Search Results — 2000 specimen records retrieved (1602 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR149004  Abies concolor June Latting 1973-1-3 s.n. Los Angeles San Gabriel Mountains., Big Rock Creek site, Fenner Canyon 1707 Comment
  SBBG38790  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles China Pt Comment
  RSA764466  Abronia villosa var. villosa Doris Bowers 1957-4-25 208 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  RSA0036778  Acer macrophyllum Paul M. Inman 1983-5-8 50883 -20 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, at the first weir above Hoegee's Camp, Winter Creek. Comment
  RSA0056313  Acer macrophyllum Geo. E. Julian 1963-6-2 s.n. Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  UCSB32419  Acer macrophyllum Bonquet, Jacqueline 1960-8-16 Los Angeles Switzer's Camp, Angeles National Forest, San Gabriel Mts. 1066 Comment
  RSA226223  Achillea millefolium Gary D. Cromwell, David W. Wheat 1971-4-21 554 Los Angeles San Gabriel Mtns. In disturbed area near fire road and grassy area on ridge to west of Mystic Canyon, 2 mi. NE of Glendora in the Angeles National Forest. 571 Comment
  RSA533982  Achillea millefolium var. californica T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5102 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
  SEINET11682294  Achnatherum coronatum G. L. Fisher 1929-1 s.n. Los Angeles Glendale 244 Comment
  UCR147621  Achnatherum parishii Naomi Fraga, LeRoy Gross, B. Hogshead 2004-5-20 1194 Los Angeles Transverse Ranges; San Gabriel Mountains, North Fork of Lytle Creek, on slopes along north side of the canyon, northeast of Paiute Campground 1921 Comment
  RSA717217  Achnatherum speciosum Scott D. White, Pam DeVries 2006-5-10 11435 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SD186060  Achyrachaena mollis A. C. Sanders, T. B. Salvato 2005-4-26 29740 Los Angeles Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road. 594 Comment
  RSA630773  Achyrachaena mollis Steven A. Junak 1997-4-22 SCI- 853 Los Angeles San Clemente Island: E side of island, at SE end of westernmost of the two Twin Dam pools. 473 Comment
  SBBG96692  Acmispon argophyllus var. adsurgens S. Boyd with T. Ross, L. Arnseth 1990-4-7 4185 Los Angeles upper reaches of China Cyn Comment
  CATA1042  Acmispon argophyllus var. argenteus Mark L. Hoefs 1995-5-10 1968 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  UC1587725  Acmispon argophyllus var. argenteus Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 150 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 ft SE of the 924' BM at the E end of the old airfield landing strip. Comment
  UC1971154  Acmispon brachycarpus Louis C. Wheeler 1973-4-21 Los Angeles Foothills of Sa Gabriel Mountains: 2 miles northeast of Vincent. Comment
  LA52426  Acmispon glaber var. glaber Harlan Lewis; 1940-2-24 1084 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  SD45468  Acmispon maritimus Robert L. Dressler 1949-4-23 697 Los Angeles Southern slope of eastern Santa Monica Mountains 213 Comment
  SBBG95461  Acmispon maritimus var. maritimus M. B. Dunkle 1928-4-29 1904 Los Angeles Little Harbor Comment
  LA31697  Acroptilon repens Henry J. Thompson; 1959-10-31 14731 Los Angeles Santa Monica Mountains, Pacific Palisades, Santa Monica, Pacific Palisades 45 Comment
  RSA0037253  Acroptilon repens Sandy Leatherman, Jennifer S. Pareti, Brian Daniels 2013-4-18 2013 -1 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; a tributary upstream of Dominguez Channel, northeast of the intersection of West Artesia Blvd. and South Vermont Ave. 4 Comment
  RSA654072  Adenostoma fasciculatum Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 735 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 427 Comment
  RSA670168  Adenostoma fasciculatum Joseph M. Keefe 2001-3-19 31139 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  RSA710275  Adenostoma fasciculatum A. C. Sanders, Mark A. Elvin 2003-8-7 27152 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  UCR223460  Adenostoma fasciculatum R. G. Swinney 2009-6-8 11095 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
  RSA453177  Adenostoma sparsifolium H. L. Bauer 1932-8-12 s.n. Los Angeles Saddle Peak Santa Monica Mountains. Comment
  RSA190970  Adiantum capillus-veneris R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-19 36763 Los Angeles Santa Catalina Island: lower portion of Toyon Canyon 60 Comment
  SEINET13710316  Agathis robusta Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles San Marino, Huntington Botanical Garden Comment
  RSA0088404  Ageratina adenophora R. G. Swinney 2010-2-27 11756 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  SD215384  Ageratina adenophora Louis Wheeler 1947-4-27 6470 Los Angeles Mountain Cave: 1 mile south of Monrovia Comment
  CAS-BOT-BC15433  Agoseris grandiflora var. grandiflora Peter H. Raven 1960-5-15 15362 Los Angeles Piuma Road, 2.3 miles E of Rambla pacifica, Santa Monica Mountains 487 Comment
  RSA727254  Agoseris retrorsa R. G. Swinney 1998-6-12 6181 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
  UCR223458  Agoseris retrorsa R. G. Swinney 2009-6-8 11097 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
  RSA588919  Agoseris retrorsa Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2958 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA679991  Agoseris retrorsa LeRoy Gross, Michael Denslow 2003-6-4 977 Los Angeles Trail from Islip Saddle to Mt. Williamson 2195 Comment
  RSA0013559  Agrostis exarata Orlando Mistretta, Christine Mistretta 2011-6-30 5786 Los Angeles North Fork Mill Creek; along Forest Road 3N27 1200 Comment
  UCR256139  Agrostis idahoensis R. G. Swinney 2010-10-13 14021 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA647791  Agrostis pallens LeRoy Gross, Laura Moore 2000-6-5 227 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  UCR2550  Agrostis pallens F. M. Reed 1925-5-18 5135 Los Angeles La Canyada [La Canada] 396 Comment
  UCR173888  Agrostis stolonifera Scott D. White 2004-8-20 10732 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: west of Upper Big Tujunga Canyon Rd., c. 2 air mi N of the junction with Angeles Crest Hwy 1159 Comment
  UC205245  Agrostis viridis D. L. Crawford 1916-5-20 Los Angeles mountains above Claremont Comment
  UCR205944  Ailanthus altissima A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37069 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UC1584339  Albizia lophantha Steve Morgan 1991-3-3 Los Angeles San Dimas; sw corner of San Dimas Ave. and Arrow Hwy Comment
  UCR103750  Allenrolfea occidentalis David Charlton 1989-5-25 3192 Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  RSA79233  Allium burlewii G. R. Campbell 1952-6-28 17292 Los Angeles South slope of Mt. San Antonio (Baldy); San Gabriel Mts. 2744 Comment
  RSA70211  Allium campanulatum F. W. Peirson 1922-7-5 3192 Los Angeles Mescal Creek. 2027 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
  SDSU11551  Allium fimbriatum var. mohavense D. F Howe 1947-5-5 1531 Los Angeles North side of San Gabriel Mts., LA. Comment
  RSA70467  Allium lacunosum var. davisiae F. W. Peirson 1919-5-11 426 Los Angeles Arraster Creek, north slope of San Gabriel Mts. 853 Comment
  RSA724721  Allophyllum K. Dobry 1991-6-28 d- 872 Los Angeles Santa Monica Mts. Las Virgenes Rd. & Mulholland Hwy. at Soka Univ., E. Section Comment
  RSA26675  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  LA210847  Allophyllum glutinosum Arthur C. Gibson; 2008-7-8 5233 Los Angeles SANTA MONICA MOUNTAINS, upper Encinal Rd. Comment
  RSA295742  Alnus rhombifolia Lyman Benson 1946-1-26 11979 Los Angeles Big Dalton Canyon, Glendora. Drainage area: Pacific Slope 366 Comment
  RSA452769  Alnus rhombifolia T. S. Clare 1929-4-13 S.N. Los Angeles Topango [Topanga] Canyon. Comment
  UC1184970  Alnus rhombifolia Huron H. Smith 1912-4-30 4878 Los Angeles Mt. Wilson Comment
  RSA603079  Amaranthus albus L. C. Wheeler 1932-9-5 1346 Los Angeles San Antonio Canyon 1066 Comment
  SBBG31155  Amaranthus albus R. F. Thorne 1966-6-2 Los Angeles Echo Lake, NNE of Black Jack Mtn 411 Comment
  SBBG95450  Amaranthus albus M. B. Dunkle 1928-10-9 2004 Los Angeles Middle Ranch Cyn Comment
  RSA597276  Amaranthus blitoides T. S. Ross, Steve D. Boyd 1990-6-18 3511 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  UCR210270  Amaranthus cruentus A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37180 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, along Stanford Ave. between 111th Place and end at drainage ditch 34 Comment
  UCR17847  Amaranthus deflexus O. F. Clarke 1972-10-4 s.n. Los Angeles San Gabriel Valley, Pomona 275 Comment
  UCR143337  Amaranthus powellii Anstruther Davidson 1917-1 3299 Los Angeles Los Angeles Basin, Los Angeles 152 Comment
  UC625096  Amblyopappus pusillus F. R. Fosberg 1931-4-29 S 4718 Los Angeles toward Middle Ranch Canyon, open ridge in small canyon Cottonwood Canyon; Santa Catalina Island 140 Comment
  RSA535750  Amblyopappus pusillus Timothy S. Ross 1991-5-23 5499 Los Angeles San Clemente Island. Lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  RSA0116760  Ambrosia acanthicarpa R. G. Swinney 2010-10-5 13966 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  RSA702190  Ambrosia confertiflora Scott D. White, Pam De Vries 2004-6-14 10484 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SBBG61678  Ambrosia dumosa J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  RSA474187  Ambrosia dumosa F. R. Fosberg 1931-12-10 7147 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. 10 Comment
  RSA187661  Ambrosia psilostachya R. F. Thorne 1966-9-14 36672 Los Angeles Santa Catalina Island. Where Isthmus road crosses Cottonwood Creek 30 Comment
  RSA594933  Ambrosia psilostachya Steve Boyd, Lauren Raz 1996-10-8 8999 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  UCR126346  Ambrosia psilostachya A. C. Sanders 2003-8-6 27119 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  RSA725833  Amelanchier pallida R. G. Swinney 1997-6-25 5652 Los Angeles San Gabriel Mtns.: west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  UCR61040  Ammannia coccinea R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, in Big Dalton Canyon 366 Comment
  RSA415274  Amorpha californica H. L. Bauer 1932-4-25 15361 Los Angeles Near Topango [Topanga] P.O. Comment
Read comments
May 29 2014
  CATA155  Amsinckia intermedia Peter Henrikson 1987-5-21 117 Los Angeles Santa Catalina Island: Bulrush Canyon 243 Comment
  SFV3059  Amsinckia intermedia A. M. Johnson 1933-4-18 4196 Los Angeles Santa Monica Mountains Los Angeles. UCLA Botanical Garden. 115 Comment
  POM3940  Amsinckia intermedia C. N. Carter 1909-6-12 s.n. Los Angeles Claremont. Comment
Read comments
Oct 10 2009
  RSA0091275  Amsinckia spectabilis C. B. Liter 1928-04 s.n. Los Angeles Seal Beach. Comment
  POM368388  Amsinckia tessellata N. C. Cooper 1948-4-21 2671 Los Angeles Littlerock 762 Comment
  RSA598943  Amsinckia tessellata var. tessellata Steve Boyd, Timothy S. Ross 1997-3-21 9192 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UC1061754  Amsinckia tessellata var. tessellata P. L. Johannsen 1934-3-5 315 Los Angeles 1 mi ne Castac 457 Comment
  RSA667597  Ancistrocarphus filagineus Steve Boyd, Lee Lenz 2001-5-2 10423 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
  UCR256543  Androsace elongata subsp. acuta Anuja Parikh, Nathan Gale 2011-6-7 3421 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 4.1 km west of State Hwy 14, 2.0 km southwest of California Aqueduct 1028 Comment
  RSA507542  Anthemis cotula L. C. Wheeler 1967-6-26 9910 Los Angeles Elsmere Canyon. 457 Comment
  RSA0094358  Antirrhinum coulterianum R. G. Swinney 2011-5-31 14895 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA165715  Antirrhinum coulterianum Lawrence T. McHargue, B. Miller 1963-7-6 s.n. Los Angeles Atmore Meadow, Liebre Mtn. 1372 Comment
  UCR127059  Antirrhinum coulterianum Mark A. Elvin, Cathleen Weigand 2003-4-8 2459 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 Comment
  POM7698  Antirrhinum kelloggii Philip A. Munz, R. D. Harwood 1920-4-21 3683 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA0120030  Antirrhinum kelloggii R. G. Swinney 2014-5-19 16552 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
  RSA225665  Antirrhinum kelloggii Robert F. Thorne, Arthur C. Gibson 1971-5-22 39753 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 396 Comment
  UCD123444  Antirrhinum kelloggii James Dilley 1997-4-13 s.n. Los Angeles Santa Monica Mountains, Corral Canyon Road, 0.5 miles south of pavement's end. 1 mile down fire road. Comment
  JEPS5284  Antirrhinum multiflorum Frank W. Peirson 1918-6-30 190 Los Angeles Mt. Wilson Toll Road; San Gabriel Mountains 1143 Comment
  RSA286772  Antirrhinum multiflorum Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44775 Los Angeles San Gabriel Mts., Angeles National Forest: W of N Fork of San Gabriel River in San Gabriel Cyn. 915 Comment
  RSA607559  Antirrhinum multiflorum Louis C. Wheeler 1932-5-27 767 Los Angeles Thompson Creek Dam near Claremont 488 Comment
  RSA640967  Antirrhinum multiflorum Louis C. Wheeler 1931-7-3 s.n. Los Angeles San Gabriel Mountains: Where San Dimas- Brown's Flat trail forks, 4 miles from flats. Comment
  CAS-BOT-BC218509  Apiaceae Elizabeth McClintock 1965-7-2 239 Los Angeles Table Mountain, above Wrightwood, San Gabriel Mountains 2133 Comment
  RSA470383  Apiastrum angustifolium Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon. Comment
  UC398762  Apiastrum angustifolium Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  RSA733577  Aquilegia formosa R. G. Swinney 1998-7-29 6549 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground. 1817 Comment
  SDSU21068  Aquilegia formosa Ian Cain, Natasha Bartely 2010-6-23 1537 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  RSA585410  Arabis pulchra var. pulchra Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-5-29 2695 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  UCR193552  Aralia californica R. G. Swinney, Dave Larson 1999-6-25 7417 Los Angeles San Gabriel Mtns., south fork of Fern Canyon, NE of Browns Flat 1341 Comment
  UC472143  Arceuthobium campylopodum J. Ewan 1929-9-4 3564 Los Angeles w slope of Job's Peak San Bernardino Mtns 1524 Comment
  SEINET11988232  Arctostaphylos catalinae A. Seneres, Seneres, M.; Hoefs, M. L. 1981-1 s.n. Los Angeles Blackjack Canyon Rd & Airport Rd, Santa Catalina Island Comment
  RSA587284  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-5-17 2561 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
  UC1120247  Arctostaphylos glandulosa subsp. mollis A. Lewis Feb 1934 255 Los Angeles head of San Francisquito Canyon Angeles National Forest, Elizabeth Lake Quadrangle Comment
  UC281359  Arctostaphylos glandulosa subsp. zacaensis H. E. McMinn 1935-6-21 3916 Los Angeles Mulholland Drive between Sepulveda Canyon Topanga Canyon Comment
  LA42416  Arctostaphylos glauca O. A. Plunkett; 1926-4-3 sn Los Angeles Devil's Punch Bowl, Little Rock Comment
  RSA623703  Arctostaphylos glauca Scott D. White 1998-4-30 6361 Los Angeles Wrightwood Area: Sheep Creek and adjacent lower +/- E-facing mountain slopes. 1645 Comment
  RSA631581  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22012 Los Angeles Dirt road between Chilao and Mill Creek Summit, 4.8 km east of turnoff to Pacifico Mountain. 1720 Comment
  RSA631642  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15635 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  SD52454  Arctostaphylos glauca Benjamin C. Stone Oct 1952 190 Los Angeles San Gabriel Mtns., San Dimas Canyon 609 Comment
  RSA0087357  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15751 Los Angeles Santa Clara Divide Rd. (3N17), 2 km off Sand Canyon Rd., San Gabriel Mountains. 900 Comment
  RSA167625  Arctostaphylos glauca var. glauca P. H. Raven, R. F. Thorne 1964-5-7 19020 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA634339  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22074 Los Angeles Northern end of Crystal Lake Campground, San Gabriel Mountains. 1850 Comment
  RSA634744  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20612 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.3 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1705 Comment
  RSA634887  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20448 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA639163  Arctostaphylos patula Valerie L. Soza, LeRoy Gross 1999-9-14 645 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  RSA748463  Arctostaphylos patula R. G. Swinney 2001-8-18 8050 Los Angeles Mt. Baden-Powell 2854 Comment
  UCR203111  Arctostaphylos patula R. G. Swinney 2001-8-27 8105 Los Angeles San Gabriel Mountains, Mt. Burnham, west of Mt. Baden-Powell 2743 Comment
  CDA10102  Arctotheca prostrata A. C. Sanders, Andy Thompson 2003-4-15 26008 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence Comment
  RSA603625  Arenaria macradenia var. arcuifolia Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10025 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle at head of North Fork Fish Canyon, north of Atmore Meadows and south of Oak Flat, along Forest Service road 7N23 4.2 miles west of junction with 7N08. 1719 Comment
  RSA226820A  Arenaria macradenia var. arcuifolia R. F. Thorne, C. W. Tilforth 1971-6-29 40688 Los Angeles Aliso Creek, 1.5 mi. E. of confluence. 854 Comment
  UC8109  Arenaria macradenia var. macradenia H. M. Hall 1899-6-1 1276 Los Angeles San Antonio Mountains, Schwartout Canyon 1981 Comment
  RSA0057890  Argemone munita Richard G. Swinney 2010-9-7 13683 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  SBBG62405  Artemisia biennis unknown 1895-1 Los Angeles Los Angeles County [no specific locality] Comment
  RSA29637  Artemisia californica Joseph A. Ewan 1932-10-22 10806 Los Angeles Catalina Island. Above Avalon Comment
  SBBG128115  Artemisia californica D. Kasang, S. Lawrence-Gomez, A. Cheung, M. Zou, S. Ratay 2011-7-1 2 Los Angeles Deer Valley Trail 4 Comment
  POM015553  Artemisia californica Fay A. MacFadden 1929-10-3 1320 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  POM6092  Artemisia douglasiana D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  RSA0021484  Artemisia dracunculus Duncan S. Bell, Caitlin Elam 2013-7-11 5356 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA0110755  Artemisia dracunculus R. G. Swinney 2011-10-25 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. 1001 Comment
  UCR190277  Artemisia dracunculus R. G. Swinney 1998-8-1 6612 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  RSA729322  Artemisia ludoviciana R. G. Swinney 1999-7-28 7576 Los Angeles East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch. 732 Comment
  UC1746112  Artemisia nova Annetta M. Carter, Arthur Carter 1935-9-13 989 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  SD51901  Arthrocnemum subterminale Peter H. Raven 1962-7-12 18039 Los Angeles San Clemente Island; above rocky beach just west of North Head. 6 Comment
  SDSU750  Arundo donax A. H. Gallup 1949-2-21 311 Los Angeles Lasca, north end of meadow. Pacific Slope 152 Comment
Read comments
Apr 29 2015
  POM320290  Asclepias eriocarpa Greg Wright 1971-6-22 181 Los Angeles West of Roughrider Rd., southwest of Live Oak Canyon Dam, Northwest of Claremont 480 Comment
  IRVC28693  Asclepias fascicularis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25471 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  RSA549235  Asclepias fascicularis Scott D. White 1992-10-8 872 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  SEINET179624  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1524 Comment
  RSA0127460  Asclepias fascicularis Louis C. Wheeler 1967-7-18 10076 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  CATA1321  Aspidotis californica Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2416 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 243 Comment
  RSA0092548  Aspidotis californica Richard G. Swinney, Chris Clarke, Veronica Pallan 2011-4-5 14349 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
  RSA632936  Aspidotis californica Valerie L. Soza, Kent Hughes 1999-6-17 542 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UCR223264  Aster greatae R. G. Swinney 2009-8-19 11449 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  RSA0045429  Aster greatae Wendy Boes 2009-6-23 2009 -028 Los Angeles San Gabriel Mountains; Golden Cup Oak plantation, Falls springs, RD 62. 1371 Comment
  UCR277396  Astragalus douglasii R. G. Swinney 2010-6-1 13165 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  OBI13362  Astragalus douglasii var. douglasii Wesley O. Griesel 1962-6-7 s.n. Los Angeles Big Pines, San Gabriel Mts 1067 Comment
  RSA593454  Astragalus douglasii var. douglasii Steve Boyd 1996-4-24 8641 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  CATA2018  Astragalus gambelianus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 530 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 51 Comment
  UCR184539  Astragalus gambelianus A. C. Sanders, T. B. Salvato 2007-4-24 33510 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  RSA415577  Astragalus lentiginosus var. albifolius Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  UC130906  Astragalus lentiginosus var. albifolius Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  RSA596973  Astragalus leucolobus R. G. Swinney 1996-5-27 4864 Los Angeles Eastern San Gabriel Mountains: N of Wrightwood, E of Table Mountain, ca. 0.25 mile SE of Smithsonian Observatory 2195 Comment
  CATA2288  Astragalus nevinii Howard L. Ferguson 1980-3-10 100 Los Angeles San Clemente Island: Growing on stabilized dunes just N of Western end of new airfield 7 Comment
  SEINET893400  Astragalus tribuloides J. E. Deisler 1984-1 651 Los Angeles Santa Catalina Island; Little Harbor; roadside. 0 Comment
  JEPS85531  Astragalus trichopodus var. lonchus Dick Arnold 1985-1-17 Los Angeles about 1 mi se of intersection of Palos Verdes Drive South with Forrestal (town of Rancho Palos Verdes); town of Rancho Palos Verdes 121 Comment
  CAS-BOT-BC194043  Astragalus trichopodus var. lonchus E. R. Blakley 1962-10-3 5389 Los Angeles East side of Blackjack Mt. at junction of road to Whites Landing, Santa Catalina Island 396 Comment
  RSA415743  Astragalus trichopodus var. lonchus Floy Stanley 1928-3-18 14538 Los Angeles El Segundo. Comment
  SBBG44298  Astragalus trichopodus var. lonchus M. R. Benedict 1967-4-4 Los Angeles N side of Pacific Coast Hwy, 0.25 mi E of Encinal Cyn Rd Comment
  RSA595999  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-2 9253 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA624470  Astragalus trichopodus var. phoxus L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Near the mouth, east side Little Tujunga, near BM. 1227. 396 Comment
  UCR125384  Athysanus pusillus A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25727 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  UCR261127  Athysanus pusillus R. G. Swinney 2010-2-27 11729 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
  SBBG13701  Atriplex argentea var. expansa P. H. Raven 1962-7-10 17964 Los Angeles summit of island above Wilson Cove 137 Comment
  SEINET3930637  Atriplex canescens Grant D. Brown 1950-3-31 529 Los Angeles 2 miles S. of Caswell on highway #99.; 0 Comment
  RSA0086784  Atriplex canescens subsp. canescens R. G. Swinney 1989-10-28 14065 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Canyon Debris Basin. 360 Comment
  CAS-BOT-BC168274  Atriplex canescens var. canescens Ernest C. Twisselmann 1961-10-31 6684 Los Angeles Liebre Mountains: Leona Valley 853 Comment
  CATA3045  Atriplex coulteri Amy Catalano 2016-3-22 055 Los Angeles Santa Catalina Island: Northeast of end of first Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, top of dry, rocky ridge 292 Comment
  RSA190907  Atriplex coulteri R. F. Thorne 1967-5-18 36860 Los Angeles Middle Bulrush canyon, Santa Catalina Island. 243 Comment
  RSA3031  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  UC1234696  Atriplex lentiformis subsp. lentiformis Peter H. Raven 1962-5-7 17580 Los Angeles just above coast 1 mi s Wilson Cove (San Clemente Island); , s of Wilson Cove 6 Comment
  SBBG98641  Atriplex leucophylla T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5088 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  RSA706655  Atriplex micrantha A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley. 300 Comment
  CAS-BOT-BC180911  Atriplex pacifica A. J. McClatchie 1893-9-13 413 Los Angeles Catalina Comment
  CAS-BOT-BC180916  Atriplex pacifica Alice Eastwood 1906-6-2 182 Los Angeles San Pedro Comment
  CAS-BOT-BC176354  Atriplex parryi Roxana S. Ferris 1918-6-12 913 Los Angeles In streets, Lancaster Comment
  UC221401  Atriplex phyllostegia H. M. Hall 1922-12-6 Los Angeles near Oban; Antelope Valley, near Oban Comment
  UCR47302  Atriplex rosea D. L. Koutnik 1978-9-3 s.n. Los Angeles NW of the jct of Saticoy and Winnetka in the San Fernando Valley 244 Comment
  RSA535688  Atriplex semibaccata T. S. Ross 1991-5-22 5444 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  SBBG98648  Atriplex semibaccata T. Ross 1991-5-20 5355 Los Angeles un-named knoll ca. 5100 ft S of Wilson Cove settlement, gradual N slope 2750 ft NNW of the 750' Benchmark 217 Comment
  RSA692081  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-8-28 25598 Los Angeles NE end of Santa Susana Mts.: Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusment park 360 Comment
  CAS-BOT-BC176785  Atriplex spinifera Ralph Hoffmann 1932-4-27 s.n. Los Angeles 6 miles w. of Lancaster Comment
  UCR216907  Atriplex suberecta R. G. Swinney 2009-3-16 10128 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  LA10997  Avena fatua Monte Lloyd; 1950-7-11 500711p 1148 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  CATA1703  Avena sativa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3020 Los Angeles Santa Catalina Island: Parson's Landing 4 Comment
  UCR123364  Baccharis glutinosa A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25486 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley 300 Comment
  UCR119060  Baccharis pilularis Jeremiah George 2000-9-21 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Forrestal Quarry, open space north of Forrestal Dr. near the boundary with Rolling Hills 244 Comment
  UCR241694  Baccharis plummerae Dan S. Cooper 2012-7-29 712- 80 Los Angeles Western Transverse Range; Santa Monica Mtns., La Tuna Canyon, about 1.2 way down one-way section of road toward PCH 271 Comment
  CHSC3738  Baccharis salicifolia Susie Boergadine 1966-5-12 Los Angeles San Raphael Mts. 213 Comment
  CHSC55841  Baccharis salicifolia L. P. Janeway 1988-12-24 3163 Los Angeles Puente Hills, between Whittier and La Puente. Low in Arroyo San Miguel. 175 Comment
  RSA0068236  Baccharis salicifolia R. G. Swinney 2010-3-22 12085 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  RSA127873  Baccharis salicifolia Peter H. Raven 1959-2-15 13792 Los Angeles Franklin Canyon 2.3 miles south of Mulholland Drive. 290 Comment
  RSA624053  Baccharis salicifolia L. C. Wheeler 1967-5-23 9695 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  SD51928  Baccharis salicifolia Peter H. Raven 1962-5-8 17629 Los Angeles San Clemente Island; dunes on wester side, 0.3 miles from the ocean, opposite Wilson Cove. 10 Comment
  UCR139004  Baccharis salicifolia L. C. Wheeler 1961-6-13 7876 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCSB27664  Baccharis salicifolia Lavinger, S. 1975-10-27 Los Angeles On Bear Divide 1 mile west from its junction with Little Tujunga Road; Little Tujunga Canyon 609 Comment
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Nov 12 2014
  JEPS49063  Baccharis salicifolia subsp. salicifolia Lewis S. Rose 1966-12-18 66113 Los Angeles Santa Monica Mountains, Franklin Canyon 335 Comment
  UC1118917  Baccharis salicifolia subsp. salicifolia G. T. Nordstrom 1935-1-8 308 Los Angeles 4 1/2 mi e Bear Mtn.; Tejon Quad. 944 Comment
  UC1587685  Baccharis salicina Tim Ross 1991-3-9 4166 Los Angeles 300 ft sw of Colima Rd x Camino del Sur; Whittier Hills (Puente Hills, pro parte) 213 Comment
  CAS-BOT-BC100028  Balsamorhiza deltoidea Ernest C. Twisselmann 1962-4-18 6970 Los Angeles Tejon Ranch: Oso Canyon at Oso Corrals 1005 Comment
  HSC24485  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles San Gabriel Mtns., Angeles National Forest, upper part of meadow at Big Pines 2088 Comment
  SEINET10482044  Barbarea vulgaris Lenington 1927-1-1 LENINGTON s.n. Los Angeles Pomona. A common weed. Comment
  CDA2973  Bassia hyssopifolia T. C. Fuller 1965-9-2 14170 Los Angeles Mojave Desert; West side of Highway 6 to Mojave, 3 miles north of Lancaster. 0 Comment
  CLARK-A1528-5652  Bassia hyssopifolia John C. Roos 1937-6-29 Los Angeles Malibu Beach Comment
  CAS-BOT-BC75751  Berberis nevinii Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Big Tejunga Wash near San Fernando. Comment
  CAS-BOT-BC75752  Berberis nevinii J. Ewan 1929-12-29 3734 Los Angeles Pacoima Wash, east of San Fernando. Comment
  SD69452  Bergerocactus emoryi Robert F. Thorne, P. Everett 1965-6-24 35050 Los Angeles Santa Catalina Island: abundant on several acres of rocky southwest-facing slopes on ridge between Little Harbor and mouth of Cottonwood Canyon. (IPB 6/07) 60 Comment
  SEINET9119242  Bergerocactus emoryi F. Boutin 1967-1 1697 Los Angeles San Clemente Island: W side of island, near Eel Pt. Comment
  RSA716542  Bituminaria bituminosa Andrea Edwards, Brian Edwards 2006-7-15 118 Los Angeles Monrovia Canyon Park, along trail about 100 yards from Nature Center at first switchback; in drainage below culvert. 488 Comment
  RSA0092326  Blitum californicum R. G. Swinney 2011-3-17 14117 Los Angeles San Gabriel Mountains: Glendora, north of Mull Canyon debris basin 366 Comment
  CLARK-A1528-1518  Bloomeria crocea John C. Roos 1958-5-2 Los Angeles Brentwood Comment
  SEINET3884836  Bloomeria crocea K. Dobry 1991-5-22 d 639 Los Angeles Ne section of Soka University, 1 mi east of Los Virgenes Rd. off Mulholland Hwy. Santa Monica Mountain.; 0 Comment
  RSA590339  Bloomeria crocea var. crocea Timothy S. Ross 1993-4-21 6852 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit. 426 Comment
  RSA0128749  Boechera californica Scott D. White, Justin M. Wood 2009-5-6 12650 -A Los Angeles San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA164827  Boechera californica Wesley O. Griesel 1963-5-26 798 Los Angeles View Point near Big Pines. 2287 Comment
  CAS-BOT-BC136678  Boechera pulchra R. G. Swinney 2009-5-12 10718 Los Angeles Transverse Range; San Gabriel Mtns.: Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  CAS-BOT-BC14585  Boechera pulchra Alice Eastwood; John Thomas Howell 1937-4-26 3968 Los Angeles Near Palmdale. Comment
  UC314532  Boechera repanda Marcus E. Jones, A. M. 1926-7-8 Los Angeles San Antonio Peak Comment
  UCD169667  Bolboschoenus robustus Louis C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. 116 Comment
  SBBG17974  Bothriochloa barbinodis E. R. Blakley 1963-4-9 5566 Los Angeles above Pebbly Beach along Terrace Drive 106 Comment
  SEINET3128293  Bothriochloa barbinodis G. B. Grant 41 Los Angeles Pasadena Comment
  CATA1961  Bowlesia incana F. R. Fosberg 1931-3-20 Los Angeles Santa Catalina Island: Hamilton Canyon 25 Comment
  LA201701  Boykinia rotundifolia Arthur C. Gibson; 2001-5-18 4830 Los Angeles SANTA MONICA MOUNTAINS, Big Sycamore Canyon, Point Mugu State Park, near boundary of Point Mugu State Park and Circle X. Comment
  UCR271206  Boykinia rotundifolia R. G. Swinney 2011-11-1 15970 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  RSA187982  Brachypodium distachyon R. F. Thorne 1965-6-22 34868 Los Angeles Santa Catalina Island: Above pebbly beach S of Lookout Point. 30 Comment
  SBBG80264  Brachypodium distachyon F. R. Fosberg 1931-5-22 4964 Los Angeles just above Isthmus Harbor 3 Comment
  SD69363  Brachypodium distachyon P. Everett 1965-5-11 34567 Los Angeles N beach of Little Harbor, Santa Catalina Island. 2 Comment
  UCR259671  Brassica geniculata R. G. Swinney 2010-4-1 12133 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR108349  Brassica napus L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles, NW corner of W Pico Blvd. and S Figueroa St. 72 Comment
  SDSU2617  Brassica nigra D. F. Howe 1915-6-3 67 Los Angeles Claremont. Comment
  UCR175282  Brassica nigra Jennifer H. Jones 2006-5-27 339 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns, South Hills Park Glendora. east of Grand Avenue and south of Alosta Avenue 244 Comment
