Search Results — 2000 specimen records retrieved (1582 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
  SBBG108132  Abronia maritima S. L. Crockett, S. Schueller 1997-3-20 596 Los Angeles NE corner of Ben Weston Beach, ca. 100 m from ocean 6 Comment
  SDSU8430  Abronia maritima R. M. Beauchamp 1967-1-29 161 Los Angeles Growing on the beach at Pyramid Cove. San Clemente Island. Comment
Read comments
May 16 2008
  SD152589  Acacia retinodes A. C. Sanders 1987-9-18 7381 Los Angeles El Segundo Dunes, west of LA Int. Airport & Pershing Dr., on modified backslope of the dunes, subsite #13, possibly planted in hygromulch 39 Comment
  SEINET6700431 Image available Acamptopappus sphaerocephalus H. P. Chandler, H. M. Hall 1906-6-11 7388 Los Angeles Near Lancaster 70 Comment
  CAS-BOT-BC412580  Acanthoscyphus parishii var. parishii Joseph Andorfer Ewan 1934-8-3 8427 Los Angeles Table Mt. Trail to Swartout [Swarthout] Valley (floor), San Gabriel Mts. 2133 Comment
  CAS-BOT-BC331569  Acer macrophyllum Carl Epling; Lincoln Ellison 1929-5-18 s.n. Los Angeles Santa Monica Mountains. Topango Canyon Comment
  RSA774880  Acer macrophyllum Dan S. Cooper 2007-5-10 s.n. Los Angeles Griffith Park. South bank of Los Angeles river. Comment
Read comments
Oct 2 2021
  UC205353  Acer macrophyllum I. M. Johnston 1917-7-28 1568 Los Angeles San Antonio Canyon San Antonio Mountains, San Antonio Canyon 1600 Comment
  UCR132296  Acer macrophyllum John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  SBBG65813  Achillea millefolium R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  UCSB57608  Achillea millefolium Marsh, G. 1965-7-31 Los Angeles Fisherman Cove Comment
  RSA416199  Achillea millefolium var. californica Reed Kepner 1951-5-12 s.n. Los Angeles Fairgreen avenue Arcadia. 244 Comment
  CAS-BOT-BC211920  Achnatherum coronatum L. R. Abrams 1901-4-1 1305 Los Angeles Santa Monica Mountains Comment
  RSA584395  Achnatherum occidentale subsp. occidentale Timothy S. Ross, Darin Banks 1994-6-21 7991 Los Angeles ridge W of Pacifico Mtn. between Tie Canyon and Santiago Canyon drainages 1905 Comment
  RSA729643  Achnatherum parishii subsp. parishii R. G. Swinney 1998-7-2 6241 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  CAS-BOT-BC29819  Achyrachaena mollis L. Street; G. Williams 1919-4-12 2503 Los Angeles Hills near Puente Comment
  RSA617409  Achyrachaena mollis Scott D. White 1998-5-19 6521 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA667596  Achyrachaena mollis Steve Boyd, Lee Lenz 2001-5-2 10424 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  RSA562424  Achyrachaena mollis D. Bramlet 1993-4-15 2315 Los Angeles In the Puente Hills, approximately 274 m. NW of Pomona peak. The site is located some 1,220 m. west of the intersection of the Pomona freeway and Chino hills Parkway. 116 Comment
  SDSU4285  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 110 Los Angeles Plentiful seedling in field east of Wilson' Cove area. Comment
Read comments
Nov 10 2008
  SBBG118145  Acmispon dendroideus var. dendroideus F. R. Fosberg 1931-3-19 4303 Los Angeles Hamilton Cyn 2 Comment
  SBBG95188  Acmispon grandiflorus var. grandiflorus M. B. Dunkle 1928-3-17 1749 Los Angeles Emerald Bay Comment
  CHSC36033  Acmispon heermannii R. Vandenburgh 1972-6-28 15 Los Angeles 1/2 mi. W. of Mt. Wilson in San Gabriel Mts/ on Los Angeles Crest Hwy. Comment
  UCD104220  Acmispon maritimus Daryl Koutnik; John Cuti 1978-4-12 343 Los Angeles Northeastern Verdugo Mountains near La Tuna Canyon. 609 Comment
  RSA94811  Acourtia microcephala F. W. Peirson 1921-7-1 2768 Los Angeles Mint Canyon at northwest part of San Gabriel Mts. 473 Comment
  CDA3992  Adenocarpus foliolosus G. C. Fleischman Los Angeles Beside service station, Alan Avenue & Villa Street, Pasadena. Northwest corner, north side of fence. 0 Comment
  RSA156036  Adenostoma fasciculatum Peter H. Raven 1962-5-22 17839 Los Angeles Middle Ranch, Santa Catalina Island. 213 Comment
  UC1922372  Adenostoma fasciculatum Valerie Soza, Miriam Sidibeh 2003-3-26 1603 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  RSA664098  Adenostoma fasciculatum var. fasciculatum Marianne Marshall 1981-5-29 20 Los Angeles Ca. Hwy 39, 14.5 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  RSA717613  Adenostoma fasciculatum var. fasciculatum Gary D. Wallace 1987-5-5 2645 Los Angeles Monrovia. Gold Hill. Comment
  RSA535554  Adenostoma sparsifolium Tim S. Ross 1991-9-2 5928 Los Angeles Near Mulholland Highway x Yerba Buena Road. 488 Comment
  RSA687662  Adiantum capillus-veneris Geo L. Moxley 1917-9-3 s.n. Los Angeles Eaton Canyon, San Gabriel Mountains. Comment
  UCR194075  Adiantum jordanii R. G. Swinney, Dave Larson 1999-5-29 7237 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  CAS-BOT-BC300501  Agalinis heterophylla R. G. Swinney 2009-11-9 11584 Los Angeles Transverse Range; San Gabriel Mountains: confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  SEINET10720747  Agave Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2625 Los Angeles Temple City, Valumart Food Warehouse, 6340 Rosemead. Comment
  RSA0105047  Ageratina adenophora R. G. Swinney 2011-4-26 14481 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA602029  Ageratina adenophora Louis C. Wheeler 1964-3-18 8423 Los Angeles San Gabriel Mountians: About half way between Roberts Canyon and Fish Canyon. Comment
  HSC24490  Ageratina adenophora Arthur C. Gibson, Linda Gibson 1972-3-18 2791 Los Angeles Fich Canyon Mtn.; San Gabriel Mtns. Comment
  RSA0086462  Agoseris Mitch Provance, Callen Huff 2009-4-28 10666 Los Angeles Tehachapi Mountains: Road on ridge overlooking Hwy I-5 about 0.6 miles NE of Gorman. 1439 Comment
  UCR187020  Agoseris heterophylla A. C. Sanders 2006-4-21 32153 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  PASA910  Agoseris plebeja Frank W. Peirson 1923-5-21 Los Angeles Fish Canyon, San Gabriel Mts. 792 Comment
  UC1408984  Agoseris retrorsa Robin S. Collins 1973-5-28 304 Los Angeles 2.5 mi into (from beginning of pack trail) Trail Canyon; Angeles National Forest, San Gabriel Mts. 853 Comment
  SEINET3237839 Image available Agrostis R. G. Swinney 1999-8-14 7625 Los Angeles San Gabriel Mtns.; upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak. 2146 Comment
  POM308909  Agrostis exarata Anonymous 1943-7-30 660 Los Angeles Monroe station #12, San Dimas Experimental forest, U.S. Forest Dept. San Gabriel Mountains. Comment
  UCR194164  Agrostis exarata R. G. Swinney 1998-7-29 6548 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
Read comments
May 11 2012
  UCR209614  Agrostis exarata R. G. Swinney 2008-10-10 9578 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR270659  Agrostis exarata R. G. Swinney 2011-6-29 15327 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  RSA286112  Agrostis stolonifera John F. Emmel 1980-8-19 754 Los Angeles San Gabriel Mountains. 0.1 air mile WSW of Big Pines Ranger Station 2091 Comment
  UCR223014  Allium fimbriatum R. G. Swinney 2009-5-5 10631 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA164832  Allium fimbriatum var. fimbriatum Wesley O. Griesel 1963-5-26 788 Los Angeles Between Valyermo and Mile High Ranch 1371 Comment
  LA21559  Allium haematochiton Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC64221  Allium peninsulare var. peninsulare H. M. Hall May 1902 3234 Los Angeles Chatsworth Hills Comment
  RSA0097183  Allophyllum divaricatum R. G. Swinney 2011-6-1 14962 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  RSA28464  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  RSA0116178  Allophyllum glutinosum R. G. Swinney 2011-6-15 15199 Los Angeles San Gabriel Mountains; SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail. 1622 Comment
  RSA733747  Allophyllum glutinosum R. G. Swinney 2000-5-20 7690 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39. 2000 Comment
  SBBG27941  Allophyllum glutinosum I. W. Clokey, B. Templeton -Apr-1929 4468 Los Angeles Mandeville Cyn 425 Comment
  LA82489  Alnus rhombifolia O. H. Kappler; 1941-5-12 116 Los Angeles Santa Monica Mountains, Topanga Canyon 182 Comment
  RSA0085348  Amaranthus albus R. G. Swinney 2010-6-8 13217 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 546 Comment
  UCR277085  Amaranthus albus R. G. Swinney 2010-10-5 13980 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA562691  Amaranthus albus D. Charlton, Lew Heide 1991-9-19 5614 Los Angeles Piute Ponds, freshwater marsh between Rosamond and Lancaster. 762 Comment
  UCD97186  Amaranthus albus M. Vincent 1962-12-5 314 Los Angeles Santa Monica Mts., Mulholland Highway at Stunt Road. Comment
  RSA0091662  Amaranthus californicus Bonnie C. Templeton 1942-10-14 6588 Los Angeles Griffith Park, near Municipal Nursery. Comment
  RSA606029  Amaranthus retroflexus L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon 232 Comment
  RSA70009  Amaranthus retroflexus F. W. Peirson 1951-1 1842 Los Angeles Altadena. Comment
  SFV21144  Ambrosia acanthicarpa J. M. Keefe 2001-1-19 30992 Los Angeles San Fernando Valley Big Tujunga Wash, 300 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 384 Comment
  UC896706  Ambrosia chamissonis F. R. Fosberg 1931-5-16 S 4879 Los Angeles Little Harbor; Santa Catalina Island 2 Comment
  SD237297  Ambrosia confertiflora Kelly Volansky 2006-2-17 Los Angeles San Gabriel Valley: Montebello Hills, east of Montebello Blvd. near the Paramont Blvd. exit from Hwy 60. 113 Comment
  POM158109  Ambrosia psilostachya L. R. Abrams 1902-8-18 2957 Los Angeles Ballona Creek, near Mesmer Comment
  CAS-BOT-BC272931  Ambrosia salsola Timothy S. Ross 1991-4-28 4778 Los Angeles Adobe Mountain: southwesterly extension of the mountain 975 Comment
  CAS-BOT-BC180650  Amorpha californica var. californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles San Rafael Hills, Glendale 304 Comment
  RSA415280  Amorpha californica var. californica Samuel R. Tyson 1942-6-26 s.n. Los Angeles San Dimas Canyon. 488 Comment
  UC198376  Amsinckia Katharine Brandegee May 1916 Los Angeles Santa Catalina Island Comment
  UCR108167  Amsinckia intermedia Matilda Low 1997-3-13 11 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  RSA177782  Amsinckia intermedia R. F. Thorne, P. Everett 1965-5-11 34655 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. Comment
  RSA499936  Amsinckia intermedia Thekla Mohr 1931 Los Angeles Near Los Angeles Comment
  RSA779250  Amsinckia menziesii Pam De Vries 2011-6-16 7772 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 0.33 mile WNW of the intersection of San Francisquito Canyon Road and Riverview Road, north of the city of Santa Clarita, just west of San Francisquito Creek 427 Comment
  UC1349353  Amsinckia menziesii var. menziesii Robert F. Thorne 1966-4-5 35854 Los Angeles s-facing slope above stream in Cottonwood Canyon; Santa Catalina Island, Cottonwood Canyon 106 Comment
  RSA0102540  Amsinckia tessellata Richard G. Swinney 2011-4-19 14396 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. Under transmission lines. 945 Comment
  HSC3542  Amsinckia tessellata var. gloriosa David Porter 1965-4-24 Los Angeles 5 mi. W of Newhall on Pico Canyon Rd., Newhall 610 Comment
  RSA483719  Anagallis arvensis Richard Noyes, L. Arnseth 1988-4-30 513 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  POM6826  Androsace elongata subsp. acuta P. A. Munz, L. T. Street, G. Williams 1919-4-5 2424 Los Angeles Puddingstone Canyon, San Dimas Comment
  SEINET10695263  Angelica Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2612 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  CAS-BOT-BC64021  Anisocoma acaulis Timothy S. Ross 1994-5-25 7891 Los Angeles West summit of Liebre Mountain: 1708 Comment
  UCR197763  Anisocoma acaulis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 68 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UC440400  Antirrhinum coulterianum Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon; Santa Monica Mountains Comment
  LA52035  Antirrhinum multiflorum Louis Wheeler; 1932-5-25 757 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 365 Comment
  RSA615863  Antirrhinum multiflorum Scott D. White 1995-10-19 3698 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  IRVC27961  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26123 Los Angeles 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 Western San Gabriel Mtns. 488 Comment
  LA209584  Apiastrum angustifolium Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SBBG12439  Apiastrum angustifolium P. H. Raven 1962-5-9 17665 Los Angeles near head of cyn at S end of Mosquito Cove 320 Comment
  LA200141  Apiastrum angustifolium O. H. Kappler; 1944-4-1 567 Los Angeles Santa Monica Mountains, Carbon Canyon Beach Comment
  CLARK-A1528-7878  Apium leptophyllum John C. Roos 1951-8-1 5079 Los Angeles Los Angeles 60 Comment
  POM175417  Apocynum cannabinum Joseph A. Ewan 1930-6-23 2650 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  UCR210522  Apocynum cannabinum R. G. Swinney 2008-11-30 9868 Los Angeles San Gabriel Mtns., Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  CAS-BOT-BC435118  Aptenia cordifolia Peter H. Raven; Henry J. Thompson 1959-10-18 14662 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Coast Highway at mouth of Topanga Canyon 4 Comment
  RSA188555  Aquilegia formosa Robert F. Thorne, John Olmsted 1965-8-26 35413 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 Comment
  RSA597566  Arabis pulchra Timothy S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 2758 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. 1707 Comment
  UCR150979  Arabis sparsiflora var. californica L. C. Wheeler 1968-5-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: NW slope of Smith Mountain, along Bear Creek Trail 1220 Comment
  OBI30081  Arbutus menziesii Ted L. Hanes 1967-3-2 s.n. Los Angeles Pine Mountain Truck trail, 6 mi SE Rincon, San Gabriel Mts 1067 Comment
  RSA755848  Arceuthobium californicum R. G. Swinney 2008-7-2 9114 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  RSA177894  Arctostaphylos catalinae R. F. Thorne, Percy C. Everett 1965-5-10 34480 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  SEINET11993685  Arctostaphylos glandulosa W. Knight, Knight, I. 1986-1 6003 Los Angeles 1.3 mi below Clear Creek Campground in San Gabriel Mts. en route to La Canada Flintridge Comment
  RSA629074  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20303 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634863  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20261 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA626772  Arctostaphylos glandulosa subsp. mollis T. S. Ross, W. Appleby 1993-5-19 7169 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  RSA632945  Arctostaphylos glandulosa subsp. mollis Valerie L. Soza, Kent Hughes 1999-6-17 553 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 746 Comment
  RSA70850  Arctostaphylos glandulosa subsp. mollis F. W. Peirson 1920-5-9 142 Los Angeles east trail to Mt. Lowe 1341 Comment
  SBBG112159  Arctostaphylos glandulosa subsp. mollis C. Bornstein, E. Collins 1997-4-14 Los Angeles Liebre-Sawmill Mtn Rd [USFS 7N23], Liebre Mtns 1684 Comment
  RSA367297  Arctostaphylos glauca L. E. Hoffman 1932-1-18 s.n. Los Angeles East Fork San Gabriel Canyon, near Cattle Canyon Ranger Station Comment
  RSA592824  Arctostaphylos glauca Steve Boyd 1996-4-24 8658 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  RSA631413  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15602 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631433  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15610 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA739717  Arctostaphylos glauca John Dittes 2006-1-3 1313 Los Angeles Transverse Ranges, San Gabriels Mtns, Upper Big Tujunga Canyon, 6.8 air miles SE of Mill Creek summit, 1.7 air miles W of Vetter Mtn, 1.8 air mile NE of intersection of Upper Big Tujunga Canyon road and Angeles Crest Hwy (Hwy2),, N side of upper Big Tujunga Canyon road. 1113 Comment
  RSA638859  Arctostaphylos parryana Valerie L. Soza, LeRoy Gross 1999-9-15 647 Los Angeles Burkhart Trail, north of junction with Rattlesnake Trail. 1767 Comment
  UC1745910  Arctostaphylos parryana Annetta M. Carter, Arthur Carter 1935-9-12 974 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  RSA634775  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20346 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA634886  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20446 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
  RSA634897  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20398 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA635186  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20409 Los Angeles Road to Pacifico Mountain, 10.4 km east of Mill Creek Summit. 1760 Comment
  RSA238250  Arctostaphylos patula R. F. Thorne 1969-7-2 38333 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2072 Comment
  RSA654354  Arctostaphylos patula Valerie L. Soza, LeRoy Gross 2000-5-23 958 b Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail 2377 Comment
  UCR191297  Arenaria macradenia R. G. Swinney 1998-7-2 6266 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21 1963 Comment
  POM342  Arenaria serpyllifolia I. M. Johnston 1918-4-25 1978 Los Angeles Claremont. 366 Comment
  RSA597389  Argemone munita Tim S. Ross, S. D. Boyd 1990-6-18 3507 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  HSC16731  Argemone munita C. S. Apperson 1967-6-3 Los Angeles 15 mi. E of Hwy. 99 on Ave. D Comment
  POM49528  Argemone munita A. D. E. Elmer 1902-06 3721 Los Angeles Acton. Comment
  SD181429  Argemone rotundata Louis C. Wheeler 1953-9-12 7049 Los Angeles San Gabriel Mountains; Blue Ridge near Grassy Hollow. Comment
  UCSB69285  Aristida purpurea var. parishii Gross, LeRoy; Soza, Valerie; Tessel, Samantha 2001-6-4 Los Angeles Los Angeles Basin; Verdugo Mtns Region; NW side, just N of Ledge Ave and Tuxford St (dead end), W of McDonald Creek; city of Sun Valley 365 Comment
  CAS-BOT-BC84972  Artemisia californica R. M. Beauchamp 1967-1-27 105 Los Angeles East of wilson Cove area, San Clemente Island Comment
  RSA417232  Artemisia californica M. B. Dunkle 1939-11-24 7342 Los Angeles San Clemente Island. Mosquito summit, Canyon head. Comment
  SBBG118764  Artemisia californica F. R. Fosberg 1931-12-10 7157 Los Angeles Avalon, Public Utilities Cyn 50 Comment
  UCR126904  Artemisia californica A. C. Sanders 2003-4-29 26159 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  SEINET13276703 Image available Artemisia dracunculus R. G. Swinney 2011-1 15868 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  RSA191633  Artemisia dracunculus R. F. Thorne, M. Z. Thorne 1966-8-29 36592 Los Angeles San Gabriel Mts; Angeles National Forest: sunny, small, dry depression south of Crystal Lake 1722 Comment
  SBBG62445  Artemisia dracunculus F. Davis, M. N. Ackley -Jul-1928 294 Los Angeles Verdugo Wash, Glendale 243 Comment
  CAS-BOT-BC90811  Artemisia nesiotica Robert F. Thorne 1968-4-27 37508 Los Angeles Santa Barbara Island: plateau near headwaters of Middle Canyon 76 Comment
  SBBG109039  Artemisia nesiotica S. A. Junak 1996-5-31 SCl 559 Los Angeles N rim of Eel Cove Cyn 91 Comment
  SD68986  Artemisia nesiotica Peter H. Raven 1962-4-10 17190 A Los Angeles San Clemente Island 105 Comment
  CAS-BOT-BC97291  Artemisia tridentata subsp. parishii Elmer I. Applegate 1931-11-2 6829 Los Angeles Newhall, at the railroad station Comment
  OBI34567  Arthrocnemum subterminale David J. Keil 1983-8-23 17882 Los Angeles Huntington Harbor t Bolsa Chica Ecological Reserve Comment
  RSA156158  Arthrocnemum subterminale L. R. Abrams 1904-9-6 4197 Los Angeles San Pedro Comment
  SD82923  Asclepias californica R. F. Thorne, M. Z. Thorne 1969-7-10 38376 Los Angeles San Gabriel Mountains; Angeles National Forest, north of Jackson Lake. 1860 Comment
  UCR199715  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
  RSA529158  Asclepias eriocarpa T. S. Ross, Steve D. Boyd 1991-7-24 5606 Los Angeles GRANITE MOUNTAIN vicinity: ridge NNE of G.M. 1893 Comment
  LA200143  Asclepias fascicularis Jonathan Sauer; David S. Verity 1975-9-18 5744 Los Angeles SANTA MONICA MOUNTAINS, Sequit Basin Comment
  LA50695  Asclepias fascicularis Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SEINET11262206  Asclepias fascicularis Tim Ross 1992-6-15 6584 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): knoll at the head of the S fork of Sycamore Canyon. El Monte 7.5' USGS quadrangle.; 0 349 Comment
  SD82455  Aspidotis californica F. A. MacFadden 1931-3-29 2607 Los Angeles Tuna Canyon, Verdugo Hills Comment
  RSA653367  Aspidotis californica LeRoy Gross 2000-10-28 313 Los Angeles Verdugo Mountains: Along Brand Park Mountainway road 548 Comment
  RSA84995  Asplenium vespertinum F. W. Peirson 1921-6-21 2840 Los Angeles West Fork of San Gabriel River. 610 Comment
  RSA586028  Aster greatae Orlando Mistretta, Steve Boyd 1994-6-21 1388 A Los Angeles Santiago Canyon, drainage northwest of Pacifico Mountain. 1585 Comment
  RSA0045437  Aster greatae Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -035 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA594407  Aster subulatus var. ligulatus Steve Boyd, Lauren Raz 1996-10-14 9085 Los Angeles Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138. 1021 Comment
  RSA607264  Aster subulatus var. ligulatus L. C. Wheeler 1932-9-19 1400 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  POM157962  Astragalus bicristatus Marcus E. Jones 1927-8-1 5 M-11-26 Los Angeles San Gabriel Mountains. Swartout [Swarthout] Valley. Comment
  SEINET3127322  Astragalus brauntonii Unknown 1906-1 Los Angeles Comment
  CAS-BOT-BC182298  Astragalus didymocarpus var. didymocarpus Lois E. James 1947-4-13 1751 Los Angeles Near the County Poor Farm in Soledad Canyon Comment
  UC1294277  Astragalus douglasii var. douglasii P. C. Everett and E. K. Balls 1959-5-22 23809 Los Angeles Holiday Hill San Gabriel Mts., Big Pine, Holiday Hill (Big Pine, Hwy 2, San Gabriel Mts.) 1950 Comment
  RSA716361  Astragalus douglasii var. douglasii Andrea Edwards, Pam De Vries 2006-4-11 95 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  CAS-BOT-BC182927  Astragalus douglasii var. perstrictus W. R. Dudley; F. H. Lamb 1896-6-9 4410 Los Angeles Elizabeth Lake [Canon] Canyon, near [Lovell's] Lovell, Liebre Mountains Comment
  UC1929457  Astragalus miguelensis Mark Elvin, Orlando Mistretta 1996-3-24 120 Los Angeles Channel Islands; San Clemente Island: W On dunes. Comment
  RSA415844  Astragalus tener var. titi W. Fraiser, Davidson 1930-1 s.n. Los Angeles Santa Monica Comment
  SBBG18449  Astragalus trichopodus var. lonchus E. R. Blakley 1961-9-24 4783 Los Angeles Little Springs Cyn 15 Comment
  UC1311652  Astragalus trichopodus var. lonchus Robert J. Rodin 1953-5-2 5813 Los Angeles near White's Cove (Catalina Island); , near White's Cove Comment
  RSA415723  Astragalus trichopodus var. lonchus Reid V. Moran 1941-2-23 603 Los Angeles NW of Wilson's Harbor, on rocky slope, South Catalina Island. Comment
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Mar 23 2009
  SD113696  Astragalus trichopodus var. phoxus Darley F. Howe 1947-5-3 1551 Los Angeles Mint Canyon, Mohave Desert Comment
  RSA792772  Athysanus pusillus Justin M. Wood 2009-3-20 374 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  LA51480  Atriplex californica Peter H. Raven; Henry J. Thompson 1959-6-4 14341 Los Angeles Santa Monica Mountains, Point Dume 12 Comment
  SD66911  Atriplex leucophylla R. Mitchel Beauchamp 1967-3-19 326 Los Angeles Sandy area at West Cove, San Clemente Island. Comment
  SEINET3156357  Atriplex microcarpa G. B. Grant, W. Wheeler 1904-4-21 2313 Los Angeles collected on Santa Catalina Island, Pacific Ocean, oof southern California Comment
  UC519981  Atriplex nummularia Louis C. Wheeler 1933-4-27 1657 Los Angeles seaward bluffs Playa del Rey 7 Comment
  UCD97562  Atriplex nummularia Daryl Koutnik 1978-3-30 s.n. Los Angeles Dockweiler Beach south of Ballon Creek. 15 Comment
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May 28 2014
  UCSB21186  Atriplex polycarpa McCarthy, Sharon 1965-4-2 Los Angeles Junction of State Highway 138 and 213th Street East about 23 miles west of Highway 395, Mojave Desert 1066 Comment
  RSA453961  Atriplex semibaccata C. J. Hollenberg 1928-7-24 s.n. Los Angeles Del Rey Palisades. Comment
  UCR161205  Atriplex torreyi T. B. Salvato, Melissa Clemons 2005-9-27 1231 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  RSA534146  Avena barbata Timothy S. Ross 1991-5-17 5079 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA593770  Avena barbata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8561 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
  RSA0034602  Avena barbata M. B. Dunkle 1938-3-31 1792 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  SEINET7047907  Avena barbata Steven R. Hill, Kate Kramer 2001-4-22 33356 Los Angeles North side of San Gabriel Mountains, south side of Antelope Valley, Johnson Road, 6.2 miles north-northeast of junction with Elizabeth Lake Road, 3 miles south of junction of Avenue I and 110th Street West. Elevation about 3080 feet. Comment
  RSA0034974  Avena fatua P. R. Brown 1970-4-9 10 Los Angeles Canon de Lana [county not specified], [Woodland Hills Nature Center?] Comment
  UCSB6783  Avena sativa Beach, Kay 1943-3-25 Los Angeles San Dimas Experimental Forest; Dalton Comment
  SEINET3154489  Azolla caroliniana M. E. Jones 1882-3-7 3043 Los Angeles Pasadena Comment
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May 1 2015
  UCR209966  Azolla filiculoides R. G. Swinney 2008-9-9 9335 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR214668  Azolla filiculoides A. C. Sanders, Dan S. Cooper 2010-4-30 38155 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM10012  Azolla filiculoides Philip A. Munz 1921-05 4554 Los Angeles Pool in South Hills, So. of San Dimas 426 Comment
  IRVC24029  Baccharis glutinosa Fred M. Roberts, Gordon Marsh 1985-10-16 2478 Los Angeles Long Beach: Los Angeles River Channel between Willow St. and Pacific Coast Hwy, 3-4.5km from ocean, along margin of channeled river course in early successional riparian habitat, sandy soil. southern coastal 5 Comment
  RSA0000934  Baccharis malibuensis R. M. Beauchamp 1991-8-26 s.n. Los Angeles Santa Monica Mountains, Stokes Canyon. 213 Comment
  SEINET10474451  Baccharis pilularis Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4775 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  SBBG13541  Baccharis pilularis subsp. consanguinea E. R. Blakley 1962-10-3 5383 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  SEINET11837861  Baccharis pilularis subsp. consanguinea C. V. Braun 1974-1 23 Los Angeles turn-out on E side of I-5 just N of Castaic Comment
  JEPS19506  Baccharis plummerae subsp. plummerae Peter H. Raven 1957-9-21 11362 Los Angeles 2.5 mi above US Hwy 101A Topanga Canyon (Santa Monica Mountains); Santa Monica Mountains Comment
  CAS-BOT-BC106762  Baccharis salicifolia W. R. Dudley 1907-12-2 s.n. Los Angeles Saw Mt. Canyon [Canon] (near Monrovia) Comment
  CHSC95342  Baccharis salicifolia LeRoy Gross 2002-3-7 489 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. south of 210 Freeway. Side canyon off of La Tuna Canyon. 579 Comment
  HSC24843  Baccharis salicifolia James Henrickson 1972-3-17 7179 Los Angeles 5 road miles along Angeles Crest Hwy. 5, NE of La Canada in San Gabriel Mtns. 823 Comment
  LA47047  Baccharis salicifolia Peter H. Raven; 1959-2-15 13785 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  POM350355  Baccharis salicifolia Anstruther Davidson 1917-10 3300 Los Angeles Wilshire Blvd, Los Angeles Comment
  UCR197189  Baccharis salicifolia Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 669 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UCR108383  Baccharis salicina L. C. Wheeler 1946-9-9 6368 Los Angeles San Gabriel Mtns., West Fork San Gabriel River, 1/2 mi east of Bear Creek 518 Comment
  LA212265  Baccharis salicina J Harris; 1977-4-30 92 Los Angeles Fish Cyn., 10 miles E of I5. Comment
  UCSB26090  Balsamorhiza deltoidea Wilken, Dieter 1969-4-19 Los Angeles Maple Canyon on Bouquet Canyon Road, 2.3 miles southwest of junction with Los Angeles County Road N2 975 Comment
  RSA230739  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 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
  RSA423232  Beta vulgaris Edwin Kline 1924-6-10 s.n. Los Angeles Los Angeles. Comment
  RSA0015838  Bidens frondosa LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6212 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
  RSA712218  Bituminaria bituminosa Andrea Warniment, Pam De Vries 2005-3-24 ADW- 005 Los Angeles Transverse Ranges; San Gabriel Mtns. region: Lannan Debris Basin, in foothills of San Gabriel Mtns., above the City of Sierra Madre. 317 Comment
  UC905459  Bloomeria crocea F. R. Fosberg 1931-4-10 S 4554 Los Angeles Avalon Canyon Santa Catalina Island 130 Comment
  SEINET181913  Bloomeria crocea var. crocea Ira W. Clokey, B. Templeton 4543 Los Angeles Mandeville Canyon Santa Monica Mountains 500 Comment
  RSA649611  Boechera californica Lori Ackerman, Gerald Braden 1988-4-22 16 Los Angeles North end of West Fork [San Gabriel] River. Comment
  RSA660092  Boechera californica Orlando Mistretta 1992-6-12 542 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR238657  Boechera californica Anuja Parikh, Nathan Gale 2010-6-22 3360 Los Angeles Transverse Range, San Gabriel Mountains, Upper Shortcut Canyon, 0.5 km south of State Hwy 2 (Angeles Crest Hwy), 1.2 km southeast of intersection of State Hwy 2 and Upper Big Tujunga Canyon Road 1400 Comment
  RSA729782  Boschniakia strobilacea R. G. Swinney 1999-8-9 7602 Los Angeles San Gabriel Mtns.: Big Horne Ridge, c. 1.5 mi SW of West Baldy peak of Mt. San Antonio 2317 Comment
  RSA611264  Bothriochloa barbinodis L. C. Wheeler 1970-10-31 s.n. Los Angeles Los Angeles: Collis Avenue at Huntington Drive. Comment
  RSA657927  Bougainvillea spectabilis S. Campbell 1980-6-2 29 Los Angeles Verdugo Mountains; Approx. 400 feet west of Sierra Place on south-eastern slope of Verdugo Mountains. 244 Comment
  CAS-BOT-BC95434  Bowlesia incana John Thomas Howell 1928-3-20 3458 Los Angeles Griffith Park in Los Angeles Comment
  SEINET3240175  Bowlesia incana Reid Moran 1941-1 576 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  UCR78772  Bowlesia incana R. G. Swinney 1993-4-12 2100 Los Angeles San Gabriel Valley, Glendora, Toyon Nature Trail in South Hills 306 Comment
  RSA534034  Bowlesia incana Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5279 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 ft SE of Malo Knoll (1396 ). Upper portion of drainage. 305 Comment
  RSA544537  Bowlesia incana Tim Ross, E. Kellogg 1992-4-12 6128 Los Angeles San Clemente Island: 129 degrees SE, 525m distant from Vista, near head of Grove Canyon. 518 Comment
  SBBG14043  Brachypodium distachyon P. H. Raven 1962-5-22 17825 Los Angeles above Emerald Bay 121 Comment
  RSA0043289  Brassica kaber var. pinnatifida William W. Baker 1974-3-25 s.n. Los Angeles Along Ventura Blvd. just W of Winnetka Ave. 243 Comment
  CAS-BOT-BC30312  Brassica nigra Peter H. Raven; Henry J. Thompson 1959-5-5 14133 Los Angeles Santa Monica Mountains. Muholland Highway. 1 mile west of Las Virgenes Road. Malibu Lake drainage. 274 Comment
  LA51495  Brassica rapa D. Dunn; 1941-3-11 Los Angeles San Gabriel Mountains, Foothills, N of Santa Monica Comment
  POM351106  Brickellia californica F. R. Fosberg 1931-7-11 7205 Los Angeles Near Reservoir Summit, Ridge Route, western Sierra Madre Mountains. 1200 Comment
  RSA522946  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3293 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  RSA535548  Brickellia californica Timothy S. Ross, Annette Ross 1991-9-7 5949 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 556 Comment
  UCSB6401  Brickellia californica Gill, Robert 1959-9-30 Los Angeles At base of San Gabriel Dam; San Gabriel Mt. Range; Pacific Slope Drainage Area Comment
  RSA533889  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5165 Los Angeles San Clemente Island, 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  LA201743  Brodiaea terrestris subsp. kernensis Arthur C. Gibson; 2001-5-19 4806 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  UCR192837  Bromus R. G. Swinney 1998-7-6 6283 Los Angeles San Gabriel Mtns., Mescal Canyon, 0.8 mile north of junction of Hwy 2 and Mescal Canyon Rd. 1732 Comment
  LA14241  Bromus arizonicus Marjorie Bowler; 1931-11-11 Los Angeles Ditch below National Blvd Comment