  RSA0105000  Brickellia californica R. G. Swinney 2011-10-25 15865 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
  CAS-BOT-BC106147  Brickellia nevinii Ernest Braunton 1902-7-8 517 Los Angeles Sherman Comment
  IRVC26170  Brickellia nevinii A. C. Sanders, Mark A. Elvin 2003-6-18 26962 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  UC311625  Brickellia nevinii Geo. L. Moxley 1917-9-3 627 Los Angeles Eaton Canyon, San Gabriel Mountains San Gabriel Mountains, Eaton Canyon Comment
  UCR133672  Brickellia nevinii Anuja Parikh, Nathan Gale 2003-6-24 s.n. Los Angeles Western Transverse Range/Santa Clara River Watershed, Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, NW of Del Valle 457 Comment
  UCR95519  Brickellia nevinii Steve Boyd, L. Raz 1996-10-8 8992 Los Angeles Liebre Mountains, Bouquet Canyon, c. 1.7 mi south of the junction with Forest Service Road 6N08 561 Comment
  POM364053  Bromus Robert M. Perkins 1936-3-19 188 Los Angeles San Marino. Comment
  LA14241  Bromus arizonicus Marjorie Bowler; 1931-11-11 Los Angeles Ditch below National Blvd Comment
  OBI52711  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  SBBG83255  Bromus arizonicus M. Daily 1986-4-7 Los Angeles Bird Rock Comment
  RSA653129  Bromus berteroanus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21990 Los Angeles San Gabriel Mountains: Soledad Pass area at N foot of mtns, ca. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation., (34 deg 28'58''N, 118 deg 07'24''W) 1000 Comment
  UCR88700  Bromus carinatus Scott D. White, Chet McGaugh 1995-5-9 3010 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  SEINET943635  Bromus carinatus var. carinatus Louis C. Wheeler 1970-1 s.n. Los Angeles Los Angeles, Lyon and Vignes St. Comment
  SEINET935048  Bromus carinatus var. marginatus Louis C. Wheeler 1968-1 s.n. Los Angeles San Gabriel Mountains: Head of Mattox Canyon at Santa Clara Divide Road Comment
  POM364002  Bromus catharticus Anstruther Davidson 1917-07 3258 Los Angeles Los Angeles Comment
  POM364006  Bromus catharticus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  SEINET10523291  Bromus catharticus Louis C. Wheeler 1967-7-30 Wheeler 10281 Los Angeles San Gabriel Mountains. trail Canyon, Tom Lucas campground. T3N R13W. 945 Comment
  SBBG19156  Bromus catharticus var. catharticus M. A. Piehl 1963-12-8 631118 Los Angeles lower edge of active dune along W end of airfield runway, West Cove 18 Comment
  RSA187986  Bromus diandrus R. F. Thorne, Percy C. Everett 1965-6-23 34948 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. Comment
  RSA659813  Bromus diandrus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 108 Los Angeles San Clemente Island. Comment
  UCD59485  Bromus diandrus Robert F. Thorne; P. C. Everett 1964-2-7 33453 Los Angeles At lower end of Pebbly Beach Canyon, E end of Santa Catalina Island. 76 Comment
  CAS-BOT-BC155594  Bromus grandis Louis C. Wheeler 1936-6-8 4134 Los Angeles Bell Canyon, San Gabriel Mountain. 701 Comment
  RSA577555  Bromus grandis L. C. Wheeler 1936-6-8 4134 Los Angeles San Gabriel Mountains: Bell Canyon. 701 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
  UCR11923  Bromus grandis P. H. Raven 1960-5-15 15354 Los Angeles Western Transverse Range; Santa Monica Mtns., Piuma Road, 2.1 mi east of Rambla Pacifica 488 Comment
  SBBG95277  Bromus hordeaceus M. B. Dunkle 1928-4-29 1916 Los Angeles Little Harbor Comment
  UCR165234  Bromus hordeaceus A. C. Sanders, Helen Kennedy 2005-4-13 29475 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  LA13831  Bromus madritensis subsp. rubens Marjorie Bowler; 1937-10-26 70 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  UCR11921  Bromus rubens P. H. Raven, H. J. Thompson 1960-4-13 15073 Los Angeles Western Transverse Range; Santa Monica Mtns., NW slope of Mt. Hollywood 335 Comment
  UCR281999  Bromus rubens R. G. Swinney 2014-5-7 16418 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA626517  Bromus sterilis Scott D. White 1998-6-10 6710 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  RSA0106864  Bromus tectorum R. G. Swinney 2011-8-5 15610 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  UC535529  Calandrinia breweri Ira W. Clokey, B. Templeton Mar. 1929 4524 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  IRVC28844  Calandrinia ciliata Mark A. Elvin, Cathleen Weigand 2003-4-8 2465 Los Angeles Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks Santa Clarita Valley 351 Comment
  LA94807  Calandrinia ciliata Frank Almeda; Kei Nakai 1976-4-5 TCSP 11 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, field next to Felty's Rd opposite the pond 365 Comment
  UC7729  Calandrinia ciliata J. H. Barber 1897-1-30 40 Los Angeles Ballona Hills Comment
  SBBG17349  Calochortus albus K. A. Wilson 1962-4-23 1263 Los Angeles Old Topanga Cyn Blvd Comment
  CAS-BOT-BC132271  Calochortus catalinae Geo. B. Grant; Walter Wheeler 1904-4-21 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC132276  Calochortus catalinae Carl Epling 1931-5-9 s.n. Los Angeles Los Alisos Canyon Comment
  SBBG117103  Calochortus catalinae S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1567 Los Angeles Bottom Fern Cyn (one of the middle S forks of Cottonwood Cyn), along rd into Fern Cyn, ca. 0.3 mi upstream from jct with Cottonwood Cyn Rd 161 Comment
  UC1348967  Calochortus catalinae Robert F. Thorne 1966-4-4 35780 Los Angeles ne of Isthmus Cove; Santa Catalina Island, Blue Cavern Point 30 Comment
  SBBG122014  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-28 749 Los Angeles Bee Cyn just N of Soledad Cyn Rd, 0.3 km NE of confluence of Bee Cyn and Santa Clara River; SE Liebre Mtns 585 Comment
  RSA68349  Calochortus invenustus Verne Grant, Alva Grant 1951-6-11 16036 Los Angeles Hwy 2, Charlton Flats, San Gabriel Mountains 1677 Comment
  UCSB42663  Calochortus kennedyi Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road, 3.3 mi west of Hwy 5 981 Comment
  CAS-BOT-BC132481  Calochortus plummerae Marion Ownbey; Ruth P. Ownbey 1938-6-27 1666 Los Angeles Mouth of Los Alisos Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC132486  Calochortus plummerae Ernest Braunton 1901-6-5 131 Los Angeles Hills near Sherman Comment
  JEPS61715  Calochortus splendens Frank W. Peirson 1922-6-4 3089 Los Angeles Soledad Canyon San Gabriel Mountains 457 Comment
  RSA369058  Calochortus splendens Robert L. Dressler 1949-6-19 895 Los Angeles Johnstone Peak, vicinity, San Gabriel Mts. 854 Comment
  SD43363  Calochortus splendens Darley F. Howe 1948-5-4 1744 Los Angeles Mint Canyon. Comment
  UCR20280  Calochortus splendens T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, 0.3 mi below Alder Saddle on 5N04, along South Fork of Little Rock Creek 1677 Comment
  RSA369051  Calochortus striatus Anstruther Davidson 1893-5-10 s.n. Los Angeles Lancaster. Comment
  UCR124647  Calycadenia tenella B. C. Templeton, I. W. Clokey 1936-5-18 5662 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  POM4960  Calycadenia tenella W. R. Shaw 1900-6-14 s.n. Los Angeles Claremont. Comment
  POM11604  Calycoseris parryi Philip A. Munz 1921-6-18 4673 Los Angeles head of Sheep Creek. 1524 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
  UCR252881  Calyptridium monandrum R. G. Swinney 2010-5-11 12662 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
  RSA0083306  Calystegia macrostegia R. G. Swinney 2010-3-22 12039 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  LA50069  Calystegia macrostegia subsp. cyclostegia F. R. Fosberg; 1932-5-7 8138 Los Angeles Santa Catalina Island, Coach Rd. above Hamilton Canyon 220.0 Comment
  RSA592473  Calystegia macrostegia subsp. macrostegia Mark Hoefs 1973-3-11 55 Los Angeles Santa Catalina island; near Renton Mine Road. 213 Comment
  SEINET4077935  Calystegia macrostegia subsp. macrostegia R. Moran 1941-1 593 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  RSA716899  Calystegia occidentalis subsp. fulcrata LeRoy Gross, Bryan Carey 2006-6-20 2522 Los Angeles Straight across road (3N17.6) from the sign to enter into Messenger Flats Campground, west of Mount Gleason. 1799 Comment
  RSA599661  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-5-1 9679 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  SBBG8209  Calystegia peirsonii A. Parikh, N. Gale 1999-5-22 LA- 6 Los Angeles Rio Dulce site, S of Agua Dulce and Hwy 14, E of Agua Dulce Cyn Rd, N of Soledad Cyn 750 Comment
  RSA712217  Calystegia peirsonii Andrea Warniment 2005-4-8 ADW- 004 Los Angeles Transverse Ranges; Castaic Lake region: Victoria Debris Basin, on lower slope in sage scrub habitat. 415 Comment
  RSA764505  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2591 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  RSA647978  Camissonia bistorta Michelle Manolovitz, Brian Manolovitz 1992-5-5 11 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet north of park office. Comment
  UCR232524  Camissonia boothii subsp. desertorum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8024 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, in abandoned trailer park, 120 m W of Sierra Highway, 660 m north of Avenue F 703 Comment
  RSA466156  Camissonia californica G. R. Johnstone 1930-9-14 s.n. Los Angeles San Gabriel Mountains. Edison Road above Dark Canyon. Comment
  JEPS31513  Camissonia campestris I. W. Clokey and B. C. Templeton 1930-4-8 4653 Los Angeles w Lanchaster 400 Comment
  RSA567170  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3908 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  POM271982  Camissonia cheiranthifolia subsp. suffruticosa Arthur L. Cohen 1934-8-2 511 Los Angeles Ocean Park, California. Comment
  RSA0106727  Camissonia hirtella R. G. Swinney 2011-5-31 14927 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA654031  Camissonia hirtella Valerie L. Soza, Laura Moore 2000-5-10 833 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines 595 Comment
  RSA679931  Camissonia hirtella LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 942 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  RSA779208  Camissonia hirtella R. G. Swinney 2009-6-8 11076 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA595939  Camissonia hirtella Louis C. Wheeler 1967-5-9 9411 Los Angeles San Gabriel Mountains. Aliso Canyon. 945 Comment
  POM10144  Camissonia ignota P. A. Munz, R. D. Harwood 1920-4-21 3692 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA0118853  Camissonia kernensis subsp. gilmanii A. C. Sanders 2007-4-25 33586 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  RSA0106117  Camissonia micrantha R. G. Swinney 2011-3-15 14073 A Los Angeles San Gabriel Mountains; Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  RSA182327  Camissonia micrantha J. Olmstead 1962-4-30 3409 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  RSA774959  Camissonia pallida R. G. Swinney 2009-5-6 10681 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR282042  Camissonia pallida subsp. pallida R. G. Swinney 2014-4-18 16111 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
  SBBG60517  Camissonia strigulosa R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  LA82393  Camissoniopsis cheiranthifolia subsp. suffruticosa O. H. Kappler; 1941-2-27 92 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  RSA645327  Cannabis sativa Steve Boyd 2000-5-12 10305 Los Angeles San Bernardino Basin; Claremont: South side of Foothill Blvd. ca. 50-100 m east of the intersection with Claremont Blvd. Comment
  SBBG128315  Capsella bursa-pastoris M. L. Hoefs 1991-4-8 1083 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  RSA0105201  Cardamine hirsuta R. G. Swinney 2011-3-15 14085 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn., east portion of park. 244 Comment
  CAS-BOT-BC37897  Cardamine oligosperma Jerome S. Horton 1941-4-4 589 Los Angeles Angeles Forest. San Dimas Canyon on trail to flumes 4 and 5. 609 Comment
  UCR205524  Carduus pycnocephalus A. C. Sanders, T. B. Salvato 2009-5-19 36815 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR223593  Carex R. G. Swinney 2009-6-8 11082 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
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Sep 12 2018
  SEINET10644376  Carex Gost 1925-2-28 GOST 6284 Los Angeles Comment
  RSA230247  Carex alma Robert F. Thorne 1969-7-2 38250 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flat burn (of 1954) 1601 Comment
  RSA602982  Carex alma L. C. Wheeler 1967-7-15 10030 Los Angeles Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  CAS-BOT-BC17666  Carex alma Frank W. Peirson 1918-5-21 1636 Los Angeles San Gabriel Mountains. Arroyo Seco Canyon. Comment
  RSA191176  Carex alma Robert F. Thorne 1967-7-19 37160 Los Angeles San Gabriel Mountains. 1981 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
  RSA720400  Carex aurea R. G. Swinney 1997-7-23 5736 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  RSA230702  Carex douglasii Robert F. Thorne 1969-7-9 38548 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station 2134 Comment
  UCR269124  Carex fracta Orlando Mistretta, Christine Mistretta 2011-6-23 5728 Los Angeles San Gabriel Mountains, Aliso Canyon drainage, near head of Gleason canyon, west of the junction of Forest Service Road 4N24 1679 Comment
  RSA597028  Carex multicaulis Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3881 Los Angeles San Gabriel Mountains. Natural depression SSW of Crystal Lake 1692 Comment
  UCR238474  Carex multicaulis Orlando Mistretta, Christine Mistretta 2008-5-20 3141 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 95 per TRTP Survey 2008), Rincon Red Box Road, west Fork San Gabriel River, north slope of Monrovia Peak 1453 Comment
  SEINET10652996  Carex multicaulis Jason R. Grant, W. Wheeler 1904-5-17 Grant 138 /6223 Los Angeles Mt. Wilson 2 Comment
  CAS-BOT-BC119736  Carex nebrascensis Grace Cole Fleischman 1948-8-8 s.n. Los Angeles 1996 Monte Vista St. Pasadena. Comment
  RSA660255  Carex schottii Orlando Mistretta, Peter L. Morrell 1992-6-4 503 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SEINET7574465 Image available Carex schottii Louis C. Wheeler 1967-5-24 9755 Los Angeles San Gabriel Mountains, Indian Canyon, near mouth. 701 Comment
  UCR190254  Carex spissa R. G. Swinney 2000-5-25 7785 Los Angeles San Gabriel Mtns., Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon 238 Comment
  RSA229088  Carex subfusca Robert F. Thorne 1969-7-29 38850 Los Angeles wet, open N facing slope above Angeles Crest Hwy, N and below Lily spring at headwaters of S fork, Big Rock Creek, ca 2 mi. S of Dawson Saddle 2317 Comment
  RSA597989  Carex triquetra L. Raz, Michael Wall 1997-3-17 75 Los Angeles Santa Catalina Island. Cape Canyon (trending southwest to northeast) via road from Middle Ranch. 244 Comment
  UC57002  Castilleja affinis subsp. affinis Ernest Braunton 1902-4-29 250 Los Angeles North Pomona Comment
  LA32222  Castilleja applegatei subsp. martinii Peter H. Raven; 1959-5-3 14084 Los Angeles SANTA MONICA MOUNTAINS, Woodrow Wilson Dr, 1.2 mi E of Laurel Canyon. 350 Comment
  RSA191118  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1967-6-25 37102 Los Angeles upper portion of Evey Canyon 884 Comment
  RSA654204  Castilleja applegatei subsp. martinii Kelly Middleton, David Middleton 1988-5-8 4 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt Baldy Road intersection. 1220 Comment
  OBI70596  Castilleja foliolosa Steve Boyd, Lauren Raz 1997-3-31 9436 Los Angeles Liebre Mts Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre Mtn Comment
  RSA400551  Castilleja foliolosa Elbert Benjamine 1929-3-2 43 Los Angeles Dry hilltop, Tujunga Comment
  RSA400558  Castilleja foliolosa Fordyce Griffiths Jr. 1910-5-5 s.n. Los Angeles Arroyo Seco near Pasadena 366 Comment
  RSA400560  Castilleja foliolosa Tom Burch 1940-3-3 s.n. Los Angeles Castaic. 610 Comment
  RSA587156  Castilleja foliolosa Orlando Mistretta 1995-4-28 1652 J Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 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
  RSA0091333  Castilleja miniata var. miniata R. G. Swinney 2011-8-17 15636 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  JEPS16153  Castilleja minor subsp. spiralis Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4207 Los Angeles 0.7 mi below Diamond Public Camp (junction (confluence of) n fork and main fork of Pacoima Creek); San Gabriel Mountains, Pacoima Creek 1055 Comment
  SEINET3079752 Image available Castilleja pinetorum Mary V. Hood 1945-5-1 C- 2217 Los Angeles Tapia Park Area, Santa Monica Mountains. 300 Comment
  RSA552396  Castilleja plagiotoma D. Charlton 1990-5-12 4219 Los Angeles Kentucky Springs, Sierra Highway; northern edge of Angeles National Forest. 1037 Comment
  RSA679965  Castilleja plagiotoma LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 848 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  SEINET3155948  Casuarina equisetifolia G. B. Grant 145 Los Angeles Pasadena Comment
  CAS-BOT-BC38142  Caulanthus amplexicaulis Scott D. White 1997-6-29 5399 Los Angeles San Gabriel Mountains. Mount Baldy Village Area. San Antonio Canyon below San Antonio Falls. 2011 Comment
  UCR184353  Caulanthus amplexicaulis A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller, et al 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 976 Comment
  UCR271573  Caulanthus amplexicaulis R. G. Swinney 2011-5-19 14789 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  UC1126947  Caulanthus coulteri A. D. Gifford 1935-3-6 443 Los Angeles 2-8/10 mi sw Red Mtn; Tejon Quad., Angeles National Forest Comment
  UCR160852  Caulanthus coulteri Wandalee Thompson 1971-4-15 90 Los Angeles Western Treansverse Range, Juday Flats Road, north of Pine Canyon Road, 6 miles west of Elizabeth Lake 1037 Comment
  UCR259229  Caulanthus coulteri var. coulteri Mitch Provance, Callen Huff 2009-4-29 10690 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  SBBG72135  Caulanthus heterophyllus A. J. McClatchie 1903-3-18 Los Angeles near Pasadena (cf. var. pseudosimulans Buck, nom. illegit.) Comment
  RSA66754A  Caulanthus heterophyllus var. heterophyllus F. W. Peirson 1921-4-3 5333 Los Angeles Pacoima canyon, Western San Gabriel Mts. 488 Comment
  SBBG95415  Ceanothus arboreus M. B. Dunkle 1928-3-11 1731 Los Angeles Grand Cyn Comment
  LA41980  Ceanothus crassifolius Willis H. Wheeler; 1930-3-8 sn Los Angeles San Gabriel Mountains, Thompson Creek Wash 411 Comment
  UCR150665  Ceanothus crassifolius James Henrickson 2000-4-15 20710 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  UCSB50693  Ceanothus crassifolius Green, Lisa 1980-2-15 Los Angeles About 0.5 mile north of the Simi Valley Fwy between DeSoto Ave. and Canoga Ave. 365 Comment
  JEPS42311  Ceanothus integerrimus J. R. Hall 1917-5-28 4 -H Los Angeles near Elizabeth Lake; Santa Barbara Forest 914 Comment
  JEPS42398  Ceanothus integerrimus Frank W. Peirson 1920-5-16 2138 Los Angeles Tujunga Canyon San Gabriel Mts. 518 Comment
  RSA773847  Ceanothus integerrimus R. G. Swinney 2009-7-29 11443 Los Angeles Pacifico Mountain summit. 2134 Comment
  UCR271253  Ceanothus integerrimus var. macrothyrsus R. G. Swinney 2011-5-31 14936 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
  UCR273189  Ceanothus integerrimus var. macrothyrsus R. G. Swinney 2011-7-8 15492 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  LA30345  Ceanothus leucodermis Mary V. Hood; 1939-5-29 39- 54 -k* Los Angeles San Gabriel Mountains, Chilao Flats 1584 Comment
  RSA774174  Ceanothus leucodermis R. G. Swinney 2009-7-22 11324 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  RSA0014724  Ceanothus leucodermis Laura Moore, Jean Moore 1999-4-25 23 Los Angeles Pitzer College, Claremont; Northwest section, approximately 10 yards from western boundary of Harvey Mudd Soccer Field. 351 Comment
  RSA399112  Ceanothus megacarpus Louis C. Wheeler 1932-3-19 527 Los Angeles Head Sepulveda. Santa Monica Mts. 427 Comment
  RSA399116  Ceanothus megacarpus George R. Johnston 1929-3-19 14935 Los Angeles Puerco CanoN. Malibu estate 3 or 4 mi from ocean. Comment
  SBBG18711  Ceanothus megacarpus var. insularis E. R. Blakley 1963-4-10 5573 Los Angeles NE side of Black Jack Mtn 396 Comment
  HSC34726  Ceanothus oliganthus R. E. Cooksey Apr 1974 175 Los Angeles Little Dalton Canyon, above Glendora 457 Comment
  RSA764033  Ceanothus oliganthus Doris Bowers 1957-3-24 631 Los Angeles Millard's Canyon N/o Altadena 1220 Comment
  RSA642711  Ceanothus oliganthus var. oliganthus Orlando Mistretta 1992-7-13 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UC1211129  Ceanothus oliganthus var. oliganthus Huron H. Smith 1912-4-30 4876 Los Angeles Mt. Wilson 914 Comment
  UCR150618  Ceanothus oliganthus var. oliganthus Scott D. White 1997-5-8 5089 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
  SJSU10911  Ceanothus oliganthus var. sorediatus G. A. Kattenhorn 1967-3-24 Los Angeles Little Dalton Cr, N of Glendora, San Gabriel Mts Comment
  CAS-BOT-BC63306  Ceanothus spinosus Peter H. Raven 1956-6-17 9428 Los Angeles NW. of Sunset Blvd., Santa Monica Mts. Comment
  UCSB18626  Ceanothus spinosus Hurst, Linda 1963-2-28 Los Angeles N. Kenter Road, Brentwood, 3 miles N of Sunset Blvd., 10 miles N of U.S. Highway 101 548 Comment
  CATA1820  Cedrus deodara Benjamin E. Carter 2012-8-31 7021 Los Angeles Santa Catalina Island: Black Jack Campground. Grove of large, introduced trees in campground 459 Comment
  CAS-BOT-BC272146  Centaurea cineraria T. Mosquin 1959-5-30 3302 Los Angeles Catalina Island, hills west of Avalon Comment
  LA202288  Centaurea cyanus Arthur C. Gibson; 2005-6-25 5035 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy. opposite Seminole Drive. Comment
  CAS-BOT-BC272063  Centaurea melitensis Peter H. Raven; Henry J. Thompson 1959-6-4 14323 Los Angeles Dune grassland behind Point, Point Dume, Santa Monica Mountains 45 Comment
  UCSB10334  Centaurea melitensis McElwain, Isabelle 1953-4-14 Los Angeles 18000 Bull Canyon Rd., Granada Hills 457 Comment
  UCR102383  Centaurea repens L. C. Wheeler 1973-6-14 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, California State University, Long Beach Comment
  LA200177  Centaurea solstitialis Jonathan Sauer; A. Ahmedba 1974-9-12 5624 Los Angeles 15 Comment
  RSA603337  Centranthus ruber Scott D. White 1997-5-21 5206 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
  UCSB44835  Centranthus ruber Bailey, Jon 1978-3-28 Los Angeles End of Brill Drive in Studio City 213 Comment
  UCR220255  Centrostegia thurberi R. G. Swinney 2009-4-28 10507 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA411777  Ceratophyllum demersum F. R. Fosberg 1931-8-10 s 5485 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  RSA453282  Cercocarpus betuloides M. B. Dunkle 1940-9-4 s.n. Los Angeles Mill Creek. Comment
  RSA453286  Cercocarpus betuloides George B. Grant 1902-08 s.n. Los Angeles Pasadena. Comment
  RSA552392  Cercocarpus betuloides D. Charlton 1990-4-15 4187 Los Angeles Kentucky Springs, Sierra Hwy, northern edge of the Angeles National Forest 1037 Comment
  UCR255769  Chaenactis artemisiifolia R. G. Swinney 2010-5-4 12489 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
  POM199743  Chaenactis artemisiifolia I. W. Clokey 1929-05 4469 Los Angeles Dry ridge 200 Comment
  CAS-BOT-BC277339  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1906-6-17 249 -6919 Los Angeles Summit Mt. Wilson 1828 Comment
  CAS-BOT-BC277379  Chaenactis glabriuscula var. glabriuscula Delzie Demaree 1933-5-30 10351 Los Angeles Playa del Rey Comment
  RSA595117  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8577 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N05, 6.2 road miles from jtn with 8N05. 1174 Comment
  POM6057  Chaenactis glabriuscula var. lanosa T. Craig 1909-6-5 12 Los Angeles Claremont. Comment
  RSA152484  Chaenactis santolinoides R. C. Bacigalupi, G. T. Robbins, L. R. Heckard 1953-6-14 4189 Los Angeles Upper slopes of the So. Fork of Little Rock Creek Canyon, higher north slopes of the San Gabriel Mts, Angeles National Forest. 1554 Comment
  UCR191314  Chaenactis santolinoides R. G. Swinney 1998-7-2 6254 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  OBI56572  Chaenactis xantiana Steve Boyd, Lauren Raz 1997-3-26 9350 Los Angeles Liebre Mts Region: N base of Portal Ridge at the mouth of Myrick Cyn, S edge of the Antelope Valley, S of Fairmont Reservoir. t7N R15W NE 1/4 sec 14 1000 Comment
  UCSB6433  Chaenactis xantiana Kraebel, C. 1928-1 Los Angeles Ridge Route Burn Comment
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Dec 21 2014
  SEINET10465475  Chamaerops humilis Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4880 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  SFV2080  Chamaesyce albomarginata M. L. Vincent 1962-5-19 253 Los Angeles Mojave Desert Between Pearblossom and Valyermo, 1 mile from Highway 138. 975 Comment
  RSA499111  Chamaesyce albomarginata L. C. Wheeler 1936-7-7 4214 Los Angeles Coast highway 2.5 mi. E Dekker Ranch road, South side Santa Monica Mts. 6 Comment
  RSA719633  Chamaesyce maculata R. G. Swinney 1998-2-16 5896 Los Angeles mouth of San Gabriel River about 100-350 m north of Foothill Blvd. east bank. 183 Comment
  RSA15633  Chamaesyce polycarpa var. polycarpa C. B. Wolf 1927-12-31 1466 Los Angeles Hills at West side of town of Eagle Rock. Comment
  RSA198829  Chamaesyce serpillifolia R. F. Thorne, D. Propst 1968-5-29 37865 Los Angeles Santa Catalina Island: Cape Canyon. 244 Comment
  CDA34299  Chamaesyce serpyllifolia M. O'Brien 2011-6-14 MOB 11 -11 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  SBBG132338  Chenopodium album J. Savage, W. Fair, J. Lambert 2003-8-25 Los Angeles VC3 sandpile Comment
  SD197742  Chenopodium album A. C. Sanders, T. B. Salvato and Mitch Provance 2009-5-28 36992 Los Angeles San Gabriel Valley; San Gabriel River channel between Ramona Blvd. and Loweer Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte. 92 Comment
  UCR219310  Chenopodium album Lorraine Weller 2009-5-5 050509- 03 Los Angeles Los Angeles, Greater Watts Community Gardens, 600 block East 118th Place 35 Comment
  UCR127652  Chenopodium album var. lanceolatum A. C. Sanders 2003-5-22 26808 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  LA50753  Chenopodium ambrosioides A. M. Johnson; 1934-9-15 4534 Los Angeles 15 Comment
  POM264691  Chenopodium botrys L. C. Wheeler 1936-7-4 4213 Los Angeles 1 mile northeast of Glendora 304 Comment
  SEINET2441916  Chenopodium californicum E. N. Jellen 2010-5-6 1002 Los Angeles Santa Monica Mts. NRA, Chesebro Canyon Tr. 318 Comment
  UC1971286  Chenopodium californicum Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast Vincent Comment
  UCR223149  Chenopodium desiccatum R. G. Swinney 2009-7-22 11333 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UC501519  Chenopodium multifidum Frank W. Peirson 1920-10-1 2291 Los Angeles near corner of Broadway and Union Streets; Pasadena Comment
  CATA1209  Chenopodium murale Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2265 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  RSA585024  Chenopodium pumilio T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  UCR105986  Chenopodium rubrum L. C. Wheeler 1968-9-16 s.n. Los Angeles Liebre Mtns, Una Lake, near Palmdale Comment
  NY32511  Chorizanthe leptoceras A. M. Ottley 1920-5-12 678 Los Angeles Santa Anita Wash. Comment
  IRVC27301  Chorizanthe parryi var. fernandina A. C. Sanders, Mark Elvin 2003-8-7 27154 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
  IRVC28395  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-19 2948 Los Angeles hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch Western Transverse Range 366 Comment
  POM2198  Chorizanthe staticoides Shaw 1900-6-11 77 Los Angeles Claremont. Comment
  RSA65075  Chorizanthe staticoides Raymond J. Dobbs 1924-6-30 5388 Los Angeles Near Switzers Camp, San Gabriel Mountains. 915 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
  SBBG62290  Chorizanthe staticoides R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  SD38926  Chorizanthe staticoides Edith A. Purer 1931-5-4 2065 b Los Angeles Griffith Park Comment
  SDSU4940  Chorizanthe staticoides D. F. Howe 1976-6-1 4915 Los Angeles South side o Little Sycamore Canyon. 488 Comment
  SEINET3133943  Chorizanthe staticoides L. Abrams 1902-6-16 2554 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  RSA582802  Chorizanthe staticoides subsp. staticoides Tim S. Ross, S. D. Boyd 1993-5-23 7226 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  RSA226027  Chorizanthe xanti Robert F. Thorne, C. W. Tilforth 1971-6-29 40699 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  RSA476629  Chrysolepis sempervirens L. E. Hoffman 1928-8-16 s.n. Los Angeles Buckhorn Flats. Angeles Forest 2165 Comment
  RSA623960  Chrysolepis sempervirens Arthur R. Kruckeberg 8639 Los Angeles Islip - San Gabriel Mts. 2512 Comment
  UCR204029  Chrysothamnus nauseosus R. G. Swinney 2001-9-15 8153 Los Angeles San Gabriel Mountains, Mt Islip 2515 Comment
  POM18187  Chrysothamnus nauseosus subsp. consimilis P. A. Munz 1923-9-1 7701 Los Angeles Saw Mill, Swartout Valley 2026 Comment
  RSA703160  Chrysothamnus nauseosus subsp. consimilis Scott D. White 2004-8-11 10698 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA600677  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  RSA0092534  Cirsium occidentale var. californicum R. G. Swinney 2011-6-22 15256 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  SBBG96678  Cirsium occidentale var. californicum S. Boyd, T. Ross, L. Arnseth 1990-4-7 4271 Los Angeles lower half of China Cyn, S end of island, W side Comment
  SD66909  Cirsium occidentale var. occidentale R. Mitchel Beauchamp 1967-3-18 311 Los Angeles San Clemente Island, in field west of Wilson Cove. Comment
  UCR50874  Cirsium occidentale var. occidentale A. C. Sanders 1988-5-18 7843 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA0046819  Cirsium vulgare Paul Neipp 1994-5-19 33 Los Angeles Directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  RSA249810  Cistanthe monandra R. F. Thorne, C. W. Tilforth 1973-4-20 43007 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  SEINET10693071  Citrus Heidi H. Schmidt 1999-10-14 Schmidt 3822 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET7881405 Image available Citrus aurantium George B. Grant 1901-1 186 Los Angeles Pasadena Comment
  RSA0113889  Clarkia Steven A. Junak 1999-5-21 SCa- 973 Los Angeles Santa Catalina Island. In upper reaches of Coffee Pot Canyon, near benchmark 1723, N facing slope. Comment
  CAS-BOT-BC172443  Clarkia bottae Alice Eastwood 1919-5-29 8958 Los Angeles San Gabriel Canyon Comment
  LA45546  Clarkia bottae M. Zaitlin; 1951-5-16 sn Los Angeles SANTA MONICA MOUNTAINS, North Sepulveda Way. 396 Comment
  RSA226237  Clarkia bottae Gary D. Cromwell, David W. Wheat 1971-7-1 695 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. 2 miles NE of Glendora. 427 Comment
  SBBG60294  Clarkia cylindrica subsp. cylindrica R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA747747  Clarkia dudleyana Scott D. White, J. Wood, J. Miner 2009-5-12 12705 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  UCR150625  Clarkia dudleyana Scott D. White 1997-5-8 5075 Los Angeles San Gabriel Mtns, San Gabriel River Canyon, N of Azusa. Canyon bottom and adjacent slopes below Morris Dam 305 Comment
  UCR131402  Clarkia purpurea Alison Lipman 1998-6-9 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
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Mar 15 2016
  CATA1587  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2857 Los Angeles Santa Catalina Island: By road to Toyon Beach 313 Comment
  LA45497  Clarkia purpurea subsp. quadrivulnera W. O. Griesel; 1936-5-9 sn Los Angeles Santa Monica Mountains, Mulholland Hwy between Latigo and Decker roads 579 Comment
  RSA590553  Clarkia purpurea subsp. quadrivulnera Tim S. Ross, W. Appleby 1993-5-19 7168 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  RSA601565  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-6-15 9836 Los Angeles Liebre Mountain Region: Foothills NE of Saugus. 396 Comment
  UC1018318  Clarkia purpurea subsp. quadrivulnera H. Lewis and M. Lewis 1947-5-7 210 Los Angeles 0.9 mi n Ranger Station (Decker Road); Santa Monica Mts. Comment
  UC1143240  Clarkia purpurea subsp. quadrivulnera H. Lewis and M. Lewis 1947-5-7 210 Los Angeles 0.9 mi n Ranger Station (Decker Road); Santa Monica Mts. Comment
  RSA73350  Clarkia rhomboidea F. W. Peirson 1919-6-5 5307 -a Los Angeles San Antonio Canyon, along stream bed above bridge. 1448 Comment
  UCR131591  Clarkia rhomboidea L. C. Wheeler 1932-7-2 901 Los Angeles San Gabriel Mtns., Brown's Flat 1311 Comment