  SD52846  Bromus arizonicus Peter H. Raven 1962-4-9 17126 Los Angeles San Clemente Island, near barracks, Wilson Cove. 60 Comment
  SEINET3128749  Bromus berteroanus G. B. Grant 1905-4-15 123 Los Angeles Pasadena Comment
  CATA1231  Bromus carinatus Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2297 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  SBBG131614  Bromus carinatus S. A. Junak 1999-5-8 SCa 918 Los Angeles Fern Cyn, Cottonwood Cyn watershed, just upstream from fenceline, elevated floodplain Comment
  UCR266407  Bromus carinatus D. E. Bramlet 2005-4-11 3789 Los Angeles Puente Hills, Powder Canyon 229 Comment
  LA105094  Bromus carinatus var. carinatus Barry A. Prigge; 1988-7-3 8179 Los Angeles Santa Monica Mountains, ca 0.4 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School 316 Comment
  POM175437  Bromus carinatus var. carinatus Joseph A. Ewan 1930-6-24 2692 Los Angeles Crystal Lake, N. Fork San Gabriel R. 1706 Comment
  CATA622  Bromus diandrus Mark L. Hoefs 1991-4-8 1075 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  RSA714196  Bromus diandrus Valerie L. Soza, Miriam Sidibeh 2003-3-26 1615 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR152909  Bromus diandrus A. C. Sanders, Helen Kennedy 2005-4-13 29440 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA702155  Bromus grandis Michael Honer 2004-6-22 1988 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  POM257623  Bromus hordeaceus L. C. Wheeler 1934-4-6 2509 Los Angeles San Dimas Canyon, San Gabriel Mountains. 442 Comment
  RSA601176  Bromus madritensis subsp. madritensis L. C. Wheeler 1967-6-27 9919 Los Angeles San Gabriel Mountains : Sunset Ridge, NE of Cogswell Reservoir. 640 Comment
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Feb 4 2015
  LA13820  Bromus rubens Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit 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
  RSA660438  Bromus rubens Orlando Mistretta 1992-6-17 577 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA774258  Bromus rubens R. G. Swinney 2009-4-28 10545 Los Angeles summit of Mt. Emma 1585 Comment
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Mar 28 2014
  UCD59572  Bromus rubens J. O. McMullin 1914-10-1 s.n. Los Angeles Casa Desierto Comment
  SEINET10835306  Bromus rubens David B. Dunn 1946-4-20 Dunn 2151 Los Angeles Station 66, near the foothills on the west side of the mojave desert, n of Palmdale, on the grassy slopes, between the shrubs and along the road. 823 Comment
  UCSB18587  Bromus tectorum Daniel, Dick 1964-5-15 Los Angeles Mint Canyon Campground; US Hwy 6, 7.7 mi NE of junction of Mint Canyon Rd and CA Hwy 126 640 Comment
  POM199534  Calandrinia breweri I. W. Clokey, Bonnie C. Templeton 1929-03 4524 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA466550  Calandrinia ciliata T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  UC1136646  Calandrinia ciliata Jerome S. Horton 1939-4-17 538 Los Angeles 1/4 mi se San Dimas Reservoir; Pomona Quadrangle, San Dimas Canyon Comment
  CLARK-A1528-769  Calandrinia ciliata var. menziesii Fred B. Essig 1967-4-21 Los Angeles Santa Monica Mountains Comment
  RSA235309  Calandrinia maritima M. A. Piehl 1963-12-7 631048 Los Angeles San Clemente Island: across SE tip from Pyramid Head 22 Comment
  SBBG13941  Calandrinia menziesii E. R. Blakley 1958-5-9 2271 Los Angeles hills 2 mi E of Gorman 1097 Comment
  UCR272546  Calocedrus decurrens R. G. Swinney 2011-9-22 15686 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  NY16884  Calocedrus decurrens T. G. Yuncker 1931-6-29 3829 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
  SD12593  Calochortus albus Edith A. Purer 1935-5-11 6577 Los Angeles Hillside, Malibou Road, Santa Monica Mountains. Comment
  RSA226159  Calochortus catalinae Gary D. Cromwell, David W. Wheat 1971-5-8 650 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora 610 Comment
  UC1349052  Calochortus catalinae Robert F. Thorne and P. Everett 1965-5-10 34464 Los Angeles n slope Black Jack Mt.; Santa Catalina Island 457 Comment
  CAS-BOT-BC132349  Calochortus clavatus Reid Moran 1941-8-17 862 Los Angeles Pico Canyon 600 Comment
  UC1174999  Calochortus clavatus E. K. Balls and P. C. Everett 1959-6-29 23863 Los Angeles 1 mi ne Stokes Canyon entrance; Santa Monica Mts. 243 Comment
  UCR129358  Calochortus clavatus Gale Sphon 1959-5-8 329 Los Angeles 1.7 miles north-east of Soledad Canyon turnoff on Highway 6, Mint Canyon 590 Comment
  RSA0050037  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -016 Los Angeles Western Transverse Ranges; Sierra Pelona Ridge off Forest Rd. 6N07 1311 Comment
  RSA596824  Calochortus clavatus var. gracilis Timothy S. Ross, J. Mark Porter 1995-5-4 8494 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA618697  Calochortus clavatus var. gracilis Scott D. White, Sandy Leatherman 1998-5-19 6518 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 Freeway/ Old Ridge Route and the lake. Proposed North Lake Planned Community 427 Comment
  UC3398  Calochortus invenustus J. H. Barber 1897-7-11 253 Los Angeles Summit Mt. San Gabriel Range Comment
  RSA660447  Calochortus plummerae Orlando Mistretta 1992-6-26 624 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. 1595 Comment
  RSA0120931  Calochortus plummerae Enoc Zuniga 2017-6-5 s.n. Los Angeles Bell Canyon: found at top of mountain in private land. Approx. 600 ft east of County line and 1/2 mile north of Bell Canyon. 480 Comment
  RSA131029  Calochortus splendens Percy C. Everett, E. K. Balls 1959-6-2 23849 Los Angeles NE from junction with road to Lake Malibu and Stokes Canyon, Santa Monica Mountains. Comment
  SD41992  Calochortus venustus Darley F. Howe 1947-5-3 Los Angeles Slope just west of Mint Canyon. Comment
  UCR223034  Calyptridium monandrum R. G. Swinney 2009-5-6 10672 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
  RSA0080977  Calystegia macrostegia R. G. Swinney 2010-4-28 12416 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
  RSA545338  Calystegia macrostegia subsp. amplissima T. S. Ross 1992-4-14 6178 Los Angeles San Clemente Island: central E side of island; stabilized slope above rutted Nanny Canyon drainage channel, 87 deg. S and ca 280m distant from where drainage meets the sea. 76 Comment
  POM50594  Calystegia macrostegia subsp. intermedia L. R. Abrams 1901-04 1359 Los Angeles San Fernando Mts. 762 Comment
  RSA517134  Calystegia macrostegia subsp. intermedia T. S. Ross, S. D. Boyd 1990-5-14 2493 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1085 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
  RSA592499  Calystegia macrostegia subsp. macrostegia Mark Hoefs, Doug Propst 1973-3-14 120 Los Angeles Santa Catalina Island; near upper White's Landing Road. 152 Comment
  RSA608305  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1946-8-29 6306 Los Angeles Blue Ridge, 1.5 miles SW Swarthout 2240 Comment
  CHSC70526  Calystegia peirsonii R. A. Schlising; C. Balogh 1972-6-4 3045 Los Angeles Along Hwy N2, NW of Lake Hughes, at Pine Canyon Roadside Rest, just SE of Pine Canyon Forest Station. Comment
  RSA724923  Camissonia K. Dobry 1991-5-13 534 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA0039641  Camissonia californica R. G. Swinney 2010-5-29 13410 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  SEINET7047925  Camissonia campestris Steven R. Hill, Kate Kramer 2001-4-22 33375 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  RSA670381  Camissonia confusa Bonnie C. Templeton, I. W. Clokey 1930-4-8 1046 Los Angeles San Francisquito Canyon, San Gabriel Mts. 915 Comment
  RSA454086  Camissonia lewisii Anstruther Davidson 1905-5-1 1437 Los Angeles Hollywood Comment
  SDSU3383  Camissonia micrantha H. Wedberg 1957-4-1 13 Los Angeles In coastal sage on Point Dume. Comment
  RSA249779  Camissonia pallida subsp. pallida Robert F. Thorne 1973-5-11 43475 Los Angeles San Gabriel Mts., Mojave Desert slope: 1/4-1/2 mi N of Bob s Gap, N slope of Holcomb Ridge, c. 2 1/2 mi due S of Llano, in sandy wash 1159 Comment
  RSA454097  Camissonia strigulosa N. C. Cooper 1944-4-23 1101 Los Angeles Pomona. 244 Comment
  RSA0093048  Camissoniopsis Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14326 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  JEPS31762  Camissoniopsis cheiranthifolia subsp. suffruticosa Julia A. Bettys 1929-5-20 Los Angeles Los Angeles, Manhattan Beach Comment
  UCSB4414  Camissoniopsis cheiranthifolia subsp. suffruticosa Haller, Norman 1953-3-21 Los Angeles Point Dume, Tip of point Comment
  SFV2541  Camissoniopsis confusa P. G. Kilburn 1958-4-12 716 Los Angeles Mojave Desert Palmdale. Avenue N and 10th Street, 4 miles northwest of downtown. 790 Comment
  UC166868  Camissoniopsis hirtella George B. Grant and Walter Wheeler 1904-5-7 1233 Los Angeles in waste wash land Glendora Comment
  SDSU3381  Camissoniopsis lewisii H. Wedberg 1958-5-1 273 Los Angeles At edge of grassy field next to sand dune, about 1/4 mile east of Killgore Street, Playa del Rey. Comment
  RSA66295  Canbya candida F. W. Peirson 1926-4-26 6660 Los Angeles about 6 miles west of Rock Creek, Comment
  RSA596836  Capsella bursa-pastoris Timothy S. Ross, J. Mark Porter 1995-5-4 8480 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA600193  Capsella bursa-pastoris Steve Boyd, Lauren Raz 1997-5-29 9907 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  LA51499  Cardamine californica O. H. Kappler; 1941-2-9 83 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA724803  Cardamine californica K. Dobry 1992-4-14 d- 1136 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  CLARK-A1528-2301  Cardamine oligosperma Alfred R. Roos 1958-6-3 Los Angeles Brentwood Comment
  CAS-BOT-BC384775  Cardionema ramosissimum Peter H. Raven; Henry J. Thompson 1959-6-4 14338 Los Angeles Santa Monica Mountains. Point Dume 42 Comment
  RSA0085034  Carex R. G. Swinney 2010-4-30 12445 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
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Sep 12 2018
  UCR182719  Carex R. G. Swinney 1997-7-16 5660 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
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Sep 12 2018
  RSA733771  Carex alma R. G. Swinney 1998-7-29 6527 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  RSA800797  Carex alma Jane Tirrell 2012-8-20 LS 0150 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  UCR273157  Carex alma R. G. Swinney 2011-6-22 15275 Los Angeles San Gabriel Mountains, Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy 1598 Comment
  CAS-BOT-BC17665  Carex alma Philip Alexander Munz 1937-5-4 15158 Los Angeles Evey Canyone north of Claremont. 762 Comment
  RSA191584  Carex alma Robert F. Thorne 1966-8-29 36587 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
  UC934040  Carex alma H. L. Cogswell 1951-5-15 103 Los Angeles Bell Canyon, Watershed 4, (Sec. F4, Plot. 5) San Gabriel Mountains 865 Comment
  RSA0065721  Carex fracta Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4781 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  UCR238634  Carex globosa Anuja Parikh, Nathan Gale 2010-6-23 3363 Los Angeles Transverse Range; San Gabriel Mtns., upper Shortcut Canyon, 1.3 km S of State Highway 2 (Angeles Crest Hwy), 1.5 km NNW of West Fork San Gabriel River 1290 Comment
  CAS-BOT-BC21914  Carex heteroneura Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38894 Los Angeles Near Lodgepole Picnic Area at headwaters of Dorr Canyon, N slope Throop Peak, above Angeles Crest Hwy. 2331 Comment
  RSA91602  Carex multicaulis Joseph A. Ewan 1933-7-4 7870 Los Angeles 1/2 mile below summit Monrovia Peak 1463 Comment
  UCR29126  Carex praegracilis A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 1551 Los Angeles Peace Valley, c. 3 mi SE of Gorman on the Old Gorman Post Road Comment
  SBBG119541  Carex schottii V. Soza, L. Moore 2000-6-14 1015 Los Angeles spring at Big Cienega, ca. 0.6 mi NE of Deer Flat Cmpgrd along S Hawkins Rd (FS Rd 3NO7.2) 1981 Comment
  UC837149  Carex schottii I. M. Clokey, C. B. Clokey, B. C. Templeton 1930-5-13 4613 Los Angeles Bouquet Canyon 450 Comment
  UC1587574  Carex spissa Tim Ross 1991-9-1 5894 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 426 Comment
  UCR192860  Carex subfusca R. G. Swinney 1998-7-14 6427 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  RSA276349  Carex triquetra E. S. Spalding 1933-4-22 s.n. Los Angeles Angeles National Forest, above Millard Canyon. Comment
  SEINET11942213  Carpobrotus chilensis J. F. Bright, Wyman, C. 1931-1 5325 Los Angeles Comment
  RSA681335  Casimiroa tetrameria LeRoy Gross, Valerie Soza 2003-5-15 917 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  CATA3304  Castilleja exserta Amy Catalano 2017-3-22 021 Los Angeles Santa Catalina Island: On the se facing slope of the ridge leading towards (sw) the Skull Canyon-Middle Ranch roads junction 201 Comment
  UCR125500  Castilleja exserta A. C. Sanders, Mark Elvin 2003-4-14 25972 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UCR187265  Castilleja exserta A. C. Sanders 2006-4-18 32098 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  SD69614  Castilleja exserta subsp. exserta Robert F. Thorne, P. Everett 1965-5-12 34610 Los Angeles Bulrush Canyon, Santa Catalina Island 244 Comment
  RSA80235  Castilleja exserta subsp. exserta F. W. Peirson 1917-5-13 1163 Los Angeles Little Rock, north base of San Gabriel Mts. Comment
  UCD122470  Castilleja exserta subsp. venusta Tom Gordon 1974-4-28 202 Los Angeles Antelope Valley. 165 St. E. T 8 Ave. Comment
  JEPS81755  Castilleja foliolosa L. R. Heckard with Michael Morris 1976-6-14 4269 Los Angeles n Claremont (just below Lower San Antonio Ranger Station); Mouth of San Antonio Canyon Comment
  RSA296370  Castilleja gleasoni R. C. Bacigalupi, G. T. Robbins, L. R. Heckard 1953-6-14 4185 Los Angeles Horse Flat Public Campgrounds near upper Chilao Recreation area. San Gabriel Mts. 1768 Comment
  SBBG47139  Castilleja linariifolia K. K. Muller 1972-5-2 3078 Los Angeles Red Rover Mine turnoff from St Hwy 14 between Los Angeles and Palmdale Comment
  UCR208192  Castilleja linariifolia Ian Swift 2001-7-8 259 Los Angeles Transverse Ranges, Liebre Mountains region, Intersection of Pine Canyon Road [Co. Hwy N2] and Shake Canyon 1159 Comment
  RSA448658  Castilleja linariifolia Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. 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
  UCR209634  Castilleja minor subsp. spiralis R. G. Swinney 2008-10-10 9546 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA588138  Castilleja plagiotoma Orlando Mistretta 1994-5-23 1235 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  CAS-BOT-BC195571  Catapodium rigidum Peter H. Raven 1962-5-22 17826 Los Angeles Santa Catalina Island: near mouth of Cherry Canyon 60 Comment
  RSA0115479  Caulanthus amplexicaulis A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller 2007-4-12 33382 B Los Angeles Western Antelope Valley: Neenach, south of Hwy 138 at end of 290th St. West, toe of hills between Horse Camp and Cow Spring canyons and into mouth of Cow Spring Canyon. 945 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
  POM369305  Caulanthus coulteri Anstruther Davidson 1893-4-22 s.n. Los Angeles San Fernando Comment
  RSA0113361  Caulanthus lasiophyllus LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7521 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SEINET3860003  Caulanthus lasiophyllus R. G. Swinney 2009-4-24 10435 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campgroud.; 0 915 Comment
  UCR193699  Caulanthus lasiophyllus R. G. Swinney 1999-4-5 7045 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  SBBG51624  Caulanthus lasiophyllus R. Gustafson, C. Davidson 1977-4-20 404 Los Angeles Escondido Cyn Rd ca. 1 mi NE of jct with Agua Dulce Cyn Rd 762 Comment
  RSA213331  Ceanothus arboreus Reid V. Moran 1941-2-23 607 Los Angeles Santa Catalina Island. Ridge between Johnson's Valley and Howland's Valley 122 Comment
  UC1302359  Ceanothus arboreus Robert F. Thorne and P. C. Everett 1964-2-6 33293 Los Angeles above Fourth of July Cove Santa Catalina Island 30 Comment
  RSA729652  Ceanothus cordulatus R. G. Swinney 1998-7-2 6251 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  CAS-BOT-BC48728  Ceanothus crassifolius H. E. McMinn 1926-7-24 1796 A Los Angeles San Antonio Canyon Comment
  RSA655938  Ceanothus crassifolius James Henrickson 2000-4-15 20710 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  RSA584288  Ceanothus crassifolius var. planus Tim S. Ross, Orlando Mistretta 1993-5-26 7299 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (draining to Wilson Canyon and Sylmar). 994 Comment
  LA52215  Ceanothus cuneatus M. Zaitlin; 1951-2-24 sn Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Old Topanga Canyon. Comment
  RSA578252  Ceanothus cuneatus var. cuneatus Tim S. Ross, S. D. Boyd 1994-5-4 7655 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. 1378 Comment
  RSA398573  Ceanothus cyaneus Ruth E. Hammond 1929-04 s.n. Los Angeles Griffith Park Comment
  RSA754006  Ceanothus integerrimus Unspecified 670604 Los Angeles San Gabriel Mountains Comment
  RSA651871  Ceanothus leucodermis Michael Krawczyk 1981-4-26 3 Los Angeles 200 yards down canyon on north side of Highway 39, 2 miles south of Rincon forest station in the San Gabriel Mtns. Comment
  LA43636  Ceanothus megacarpus Robert Fowler; 1925-1-18 4539 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  LA82213  Ceanothus megacarpus O. H. Kappler; 1941-3-26 149 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, Corral Canyon, N slope. 761 Comment
  UC1349043  Ceanothus megacarpus var. insularis Robert F. Thorne and P. Everett 1965-5-10 34478 Los Angeles Santa Catalina Island, near Summit road 411 Comment
  LA52219  Ceanothus megacarpus var. megacarpus A. M. Johnson; 1932-5-14 4064 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  RSA279033  Ceanothus oliganthus Robert F. Thorne, C. W. Tilforth 1971-4-9 41511 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon, W Fork 488 Comment
  RSA517114  Ceanothus oliganthus var. oliganthus Tim S. Ross, S. D. Boyd 1990-5-14 2469 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 976 Comment
  UC18374  Ceanothus oliganthus var. oliganthus Dr. A. Davidson Los Angeles Los Angeles Comment
  UC574985  Ceanothus spinosus Carl Epling, R. Fowler, K. Kneen Apr 1933 Los Angeles Boney Ridge Santa Monica Mountains Comment
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Apr 22 2014
  UC1584266  Centaurea benedicta Tim Ross and Steve Boyd 1990-6-6 2844 Los Angeles Green Valley Pasture Lake Hughes Quadrangle, San Francisquito Canyon, Green Valle 926 Comment
  UC519983  Centaurea benedicta Louis C. Wheeler 1933-6-24 1879 Los Angeles Tujunga 533 Comment
  RSA772394  Centaurea melitensis R. G. Swinney 2009-5-8 10697 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR273108  Centaurea melitensis R. G. Swinney 2011-4-26 14522 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
  RSA659751  Centaurea melitensis Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 71 Los Angeles San Clemente Island. Comment
  UC878343  Centaurium venustum Ira W. Clokey, B. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  SEINET3372080  Centromadia parryi subsp. australis G. Rink 2011-6-6 10596 Los Angeles Just south of the Triple Clays Shooting Range in Whittier, weedy place 55 Comment
  UCR149893  Centrostegia thurberi R. G. Swinney 1999-6-18 7313 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA392711  Centrostegia thurberi var. thurberi N. C. Cooper 1948-4-21 2674 Los Angeles Littlerock. 762 Comment
  RSA708513  Cerastium glomeratum Scott D. White, Brian Leatherman 2005-3-18 10797 Los Angeles South Coast: City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  UCR167316  Cerastium glomeratum Scott D. White, Brian Leatherman 2005-3-18 10797 Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  CDA3347  Cerastium glomeratum L. C. Wheeler 1969-5-3 s.n. Los Angeles San Gabriel Mountains: Bluebird truck trail. Comment
  RSA598253  Ceratonia siliqua R. G. Swinney 1989-8-6 s.n. Los Angeles In and near Glendora Wilderness Park, Big Dalton Canyon; Big Dalton Canyon Road, 1.0 miles NE of Glendora Mountain Road, 50 yards S of City Day Camp restroom 442 Comment
  CAS-BOT-BC400185  Ceratophyllum demersum A. Eastwood 1906-5-31 90 Los Angeles Bimini Baths Comment
  CAS-BOT-BC400186  Ceratophyllum demersum Louis Wheeler 1933-10-22 2196 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  IRVC27791  Cercocarpus betuloides A. C. Sanders 2005-5-11 30188 Los Angeles Santa Clarita area, upper Plum Cyn along Plum Cyn Rd between crest and vernal pool on bench in mid cyn, NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 579 Comment
  LA207878  Cercocarpus betuloides J. Sauer; M. Mathias 1976-3-4 5638 Los Angeles Santa Catalina Island, Blackjack Mountain Comment
  RSA674029  Cercocarpus betuloides James W. Raymond 1960-3-20 s.n. Los Angeles Elizabeth Canyon Road. Comment
  RSA779449  Cercocarpus betuloides R. G. Swinney 2009-6-17 11220 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCR146100  Cercocarpus betuloides James Henrickson 2000-4-29 20731 Los Angeles c. 2 miles east of La Cresenta along Angeles Crest Highway c. 2-5 miles NE of the 210 Freeway, in Los Angeles National Forest. 1067 Comment
  CAS-BOT-BC142143  Cercocarpus betuloides var. betuloides John Thomas Howell 1928-3-2 3366 Los Angeles Vermont Canyon, Griffith Park Comment
  LA91491  Cercocarpus betuloides var. betuloides Bruce Douglas Clayton; Greg Shaw 1972-4-15 92 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, lower canyon entrance. 508 Comment
  RSA598948  Cercocarpus betuloides var. betuloides R. G. Swinney 1989-11-24 1486 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, Paul Keiser Nature Trail. 473 Comment
  CAS-BOT-BC137244  Cercocarpus betuloides var. blancheae June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  LA88735  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-4-30 47 Los Angeles Santa Catalina Island, Side of road, upper St. Catherine's Hotel Canyon Comment
  RSA747376  Cercocarpus ledifolius var. ledifolius R. G. Swinney 2008-6-10 8989 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  RSA808  Chaenactis artemisiifolia J. T. Howell 1928-6-29 1001 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  UC57579  Chaenactis artemisiifolia J. H. Barber 1898-8-4 Los Angeles Topango 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
  CAS-BOT-BC277338  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1904-5-1 249 Los Angeles Pasadena Comment
  JEPS34221  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1939-4-21 19219 Los Angeles San Fernando Comment
  JEPS8818  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1935-4-17 17058 Los Angeles Portal Ridge Comment
  RSA599709  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9458 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
  UC53971  Chaenactis glabriuscula var. glabriuscula H. P. Chandler 1902-6-3 2008 Los Angeles Brush Canyon Cahuenga Peak, Brush Canyon Comment
  POM351761  Chaenactis glabriuscula var. glabriuscula Robert Gustafson 1978-5-2 929 Los Angeles Off the dirt road running through the southern part of Hungry Valley, northeast of the Lane Ranch, near the base of Freeman Canyon, about 4 miles south of Gorman 1006 Comment
  RSA660166  Chaenactis santolinoides Orlando Mistretta 1992-5-25 440 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  SBBG33331  Chaenactis santolinoides A. D. E. Elmer -Jun-1902 3802 Los Angeles Acton Comment
  RSA0039133  Chaenactis stevioides R. G. Swinney 2010-5-11 12661 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA588147  Chaenactis stevioides Orlando Mistretta 1994-5-23 1226 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1341 Comment
  RSA499081  Chamaesyce albomarginata L. C. Wheeler 1934-5-1 2580 Los Angeles S. end Puddingstone Diversion channel, La Verne. 305 Comment
  SFV5383  Chamaesyce albomarginata J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles Mojave Desert Big Pines Highway, midway between Pearblossom and Valyermo. Roadside. 1037 Comment
  RSA757213  Chamaesyce albomarginata Orlando Mistretta, Christine Mistretta 2008-4-3 2282 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  SBBG67734  Chamaesyce maculata M. N. Ackley -Jun-1926 349 Los Angeles Eagle Rock 182 Comment
  JEPS52413  Chamaesyce melanadenia F. W. Peirson 1919-1-25 310 Los Angeles Arroyo Seco 381 Comment
  RSA607623  Chamaesyce melanadenia L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: West side of divide between Little Tujunga and Ebey Canyon, along road. 640 Comment
  SBBG121253  Chamaesyce melanadenia V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 752 Los Angeles Wildwood Cyn, W of Wildwood Cyn Rd, trail along ridgetop to Forester Grove, Radio Towers and Verdugo Mtwy 457 Comment
  SFV12553  Chamaesyce ocellata M. H. Grayum, D. L. Koutnik 1977-11-25 884 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  SBBG67757  Chamaesyce polycarpa M. N. Ackley -Jan-1928 344 Los Angeles Eagle Rock 243 Comment
  POM120988  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Pasadena. Comment
  RSA640320  Cheilanthes covillei L. C. Wheeler 1931-7-3 s.n. Los Angeles : 2 miles from Brown's Flats, on San Dimas trail. . Comment
  UCD137419  Cheilanthes covillei James Dilley 1997-2-1 s.n. Los Angeles Angeles National Forest, Colby Canyon Rd., on Angeles Crest Hwy., 3 miles E of jct with Angeles Forest Hwy. 1 mile up trail. 1066 Comment
  RSA478529A  Chenopodium ambrosioides E. S. Spalding 1923-10-3 s.n. Los Angeles La Canada road Comment
  RSA12652  Chenopodium ambrosioides var. ambrosioides C. B. Wolf 1934-8-16 6046 Los Angeles Bryant Ranch east of Long Beach. So. of N.W. corner of 1/4 sect. 3 Comment
  RSA701283  Chenopodium berlandieri LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1041 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  UCR150616  Chenopodium botrys Scott D. White 1997-5-8 5092 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  SEINET2441915  Chenopodium californicum E. N. Jellen 2010-5-6 1003 Los Angeles Santa Monica Mts. NRA, Arroyo Sequit, trailside by creek. 329 Comment
  UC452529  Chenopodium californicum C. F. Millspaugh 1920-2-3 4658 Los Angeles Avalon Canyon Santa Catalina Island (along the arroyo) Comment
  UC483199  Chenopodium californicum L. R. Abrams and I. L. Wiggins 1931-7-6 355 Los Angeles vicinity of Mosquito Harbor San Clemente Island Comment
  RSA0107863  Chenopodium californicum Steven A. Junak, Keri Kirkland 1998-5-2 SCa- 651 Los Angeles Santa Catalina Island: Near top of coastal bluffs at end of ridge SW of Peak 1245, ca. 1.0 air miles W of East Peak. 228 Comment
  RSA320812  Chenopodium californicum F. C. Boutin 1967-4-24 1715 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  RSA478475  Chenopodium californicum George R. Johnstone 1930-4-7 s.n. Los Angeles San Francisquito Canon, public camp grounds. Comment
  RSA534014  Chenopodium californicum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5103 Los Angeles San Clemente Island, above Nots Pier on road near the top of the eastern escarpment, 1400 ft NNW of the 553 ft BM. 139 Comment
  UC1584720  Chenopodium murale Tim Ross and Annette Ross 1991-6-3 5539 Los Angeles Elephant hill west Pomona (outcrop on s slope) 292 Comment
  CDA19998  Chenopodium pumilio Herrera 2002-7-25 PDR P 173113 Los Angeles Boething Treeland Farm, Long Valley Rd, Woodland Hills. 0 Comment
  RSA607597  Chenopodium strictum var. glaucophyllum L. C. Wheeler 1966-10-25 9068 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA292478  Chlorogalum pomeridianum James Henrickson 1973-6-8 10651 Los Angeles Santa Monica Mountains, 0.5 mile N of Topanga on ridge above Topanga School. 259 Comment
  UCR280764  Chlorogalum pomeridianum var. pomeridianum R. G. Swinney 2014-5-19 16557 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA392778  Chorizanthe parryi var. parryi Louis C. Wheeler 1932-5-26 744 Los Angeles San Gabriel Wash. 107 Comment
  RSA609080  Chorizanthe parryi var. parryi Louis C. Wheeler 1932-5-27 765 Los Angeles Thompson Creek Dam near Claremont 488 Comment
  RSA774244  Chorizanthe perfoliata R. G. Swinney 2009-5-5 10641 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing. 951 Comment
  POM121985  Chorizanthe procumbens Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC244670  Chorizanthe staticoides Alice Eastwood 1919-5-29 8963 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC244809  Chorizanthe staticoides H. W. Clark 1929-6-1 s.n. Los Angeles Hills along Ridge Route at Sandberg's Comment
  SBBG33700  Chorizanthe staticoides V. Soza with S. Boyd 2002-4-10 1396 Los Angeles Del Sur Ridge, E side of Haskell Cyn, along fire rd 6N18 just below Pk 2508 686 Comment
  SEINET3133943  Chorizanthe staticoides L. Abrams 1902-6-16 2554 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  UC450103  Chorizanthe staticoides Geo. B. Grant 1904-6-17 169 Los Angeles Pasadena Comment
  UCD170171  Chorizanthe watsonii R. G. Swinney 2009-5-13 10759 Los Angeles Transverse Range; San Gabriel Mtns.: upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper hills. 1122 Comment
  UC1375332  Chorizanthe xanti Robert F. Thorne and C. W. Tilforth 1971-6-17 39892 Los Angeles along Soledad Canyon Road ca 2 mi w Soledad Station (n slope San Gabriel Mountains); n slope San Gabriel Mts. w of Soledad Station 579 Comment
  SEINET11860686  Chrysothamnus J. F. Bright, Wyman, C. 1932-11-3 7970 Los Angeles Hollywood Comment
  POM187763  Chrysothamnus teretifolius Thos. Craig 1933-10-9 2023 Los Angeles Hills 3 miles south of Vincent, border of San Gabriel Mts. Comment
  UCR127634  Cirsium occidentale Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2914 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  POM18107  Cirsium occidentale var. californicum P. A. Munz 1923-5-25 6814 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  UC1595341  Cirsium occidentale var. californicum Tim Ross 1992-5-17 6369 Los Angeles lower Shoemaker Canyon San Gabriel Mts. 707 Comment
  SBBG95402  Cirsium occidentale var. coulteri M. B. Dunkle 1928-5-13 1938 Los Angeles roadside near Wishbone Loop, Coach Rd Comment
  UCR133721  Cirsium occidentale var. occidentale F. R. Fosberg 1931-4-1 S- 4440 Los Angeles Channel Islands, Santa Catalina Island, Avalon 10 Comment
  RSA190999  Cistanthe monandra R. F. Thorne, James Henrickson 1963-5-5 32283 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  RSA330768  Cistanthe monosperma Wayne E. Sawyer 1981-6-16 38 Los Angeles San Gabriel Mtns., Angeles National Forest: 200 NE of Little Jimmy Campground 2256 Comment
  UCR266274  Clarkia D. E. Bramlet, Mike Ahmer 2005-4-14 3800 Los Angeles Puente Hills, Powder Canyon 229 Comment
  IRVC26194  Clarkia affinis Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2922 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  SFV6222  Clarkia cylindrica R. M. Muran 1974-5-11 86 Los Angeles Santa Monica Mountains Across the road from Seminole Hot Springs of the Mulholland Highway. 275 Comment
  RSA654007  Clarkia dudleyana Matt Brooks 1988-5-12 51 Los Angeles Whittier, Turnbull Canyon Rd. 1.7 miles north of its intersection with Beverly Blvd. Comment
  RSA660418  Clarkia epilobioides Orlando Mistretta 1992-5-21 391 Los Angeles Right Star Mine, S of Acton. Comment
  POM219985  Clarkia purpurea subsp. quadrivulnera F. R. Fosberg 1932-5-7 8155 Los Angeles Santa Catalina Island. Hay Press. 220 Comment
  UC130891  Clarkia purpurea subsp. quadrivulnera Katharine Brandegee May 1909 Los Angeles Saugus Comment
  POM155766  Clarkia unguiculata M. L. Bryan 1928-5-9 84 Los Angeles Mandeville canyon. Near Santa Monica. Comment
  POM307162  Clarkia unguiculata Henry J. Ramsey, Henry J. Ramsey 1937-5-15 2008 Los Angeles Newhall Grade. Comment
  RSA0073360  Clarkia unguiculata R. G. Swinney 2010-6-21 13304 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  RSA724756  Clarkia unguiculata K. Dobry 1991-5-22 d- 631 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  UCR124444  Clarkia unguiculata I. W. Clokey, B. C. Templeton 1929-1 4540 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR182270  Claytonia parviflora R. G. Swinney 1998-4-14 6019 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
  RSA608724  Claytonia parviflora L. C. Wheeler 1931-3-19 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  CHSC100789  Claytonia parviflora subsp. parviflora Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 62 A Los Angeles Transverse Ranges; San Gabriel Mountains region. Off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  POM296991  Claytonia perfoliata subsp. mexicana Karen Hosterman 1957-4-8 968 Los Angeles Santa Catalina Island. Avalon; an east-west canyon, east of Stables. Comment
  SBBG110910  Claytonia perfoliata subsp. mexicana I. W. Clokey, B. Templeton -Mar-1929 4525 Los Angeles Mandeville Cyn 275 Comment
  RSA151277  Claytonia perfoliata subsp. mexicana P. H. Raven 1962-4-9 17163 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  CHSC26387  Clematis lasiantha D. Veltman 1967-4-22 68 Los Angeles Angeles National Forest, Lake Hughes Rd. about 5 miles NE of Castaic. 792 Comment
  LA52241  Clematis lasiantha Elizabeth McClintock; 1936-4-26 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  POM324023  Clematis lasiantha Greg Wright 1971-4-24 33 Los Angeles Glendora Mountain Road, North Glendora; San Gabriel Mountains, Pacific Slope Drainage Area. Comment
  RSA585150  Clematis lasiantha Tim S. Ross, S. D. Boyd 1990-5-31 2735 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1220 Comment
  SD234158  Clematis lasiantha Virginia Pinkus Ryder 1964-7-1 242 Los Angeles Road to Mount Wilson, off Angeles Crest, Angeles National Forest. 1562 Comment
  RSA0044672  Clematis lasiantha Thekla Mohr 1897-05 s.n. Los Angeles Salor Canon. Comment
  UC586905  Clematis ligusticifolia Joseph Andorfer Ewan 1934-8-3 8425 Los Angeles at foot Table Mt.; San Gabriel Mts., Swartout Valley, Table Mt. 2072 Comment
  SEINET12090138  Clematis ligusticifolia P. H. Raven, Thompson, H. J. 1960-1 s.n. Los Angeles Santa Monica Mts 610 Comment
  RSA305372  Cleome isomeris D. C. Michener, John Dourley, B. Haner, D. Pettys 1983-6-7 4294 Los Angeles Santa Catalina Island. Base of ocean bluff between Empire Landing settlement and the stone quary. Comment
  RSA440023  Cleomella obtusifolia Anstruther Davidson 1892-7-3 s.n. Los Angeles Lancaster. Comment
  UCSB11714  Collinsia bartsiifolia var. davidsonii Stern, Lee 1962-4-15 Los Angeles in vicinity of U.S. Highway 6; 2 miles southwest of Lancaster 731 Comment
  LA34696  Collinsia heterophylla Mary V. Hood; 1941-4-27 41- 75 -k* Los Angeles SANTA MONICA MOUNTAINS, near Malibu Lake. 213 Comment
  LA52020  Collinsia heterophylla Henry J. Thompson; 1960-5-14 3061 Los Angeles Santa Monica Mountains, Saddle Peak, just E of peak 701 Comment
  POM175340  Collinsia heterophylla E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  RSA408288  Collinsia heterophylla L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA639724  Collinsia torreyi var. wrightii Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA0076378  Collinsia torreyi var. wrightii Philip A. Munz 1921-6-17 4644 Los Angeles Sawmill, Swartout Valley. 2073 Comment
  RSA714799  Conium maculatum A. C. Sanders 2003-6-18 26932 Los Angeles Western Transverse Range/Santa Clara River Watershed: in mouth of Off-haul Canyon ca. 1 mile west of Mayo Spur between San Martinez Grande Canyon and the Ventura Co. line, north of Hwy 126, Newhall Ranch. 305 Comment
  SD53087  Constancea nevinii Peter H. Raven 1962-4-12 17312 Los Angeles San Clemente Island, in canyon below the Tomb. 120 Comment
  RSA394790  Convolvulus arvensis M. Vincent 1962-8-1 282 Los Angeles Reseda at 6716 Kurl Way. Comment
  SEINET3132424  Conyza bonariensis G. B. Grant 1906-8-7 411 -A Los Angeles Pasadena Comment
  UCR159704  Conyza canadensis Orlando Mistretta 1992-9-14 805 Los Angeles Transverse Ranges, San Gabriel Mtns: North Fork Saddle. North Fork Management Unit, Tujunga Ranger District Comment
  RSA618686  Conyza floribunda LeRoy Gross 1998-10-16 85 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  NY28950  Cordylanthus maritimus subsp. maritimus F. R. Fosberg 1930-7-10 53176 Los Angeles Anaheim Landing, Upper littoral zone Comment
  SBBG126966  Cordylanthus rigidus subsp. setiger A. Parikh, N. Gale 2011-6-27 3510 Los Angeles upper Big Tujunga Cyn, just N of Shortcut Station, 0.6 km N of St Hwy 2; San Gabriel Mtns 1285 Comment
  UCR223026  Coreopsis bigelovii R. G. Swinney 2009-4-29 10618 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
  UCR12189  Coreopsis californica William R. Bowen 1962-4-20 050 Los Angeles West Mojave Desert, 4 mi north of Llano on County Rd 167th St. 945 Comment
  LA88345  Coreopsis gigantea Henry J. Thompson; 1943-2-20 Los Angeles 9 Comment
  CATA3254  Corethrogyne filaginifolia Julie L. King 2017-2-20 52 Los Angeles Santa Catalina Island: Southeast of USC Wrigley; about 0.4 miles directly east of Million Gallon Tank 182 Comment
  CHSC95353  Corethrogyne filaginifolia LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 287 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 914 Comment
  POM356130  Corethrogyne filaginifolia Wm Martin 1971-8-25 s.n. Los Angeles On the road to Saddle Peak, Santa Monica Mountains. Comment
  UC74040  Corethrogyne filaginifolia Dr. J. Q. Adams 1905-9-1 Los Angeles near Soldier's Home Comment
  POM4591  Corethrogyne filaginifolia var. filaginifolia Crawford, H. D. Hiatt 1916-3-29 566 Los Angeles Santa Monica Mountains Comment
  RSA397699  Cornus glabrata M. B. Dunkle 1928-11-25 2032 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA188487  Cornus sericea subsp. sericea R. F. Thorne, John Olmstead 1965-8-26 35422 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 Comment
  LA211204  Cotoneaster pannosus Arthur C. Gibson; Tarja Sagar 2010-7-22 5297 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, Along service road of Crags Rd. Comment
  UC165377  Crassula connata var. eremica unknown 1905-4-19 1295 Los Angeles Garvanza Comment
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Nov 25 2011
  RSA466286  Crassula connata var. subsimplex A. C. Sanders 1988-2-3 7609 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA600446  Crassula tillaea L. C. Wheeler 1968-3-15 s.n. Los Angeles San Gabriel Mountains: Bichota Mesa, North Fork San Gabriel River. 945 Comment
  RSA611986  Crassula tillaea Valerie L. Soza 1998-4-26 63 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
  UCR142765  Crassula tillaea L. C. Wheeler 1967-4-30 9241 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  CDA39883  Cressa truxillensis Becker Jul 1938 s.n. Los Angeles 0 Comment
  RSA397729  Crossosoma californicum Albert J. Perkins 1919-4-20 s.n. Los Angeles Catalina Island, road to summit. Comment
  SBBG18710  Crossosoma californicum E. R. Blakley 1963-4-7 5518 Los Angeles Middle Ranch Cyn, ca. 1 mi above Middle Ranch 228 Comment
  UC187676  Crossosoma californicum Katharine Brandegee May 19 1916-May 25 1926 Los Angeles Santa Catalina Island Comment
  UC729577  Crossosoma californicum Carl B. Wolf 1932-5-9 3500 Los Angeles junction of Upper Pebbly Beach Rd and road to Renton Mine; Santa Catalina Island 121 Comment
  RSA621022  Croton californicus L. C. Wheeler 1965-12-4 s.n. Los Angeles San Gabriel Mountains.: Arroyo Seco, in vicinity of Pine Canyon. Comment
  RSA639736  Croton californicus L. C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains: Ridge between mouth of Big & Little Dalton Canyon. 350 Comment
  UCD141941  Croton californicus Geoffrey Levin 1974-5-31 191 Los Angeles Claremont, Pomona College, Wash (Blanchard Park). Alluvial Fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  UCSB7610  Croton californicus Wedberg, H. 1958-5-3 Los Angeles 1/2 mi. up Baldy Rd. from Padua Hills Rd. in San Antonio Canyon wash Comment
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Apr 11 2014
  HSC7977  Croton setiger C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  SBBG112933  Croton setiger S. A. Junak with K. Kirkland 1997-11-15 SCa 484 Los Angeles 1 mi N of Cactus Pk, at E end of conspicuous limestone ridge 387 Comment
  SBBG122019  Crypsis vaginiflora A. Parikh, N. Gale 2003-6-13 758 Los Angeles S end of Cruzan Mesa, 2.25 km W of Sierra Hwy, 1.7 km SW of Vasquez Cyn Rd; SE Liebre Mtns 645 Comment
  RSA0116193  Cryptantha R. G. Swinney 2011-4-1 14307 Los Angeles San Gabriel Mountains/SW Mojave Desert; WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA783423  Cryptantha J. D. Olmsted 1959-3-27 322 Los Angeles On terrace 1/4 mile SW of stream gaging station below San Dimas Ranger station; Mt. Range: San Gabriel Mts; Drainage area: San Dimas Creek. 488 Comment
  UCR189753  Cryptantha R. G. Swinney 1998-7-10 6397 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
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Feb 19 2020
  UCR223493  Cryptantha R. G. Swinney 2009-6-8 11072 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
  CAS-BOT-BC189398  Cryptantha circumscissa Timothy S. Ross; J. Mark Porter 1994-5-1 7569 Los Angeles SW Mojave Desert: ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  SBBG18986  Cryptantha circumscissa M. A. Piehl 1963-5-30 63498 Los Angeles St Hwy 138, 1.5 mi W of county line near Pearblossum 1213 Comment
  UCR205229  Cryptantha circumscissa R. G. Swinney 2008-5-2 8720 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  LA31585  Cryptantha clevelandii Henry J. Thompson; 1959-5-31 2050 Los Angeles Santa Monica Mountains, Decker Road 0.7 mi. S of Ventura-Los Angeles county line 426 Comment
  RSA338008  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10647 Los Angeles Ridges of Grand Canyon, Santa Catalina Island. Comment
  POM246606  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-3-24 4350 Los Angeles Hamiltons Canyon, Santa Catalina Island 30 Comment
  RSA775519  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-22 5180 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  LA31590  Cryptantha intermedia Henry J. Thompson; 1959-5-31 2048 Los Angeles Santa Monica Mountains, Decker Road 0.7 mi. S of Ventura-Los Angeles county line 426 Comment
  UC78524  Cryptantha intermedia C. F. Baker 1904-5-5 4769 Los Angeles Claremont Comment
  UCR47527  Cryptantha intermedia R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  POM96824  Cryptantha intermedia F. M. Reed 1926-6-12 5128 Los Angeles Abandoned lot N of Aracdia Comment
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May 1 2011
  LA31589  Cryptantha microstachys Henry J. Thompson; 1959-5-24 sn Los Angeles Santa Monica Mountains, Tuna Canyon, 1.9 mi N of Pacific Coast Hwy on Tuna Canyon Rd 335 Comment
  RSA0088153  Cryptantha microstachys R. G. Swinney 2010-8-30 13610 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA593759  Cryptantha microstachys Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8552 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
  RSA517126  Cryptantha microstachys T. S. Ross 1990-5-14 2501 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga ranger District. 1101 Comment
  UC1063866  Cryptantha muricata Jerome S. Horton 1937-6-10 457 Los Angeles divide between East Fork San Diams Canyon and San Gabriel Canyon; Cucamonga Quad. 1325 Comment
  UC1595210  Cryptantha muricata Tim Ross and Peter Fritsch 1990-6-20 3671 Los Angeles ridgetop between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  UCR223338  Cryptantha muricata R. G. Swinney 2009-5-20 10853 B Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCSB5599  Cryptantha muricata B., K. 1943-6-10 Los Angeles Firebreak above 5100 foot contour, head of San Dimas Canyon, San Dimas Experimental Forest, San Gabriel Mtns. Comment
  OBI60240  Cryptantha muricata Suzan Barth, Steven Korenstein 1994-5-18 21 Los Angeles Towsley Cyn Ed Davis Park 250 m from upper trl head 340 Comment
  RSA0079157  Cryptantha muricata var. denticulata R. G. Swinney, Dave Larson 1996-7-17 5129 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1317 Comment
  RSA0119516  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-19 16561 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  RSA0020987  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-7-1 5893 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA0079357  Cryptantha muricata var. muricata Steve Boyd, Lauren Raz 1997-5-6 9697 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
  UCR222753  Cryptantha nevadensis var. nevadensis R. G. Swinney 2009-4-29 10564 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
  RSA250588  Cryptantha nevadensis var. rigida R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41587 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA702543  Cryptantha nevadensis var. rigida Scott D. White 2004-5-5 10294 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UCR281989  Cryptantha nevadensis var. rigida R. G. Swinney 2014-4-18 16114 Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  RSA725112  Cryptantha oxygona Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -54 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SBBG63851  Cryptantha oxygona R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  SEINET3860019  Cryptantha oxygona R. G. Swinney 2009-4-28 10517 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  RSA587368  Cryptantha oxygona Orlando Mistretta 1995-4-25 1641 C Los Angeles San Gabriel Mountains. Kitter Canyon. Near the confluence of Kitter canton and Little Rock creek. 1098 Comment
  RSA715200  Cryptantha oxygona Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1931 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  RSA757666  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-14 2443 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  HSC104244  Cryptantha pterocarya R. G. Swinney 2009-4-24 10436 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR282017  Cryptantha pterocarya var. pterocarya R. G. Swinney 2014-5-1 16314 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  UCD126268  Cuscuta californica var. californica Louis C. Wheeler 1973-11-20 s.n. Los Angeles San Gabriel Mountains: Chaney Trail ca 1/2 way up. Comment
  RSA624370  Cuscuta occidentalis M. A. Piehl 1963-12-7 631057 Los Angeles San Clemente Island. Across SE tip from Pyramid Head and opposite triangulation point Rock. 9 Comment
  LA200381  Cuscuta salina var. major Jonathan Sauer; R. O. Baker 1973-5-18 5483 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  UCR204837  Cuscuta subinclusa R. G. Swinney 2005-8-11 8459 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  SFV20736  Cylindropuntia californica var. parkeri R. Turmell 1999-5-2 s. n. Los Angeles San Fernando Valley Big Tujunga Wash near Sunland. About 95 m from the end of Westcott Ave. 385 Comment
  RSA715121  Cynodon dactylon Daisie Huang 2006-3-9 60309 -3 Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  RSA0106814  Cyperus Steven A. Junak 1999-7-16 SCa- 1048 Los Angeles Santa Catalina Island. Lower part of Cottonwood Canyon, just upstream from road to Ben Weton Beach. 30 Comment
  CATA1142  Cyperus eragrostis Mark L. Hoefs 1995-5-23 2133 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  RSA802343  Cyperus eragrostis Orlando Mistretta, Cher Batchelor 2011-7-26 5978 Los Angeles West Fork San Gabriel. Slopes south of Cogswell Reservoir. 915 Comment
  UCR179245  Cyperus eragrostis R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon 1.4 mi. east of Glendora Mountain Road 442 Comment
  UCR259359  Cyperus eragrostis R. G. Swinney 2010-4-20 12291 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA138268  Cyperus eragrostis E. K. Balls 1960-6-9 24160 Los Angeles Grown in Botanic Garden, Claremont. 412 Comment
  SEINET7581768 Image available Cyperus erythrorhizos Louis C. Wheeler 1946-9-2 6339 Los Angeles San Gabriel Mountains, west fork San Gabriel River, 1/2 mile W of Bear Creek. 518 Comment
  RSA602206  Cyperus involucratus L. C. Wheeler 1945-6-3 6061 Los Angeles San Gabriel Mountains.: West Fork, San Gabriel Canyon, ca. 1 mile west of Forks. Comment
  POM364988  Dactylis glomerata Edwin Kline 1924-5-22 s.n. Los Angeles Los Angeles. Comment
  RSA187951  Dactylis glomerata R. F. Thorne 1966-6-1 36487 Los Angeles Santa Catalina Island: site of razed St. Catherine's Hotel, N of Avalon. 5 Comment
  RSA470783  Daucus pusillus M. B. Dunkle 1931-4-22 2460 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  SBBG31535  Deinandra clementina R. M. Beauchamp 1967-3-18 309 Los Angeles W of Wilson Cove Comment
  UC1211126  Deinandra clementina Huron H. Smith 1912-5-31 5055 Los Angeles Pebble Beach Road Santa Catalina Island 7 Comment
  CAS-BOT-BC299269  Deinandra fasciculata Louis C. Wheeler 1934-5-14 2586 Los Angeles San Dimas Canyon, San Gabriel Mts. 441 Comment
  CAS-BOT-BC299295  Deinandra fasciculata Joseph Andorfer Ewan 1933-6-29 10822 Los Angeles Ballona Marshes near Playa del Rey Comment
  LA200232  Deinandra fasciculata Norman A. Cole; May 1964 407 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  CAS-BOT-BC299296  Deinandra fasciculata Carl Epling; J. Ewan 1933-7-7 7598 Los Angeles Head of Topango Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC291904  Deinandra pallida Ynez Whilton Winblad 1937-4-23 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  RSA68766  Delphinium cardinale F. W. Peirson 1923-5-27 5323 Los Angeles Rock Creek, north San Gabriel Mountains 1296 Comment
  UC450963  Delphinium cardinale F. A. MacF. 1931-6-24 2958 Los Angeles hillsides Verdugo Hills, Tuna Canyon Comment
  POM156523  Delphinium cardinale L. R. Abrams 1902-7-3 2647 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  UCR253903  Delphinium hansenii Mitch Provance 2010-5-6 0510- 09 Los Angeles Western Transverse Range/Western Mojave Desert, Tejon Ranch, Cow Spring Canyon, 1 mile north of Gookins Dry Lake, 1.8 mi. south of Hwy 138 junction with 280th West 1060 Comment
  LA52183  Delphinium parryi O. A. Plunkett; 1926-4-22 52183 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA395725  Delphinium parryi Thekla Mohr 1786 Los Angeles Sierra Madre. Comment
  RSA398741  Delphinium parryi Unspecified s.n. Los Angeles Milard's Canyon [Millard Canyon]. Comment
  RSA720650  Delphinium parryi Anuja Parikh, Nathan Gale 2003-4-29 s.n. Los Angeles Western Transverse Range: Castaic Mesa, study area 68 north of the water plant, ca. 1 km E of Castaic Lagoon 427 Comment
  UCR140170  Delphinium parryi A. C. Sanders 2003-4-17 26068 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  POM9099  Delphinium patens subsp. hepaticoideum P. A. Munz, R. D. Harwood 1920-5-2 3824 Los Angeles San Dimas Canyon. 457 Comment
  RSA708105  Delphinium patens subsp. hepaticoideum Gary D. Wallace, B. Gustafson, F. Nishida 1985-4-24 2194 Los Angeles San Gabriel Mountains, Sawpit Canyon N of Monrovia. 549 Comment
  UC625042  Dendromecon harfordii F. R. Fosberg 1931-5-21 S 4933 Los Angeles between Cherry Valley and Howland's Landing (bottom of small canyon below road); Santa Catalina Island 20 Comment
  RSA5299  Dendromecon rigida subsp. rhamnoides Carl B. Wolf 1932-10-5 4227 Los Angeles Santa Catalina Island. 1/3 mile from Black Jack Mine on road to Middle Ranch 457 Comment
  RSA755837  Descurainia pinnata R. G. Swinney 2008-6-17 9045 Los Angeles Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1945 Comment
  UCR220272  Descurainia pinnata R. G. Swinney 2009-4-24 10493 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA0070280  Descurainia pinnata subsp. brachycarpa LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7003 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
  UCR126547  Descurainia pinnata subsp. halictorum Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River 305 Comment
  UC1126516  Dicentra chrysantha A. D. Gifford 1935-5-8 674 Los Angeles 4 mi ne Whitaker Pk.; Angeles National Forest, Tejon Quad. 914 Comment
  RSA0080394  Dichelostemma capitatum R. G. Swinney 2010-3-24 12098 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  RSA755854  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2008-6-17 9046 Los Angeles Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1945 Comment
  SEINET10533945  Dichelostemma pulchellum Reid Moran 1941-3-11 Moran 699 Los Angeles In cactus and brush, ridge north of Middle Ranch, Santa Catalina Isalnd, Calif. 250 Comment
  CAS-BOT-BC209060  Digitaria sanguinalis Cecil Hart 1921-7-1 6 Los Angeles Howard & Smith's Nursery, Montebello Comment
  RSA623779  Digitaria sanguinalis R. M. Selle 1931-7-4 s.n. Los Angeles Garden, Eagle Rock Comment
  RSA714062  Digitaria sanguinalis G. Ocampo 2006-3-19 1674 Los Angeles Sobre College Ave., entre Bonita y 2nd St., lado E de la calle. Claremont. Comment
  UCR111058  Digitaria sanguinalis L. C. Wheeler 1945-10-30 6164 Los Angeles San Gabriel Mtns, Kinneloa Canyon 366 Comment
  CAS-BOT-BC152903  Diplacus brevipes Grant 1900-4-11 2423 Los Angeles Mt. Lowe, Pasadena 1524 Comment
  SD255811  Diplacus longiflorus R. G. Swinney 2011-3-18 14133 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  SBBG95413  Diplacus puniceus M. B. Dunkle 1928-3-11 1726 Los Angeles Grand Cyn Comment
  RSA279013  Distichlis spicata R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42189 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  RSA609535  Distichlis spicata L. C. Wheeler 1970-9-5 s.n. Los Angeles Venice: 300 E. Venice Blvd. at Alberto Ave. Comment
  RSA611369  Distichlis spicata L. C. Wheeler 1968-9-16 s.n. Los Angeles Una Lake, near Palmdale. Comment
  RSA392731  Dodecahema leptoceras Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  POM6866  Dodecatheon clevelandii P. A. Munz, L. T. Street, G. Williams 1919-3-8 2293 Los Angeles Pomona. Comment
  RSA461489  Dodecatheon clevelandii Percy Allen 1931-3-6 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  UCR124379  Dodecatheon clevelandii I. W. Clokey, B. C. Templeton 1929-1 4516 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  POM11172  Dodecatheon redolens I. M. Johnston 1917-8-22 1648 Los Angeles San Antonio Mts. Pairire Fork of the San Gabriel River marshy ground in a small side canyon 2134 Comment
  UCR272854  Dodecatheon redolens R. G. Swinney 2011-7-29 15565 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UCR276722  Draba corrugata R. G. Swinney 2010-9-21 13860 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  POM175368  Draba corrugata var. corrugata Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Near north Badly Peak. 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
  POM592  Drymocallis glandulosa var. viscida I. M. Johnston 1917-7-1 1753 Los Angeles San Antonio Mountains. Browns Flats. 1372 Comment
  LA1776  Dryopteris arguta M. E. Jones; 1928-5-3 sn Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. 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
  UCSB8254  Dryopteris arguta Haller, John 1950-5-29 Los Angeles Santa Monica Mtns., Mulholland Dr., above Sepulveda Tunnel. 411 Comment
  RSA693690  Dryopteris arguta Elbert Benjamine 1929-2-10 8462 Los Angeles Arroyo Seco, above Pasadena 610 Comment
  RSA0029417  Dudleya John F. Emmel 1996-5-11 1398 Los Angeles Sierra Pelona, ESE of Bouquet Reservoir; along USFS Road 6N07, 0.6-1.1 road mi ENE of junction with USFS Road 6N08. 1372 Comment
  UCR189683  Dudleya cymosa R. G. Swinney 1998-5-30 6176 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCD101901  Dudleya cymosa subsp. ovatifolia Daryl Koutnik 1978-5-30 505 Los Angeles Cornell Corners on Cornell Road south of Agoura Road. 274 Comment
  RSA423504  Dudleya cymosa subsp. pumila F. R. Fosberg, J. A. Ewan 1931-8-13 797 Los Angeles Mt. Islip 2300 Comment
  RSA83335  Dudleya hassei F. R. Fosberg 1931-4-7 684 Los Angeles Ocean bluffs, Hamilton Beach, Catalina Island Comment
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Apr 5 2011
  SD67710  Dudleya multicaulis Louis C. Wheeler 1932-5-8 695 Los Angeles Puddingstone Dam, San Jose Hills. 299 Comment
  CLARK-A1528-1135  Dudleya saxosa subsp. aloides John C. Roos 1947-5-17 3625 Los Angeles Placerita Canyon Comment
  CAS-BOT-BC471242  Dudleya virens Reid Moran 1972-5-27 19143 Los Angeles Seabluffs just E of Pt. Vicente, to 50 m. 50 Comment
  SDSU19674  Dudleya virens Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-21 2213 Los Angeles Northwest of dunes, northwest portion of San Clemente Island, near F4 Phantom. 58 Comment
  UCR205673  Eclipta prostrata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36977 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  SBBG45039  Eclipta prostrata L. C. Wheeler 1933-9-25 2122 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  NY786018  Elaeagnus angustifolia T. S. Ross 1990-6-18 3496 Los Angeles San Gabriel Mountains. Big Pines Highway, ca. 900 m ESE from Jackson Lake, just on the W side of upper Mescal Creek drainage 1877.6 Comment
  RSA771839  Eleocharis R. G. Swinney 2009-5-28 10924 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR259248  Eleocharis R. G. Swinney 2010-6-4 13000 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  CAS-BOT-BC112854  Eleocharis macrostachya George B. Grant 1904-7-14 s.n. Los Angeles East Lake Reservoir, Los Angeles. Comment
  CAS-BOT-BC227119  Elymus A. D. E. Elmer 1902-6-1 4166 Los Angeles Acton, Mt. Gleason Comment
  UCR38879  Elymus condensatus B. A. Prigge 1985-6-14 6423 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail below Murphy Ranch Site 598 Comment
  POM359920  Elymus elymoides J. G. Smith 1935-4-19 s.n. Los Angeles 1 mile west of Palmdale, Mojave Desert. Comment
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Oct 21 2015
  RSA772299  Elymus elymoides R. G. Swinney 2009-4-28 10536 Los Angeles summit of Mt. Emma 1585 Comment
  SBBG119037  Elymus elymoides G. D. Wallace 1982-4-26 1948 Los Angeles Ft Tejon Rd Comment
  SD260156  Elymus elymoides R. G. Swinney 2010-5-19 12810 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd, just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy. 1335 Comment
  UCR191263  Elymus elymoides R. G. Swinney 1998-7-2 6210 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SEINET13203271 Image available Elymus elymoides subsp. elymoides R. G. Swinney 2011-1 15487 Los Angeles San Gabriel Mountains: "Strawberry Potrero", uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5' Q.) 1426 Comment
  UCSB49625  Elymus elymoides subsp. elymoides Smyth, A. 1983-5-8 Los Angeles East side of Hungry Valley Rd; 1/4 mile north of intersection with I-5 914 Comment
  RSA191141  Elymus glaucus subsp. glaucus R. F. Thorne, M. Z. Thorne 1967-7-19 37141 Los Angeles San Gabriel Mountains, Angeles National Forest, Crystal Lake Recreation Area; above junction of roads to Crystal Lake and Angeles Crest Highway 1555 Comment
  RSA611078  Elymus glaucus subsp. glaucus L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  RSA661177  Elymus glaucus subsp. glaucus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  UCR271564  Elymus glaucus subsp. virescens R. G. Swinney 2011-6-23 15292 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  CATA3161  Elymus triticoides Amy Catalano 2016-5-25 132 Los Angeles Santa Catalina Island: Short spur road at sharp turn at south end of Big Springs Road 63 Comment
  SEINET12330749  Emmenanthe penduliflora H. W. Graham 1927-1 9- 9 -5 Los Angeles Mt. Lowe to observatory on Mt. Wilson near Los Angeles Comment
  LA200516  Emmenanthe penduliflora var. penduliflora M. Zartlin; 1951-5-18 sn Los Angeles Comment
  RSA0061136  Emmenanthe penduliflora var. penduliflora LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6841 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA401547  Emmenanthe penduliflora var. penduliflora Fordyce Grinnell Jr. 1910-06 3151 Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  UC31398  Encelia actoni J. Burtt Davy May 9 1896-May 24 1896 2643 Los Angeles Leonis Valley Antelope Valley, Leonis Valley Comment
  UCR124407  Encelia californica B. C. Templeton 1968-2-25 11390 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  UCR195288  Encelia californica Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1169 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 518 Comment
  RSA712707  Encelia farinosa A. C. Sanders 2003-3-14 25751 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  UCR213582  Encelia farinosa A. C. Sanders, Karen Kirtland 2010-5-7 38340 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 104 Comment
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Mar 15 2016
  UCR206164  Encelia farinosa var. phenicodonta A. C. Sanders, T. B. Salvato 2009-5-29 37043 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
  OBI2903  Ephedra nevadensis Lewis S. Rose 1968-4-5 68014 Los Angeles Acton, Mojave Desert 823 Comment
  RSA0016991  Ephedra nevadensis L. E. Hoffman 1932-3-27 s.n. Los Angeles Big Rock Creek (wash near railroad Station). Comment
  RSA383899  Ephedra viridis B. C. Templeton 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  SEINET5869068 Image available Ephedra viridis C. E. Jones, Y. Atallah 2001-1 CEJ 20 Los Angeles Northern edge of Palmdale, on Ave O-8, 0.1 mi W of intersec with Sierra Hwy (St Hwy 14), 2.1 mi N of Palmdale Rd-Sierra Hwy intersec. Comment
  RSA747584  Epilobium brachycarpum R. G. Swinney 2005-8-22 8515 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, lower Holcomb Canyon. 1280 Comment
  LA51376  Epilobium canum Henry J. Thompson; 1959-9-28 1806 Los Angeles Santa Monica Mountains, along Mulhollland Hwy 0.25 mi W of Beverly Glen Blvd 396 Comment
  LA86170  Epilobium canum Karen Bartholomew; 1966-5-11 20 Los Angeles Santa Monica Mountains, Little Sycamore Canyon, 3.3 mi from US Hwy 101 on Little Sycamore Canyon Rd 365 Comment
  LA200706  Epilobium canum subsp. canum Louis Wheeler; 1931-11-11 sn Los Angeles Santa Monica Mountains, near Girard [Woodland Hills] 457 Comment
  POM307087  Epilobium canum subsp. canum Henry J. Ramsey, Henry J. Ramsey 1939-1-1 1968 Los Angeles Eaton Canyon, Altadena. Comment
  CAS-BOT-BC166271  Epilobium canum subsp. canum H. E. McMinn 1924-7-25 1319 Los Angeles Catalina Island Comment
  RSA133433  Epilobium canum subsp. canum Peter H. Raven, H. J. Thompson 1959-9-27 25600 Los Angeles Sepulveda Canyon. Santa Monica Mountains. 244 Comment
  CAS-BOT-BC171921  Epilobium canum subsp. latifolium Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10042 Los Angeles Throop Peak, San Gabriel Mts. 2743 Comment
  UC20675  Epilobium canum subsp. latifolium J. H. Barber 1897-7-11 252 Los Angeles Mt. Gleason Summit Comment
  RSA611586  Epipactis gigantea Louis C. Wheeler 1946-9-8 6358 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 0.5 mile E of Bear Creek. 518 Comment
  RSA286781  Epipactis gigantea Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44777 Los Angeles San Gabriel Mountains, Angeles National Forest: Lime Spring, tributary to Coldbrook Creek. 1250 Comment
  RSA607563  Epipactis gigantea Louis C. Wheeler 1964-5-9 8472 Los Angeles San Gabriel Mountains: South side San Gabriel Canyon, about 1/4 mile upstream from mouth. Comment
  SBBG127576  Epipactis helleborine A. C. Sanders with T. B. Salvato 2009-5-19 36838 Los Angeles under SCE powerlines S of Montebello Blvd and W of Plaza Dr, S of large shopping mall (Montebello Town Center); Montebello Hills 110 Comment
  CAS-BOT-BC57316  Equisetum laevigatum Ernest Braunton 1902-5-1 s.n. Los Angeles Rivera Comment
  RSA128227  Equisetum laevigatum P. H. Raven 1959-10-25 14701 Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway 137 Comment
  RSA684621  Equisetum laevigatum Anonymous s.n. Los Angeles Botanical Garden, UC Los Angeles Comment
  CAS-BOT-BC204479  Eragrostis cilianensis Peter H. Raven 1961-9-24 16751 Los Angeles Bouquet Reservoir 914 Comment
  UCD62980  Eragrostis cilianensis Beecher Crampton 1965-10-27 7591 Los Angeles Ca. 2.6 miles s. w. of Saugus, US Hwy. 99. Comment
  RSA128015  Eremocarpus setiger P. H. Raven, Henry J. Thompson 1959-10-18 14682 Los Angeles Decker Road 1.8 mi. south of Mulholland Highway 488 Comment
  UCR205245  Eriastrum R. G. Swinney 2005-8-15 8473 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, near headquarters 1463 Comment
  RSA0104862  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3961 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 nr the intersection of sections 3,4,9,10) 1390 Comment
  CATA3128  Eriastrum filifolium Amy Catalano 2016-5-26 134 Los Angeles Santa Catalina Island: South facing slope on north side of Buffalo Springs Reservoir, southwest of lower Buffalo Springs Reservoir 379 Comment
  UC23549  Eriastrum pluriflorum J. Burtt Davy May 9 1896-May 24 1896 2278 Los Angeles near Lancaster; Antelope Valley Comment
  UCR231914  Eriastrum rosamondense Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7993 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m west of Sierra Highway and 200 m south of Avenue A 703 Comment
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Mar 29 2014
  RSA0122879  Eriastrum sapphirinum subsp. dasyanthum D. E. Bramlet, Jennifer Pareti 2008-5-6 4259 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  RSA0121305  Eriastrum sapphirinum subsp. dasyanthum Ernest Braunton 1901-06 s.n. Los Angeles Sherman. Comment