  UCR192886  Clarkia rhomboidea R. G. Swinney 1998-7-10 6354 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  RSA229167  Clarkia rhomboidea Robert F. Thorne, C. W. Tilforth 1971-6-30 40802 -b Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA0055771  Clarkia unguiculata R. G. Swinney 2010-4-28 12388 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
  RSA15529  Clarkia unguiculata Carl B. Wolf 1928-5-11 2180 Los Angeles So. base of Newhall Grade. Comment
  RSA225691  Clarkia unguiculata Robert F. Thorne, Arthur C. Gibson 1971-5-22 39729 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 290 Comment
  RSA507975  Clarkia unguiculata Steve Boyd, T. S. Ross 1988-4-28 2229 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  RSA590476  Clarkia unguiculata Tim S. Ross, W. Appleby 1993-5-20 7210 Los Angeles Western San Gabriel Mts: vicinity of Los Pinetos Spring. 890 Comment
  UCSB4314  Clarkia unguiculata Wilson, Richard 1956-5-16 Los Angeles 24 miles West of Palmdale on U.S. 6 Mint Canyon Area 762 Comment
  RSA0059962  Clarkia xantiana subsp. parviflora R. G. Swinney 2008-5-12 8837 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UC1719598  Clarkia xantiana subsp. xantiana Monica Geber with Vincent Eckhart 1995-6-6 Los Angeles Along Pine Canyon Road, ca. 0.5 mi N of Three Points, north slope of Liebre Mountain. 1030 Comment
  SFV1198  Claytonia exigua subsp. exigua M. L. Vincent 1963-3-19 327 Los Angeles Santa Monica Mountains Mulholland Highway, 0.25 miles east of Seminole Hot Springs, about 200 off road. Comment
  RSA0039125  Claytonia parviflora R. G. Swinney 2010-5-11 12670 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
  UCR190415  Claytonia parviflora R. G. Swinney 2000-5-20 7698 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 905 Comment
  UCR190435  Claytonia parviflora R. G. Swinney 2000-5-6 7672 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  CAS-BOT-BC434188  Claytonia perfoliata A. C. Sanders 2007-4-25 33559 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA654268  Claytonia perfoliata Monica Acosta 1998-5-26 33 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  UC1228871  Claytonia perfoliata subsp. mexicana Peter H. Raven 1962-4-10 17218 Los Angeles about 2 mi n Thirst (San Clemente Island); San Clemente Island 487 Comment
  SD66883  Claytonia perfoliata subsp. perfoliata R. Mitchel Beauchamp 1967-3-18 270 Los Angeles Bed of canyon below Lemon Tank, San Clemente Island Comment
  RSA578253  Clematis lasiantha Tim S. Ross, S. D. Boyd 1994-5-4 7654 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. 1378 Comment
  CAS-BOT-BC92638  Clematis ligusticifolia D. E. Breedlove 1961-9-24 1293 Los Angeles Middle Ranch Canyon, 0.5 mile above Ben Weston Beach. Santa Catalina Island. 60 Comment
  CATA3198  Clematis ligusticifolia Julie L. King 2016-11-15 17 Los Angeles Santa Catalina Island: Upper Cottonwood Rd., where drainage crosses the road by the Mexican fan palm, about 1.15 road miles from junction with Blackjack Road 267 Comment
  CATA964  Clematis ligusticifolia Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1830 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below junction of road to Ben Weston Beach 153 Comment
  RSA755585  Clematis ligusticifolia R. G. Swinney 2008-10-16 9591 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 Comment
  UC545786  Clematis ligusticifolia Annetta M. Carter 1935-9-12 981 Los Angeles San Gabriel Mts., Chilao 1615 Comment
  UC853936  Clematis ligusticifolia Ira W. Clokey, B. Templeton June 1929 4595 Los Angeles Santa Monica Mts., Mandeville Canyon 200 Comment
  RSA440828  Cleome isomeris F. R. Fosberg 1931-3-26 S- 4398 Los Angeles Santa Catalina Island. Hamilton Canyon. 5 Comment
  RSA440835  Cleome isomeris M. B. Dunkle 1928-3-17 1759 Los Angeles Santa Catalina Island, Emerald Bay. Dry headland between Coves. Comment
  RSA440821  Cleome isomeris Ora M. Clark 1928-12-23 1385 Los Angeles Pallisades north of San Pedro. Comment
  RSA549570  Cleome isomeris T. S. Ross 1991-3-10 4215 Los Angeles Claremont: Bernard Field Station, on E side of RSA. 392 Comment
  CAS-BOT-BC423198  Cleomella parviflora L. R. Abrams 1927-4-30 11750 Los Angeles West of Lancaster Comment
  UCR187107  Cnicus benedictus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32244 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  PASA1014  Collinsia callosa Frank W. Peirson 1922-6-3 Los Angeles East of Oak Grove Canyon Divide, Liebre Mts. 1173 Comment
  RSA165704  Collinsia childii Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  JEPS7424  Collinsia heterophylla Ira W. Clokey, B. Templeton 1929-5-1 4461 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 550 Comment
  RSA714879  Collinsia heterophylla A. C. Sanders, Mark A. Elvin 2003-4-14 25977 Los Angeles Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  RSA408270  Collinsia heterophylla Thekla Mohr s.n. Los Angeles Near Los Angeles Comment
  CAS-BOT-BC240951  Collinsia parryi Frank W. Peirson 1919-4-19 4719 Los Angeles San Gabriel Mts., Pacoima Canon [Canyon] Comment
  SBBG118593  Collinsia parviflora J. Henrickson 2000-4-15 20704 Los Angeles ca. 1 mi SE of Newhall in Whitney Cyn, SE of jct of San Fernando Rd and St Hwy 14, ca. 0.5 mi E of St Hwy 14; near T3N, R15W, N edge of S 7 457 Comment
  CATA1709  Comarostaphylis diversifolia subsp. planifolia Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3029 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 152 Comment
  UCR205063  Conium maculatum R. G. Swinney 2008-4-4 8609 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA0099310  Convolvulus althaeoides J. C. Roos 1950-5-9 4793 Los Angeles Behind 717 and 719 Echandia Street, Los Angeles. 91 Comment
  RSA0042773  Convolvulus aridus Harold L. Pirie 1963-4-6 s.n. Los Angeles Along Mulholland Drive in the Santa Monica Mts. 1 mile west of Temescal Fire Rd. 304 Comment
  CSUSB646  Convolvulus arvensis Art Whistler 1966-5-1 Los Angeles Woodland Hills. 22633 Sylvan Street Comment
  RSA0043295  Convolvulus arvensis L. Haines 1949-7-22 s.n. Los Angeles Canoga Park. Comment
  RSA652777  Convolvulus arvensis S. Koukol, T. Struve 1998-4-15 4 Los Angeles Pomona, S of jct. of W. Temple Avenue and S. Campus Drive, E of San Jose Creek (concrete wash) 215 Comment
  UC624986  Convolvulus arvensis F. R. Fosberg 1931-5-2 S 4745 Los Angeles Middle Ranch Dam Santa Catalina Island, Middle Ranch Canyon 200 Comment
  UCR127394  Conyza bonariensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25529 Los Angeles Santa Clara River Valley, Newhall Ranch, Santa Clara River at dirt road crossing near Del Valle 274 Comment
  CAS-BOT-BC285957  Conyza bonariensis George L. Moxley 1927-5-1 2009 Los Angeles Los Angeles Comment
  POM355825  Conyza bonariensis L. C. Wheeler 1931-8-24 26 Los Angeles Roadside at edge of orchard 1 1/2 miles NNW Claremont 396 Comment
  POM355838  Conyza canadensis Ora M. Clark 1928-10-21 1221 Los Angeles Waste Places, NW Santa Monica Comment
  SEINET3929605  Cordylanthus filifolius David Keil 1986-9-27 19738 -2 Los Angeles Along I-5, just S of Hungry Valley Rd exit.; 0 914 Comment
  JEPS23843  Cordylanthus rigidus subsp. setiger Henry J. Thompson 1958-9-28 1805 Los Angeles 2.5 mi ne Monte Nido Fire Station (Cold Canyon Road); Santa Monica Mts. 274 Comment
  JEPS70068  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-29 2850 Los Angeles above (ne) Bouquet Reservoir; San Gabriel Mts. 944 Comment
  UC1348913  Cordylanthus rigidus subsp. setiger Robert F. Thorne and John Olmstead 1965-8-26 35405 Los Angeles Cabin Flat San Gabriel Mts., Angeles National Forest, Prairie Fork 1584 Comment
  LA201726  Coreopsis bigelovii Arthur C. Gibson; 2001-5-18 4826 Los Angeles Santa Monica Mountains, Little Sycamore Canyon, Point Mugu State Park Comment
  SEINET3132722  Coreopsis californica J. L. Strother 1968-4-18 614 Los Angeles Rt. 138 betw. Desert Sprgs. & rd. connecting to Victorville Comment
  SEINET891919  Coreopsis gigantea A. C. Sanders 1988-1 7594 Los Angeles El SegundoDunes, immediately west of LA International Airport and Pershing Dr., east of Vista Del Mar Blvd. Comment
  CAS-BOT-BC105685  Corethrogyne filaginifolia Bunch; Baily 1974-8-14 74 -673 Los Angeles Castaic Comment
  CAS-BOT-BC105702  Corethrogyne filaginifolia Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mts., near Pasadena Comment
  POM356119  Corethrogyne filaginifolia L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  POM356139  Corethrogyne filaginifolia E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  SBBG127310  Corethrogyne filaginifolia D. Keil 1986-9-27 19737 -2 Los Angeles Interstate 5, just S of Hungry Valley Rd exit, roadside pullout 914 Comment
  RSA126676  Corethrogyne filaginifolia var. virgata Peter H. Raven 1959-9-27 14507 Los Angeles Sepulveda Canyon. (Lat. 34deg.N; Long. 118-119deg.W.) 244 Comment
  UC875866  Cornus glabrata Carl B. Wolf 1932-10-4 4221 Los Angeles 200 ft above forks L. Fork Hamilton Canyon; Santa catalina Isl., L. Fork Hamilton Canyon 121 Comment
  UC21547  Cornus sericea subsp. sericea J. H. Barber 1897-8-1 278 Los Angeles Santa Monica Exp't. Station Comment
  UCR178053  Cotoneaster pannosus LeRoy Gross 2003-2-22 750 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin 287 Comment
  CAS-BOT-BC287256  Cotula australis Louis C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mts: Gould Mesa Picnic Ground Comment
  UCR103704  Cotula australis B. G. Pitzer 1996-4-27 2719 Los Angeles City of Signal Hill, Reservoir Park, on Wardlow Road between Orange Street & Walnut Street, east of Long Beach Blvd. Comment
  CATA328  Cotula coronopifolia Mark L. Hoefs 1973-7-13 363 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, in stream bed 38 Comment
  SBBG95421  Crassula connata M. B. Dunkle 1929-4-21 2139 Los Angeles Rock Springs Cyn Comment
  CATA1046  Crossosoma californicum Mark L. Hoefs 1995-5-10 1974 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  SD69030  Crossosoma californicum Robert F. Thorne, D. Propst 1968-5-29 37706 Los Angeles Santa Cataline Island, Hamilton Canyon 29 Comment
  LA200764  Croton californicus Norman A. Cole; May 1964 405 .8 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  CATA401  Croton setiger Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 527 Los Angeles Santa Catalina Island: Below airport on lower side of main road, east exposure 457 Comment
  UCR61057  Croton setiger R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Canyon Road, 1.4 mi. NE of Glendora Mountain Road 442 Comment
  RSA562170  Crypsis schoenoides D. Charlton, L. Heide 1991-9-19 5613 Los Angeles Piute Ponds, Edwards AFB, Mojve Desert. 701 Comment
  RSA737074  Crypsis schoenoides Scott D. White, Justin M. Wood 2008-10-7 12559 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR218026  Crypsis schoenoides A. C. Sanders, Dan S. Cooper 2010-8-5 38573 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  SBBG131587  Cryptantha S. A. Junak 2000-4-15 SCa 1224 Los Angeles E of Lone Tree, just inland from S-facing bluff top 408 Comment
  SEINET9354277  Cryptantha Steve Myers, LaRue, Ed 1989-3-20 16004 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. Juniper - joshua tree woodland, with some sagebrush scrub; including Yucca brevifolia, Juniperus californica, Haplopappus cooperi, H. linearifolia, Artemisia tridentata, Arctostaphylos glauca & Chrysothamnus nauseosus. Comment
  UCR220051  Cryptantha R. G. Swinney 2009-4-24 10448 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
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Feb 19 2020
  UCR242037  Cryptantha Dan S. Cooper 2012-4-30 412- 5 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  UCR276979  Cryptantha R. G. Swinney 2010-6-1 13154 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
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Feb 19 2020
  CAS-BOT-BC189393  Cryptantha circumscissa R. J. Dobbs 1924-7-16 s.n. Los Angeles Slope of Mount Pacifico, San Gabriel Mountains, about 18 miles NE of Pasadena 1981 Comment
  RSA586980  Cryptantha circumscissa Orlando Mistretta 1992-5-8 316 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA587342  Cryptantha circumscissa Orlando Mistretta 1992-5-4 220 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  SFV13261  Cryptantha circumscissa M. J. Thor 1983-4-16 174 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  RSA0113230  Cryptantha corollata R. G. Swinney 2011-3-29 14274 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  SD217245  Cryptantha intermedia Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4382 Los Angeles San Clemente Island; east side of island, near Malo Point, third canyon south of Bryce Canyon. Comment
  UCR146877  Cryptantha intermedia L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, c. 0.5 mi [southeast] of Blum Ranch 945 Comment
  RSA527670  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4290 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  SD90494  Cryptantha intermedia Robert F. Thorne 1966-4-17 36135 Los Angeles San Clemente Island: Near Lemon Tank, south of Nanny, northwest side of island 305 Comment
  UCSB5595  Cryptantha intermedia B., K. 1944-6-14 Los Angeles Near Tanbark Flat, San Dimas Experimental Forest, San Gabriel Mtns. 822 Comment
  RSA191111  Cryptantha microstachys R. F. Thorne, M. Z. Thorne 1967-6-25 37076 Los Angeles Along fire-road between Cobal and Evey Canyons 732 Comment
  RSA609265  Cryptantha microstachys L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek off West Fork San Gabriel River. 610 Comment
  UC1293683  Cryptantha microstachys P. C. Everett and E. K. Balls 1959-6-2 23837 Los Angeles 1 mi ne Stokes Canyon entrance; Santa Monica Mts. 182 Comment
  UCR255818  Cryptantha muricata R. G. Swinney 2010-5-4 12498 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
  RSA0079625  Cryptantha muricata var. muricata Fordyce Grinnell Jr. 1911-06 s.n. Los Angeles Mt. Wilson, San Gabriel Mtns. Comment
  RSA756794  Cryptantha nevadensis var. rigida Orlando Mistretta, Christine Mistretta 2008-4-21 2510 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA680220  Cryptantha oxygona Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1677 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  RSA725116  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
  RSA756957  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-14 2454 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
  UCR153479  Cryptantha simulans R. F. Thorne 1969-7-9 38552 Los Angeles Transverse Ranges; San Gabriel Mtns., Angeles National Forest, slope of Table Mountain above Big Pines Ranger Station 2134 Comment
  UCR180174  Cuscuta californica R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Big Dalton Canyon; Big Dalton spreading grounds 320 Comment
  RSA550695  Cuscuta indecora T. S. Ross, Annette H. Ross 1991-7-29 5707 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA0011357  Cuscuta subinclusa Orlando Mistretta, Youssef Atallah 2011-8-12 6016 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  RSA662064  Cyclospermum leptophyllum A. R. Roos 1958-3-29 s.n. Los Angeles A parking strip on the 1900 block of Westwood Blvd. Comment
  SEINET9143485 Image available Cylindropuntia echinocarpa Marc A. Baker, Bruce D. Parfitt 1987-4-12 7517 Los Angeles 0.6 km ENE of Big Rock Road along Big Pines Hwy and the San Andres Rift Zone; 0.5 km SE of Big Rock Springs. 1225 Comment
  UC76773  Cynodon dactylon J. Burtt Davy 1901-5 7755 Los Angeles Los Angeles Comment
  RSA577530  Cyperus erythrorhizos L. C. Wheeler 1932-9-19 1395 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  UCR61245  Cyperus erythrorhizos R. G. Swinney 1989-10-28 1470 Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Canyon Debris Basin 360 Comment
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Nov 5 2010
  UC1116253  Cyperus erythrorhizos F. R. Fosberg and J. A. Ewan 1931-8-10 Los Angeles n. fork San Gabriel Canyon (margin of Crystal Lake); San Gabriel Mts., , Crystal Lake 1600 Comment
  RSA365109  Cyperus odoratus Anstruther Davidson 1917-09 3284 Los Angeles Los Angeles. Comment
  UCR259616  Cyperus squarrosus R. G. Swinney 2010-9-7 13705 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  CAS-BOT-BC198206  Cytisus striatus T. C. Fuller 1980-6-12 20275 Los Angeles Northbound entrance at Mountain Ave. to the Glendale Freeway 405, on both sides of the freeway from the Ventura Freeway 134, to the Foothill Frewway 210, Glendale Comment
  UCR189701  Dactylis glomerata R. G. Swinney 1998-7-10 6406 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
  POM134447  Datisca glomerata C. F. Baker 1903-10-10 9585 Los Angeles San Antonio Canon [canyon] near Claremont. Comment
  POM3047  Datisca glomerata H. D. Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UC450811  Datisca glomerata Fay A. MacFadden 1931-6-1 2952 Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  PASA2127  Datura meteloides Ruth Johnson Los Angeles Arroyo Seco Comment
  RSA747452  Datura stramonium A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36940 Los Angeles San Gabriel Valley: San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gabriel River greenway, along Edison powerlines. 71 Comment
  UCR108448  Datura stramonium L. C. Wheeler 1946-9-16 6370 C Los Angeles Garvey: Walnut Grove Avenue and Rush Street 75 Comment
  UCR125955  Datura wrightii A. C. Sanders, Mark Elvin 2002-6-19 25148 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  RSA591670  Datura wrightii Louis C. Wheeler 1966-9-21 8885 Los Angeles San Gabriel Mountains. West side of mouth of west fork, San Gabriel Canyon, just downstream from bridge to east fork. 457 Comment
  RSA600983  Datura wrightii Louis C. Wheeler 1967-6-26 9883 Los Angeles Elsmere Canyon. 441 Comment
  RSA652700  Datura wrightii Phillip Robinson 1991-5-12 359 Los Angeles Sycamore Canyon 0.25 miles south of intersection of Beverly Blvd. and Workman Mill Road. 0.5 miles east of Workman Mill Rd on trail into Canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy.] Comment
  CATA737  Daucus pusillus Mark L. Hoefs 1991-5-22 1259 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  SBBG53240  Daucus pusillus S. A. Junak 1978-4-15 SCa 47 Los Angeles E side of ridge just W of Isthmus Cove Comment
  UC284227  Daucus pusillus P. A. Munz 1923-4-9 6672 Los Angeles e. coast San Clemente Isl. Comment
  UC303078  Deinandra clementina T. Minthorn 1920-7-1 Los Angeles near Avalon; Catalina Island Comment
  CAS-BOT-BC299301  Deinandra fasciculata Moxley; Grinnell 1916-6-15 484 Los Angeles Near Santa Susanna Pass Comment
  SBBG130726  Deinandra fasciculata S. A. Junak 2000-7-1 SCa 1368 Los Angeles just NW of reservoir in upper Cape Cyn 329 Comment
  CAS-BOT-BC299306  Deinandra fasciculata W. M. Heusi 1930-11-5 112 Los Angeles Above the Isthmus, Santa Catalina Island Comment
  UC480891  Deinandra fasciculata Katharine Brandegee Los Angeles Redondo Comment
  CAS-BOT-BC294077  Deinandra kelloggii Louis Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd. 200 yds E Eaton Wash, Pasadena 304 Comment
  SFV3978  Deinandra kelloggii M. L. Vincent 1962-6-18 262 Los Angeles Santa Monica Mountains Mulholland Highway, 1.5 miles west of Old Topanga turnoff. Comment
  LA201820  Deinandra minthornii Arthur C. Gibson; 2003-6-20 4944 Los Angeles 350 Comment
  SEINET3371869  Deinandra pentactis G. Rink 2011-6-1 10570 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  RSA0102436  Delphinium X belladonna Scarlett Mellin 1994-5-28 20 Los Angeles Diamond Bar Hills. Sycamore Canyon Park, N. of Grand Ave. on Golden Springs Drive. Comment
  UCR238659  Delphinium cardinale Anuja Parikh, Nathan Gale 2010-6-30 3380 Los Angeles Transverse Range; San Gabriel Mountains, lower Van Tassel Canyon, 0.7 km NW of Fish Canyon Road, opposite horse corrals 260 Comment
  RSA729366  Delphinium parishii subsp. parishii R. G. Swinney 1998-7-14 6435 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top' montane coniferous forest. 2247 Comment
  RSA0033835  Delphinium parishii subsp. parishii Robert F. Thorne, M. Z. Thorne 1969-7-10 38433 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood. 1951 Comment
  POM148  Delphinium parryi J. F. Illingworth 1898-06 s.n. Los Angeles Claremont. 366 Comment
  UC1126034  Delphinium parryi A. D. Gifford 1934-4-23 142 Los Angeles 1 1/2 mi e and 1 mi n Castro Peak; Triunfo Pass Quadrangle Comment
  POM306313  Delphinium parryi subsp. parryi Henry J. Ramsey 1938-5-22 1383 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA191131  Delphinium parryi subsp. parryi Robert F. Thorne, M. Z. Thorne 1967-6-25 37116 Los Angeles Evey Canyon 716 Comment
  RSA595866  Delphinium parryi subsp. parryi Tim S. Ross, Victor W. Steinmann 1995-5-8 8546 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  RSA400026  Delphinium patens subsp. hepaticoideum Robin S. Collins 1973-3-11 206 Los Angeles Angeles Nationall Forest, Trail Canyon, ca. 1/2 miles along pack trail from start of trail. 610 Comment
  RSA584620  Delphinium patens subsp. hepaticoideum Tim S. Ross, S. D. Boyd 1991-4-25 4611 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  UC1126094  Delphinium patens subsp. hepaticoideum Jerome S. Horton 1936-4-20 302 Los Angeles San Dimas Canyon trail to flumes 4 and 5; Pomona Quadrangle, San Dimas Watershed Comment
  LA210353  Delphinium patens subsp. hepaticoideum Joseph Ewan; March 1925 Los Angeles SAN GABRIEL MOUNTAINS, foothills. 588 Comment
  SBBG129320  Delphinium patens subsp. montanum A. Parikh, N. Gale 2012-5-2 3580 Los Angeles W Fork San Gabriel River, 0.8 km E of Cogswell Dam 660 Comment
  CAS-BOT-BC7812  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles San Clemente Island Comment
  UC112890  Dendromecon harfordii Katharine Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  RSA162785  Dendromecon rigida J. D. Olmsted 1958-3-11 s.n. Los Angeles Along SE edge of Blanchard Park; oak woodland with gradual southward drainage along San Antonio Creek on Pomona College campus 366 Comment
  RSA569953  Dendromecon rigida Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4863 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UC1126359  Dendromecon rigida P. L. Johannsen 1934-1-15 229 Los Angeles 1 3/4 mi n Lower Dam in Malibu Creek; Calabasas Quadrangle Comment
  SBBG98080  Deschampsia danthonioides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5185 Los Angeles Twin Dams, pond W of the two earthen dams 473 Comment
  UC10813  Descurainia pinnata subsp. menziesii Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA757207  Descurainia sophia Orlando Mistretta, Christine Mistretta 2008-4-3 2291 Los Angeles Liebre Mountains region: near the intersection of Southern California Edison Transmission Line and Peaceful Valley Road, North of intersection of transmission Line and State Hwy 14, in the vicinity of Soledad Pass (Segment 5, structure 60 per TRTP survey; 2008). 1083 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
  UC147997  Dichelostemma capitatum C. F. Baker 1909-3-20 5241 Los Angeles Claremont Comment
  UCR197204  Dichelostemma capitatum subsp. capitatum Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 701 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. South southwest of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  POM244874  Dichondra occidentalis F. R. Fosberg 1931-5-5 S 4776 Los Angeles Santa Catalina Island. Salta Verde, Pacific slope 240 Comment
  CHSC20916  Dieteria canescens Robert A. Schlising 1971-10-19 3001 Los Angeles Lopez Canyon, north of Pacoima. Comment
  CAS-BOT-BC195617  Distichlis spicata L. R. Abrams 1902-6-9 2499 Los Angeles Port Ballona Comment
  SD90394  Distichlis spicata Robert F. Thorne 1973-4-12 42935 Los Angeles San ClementE Island: Pyramid Cove at S end of island 3 Comment
  RSA601406  Distichlis spicata var. stolonifera F. C. Boutin 1967-4-23 1627 Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  UC1199869  Dodecatheon clevelandii subsp. clevelandii Frank W. Peirson 1919-2-9 321 Los Angeles Fish Canyon San Gabriel Mts., Fish Canyon 304 Comment
  RSA233384  Dodecatheon clevelandii subsp. sanctarum Arthur C. Gibson, Linda C. Gibson 1972-2-26 2802 Los Angeles Dume Road near Heathercliff Road near Point Dume. Comment
  CAS-BOT-BC129963  Dodecatheon redolens H. J. Thompson 1953-6-12 1560 Los Angeles Below Little Jimmy Springs, N slope of Mt. Islip, N of Crystal Lake, San Gabriel Mts. 2133 Comment
  RSA0091335  Dodecatheon redolens R. G. Swinney 2011-8-17 15634 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UC1532947  Draba corrugata Robert F. Thorne, C. W. Tilforth and John Dourley 1969-7-29 38867 Los Angeles Dawson Saddle San Gabriel Mts., Angeles National Forest 2423 Comment
  RSA511022  Drymocallis glandulosa var. glandulosa Robert F. Thorne 1969-7-2 38218 Los Angeles San Gabrial Mountains, Angeles National Forest: Charlton Flats burn (of 1954), 1601 Comment
  POM366517  Drymocallis glandulosa var. viscida Anstruther Davidson 1896-7-12 s.n. Los Angeles Big Rock Creek. Comment
  RSA660414  Drymocallis glandulosa var. viscida Orlando Mistretta 1992-5-21 382 Los Angeles Right Star Mine, S of Acton. Comment
  CAS-BOT-BC157795  Drymocallis lactea var. lactea I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork, San Gabriel River 2133 Comment
  SBBG3024  Drymocallis lactea var. lactea R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  CAS-BOT-BC67949  Dryopteris arguta unspecified 1901-6-23 s.n. Los Angeles Pasadena Comment
  SD82439  Dryopteris arguta F. A. MacFadden 1931-3-29 Los Angeles Verdugo Hills, Tuna Canyon, opposite Belmont Country Club 395 Comment
  RSA85045  Dryopteris arguta F. W. Peirson 1919-12-2 1506 Los Angeles West Fork of Rubio Canyon, south base of San Gabriel Mtns 762 Comment
  CATA2207  Dryopteris filix-mas Sara L. Crockett 1997-2-24 73 Los Angeles Santa Catalina Island: Sol Vista housing development, WSW of corner of Beacon and Lower Terrace Streets 21 Comment
  CAS-BOT-BC428113  Dudleya cymosa subsp. cymosa Geo. B. Grant 1906-6-10 6677 Los Angeles Mt Lowe, Castle Canyon Comment
  CAS-BOT-BC428123  Dudleya cymosa subsp. cymosa LeRoy Abrams 1902-7-1 2623 Los Angeles Little Santa Anita Canon [Canyon] 762 Comment
  RSA610974  Dudleya cymosa subsp. pumila L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, ca. 1/4 mile upstream from Alder Gulch. 1158 Comment
  SBBG125334  Dudleya cymosa subsp. pumila A. Parikh, N. Gale 2010-6-29 3377 Los Angeles W Fork San Gabriel River, 03.6 km E of Cogswell Dam, just S of Devil's Cyn Dam Truck Trail 620 Comment
  RSA0021511  Dudleya lanceolata Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5159 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0021414  Dudleya lanceolata Carol Haines 1964-5-23 s.n. Los Angeles Beginning of Old Ridge Route 427 Comment
  RSA397777  Dudleya lanceolata Thomas Moore 1947-4-15 16 Los Angeles El Segundo sand dunes. Comment
  RSA641642  Dudleya lanceolata L. C. Wheeler 1967-7-6 9936 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  UCR51828  Dudleya multicaulis L. C. Wheeler 1934-4-27 02572 Los Angeles San Gabriel Mtns., Marshall Creek 488 Comment
  RSA723077  Dudleya pulverulenta subsp. pulverulenta LeRoy Gross 2007-5-2 2673 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  SD92020  Dudleya virens Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-22 22678 Los Angeles San Clemente Island; 1.25 mile north of Eel Point. 14 Comment
  UC933195  Dudleya virens Reid Moran 1941-2-18 590 Los Angeles near mouth Middle Ranch Canyon (steep e slope); san Clemente Island 152 Comment
  UCR186670  Echinochloa crus-galli T. B. Salvato, Sarah Flack 2007-8-8 3033 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR258884  Echinochloa crus-galli R. G. Swinney 2010-8-16 13526 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SEINET6830742 Image available Echinochloa crus-pavonis var. macera J. A. Ewan 1930-9-15 5544 Los Angeles Ballona Creek near Washington Blvd. Comment
  UC895466  Eclipta prostrata Louis C. Wheeler 1933-9-25 2122 Los Angeles San Jose Hills, Puddington Dam 274 Comment
  UCR73395  Ehrharta calycina T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5082 Los Angeles Channel Islands, San Clemente Island, West Cove, SW of new landing field 6 Comment
  SD237241  Eleocharis R. G. Swinney 2009-5-28 10924 Los Angeles Tansverse Range; San Gabriel Mtns.: Sulphur Springs Campground, South Fork of Little Rock Creek. 1584 Comment
  SEINET7586257 Image available Eleocharis macrostachya Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains, west fork of Morgan Canyon near Ferguson Motorway. 434 Comment
  UCR190883  Elymus elymoides R. G. Swinney, Cody Clarke 2001-6-20 8002 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
Read comments
Feb 6 2013
  RSA549507  Elymus elymoides subsp. californicus Timothy S. Ross, Steve Boyd 1990-6-18 3479 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA632444  Elymus elymoides subsp. elymoides L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 991 Comment
  RSA0091868  Elymus glaucus Steven A. Junak, Ralph N. Philbrick 2001-5-18 SCa- 1547 Los Angeles Santa Catalina Island. S side of Fern Canyon (one of the middle S forks of Cottonwood Canyon), above first creek crossing in road up Fern Canyon, ca. 0.5 mile upstream from junction with Cottonwood Canyon Road. 182 Comment
  RSA603785  Elymus glaucus subsp. glaucus L. C. Wheeler 1948-6-17 6657 Los Angeles San Gabriel Mountains: West side Big Santa Anita Canyon, ca. 0.5 mile S of West Fork. Comment
  CAS-BOT-BC234097  Elymus multisetus A. D. E. Elmer 1902-6-1 3644 Los Angeles Acton, Mt. Gleason Comment
  UC821463  Elymus multisetus Geo. B. Grant May, 1901 1212 Los Angeles Pasadena Comment
  RSA549183  Elytrigia intermedia subsp. intermedia Timothy S. Ross 1992-7-16 6692 Los Angeles Mendenhall ridge road, 70 degrees ENE, 2480m distant from Indian Ben Saddle; Forest service gate on NE side of 5846-ft. knoll 1752 Comment
  SFV13263  Emmenanthe penduliflora M. J. Thor 1983-4-16 169 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCR151006  Encelia actoni Walter Wisura 2001-5-18 5165 Los Angeles W Mojave Desert, Fort Tejon Rd., 3.7 mi east of Bob's Gap Road 1037 Comment
  RSA0044683  Encelia actoni Michael C. Long, David A. Bell 1982-6-24 246 Los Angeles San Gabriel Mountains, Eaton Canyon, 0.3 mi. E. of Eaton Canyon Bridge. 457 Comment
  LA200191  Encelia californica Jonathan Sauer; R. Dix 1969-3-20 4403 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SBBG128313  Encelia californica M. L. Hoefs 1991-4-8 1069 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  UC1118044  Encelia californica A. D. Gifford 1934-5-8 214 Los Angeles Escondido Canyon Triunfo Pass Quadrangle, Escondido Canyon (Plot 97) Comment
  UCR281822  Encelia californica Mitch Provance, Scott Duff 2017-6-29 617- 56 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  UCR258573  Encelia farinosa R. G. Swinney 2010-3-10 11810 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  SFV311  Ephedra viridis K. A. Wilson 1961-4-29 1175 Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  UC569523  Ephedra viridis G. T. Nordstrom 1935-3-24 408 Los Angeles 1.75 mi se of the mouth of Beartrap Canyon (Beartrap Canyon a tributary of Piru Creek) 792 Comment
  UCR153371  Ephedra viridis L. C. Wheeler 1967-5-31 9800 Los Angeles Transverse Ranges: San Gabriel Mountains region, San Gabriel Mtns: Sycamore Flat Campground, Big Rock Creek Comment
  UCR141591  Epilobium canum June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2317 Comment
  POM20618  Epilobium canum subsp. canum P. A. Munz 1923-10-31 7797 Los Angeles Claremont. Comment
  POM307087  Epilobium canum subsp. canum Henry J. Ramsey, Henry J. Ramsey 1939-1-1 1968 Los Angeles Eaton Canyon, Altadena. Comment
  POM158227  Epilobium canum subsp. latifolium P. A. Munz, I. M. Johnston 1928-9-5 11186 Los Angeles Swartout Valley. 1829 Comment
  RSA0062633  Epilobium ciliatum R. G. Swinney 2010-9-9 13771 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
  RSA747202  Epilobium ciliatum R. G. Swinney 2005-8-5 8380 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  RSA679289  Epilobium ciliatum subsp. ciliatum Mark A. Elvin, Anne Marie Ruff 1996-8-1 299 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 3.9 mi from gate at E end of road. Comment
  SFV21051  Epilobium ciliatum subsp. ciliatum L. Gross 2001-6-6 429 Los Angeles Verdugo Mountains North side of mountains. Hostetter Mountain Way, off of La Tuna Canyon Road. Near a seep just along dirt fire road on north-facing slope. 671 Comment
  LA94795  Epipactis gigantea David S. Verity; sn Los Angeles Comment
  POM1815  Epipactis gigantea F. M. Baldwin 1899-6-10 s.n. Los Angeles Burbank Canyon, Claremont, [San Gabriel Mountains]. 457 Comment
  RSA611876  Epipactis gigantea Louis C. Wheeler 1932-8-2 1108 Los Angeles N Fork San Gabriel River, San Gabriel Mountains 1433 Comment