  RSA0121820  Eriastrum sapphirinum subsp. dasyanthum Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon 518 Comment
  RSA0121821  Eriastrum sapphirinum subsp. dasyanthum N. C. Cooper 1949-6-29 4357 Los Angeles San Gabriel Canyon. 457 Comment
  RSA0050327  Ericameria cooperi Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns.: Santa Clarita, Bee Canyon just north of Soledad Canyon Road. SE of Hwy 14, west side of wash. 537 Comment
  RSA587231  Ericameria linearifolia Orlando Mistretta 1994-5-11 1177 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  RSA587340  Ericameria linearifolia Orlando Mistretta 1992-5-4 217 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  UC672316  Ericameria linearifolia H. L. Mason 1926-4-27 3040 Los Angeles Rock Creek Comment
  UCR259237  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-9 13750 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  JEPS21516  Ericameria nauseosa var. bernardina Frank W. Peirson 1918-9-7 226 Los Angeles trail near Mt. Markham; San Gabriel Mts. 1645 Comment
  RSA0115282  Ericameria palmeri var. pachylepis Richard G. Swinney 2010-10-5 13989 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  RSA198822  Ericameria palmeri var. pachylepis R. F. Thorne, D. Propst 1968-5-27 37622 Los Angeles Santa Catalina Island: Skull Canyon betw Cap & Middle Canyons 244 Comment
  SFV21465  Ericameria parishii L. Gross 2001-9-1 446 Los Angeles Verdugo Mountains North side of mountains. Along Hostetter Mountain Way. Steep, old, bulldozed ridge line that runs east off of Hostetter. 610 Comment
  RSA517157  Ericameria parishii var. parishii Timothy S. Ross, Orlando Mistretta 1990-10-9 3249 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest. 1457 Comment
  UCR223146  Ericameria parryi R. G. Swinney 2009-7-22 11328 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  OBI64702  Ericameria parryi var. aspera Scott D. White 2004-8-11 10698 Los Angeles San Gabriel mtns. about 8 air mi WNW of Wrightwood. East of Fenner Saddle Rd on Pacific Crest trail Comment
  UC55171  Ericameria pinifolia H. P. Chandler 1902-9-11 2055 Los Angeles Verdugo Canyon Comment
  SBBG31080  Erigeron bonariensis R. F. Thorne 1966-4-28 36187 Los Angeles Santa Catalina Island Company parking lot 15 Comment
  JEPS41458  Erigeron breweri var. jacinteus F. W. Peirson 1922-7-21 3204 Los Angeles Little Baldy San Gabriel Mountains (summit) 2910 Comment
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Dec 10 2014
  UC1947573  Erigeron divergens I. M. Johnston 1911-8-22 1708 Los Angeles San Antonio Mountains, Prairie Fork of San Gabriel River 1524 Comment
  CAS-BOT-BC140640  Erigeron foliosus R. G. Swinney 2008-7-16 9244 Los Angeles San Gabriel Mtns.: Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  RSA0064065  Erigeron foliosus R. G. Swinney 2010-10-13 14037 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA730298  Erigeron foliosus R. G. Swinney 1998-9-4 6918 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UCR192817  Erigeron foliosus Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  LA94432  Erigeron foliosus var. foliosus J. A. Ewan; 1929-6-22 3438 Los Angeles Comment
  RSA0091509  Erigeron foliosus var. foliosus R. G. Swinney 2011-10-10 15745 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  SFV3881  Erigeron foliosus var. foliosus M. L. Vincent 1962-7-10 274 Los Angeles Santa Monica Mountains Dry Canyon, 0.5 miles west of Old Topanga Canyon Road. 360 Comment
  POM34393  Erigeron foliosus var. stenophyllus Marcus E. Jones 1882-04 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC189193  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-1 4204 Los Angeles Bell Canyon, San Gabriel Mountains 944 Comment
  LA205618  Eriodictyon crassifolium var. nigrescens George R Smart; 1952-7-13 81 Los Angeles Pine Canyon, Castaic-Lake Hughes Road, 19.8 mi. from Castaic 609 Comment
  SBBG65149  Eriodictyon crassifolium var. nigrescens R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  UCR276817  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-21 12885 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA0016990  Eriodictyon crassifolium var. nigrescens Anstruther Davidson 1890-5-5 s.n. Los Angeles Newhall Comment
  UC1369825  Eriodictyon traskiae Robert F. Thorne and D. Propst 1968-5-29 37694 Los Angeles on n slope Black Jack Mt. (at upper end Swain's Canyon toward Echo Lake); Santa Catalina Island, n slope Black Jack Mt., Echo Lake 396 Comment
  UCR223749  Eriodictyon trichocalyx R. G. Swinney 2009-6-24 11229 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA582245  Eriodictyon trichocalyx var. trichocalyx Louis C. Wheeler 1936-7-2 4206 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 854 Comment
  UCR209626  Eriogonum R. G. Swinney 2008-10-10 9551 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA226847A  Eriogonum baileyi var. baileyi Robert F. Thorne, C. W. Tilforth 1971-6-29 40666 Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest and Mt. Emma Roads 1128 Comment
  POM214308  Eriogonum cinereum Louis C. Wheeler 1931-11-11 344 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  RSA716477  Eriogonum cithariforme Scott D. White, Andrea Warniment 2006-7-7 11601 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  UCR126824  Eriogonum cithariforme var. agninum A. C. Sanders 2003-6-19 26974 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  CAS-BOT-BC242780  Eriogonum davidsonii Frank W. Peirson 1919-7-29 18 Los Angeles Summit of Mt. Wilson, San Gabriel Mts. Comment
  UCR223410  Eriogonum davidsonii R. F. Thorne, M. Z. Thorne 1969-7-10 38398 Los Angeles Transverse Ranges; San Gabriel Mountains, Angeles National Forest, Mescal Creek Play Area 2027 Comment
  CAS-BOT-BC249777  Eriogonum elongatum var. elongatum L. R. Abrams 1916-10-31 6375 Los Angeles Cahuenga Pass Comment
  RSA757202  Eriogonum elongatum var. elongatum Orlando Mistretta, Christine Mistretta 2008-4-7 2363 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 43 per TRTP survey-2008) 1020 Comment
  UC205954  Eriogonum elongatum var. elongatum I. M. Johnston 1917-8-23 1716 Los Angeles Prairie Fk. of San Gabriel R. San Antonio Mountains, Prairie Fk. of San Gabriel R. 1524 Comment
  POM2230  Eriogonum elongatum var. elongatum D. L. Crawford 1915-10-27 506 Los Angeles San Bernardino Mountains: Stoddard Canyon - Claremont. Comment
  OBI56223  Eriogonum fasciculatum Clinton C. Shock 1980-6-16 139 Los Angeles I-5, 0.4 mi NW of Tejon Pass Comment
  RSA654270  Eriogonum fasciculatum Monica Acosta 1998-5-25 21 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  RSA773292  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-24 11281 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  LA52258  Eriogonum fasciculatum var. fasciculatum A. M. Johnson; 1932-5-30 4087 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  CAS-BOT-BC253274  Eriogonum fasciculatum var. foliolosum Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  POM306342  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1937-8-23 1424 Los Angeles Altadena. Comment
  UCR127966  Eriogonum fasciculatum var. foliolosum A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26088 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  UCSB1402  Eriogonum fasciculatum var. foliolosum Albright, S. 1957-4-17 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  UCSB1414  Eriogonum fasciculatum var. foliolosum Ellis, Richard 1960-4-11 Los Angeles Malibu Canyon road, 1.7 miles North of Hwy. 101 Comment
  RSA708684  Eriogonum fasciculatum var. polifolium Valerie L. Soza, Miriam Sidibeh 2003-3-26 1605 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 610 Comment
  CAS-BOT-BC250298  Eriogonum giganteum var. giganteum Brandegee 1890-5-1 s.n. Los Angeles Santa Catalina Island Comment
  LA52286  Eriogonum gracile Nesta Hutchinson; 1931-8-17 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCSC011213  Eriogonum gracile Adam Searcy 2015-7-10 74 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  UCR127657  Eriogonum gracile var. gracile A. C. Sanders 2003-8-4 27104 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon in low hills north of Potrero Canyon 305 Comment
  UCR164534  Eriogonum gracillimum T. B. Salvato, Sandra Murcia 2005-11-1 1247 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  SD85103  Eriogonum grande var. grande Charles Burch 1963-12-8 Los Angeles San Clemente Island, first canyon south of Seal Cove Comment
  UCR210206  Eriogonum heermannii R. G. Swinney 2008-8-14 9438 Los Angeles San Gabriel Mtns., confluence of Big Rock Creek and Fenner Canyon 1640 Comment
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Oct 23 2020
  RSA229113  Eriogonum heermannii var. heermannii Robert F. Thorne, C. W. Tilforth 1971-6-30 40738 Los Angeles Big Rock Creek above Sycamore Flat. 1402 Comment
  POM2269  Eriogonum inflatum var. inflatum Marjorie Shaw, Edna Spaudling, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  RSA346918  Eriogonum kearneyi var. monoense James D. Morefield 1985-8-10 3056 Los Angeles Keaney Buckwheat: Sandy Saddle on N side of McAfee Creek at its mouth, 1.2 mile N40'E of Red Mtn, Fishlake Valley drainage. 1662 Comment
  UC1532962  Eriogonum kennedyi var. alpigenum Robert F. Thorne 1971-8-25 41280 Los Angeles just n saddle between Hawkins and Throop Peak summit of Mt. Hawkins; San Gabriel Mts., Angeles National Forest 2667 Comment
  POM2225  Eriogonum mohavense Marjorie Shaw, Edna Spaudling, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  SBBG1551  Eriogonum mohavense H. and M. Dearing 1949-4-27 6760 Los Angeles W Mojave Desert [near Lancaster?] Comment
  SBBG1553  Eriogonum mohavense H. and M. Dearing 1934-4-15 112 Los Angeles Mojave Desert Comment
  CAS-BOT-BC227685  Eriogonum nudum var. pauciflorum Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8138 Los Angeles Liebre Mountains. Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  UC426473  Eriogonum nudum var. pauciflorum G. J. Goodman, C. L. Hitchcock Jul 28 1930-Jul 30 1930 1719 Los Angeles s slope of Mt. San Antonio Mt. San Antonio 2438 Comment
  RSA781238  Eriogonum parvifolium A. C. Sanders, Dan S. Cooper 2010-3-12 37347 Los Angeles South Coast: Madrona Marsh, Torrance. 24 Comment
  RSA0056353  Eriogonum parvifolium James R. Shevock 1972-9-16 2274 Los Angeles Point Dume. 6 Comment
  CAS-BOT-BC258075  Eriogonum plumatella Carl B. Wolf 1932-8-11 4014 Los Angeles Desert slope of San Gabriel Mts. Big Rock Creek, 1 1/8 mi. below Big Rock Ranger Station 914 Comment
  CAS-BOT-BC258076  Eriogonum plumatella A. Davidson M. D. 1901-8-1 s.n. Los Angeles Rock Creek Comment
  CAS-BOT-BC258234  Eriogonum pusillum Roxana S. Ferris 1918-6-12 897 Los Angeles R.R. embankment between Oban and Lancaster Comment
  UCR222828  Eriogonum pusillum R. G. Swinney 2009-4-29 10595 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
  UCR223008  Eriogonum pusillum R. G. Swinney 2009-5-13 10789 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  PASA1488  Eriogonum pusillum Frank W. Peirson 1923-5-27 Los Angeles Pillett Creek, San Gabriel Mts. 1097 Comment
  SD108955  Eriogonum roseum James Henrickson 1972-11-2 8087 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at Mc Bean Parkway near Orchard Village Rd. 372 Comment
  RSA609103  Eriogonum saxatile Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  RSA617230  Eriogonum umbellatum var. minus LeRoy Gross 1998-8-22 47 Los Angeles Top of Mt. Baden-Powell. 2866 Comment
  UCD101452  Eriogonum umbellatum var. minus Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains, summit of Mt. Hawkins. 2697 Comment
  UCR209983  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-24 9295 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  POM199557  Eriophyllum confertiflorum I. W. Clokey, B. C. Templeton 1929-05 4477 Los Angeles Mandeville Canyon 300 Comment
  SD66902  Eriophyllum confertiflorum R. Mitchel Beauchamp 1967-3-20 356 Los Angeles Santa Catalina Island, above beach road south of Avalon. Comment
  UCR194012B  Eriophyllum confertiflorum R. G. Swinney 1999-6-5 7250 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR223467  Eriophyllum confertiflorum R. G. Swinney 2009-5-28 10940 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA0046925  Eriophyllum confertiflorum Ruth Herley 1932-4-16 s.n. Los Angeles Near Dekker [Decker] Ranch, Santa Monica Mts. Comment
  POM18188  Eriophyllum confertiflorum var. confertiflorum P. A. Munz 1923-9-1 7702 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  UC1211108  Eriophyllum confertiflorum var. confertiflorum Huron H. Smith 1912-5-1 4889 Los Angeles Eagle Rock Valley 152 Comment
  UCR271579  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-6-23 15290 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  CAS-BOT-BC308345  Eriophyllum nevinii J. C. Nevin 1885-1-1 s.n. Los Angeles San Clemente Island Comment
  CAS-BOT-BC308346  Eriophyllum nevinii Ira L. Wiggins 1949-2-22 11966 Los Angeles Near north-east end of San Clemente Island 38 Comment
  CAS-BOT-BC308392  Eriophyllum pringlei F. W. Peirson 1926-4-26 6656 Los Angeles About 1 mile east of Palmdale, southwestern Mojave Desert Comment
  CAS-BOT-BC296964  Eriophyllum wallacei Alice Eastwood 1906-5-27 260 Los Angeles Roscoe. Country adjacent to Los Angeles Comment
  UCR190396  Eriophyllum wallacei R. G. Swinney 2001-4-18 7883 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  RSA0045261  Erodium cicutarium R. G. Swinney 2010-3-22 12006 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA0047420  Erodium cicutarium R. G. Swinney 2010-5-4 12503 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA653774  Erodium cicutarium J. Bogdanoff-Lord 1989-5-24 27 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UC17098  Erodium cicutarium J. Burtt Davy May 9 1896-May 24 1896 2585 Los Angeles near West Palmdale; Antelope Valley Comment
  UCR95452  Erodium cicutarium L. C. Wheeler 1967-5-12 9445 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 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
  RSA390953  Erodium macrophyllum Samuel R. Tyson 1943-4-13 s.n. Los Angeles San Dimas Canyon. 366 Comment
  UCR225786  Erodium macrophyllum Dave Silverman, Cindy Hopkins 2007-4-17 6707 Los Angeles SW Tehachapi Mtns, Tejon Ranch, 1.2 km due south of Oso Canyon, 2.4 km south of the Kern County line, and 4.2 km NE of Hwy 138 and I-5 junction 1101 Comment
  PASA669  Erodium moschatum Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  CAS-BOT-BC40718  Erysimum capitatum Alice Eastwood 1913-5-11 3160 Los Angeles San Fernando Wash. Comment
  CAS-BOT-BC40783  Erysimum capitatum Le Roy Abrams 1901-4-1 1339 Los Angeles Chatsworth Park. Comment
  UCSB33652  Erysimum capitatum var. capitatum Miller, Brian 1960-7-20 Los Angeles Charlton Flats, San Gabriel Mountains 1981 Comment
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Oct 29 2014
  RSA592504  Erysimum cheiri Mark Hoefs 1973-3-17 130 Los Angeles Santa Catalina Island: Pebbly Beach Road, at first part of wide beach area 9 Comment
  RSA66160  Erysimum suffrutescens F. W. Peirson 1922-1-5 1904 Los Angeles Hermosa Beach Comment
  CAS-BOT-BC151587  Erythranthe parishii Carl B. Wolf 1932-8-11 4011 Los Angeles Desert slope of San Gabriel Mts., Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 914 Comment
  RSA433637  Eschscholzia caespitosa Edwin Kline 1925-4-26 s.n. Los Angeles Arroyo Seco, San Gabriel Mountains. Comment
  CAS-BOT-BC403190  Eschscholzia californica Steve Boyd; Lauren Raz 1997-3-25 9304 Los Angeles Liebre Mountains Region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch 1280 Comment
  RSA725651  Eschscholzia californica Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 426 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  UCR214640  Eschscholzia californica A. C. Sanders, Dan S. Cooper 2010-3-12 37376 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC403174  Eschscholzia californica Ernest C. Twisselmann 1966-4-27 12108 Los Angeles Mojave Desert. Southwest side of Antelope Valley 883 Comment
  RSA433660  Eschscholzia californica Elbert Benjamine 1929-3-15 74 Los Angeles San Clemente Island. Pasture land. Comment
  UCD95322  Eschscholzia californica Geoffrey Levin 1974-4-22 22 Los Angeles Wash (Blanchard Park,) Pomona College, Claremonte. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) Comment
  POM210  Eschscholzia californica var. crocea I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA3715  Eschscholzia californica var. peninsularis Carl B. Wolf 1932-5-11 3562 Los Angeles Santa Catalina Island. Canyon above the road, Fourth o' July Cove. 30 Comment
  SBBG43865  Eschscholzia ramosa M. R. Benedict 1971-6-26 Los Angeles Eel Pt Comment
  RSA0012817  Eucalyptus polyanthemos Tim S. Ross, Janet Takara, S. Otte 1993-4-24 6964 Los Angeles Santa Catalina Island. W end of island beyond the isthmus, lower Bouchette Canyon, ca 545 m W of Johnsons Landing, at an old Boy Scout camp. 18 Comment
  UC1929778  Eucalyptus pulverulenta Valerie Soza, Bill Hogshead, Amber Maurice 2003-5-17 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson); elev. 915-1555m/3000-5100ft Comment
  POM296801B  Eucrypta chrysanthemifolia Lyman Benson 1946-3-29 12287 Los Angeles Indian Hill, Claremont. 427 Comment
  UCD142555  Euphorbia albomarginata M. Vincent 1962-5-19 253 Los Angeles Between Pearblossom and Valyermo; one mile from main Highway 138. Comment
  UCR224889  Euphorbia cyathophora D. L. Koutnik 1986-3-6 s.n. Los Angeles San Marino, Huntington Botanical Gardens 206 Comment
  UC2026514  Euphorbia helioscopia Louis C. Wheeler 1945-6-10 6066 Los Angeles SOUTH EL MONTE: Between Rio Hondo and San Gabriel Rivers, between Repetto and Puente Hills. Siphon Road, 1/4 Mile east of Durfee Avenue. Comment
  RSA0082410  Euphorbia maculata R. G. Swinney 2010-9-1 13666 Los Angeles Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  SD181545  Euphorbia maculata Louis C. Wheeler 1945-9-21 6160 Los Angeles San Gabriel Mountains; Kinneloa Canyon. 1075 Comment
  CAS-BOT-BC202542  Euphorbia misella E. R. Blakley 1963-12-7 6329 Los Angeles California Channel Islands. Mouth of first large canyon w. of Pyramid Head. Toward Pyramid Cove. San Clemente Island 22 Comment
  RSA753989  Euphorbia peplus Anonymous 670528 Los Angeles Pasadena: Eaton Canyon Park 293 Comment
  RSA712903  Euphorbia polycarpa A. C. Sanders, Mark Elvin 2003-4-16 26047 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park. 366 Comment
  UCD142496  Euphorbia terracina Scott D. White 1996-3-18 3836 Los Angeles Coastal Los Angeles County. Marina Del Rey Area; Ballona Ck. floodplain and adjacent N-facing slope; W of Lincoln Bl. and S of Jefferson Bl. 3 Comment
  UCR215134  Euphorbia terracina Sarah C. Pasquini 2008-4-19 18 Los Angeles South Coast, San Pedro, White Point Nature Preserve, c. 300 m off West Paseo del Mar 40 Comment
  RSA0111943  Eurotia lanata Richard G. Swinney 2011-4-19 14405 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA473723  Euthamia occidentalis F. R. Fosberg 1919-10-18 4112 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  RSA638935  Euthamia occidentalis L. C. Wheeler 1966-10-1 8951 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  CAS-BOT-BC312239  Euthamia occidentalis J. Ewan 1930-9-15 5527 Los Angeles Ballona Creek at Playa del Rey Road Comment
  OBI32625  Fallopia baldschuanica Oscar F. Clarke 1970-9-27 s.n. Los Angeles On rd to Mt. Baldy just E of flood control dam; at the base of Stoddard Cy, N of Upland Comment
  UCR101239  Festuca californica L. C. Wheeler 1972-5-21 s.n. Los Angeles San Gabriel Mtns., MIllard Canyon, just inside National Forest Boundary Comment
  UCR178906  Festuca myuros R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 335 Comment
  UCR255773  Festuca myuros R. G. Swinney 2010-5-4 12493 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR91368  Festuca myuros Scott D. White 1995-3-15 2561 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
  SBBG13299  Festuca octoflora M. A. Piehl 1962-6-9 63252 Los Angeles China Pt, S of lighthouse 3 Comment
  RSA0014967  Ficus carica Steve Boyd, R. E. Riefner 2007-4-27 11746 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  RSA603323  Ficus carica Scott D. White 1997-5-21 5190 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  POM8635  Filago californica P. A. Munz 1920-4-21 3691 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA574340  Filago californica R. G. Swinney 1994-5-7 2830 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  RSA587460  Filago californica Orlando Mistretta 1995-4-11 1615 Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  RSA719497  Filago gallica Gary Kovnat, LeRoy Gross 2004-4-25 50 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR209284  Filago gallica Dan S. Cooper 2009-5-30 509- 09 Los Angeles Eastern Santa Monica Mtns., debris basin along Forest Lawn Dr., west of the cemetery 169 Comment
  UCR258805  Filago gallica R. G. Swinney 2010-5-25 12982 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
  RSA453791  Foeniculum vulgare Robert Gustafson 1980-7-9 1814 Los Angeles Ballona Wetlands, Area 3. Comment
  POM153281  Forestiera pubescens P. A. Munz, I. M. Johnston 1928-9-4 11160 Los Angeles 3 miles east of Elizabeth Lake. Comment
  UCR271964  Frangula californica subsp. californica R. G. Swinney 2011-6-20 15218 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  RSA505037  Frankenia salina S. J. Myers 1989-6-28 s.n. Los Angeles Ca. 3 mi. W of Palmdale: 1 mi. SE of intersection of Elizabeth Lake Road and the California Aqueduct. Comment
  CAS-BOT-BC217369  Frasera neglecta Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  RSA350137  Fraxinus dipetala Wesley O. Griesel 1986-3-6 s.n. Los Angeles Placerita canyon. 518 Comment
  SBBG57786  Fritillaria biflora M. Caruthers 1916-1 656 Los Angeles Eagle Rock 274 Comment
  UCD139669  Fritillaria biflora Daryl Koutnik 1978-3-24 153 Los Angeles west side of Decker Road, south of Carlisle Road in burned area. 350 Comment
  RSA0062862  Galium andrewsii subsp. intermedium LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6775 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA579337  Galium andrewsii subsp. intermedium Tim S. Ross, Steve D. Boyd 1994-9-21 8301 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). (east into adjacent 64th section) 1607 Comment
  SEINET3371876  Galium angustifolium G. Rink 2011-6-1 10581 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  LA208356  Galium angustifolium Joseph Andorfer Ewan; 1932-5-19 7532 Los Angeles South edge of Ballona Marsh, Playa del Rey Comment
  POM367655  Galium angustifolium subsp. angustifolium C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Banning Canyon, Santa Catalina Island. Comment
  UC1281175  Galium angustifolium subsp. angustifolium H. E. McMinn 1924-7-25 1308 Los Angeles Catalina Island Comment
  HSC19778  Galium angustifolium subsp. angustifolium David Porter 1965-5-11 Los Angeles Simi Hills, 1 mi. N of Chatsworth 351 Comment
  RSA2001  Galium angustifolium subsp. angustifolium Carl B. Wolf 1931-5-13 1997 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  RSA228853  Galium angustifolium subsp. angustifolium Robert F. Thorne 1971-6-26 40000 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road on N slope of Occidental Peak 1646 Comment
  RSA517108  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-5-14 2463 Los Angeles San Gabriel Mts.: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1155 Comment
  CATA1633  Galium aparine Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2906 Los Angeles Santa Catalina Island: Near divide road, east end, 1.7 miles from Wrigley Memorial 256 Comment
  RSA0016922  Galium aparine Kelly Middleton, David Middleton 1988-5-8 36 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt. Baldy Road intersection. Roadside collection. 1220 Comment
  UC1409084  Galium catalinense Robert F. Thorne and Doug Propst 1973-2-12 Los Angeles on slopes of hill e Isthmus (above Banning House); Santa Catalina Island, Ironwood Gully 182 Comment
  UCR150579  Galium jepsonii L. C. Wheeler 1970-7-25 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Heliport 0.3 mi N of South Mt. Hawkins 2287 Comment
  RSA555198  Galium johnstonii Robert F. Thorne, M. Z. Thorne 1969-7-9 38498 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Table Mt. 2134 Comment
  UCR256539  Galium johnstonii Anuja Parikh, Nathan Gale 2011-7-6 3539 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 3.9 km west of Shortcut Station, 1.0 km north of State Hwy 2, Angeles Crest Hwy 1690 Comment
  POM243777  Galium nuttallii subsp. insulare F. R. Fosberg 1931-5-21 S- 4932 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing. 20 Comment
  UCR162368  Galium nuttallii subsp. nuttallii Anuja Parikh, Nathan Gale 2004-5-13 2009 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park 396 Comment
  SD80115  Galium parisiense C. W. Tilforth 1969-6-6 210 Los Angeles Rancho Santa Ana Bot. Gard., Claremont. Comment
  UC1409198  Galium porrigens Robert F. Thorne 1971-4-2 41416 Los Angeles n Mountain Ave.; San Gabriel Mts., Claremont, Johnson's Pastures 548 Comment
  RSA587278  Galium porrigens var. porrigens Tim S. Ross, Steve D. Boyd 1990-5-17 2576 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA466694B  Galium saxatile Anstruther Davidson 1883-06 s.n. Los Angeles Cample, Thornhill Comment
  RSA0021847  Galium trifidum subsp. columbianum Louis C. Wheeler 1933-10-20 2182 Los Angeles San Gabriel River. 70 Comment
  RSA424700A  Galvezia speciosa Reid V. Moran 1941-2-23 602 Los Angeles Northwest of Johnson's Valley, Santa Catalina Island. 10 Comment
  SDSU19669  Gambelia speciosa Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2197 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.3 miles north of China Point. 183 Comment
  SBBG31112  Gamochaeta ustulata R. F. Thorne 1966-4-28 36250 Los Angeles Hay Press area [Haypress] 426 Comment
  SBBG119285  Garrya flavescens V. Soza, L. Gross, J. Kuo 1999-7-6 609 Los Angeles SW side of Big Rock Crk, Manzanita Trail from S Fk Cmpgrd; T4N R9W SE/4, NE/4 S34 1584 Comment
  RSA392392  Garrya flavescens subsp. pallida Unspecified 1906-06 s.n. Los Angeles Big Rock Creek Comment
  CAS-BOT-BC158010  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash 670 Comment
  RSA392408  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash. 671 Comment
  LA98921  Gastridium ventricosum John O'Leary; 1979-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, 2.5 mi. N of Hwy. 1. 569 Comment
  RSA0057902  Gayophytum Richard G. Swinney 2010-9-7 13694 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA762522  Gayophytum R. G. Swinney 2008-7-24 9347 Los Angeles Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  RSA773998  Gayophytum R. G. Swinney 2009-7-22 11308 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  RSA771611  Gayophytum heterozygum Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42202 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  RSA691052  Gazania linearis Scott D. White 2003-10-22 9837 Los Angeles San Gabriel Mountains: Foothills above Altadena. Los Angeles Dept. of Public Works 'Kinneloa West' debris basin. Northern terminus of Brambling Lane.(Mt. Wilson). 427 Comment
  SBBG112826  Genista linifolia S. A. Junak with K. Kirkland 1998-7-17 SCa 785 Los Angeles lower portion of Silver Cyn, just downstream from lowest fork, ca. 0.3 mi inland from beach 24 Comment
  CATA1846  Geranium carolinianum Denise Kraus 2000-5-11 28 Los Angeles Santa Catalina Island: In drainage between Goat Harbor Burn eastern fire break ridge/road and road leading to Twin Rocks. Approximately 4,600 ft. northeast of Airport Road 304 Comment
  RSA746903  Geranium carolinianum R. G. Swinney 2003-5-12 8200 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  SD197791  Geranium dissectum A. C. Sanders, T. B. Salvato 2009-5-21 36902 Los Angeles San Gabriel Valley: Whittier Narrows, between San Gabriel River and Rio Hondo, west side of highway 19 (Rosemead Boulevard) along road to shooting area, south of Highway 60 along SCE powerlines 64 Comment
  RSA587751  Gilia T. S. Ross 1991-4-27 4624 -a Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  UCR194150  Gilia A. C. Sanders 2008-4-13 34884 Los Angeles Western Mojave Desert, Antelope Valley, Llano, 165th St. East, 0.3 mi. N of Hwy 138, 0.2 mi. S of Ave. 'V 955 Comment
  UCD117629  Gilia achilleifolia subsp. achilleifolia Daryl Koutnik; Bruce Holguin 1978-4-1 207 Los Angeles Sierra Pelona Valley, west side of Anthony Road and north of Sierra Highway. 890 Comment
  UC908805  Gilia aliquanta Herbert L. Mason 1926-4-27 3049 Los Angeles along Los Angeles Co. Park Road between Little Rock Creek; Mohave Desert, btw Rock Creek and Little Rock Creek Comment
  RSA609515  Gilia angelensis L. C. Wheeler 1974-4-14 s.n. Los Angeles Wildwood Ranch, Shuler Canyon. 411 Comment
  RSA470174  Gilia brecciarum subsp. brecciarum Anstruther Davidson 1895-5-5 s.n. Los Angeles Antelope Valley Comment
  RSA705331  Gilia brecciarum subsp. brecciarum J. Mark Porter, Theodore Anderson 2005-5-27 14417 Los Angeles Angeles National Forest. San Gabriel Mtns., San Andreas Rift Zone, near the 7.29 mi., marker of Big Pines Highway (N4) at the junction with the road to the Rollin N Ranch (Forest Service Road 4117) Comment
  UCR126682  Gilia capitata A. C. Sanders, Mark A. Elvin 2003-4-16 26038 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 366 Comment
  LA52325  Gilia capitata subsp. abrotanifolia Mary Reynolds; 1937-5-2 155 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  RSA226224  Gilia capitata subsp. abrotanifolia Gary D. Cromwell, David W. Wheat 1971-5-14 660 Los Angeles On west side of canyon mouth, about 1300'. Mystic Canyon, Angeles National Forest, San On southeast-facing slope to west of canyon mouth, about 1350 feet. Mystic Canyon, Angeles National Forest, San Gabriel Mtns., 2 miles NE of Glendora, CA.Gabriel Mts. 2 mi. NE of Glendora. 396 Comment
  LA206991  Gilia latiflora subsp. davyi Elizabeth Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  LA206993  Gilia latiflora subsp. davyi Eliz. Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  RSA469404  Gilia latiflora subsp. davyi Ora M. Clark 1929-3-30 1913 Los Angeles W. Lancaster. Comment
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Dec 10 2011
  RSA515209  Gilia latiflora subsp. latiflora Steve Boyd 1986-3-30 1497 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA225987  Gilia leptantha subsp. transversa R. F. Thorne, C. W. Tilforth 1971-6-29 40690 Los Angeles ca. 3.6 miles down Aliso Canyon from junction with Angeles Forest Rd. 945 Comment
  RSA660393  Gilia leptantha subsp. transversa Orlando Mistretta 1992-6-19 598 Los Angeles Angeles National Forest; Timber Mountain, San Gabriel Mountains. Comment
  UCR238626  Gilia modocensis Anuja Parikh, Nathan Gale 2010-5-12 3159 Los Angeles Western Mojave Desert, Antelope Valley, 3.9 km south of Hwy 138, 0.2 km west of 120th St. West, under power transmission lines 783 Comment
  RSA469471  Gilia nevinii M. B. Dunkle 1939-4-6 7320 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA0016268  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon. 762 Comment
  RSA0017222  Gilia ochroleuca subsp. bizonata Robert Gustafson 1978-6-1 951 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  SEINET3163644  Gilia tenuiflora var. altissima G. B. Grant 1906-6-17 503 a-6800 Los Angeles at Summit Mt. Wilson, southern California 1829 Comment
  RSA469701  Gilia tricolor subsp. diffusa Jean Carnine 1932-5-1 15284 Los Angeles Malibu Lakes. Comment
  RSA649819  Gnaphalium californicum Matt Brooks 1988-4-15 11 Los Angeles Whittier, Turnbull Canyon Rd. 1.8 miles east of its intersection with Beverly Blvd. Comment
  RSA573749  Gnaphalium canescens subsp. beneolens Timothy S. Ross 1992-7-17 6735 Los Angeles San Gabriel Mountains: Saddle between Fox (triangulation point, 5033-ft) and knoll ESE of it, on steep divide between Fox Creek and Fusier Canyon. 1451 Comment
  JEPS34066  Gnaphalium palustre F. W. Peirson 1918-7-9 234 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1341 Comment
  POM358899  Gnaphalium palustre L. C. Wheeler 1934-3-11 2435 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  CAS-BOT-BC305258  Grindelia hirsutula John Thomas Howell 1952-10-26 28881 Los Angeles Just north of Lancaster Comment
  UC447142  Grindelia hirsutula J. Ewan 1931-5-11 4184 Los Angeles vacant lots at Bonnie Brae and Beverley; Los Angeles Comment
  RSA430119  Guillenia lasiophylla F. R. Fosberg 1931-4-29 4724 Los Angeles 1/2 mile below Eagles nest, Middle Ranch Canyon, Santa Catalina Island 150 Comment