  POM168753  Epipactis gigantea C. J. Pox 1903-05 s.n. Los Angeles Near Glendale Comment
  RSA600600  Epipactis gigantea Louis C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  SEINET3864988 Image available Equisetum arvense Louis C. Wheeler 1948-6-13 6650 Los Angeles San Gabriel Mountains: Big Tujunga, near Coldwater Canyon.; 0 945 Comment
  UC472141  Equisetum hyemale subsp. affine J. Ewan 1929-12-23 3733 Los Angeles La Sierra Canyon; Santa Monica Mts. 457 Comment
  POM47142  Equisetum hyemale var. affine I. M. Johnston 1924-8-13 s.n. Los Angeles Evey-Palmer Canyon Firebreak. About spring where locally abundant and reaching 10 ft. in height. 1036 Comment
  LA94019  Equisetum laevigatum Lawrence L. Kiefer; 1966-3-20 1753 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1 mi from mouth of canyon. 91 Comment
  POM18108  Equisetum laevigatum P. A. Munz 1923-5-25 6815 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  RSA0034729  Equisetum laevigatum Richard Schlichting 1948-5-23 s.n. Los Angeles San Dimas Canyon Park. 304 Comment
  RSA191172  Equisetum laevigatum R. F. Thorne, M. Z. Thorne 1967-7-19 38516 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA639359A  Equisetum laevigatum L. C. Wheeler 1932-8-2 1109 A Los Angeles N. Fork San Gabriel R., San Gabriel Mts. 1433 Comment
  SBBG131545  Equisetum laevigatum S. A. Junak 1999-7-16 SCa 1049 Los Angeles lower part of Cottonwood Cyn, just upstream from rd to Ben Weston Beach 30 Comment
  RSA603676  Equisetum telmateia var. braunii Steve Boyd 1997-9-17 10042 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. 854 Comment
  RSA611487  Eragrostis cilianensis L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  UCR119741  Eremalche exilis B. G. Pitzer 1998-5-12 3676 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UC868832  Eremocarpus setiger L. W. Nuttall 284 Los Angeles Santa Catalina Island Comment
  RSA607615  Eremocarpus setiger L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Sand Canyon, mouth of Reynier Canyon. 563 Comment
  RSA0041938  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 -D Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  SBBG126939  Eremogone macradenia var. macradenia A. Parikh, N. Gale 2011-6-6 3418 Los Angeles 5 km W of St Hwy 14, 1.6 km SW of California Aqueduct; E Liebre Mtns 1063 Comment
  CAS-BOT-BC162974  Eremothera boothii subsp. decorticans A. Davidson 1906-6-5 s.n. Los Angeles Big Rock Creek Comment
  CAS-BOT-BC162888  Eremothera boothii subsp. desertorum E. R. Blakley 1957-5-21 B 2172 Los Angeles One mile west of Littlerock on Calif. Hwy 138 877 Comment
  UC212503  Eriastrum densifolium subsp. austromontanum I. M. Johnston 1917-7-28 1587 Los Angeles San Antonio Canyon San Antonio Mountains 1600 Comment
  CAS-BOT-BC514260  Eriastrum densifolium subsp. austromontanum Katharine Brandegee June--Aug (no year) s.n. Los Angeles Ravenna Comment
  UCR191305  Eriastrum densifolium subsp. densifolium R. G. Swinney 1998-7-2 6247 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA0105898  Eriastrum densifolium subsp. elongatum B. C. Templeton 1940-6-24 s.n. Los Angeles 3 miles west of Elizabeth Lake. Comment
  UC130860  Eriastrum pluriflorum Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  RSA0103479  Eriastrum rosamondense A. C. Sanders, E. J. Lott 1993-5-6 13938 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Highway at Ave G to 1/10 mi. NW of intersection., [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 706 Comment
  CHSC95403  Eriastrum sapphirinum LeRoy Gross; Valerie Soza 2001-5-31 391 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Dead Horse Canyon. Collected on ridge north of this canyon. 457 Comment
  CAS-BOT-BC514972  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1917-7-7 6612 Los Angeles Laurel Canyon, Santa MOnica Mts. Comment
  CAS-BOT-BC514994  Eriastrum sapphirinum subsp. dasyanthum G. B. Grant 1901-5-18 11495 Los Angeles Los Angeles: Western Ave. Comment
  POM70001  Ericameria cooperi Marcus E. Jones 1925-5-4 s.n. Los Angeles Near Lancaster Comment
  UCR177467  Ericameria cooperi LeRoy Gross 2005-5-3 2229 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  SBBG18971  Ericameria cooperi var. cooperi F. E. Clements 1923-1 Los Angeles Bouquet Cyn, near Saugus Comment
  SDSU21095  Ericameria cooperi var. cooperi Ian Cain, Bruce Lund 2010-5-10 1405 Los Angeles North west of Lancaster. 420 meters north of intersection of West Avenue C and 170th Street West, just east of road 811 Comment
  RSA597015  Ericameria cuneata var. cuneata Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3812 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  POM359354  Ericameria ericoides var. ericoides F. R. Fosberg 1931-8-30 S 5614 Los Angeles El Segundo. 10 Comment
  CAS-BOT-BC287623  Ericameria linearifolia Barbara Shervanick 1974-4-28 1215 Los Angeles Highway 138 about 0.75 mile NW of highway 395, Mormon Rocks, Antelope Valley, San Gabriel Mt Range 944 Comment
  RSA772303  Ericameria linearifolia R. G. Swinney 2009-4-28 10530 Los Angeles summit of Mt. Emma 1585 Comment
  SBBG45509  Ericameria linearifolia Leota Davidson 1965-5-9 159 Los Angeles near Little Rock Comment
  SFV12035  Ericameria linearifolia D. L. Koutnik 1978-4-28 435 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 305 Comment
  UCR276828  Ericameria linearifolia R. G. Swinney 2010-5-21 12872 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
  UC1119807  Ericameria nauseosa A. Lewis 1933-5-1 205 Los Angeles Elizabeth Lake Los Angeles National Forest, Elizabeth Lake Quad. 1005 Comment
  UCR240026  Ericameria nauseosa R. G. Swinney 2009-11-13 11600 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  RSA0062635  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-9 13762 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
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Oct 12 2018
  CAS-BOT-BC299010  Ericameria nauseosa var. hololeuca Ernest C. Twisselmann 1961-10-31 6683 Los Angeles Liebre Mts: Leona Valley 929 Comment
  CAS-BOT-BC299020  Ericameria nauseosa var. hololeuca Helen D. Geis 1909-1-1 s.n. Los Angeles Newhall Comment
  RSA712188  Ericameria nauseosa var. hololeuca A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26220 Los Angeles Western San Gabriel Mtns.: Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  SBBG62946  Ericameria nauseosa var. hololeuca R. Hoffmann 1927-9-30 Los Angeles E of Palmdale Comment
  JEPS19500  Ericameria palmeri var. pachylepis Peter H. Raven 1957-11-14 11405 Los Angeles U.C.L.A. Campus Comment
  UC55083  Ericameria palmeri var. pachylepis Miss E. D. Palmer Los Angeles Los Angeles Comment
  CAS-BOT-BC299519  Ericameria palmeri var. pachylepis Peter H. Raven; Henry J. Thompson 1959-10-31 14720 Los Angeles Vanalden Avenue north of Wells Avenue, Tarzana, Santa Moncia Mountains 304 Comment
  SBBG18916  Ericameria parishii H. and M. Dearing 1944-10-5 5896 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  RSA522324  Ericameria parishii var. parishii Steve Boyd 1990-2-3 3818 Los Angeles just W of mouth of San Antonio Canyon. Comment
  CAS-BOT-BC293123  Ericameria pinifolia Ernest Braunton 1902-10-1 713 Los Angeles Cahuenga Hills Comment
  JEPS19257  Ericameria pinifolia Ethel M. Rockwell 1920-8-1 Los Angeles near Pasadena; La Canada Comment
  UCR189953  Erigeron breweri R. G. Swinney, Vanessa Merritt 1998-6-12 6963 Los Angeles San Gabriel Mtns., 3 miles west of Pinon Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek 1378 Comment
  JEPS41458  Erigeron breweri var. jacinteus F. W. Peirson 1922-7-21 3204 Los Angeles Little Baldy San Gabriel Mountains (summit) 2910 Comment
Read comments
Dec 10 2014
  UCD131779  Erigeron canadensis Kenneth A. Wilson 1963-10-24 1306 Los Angeles Santa Monica Mountains. Old Topanga Canyon Road, 1/2 mile NW of Topanga Canyon Blvd. Comment
  LA200193  Erigeron foliosus var. foliosus Jonathan Sauer; David McJunkin 1977-5-29 5977 Los Angeles Santa Monica Mountains, Tuna Canyon, nonspecific Comment
  RSA654221  Erigeron foliosus var. foliosus Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 947 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  POM6799  Erigeron philadelphicus P. A. Munz 1919-4-5 2469 Los Angeles Puddingstone Creek, San Dimas Comment
  SFV16064  Eriodictyon crassifolium P. W. Byrne, H. Levin 1994-4-23 17 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  RSA570013  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4937 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA570217  Eriodictyon crassifolium var. nigrescens Tim S. Ross 1991-4-30 5013 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  UC1922640  Eriodictyon crassifolium var. nigrescens Valerie Soza, Laura A. Moore 2000-5-10 836 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 at fire gate to powerlines 595 Comment
  CAS-BOT-BC188090  Eriodictyon traskiae E. R. Blakley 1962-10-5 5430 Los Angeles Ne side of Black Jack Moutain, at junction of Island Road and White's Landing Road, Santa Catalina Island 381 Comment
  RSA455071  Eriodictyon trichocalyx var. trichocalyx F. R. Fosberg 1931-6-11 S 5662 Los Angeles Islip trail, S slope Mt. Hawkins. 2200 Comment
  SFV16887  Eriodictyon trichocalyx var. trichocalyx J. N. Hogue, B. Houck, B. Kanno 1997-6-18 84 .3 Los Angeles San Gabriel Mountains Gleason Canyon, near Mount Gleason. Roadside. 1700 Comment
  UCR215348  Eriogonum angulosum Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3288 Los Angeles Western Mojave Desert, Antelope Valley; 0.75 mi. north of Hwy 138, 1.2 miles east of 170th St. 793 Comment
  RSA764514  Eriogonum angulosum Orlando Mistretta, Christine Mistretta 2008-5-3 2620 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, SE of Elizabeth Lake Rd. 958 Comment
  RSA766415  Eriogonum baileyi Fay A. MacFadden 1929-11-2 86 Los Angeles Near Palmdale 823 Comment
  RSA749657  Eriogonum baileyi var. baileyi R. G. Swinney 2005-8-5 8362 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy. 1561 Comment
  RSA66342  Eriogonum brachyanthum F. W. Peirson 1921-5-19 2656 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 976 Comment
  UCR232379  Eriogonum brachyanthum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8040 Los Angeles Mojave Desert, Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 820 m north of Avenue N 776 Comment
  RSA165688  Eriogonum cithariforme var. agninum Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mt. 1677 Comment
  RSA597265  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd 1990-6-18 3522 Los Angeles San Gabriel Mountains, Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA393169  Eriogonum davidsonii Anstruther Davidson, H. E. Hasse 1906-6-1 1618 Los Angeles Big Rock Creek, Lowell Mine. Comment
  SBBG125582  Eriogonum davidsonii A. Parikh, N. Gale 2010-6-19 3346 Los Angeles Upper Big Tujunga Cyn, 1.2 km W of Shortcut Station, 0.8 km N of State Hwy 2; San Gabriel Mtns 1237 Comment
  UCR280753  Eriogonum davidsonii R. G. Swinney 2014-4-30 16272 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
  RSA766428  Eriogonum elongatum Raymond J. Dobbs 1927-11-1 s.n. Los Angeles Near Waterman [Station?]. San Gabriel Mtns. 976 Comment
  UCR125246  Eriogonum elongatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25518 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters, west of ranch house 358 Comment
  SEINET253243  Eriogonum elongatum Mrs. H. P. Bracelin 1931-10-11 571 Los Angeles Topanga Canyon, about three mile east of ocean beach. Santa Monica Mts. Comment
  RSA0098363  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-1 15944 Los Angeles San Gabriel Mountains: confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  POM223981  Eriogonum elongatum var. elongatum Carl B. Wolf 1932-10-19 4352 Los Angeles South base of Ridge Route, 1.5 miles north of Castaic. 549 Comment
  RSA167638  Eriogonum fasciculatum Peter H. Raven, Robert F. Thorne 1964-5-7 19013 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA647936  Eriogonum fasciculatum Michelle Manolovitz, Brian Willie 1992-4-27 1 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 200 feet northwest of park office. Comment
  SDSU6546  Eriogonum fasciculatum H. Wedberg 1966-4-3 1210 Los Angeles Above Hill Dr. and Neal, i nEagle Rock. 457 Comment
  SEINET7042273  Eriogonum fasciculatum A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  IRVC28667  Eriogonum fasciculatum subsp. foliolosum A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25105 Los Angeles Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 335 Comment
  RSA0088151  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-4 12513 Los Angeles 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
  UCR276821  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-21 12880 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
  SBBG62051  Eriogonum fasciculatum var. fasciculatum R. Hoffmann 1931-4-28 Los Angeles Bouquet Cyn Comment
  RSA657963  Eriogonum fasciculatum var. foliolosum S. Campbell 1980-6-4 41 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  POM2237  Eriogonum fasciculatum var. polifolium W. R. Dudley, F. H. Lamb 1896-6-8 4368 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA187650  Eriogonum giganteum var. giganteum Robert F. Thorne 1966-9-16 36724 Los Angeles Lookout Point SE of Pebbly Beach, Santa Catalina Island. 46 Comment
  RSA518375  Eriogonum giganteum var. giganteum A. C. Sanders 1988-5-18 7850 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  RSA0086924  Eriogonum gracile R. G. Swinney 2010-6-23 13337 Los Angeles Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  RSA393244  Eriogonum gracile Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  UCR179666  Eriogonum gracile R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  VVC2940  Eriogonum gracillimum Tim Thomas 2014-5-4 6297 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  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
  RSA5498  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-8-11 4009 Los Angeles Big Rock Creek. Desert Slope of San Gabriel Mountains. 1/8 mile below Big Rock Creek Ranger Station 1067 Comment
  UCD100148  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork of Big Rock Creek, San Gabriel Mountains. 1394 Comment
  RSA0065489  Eriogonum kennedyi Marion P. Harthill 1971-9-25 595 Los Angeles Mt. Baden Powell, Angeles National Forest 2834 Comment
  UC519651  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles near Lancaster Comment
  POM158213  Eriogonum nudum var. pauciflorum P. A. Munz, I. M. Johnston 1928-9-5 11188 Los Angeles Swartout Valley, San Gabriel Mountains 1982 Comment
  RSA489252  Eriogonum parishii James L. Reveal, R. Broome 1987-6-25 6574 Los Angeles San Gabriel Mountains: along the Angeles Crest Highway (California Hwy 2) at milepost 59.0, 1.2 miles west of Kratka Ridge Ski Resort and 5.2 miles west of the junction of California Hwy. 39 1982 Comment
  UCR85824  Eriogonum parishii T. S. Ross 1991-8-16 5863 Los Angeles San Gabriel Mtns, Horse Flats (S end) 1741 Comment
  CAS-BOT-BC257752  Eriogonum parvifolium Louis C. Wheeler 1933-9-2 2093 Los Angeles Santa Monica 4 Comment
  UCR213403  Eriogonum parvifolium A. C. Sanders, Dan S. Cooper 2010-3-12 37347 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SD38703  Eriogonum parvifolium var. parvifolium Edith A. Purer 1933-10-7 5584 Los Angeles Partially stabilized sand dunes, El Segundo Comment
  RSA586656  Eriogonum plumatella Orlando Mistretta 1995-6-1 1747 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  RSA727369  Eriogonum pusillum R. G. Swinney 1998-5-16 6071 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  IRVC26857  Eriogonum roseum June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  RSA597740  Eriogonum saxatile Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3796 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  UC1586213  Eriogonum saxatile Tim Ross 1991-8-16 5858 Los Angeles s end of Horse Flats San Gabriel Mts., Chilao Flats USGS 7.5' quad., Horse Flats 1720 Comment
  UCR192011  Eriogonum saxatile A. C. Sanders 2008-4-17 34918 Los Angeles Transverse Range, 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM 'Pine', south of peak 3413 1012 Comment
  UCR223533  Eriogonum saxatile R. G. Swinney 2009-5-28 10914 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR9238  Eriogonum saxatile D. H. Wilken, Brian Capon 1965-6-24 298 Los Angeles San Gabriel Mtns., North Fork Tujunga Canyon 1067 Comment
  CAS-BOT-BC267624  Eriogonum saxatile W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Markham back of Mount Lowe Comment
  RSA164813  Eriogonum saxatile Wesley O. Griesel 1963-7-17 842 Los Angeles Devil's Backbone, San Gabriel Mts 2744 Comment
  JEPS97067  Eriogonum thurberi Ralph Hoffmann 1929-4-27 Los Angeles near Castaic (Little Martinez Creek) Comment
  RSA229127  Eriogonum umbellatum var. minus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38865 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  RSA250384  Eriogonum wrightii var. subscaposum Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42247 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  RSA639999  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  UCR255811  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-23 13876 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  POM6344  Eriophyllum confertiflorum M. Durant 1918-5-15 s.n. Los Angeles Claremont. Comment
  RSA167691  Eriophyllum confertiflorum R. F. Thorne 1964-2-7 33451 Los Angeles Santa Catalina Island. E of Avalon on Road to Pebbly Beach 8 Comment
  RSA651120  Eriophyllum confertiflorum C. R. Parks 1963-2-9 118 Los Angeles Along east-facing ridge near Hoegees Campground on Winter Creek, above Chantry Flat in the Santa Anita Canyon, south face of San Gabriel Mountains, ca. 5 miles north of Arcadia. Comment
  SJSU8759  Eriophyllum confertiflorum A. L. Horton 1961-5-14 Los Angeles Eagle Rock Hills, Los Angeles Comment
  SBBG95182  Eriophyllum confertiflorum var. confertiflorum M. B. Dunkle 1928-5-27 1970 Los Angeles Hamilton Cyn, near rd Comment
  SD253386  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-7-7 15447 Los Angeles San Gabriel Mts.: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Canyon (Chilao Flat 7.5'Q) 1220 Comment
  UCR200154  Eriophyllum confertiflorum var. confertiflorum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 817 Los Angeles Verdugo Mountains, south side, Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, west of De Bell Municipal Golf Course 396 Comment
  RSA0108897  Eriophyllum pringlei Richard G. Swinney 2011-4-1 14304 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
  RSA252914  Eriophyllum pringlei R. F. Thorne, C. W. Tilforth 1973-4-20 43059 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  SFV3901  Eriophyllum wallacei K. A. Wilson 1961-4-29 1177 Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  UCR197221  Erodium botrys Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 976 Los Angeles Verdugo Mountains, southwest side, north of Chandler Fire Road (Verdugo Motorway), north of 'La Tuna,' above Chandler and Fisher canyons, south of La Tuna Canyon 488 Comment
  RSA391808  Erodium cicutarium George B. Grant 1903-1 s.n. Los Angeles Moist sunny places, Pasadena Comment
  UC1930130  Erodium cicutarium V. Soza, LeRoy Gross 2001-5-14 1216 Los Angeles Transverse Ranges; San Gabriel Mountains region; Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  RSA390926  Erodium moschatum M. B. Dunkle 1936-1-12 4700 Los Angeles Long Beach Comment
  UCR18546  Eruca vesicaria subsp. sativa O. F. Clarke 1973-4-8 s.n. Los Angeles San Gabriel Valley, Pomona near Pom-lanes, Garey Ave. 351 Comment
  UCR271747  Erysimum capitatum R. G. Swinney 2011-3-26 14230 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  SFV17589  Erysimum capitatum var. capitatum J. N. Hogue, L. H. Hogue 1998-7-2 116 .4 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  SBBG31345  Erythranthe cardinalis R. F. Thorne with P. C. Everett 1965-6-23 34969 Los Angeles No 2 Reservoir, upper part of Middle Ranch Cyn 304 Comment
  LA202589  Eschscholzia californica Sharon Johnston; 1957-5-9 22 Los Angeles 30 Comment
  LA82467  Eschscholzia californica O. H. Kappler; 1941-3-26 151 Los Angeles Santa Monica Mountains, Corral Canyon 457 Comment
  RSA769898  Eschscholzia californica R. G. Swinney 2009-3-31 10227 Los Angeles mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte. 183 Comment
  SD69546  Eschscholzia californica Robert F. Thorne, P. Everett 1965-6-23 34988 Los Angeles Santa Catalina Island; upper end of Middle Ranch Canyon 274 Comment
  SEINET12089664  Eschscholzia californica Unknown 1980-1 6 Los Angeles Residential backyard--837 Warren Ave., Venice 30 Comment
  POM148417  Eschscholzia californica var. peninsularis C. F. Baker 1904-4-15 4179 Los Angeles Claremont. Comment
  SEINET3160688  Eschscholzia elegans G. B. Grant, W. Wheeler 1904-4-21 419 Los Angeles Collected on Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC5928  Eschscholzia minutiflora Samuel Bonsal Parish 1887-6-1 1951 Los Angeles Alpine Comment
  CAS-BOT-BC83098  Eschscholzia minutiflora A. D. E. Elmer 1902-6-1 4180 Los Angeles Lancaster. Comment
  RSA445471  Eschscholzia ramosa F. R. Fosberg 1931-4-13 S- 4598 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  SBBG38859  Eschscholzia ramosa M. B. Dunkle 1939-4-2 7213 Los Angeles Pyramid Pt Comment
  CATA3225  Eucalyptus cladocalyx Julia Parish, Laura Roll 2016-12-2 017 Los Angeles Santa Catalina Island: North side of Middle Ranch Rd., about 0.75 miles up canyon from southwest end of Skull Ridge Rd. 235 Comment
  UCR51500  Eucalyptus globulus A. C. Sanders 1987-12-4 7447 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport and Pershing Dr 38 Comment
  SBBG11584  Eucrypta chrysanthemifolia P. H. Raven 1962-5-9 17695 Los Angeles just N of Gray 304 Comment
  UCR119058  Eucrypta chrysanthemifolia Jeremiah George 2001-3-19 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  SFV17288  Eucrypta chrysanthemifolia var. chrysanthemifolia J. N. Hogue 1998-3-3 101 .3 Los Angeles San Rafael Hills Eagle Rock. San Rafael Hills near Eagle Rock Reservoir. 335 Comment
  UC450819  Eucrypta chrysanthemifolia var. chrysanthemifolia Fay A. MacFadden 1931-3-17 62 E Los Angeles Verdugo Hills; Tuna Canyon Comment
  CDA19812  Eulobus californicus Adams 2002-3-26 PDR 067846 Los Angeles Southern California; Hwy 210 in Pacoima. 0 Comment
  POM2849  Euphorbia lathyris I. M. Johnston 1917-7-20 1747 Los Angeles San Antonio Canyon (Seven oaks). Comment
  RSA607628  Euphorbia maculata L. C. Wheeler 1950-9-10 6788 Los Angeles San Gabriel Mountains. San Dimas Canyon Dam. 434 Comment
  CATA1201  Euphorbia serpillifolia subsp. serpillifolia Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-6 2233 Los Angeles Santa Catalina Island: By Cape Canyon Road, middle of Cape Canyon 323 Comment
  RSA709544  Euphorbia terracina Doug Gettinger 2004-5-27 s.n. Los Angeles Southern Coast: Ocean Trails, Rancho Palos Verdes, Thomas Bros. LA Co map pg. 823, grids E-6 and F-6. 91 Comment
  UCR240292  Euthamia occidentalis R. G. Swinney 2009-11-18 11654 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  CATA756  Extriplex californica Mark L. Hoefs 1991-5-22 1285 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  SBBG131543  Festuca arundinacea S. A. Junak 1999-7-16 SCa 1043 Los Angeles near pier at Two Harbors 4 Comment
  UCSB72273  Festuca arundinacea Gross, LeRoy; Denslow, Michael 2003-6-4 Los Angeles Transverse Ranges; San Gabriel Mountains region: Islip Saddle parking lot, off Angeles Crest Highway and intersection with Highway 39. (Crystal Lake 7.5 Quad.: T3N R9W S8, SW1/4) 2012 Comment
  SBBG108409  Festuca microstachys T. Ross 1995-5-21 8605 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') 347 Comment
  UCR203198  Festuca microstachys R. G. Swinney 2005-5-21 8250 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR90286  Festuca microstachys Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  UCR192183  Festuca microstachys var. pauciflora A. C. Sanders 2008-4-17 34939 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  UCR205293  Festuca microstachys var. pauciflora Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1682 Los Angeles Transverse Ranges; San Gabriel Mountains region, Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from c. 0.75 to 2.5 miles ESE from Three Points trailhead 2104 Comment
  UCR220290  Festuca myuros R. G. Swinney 2009-4-24 10476 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR41730  Festuca myuros G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  SBBG128449  Festuca perennis M. L. Hoefs 1995-5-16 2029 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  SD69352  Festuca perennis Robert F. Thorne, P. Everett 1965-5-11 34551 Los Angeles Santa Catalina Island, salt flat behind north beach at Little Harbor 2 Comment
  SEINET3245958  Festuca pratensis R. G. Swinney 2009-1 10857 Los Angeles Transverse Range; San Gabriel tns: Sulphur Springs Campground, streamside from campground to 300 m downstream (Waterman Mtn. 7.5') 1585 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
  RSA535728  Filago arizonica Timothy S. Ross 1991-5-22 5475 Los Angeles San Clemente Island, Spray Canyon, short Canyon. alt 2400ft. ENE of Spray (which in turn is 5200ft N of Eel Point) W side of island. 53 Comment
  RSA0023299  Filago gallica R. F. Thorne 1980-4-25 54131 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  CATA3240  Foeniculum vulgare Julia Parish 2016-12-7 019 Los Angeles Santa Catalina Island: Downslope and west of end of Ben Weston Bunkers Spur Road 0 Comment
  SBBG26942  Frangula californica subsp. californica I. W. Clokey, B. Templeton -Jun-1929 4586 Los Angeles Mandeville Cyn 200 Comment
  UC109394  Frankenia salina T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UCR121250  Frankenia salina J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  PASA19  Fraxinus dipetala Sally Ellis 1939-5-12 Los Angeles San Dimas Canyon Comment
  RSA0048451  Fraxinus dipetala Elwood Fordham 1951-4-21 s.n. Los Angeles Topanga, 350 feet up Canyon trail from Junction Topanga Highway 6.2 mi. from ocean. 274 Comment
  UC1123384  Fraxinus velutina A. D. Gifford 1934-4-23 149 Los Angeles 0.5 mi w Lobe Canyon, forks of road; Triunfo Pass 243 Comment
  RSA588163  Fremontodendron californicum subsp. californicum Orlando Mistretta 1994-5-23 1251 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  RSA659116  Fritillaria biflora LeRoy Gross 2001-3-25 361 Los Angeles Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp., You can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland ( This last information came from Valerie Sozas collection number 901 as it is in the same area) Near 34 deg 15 12.2N 118 deg 19 16.8W. 488 Comment
  LA82367  Fritillaria biflora var. biflora O. H. Kappler; 1941-3-8 103 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA201722  Galium andrewsii subsp. intermedium Arthur C. Gibson; 2001-5-18 4817 Los Angeles SANTA MONICA MOUNTAINS, Rocky Oaks National Recreation Area, along trail. Comment
  CATA1963  Galium angustifolium F. R. Fosberg 1931-3-25 4354 Los Angeles Santa Catalina Island: Hamilton Canyon 50 Comment
  UCR205267  Galium angustifolium R. G. Swinney 2005-8-15 8491 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  JEPS114010  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1992-7-5 6602 Los Angeles Red Mountain: E ridge of Red Mountain, ca 530 m E of summit. Comment
  RSA0020296  Galium angustifolium subsp. angustifolium Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5123 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SBBG14230  Galium angustifolium subsp. angustifolium M. A. Piehl 1962-10-3 62494 Los Angeles main rd near jct with White's Landing Rd Comment
  POM248375  Galium angustifolium subsp. angustifolium Muriel F. Wheeler 1938-7-12 871 Los Angeles Thompson Creek Wash, 1.5 miles northeast of La Verne. 375 Comment
  POM96972  Galium angustifolium subsp. angustifolium Philip A. Munz 1925-5-23 9433 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0031454  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-23 2529 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 61 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1143 Comment
  RSA191191  Galium angustifolium subsp. angustifolium Robert F. Thorne, M. Z. Thorne 1967-7-19 37146 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  UC28163  Galium angustifolium subsp. angustifolium J. H. Barber 1897-6-3 164 &165 Los Angeles Santa Monica Experiment Station Comment
  UC1587718  Galium aparine Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-19 5261 Los Angeles westerly fork of canyon draining to Mosquito Cove ([drainage beginning 800 ft n of Rest [1336'] marker, 1800 ft se of Malo Knoll [1396'], beginning of drainage); San Clemente Island, Near-Death Canyon 384 Comment
  RSA166083  Galium aparine E. R. Blakley 1963-12-7 6338 Los Angeles San Clemente Island, [near] Lighthouse, N. of Pyramid Head. 53 Comment
  LA208421  Galium californicum subsp. flaccidum Louis C. Wheeler; 1932-7-2 899 Los Angeles San Gabriel Mountains, Browns Flat--Feen Canyon water trail, San Gabriel Mts 1219 Comment
  CAS-BOT-BC217453  Galium catalinense Reid Moran 1958-9-15 6822 Los Angeles Canyon 1.8 miles SE of Eel Point, San Clemente Island 100 Comment
  UC1302357  Galium catalinense Robert F. Thorne and P. C. Everett 1964-2-6 33299 Los Angeles n-facing slope ca. 1/2 mi above Fourth of July Cove; Santa Catalina Island 30 Comment
  SDSU9325  Galium catalinense R. M. Beauchamp 1967-3-18 276 Los Angeles Growing beside rocks on slope in canyon below Lemon Tank. San Clemente Island. Comment
Read comments
May 16 2008
  POM68083  Galium catalinense subsp. catalinense I. E. Diehl 1902-6-28 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  JEPS52632  Galium grande Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3975 Los Angeles above Chantry's Flat (San Gabriel Mts.); , above Chantry's Flat 670 Comment
  SD70525  Galium grande Lauramay T. Dempster 1964-1-26 3975 Los Angeles Hillside above Chantry's Flat, San Gabriel Mountains 671 Comment
  UCR223359  Galium hilendiae R. G. Swinney 2009-5-20 10828 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SD247499  Galium jepsonii R. G. Swinney 2010-10-8 14009 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mount Hawkins on Hawkins Ridge (Crystal Lake 7.5'Q) 2421 Comment
  RSA773601  Galium johnstonii R. G. Swinney 2009-6-24 11268 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR276895  Galium johnstonii R. G. Swinney 2011-5-16 14732 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  SBBG36292  Galium nuttallii subsp. nuttallii V. Soza with W. Law, L. Moore 2000-6-27 1036 Los Angeles firebreak above Chantry Flat Heliport, ca. 0.7 mi SW of Chantry Flat, along USFS Rd 2N41.2, S of San Olene Cyn 853 Comment
  UC1586227  Galium porrigens var. porrigens Tim Ross 1991-8-16 5862 Los Angeles Horse Flats San Gabriel Mts., Chilao Flat USGS 7.5' Quad (s end) 1740 Comment
  POM296442  Galium porrigens var. porrigens Lyman D. Benson 1945-3-30 11651 Los Angeles Canyon at Padua Hills above Claremont. 549 Comment
  RSA424700A  Galvezia speciosa Reid V. Moran 1941-2-23 602 Los Angeles Northwest of Johnson's Valley, Santa Catalina Island. 10 Comment
  RSA535715  Galvezia speciosa Tim S. Ross 1991-5-22 5471 Los Angeles San Clemente Island, Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 85 Comment
  CATA1226  Gamochaeta ustulata Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2292 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CATA531  Gamochaeta ustulata Sara L. Crockett 1997-4-29 684 Los Angeles Santa Catalina Island: S margin of Bulrush Reservoir, upper pool 332 Comment
  RSA608307  Garrya flavescens var. pallida Louis C. Wheeler 1946-8-29 6325 Los Angeles San Gabriel Mountains: Big Rock Creek near junction with South Fork.. 1341 Comment
  CAS-BOT-BC158005  Garrya veatchii S. Y. Parnay Mar. 266 Los Angeles Mt. Wilson 914 Comment
  LA97397  Garrya veatchii Kei Nakai; 1976-4-5 sn Los Angeles Santa Monica Mountains, Topanga Canyon State Park, along Fire Rd. 30 west, ca. 2.5 mi from the ranch 396 Comment
  RSA603317  Garrya veatchii Scott D. White 1997-5-21 5196 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
  RSA632869  Garrya veatchii Robert F. Thorne 1971-6-26 40612 Los Angeles San Gabriel Mts., Angeles National Forest: Clear Creek branch of Big Tujunga Canyon along Angeles Forest Road near Clear Creek School Camp. 1037 Comment