  CHSC25945  Gutierrezia californica James Henrickson 1971-10-14 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  UC1279326  Gutierrezia californica O. T. Solbrig 1962-9-6 3440 Los Angeles s rim of valley of Wash next to Wentworth St. (close to Foothill Blvd); Tujunga Wash Comment
  RSA305940  Gutierrezia sarothrae Fay A. MacFadden 1933-06 s.n. Los Angeles Tujunga Wash, Roscoe. Comment
  CATA1995  Hainardia cylindrica Steven A. Junak, Mark Hoefs 1997-6-4 405 Los Angeles Santa Catalina Island: Along W and E sides of Deep Tank Reservoir, SW of housing at Empire Landing 106 Comment
  CDA37892  Halogeton glomeratus J. L. Johnson 1977-8-1 s.n. Los Angeles Lancaster. 0 Comment
  CLARK-A1528-1885  Haplopappus ericoides John C. Roos 1946-10-12 3129 Los Angeles West Los Angeles Comment
  POM84457  Harpagonella palmeri Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  RSA612109  Harpagonella palmeri Steve Boyd, Valerie Soza 1998-4-28 10158 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon, top of ridge on south side of the canyon. 634 Comment
  UCR277399  Hazardia squarrosa R. G. Swinney 2010-8-23 13572 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  CAS-BOT-BC307288  Hazardia squarrosa var. grindelioides Alice Eastwood 1917-7-20 6444 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC307296  Hazardia squarrosa var. grindelioides C. F. Baker 1903-10-10 3732 Los Angeles San Antonio Canyon near Claremont Comment
  RSA295264  Hazardia squarrosa var. grindelioides Kenneth R. Montgomery, Thomas W. Strid 1973-8-23 73 -170 Los Angeles Collected on north facing slope at Dillon Divide, site of LASCA Cistus field plot Comment
  UC891995  Hazardia squarrosa var. grindelioides Carl B. Wolf 1932-10-19 4353 Los Angeles Ridge Route Road 4 mi n Castaic 640 Comment
  SJSU13644  Hazardia squarrosa var. squarrosa C. W. Sharsmith 1942-9-11 4503 Los Angeles E of Big Tujunga Canyon, San Gabriel Mts 670 Comment
  SEINET10454454  Hedera helix Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4769 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  CAS-BOT-BC306644  Helenium bigelovii F. Grinnell Jr. 1917-8-31 s.n. Los Angeles On Mt Islip, San Gabriel Mountains Comment
  UC32245  Helenium bigelovii State Survey 1861-1-2 104 Los Angeles near San Gabriel Comment
  UC586946  Helenium bigelovii Joseph Andorfer Ewan 1934-8-5 8455 Los Angeles Prairie Fork Ranger Station San Gabriel Mts. 1767 Comment
  JEPS30521  Helenium puberulum Peter H. Raven 1959-10-25 14713 Los Angeles 4.1 mi n Coast Highway (along Malibu Creek); Santa Monica Mountains, Malibu Creek 91 Comment
  LA210088  Helianthemum scoparium var. vulgare F. R. Fosberg; 1932-5-7 8157 Los Angeles Santa Catalina Island, Santa Catalina Island 230.0 Comment
  CAS-BOT-BC305433  Helianthus annuus John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  RSA594201  Helianthus annuus subsp. lenticularis Steve Boyd, Lauren Raz 1996-10-14 9048 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
  RSA752582  Helianthus californicus J. M. Porter 2006-11-5 12261 Los Angeles Along I-14 at Agua Dulce exit, N of highway. 1500 Comment
  UC134690  Helianthus gracilentus C. F. Baker 1904-5-1 4719 Los Angeles Claremont Comment
  RSA306181  Helianthus gracilentus Fay A. MacFadden 1933-6-15 s.n. Los Angeles Stow Canyon, Verdugo Hills Comment
  RSA674746  Heliotropium amplexicaule Scott D. White 2001-8-1 8730 Los Angeles North of Claremont. North side of Mt. Baldy road near intersection with Padua Ave. 549 Comment
  POM158315  Hemizonia clementina M. B. Dunkle 1928-4-29 1899 Los Angeles Santa Catalina Island. Little Harbor Comment
  RSA535733  Hemizonia clementina Timothy S. Ross 1991-5-23 5482 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment 37 Comment
  RSA659448  Hemizonia fasciculata Monica Acosta 1998-5-26 31 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  CHSC95815  Heteromeles arbutifolia Joseph Marlowe Keefe 2001-1-19 30949 Los Angeles San Rafael Mountains. Eagle Rock District, Los Angeles, CA 90041 South by southeast face of The Eagle Rock. 304 Comment
  RSA544554  Heteromeles arbutifolia Tim S. Ross, E. Kellogg 1992-4-11 6112 Los Angeles San Clemente Island: W of the west fork of China Canyon. 80 degrees E, 405m distant from 1448'BM. 404 Comment
  RSA659572  Heteromeles arbutifolia Brian McColgan 1988-5-10 8 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  RSA660774  Heteromeles arbutifolia Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 42 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  UC535546  Heteromeles arbutifolia Ira W. Clokey, B. Templeton Jul 1929 4589 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  RSA0022528  Heterotheca fastigiata Duncan S. Bell, Caitlin Elam 2013-6-24 5253 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  CATA1805  Heterotheca grandiflora Benjamin E. Carter 2012-8-23 6989 Los Angeles Santa Catalina Island: Airport Road, ca. 1/4mi north of Middle Ranch Road 405 Comment
  SEINET3929121  Heterotheca grandiflora David Keil 1986-9-27 19736 -2 Los Angeles Along I-5, just S of Hungry Valley Rd exit.; 0 914 Comment
  RSA0048605  Heterotheca grandiflora S. Karlin 1963-3-30 s.n. Los Angeles Mulholland Drive - Stunt Canyon. 548 Comment
  SEINET11259276 Image available Heterotheca grandiflora I. W. Clokey, E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon. Comment
  CAS-BOT-BC311147  Heterotheca sessiliflora A. C. Sanders 2003-3-14 25756 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
  JEPS104766  Heuchera John L. Morrison 1937-6-18 2543 Los Angeles San Gabriel Mountains. On N slope of trail from Windy Camp to Mount Baden Powell Comment
  SBBG126040  Heuchera caespitosa O. Mistretta with C. Mistretta 2008-5-20 3136 Los Angeles Rincon Red Box Rd W fork of the San Gabriel River, N slope of Monrovia Pk; San Gabriel Mtns 1150 Comment
  CAS-BOT-BC317322  Heuchera elegans Geo. B. Grant 1906-6-15 7186 Los Angeles Summit, Mt. Wilson Comment
  RSA755946  Hieracium horridum R. G. Swinney 2008-7-25 9308 Los Angeles Twin Peaks, west peak 2299 Comment
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May 14 2018
  RSA777870  Hirschfeldia incana R. G. Swinney 2009-6-12 11116 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCD115096  Hirschfeldia incana Jack Delaini 1974-4-25 129 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 426 Comment
  POM348805  Hoita macrostachya H. de Forest 1934-5-1 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  RSA706552  Holcus lanatus LeRoy Gross 2005-6-23 2382 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1458 Comment
  JEPS44654  Holodiscus discolor Joseph Andorfer Ewan 1933-7-4 7876 Los Angeles Spanish Canyon above Monrovia; San Gabriel Mts., Spanish Canyon above Monrovia 609 Comment
  POM199753  Holodiscus discolor I. W. Clokey, Bonnie C. Templeton 1929-05 s.n. Los Angeles Mandeville Canyon 400 Comment
  UC818544  Hordeum brachyantherum subsp. californicum L. W. Nuttall 1920-5-12 190 Los Angeles Santa Catalina Island Comment
  RSA133772  Hordeum murinum subsp. glaucum P. H. Raven 1959-5-3 14098 Los Angeles Santa Monica Mountains. Mulholland Drive at Laurel Pass, (34?N; 118-119?W) 351 Comment
  RSA188143  Hordeum murinum subsp. glaucum R. F. Thorne 1966-4-4 35796 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA599128  Hordeum murinum subsp. glaucum V. W. Steinmann 1996-3-30 821 Los Angeles Pomona, Elephant Hill, E-facing slope above and adj. to Mission Blvd. at a point 0.5km SW of Humane Way., 34?33'N, 117?47'30W 300 Comment
  RSA657956  Hordeum murinum subsp. glaucum J. Keeling 1980-6-1 41 Los Angeles South side of Big Tujunga Canyon Road, 1/2 mile east of Mt. Gleson intersection, Tujunga 549 Comment
  UCD86244  Hordeum murinum subsp. glaucum Daryl Koutnik 1978-4-28 s.n. Los Angeles 6922 Hesperia Avenue, Reseda. 213 Comment
  CDA25943  Horkelia cuneata subsp. cuneata Phillipson 1915-6-7 Los Angeles Duarte. Comment
  RSA342504  Horkelia rydbergii Robert F. Thorne 1969-7-2 38217 Los Angeles San Gabrial Mountains, Angeles National Forest: Charlton Flats burn (of 1954), 1601 Comment
  RSA0011527  Hosackia oblongifolia var. oblongifolia Orlando Mistretta, Christine Mistretta 2011-6-23 5727 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  CDA37880  Hydrilla verticillata CDFA Staff 1980-1 s.n. Los Angeles Miller Water Gardens, San Gabriel. 0 Comment
  RSA756582  Hymenoclea salsola Orlando Mistretta, Christine Mistretta 2008-4-3 2277 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  SEINET7047936  Hymenoclea salsola Steven R. Hill, Kate Kramer 2001-4-22 33393 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  CATA1233  Hypochaeris glabra Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2299 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CATA1834  Hypochaeris glabra Denise Kraus 2000-4-24 13 Los Angeles Santa Catalina Island: (Goat Harbor burn area) approximately 2,770 ft. north of Airport Road and 690 ft. east of western fuel break ridge (western fuel break ridge starts midway along parking loop off Airport Road). At GHB Transect 3 368 Comment
  RSA199033  Hypochaeris glabra W. M. Gauntt 1966-4-9 137 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  SEINET10637907  Ipomoea batatas Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2561 Los Angeles City of Los Angeles. Chinatown. Ai Hoa Supermarket, 860 N. Hill St. Comment
  RSA0012095  Iris pseudacorus Steve Boyd, Richard E. Riefner 2007-4-27 11739 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  CATA1390  Isocoma menziesii Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2525 Los Angeles Santa Catalina Island: By Haypress Reservoir 414 Comment
  UC917904  Isocoma menziesii var. vernonioides Frank W. Gould 1943-10-26 2169 Los Angeles Compton Comment
  UC1215225  Isomeris arborea Peter H. Raven 1962-7-11 17989 Los Angeles canyon n Nanny, San Clemente Island (ne of Lemon Tank); San Clemente Island Comment
  SEINET12323659  Jacaranda mimosifolia Unknown 1944-1 s.n. Los Angeles near Los Angeles Comment
  SBBG98570  Juglans californica T. and A. Ross 1991-6-3 5531 Los Angeles Elephant Hill, W Pomona near SW summit of hill 329 Comment
  RSA754229  Juglans californica var. californica Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1775 Los Angeles San Gabriel River Watershed; Sycamore canyon 384 Comment
  SFV841  Juglans californica var. californica P. G. Kilburn 1958-2-25 622 Los Angeles Santa Susana Mountains Oat Mountain. South slope at O'Malviney Ranch. 305 Comment
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May 28 2015
  RSA653418  Juglans regia Brad Henderson 2000-7-21 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon, above Glendora. Comment
  UC1215249  Juncus ambiguus Peter H. Raven 1962-5-8 17594 Los Angeles s end Seal Cove; San Clemente Island 9 Comment
  PASA625  Juncus balticus Frank W. Peirson 1922-6-4 Los Angeles Soledad Canyon 457 Comment
  UCR273745  Juncus balticus R. G. Swinney 2011-6-15 15186 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA777915  Juncus bufonius R. G. Swinney 2009-6-2 11022 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR101219  Juncus duranii L. C. Wheeler 1954-9-1 7086 Los Angeles San Gabriel Mtns., Little Rock Creek, c. 1 mi downstream from Cooper Creek 1677 Comment
  UCR192854  Juncus duranii R. G. Swinney 1998-7-14 6420 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  RSA586705  Juncus effusus subsp. austrocalifornicus Orlando Mistretta, Mark A. Elvin 1995-6-20 1802 -B Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1767 Comment
  RSA547482  Juncus macrophyllus Timothy S. Ross, Orlando Mistretta 1992-7-24 6773 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  UCR209608  Juncus macrophyllus R. G. Swinney 2008-10-10 9583 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA684961  Juncus mexicanus Timothy S. Ross 1990-6-1 2769 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  POM1611  Juncus phaeocephalus var. paniculatus Phillip A. Munz 1918-5-19 2262 Los Angeles Pomona. Comment
  POM1602  Juncus rugulosus I. M. Johnston 1916-10-15 s.n. Los Angeles Evey Canon by creek, north of Claremont. Comment
  RSA596203  Juncus rugulosus Lauren Raz, Steve Boyd 1996-10-23 14 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
  SEINET8465035 Image available Juncus xiphioides R. G. Swinney 2008-5-30 8909 Los Angeles San Gabriel Mtns.; San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UC403207  Juniperus californica J. Burtt Davy May 9 1896-May 24 1896 2688 Los Angeles summit of ridge Leonis Valley; Antelope Valley, Leonis Valley Comment
  RSA717984  Juniperus occidentalis var. australis R. G. Swinney 1997-4-25 5496 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
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Apr 15 2011
  UCR78122  Keckiella antirrhinoides Wandalee Thompson 1964-4-11 3 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  LA209263  Keckiella cordifolia R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island Comment
  RSA401758A  Keckiella cordifolia F. R. Fosberg 1931-4-14 S- 4605 Los Angeles Eagles Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  RSA0105748  Keckiella ternata subsp. ternata R. G. Swinney 2011-7-7 15427 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  LA35998  Koeleria macrantha Peter H. Raven; 1960-5-15 15363 Los Angeles Santa Monica Mountains, Piuma Road 2.3 mi. E of Rambla Pacifica 487 Comment
  UCR223318  Koelreuteria bipinnata R. G. Swinney 2009-6-28 11293 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway 184 Comment
  UCR197786  Krascheninnikovia lanata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 119 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  CAS-BOT-BC341493  Lagophylla ramosissima I. M. Johnston 1918-8-4 2112 Los Angeles Hills west of Pomona 304 Comment
  UCR180351  Lagophylla ramosissima Scott D. White, Pam Devries 2006-5-10 11426 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
  POM19138  Lamarckia aurea P. A. Munz 1923-4-9 6671 Los Angeles San Clemente Island, east coast. Comment
  RSA3414  Lamarckia aurea Le Roy Abrams 1903-4-9 3244 Los Angeles Inglewood Comment
  SEINET10959809  Lamarckia aurea Camp 1912-6-10 CAMP s.n. Los Angeles Claremount. Comment
  RSA590062  Larrea tridentata Orlando Mistretta 1994-3-30 992 Los Angeles Little Rock creek. Slopes E below Little Rock Dam. 1006 Comment
  RSA594350  Larrea tridentata Steve D. Boyd, Lauren Raz 1996-10-14 9057 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  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
  RSA788775  Lasthenia californica Mark Elvin, Sara L. Crockett 1997-3-17 371 Los Angeles Channel Islands; Santa Catalina Island: Cape Canyon. W side of Canyon. 1.25m NE middle Ranch on Cape Canyon Rd. 335 Comment
  UC30429  Lasthenia californica J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Manzana Antelope Valley, Manzana Comment
  UC53907  Lasthenia coronaria Ernest Braunton 1902-4-1 254 Los Angeles north Pomona Comment
  JEPS15066  Lasthenia gracilis Geo. B. Grant 1907-1-1 98 Los Angeles Pasadena Comment
  UC30425  Lasthenia gracilis Harley P. Chandler 1897-2-10 Los Angeles Claremont 365 Comment
  UC90003  Lasthenia gracilis T. S. Brandegee 1894-1 Los Angeles San Clemente Island Comment
  RSA603545  Lathyrus vestitus subsp. alefeldii Mark Hoefs, Robert F. Thorne 1996-4-6 2640 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  RSA1525  Lathyrus vestitus subsp. laetiflorus Carl Knopf, Johnson 1930-1-30 1454 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  RSA405679  Lathyrus vestitus subsp. laetiflorus Gale Sphon 1955-4-4 s.n. Los Angeles Mulholland Drive. Comment
  UC1601992  Lathyrus vestitus var. alefeldii Katharine Brandegee Los Angeles Santa Catalina Island Comment
  UCSB3100  Lathyrus vestitus var. alefeldii Wedberg, H. 1957-5-9 Los Angeles 2.7 mi. N Hwy. 101, Latigo Canyon Comment
  CATA3440  Lathyrus vestitus var. vestitus Benjamin J. Dion, Stuart Olshevski 2017-4-13 016 Los Angeles Santa Catalina Island: Channel Side; above White's Landing in China Wall watershed, below Airport Rd 139 Comment
  LA200460  Lathyrus vestitus var. vestitus Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG78463  Lathyrus vestitus var. vestitus F. R. Fosberg 1932-5-5 8116 Los Angeles cyn above Villa Park, Avalon 40 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
  POM11607  Layia glandulosa P. A. Munz 1921-6-17 4604 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  RSA593689  Layia glandulosa Steve Boyd 1996-4-25 8708 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
  CAS-BOT-BC380223  Layia platyglossa Le Roy Abrams 1901-4-6 1386 Los Angeles Big Tujunga Wash Comment
  SBBG79734  Layia platyglossa F. R. Fosberg 1931-5-6 4814 Los Angeles Cape Cyn, W side 200 Comment
  UCR216383  Layia platyglossa Dan S. Cooper 2010-5-10 510- 47 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 305 Comment
  JEPS39205  Layia platyglossa F. W. Peirson 1919-3-27 328 Los Angeles Hill w of Arroyo Seco; San Gabriel Mts. 426 Comment
  POM305363  Layia platyglossa subsp. campestris Henry J. Ramsey, Henry J. Ramsey 1938-3-23 655 Los Angeles Los Angeles Comment
  CATA540  Lepechinia fragrans Sara L. Crockett 1997-5-1 700 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
  SD93545  Lepechinia fragrans Helen V. Witham 1975-3-23 1876 Los Angeles East side Black Jack Mountain, Santa Catalina Island. 299 Comment
  CAS-BOT-BC88677  Lepidium acutidens Ernest C. Twisselmann 1962-4-10 6847 Los Angeles Mojave Desert. The Mojave-Randsburg Region. Antelope Valley. Avenua A 5.1 miles northwest of Highway 6. 685 Comment
  LA99246  Lepidium densiflorum var. ramosum Peter H. Raven; 1960-5-4 sn Los Angeles Along Santa Monica Blvd.; near Westwood Blvd 91 Comment
  SBBG70798  Lepidium dictyotum M. N. Ackley -Feb-1928 137 Los Angeles Linwood 24 Comment
  RSA779997  Lepidium didymum R. G. Swinney 2009-4-7 10283 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  UCD115649  Lepidium fremontii Steve Meyers 1988-6-29 s.n. Los Angeles Big Rock Creek wash, 2.5 mi. E of town of Pearblossom. Comment
  POM240  Lepidium fremontii var. fremontii H. M. Hall 1902-5-1 3037 Los Angeles Vicinity of Rock Creek. 1067 Comment
Read comments
Jun 17 2009
  SD129291  Lepidium lasiocarpum Andrew C. Sanders 1988-2-18 7691 Los Angeles El Segundo Dunes, west of Los Angeles International Airport, between Pershing Dr. and Vista Del Mar Blvd. 4 Comment
  RSA526546  Lepidium nitidum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4233 a Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SBBG127975  Lepidium strictum M. L. Hoefs, S. A. Junak 1996-5-1 2708 Los Angeles Avalon Cyn Rd by horse stable 24 Comment
  SBBG108902  Lepidium virginicum var. robinsonii S. A. Junak 1997-3-11 SCl 754 Los Angeles just S of saddle on small ridge overlooking Pyramid Cove, ca. 0.25 mi SSE of Triangulation Stn Guds 152 Comment
  RSA762125  Lepidium virginicum var. virginicum Orlando Mistretta, Christine Mistretta 2008-5-16 3082 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 102 per TRTP Survey 2008), along divide between Monrovia Cyn and Fish Cyn. 1135 Comment
  POM361772  Lepidospartum squamatum M. B. Dunkle 1933-7-11 3647 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  SEINET10759271  Lepidospartum squamatum John G. Lemmon 1872-1 Lemmon s.n. Los Angeles Santa Monica, Ca. Comment
  IRVC29642  Leptodactylon californicum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26212 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  PASA2014  Leptodactylon californicum Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  SEINET6034467  Leptosiphon androsaceus Louis Wheeler 1973-4-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CATA3039  Leptosiphon bicolor Amy Catalano 2016-3-18 047 Los Angeles Santa Catalina Island: On west side ca. 0.75 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, about 270 meters off road 252 Comment
  SBBG53157  Leptosiphon bicolor S. A. Junak 1978-4-15 SCa 9 Los Angeles just E of 1901 Chester grave, N side of Cherry Cove Comment
  RSA0081005  Leptosiphon breviculus Dick Swinney 1994-6-12 2885 Los Angeles Sheep Mountain Wilderness, Prairie Fork Canyon, 2.1 mi. SE of jct of FS rds 3N06 and 3N39, at rd 3N39. S of road. 2194 Comment
  RSA550287  Leptosiphon breviculus W. Wisura, G. Perez 1992-5-19 4775 Los Angeles Big Pine Rd. 2.5 mi W of Largo Vista Rd. Comment
  RSA73076  Leptosiphon liniflorus F. W. Peirson 1922-6-3 3077 Los Angeles North of Collins Ranch, Oakgrove Canyon, Liebre Mts. 1006 Comment
  SBBG64505  Leptosiphon parviflorus R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  SD231198  Leptosyne bigelovii Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 6 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
  SBBG7994  Leptosyne calliopsidea H. and M. Dearing 1933-4-9 2363 Los Angeles Little Rock Cyn Comment
  UCR223304  Lessingia filaginifolia R. G. Swinney 2009-7-29 11409 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  CAS-BOT-BC339281  Lessingia glandulifera var. glandulifera F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  JEPS20559  Lessingia glandulifera var. glandulifera Frank W. Peirson 1918-10-16 278 Los Angeles entrance to Pacoima Canyon; San Gabriel Mountains, entrance to Pacoima Canyon 457 Comment
  CAS-BOT-BC339560  Lessingia glandulifera var. peirsonii Ernest C. Twisselmann 1955-6-23 2209 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  UC1587569  Leymus condensatus Tim Ross 1991-9-2 5937 Los Angeles near Mulholland Hwy x Yerba Buena Road (draw off w side of Y.B. Road); Triunfo Pass USGS 7.5' quadrangle, Santa Monica Mountains 502 Comment
  UCR258949  Ligustrum lucidum R. G. Swinney 2010-2-27 11761 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
  RSA705001  Lilium parryi Tasha LaDoux, Eve Laeger 2002-8-14 8 Los Angeles Transverse Ranges; San Gabriel Mountains region: Lamel Spring, along trail to Mt. Baden-Powell. Comment
  POM155898  Limonium californicum L. R. Abrams 1904-9-6 4184 Los Angeles San Pedro Comment
  RSA68752  Limonium californicum F. W. Peirson 850 Los Angeles Long Beach. Comment
  UC908577  Linanthus aureus Herbert L. Mason Los Angeles 30 mi w Victorville; Mohave Desert Comment
  JEPS86573  Linanthus breviculus Roy E. Buck 1988-4-9 889 Los Angeles 3.1 rd mi s CA Hwy. 138 (e of Largo Vista Rd, 0.3 air km e of 4200 ft elev on wash draining Grandview Canyon, 14 air km ese of Pearblossom, s side of Antelope Valley); Antelope Valley, Grandview Canyon 1280 Comment
  UCR189742  Linanthus breviculus R. G. Swinney 1998-7-10 6385 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
  LA52330  Linanthus californicus Carl Epling; L. Ellison 1929-3-16 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA11020  Linanthus californicus C. B. Wolf 1928-4-1 1608 Los Angeles Santa Susanna Pass. 1/2 mi. from summit. Comment
  UC52538  Linanthus dianthiflorus Harley P. Chandler 1897-1-1 Los Angeles Claremont 396 Comment
  POM65844  Linanthus dianthiflorus subsp. dianthiflorus L. R. Abrams 1903-4-10 3235 Los Angeles Grassy hills, near Inglewood Comment
  RSA578958  Linanthus dichotomus T. S. Ross, S. D. Boyd 1994-5-11 7763 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA586673  Linanthus dichotomus Orlando Mistretta, Mark Elvin 1995-5-10 1707 Los Angeles Bare Mountain Canyon, West Fork. 1159 Comment
  RSA21245  Linanthus parryae C. B. Wolf 1937-4-28 8516 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  RSA249764  Linanthus parryae R. F. Thorne 1973-5-11 43473 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
  SBBG16419  Linanthus parryae D. Myrick 1962-4-10 497 Los Angeles Hwy 6, 2 mi E of Palmdale 822 Comment
  POM156224  Linaria canadensis var. texana L. R. Abrams 1903-3-17 3144 Los Angeles Inglewood. Comment
  RSA533972  Linaria canadensis var. texana Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5181 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  SEINET12269437  Linaria texana I. W. Clokey, Templeton, B. 1929-1 4505 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA679065  Lithophragma bolanderi V. Soza, LeRoy Gross, Bill Hogshead 2002-5-9 1462 Los Angeles Along Sunset Peak Road, 3.7 km ESE from Glendora Ridge Road, headwaters of Fallen Leaf Spring. 1509 Comment
  HSC24929  Lithophragma bolanderi T. Rainey 1967-4-14 Los Angeles 8 mi. N of Pomona in San Dimas Canyon in Angeles National Forest in San Gabriel Mtns. 610 Comment
  POM293790  Lithophragma heterophyllum Lyman Benson 1945-4-13 11665 Los Angeles Little Dalton Canyon, Glendora. Drainage area Pacific slope 365 Comment
  RSA84382  Lithophragma tenellum F. W. Peirson 1921-6-16 2442 Los Angeles Trail north of Mt. Waterman, San Gabriel Mountains. 1829 Comment
  SBBG31132  Lobularia maritima R. F. Thorne 1966-6-2 36522 Los Angeles front of fenced yard of caretaker's cottage, Girl Scout Camp at White's Landing 3 Comment
  UCR127199  Loeflingia squarrosa A. C. Sanders 2003-5-1 26253 Los Angeles Western San Gabriel Mtns., SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch 412 Comment
  JEPS85007  Loeflingia squarrosa var. artemisiarum L. R. Heckard with Maynard Moe 1977-4-2 4556 Los Angeles s tip of Rogers Dry Lake 1/2 mi e lake bed; Edwards Air Force Base, Rogers Dry Lake 728 Comment
  SD52881  Logfia arizonica Peter H. Raven 1962-5-8 17592 Los Angeles San Clemente Island, slopes above Seal Cove. 39 Comment
  UC557667  Logfia arizonica Nell Murbarger 1936-4-1 161 Los Angeles w coast San Clemente Island Comment
  SBBG128333  Logfia filaginoides S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 37 Los Angeles Deer Valley Trail 92 Comment
  UC1211046  Logfia filaginoides Huron H. Smith 1912-5-31 5061 Los Angeles Pebble Beach Road Santa Catalina Isl. 30 Comment
  UC63250  Logfia filaginoides Ernest Braunton Apr 1902 466 Los Angeles North Pomona Comment
  SBBG113097  Logfia gallica S. A. Junak with K. Kirkland, M. L. Hoefs, L. Stratton 1998-4-30 SCa 587 Los Angeles N side of upper Hamilton Cyn 341 Comment
  RSA226216  Lolium perenne Gary D. Cromwell 1971-5-14 683 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 564 Comment
  RSA601341  Lomatium californicum Steve Boyd, Lauren Raz 1997-6-17 9952 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A., Near 34 deg 41' 08.8''N 118 deg 34' 47.7''W. 1646 Comment
  RSA0091799  Lomatium dasycarpum subsp. dasycarpum Bonnie C. Templeton 1957-4-27 s.n. Los Angeles Bouquet Canyon. Comment
  RSA199013  Lomatium lucidum W. M. Gauntt 1966-4-9 142 -A Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  SDSU2241  Lomatium lucidum A. H. Gallup 1948-4-21 148 Los Angeles 'The Wash' Claremont 366 Comment
  SFV2586  Lomatium lucidum R. L. Armacost 1957-5-7 853 Los Angeles Santa Monica Mountains Zuma Canyon. Comment
  RSA452105  Lomatium mohavense Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SEINET3081282 Image available Lomatium mohavense John Adams 1966-4-9 680 Los Angeles Mojave Desert, near Boron. 457 Comment
  UC566815  Lomatium utriculatum H. L. Mason 1926-4-26 2980 Los Angeles summit Mint Canyon Comment
  UCR227647  Lonicera hispidula var. vacillans R. F. Thorne, Percy C. Everett 1965-5-12 34613 Los Angeles Channel Islands; Santa Catalina Island, Bullrush Canyon 244 Comment
  SBBG44570  Lonicera interrupta Leota Davidson 1966-5-15 269 Los Angeles Oak Flat Cmpgrd on Ridge Route, Hwy 99 Comment
  RSA455377  Lonicera subspicata var. denudata G. D. Wallace 1965-7-18 s.n. Los Angeles Angeles Crest Hwy, 2 miles past Switzer Park . Comment
  UCR61043  Lonicera subspicata var. johnstonii R. G. Swinney 1969-6-12 s.n. Los Angeles San Gabriel Mtns., Glendora, 0.6 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 366 Comment
  RSA584618  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6182 Los Angeles San Clemente Island, central E side of island just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  POM2470  Lotus crassifolius var. crassifolius D. L. Crawford 1915-6-30 558 Los Angeles Bear Flats, mountains above Claremont 2134 Comment
  UC864893  Lotus dendroideus var. dendroideus Carl B. Wolf 1932-5-9 Los Angeles 0.5 mi from Avalon (on road to Pebbly Beach); Santa Catalina Island 7 Comment
  RSA176757  Lotus grandiflorus var. grandiflorus Donald W. Kyhos 1962-4-8 62 -82 Los Angeles Stuntz Road 2.2 miles from junction with Mulholland Highway Comment
  RSA534057  Lotus hamatus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5243 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 ft SE of Malo Knoll [1396']) Upper portion of drainage 305 Comment
  RSA0102541  Lotus nevadensis Richard G. Swinney 2011-6-7 15071 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA586475  Lotus nevadensis var. davidsonii Orlando Mistretta 1995-6-20 1786 Los Angeles Bare Mountain Canyon. Head of drainge E of Pacifico mtn at end of Forest Rd 3N7E. 2073 Comment
  UC1595267  Lotus nevadensis var. davidsonii Tim Ross 1992-7-16 6691 Los Angeles just e Military Reservation (near summit of Mt. Gleason); San Gabriel Mountains, Mt. Gleason 1901 Comment
  RSA0034408  Lotus oblongifolius Marion P. Harthill 1972-4-8 s.n. Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest. 457 Comment
  UCR218020  Lotus purshianus A. C. Sanders, Dan S. Cooper 2010-8-5 38536 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UC1595230  Lotus purshianus var. purshianus Tim Ross and Peter Fritsch 1990-6-20 3607 Los Angeles near confluence of E. and W. Forks of the San Gabriel River (mouth Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC537010  Lotus purshianus var. purshianus Lawrence M. Booth 1932-7-6 1258 Los Angeles Long Beach Comment
  UCR126571  Lotus salsuginosus A. C. Sanders, Andy Thomson 2003-4-15 25984 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR149830  Lotus salsuginosus Scott D. White, Pam Devries 2004-5-18 10406 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges 518 Comment
  UCR168367  Lotus salsuginosus George B. Grant 1905-4-20 s.n. Los Angeles Garvanza [between South Pasadena and Highland Park] 213 Comment
  RSA545318  Lotus salsuginosus var. salsuginosus T. S. Ross 1992-5-17 6341 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  UC15590  Lotus scoparius var. brevialatus Harley P. Chandler 1897-5-11 Los Angeles Claremont 457 Comment
  SEINET243736 Image available Lotus scoparius var. brevialatus Unknown, Scott Steppan 1883-1-4 Los Angeles Sierra Madre Villa Comment
  RSA407712  Lotus scoparius var. scoparius O. R. Dorado R. 1987-6-10 1693 Los Angeles San Gabriel Mountains; near Rincon Ranger Station. 762 Comment
Read comments
Sep 17 2014
  RSA581010  Lotus scoparius var. scoparius Jamie Kneitel 1994-4-28 37 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  IRVC29653  Lotus strigosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26233 Los Angeles Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property Western San Gabriel Mtns. 351 Comment
  RSA0036986  Lotus strigosus R. G. Swinney 2010-5-29 13409 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA498735  Lotus strigosus Dorothy Davis 1923-4-29 s.n. Los Angeles La Canada. Comment
  SEINET9331416  Lotus strigosus Unknown 1998-4-14 5976 Los Angeles San Gabriel Mountains/Southern Mojave Desert Comment
  RSA655743  Lotus strigosus James Henrickson 2000-4-15 20691 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; in open grazed ridge along along Whitney Canyon Road 610 Comment
  RSA592212  Lotus wrangelianus L. C. Wheeler 1967-5-12 9457 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA597983  Lupinus Lauren Raz, Micahel Wall 1997-3-17 074 Los Angeles Santa Catalina Island. Cape Canyon (trending southwest to northeast) via road from Middle Ranch. 244 Comment
  UCR170625  Lupinus Alex R. Van Dam 2004-4-25 043 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  UCSB3242  Lupinus albifrons Norman Haller 1953-3-29 Los Angeles collected the UCLA Botanical Garden Comment
  CAS-BOT-BC201428  Lupinus albifrons var. albifrons Charles Piper Smith 1923-7-16 3790 Los Angeles Hollywood - Hollywood Blvd. Comment
  RSA716912  Lupinus arbustus LeRoy Gross, Bruce Campbell 2006-6-29 2546 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
  CATA1200  Lupinus bicolor Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-6 2232 Los Angeles Santa Catalina Island: By Cape Canyon Road, middle of Cape Canyon 323 Comment
  SBBG3546  Lupinus bicolor R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UC201092  Lupinus bicolor Geo. B. Grant 1905-4-7 735 Los Angeles Pasadena Comment
  RSA595992  Lupinus bicolor L. C. Wheeler 1967-5-8 9344 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA756879  Lupinus bicolor Orlando Mistretta, Christine Mistretta 2008-4-4 2339 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 53 per TRTP survey; 2008) 1220 Comment
  POM350045  Lupinus bicolor subsp. microphyllus Paul lopez 1949-4-27 4263 Los Angeles Los Padres National Forest. 457 Comment