  UCR146482  Garrya veatchii Scott D. White 2004-7-27 10627 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  RSA251485  Gastridium phleoides R. F. Thorne 1973-4-11 42817 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  SBBG131775  Gastridium phleoides S. A. Junak 1999-5-20 SCa 932 Los Angeles ridge between Cottonwood and Escondido Cyn, on S side of Cottonwood-Blackjack Rd, ca. 0.6 mi up from reservoir 256 Comment
  UCR223201  Gayophytum R. G. Swinney 2009-7-22 11308 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  SEINET13203144 Image available Gayophytum heterozygum R. G. Swinney 2008-1 9050 Los Angeles San Gabirel Mountains: ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 (Valyermo 7.5' Q.) 2160 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
  UCR179662  Geranium carolinianum R. G. Swinney 1991-4-23 1586 Los Angeles San Gabriel Valley, Glendora, South Hills City Park, along Toyon Trail, south of Mauna Loa Park 256 Comment
  RSA659192  Geranium robertianum A. R. Roos 1958-6-3 s.n. Los Angeles Evans-Reeves Nursery, Brentwood, West Los Angeles. Comment
  RSA0110537  Gilia R. G. Swinney 2010-6-1 13138 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR276815  Gilia R. G. Swinney 2010-5-21 12887 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
  SEINET3360591 Image available Gilia achilleifolia J. Craig 1929-6-8 406 Los Angeles Bear Canyon trail to summit of Mt. San Antonio, eastern Los Angeles Co. Comment
  UCR256199  Gilia achilleifolia R. G. Swinney 2010-6-8 13208 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  SBBG121876  Gilia achilleifolia subsp. achilleifolia A. Parikh, N. Gale 2005-6-15 778 Los Angeles Portal Ridge, 1.1 km N of intersection of N2/Johnson Rd, 1.6 km E of intersection of N2/Munz Ranch Rd 1100 Comment
  JEPS69443  Gilia angelensis Frank W. Peirson 1919-3-30 157 a Los Angeles Tujunga Canyon San Gabriel Mountains, Tujunga Canyon 426 Comment
  RSA590411  Gilia angelensis T. S. Ross 1993-4-21 6862 Los Angeles Santa Catalina Island: SW part of island in the vicinity of Cactus Peak (1560 ft); slope and small ridges N of Cactus Peak summit. 396 Comment
  SBBG32129  Gilia angelensis R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -250 Los Angeles upper Sweetwater Cyn Comment
  UC1349343  Gilia angelensis Robert F. Thorne 1966-4-5 35845 Los Angeles above stream in Cottonwood Canyon Santa Catalina Island, Cottonwood Canyon 106 Comment
  UCR119290  Gilia brecciarum A. C. Sanders, D. Malueg 1998-6-22 22053 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA771944  Gilia brecciarum subsp. brecciarum R. F. Thorne, C. W. Tilforth 1972-6-29 42088 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
  SBBG118486  Gilia brecciarum subsp. brecciarum O. Mistretta, S. Boyd 1995-3-28 1730 Los Angeles Little Rock Crk Management Unit; Bare Mtn Cyn 1356 Comment
  SD197857  Gilia capitata R. G. Swinney 2005-4-9 8209 Los Angeles San Gabriel Mountains: San Dimas, Sycamore Canyon. 395 Comment
  UCR154193  Gilia capitata A. C. Sanders, T. B. Salvato 2005-5-24 30245 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  LA52326  Gilia capitata subsp. abrotanifolia Elizabeth McClintock; 1936-4-18 sn Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  UCD117686  Gilia capitata subsp. abrotanifolia Robert F. Thorne; J. Henrickson 1963-5-5 32299 Los Angeles near mouth of Cobal Canyon, in the foothills of the San Gabriel Mountains, 4 miles north of Claremont. 518 Comment
  SBBG64441  Gilia inconspicua var. sinuata R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC226334  Gilia latiflora subsp. davyi L. R. Abrams 1927-4-30 11725 Los Angeles Head of Antelope Valley Comment
  CAS-BOT-BC226341  Gilia latiflora subsp. davyi H. M. Hall 1902-5-1 3045 Los Angeles Antelope Valley. Vicinity of Elizabeth Lake 914 Comment
  SD48430  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-23 17582 Los Angeles Leona Valley at junction of Bouquet Reservoir and Palmdale roads. Comment
  UC1928583  Gilia latiflora subsp. davyi Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 90 Los Angeles Transverse Ranges; San Gabriel Mountains region; Bob's Gap. At the South edge of Bob's Gap 1444 Comment
  UCR141184  Gilia latiflora subsp. davyi June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  CAS-BOT-BC226392  Gilia latiflora subsp. latiflora P. A. Munz 1935-4-3 13645 Los Angeles 25 miles N.W. of Adelanto, Mohave [Mojave] Desert Comment
  UCR203191  Gilia latiflora subsp. latiflora R. G. Swinney 2005-5-21 8258 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR84373  Gilia latiflora subsp. latiflora T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4787 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  UC1929546  Gilia leptantha subsp. transversa Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1674 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  SD114220  Gilia ochroleuca subsp. bizonata Darley F. Howe 1947-5-6 1564 Los Angeles North face of San Gabriel Mountains. 1676 Comment
  UCR119562  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mtns., Kentucky Springs Canyon 1220 Comment
  UCR270635  Gilia ochroleuca subsp. bizonata R. G. Swinney 2011-5-24 14821 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  UC212501  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-8-24 Los Angeles near head Prairie Fork (San Antonio Mountains, Southern California); San Antonio Mountains, nr Head of Prairie Fork 2346 Comment
  UC303737  Gilia ochroleuca subsp. vivida I. Johnston 1917-6-20 1265 Los Angeles Baldy Lookout of U.S. Forest Service San Antonio Mountains, Baldy Lookout of U.S.Forest Service (San Antonio Mts.) 2133 Comment
  CAS-BOT-BC402079  Gilia ochroleuca subsp. vivida F. W. Peirson 1929-7-1 8438 Los Angeles Summit Mt. Pacifico, San Gabriel Mts. 2148 Comment
  RSA0017200  Gilia ochroleuca subsp. vivida Verne Grant, Alva Grant 1951-6-15 16055 Los Angeles Big Pines to Inspiration Point. 2134 Comment
  RSA517846  Gilia sinuata Steve Boyd 1986-3-30 1495 -a Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA678824  Gilia splendens subsp. grantii Valerie L. Soza, Monica Acosta 2001-6-13 1281 Los Angeles South Fork Big Rock Creek, ca. 1 mile south from South Fork Campground along the South Fork Trail. 1616 Comment
  UC1745968  Gilia splendens subsp. grantii Annetta M. Carter, Arthur Carter 1935-9-13 991 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  RSA0094564  Githopsis diffusa Richard G. Swinney 2011-6-6 15015 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA225698  Githopsis diffusa subsp. diffusa R. F. Thorne, Arthur C. Gibson 1971-5-22 39768 Los Angeles San Gabriel Mountains. Angeles National Forest. Fish Canyon. 274 Comment
  UC1043377  Glycyrrhiza glabra G. W. Garrettson 1955-5-25 Los Angeles on s. side of Valley Blvd. 1/4 mi. e. of Collins St. Spadra Comment
  UC565537  Glyptopleura setulosa Herbert L. Mason 1924-4-26 3015 Los Angeles Little Rock Creek Mohave Desert, Little Rock Creek Comment
  RSA0001210  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  RSA187695  Gnaphalium luteoalbum R. F. Thorne 1966-9-14 36648 Los Angeles Santa Catalina Island: sandy, disturbed area behind Ben Weston Beach 3 Comment
  SBBG54557  Gnaphalium palustre F. Farris 1974-5-21 147 Los Angeles wash in Blanchard Park, Pomona College 335 Comment
  UCR129504  Gnaphalium palustre A. C. Sanders, Mark Elvin 2002-6-20 25232 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
  UC1586185  Gnaphalium palustre Tim Ross 1991-8-16 5828 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5 quad, Horse Fla 1719 Comment
  CAS-BOT-BC108970  Goodmania luteola James L. Reveal 1988-5-17 6799 Los Angeles Antelope Valley, along G Street at 40th Street, in a field northwest of this junction and the bike path of Apollo Park. 731 Comment
  RSA611831  Goodmania luteola Steve Boyd, J. Mark Porter, Zel Lederman 1998-4-27 10150 Los Angeles Mojave Desert: Antelope Valley region, north of Lake Los Angeles (aka Lovejoy Lake) in valley between Lovejoy and Saddleback buttes, along 170th Street, just east of Challenger Middle School. 793 Comment
  UC2013260  Goodmania luteola Larry Kelly with David Keil 1988-4-16 41 Los Angeles Antelope Valley, ca. 2 mi W of Highway 14 along Highway 138. Comment
  LA204725  Grayia spinosa A. M. Johnson; 1932-4-17 3946 Los Angeles N of Palmdale Comment
  SD43397  Grayia spinosa Darley F. Howe 1948-5-3 Los Angeles 1.5 miles south of Lancaster. 609 Comment
  JEPS26164  Grindelia hirsutula Peter H. Raven and Henry J. Thompson 1959-6-4 14344 Los Angeles Point Dume Santa Monica Mountains, Point Dume 15 Comment
  JEPS54111  Guillenia lasiophylla W. L. Jepson 1935-4-17 17030 Los Angeles Lancaster, w Mohave Desert Mohave Desert 716 Comment
  UCR103761  Gutierrezia microcephala David Charlton, Robb Fishman 1990-8-30 3930 Los Angeles Western Mojave Desert, Palmdale, corner of Ave 'R' and 30th Street East, c. 1 mile south of Hwy 138 808 Comment
  UCR240022  Gutierrezia microcephala R. G. Swinney 2009-11-13 11596 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  SBBG8306  Gutierrezia microcephala R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CAS-BOT-BC302134  Gutierrezia sarothrae Le Roy Abrams 1902-7-5 1557 Los Angeles Azusa Comment
  CAS-BOT-BC282860  Hainardia cylindrica Steven A. Junak 1985-5-14 SCI- 71 Los Angeles Central portion of island alond main road, roughly midway beween intersection with road to Lemon Tank and intersection with road to Peak 1603 and Field Station at Cemera Pad Stone, San Clemente Island 381 Comment
  UCR119051  Haplopappus venetus Jeremiah George 2000-1 s.n. Los Angeles South Coastal Plains Region, Rancho Palos Verdes Estates, Malaga Cove 1 Comment
  RSA640382  Helianthemum scoparium L. C. Wheeler 1967-5-23 9696 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA724715  Helianthemum scoparium var. vulgare K. Dobry 1990-3-25 228 Los Angeles Simi Hills at Dayton Canyon Comment
  JEPS30666  Helianthus annuus Henry J. Thompson and Peter H. Raven 1959-9-18 14429 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard (along railroad tracks); West Los Angeles 76 Comment
  OBI51864  Helianthus annuus Dominique Joyner, Stacie Call 1994-3-23 4 Los Angeles Northridge valley, Eddleston park n on Reseda just past Rinaldi on rt side Comment
  RSA92422  Helianthus gracilentus F. W. Peirson 1919-7-3 512 Los Angeles San Gabriel Mts: on Lukens Peak trail. 1220 Comment
  SFV22040  Helianthus gracilentus V. Soza, I. E. Anderson, L. Gross 2000-6-6 992 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough and Wildwood canyons. Ridgetop along fire road. 838 Comment
  SBBG86247  Helianthus gracilentus C. F. Smith 1957-6-13 5572 Los Angeles near Lake Sherwood crossing to coast Comment
  UC88919  Helianthus gracilentus T. S. Brandegee 1898-8-1 Los Angeles Palomar Comment
  RSA653386  Heliotropium curassavicum var. oculatum LeRoy Gross 2000-8-25 263 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park,entered from Foothill Blvd onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. 325 Comment
  RSA659827  Hemizonia clementina Orlando Mistretta, Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 122 Los Angeles San Clemente Island. Comment
  UCR65221  Hemizonia clementina R. M. Beauchamp 1967-3-18 309 Los Angeles Channel Islands, San Clemente Island, field west of Wilson Cove Comment
  POM5972  Hemizonia fasciculata M. Hitchcock 1918-7-3 37 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  UCR143397  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 4930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  RSA534112  Herniaria hirsuta subsp. cinerea Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5093 Los Angeles San Clemente Island, N Head, WNW of the new Landing field 15 Comment
  LA200904  Hesperocnide tenella J. H. Barber; Spring 1965 0 53 Los Angeles SANTA MONICA MOUNTAINS, Fryman Canyon Comment
  UCR71164  Hesperocnide tenella Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4405 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  OBI26295  Hesperoyucca whipplei Mark Schneider 1973-5-3 27 Los Angeles 1/4 mi W of Tobaga Cyn Blvd, Topanga Cyn, Santa Monica Mts Comment
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Apr 15 2014
  UC484146  Heteromeles arbutifolia E. R. Johnson 1930-1-30 Los Angeles upper Avalon Canyon; Catalina Island Comment
  UCR96605  Heteromeles arbutifolia Scott D. White 1997-2-2 4657 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  POM21365  Heterotheca fastigiata Fordyce Grinnell Jr 1917-8-19 s.n. Los Angeles Paicoma Wash near San Fernando Comment
  RSA0074509  Heterotheca fastigiata John Dittes 2003-12-27 860 -A Los Angeles Western Transverse Range; Big Tujunga Canyon; floodplain of Big Tujunga Creek; ca. 1.8 air-miles north by northeast of Sunland, ca. 2.2 air-miles north by northeast of Verdugo Hills High School, ca. 0.9 air-mile southwest of confluence Gold Canyon. 520 Comment
  CHSC92805  Heterotheca grandiflora John Dittes 2006-1-2 1305 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland Blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; edge of floodplain of Big Tujunga Creek. 393 Comment
  POM36038  Heterotheca grandiflora F. R. Fosberg 1931-7-16 776 Los Angeles Gallagher's Canyon, near Wrigley Reservoir, Santa Catalina Island. 400 Comment
  CAS-BOT-BC318849  Heterotheca grandiflora Herman Knoche 1919-6-25 916 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC319768  Hieracium argutum I. M. Johnston 1918-8-25 2129 Los Angeles Evey Canyon, San Antonio Mountains 914 Comment
  RSA592187  Hirschfeldia incana L. C. Wheeler 1967-3-3 9171 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  RSA449767  Holodiscus discolor F. R. Fosberg 1931-7-16 S- 5436 Los Angeles Gallaghers Canyon, Santa Catalina Island. Comment
  CAS-BOT-BC149956  Holodiscus discolor var. discolor Alice Eastwood 1917-7-20 6464 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC147736  Holodiscus microphyllus var. microphyllus Wesley Griesel 1963-8-1 861 Los Angeles Slopes of Mt. San Antonio, San Gabriel Mts. 2956 Comment
  UCR271180  Holodiscus microphyllus var. microphyllus R. G. Swinney 2011-9-27 15695 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  UCR223567  Hordeum brachyantherum R. G. Swinney 2009-6-3 11051 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-BC284694  Hordeum jubatum A. D. E. Elmer 1902-6-1 3618 Los Angeles Lancaster Comment
  SEINET10595772  Hordeum murinum Louis C. Wheeler 1967-4-30 Wheeler 9209 Los Angeles Libre mountains. Northwest end of foothills (of San Gabriel Mountains) betweeb Bouquet Junction and Bonelli Ranch. 366 Comment
  CAS-BOT-BC289333  Hordeum murinum subsp. glaucum LeRoy Abrams 1903-4-11 3243 Los Angeles Inglewood Comment
  LA33406  Hordeum murinum subsp. glaucum Peter H. Raven; 1959-5-3 14098 Los Angeles SANTA MONICA MOUNTAINS, Laurel Pass, Mulholland Drive. 350 Comment
  RSA157803  Hordeum murinum subsp. glaucum P. H. Raven 1962-5-9 17673 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  POM352463  Hordeum murinum subsp. leporinum Robert Gustafson 1978-6-1 979 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  CAS-BOT-BC273520  Hordeum vulgare A. H. Gallup 1949-5-28 s.n. Los Angeles Open field north of lake, LASCA Comment
  POM352510  Hordeum vulgare F. R. Fosberg 1931-4-8 4512 Los Angeles Santa Catalina Island. Chicken Johnny's, Avalon Valley. 40 Comment
  UC572677  Hordeum vulgare Nell Murbarger May, 1936 174 Los Angeles San Clemente Island Comment
  LA200817  Horkelia cuneata subsp. cuneata Elizabeth Epling; April 1938 sn Los Angeles Comment
  SD65467  Horkelia rydbergii Reid Moran 1967-7-22 14087 Los Angeles canyon south of Chilao, San Gabriel Mountains 1550 Comment
  SEINET13384055 Image available Horkelia rydbergii R. G. Swinney 2011-1 15312 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCR255825  Hulsea heterochroma R. G. Swinney 2010-9-23 13875 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  SBBG105558  Hulsea heterochroma T. Ross, S. Boyd 1994-5-25 7911 Los Angeles E end of Liebre Mtn summit; 0.6 Rd mi W of old rd 1685 Comment
  SBBG125058  Hulsea vestita subsp. gabrielensis A. Parikh, N. Gale 2010-6-18 3338 Los Angeles Upper Big Tujunga Cyn, 1.1 km N of St Hwy 2 (St Hwy 2, Angeles Crest Hwy), 0.3 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1222 Comment
  UCR80269  Hydrocotyle ranunculoides L. C. Wheeler 1933-7-14 1939 Los Angeles San Gabriel Valley, Rio Hondo 58 Comment
  UCSB33633  Hypericum scouleri Miller, Brian 1960-7-21 Los Angeles Charltan Flats; San Gabriel Mountains 1981 Comment
  SBBG96696  Hypochaeris glabra S. Boyd with T. Ross, L. Arnseth 1990-4-7 4254 Los Angeles lower half of China Cyn Comment
  POM171185  Hypochaeris glabra P. A. Munz 1930-04 11902 Los Angeles Claremont Comment
  SBBG105364  Isocoma menziesii H. L. Ferguson 1981-4-20 251 Los Angeles mouth of Horse Cyn 38 Comment
  UCD150955  Iva hayesiana D. S. Park 2010-4-26 40 Los Angeles Ranch Santa Ana Botanic Garden 383 Comment
  RSA651864  Jasminum primulinum Tom Kawakami 1948-2-18 s.n. Los Angeles 601 Walnut, Monrovia. Comment
  CATA1203  Jaumea carnosa Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-7 2253 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  SEINET3147796  Jaumea carnosa G. B. Grant 1904-6-10 625 Los Angeles Redondo Comment
  CAS-BOT-BC101905  Juglans californica Louis C. Wheeler 1931-11-11 351 Los Angeles N side Santa Monica Mts. opp. Franklin Canyon 365 Comment
  SEINET3159994  Juglans californica G. B. Grant 635 Los Angeles Pasadena Comment
  UCR170412  Juglans californica Alex R. Van Dam 2004-5-8 023 Los Angeles Western Transverse Range; Santa Monica Mtns., slope behind residence at 9746 Yoakum Drive, Beverly Hills 305 Comment
  UCR210052  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37170 Los Angeles San Gabriel Valley, Pomona, Cal Poly Pomona campus at Kellogg West 267 Comment
  POM280163  Juglans californica var. californica Lyman Benson 1933-4-2 4300 Los Angeles US 99 Saugus Rd Junction. 152 Comment
  RSA0011191  Juglans californica var. californica Steve Boyd, Michael Denslow, T. S. Ross 2002-5-9 10438 Los Angeles Transverse Ranges; San Gabriel Mountains: S of Sunset Peak along Sunset Peak Road, on divide between Wolfskill and Palmer canyons. Comment
  RSA592231  Juglans californica var. californica Louis C. Wheeler 1967-4-30 9251 Los Angeles Foothills ca. 1/10 mile SE of mouth of Pacoima Canyon, ca. 300 yards from Pacoima Wash. 473 Comment
  CAS-BOT-BC478180  Juglans hindsii R. E. Jr. Riefner 2015-7-26 15 -213 Los Angeles Los Angeles, W side of Riverside Drive, vicinity of Stadium Way, W of I-5 Freeway 121 Comment
  CATA1329  Juncus acutus subsp. leopoldii Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2430 Los Angeles Santa Catalina Island: Lower Buffalo Springs Reservoir 426 Comment
  RSA0107857  Juncus acutus subsp. leopoldii Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 SCa- 437 Los Angeles Santa Catalina Island. Along N end of Upper Buffalo Springs Reservoir, just NW of Airport. 435 Comment
  RSA748078  Juncus balticus subsp. ater R. G. Swinney 2005-5-21 8273 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  SD237243  Juncus bufonius R. G. Swinney 2009-6-2 11022 Los Angeles Transverse Range; San Gabriel Mtns.: Horse Flates, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0116695  Juncus duranii R. G. Swinney 2010-9-30 13939 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA0098785  Juncus macrophyllus R. G. Swinney 2011-6-1 14940 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  SBBG125526  Juncus macrophyllus A. Parikh, N. Gale 2010-6-15 3291 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  SEINET3880055  Juncus macrophyllus K. Dobry 1992-1 d 1114 Los Angeles Santa Monica Mts. In the city of Westlake at the S. end of Las Virgenes Res. at S end of Lindero Cyn.; 0 Comment
  UC842187  Juncus mexicanus L. W. Nuttall 250 Los Angeles Santa Catalina Island Comment
  UCR172296  Juncus mexicanus Anuja Parikh, Nathan Gale 2005-7-16 2142 Los Angeles Santa Clara River Valley, Newhall Ranch, along of the Santa Clara River, just below Del Valle and the mouth of Chiquito Canyon, study area 13 274 Comment
  IRVC29007  Juncus rugulosus A. C. Sanders, Mark Elvin 2002-6-25 25278 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  SEINET3881668  Juncus rugulosus Timothy S. Ross, Peter Fritsch 1990-6-20 3593 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River.; 0 445 Comment
  RSA368336  Juncus rugulosus Wm Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, bottom of Santa Anita Canyon Comment
  JEPS63810  Juncus textilis Samuel B. Parish Jun 1887 1937 Los Angeles San Fernando Misson Comment
  RSA775953  Juncus tiehmii Orlando Mistretta, Christine Mistretta 2010-6-17 5340 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  RSA368378  Juncus xiphioides T. S. Clare 1929-7-4 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA675026  Juncus xiphioides Scott D. White, Kent Hughes 2000-5-17 7867 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  SD85126  Juncus xiphioides E. R. Blakely 1962-10-5 5461 Los Angeles Santa Catalina Island, few, semi-shade of wilows, Middle Ranch Creek, 1 mile upstream from its mouth. 60 Comment
  UCR158846  Juncus xiphioides Scott D. White 1994-7-14 2256 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  UCR248941  Juncus xiphioides Peter Rubtzoff 1988-10-7 9958 Los Angeles San Gabriel Mountains, Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, c. 2 miles NE of entrance to Angeles National Forest, or c. 4 miles NE of junction of Osborne St. and Foothill Blvd. 479 Comment
  RSA70312  Juncus xiphioides F. W. Peirson 1928-9-4 8187 Los Angeles wet bank of irrigation ditch; Rock Creek about 1 mile above Pallett Creek Comment
  UC1076388  Juniperus californica H. L. Mason 1927-5-20 3737 Los Angeles Tejon Pass Sierra Liebre Mts., Tejon Pass Comment
  CAS-BOT-BC235761  Keckiella cordifolia F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  CAS-BOT-BC235766  Keckiella cordifolia John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  RSA401694  Keckiella cordifolia Freda Detmers 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  RSA401772A  Keckiella cordifolia Samuel R. Tyson 1942-6-5 s.n. Los Angeles San Dimas Canyon 442 Comment
  RSA401776A  Keckiella cordifolia N. R. Zabriskie, W. M. Zabriskie 1970-6-13 307 Los Angeles East Fork San Gabriel River, 1/2 mile above fork, San Gabriel Mountains. 610 Comment
  RSA647798  Keckiella cordifolia LeRoy Gross, Laura Moore 2000-6-5 207 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview and Mountain, Glendale. 274 Comment
  UC1063190  Keckiella ternata A. D. Gifford 1935-3-19 496 Los Angeles 1 mi ene Sawmill Mountain; Angeles National Forest, Tejon Quad. 1493 Comment
  UC1971344  Keckiella ternata subsp. ternata Louis C. Wheeler 1973-7-21 Los Angeles SAN GABRIEL MOUNTAINS: Ridge on divide between Big Tujunga and Devil Canyon 0.2 mi north of windy gap on Angeles Crest Highway. Comment
  UCR272600  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. 1232 Comment
  CAS-BOT-BC176830  Kochia californica Ernest C. Twisselmann 1970-10-17 17552 Los Angeles Antelope Valley: Avenue C 0.6 mile east of (old) Highway 14 (wastelands at the west shore of Rosamond Dry Lake) 716 Comment
  RSA403462  Koeleria macrantha Anstruther Davidson 1892-8-20 256 Los Angeles Wilson's Peak. Comment
  UC2026448  Lagophylla ramosissima Louis C. Wheeler 1967-6-26 9865 Los Angeles SAN GABRIEL MOUNTAINS: Whitney Canyon, near mouth. Comment
  UCR240278  Lagophylla ramosissima S. J. Myers 2010-6-14 s.n. Los Angeles Western Mojave Desert, Antelope Valley, California Poppy Preserve, Southern California Edison transmission tower on a low ridge at the eastern end of the Antelope Buttes, east of 130th St. West, north of West Ave. E 8, NW of Lancaster 822 Comment
  RSA573558  Lagophylla ramosissima Timothy S. Ross 1992-6-15 6582 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. 372 Comment
  SBBG118731  Lagophylla ramosissima subsp. ramosissima L. Gross with P. Morton 2004-6-10 1374 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1432 Comment
  SJSU2244  Lagunaria patersonia C. W. Sharsmith 1942-9-9 4513 Los Angeles public park opposite Beverly Hills Hotel, Beverly Hills Comment
  POM257624  Lamarckia aurea L. C. Wheeler 1934-3-23 2459 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 427 Comment
  POM352639  Lamarckia aurea M. B. Dunkle 1928-2-12 1702 Los Angeles Salte Verde, Santa Catalina Island. 213 Comment
  RSA0087085  Lamarckia aurea R. G. Swinney 2010-4-30 12443 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
  UC70981  Lamarckia aurea Joseph Burtt Davy 1902-3-22 Los Angeles Claremont Comment
  UC818673  Lamarckia aurea Ira W. Clokey, B. Templeton 1929-4-1 4512 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 400 Comment
  RSA595875  Lamium amplexicaule Tim S. Ross, Victor W. Steinmann 1995-5-8 8544 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  RSA720183  Lamium amplexicaule LeRoy Gross 2007-3-12 2597 Los Angeles Base of northern side of the range. Behind the Foothill Athletic Club, at the southern end of Lowell Ave. 468 Comment
  RSA624577  Lamium amplexicaule Louis C. Wheeler 1973-4-9 s.n. Los Angeles Millard Canyon, approximate forest service boundary. Comment
  RSA123087  Larrea tridentata H. A Jensen 1933-6-1 323 Los Angeles S of Rock Creek Ditch. Rock Creek. Comment
  RSA570027  Lastarriaea coriacea Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4917 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  CAS-BOT-BC354217  Lasthenia coronaria L. R. Abrams 1901-4-1 1234 Los Angeles Ballona Harbor Comment
  UCR185593  Lasthenia gracilis A. C. Sanders 2007-4-25 33593 Los Angeles Tehachapi Mtns., Oso Canyon, 0.7 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  UCR255831  Lasthenia gracilis R. G. Swinney 2010-5-12 12744 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
  RSA786887  Lasthenia gracilis Doris Bowers 1957-3-23 933 Los Angeles Rocky Point, LaVerne. 335 Comment
  CATA3470  Lathyrus tingitanus Stuart Olshevski, Jaimie Choi, Olivia Reda, Tobias Nickel 2017-5-8 005 Los Angeles Santa Catalina Island: Channel side; Twin Rocks watershed, west side of Airport Road halfway between Old Hunting Rd and Empire Landing Road 464 Comment
  UCR271057  Lathyrus vestitus R. G. Swinney 2011-6-6 15000 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCR281875  Lathyrus vestitus Mitch Provance 2010-5-20 510- 18 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  RSA90458  Lathyrus vestitus subsp. laetiflorus F. W. Peirson 1923-4-11 3455 Los Angeles San Clemente Island, canyon about 5 miles southeast of Eagle Ranch Comment
  RSA656423  Lathyrus vestitus var. vestitus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 709 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 548 Comment
  UC212328  Lathyrus vestitus var. vestitus S. B. Parish 1919-4-19 19259 Los Angeles near San Dimas; Lone Hill Comment
  RSA517143  Lathyrus vestitus var. vestitus T. S. Ross 1990-5-14 2485 Los Angeles Yerba Buena Ridge.... Tujunga Ranger district 1099 Comment
  RSA361619  Layia glandulosa Fordyce Grinnell Jr 1921-4-3 s.n. Los Angeles Tujunga Wash Comment
  RSA570188  Layia glandulosa Timothy S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5025 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA599279  Layia glandulosa Steve Boyd, Lauren Raz 1997-3-31 9415 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  UCR190468  Layia glandulosa R. G. Swinney 2001-4-18 7877 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  UCR259099  Layia glandulosa Mitch Provance, Callen Huff 2009-4-29 10689 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  RSA114363  Layia glandulosa P. C. Everett, E. K. Balls 1956-5-9 21565 Los Angeles 6 mi S of Lancaster along Hwy 6 762 Comment
  CAS-BOT-BC377814  Layia platyglossa Dr. Barton W. Evermann 1915-3-25 s.n. Los Angeles San Clemente Island Comment
  UCD133990  Layia platyglossa Daryl Koutnik; Vickie Dawes 1978-4-7 333 Los Angeles west side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  RSA644418  Layia platyglossa subsp. campestris Steven A. Junak 1978-4-15 SCa- 3 Los Angeles Santa Catalina Island: upper Cherry Valley. Comment
  SD90561  Layia platyglossa subsp. campestris Robert F. Thorne 1973-4-12 42948 Los Angeles San Clemente Island; Pyramid Cove at south end of island. Comment
  LA82031  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC88917  Lepidium densiflorum var. densiflorum John H. Thomas 1957-6-2 6809 Los Angeles Arroyo Seco under and near Colorado Street Bridge, Pasadena. Comment
  UCR214384  Lepidium dictyotum A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37631 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  RSA429957  Lepidium dictyotum Anstruther Davidson 1901-5-30 s.n. Los Angeles Buly Sough Comment
  CAS-BOT-BC89084  Lepidium didymum J. H. Thomas 1957-5-13 6760 Los Angeles Occidental College. In quadrangle. Comment
  SBBG70815  Lepidium fremontii R. Hoffmann 1929-4-27 Los Angeles W Mojave Desert Comment
  UCSB18662  Lepidium fremontii Meisenbach, C. 1963-5-3 Los Angeles State Highway 138; 1.7 miles southeast of Victorville junction; west of Pearblossom 1066 Comment
  RSA598205  Lepidium nitidum var. nitidum Steve Boyd, Lauren Raz 1997-3-4 9135 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  CAS-BOT-BC12983  Lepidium virginicum Ramsay Mar. 20 s.n. Los Angeles Foothills. Rubio Canyon. Comment
  CAS-BOT-BC60046  Lepidium virginicum var. menziesii F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena. 457 Comment
  RSA502795  Lepidospartum squamatum Timothy S. Ross, Annette Ross 1989-9-20 1766 Los Angeles San Gabriel Mountains: San Antonio Canyon just N of Hog Back. 1149 Comment
  RSA0048497  Lepidospartum squamatum Sol Karlin 1965-7-24 s.n. Los Angeles Tujunga Wash, San Gabriel Mountains. 609 Comment
  UCR217407  Leptochloa fascicularis David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  POM266612  Leptochloa fusca subsp. fascicularis J. C. Roos 1942-9-12 1732 Los Angeles Roosevelt Highway, Santa Monica. Comment
  UCR54028  Leptochloa uninervia S. J. Myers 1988-10-13 s.n. Los Angeles Mojave Desert, East Lancaster, at and near Little Rock Wash, between 40th St. E and 70th St. E and between Ave. L and Ave. J 734 Comment
  UC501492  Leptodactylon californicum Joseph Andorfer Ewan 1932-5-29 7213 Los Angeles Arrastre Canyon; San Gabriel Mts., Arrastre Canyon 1371 Comment
  UC1584887  Leptodactylon pungens Tim Ross and Steve Boyd 1991-7-24 5620 Los Angeles ridge nne G.M. <Granite Mountain>; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1865 Comment
  POM9145  Leptosiphon aureus subsp. aureus W. R. Dudley, F. H. Lamb 1896-6-8 4334 Los Angeles At Spragues, Liebre Mts. [an annotation note by Carl Epling reads: Same collection number (Stanford Univ. Herb. 13765) was collected at Edge of Antelope Valley near Neenach, June 6, 1896.] Comment
  RSA0074219  Leptosiphon parviflorus J. Henrickson 1985-3-30 19768 Los Angeles Ca. 3 air miles nnw. of Newhall in proposed North Hills Development just n. of Santa Clara River and just e. of San Francisquito Creek. 370 Comment
  UCR276804  Leptosyne bigelovii R. G. Swinney 2010-5-21 12899 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
  POM19145  Lessingia glandulifera var. glandulifera P. A. Munz 1923-5-27 6897 Los Angeles San Gabriel Mountains: Pallett Creek. Comment
  RSA640927  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1967-7-23 10186 Los Angeles San Gabriel Mts.: vicinity of Kentucky Springs. 1128 Comment
  RSA79231  Lewisia rediviva G. R. Campbell 1952-6-8 18504 Los Angeles Blue Ridge, Big Pines Recreation area, San Gabriel Mts 2134 Comment
  CAS-BOT-BC283778  Leymus cinereus Roxana S. Ferris 1918-6-12 905 Los Angeles Desert road between Oban and Lancaster Comment
  CAS-BOT-BC283742  Leymus condensatus Geo. B. Grant 1901-6-6 s.n. Los Angeles Pasadena Comment
  POM365314  Leymus condensatus Edwin Kline 1926-6-6 s.n. Los Angeles Santa Monica. Comment
  RSA717067  Leymus condensatus Andrea Edwards, Pam De Vries 2006-4-11 67 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA702834  Ligustrum Scott D. White 2004-4-23 10235 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
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Sep 3 2019
  RSA656262  Lilium Steve Archer 1977-5-20 22 Los Angeles Verdugo Mountains: Dead-end street near (last canyon) where the 210 Freeway and La Tuna Canyon meet, La Crescenta 273 Comment
  RSA191138  Lilium parryi Robert F. Thorne, Mae Z. Thorne 1967-7-19 37194 Los Angeles San Gabriel Mountains, Angeles National Forest; Big Cienega Springs above Crystal Lake Recreation Area 1982 Comment
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Nov 5 2014
  UCR209973  Lilium parryi R. G. Swinney 2008-7-25 9316 Los Angeles San Gabriel Mtns., Devils Canyon, 0.3 mi. NE of Twin Peaks Saddle, 0.7 air mi. south of Waterman Mtn. 2037 Comment