  POM276468  Lupinus chamissonis Arthur L. Cohen 1934-8-2 517 Los Angeles Ocean Park. Comment
  SFV1872  Lupinus chamissonis H. L. Bauer 1941-4-20 672 Los Angeles El Segundo. Sand dunes. 30 Comment
  SEINET12154481  Lupinus chamissonis Unknown 1933-1 10354 Los Angeles Playa del Rey Comment
  LA205094  Lupinus excubitus Carl B. Wolf; 1935-5-6 6732 Los Angeles Liebre Mountains, 2.4 mi. SE of Gorman on New Ridge Route Rd 1097 Comment
  RSA757957  Lupinus excubitus Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3290 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  RSA641374  Lupinus excubitus var. austromontanus Orlando Mistretta 1995-6-23 1837 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1921 Comment
  UC1178508  Lupinus excubitus var. austromontanus Peter Kamb 1947-6-6 586 Los Angeles Angeles Crest Highway above Chilao; San Gabriel Mts., Angeles Crest Highway 1676 Comment
  RSA413595  Lupinus excubitus var. hallii Bonnie C. Templeton 1930-4-2 1479 Los Angeles Laurel Canyon, Santa Monica Mts 200 Comment
  SEINET10485292  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6454 x 6457 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  PASA491  Lupinus excubitus var. johnstonii Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  RSA87192  Lupinus excubitus var. johnstonii F. W. Peirson 1929-7-1 8442 Los Angeles Mt. Pacifico 1982 Comment
  SD113401  Lupinus flavoculatus Darley F. Howe 1947-5-5 1598 Los Angeles Between Littlerock and Palmdale, Mojave Desert. Comment
  UC285022  Lupinus formosus P. A. Munz 1923-5-26 6856 Los Angeles Vincent Gulch; San Gabriel Mts., Vincent Gulch 1981 Comment
  UC15862  Lupinus formosus unknown April, 1893 42 Los Angeles Comment
  RSA229190  Lupinus formosus var. formosus R. F. Thorne 1971-6-30 40747 Los Angeles Pacifico Mountain 1951 Comment
  RSA0069839  Lupinus hirsutissimus R. G. Swinney 2010-3-10 11833 Los Angeles 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. 442 Comment
  UCR273205  Lupinus hirsutissimus R. G. Swinney 2011-4-26 14479 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
  RSA0036361  Lupinus latifolius subsp. parishii Daisie Huang 2007-4-7 07040701 Los Angeles Claremont Wilderness Park. 551 Comment
  RSA482507  Lupinus latifolius subsp. parishii Richard Noyes 1988-4-30 534 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  UC1980244  Lupinus longifolius Daisie Huang 2008-4-6 08040601 Los Angeles Deer Creek Rd, right off PCH. Malibu. Comment
  UC527610  Lupinus longifolius C. B. Wolf 1931-6-25 2241 Los Angeles along Beverly Blvd. sw Los Angeles Botanic Garden ((Mandeville Canyon)); sw of Los Angeles Botanic Garden 60 Comment
  RSA659211  Lupinus microcarpus var. densiflorus R. Riggins 1981-5-24 1233 Los Angeles Roadside bank Co. Rd. N2, 0.5 mi S Jackson Rd., 2.7 mi SE Hwy 138. 1037 Comment
  SD186210  Lupinus microcarpus var. microcarpus Mark A. Elvin, Cathleen Weigand 2003-4-8 2455 Los Angeles Newhall Ranch, flats south of confluence of Hasley Canyon with Castaic Creek. 296 Comment
  SFV19154  Lupinus odoratus J. N. Hogue, S. G. Hogue, J. M. Wrublik 2003-5-12 194 .1 Los Angeles Mojave Desert Alpine Butte. 850 Comment
  RSA250405  Lupinus peirsonii Lee W. Lenz 1968-6-11 37790 Los Angeles Angeles National Forest; along Angeles Crest W of Mt. Baden-Powell, N slope of San Gabriel Mtns 2287 Comment
  UCR191286  Lupinus sparsiflorus T. B. Salvato 2008-4-22 3301 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCR258497  Lupinus sparsiflorus R. G. Swinney 2010-3-10 11813 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  SD43385  Lupinus sparsiflorus Darley F. Howe 1948-5-4 1791 Los Angeles San Gabriel Mountains, Goode Pass 1006 Comment
  RSA594973  Lupinus sparsiflorus subsp. sparsiflorus T. S. Ross 1995-4-26 8383 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 0.9 road-mile NE of its junction with the Old Ridge Route; ca 4550 ft SSW of Sandberg Triangulation Point (5345 ft). 1341 Comment
  RSA414255  Lupinus sparsiflorus subsp. sparsiflorus Mary H. Ward, Shirley W. Campbell 1970-4-16 s.n. Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena 304 Comment
  RSA414306  Lupinus succulentus Robert Gustafson 1981-4-29 2218 Los Angeles Ballona Wetlands, Area 1. Comment
  SEINET10936772  Lupinus succulentus Mayer 1974-4-10 Mayer 147 Los Angeles N side of bouquet canyon rd, ca 1/4 mi ne of intersection with vasquez canyon Rd. Comment
  RSA0073361  Lupinus truncatus R. G. Swinney 2010-3-16 11964 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA0110807  Lupinus truncatus Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14332 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  UC1129729  Lupinus truncatus A. D. Gifford 1935-3-15 467 Los Angeles 2 mi from mouth of Elizabeth Lake Canyon; Elizabeth Lake Canyon 426 Comment
  UC73250  Lupinus truncatus Pupils of Los Angeles High School June 1904 Los Angeles near Los Angeles; near Los Angeles Comment
  RSA534026  Lupinus truncatus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5273 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336) marker, 1800ft SE of Malo Knoll (1396) 305 Comment
  SD113430  Lupinus truncatus Darley F. Howe 63 Los Angeles Claremont Comment
  CAS-BOT-BC231364  Lycium andersonii Robert F. Thorne; C. W. Tilforth 1973-4-20 42985 Los Angeles San Gabriel Mts., Mojave Desert slope: 1 mi N of Bob's Gap, 3.2 mi S of Llano, N slope of Holcomb Ridge 1143 Comment
  RSA780138  Lycium parishii Larry Hendrickson 2010-2-14 4429 Los Angeles Anza-Borrego Desert State Park: Tierra Blanca Mountains, in Indian Gorge, 7.4 air miles SE of intersection of County Road S-2 and access road to Agua Caliente Regional Park, and 0.8 mile W of S-2 275 Comment
  RSA628363  Lyonothamnus floribundus subsp. aspleniifolius Steven A. Junak 1997-8-28 SCI- 959 Los Angeles San Clemente Island: E escarpment of island, above first canyon N of Knob Canyon, near UTM 11 0370950E 3634300N 250 Comment
  CATA1955  Lyonothamnus floribundus subsp. floribundus Martin A. Piehl 1962-10-6 62 512 a Los Angeles Santa Catalina Island: Probably in canyon between Pebbly Beach and Renton Mine 0 Comment
  UC11396  Lyonothamnus floribundus subsp. floribundus Brandegee May 1889 Los Angeles Santa Catalina Is. Comment
  CATA39  Lysimachia arvensis Mark L. Hoefs, A. Douglas Propst 1973-3-3 21 Los Angeles Santa Catalina Island: East slope of Mt. Black Jack 365 Comment
  UCR61041  Lythrum californicum R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, in Big Dalton Canyon 366 Comment
  CAS-BOT-BC343701  Madia elegans Timothy S. Ross; Steve Boyd 1990-5-23 2622 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1719 Comment
  LA88349  Madia elegans O. H. Kappler; 1941-7-21 338 Los Angeles Santa Monica Mountains, Las Trancas Rattlesnake canyon 365 Comment
  RSA729429  Maianthemum stellatum Richard G. Swinney 1998-7-14 6428 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
  SD725  Maianthemum stellatum Ruth B. Randall Jul 1931 Los Angeles Big Pines. Comment
  RSA641078  Maianthemum stellatum Orlando Mistretta 1995-7-12 1926 Los Angeles San Gabriel Mountains: Angeles Crest Highway, 2 miles west of Dawson Saddle. 2316 Comment
  UCR259129  Malacothamnus R. G. Swinney 2010-5-4 12528 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  CAS-BOT-BC231887  Malacothamnus davidsonii C. B. Wolf 1932-9-15 4076 Los Angeles About 1/2 mi S of San Fernando and 2 blocks E of San Fernando Road on Vaughn Ave., San Fernando Valley 304 Comment
  RSA642698  Malacothamnus davidsonii Orlando Mistretta 1992-7-14 723 Los Angeles San Gabriel Mountians: Gold Canyon Trail; Tujunga Ranger District. Comment
  CAS-BOT-BC206212  Malacothamnus fasciculatus Vernon O. Bailey 1907-10-29 s.n. Los Angeles N. slope Santa Monica Mts. Comment
  UC483367  Malacothamnus fasciculatus L. R. Abrams and I. L. Wiggins 1931-7-4 337 Los Angeles Santa Catalina Island, Whites Landing Comment
  UCR124458  Malacothamnus fasciculatus I. W. Clokey, B. C. Templeton 1929-1 4593 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  RSA95326  Malacothamnus fasciculatus F. W. Peirson 1918-6-19 109 Los Angeles San Antonio Canyon Wash, south base of San Gabriel Mts. Comment
  CAS-BOT-BC206360  Malacothamnus fremontii Ralph Hoffman 1931-10-1 s.n. Los Angeles Near Oaks Garage, Ming Canyon Comment
  RSA737841  Malacothamnus fremontii LeRoy Gross, Duncan S. Bell 2008-5-27 3423 Los Angeles East of Mill Creek, and Angeles Forest Highway. Southwest of Mill Creek summit. Along Road (4N18.1). 1402 Comment
  JEPS36650  Malacothrix clevelandii F. W. Peirson 1919-5-21 445 Los Angeles Arroyo Seco San Gabriel Mts. 685 Comment
  RSA0105018  Malacothrix clevelandii R. G. Swinney 2011-6-22 15276 Los Angeles San Gabriel Mountains: Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy. 1598 Comment
  UCR200161  Malacothrix clevelandii Valerie Soza, Laura A. Moore 2000-5-10 865 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  HSC47197  Malacothrix foliosa M. B. Dunkle 1940-3-17 7404 Los Angeles NW ridges Comment
  RSA778911  Malacothrix saxatilis R. G. Swinney 2009-6-27 11283 Los Angeles San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  SBBG66178  Malacothrix saxatilis var. tenuifolia R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SFV18075  Malacothrix saxatilis var. tenuifolia J. N. Hogue 1997-7-10 91 .2 Los Angeles Los Angeles, Eagle Rock. 152 Comment
  SD39003  Malacothrix saxatilis var. tenuifolia Edith A. Purer 1931-6-19 Los Angeles Roadside south of Los Angeles. Comment
  CATA3163  Malosma laurina Amy Catalano 2016-6-24 147 Los Angeles Santa Catalina Island: South side of canyon that runs northeast from junction of Cape Canyon Road and Upper Cape Reservoir Road 309 Comment
  JEPS66249  Malosma laurina Frank W. Peirson 1918-6-28 105 Los Angeles Lower Rubio Canyon San Gabriel Mts., Lower Rubio Canyon 609 Comment
  POM224199  Malosma laurina Annetta Carter 1935-9-8 955 Los Angeles in bottom of steep walled canyon 381 Comment
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Nov 14 2012
  RSA486473  Malosma laurina Richard Noyes 1988-7-30 597 Los Angeles Claremont. foothills of the San Gabriel Mountains. Burbank Canyon, NW of Thompson Creek Dam 500 Comment
  SD91998  Malva assurgentiflora Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-25 22701 Los Angeles Sandy flat at northwest end of San Clemente Island. 4 Comment
  SFV20813  Malva nicaeensis L. Gross, N. Fraga 2002-4-4 521 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 400 Comment
  RSA579136  Malva parviflora Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7439 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  RSA692084  Malva parviflora A. C. Sanders, Mark A. Elvin 2002-6-26 25299 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at N foot of Airport Mesa and ca. 0.75 mile above Castaic Creek confluence, ca. 1 mi. SW of Castaic Junction. 305 Comment
  UCR204546  Malvella leprosa R. G. Swinney 2005-8-5 8360 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 Comment
  UCR269993  Manihot grahamii R. G. Swinney 2010-6-11 13248 Los Angeles San Gabriel Mountains, Azusa/Duarte, walking path under the Puente Largo RR bridge, main channel of San Gabriel River Wash, 0.5 mile north of Foothill Blvd. 184 Comment
  RSA598846  Marah horrida Steve Boyd, Timothy S. Ross 1997-3-21 9218 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  POM296450  Marah macrocarpa Lyman Benson 1945-5-21 11718 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  UCR217410  Marah macrocarpa R. G. Swinney 2009-2-26 10043 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  UCR259953  Marah macrocarpa R. G. Swinney 2010-4-28 12429 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCSB46612  Marah macrocarpa Welton, Patti 1983-3-28 Los Angeles Southwest side of Mulholland Hwy., 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 481 Comment
  RSA785812  Marah macrocarpa K. Dobry 1990-3-25 220 Los Angeles Simi Hills at Dayton Canyon Comment
  SEINET10575281  Marah macrocarpa David B. Dunn 1941-2-22 Dunn 688 Los Angeles Mulholland Drive near Beverly Glen. Comment
  UC76187  Marrubium vulgare Pupils of Los Angeles High School under Miss E. Palmer May 1902 Los Angeles Garvanza Comment
  RSA529144  Marrubium vulgare Tim S. Ross 1991-4-8 4480 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA608716  Marrubium vulgare Louis C. Wheeler 1931-3-31 s.n. Los Angeles Huntington's Grove, [Vicinity of Claremont]. Comment
  SBBG131671  Matricaria discoidea S. A. Junak 1999-5-20 SCa 949 Los Angeles Cottonwood-Black Jack Rd, near small creekbed, at bird sample point 36 289 Comment
  SD113049  Matricaria discoidea Darley F. Howe 1915-4-1 59 Los Angeles Claremont Comment
  RSA596918  Matricaria matricarioides Timothy S. Ross, J. Mark Porter 1995-5-4 8479 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR154031  Matricaria matricarioides A. C. Sanders 2005-5-11 30202 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  SD129293  Matthiola incana Andrew C. Sanders 1988-2-18 7687 Los Angeles El Segundo Dunes, west of Los Angeles International Airport, between Pershing Dr. and Vista Del Mar Blvd. 4 Comment
  CAS-BOT-BC422750  Meconella denticulata W. R. Ernst 1957-4-19 160 Los Angeles About 1/4 mile south of the West Fork junction of the San Gabriel River on Highway 39. Comment
  UC217874  Meconella denticulata P. A. Munz and R. D. Harwood 1920-4-21 3694 Los Angeles San Dimas Canyon 457 Comment
  POM348053  Medicago polymorpha var. brevispina M. B. Dunkle 1928-4-9 1814 Los Angeles Emerald Bay, Santa Catalina Island. Comment
  POM357034  Melica imperfecta Freda Detmers 1929-4-13 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  SFV21017  Melica imperfecta L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 700 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 695 Comment
  UC1132298  Melica imperfecta H. A. Jensen 1933-4-10 Los Angeles Hollywood Lake; Pasadena Quad. 243 Comment
  SEINET10926817  Melica imperfecta Paul O. Schallert 1944-4-28 Schallert 1421 Los Angeles Monrovia Canyon. Comment
  CLARK-A1528-4736  Melica stricta John C. Roos 1937-5-31 611 Los Angeles San Gabriel Mountains Comment
  RSA479528  Melica stricta Steve Boyd, Laura Kopase 1987-6-8 2072 Los Angeles San Gabriel Mtns, 5 miles WNW of Wrightwood in Cedar Canyon near Jct. with Mescal Creek. 1524 Comment
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Sep 17 2014
  UCR269593  Melilotus albus R. G. Swinney 2011-6-29 15329 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  RSA0127374  Melilotus albus Louis C. Wheeler 1967-7-20 10126 Los Angeles Aliso Canyon. 1067 Comment
  RSA127793  Melilotus albus Peter H. Raven, Henry J. Thompson 1959-9-6 14379 Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  RSA151241  Melilotus albus Peter H. Raven 1962-7-10 17959 Los Angeles San Clemente Island, road near northwest end of island. Comment
  RSA91366  Melilotus albus F. W. Peirson 1919-3-30 354 Los Angeles Tujunga Canyon. West end of San Gabriel Mts. 427 Comment
  SD113279  Mentzelia albicaulis D. F. Howe 1947-5-5 1536 Los Angeles Highway bet(ween) Palmdale & Littlerock, Antelope Valley. Comment
  SEINET215761  Mentzelia albicaulis Unknown 1974-4-4 7623 Los Angeles Mojave Des; Antelope Valley, just north of Lovejoy Buttes, 18 airline miles east-southeast of sowntown Lancaster. 823 Comment
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Jan 1 2019
  UCR192848  Mentzelia dispersa R. G. Swinney 1998-7-6 6290 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  UCR193157  Mentzelia dispersa R. G. Swinney 1998-7-14 6442 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  RSA0068453  Mentzelia laevicaulis R. G. Swinney 2010-3-30 12117 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UCD117363  Mentzelia laevicaulis R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  UCR206428  Mentzelia laevicaulis R. G. Swinney 2008-6-10 8994 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  CATA1540  Mentzelia micrantha Mark L. Hoefs, Steven A. Junak 1997-6-4 2767 Los Angeles Santa Catalina Island: End of road, past Empire Landing quarry 30 Comment
  JEPS112752  Mentzelia micrantha Dean W. Taylor 2002-4-30 18022 Los Angeles upper headwaters Haskell Canyon, Del Sur Ridge, Angeles National Forest 609 Comment
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Nov 8 2011
  RSA0034482  Mentzelia micrantha Carol Haines 1964-5-23 166 Los Angeles 13 miles from begeinning of Old Ridge Route. 1066 Comment
  RSA446796  Mentzelia montana Anstruther Davidson 1904-06 2798 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  UCR185573  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33520 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  UCR231908  Mentzelia veatchiana Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7995 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m west of Sierra Highway and 200 m south of Avenue A 703 Comment
  UCR271979  Mentzelia veatchiana R. G. Swinney 2011-5-31 14887 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UCR281383  Mentzelia veatchiana R. G. Swinney 2014-4-24 16222 Los Angeles San Gabriel Mountains, NE of Valyermo, Bob's Gap, from 50-400 m east of 165th Street/Bob's Gap Rd. 1366 Comment
  UC1537686  Mentzelia veatchiana Gordon H. True Jr. 1935-3-28 188 Los Angeles s Littlerock 914 Comment
  RSA0082908  Mesembryanthemum crystallinum Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3128 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along path leading to ocean. 16 Comment
  SBBG95490  Mesembryanthemum nodiflorum M. B. Dunkle 1939-4-2 7215 Los Angeles Pyramid Pt Comment
  CAS-BOT-BC428714  Micranthes californica Geo. B. Grant 1902-1-1 3504 Los Angeles Pasadena, Campbell Johnson Ranch Comment
  POM362545  Microseris elegans H. E. Hasse 1889-05 2042 Los Angeles Santa Monica. Comment
  UCR282037  Microseris lindleyi R. G. Swinney 2014-4-30 16248 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
  RSA0031725  Mimulus aurantiacus Scarlett Mellin 1994-5-28 9 Los Angeles Diamond Bar Hills. Sycamore Canyon Park, N. of Grand Ave. on Golden Springs Drive. Comment
  UCR177762  Mimulus aurantiacus LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1078 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UCR73417  Mimulus aurantiacus var. parviflorus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5293 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  RSA596816  Mimulus aurantiacus var. pubescens Tim S. Ross, J. Mark Porter 1995-5-4 8499 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR208221  Mimulus aurantiacus var. pubescens Fordyce Grinnell Jr. 1910-1 s.n. Los Angeles San Gabriel Mountains, Switzer's Trail Comment
  UCR23217  Mimulus aurantiacus var. pubescens Polly Schiffman 1981-5-23 30 Los Angeles San Gabriel Mtns, 2 mi N on Angeles Crest Hwy from Ranger Station which is 3 mi north of La Canada-Flintridge 1067 Comment
  RSA188322  Mimulus aurantiacus var. puniceus Robert F. Thorne, Percy C. Everett 1965-6-22 34925 Los Angeles Santa Catalina Island. S of Avalon golf course, Avalon Canyon. 91 Comment
  UC445126  Mimulus aurantiacus var. puniceus J. W. Toumey 1894-9-15 Los Angeles Catalina Island Comment
  RSA3719  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-10 3509 Los Angeles Santa Catalina Island. Avalon Canyon above the east almond orchard. 122 Comment
  RSA226236  Mimulus brevipes Gary D. Cromwell, David W. Wheat 1971-4-21 552 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains, 2 miles NE of Glendora 564 Comment
  RSA0084858  Mimulus cardinalis R. G. Swinney 2010-9-1 13669 Los Angeles Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA669332  Mimulus cardinalis LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 556 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  UCR258525  Mimulus cardinalis R. G. Swinney 2010-8-9 13473 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  UCR259260  Mimulus floribundus R. G. Swinney 2010-9-9 13744 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
  RSA724663  Mimulus guttatus K. Dobry 1991-5-13 510 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA602746  Mimulus moschatus Louis C. Wheeler 1967-8-1 10198 Los Angeles San Gabriel Mountains, Angeles National Forest: Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  UCR206150  Mimulus rubellus R. G. Swinney 2008-6-4 8925 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  RSA701177  Minuartia douglasii Michael Wall 1996-6-8 154 Los Angeles Angeles NF, Hwy N-3, N-facing talus slope 2.7 mi N of Hwy 2 Angeles Crest Hwy. Comment
  RSA716903  Minuartia douglasii LeRoy Gross 2006-5-30 2465 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Between 34.56823N, 118.74161W, and 34.5822N, 118.73220W 1244 Comment
  UCD170138  Mirabilis jalapa R. G. Swinney 2009-8-19 11453 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, 50 m north of rental cabins. 366 Comment
  RSA0077095  Mirabilis laevis R. G. Swinney 2010-4-15 12226 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  UC625107  Mirabilis laevis var. crassifolia F. R. Fosberg 1931-3-18 S 4293 Los Angeles Hamilton Canyon, Santa Catalina Island 10 Comment
  UCD98145  Mirabilis laevis var. crassifolia Daryl Koutnik 1978-3-29 s.n. Los Angeles Chatsworth Resevoir at the west end of the San Fernando Valley. 365 Comment
  UCR281366  Mirabilis laevis var. crassifolia R. G. Swinney 2014-5-15 16511 Los Angeles San Gabriel Mountains, Glendora, ridge system between west and north forks of Hook Cyn., 0.48 miles north of Sierra Madre Ave. 427 Comment
  RSA0027969  Mirabilis laevis var. crassifolia Brent Mishler 1977-10-11 s.n. Los Angeles San Gabriel River wash, Irwindale. Comment
  CAS-BOT-BC434876  Mirabilis multiflora var. pubescens G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley Comment
  RSA0013560  Modiola caroliniana Steve Boyd, R. E. Riefner 2007-4-27 11737 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  UCR182739  Monardella R. G. Swinney 1997-7-16 5656 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA84231  Monardella australis F. W. Peirson 1929-7-1 8445 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  UC284649 Image available Monardella breweri subsp. glandulifera I. M. Johnston 1918-9-1 2139 Los Angeles Brown's Flats, San Antonio Mountains 1310 Comment
  SBBG71965  Monardella lanceolata M. N. Ackley -May-1922 458 Los Angeles Honolulu Acres 365 Comment
  RSA0003924  Monardella lanceolata var. glandulifera I. M. Johnston 1918-9-1 2139 Los Angeles San Antonio Mountains: Browns Flat 1311 Comment
  RSA608227  Mucronea californica Louis C. Wheeler 1946-8-30 6326 Los Angeles West of Baldwin Park: Albarnes Station, east side San Gabriel Wash, just north of Valley Blvd. Comment
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Aug 13 2014
  RSA611888  Muhlenbergia asperifolia L. C. Wheeler 1932-8-2 1107 Los Angeles N Fork San Gabriel River, San Gabriel Mountains 1433 Comment
  RSA618663  Muhlenbergia asperifolia LeRoy Gross 1998-9-27 68 Los Angeles Liebre Mtns. Fish canyon.: Elizabeth lake canyon road to warm springs road ,west 7 miles to cienaga campground. to trail up into fish canyon. 883 Comment
  RSA673612  Muhlenbergia californica LeRoy Gross 2003-1-11 680 Los Angeles Middle of Oakwilde trail campground, in the Arroyo Seco Canyon. Above the confluence of Dark Canyon 604 Comment
  UC205630  Muhlenbergia richardsonis I. M. Johnston 1917-8-21 1628 Los Angeles San Antonio Mountains, Upper San Antonio Canyon Comment
  SEINET8043945 Image available Myriopteris covillei Joseph Cahill 2011-1 111 -07 Los Angeles Transverse Ranges; San Gabriel Mountains: Angeles National Forest, along Glendora Ridge Rd. c. 2.5 miles from southwest of Mount Baldy Village. 1216 Comment
  SBBG98052  Myriopteris newberryi T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5221 Los Angeles vicinity of Knob, 5100 ft NW of Guds 251 Comment
  LA202405  Najas guadalupensis Arthur C. Gibson; 2004-7-27 5062 Los Angeles SANTA MONICA MOUNTAINS, Rocky Oaks National Recreation Area Comment
  CDA21159  Narcissus tazetta M. O'Brien 2004-1-28 MOB 27 -03 Los Angeles South Coast; El Matador State Beach at Robert H. Mayer Memorial SP. 0 Comment
  SBBG20520  Nassella cernua E. R. Blakley, P. H. Raven 1963-12-7 6346 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  UCD88076  Nassella cernua R. Tofsrud 1950-5-1 s.n. Los Angeles 1 mile S of Fairmont, Hwy. 138. Comment
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Jun 25 2014
  POM115253  Nassella lepida Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA574278  Nassella lepida Timothy S. Ross 1993-4-21 6864 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit., 33'20'22N, 118'26'38W. 384 Comment
  UC1873092  Nassella lepida John Knapp, Denise Knapp 2003-5-10 56 Los Angeles Catalina Island 426 Comment
  UC1349342  Navarretia hamata subsp. leptantha Robert F. Thorne 1966-4-7 35939 Los Angeles Cherry Valley Santa Catalina Island 60 Comment
  RSA778876  Nemacladus ramosissimus Orlando Mistretta, Christine Mistretta 2010-6-1 5223 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  SEINET7063082  Nemacladus sigmoideus A. G. Vestal 1963-5-22 s.n. Los Angeles In the San Gabriel Mountains west of turn off to Littlerock. UTM Zone 11, 400864mE, 3822439mN. (WGS84/NAD83). 883 Comment
  RSA0087741  Nemophila racemosa F. Raymond Fosberg 1931-3-23 S 4333 Los Angeles Santa Catalina Island. Hamilton Canyon. 75 Comment
  RSA0107437  Nemophila spatulata R. G. Swinney 2011-5-19 14774 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
  UCR259757  Nemophila spatulata R. G. Swinney 2010-5-11 12635 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA0060641  Nephrolepis cordifolia Richard E. Riefner 2014-7-27 14 -261 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. 6 Comment
  RSA703342  Nicotiana glauca LeRoy Gross 2005-2-15 1388 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  RSA426689  Nicotiana glauca Unspecified s.n. Los Angeles [No location information provided.] Comment
  SEINET4560673  Nitrophila occidentalis Dave Silverman, Jeff Jarvis, Colleen Martin 2010-1 8009 Los Angeles Mojave Desert: Antelope Valley, north of Lancaster, along east side of Sierra Highway, 230 m south of Avenue E. 702 Comment
  UCR217338  Nitrophila occidentalis David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, north of the spillway and 0.25 mi. south of Rosamond Dry Lake bed 713 Comment
  SBBG66365  Nuttallanthus texanus M. N. Ackley -Feb-1928 1030 Los Angeles near Lankershim 191 Comment
  UC1595680  Oenothera californica subsp. californica W. Wisura and G. Perez 1992-5-19 4779 Los Angeles Fort Tejon Rd 2.9 mi se Largo Vista; W-Mojave Comment
  UCR60675  Oenothera cespitosa J. A. Adams 1966-4-20 697 Los Angeles Mojave Desert, 5 miles from [NE of] Llano, near Black Butte 610 Comment
  RSA0069417  Oenothera elata subsp. hirsutissima R. G. Swinney 2010-9-1 13641 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  UCR102375  Oenothera rosea L. C. Wheeler 1951-5-14 6801 Los Angeles Base of San Gabriel Mtns., Pasadena, Devils Gate Dam, Arroyo Seco Comment
  RSA3741  Oligomeris linifolia Carl B. Wolf 1932-5-11 3566 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  SBBG133005  Oligomeris linifolia J. Dunn 2003-5-9 JD 20035 Los Angeles S of Seal Cove on first terrace Comment
  SFV12551  Opuntia basilaris M. H. Grayum, D. L. Koutnik 1977-11-25 885 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  UCR280750  Opuntia basilaris var. brachyclada R. G. Swinney 2014-4-24 16223 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  SEINET10731655  Opuntia echinocarpa LeRoy R. Abrams, Ernest A. McGregor 1908-7-2 Abrams 564 Los Angeles Rock Creek, Desert slopes of the San Gabriel Mountains. Comment
  RSA311451B  Opuntia ficus-indica Lyman Benson 1963-3-22 16242 Los Angeles San Gabriel Mountains. Top of alluvial fan above (north of) Cucamonga. 457 Comment
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Sep 16 2021
  POM284096A  Opuntia littoralis Lyman Benson 1955-9-3 15590 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  RSA719122  Opuntia littoralis Naomi Fraga 2001-5-27 56 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  RSA587079  Opuntia ramosissima T. S. Ross, Steve Boyd 1991-3-23 4275 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  RSA670808  Opuntia vaseyi Joseph M. Keefe 2001-1-19 30982 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  SEINET195504  Orcuttia californica A. A. Beetle 1946-1 Los Angeles Comment
  RSA0035494  Orobanche bulbosa Orlando Mistretta 1992-5-16 21 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  RSA747177  Orobanche californica subsp. feudgei Orlando Mistretta 1992-6-25 615 Los Angeles Horse Flats. Comment
  SBBG68720  Orobanche fasciculata R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  RSA0076156  Orobanche fasciculata Louis C. Wheeler 1967-8-28 10543 Los Angeles San Gabriel Mountains: Gold Dollar Mine at head of Dry Gulch off Coldwater Canyon. 2194 Comment
  SEINET10836877  Orobanche fasciculata David B. Dunn 1955-5-6 Dunn 11854 Los Angeles Collect in stoddard canyon below the fork in road in san antonio canyon. Abut 1 1/4 yrs after the Fire went thru stripping the chajjaral out. A few of the sycamores had a narrow Strip of cambium surgace on thedown canyon side. Live oaks resprouting from many branches. Shrubs stump sprouting and an abundance of herbaceous species. On hillside. Comment
  RSA643102  Orobanche parishii subsp. parishii Orlando Mistretta 1992-9-1 789 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1146 Comment
  LA82190  Oxalis californica O. H. Kappler; 1941-3-30 169 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG67542  Oxalis californica M. N. Ackley -Apr-1929 652 Los Angeles Mulholland Drive 457 Comment
  SEINET5619510 Image available Oxalis corniculata Old Rch 2003-3-20 sn Los Angeles Santa Monica/Los Angeles vicinity Comment
  RSA511006  Oxytheca parishii var. parishii Robert F. Thorne 1968-9-24 41404 Los Angeles San Gabriel Mountains - Angeles National Forest: Roadside of Angeles Crest Highway near Cortelou Spring Comment
  CAS-BOT-BC121160  Paeonia californica Steve Boyd; Lauren Raz 1997-3-25 9273 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage at head of Cienaga Canyon 1060 Comment
  CHSC25022  Paeonia californica T. P. Spira 1977-4-6 101 Los Angeles Ca. 1 mi e of Los Virgines Road, off of Mulholland Way. 180 Comment
  UC56682  Paeonia californica Ernest Braunton 1903-1-5 787 Los Angeles Eaton Canyon Comment
  UCR48932  Pancratium maritimum A. C. Sanders 1987-7-22 7156 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UCR204854  Panicum capillare R. G. Swinney 2005-8-9 8413 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UC1109373  Parapholis incurva Peter H. Raven 1962-4-10 17187 Los Angeles Wilson Cove San Clemente Island; , Wilson Cove 106 Comment
  CAS-BOT-BC403918  Parietaria hespera Tim Ross; Steve Boyd; Laurel Arnseth 1990-4-8 4297 Los Angeles San Clemente Island. E side of island, near Malo Point, first cyn S of Bryce Cyn. 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
  RSA660769  Parietaria hespera var. hespera Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 47 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 659 Comment
  SD52965  Parietaria hespera var. hespera Peter H. Raven 1962-4-12 17309 Los Angeles San Clemente Island. Comment
  SBBG119600  Parthenocissus vitacea A. C. Sanders, M. A. Elvin 2002-8-26 25588 Los Angeles Newhall Ranch, small spring at S edge of Santa Clara River Valley,SE of trailer park at Castaic Crk, downstream of large spring near "Airport Mesa" 305 Comment
  RSA544560  Paspalum dilatatum Timothy S. Ross, Elizabeth Kellogg 1992-4-13 6148 Los Angeles San Clemente Island. Near Nots Pier, at mouth of draw below the Nots Pier road (38? NW, 785m distant from Jack Point lighthouse) Comment
  RSA751517  Paspalum vaginatum Carl Wishner, A. Gale 2005-8-12 2 -11 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  UC25017  Pectocarya linearis subsp. ferocula Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCD120127  Pectocarya linearis subsp. ferocula Daryl Koutnik 1978-4-14 366 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  UCR263073  Pectocarya penicillata Mitch Provance 2008-4-14 10143 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  UCSB17913  Pectocarya penicillata Winn, Will 1963-5-3 Los Angeles State Highway 138; 9.4 miles W of San Bernardino County Line 975 Comment
  UCR153319  Pectocarya recurvata A. C. Sanders, T. B. Salvato 2005-4-26 29739 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  RSA725132  Pectocarya setosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -18 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR182136  Pectocarya setosa R. G. Swinney 1998-4-14 5988 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
  UCR96139  Pectocarya setosa B. G. Pitzer 1996-4-21 2715 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  UCR147759  Pedicularis densiflora Steve Boyd 2004-4-15 10900 Los Angeles Transverse Ranges; Liebre Mountains region, Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14 Comment
  RSA425310  Pedicularis semibarbata Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  RSA425330  Pedicularis semibarbata Albert J. Perkins 1928-4-23 s.n. Los Angeles Mt. Pacofico. 1677 Comment
  RSA0088109  Pellaea andromedifolia R. G. Swinney 2010-4-30 12455 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA651838  Pellaea andromedifolia Witt, Prieur, Smith, Goebel, Hurley 1949-2-7 s.n. Los Angeles Santa Anita Canyon. 487 Comment
  UC42641  Pellaea andromedifolia O. D. Allen 1884-12-25 4 Los Angeles bank of the Arroyo Seco near Pasadena Comment
  UCSC001087  Pellaea mucronata Steve Castagnoli 1980-5-8 124 Los Angeles Colby Canyon, San Gabriel Mts, Mt Lowe 1585 Comment
  RSA747141  Pellaea mucronata subsp. mucronata R. G. Swinney 2008-6-9 8972 Los Angeles lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 Comment
  UCR145466  Pellaea mucronata subsp. mucronata L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Burkhart Trail toward Will Thrall Peak 1921 Comment
  UCR126232  Pennisetum setaceum A. C. Sanders 2003-3-14 25757 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
  JEPS11573  Penstemon centranthifolius Frank W. Peirson 1918-6-16 207 Los Angeles Rock Creek n side of San Gabriel Mountains, Rock Creek 1447 Comment
  UCR269930  Penstemon centranthifolius R. G. Swinney 2011-7-21 15550 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  POM50336  Penstemon grinnellii subsp. grinnellii A. D. E. Elmer 1902-06 3615 Los Angeles Acton, Mt. Gleason. Comment
  RSA579440  Penstemon grinnellii subsp. grinnellii Tim S. Ross, D. L. Banks 1994-6-21 7986 Los Angeles Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2325 m NW of Pac. Mtn's 7124-foot summit. 1915 Comment
  NY601192  Penstemon grinnellii var. grinnellii R. M. Straw 1954-6-16 615 Los Angeles Just west of Cloudburst Summit on Angeles Crest Highway, San Gabriel Mountains 2133.6 Comment
  RSA407907  Penstemon heterophyllus var. australis Fay A. MacFadden 1931-4-22 2647 Los Angeles San Francisquito Canyon. Comment
  UCD124333  Penstemon spectabilis M. Vincent 1961-5-10 46 Los Angeles Mulholland Highway, one fourth mile east of Seminole Hot Springs. Comment
  RSA401904  Penstemon spectabilis subsp. subviscosus L. E. Hoffman 1927-8-16 s.n. Los Angeles Upper Arroyo Seco, near Switzer's Camp. Under Club Pk. 1159 Comment
  JEPS85719  Penstemon spectabilis var. subviscosus Frank W. Peirson 1924-6-16 Los Angeles near Pasadena (foothills of the San Gabriel Mountains); San Gabriel Mountains Comment
  RSA0105225  Pentagramma triangularis R. G. Swinney 2011-10-27 15904 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA0066057  Pentagramma triangularis D. Propst, M. Hoefs 1973-2-5 1 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  UCSB62240  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-11-11 Los Angeles San Gabriel Mtns., E. Fk. of the San Gabriel River, Heaton Flat 609 Comment
  SEINET3154051  Pentagramma triangularis subsp. viscosa G. B. Grant, W. Wheeler 1904-4-21 530 a/3350 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA0060254  Pentagramma viscosa R. F. Thorne 1966-4-28 36260 Los Angeles Santa Catalina Island: water tank above Mausoleum, Avalon Canyon above road. 182 Comment
  UC1611540  Perideridia pringlei Tim Ross, Orlando Mistretta, Alex Quici 1990-6-27 3931 Los Angeles n slope of mt. between Cow Spring Canyon and Horse Camp Canyon; Liebre Mountains, Liebre Mtn 7.5' USGS Quadrangle, Liebre Mt 1338 Comment
  UC21239  Perideridia pringlei Dr. A. Davidson 1894-1 Los Angeles Antelope Val. Comment
  CATA578  Peritoma arborea Mark L. Hoefs 1991-4-7 1017 Los Angeles Santa Catalina Island: Cottonwood Canyon east of main road 64 Comment
  JEPS30661  Perityle emoryi Peter H. Raven and Henry J. Thompson 1959-10-4 40 Los Angeles opposite Canfields Pacific Palisades (Coast Highway); Santa Monica Mountains Comment
  SD66866  Perityle emoryi R. Mitchel Beauchamp 1967-3-18 291 Los Angeles San Clemente Island, north slopes in canyon west of Lemon Tank Comment
  SEINET3923792  Persicaria lapathifolia Timothy S. Ross, Steve Boyd 1994-9-21 8335 Los Angeles CowW SPRING POND': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, about 100 m W of the Cow Spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  SD72731  Persicaria lapathifolia F. R. Fosberg 1930-10-18 S 4106 Los Angeles Gardena, _ Slough [Laguna Dominguez] 39 Comment
  UCR210125  Phacelia R. G. Swinney 2008-7-24 9352 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UC1260170  Phacelia austromontana Robert F. Thorne and Larry DeBuhr 1974-6-28 44746 Los Angeles Lily Springs area San Gabriel Mts., Angeles National Forest, Mt. Hawkins, S. F (on n slope of mt., drainage of creek) 2438 Comment
  RSA0069777  Phacelia brachyloba LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6995 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
  RSA584982  Phacelia brachyloba Tim S. Ross 1993-5-16 7154 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle. 518 Comment
  SD69508  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-7 35950 Los Angeles Santa Catalina Island; southsoutheast-facing slope at Cherry Valley. 60 Comment
  SEINET13203255 Image available Phacelia cicutaria var. hispida R. G. Swinney 2011-1 14477 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR192946  Phacelia cicutaria var. hubbyi Dan S. Cooper 2008-4-4 s.n. Los Angeles Los Angeles Basin, North Broadway in vicinity of Prince St., Lincoln Heights, El Sereno, Los Angeles 150 Comment
  UC672411  Phacelia ciliata var. ciliata Margaret Stason 1927-3-13 Los Angeles Pasadena Comment
  UC73685  Phacelia ciliata var. ciliata Geo. B. Grant June 1902 962 Los Angeles Garvanza 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
  RSA587050  Phacelia curvipes Orlando Mistretta, Mark A. Elvin 1995-5-10 1689 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1768 Comment
  UCR223057  Phacelia davidsonii R. G. Swinney 2009-6-2 11021 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
  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
  RSA570063  Phacelia distans Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4890 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA755860  Phacelia distans R. G. Swinney 2009-1-19 9992 Los Angeles Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  RSA771555  Phacelia distans R. G. Swinney 2009-5-28 10950 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  SD41347  Phacelia distans Edith A. Purer 1932-3-15 2694 Los Angeles El Segundo Comment
  UC702990  Phacelia distans John Thomas Howell 1928-6-10 3888 Los Angeles Fish Canyon San Gabriel Mts. Comment
  UCR261138  Phacelia distans R. G. Swinney 2010-2-27 11723 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
  UCR276946  Phacelia distans R. G. Swinney 2010-5-21 12865 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA650559  Phacelia distans Jim Moon 1948-3-27 s.n. Los Angeles growing on west side of Bass Cleft Ranch, 3 1/2 mi. N/W of San Dimas 213 Comment
  RSA716218  Phacelia distans Andrea Edwards, Pam DeVries 2006-4-11 80 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SBBG127086  Phacelia egena A. Parikh, N. Gale 2011-6-20 3490 Los Angeles S of Rabbit Peak, 1.8 km E of Angeles Forest Hwy, 0.1 km N of Monte Cristo Crk; San Gabriel Mtns 1323 Comment
  CAS-BOT-BC141541  Phacelia floribunda Steven A. Junak 1996-5-18 SCI - 492 Los Angeles San Clemente Island: W side of island, on S side of lower portion of Middle Ranch Canyon, ca. 150 yards inland from escarpment 48 Comment
  POM8505  Phacelia grandiflora P. A. Munz, R. D. Harwood 1920-5-17 3967 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA682449  Phacelia grandiflora LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1039 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  UCR220362  Phacelia grandiflora R. G. Swinney 2009-4-16 10348 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, confluence of Van Tassel and San Gabriel canyons, 1.3 miles north of Foothill Blvd., on both side of El Encanto Parkway 183 Comment
  UCR273126  Phacelia grandiflora R. G. Swinney 2011-4-26 14511 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  CAS-BOT-BC145161  Phacelia hubbyi Peter H. Raven 1959-5-3 14055 Los Angeles Mulholland Drive near Beverly Glen Boulevard 381 Comment
  RSA654348  Phacelia hubbyi Valerie L. Soza, LeRoy Gross 2000-5-25 963 -a Los Angeles South Side; North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 549 Comment
  RSA779986  Phacelia imbricata R. G. Swinney 2009-6-17 11211 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR124573  Phacelia imbricata B. C. Templeton 1932-6-19 4934 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR126947  Phacelia imbricata subsp. imbricata Mark A. Elvin 2003-6-12 2943 Los Angeles Santa Clarita Valley, Newhall Ranch, south side of Potrero Canyon, south of Potrero Mesa 335 Comment
  UCR204817  Phacelia lemmonii R. G. Swinney 2005-8-22 8517 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  JEPS21081  Phacelia longipes A. D. Gifford 1935-3-31 537 Los Angeles 4 1/2 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  RSA428048  Phacelia longipes Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
  SBBG54428  Phacelia longipes L. R. Abrams 1902-7-12 2711 Los Angeles Coldwater Cyn, San Antonio Mtns Comment
  UC1282134  Phacelia longipes Victor Duran 1933-7-27 3539 Los Angeles at Burchham Creek Little Rock Creek 1737 Comment
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Feb 8 2007
  RSA428054  Phacelia lyonii M. B. Dunkle 1929-4-25 2146 Los Angeles Middle Ranch Gorge, Santa Catalina Island. Comment
  RSA428060  Phacelia minor Richard C. Barkelew 1929-4-7 s.n. Los Angeles Mulholland Highway Comment
  RSA617461  Phacelia minor Scott D. White 1998-6-23 6756 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Cyn. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 548 Comment
  SD43389  Phacelia minor D. F. Howe 1948-5-2 1800 Los Angeles Angelus Crest Road to Mt. Wilson 975 Comment
  POM3687  Phacelia minor Fred E. Leonard 1917-3-29 s.n. Los Angeles Claremont. Comment
  RSA660471  Phacelia minor Mary C. Hunter 1994-5-25 22 Los Angeles Altadena foothills; Top of Lake Ave; East of Lake Ave. Comment
  SD237474  Phacelia mohavensis R. G. Swinney 2009-6-2 11019 Los Angeles Transverse Range: San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's ranch at Hwy 2/Angeles Crest Hwy (Cholao Flat 7.5'Q) 1720 Comment
  UC1181201  Phacelia parryi P. C. Everett and E. K. Balls 1959-6-2 23855 Los Angeles 0.5 mi n jct. of Mulholland Drive and road to Backus; Santa Monica Mts. 609 Comment
  RSA0056396  Phacelia ramosissima var. austrolitoralis James R. Shevock 1972-9-30 2295 Los Angeles Point Dume 3 Comment
  UC1426033  Phacelia tanacetifolia R. F. Thorne, R. Carolin, and C. Davidson 1967-3-23 41590 Los Angeles Mohave Desert slopes n Mile High Ranch; San Gabriel Mts., Angeles National Forest, Grandview Canyon 1371 Comment
  CDA2279  Phalaris aquatica L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns; Foster Ranch, Sycamore Canyon, south slope Johnstone Peak. Comment
  RSA251426  Phalaris lemmonii R. F. Thorne 1966-4-17 36090 Los Angeles San Clemente Island, small reservoir between Boulder & Horton, NE side of island. 488 Comment
  RSA593018  Phlox gracilis Steve Boyd 1996-4-25 8727 Los Angeles Liebre Mountains, western summit of Liebre Mountain, along Forest Service Road 7N23 ca 4 mile NE of jtn with 7N22, near the head of Cold Canyon. 1622 Comment
  UC284096  Pholistoma auritum S. B. Parish 1919-4-19 19262 Los Angeles Lone Hill near San Dimas; Lone Hill Comment
  RSA533437  Pholistoma auritum Tim S. Ross 1991-4-21 4512 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  CAS-BOT-BC222558  Pholistoma auritum var. auritum Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  LA103332  Pholistoma auritum var. auritum Michael Neuman; 1984-3-17 30 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  RSA596232  Phoradendron densum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3388 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  UCR95510  Phoradendron macrophyllum L. C. Wheeler 1966-10-12 8979 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 0.25 mi upstream from Heaton Flat 610 Comment
  RSA682963  Phyllospadix torreyi E. Yale Dawson 1957-5-5 16672 Los Angeles Point Dume Bay, Los Angeles County Comment
  RSA683978  Phyllospadix torreyi E. Yale Dawson 1957-6-30 17213 Los Angeles Lunada Bay, Los Angelas County. Station # 25. Comment
  RSA472027  Picris echioides Anstruther Davidson 1912-7-1 2805 Los Angeles Orme Ave, Los Angeles. Comment
  HSC79836  Pinus contorta var. murrayana B. A. Prigge 1970-12-12 109 Los Angeles 18 mi. N of San Dimas, 1 mi. S of Dawsom Saddle on Hwy. 2, San Gabriel Mtns. 2744 Comment
Read comments
Oct 16 2014
  UCR223347  Pinus coulteri R. G. Swinney 2009-7-29 11431 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  CAS-BOT-BC78752  Pinus lambertiana McClatchie 1893-1-8 s.n. Los Angeles Wilson's Peak Comment
  UC1134058  Pinus monophylla H. A. Jensen 1933-3-6 267 Los Angeles summit Mt. Lowe; Angeles National Forest, Pasadena Quadrangle Comment
  LA82363  Piperia cooperi O. H. Kappler; 1941-5-5 239 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC254414  Piptatherum miliaceum A. J. McClatchie 1896-8-20 1222 Los Angeles Near Los Angeles Comment
  SBBG96791  Piptatherum miliaceum T. Ross, S. Boyd 1990-6-6 2814 Los Angeles Green Valley Pasture, in San Francisquito Cyn 926 Comment
  UCR204860  Pityrogramma triangularis R. G. Swinney 2006-6-18 8541 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  RSA599479  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-3-26 9343 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA702952  Plagiobothrys arizonicus Scott D. White, Michael Honer 2004-3-30 9962 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  OBI56221  Plagiobothrys arizonicus Robert Gustafson, Christopher Davidson 1977-4-20 419 Los Angeles Fort Tejon Rd, S of Littlerock about 1.5 mi E of the jctn with 82nd St 975 Comment
  JEPS68018  Plagiobothrys canescens W. L. Jepson 1939-4-21 19222 Los Angeles Saugus Santa Clara River Valley Comment
  RSA533460  Plagiobothrys canescens T. S. Ross 1991-4-21 4550 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon; dry ridgetop on N side, 1000 ft NW of the old water tank. 280 Comment
  RSA710274  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  CATA3335  Plagiobothrys canescens var. catalinensis Amy Catalano 2017-4-13 052 Los Angeles Santa Catalina Island: Steep hillside about 150 meters SW of junction of Silver Peak and Water Tank roads 323 Comment
  POM368859  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1931-4-6 696 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UC1069085  Plagiobothrys nothofulvus Jerome S. Horton 1939-4-17 530 Los Angeles meadow e San Dimas (on Camp 10 road); Pomona Quad. 518 Comment
  SBBG131670  Plantago coronopus S. A. Junak 1999-5-20 SCa 938 Los Angeles ridge between Cottonwood and Escondido Cyns, S side of Cottonwood-Black Jack Rd, ca. 0.6 mi up from reservooir 256 Comment
  UCD124390  Plantago coronopus Robert F. Thorne; P. Everett 1965-5-11 34544 Los Angeles north of Catalina Harbor, Santa Catalina Island. 1 Comment
  RSA618727  Plantago erecta Scott D. White 1998-5-19 6516 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  LA82076  Plantago erecta Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  UCR125900  Plantago indica A. C. Sanders, Mark Elvin, et al 2002-6-26 25300 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at north foot of 'Airport Mesa' and c. 0.75 mile above Castaic Creek confluence, c. 1 mi. SW of Castaic Junction 305 Comment
  JEPS7125  Plantago lanceolata Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  OBI35612  Plantago lanceolata Rebecca Cicoria 1981-4-24 24 Los Angeles Lower end of Sepulveda Cyn, near Blackwater Cyn Rd, Rolling Hills Comment
  RSA402061B  Plantago lanceolata E. S. Spalding 1923-5-17 s.n. Los Angeles Los Angeles Comment
  RSA127425  Plantago major Peter H. Raven, H. J. Thompson 1959-10-14 14625 Los Angeles East end of Malibu Lake. 221 Comment
  RSA608256  Plantago major Louis C. Wheeler 1966-10-25 9059 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA412566  Plantago major E. S. Spalding 1922-12-1 s.n. Los Angeles Near Glendale Comment
  SBBG96845  Plantago ovata var. insularis S. Boyd with T. Ross, L. Arnseth 1990-4-7 4219 Los Angeles lower half of China Cyn Comment
  RSA0022374  Platanus racemosa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5134 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA596504  Platanus racemosa Louis C. Wheeler 1966-11-19 9136 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  RSA0035640  Platanus racemosa Phil Elliott 1981-2-25 19 Los Angeles Cal Poly Pomona, 1/4 mile west of Beef Unit, 100 ft. west of southwest corner of parking lot M. Comment
  POM312  Platystemon californicus I. M. Johnston 1917-4-11 13777 Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA445693  Platystemon californicus Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles Near Pasadena. Comment
  CAS-BOT-BC434245  Plectritis ciliosa A. C. Sanders; T. B. Salvato 2007-4-24 33496 Los Angeles Tehachapi Mountains: hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant. 1082 Comment
  POM7031  Plectritis ciliosa subsp. insignis Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2417 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  SACT001862  Poa incurva Michael Baad 1976-8-25 Los Angeles Ridge north of and including Twin Peaks. 5.6 km northwest of Homewood. 794.0 Comment
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Feb 3 2015
  RSA599106  Poa pratensis V. W. Steinmann 1996-4-25 848 Los Angeles Claremont, N of Route 10, SW corner of Geneva Ave and Doane Ave 300 Comment
  RSA771631  Poa secunda R. G. Swinney 2009-5-20 10800 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR208083  Poa secunda V. W. Steinmann 1966-3-30 820 Los Angeles San Gabriel Valley, Pomona, Elephant Hill, east-facing slope above and adjacent to Mission Blvd. at a point 0.5 km southwest of Humane Way 300 Comment
  UCR259687  Poa secunda Mitch Provance, Callen Huff 2009-4-28 10718 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UC1132762  Poa secunda subsp. secunda A. D. Gifford 1935-3-17 447 Los Angeles 2 1/2 mi sw Red Mt; Angeles Nat'l Forest, Tejon Quadrangle 518 Comment
  POM122117  Polygonum arenastrum George B. Grant 1905-11-1 s.n. Los Angeles Pasadena. Comment
  RSA464410  Polygonum aviculare subsp. aviculare E. Crow 1928-3-21 275 Los Angeles Claremont. Comment
  RSA279002  Polygonum douglasii subsp. douglasii Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42180 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: Big Meadow, Big Pines 2088 Comment
  UCR219920  Polygonum lapathifolium R. G. Swinney, Jane Strong 2009-4-21 10399 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  UCR54515  Polygonum lapathifolium S. J. Myers 1988-11-15 s.n. Los Angeles Soledad Canyon, Santa Clara River at Lang Crossing 488 Comment
  RSA466373  Polygonum punctatum E. S. Spalding 1923-10-11 s.n. Los Angeles Near Dahlia farm, La Canada road Comment
  UC1332463  Polypodium australe Robert M. Lloyd and Janet E. Hohn 1962-4-12 4420 Los Angeles canyon in vicinity of Wilson Cove; San Clemente Isl. 76 Comment
  SD92974  Polypodium californicum W. Bertsch 1953-4-21 81 Los Angeles Little Dalton Canyon 365 Comment
  UCSB62459  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62470  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  CAS-BOT-BC233088  Polypogon interruptus Carl Epling 1931-4-1 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon Comment
  CATA1088  Polypogon interruptus Mark L. Hoefs 1995-5-16 2038 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA725859  Polypogon interruptus R. G. Swinney 1998-5-9 6048 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 201 Comment
  RSA0025424  Polypogon maritimus Duncan S. Bell, Caitlin Elam 2013-6-24 5243 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA601051  Polypogon monspeliensis Steve Boyd, Lauren Raz 1997-6-18 9977 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA191376  Polypogon viridis R. F. Thorne, M. Z. Thorne 1967-7-19 37138 Los Angeles San Gabriel Mountains, Angeles National Forest, Crystal Lake Recreation Area; above junction of roads to Crystal Lake and Angeles Crest Highway 1555 Comment
  RSA693283  Polystichum imbricans subsp. curtum May N. Ackley 1928-6-29 110 Los Angeles Dark Canyon Oake Wilde. 701 Comment
  CAS-BOT-BC102556  Populus fremontii Louis C. Wheeler 1932-4-9 574 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  POM247924  Populus fremontii subsp. fremontii Joseph A. Ewan 1937-8-23 11056 Los Angeles Tujunga Creek near mouth of canyon. Comment
  RSA752288  Portulaca oleracea Justin M. Wood 2009-7-25 1162 Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  UCR223725  Potentilla glandulosa R. G. Swinney 2009-6-8 11105 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
  UCR270670  Potentilla glandulosa subsp. ewanii R. G. Swinney 2011-8-17 15641 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA453303  Prunus fasciculata var. fasciculata Christopher Davidson 1973-4-7 1901 Los Angeles Bob's Gap Rd., ca 3 mi toward desert, 3 mi south of Hwy. 138 (Pearblossom Hwy). 1098 Comment
  RSA23553  Prunus ilicifolia Carl B. Wolf 1939-12-28 9547 Los Angeles Mint Canyon, 1 mi. above junction with Soledad Canyon. 457 Comment
  RSA656385  Prunus ilicifolia John Kelling 1980-5-26 18 Los Angeles Verdugo Mountains: 0.5 miles east of Childs Canyon, at the end of Allen Street, Glendale. 427 Comment
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Sep 12 2014
  RSA251408  Prunus lyonii Robert F. Thorne 1966-4-16 36075 Los Angeles San Clemente Island, canyon below Lemon Tank near dump, south of Nanny, northeast side of island. 183 Comment
  RSA628821  Prunus persica var. persica Scott D. White, David E. Bramlet 1998-6-29 6813 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  CAS-BOT-BC154784  Prunus virginiana var. demissa I. M. Johnston 1917-8-23 1712 Los Angeles San Antonio Mountains. Prairie Fk. of San Gabriel R. 1524 Comment
  RSA188496  Prunus virginiana var. demissa Robert F. Thorne, John Olmsted 1965-8-26 35420 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 Comment
  UCR124741  Prunus virginiana var. demissa B. C. Templeton 1932-5-31 4851 Los Angeles San Gabriel Mtns., Vincent Gulch below Big Pines Park, Angeles National Forest 2160 Comment
  UCR182124  Prunus virginiana var. demissa R. G. Swinney 1997-6-19 5624 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  UC1714460  Pseudognaphalium Ernest Braunton 1839-1 Los Angeles Los Angeles Comment
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Feb 27 2020
  CAS-BOT-BC356559  Pseudognaphalium biolettii Reid Moran 1941-2-19 595 Los Angeles Middle Ranch, San Clemente Island Comment
  SBBG79687  Pseudognaphalium biolettii F. R. Fosberg 1931-3-22 4324 Los Angeles Hamilton Cyn 60 Comment
  RSA527763  Pseudognaphalium biolettii Steve Boyd, L. Arnseth 1990-4-8 4328 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CAS-BOT-BC357625  Pseudognaphalium stramineum Geo. B. Grant 1902-5-10 s.n. Los Angeles Arcadia Comment
  RSA0065720  Pseudognaphalium stramineum Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4782 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  CAS-BOT-BC357626  Pseudognaphalium stramineum Geo. B. Grant 1901-5-6 s.n. Los Angeles Pasadena Comment
  RSA658373  Pseudotsuga macrocarpa Naomi Zohman 1985-4-28 19 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UC1211114  Pseudotsuga macrocarpa Huron H. Smith 1912-4-30 4855 Los Angeles top Mt. Wilson 2034 Comment
  CAS-BOT-BC80072  Pseudotsuga macrocarpa S. Parnay Mar. s.n. Los Angeles Mt. Wilson Comment
  RSA544548  Psilocarphus brevissimus Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6118 Los Angeles San Clemente Island, west of the west fork of China Canyon. 83 degrees east, 410m distance from 1448'BM. 1865 Comment
  RSA656195  Psilocarphus tenellus var. tenellus Joseph M. Keefe 1978-5-23 23255 Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  UCR11619  Psoralea physodes O. A. Plunkett 1932-5-18 3703 Los Angeles Western Transverse Range; Santa Monica Mtns., Stone Canyon Comment
  RSA755817  Pteridium aquilinum var. pubescens R. G. Swinney 2008-7-2 9131 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  UC42939  Pteridium aquilinum var. pubescens W. H. Brewer 1860-12-18 64 Los Angeles <Sierra Sta. Monica> Comment
  RSA690871  Pteridium aquilinum var. pubescens Geo L. Moxley, Cora Mae Life 1915-9-6 6450 Los Angeles Spanish Canyon, near Monrovia. Comment
  UC1870342  Pteris vittata LeRoy Gross 2000-9-30 274 Los Angeles [San Gabriel Mountains]; San Gabriel Mountains: Monrovia Canyon, just below the first waterfall, above Monrovia Mountain Park T1N R11W sec. 12. Elev. 1700 Feet. Comment
  RSA191021  Pterostegia drymarioides James Henrickson 1963-5-5 32319 Los Angeles Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont 518 Comment
  UC55378  Pterostegia drymarioides J. H. Barber 1897-6-2 162 Los Angeles Santa Monica Forest Station Comment
  UCR124364  Pterostegia drymarioides I. W. Clokey, B. C. Templeton 1929-1 4523 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  SBBG125223  Pulicaria paludosa A. Parikh, N. Gale 2010-8-2 3381 Los Angeles Whittier Narrows, San Gabriel River, 0.7 km S of Hwy 60, 0.7 km W of Peck Rd 68 Comment
  RSA451429  Purshia tridentata var. glandulosa L. E. Hoffman 1934-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest Comment
  RSA596212  Purshia tridentata var. glandulosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3386 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  UC2042130  Pycnanthemum californicum Orlando Mistretta 1990-8-8 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Cienega Comment
  CAS-BOT-BC104378  Quercus X macdonaldii James William Toumey 1894-9-14 s.n. Los Angeles Catalina Island Comment
  RSA477330  Quercus X macdonaldii M. B. Dunkle 1929-3-17 2066 Los Angeles Black Jack, Santa Catalina Island. Comment
  CAS-BOT-BC45626  Quercus agrifolia Steve Boyd; Lauren Raz 1997-4-30 9624 Los Angeles Liebre Mountains region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mt. 914 Comment
  RSA17930  Quercus agrifolia Percy C. Everett 1936-10-29 2660 Los Angeles 1 mile east of Monrovia 1829 Comment
  RSA660310  Quercus agrifolia var. agrifolia Jeff Weiler 1981-4-16 4 Los Angeles Cal Poly Pomona, NW slope of canyon behind Lot J. Comment
  POM271873  Quercus berberidifolia Lyman Benson 1947-1-16 12277 Los Angeles 860 Hillcrest Ave, Ganesha Hills, Pomona 305 Comment
  RSA126746  Quercus berberidifolia Peter H. Raven, Thompson 1958-10-11 13760 Los Angeles Saddle Peak, Santa Monica Mountains. 610 Comment
  RSA138240  Quercus berberidifolia Peter H. Raven 1959-3-8 13838 Los Angeles Mulholland Dr., 5 miles west of Topanga Canyon 366 Comment
  UCR178222  Quercus berberidifolia LeRoy Gross 2000-11-12 331 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
  CAS-BOT-BC62536  Quercus chrysolepis W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe, San Gabriel Mts. Comment
  SFV882  Quercus chrysolepis P. G. Kilburn 1957-12-1 560 Los Angeles San Gabriel Mountains Just north of Mount Wilson Park. 1829 Comment
  UC148018  Quercus chrysolepis C. F. Baker 1909-3-20 5240 Los Angeles near Claremont Comment
  UCD82691  Quercus chrysolepis Rodney Gale Myatt 1970-9-16 570 -15 Los Angeles Along Baldy Mt. Road, at wash next to powerhouse. Near Los Angeles County line, north of Pomona. 1380 Comment
  PASA57  Quercus dumosa Annetta Carter 1929-1-10 Los Angeles N. Slope of low spur of Sierra Madre Mts. Comment
  UC1135538  Quercus dumosa A. D. Gifford 1935-4-10 560 Los Angeles w end Liebre Mtn.; Angeles National Forest, Tejon Quad. 1524 Comment
  RSA87166  Quercus durata var. gabrielensis F. W. Peirson 1919-5-14 1710 Los Angeles Eaton Canyon. 686 Comment
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Dec 19 2014
  UCR150882  Quercus durata var. gabrielensis Valerie Soza, LeRoy Gross 1999-7-15 636 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  RSA0031752  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-6 2668 Los Angeles Transverse Ranges; San Gabriel Mountains region; Southern California Edison transmission line corridor (Segment 11, Impact Areas 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  POM295278  Quercus engelmannii Lyman Benson 1949-10-20 14271 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  RSA285661  Quercus engelmannii Lyman Benson 1951-10-15 14807 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  UCR220086  Quercus engelmannii Fred M. Roberts 2010-5-17 7348 Los Angeles San Gabriel Mountains foothills, Monrovia, southeast corner of Hillcrest Blvd and north Ivy Ave 234 Comment
  UCSB34842  Quercus engelmannii Gill, Robert 1959-3-3 Los Angeles Northeast side of Webb School, Claremont, San Gabriel Mts. 365 Comment
  UCSC001118  Quercus engelmannii Peter Kamb 1948-11-26 s.n. Los Angeles Pasadena, CaliforniaInstitute of Technology Comment
  RSA774952  Quercus john-tuckeri R. G. Swinney 2009-5-6 10673 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  RSA477310  Quercus lobata Geo. L. Moxley 1916-6-16 501 Los Angeles Santa Susana Mountains. Comment
  SD75583  Quercus pacifica Reid Moran 1941-3-14 707 Los Angeles Santa Catalina Island, Middle Ranch, by creek 199 Comment
  SFV17751  Quercus pacifica J. M. Tucker 1992-3-31 s. n. No.9 Los Angeles California Channel Islands Santa Catalina Island. Upper Middle Ranch Canyon, below pup station, roughly 4.5 miles west of Avalon in small side canyon. 256 Comment
  SBBG31515  Quercus tomentella R. Moran 1967-5-2 13789 Los Angeles tributary to N Twin Cyn and 2 mi E of Mt Agusta Comment
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Dec 20 2017
  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
  UC1135836  Quercus wislizeni A. Lewis Feb 1934 267 Los Angeles Kings Canyon Elizabeth Lake Quad. 975 Comment
  RSA582229  Quercus wislizeni var. frutescens Tim S. Ross, Steve D. Boyd 1992-7-5 6607 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA585428  Quercus wislizeni var. frutescens Tim S. Ross 1990-5-31 2722 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA600130  Quercus wislizeni var. frutescens Steve Boyd, Lauren Raz 1997-5-28 9852 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
  UC1135918  Quercus wislizeni var. frutescens A. Lewis Feb 1934 256 Los Angeles Head of San Francisquito Canyon Angeles National Forest, Elizabeth Lake Quad. 1127 Comment
  IRVC29101  Rafinesquia californica A. C. Sanders 2003-6-20 26996 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  SBBG117021  Rafinesquia californica S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1512 Los Angeles near rd to Cape Cyn ridgetop, on N side of Middle Ranch Cyn 402 Comment
  UCR216366  Rafinesquia californica Dan S. Cooper 2010-6-6 610- 61 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 208 Comment
  RSA639227  Rafinesquia californica R. F. Thorne, M. Z. Thorne 1971-4-25 41335 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  UC284970  Rafinesquia californica P. A. Munz 1923-4-10 6755 Los Angeles canyon on w coast San Clemente Island Comment
  POM276270  Ranunculus californicus Lyman Benson 1946-4-30 12060 Los Angeles Hill 5 miles NE of Brea. Puente Hills Mt. Range. 274 Comment
  POM268481  Ranunculus hebecarpus George B. Grant 1903-03 s.n. Los Angeles Pasadena. Comment
  UC1971212  Ranunculus hebecarpus Louis C. Wheeler 1969-5-4 Los Angeles SAN GABRIEL MOUNTAINS: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. Comment
  SD232317  Ranunculus hebecarpus Valerie Soza, Michael Denslow 2003-4-30 1648 Los Angeles Transverse Ranges: San Gabriel Mountains region: San Fransisquiteo Canyon. Slopes SW of Fire station. 487 Comment
  SFV21136  Rhamnus californica J. M. Keefe 2001-1-24 31032 Los Angeles San Rafael Hills Pasadena. East side of Arroyo Seco, 2 m west of curb, across street from 1590 Arroyo Blvd at Howard Street. 250 Comment
  UCR180041  Rhamnus californica R. G. Swinney, Dave Larson 1996-8-7 5232 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  RSA0056309  Rhamnus californica Geo. E. Julian 1964-4-11 s.n. Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  POM307841  Rhamnus californica subsp. californica Henry J. Ramsey, Henry J. Ramsey 1938-6-11 2733 Los Angeles Eaton Canyon Park. Comment