  RSA0112844  Linanthus Steven A. Junak 1999-4-24 SCa- 874 Los Angeles Santa Catalina Island. E of Empire Landing Road. 183 Comment
  UC1537460  Linanthus aureus Gordon H. True Jr. 1935-3-28 190 Los Angeles sw of Littlerock 944 Comment
  UCR220060  Linanthus aureus subsp. aureus R. G. Swinney 2009-4-24 10442 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR194044  Linanthus bigelovii R. G. Swinney 1999-5-22 7193 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA757052  Linanthus breviculus R. G. Swinney 2008-6-17 9059 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26. 2160 Comment
  UCR190369  Linanthus breviculus R. G. Swinney, Cody Clarke 2001-6-20 8004 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  RSA468439  Linanthus californicus subsp. glandulosus L. C. Wheeler 1933-3-31 1558 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. 152 Comment
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May 29 2014
  RSA67080  Linanthus dianthiflorus Verne Grant, Alva Grant 1951-3-23 15978 Los Angeles Wash by road t base of each lobe; wash by road at base of hills just east of Indian Hill Blvd. north of Claremont. 549 Comment
  UCR186579  Linanthus dichotomus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32212 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  HSC17109  Linanthus parryae C. S. Apperson 1966-5-2 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  POM65867  Linanthus parryae H. M. Hall 1902-5-1 3049 Los Angeles Vicinity of Elizabeth Lake. 915 Comment
  RSA400292  Linaria canadensis var. texana Bonnie C. Templeton 1968-2-25 11385 Los Angeles Santa Catalina Island. E. of the Isthmus. Comment
  RSA400296  Linaria canadensis var. texana Reid V. Moran 1941-2-28 656 Los Angeles Santa Catalina Island, Johnson's Valley 100 Comment
  RSA0088010  Lithophragma R. G. Swinney 2010-6-21 13289 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  UCR182857  Lithophragma R. G. Swinney 1998-4-4 5912 Los Angeles San Gabriel Mtns, Evey Canyon, c. 0.75 mi. west of Mt. Baldy Rd., c. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
  RSA0091077  Lithophragma affine R. G. Swinney 2011-3-22 14187 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  SFV1589  Lithophragma affine K. A. Wilson 1961-3-14 1029 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Seminole Hot Springs. 460 Comment
  UCR17163  Lithophragma affine P. H. Raven, H. J. Thompson 1960-4-24 15124 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 mi east of Decker Road on Mulholland Hwy 610 Comment
  CAS-BOT-BC426258  Lithophragma affine G. B. Grant 1902-3-12 s.n. Los Angeles Eagle Ranch Comment
  SFV22057  Lithophragma affine subsp. mixtum V. Soza, L. Gross, B. Hogshead 2001-4-18 1154 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. North-northwest-facing slope above trail. 396 Comment
  CHSC35330  Lithophragma heterophyllum James Henrickson 1973-5-12 4 Los Angeles Ca 6 (air) miles NE of La Canada, 3.1 (rd) miles N of N3, off Los Angeles Crest Hwy; in canyon along road, in granitic slopes of San Gabriel Mts. 1036 Comment
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Aug 22 2016
  RSA784233  Lithophragma heterophyllum J. D. Olmsted 1962-4-30 419 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  POM219215  Lithophragma heterophyllum Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Dimas Canyon. 549 Comment
  CAS-BOT-BC428418  Lithophragma tenellum F. W. Peirson 1921-6-16 2442 Los Angeles Trail north of Mt. Waterman, San Gabriel Mts. 1828 Comment
  RSA436327  Lobelia cardinalis var. pseudosplendens Thekla Mohr 1915-1 3001 Los Angeles North Fork, San Gabriel River. Comment
  SBBG69651  Lobelia dunnii var. serrata V. Duran 1933-8-12 3548 Los Angeles South Fk Big Rock Crk 1524 Comment
  RSA170447  Lobelia dunnii var. serrata J. D. Olmsted 1959-10-13 1066 Los Angeles 1/4 mile above power station in San Antonio Canyon along cliffs west of Boy Scout Cabin. 976 Comment
  SFV12129  Lobularia maritima D. L. Koutnik, P. Collins 1975-4-26 143 Los Angeles Santa Monica Mountains Near intersection of Mulholland and Franklin Canyon. 320 Comment
  RSA0036166  Lobularia maritima Bill Duval s.n. Los Angeles La Crescenta Comment
  RSA651348  Lobularia maritima P. A. Hall 1948-5-5 42 Los Angeles Found in open area at the mayo Nursery, on Glendora Road, 1/2 mi. So. of Hwy #66. 243 Comment
  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
  RSA77063  Loeseliastrum matthewsii F. W. Peirson 1921-5-19 952 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  CATA1722  Logfia filaginoides Mark L. Hoefs, Steven A. Junak 2000-4-14 3069 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor 469 Comment
  SBBG116974  Logfia filaginoides S. A. Junak with K. Kirkland 2001-4-13 SCa 1420 Los Angeles rd above Empire Landing 137 Comment
  IRVC29538  Lomatium dasycarpum A. C. Sanders 2003-4-29 26171 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  JEPS16106  Lomatium dissectum var. multifidum Frank W. Peirson 1922-7-6 3187 Los Angeles San Antonio Mts., Big Pines 2072 Comment
  CHSC98729  Lomatium lucidum LeRoy Gross; Bill Hogshead, Valerie Soza 2003-5-29 958 Los Angeles Transverse Ranges; Verdugo Mountains region; west end of the mountains. At junction (saddle) of Verdugo motorway and Wildwood Fire Road. (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.) We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway). Basically a triangle. UTM Zone: 3787689N 0378361E. 564 Comment
  SFV7984  Lomatium lucidum T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1350 Los Angeles San Gabriel Mountains Near lower Trail Canyon. 732 Comment
  UCR194139  Lomatium utriculatum A. C. Sanders 2008-4-25 35106 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  SEINET7876136 Image available Lomatium utriculatum A. D. Gifford 1935-1 582 Los Angeles 1 mile N.E. of Quail Lake Sec. 13 T.8N. R. 18W. Comment
  RSA209538  Lomatium vaginatum C. W. Tilforth 1969-4-15 181 Los Angeles Between Whittier & West Covina along Colima Ave just n. of Punta del Este Rd. Comment
  SBBG128347  Lonicera hispidula M. L. Hoefs, R. Given 1991-6-12 1386 Los Angeles near jct of rd between Middle Cyn and Bulrush and rd to Camp Cactus 228 Comment
  RSA187781  Lonicera hispidula var. vacillans R. F. Thorne 1966-9-15 36694 Los Angeles Santa Catalina Island; In Middle Ranch canyon near dry stream bed 244 Comment
  UCR132313  Lonicera subspicata John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  RSA406765  Lotus argophyllus subsp. ornithopus House, Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  RSA320820  Lotus dendroideus var. traskiae F. C. Boutin 1967-4-24 1704 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  NY37285  Lotus dendroideus var. traskiae T. S. Ross 1992-4-14 6158 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
  SEINET3371870  Lotus hamatus G. Rink 2011-6-1 10572 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  UC864810  Lotus hamatus Carl B. Wolf 1932-5-10 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  UCR205185  Lotus heermannii R. G. Swinney 2008-4-30 8712 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  RSA0087047  Lotus heermannii var. heermannii R. G. Swinney 2010-9-9 13801 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA648705  Lotus heermannii var. heermannii Paul Neipp 1994-5-19 34 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  RSA660060  Lotus heermannii var. heermannii Matt Bogdanoff 1981-5-24 10 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 Comment
  RSA773307  Lotus nevadensis R. G. Swinney 2009-6-3 11038 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR223527  Lotus oblongifolius R. G. Swinney 2009-5-28 10921 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA609276  Lotus procumbens var. procumbens L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Juniper Hills Road, Juniper Hills, just north of road. 1371 Comment
  RSA008483  Lotus purshianus Fay A. MacFadden 1933-6-15 11031 Los Angeles Verdugo Mountains: La Tuna Canyon. Comment
  RSA670800  Lotus purshianus var. purshianus Joseph M. Keefe 2001-1-24 31026 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  JEPS55921  Lotus salsuginosus F. W. Peirson 1918-6-4 94 Los Angeles hills e Rubio Canyon; San Gabriel Mts. 609 Comment
  UCR173881  Lotus salsuginosus Scott D. White, Michael Honer 2003-6-18 9560 Los Angeles Liebre Mtns, Canyon Country: immediately above homes and detention basins in tributary west of Tick Canyon 640 Comment
  RSA608608  Lotus scoparius L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  SEINET13711394  Lotus scoparius J. Adams, J. Adams (Botany) 1965-1 150 Los Angeles Claremont, N End Indian Hill Blvd, Thompson's Wash 1400 Ft 427 Comment
  JEPS19470 Image available Lotus scoparius var. brevialatus A. M. Ottley 1920-5-3 589 Los Angeles Little Tujunga Wash San Gabriel Mts.; Little Tujunga Wash, San Gabriel Mts. 335 Comment
  RSA714686  Lotus scoparius var. scoparius A. C. Sanders, Mark A. Elvin 2003-6-18 26953 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  RSA496679  Lotus strigosus A. C. Sanders, E. J. Lawlor 1988-4-3 7748 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA647869  Lotus strigosus LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 244 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 926 Comment
  RSA653773  Lotus strigosus J. Bogdanoff-Lord 1989-5-24 29 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
  UCR126587  Lotus strigosus A. C. Sanders 2003-5-22 26826 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR155119  Lotus strigosus A. C. Sanders 2005-5-5 29921 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA18524  Lotus unifoliolatus C. B. Wolf 1927-7-24 674 Los Angeles 1/2 mile east of Montrose Comment
  RSA660434  Lotus unifoliolatus Orlando Mistretta 1992-6-23 613 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  SEINET10969889  Lupinus albifrons David B. Dunn 1957-4-2 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa# 6450 x 8292(5) Comment
  RSA0061212  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042001 Los Angeles Templin Hwy off I-5. 258 Comment
  RSA0072196  Lupinus albifrons var. austromontanus Daisie Huang 2008-5-13 08051301 Los Angeles North Peace Valley Rd, just south of Falcon Way. 1219 Comment
  RSA406978  Lupinus albifrons var. eminens Geo. L. Moxley 1920-5-1 s.n. Los Angeles Catalina Island. Comment
  CAS-BOT-BC8507  Lupinus aliclementinus Reid Venable Moran 1941-2-18 587 Los Angeles San Clemente Island, Middle Ranch Creek 30 Comment
  SEINET2062839 Image available Lupinus arizonicus Norman C. Cooper 1948-4-21 2719 Los Angeles Saugus 762 Comment
  JEPS65003  Lupinus bicolor Frank W. Peirson 1918-5-26 91 Los Angeles Henninger Flats San Gabriel Mts., Henninger Flats 868 Comment
  LA52461  Lupinus bicolor W. O. Griesel; 1936-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Rd. near Mulholland. Comment
  RSA717033  Lupinus bicolor Gary Kovnat, LeRoy Gross 2003-2-16 29 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  UCR198513  Lupinus bicolor Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  RSA592265  Lupinus bicolor L. C. Wheeler 1967-5-12 9486 Los Angeles San Gabriel Mountains. Between summits 4174 and 4183, east of Vincent. 1250 Comment
  SFV1867  Lupinus bicolor Lawler 1958-5-10 s. n. Los Angeles Mojave Desert Along side of Highway 138 about 18 miles west of Lancaster. 823 Comment
  UC73210  Lupinus bicolor Miss E. D. Palmer November, 1904 Los Angeles vicinity Los Angeles; vicinity of Los Angeles Comment
  LA205005  Lupinus chamissonis Carl Epling; 1943-3-13 3672 Los Angeles Sand hills: Pershing Drive, 1 mi. S of Culver City Blvd, Playa del Rey Comment
  RSA0098783  Lupinus concinnus R. G. Swinney 2011-6-1 14944 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA717223  Lupinus concinnus Scott D. White, Pam De Vries 2006-5-10 11443 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA87314  Lupinus concinnus F. W. Peirson 1919-5-11 2436 Los Angeles Arraster [Arrastre] Creek, north slope of San Gabriel Mts. 853 Comment
  RSA0077087  Lupinus excubitus Daisie Huang 2006-10-5 06100501 Los Angeles Monrovia Canyon Park, just past locked gate at trailhead to Ben Overturff Trail. 505 Comment
  SEINET271859  Lupinus excubitus S. D. White 1996-3-18 3841 Los Angeles Marina Del Rey area; Ballona Ck. floodplain and adjacent N-faing slopw W of Lincoln Bl. and S of Jefferson BI. ca. 10ft 3 Comment
  UCR259636  Lupinus excubitus R. G. Swinney 2010-3-30 12113 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  SEINET6092080  Lupinus excubitus Unknown 1997-3-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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  RSA230753  Lupinus excubitus var. austromontanus R. F. Thorne 1969-7-9 38473 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  RSA585943  Lupinus excubitus var. austromontanus T. S. Ross 1990-5-23 2634 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 1646 Comment
  RSA757056  Lupinus excubitus var. austromontanus R. G. Swinney 2008-6-17 9056 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  RSA407097  Lupinus excubitus var. johnstonii L. E. Hoffman 1932-5-1 s.n. Los Angeles Mt. Gleason, Angeles National Forest. Comment
  RSA597035  Lupinus excubitus var. johnstonii T. S. Ross 1990-6-25 3835 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA252934  Lupinus formosus var. formosus R. F. Thorne 1973-4-20 43046 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High & c. 1.5 mi E of Big Rock Springs. 1372 Comment
  UC56226  Lupinus formosus var. robustus H. M. Hall Apr. 1903 3746 Los Angeles <Arroyo Seco>; near Pasadena, <Arroyo Seco> 396 Comment
  RSA194020  Lupinus guadalupensis R. M. Beauchamp 1967-3-18 262 Los Angeles San Clemente Island: east of bluff Comment
  UC1594343  Lupinus guadalupensis Tim Ross 1992-4-16 6206 Los Angeles central part San Clemente Island (291 degrees wnw, 725 m distant from summit of 1603' peak above Stone field station); central part of San Clemente Island 416 Comment
  RSA641646  Lupinus latifolius subsp. parishii L. C. Wheeler 1967-9-3 10637 Los Angeles San Gabriel Mountains; Prairie Fork. 2317 Comment
  SEINET10489275  Lupinus latifolius subsp. parishii Robert F. Thorne 1969-7-2 Thorne 38320 Los Angeles San gabriel mts., Angeles nat'l forest: moist area about spring 1 mi. Sw of Kratka ridge along angeles crest hwy. 2073 Comment
  SEINET3131583  Lupinus latifolius var. parishii Unknown 3711 Los Angeles Aeton Comment
  CAS-BOT-BC211707  Lupinus longifolius Greene 1904-2-17 4008 Los Angeles Claremont Comment
  JEPS108006  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1349 Los Angeles W edge Antelope Valley, Ca. 198 3.1 mi W jct. Co. Rd. N2 5.6 mi W Gorman Post Rd. and I5. Comment
  UC1129646  Lupinus nanus A. D. Gifford 1935-3-31 541 Los Angeles 6 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. Comment
  RSA654025  Lupinus sparsiflorus Valerie L. Soza, Laura Moore 2000-5-10 837 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines. 579 Comment
  SFV20858  Lupinus sparsiflorus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 724 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Ridge east of the Brand Canyon Cemetary west of the land fill. Lower part of Brand Park motorway on southwest tranding ridge. 307 Comment
  UCR255838  Lupinus sparsiflorus R. G. Swinney 2010-3-10 11832 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  RSA414305  Lupinus succulentus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  UC624982  Lupinus succulentus F. R. Fosberg 1931-3-27 S 4414 Los Angeles Pebble Beach Road Santa Catalina Island (Santa Catalina Island); , Pebble Beach Road 5 Comment
  RSA226534  Lupinus succulentus C. W. Tilforth 1969-4-30 187 Los Angeles West side of Colima Ave Just north of Hacienda Blvd intersection north of Whittier. Comment
  SBBG95404  Lupinus truncatus M. B. Dunkle 1928-5-13 1940 Los Angeles near Wishbone Loop Comment
  UCR281288  Lupinus truncatus R. G. Swinney 2014-5-8 16470 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  SEINET10489066  Lupinus truncatus David B. Dunn 1948-3-20 Dunn 3785 Los Angeles Along roadside about 1 block w of grand ave on cypress ave about a mile ne of Covina. Comment
  UC1595441  Lycium andersonii Tim Ross 1992-4-4 6066 Los Angeles 1 mi se Black Butte (middle butte of the three); Mojave Desert, Three Sisters, El Mirage U.S.G.S. 7.5'Quad. 969 Comment
  CATA3257  Lycium californicum Julie L. King 2017-2-19 55 Los Angeles Santa Catalina Island: North side of road running along north side of Catalina Harbor, abuot 5 meters from road 12 Comment
  RSA428826  Lycium californicum F. R. Fosberg 1931-4-29 S 4705 Los Angeles Catalina Island. Middle Ranch Canyon, 1.5 miles below Eagle's Nest. 180 Comment
  RSA428862  Lycium cooperi Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SEINET13383963 Image available Lycium cooperi R. G. Swinney 2011-1 14443 Los Angeles San Gabriel Mountains: Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. (Pacifico Mountain 7.5' Q.); 34.480278 -118.0675 1219 Comment
  RSA578202  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8186 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 380m SSW of 940-ft peak; between E and W forks of the easternmost blue-line drainage to Goat Harbor. 235 Comment
  RSA435267  Lythrum californicum Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon. [San Gabriel Mountains] 457 Comment
  SBBG118478  Malacothamnus davidsonii O. Mistretta 1992-7-14 723 Los Angeles Gold Cyn Trail; Tujunga Ranger District Comment
  UCR125770  Malacothamnus fasciculatus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25542 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  CAS-BOT-BC206365  Malacothamnus fremontii Ernest C. Twisselmann 1955-6-23 2198 Los Angeles Castaic Valley, 1.2 miles north of Gorman - San Emigdio Range 1219 Comment
  UCR107798  Malacothrix californica Steve Boyd, V. Soza 1998-4-28 10170 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  RSA573467  Malacothrix clevelandii Timothy S. Ross 1992-5-8 6295 Los Angeles San Gabriel Mountains: San Antonio Canyon; upper N side of Hog Back. 1183 Comment
  RSA603691  Malacothrix clevelandii L. C. Wheeler 1936-7-2 4209 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 853 Comment
  RSA248900  Malacothrix foliosa R. F. Thorne 1973-4-12 42945 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  UC1929750  Malacothrix foliosa Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 149 Los Angeles Channel Islands; San Clemente Island: North Head, top of slopes between 1st and 2nd terrace point at N.H. rock. Comment
  UC63105  Malacothrix glabrata H. M. Hall June 1899 Los Angeles Swarthout Canyon San Antonio Mountains 1981 Comment
  UC1595349  Malacothrix glabrata Tim Ross 1992-5-17 6357 Los Angeles about 95 m(sic) s mouth of Shoemaker Canyon (on w side of river); San Gabriel Mountains, East Fork of the San Gabriel River 655 Comment
  CATA1969  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-4-3 Los Angeles Santa Catalina Island: Pebble Beach 5 Comment
  SBBG13724  Malacothrix saxatilis var. tenuifolia E. R. Blakley 1962-10-4 5413 Los Angeles SE side of the Isthmus Cove 3 Comment
  RSA199156  Malosma laurina R. F. Thorne, D. Propst 1968-5-29 37688 Los Angeles Santa Catalina Island. Upper part of Cape Canyon on slopes of Black Jack Mt. 320 Comment
  SD252264  Malosma laurina Steven A. Junak 1999-7-15 Sca 1022 Los Angeles Santa Catalina Island: just above Salta Verde Beach. 6 Comment
  UC449684  Malosma laurina J. Grinnell 1903-7-3 Los Angeles Pasadena, Scoville Hill Comment
  CATA3020  Malva parviflora Amy Catalano 2016-3-2 026 Los Angeles Santa Catalina Island: Under Johnson Tree on Middle Ranch Road 251 Comment
  OBI70617  Marah fabacea Steve Boyd 1997-3-26 9347 Los Angeles Liebre Mts Region: N base of Portal Ridge at the mouth of Myrick Cyn, S edge of the Antelope Valley S of Fairmont Reservoir. T7N R15W NE1/4 sec 14 1000 Comment
  RSA440979  Marah macrocarpa Martha Hilend 1928-3-4 51 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  SD253432  Marah macrocarpa R. G. Swinney 2011-4-1 14298 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR216755  Marah macrocarpa R. G. Swinney 2009-2-20 10007 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  RSA133806  Marah macrocarpa P. H. Raven 1959-2-15 s.n. Los Angeles Benedict Canyon at Mulholland Drive. Santa Monica Mtns. 335 Comment
  UCR107776  Marah macrocarpa var. macrocarpa D. Zygielbaum, M. Low 1997-3-6 01 Los Angeles Base of San Gabriel Mtns., Claremont, NW corner of Mills Avenue and Foothill Boulevard. N end of field station panhandle near most northern dirt access road 412 Comment
  CHSC26278  Marrubium vulgare E. Ryel 1967-3-20 15 Los Angeles Whittier, east of San Gabriel Freeway; Rose Hills. 304 Comment
  RSA717027  Marrubium vulgare Gary Kovnat, LeRoy Gross 2003-2-16 21 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  LA81996  Marrubium vulgare Unknown; 1927-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  UCD134456  Matricaria discoidea Elizabeth Boncimino 1993-5-11 s.n. Los Angeles Walker Ranch, Newhall. 228 Comment
  POM362443  Matricaria matricarioides Robert Gustafson 1981-5-13 2210 Los Angeles Ballona Wetlands, Area 1 Comment
  UC50446  Meconella denticulata H. M. Hall Apr 1903 3739 Los Angeles near Los Angeles (Eagle Rock) Comment
  RSA747074  Medicago lupulina R. G. Swinney 2008-5-30 8888 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  SEINET13203287 Image available Medicago lupulina R. G. Swinney 2011-1 15466 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area (Chilao Flat 7.5' Q.) (T3N R12W S35) 1097 Comment
  UC398766  Medicago polymorpha Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  RSA592298  Medicago polymorpha L. C. Wheeler 1967-5-13 9547 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  POM348052  Medicago polymorpha var. brevispina C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Catalina Island. Banning Canyon. Comment
  UCR247508  Melaleuca viminalis R. E. Riefner Jr. 2010-5-31 10- 41 Los Angeles South Coast, Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, east of Vermont Ave. and north of West Anaheim St 0 Comment
  PASA634  Melica imperfecta Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  POM244857  Melica imperfecta F. R. Fosberg 1931-4-22 697 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  POM357032  Melica imperfecta F. R. Fosberg 1931-4-3 4481 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Rd. 5 Comment
  POM357036  Melica imperfecta C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA0062567  Melica imperfecta R. G. Swinney 2010-4-20 12311 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA0106489  Melica imperfecta R. G. Swinney 2011-3-18 14159 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  RSA651808  Melica imperfecta Marion P. Harthill 1972-4-1 627 Los Angeles Mt. Wilson. 762 Comment
  RSA0077390  Melica imperfecta Orlando Mistretta 1992-7-13 683 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  JEPS65550  Melilotus albus Elizabeth Day Palmer 1908-7-29 Los Angeles Los Angeles Comment
  UC1595448  Melilotus albus Tim Ross 1992-7-10 6664 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  RSA0127374  Melilotus albus Louis C. Wheeler 1967-7-20 10126 Los Angeles Aliso Canyon. 1067 Comment
  SBBG127980  Melilotus albus M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-11 2756 Los Angeles hillside by City Fire Station, Avalon 18 Comment
  RSA720250  Melinis repens LeRoy Gross 2007-4-27 2662 Los Angeles Southwest side of the range: East branch of Jeffries Canyon. Access was intersection of Hollywood Way and Edmore Place. City of Sun Valley. 299 Comment
  RSA440344  Mentzelia affinis Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  JEPS41149  Mentzelia albicaulis W. L. Jepson 1935-4-17 17041 Los Angeles 6 1/2 mi w Lancaster (on a Yucca brevifolia mesa) 731 Comment
  JEPS41224  Mentzelia congesta Frank W. Peirson 1919-6-14 472 Los Angeles San Gabriel Mountains, Rock Creek Comment
  LA33785  Mentzelia micrantha Peter H. Raven; 1959-5-9 14170 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UCR121221  Mentzelia nitens June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  CAS-BOT-BC167612  Mentzelia veatchiana John Thomas Howell 1930-5-12 4872 Los Angeles 1 mile north of Acton Comment
  CAS-BOT-BC167622  Mentzelia veatchiana Cecil Hart 1930-4-27 s.n. Los Angeles Between Lancaster & Victorville Comment
  RSA440365B  Mentzelia veatchiana Anstruther Davidson 1906-07 2791 Los Angeles Rock Creek Comment
  RSA758063  Mentzelia veatchiana D. E. Bramlet, Jennifer Pareti 2008-4-14 4193 Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Cyn, 762 m SE of Bouquet Cyn Road and 549 m S of Hayfork Rd. 476 Comment
  RSA0091872  Microseris douglasii subsp. platycarpha Steven A. Junak 2001-5-18 SCa- 1545 Los Angeles Santa Catalina Island. Cottonwood Canyon, along Cottonwood-Blackjack Road, ca. 1.6 miles WSW of Blackjack Peak. Comment
  POM363447  Microseris heterocarpa L. C. Wheeler 1934-5-1 2578 Los Angeles La Verne 305 Comment
  UCR230271  Microseris lindleyi Dan S. Cooper 2011-4-18 411- 12 B Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  LA51923  Mimulus aurantiacus Carl Epling; May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM28  Mimulus aurantiacus M. Johnson 1890-8-1 s.n. Los Angeles Wilson's Peak. Comment
  RSA650922  Mimulus aurantiacus Peter J. Estournes 1981-5-5 4 Los Angeles Mt. Baldy. Just above the flood dam, southern side of mountain. Comment
  RSA650926  Mimulus aurantiacus Daniel Curran 1981-2-25 27 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  UCR71293  Mimulus aurantiacus var. parviflorus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4312 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  LA209107  Mimulus aurantiacus var. pubescens Murray; Williams , Streel [?] 1919-4-5 Los Angeles Puddingstone canyon, San Dimas Comment
  UCR190461  Mimulus bigelovii R. G. Swinney 2001-4-18 7881 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  SFV3379  Mimulus cardinalis F. R. Rickson 1961-7-31 4 Los Angeles San Gabriel Mountains Buckhorn Camp. 200 yards into camp from entrance on Angeles Forest Highway. Comment
  RSA729189  Mimulus floribundus R. G. Swinney 1999-5-15 7152 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UCR194754  Mimulus floribundus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 716 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA435508  Mimulus floribundus M. B. Dunkle 1933-7-11 3655 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  UCR138847  Mimulus fremontii L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  SEINET7047931  Mimulus fremontii Steven R. Hill, Kate Kramer 2001-4-22 33386 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
  UC1537593  Mimulus fremontii var. fremontii Gordon H. True Jr. 1935-4-19 243 Los Angeles 4 mi n San Bernardino (mouth of canyon); Devil Canyon 609 Comment
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Jun 5 2015
  UC56671  Mimulus fremontii var. fremontii H. M. Hall 1902-4-30 3050 Los Angeles 10 mi w Palmdale; Antelope Valley 838 Comment
  RSA584949  Mimulus guttatus Tim S. Ross, S. D. Boyd 1991-4-25 4602 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 Comment
  UCR271202  Mimulus guttatus R. G. Swinney 2011-11-1 15974 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  RSA80465  Mimulus guttatus F. W. Peirson 1918-5-19 197 Los Angeles Trail to Dawn Station above Dawn Mine, San Gabriel Mountains. Comment
  RSA604488  Mimulus pilosus Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UC205826  Minuartia douglasii I. M. Johnston 1917-6-20 1356 Los Angeles Baldy Lookout of U.S.F.S. San Antonio Mountains 2133 Comment
  RSA0056449  Mirabilis bigelovii var. retrorsa Robert L. Rutherford 1943-11-20 977 Los Angeles Lancaster. 762 Comment
  PASA600  Mirabilis californica Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA464647  Mirabilis laevis var. crassifolia C. Epling, L. Ellison 1930-3-28 s.n. Los Angeles Las Flores Canyon. Santa Monica Mountains. Comment
  SD48926  Mirabilis laevis var. crassifolia Reid Moran 1958-9-18 6848 Los Angeles San Clemente Island, 2.0 miles southeast of Eel Point. 74 Comment
  UC57069  Mirabilis laevis var. crassifolia Jos. Burtt Davy 1901-6-25 Los Angeles Saugus Comment
  UC7655  Mirabilis laevis var. crassifolia Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA714682  Modiola caroliniana A. C. Sanders 2003-5-1 26287 Los Angeles San Gabriel Valley: Irwindale, near boundary of Azusa, south side of Montoya St. just east of Irwindale Ave., south of I-210. 171 Comment
  RSA598294  Modiola caroliniana Louis C. Wheeler 1947-5-11 6485 Los Angeles Arcadia. Rancho Santa Anita. Baldwin Estate, near coach house. Comment
  SD237497  Monardella breweri R. G. Swinney 2008-6-4 8944 Los Angeles San Gabriel Mountains: Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center (Valyermo 7.5'Q) 1470 Comment
  RSA552479  Monardella breweri subsp. breweri D. Charlton 1991-6-23 5448 Los Angeles Devils Punchbowl Rd.. near State Park border, Sand Rock Creek, Mt. Williamson Drainage, Pleasant View Ridge desert foothills of the San Gabriel Mtns. 1341 Comment
  SD4399  Monardella breweri subsp. lanceolata Mary Caswell Jun 1899 Los Angeles Pomona Comment
  UC883591  Monardella breweri subsp. lanceolata Louis C. Wheeler 1932-6-4 797 Los Angeles Arrow Highway San Gabriel Wash 106 Comment
  POM78974  Monardella lanceolata I. M. Johnston 1925-7-8 s.n. Los Angeles Cow Canyon-San Antonio Canyon Divide 1433 Comment
  RSA408595  Monardella lanceolata Gus Gluechert 1937-6-27 s.n. Los Angeles Mint Canyon. 470 Comment
  RSA651647  Monardella linoides subsp. stricta Marion P. Harthill 1971-9-25 577 Los Angeles Mt. Baden Powell, Angeles National Forest. 2134 Comment
  LA84412  Monardella saxicola Rimo Bacigalupi; Reino Alava 1958-7-20 6419 Los Angeles San Gabriel Mountains, Angeles National Forest, N face of Kratka Ridge, upper slopes of Little Rock Creek Canyon, about 1 mi. W of Cedar Spring, Angeles Crest Highway 2072 Comment
  SBBG61099  Monolopia lanceolata R. Hoffmann 1932-4-26 Los Angeles W of Palmdale Comment
  UCR216859  Morus alba R. G. Swinney 2009-3-12 10103 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  RSA403594  Muhlenbergia asperifolia Anstruther Davidson 1889-07 s.n. Los Angeles Riverside. Los Angeles. Comment
  RSA592225  Muhlenbergia microsperma L. C. Wheeler 1967-4-30 9233 Los Angeles Limekiln Canyon 548 Comment
  RSA788774  Muhlenbergia microsperma Mark Elvin, Sara L. Crockett 1997-3-17 372 Los Angeles Channel Islands; Santa Catalina Island: Cape Canyon. W side of Canyon. 1.25m NE middle Ranch on Cape Canyon Rd. Comment
  SBBG113062  Muhlenbergia microsperma S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 600 Los Angeles Whitley's Pk, overlooking upper part of Swain's (Swain) Cyn 374 Comment
  UCR276799  Muhlenbergia microsperma R. G. Swinney 2011-3-29 14240 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA762879  Muhlenbergia rigens R. G. Swinney 2008-10-10 9572 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  POM1690  Muilla maritima Harry Pruett 1909-5-25 17 Los Angeles Claremont. 365 Comment
  RSA252905  Muilla maritima Robert F. Thorne 1973-5-11 43565 Los Angeles 1.9 mi. W of Little Rock Creek [San Gabriel Mountains] 1158 Comment
  OBI12284  Myoporum laetum Unknown 1960-5-29 s.n. Los Angeles Pierce College campus, Canoga Park 244 Comment
  SBBG96840  Myriopteris newberryi S. Boyd with T. Ross, L. Arnseth 1990-4-7 4228 Los Angeles lower half of China Cyn Comment
  RSA592211  Nama Louis C. Wheeler 1967-5-12 9456 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA0073584  Nama demissa var. demissa Orlando Mistretta, Christine Mistretta 2003-4-30 1980 Los Angeles Saddleback Butte State Park. 824 Comment
  RSA484130  Nassella cernua Edith A. Purer 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA668291  Nassella cernua Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 80 Los Angeles San Clemente Island. Comment
  POM222229  Nassella lepida L. C. Wheeler 1936-6-8 4125 Los Angeles San Gabriel Mountains: Bell-San Dimas Canyon divide 960 Comment
  POM484094  Nassella lepida C. Epling 1931-04 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA484110  Nassella lepida F. R. Fosberg 1931-4-10 689 Los Angeles Avalon Canyon, Santa Catalina Island 135 Comment
  SEINET192712  Nassella lepida Carl B. Wolf 10 Los Angeles Santa Catalina Island 100 yds east of summit of the equestrian trail back of Avalon. 305 Comment
  UC1922878  Nassella lepida Valerie Soza, LeRoy Gross 2001-5-9 1192 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  RSA534132  Nassella pulchra Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5077 Los Angeles San Clemente Island, Lower Wilson Cove Canyon, bouldery, rocky draw SW and above pier aperations. 15 Comment