  LA207791  Rhamnus crocea Paul Gripp; May 1954 sn Los Angeles Mt. Gleason Rd., Tujunga Comment
  CAS-BOT-BC55993  Rhamnus ilicifolia V. B. 1907-9-2 1270 Los Angeles Cajon Pass 609 Comment
  CAS-BOT-BC56002  Rhamnus ilicifolia LeRoy Abrams 1903-3-11 3114 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  LA200810  Rhamnus ilicifolia A. M. Johnson; 1934-3-16 4365 Los Angeles Simi Hills-Santa Susana Mountains, Santa Susana Pass, beyond Chatsworth near summit of pass 457 Comment
  LA91500  Rhamnus ilicifolia Bruce Douglas Clayton; Greg Shaw 1972-4-20 100 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, along trail on SW-slope of BDC peak. 563 Comment
  OBI10292  Rhamnus ilicifolia Louis Wheeler 1932-4-1 547 Los Angeles San Jose HIlls at Pomona 305 Comment
  RSA567259  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3870 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  SFV20811  Rhamnus ilicifolia L. Gross, N. Fraga 2002-4-4 523 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 411 Comment
  UCR204848  Rhamnus ilicifolia R. G. Swinney 2005-8-11 8437 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  CATA1007  Rhamnus pirifolia Mark L. Hoefs 1994-7-18 1889 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  RSA390145  Rhamnus tomentella subsp. cuspidata L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  UC17941  Rhus J. H. Barber 1897-1 311 Los Angeles Santa Monica Canyon Comment
  SFV21981  Rhus aromatica V. Soza, L. Gross, R. Kopelov 2000-3-30 655 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. 579 Comment
  IRVC9329  Rhus integrifolia B. T. Gittins 1966-1-9 884 Los Angeles Santa Catalina Island; seaside bluff. Channel Islands Comment
  RSA598954  Rhus integrifolia R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. ''Owl Flats,'' 1.5 mi. E of Glendora Mtn. Road, near Big Dalton Canyon Rd. 472 Comment
  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
  RSA0083301  Rhus ovata R. G. Swinney 2010-5-25 12961 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  LA94272  Rhus trilobata A. M. Johnson; 1932-5-20 4077 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA122522  Rhus trilobata var. pilosissima P. L. Johannsen 1934-3-5 312 Los Angeles 1.5 mile NE Castac. 427 Comment
  CAS-BOT-BC92295  Ribes amarum Le Roy Abrams 1906-7-19 s.n. Los Angeles Wilsons Trail. 914 Comment
  UC1922568  Ribes aureum Gary Kovnat with LeRoy Gross 2003-2-16 16 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCSB44529  Ribes aureum Dynowski, Monica 1977-1-28 Los Angeles On east side of Azusa Ave; 1/4 mile south of its junction with Francisquito Ave; San Jose Hills; Valinda 228 Comment
  CAS-BOT-BC92438  Ribes aureum var. gracillimum Louis C. Wheeler 1973-4-7 s.n. Los Angeles Lopez Canyon. 579 Comment
  LA33979  Ribes aureum var. gracillimum Peter H. Raven; 1959-3-1 13827 Los Angeles Santa Monica Mountains, Griffith Park, just to N of junction of Vista del Valle Dr with Mt. Hollywood Dr 396 Comment
  RSA0105159  Ribes aureum var. gracillimum R. G. Swinney 2011-3-15 14097 Los Angeles San Gabriel Mountains: Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park. 232 Comment
  RSA600989  Ribes aureum var. gracillimum Louis C. Wheeler 1967-6-26 9877 Los Angeles Elsmere Canyon. 441 Comment
  LA33884  Ribes californicum var. hesperium Peter H. Raven; 1959-2-15 13789 Los Angeles 335 Comment
  RSA658979  Ribes californicum var. hesperium Jami Liberi 1983-4-16 17 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  RSA659889  Ribes californicum var. hesperium Brian McColgan 1988-5-20 27 Los Angeles Evey Canyon 1 mile N of Padua on Mt. Blady Rd. 915 Comment
  UCR256855  Ribes cereum R. G. Swinney 2010-10-13 14014 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA332044  Ribes cereum var. cereum Wayen E. Sawyer 1981-6-11 27 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and juction of CA Hwy. 39, 1.6 mi. from Dawson Saddle 2302 Comment
  RSA0008292  Ribes divaricatum var. parishii Brian C. Miller 1963-3-9 s.n. Los Angeles Whittier Narrows, San Gabriel River, Pico Rivera. 122 Comment
  CAS-BOT-BC173105  Ribes indecorum L. R. Abrams 1916-1-3 5572 Los Angeles Between Duarte and Azusa Comment
  CAS-BOT-BC173106  Ribes indecorum F. V. Coville; Rimo Bacigalupi 1925-4-18 172 Los Angeles Entrance to San Antonio Canyon, San Gabriel Mts. Comment
  LA205447  Ribes indecorum Willis H. Wheeler; 1930-3-7 sn Los Angeles Thompson Creek Wash Comment
  RSA717415  Ribes indecorum Gary Kovnat, LeRoy Gross 2003-1-19 3 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace east meadow gully. Comment
  CAS-BOT-BC173414  Ribes malvaceum John Thomas Howell 1928-3-4 3378 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  UCR100421  Ribes malvaceum Scott D. White 1997-11-30 6036 B Los Angeles San Gabriel Mtns, San Gabriel River Canyon: north of Azusa; south of unnamed dirt access road to gauging station below Morris Dam; just SE of private orchard. 259 Comment
  SEINET13942619 Image available Ribes malvaceum Peter H. Raven 1959-1 13802 Los Angeles Santa Monica Mountains, 34 deg. N, 118 deg. -119 deg. W. chaparral on Decker Road 1.0 miles north of junction with Mulholland Drive, elevation 1650 feet 503 Comment
  IRVC26289  Ribes malvaceum var. viridifolium Mark A. Elvin, Cathleen Weigand 2003-5-22 2903 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  LA33975  Ribes malvaceum var. viridifolium Peter H. Raven; 1959-3-8 13839 Los Angeles 365 Comment
  RSA441473  Ribes malvaceum var. viridifolium Bonnie C. Templeton 1931-4-2 s.n. Los Angeles Mulholland Drive. Comment
  SBBG119371  Ribes malvaceum var. viridifolium R. F. Thorne 1971-3-25 41505 Los Angeles lower Evey Cyn, San Antonio Cyn 716 Comment
  UC55340 Image available Ribes malvaceum var. viridifolium J. H. Barber 1897-1-6 5 Los Angeles Santa Monica Forestry Station Comment
  RSA230259  Ribes nevadense Robert F. Thorne 1969-7-2 36318 Los Angeles Angeles National Forest; Cedar springs ca. 1/2 mile E of Kratka ridge along Angeles Crest Hwy 2073 Comment
  UCSB23061  Ribes nevadense Wilken, Dieter 1967-7-1 Los Angeles Lily Springs; north of Mt. Hawkins; along State Highway 2; San Gabriel Mtns 2407 Comment
  CAS-BOT-BC186160  Ribes roezlii var. roezlii Carl B. Wolf 1928-3-29 1579 Los Angeles 2 mi. from Sandbergs on the ridge route, on road to Elizabeth Lake 1097 Comment
  CHSC98413  Ribes speciosum LeRoy Gross; Michael Honer, Leland Iubinsky 2000-4-27 187 Los Angeles San Rafael Hills: Canyon just north of ridge running west from lookout tower, east of the (2) Glendale Freeway. Canyon bottom, area burned in 1999. 457 Comment
  RSA652592  Ribes speciosum Allen A. Sanborn 1949-1-20 s.n. Los Angeles Puddingstone Res. 442 Comment
  CLARK-A1528-4157  Ribes viburnifolium John C. Roos 1966-2-26 Los Angeles Claremont Comment
  RSA659681  Ricinus communis Chris White 1991-5-20 12 Los Angeles Point Fermin. Comment
  UCD142322  Ricinus communis P. Kilburn 1958-3-5 646 Los Angeles San Fernando Valley, base of Oat Mtn., Brown Canyon, 300 yds N. of Desoto Ave. storage pond. 365 Comment
  UCR210149  Rorippa curvisiliqua R. G. Swinney 2008-10-20 9654 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  UC914713  Rosa californica Ezra C. Knopf 153 Los Angeles Santa Catalina Island Comment
  UCR271882  Rosa californica R. G. Swinney 2011-6-23 15281 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UC1594362  Rubus discolor Tim Ross 1992-5-17 6344 Los Angeles 260 m w mouth Cattle Canyon (near elbow of the E Fork of the San Gabriel River); San Gabriel Mountains, East Fork San Gabriel River 576 Comment
  UCR97807  Rubus pensilvanicus Scott D. White 1997-3-12 4747 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  POM1473  Rubus ursinus Unspecified 1893-05 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  SD262362  Rumex conglomeratus Mitch Provance, Scott Duff 2017-6-29 617 57 Los Angeles Catalina Isalnd: Middle Canyon, E of McGee Lake, SCE corridor, vicinity of Middle Ranch Rd. and Cape Canyon Trail. 206 Comment
  UCR143199  Rumex conglomeratus F. R. Fosberg 1931-7-10 S- 5369 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  CAS-BOT-BC421765  Rumex conglomeratus Steven A. Junak 1996-5-18 SCI- 488 a Los Angeles California Islands. San Clemente Island: E side of island, at mouth of canyon at Mosquito Cove. 6 Comment
  SD252367  Rumex conglomeratus Steven A. Junak 1999-7-17 Sca 1070 Los Angeles Santa Catalina Island: At W end of Rig Field plant stop. 213 Comment
  RSA466072  Rumex crispus F. R. Fosberg 1931-5-22 S 4965 Los Angeles Isthmus Harbor, Santa Catalina Island. 10 Comment
  UCR259254  Rumex crispus R. G. Swinney 2010-6-4 12997 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  LA82485  Rumex crispus O. H. Kappler; 1941-3-3 96 Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  POM2341  Rumex crispus D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora Foothills Comment
  CAS-BOT-BC433928  Rumex salicifolius I. Johnston 1917-5-13 s.n. Los Angeles El Monte 91 Comment
  SBBG131627  Rumex salicifolius S. A. Junak 1999-9-10 SCa 1086 Los Angeles S side of upper reservoir, Bulrush Cyn 316 Comment
  RSA725103  Salazaria mexicana Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 116 -116B Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCR222742  Salazaria mexicana R. G. Swinney 2009-4-29 10611 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
  SFV14741  Salicornia pacifica J. C. Dittes, P. Coulter 1989-11-27 20 Los Angeles Marina del Rey. Along mud flats of the Venice canal. Comment
  CAS-BOT-BC108065  Salix exigua Louis C. Wheeler 1967-5-23 9665 Los Angeles 1 1/4 mile east southeast Honby 457 Comment
  CHSC99230  Salix exigua John Dittes; Rudolph A. Dittes, Rosano Arviso 2007-2-15 1441 Los Angeles South coast Subregion; San Fernando Valley; Sulpulveda Dam Flood Control Basin; ca. 2.2 air miles southwest of Van Nuys Civic Center, ca. 0.9 air miles south of Victory Blvd., 0.9 air miles west of the San Diego Freeway (405), 0.6 air-miles north of the Ventural Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. 207 Comment
  LA208732  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-11 7667 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  POM362601  Salix laevigata Carl. W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara Valley, 1.5 km. north of Castaic. 315 Comment
  RSA733155  Salix laevigata R. G. Swinney 1997-6-19 5623 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  SD126616  Salix laevigata Steve Meyers, Ed LaRue 1989-3-27 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct, San Andreas Rift Zone 883 Comment
  LA52060  Salix lasiolepis Carl Hedin; J. A. Ewan 1933-3-15 7623 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 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
  UC506415  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-5-19 7663 Los Angeles Ballona Creek at Ballona Marshes; Ballona Creek at Ballona Marshes Comment
  RSA0034688  Salix lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Agoura (Picture City), Santa Monica Mts. Comment
  CAS-BOT-BC107540  Salix lasiolepis var. lasiolepis S. Y. Parnay Mar. 37 Los Angeles Rubio [Canon] Canyon Comment
  CAS-BOT-BC128481  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7177 Los Angeles On flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  CDA20799  Salsola australis B. Villegas 2002-8-21 B 247 -3 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  RSA127767  Salsola tragus P. H. Raven, H. J. Thompson 1959-6-4 14324 Los Angeles Dune grassland behind Point Dume. 46 Comment
  RSA191177  Saltugilia splendens subsp. grantii R. F. Thorne, M. Z. Thorne 1967-7-19 37156 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  RSA97665  Saltugilia splendens subsp. grantii R. M. Straw 1954-6-16 616 Los Angeles Just west of Cloudburst Summit on Angeles Crest Hwy. 2134 Comment
  RSA0095001  Saltugilia splendens subsp. splendens Orlando Mistretta 1993-6-28 897 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  CHSC90743  Salvia apiana John Gerard 1972-5-12 Los Angeles Hills behind the campus of California Polytechnic College. Pomona. Comment
  RSA144760  Salvia apiana Alice Ann Webb, Richard W. Heald 1961-3-17 786 Los Angeles Webb Canyon, above the playing field of Webb School, Claremont. Mt. Range-San Gabriel. 457 Comment
  RSA214271  Salvia apiana Louis C. Wheeler 1932-5-21 726 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  RSA651804  Salvia apiana Shlomo Gat 1959-5-22 53 Los Angeles San Dimas [Canyon] Comment
  RSA442840  Salvia apiana William Emboden 1969-5-28 26 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UCR259049  Salvia carduacea R. G. Swinney 2010-5-12 12763 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
  RSA651664  Salvia carduacea Arthur L. Smith 1955-5-15 s.n. Los Angeles Llano Antalope Valley [Antelope Valley?] 1037 Comment
  RSA401445B  Salvia columbariae Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 350 Comment
  RSA567270  Salvia columbariae Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3939 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
  RSA578243  Salvia columbariae Tim S. Ross, Steve D. Boyd 1994-4-4 7684 Los Angeles Head of South Portal Canyon: northwest of Grass Mountain on forest service road that follows South Portal Canyon. 1180 Comment
  UCR261346  Salvia columbariae R. G. Swinney 2010-6-29 13376 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  RSA446284  Salvia dorrii var. pilosa Howard Mullins 1931-4-1 s.n. Los Angeles 1 miles south of Palmdale. (Antelope Valley). Comment
  OBI35536  Salvia leucophylla Rebecca Cicoria 1981-5-18 29 Los Angeles Along crenshaw dirt road in slide area of Portuguese Bend, Ranch Palos Verdes Comment
  POM188223  Salvia leucophylla C. Epling 1932-6-10 s.n. Los Angeles Santa Monica Mountains: Topanga Canyon. Comment
  CAS-BOT-BC233300  Salvia mellifera P. A. Munz 1918-5-19 2268 Los Angeles Pomona Comment
  JEPS62761  Salvia mellifera Olive D. Thacher 1929-6-7 Los Angeles Eagle Rock Comment
  OBI19386  Salvia mellifera Robert F. Hoover 1968-6-6 11149 Los Angeles Summit of Santa Monica MTs, just W of Sepulveda Blvd Comment
  RSA144754  Salvia mellifera Alice Ann Webb 1961-2-28 777 Los Angeles Padua Hills, side road off parking lot, Claremont. San Gabriel Mt. Range 442 Comment
  RSA226170  Salvia mellifera Gary D. Cromwell, David W. Wheat 1971-4-16 520 Los Angeles Lower Mystic Canyon, Angeles National Forest; 2 miles NE of Glendora. Comment
  SEINET6630857  Salvia mellifera S. Carlquist 1983-7-20 15800 Los Angeles Mount Baldy Road near flood control dam at base of canyon Comment
  UC63770  Salvia spathacea H. M. Hall 1902-5-11 3257 Los Angeles Sierra Santa Monica Comment
  SEINET9291814  Sambucus canadensis var. canadensis Unknown 2008-7-15 9222 Los Angeles Winston Peak Comment
  POM180163  Sambucus mexicana Joseph A. Ewan 1931-10-29 5275 Los Angeles 1/2 mi. below Seminole Hot Springs. 396 Comment
  RSA157777  Sambucus mexicana P. H. Raven 1962-5-9 17697 Los Angeles Canyon just north of Gray, San Clemente Island 305 Comment
  RSA549568  Sambucus mexicana T. S. Ross 1991-3-10 4220 Los Angeles Claremont: Bernard Field Station, on E side of RSA; disturbed Artemisia californica scrub. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  UCR215157  Sambucus mexicana Kimberly Doughty, Darran Doughty 2008-5-24 10 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  SBBG119540  Sambucus nigra subsp. caerulea A. C. Sanders with H. Kennedy 2005-4-13 29427 Los Angeles lower Mint Cyn at the community of Mint Cyn 457 Comment
  UCR281167  Sambucus nigra subsp. caerulea R. G. Swinney 2014-6-5 16710 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  SEINET3157014  Sanicula arguta G. B. Grant sn Los Angeles Pasadena Comment
  RSA470996  Sanicula arguta E. Crow 1928-4-11 246 Los Angeles hills south of Pomona Comment
  RSA471444  Sanicula bipinnatifida E. Crow 1928-4-11 239 Los Angeles Hills southwest of Pomona. Comment
  SBBG106889  Sanicula crassicaulis M. L. Hoefs, R. F. Thorne 1996-4-6 2643 Los Angeles Renton Mine Rd 243 Comment
  RSA471120  Sarcodes sanguinea Chris Hauser 1965-8-1 s.n. Los Angeles Mt. Waterman Comment
  RSA445280  Satureja douglasii M. B. Dunkle 1931-4-22 2461 Los Angeles Santa Catalina Island, Middle Ranch Canyon. Comment
  JEPS43807  Saxifraga californica Frank W. Peirson 1919-4-19 373 Los Angeles Pacoima Canyon; San Gabriel Mountains, Pacoima Canyon 533 Comment
  RSA702943  Schedonorus arundinaceus Scott D. White 2004-8-20 10728 Los Angeles Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  RSA588056  Schismus arabicus Orlando Mistretta 1994-4-15 1064 Los Angeles San Gabriel Mountains, Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1250 Comment
  RSA0115763  Schismus arabicus Steven A. Junak 1999-5-20 SCa- 959 Los Angeles Santa Catalina Island. Base of paved road leading to top of Black Jack Peak, on SW side of peak. 530 Comment
  SBBG131931  Schismus barbatus S. A. Junak 2000-5-19 SCa 1307 Los Angeles rd on SE side of Echo Lake 390 Comment
  RSA0062632  Scirpus microcarpus R. G. Swinney 2010-9-9 13770 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  SBBG79217  Scrophularia villosa F. R. Fosberg 1931-4-8 4520 Los Angeles Avalon Valley 60 Comment
  LA55092  Scutellaria mexicana Carl Epling; May 1925 11010 Los Angeles SW of Palmdale 609 Comment
  SBBG125935  Scutellaria mexicana A. Parikh, N. Gale 2010-6-4 3259 Los Angeles Sierra Pelona, 2.8 km W of State Hwy 14, 1.3 km S of Avenue S; E Liebre Mtns 987 Comment
  UCR223371  Scutellaria siphocampyloides R. G. Swinney 2009-7-23 11395 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
  UCR190789  Scutellaria tuberosa R. G. Swinney 2001-4-17 7874 Los Angeles San Gabriel Mtns., Glendora, Morgan Canyon plateau 402 Comment
  RSA45097  Scutellaria tuberosa Marcus E. Jones s.n. Los Angeles Los Angeles. Comment
  JEPS48028  Sedum spathulifolium Frank W. Peirson 1919-5-14 428 Los Angeles West Fork Eaton Canyon San Gabriel Mountains, West Fork Eaton Canyon 990 Comment
  RSA0081661  Sedum spathulifolium T. S. Ross, Annette H. Ross 1991-11-22 6024 Los Angeles Glendora Ridge Road: on the divide between upper east fork San dimas Canyon (on the S) and Cow Canyon 9 (on the N) 0.65 road-mil W of Fallen leaf Spring. 1377 Comment
  HSC101281  Selaginella bigelovii R. G. Swinney 2009-3-28 10197 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 378 Comment
  RSA684090  Selaginella bigelovii Anonymous s.n. Los Angeles San Gabriel Mountains Comment
  CAS-BOT-BC327398  Senecio astephanus Dr. A. Davidson 1892-6-12 s.n. Los Angeles Wilson's Trail Comment
  RSA0082411  Senecio flaccidus var. douglasii R. G. Swinney 2010-9-7 13677 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  RSA151310  Senecio lyonii P. H. Raven 1962-4-9 17161 Los Angeles San Clemente Island, in small ravine above Wilson's Cove 76 Comment
  RSA233403  Senecio lyonii R. F. Thorne 1966-4-16 36070 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  CATA3018  Senecio vulgaris Amy Catalano 2016-2-28 024 Los Angeles Santa Catalina Island: Along road between Thompson Reservoir and Hack Tower Ridge Road 261 Comment
  SBBG108988  Senecio vulgaris S. A. Junak 1997-3-13 SCl 775 Los Angeles E fork of first cyn E of Mosquito Cyn 304 Comment
  UCSB10673  Setaria gracilis Robert M. Lloyd 1959-5-21 224 Los Angeles collected in Pomona College Campus Claremont in the corner of 6th St and College St Pomona College, 6th St., College St and Claremont 365 Comment
  CAS-BOT-BC243577  Setaria parviflora Joseph Andorfer Ewan 1932-7-11 7470 Los Angeles Ingraham St., Los Angeles Comment
  RSA483337  Setaria parviflora Robert Gustafson 1981-5-15 2220 Los Angeles Ballona Wetlands, Area 3. Comment
  UC1714448  Setaria pumila I. M. Johnston 1918-8-4 2110 Los Angeles between Pomona and Claremont 365 Comment
  CDA2454  Setaria viridis T. C. Fuller 1958-8-6 5118 Los Angeles West of 90th Street East, 1/4 mile south of Avenue I, 9 miles east of Lancaster. 0 Comment
  RSA447538  Sherardia arvensis F. R. Fosberg 1930-6-27 S 3049 Los Angeles Los Angeles. 55 Comment
  POM2956  Sidalcea malviflora subsp. sparsifolia Idella Coleman 1915-3-28 s.n. Los Angeles South Hills - Pomona-Claremont Comment
  CATA1631  Silene antirrhina Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2904 Los Angeles Santa Catalina Island: Near divide road, east end, 1.7 miles from Wrigley Memorial 256 Comment
  SEINET3100971 Image available Silene gallica G. Rink 2011-6-3 10591 Los Angeles Hills east of Diamond Bar, highly disturbed site. 390 Comment
  LA94367  Silene laciniata subsp. laciniata J. A. Ewan; 1930-5-30 2243 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, above Hollywood Lake. 304 Comment
  SFV21127  Silene laciniata subsp. laciniata L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1047 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  POM346  Silene laciniata subsp. major A. R. Davis 1915-7-4 s.n. Los Angeles San Dimas Canyon. Comment
  RSA65046  Silene lemmonii F. W. Peirson 1924-5-27 4624 Los Angeles north slope of Strawberry Peak, San Bernardino Mts. 1524 Comment
  SFV16953  Silene parishii J. N. Hogue, P. Wilson 1997-6-27 88 .1 Los Angeles San Gabriel Mountains Highway 2, mile marker 59.25. 2012 Comment
  UCR205117  Silybum marianum R. G. Swinney 2008-4-17 8679 Los Angeles San Gabriel Mtns., San Dimas, lower Shay Canyon 366 Comment
  RSA660404  Sisymbrium altissimum Orlando Mistretta 1992-6-17 593 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  SFV9177  Sisymbrium irio J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Open lot on Highway 66 near Pomona city limit. 350 Comment
  RSA431759  Sisymbrium orientale Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA592232  Sisymbrium orientale L. C. Wheeler 1967-4-30 9250 Los Angeles 1/10 mile SE of mouth of Pacoima Canyon 473 Comment
  SEINET4044596  Sisyrinchium bellum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Pt. Mugu State Park. 76 Comment
  RSA366928  Sisyrinchium bellum Anstruther Davidson 1890-03 s.n. Los Angeles Los Angeles - Foothills. Comment
  UCR194179  Sisyrinchium idahoense R. G. Swinney 1998-7-24 6555 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  IRVC27303  Solanum americanum A. C. Sanders, Mark Elvin 2003-8-7 27162 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  RSA127449  Solanum americanum Peter H. Raven, Henry J. Thompson 1959-10-14 14635 Los Angeles East end of Malibu Lake. 221 Comment
  UC1776778  Solanum americanum G. D. Barbe 1989-1-18 4313 Los Angeles Waste ground between Beach Boulevard (Hwy 39) and coyote Creek, N of Rosecrans Avenue, La Mirada. Comment
  LA51794  Solanum douglasii Monte Lloyd; 1950-7-31 500731p 1645 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 114 Comment
  PASA2147  Solanum douglasii Loletta Hiebert Los Angeles Arroyo Seco Comment
  SDSU11165  Solanum douglasii R. M. Beauchamp 1967-3-17 243 Los Angeles Growing near rocks on slope east of Wilson Cove. San Clemente Island. Comment
Read comments
May 16 2008
  UC884813  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1932-8-6 1125 Los Angeles 2 mi nne of Claremont 426 Comment
  RSA0037198  Solanum sarrachoides Nghi Diep 1996-4-28 16 Los Angeles Durfee Ave, 1 mile E of jct with Santa Anita Ave. 2 miles W of jct of Interstate 605 with State Hwy 60. 67 Comment
  RSA703835  Solanum sarrachoides A. C. Sanders, Mark A. Elvin 2002-6-20 25217 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  SEINET10818883 Image available Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3778 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UC1595293  Solanum umbelliferum Tim Ross 1991-3-10 4218 Los Angeles Bernard Field Station, on e side of Rancho Santa Ana Rancho Santa Ana; Claremont, Bernard Field Station, Rancho Santa Ana 391 Comment
  IRVC28162  Solanum xanti A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26276 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  RSA427427  Solanum xanti var. intermedium M. Bisbee 1917-5-27 s.n. Los Angeles Verdugo Canyon Comment
  UCR149975  Solanum xanti var. xanti Scott D. White 2004-5-10 10359 Los Angeles Liebre Mtns, N slope below Bald Mountain 1280 Comment
  RSA473610  Solidago californica George R. Johnstone 1927-10-30 s.n. Los Angeles Big Tujunga Canyon; mountain slope upper part of canyon. Comment
Read comments
Nov 13 2011
  UCR142066  Solidago californica A. C. Sanders, Mark A. Elvin, et al 2003-5-1 26271 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  RSA0017039  Solidago californica Henry J. Ramsey, Henry J. Ramsey 1937-9-2 211 Los Angeles Johnny Canyon, Angeles Crest Highway. 1524 Comment
  RSA697313  Solidago occidentalis Keith E. Hoffmaster 1933-9-24 s.n. Los Angeles Near Santa Ana. Comment
  SD227763  Soliva sessilis Louis C. Wheeler 1957-3-22 7247 Los Angeles Los Angeles; NE of old wing of Los Angeles County Museum, Exposition Park. Comment
  RSA591920  Sonchus asper L. C. Wheeler 1967-5-8 9314 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  POM155653  Sonchus oleraceus M. B. Dunkle 1928-5-13 1939 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop Comment
  RSA534008  Sonchus oleraceus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5110 Los Angeles San Clemente Island. 700 ft. ENE of North Tank and 2300 ft. due W of Jack (not Jack Point). 239 Comment
  RSA591660  Sorghum halepense L. C. Wheeler 1966-9-21 8897 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  RSA593492  Spartium junceum Steve Boyd, Micahel Wall 1996-5-16 8776 Los Angeles Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain. 585 Comment
  UCR199981  Spartium junceum Valerie Soza, L. Lubinsky 2001-5-16 1231 Los Angeles Transverse Ranges; Verdugo Mountains, Southeastern edge of Verdugo Mountains, Las Flores Motorway, above Dead Horse Canyon 473 Comment
  SBBG131930  Spergularia bocconi S. A. Junak 2000-5-19 SCa 1326 Los Angeles W side of first ridge W of Twin Rocks, ca. 0.44 mi SE of Goat Harbor 286 Comment
  RSA0097875  Spergularia bocconi Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-8 4358 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SBBG41345  Spergularia macrotheca var. macrotheca M. R. Benedict 1970-6-30 Los Angeles Ben Weston Beach Comment
  SDSU14841  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
  SD69463  Spergularia marina Robert F. Thorne 1966-4-4 35768 Los Angeles Santa Catalina Island, Catalina Harbor, Isthmus, tip of Ballast Point Comment
  SD234875  Spergularia rubra R. G. Swinney 2000-5-21 7699 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, c. 300m SW of Rincon Rd. entrance and HWY 30, on plateau W of Rincon Rd. 548 Comment
  RSA611011  Sporobolus cryptandrus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  SEINET6072157  Stachys ajugoides Unknown 1946-4-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  LA82033  Stachys albens O. H. Kappler; 1940-6-9 50 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA446608  Stachys albens Bonnie C. Templeton 1932-7-20 5015 Los Angeles Big Pines Park. 2092 Comment
  RSA708717  Stachys albens Scott D. White, Andrea Warniment 2005-9-9 11221 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  RSA713939  Stachys albens Scott D. White, Andrea Warniment 2006-7-18 11630 Los Angeles SE Tehachapi Mtns: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. 1006 Comment
  UCR259370  Stachys albens R. G. Swinney 2010-8-26 13591 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA446634  Stachys bullata Anstruther Davidson 1889-05 s.n. Los Angeles Los Angeles. Comment
  UC535356  Stachys bullata Ira W. Clokey, B. Templeton May 1929 4460 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
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Jan 1 2012
  LA52369  Stachys rigida var. rigida Carl Epling; May 1927 Los Angeles Santa Monica Mountains, Universal City, hills in rear [S] of 213 Comment
  JEPS24116  Stanleya pinnata Henry J. Thompson 1958-11-29 1833 Los Angeles along Coast Highway just se of bridge over Malibu Creek (Santa Monica Mountains); , near Malibu Creek 7 Comment
  CATA2782  Stebbinsoseris heterocarpa Robert F. Thorne 1973-4-11 42788 Los Angeles San Clemente Island: Plateau in Middle Ranch area at head of Middle Ranch Canyon 426 Comment
  UCR217430  Stellaria media R. G. Swinney 2009-3-10 10060 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA747283  Stellaria media R. G. Swinney 2008-5-30 8879 Los Angeles San Gabriel Mtns.: San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA762355  Stellaria media subsp. pallida R. G. Swinney 2009-2-20 10032 Los Angeles mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  SBBG42292  Stephanomeria diegensis M. B. Dunkle 1939-4-3 7229 Los Angeles Chenetti Cyn Comment
  UCR189934  Stephanomeria diegensis T. B. Salvato, Sandra Murcia 2007-10-18 3089 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  UCR138850  Stephanomeria parryi L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mtns., Alimony Ridge, at head of Brainard Canyon 1402 Comment
  RSA0033682  Stephanomeria spinosa Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5437 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  IRVC27332  Stephanomeria virgata A. C. Sanders, Mark Elvin 2003-8-7 27153 Los Angeles Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns. 351 Comment
  UCR223261  Stephanomeria virgata R. G. Swinney 2009-8-25 11469 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  POM184075  Stephanomeria virgata P. A. Munz 1932-8-31 12819 Los Angeles Playa Del Rey Comment
  SJSU2247  Sterculia discolor C. W. Sharsmith 1942-9-9 4514 B Los Angeles campus, Univ of Calif at Los Angeles, Westwood Comment
  RSA457863  Stillingia linearifolia Fay A. MacFadden 1931-3-30 2605 Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UC303799  Stillingia linearifolia I. M. Johnston 1918-4-27 1865 Los Angeles Temescal Canyon 365 Comment
  RSA0070281  Stipa cernua LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7002 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
  UCR190851  Stipa cernua R. G. Swinney 1990-3-23 1547 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UCR222806  Stipa hymenoides R. G. Swinney 2009-5-12 10740 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  UCR187436  Stipa lepida Gary Kovnat, LeRoy Gross 2003-2-2 008 Los Angeles Transverse Ranges: San Gabriel Mountains, Angeles National Forest, Gold Creek Ecological Preserve, south terace south descending trail 671 Comment
  UCR273046  Stipa occidentalis R. G. Swinney 2011-7-8 15488 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  SJSU7487  Stipa speciosa Lewis S. Rose 1968-4-5 68017 Los Angeles Acton, Mojave Desert 822 Comment
  SBBG70262  Streptanthella longirostris R. Hoffmann 1931-4-20 Los Angeles Lancaster Comment
  SBBG63197  Stylocline gnaphaloides R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  SFV20985  Stylocline gnaphaloides L. Gross, V. Soza 2003-5-15 911 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains north of La Tuna Canyon road. Started at end of Elben Ave., climbed north to ridgetop south of McDonald Creek, then east along ridgeline, then came back down into a small canyon at the end of Elben Place just east of where started. 534 Comment
  SFV4884  Stylocline gnaphaloides M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. 152 Comment
  RSA533448  Stylocline gnaphaloides Timothy S. Ross 1991-4-21 4538 Los Angeles Whittier Hills ( Puente Hills, pro parte) Middle Turnbull Canyon, ridgetop on N side, 1000 ft. NW of the old water tank. 280 Comment
  SBBG53205  Stylomecon heterophylla S. A. Junak 1978-4-15 SCa 26 Los Angeles dirt rd from Cherry Valley, W of Lion Head Pt Comment
  RSA535702  Suaeda taxifolia T. S. Ross 1991-5-22 5441 Los Angeles San Clemente Island, Spray [Point]. W side of island about 5300 N of Eel Point; coastal terrace 5 Comment
  PASA284  Symphoricarpos albus var. mollis Frank W. Peirson 1919-5-18 Los Angeles Monrovia Canyon 761 Comment
  POM4400  Symphoricarpos mollis P. A. Munz 1918-5-19 2270 Los Angeles Pomona. Comment
  UCD137439  Symphoricarpos mollis Daryl Koutnik 1978-4-15 368 Los Angeles Porter Ranch in the San Fernando Valley, west of Limekiln Canyon. 609 Comment
  RSA230719  Symphoricarpos rotundifolius var. parishii R. F. Thorne 1969-7-9 38522 Los Angeles San Gabriel Mountains, Angeles National Forest: just S of Big Meadow, Big Pines 2087 Comment
  CAS-BOT-BC97964  Symphyotrichum greatae F. Grinnell Jr. 1917-8-28 s.n. Los Angeles Pine Flats, San Gabriel Mountains 1615 Comment
  RSA0114818  Symphyotrichum greatae R. G. Swinney 2011-10-25 15849 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
  SBBG119065  Symphyotrichu