  RSA592050  Nassella pulchra Mark Hoefs, D. Propst 1973-5-4 264 Los Angeles Santa Catalina Island: above and east of camp at Emerald Cove 30 Comment
  RSA648714  Nasturtium officinale Dolores Perez 1981-5-3 33 Los Angeles Hwy 39, Crystal Lake Recreation Area Comment
  POM357  Nasturtium officinale E. M. Johnstone 1909-1 s.n. Los Angeles Claremont. 365 Comment
  POM6813  Nasturtium officinale P. A. Munz, L. T. Street, G. Williams 1919-4-2 2494 Los Angeles Puente Comment
  SD69497  Navarretia hamata Robert F. Thorne 1966-4-7 35939 Los Angeles Santa Catalina Island; SSE-facing slope at Cherry Valley 60 Comment
  CATA1222  Navarretia hamata subsp. leptantha Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2287 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA468365  Navarretia prostrata Edwin Kline 1896-1 s.n. Los Angeles Los Angeles Comment
  RSA587480  Nemacladus longiflorus var. breviflorus Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1129 Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  RSA725136  Nemacladus sigmoideus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -25 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SEINET3156472  Nemophila aurita G. B. Grant, W. Wheeler 1904-4-21 832 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  UC24222  Nemophila menziesii Harley P. Chandler 1897-2-10 Los Angeles Claremont 365 Comment
  UCR192038  Nemophila menziesii A. C. Sanders 2008-4-11 34859 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  RSA652199  Nemophila menziesii Jeanne Bellemin 1969-5-10 s.n. Los Angeles Evey Can. off Baldy Rd. Comment
  UC535387  Nemophila menziesii var. integrifolia Ira W. Clokey, B. Templeton Apr. 1929 4454 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 350 Comment
  SEINET3072091  Nerium oleander Ken Hamilton 1984-4-22 17 Los Angeles La Crescenta City Comment
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Sep 16 2014
  RSA426652  Nicotiana attenuata F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5505 Los Angeles Crystal Lake, N. fork San Gabriel Canyon, San Gabriel Mts. 1600 Comment
  POM4067  Nicotiana bigelovii var. wallacei Unspecified 1906-6-4 s.n. Los Angeles Claremont. 366 Comment
  LA45886  Nicotiana glauca W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  RSA0057926  Nicotiana glauca Richard G. Swinney 2010-2-27 11774 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, E end of Orcas Park to 0.5 mi. toward the east and from the I-210 Fwy. to Big Tujunga Wash to the south. 331 Comment
  RSA656417  Nicotiana glauca Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 675 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 518 Comment
  UCR210504  Nicotiana glauca R. G. Swinney 2008-11-30 9891 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  LA26065  Nicotiana glauca Judith Webb; 1955-4-2 sn Los Angeles SANTA MONICA MOUNTAINS, canyon below Mt. St. Mary's College. Comment
  SEINET10696860  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3942 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10818931  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3934 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  POM697  Nitrophila occidentalis L. R. Abrams 1901-06 1750 Los Angeles New River near Long Beach. Comment
  POM219204  Notholaena californica subsp. californica L. C. Wheeler 1932-7-9 955 Los Angeles 3/4 mi. from mouth Rogers Canyon, San Gabriel Mts. 365 Comment
  CATA3305  Nuttallanthus texanus Amy Catalano 2017-3-22 022 Los Angeles Santa Catalina Island: On the se facing slope of the ridge leading towards (sw) the Skull Canyon-Middle Ranch roads junction 193 Comment
  RSA653382  Oenothera elata subsp. hirsutissima LeRoy Gross 2000-8-25 259 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. 325 Comment
  CAS-BOT-BC59012  Opuntia littoralis L. R. Abrams; I. L. Wiggins 1931-7-6 384 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA748071  Opuntia littoralis Justin M. Wood 2009-6-5 842 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR130509  Orcuttia californica R. E. Riefner Jr. 2003-7-26 03- 328 Los Angeles Western San Gabriel Mtns., Near Solemint, in Plum Canyon, near intersection with Arline Drive and Sierra Hwy. 587 Comment
  RSA228953  Oreonana vestita R. F. Thorne 1971-8-25 41283 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  RSA680010  Oreonana vestita LeRoy Gross, Valerie Soza 2003-6-10 1018 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. 2896 Comment
  CATA301  Orobanche bulbosa Mark L. Hoefs 1973-6-5 321 Los Angeles Santa Catalina Island: By upper White's Landing Road 411 Comment
  UCSC000709  Orobanche bulbosa Jerome S. Horton 1935-6-21 185 Los Angeles Pomona, Tanbark Flat 823 Comment
  RSA747403  Orobanche fasciculata R. G. Swinney 2008-6-4 8948 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  RSA0076502  Orobanche fasciculata Robert F. Thorne, Mae Z. Thorne 1967-7-19 37157 Los Angeles San Gabriel Mts., Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  RSA0059244  Orobanche uniflora subsp. occidentalis Donald R. Bissing 1973-5-18 89 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  RSA0006074  Orobanche valida subsp. valida F. W. Peirson 1928-6-2 7937 Los Angeles S fork of Rock Creek: trail toward the summit. 1982 Comment
  RSA401996A  Orthocarpus densiflorus Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  JEPS13148  Osmadenia tenella Elizabeth Day Palmer 1908-8-1 Los Angeles Los Angeles Comment
  SD92944  Osmorhiza brachypoda W. Bertsch 1953-4-21 90 Los Angeles Little Dalton Canyon. 365 Comment
  UCD127839  Osmorhiza brachypoda Geoffrey Levin 1974-4-27 51 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  POM353413  Oxalis albicans subsp. californica Tom Burch 1940-4-19 s.n. Los Angeles Malabu [Malibu] Coast. Comment
  RSA785299  Oxalis corniculata Doris Bowers 1957-5-20 110 Los Angeles LaVerne College 305 Comment
  POM353467  Oxalis pes-caprae H. L. Bauer 1932-03 s.n. Los Angeles Santa Monica Comment
  RSA771524  Oxalis pes-caprae Robert F. Thorne 1973-3-14 42655 Los Angeles San Dimas Canyon near its mouth. Comment
  UCR107772  Oxytheca luteola Steve Boyd, J. M. Porter, Z. Lederman 1998-4-27 10150 Los Angeles Mojave Desert, Antelope Valley, Amargosa Creek drainage at W G Street, west of Hwy 14, SW of Rosamond Dry Lake. 793 Comment
  SBBG62562  Packera breweri S. W. Hutchinson 1926-1 447 Los Angeles Lake Hughes 1066 Comment
  JEPS37499  Packera ionophylla F. W. Peirson 1922-7-6 3195 Los Angeles Big Pines Region San Gabriel Mts. Comment
  POM72484  Packera ionophylla I. M. Johnston 1925-8-1 6606 Los Angeles Upper Barrett Canyon, W end Ontario Peak on shady N slope near Cascade-Barrett Canyon divide 2042 Comment
  CAS-BOT-BC121170  Paeonia californica George B. Grant 1902-4-3 s.n. Los Angeles Pasadena Comment
  RSA434239  Paeonia californica Howard Mullins 1931-3-15 s.n. Los Angeles Santa Susana Pass Comment
  UCR197183  Paeonia californica Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 659 Los Angeles 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 579 Comment
  RSA177753  Parapholis incurva R. F. Thorne, P. Everett 1965-5-11 34568 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  SBBG77121  Parapholis incurva F. R. Fosberg 1931-4-3 4476 Los Angeles Pebbly Beach 2 Comment
  UC166837  Pectocarya anisocarpa Geo. B. Grant 1906-4-18 913 Los Angeles Pasadena Comment
  RSA570181  Pectocarya linearis subsp. ferocula Tim Ross, Steve Boyd, L. Arnseth 1991-4-30 5018 Los Angeles San Gabriel Mtns, 0.6 mile ESE of Action, rocky slope (Oligocene Volcanic) on the S edge of Soledad Canyon Wash. 841 Comment
  SBBG116302  Pectocarya penicillata R. Burgess, P. Munro 2002-5-6 5134 Los Angeles Hungry Valley Rd, 0.2 mi W of Smokey Bear Rd 853 Comment
  SD215434  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-25 9279 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Crek drainage in broad alluvial valley at head of Cienaga Canyon south of Liebre Mountain, flats and slopes just northeast of ranch compound. 975 Comment
  SEINET3084019 Image available Pectocarya penicillata A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7777 Los Angeles Mojave Desert, near Quartz Hill in Lancaster, S of Ave. L at 37th St. West. Comment
  RSA674637  Pectocarya setosa Scott D. White, Kent Hughes 2000-5-16 7862 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UCR252555  Pectocarya setosa R. G. Swinney 2010-5-11 12671 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
  RSA654215  Pedicularis semibarbata Valerie L. Soza, LeRoy Gross 2000-5-23 953 Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail. 2378 Comment
  SBBG14210  Pelargonium X hortorum M. A. Piehl 1962-10-3 6234 Los Angeles ca. 0.5 mi from shore in Pebbly Beach Cyn Comment
  SEINET6195227 Image available Pellaea andromedifolia A. Boynton 1966-1 18 Los Angeles Altadena, Millard Canyon, 15 mi. NW of Altadena on Chaney Trail 610 Comment
  SBBG94698  Pellaea andromedifolia J. Vanderwier 1983-5-10 Los Angeles NE of airport, SW of the bend in Beach Rd Comment
  SEINET4556461 Image available Pellaea andromedifolia George B. Grant May 1902 918 Los Angeles South West California Comment
  POM22836  Pellaea andromedifolia var. andromedifolia Mattie Reed 1892-4-11 s.n. Los Angeles Pomona Comment
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Oct 3 2010
  LA3550  Pellaea mucronata var. mucronata J. Warren; 1952-5-27 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon 548 Comment
  LA94170  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-4-10 1844 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, ca 2 mi S of Mulholland Hwy on W-side. 304 Comment
  POM364500  Pennisetum setaceum Freda Detmers 1931-4-18 16836 Los Angeles Griffith Peak Comment
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Aug 26 2014
  SFV17355  Penstemon X parishii P. Wilson 1998-4-27 3520 dup. Los Angeles Santa Monica Mountains Mulholland Road, mile marker 24.57. 400 Comment
  SFV3429  Penstemon centranthifolius K. A. Wilson 1961-3-11 991 Los Angeles San Gabriel Mountains San Francisquito Canyon. 3 miles south of Green Valley. 790 Comment
  UCR223513  Penstemon centranthifolius R. G. Swinney 2009-5-28 10962 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR252888  Penstemon centranthifolius R. G. Swinney 2010-5-11 12650 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
  JEPS11574  Penstemon centranthifolius Frank W. Peirson 1918-5-26 200 Los Angeles Henniger Flats San Gabriel Mountains, Henniger Flats 868 Comment
  RSA412449  Penstemon centranthifolius Fordyce Griffiths Jr. 1910-06 3487 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA0097780  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-7-8 15494 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA408052  Penstemon grinnellii subsp. grinnellii R. S. Woglum 1940-7-6 2902 Los Angeles San Gabriel Mountains, Angeles National Forest, Charlton Flats Comment
  RSA495613  Penstemon labrosus S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 323 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  POM122557  Penstemon laetus Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec, Liebre Mountains. Comment
  UCR141070  Penstemon rostriflorus June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  UC103122  Penstemon spectabilis var. subviscosus C. F. Baker 1903-7-20 3348 Los Angeles Claremont Comment
  CAS-BOT-BC77128  Pentagramma triangularis subsp. semipallida L. R. Abrams; I. L. Wiggins 1931-7-6 348 Los Angeles San Clemente Island - vicinity of Mosquito Harbor Comment
  UCSB8289  Pentagramma triangularis subsp. triangularis Gill, Robert 1960-3-5 Los Angeles Little Dalton Canyon, San Gabriel Mt. range; Pacific slope drainage area 426 Comment
  UCSB62249  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-5 Los Angeles San Gabriel Mtns., Glendora Ridge, ca. 1/2 mi. no. of Cow Cyn. Saddle 1402 Comment
  RSA0070739  Pentagramma viscosa Geo L. Moxley 1919-5-6 688 Los Angeles Catalina Island. Comment
  CATA117  Peritoma arborea Peter Henrikson 1987-5-8 88 Los Angeles Santa Catalina Island: Little Springs Canyon, southeast exposure 30 Comment
  CAS-BOT-BC419012  Persicaria lapathifolia I. Johnston 1917-6-14 1343 Los Angeles West of Pomona Comment
  SD51752  Petalonyx thurberi subsp. thurberi Rimo Bacigalupi 1952-8-8 3897 Los Angeles In wash of Bee Creek, a tributary of Soledad Creek; in Soledad Canyon, 2.1 miles west of junction of Soledad Canyon road and Agua Dulce Canyon road. 526 Comment
  RSA79239  Phacelia austromontana G. R. Campbell 1952-6-28 17285 Los Angeles Mt. Baldy 2439 Comment
  UC1375270  Phacelia austromontana Robert F. Thorne 1971-8-25 41267 Los Angeles Lily Spring San Gabriel Mts., Angeles National Forest, Mt. Hawkins (on nw slope) Comment
  SEINET4080544  Phacelia californica G. Sphon 1959-1 335 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  UC1426023  Phacelia cicutaria var. hispida Robert F. Thorne 1971-3-31 41436 Los Angeles n Mountain Ave.; San Gabriel Mts., Claremont, Johnson's Pastures 548 Comment
  LA35886  Phacelia cicutaria var. hubbyi Peter H. Raven; Henry J. Thompson 1960-4-12 15023 Los Angeles Santa Monica Mountains, Mulholland Drive, 3.1 W of Las Virgenes Road 274 Comment
  SBBG29808  Phacelia cryptantha F. W. Peirson 1928-6-2 7942 Los Angeles trail up S Fk of Rock Crk 1676 Comment
  RSA74936  Phacelia davidsonii Raymond J. Dobbs 1927-5-31 7675 Los Angeles Barley Flats. 1707 Comment
  UCR189724  Phacelia davidsonii R. G. Swinney 1998-7-10 6377 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  POM7405  Phacelia distans Fay A. MacFadden 1929-6-6 1259 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA249759  Phacelia distans Robert F. Thorne 1973-4-20 42990 Los Angeles San Gabriel Mountains. 1143 Comment
  RSA616274  Phacelia distans Scott D. White 1998-5-15 6487 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  SFV3003  Phacelia distans H. L. Bauer 1941-4-21 647 Los Angeles Playa del Rey. 61 Comment
  UC56412  Phacelia distans Ernest Braunton Mar 1903 838 Los Angeles Playa del Rey 3 Comment
  LA38544  Phacelia egena A. M. Johnson; 1932-5-30 4084 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UC1228878  Phacelia floribunda Peter H. Raven 1962-5-10 17728 Los Angeles Horse canyon San Clemente Island (on steep hillside near bottom, large canyon w of Thirst) 457 Comment
  RSA0113370  Phacelia fremontii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7512 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
  SFV2987  Phacelia fremontii P. G. Kilburn 1958-4-12 715 Los Angeles San Gabriel Mountains Soledad Canyon, 0.5 miles south of junction with U. S. Highway 6. 900 Comment
  RSA650546  Phacelia fremontii Gary Guntle 1971-5-16 s.n. Los Angeles 6 1/2 mi. down Pamldale turnoff out of Big Pines. along roadside. 1829 Comment
  HSC13705  Phacelia grandiflora David Porter 1965-4-27 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  UCR12039  Phacelia grandiflora Coleta A. Lawler 1971-6-1 285 Los Angeles Western Transverse Range; Santa Monica Mtns., on Piuma Road, off Hwy 23, 1.6 mi NW of junction with Scheuren Road 518 Comment
  RSA773608  Phacelia imbricata R. G. Swinney 2009-6-24 11277 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR190428  Phacelia imbricata R. G. Swinney 2000-5-19 7682 Los Angeles San Gabriel Mtns., San Dimas, SE-facing ridge west of San Dimas Canyon Rd., c. 300 m north of Golden Hills Rd. and 400 m west of stream 512 Comment
  UCR259144  Phacelia imbricata R. G. Swinney 2010-6-4 12992 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR89973  Phacelia imbricata Scott D. White, Chet McGaugh 1995-6-6 3227 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA747180  Phacelia longipes Orlando Mistretta 1992-6-26 625 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. Comment
  SBBG54428  Phacelia longipes L. R. Abrams 1902-7-12 2711 Los Angeles Coldwater Cyn, San Antonio Mtns Comment
  SBBG54435  Phacelia longipes J. T. Howell 1928-6-10 3889 Los Angeles Fish Cyn Comment
  RSA0098838  Phacelia mohavensis R. G. Swinney 2011-6-7 15048 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  RSA428163  Phacelia ramosissima E. S. Spalding 1931-7-30 s.n. Los Angeles Hermosa Beach. Comment
  RSA428281  Phacelia ramosissima var. latifolia Anstruther Davidson 1892-5-3 s.n. Los Angeles Pasadena. Comment
  RSA74160  Phacelia tanacetifolia P. A. Munz 1935-4-1 13596 Los Angeles 25 miles NW of Adelanto, Western Mojave Desert Comment
  HSC94031  Phacelia viscida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9455 Los Angeles Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  CATA1508  Phalaris aquatica Mark L. Hoefs, Steven A. Junak 1996-7-9 2721 Los Angeles Santa Catalina Island: By Middle Ranch Reservoir, Middle Canyon 201 Comment
  RSA177702  Phalaris aquatica R. F. Thorne, P. Everett 1965-5-10 34514 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  UCR64009  Phalaris aquatica L. F. LaPre 1990-5-28 s.n. Los Angeles City Ranch, in the Anaverde Valley, about 2 mi west of Palmdale 915 Comment
  POM298887  Phalaris lemmonii Frank W. Gould 1944-4-12 2281 Los Angeles Western Avenue at 131st Street, south of Los Angeles. Comment
  POM356923  Phalaris minor Grethe Moskedahl 1923-4-23 s.n. Los Angeles Downey. Comment
  RSA235308  Phalaris minor E. R. Blakley 1962-6-9 5205 Los Angeles San Clemente Island. Canyon west of road, 2 1/2 miles north of China Point 213 Comment
  SBBG17809  Phalaris minor P. H. Raven 1962-7-11 17993 Los Angeles upper reaches of cyn N of Nanny, NE of Lemon Tank Comment
  POM356917  Phalaris minor Margaret Northrop 1914-5-26 I Los Angeles In road at end of Homeward Ave. Carline. Comment
  SBBG113254  Phalaris paradoxa S. A. Junak with M. L. Hoefs 1997-6-5 SCa 427 Los Angeles Deer Valley Reservoir (Summit Reservoir) ca. 1.5 mi E of isthmus on S side of main rd 155 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
  RSA716922  Phoenix canariensis LeRoy Gross, Naomi Fraga 2006-1-20 2451 Los Angeles East end of the Verdugo's. North side of the main crest. Deer Creek off of Beaudry Road. West of Debris Basin. 448 Comment
  UCR271074  Phoenix canariensis R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14353 Los Angeles San Gabriel Mountains, Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 427 Comment
  RSA730070  Pholistoma auritum var. auritum R. G. Swinney, D. W. Larson 1999-5-15 7139 Los Angeles San Gabriel Mtns.: Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest. 549 Comment
  CAS-BOT-BC134968  Phoradendron bolleanum A. D. E. Elmer 1902-6-1 3607 Los Angeles Acton Comment
  RSA420803  Phoradendron macrophyllum Clare, McDougal 1930-2-16 13705 Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA226033  Phoradendron villosum Robert F. Thorne, C. W. Tilforth 1971-6-29 40642 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  RSA773784  Phoradendron villosum R. G. Swinney 2009-7-22 11304 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UC1194600  Phoradendron villosum Del Wiens 1960-6-10 2716 Los Angeles n. Claremont (Cobal Canyon); Cobal Canyon 396 Comment
  POM223069  Phyla nodiflora Louis C. Wheeler 1933-7-7 1925 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA683943  Phyllospadix scouleri E. Yale Dawson 1957-6-30 17193 Los Angeles Lunada Bay, Los Angelas County. Station # 25. Comment
  RSA684041  Phyllospadix torreyi E. Yale Dawson 1958-5-22 19158 Los Angeles Latigo shore Road, Malibu beach. Station no 19. 320 ft from shore base point. Comment
  UCR210457  Picris echioides R. G. Swinney 2008-11-29 9855 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  RSA169031  Pinus jeffreyi Mark Parratt 1964-2-6 608 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA588866  Pinus monophylla Orlando Mistretta 1994-9-21 1487 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  UC1409515  Pinus monophylla A. B. Cossey Los Angeles Cattle Canyon (a tributary of the East Fork of the San Gabriel River Angeles National Forest (ca 80 ft from the true-left canyon rim) 2048 Comment
  RSA651151  Pinus ponderosa Thomas Seerley 1948-2-22 sn Los Angeles San Gabriel Mountains, Glendora. 762 Comment
  CATA378  Piperia cooperi Mark L. Hoefs 1974-4-30 436 Los Angeles Santa Catalina Island: Hermit's Gulch, by trail 167 Comment
  LA33619  Piperia unalascensis Peter H. Raven; Henry J. Thompson 1959-5-5 14136 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1), Malibu Creek drainage 365 Comment
  POM301701  Piptatherum miliaceum J. C. Roos 1942-9-27 1734 Los Angeles Corner North Orlando and Beverly Blvd. Comment
  RSA0025423  Piptatherum miliaceum Duncan S. Bell, Caitlin Elam 2013-6-24 5245 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  SEINET10630723  Pisum sativum Heidi H. Schmidt 1999-10-14 Schmidt 3812 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  CSUSB1123  Pityrogramma triangularis Keith Thompson 1969-12-13 s.n. Los Angeles Evey Canyon 731 Comment
  RSA611838  Plagiobothrys arizonicus Steve Boyd, Valerie Soza 1998-4-28 10174 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  UC1922871  Plagiobothrys arizonicus Scott D. White, Pam DeVries 2006-5-9 11415 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy, and SW of Gorman Post Rd. Lebec 7.5' Quad. Comment
  UCR93307  Plagiobothrys arizonicus T. S. Ross, Steve Boyd 1994-5-4 7632 Los Angeles San Gabriel Mtns., San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; c. 600 m SW of summit of grade; c. 2460 m ESE of Grass Mtn summit 1076 Comment
  LA40191  Plagiobothrys canescens A. M. Johnson; 1932-4-4 3923 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  SBBG131517  Plagiobothrys canescens S. A. Junak 2000-5-19 SCa 1323 Los Angeles first ridge W of Twin Rocks, above Goat Harbor Beach, at end of rd 289 Comment
  SBBG112871  Plagiobothrys collinus var. gracilis S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 488 Los Angeles W side of Cape Cyn, S of Black Jack Pk 475 Comment
  RSA0044613  Plagiobothrys nothofulvus A. C. Sanders 2007-4-19 33414 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  UCR177278  Plagiobothrys nothofulvus Scott D. White, Michael Honer 2003-5-7 9203 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  POM147456  Plantago coronopus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA579144  Plantago erecta Tim S. Ross, Darin Banks 1994-4-12 7460 Los Angeles San Francisquito Canyon. Dike-like ridge with crest descending toward the road in a NW direction; ca 220 m SW of where Drinkwater Canyon joins S. Fr. Canyon. 512 Comment
  UCR155139  Plantago erecta A. C. Sanders 2005-5-5 29942 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  UCR210056  Plantago major A. C. Sanders 2009-11-6 37208 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CATA2327  Plantago ovata Howard L. Ferguson 1980-4-16 130 Los Angeles San Clemente Island: S of Nots Canyon on E side of Island 91 Comment
  SBBG113078  Plantago ovata var. insularis S. A. Junak 1998-5-2 SCa 627 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  RSA228902  Platanthera leucostachys Robert F. Thorne 1971-8-25 41320 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip 2256 Comment
  RSA401711A  Platanus racemosa Fay A. MacFadden 1931-3-16 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  CAS-BOT-BC91657  Platystemon californicus L. R. Abrams 1927-4-30 11702 Los Angeles Head of Antelope Valley. Comment
  LA104035  Platystemon californicus Barry A. Prigge; 1986-4-20 7017 Los Angeles Tehachapi Mountains, 0.4 mi. E of Gorman on Lancaster Road 1127 Comment
  RSA757270  Platystemon californicus R. G. Swinney 1998-4-14 6000 Los Angeles Pi - on 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
  POM229  Platystemon californicus var. californicus Marjorie Shaw, Edna Spaudling, C. L. Walton 1917-4-6 s.n. Los Angeles Bouquet Canyon. Comment
  SD218282  Plecostachys serpyllifolia R. E. Riefner Jr. 2004-8-6 04 367 Los Angeles City of Malibu, Zuma Lagoon at Westward Beach Rd. Comment
  RSA0116892  Plectritis ciliosa Lyman Benson 1949-4-29 13600 Los Angeles Hills 3 miles southwest of Pomona. Mt. Range: Puente Hills. 304 Comment
  CAS-BOT-BC356126  Pluchea odorata F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom. Near Los Angeles Comment
  RSA600392  Poa secunda V. W. Steinmann 1996-3-30 820 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
  RSA600396  Poa secunda V. W. Steinmann 1996-4-7 824 Los Angeles San Gabriel Mountains, ca. 1 kilometer from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail. 1350 Comment
  UC149783  Poa secunda subsp. secunda H. M. Hall May 1 1902-May 3 1902 3089 Los Angeles vicinity of Elizabeth Lake (Pine Canyon); Antelope Valley Comment
  UC501672  Poa secunda subsp. secunda Frank W. Peirson 1920-5-9 5366 Los Angeles summit Mt Wilson; San Gabriel Mts Comment
  RSA229081  Poa secunda var. secunda R. F. Thorne 1971-6-30 40772 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek 1616 Comment
  RSA576937  Polycarpon tetraphyllum L. C. Wheeler 1933-6-24 1883 Los Angeles 1077 New York Ave, Altadena. 381 Comment
  UCR11363  Polycarpon tetraphyllum O. F. Clarke 1968-9-14 s.n. Los Angeles Los Angeles, 2921 S Sepulveda Blvd, near the interchange of the Santa Monica (I-10) and the San Diego (405) Fwy 39 Comment
  LA202581  Polygala cornuta var. fishiae Monte Lloyd; 1950-7-15 500715p 1115 Los Angeles 152 Comment
  RSA460145  Polygala cornuta var. fishiae L. E. Hoffman 1931-11-16 19271 Los Angeles Malibu Creek Comment
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Apr 30 2011
  SBBG77486  Polygonum argyrocoleon F. R. Fosberg 1931-4-3 4461 Los Angeles Pebbly Beach Comment
  RSA0034919  Polygonum argyrocoleon P. R. Brown 1970-4-9 34 Los Angeles Upper pond, Canon de Lana, Woodland Hills Nature Center. Comment
  RSA0034989  Polygonum aviculare P. R. Brown 1970-5-19 57 Los Angeles Lower end of Canon de Lana. [county not specified] Comment
  RSA466346  Polygonum lapathifolium F. R. Fosberg 1930-10-18 S 4106 Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] 40 Comment
  RSA466342  Polygonum lapathifolium Anstruther Davidson 1890-09 s.n. Los Angeles Los Angeles Comment
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Dec 10 2010
  RSA0091135  Polypodium californicum R. G. Swinney 2011-3-22 14195 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  UC1518849  Polypodium californicum J. Henrickson 1963-5-5 32315 Los Angeles 4 mi n Claremont (Cobal Canyon); San Gabriel Mts foothills 518 Comment
  UC61202  Polypodium californicum H. P. Chandler 1897-4-12 Los Angeles Palmer's Canyon Claremont 731 Comment
  CAS-BOT-BC71879  Polypodium californicum Mrs. Huischamp 1898-6-1 s.n. Los Angeles Santa Catalina Island Comment
  SBBG128765  Polypogon interruptus M. L. Hoefs 1995-5-23 2131 Los Angeles Middle Cyn at Thompson Reservoir 195 Comment
  CATA1701  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3018 Los Angeles Santa Catalina Island: Parson's Landing 4 Comment
  RSA0127706  Polypogon monspeliensis Louis C. Wheeler 1967-7-18 10104 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  RSA693288  Polystichum imbricans subsp. imbricans L. E. Hoffman 1930-5-12 s.n. Los Angeles Millard's Canyon. Angeles National Forest. Comment
  CAS-BOT-BC102543  Populus fremontii Peter H. Raven; Henry J. Thompson 1959-10-14 14639 Los Angeles along Triunfo Creek, east end of Malibu Lake 220 Comment
  SEINET10539395  Populus fremontii Walter H. Lewis Lewis 15651 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  UCR270661  Portulaca oleracea R. G. Swinney 2011-7-7 15464 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area 1098 Comment
  RSA188307  Potamogeton crispus Robert F. Thorne 1966-6-1 36493 Los Angeles Santa Catalina Island: near margin of reservoir at upper end of Cape Canyon. 335 Comment
  CAS-BOT-BC206973  Prosopis glandulosa var. torreyana A. D. E. Elmer 1902-6-1 3726 Los Angeles Lancaster, 15 miles east Comment
  SD72237  Prunus fasciculata R. S. Woglum 1935-5-6 729 Los Angeles Palmdale Comment
  OBI2661  Prunus ilicifolia W. Holbrook 1967-4-23 2 Los Angeles 400 yds W of Rose Bowl, Pasadena 259 Comment
  UC2042035  Prunus ilicifolia Orlando Mistretta with Oscar Dorado 1989-5-10 s. n. Los Angeles Transverse Ranges; Liebre Mountains Region: Bouquet Canyon. Comment
  RSA13087  Prunus ilicifolia subsp. ilicifolia Carl B. Wolf 1935-9-18 7569 Los Angeles 1 mile east of Newhall, Placerita Canyon. Along Placerita Creek. 396 Comment
  CAS-BOT-BC154559  Prunus ilicifolia subsp. lyonii L. R. Abrams; I. L. Wiggins 1931-7-4 314 Los Angeles White's Landing, Santa Catalina Island Comment
  SBBG38730  Prunus ilicifolia subsp. lyonii M. B. Dunkle 1939-11-24 7343 Los Angeles Mosquito summit Comment
  UC1188238  Prunus ilicifolia subsp. lyonii P. C. Everett 1960-9-27 24294 Los Angeles Cherry Valley Santa Catalina Island 60 Comment
  SEINET10483466  Prunus lyonii Lyman D. Benson 1960-7-20 Benson 16077 Los Angeles Seedling volunteers on the pomona college campus, pacific slope 366 Comment
  UCR210207  Prunus virginiana R. G. Swinney 2008-8-13 9405 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  CAS-BOT-BC356373  Pseudognaphalium beneolens I. M. Johnston 1918-9-3 2146 Los Angeles Brea Canon [Canyon], Puente Hills 396 Comment
  JEPS20529  Pseudognaphalium beneolens Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  LA200199  Pseudognaphalium biolettii Barbara Crumly; 1953-3-21 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SBBG79687  Pseudognaphalium biolettii F. R. Fosberg 1931-3-22 4324 Los Angeles Hamilton Cyn 60 Comment
  POM358747  Pseudognaphalium biolettii Jack Rempel 1932-3-13 15276 Los Angeles El Segundo. Comment
  RSA527607  Pseudognaphalium biolettii Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4432 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CAS-BOT-BC356708  Pseudognaphalium californicum Alice Eastwood 1917-7-20 6507 Los Angeles Santa Catalina Island Comment
  UCR270986  Pseudognaphalium californicum R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14324 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  UC896861  Pseudognaphalium stramineum F. R. Fosberg 1931-3-23 S 4338 Los Angeles talus on n wall of Hamilton Canyon Santa Catalina Island, Hamilton Canyon 15 Comment
  SDSU21061  Pseudotsuga macrocarpa Ian Cain, Natasha Bartely 2010-6-21 1534 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 488 Comment
  RSA0035029  Pseudotsuga macrocarpa Jack Pepper 1950-11-4 s.n. Los Angeles Charleton Flats. 1524 Comment
  SEINET5334803  Pseudotsuga macrocarpa W. D. Billings 1951-6-18 2102 Los Angeles Local in steep canyons and ravines, San Gabriel Range 91 Comment
  CAS-BOT-BC421197  Pterostegia drymarioides Reid Moran 1941-2-17 576 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  RSA0110790  Pterostegia drymarioides Richard G. Swinney 2010-6-8 13237 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  RSA392917  Pterostegia drymarioides Ora M. Clark 1929-3-24 1791 Los Angeles Santa Susana Mountains. Comment
  RSA392923  Pterostegia drymarioides F. R. Fosberg 1931-4-2 S 4452 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon 250 Comment
  UCR3685  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816- 04 Los Angeles San Gabriel Mtns, end of Coldwater Canyon, at spring 1220 Comment
  SEINET10858152  Pyrus communis Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2580 Los Angeles City of San Gabriel. Howie's Ranch Market, 6580 N. San Gabriel. Comment
  CAS-BOT-BC45822  Quercus F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon, near Pasadena, San Gabriel Mts. Comment
  POM243780  Quercus X macdonaldii F. R. Fosberg 1931-5-5 s 4771 Los Angeles Santa Catalina Island, Bullrush Canyon 60 Comment
  RSA655362  Quercus berberidifolia LeRoy Gross 2000-11-4 317 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 366 Comment
  SFV12014  Quercus berberidifolia D. L. Koutnik, B. Holguin 1978-4-1 223 Los Angeles San Gabriel Mountains Northwest of Palmdale on Elizabeth Lake Road. 915 Comment
  UCSB34815  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near comer of Hillcrest and North Hill north of Pomona 274 Comment
  RSA350136  Quercus berberidifolia Wesley O. Griesel 1986-2-27 s.n. Los Angeles Henderson Canyon, Verdugo Mountains Comment
  UCSB58657  Quercus berberidifolia Muller, Cornelius 1937-8-27 Los Angeles Fillmore Valley and Ventura county line 182 Comment
  POM187991  Quercus chrysolepis Marcus E. Jones 1931-10-10 28586 Los Angeles San Antonio Ca - on, north of Claremont. Comment
  POM2095  Quercus chrysolepis C. F. Baker 1903-9-20 3688 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA585430  Quercus chrysolepis Tim S. Ross 1990-5-31 2724 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  SD171858  Quercus douglasii E. R. Blakely 1962-10-6 5472 Los Angeles Santa Catalina Island, head of Bullrush Canyon 358 Comment
  CAS-BOT-BC86366  Quercus dumosa June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island Summit Comment
  SEINET13953271 Image available Quercus dumosa Peter H. Raven, Henry J. Thompson 1959-1 13809 Los Angeles 1.2 mi E of summit of Saddle Peak, Santa Monica Mountains 671 Comment
  SEINET4077708  Quercus dumosa R. Moran 1941-1 707 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  UCSB34868  Quercus durata var. durata Gill, Robert 1959-3-12 Los Angeles Canyon Drive in Oak Park, Monrovia, in San Gabriel Mts. 304 Comment
  RSA0098365  Quercus durata var. gabrielensis R. G. Swinney 2011-11-1 15942 Los Angeles San Gabriel Mountains: confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA655366  Quercus durata var. gabrielensis LeRoy Gross 2000-11-12 328 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  SFV22025  Quercus durata var. gabrielensis V. Soza, I. E. Anderson, L. Gross 2000-6-6 988 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough canyon, northeast side of peak O'2646. North-northeast-facing slope above along fire near ridgetop. 762 Comment
  RSA476789  Quercus engelmannii George B. Grant 1904-5-5 s.n. Los Angeles Pasadena. Comment
  SD181500  Quercus engelmannii LeRoy Gross 2001-3-23 344 Los Angeles Los Angeles Basin, Verdugo Mountains region, north side, Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. On sunny ridge just above road. 487 Comment
  UCD46021  Quercus engelmannii Lyman Benson 1948-11-9 13551 Los Angeles Hills at W side of mouth of Monrovia Cyn., Oak Woodland and Chaparral sandy soil south slope, 1,000'. 304 Comment
  CAS-BOT-BC94755  Quercus john-tuckeri D. E. Breedlove 1961-8-4 923 Los Angeles At intersection with Big Pines Hwy and Largo Vista Road. San Bernardino Mts 1371 Comment
  UC1135785  Quercus john-tuckeri H. A. Jensen 1933-6-1 322 Los Angeles Rock Creek Rock Creek Quad. 1706 Comment
  UCSB60801  Quercus john-tuckeri Muller, Cornelius 1945-3-20 Los Angeles 5 mi. S of Caswell Comment
  HSC8270  Quercus lobata C. E. Fellows 1965-9-3 120 Los Angeles 2/10th mi S of intersection of Hwy. 101 and Mulholland Dr. on Mulholland Dr. W side of rd. Comment
  SBBG116374  Quercus lobata R. Burgess, P. Munro 2002-5-6 5137 Los Angeles Hungry Valley Rd, 0.2 mi W of Smokey Bear Rd 853 Comment
  RSA476558  Quercus pacifica F. R. Fosberg 1931-7-10 S 5374 Los Angeles Eagle's Nest, Middle Ran[ch] Canyon, Santa Catalina Island. 180 Comment
  RSA5398  Quercus pacifica Carl B. Wolf 1932-10-5 4231 Los Angeles Santa Catalina Island, Black Jack Peak, south side (below buildings used to house workers). 305 Comment
  UCR281779  Quercus pacifica Mitch Provance, Scott Duff 2017-6-29 617- 66 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  UCSB1120  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Upper end of Swain Canyon, near ridge top, Santa Catalina Island Comment
  RSA592503  Quercus tomentella Mark Hoefs 1973-3-14 124 Los Angeles Cape Canyon, Santa Catalina Island. 244 Comment
  SBBG43937  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SD85176  Quercus tomentella Michael R. Benedict 1971-6-26 Los Angeles San Clemente Island, Peak 1942, directly south of White Rock, near triangulation point 'Alta Comment
  CAS-BOT-BC104873  Quercus wislizeni Jeannette L. Huber 1970-8-2 1094 Los Angeles Chilao, 1 mi N of Chilao Fire Station, San Gabriel Mtns. 1524 Comment
  SFV905  Quercus wislizeni var. frutescens P. G. Kilburn 1958-9-19 876 Los Angeles Santa Susana Mountains Oat Mountain. 945 Comment
  CHSC95452  Rafinesquia californica LeRoy Gross; Valeria Soza 2003-5-15 899 Los Angeles Transverse Ranges; Verdugo Mountains region: 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. UTM Zone; 3789390N, 0376384E. 396 Comment
  RSA226181  Rafinesquia californica Gary D. Cromwell, David W. Wheat 1971-5-14 668 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora; 396 Comment
  RSA400236  Ranunculus cymbalaria var. saximontanus G. R. Johnstone 1930-10-19 s.n. Los Angeles S. of Rosemead. Comment
  RSA763925  Raphanus raphanistrum Doris Hoover Bowers 1954-4-5 156 Los Angeles LaVerne hills 320 Comment
  SFV21137  Raphanus sativus J. M. Keefe 2001-1-24 31031 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
  RSA597050  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3834 Los Angeles Vicinity of Crystal Lake 1677 Comment
  UC167093  Rhamnus crocea Geo. B. Grant 1906-4-10 1114 a Los Angeles Pasadena Comment
  RSA0048632  Rhamnus crocea var. ilicifolia Harold L. Pirie 1963-5-13 s.n. Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC55989  Rhamnus ilicifolia W. R. Dudley; F. H. Lamb 1896-6-7 4363 Los Angeles Kings Canyon, Antelope Valley Comment
  CAS-BOT-BC59840  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1993-5-23 7272 Los Angeles Northerly draw draining from saddle between Red Mtn's long e. ridge and a small notched peak (3227-ft), to upper 896 Comment
  HSC18409  Rhamnus ilicifolia C. E. Fellows 1965-4-13 44 Los Angeles 3.1 mi. SW of Old Topanga Rd on Mullholland Hwy., Santa Monica Mtns. Comment
  RSA390839  Rhamnus ilicifolia Elbert Benjamine 1929-2-24 59 Los Angeles Laurel Canyon, Hollywood Comment
  UCR133618  Rhamnus ilicifolia I. W. Clokey, B. C. Templeton 1929-1 4575 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  UCR259632  Rhamnus ilicifolia R. G. Swinney 2010-3-30 12123 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  UCR270650  Rhamnus ilicifolia R. G. Swinney 2011-11-1 15960 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UC1018419  Rhamnus ilicifolia Paul Gripp 1954-6-14 Los Angeles Malibu Picnic Park, on way to YMCA Camp Comment
  RSA3558  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3502 Los Angeles Avalon Canyon, Santa Catalina Island. 122 Comment
  SBBG39126  Rhamnus pirifolia M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  SBBG95428  Rhamnus pirifolia M. B. Dunkle 1928-3-3 1735 Los Angeles Hay Press [Haypress] Comment
  RSA495627  Rhamnus tomentella subsp. cuspidata S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villase - or 1989-6-21 329 Los Angeles Mountain High Ski Resort. W of Wrightwood; N slopes of San Gabriel Mts. 2018 Comment
  RSA599668  Rhamnus tomentella subsp. cuspidata Steve Boyd, Lauren Raz 1997-5-1 9687 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UC869609  Rhus Ira W. Clokey, B. Templeton Apr. 1929 4431 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  OBI69360  Rhus integrifolia John Knapp, Denise Knapp 2002-11-27 5 Los Angeles Santa Catalina Island. Lovers Cove, 0.10 of a mi S of stop sign at the Mole. 6 Comment
  RSA649822  Rhus integrifolia Matt Brooks 1988-5-7 47 Los Angeles Whittier, 1.0 miles east of the Whittier water tank on a fire road along a ridge. Comment
  RSA755858  Rhus integrifolia R. G. Swinney 2009-1-19 9998 Los Angeles Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  SBBG101185  Rhus integrifolia T. Ross, A. Ross 1991-9-7 5959 Los Angeles below hairpin turn, Mulholland Hwy and Yerba Buena Rd; Santa Monica Mtns; T1S R19W, E/4 SW/4 NE/4 SE/4 S8 [putative hybrid w/ R. ovata] 359 Comment
  UC535521  Rhus integrifolia Ira W. Clokey, B. Templeton Mar. 1929 4605 Los Angeles Mandeville Canyon, Coast road Mandeville Canyon; Santa Monica Mountains 15 Comment
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Oct 18 2017
  CHSC34568  Rhus ovata Carole Gale 1979-5-12 10 Los Angeles Ca. 8mi. N. of Pasadena in Angeles National Forest, 10.5 mi. N. of junction with 210 H. wy. on Angeles Crest Highway in San Gabriel Mts. Comment
  LA62854  Rhus ovata C. L. Hogue; 1954-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash, just above Foothill Blvd., Sunland Comment
  RSA624002  Rhus ovata Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  RSA585537  Ribes amarum T. S. Ross 1992-4-21 6215 Los Angeles Glendora ridge road: on the divide between San Dimas Canyon & Cattle Canyon, draining northward toward the latter. 1232 Comment
  SD143856  Ribes aureum Scott D. White 1997-2-2 4664 Los Angeles San Dimas/Pomona Area; Near Bonelli Regional Park, just NW of Puddingstone Reservoir, San Dimas Ave., and E of the I-210 Freeway. On fill slope below (N of) San Dimas Ave. 244 Comment
  SFV14769  Ribes aureum var. gracillimum J. C. Dittes 1990-2-16 22 Los Angeles San Fernando Valley Big Tujunga Wash, southeast side, alongside of Sheldon Street in disturbed area 0.5 miles west of 118 Freeway. Comment
  RSA748888  Ribes cereum R. G. Swinney 2001-8-11 8037 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap. 2375 Comment
  RSA226514  Ribes indecorum C. W. Tilforth 1971-5-29 375 Los Angeles Johnson s Pastures; hills at n. end of Mountain Ave. above Clare Boya, Claremont. Comment
  SEINET6033051 Image available Ribes malvaceum Scott D. White 1997-11-25 s.n. Los Angeles San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. below Morris Dam; just SE of private orchard. T1N R10W S13, 14, 24 259 Comment
  RSA0044685  Ribes malvaceum var. viridifolium Richard C. Barkelew 1929-4-7 15842 Los Angeles Near Los Angeles; Mulholland Highlands Comment
  RSA476232  Ribes quercetorum Ora M. Clark 1929-3-30 1891 Los Angeles W. of Lancaster Comment
  RSA0106824  Ribes roezlii R. G. Swinney 2011-7-29 15562 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  UCR192882  Ribes roezlii R. G. Swinney 1998-7-8 6343 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  CAS-BOT-BC186164  Ribes roezlii var. roezlii Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mts., Big Pines Camp Comment
  RSA476292  Ribes speciosum Ruth E. Hammond 1929-04 s.n. Los Angeles Verdugo Woodland Comment
  RSA476296  Ribes speciosum Edwin Kline 1925-4-12 s.n. Los Angeles Mulholland Estate; Santa Monica Mtns. Comment
  UCSB2686  Ribes speciosum Wilson, Richard 1958-3-1 Los Angeles Santa Monica Mountains; On Entrada Lane; 2 miles NS of its junction with Topanga Canyon Rd 304 Comment
  UC1922892  Robinia pseudoacacia Valerie Soza, Leland Lubinsky 2001-5-16 1232 Los Angeles Transverse Ranges; Verdugo Mountains region; Drainage off Whiting Woods Mtwy, ridge north of Henderson Canyon. 549 Comment
  RSA435944  Rorippa curvipes var. truncata F. R. Fosberg, J. A. Ewan 1931-8-11 s 5508 Los Angeles Crystal Lake: north fork of San Gabriel Canyon 1600 Comment
  CATA181  Rosa californica Mark L. Hoefs, A. Douglas Propst 1973-4-6 150 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  RSA230203B  Rosa californica Robert F. Thorne 1969-7-2 38297 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  UC2026441  Rubus discolor Steve Boyd, L. Raz 1997-6-18 9979 Los Angeles LIEBRE MOUNTAINS REGION: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. Comment
  UCR193989  Rubus leucodermis R. G. Swinney 1998-8-17 6763 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  CAS-BOT-BC158818  Rubus ursinus Steve Boyd; Amber Maurice 2004-5-18 11339 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain, Transverse Ranges, Libre Mountains region 609 Comment
  RSA656266  Rubus ursinus Bill McKinley 1976-4-18 4 Los Angeles Verdugo Mountains: 40 yards west of intersection of 2 Fire Roads, 940 yards up Beaudry Blvd. near Oakmont Country Club, Glendale. 409 Comment
  UCD114013  Rubus ursinus Rudolf Schmid 1962-6-7 s.n. Los Angeles Near Manor House, Cal Poly, Pomona. Comment
  UCSB2943  Rubus ursinus Ballard 1954-4-20 Los Angeles Little Dalton Canyon near Glendora 350 Comment
  UCD101061  Rumex acetosella Pupils of Los Angeles HS 1903-6-1 s.n. Los Angeles Los Angeles. Comment
  CATA1302  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2392 Los Angeles Santa Catalina Island: River bed just below upper Cape Canyon Reservoir 304 Comment
  UC1601395  Rumex crispus I. M. Johnston 1917-8-21 Los Angeles Head of San Antonio Canyon San Antonio Mountains 2438 Comment
  UCR269585  Rumex crispus R. G. Swinney 2011-6-29 15372 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  UC520126  Rupertia physodes unknown 1932-5-18 Los Angeles Stone Canyon Santa Monica Mountains Comment
  UCR108441  Salicornia virginica L. C. Wheeler 1970-9-5 s.n. Los Angeles Pacific Coast, Venice: Canal Street at Washington Blvd. 9 Comment
  SEINET234758  Salix gooddingii Scott D. White 1997-5-7 5053 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial below San Gabriel Mts. SW of I-210 Freeway E of Hansen Dam and N of W 335 Comment
  LA52056  Salix laevigata Carl Hedin; J. A. Ewan 1933-1-28 7621 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  SBBG27243  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles lower Topanga Cyn, 2.5 km W of Ocean Beach Comment
  SBBG59088  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles lower Topanga Cyn 15 Comment
  UC506418  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-11 7669 Los Angeles Ballona Creek at Bellona Marshes Comment
  RSA0030860  Salix laevigata var. araquipa F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon, Santa Monica Mts. 15 Comment
  RSA9751  Salix lasiandra var. lasiandra Louis C. Wheeler 1932-3-10 460 Los Angeles Big Dalton Canyon, San Gabriel Mountains 427 Comment
  CAS-BOT-BC107529  Salix lasiolepis var. lasiolepis S. Y. Parnay Mar. 202 Los Angeles Santa Monica [Canon] Canyon Comment
  RSA616053  Salix lucida subsp. lasiandra Scott D. White 1997-11-20 6022 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment
  RSA670161  Salix lucida subsp. lasiandra Joseph M. Keefe 2000-12-12 30877 Los Angeles North side of wet ravine, west side of bridge, Fire Road east of Aviation Buildings, Glendale College, 1500 North Verdugo Road, Glendale, CA 91208. 250 Comment
  RSA0073299  Salix scouleriana Bonnie C. Templeton 1932-6-1 4869 Los Angeles East Blue Ridge, Big Pines Park, San Gabriel Mts. 1829 Comment
  CAS-BOT-BC180708  Salsola tragus Peter H. Raven 1961-9-24 16754 Los Angeles Bouquet Reservoir 914 Comment
  RSA730256  Saltugilia grinnellii subsp. grinnellii R. G. Swinney 1999-6-28 7446 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, south of Mescal highlands Rd. 1341 Comment
  RSA469659  Saltugilia splendens subsp. grantii Anstruther Davidson 1892-6-14 1944 Los Angeles Wilson's Peak Comment
  RSA599695  Saltugilia splendens subsp. grantii L. C. Wheeler 1936-6-12 4177 Los Angeles San Gabriel Mountains: San Dimas Canyon. 701 Comment
  UCD118702  Saltugilia splendens subsp. splendens Robert F. Thorne; M. Z. Thorne 1967-7-19 37156 Los Angeles San Gabriel Mts., Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  RSA226067  Saltugilia splendens subsp. splendens R. F. Thorne, C. W. Tilforth 1971-6-17 39927 Los Angeles 7 miles up Little Tujunga Canyon Road from Little Tujunga station. San Gabriel Mountains, Angeles National Forest 671 Comment
  HSC12388  Salvia apiana Wendell Wood 1970-6-21 20 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  RSA576923  Salvia apiana S. Carlquist 1983-7-20 15802 Los Angeles Canyon between chapel and gymnasium, Webb School, Claremont. Comment
  SFV21059  Salvia apiana L. Gross, V. Soza 2001-5-31 390 Los Angeles Verdugo Mountains Southeast side of mountains. Ridge north of Dead Horse Canyon. 457 Comment
  RSA442854  Salvia apiana William Emboden 1969-5-28 45 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  CHSC26066  Salvia carduacea M. Malody 1966-4-17 34 Los Angeles Mallard Canyon in the San Gabriel Mountains. 365 Comment
  UC25670  Salvia carduacea J. Burtt Davy May 9 1896-May 24 1896 2665 Los Angeles between Gorman's and Manzana (Antelope Valley); Antelope Valley Comment
  SEINET7047905  Salvia columbariae Steven R. Hill, Kate Kramer 2001-4-22 33354 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
  UCD125665  Salvia dorrii Marc Meyer; Mike Alvord and Marc Blain 1993-5-1 17 Los Angeles Mojave Desert, 3.4 miles from Pearblossom Highway and Largo Vista road, near Three Sisters. 1100 Comment
  RSA446333  Salvia leucophylla G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  SD241878  Salvia leucophylla Jay Walker, R. C. Walker 2004-4-21 3189 Los Angeles NW of Castaic Lake. Along Ridge Route, 1.0 miles south of Templin road. Comment
  UC57550  Salvia leucophylla J. H. Barber Los Angeles Comment
  RSA717422  Salvia mellifera Gary Kovnat, LeRoy Gross 2003-2-2 10 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA477547  Sambucus mexicana T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  LA33902  Sambucus nigra subsp. canadensis Peter H. Raven; 1959-5-3 14065 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  POM155858  Sanicula arguta M. B. Dunkle 1928-4-11 1849 Los Angeles Santa Catalina Island, Howlands Landing. 15 Comment
  UC1400390  Sanicula arguta Robert F. Thorne and M. Z. Thorne 1973-2-12 42463 Los Angeles Santa Catalina Island, Blue Cavern Point Blue Cavern Point; Santa Catalina Island, Blue Cavern Point 60 Comment
  RSA470992  Sanicula arguta Howard Mullins 1931-3-7 s.n. Los Angeles Oak Wilde [Oakwilde], canyon Comment
  RSA470996  Sanicula arguta E. Crow 1928-4-11 246 Los Angeles hills south of Pomona Comment
  SBBG131607  Sanicula crassicaulis S. A. Junak 1999-5-8 SCa 919 Los Angeles Fern Cyn, just upstream from fence crossing 140 Comment
  UCR279476  Sarcodes sanguinea R. G. Swinney 2011-6-15 15163 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  RSA5999  Satureja douglasii Carl B. Wolf 1932-10-5 4242 Los Angeles Santa Catalina Island. In ravine at junction of Isthmus road and road to Black Jack Peak. 244 Comment
  RSA597187  Schedonorus arundinaceus Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3735 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA764067  Schedonorus arundinaceus R. G. Swinney 2008-7-24 9357 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA503444  Schismus arabicus L. C. Wheeler 1967-5-12 9425 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  CAS-BOT-BC489622  Schismus barbatus R. G. Swinney 2010-4-30 12459 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn; Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  CHSC59646  Schismus barbatus Daryl Koutnik; John Cuti 1978-4-19 375 Los Angeles Along fireroad. Verdugo Mountains on road overlooking Stough Canyon. 548 Comment
  RSA0087083  Schismus barbatus R. G. Swinney 2010-3-18 11976 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA599788  Schismus barbatus Steve Boyd, Lauren Raz 1997-3-25 9281 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  UCR261133  Schismus barbatus R. G. Swinney 2010-6-21 13271 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  UCR90016  Schismus barbatus Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  RSA590506  Schoenoplectus maritimus Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6824 Los Angeles Santa Catalina Island: NE side of Little Harbor near the outlet of Little Springs Canyon drainage. 1 Comment
  UC1871323  Schoenoplectus pungens T. Ross 1993-4-20 6825 Los Angeles Santa Catalina Island; NE side of Little Harbor near outlet of Little Springs Canyon drainage 2 Comment
  PASA1035  Scrophularia californica Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  UC535523  Scrophularia californica Ira W. Clokey, B. Templeton July 1929 4573 Los Angeles Mandeville Canyon; Santa Monica Mts 300 Comment
  RSA191125  Scrophularia californica subsp. floribunda Robert F. Thorne, M. Z. Thorne 1967-6-25 37104 Los Angeles Evey Canyon 884 Comment
  POM147452  Scrophularia villosa Marcus E. Jones 1927-5-29 7505 Los Angeles Isthmus, Catalina Island. Comment
  SD231335  Scutellaria mexicana Sula Vanderplank, LeRoy Gross & Steve Hoskinson. 2005-5-6 50506 116A Los Angeles Transverse Ranges; San Gabriel Mountains region; N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  RSA226013  Scutellaria siphocampyloides Robert F. Thorne, C. W. Tilforth 1971-6-29 40657 Los Angeles San Gabriel Mountains, Angeles National Forest: Lttle Rock Creek, just below Little Rock Forestry station, 1/2 mi. below Little Rock Dam 945 Comment
  RSA445379  Scutellaria tuberosa Martha Hilend 1928-3-4 57 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  UCR114587  Secale cereale A. C. Sanders, Steve Boyd 1997-4-20 20492 Los Angeles Antelope Valley, along Hwy 138 in vicinity of 230th St. West 890 Comment
  UC284755  Selaginella bigelovii P. A. Munz 1923-4-10 6726 Los Angeles e coast San Clemente Isl. (canyon s of Lemon Tank) Comment
  RSA279048  Selaginella bigelovii Robert F. Thorne 1971-4-23 41471 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon 609 Comment
  UCR256963  Senecio breweri Mitch Provance 2010-5-12 0510- 56 Los Angeles Western Transverse Range/W Mojave Desert, south side of Hwy 138, c. 1.3 miles east of intersection with Ridge Route (N2) and 7 miles west of Neenach Comment
  RSA656222  Senecio douglasii Rick Larson 1975-11-10 32 Los Angeles Verdugo Mountains: La Crescenta Park at the bottom of La Crescenta Avenue, La Crescenta. 457 Comment
  CDA8624  Senecio flaccidus var. douglasii A. C. Browne 1953-7-3 Los Angeles Highway 99, 3 miles south of Gorman. 0 Comment
  LA200264  Senecio flaccidus var. douglasii Martha Hilend Kinsey; 1935-11-16 sn Los Angeles Santa Monica Mountains, Bel-Air Estates Comment
  UC75034  Senecio flaccidus var. douglasii Le Roy Abrams 1902-7-5 1562 Los Angeles Azusa Comment
  UCR259612  Senecio flaccidus var. douglasii R. G. Swinney 2010-9-7 13677 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA473044  Senecio lyonii F. H. Elmore 1939-11-26 s.n. Los Angeles Wilsons Cove, San Clemente Island. Comment
  RSA536083  Senecio lyonii Timothy S. Ross 1991-5-21 5421 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of island. 366 Comment
  SDSU498  Senecio lyonii D. F. Howe 1968-2-24 4489 Los Angeles South of Fourth of July Cove, Santa Catalina Island. Comment
  RSA597238  Senecio mikanioides Scott D. White 1995-2-11 2537 Los Angeles San Gabriel Mountains: N end of San Dimas Reservoir, directly across road from U.S. Forest Service San Dimas Station. 457 Comment
  SBBG96985  Senecio vulgaris S. Boyd with T. Ross, L. Arnseth 1990-4-8 4343 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  UCR73187  Senna didymobotrya Scott D. White 1992-10-9 940 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, base of mtns., just north of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded by the Civic Center Road; terminates on the W in vicinity of Malibu School 30 Comment
  RSA0056347  Sequoia sempervirens P. R. Brown 1971-4-1 s.n. Los Angeles Pierce College Nature Center, upper end of Canon de Lana. 274 Comment
  UCR118600  Sesuvium verrucosum David Charlton, Lew Heide 1991-9-22 5622 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  UCD14567  Setaria viridis Don Ford 1984-8-10 s.n. Los Angeles California, Los Angeles Co.; Lancaster, Antelope Valley Dairy; Comment
  UCR172292  Setaria viridis Anuja Parikh, Nathan Gale 2005-7-11 2138 Los Angeles Santa Clara River Valley, Newhall Ranch, N of the Santa Clara River, near Del Valle and the mouth of Chiquito Canyon, study area 29 274 Comment
  LA82449  Silene antirrhina O. H. Kappler; 1944-5-7 609 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  UCD170107  Silene antirrhina R. G. Swinney 2008-6-4 8923 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
  SEINET5337117  Silene antirrhina L. Wheeler 1932-5-29 794 Los Angeles Liveoak Canyon, San Gabriel Mts., 419 Comment
  CATA979  Silene gallica Mark L. Hoefs 1994-5-21 1848 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA724899  Silene gallica K. Dobry 1991-5-13 487 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  POM352  Silene gallica Crawford, H. D. Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mts. Foothills near city Comment
  UCD98686  Silene gallica Lydia Schallort 1940-4-25 4375 Los Angeles Monrovia. Comment
  UCR124449  Silene laciniata I. W. Clokey, B. C. Templeton 1929-1 4544 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA477913  Silene laciniata subsp. major James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  RSA477933  Silene laciniata subsp. major C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA477927  Silene laciniata subsp. major William Greenberg 1939-7-24 s.n. Los Angeles Santa Monica Canyon. Comment
  UCR142982  Silene lemmonii L. C. Wheeler 1932-5-28 777 Los Angeles San Gabriel Mtns, Cascade Canyon off San Antonio Canyon 1113 Comment
  RSA628713  Silene lemmonii R. S. Woglum 1942-5-20 3329 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  SFV5385  Silene verecunda J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains About 5 miles northwest of Big Pines on road to Valyermo. 1768 Comment
  RSA152106  Silene verecunda subsp. platyota Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson saddle 2438 Comment
  RSA332897  Silene verecunda subsp. platyota Wayen E. Sawyer 1981-7-24 110 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail, ca. 0.5 mi. SE of Little Jimmy Spring and 1.1 mi. W of Mt. Hawkins 2438 Comment
  UC1075862  Silene vulgaris Geo. W. Garrettson 1955-4-22 20583 Los Angeles on Sierra Madre Avenue 1/3 mi e Azusa Ave. (Azusa); Azusa Comment
  RSA600371  Silybum marianum Steve Boyd, Lauren Raz 1997-5-28 9866 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
  CAS-BOT-BC74900  Sinapis alba Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Soldiers Home. Comment
  RSA431701  Sisymbrium altissimum F. R. Fosberg 1931-5-12 S 4854 Los Angeles Summit, Wrigley Reservoir, Santa Catalina Island 400 Comment
  RSA724768  Sisymbrium irio K. Dobry 1992-4-14 d- 363 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  RSA660051  Sisymbrium irio Stephen Hill 1981-3-5 31 Los Angeles NE side of old greenhouse on Campus at CalPoly Pomona. Comment
  CDA3846  Sisymbrium orientale L. C. Wheeler 1973-5-12 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Gould Mesa Picnic Ground. Comment
  RSA431708  Sisymbrium orientale Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek. Little Tujunga. Comment
  RSA592276  Sisymbrium orientale L. C. Wheeler 1967-5-9 9398 Los Angeles North fork, Dark Canyon, off Arroyo Seco at Angeles Crest Highway. 853 Comment
  SD251811  Solanum M. B. Dunkle 1939-4-3 7225 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  RSA682567  Solanum americanum A. C. Sanders 2003-5-26 26846 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  RSA659833  Solanum americanum Orlando Mistretta 1992-4-4 126 Los Angeles San Clemente Island. Comment
  RSA674318  Solanum douglasii LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 720 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  UC917795  Solanum douglasii Frank W. Gould 1944-4-16 2298 Los Angeles near corner of Skyline and Ardsheal Drives, Whittier Hills Whittier Hills Comment
  UCR139225  Solanum douglasii Joseph A. Ewan 1930-3-8 3715 Los Angeles Southard Peak trail, Verango Range Comment
  POM158267  Solanum douglasii M. B. Dunkle 1928-5-27 1973 Los Angeles Hamilton Canyon; San Clemente Island. 15 Comment
  RSA14087  Solanum mauritianum Fay A. MacFadden 1933-3-17 10762 Los Angeles Verdugo Mountains: My garden, Tuna Canyon. Comment
  CATA2967  Solanum rostratum Oden Vanderwiel Jul 2010 Los Angeles Santa Catalina Island: Buffalo corrals on the way to Two Harbors, in drainage dip 189 Comment
  CAS-BOT-BC156799  Solanum umbelliferum T. S. Ross; S. D. Steinmann 1995-5-8 8534 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon 609 Comment
  RSA0069830  Solanum umbelliferum R. G. Swinney 2010-3-22 12015 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
  RSA748437  Solanum umbelliferum Justin M. Wood 2009-6-1 806 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  UC26273  Solanum umbelliferum W. H. Brewer 1860-1 189 Los Angeles Cahuenga Pass; San Fernaando Valley, Cahuenga Pass Comment
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Apr 15 2012
  UCR192018  Solanum umbelliferum A. C. Sanders 2008-4-17 34914 Los Angeles Transverse Range, 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM 'Pine', south of peak 3413 1012 Comment
  RSA428779  Solanum umbelliferum E. A. McGregor 1965-5-5 s.n. Los Angeles Pearblossom, Antelope Valley. Comment
  CATA3374  Solanum wallacei Peter J. Dixon 2016-5-5 048 Los Angeles Santa Catalina Island: Gallaghers Canyon, 100 m south of Laura Stein Volunteer Camp 396 Comment
  SBBG128383  Solanum wallacei M. L. Hoefs 1991-4-8 1051 Los Angeles upper Avalon Cyn, below Wrigley Memorial, near drainage channel 143 Comment
  LA51385  Solanum xanti Henry J. Thompson; 1959-3-22 1865 Los Angeles Santa Monica Mountains, Las Virgines Rd, 1 mi N of Tapia Park, N of Malibu Canyon Rd 213 Comment
  SBBG26748  Solanum xanti I. W. Clokey with E. G. Anderson 1935-5-9 Los Angeles San Dimas Cyn Comment
  UCR104744  Solanum xanti David Charlton 1989-4-30 2996 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  NY820451  Solanum xanti A. M. Ottley 1920-4-30 518 Los Angeles Arroyo Seco, Pasadina 335 Comment
  NY820514  Solanum xanti L. T. Chamberlain s.n. Los Angeles Comment
  POM310457  Solidago californica Margaret Hardinge 1945-12-3 117 Los Angeles Claremont. 351 Comment
  RSA0036982  Solidago californica R. G. Swinney 2010-5-29 13405 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  JEPS30662  Solidago velutina subsp. californica Peter H. Raven and Henry J. Thompson 1959-9-27 14552 Los Angeles Latigo Canyon 1.1 mi n Coast Highway (Santa Monica Mountains); , Latigo Canyon 213 Comment
  JEPS32439  Solidago velutina subsp. californica F. W. Peirson 1918-9-16 230 Los Angeles Mt. San Antonio 1371 Comment
  RSA0116180  Solidago velutina subsp. californica R. G. Swinney 2010-10-5 13983 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UC63385  Solidago velutina subsp. californica Ernest Braunton 1903-9-1 905 Los Angeles Glendale to Burbank Comment
  UCR205097  Sonchus asper R. G. Swinney 2008-4-11 8659 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA600479  Sonchus asper subsp. asper Steve Boyd, Lauren Raz 1997-4-30 9612 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  UCD136149  Sonchus asper subsp. asper Ipso. 1904-3-22 s.n. Los Angeles St Anna. Comment
  JEPS30626  Sonchus oleraceus Peter H. Raven 1959-5-9 14165 Los Angeles Mulholland Hwy 1 mi w Las Virgenes Rd. (Malibu Creek drainage, Santa Monica Mountains); Santa Monica Mountains, Malibu Creek drainage 274 Comment
  UCD136201  Sonchus oleraceus Robert F. Thorne 1966-9-14 36667 Los Angeles Santa Catalina Island, Little Harbor. 4 Comment
  CAS-BOT-BC389952  Spergula arvensis Geo. B. Grant 1909-4-1 s.n. Los Angeles Pasadena Comment
  SBBG113114  Spergularia bocconi S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 620 Los Angeles upper portion of Avalon Cyn watershed, along Memorial Rd, ca. 0.7 mi rd mi above Wrigley Memorial 213 Comment
  SFV1237  Spergularia macrotheca R. L. Armacost 1960-12-2 1359 Los Angeles Mallibu. Near salt marsh. Comment
  CAS-BOT-BC390339  Spergularia macrotheca var. macrotheca L. R. Abrams; I. L. Wiggins 1931-7-6 360 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  RSA0098747  Spergularia macrotheca var. macrotheca Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 318 Los Angeles San Clemente Island. North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces and slope between terraces along N shore within 100m of ocean. 9 Comment
  SBBG41345  Spergularia macrotheca var. macrotheca M. R. Benedict 1970-6-30 Los Angeles Ben Weston Beach Comment
  SBBG96636  Spergularia macrotheca var. macrotheca S. Boyd with T. Ross, P. Fritsch 1990-4-6 4174 Los Angeles E side of island, 0.2 mi S of US Navy site called "Jack" 152 Comment
  SD69463  Spergularia marina Robert F. Thorne 1966-4-4 35768 Los Angeles Santa Catalina Island, Catalina Harbor, Isthmus, tip of Ballast Point Comment
  RSA0098577  Spergularia villosa Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-28 794 -2 Los Angeles San Clemente Island. Deadman s Curve above Eagle Canyon. 473 Comment
  SBBG130712  Spergularia villosa S. A. Junak 2000-5-6 SCa 1270 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  LA52376  Stachys bullata Martha Hilend; April 1929 sn Los Angeles 121 Comment
  LA71157  Stachys bullata J. A. Ewan; 1929-5-4 3456 Los Angeles Comment
  RSA164833  Stachys bullata Wesley O. Griesel 1963-5-22 786 Los Angeles Glen Oaks Blvd., San Rafael Hills, Glendale 305 Comment
  RSA446635  Stachys bullata E. S. Spalding 1925-4-26 16014 Los Angeles Arroyo Seco Comment
  SFV5485  Stachys bullata W. A. Kelley Jun 1967 s. n. Los Angeles Santa Monica Mountains Stream near Fire Road #9, near Laurel Canyon. Comment
  UCR107765  Stanleya pinnata var. pinnata L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  CAS-BOT-BC397707  Stellaria nitens Cecil Hart 1927-3-7 s.n. Los Angeles Montebello Comment
  RSA532638  Stephanomeria pauciflora var. pauciflora Timothy S. Ross 1991-8-14 5750 Los Angeles Roundtop Mountain. 1878 Comment
  UCR272983  Stephanomeria virgata R. G. Swinney 2011-6-29 15337 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment