Search Results — 2000 specimen records retrieved (1567 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG89736  Abronia maritima F. R. Fosberg 1931-5-16 4881 Los Angeles Little Harbor 2 Comment
  RSA755892  Abronia pogonantha R. G. Swinney 2008-6-18 9079 Los Angeles Juniper Hills, Devil s Punchbowl Co. Park, 0.1 mi. SW of nature center 1476 Comment
  SBBG96659  Abronia umbellata S. Boyd with T. Ross, L. Arnseth 1990-4-7 4251 Los Angeles lower half of China Cyn, W side Comment
  UCR45026  Abronia umbellata A. C. Sanders 1986-7-30 6816 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  UC1930167  Abronia umbellata Mark Elvin, Orlando Mistretta 1996-3-22 115 Los Angeles Channel Islands; San Clemente Island: San Clemente Island. Coastal strand/dunes. Comment
  LA25885  Abronia umbellata subsp. umbellata Judith Webb; 1955-3-26 sn Los Angeles Comment
  UCR116290  Abronia villosa B. G. Pitzer 1998-5-12 3700 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
  RSA639733  Acacia baileyana L. C. Wheeler 1969-3-16 s.n. Los Angeles San Gabriel Mountains: Millard Canyon 426 Comment
  OBI2625  Acacia melanoxylon F. Mills 1967-4-29 40 Los Angeles Pasadena, along west drive near RoseBowl Comment
  RSA252887  Acamptopappus sphaerocephalus var. sphaerocephalus R. F. Thorne 1973-5-11 43543 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  SEINET3859921  Acer macrophyllum R. G. Swinney 2009-3-25 10155 Los Angeles San Garbiel Mtns. Foothills: far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park.; 0 549 Comment
  UC452625  Acer macrophyllum Geo. B. Grant 1901-1 17 Los Angeles Mt. Wilson Mt. Wilson (Mountain Canyons, So Cal) Comment
  SBBG95190  Achillea millefolium M. B. Dunkle 1928-3-17 1754 Los Angeles isthmus 152 Comment
  SEINET6700481 Image available Achillea millefolium G. B. Grant, W. Wheeler 1904-4-21 18 Los Angeles Santa Catalina Island Comment
  RSA94579  Achillea millefolium F. W. Peirson 1919-5-18 443 Los Angeles San Gabriel Mtns. Monrovia Canyon. 396 Comment
  SEINET261377 Image available Achnatherum coronatum Mary E. Barkworth 1981-1 4086 Los Angeles Angeles National Forest. Beside CA 20, just East of marker 41.16. 1370 Comment
Read comments
Sep 15 2014
  RSA648083  Achnatherum occidentale subsp. occidentale J. C. Roos 1937-7-18 398 Los Angeles Mt. Wilson Observatory. Comment
  RSA592279  Achnatherum speciosum L. C. Wheeler 1967-5-9 9402 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  RSA704235  Achnatherum speciosum Gary D. Wallace, Ann Hiller 1983-5-18 2040 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E 945 Comment
  RSA776385  Achnatherum speciosum Orlando Mistretta, Christine Mistretta 2010-6-7 5269 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  RSA595016  Achyrachaena mollis Mark Hoefs, Steven A. Junak 1996-4-30 2675 Los Angeles Santa Catalina Island. Road to Isthmus (from Avalon), just past gate and Isthmus summit reservior. 107 Comment
  RSA667596  Achyrachaena mollis Steve Boyd, Lee Lenz 2001-5-2 10424 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  SDSU19650  Acmispon dendroideus var. traskiae Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2207 Los Angeles San Clemente Island, south side of Eagle Canyon. 344 Comment
  SBBG53964  Acmispon glaber K. R. Montgomery, T. W. Strid 1973-6-7 73 -147 Los Angeles Dillon Divide Comment
  RSA0019446  Acmispon strigosus Orlando Mistretta, Youssef Atallah 2011-8-12 6030 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
  SD124214  Acroptilon repens C. W. Tilforth 1972-8-17 621 Los Angeles Open field, Dartmouth Street and Garey Ave.; 1/2 miles north of Foothill Blvd. north edge of Pomona. Comment
  CAS-BOT-BC133172  Adenostoma fasciculatum A. J. Hill 1963-8-25 s.n. Los Angeles Topanga Canyon near intersection with Entrada Drive Comment
  LA34176  Adenostoma fasciculatum Peter H. Raven; Henry J. Thompson 1959-5-3 14080 Los Angeles SANTA MONICA MOUNTAINS, 0.6 mi E of Coldwater Canyon on Mulholland Drive. 365 Comment
  RSA659579  Adenostoma fasciculatum var. fasciculatum Brian McColgan 1988-5-25 31 Los Angeles Evey cyn., 1 mile N of Padua on M. Baldy rd. 915 Comment
  POM876  Adiantum capillus-veneris Anonymous 4 Los Angeles San Antonio Canyon, north of Claremont. Comment
  RSA145435  Adiantum capillus-veneris P. H. Raven 1961-10-1 16781 Los Angeles San Gabriel Mnts.: upper Evey Canyon 915 Comment
  RSA647808  Adiantum capillus-veneris LeRoy Gross, Laura Moore 2000-6-5 230 Los Angeles Short distance south from La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land 488 Comment
  RSA733168  Adiantum capillus-veneris R. G. Swinney 1998-7-30 6599 Los Angeles San Gabriel Mtns.: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  RSA687665  Adiantum capillus-veneris F. R. Fosberg 1931-5-4 R 95 Los Angeles Bulrush Canyon, Santa Catalina Island. 100 Comment
  CAS-BOT-BC65633  Adiantum jordanii Carl B. Wolf 1932-5-9 3467 Los Angeles Santa Catalina Island, junction of Skyline Drive & Pebbly Beach Road 30 Comment
  LA82523  Adiantum jordanii O. H. Kappler; 1941-2-9 80 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC65636  Adiantum jordanii Henry J. Thompson 1959-3-31 1904 Los Angeles 1 mile north of Mulholland Highway, 1.8 miles south of Malibu Junction, Cornell Road 274 Comment
  UCR152545  Aeonium arboreum A. C. Sanders, Lee Jones 2005-4-8 29332 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR207542  Ageratina adenophora O. F. Clarke 2004-4-27 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena Comment
  CDA6740  Ageratina adenophora T. C. Fuller 1958-5-9 2061 Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
  RSA682290  Ageratina adenophora R. E. Riefner 2000-8-29 00 -753 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservency Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  RSA600560  Ageratina occidentalis Louis C. Wheeler 1954-9-1 7087 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  UCR273447  Agoseris retrorsa R. G. Swinney 2011-5-19 14759 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  RSA191130  Agrostis exarata R. F. Thorne, M. Z. Thorne 1967-7-19 37143 Los Angeles San Gabriel Mountains, Angeles National Forest, Crystal Lake Recreation Area; above junction of roads to Crystal Lake and Angeles Crest Highway 1555 Comment
  RSA522470  Agrostis exarata Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4034 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA729594  Agrostis exarata R. G. Swinney, D. W. Larson 1999-7-21 7563 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, 200m below Fern Dam #1, NE Browns Flat. 1341 Comment
  UCR124486  Agrostis exarata B. C. Templeton 1932-7-21 5012 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UC284714  Agrostis stolonifera P. A. Munz 1923-8-31 7667 Los Angeles Big Pinea San Gabriel Mountains, Swartout Valley 2072 Comment
Read comments
Dec 23 2014
  POM305751  Alcea rosea Henry J. Ramsey, Henry J. Ramsey 1937-6-27 942 Los Angeles Elizabeth Canyon Road, Angeles National Forest. Comment
  JEPS104752  Allium John L. Morrison 1937-6-18 2551 Los Angeles San Gabriel Mountains; a ridge between Windy Camp and Mount Hawkins Comment
  JEPS78931  Allium lacunosum var. davisiae Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4186 Los Angeles along forest service road between Horse Flat Camp and Pinyon Flats; San Gabriel Mountains, Angeles National Forest 1889 Comment
  CAS-BOT-BC475409  Allium praecox E. R. Blakley 1962-6-10 5243 Los Angeles Half way between Eel Point and seal Cove; San Clemente Island 45 Comment
  OBI2648  Allophyllum divaricatum Wesley O. Griesel 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts 914 Comment
  LA33456  Alnus rhombifolia Peter H. Raven; 1959-3-8 13836 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, 1.1 mi N of Pacific Coast Hwy. 30 Comment
  RSA0112770  Alnus rhombifolia R. G. Swinney 2011-3-29 14243 Los Angeles San Gabriel Mts.: Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Freeway. N-side of river channel. 366 Comment
  RSA729838  Alnus rhombifolia R. G. Swinney 1999-6-21 7357 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UCR149797  Amaranthus albus Scott D. White, Pam Devries 2004-6-14 10487 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  CDA36202  Amaranthus blitum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37066 Los Angeles San Gabriel Valley; Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery. Comment
  POM158112  Amaranthus hybridus L. R. Abrams 1902-8-20 2963 Los Angeles Inglewood. Comment
  RSA695656  Amblyopappus pusillus J. Vlahos 1935-6-27 s.n. Los Angeles Santa Catalina [Island] Comment
  SBBG12908  Amblyopappus pusillus E. R. Blakley 1962-6-10 5232 Los Angeles SE of Eel Pt, halfway toward Seal Cove 6 Comment
  CAS-BOT-BC42895  Ambrosia acanthicarpa J. H. Thomas 1956-9-29 6458 Los Angeles near Pasasdena, along dry bottom of reservoir behind Devils Gate Dam Comment
  UC483203  Ambrosia chamissonis L. R. Abrams and I. L. Wiggins 1931-7-6 359 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  LA91071  Ambrosia psilostachya T. A. Geissman; October 1969 TAG 101068 AP Los Angeles Santa Monica Mountains, Malibu Creek Comment
  POM158109  Ambrosia psilostachya L. R. Abrams 1902-8-18 2957 Los Angeles Ballona Creek, near Mesmer Comment
  POM122282  Amelanchier utahensis Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  SBBG131524  Ammannia coccinea S. A. Junak 1999-7-17 SCa 1062 Los Angeles NW side of Patrick Reservoir 411 Comment
  RSA600384  Ammannia coccinea Louis C. Wheeler 1933-9-25 2121 Los Angeles San Jose Hills: Puddingstone Dam 274 Comment
  RSA138502  Amsinckia intermedia Reid V. Moran 1959-3-9 6163 Los Angeles 2 miles SE of Eel Point, San Clemente Island. 100 Comment
  VVC116  Amsinckia intermedia P. J. MacKay 1975-5-13 s.n. Los Angeles Pomona, Campus CalPoly; Parking lot north of health center. 253 Comment
  RSA0079979  Amsinckia intermedia Sam Tyson 1943-4-2 s.n. Los Angeles San Dimas Canyon. 457 Comment
  SEINET12519158  Amsinckia intermedia Tim Ross, Elizabeth Kellogg 1992-1 6141 Los Angeles San Clemente Island; NW part of the island; coastal terrace in the vicinity of Darter (340 degrees NNW, 1140m distant from 199'BM near Flasher; 250m NNW of the shifting sands.) 18 Comment
  RSA36781  Amsinckia menziesii L. C. Wheeler 1934-3-31 2495 Los Angeles La Verne. 305 Comment
  UCR192528  Amsinckia retrorsa A. C. Sanders 2008-4-10 34788 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA0091276  Amsinckia spectabilis P. A. Munz, R. D. Harwood 1920-5-15 3956 Los Angeles Near Santa Monica. 152 Comment
  SDSU4872  Amsinckia spectabilis var. spectabilis R. M. Beauchamp 1967-1-28 138 Los Angeles San Clemente Island. Comment
  RSA746408  Amsinckia tessellata R. G. Swinney 2008-5-12 8833 Los Angeles San Gabriel Mtns.: East fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR280579  Amsinckia tessellata R. G. Swinney 2014-4-18 16127 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  HSC3528  Amsinckia tessellata C. S. Apperson 1967-6-3 Los Angeles 28 mi. E of Hwy. 99 on Ave. D Comment
  RSA587519  Amsinckia tessellata var. tessellata Orlando Mistretta 1994-4-29 1108 Los Angeles San Gabriel Mountains: Santiago Canyon. Ridge on W edge of Santiago Cyn watershed N of Forest Road 4N20. 1372 Comment
  UCR270086  Anagallis arvensis R. G. Swinney 2011-4-9 14360 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UC22323  Anagallis arvensis Harley P. Chandler 1897-5-11 Los Angeles Claremont 365 Comment
  RSA644563  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1956-11 7271 Los Angeles San Gabriel Mountains: Upper Arroyo Seco near Ladybug Canyon, on north side Angeles Crest Highway. Comment
  UCR256629  Androsace elongata subsp. acuta Mitch Provance 2010-5-4 0510- 43 Los Angeles Tehachapi Mtns., ridgeline overlooking Hwy I-5 about 0.6 miles ENE of Gorman 1300 Comment
  RSA187756  Anemopsis californica R. F. Thorne 1966-4-5 35857 Los Angeles Santa Catalina Island. Cottonwood Creek below dam in Cottonwood Canyon. 107 Comment
  CAS-BOT-BC400323  Anemopsis californica Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8095 Los Angeles Liebre Mountains. Cottonwood Swamp; Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 515 Comment
  CAS-BOT-BC64021  Anisocoma acaulis Timothy S. Ross 1994-5-25 7891 Los Angeles West summit of Liebre Mountain: 1708 Comment
  POM184681  Anisocoma acaulis Joseph A. Ewan 1932-6-14 7385 Los Angeles Pine Ridge west of Pacifico Mt. 1981 Comment
  UC891822  Anthemis cotula I. W. Clokey and B. C. Templeton 1936-5-18 5663 Los Angeles Puddingston Reservoir Comment
  RSA524980  Antirrhinum coulterianum Tim S. Ross, Steve D. Boyd 1990-6-6 2822 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 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
  UCR155665  Antirrhinum coulterianum A. C. Sanders, Helen Kennedy 2005-4-13 29460 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA371543  Antirrhinum coulterianum David M. Thompson 1983-8-1 309 Los Angeles Sand Canyon Road. On 1982 USFS prescribed burn on very steep slope of brush-covered hill directly across Sand Canyon Road from Live Oak Picnic Area. 640 Comment
  JEPS23847  Antirrhinum kelloggii Henry J. Thompson 1959-4-12 1918 Los Angeles 2 mi w Las Virgenes Road on Mulholland Highway; Santa Monica Mountains 304 Comment
Read comments
Aug 26 2009
  JEPS26433  Antirrhinum multiflorum Peter H. Raven 1960-5-21 15392 Los Angeles 2.1 mi from Ferndale (along road to Saddle Peak); Santa Monica Mountains 502 Comment
  SBBG54547  Antirrhinum multiflorum G. Wright 1971-7-19 328 Los Angeles San Antonio Cyn, E and elevated above Baldy stream and E of tunnels on Mt Baldy Rd Comment
  CATA1190  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1995-5-30 2191 Los Angeles Santa Catalina Island: Near Ben Weston Road 57 Comment
  SD85156  Antirrhinum nuttallianum subsp. subsessile E. R. Blakley 1962-6-10 5247 Los Angeles San Clemente Island, north slope, Ao mile up canyon from mouth, halfway between Eel Point and Seal Cove 29 Comment
  SBBG131968  Aphanisma blitoides S. A. Junak, B. Collins 1991-4-24 SCI 155 Los Angeles upper part of Eel Pt grade 198 Comment
Read comments
Dec 9 2019
  RSA748786  Apiastrum angustifolium Justin M. Wood 2009-4-2 463 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA0106571  Apocynum cannabinum R. G. Swinney 2011-6-23 15304 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
  POM366914  Aquilegia formosa Geo. L. Moxley 1915-7-4 360 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA66504  Arabis glabra F. W. Peirson 1919-4-9 390 Los Angeles Rubio Canyon. 549 Comment
  RSA588145  Arabis pulchra Orlando Mistretta 1994-5-23 1228 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  UCR204017  Arabis repanda R. G. Swinney 2001-9-15 8140 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  POM50605  Arbutus menziesii L. R. Abrams 1901-4-13 1515 Los Angeles Wilsons Peak Trail. Comment
  UCR150886  Arbutus menziesii Valerie Soza, LeRoy Gross 1999-7-15 630 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  RSA626680  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15791 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA629071  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20362 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA629074  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20303 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA247381  Arctostaphylos glandulosa var. cushingiana Gary D. Wallace, Gary D. Cromwell 1966-2-19 22 Los Angeles NE of Azusa, 2 mi. up Glendora Mtn. Rd. from Foothill Blvd. along a fire road. Comment
  JEPS38725  Arctostaphylos glauca W. L. Jepson 1920-5-3 8929 Los Angeles mts. above Castaic Creek (Ridge Route) 975 Comment
  POM292906  Arctostaphylos glauca Lyman Benson 1945-1-20 11593 Los Angeles North Fork San Gabriel River 915 Comment
  RSA631582  Arctostaphylos glauca Jon E. Keeley 1993-11-20 25175 Los Angeles Tuna Canyon Road and Reigate Road. 700 Comment
  RSA140294  Arctostaphylos glauca var. glauca A. E. Wieslander 1938-10-23 815 Los Angeles Shoemaker Canyon. 1372 Comment
  CAS-BOT-BC46729  Arctostaphylos parryana Carl B. Wolf 1936-5-27 7850 Los Angeles San Gabriel Mts., Aliso Canyon to Buckhorn Flats Rd., Tie Camp summit. 1524 Comment
  RSA634833  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22058 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634840  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20472 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA634868  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20267 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634931  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20538 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  SD186064  Arctotheca prostrata A. C. Sanders, Andy Thompson 2003-4-15 26008 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park. 366 Comment
Read comments
Jan 4 2010
  SD233272  Arenaria douglasii Scott D. White, Justin M. Wood 2009-5-6 12662 Los Angeles San Gqabriel Mountains: San Gabriel River - West fork, large fill slope on the S sode of Cogswell Reservoir. 793 Comment
  UCR185347  Arenaria pusilla A. C. Sanders 2007-4-25 33558 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA105988  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-29 2123 Los Angeles Mountain grade, 4.8 miles SE of Valyermo on road to Wrightwood. Comment
  RSA532659  Argemone munita Tim S. Ross 1991-8-14 5759 -B Los Angeles Roundtop Mountain. 1878 Comment
  UCSB2122  Argemone munita Kamb, Peter 1947-6-9 Los Angeles Angeles Crest Highway above Shortcut Canyon, San Cabriel Mts., Upper Sonoran Zone 1371 Comment
  CAS-BOT-BC137666  Aristida adscensionis Timothy S. Ross; Gery Allan; Mark Elvin 1995-5-21 8597 Los Angeles San Clemente Island. Head of Chenetti Canyon on the west prong of the trident formed at the top of the longest tributary. 1330 feet SSE of Rest triangulation point. 361 Comment
  UCR68910  Aristida adscensionis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4193 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  RSA417238  Artemisia californica L. C. Wheeler 1931-11-20 365 Los Angeles 2 miles N of Claremont. 412 Comment
  RSA417241  Artemisia californica Louis Greata 1900-9-2 s.n. Los Angeles Near Inglewood. Comment
  RSA417244  Artemisia californica Samuel R. Tyson 1942-10-30 s.n. Los Angeles San Dimas Canyon. 457 Comment
  RSA719503  Artemisia californica Gary Kovnat, Bill Krauss 2006-9-12 56 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SBBG53930  Artemisia californica K. R. Montgomery, T. W. Strid 1973-8-22 73 -177 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  UCR259620  Artemisia californica R. G. Swinney 2010-5-25 12954 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UC29701  Artemisia douglasiana J. H. Barber 1897-9-3 280 Los Angeles Santa Monica Exp't Station Comment
  POM49717  Artemisia douglasiana L. R. Abrams 1901-08 2181 Los Angeles Ballona Creek. Comment
  LA201930  Artemisia dracunculus Arthur C. Gibson; 2003-8-31 4922 Los Angeles 188 Comment
  RSA93757  Artemisia spinescens F. W. Peirson 1927-5-7 7262 Los Angeles 3 miles east of Lancaster. Comment
  RSA0042073  Artemisia tridentata R. G. Swinney 2009-11-16 11621 Los Angeles 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  UC1190081  Artemisia tridentata H. J. Thompson 1951-1-1 1424 Los Angeles 1 mi e Newhall Ranch (along Highway #126, near where Castaic River joins the Santa Clara River); Castaic River 289 Comment
  UCR239943  Artemisia tridentata R. G. Swinney 2009-11-16 11630 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  SD251175  Artemisia tridentata subsp. vaseyana Jane Tirrell, Graham Bothwell 2012-9-14 LS 173 Los Angeles Transverse Ranges: San Gabriel Mountains region: South side California State Route 2 at turnout by Big Rock Creek drainage, ca. 1.5 mile west of Dawson Saddle. 2312 Comment
  POM122755  Arthrocnemum subterminale Marcus E. Jones 1925-9-19 s.n. Los Angeles Seal Beach Comment
  RSA235235  Arthrocnemum subterminale E. R. Blakley 1962-6-10 5221 Los Angeles Wilson Cove, San Clemente Island 6 Comment
  RSA604302  Arundo donax L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. Comment
  UCR209215  Asclepias californica R. G. Swinney 2008-6-18 9062 Los Angeles San Gabriel Mountains, Juniper Hills at Cruthers Creek bottom, Burkhart Trail 1585 Comment
  RSA70336  Asclepias californica F. W. Peirson 1929-7-1 8449 Los Angeles Mt. Pacifico. 1905 Comment
  UCSB4940  Asclepias californica Haller, John 1957-4-13 Los Angeles Upper Mint Canyon, ca. 5 road miles E. of road to Acton and 10 road miles E. of Angeles forest Highway junc. 914 Comment
  RSA0104722  Asclepias eriocarpa Jane Tirrell 2012-7-25 LS 0121 Los Angeles Approx. 300 meters east of California State Route 2 on east bank of drainage gully at mile marker 66.7. 2283 Comment
  UCSB4941  Asclepias fascicularis Haller, John 1960-7-22 Los Angeles North side of Calif. 138, 0.6 miles east of U.S 99, 1.5 miles east of Gorman 1127 Comment
  NY643204  Asphodelus fistulosus T. S. Ross 1992-4-13 6137 Los Angeles San Clemente Island: North head of the island, on sandy NE-facing terrace off the E end of the active runway. 42.7 Comment
  UCR208181  Aspidotis californica M. B. Dunkle 1928-4-10 1821 Los Angeles Channel Islands, Santa Catalina Island, Johnson's Canyon 274 Comment
  UCR23349  Aspidotis californica John C. Roos 1942-3-21 1094 Los Angeles San Gabriel Mtns, Santa Anita Canyon 244 Comment
  RSA85549  Aspidotis californica F. W. Peirson 1920-4-26 4296 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  SEINET11168772 Image available Asplenium bulbiferum Unknown 1988-10-23 Los Angeles Long Beach Comment
  UCR99512  Aster subulatus var. ligulatus Steve Boyd, Lauren Raz 1996-10-14 9085 Los Angeles Liebre Mtns., SW end of Quail Lake, in seasonally flooded depression on south side of Hwy 138. 1021 Comment
  RSA720495  Astragalus brauntonii Naomi Fraga, Janell Cassianni, Tim Thibault 2006-5-10 1679 Los Angeles Open fuel break near trail edge on Temescal Ridge. 305 Comment
  CAS-BOT-BC182300  Astragalus didymocarpus var. didymocarpus Le Roy Abrams 1901-4-4 1322 Los Angeles Chatsworth Park Comment
  RSA646287  Astragalus douglasii var. douglasii Orlando Mistretta 1992-9-14 s.n. Los Angeles San Gabriel Mountains: North Fork Saddle. Tujunga Ranger District. Comment
  CAS-BOT-BC178427  Astragalus douglasii var. parishii Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Moutnain, above Wrightwood. 2133 Comment
  CATA2027  Astragalus gambelianus Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-5-2 637 Los Angeles Santa Catalina Island: S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak 256 Comment
  RSA498291  Astragalus gambelianus Freda Detmers 1929-4-14 s.n Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  SEINET3860274  Astragalus pachypus var. pachypus R. G. Swinney 2009-4-24 10431 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creem 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  RSA415639  Astragalus palmeri Anstruther Davidson s.n Los Angeles Catalina [Island] Comment
  UCR186976  Astragalus purshii var. tinctus A. C. Sanders 2006-4-10 31990 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  SEINET5326932  Astragalus trichopodus G. B. Grant, Walter Wheeler 1904-4-21 72 -6262 Los Angeles on santa Catalina Island, Pacific Ocean, off Southern California Comment
  RSA415729  Astragalus trichopodus var. lonchus C. Epling 1931-5-2 s.n Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  SBBG18739  Astragalus trichopodus var. lonchus E. R. Blakley 1961-9-24 4783 Los Angeles Little Springs Cyn 15 Comment
  UC13396  Astragalus trichopodus var. lonchus Blanche Trask Dec. 1895 Los Angeles Avalon Santa Catalina Island (Santa Catalina Island) Comment
  UC56523  Astragalus trichopodus var. lonchus Ernest Braunton 1902-5-25 425 Los Angeles Redondo Comment
  UC57475  Astragalus trichopodus var. lonchus J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  UC866101  Astragalus trichopodus var. lonchus Ezra C. Knopf 366 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC199089  Astragalus trichopodus var. phoxus Louis C. Wheeler 1973-5-6 s.n. Los Angeles Near the mouth, east side little Tujunga, near BM. 1227, San Gabriel Mountains 396 Comment
  RSA692173  Astragalus trichopodus var. trichopodus Scott D. White 2003-5-20 9317 Los Angeles Northern Chino hills: Diamond Bar. Hills and canyons within gated community called The Country, east of Diamond Bar Blvd. Steep unnamed canyons draining southward into Tonner Canyon. 244 Comment
  SD211579  Atriplex amnicola R. E. Riefner Jr. 2006-7-8 06 289 Los Angeles City of Malibu, Malibu Lagoon at Pacific Coast Highway 10 Comment
  CLARK-A1528-2535  Atriplex argentea John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  RSA155816  Atriplex argentea P. H. Raven 1962-7-11 17998 Los Angeles Just south of old airstrip, San Clemente Island Comment
  SBBG77601  Atriplex argentea var. expansa F. R. Fosberg 1931-7-15 5423 Los Angeles isthmus 3 Comment
  UC216852  Atriplex argentea var. mohavensis H. M. Hall 1919-10-21 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  RSA3584  Atriplex californica C. B. Wolf 1932-5-12 3601 Los Angeles Santa Catalina Island: between Little Harbor and Cottonwood Creek. 46 Comment
  RSA739718  Atriplex canescens subsp. canescens John Dittes 2006-1-3 1312 Los Angeles Upper Big Tujunga Canyon, 5.6 air miles S of Mill Creek Summit 4.7 airmiles N of San Gabriel Peak, 3.4 air miles W of Vetter Mtn, 0.3 air mile NE of confluence of Upper Big Tujunga Creek and Lynx Gulch, S side of Upper Big Tujunga Canyon Road 1017 Comment
  UCR177453  Atriplex confertifolia LeRoy Gross 2005-5-19 2307 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  UCR146258  Atriplex glauca Steve Boyd, Lauren Raz 1997-3-4 9156 Los Angeles Liebre Mountains region, Southern base of the Sierra Pelona Ridge, Crown valley just NW of Governor Mine, c. 0.8 mi N of Sierra Hwy along Crown Valley Road 988 Comment
  CAS-BOT-BC170115  Atriplex lentiformis Peter H. Raven 1957-9-21 11347 Los Angeles Along ocean cliffs, Pacific Palisades Comment
  SD234360  Atriplex lentiformis A. C. Sanders 2003-6-20 26995 Los Angeles Western Transverse Range / Santa Clara River Watershed: Off-haul Canyon between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur. 305 Comment
  RSA126709  Atriplex lentiformis subsp. breweri P. H. Raven 1957-9-2 11347 Los Angeles Pacific Palisades Comment
  RSA478291  Atriplex lentiformis subsp. breweri F. R. Fosberg 1930-6-30 S- 3075 Los Angeles Del Rey 3 Comment
  CLARK-A1528-2494  Atriplex nummularia John C. Roos 1937-9-2 2555 Los Angeles Playa Del Rey Comment
  POM279017  Atriplex nummularia Grant D. Brown 1949-11-24 447 Los Angeles Playa del Rey. 15 Comment
  UCR95365  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9020 Los Angeles Liebre Mountains, Bouquet Canyon, south of Vazquez Canyon and NW of Cruzan Mesa, along Vazquez Canyon Road, c. 0.9 mi east of jct with Bouquet Canyon Road 524 Comment
  JEPS59669  Atriplex semibaccata Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  SD53055  Atriplex watsonii Peter H. Raven 1962-7-10 17950 Los Angeles Near west shore of island due west of Wall 2. Comment
  RSA385383  Avena barbata S. F. Patton s.n. Los Angeles Los Angeles. Comment
  UCR126873  Avena fatua A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26142 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  IRVC1477  Avena fatua McGuire 1965-4-16 HS 75 Los Angeles San Gabriel. Transverse Ranges Comment
  LA105576  Avena fatua Barry A. Prigge; 1989-5-10 8698 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 38 Comment
  RSA607697  Azolla filiculoides Scott D. White 1997-11-5 6011 Los Angeles Malibu Coast: Mouth of Trancas Cyn., north of Pacific Coast Hwy. USGS Point Dume quad. 34 deg 2'N, 118 deg 50.5'W 7 Comment
  RSA612741  Azolla filiculoides Louis Cutter Wheeler 1932-10-21 1411 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  CAS-BOT-BC106754  Baccharis salicifolia H. E. McMinn 1924-7-25 1327 C Los Angeles Catalina Island Comment
  CAS-BOT-BC98153  Baccharis salicifolia Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7419 Los Angeles Palos Verdes Peninsula : Rancho Palo Verdes; un-named horeshoe-shaped canyon to the NE of upper Forrestal Drive; 173 Comment
  CAS-BOT-BC98156  Baccharis salicifolia Le Roy Abrams 1901-4-6 1393 Los Angeles Big Tujunga River, Monte Viste Comment
  RSA188161  Baccharis salicifolia R. F. Thorne 1966-4-5 35836 Los Angeles Santa Catalina Island, along stream in Cottonwood Canyon 107 Comment
  RSA720231  Baccharis salicifolia LeRoy Gross 2007-4-21 2644 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  SFV21393  Baccharis salicifolia L. Gross 2002-3-7 489 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Off La Tuna Canyon Road in Santa Monica Mountains Conservancy land, south of 210 Freeway. Side Canyon off of La Tuna Canyon. 579 Comment
  SFV22008  Baccharis salicifolia V. Soza, L. Gross, R. Kopelov 2000-3-30 669 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. South-facing canyon. 518 Comment
  UC893721  Baccharis salicifolia subsp. salicifolia I. W. Clokey and B. C. Templeton 1930-3-11 4604 Los Angeles Beverly Boulevard Los Angeles Comment
  CAS-BOT-BC100025  Balsamorhiza deltoidea H. M. Hall 1904-6-1 6263 Los Angeles Tejon Pass 1280 Comment
  JEPS26374  Balsamorhiza deltoidea Ernest C. Twisselmann 1959-6-2 5319 Los Angeles summit of Liebre Mountain Liebre Mountain 1638 Comment
  SD90564  Bassia hyssopifolia Robert F. Thorne 1973-4-12 42980 Los Angeles San Clemente Island, just southeast of Airfield Operations. 60 Comment
  RSA650244  Beloperone guttata Charles Huston 1949-2-19 s.n. Los Angeles On campus of Whittier High School. Comment
  POM18235  Bergerocactus emoryi P. A. Munz 1923-4-13 6789 Los Angeles San Clemente Island. Comment
  UCR222765  Berula erecta R. G. Swinney 2009-5-8 10700 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA607613  Berula erecta L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  RSA608894  Beta vulgaris L. C. Wheeler 1931-4-28 s.n. Los Angeles La Verne. Comment
  SDSU6502  Bidens pilosa F. Young Berg 1933-10-9 1564 Los Angeles Orange orchard near Claremont. Comment
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Mar 3 2009
  UCR151248  Bituminaria bituminosa Susan L. Hobbs 1999-4-22 01 Los Angeles San Gabriel Mountains Region, Transverse Tanges; Clamshell Truck Trail 1080 Comment
  UCR270049  Blitum californicum R. G. Swinney 2011-3-17 14117 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA652075  Bloomeria crocea Bob Cochrane 1948-5-11 sn Los Angeles Found in Claremont on the Mt. Baldy Road. 304 Comment
  RSA367454  Bloomeria crocea var. crocea A. M. Johnson 1934-4-7 4397 Los Angeles Botany Garden, Campus, UCLA Los Angeles Comment
  RSA367451  Bloomeria crocea var. crocea Anstruther Davidson 1908-7-7 3102 Los Angeles Topanga Comment
  UC10135  Boechera arcuata unknown 1898-3-13 Los Angeles San Dimas Canyon Comment
  UC1605494  Boechera californica Tim Ross and Steve Boyd 1991-4-25 4603 Los Angeles lower Graveyard Canyon San Gabriel Mtns, Glendora 7.5' USGS Quadrangle ((which joins the lower E Fk of the San Gabriel River at ca 1540 ft elev.)) 512 Comment
  RSA329737  Boechera californica Gary D. Wallace 1966-3-25 220 Los Angeles Millard Canyon north of Pasadena 915 Comment
  SBBG72401  Boechera pulchra R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SBBG72404  Boechera pulchra R. Hoffmann 1925-4-19 Los Angeles Bouquet Cyn Comment
  UCR272618  Boechera repanda R. G. Swinney 2011-8-5 15591 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
  CAS-BOT-BC30969  Bolboschoenus maritimus Samuel B. Parish; W. F. Parish 1881-10-1 1115 Los Angeles Coyote Creek. Comment
  SBBG131593  Bothriochloa barbinodis S. A. Junak 1999-7-15 SCa 1023 Los Angeles immediately inland from Salta Verde Beach, on slump or landslide area 6 Comment
  POM293196  Boykinia rotundifolia Lyman Benson 1948-9-15 13541 Los Angeles San Gabriel Canyon - Lower dam. Pacific Slope Drainage Area. 244 Comment
  UCR276960  Boykinia rotundifolia R. G. Swinney 2010-6-8 13233 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 671 Comment
  RSA0057903  Brassica geniculata Richard G. Swinney 2010-9-7 13695 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UCR259764  Brassica geniculata R. G. Swinney 2010-4-28 12385 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR281286  Brassica geniculata R. G. Swinney 2014-5-8 16472 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  LA210065  Brassica nigra Norman A. Cole; May 1964 317 C1 Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 152 Comment
  LA25915  Brassica nigra Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  RSA652772  Brassica nigra Monica Acosta 1998-5-14 2 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  RSA162716  Brassica rapa J. D. Olmsted 1958-5-8 127 Los Angeles Along San Antonio Creek in Balnchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County 366 Comment
  RSA637503  Brassica rapa Valerie L. Soza, LeRoy Gross 1999-5-10 450 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 377 Comment
  UCR213345  Brassica rapa Justin M. Wood 2009-3-6 339 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  CAS-BOT-BC100416  Brickellia californica Frank W. Peirson 1922-9-14 4732 Los Angeles Cascade [Canon] Canyon, San Antonio Region 1402 Comment
  RSA0062665  Brickellia californica M. Ward, Shirley W. Campbell 1970-10-15 109 Los Angeles Lower Arroyo Seco, southeastern Pasadena. Comment
  RSA729961  Brickellia microphylla R. G. Swinney 1998-10-24 7026 Los Angeles San Gabriel Mtns.: lower North Fork Lytle Creek ('Alpine Canyon'), east of saddle between Dawson Pk. and Pine Mtn. 2146 Comment
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Jun 7 2016
  RSA737077  Brickellia nevinii Scott D. White, Justin M. Wood 2008-10-7 12556 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR266385  Brickellia nevinii D. E. Bramlet, Allison D. Rudalevige 2009-4-27 4364 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Oro Vista Ave. west of Big Tujunga Canyon Rd. 397 Comment
  UC557783  Brodiaea kinkiensis Nell Murbarger May 1936 219 Los Angeles San Clemente Island Comment
  RSA788187  Brodiaea pulchella Doris Bowers 1957-3-10 56 .2 Los Angeles Rocky Point, La Verne 335 Comment
  RSA600198  Bromus arenarius Steve Boyd, Lauren Raz 1997-5-29 9912 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  UCR187238  Bromus arenarius A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32204 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  CAS-BOT-BC149408  Bromus berteroanus Geo. B. Grant 1905-4-15 s.n. Los Angeles Pasadena. Comment
  UCD58129  Bromus carinatus Peter H. Raven 1960-5-15 15355 Los Angeles Santa Monica Mountains. Piuma Road, 2.1 miles east of Rambla Pacifica. 487 Comment
  RSA188517  Bromus carinatus var. carinatus R. F. Thorne, John Olmstead 1965-8-26 35386 Los Angeles San Gabriel Mountains 2011 Comment
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Jun 16 2015
  RSA641441  Bromus carinatus var. carinatus L. C. Wheeler 1967-7-15 10048 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  HSC9152  Bromus catharticus C. E. Fellows 1965-12-20 195 Los Angeles Granada Hills, Zelzah St. at Horace St. Comment
  POM362408  Bromus diandrus H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  LA200944  Bromus diandrus Norman A. Cole; May 1964 322 .1 Los Angeles 518 Comment
  UCR51555  Bromus grandis Lyman Benson 1945-6-5 11766 Los Angeles Transverse Ranges; San Gabriel Mountains, Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road 1372 Comment
  CATA1737  Bromus hordeaceus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-13 3120 Los Angeles Santa Catalina Island: Near road above Empire Landing 137 Comment
  RSA0089141  Bromus hordeaceus R. G. Swinney 2010-5-7 12597 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA0110791  Bromus hordeaceus Richard G. Swinney 2011-4-28 14530 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi west to San Gabriel Cyn. Dam. 878 Comment
  SEINET10514571  Bromus hordeaceus Alan A. Beetle 1942-4-18 Beetle 3251 Los Angeles Foothill Blvd. 13 miles S of Pasadena. Chaparral-cactus assoc. Comment
  SBBG131720  Bromus madritensis S. A. Junak 1999-5-22 SCa 1002 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  CATA1835  Bromus madritensis subsp. rubens Denise Kraus 2000-4-24 14 Los Angeles Santa Catalina Island: (Goat Harbor burn area) approximately 2,770 ft. north of Airport Road and 690 ft. east of western fuel break ridge (western fuel break ridge starts midway along parking loop off Airport Road). At GHB Transect 3 368 Comment
  SEINET10942412  Bromus pseudolaevipes Joseph A. Ewan 1932-6-12 Ewan 7382 Los Angeles Rather dry gravel at foot of high cliff 1/2 mile below Falls Creek. 762 Comment
  POM11264  Bromus rubens F. L. Robinson 1921-4-20 47 Los Angeles Claremont. 365 Comment
  RSA614153  Bromus rubens Anna Christensen 1997-3-13 3 Los Angeles Claremont, Bernard Biological Field Station. NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  RSA674635  Bromus rubens Scott D. White, Kent Hughes 2000-5-16 7864 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UCR150849  Bromus rubens R. G. Swinney, Dave Larson 1999-5-15 7158 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR220159  Bromus rubens R. G. Swinney 2009-4-2 10263 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  IRVC26169  Bromus sterilis A. C. Sanders, Mark A. Elvin 2003-6-18 26963 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  RSA0019967  Bromus tectorum O. W. Robinson 1916-4-29 s.n. Los Angeles Claremont. 365 Comment
  CATA200  Cakile maritima Mark L. Hoefs 1973-4-15 179 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  RSA352844  Calocedrus decurrens V. V. Giles 1936-7-5 230 Los Angeles Crystal Lake Comment
  POM1722  Calochortus albus O. W. Robinson 1916-4-29 s.n. Los Angeles Johnsons Pasture, near Claremont. Comment
  RSA37242  Calochortus albus N. C. Cooper 1948-5-1 2227 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  LA51400  Calochortus catalinae Henry J. Thompson; 1960-5-14 3064 Los Angeles Santa Monica Mountains, Saddle Peak, along road to fire lookout tower, N of ridge NE of peak 731 Comment
  RSA377283  Calochortus catalinae F. R. Fosberg 1931-4-22 S 4667 Los Angeles Santa Catalina Island: Eagles Nest. Middle Ranch Canyon. 200 Comment
  SEINET3154065  Calochortus catalinae G. B. Grant, W. Wheeler 1904-1 Error Los Angeles Santa Catalina Island, Pacific Ocean Comment
  UCR154145  Calochortus clavatus A. C. Sanders 2005-5-11 30170 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA701591  Calochortus clavatus var. gracilis Naomi Fraga, Sarah J. De Groot 2004-6-3 1235 Los Angeles Evey Canyon, ca. 1 miles from Road to Mount Baldy on Evey Canyon/Palmer Canyon Road. 793 Comment
  RSA758003  Calochortus clavatus var. gracilis D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4251 Los Angeles Bouquet Cyn, 854 m SE of Bouquet Cyn Rd & 579 m S of Hayfork Road. Comment
  SD233241  Calochortus plummerae D. E. Bramlet 2011-6-16 4876 Los Angeles Upper Maple Cyn., 10 m SW of Angeles Forest Hwy & 1.4 km E of Big Tujunga Rd. 917 Comment
  UC1175005  Calochortus plummerae P. C. Everett and E. K. Balls 1959-6-29 23873 Los Angeles Santa Monica Mountains, Stokes Canyon Stokes Canyon; Santa Monica Mountains, Stokes Canyon 152 Comment
  UCR281597  Calochortus plummerae R. G. Swinney 2014-6-5 16698 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  CAS-BOT-BC493412  Calochortus splendens Williams; Street; Munz 1919-5-3 2625 Los Angeles Santa Ana River Canon Comment
  SD240792  Calochortus striatus Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-19 8008 Los Angeles Antelope Valley, north of Lancaster, ca 85 m east of Sierra Hwy, 550 m north of Avenue E, and 300 m west of Amargosa Creek. 701 Comment
  CAS-BOT-BC496759  Calochortus venustus Sandra Leatherman; Scott White 1998-5-15 8 Los Angeles Western Liebre Mountians. West of Castaic Lake and east of Interstate 5. 609 Comment
  CATA1107  Calystegia macrostegia Mark L. Hoefs 1995-5-23 2070 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  OBI69277  Calystegia macrostegia John Knapp, Denise Knapp 2003-4-13 4 Los Angeles Catalina Island . 37 Comment
  SBBG58095  Calystegia macrostegia R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  LA81926  Calystegia macrostegia subsp. cyclostegia O. H. Kappler; 1941-6-7 290 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA596025  Calystegia peirsonii T. S. Ross, J. Mark Porter 1995-5-4 8447 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 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
  UCR155142  Calystegia peirsonii A. C. Sanders 2005-5-5 29945 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  UCR43327  Calystegia peirsonii David Charlton 1986-6-15 236 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  SFV16038  Calystegia soldanella A. M. Orcino, A. Sutton 1994-4-23 7 Los Angeles Playa del Rey Beach, corner of Pacific Ave. and Convoy St., 0.1 mile north of Culver Blvd. 2 Comment
  RSA11036  Camissonia bistorta Carl B. Wolf 1928-3-29 1590 A Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA724763  Camissonia bistorta K. Dobry 1991-6-27 d- 788 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  UCR165416  Camissonia bistorta A. C. Sanders, Helen Kennedy 2005-4-13 29490 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
  UCR230248  Camissonia bistorta Dan S. Cooper 2011-4-18 411- 12 A Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  RSA0106318  Camissonia bistorta Lyman Benson 1946-3-29 12288 Los Angeles Indian Hill, Claremont. 426 Comment
  POM18149  Camissonia boothii subsp. decorticans P. A. Munz 1923-5-26 6829 Los Angeles San Gabriel Mountains, Big Rock Creek on loose dry slope. 1524 Comment
  RSA0069873  Camissonia californica R. G. Swinney 2010-5-7 12604 Los Angeles Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd'? and Jimenez St./Dominica Ave. 378 Comment
  RSA0081710  Camissonia campestris R. G. Swinney 2010-5-19 12791 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  SEINET3093226 Image available Camissonia campestris Norman C. Cooper, D. Cooper 1948-4-21 2682 Los Angeles Littlerock. 762 Comment
  UCD103369  Camissonia campestris Daryl Koutnik; Vickie Dawes 1978-4-6 290 Los Angeles State Highway 18 just E of Valermo turnoff. 944 Comment
  UC917122  Camissonia campestris subsp. campestris D. C. Finfrock 1950-4-21 24 Los Angeles 2.5 mi from Gorman (on road to Lancaster) Comment
  UC1587708  Camissonia guadalupensis subsp. clementina Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5081 Los Angeles sw landing field (sand dunes); San Clemente Island, West Cove 6 Comment
  RSA578583  Camissonia intermedia Tim S. Ross, Steve D. Boyd 1994-5-10 7729 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA187566  Camissonia intermedia Peter H. Raven 1963-4-17 18171 Los Angeles Santa Catalina Island: progeny of no. 17857, cultivated at Stanford. Comment
  UCR105726  Camissonia lewisii L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  RSA449022  Camissonia micrantha Freda Detmers 1929-4-24 s.n. Los Angeles Los Angeles. River Bed. Comment
  RSA449029  Camissonia micrantha Louis C. Wheeler 1932-5-21 735 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  RSA0126887  Camissonia pallida Richard G. Swinney 2014-5-1 16320 Los Angeles San Gabriel Mountains/Mojave Desert: East of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1341 Comment
  RSA587457  Camissonia pallida subsp. pallida Orlando Mistretta 1995-4-11 1613 Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  RSA0030722  Camissonia strigulosa Bonnie C. Templeton, I. W. Clokey 1930-4-8 1017 Los Angeles San Fernando Road. 305 Comment
  UC520029  Camissoniopsis bistorta Joseph Andorfer Ewan 1932-5-19 7395 Los Angeles along base of hills near power house; Playa del Rey Comment
  CAS-BOT-BC160512  Camissoniopsis guadalupensis subsp. clementina Robert F. Thorne 1973-4-11 42878 Los Angeles San Clemente Island: dunes near Flasher, NW part of island 4 Comment
  SD90499  Camissoniopsis guadalupensis subsp. clementina Robert F. Thorne 1973-4-11 42878 Los Angeles San Clemente Island; dunes near Flasher, northwest part of island. 3 Comment
  LA46733  Camissoniopsis hirtella Harvey Anderson; 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SD239821  Camissoniopsis hirtella R. G. Swinney 2009-3-20 10139 Los Angeles San Gabriel Mountains Foothills: Azusa/Irwindale, mouth of San Gabriel River Canyon, 100-400 m north of I-210 Fwy, 300 m east of the river channel. (Azusa 7.5'Q) 177 Comment
  UC20489  Camissoniopsis hirtella Harley P. Chandler 1897-4-7 Los Angeles foothills Claremont 701 Comment
  CDA38023  Camissoniopsis ignota T. C. Fuller 1962-4-1 8164 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  OBI28050  Camissoniopsis ignota David J. Keil, Dirk Walters 1977-4-30 12301 Los Angeles Ridge Rte, ca 2 mi S of jctn With Los Angeles Co Rd N2 1280 Comment
  SFV10191  Camissoniopsis ignota J. G. Cuti 1978-4-12 45 Los Angeles Verdugo Mountains Small canyon off south side of La Tuna Canyon road, about 4 miles east of Sunland Blvd. South facing slope. 460 Comment
  CAS-BOT-BC76277  Canbya candida Robert F. Thorne; G. Wallace 1973-4-25 43392 Los Angeles San Gabrile Mountains. Mojave Desert Slope. 0.25 mile north of Bob's Gap, 3.5 miles south of Llano. 1188 Comment
  RSA783064  Capsella bursa-pastoris J. D. Olmsted 1958-3-17 63 Los Angeles Above Johnson s Pasture Road with SW drainage along Thompson creek 1.25 miles NW of intersection Indian Hill and Baseline, NW of Claremont. 442 Comment
  UC10412  Cardamine californica J. H. Barber 1897-1-17 18 Los Angeles Sullivan's Canyon Sullivan's Canyon (Southern California) Comment
  RSA593766  Cardamine californica var. californica Steve Boyd, Michael Wall 1996-4-4 8545 Los Angeles Liebre Mountains, Angeles National Forest, lower Ruby Canyon, along Ruby Canyon Road ca 0.85 mi east of the jtn with Lake Hughes Road, upstream from the confluence of Ruby Canyon and Elizabeth Lake Canyon at the northwestern base of Red Mountain. 610 Comment
  UCR64183  Cardamine debilis O. F. Clarke 1985-2-28 s.n. Los Angeles Pasadena. Grounds of the El Mirador Estates, El Mirador Drive 335 Comment
  UCR271838  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-BC384769  Cardionema ramosissimum Geo. B. Grant 1904-5-14 6214 Los Angeles Playa del Rey Comment
  RSA364676  Carex alma F. H. Elmore 1936-5-27 s.n. Los Angeles Near Big Pines. Comment
  RSA90865  Carex alma F. W. Peirson 1929-5-31 8407 Los Angeles Los Angeles-San Bernardino counties. San Antonio Canyon, San Gabriel Mountains. between Los Angeles and San Bernardino Counties. 2134 Comment
  SEINET7559331 Image available Carex fracta Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38857 Los Angeles San Gabriel Mts, Angeles National Forest, above Angeles Crest Hwy at headwater of S Fork, Big Rock Creek, c 1.7 mi S of Dawson Saddle. 2316 Comment
  POM219135  Carex globosa L. C. Wheeler 1932-7-2 897 Los Angeles Brown Flat - Fern Canyon water trail. 1219 Comment
  CHSC118259  Carex praegracilis Peter F. Zika; Nick Otting 2010-8-4 25259 Los Angeles W and S shores of Jackson Lake, Big Pines Highway. San Gabriel Mountains. 1860 Comment
  RSA0022644  Carex schottii Justin M. Wood 2012-3-20 4635 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  CAS-BOT-BC117419  Carex senta R. F. Thorne; Arthur Charles Gibson 1971-5-22 39770 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon 396 Comment
  RSA567777  Carpobrotus chilensis H. T. Beck 1992-2-5 1494 Los Angeles Malibu PC hwy, 0.72km N of Nicholas Beach. 2.7 km N jxn Hwy!, Decker Canyon. Comment
  UCSB46774  Cassia artemisioides Austin Griffiths, Jr. 1960-11-21 3972 Los Angeles collected in Los Angeles Botanical Garden Comment
  LA82059  Castilleja affinis O. H. Kappler; 1944-4-30 599 Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Comment
  RSA660172  Castilleja affinis subsp. affinis Orlando Mistretta 1992-5-25 423 Los Angeles Fenner Canyon Conservation Camp. 1641 Comment
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Oct 4 2010
  JEPS27070  Castilleja applegatei subsp. martinii Gale Sphon 1959-6-27 384 Los Angeles Icy Springs San Gabriel Mts., Angeles National Forest, Big Rock Canyon Comment
  UCR150962  Castilleja exserta Sandra L. Leatherman, Brian Daniels 1998-11-10 58 Los Angeles Bouquet Canyon: directly west of the intersection of Bouquet Canyon Rd. and Vasquez Canyon Rd 488 Comment
  RSA400559  Castilleja foliolosa Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  SBBG66876  Castilleja foliolosa M. N. Ackley -Mar-1926 1058 Los Angeles Bouquet Cyn 609 Comment
  UCR149311  Castilleja foliolosa R. G. Swinney 1998-4-4 5911 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
  RSA400552  Castilleja foliolosa Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  RSA505070  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Fprest, San Gabriel Mountains; North slope of Messenger Peak. Comment
  UCR20063  Castilleja gleasoni T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest. East slope of Mt. Gleason, immediately NE of microwave station on 3N17 1829 Comment
  UCR38796  Castilleja gleasoni T. P. Krantz 1980-7-15 s.n. Los Angeles San Gabriel Mtns., Lower Chilao Flats Comment
  RSA428381B  Castilleja grisea F. H. Elmore 1939-2-18 384 Los Angeles San Clemente Island. Comment
  RSA81490  Castilleja linariifolia F. W. Peirson 1921-7-2 2478 Los Angeles Pallett Creek, north base of San Gabriel Mountains. 1098 Comment
  RSA188507  Castilleja miniata subsp. miniata Unspecified, John Olmsted 1965-8-26 35384 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
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Jan 31 2008
  JEPS8629  Castilleja minor subsp. spiralis Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco; Los Angeles Comment
  RSA595580  Castilleja minor subsp. spiralis Lauren Raz, Steve D. Boyd 1996-10-23 45 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 610 Comment
  RSA668077  Castilleja plagiotoma Michael C. Long, Ian Swift 2001-5-10 MCL- 557 Los Angeles Antelope Valley, Bob's Gap, ca. 0.25 mi SE of junction of Bob's Gap Road and Panorama Rd. (dirt). 1226 Comment
  SBBG93637  Castilleja plagiotoma A. Kingsbury 1983-4-7 60 Los Angeles Bob's Gap, 0.25 mi E of Limekiln ruins 2.7 mi S of Pearblossom Hwy on 165th E 1243 Comment
  UCR94444  Castilleja plagiotoma R. G. Swinney 1996-5-27 4747 Los Angeles Eastern San Gabriel Mtns., NW of Wrightwood, c. 200 m north of Hwy. 2 at Mountain High Ski Resort, east runway 2088 Comment
  SBBG25575  Castilleja subinclusa subsp. subinclusa E. R. Blakley 1960-4-26 3280 Los Angeles Ward Rd of Acton, S or Hwy 6 1005 Comment
  SEINET4671057  Casuarina Leila M. Shultz 1981-11-18 5729 Los Angeles Arcadia, Los Angeles County Arboretum, along North Baldwin avenue Comment
  CAS-BOT-BC38471  Caulanthus coulteri H. E. Hasse 1888-4-1 s.n. Los Angeles Mesa near Glendale. Comment
  RSA670639  Caulanthus coulteri B. C. Templeton, I. W. Clokey 1930-4-8 1422 Los Angeles One mile north of Elizabeth Lake. Comment
  SEINET12005201  Caulanthus coulteri H. M. Hall 1902-1 3060 Los Angeles Antelope Valley, vicinity of Elizabeth Lake 1067 Comment
  CAS-BOT-BC41133  Caulanthus heterophyllus G. B. Grant 1903-3-20 5548 Los Angeles Garvanza. Comment
  CAS-BOT-BC41136  Caulanthus heterophyllus John Thomas Howell 1928-3-20 3464 Los Angeles Floor of Vermont Canyon, Griffith Park. Comment
  RSA152194  Caulanthus heterophyllus Wesley O. Griesel 1962-3-31 s.n. Los Angeles Corell Post Office, Santa Monica Mts. 152 Comment
  UCR231149  Caulanthus lasiophyllus R. F. Thorne, James Henrickson 1963-5-5 32282 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills, Cobal Canyon, 4 miles north of Claremont 518 Comment
  JEPS82371  Ceanothus W. L. Jepson 1939-4-14 19113 Los Angeles a canyon head just below Topanga Canyon summit Santa Monica Mountains Comment
  RSA706133  Ceanothus Orlando Mistretta 1992-8-20 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  CAS-BOT-BC47949  Ceanothus arboreus Robert F. Thorne 1970-3-5 39368 Los Angeles Santa Catalina Island: Cherry Valley 60 Comment
  CAS-BOT-BC47950  Ceanothus arboreus Robert F. Thorne; P. C. Everett 1964-2-6 33293 Los Angeles N-facing slope above Fourth of July Cove, Santa Catalina Island 30 Comment
  HSC34725  Ceanothus crassifolius R. E. Cooksey Apr 1974 4176 Los Angeles Glendora Mtn. Rd., Saw Gabriel Valley Overlook 854 Comment
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Apr 7 2014
  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
  RSA399018  Ceanothus cuneatus F. R. Fosberg 1931-3-1 s 4228 Los Angeles Topanga Canyon, Wildwood, Santa Monica Mountains. 220 Comment
  UC144558  Ceanothus cuneatus var. cuneatus C. F. Baker 1904-3-18 4055 Los Angeles Claremont Comment
  POM50077  Ceanothus integerrimus A. D. E. Elmer 1902-06 3595 Los Angeles Acton, Mt. Gleason. Comment
  RSA747168  Ceanothus integerrimus Orlando Mistretta 1992-6-23 603 Los Angeles Mt. Gleason. Comment
  CAS-BOT-BC50557  Ceanothus leucodermis George B. Grant; Walter Wheeler 1904-5-17 145 a Los Angeles Mt. Wilson 1828 Comment
  CAS-BOT-BC50600  Ceanothus leucodermis George B. Grant; Walter Wheeler 1904-5-17 145 a Los Angeles Mt. Wilson 1828 Comment
  RSA399752  Ceanothus leucodermis F. R. Fosberg 1931-3-1 S- 4229 Los Angeles Topanga Canyon, Wildwood, Santa Monica Mountains. 220 Comment
  RSA651856  Ceanothus leucodermis Mary D'Arche 1981-5-8 81 -15 Los Angeles San Gabriel Mountains: 5 miles N of San Gabriel Mountain Road and East Fork Junction. Comment
  SD41522  Ceanothus megacarpus Darley F. Howe 1947-3-22 1515 Los Angeles Topanga Canyon Comment
  UCR170620  Ceanothus megacarpus Alex R. Van Dam 2004-4-25 039 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  UC398774  Ceanothus megacarpus var. insularis Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  UCR19805  Ceanothus megacarpus var. insularis Freda Detmers 1929-4-13 s.n. Los Angeles Channel Islands, Santa Catalina Island, horsetrail [probably near Avalon] Comment
  CAS-BOT-BC50453  Ceanothus oliganthus A. Davidson M. D. 1891-1-1 s.n. Los Angeles Near Los Angeles Comment
  CAS-BOT-BC50456  Ceanothus oliganthus Alice Eastwood 1919-5-29 8983 Los Angeles San Gabriel Canyon Comment
  POM2826  Ceanothus oliganthus O. Kenney 1893-2-15 s.n. Los Angeles Mountains, collected near Pasadena Comment
  UC1071383  Ceanothus spinosus A. D. Gifford 1934-4-25 167 Los Angeles top Castro Pk.; Triunfo Pass Quadrangle Comment
  LA200179  Centaurea melitensis Jonathan Sauer; R. Thaman 1970-6-6 4818 Los Angeles Santa Monica Mountains, Temescal Canyon, upper canyon 365 Comment
  RSA660898  Centaurea melitensis Ann Williams 1992-5-14 19 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  UC878384  Centaurium venustum Alice Eastwood May 27 1906-Jun 10 1906 34 Los Angeles Garvanza Comment
  CAS-BOT-BC179823  Centrostegia thurberi F. W. Peirson 1919-5-10 28 Los Angeles Arraster Creek, San Gabriel Mts. 914 Comment
  RSA708513  Cerastium glomeratum Scott D. White, Brian Leatherman 2005-3-18 10797 Los Angeles South Coast: City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  RSA632002  Cerastium glomeratum L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  UCD98026  Cerastium glomeratum Donald R. Bissing 1973-5-4 54 Los Angeles Evey Canyon, San Gabriel Mountains. 4 mile from canyon mouth. 725 Comment
  RSA656869  Ceratonia siliqua Joseph M. Keefe 2001-1-24 31012 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
  CAS-BOT-BC251520  Cercis occidentalis Camille F. Nowell 2012-6-28 40 Los Angeles At side of Mt. Baldy Road in San Gabriel Mountains 1151 Comment
  RSA122256  Cercocarpus betuloides G. T. Nordstrom 1935-3-23 406 Los Angeles 1 3/4 mile SE of mouth of Bear Trap Canyon. 701 Comment
  RSA453264  Cercocarpus betuloides Geo. L. Moxley 1916-6-15 493 Los Angeles Brown's Canyon Comment
  RSA674029  Cercocarpus betuloides James W. Raymond 1960-3-20 s.n. Los Angeles Elizabeth Canyon Road. Comment
  JEPS44703  Cercocarpus betuloides var. betuloides Ira W. Clokey, B. Templeton July 1929 4596 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 300 Comment
  RSA599806  Cercocarpus betuloides var. betuloides Steve D. Boyd, Lauren Raz 1997-3-25 9298 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  SBBG70715  Cercocarpus betuloides var. betuloides R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  SD112025  Cercocarpus betuloides var. betuloides Linda Allen, Betsy Carpenter 1975-3-20 Los Angeles Santa Catalina Island. Mid-Avalon Canyon-Hour Trail. Comment
  RSA449415  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-6 5478 Los Angeles Catalina Island. Bullrush Canyon south of Middle Ranch. 229 Comment
  UC625129  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-5-6 54798 Los Angeles Cape Canyon, Santa Catalina Island Cape Canyon; Santa Catalina Island, Cape Canyon Comment
  UCSB2766  Cercocarpus traskiae Pyeatt, Lyle 1957-6-13 Los Angeles Pebbly Beach Canyon, Santa Catalina Island Comment
  CAS-BOT-BC279525  Chaenactis artemisiifolia Peter H. Raven; H. J. Thompson; S. R. Snow 1956-6-22 9451 Los Angeles Below Mulholland Drive above Sepulveda Blvd., Santa Monica Mts. Comment
  POM351645  Chaenactis artemisiifolia Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1463 Comment
  JEPS30570  Chaenactis fremontii Donald M. Kyhos 1957-4-26 57 -76 Los Angeles center of Antelope Valley Comment
  PASA2194  Chaenactis glabriuscula Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  POM280814  Chaenactis glabriuscula Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tujunga Canyon Comment
  RSA747140  Chaenactis glabriuscula R. G. Swinney 2008-6-9 8971 Los Angeles lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 Comment
  CAS-BOT-BC277386  Chaenactis glabriuscula var. glabriuscula Alice Eastwood 1915-8-25 4905 Los Angeles Duarte Comment
  POM6070  Chaenactis glabriuscula var. lanosa Manila Seaver s.n. Los Angeles Indian Hill Comment
  RSA518008  Chaenactis stevioides var. stevioides Steve Boyd, Orlando Mistretta 1986-3-31 1544 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  CAS-BOT-BC279720  Chaenactis xantiana D. E. Breedlove 1962-5-12 2705 Los Angeles Eastern edge of Gorman 1219 Comment
  SD121565  Chaenactis xantiana Michael Curto, Linda Allen 1987-3-24 Los Angeles Western slope of Saddleback Butte in Joshua Tree woodland, Saddleback Butte State Park, High Vista Quad. 790 Comment
  RSA499077  Chamaesyce albomarginata L. C. Wheeler 1931-8-6 s.n. Los Angeles Thompson Wash at S. B. Baseline. 389 Comment
  RSA611359  Chamaesyce albomarginata Lauren Raz, S. D. Boyd, Mike Kinney 1998-3-17 188 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road., Near 34 degrees 35' 05''N 118 degrees 10' 40''W 853 Comment
  RSA591662  Chamaesyce maculata L. C. Wheeler 1966-9-21 8895 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  SEINET4044603  Chamaesyce polycarpa D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. Pt. Mugu State Park. 30 Comment
  RSA198829  Chamaesyce serpillifolia R. F. Thorne, D. Propst 1968-5-29 37865 Los Angeles Santa Catalina Island: Cape Canyon. 244 Comment
  UC73391  Chamaesyce serpyllifolia J. Q. Adams 1905-1-1 5 Los Angeles Sredier's home Comment
  SFV2086  Chamaesyce serpyllifolia L. Imamura 1958-7-5 s. n. Los Angeles Vasa Park, Triunfo Canyon Blvd., Cornell. Along road. 457 Comment
  RSA639768  Cheilanthes covillei Gary D. Wallace 1964-4-18 s.n. Los Angeles [San Gabriel Mountains:] Angeles Crest Hwy. [ Hwy 2] Comment
  UCR208184  Cheilanthes newberryi L. C. Wheeler 1932-9-30 1412 Los Angeles San Gabriel Mountains, Fish Canyon 305 Comment
  UCR127887  Chenopodium album var. lanceolatum A. C. Sanders, Mark Elvin 2002-6-20 25220 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
  RSA591669  Chenopodium ambrosioides L. C. Wheeler 1966-9-21 8886 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  UC72618  Chenopodium ambrosioides var. suffruticosum Dr. J. Q. Adams Sept. 1905 Los Angeles near Soldier's Home Comment
  LA51482  Chenopodium berlandieri Peter H. Raven; 1958-9-28 14739 Los Angeles Santa Monica Mountains, Elysian Park 121 Comment
  SBBG19145  Chenopodium californicum R. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  UC1215176  Chenopodium californicum Peter H. Raven 1962-4-9 17164 Los Angeles small arroyo above Wilson Cove; San Clemente Island 60 Comment
  UCR191165  Chenopodium fremontii R. G. Swinney 1999-7-5 7514 Los Angeles San Gabriel Mtns., head of Cedar Canyon, stream bottom NW of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2012 Comment
  POM294054  Chenopodium multifidum Lyman Benson 1945-10-22 11899 Los Angeles Claremont. 335 Comment
  SFV21719  Chenopodium murale J. N. Hogue 2010-7-15 368 .3 Los Angeles Los Angeles, Eagle Rock. 1316 Saginaw St. 207 Comment
  POM19132  Chenopodium murale P. A. Munz 1923-4-8 6623 Los Angeles San Clemente Island: west coast. 122 Comment
  RSA423255  Chenopodium murale Gertrude Dunn 1930-8-8 s.n. Los Angeles Arroyo Seco, S. Pasadena Comment
  SD40339  Chenopodium murale Edith A. Purer 1931-4-28 2030 Los Angeles Redondo Beach, along sandy shore Comment
  RSA777213  Chenopodium pratericola Orlando Mistretta, Christine Mistretta 2010-5-19 5129 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA604690  Chenopodium pumilio L. C. Wheeler 1967-9-29 s.n. Los Angeles Ridge 1/2 mile WNW Pine Mountain. 1249 Comment
  RSA0120028  Chlorogalum pomeridianum R. G. Swinney 2014-5-21 16609 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  RSA0068090  Chondrilla juncea John L. Thompson 2015-6-25 Hogbite 06 .2518 Los Angeles Near Descanso Motorway, Glendale. Comment
  UCR190730  Chorizanthe brevicornu R. G. Swinney 2001-5-17 7951 Los Angeles San Gabriel Mtns./Mojave Desert, Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  RSA747228  Chorizanthe procumbens R. G. Swinney 2008-4-7 8618 Los Angeles San Gabriel Mtns. Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  RSA0025347  Chorizanthe staticoides Anuja Parikh, Nathan Gale 2011-6-24 3502 Los Angeles TR, SnGb, S of Iron Mtn, 1.5 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Creek. 1390 Comment
  RSA611010  Chorizanthe staticoides Louis C. Wheeler 1968-5-25 s.n. Los Angeles Mesa W of Bear Creek. 549 Comment
  RSA65266  Chorizanthe staticoides F. W. Peirson 1918-6-15 26 Los Angeles Lower part of Mint Canyon, n.w. base of San Gabriel Mts. 457 Comment
  RSA763253  Chorizanthe staticoides Justin M. Wood 2010-5-10 1617 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UC520247  Chorizanthe staticoides Carl Epling, N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon , Los Alisos Canyon (Santa Monica Mountains) Comment
  RSA392769  Chorizanthe watsonii Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  OBI70662  Chorizanthe xanti Steve Boyd, Lauren Raz 1997-5-29 9902 Los Angeles Liebre Mts Region. Portal Ridge, N of the San Andreas Rift zone, in the Cow Spring drainage along the Pacific Crest Trl 1158 Comment
  RSA593003  Chorizanthe xanti var. xanti Steve Boyd, Orlando Mistretta 1996-5-1 8733 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail. 854 Comment
  RSA586176  Chrysothamnus nauseosus subsp. hololeucus Orlando Mistretta 1995-10-2 1938 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  UC1122175  Chylismia claviformis subsp. claviformis A. D. Gifford 1935-4-12 575 Los Angeles 1 mi w Manzana; Tejon Quadrangle Comment
  CAS-BOT-BC285409  Cirsium occidentale var. californicum Louis Wheeler 1933-7-4 1903 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  JEPS59145  Cirsium occidentale var. californicum Frank W. Peirson 1918-6-1 248 Los Angeles San Gabriel Mts., Eaton Canyon 640 Comment
  OBI51931  Cirsium occidentale var. californicum Tony Simon 1994-5-19 s.n. Los Angeles Brown Cyn, Desoto exit 118 fwy 61 Comment
  POM352154  Cirsium occidentale var. californicum Geo. L. Moxley 1915-7-4 353 Los Angeles Arroyo Seco Canyon. Comment
  RSA225680  Cirsium occidentale var. californicum R. F. Thorne, A. C. Gibson 1971-5-22 39720 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  UC469083  Cirsium occidentale var. occidentale Edmund C. Jaeger 1926-4-2 Los Angeles Claremont Comment
  UCD130634  Cirsium ochrocentrum var. ochrocentrum G. W. Garrettson 1960-7-22 s.n. Los Angeles Southern Pacific Railroad, right-of-way about 100 yards west of Water Street, Walnut. Comment
  UCR109687  Cirsium vulgare R. D. Goeden, Don W. Ricker 1972-5-19 s.n. Los Angeles San Jose Hills, Bonelli Regional Park, south of Puddingstone Reservoir, along Via Verde 1/2 mile east of 210 Freeway, between Pomona and San Dimas 305 Comment
  RSA643147  Cistanthe monosperma Orlando Mistretta 1993-6-24 885 Los Angeles San Gabriel Mountains: Devils Backbone Ridge. [Near Mt Harwood] 2529 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
  RSA453457  Clarkia bottae Louis C. Wheeler 1931-5-5 s.n. Los Angeles San Dimas Canyon. Comment
  RSA562552  Clarkia bottae Steve Boyd, Orlando Mistretta 1993-5-11 8129 Los Angeles North of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon. 488 Comment
  RSA609079  Clarkia bottae Louis C. Wheeler 1932-5-25 758 Los Angeles Santa Monica Mountains: Head of Sepulveda Canyon. 366 Comment
  CHSC34547  Clarkia cylindrica James Henrickson; E. Parker 1973-6-8 10633 Los Angeles Santa Monica Mts., 1 mile NW of Topanga along Monte Vista Dr. in pastures. 243 Comment
  RSA654583  Clarkia deflexa Ron Martinolich 1991-5-14 71 Los Angeles Los Angeles, Muholland Drive, 0.4 mile west of intersection with Encino Hills Drive, north of roadway. Comment
  RSA584483  Clarkia dudleyana Tim S. Ross 1992-5-24 6416 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 464 Comment
  RSA584856  Clarkia dudleyana Tim S. Ross 1993-6-1 7359 Los Angeles Just NW of Chantry Flat along Upper Winter Creek Trail. 732 Comment
  CAS-BOT-BC172015  Clarkia epilobioides Robert F. Thorne; D. Propst 1968-5-28 37650 Los Angeles Along small stream in central part of Bulrush Canyon, Santa Catalina Island 243 Comment
  RSA177816  Clarkia epilobioides Robert F. Thorne 1965-5-10 34500 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  SBBG13560  Clarkia epilobioides P. H. Raven 1962-5-22 17823 Los Angeles above Emerald Bay 121 Comment
  RSA702370  Clarkia purpurea Scott D. White, Pam DeVries 2004-5-18 10436 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SFV6240  Clarkia purpurea M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains Extreme upper reaches of East Fork of Devil Canyon. 861 Comment
  CSUSB237  Clarkia purpurea John Milbauer 1976-5-15 Los Angeles Santa Monica Mountains Santa Monica Mountains, Old Topanga Canyon road Comment
  SBBG60329  Clarkia purpurea subsp. purpurea Anstruther Davidson 1895-1 Los Angeles Los Angeles Comment
  RSA617926  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-5-18 9645 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA779205  Clarkia rhomboidea R. G. Swinney 2009-6-3 11061 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC535497  Clarkia unguiculata Ira W. Clokey, B. Templeton May 1929 4540 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  RSA755970  Claytonia exigua subsp. exigua Orlando Mistretta, Christine Mistretta 2008-4-4 2307 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  JEPS126445  Claytonia parviflora CNPS Field Staff 2015-4-15 SSNF 1806 Los Angeles Private Ranch. Comment
  RSA0115267  Claytonia parviflora Richard G. Swinney 2010-6-8 13227 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  SBBG131959  Claytonia parviflora S. A. Junak 2000-4-15 SCa 1213 Los Angeles ridgeline between 2 cyns (one on E side of rd, one on W side), 0.4 mi from Divide Rd, location of bird transect #1 457 Comment
  SD231423  Claytonia parviflora subsp. parviflora Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-6 50506 62A Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San gabriel Mountains. Near shoemaker Canyon. 1444 Comment
  RSA0096638  Claytonia parviflora subsp. parviflora Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 623 Los Angeles Santa Catalina Island, 0.7 road miles above Wrigley Memorial. Upper portion of Avalon Canyon watershed, along Memorial Road. 213 Comment
  RSA733833  Claytonia parviflora subsp. viridis 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. 732 Comment
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Jan 26 2011
  RSA526556  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4242 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA748742  Claytonia perfoliata R. G. Swinney 2008-3-31 8586 Los Angeles Glendora Mountain summit 1003 Comment
  UCR194061  Claytonia perfoliata R. G. Swinney 1999-5-22 7205 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  CAS-BOT-BC439912  Claytonia perfoliata subsp. intermontana C. F. Baker 1904-4-22 4726 Los Angeles Monrovia Comment
  SBBG96800  Claytonia perfoliata subsp. mexicana S. Boyd with T. Ross, L. Arnseth 1990-4-7 4242 Los Angeles lower half of China Cyn, W side Comment
  UC852089  Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton Mar 1929 4525 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 275 Comment
  OBI36522  Claytonia perfoliata subsp. mexicana Mark Schneider 1973-1 s.n. Los Angeles Figueroa Mtn Comment
  RSA527826  Claytonia perfoliata subsp. perfoliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5121 Los Angeles San Clemente Island. E side coastal escarpment approximately 2/5 way between Jack (not Jack Point) and the mouth of Larkspur Canyon. 152 Comment
  CAS-BOT-BC443734  Claytonia rubra subsp. rubra John H. Thomas 1957-5-8 6736 Los Angeles San Gabriel Mountains. About 13 miles NE of center of Pasadena. 1676 Comment
  RSA0019899  Claytonia rubra subsp. rubra Orlando Mistretta, Christine Mistretta 2011-6-29 5761 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA545287  Clematis lasiantha Robert F. Thorne, Carlos Mu - oz 1969-6-17 38030 Los Angeles SAN GABRIEL MTS. - SAN ANTONIO CANYON 1524 Comment
  RSA0051759  Clematis lasiantha Lee Haines 1937-4-17 s.n. Los Angeles Santa Anita Canyon. 548 Comment
  RSA0080741  Clematis ligusticifolia R. G. Swinney 2010-8-11 13516 Los Angeles Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  RSA659860  Clematis ligusticifolia Orlando Mistretta 1992-8-17 750 Los Angeles Haines Canyon Trail, Tujunga Ranger District. At spring. 991 Comment
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Sep 30 2014
  RSA754355  Clematis ligusticifolia Ellen Mackey, Barbara Eisenstein 2002-10-22 NFWF- 1749 Los Angeles San Gabriel River Watershed Comment
  UCR124393  Clematis ligusticifolia I. W. Clokey, B. C. Templeton 1929-1 4595 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR210709  Clematis ligusticifolia R. G. Swinney 2008-9-10 9414 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  RSA654624  Clematis pauciflora Glenda Long 1981-4-26 26 Los Angeles West Fork San Gabriel Canyon, two miles up the road on left side. Comment
  RSA588737  Collinsia callosa Orlando Mistretta 1994-5-31 1284 Los Angeles San Gabriel Mountains: Santiago Canyon. N slope of Pacifico Mtn. 2076 Comment
  POM68645  Collinsia heterophylla Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  UCR133568  Collinsia parryi George B. Grant 1905-5-4 201 Los Angeles Pasadena 264 Comment
  RSA412255  Collinsia torreyi var. wrightii Fred Burlew 1917-01 3137 Los Angeles Mt. San Antonio. Comment
  RSA729841  Colutea arborescens R. G. Swinney 1999-6-18 7338 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
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Aug 9 2009
  LA209586  Conium maculatum Peter H. Raven; Henry J. Thompson 1959-6-4 14345 Los Angeles Santa Monica Mountains 12 Comment
  RSA394859  Convolvulus simulans Anstruther Davidson 1914-5-1 2964 Los Angeles near Point Fermin Comment
  SEINET10808297  Conyza bonariensis David B. Dunn 1947-7-20 Dunn 2995 Los Angeles Collected at 316 North Avenue 50. Comment
  CAS-BOT-BC286117  Conyza canadensis Timothy S. Ross; Steve Boyd 1994-9-21 8325 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage 1155 Comment
  CAS-BOT-BC286121  Conyza canadensis L. Street; G. Williams 1919-5-10 2707 Los Angeles San Gabriel River Bed, near Bassett Comment
  SD239911  Cordylanthus nevinii R. G. Swinney 2009-7-29 11426 Los Angeles Transverse Range; San Gabariel Mountains: Pacifico Mountain summit (Pacifico Mountain 7.5'Q) 2153 Comment
  SBBG68669  Cordylanthus rigidus subsp. setiger S. W. Hutchinson -Jun-1931 1291 Los Angeles Mint Cyn 304 Comment
  CAS-BOT-BC287752  Coreopsis bigelovii Geo. B. Grant 1908-4-23 5424 Los Angeles Saugus Comment
  SEINET2050072 Image available Coreopsis bigelovii Steve Myers, Ed LaRue 1989-3-20 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct, San Andres rift zone bisects site. 884 Comment
  UCR157730  Coreopsis bigelovii David Charlton 1990-4-7 4195 Los Angeles Western San Gabriel Mtns. Foothills, Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1159 Comment
  RSA585329  Coreopsis californica Timothy S. Ross 1991-4-27 4640 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  SEINET7836953 Image available Coreopsis gigantea G. B. Grant, W. Wheeler 1904-4-21 680 2228 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC105692  Corethrogyne filaginifolia Louis Wheeler 1932-10-5 1420 Los Angeles U.C.L.A. Campus, W. Los Angeles 137 Comment
  JEPS30645  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1959-6-4 14332 Los Angeles Point Dume; Santa Monica Mountains 45 Comment
  POM356139  Corethrogyne filaginifolia E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  UCR239964  Corethrogyne filaginifolia R. G. Swinney 2009-11-16 11622 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  POM57993  Corethrogyne filaginifolia var. filaginifolia Minnie Reed 1895-8-17 s.n. Los Angeles Pomona. Comment
  RSA0044667  Cornus californica Louis Greata 1900-9-16 1931 Los Angeles Khurtz Street marsh, East Los Angeles. Comment
  CAS-BOT-BC209770  Cornus glabrata Timothy S. Ross; Steve Boyd 1994-6-23 8076 Los Angeles Liebre Mountains. Dogwood Spring: seepy area situated in a northeasterly draw draining from Grass Mountain to upper Burns Canyon 1264 Comment
  UCR99458  Cortaderia selloana L. C. Wheeler 1972-12-21 12793 Los Angeles San Gabriel Mtns., Millard Canyon, c. 200 yards upstream from Southern California Edison Co. high tension line Comment
  PASA940  Cotula australis Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  CATA3055  Cotula coronopifolia Amy Catalano 2016-3-25 067 Los Angeles Santa Catalina Island: In seep 230 meters northeast of Edison pumpstation in Cottonwood Canyon, 115 meters south of Fern Canyon Road 120 Comment
  UCR216370  Crassula aquatica Dan S. Cooper 2010-5-27 510- 36 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA598206  Crassula connata Steve Boyd, Lauren Raz 1997-3-4 9136 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road. 610 Comment
  UCR217278  Crassula connata R. G. Swinney 2009-3-6 10053 Los Angeles San Gabriel Mtns. Foothills/San Gabriel Valley, 1.2 miles north of Foothill Blvd. on east side of Encanto Parkway, confluence of Van Tassel and San Gabriel canyons at west bank of San Gabriel River channel, Azusa/Duarte boundary 201 Comment
  RSA608351  Crassula connata var. connata L. C. Wheeler 1931-2-22 s.n. Los Angeles 1/4 mile north, Woods Grove: (vicinity of Claremont). Comment
  RSA590343  Crassula connata var. erectoides Tim Ross 1993-4-21 6858 Los Angeles Santa Catalina Island, SW part of the Island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit 427 Comment
  RSA584047  Crassula tillaea T. S. Ross 1992-4-21 6230 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  SEINET13203162 Image available Cressa truxillensis Jeremiah George 2012-1 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St, and South Acacia Ct., C. 100 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area (South Gate 7.5' Q.) 21 Comment
  UCR93328  Cressa truxillensis Scott D. White 1996-5-15 4037 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  SBBG95425  Crossosoma californicum M. B. Dunkle 1932-1-24 2862 Los Angeles Avalon 91 Comment
  UC146916  Crossosoma californicum E. B. Babcock 1901-4 Los Angeles Santa Catalina Island 152 Comment
  UCR141302  Crossosoma californicum R. F. Thorne 1971-5-18 41359 Los Angeles Channel Islands, Santa Catalina Island, Cape Canyon 244 Comment
  LA105301  Croton californicus Barry A. Prigge; David S. Verity 1988-10-6 8338 .1 Los Angeles 12 Comment
  RSA479351  Croton californicus Frances M. Morey 1922-04 s.n. Los Angeles Culver City Comment
  RSA578734  Croton californicus T. S. Ross, J. Mark Porter 1994-5-1 7581 Los Angeles Southwestern Mohave Desert: open desert, ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 962 Comment
  UCD141952  Croton californicus B. Pitzer 1996-5-5 2848 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  RSA480556  Croton californicus var. californicus Richard Arnold 1984-8-10 1030 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey) Area V3 Comment
  POM293339  Croton californicus var. tenuis Lyman Benson 1947-4-29 12346 Los Angeles Indian Hill, Claremont. Drainage Area: Pacific Slope 427 Comment
  SD48946  Croton setiger Reid Moran 1958-9-15 6829 Los Angeles San Clemente Island, canyon 1.8 miles SE of Eel Point 99 Comment
  SEINET9591991  Croton setiger G. B. Grant 1901-1 445 Los Angeles Pasadena. Comment
  SD252240  Crypsis Steven A. Junak 2000-5-19 Sca 1305 Los Angeles Santa Catalina Island. Deer Valley Reservoir, E of Two Harbors. 152 Comment
  POM368350  Cryptantha circumscissa Mildred R. Solomen 1931-7-12 s.n. Los Angeles Mt. Wilson. Comment
  UCR205851  Cryptantha circumscissa R. G. Swinney 2008-5-8 8821 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UC551853  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10647 Los Angeles s of Grand Canyon; Santa Catalina Island Comment
  UC55280  Cryptantha clevelandii Geo. B. Grant May 1903 5500 Los Angeles Redondo Comment
  UC78567  Cryptantha clevelandii LeRoy Abrams 1903-3-14 3139 Los Angeles near Malaga Cove (San Pedro hills); San Pedro Hills Comment
  RSA0031379  Cryptantha clevelandii K. Dobry 1992-10-25 d- 1067 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA0094673  Cryptantha clevelandii R. F. Thorne 1966-4-30 36338 Los Angeles Santa Catalina Island. W fork Gallagher s canyon. 15 Comment
  RSA177806  Cryptantha clevelandii R. F. Thorne, P. Everett 1965-5-11 34656 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. Comment
  CHSC95905  Cryptantha decipiens LeRoy Gross 2005-4-28 2150 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA0014596  Cryptantha decipiens Orlando Mistretta, Christine Mistretta 2011-6-17 5704 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.75 miles S of SCE substation at Vincent, W of Angeles Forest Hwy 1087 Comment
  UCR141319  Cryptantha decipiens R. F. Thorne, Et al. 1970-5-1 39531 Los Angeles Mojave Desert/San Gabriel Mtns., along road to Valyermo c. 1 mi east of Pallett Ranch at foot of grade N of Pinyon Pine Ridge in Shoemaker Canyon 1402 Comment
  RSA669294  Cryptantha intermedia LeRoy Gross, Naomi Fraga 2002-5-10 540 Los Angeles (Angeles National Forest road survey of 2002). Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 579 Comment
  RSA735836  Cryptantha intermedia Scott D. White, Justin Wood 2008-5-6 11934 -B Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  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
  SBBG98530  Cryptantha intermedia T. Ross 1991-5-21 5432 Los Angeles upper Box Cyn above area where cyn bottom is 1175 ft 396 Comment
  RSA316342  Cryptantha micrantha R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54952 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA683173  Cryptantha micromeres LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1077 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UCR101191  Cryptantha micromeres L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mtns., c. 1 mi east of mouth of Little Tujunga Canyon Comment
  UCR177142  Cryptantha microstachys L. C. Wheeler 1967-5-8 9332 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  SEINET3259902 Image available Cryptantha muricata R. G. Swinney 2008-3-31 8596 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  UC1595210  Cryptantha muricata Tim Ross and Peter Fritsch 1990-6-20 3671 Los Angeles ridgetop between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  UCR147675  Cryptantha muricata Steve Boyd, Amber Maurice 2004-5-18 11313 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  UCR155599  Cryptantha muricata A. C. Sanders, T. B. Salvato 2005-4-26 29694 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR276934  Cryptantha muricata R. G. Swinney 2010-5-21 12849 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
  RSA646966  Cryptantha muricata Orlando Mistretta 1992-9-4 794 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  UCR271863  Cryptantha muricata var. denticulata R. G. Swinney 2011-5-31 14886 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
  UCR47676  Cryptantha muricata var. denticulata F. R. Fosberg 1932-6-8 10632 Los Angeles San Gabriel Mtns., head of Lone Pine Canyon 1875 Comment
  RSA0079139  Cryptantha muricata var. denticulata T. S. Ross, Steve D. Boyd 1990-6-4 2794 Los Angeles San Gabriel Mountains: Ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  RSA0079278  Cryptantha muricata var. muricata L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/4 mile south-southwest of Blum Ranch. 914 Comment
  RSA0079628  Cryptantha muricata var. muricata R. F. Thorne 1974-4-9 44703 Los Angeles Bob's Gap in Holocomb Ridge. 1219 Comment
  UCR152895  Cryptantha nevadensis var. rigida A. C. Sanders, Helen Kennedy 2005-4-13 29418 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UC1871176  Cryptantha simulans T. S. Ross 1991-4-29 4855 Los Angeles San Gabriel Mtns.; Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna. Comment
  RSA600172  Cryptantha sparsiflora Steve Boyd, Lauren Raz 1997-5-1 9664 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
  RSA409686  Cuscuta californica R. Hasson 1902-3-8 s.n. Los Angeles University of Southern California, Department of Biology [the only physical reference on the label, not sure if it pertains to the collection locality] Comment
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Jan 26 2011
  RSA250488  Cuscuta californica var. californica R. F. Thorne, John Dourley 1967-10-10 37351 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  UCR277418  Cylindropuntia californica var. parkeri R. G. Swinney 2010-10-5 13978 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  UC816661  Cynodon dactylon Ezra C. Knopf 420 Los Angeles Santa Catalina Island Comment
  RSA0104982  Cyperus Steven A. Junak 1999-7-17 SCa- 1066 Los Angeles Santa Catalina Island. Just N of Patrick Reservoir, just S of new trans-island fenceline. 412 Comment
  RSA211812  Cyperus eragrostis L. C. Wheeler 1933-12-24 2344 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 412 Comment
  CAS-BOT-BC114413  Cyperus erythrorhizos Grace Cole Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas Comment
  RSA32487  Cyperus erythrorhizos G. C. Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas. Comment
  SEINET7582153 Image available Cyperus involucratus Louis C. Wheeler 1945-6-3 6061 Los Angeles San Gabriel Mountains, west fork, San Gabriel Canyon, 1 mile west of Fork. Comment
  LA33493  Cyperus odoratus Peter H. Raven; Henry J. Thompson 1959-10-14 14623 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E end of lake 220 Comment
  RSA86195  Cystopteris fragilis F. W. Peirson 1920-9-15 2839 Los Angeles Mt. San Antonio, north slope 2819 Comment
  CAS-BOT-BC198207  Cytisus striatus R. Leen 1987-5-29 s.n. Los Angeles Tujunga Canyon along Highway 210 between Tuna Canyon Road and Lowell Avenue Comment
  UCSB71760  Cytisus striatus Gross, LeRoy; Denslow, Michael; Hogshead, Bill 2003-6-17 Los Angeles Transverse Ranges; Verdugo Mountains region; north side of mountains: north of Hostetter Motorway (on thomas guide) just off La Tuna Canyon Road; freeway cut (210 Freeway) just east of La Tuna Canyon exit (Burbank 7.5 Quad.: T2N R13W S30 457 Comment
  SD252241  Dactylis glomerata Steven A. Junak 1999-4-23 Sca 857 Los Angeles Santa Catalina Island. W fork of canyon above Howland's Landing, above road. 523 Comment
  RSA606910  Datura stramonium Louis C. Wheeler 1973-6-15 s.n. Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  RSA720248  Datura wrightii LeRoy Gross 2007-4-27 2651 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  CATA1038  Daucus pusillus Mark L. Hoefs 1995-5-10 1961 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  SBBG14049  Daucus pusillus P. H. Raven 1962-5-22 17824 Los Angeles beyond Emerald Bay 121 Comment
  CAS-BOT-BC130929  Deinandra clementina I. E. Diehl 1902-6-28 257 Los Angeles Avalon, Catalina Island Comment
  SD112008  Deinandra clementina Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  SDSU4564  Deinandra clementina R. M. Beauchamp 1967-3-19 309 Los Angeles West of Wilson Cove area; San Clemente Island. Comment
  CAS-BOT-BC299295  Deinandra fasciculata Joseph Andorfer Ewan 1933-6-29 10822 Los Angeles Ballona Marshes near Playa del Rey Comment
  RSA0115096  Deinandra fasciculata Steven A. Junak 2000-7-1 SCa- 1368 Los Angeles Santa Catalina Island. Just NW of reservoir in upper Cape Canyon. 329 Comment
  SD52905  Deinandra fasciculata Peter H. Raven 1962-5-9 17689 Los Angeles San Clemente Island; road above Pyramid Cove. 120 Comment
  CAS-BOT-BC131017  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles Santa Susana Pass Comment
  CDA4522  Deinandra minthornii Christi Perala 1988-11-1 s.n. Los Angeles Santa Monica Mountains, west-face of Calabasas Peak. 0 Comment
  UCR253903  Delphinium hansenii Mitch Provance 2010-5-6 0510- 09 Los Angeles Western Transverse Range/Western Mojave Desert, Tejon Ranch, Cow Spring Canyon, 1 mile north of Gookins Dry Lake, 1.8 mi. south of Hwy 138 junction with 280th West 1060 Comment
  CAS-BOT-BC33197  Delphinium inflexum Anstruther Davidson 1927-5-1 3641 Los Angeles San Gabriel Mts. Fish Canyon. Comment
  RSA587121  Delphinium parishii subsp. parishii Orlando Mistretta, S. D. Boyd 1995-5-23 1728 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1372 Comment
  RSA715156  Delphinium parryi A. C. Sanders, Mark A. Elvin 2003-4-14 25982 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
  LA52177  Delphinium patens subsp. hepaticoideum Elizabeth McClintock; 1936-3-22 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr. Comment
  RSA0030018  Delphinium patens subsp. montanum Naomi Fraga, Sarah M. Siedschlag 2006-5-17 1678 Los Angeles Indian Canyon Road (4N37). Comment
  RSA0098839  Delphinium patens subsp. montanum R. G. Swinney 2011-6-7 15047 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
  CAS-BOT-BC82909  Dendromecon rigida Henry J. Thompson 1959-3-27 1897 Los Angeles Santa Monica Mountains. Saddle Peak. 0.5 mile northeast of peak. 609 Comment
  UCR273280  Dendromecon rigida R. G. Swinney 2011-10-18 15836 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  SBBG53163  Descurainia pinnata S. A. Junak 1978-4-15 SCa 13 Los Angeles N side of Cherry Harbor Comment
  JEPS64192  Dichelostemma capitatum Frank W. Peirson 1918-5-21 7 Los Angeles Arroyo Seco San Gabriel Mts. Comment
  UC72250  Dichelostemma capitatum unknown Mar 1893 Los Angeles Los Angeles Comment
  SEINET3127292  Dichelostemma capitatum subsp. capitatum G. B. Grant, W. Wheeler 1904-1 119 /6148 Los Angeles Santa Catalina Island Comment
  UCR150927  Dichelostemma capitatum subsp. capitatum Valerie Soza, LeRoy Gross 1999-5-10 462 Los Angeles San Gabriel Mountains, foothills above San Dimas, between Morgan and Wildwood Canyons 457 Comment
  UCR210422  Dichondra micrantha R. G. Swinney 2008-12-2 9928 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  CATA676  Dichondra occidentalis Mark L. Hoefs 1991-4-23 1167 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  SBBG32096  Dichondra occidentalis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -180 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  POM365107  Digitaria sanguinalis Anstruther Davidson 1989-06 s.n. Los Angeles Los Angeles. Comment
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Aug 10 2012
  LA8667  Digitaria sanguinalis Monte Lloyd; 1950-7-10 500710p 1000 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA608753  Diospyros kaki L. C. Wheeler 1963-10-4 8402 Los Angeles Los Angeles: Clark Estate, 710 W. Adams Blvd. Comment
  CAS-BOT-BC150627  Diplacus longiflorus Timothy S. Ross; J. Mark Porter 1995-5-4 8499 Los Angeles Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  CAS-BOT-BC150635  Diplacus longiflorus C. F. Baker 1909-5-15 5320 Los Angeles Mts. near Claremont Comment
  CAS-BOT-BC150665  Diplacus longiflorus Louis C. Wheeler 1932-7-2 885 Los Angeles E. Fork San Dimas Canyon, San Gabriel Mts. 762 Comment
  SBBG94254  Distichlis littoralis F. R. Fosberg 1931-5-20 S 4927 Los Angeles Santa Catalina Island Comment
  SD66877  Dodecatheon clevelandii subsp. insulare R. Mitchell Beauchamp 1967-3-20 357 Los Angeles open slope above beach road south of Avalon, Santa Catalina Island 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
  UCR271223  Dodecatheon redolens R. G. Swinney 2011-9-27 15708 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
  RSA654216  Draba corrugata var. corrugata Valerie L. Soza, LeRoy Gross 2000-5-23 952 Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail 2377 Comment
  CAS-BOT-BC157703  Drymocallis glandulosa var. glandulosa Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles Comment
  LA94254  Dryopteris arguta A. M. Johnson; 1927-11-11 44 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UCR260394  Dryopteris arguta R. G. Swinney 2010-6-21 13282 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
  RSA649988  Dryopteris arguta Marion P. Harthill 1972-4-8 666 Los Angeles Glendora Mt. Rd., Angeles Nat. For. 762 Comment
  SD106233  Dudleya caespitosa K. Nakai 1980-6-5 620 Los Angeles Santa Monica Mountains; Pt. Dume towards the end of the point. 4 Comment
  CAS-BOT-BC428112  Dudleya cymosa subsp. cymosa Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: North side of Bichota Canyon, east of heliport. 1402 Comment
  UCD101904  Dudleya cymosa subsp. marcescens Daryl Koutnik 1978-6-25 s.n. Los Angeles one mile south of Seminole Hot Springs. 335 Comment
  LA105034  Dudleya cymosa subsp. ovatifolia Peter H. Raven; David Verity 1960-5-7 15326 Los Angeles Santa Monica Mountains, Arroyo Sequit, upper Arroyo Sequit 243 Comment
  JEPS49901  Dudleya cymosa subsp. pumila Frank W. Peirson 1919-5-10 453 Los Angeles Mount Gleason San Gabriel Mtns 1371 Comment
  RSA675025  Dudleya cymosa subsp. pumila Scott D. White, Kent Hughes 2000-5-17 7868 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  SD70418  Dudleya cymosa subsp. pumila Frank W. Peirson 1918-7-7 262 Los Angeles Ontario Ridge, San Gabriel Mountains. 2590 Comment
  CAS-BOT-BC428409  Dudleya lanceolata Alice Eastwood 1919-5-29 9009 Los Angeles San Gabriel Canyon Comment
  POM1533  Dudleya lanceolata Smith 1899-06 s.n. Los Angeles Claremont, Ca 366 Comment
  LA204788  Dudleya multicaulis Louis Wheeler; 1932-5-8 695 Los Angeles San Jose Hills, Puddingstone Dam 304 Comment
  CATA3555  Dudleya virens subsp. hassei Peter J. Dixon 2018-6-17 119 Los Angeles Santa Catalina Island: Pacific side; Little Harbor area, from road embankment, 0.5 mi South of Little Harbor Campground. 0 Comment
  CDA1981  Echinochloa colona T. C. Fuller 1967-1-23 15435 Los Angeles Southeast corner of Church Lane & Montan Avenue, northwest of Westwood. 0 Comment
  HSC9651  Echinochloa crus-galli C. E. Fellows 1970-9-7 140 Los Angeles 1 mile S of Ventura Blvd. on Reseda Blvd. at Rosita St. NE foothills of Santa Monica Mtns. 274 Comment
  HSC9658  Echinochloa crus-galli C. E. Fellows 1965-8-22 112 Los Angeles 1.8 mi. E of intersection of Mtn. Gleason Rd. and Rim Canyon Rd. 1.3 mi. to stream on side Rd. Comment
  RSA623744  Echinochloa crus-galli Charlotte M. Hoak s.n. Los Angeles Santa Monica Canyon. Comment
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May 29 2014
  UCR104095  Echinochloa crus-galli Scott D. White 1997-5-21 5193 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  UCSB3670  Ehrendorferia chrysantha Foster, R. 1937-6-2 Los Angeles Evey Canyon, northeast of Claremont Comment
  CATA1889  Ehrharta calycina Lauren K. Danner 2006-3-7 Los Angeles Santa Catalina Island: Residential road in Middle Ranch by Herman's turnoff 0 Comment
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Apr 13 2015
  UCR117115  Ehrharta erecta A. C. Sanders, D. Malueg 2001-5-17 24345 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  UCR97806  Ehrharta erecta Scott D. White 1997-3-12 4734 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  SD264700  Ehrharta erecta Steven A. Junak 1998-6-13 Sca 743 Los Angeles Santa Catalina Island. City of Avalon, in planted area at Casino Building. 7 Comment
  JEPS45766  Elatine brachysperma Frank W. Peirson 1921-6-19 2470 Los Angeles Crystal Lake San Gabriel Mtns Comment
  UCR187244  Eleocharis A. C. Sanders 2006-5-16 32333 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UCR259176  Eleocharis R. G. Swinney 2010-10-15 14055 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  JEPS48970  Eleocharis coloradoensis L. C. Wheeler 1933-10-22 2192 Los Angeles San Gabriel Mts., Crystal Lake Comment
  SBBG121991  Eleocharis geniculata A. Parikh, N. Gale 2003-6-16 759 Los Angeles central part of Cruzan Mesa, 2.7 km W of Sierra Hwy, 0.9 km SW of Vasquez Cyn Rd 655 Comment
  RSA596096  Eleocharis palustris Mark Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2432 Los Angeles Santa Catalina Island: Lower Buffalo Springs Reservoir. 427 Comment
  UCR210251  Eleocharis parishii R. G. Swinney 2008-9-9 9441 Los Angeles San Gabriel Mtns., Big Rock Wash, 0.3 mi. north of junction of with Pallett Creek Rd. and Valyermo Rd. 1070 Comment
  CAS-BOT-BC208522  Elymus Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Unspecified Comment
  SEINET10558302  Elymus condensatus LeRoy R. Abrams 1902-6-10 Abrams 2506 Los Angeles Edges of sand dunes, Playa del Rey. Comment
  RSA0055757  Elymus elymoides R. G. Swinney 2010-5-19 12810 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  RSA524188  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1990-6-6 2881 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA598368  Elymus elymoides subsp. elymoides L. C. Wheeler 1967-5-24 9736 Los Angeles Indian Canyon, near mouth 701 Comment
  RSA733228  Elymus glaucus R. G. Swinney 1998-8-17 6770 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  SD264701  Elymus glaucus Steven A. Junak, Ralph N. Philbrick 2001-5-18 Sca 1547 Los Angeles UTM in supplement. 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 mle upstream from junction with Cottonwood Canyon Road. 182 Comment
  SEINET251650  Elymus glaucus A. C. Sanders, Mark A. Elvin 2003-6-18 26961 Los Angeles santa Susana Mountains, Western Transverse Range: [rivate dirt road along crest of range, above Salt Canyon (Simi Valley East 7.5' Q ) 976 Comment
  UCR127187  Elymus glaucus A. C. Sanders 2003-5-1 26249 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  UCR143223  Elymus glaucus F. R. Fosberg 1931-7-12 S- 4853 Los Angeles Channel Islands, Santa Catalina Island, Hay Press 427 Comment
  CAS-BOT-BC206736  Elymus glaucus subsp. glaucus John Thomas Howell 1947-7-18 23427 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC206766  Elymus glaucus subsp. glaucus A. D. E. Elmer 1902-6-1 3750 Los Angeles Acton Comment
  RSA602321  Elymus glaucus subsp. glaucus Steve Boyd, Lauren Raz 1997-6-17 9939 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit., Near 34? 41' 19.3''N 118? 34' 28.3''W. 1597 Comment
  CATA3076  Emmenanthe penduliflora Amy Catalano 2016-4-15 070 Los Angeles Santa Catalina Island: South side of exclosure 4A, halfway up hill to FAR fence from Grand Canyon, in small gully; southeast facing slope 434 Comment
  CATA2890  Encelia californica Sara L. Crockett, Michael Daligdig 1996-11-11 53 Los Angeles Santa Catalina Island: Buffalo Nickel Restaurant, garden between restaurant and Island Express helicopter service 4 Comment
  CATA618  Encelia californica Mark L. Hoefs 1991-4-8 1069 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  RSA672218  Encelia californica Joseph M. Keefe 2001-3-19 31152 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  UCR206535  Encelia farinosa A. C. Sanders, T. B. Salvato 2009-5-19 36829 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
  UCR94678  Endolepis covillei A. C. Sanders, E. J. Lott 1993-5-6 13985 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  CAS-BOT-BC81508  Ephedra californica Ynez Whilton Winblad 1941-6-4 s.n. Los Angeles Antelope Valley. Between Lancaster and highway 99 Comment
  UC1175015  Ephedra californica E. K. Balls 1959-5-28 23817 Los Angeles Rancho Santa Botanic Garden Claremont, Rancho Santa Botanic Garden Comment
  SBBG89562  Ephedra viridis J. Adams 1964-5-1 33 Los Angeles just S of town of Valyermo 1280 Comment
  SBBG131595  Epilobium brachycarpum S. A. Junak 1999-7-15 SCa 1019 Los Angeles KBRT Rd, W side of Coffeee Pot Cyn,, just upstream from rd crossing 414 Comment
  OBI34041  Epilobium canum Mark Schneider 1973-9-26 s.n. Los Angeles Deliban Ranch, Deliban Rd, left hand side, Tujunga. 15 yds W of first stream crossing 579 Comment
  CAS-BOT-BC166196  Epilobium canum subsp. canum Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles Spanish [Canon] Canyon (near Monrovia) Comment
  POM18219  Epilobium canum subsp. canum P. A. Munz 1923-4-10 6702 Los Angeles San Clemente Island; wall of canyon S of 'Lemon Tank' Comment
  RSA592651  Epilobium canum subsp. canum Mark Hoefs 1973-7-20 393 Los Angeles Santa Catalina Island: by main road, at Little Harbor. 5 Comment
  UC56486  Epilobium canum subsp. canum Ernest Braunton Oct. 1902 727 Los Angeles Oak Knoll Comment
  RSA0096795  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-10 15725 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA448518  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-9-20 153 Los Angeles Barret Canyon off San Antonio Canyon, San Gabriel Mountains 1311 Comment
  UCSB4533  Epilobium canum subsp. latifolium Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon of the San Gabriel Mts. 716 Comment
  RSA594928  Epilobium ciliatum Steve Boyd, Lauren Raz 1996-10-8 8994 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  RSA757707  Epilobium ciliatum R. G. Swinney 2008-6-24 9092 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  UCR194268  Epilobium ciliatum R. G. Swinney 1998-8-5 6663 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  RSA0096794  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-9-27 15697 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 2354 Comment
  UCR150592  Epilobium ciliatum subsp. glandulosum L. C. Wheeler 1967-9-4 10687 Los Angeles Transverse Ranges; San Gabriel Mountains, Ravine south of Camp Lupine, Prairie Fork 2043 Comment
  RSA611586  Epipactis gigantea Louis C. Wheeler 1946-9-8 6358 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 0.5 mile E of Bear Creek. 518 Comment
  RSA732765  Epipactis gigantea Richard G. Swinney 2000-5-25 7783 Los Angeles Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon. 238 Comment
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Nov 15 2010
  RSA733590  Epipactis gigantea Richard G. Swinney 1998-7-24 6558 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  JEPS60126  Equisetum hyemale subsp. affine Louis C. Wheeler 1933-10-7 2168 Los Angeles Livoak Canyon; San Gabriel Mts. 762 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
  RSA639360  Equisetum laevigatum L. C. Wheeler 1932-9-19 1384 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  UCR189825  Equisetum laevigatum R. G. Swinney 1998-9-4 6903 B Los Angeles San Gabriel Mtns, Vincent Gap, off trail c. 350 m SE of parking area at spring near canyon bottom 1988 Comment
  RSA230749  Equisetum laevigatum R. F. Thorne, M. Z. Thorne 1969-7-9 38516 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, sloping meadow, Big Pines, headwaters of Mescal Creek 2072 Comment
  UCSB8213  Equisetum laevigatum Beach, Kay 1943-4-27 Los Angeles Monroe Canyon bottom, 0.5 mi above Flume X, San Dimas experimental forest. Comment
  CAS-BOT-BC57798  Equisetum telmateia G. B. Grant 1900-2-4 s.n. Los Angeles Arroyo Seco, Cal St., Pasadena. Comment
  POM9734  Equisetum telmateia var. braunii F. W. Peirson 1920-4-25 s.n. Los Angeles Arroyo Seco, Pasadena 411 Comment
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Sep 26 2014
  UC18783  Eremalche exilis J. Burtt Davy May 9 1896-May 24 1896 2282 Los Angeles near Lancaster Lancaster; Antelope Valley Comment
  RSA600990  Eremocarpus setiger L. C. Wheeler 1967-6-26 9886 Los Angeles Elsmere Canyon. 441 Comment
  RSA611970  Eremocarpus setiger Valerie L. Soza, Laura Moore 1997-8-16 46 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard. [Coordinates given are] at center of BFS. 412 Comment
  UC868832  Eremocarpus setiger L. W. Nuttall 284 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC162728  Eremothera boothii subsp. decorticans Louis C. Wheeler 1973-5-6 s.n. Los Angeles Between Little Tujunga and Oliver Canyons - San Gabriel Mountains 556 Comment
  UCR190764  Eriastrum R. G. Swinney 2001-6-2 7957 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
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May 3 2012
  RSA0106913  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-6-24 11259 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  RSA0106914  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-7-22 11359 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA0107949  Eriastrum densifolium subsp. austromontanum T. S. Ross, S. D. Boyd 1991-7-24 5671 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  RSA0104858  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1992-7-9 662 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR126208  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-7-12 122 Los Angeles Transverse Range, Frazier Mountain Park Road, at junction with Hwy 5, adjacent to southbound onramp to Hwy 5, between onramp and highway 1280 Comment
  UCR126218  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-14 136 Los Angeles Western San Gabriel Mtns., southern mouth of Bee Canyon, c. 250 m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters 549 Comment
  RSA0107966  Eriastrum densifolium subsp. elongatum Thos. Craig 1933-10-9 2007 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  CAS-BOT-BC514372  Eriastrum densifolium subsp. elongatum C. B. Wolf 1931-5-13 1998 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando 365 Comment
  OBI34040  Eriastrum densifolium subsp. elongatum Mark Schneider s.n. Los Angeles Tujunga Wash 457 Comment
  POM3560  Eriastrum filifolium George B. Grant 1901-1 502 Los Angeles From Pasadena. Comment
  SEINET14591787  Eriastrum luteum K. Brandegee 1910-1 135 Los Angeles Ravenna. 750 Comment
  CAS-BOT-BC514934  Eriastrum sapphirinum subsp. brevibracteatum Dr. A. Davidson 1892-7-1 s.n. Los Angeles Lancaster Comment
  RSA0110981  Eriastrum sapphirinum subsp. brevibracteatum T. S. Ross, S. D. Boyd 1990-6-18 3505 Los Angeles San Gabriel Mountains, Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA0121304  Eriastrum sapphirinum subsp. dasyanthum Valerie L. Soza, LeRoy J. Gross 2001-5-9 1196 a Los Angeles 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
  RSA0121303  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1932-6-16 827 Los Angeles 2 miles N Claremont. 412 Comment
  RSA0121305  Eriastrum sapphirinum subsp. dasyanthum Ernest Braunton 1901-06 s.n. Los Angeles Sherman. Comment
  JEPS116900  Eriastrum signatum David Gowen 2008-6-20 959 Los Angeles West of junction with gated dirt road to summit of Burnt Peak. On road to west. 1598 Comment
  RSA160442  Ericameria cooperi J. D. Olmsted 1959-4-25 483 Los Angeles 1 mile NNE of Valyermo P. O. along Holcomb ridge, east of Wrightwood-Pearblossom road; Mt. Range: San Gabriels; Drainage area: Big Rock Creek. 1082 Comment
  UC1746111  Ericameria nauseosa var. bernardina Annetta M. Carter, Arthur Carter 1935-9-13 987 Los Angeles Open ridge 1.5 mi. E of Horse Flats. San Gabriel Mtns. Comment
  UC1119142  Ericameria nauseosa var. hololeuca H. A. Jensen 1933-6-8 326 Los Angeles Acton Tujunga Quad., Acton 822 Comment
  SD30748  Ericameria pachylepis Edith A. Purer 1933-10-7 5583 Los Angeles Along roadside, Los Angeles flood plain, east of El Segundo. Comment
  POM290353  Ericameria palmeri var. pachylepis Lyman Benson 1933-11-12 5726 Los Angeles Westwood, Beverly Hills. 122 Comment
  POM359436  Ericameria palmeri var. pachylepis Blanche Trask 1900-10 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA198822  Ericameria palmeri var. pachylepis R. F. Thorne, D. Propst 1968-5-27 37622 Los Angeles Santa Catalina Island: Skull Canyon betw Cap & Middle Canyons 244 Comment
  RSA620013  Ericameria palmeri var. pachylepis LeRoy Gross 1998-11-15 100 Los Angeles Santa Susana Mountains.: North on Interstate 5, exit Calgrove, west to old road, south to Towsley Canyon. City of Newhall. 426 Comment
  SBBG62871  Ericameria palmeri var. pachylepis R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  UC55173  Ericameria palmeri var. pachylepis Ernest Braunton 1902-11-1 733 Los Angeles Oak Knoll Comment
  RSA359442  Ericameria parishii var. parishii L. C. Wheeler 1931-8-30 37 Los Angeles San Antonio Canyon, San Gabriel Mts. 1005 Comment
  CAS-BOT-BC293117  Ericameria pinifolia Ralph Hoffmann 1931-10-1 s.n. Los Angeles Mint Canyon Comment
  CAS-BOT-BC293121  Ericameria pinifolia Louis C. Wheeler 1931-10-17 260 Los Angeles Thompson Creek Wash 411 Comment
  CAS-BOT-BC293157  Ericameria pinifolia Cecil Hart 1926-3-9 s.n. Los Angeles Between Whitewater & Indio Comment
  POM6575  Ericameria pinifolia L. R. Abrams 1916-10-30 6378 Los Angeles Near Azusa. Comment
  RSA0072151  Ericameria pinifolia Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  RSA601689  Ericameria pinifolia L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  RSA652958  Ericameria pinifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23287 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln & Aliso Cyn watershed. 686 Comment
  CAS-BOT-BC293347  Ericameria teretifolia C. B. Wolf 1931-11-2 2505 -A Los Angeles Mint Canyon, 1 mile above where road from Acton joins Highway 975 Comment
  SBBG62766  Ericameria teretifolia R. Hoffmann 1928-11-10 Los Angeles Little Rock Dam Comment
  CAS-BOT-BC296799  Erigeron divergens I. M. Johnston 1917-8-22 1708 Los Angeles Prairie Fk. of San Gabriel R., San Antonio Mountains 1524 Comment
  LA88389  Erigeron foliosus var. foliosus O. H. Kappler; 1941-6-15 304 Los Angeles Santa Monica Mountains, Las Trancas Canyon, W-fork (Rattlesnake Cyn) 380 Comment
  RSA0091509  Erigeron foliosus var. foliosus R. G. Swinney 2011-10-10 15745 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  SFV16968  Erigeron foliosus var. foliosus J. N. Hogue 1997-7-25 95 .1 Los Angeles San Gabriel Mountains Camp Cumorah Crest. 3 km northeast of Newcomb Ranch. 1860 Comment
  UC485180  Erigeron foliosus var. foliosus Katharine Brandegee Los Angeles Ravenna Comment
  RSA91035  Erigeron foliosus var. foliosus F. W. Peirson 1920-9-15 2285 Los Angeles Pine Mountain, 2 miles N of Mt. San Antonio 2941 Comment
  RSA454999  Eriodictyon crassifolium var. crassifolium W. P. Burger 1979-5-18 107 Los Angeles picnic area just east of jct of Angeles Forest Hwy and Angeles Crest Hwy. 915 Comment
  RSA626977  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1967-5-15 9576 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 473 Comment
  SBBG116300  Eriodictyon crassifolium var. nigrescens R. Burgess, P. Munro 2002-5-6 5133 Los Angeles Hungry Valley Rd, in the vicinity of county line, Hungry Valley 914 Comment
  SFV21789  Eriodictyon crassifolium var. nigrescens L. K. Grossnickle, K. Grossnickle 2010-5-2 s. n. Los Angeles Mojave Desert Antelope Valley. Palmdale, wash of Amargosa Creek at end of Whiteash Drive. 820 Comment
  NY42966  Eriodictyon traskiae J. B. Walker 1995-4-8 1332 Los Angeles Santa Catalina Island, 1.5km S of Black Jack Mountain, along paved road 100 Comment
  LA205722  Eriodictyon trichocalyx var. trichocalyx Miss Domsler; 1926-4-3 sn Los Angeles San Gabriel Mountains, Big Tujunga Comment
  SEINET1004565  Eriogonum angulosum Mark A. Elvin, Kim Marsden 2003-1 297 -B Los Angeles Santa Clarita Valley:Newhall Ranch, SW face of Potrero Mesa. 305 Comment
  UCR128098  Eriogonum angulosum Mark A. Elvin 2003-6-19 2949 Los Angeles Western Transverse Range, hills west of San Martinez Grande Canyon and north of Calif. Hwy 126, Newhall Ranch 366 Comment
  PASA1463  Eriogonum baileyi M. Stason, F. Brubaker 1930-5-18 212 Los Angeles Mohave Desert near Lancaster Comment
  UCSB6812  Eriogonum baileyi Hoffmann, Ralph 1927-6-14 Los Angeles Palmdale Comment
  CAS-BOT-BC241576  Eriogonum baileyi var. baileyi Joseph Andorfer Ewan 1934-8-3 8369 Los Angeles Swartout [Swarthout] Valley, near county line, San Gabriel Mts. 1981 Comment
  POM158207  Eriogonum baileyi var. baileyi P. A. Munz, I. M. Johnston 1928-9-4 11165 Los Angeles 5 miles NW of mouth of Big Rock Creek. 1067 Comment
  UCD99774  Eriogonum baileyi var. baileyi Steve Boyd 1997-9-17 10034 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Creek drainage, at head of Cienaga Canyon. Comment
  SEINET11937873  Eriogonum cinereum Unknown 1929-1 s.n. Los Angeles Roger's Canyon, Santa Monica Mts 145 Comment
  RSA587124  Eriogonum cithariforme var. agninum Orlando Mistretta, S. D. Boyd 1995-5-23 1732 Los Angeles Bare Mountain Canyon, Slopes on E side of main drainage 1357 Comment
  RSA597127  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3742 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA0017044  Eriogonum cithariforme var. cithariforme Ralph Hoffmann 1930-6-6 2842 Los Angeles Liebre Station to Ridge Route Comment
  UCR205188  Eriogonum davidsonii R. G. Swinney 2008-5-2 8729 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR223021  Eriogonum deflexum var. baratum R. G. Swinney 2009-5-5 10627 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA766446  Eriogonum elongatum Joseph A. Ewan 1934-8-11 8345 Los Angeles San Gabriel Mountains Pine Flat, Chilao. 1646 Comment
  LA34234  Eriogonum elongatum var. elongatum Peter H. Raven; Henry J. Thompson 1959-9-27 14548 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy just E of Decker Rd. 548 Comment
  RSA654206  Eriogonum fasciculatum subsp. foliolosum Fred Brooks 1988-5-7 31 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff. Comment
  UCR108197  Eriogonum fasciculatum subsp. foliolosum Jeanne Gural, Valerie Soza 1997-3-26 18 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. and Foothill Boulevard. south of pH Lake, at base of hill, west of gully 412 Comment
  UCR256472  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 2010-6-8 13195 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
  CAS-BOT-BC253255  Eriogonum fasciculatum var. foliolosum Le Roy Abrams; E. A. McGregor 1908-6-19 339 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC253261  Eriogonum fasciculatum var. foliolosum Wm. H. Brewer 1861-1-4 s.n. Los Angeles Camp 6, San Gabriel Canyon Comment
  RSA393411  Eriogonum fasciculatum var. foliolosum Alnert B. Ulrey 1903-4-3 s.n. Los Angeles Hollywood. Comment
  RSA393414  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1930-10-22 3427 Los Angeles Bouquet canyon, 4 miles above mouth. Comment
  UC1211165  Eriogonum giganteum Huron H. Smith 1912-7-2 5170 Los Angeles White's Beach Landing Santa Catalina Isl., White's Beach Landing 7 Comment
  UCR19478  Eriogonum giganteum George B. Grant 1906-9-1 s.n. Los Angeles Channel Islands, Santa Catalina Islands, off Southern California Comment
  SBBG108938  Eriogonum giganteum var. formosum S. A. Junak 1996-9-28 SCl 674 Los Angeles W side of island in Box Cyn, ca. 0.5 mi downstream from Triangulation Pt "Snapper" 323 Comment
  UCR147533  Eriogonum glandulosum Rashmi Pant, Nitin Bhatt 1997-5-25 1046 Los Angeles Transverse Ranges; San Gabriel Mountains region, Along the Angeles Crest Hwy (Hwy 2) at milepost 59.0. 1.2 miles west of Kraftka Ridge Ski Resort and 5.2 miles west of the junction of California Hwy 39 1982 Comment
  UC1032331  Eriogonum gracile Jerome S. Horton 1935-9-20 240 Los Angeles Dalton Canyon above C.C.C. Camp; Pomona Quadrangle, Dalton Canyon Comment
  RSA766140  Eriogonum gracile Delzie Demaree 1933-10-7 10538 Los Angeles Los Angeles. Comment
  RSA292520  Eriogonum gracile var. gracile James Henrickson 1972-11-2 8088 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. 372 Comment
  SEINET10446309 Image available Eriogonum grande Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22670 Los Angeles Channel Islands; east side 1 mile south of Wilsons Cove, San Clemente Island 35 Comment
  POM158217  Eriogonum heermannii var. heermannii P. A. Munz, I. M. Johnston 1928-9-5 11240 Los Angeles San Gabriel Mountains: road from Rock Creek to Swartout [Swarthout] Valley 1677 Comment
  SBBG121839  Eriogonum molestum A. Parikh, N. Gale 2005-6-18 791 Los Angeles Portal Ridge, 0.9 km NW of intersection of N2/Johnson Rd, 1.3 km ESE of intersection of N2/Munz Ranch Rd 1040 Comment
  RSA65909  Eriogonum nidularium F. W. Peirson 1930-5-31 8914 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  UCR209258  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-10-7 9472 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  SD186299  Eriogonum ordii A. C. Sanders, T. B. 2005-4-26 29730 Los Angeles Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon Road 609 Comment
  RSA782635  Eriogonum parishii Elizabeth A. Kempton, Eric Paul 2006-8-5 420 Los Angeles San Gabriel Mountains Region, along Hwy. 2 at mile marker 59.0, 1.2 mile west of Krafka Ski Ridge Resort, 2 miles E of Buckhorn Flat campground 1998 Comment
  UCR85824  Eriogonum parishii T. S. Ross 1991-8-16 5863 Los Angeles San Gabriel Mtns, Horse Flats (S end) 1741 Comment
  POM17793  Eriogonum parishii P. A. Munz 1923-8-31 7680 Los Angeles Blue Ridge, south of Swartout Valley, San Gabriel Mountains. 2576 Comment
  CAS-BOT-BC257750  Eriogonum parvifolium J. Ewan 1930-9-15 5554 Los Angeles 1/2 mile south of Palisades del Rey Comment
  POM184072  Eriogonum parvifolium var. parvifolium P. A. Munz 1932-8-31 12813 Los Angeles Playa Del Rey Comment
  CAS-BOT-BC258076  Eriogonum plumatella A. Davidson M. D. 1901-8-1 s.n. Los Angeles Rock Creek Comment
  RSA570343  Eriogonum pusillum Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4947 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  UCR266797  Eriogonum roseum Mitch Provance, Scott Duff 2015-11-9 1115- 07 Los Angeles Antelope Valley, Del Sur, SCE transmission route about 8 miles W of Lancaster, c. 0.5 miles NNW of W Avenue J and 100th St. W 733 Comment
  RSA729863  Eriogonum saxatile R. G. Swinney 1999-5-22 7186 Los Angeles East fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA525093  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-6-6 2849 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  HSC94030  Eriogonum umbellatum var. munzii Steve Boyd, L. Moore, M. Wall 1997-7-24 10020 Los Angeles Liebre Mtns. Region, summit of Liebre Mtn., saddle between Richardson and Bear canyon along USFS Rd. 7N23, 0.05 mi. E of jct. with rd. to Bear gulch Camp 1646 Comment
  RSA529202  Eriogonum umbellatum var. munzii Tim S. Ross, S. D. Boyd 1991-7-24 5603 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1927 Comment
  RSA420588  Eriogonum wrightii var. subscaposum L. E. Hoffman 1932-8-14 s.n. Los Angeles Crystal Lake, Angeles National Forest 1982 Comment
  UCD101547  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UCR256622  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-9 13760 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA652850  Eriophyllum confertiflorum Ron Martinolich 1991-5-3 46 Los Angeles Glendale, Flint Peak access road, 0.5 miles west of water tower, off road to southwest along old, overgrown road cut, 100 feet, at base of 10-25 foot cliff. Comment
  LA200195  Eriophyllum confertiflorum var. confertiflorum T. A. Geissman; 1966-5-14 TAG- 51466 -EC Los Angeles 329 Comment
  SBBG12918  Eriophyllum confertiflorum var. confertiflorum E. R. Blakley 1958-5-9 2274 Los Angeles ca. 2 mi E of Gorman 1097 Comment
  SBBG79812  Eriophyllum confertiflorum var. confertiflorum F. R. Fosberg 1931-3-26 4397 Los Angeles sea bluffs W of Hamilton Cyn 40 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
  RSA226171  Eriophyllum confertiflorum var. confertiflorum Gary D. Cromwell, David W. Wheat 1971-4-16 527 Los Angeles San Gabriel Mountains. 2011 Comment
  RSA92656  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1920-9-12 2276 Los Angeles South trail to Mt. San Antonio 2438 Comment
  CAS-BOT-BC308365  Eriophyllum nevinii Geo. B. Grant No date on label. s.n. Los Angeles Santa Catalina Island Comment
  UCR150842  Eriophyllum pringlei R. G. Swinney 1998-4-14 5974 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA585367  Eriophyllum wallacei Timothy S. Ross 1991-4-27 4693 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles,, then rejoining it NW of Three Sisters. 944 Comment
  UC1587699  Erodium botrys Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-18 5170 Los Angeles 1100 ft ssw Twin Dams (nnw of Boulder marker (1850 ')); San Clemente Island 490 Comment
  RSA33472  Erodium cicutarium T. A. Bonser 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA391788  Erodium cicutarium F. R. Fosberg 1931-3-20 664 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island 50 Comment
  UC56277  Erodium cicutarium Miss E. D. Palmer 1902-2-1 Los Angeles Los Angeles Comment
  UCR78145  Erodium cicutarium Wandalee Thompson 1964-4-22 32 Los Angeles Transverse Range; Liebre Mtns., Thompson Ranch entrance road, 20660 West Pine Canyon Road, c. 5 miles west of Lake Hughes 1128 Comment
  RSA391817  Erodium cicutarium Jack Rempel 1932-2-22 15237 Los Angeles El Segundo. Comment
  UCD103235  Erodium cicutarium Louis C. Wheeler 1967-5-15 9605 Los Angeles San Gabriel Mountains: Whitney Canyon near Newhall. 487 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
  CHSC95779  Erysimum capitatum LeRoy Gross; Naomi Fraga 2002-4-4 520 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 457 Comment
  RSA746641  Erysimum capitatum R. G. Swinney 2008-4-11 8657 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  SFV15592  Erysimum capitatum K. C. Molina, K. L. Garrett 1992-5-10 16 Los Angeles San Gabriel Mountains Valyermo. Valyermo Road, about 1 km northwest of Big Rock Creek. 1200 Comment
  UC50330  Erysimum capitatum H. M. Hall Apr. 1903 3744 Los Angeles Arroyo Seco Comment
  UCD168354  Erysimum capitatum J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  RSA0089476  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-12 14701 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  SBBG91997  Erysimum capitatum var. capitatum M. N. Ackley -May-1926 130 Los Angeles Ranger Station, Big Tujunga 511 Comment
  UCR270837  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-26 14868 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  SD217385  Erythranthe floribunda Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4291 Los Angeles San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  UC855159  Eschscholzia F. R. Fosberg 1931-4-13 S 4898 Los Angeles Pebble Beach Santa Catalina Island Comment
  CAS-BOT-BC403158  Eschscholzia californica Peter H. Raven 1962-5-22 17834 Los Angeles Santa Catalina Island: first canyon west of Lions Head Point 51 Comment
  OBI69260  Eschscholzia californica John Knapp, Denise Knapp 2003-4-13 32 Los Angeles Catalina Island 141 Comment
  UCR271163  Eschscholzia californica R. G. Swinney 2011-4-20 14454 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA433668  Eschscholzia californica Marion Verhusen 1940-05 20495 Los Angeles [Unspecified] Comment
  SD262332  Eschscholzia ramosa Mitch Provance 2017-6-30 617 45 Los Angeles Catalina Island: Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. (Santa Catalina East 7.5'Q) 78 Comment
  SEINET12190720  Eucalyptus ficifolia J. F. Bright, Wyman, C. 1931-1 5320 Los Angeles Beverly Hills Comment
  SEINET3463249  Eucalyptus globulosus Unknown 1939-7-10 119 Los Angeles Los Angeles, Los Angeles, Campus Comment
  RSA0012594  Eucalyptus globulus Doris Bowers 1967-10-4 301 Los Angeles Palos Verdes Pen. 305 Comment
  POM123379  Eucrypta chrysanthemifolia Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA762463  Eucrypta chrysanthemifolia R. G. Swinney 2009-3-11 10092 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR209054  Eucrypta chrysanthemifolia Dan S. Cooper 2009-3-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  RSA665305  Eucrypta chrysanthemifolia M. B. Dunkle 1929-4-7 2105 Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  OBI69243  Eucrypta chrysanthemifolia var. chrysanthemifolia John Knapp, Denise Knapp 2003-4-13 21 Los Angeles Catalina Island; 3687871.928N x 377624.177E 64 Comment
  SFV16835  Eucrypta chrysanthemifolia var. chrysanthemifolia J. D. Dilley 1997-3-29 148 Los Angeles Santa Monica Mountains Studio City. Beatty Dearing Trail, beginning on Mulholland Drive, 0.5 miles west of Laurel Canyon Drive. 245 Comment
  LA200688  Eulobus californicus O. H. Kappler; 1944-5-21 632 Los Angeles Santa Monica Mountains, Monte Nido, in Cold Creek 152 Comment
  RSA609294  Euphorbia dendroides L. C. Wheeler 1974-5-19 s.n. Los Angeles Pasadena: South edge of Kinneloa Mesa by New York Avenue. Comment
  SFV2103  Euphorbia peplus M. Wisotsky 1958-5-28 s. n. Los Angeles San Fernando Valley 12904 Osborne Ave, northeast corner of house. Comment
  SD224946  Euphorbia terracina Scott D. White 1996-3-18 3836 Los Angeles Marina Del Rey Area; Ballona Ck. Floodplain and adjacent N-facing slope, W of Lincoln Bl. And S of Jefferson Bl. 3 Comment
  UCR56540  Euphorbia terracina A. C. Sanders 1987-12-4 7584 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  LA88587  Euthamia occidentalis O. H. Kappler; 1942-11-1 356 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CATA3301  Extriplex californica Amy Catalano, Jen Dreizehn 2017-3-16 018 Los Angeles Santa Catalina Island: Rippers Cove, rocky walls along beach margin 4 Comment
  SD69679  Extriplex californica Robert F. Thorne, P. Everett 1965-6-23 34939 Los Angeles Santa Catalina Island; Ben Weston Beach, west side of island. Comment
  IRVC29579  Festuca microstachys A. C. Sanders 2003-4-29 26182 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  UCR265953  Festuca microstachys Orlando Mistretta, Christine Mistretta 2005-4-21 2058 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  UCR270042  Festuca microstachys R. G. Swinney 2011-4-20 14451 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. 1268 Comment
  RSA188164  Filago californica R. F. Thorne 1966-4-5 35851 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 106 Comment
  RSA393721  Filago californica M. B. Dunkle 1940-4-10 1840 Los Angeles Above Parson's, Santa Catalina Island. Comment
  RSA713791  Filago californica A. C. Sanders, Helen Kennedy 2005-4-13 29417 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA188130  Filago depressa R. F. Thorne 1966-4-30 36356 Los Angeles Santa Catalina Island; Grassy slope above Gallagher's Canyon 427 Comment
  UCR209284  Filago gallica Dan S. Cooper 2009-5-30 509- 09 Los Angeles Eastern Santa Monica Mtns., debris basin along Forest Lawn Dr., west of the cemetery 169 Comment
  UC153914  Foeniculum vulgare LeRoy Abrams 1902-8-26 2977 Los Angeles Ballona creek near Mesmer Comment
  CAS-BOT-BC384173  Forestiera pubescens subsp. parvifolia Roxana S. Ferris 1918-6-12 902 Los Angeles Between Oban and Lancaster Comment
  UCD112744  Frangula californica Carl B. Wolf 1927-12-31 1463 Los Angeles Occidental College, Eagle Rock. Comment
  CAS-BOT-BC53321  Frangula californica subsp. cuspidata Alice Eastwood 1919-6-20 9029 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC53325  Frangula californica subsp. cuspidata Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  CAS-BOT-BC217357  Frasera neglecta unspecified 1933-7-8 s.n. Los Angeles Unspecified Comment
  POM211413  Frasera parryi Louis C. Wheeler 1934-5-14 2587 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 442 Comment
  IRVC26162  Fraxinus dipetala A. C. Sanders, Mark A. Elvin 2003-6-18 26948 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  RSA134730  Fraxinus dipetala Percy C. Everett, E. K. Balls 1959-6-29 23869 Los Angeles 2 mi. from Seminole Hot Springs, Santa Monica Mts. 488 Comment
  RSA729930  Fraxinus dipetala R. G. Swinney, Dave Larson 1998-4-26 6027 Los Angeles La Verne, north Marshall Canyon watershed, 3.1 miles NE of Wheeler Ave. and Golden Hills junction on Sunset Ridge Rd., along dirt motorway 890 Comment
  UCR260391  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2010-2-27 11662 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
  CDA5386  Fraxinus uhdei C. R. Tower Sep 1950 Los Angeles West bank of Rio Hondo, Montebello. 0 Comment
  UC1746101  Fremontodendron californicum subsp. californicum Annetta M. Carter, Arthur Carter 1935-9-13 992 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  CAS-BOT-BC130246  Fritillaria biflora Marjorie Cole 1920-2-25 s.n. Los Angeles Foothills back of Glendora Comment
  SEINET10895329  Funastrum hartwegii LeRoy R. Abrams 1902-7-5 Abrams 2655 Los Angeles Dry mesa near Azusa Comment
  POM367608  Galium Fay A. MacFadden 1934-05 12945 Los Angeles Malibu Beach. Comment
  CAS-BOT-BC223004  Galium andrewsii subsp. andrewsii W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mt., Angeles National Forest 1615 Comment
  CAS-BOT-BC223027  Galium angustifolium A. C. Sanders; Helen Kennedy 2005-4-13 29457 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR125177  Galium angustifolium A. C. Sanders, Mark Elvin 2002-6-25 25271 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  POM367655  Galium angustifolium subsp. angustifolium C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Banning Canyon, Santa Catalina Island. Comment
  RSA597570  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3762 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA702444  Galium angustifolium subsp. angustifolium Scott D. White 2004-7-27 10630 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  RSA229202  Galium angustifolium subsp. angustifolium Robert F. Thorne, C. W. Tilforth 1971-6-30 40841 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: above Little Sycamore Campground along Little Rock creek. 1189 Comment
  RSA529209  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5609 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1893 Comment
  RSA191164  Galium angustifolium subsp. nudicaule Robert F. Thorne, M. Z. Thorne 1967-7-19 37168 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1982 Comment
  POM367618  Galium aparine L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  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
  UCD168351  Galium aparine J. W. Barry 1980-4 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  POM367799  Galium catalinense subsp. catalinense Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  POM4420  Galium grande L. T. Street 1918-5-19 s.n. Los Angeles Mt. Wilson trail near Camp Ualtee Comment
  RSA596412  Galium hallii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3349 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  UCD121775  Galium hallii Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 SK and F 972 Los Angeles ca. 5 mi. NW of Big Pines on road to Valyermo. 1767 Comment
  RSA532652  Galium jepsonii Tim S. Ross 1991-8-14 5769 Los Angeles Roundtop [Mountain]: San Gabriel Mountains: Southwesterly ridge descending from the summit. 1829 Comment
  CAS-BOT-BC223171  Galium nuttallii A. C. Sanders; Mark A. Elvin 2003-6-18 26943 Los Angeles Santa Susana Mountains: along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  RSA654340  Galium nuttallii subsp. nuttallii Valerie L. Soza, Laura Moore 2000-5-30 971 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 488 Comment
  UCR101753  Galium parisiense L. C. Wheeler 1967-6-26 9879 Los Angeles San Gabriel Mtns, Elsmere Canyon 466 Comment
  JEPS52955  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3980 Los Angeles Angeles Crest Hwy at Brown Canyon; San Gabriel Canyon 731 Comment
  RSA0009181  Galvezia speciosa Tim S. Ross 1991-5-21 5429 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of the island 343 Comment
  RSA0115752  Gamochaeta pensylvanica R. G. Swinney 2011-3-29 14246 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
  SBBG31112  Gamochaeta ustulata R. F. Thorne 1966-4-28 36250 Los Angeles Hay Press area [Haypress] 426 Comment
  UCR145166  Garrya flavescens June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  RSA252708  Garrya flavescens var. pallida Michael C. Long 1974-3-24 s.n. Los Angeles Devil's Punchbowl Co. Park, Punchbowl Canyon. 1372 Comment
  RSA392386  Garrya flavescens var. pallida Bonnie C. Templeton 1936-4-14 5639 Los Angeles North of Strawberry Peak. Comment
  RSA392407  Garrya veatchii Louis C. Wheeler 1932-1-15 435 Los Angeles San Antonio Wash 412 Comment
  RSA589498  Gastridium phleoides Timothy S. Ross, G. Allan, Mark Elvin, J. Stone 1995-5-19 8579 Los Angeles San Clemente Island. Head of the northern tributary of Canchalagua Canyon, 400 ft. NNE of the 1135-ft. triangulation point. 326 Comment
  RSA755899  Gayophytum R. G. Swinney 2008-6-17 9021 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  CAS-BOT-BC226641  Gayophytum heterozygum Timothy S. Ross; Darin Banks 1994-6-21 7988 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2325 m NW of Pac. Mtn's 7124-foot summit 1923 Comment
  RSA444647  Gayophytum heterozygum D. Charlton 1986-6-15 226 Los Angeles Lightning Ridge at intersection of Forest Rd 3N06 and Angeles Crest Hwy, ca 4 mi NW of San Bernardino Co line and 5 mi NW of Wrightwood. 2256 Comment
  SEINET7042265  Gayophytum humile 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
  LA211190  Genista monspessulana Arthur C. Gibson; Barry A. Prigge 2008-4-16 5338 Los Angeles SANTA MONICA MOUNTAINS, Santa Inez Canyon. Comment
  RSA0096984  Gilia Richard G. Swinney 2011-5-31 14890 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
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Dec 7 2018
  RSA772306  Gilia R. G. Swinney 2009-4-28 10527 -A Los Angeles summit of Mt. Emma. 1585 Comment
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Dec 7 2018
  UCR198515  Gilia 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
  LA201778  Gilia achilleifolia Arthur C. Gibson; 2001-5-18 4868 Los Angeles Comment
  RSA618098  Gilia achilleifolia subsp. achilleifolia L. C. Wheeler 1967-5-18 9642 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  CATA1553  Gilia angelensis Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2810 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  CATA3034  Gilia angelensis Amy Catalano 2016-3-17 041 Los Angeles Santa Catalina Island: On west side ca. 0.5 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road 321 Comment
  RSA470094  Gilia angelensis Christopher Davidson 1973-4-6 1862 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  SBBG38695  Gilia angelensis R. Moran 1941-3-11 697 Los Angeles N of Middle Ranch 300 Comment
  UC1123799  Gilia angelensis A. D. Gifford 1935-3-15 472 Los Angeles 2 1/2 mi sw Red Mtn.; Tejon Quad., Angeles National Forest, sw of Red Mtn. Comment
  UC23740  Gilia angelensis H. P. Chandler 1897-3-3 Los Angeles Claremont 365 Comment
  UCR194043  Gilia cana R. G. Swinney 1999-6-5 7241 B Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  SD178204  Gilia capitata A. C. Sanders, T. B. Salvato 2005-4-26 29682 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, Plum Canyon Rd. in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. On south-facing slopes. 594 Comment
  UCR145946  Gilia capitata Orlando Mistretta 1995-6-23 1835 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Lookout Mt. Trail; Orobanche valida survey 1921 Comment
  RSA697060  Gilia capitata subsp. abrotanifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1057 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 520 Comment
  SBBG125861  Gilia capitata subsp. abrotanifolia A. Parikh, N. Gale 2010-6-2 3254 Los Angeles Sierra Pelona, 3.8 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1140 Comment
  SBBG31109  Gilia capitata subsp. abrotanifolia R. F. Thorne 1966-4-29 36195 Los Angeles Avalon Cyn, S of golf links 30 Comment
  SFV22137  Gilia capitata subsp. abrotanifolia V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 758 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Open, west-northwest-facing slope below trail along ridgetop. 488 Comment
  POM305754  Gilia capitata subsp. abrotanifolia Henry J. Ramsey, Henry J. Ramsey 1937-6-27 939 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  RSA611352  Gilia latiflora subsp. davyi Steve Boyd 1998-4-1 10130 Los Angeles Mojave Desert: Western Antelope Valley, along 300th Street West, 1.5 miles north of Highway 138. 853 Comment
  UC909955  Gilia latiflora subsp. davyi I. W. Clokey, B. C. Templeton 1930-4-8 4656 Los Angeles w Lancaster; w of Lancaster 400 Comment
  UC1602100  Gilia latiflora subsp. davyi J. Burtt Davy May 9 1896-May 24 1896 2655 Los Angeles near Mazana (Ma<?>ana); Antelope Valley, near Mazana Comment
  UC23562  Gilia latiflora subsp. davyi J. Burtt Davy May 9 1896-May 24 1896 2609 Los Angeles Grainfield Antelope Valley, Leonis Valley (Leonis Valley, S. California) Comment
  RSA0116709  Gilia leptantha subsp. transversa J. Mark Porter, Lauren Machen 2004-5-2 14087 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct. 1360 Comment
  RSA777359  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-5-19 5116 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR205854  Gilia modocensis R. G. Swinney 2008-5-8 8811 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA104272  Gilia modocensis Verne Grant 1956-6-14 21954 Los Angeles ridge SW of Big Pines, San Gabriel Mts. 1982 Comment
  SBBG40665  Gilia ochroleuca subsp. bizonata E. R. Blakley 1958-5-9 2276 Los Angeles 2 mi E of Gorman 1097 Comment
  UC52479  Gilia ochroleuca subsp. vivida H. M. Hall Jun 3 1900-Jun 6 1900 1534 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon (San Antonio Mountains, Southern California) 2072 Comment
  CHSC26037  Gilia sinuata Irene Martin 1971-5-2 31 Los Angeles 15 miles East of Palmdale, 3 mi. North of Hwy. 138 on 167th St. in Mojave Desert. 914 Comment
  SEINET3245863  Gilia splendens R. G. Swinney 2009-1 10936 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR68334  Gilia splendens R. H. Podolsky 1990-6-1 01 Los Angeles San Dimas Experimental Forest, Tanbark Flats Experimental Station 854 Comment
  UCSB31756  Gilia tricolor Risk, Paul 1963-5-15 Los Angeles Descanso Gardens, Native Plant section Comment
  RSA628892  Githopsis diffusa subsp. diffusa L. C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  SD87809  Githopsis diffusa subsp. diffusa F. W. Peirson 1921-6-13 1208 Los Angeles Big Santa Anita Trail, 1.5 miles below Sturdevant's Camp. 1064 Comment
  UC1075811  Glycyrrhiza glabra G. W. Garrettson 1955-5-25 Los Angeles s side of Valley Blvd. 1/4 mi e Collins St.; Spadra Comment
  RSA657347  Gnaphalium californicum S. Campbell 1980-6-4 40 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  RSA660783  Gnaphalium californicum J. Doughty 1985-5-19 204 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  UCR223133  Gnaphalium canescens subsp. beneolens R. G. Swinney 2009-7-22 11350 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR192017  Gnaphalium palustre A. C. Sanders 2008-4-16 34908 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.3 mi. north of Hwy 138 on the east side of the cement plant road, 0.8 mi. E of Quail Lake 1020 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
  CAS-BOT-BC110275  Grayia spinosa David Dreyer 1968-4-6 s.n. Los Angeles North edge of San Gabriel Mountains. 1493 Comment
  SEINET3197499 Image available Grayia spinosa R. G. Swinney 2009-4-2 10272 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q) 1220 Comment
  UCR240293  Grindelia R. G. Swinney 2009-11-18 11653 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
  UCR138490  Grindelia camporum var. camporum L. C. Wheeler 1976-8-4 s.n. Los Angeles Dominguez Hills: Near Wilmington and Victoria Street 49 Comment
  LA51491  Guillenia lasiophylla O. H. Kappler; 1944-5-7 616 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  RSA656488  Guillenia lasiophylla Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 717 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. 518 Comment
  RSA534049  Guillenia lasiophylla Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5298 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  LA203624  Gutierrezia microcephala Jonathan Sauer; D. Bradbury, L. Wester 1969-10-19 4637 Los Angeles San Gabriel Mountains, near Kentucky Springs 1066 Comment
  POM359224  Gutierrezia sarothrae L. C. Wheeler 1931-8-11 s.n. Los Angeles 2 miles NE of La Verne. 375 Comment
  CAS-BOT-BC282861  Hainardia cylindrica Le Roy Abrams 1901-6-6 1715 Los Angeles Ballona River Comment
  CATA1538  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak 1997-6-4 2765 Los Angeles Santa Catalina Island: Deep tank reservoir, by road above Empire Landing 106 Comment
  UCR71595  Haplopappus canus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4308 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  RSA015547  Haplopappus squarrosus Fay A. MacFadden 1929-10-10 2163 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  UCR126789  Haplopappus venetus Mark A. Elvin 2003-6-12 2947 B Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  CATA466  Harpagonella palmeri Sara L. Crockett, Steve Junak 1997-3-27 608 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  RSA0118523  Harpagonella palmeri Steven A. Junak, Mark L. Hoefs, Lisa Stratton 1998-3-21 SCa- 497 Los Angeles Santa Catalina Island. Cape Canyon, along E side of Cape Canyon Road, ca. 2.4 road miles from intersection with Airport Road. 378 Comment
  UC1587565  Hazardia squarrosa var. grindelioides Tim Ross 1991-9-2 5908 Los Angeles near Mulholland Highway x Yerba Buena Road; Triunfo Pass 7.5' quadrangle, Santa Monica Mountains 472 Comment
  CAS-BOT-BC302326  Hazardia squarrosa var. squarrosa Martin A. Piehl 1962-10-3 62505 Los Angeles Open N side of Ironwood Gully. Santa Catalina Island Comment
  UC1870225  Hedera helix LeRoy Gross 2003-2-22 744 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  UCR23819  Hedypnois cretica Alfred R. Roos 1954-5-17 s.n. Los Angeles Hollywood, near North Kenmore & Oakdale [=Oakwood?] Streets 91 Comment
  SD251199  Helenium bigelovii Jane Tirrell 2012-8-20 LS 163 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. Yellow pine forest, north-facing slope near spring. 2259 Comment
  CAS-BOT-BC309437  Helenium puberulum Scott D. White; Dave Bramlet 1998-8-11 7041 Los Angeles San Gabriel Mts. West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of jtn. Crystal Lk. access rd. to jtn. Hwy 2 2010 Comment
  RSA682653  Helianthemum scoparium var. vulgare LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1092 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  RSA0085069  Helianthus annuus L. C. Wheeler 1931-8-2 S 24 Los Angeles 2.5 miles NE of La Verne. 412 Comment
  CAS-BOT-BC305697  Helianthus gracilentus 1902-6-25 1037 Los Angeles San Gabriel Canon [Canyon] Comment
  LA32030  Helianthus gracilentus Peter H. Raven; Henry J. Thompson 1959-10-18 14683 Los Angeles Santa Monica Mountains, along Decker Road, 1.8 mi S of Mulholland Hwy 487 Comment
  UC32312  Helianthus nuttallii subsp. parishii unknown Los Angeles Main St. Marsh Comment
  CAS-BOT-BC305811  Heliomeris G. R. Campbell 1950-4-17 14591 Los Angeles Escondido Canyon, leading to Malibu Lake, about 7 miles above Hwy 101 (coastal) 457 Comment
  UC306229  Heliotropium curassavicum S. B. Parish 1918-6-5 11861 Los Angeles Playa del Rey Comment
  RSA360330  Hemizonia australis Frances M. Morey 1994-5-28 s.n. Los Angeles Between W. Adams & Culver City. Comment
  UCR85803  Hemizonia fasciculata T. S. Ross, A. Ross 1991-6-3 5537 Los Angeles San Gabriel Valley, Elephant Hill, west Pomona 305 Comment
  SEINET11848435  Hemizonia pungens J. F. Bright, Wyman, C. 1931-1 5734 A Los Angeles in & around Hollywood Comment
  RSA679825  Herniaria hirsuta subsp. hirsuta LeRoy Gross, Michael Denslow, Bill Hogshead, Valerie Soza 2003-5-12 838 Los Angeles Van Tassel Truck Trail (1N36) close to junction with Silver Fish Road (1N29). 1037 Comment
  POM214597  Hesperocnide tenella Louis C. Wheeler 1932-4-23 649 Los Angeles Mandeville Canyon, Santa Monica Mountains. 137 Comment
  RSA681296  Hesperocnide tenella LeRoy Gross, Valerie Soza 2003-5-15 913 -a Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  CATA1819  Hesperocyparis stephensonii Benjamin E. Carter 2012-8-31 7020 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  UCR276931  Hesperoyucca whipplei R. G. Swinney 2010-5-21 12903 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
  UC1375414  Heterocodon rariflorum Robert F. Thorne 1969-7-2 38224 Los Angeles Charlton Flats; San Gabriel Mts., Angeles National Forest 1600 Comment
  RSA229209  Heterocodon rariflorum R. F. Thorne, C. W. Tilforth 1971-6-30 40828 a 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
  RSA534042  Heteromeles arbutifolia Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5290 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 313 Comment
  RSA659572  Heteromeles arbutifolia Brian McColgan 1988-5-10 8 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  RSA675935  Heteromeles arbutifolia LeRoy Gross 2003-3-9 791 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  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
  POM7969  Heterotheca fastigiata R. B. Cowles 1921-4-22 4482 Los Angeles Claremont. Comment
  RSA0074538  Heterotheca fastigiata Peter H. Raven 1959-11-7 14732 Los Angeles Santa Monica Mtns, Hills N of Franklin Canyon Reservoir. 274 Comment
  SFV3986  Heterotheca grandiflora C. Gasser 1956-3-2 s. n. Los Angeles Santa Monica Mountains 3.5 miles from Highway 101 on Malibu Canyon Road, by Honor Camp #3. 610 Comment
  UC55069  Heterotheca grandiflora Ernest Braunton 1902-8-1 638 Los Angeles Echo Park Comment
  RSA0063083  Heuchera abramsii J. C. Roos 1937-8-16 370 Los Angeles Mt. San Antonio. 3049 Comment
  RSA0063084  Heuchera abramsii I. M. Johnston 1917-9-16 1728 Los Angeles San Antonio Mountains, West spur of Baldy. 2591 Comment
  UC1713156  Heuchera elegans I. Johnston 1917-6-20 1733 Los Angeles Baldy (U.S.F.S) Lookout Baldy Lookout; San Antonio Mountains 1828 Comment
  RSA0062930  Heuchera elegans Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak. Comment
  RSA755878  Hieracium albiflorum R. G. Swinney 2008-7-16 9261 Los Angeles Cooper Canyon, 1.5 mi. NE of Burkhart Trail parking lot along the trail, NE of Buckhorn Campground 1707 Comment
  UCR210005  Hieracium horridum R. G. Swinney 2008-7-16 9260 Los Angeles San Gabriel Mtns., Buckhorn Canyon, 0.7 mi. north of Burkhart Trail parking lot along the trail, north of Buckhorn Campground 1890 Comment
  SFV1417  Hirschfeldia incana K. A. Wilson, D. E. Bianchi 1961-2-2 812 Los Angeles Santa Susana Mountains Granada Hills. Base of Limekiln Canyon. 350 Comment
  CAS-BOT-BC207472  Hoffmannseggia glauca Dave McNally 1960-5-17 9 Los Angeles Glendale mountains 121 Comment
  UCR272608  Hordeum brachyantherum subsp. brachyantherum R. G. Swinney 2011-6-7 15058 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA530045  Hordeum brachyantherum subsp. californicum Timothy S. Ross 1991-8-16 5826 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  CATA611  Hordeum murinum subsp. glaucum Mark L. Hoefs 1991-4-8 1061 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  LA33406  Hordeum murinum subsp. glaucum Peter H. Raven; 1959-5-3 14098 Los Angeles SANTA MONICA MOUNTAINS, Laurel Pass, Mulholland Drive. 350 Comment
  RSA0113994  Hordeum murinum subsp. glaucum LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7524 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
  RSA188143  Hordeum murinum subsp. glaucum R. F. Thorne 1966-4-4 35796 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  POM352462  Hordeum murinum subsp. leporinum F. R. Fosberg 1930-7-7 S 3163 Los Angeles Alamitos Bay 5 Comment
  POM352469  Hordeum murinum subsp. leporinum A. H. Musick 1936-3-27 s.n. Los Angeles Los Angeles Comment
  RSA225093  Hordeum vulgare R. F. Thorne 1971-5-22 39761 Los Angeles Angeles National Forest: Fish Canyon, somewhat below Falls; 365 Comment
  IRVC26986  Hordeum vulgare A. C. Sanders, Andy Thompson 2003-4-17 26077 Los Angeles Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway NE end of Santa Susana Mtns. 351 Comment
  CAS-BOT-BC532294  Horkelia cuneata var. puberula John Thomas Howell 1929-3-2 4099 Los Angeles San Gabriel Wash, 2 miles S of Azusa Comment
  CHSC84000  Hosackia oblongifolia John Dittes 1990-6-20 126 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. On creek bank. 1493 Comment
  RSA261751  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-3 11891 Los Angeles Along Devil's Backbone south side of Mt San Antonio. 2834 Comment
  UC19028  Hypericum anagalloides H. M. Hall July 1899 Los Angeles Lancaster Flat San Bernardino Mts., Lancaster Flat 1828 Comment
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Mar 3 2013
  RSA781815  Hypericum formosum R. G. Swinney 2009-7-22 11365 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UCR271841  Hypericum scouleri R. G. Swinney 2011-6-23 15279 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA660872  Isocoma menziesii var. decumbens Orlando Mistretta 1992-4-4 135 Los Angeles San Clemente Island. Comment
  UC1126555  Isomeris arborea R. St. John 1928-2-27 4 Los Angeles Texas Canyon; Elizabeth Lake Quad. 609 Comment
  UCSB31629  Iva axillaris Griesel, Wesley 1962-5-28 Los Angeles San Gabriel Mts.; on the road from Big Pines to Valyermo 1524 Comment
  UC32934  Iva axillaris subsp. robustior Dr. Vought 1896-5-1 Los Angeles Antelope Valley Comment
  SEINET12267917  Jacaranda mimosifolia J. F. Bright, Wyman, C. 1931-1 5330 Los Angeles Hollywood Comment
  SEINET3840423  Jacaranda mimosifolia Unknown 1939-1 26 Los Angeles Los Angeles, Campus Comment
  CAS-BOT-BC47595  Jepsonia malvifolia James R. Shevock 1975-3-23 4054 Los Angeles near the entrance to Black Jack Campground. Base of Orizaba Mountain. Santa Catalina Island. 457 Comment
  CAS-BOT-BC101899  Juglans californica Louis C. Wheeler 1936-6-6 4115 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mts 457 Comment
  SDSU6894  Juglans californica D. F Howe 1947-3-22 1519 Los Angeles Topango canyon about one mile from coast. Comment
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May 22 2014
  UCR217689  Juglans californica A. C. Sanders, Dan S. Cooper 2010-8-5 38562 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCSB51796  Juglans californica Bishop, Richard 1967-5-14 Los Angeles Bull Creek; 1 mi. east of intersection of Balboa and Rinaldi Streets; town of Granada Hills Comment
  SFV838  Juglans californica var. californica K. A. Wilson 1961-3-12 1011 Los Angeles Santa Monica Mountains Decker Road (Los Alisos Canyon), 1 mile north of Coast Highway. 180 Comment
  UC537068  Juglans californica var. californica Philip A. Munz 1934-4-2 13142 Los Angeles Puddingstone Canyon San Dimas 304 Comment
  CAS-BOT-BC110031  Juncus acutus S. B. Parish; W. F. Parish 1882-10-1 357 Los Angeles Wilmington. Comment
  SBBG13305  Juncus bufonius M. A. Piehl 1962-6-10 62410 Los Angeles Thirst 304 Comment
  UCR190761  Juncus bufonius R. G. Swinney 1999-6-30 7490 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.1 mi. north of Big Pines Hwy at All Nations Camp 1585 Comment
  UCR192007  Juncus bufonius A. C. Sanders 2008-4-16 34913 C Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.15 mi. north of Hwy 138 on the eat side of the cement plant road, 0.75 mi. ESE of Quail Lake 1021 Comment
  RSA600750  Juncus bufonius L. C. Wheeler 1967-6-15 9833 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. 366 Comment
  IRVC26645  Juncus bufonius var. bufonius L. C. Wheeler 1967-9-17 s.n. Los Angeles Foot of Holiday Hill Ski Lift. San Gabriel Mtns. 1997 Comment
  RSA748327  Juncus macrophyllus R. G. Swinney 2005-8-9 8420 -B Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCR210712  Juncus macrophyllus R. G. Swinney 2008-9-10 9418 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
Read comments
May 10 2012
  RSA535749  Juncus patens Timothy S. Ross 1991-5-23 5498 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  SBBG105372  Juncus patens R. M. Beauchamp 1976-3-28 4084 Los Angeles head of Warren Cyn 423 Comment
  RSA755586  Juncus rugulosus R. G. Swinney 2008-7-12 9175 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  RSA512025  Juncus textilis L. C. Wheeler 1967-7-30 s.n. Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 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
  UC1076388  Juniperus californica H. L. Mason 1927-5-20 3737 Los Angeles Tejon Pass Sierra Liebre Mts., Tejon Pass Comment
  CHSC24581  Keckiella cordifolia T. P. Spira 1976-6-19 Los Angeles In field ca 1 mi e of Las Virgenes Rd off of Mulholland Hwy. 152 Comment
  RSA582766  Keckiella cordifolia Tim S. Ross, Steve D. Boyd 1993-5-23 7253 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  SFV3432  Keckiella cordifolia M. L. Vincent 1962-6-18 260 Los Angeles Santa Monica Mountains Piuma Road. 1 mile east of Malibu Canyon Road. Comment
  RSA0113212  Keckiella cordifolia Steven A. Junak 2000-5-19 SCa- 1321 Los Angeles Santa Catalina Island. N-facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W of powerline route. 229 Comment
  RSA659831  Keckiella ternata Orlando Mistretta 1992-8-20 770 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA529193  Keckiella ternata subsp. septentrionalis Tim S. Ross, Steve D. Boyd 1991-7-24 5643 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope. 1902 Comment
  POM206581  Koeleria macrantha Le Roy Abrams 1901-04 1219 Los Angeles Ballona Harbor Comment
  LA204718  Krascheninnikovia lanata Carl Clawson Epling; May 1925 11003 Los Angeles SW of Palmdale 609 Comment
  UCR177578  Krascheninnikovia lanata LeRoy Gross 2005-5-3 2191 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
  UC1059905  Kyllinga brevifolia L. G. Arthur 1946-9-17 Los Angeles Long Beach, at 2053 Linden Long Beach Comment
  SBBG13783  Lactuca serriola M. A. Piehl 1962-10-3 62491 Los Angeles main rd near N part of Swain's (Swain) Cyn 381 Comment
  UC1114362  Lamarckia aurea C. G. Pringle 1882-3 Los Angeles Los Angeles; Pacific Slope, Los Angeles Comment
  JEPS63238  Lamium amplexicaule R. J. Dobbs 1926-4-29 Los Angeles near Los Angeles (Michilinda, nearer Pasadena); Michilinda Comment
  UC410811  Lampranthus Eric Walther 1929-7-10 Los Angeles Santa Monica, ( Hugh Evans') Santa Monica Comment
  POM157987  Lasthenia californica M. B. Dunkle 1928-3-17 1742 Los Angeles Santa Catalina Island. Parson's [Landing]. 61 Comment
  RSA92987  Lasthenia coronaria F. W. Peirson 1921-3-3 330 Los Angeles Arroyo Seco, near Pasadena 350 Comment
  JEPS10373  Lasthenia gracilis W. L. Jepson 1939-4-21 19224 Los Angeles Saugus 356 Comment
  SBBG31090  Lasthenia gracilis R. F. Thorne 1966-4-6 35927 Los Angeles ca. 1 mi W of Empire Landing Comment
  SBBG61621  Lasthenia gracilis R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  RSA661074  Lasthenia gracilis Orlando Mistretta 1992-4-5 182 Los Angeles Guds, San Clemente Island. Comment
  SDSU2773  Lasthenia gracilis R. M. Beauchamp 1967-3-17 254 Los Angeles East of Wilson Gove and elsewhere on San Clemente Island. Comment
  UC557666  Lasthenia gracilis Nell Murbarger 1936-3-1 30 Los Angeles on the mesa summit and a few hundred feet down the e and w slopes of the island, San Clemente Island San Clemente Island Comment
  UC90001  Lasthenia gracilis unknown Los Angeles Socorro Comment
  RSA743538  Lathyrus odoratus Sara L. Crockett 1997-3-7 C 87 Los Angeles 331 Clemente Street. 24 Comment
  SBBG31207  Lathyrus tingitanus R. F. Thorne with P. C. Everett 1965-6-22 Los Angeles below rd S of Pebbly Beach near Lookout Pt; apparently escaped from cultivation 30 Comment
  RSA188221  Lathyrus vestitus subsp. alefeldii R. F. Thorne, P. C. Everett 1965-6-22 34906 Los Angeles Santa Catalina Island; canyon above Avalon 183 Comment
  RSA405727  Lathyrus vestitus subsp. alefeldii Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  RSA406633  Lathyrus vestitus subsp. alefeldii M. V. Hood 1945-5-1 2235 Los Angeles Tapia Park area 762 Comment
  RSA123220  Lathyrus vestitus subsp. laetiflorus A. D. Gifford 1935-1-7 407 Los Angeles 6.5 miles E.S.E. of Whitaker Peak. 518 Comment
  POM2642  Lathyrus vestitus subsp. vestitus Hugh Marshall 1902-05 s.n. Los Angeles Collected near Pasadena Comment
  SBBG127094  Lathyrus vestitus var. vestitus A. Parikh, N. Gale 2011-7-3 3531 Los Angeles rd to Barley Flats, 2.9 km W of Shortcut Station, 1.3 km N of St Hwy 2; San Gabriel Mtns 1597 Comment
  RSA584139  Lathyrus vestitus var. vestitus T. S. Ross 1990-6-8 2979 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
  JEPS79920  Lavatera assurgentiflora subsp. assurgentiflora I. W. Clokey and B. C. Templeton 1936-5-18 5664 Los Angeles Puddingstone Reservoir Comment
  CHSC95915  Layia glandulosa LeRoy Gross 2005-5-3 2227 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  RSA587264  Layia glandulosa Orlando Mistretta 1994-5-13 1215 Los Angeles San Gabriel Mts; Little Rock Creek, slopes E of creek opposite confluence with Kitter Canyon 1067 Comment
  RSA702959  Layia glandulosa Scott D. White, Michael Honer 2004-3-30 9971 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  SBBG126029  Layia glandulosa A. Parikh, N. Gale 2010-5-11 3152 Los Angeles 3.0 km S of Hwy 138, 0.6 km E of 130th St W, 0.1 km W of power transmission lines 790 Comment
  SBBG61206  Layia glandulosa R. Hoffmann 1929-5-19 Los Angeles between Big Rock Crk and Los Angeles Recreation Park Comment
  UC30631  Layia glandulosa J. Burtt Davy 1896-5-9 2162 Los Angeles Antelope Valley, Mojave Comment
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Apr 24 2007
  UCR163321  Layia glandulosa B. G. Pitzer 1998-5-12 3708 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  CAS-BOT-BC321499  Layia glandulosa Geo. B. Grant 1904-5-5 6118 Los Angeles Arroyo Seco Canyon, Sierra Madre Mts. Comment
  CAS-BOT-BC321509  Layia glandulosa A. D. E. Elmer 1902-6-1 4162 Los Angeles Lancaster Comment
  RSA316349  Layia glandulosa R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54967 Los Angeles San Gabriel Mts: Mojave Desert slopes; 1/4 -1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  SBBG12652  Lepechinia fragrans E. R. Blakley 1962-10-5 5432 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 365 Comment
  UC457246  Lepechinia fragrans Carl Epling 1931-4-25 Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UCR147784  Lepechinia fragrans Valerie Soza, Et al. 2000-7-7 1059 Los Angeles San Gabriel Mountains, above Henninger Flats, along Mt. Wilson Road (FSR 2N45.2) 915 Comment
  SBBG122067  Lepechinia rossii S. Boyd, V. Arvisu 2004-6-8 111534 Los Angeles E of Sespe Cyn near upper end of Tar Crk Rd and trail 762 Comment
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Mar 30 2019
  CAS-BOT-BC88940  Lepidium dictyotum Ernest C. Twisselmann 1962-4-10 6860 Los Angeles Mojave Desert. Antelope Valley. Avenue A at Highway 6. 662 Comment
  SFV18076  Lepidium didymum P. M. Schiffman 2000-4-27 s. n. Los Angeles Point Dume, Zuma Lagoon. Comment
  CAS-BOT-BC89313  Lepidium flavum Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles Mojave Desert. Lovejoy Springs to Hesperia. Comment
  RSA158321  Lepidium lasiocarpum var. lasiocarpum P. H. Raven 1962-4-11 17258 Los Angeles Behind Northwest Harbor; San Clemente Island 6 Comment
  UC284784  Lepidium lasiocarpum var. lasiocarpum P. A. Munz 1923-4-8 6609 Los Angeles nw coast San Clemente Island Comment
  UC1929312  Lepidium latifolium Scott D. White, Justin Wood 2008-5-19 12019 Los Angeles Los Angeles Basin; Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. Comment
  RSA0017043  Lepidium latipes D. E. Bramlet 2001-4-25 3113 Los Angeles Slopes above (east) of Grasshopper Canyon. The site is located 610m east of the old ridge route and 1 km southwest of the existing access road entering the canyon. 526 Comment
  CAS-BOT-BC12464  Lepidium nitidum Geo. B. Grant 1901-2-22 s.n. Los Angeles Pasadena. Monk Hill. Comment
  RSA0118980  Lepidium strictum Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 SCa- 539 Los Angeles Santa Catalina Island. Along upper portion of road to Toyon Bay, 0.2 mi from intersection with main road. 411 Comment
  UCR223590  Lepidium virginicum var. pubescens R. G. Swinney 2009-6-3 11060 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
  RSA429663  Lepidium virginicum var. pubescens H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach. Comment
  RSA0089851  Lepidium virginicum var. virginicum Dean Wm. Taylor 2003-5-29 18606 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction, Road 1N36. 868 Comment
  IRVC26949  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2003-8-7 27175 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  CAS-BOT-BC272410  Leptochloa fusca subsp. uninervia W. M. Phillipson 1914-6-1 s.n. Los Angeles San Gabriel Comment
  SEINET3087492 Image available Leptodactylon californicum subsp. californicum David Charlton 1987-1-31 635 Los Angeles Saddle Peak, Santa Monica Mountains. 610 Comment
  SD120819  Leptosiphon liniflorus Frank W. Peirson 1919-6-7 456 Los Angeles Cow Canyon Divide. 1372 Comment
  UCR281625  Lessingia glandulifera R. G. Swinney 2014-4-30 16301 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
  RSA746638  Lessingia glandulifera var. glandulifera R. G. Swinney 2008-6-4 8943 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  UC1586218  Lessingia glandulifera var. glandulifera Tim Ross 1991-8-16 5834 Los Angeles San Gabriel Mountains, Horse Flats Horse Flats; San Gabriel Mountains, Horse Flats 1719 Comment
  POM293896  Lessingia glandulifera var. glandulifera Richard Noyes 1947-10-9 12822 Los Angeles 1 mile NE of Cajon, San Bernardino Mts. 1098 Comment
  SBBG31217  Leymus condensatus R. F. Thorne with P. C. Everett 1965-6-23 34993 Los Angeles near mouth of Hamilton Cyn 22 Comment
  RSA86688  Leymus triticoides F. W. Peirson 1918-4-28 1604 Los Angeles Southeast of El Monte. Comment
  SBBG130721  Leymus triticoides S. A. Junak 2000-7-1 SCa 1373 Los Angeles Cape Cyn 265 Comment
  IRVC28716  Ligustrum lucidum A. C. Sanders, Mark A. Elvin 2002-8-26 25585 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  RSA701594  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1237 Los Angeles In canyon bottom of Evey Canyon. 793 Comment
  UCR182218  Limosella acaulis R. G. Swinney 1997-6-19 5611 Los Angeles San Gabriel Mtns., SE end of Jackson Lake, west of Wrightwood 1872 Comment
  RSA592177  Linanthus aureus L. C. Wheeler 1967-5-12 9439 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  CAS-BOT-BC226749  Linanthus californicus Geo. B. Grant 1900-4-11 s.n. Los Angeles Alpine Tavern, Mt. Lowe Comment
  LA52331  Linanthus californicus Harlan Lewis; 1940-2-24 1074 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Near Saddle Peak. 609 Comment
  LA52338  Linanthus californicus Mary Reynolds; 1937-5-20 185 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM66660  Linanthus californicus Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon. San Antonio Mts. Comment
  UC1375411  Linanthus ciliatus Robert F. Thorne 1969-7-2 38284 Los Angeles Upper Chilao Campground San Gabriel Mts., Angeles National Forest 1615 Comment
  SDSU3177  Linanthus concinnus D. F. Howe 1979-4-30 5086 Los Angeles 2 miles NW of Devil's Punch Bowl. 1433 Comment
  UCR146215  Linanthus liniflorus Scott D. White, Michael Honer 2004-6-30 10540 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  POM364691  Linanthus parryae Ron Yee 1979-5-6 114 Los Angeles Los Angeles Nat. Forest. 610 Comment
  POM364694  Linanthus parryae Robert Gustafson, Christopher Davidson 1977-4-20 432 Los Angeles Ft. Tejon Rd. ca 1 mile east of 106th St. southeast of Littlerock. 1067 Comment
  UCSB7544  Linanthus parryae Phillips, Priscilla 1958-4-26 Los Angeles 2 miles south of Palmdale, route 138 Comment
  POM142568  Lithophragma affine subsp. mixtum L. R. Abrams 1899-03 248 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC432210  Lithophragma bolanderi I. W. Clokey; E. G. Anderson 1927-5-3 7671 Los Angeles Arroyo Seco, San Gabriel Mts.; 2 miles above Relay 762 Comment
  UC64642  Lithophragma tenellum H. M. Hall Jun 3 1900-Jun 6 1900 1498 Los Angeles Swarthout Canyon; San Antonio Mountains, Swarthout Canyon 2057 Comment
  LA200324  Lobularia maritima W. O. Griesel; 1936-5-16 sn Los Angeles Santa Monica Mountains, Hollywood Hills 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
  RSA77063  Loeseliastrum matthewsii F. W. Peirson 1921-5-19 952 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  RSA468339  Loeseliastrum schottii Robert Gustafson 1978-6-21 1027 Los Angeles Lower Hungry Valley, freeman Canyon about 4 miles south of gorman 976 Comment
  SBBG52032  Logfia filaginoides M. R. Benedict 1971-6-25 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UCR273175  Logfia filaginoides R. G. Swinney 2011-5-6 14606 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  RSA656862  Lolium perenne Joseph M. Keefe 2001-1-24 31022 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
  UCR210015  Lolium perenne R. G. Swinney 2008-12-2 9913 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  SEINET10592069  Lolium temulentum Ahams AHAMS 1184 Los Angeles Ballena Harbar. Comment
  SEINET12118775  Lomatium caruifolium Unknown 1936-1 12723 Los Angeles Santa Monica Mts., Mt. Malabu Comment
  UC1375323  Lomatium dasycarpum Gary D. Cromwell and David W. Wheat 1971-4-21 21 Los Angeles 2 mi NE of Glendora (Mystic Canyon, S of fire break); San Gabriel Mountains, Angeles National Forest 556 Comment
  SBBG59713  Lomatium dasycarpum subsp. dasycarpum M. N. Ackley 1928-4-11 Los Angeles Verdugo Hills, Roscoe Comment
  RSA0105321  Lomatium lucidum Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 783 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  JEPS17012  Lomatium mohavense J. Burtt Davy May, 1896 2623 Los Angeles Antelope Valley, Manzana Comment
  RSA584325  Lomatium mohavense T. S. Ross, Steve Boyd 1991-3-23 4247 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +/- west of Lovejoy Springs (destroyed by development.) 884 Comment
  RSA659933  Lomatium mohavense Orlando Mistretta 1992-5-18 331 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA599664  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-1 9682 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
  RSA97281  Lomatium vaginatum F. W. Peirson 1921-2-26 2358 Los Angeles Topanga Canyon, west end of San Gabriel Mountains 304 Comment
  CAS-BOT-BC240483  Lonicera hispidula June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA640283  Lonicera hispidula var. vacillans R. F. Thorne 1971-5-18 41362 Los Angeles Santa Catalina Island: upper part of West Fork of Gallagher Canyon. 381 Comment
  SDSU1434  Lonicera hispidula var. vacillans R. M. Beauchamp 1966-8-8 53 Los Angeles Santa Catalina Island. 122 Comment
  CAS-BOT-BC234813  Lonicera subspicata Joseph Andorfer Ewan 1936-8-2 9917 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  RSA0019762  Lonicera subspicata var. denudata Orlando Mistretta, Christine Mistretta 2011-7-5 5899 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1254 Comment
  RSA126719  Lonicera subspicata var. denudata P. H. Raven 1958-10-11 13758 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  RSA752477  Lonicera subspicata var. denudata Justin M. Wood 2009-4-22 527 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SBBG69622  Lonicera subspicata var. denudata R. Hoffmann 1931-8-22 Los Angeles summit of Mt Wilson 1676 Comment
  SEINET13387029 Image available Lonicera subspicata var. denudata R. G. Swinney 2011-1 15959 Los Angeles San Gabriel Mountains: confluence of West Fk. San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  RSA273200  Lotus Glenn A. Gorelick 1928-4-8 s.n. Los Angeles Santa Catalina Island. Canyon west of Cottonwood Canyon. Comment
  UC207651  Lotus argophyllus var. argenteus Geo. B. Grant Apr 1901 715 Los Angeles Avalon Catalina Island Comment
  RSA748362  Lotus crassifolius var. crassifolius Scott D. White, Justin M. Wood 2009-5-6 12659 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  CDA27202  Lotus grandiflorus T. C. Fuller 1965-4-26 13378 Los Angeles Santa Monica Mountains; East slope of Saddle Peak, Saddle Peak Road, 1.7 miles west of junction with Tuna Canyon Road, 4.6 miles west of Topanga. 0 Comment
  UC1129244  Lotus heermannii Jerome S. Horton 1935-7-18 212 Los Angeles Dalton Canyon below dam Pomona Quad. 457 Comment
  UC80704  Lotus humistratus Anstruther Davidson Los Angeles near Lancaster Comment
  UC15671  Lotus oblongifolius var. oblongifolius H. M. Hall Aug 1896 285 Los Angeles San Antonio Mountains Comment
  UCR190363  Lotus procumbens R. G. Swinney 2001-6-16 7977 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
Read comments
Mar 12 2017
  UC1129241  Lotus purshianus var. purshianus Jerome S. Horton 1935-7-18 210 Los Angeles above Dalton Canyon C.C.C. Camp; Pomona Quad. 426 Comment
  UCR131418  Lotus salsuginosus Alison Lipman 1998-6-8 s.n. Los Angeles South Coastal Plains Region, Forestal property, Rancho Palos Verdes 305 Comment
  UC1587678  Lotus salsuginosus var. salsuginosus Tim Ross 1991-3-9 4202 Los Angeles Puente Hills (pro parte), at head of un-named canyon Whittier Hills 304 Comment
  POM2447  Lotus salsuginosus var. salsuginosus M. Hitchcock 1918-7-5 34 Los Angeles Van Nuys Comment
  RSA0038275  Lotus scoparius Carol Frazier 1966-6-3 s.n. Los Angeles San Rafael Hills. Comment
  UCR223833  Lotus scoparius subsp. brevialatus R. G. Swinney 2009-6-17 11175 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA647855  Lotus scoparius var. scoparius LeRoy Gross, Laura Moore 2000-6-5 202 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  IRVC26454  Lotus strigosus A. C. Sanders, Mark Elvin, et al. 2003-3-4 25690 Los Angeles Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  UCR126746  Lotus strigosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26233 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  RSA586341  Lotus strigosus Orlando Mistretta 1995-3-17 1553 Los Angeles Slopes northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1128 Comment
  POM2491  Lotus unifoliolatus C. S. Jones s.n. Los Angeles Claremont. 366 Comment
  SEINET2063042 Image available Lupinus J. Harry Lehr 1971-4-12 323 Los Angeles North side of Rte. 138, 7.1 mi east of Pearblossom, foothills, San Gabriel Mts. 1219 Comment
  UC1129263  Lupinus albifrons A. D. Gifford 1934-4-23 141 Los Angeles 1 1/8 mi ne Cornell; Triunfo Pass Quadrangle Comment
  SEINET10870947  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x 8292 (3) Comment
  CAS-BOT-BC201418  Lupinus albifrons var. albifrons Peter H. Raven 1962-5-20 17767 Los Angeles Santa Catalina Island 60 Comment
  RSA597986  Lupinus albifrons var. collinus L. Raz, Orlando Mistretta, Mike Wall 1997-3-16 071 Los Angeles Santa Catalina Island. Avalon Canyon via Divide Trail, northeast of the Wrigley Botanical Garden. 183 Comment
  SBBG18732  Lupinus albifrons var. douglasii E. R. Blakley 1963-4-7 5536 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  RSA0019386  Lupinus bicolor Jim Reutzel 1994-5-29 s.n. Los Angeles Los Angeles Reservoir [Puddingstone Reservoir?] on northwest side. Comment
  RSA0041492  Lupinus bicolor Ron Martinolich 1991-5-3 61 Los Angeles Glendale, Flint Peak access road, 0.25 mi. east of water tower, on roadside. Comment
  SEINET3860357  Lupinus bicolor subsp. marginatus David B. Dunn, C. Epling 1946-4-19 2129 Los Angeles Collected 0.9 mi S of the junction of Hwy 99 & 138, abundant along the valley floor for several miles to the north of the jct. & north of the town of Gorman.; 0 1067 Comment
  POM350030  Lupinus bicolor subsp. microphyllus N. C. Cooper 1948-4-21 2702 Los Angeles Littlerock Creek. 762 Comment
  UCR50072  Lupinus bicolor subsp. microphyllus Steve Morgan 1974-4-16 35 Los Angeles San Fernando Valley, 9648 Haddon Avenue, Pacoima 280 Comment
  POM350043  Lupinus bicolor subsp. microphyllus Jennie Alberts 1884-5-2 s.n. Los Angeles Los Angeles Comment
  SEINET10484881  Lupinus bicolor subsp. microphyllus Emma Shumway 1903-1 Shumway s.n. Los Angeles Field Comment
  RSA779258  Lupinus concinnus Pam De Vries 2011-4-22 7760 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 2.5 air miles NNE of the intersection of Copper Hill and McBean Parkway (Santa Clarita); about 0.5 air miles west of San Francisquito Canyon Road. 548 Comment
  RSA585322  Lupinus concinnus subsp. concinnus Tim S. Ross 1991-4-27 4730 Los Angeles Black Butte: rocky northeasterly slope E of the summit. 945 Comment
  RSA87205  Lupinus elatus F. W. Peirson 1921-6-16 2438 Los Angeles Waterman ridge 2287 Comment
  CAS-BOT-BC216658  Lupinus excubitus subsp. hallii Timothy S. Ross; Victor W. Steinmann 1995-5-8 8532 Los Angeles Along Bouquet Canyon Road at its intersection with a USFS road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon 609 Comment
  OBI12897  Lupinus formosus D. H. Thomson 1944-5-7 s.n. Los Angeles Burbank; Verdugo Hills 671 Comment
  RSA167055  Lupinus formosus W. G. Webb 1935-1-27 s.n. Los Angeles Near Glendale Comment
  RSA0094558  Lupinus formosus subsp. formosus Richard G. Swinney 2011-6-6 15019 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  SEINET3131572  Lupinus formosus var. bridgesii Unknown 1904-5-7 728 -6256 Los Angeles Glendora Comment
  RSA725120  Lupinus formosus var. formosus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -75 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  POM2482  Lupinus formosus var. formosus D. W. Sturges 1916-6-2 s.n. Los Angeles San Antonio Mt 1555 Comment
  POM11099  Lupinus formosus var. robustus H. D. Collins 1921-4-23 62 Los Angeles Claremont. 366 Comment
  UC1952556  Lupinus guadalupensis M. B. Dunkle 1939-4-5 7279 Los Angeles San Clemente Island, Pyramid Cove Comment
  RSA177720  Lupinus hirsutissimus Robert F. Thorne, Percy C. Everett 1965-5-11 34579 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  RSA413680  Lupinus hirsutissimus Thekla Mohr 1897-04 s.n. Los Angeles Sierra Madre Comment
  UCSB17126  Lupinus hirsutissimus Vernand, Ramona 1963-4-10 Los Angeles 0.7 mi. N of U.S. Highway 66 on San Dimas Canyon Road, San Dimas Comment
  RSA211802  Lupinus latifolius subsp. parishii L. C. Wheeler 1933-7-4 1905 Los Angeles San Dimas Canyon 640 Comment
  RSA529893  Lupinus longifolius T. S. Ross 1991-8-16 5797 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  LA31763  Lupinus longifolius Mary V. Hood; 1940-4-7 40- 42 k* Los Angeles Cascade, Hwy 99 426 Comment
  SEINET10485609  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UC1614047  Lupinus microcarpus var. horizontalis Charles M. Belshaw 1935-3-29 497 Los Angeles 20 mi w of Lancaster (West Antelope Valley, on s face of La Liebre Scarp); West Antelope Valley, La Liebre Scarp Comment
  UCR269258  Lupinus microcarpus var. horizontalis Pam De Vries 2013-5-20 7862 Los Angeles Tehachapi Mountains/Western Transverse Range, Gorman Hills, about 0.50 air mile NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1034 Comment
  CAS-BOT-BC207241  Lupinus peirsonii Frank W. Peirson 1930-5-30 8904 Los Angeles Rock Cr., San Gabriel Range 1371 Comment
  UCR220152  Lupinus sparsiflorus R. G. Swinney 2009-4-2 10269 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  RSA008657  Lupinus sparsiflorus Fay A. MacFadden 1933-04 10995 Los Angeles Verdugo Mountains: Tujunga Wash off Radford St., Roscoe. Comment
  RSA599630  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Lauren Raz 1997-4-16 9524 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  RSA127893  Lupinus subvexus var. subvexus Peter H. Raven, Henry J. Thompson 1959-5-5 14157 Los Angeles Tapia park 152 Comment
  POM147967  Lupinus succulentus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SBBG67068  Lupinus succulentus M. LeClerc -Mar-1930 1233 Los Angeles near Castaic 457 Comment
  UCSB45205  Lupinus succulentus Batson, J. 1979-2-24 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  RSA199162  Lupinus succulentus Robert F. Thorne, D. Propst 1968-5-27 37627 Los Angeles Santa Catalina Island, near margin of Thompsons Reservoir, Middle Ranch at upper (W) end of reservoir. Comment
  SBBG38752  Lupinus succulentus R. Moran 1941-3-2 666 Los Angeles between Wilson's Cove and Howland's 25 Comment
  UCR260793  Lupinus truncatus R. G. Swinney 2010-2-27 11735 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
  POM306278  Lupinus truncatus Henry J. Ramsey 1938-5-1 1400 Los Angeles Altadena, Eaton Canyon Park Comment
  SEINET10489077  Lupinus truncatus Hoefs 1973-4-6 HOEFS 146 Los Angeles Santa catalina island. Middle of cape canyon. Open rocky slope, se exposure Of chaparral. With salvia apiana, rhamnus pirifolia, rhus laurina, artemesia Californica, opuntia and annual grasses. 305 Comment
  UCD109658  Lupinus truncatus Geoffrey Levin 1974-4-24 29 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. San Gabriel Mts. 335 Comment
  SEINET4098753  Lycium californicum M. B. Dunkle 1940-1 7418 Los Angeles West end, Santa Barbara Island. Comment
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Feb 10 2015
  CAS-BOT-BC231604  Lycium cooperi Alice Eastwood; John Thomas Howell 1937-4-26 3974 Los Angeles Near Palmdale Comment
  CAS-BOT-BC231611  Lycium cooperi Carl B. Wolf 1937-4-28 8517 Los Angeles Western Mojave Desert. Antelope Valley, 4 1/2 mi. So. of Lancaster 716 Comment
  RSA21246  Lycium cooperi Carl B. Wolf 1937-4-28 8517 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  RSA587512  Lycium cooperi Orlando Mistretta 1995-3-24 1559 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  SBBG22305  Lycium cooperi M. A. Piehl 1963-5-18 63312 Los Angeles foothills just N of Goode Pass 914 Comment
  SDSU11114  Lycium cooperi D. F. Howe 1947-5-6 1565 Los Angeles Near Vincent, western Mojave Desert. Comment
  UCR140601  Lycium cooperi Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 3- 25 Los Angeles San Gabriel Mtns/Mojave Desert, Route 18 at W 263 Street, Site L3 1033 Comment
  RSA409649  Lycopus americanus F. R. Fosberg 1930-11-11 S- 4174 Los Angeles Templeton S of Puente. 80 Comment
  CAS-BOT-BC140221  Lyonothamnus floribundus subsp. aspleniifolius Martin A. Piehl 1962-6-9 62321 Los Angeles Just below (n. of) Chenity (s. of Mosquito Cove), San Clemente Island 304 Comment
  RSA632533  Lyonothamnus floribundus subsp. aspleniifolius Steven A. Junak 1997-10-29 SCI- 985 Los Angeles San Clemente Island: E side of island, near head of first canyon S of Camer Pad 'Malo,' 0.1 mile SSW of 'Malo 1' 381 Comment
  CAS-BOT-BC142277  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne 1970-3-5 39354 Los Angeles NE slope of Blackjack Mt., at upper end of Swain's Canyon - Santa Catalina Island 365 Comment
  RSA435271  Lythrum californicum Thekla Mohr 1915-1 s.n. Los Angeles North Fork, San Gabriel River. Comment
  UCR253913  Madia elegans Mitch Provance 2010-5-9 0510- 10 Los Angeles Westernmost Mojave Desert, c. 1.5 miles WNW of intersection of Hwy 138 and 300th St. W, c. 6 miles west of Neenach 940 Comment
  RSA188028  Madia gracilis R. F. Thorne 1966-4-28 36248 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  LA201931  Madia sativa Arthur C. Gibson; 2003-7-14 4418 Los Angeles 298 Comment
  UCR80266  Malacothamnus davidsonii Fay A. MacFadden 1931-6-1 2957 Los Angeles La Tuna Canyon, Verdugo Hills 488 Comment
  LA30369  Malacothamnus fasciculatus Mary V. Hood; 1938-4-30 38 11 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC871305  Malacothamnus fasciculatus F. R. Fosberg 1931-5-5 S 4770 Los Angeles Middle Ranch Dam, Middle Ranch Canyon Santa Catalina Island 200 Comment
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Nov 20 2012
  UCR205888  Malacothamnus fasciculatus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37088 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  CAS-BOT-BC206357  Malacothamnus fremontii C. B. Wolf 1931-10-23 1353 Los Angeles Swartout Valley, 1/8 mi. E of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  SD255659  Malacothrix saxatilis Ian Cain 2010-5-6 1397 Los Angeles East of Whitter in the Hacienda Heights; 1.08 km south east sof Rose Hills Chinese Temple. 262 Comment
  UCR205707  Malacothrix saxatilis A. C. Sanders, T. B. Salvato 2009-5-18 36804 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  CAS-BOT-BC347942  Malacothrix saxatilis var. tenuifolia Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7401 A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive 164 Comment
  CATA282  Malacothrix saxatilis var. tenuifolia Mark L. Hoefs 1973-5-21 296 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  CAS-BOT-BC167870  Malosma laurina G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  RSA386406  Malosma laurina B. C. Templeton 1931-11-9 s.n. Los Angeles Millards Canyon Comment
  SD85106  Malva assurgentiflora E. R. Blakley 1961-9-23 4639 Los Angeles Santa Catalina; Bird Rock, 0.5 mile offshore from Isthmus Harbor. 6 Comment
  SBBG38759  Malva parviflora M. B. Dunkle 1939-4-6 7293 Los Angeles Mosquito Harbor Comment
  RSA597645  Malvastrum davidsonii Louis C. Wheeler 1962-6-30 8164 Los Angeles San Gabriel Mountains. Buck Canyon at Little Tujunga Canyon. 564 Comment
  UCR197186  Marah macrocarpa var. macrocarpa Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 657 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
  POM255463  Marah macrocarpa var. macrocarpa P. A. Munz 1940-4-29 16577 Los Angeles San Antonio Wash, northeast of Claremont. 518 Comment
  SD79022  Marah macrocarpa var. major R. Mitchel Beauchamp 1967-1-27 107 Los Angeles San Clemente Island, east of Wilson Cove area, in field Comment
  RSA0035009  Marrubium vulgare Geo. E. Julian 1963-3-19 s.n. Los Angeles Voorhis Campus, Cal Poly, San Dimas. Comment
  RSA151235  Marrubium vulgare Peter H. Raven 1962-4-12 17335 Los Angeles Narrow Canyon south of canyon below Tomb, west side of San Clemente Island. 274 Comment
  UCR167205  Matricaria matricarioides S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  RSA518476  Matthiola incana A. C. Sanders 1988-2-18 7687 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  CLARK-A1528-2857  Medicago lupulina John C. Roos 1954-5-31 Los Angeles Hollywood Comment
  RSA654333  Medicago polymorpha Benjamen Rangel 1992-4-26 777 -25 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  POM348054  Medicago polymorpha var. brevispina Robert Gustafson 1981-3-10 2116 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA681337  Melia azedarach LeRoy Gross, Valerie Soza 2003-5-15 920 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  CAS-BOT-BC281522  Melica imperfecta Alice Eastwood 1919-5-29 8991 Los Angeles San Gabriel Canyon Comment
  LA89867  Melica imperfecta Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  SJSU12980  Melica imperfecta C. W. Sharsmith 1941-6-22 4398 Los Angeles Eaton Canyon San Gabriel Mts 548 Comment
  UCD87876  Melica imperfecta P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Canyon by golf-links. Comment
  UCD87963  Melica imperfecta H. B. Perrin 1920-6-1 37 Los Angeles 1000 Buena Vista St., So. Pasadena. Comment
  UCD87972  Melica imperfecta B. Pitzer 1996-5-5 2853 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills. San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  RSA229117  Melica stricta R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38907 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  RSA660179  Melica stricta Orlando Mistretta 1992-5-25 428 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  UC285001  Melica stricta P. A. Munz 1923-5-25 6805 Los Angeles Big Rock Creek; San Gabriel Mts. 1280 Comment
  UCR24086  Melica stricta John C. Roos 1947-5-31 3665 Los Angeles San Gabriel Mtns., near Jackson Lake 1829 Comment
  RSA657639  Melilotus indicus Kristina Sargeant 1992-5-9 92 -026 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  RSA724499  Melilotus indicus K. Dobry 1991-5-11 d- 265 Los Angeles Cold Creek Cyn. Santa Monica off Stunts Rd. Comment
  UCR181360  Melinis repens R. G. Swinney 1995-3-11 3386 Los Angeles San Gabriel Mtns., Glendora, western tributary of Glencoe Heights Canyon, north of Palm Dr. and c. 100 m north of city water tank, east of Harrow Canyon 610 Comment
  POM158119  Mentha X smithiana L. R. Abrams 1902-8-26 2978 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA440365A  Mentzelia albicaulis Anstruther Davidson 1906-07 2791 Los Angeles Rock Creek Comment
  RSA517850  Mentzelia albicaulis Steve Boyd 1986-3-30 1500 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA69719  Mentzelia dispersa F. W. Peirson 1921-6-16 2799 Los Angeles north slope of Mt. Waterman, San Gabriel Mts. 2210 Comment
  OBI26303  Mentzelia laevicaulis Mark Schneider 1973-10-20 s.n. Los Angeles On cliff, above rd, before upper Trl cyn turnoff, Big Tujunga Cyn 610 Comment
  POM2965  Mentzelia micrantha Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  SFV21128  Mentzelia micrantha L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1042 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. At check dam (man-made waterfall). 393 Comment
  UC1594385  Mentzelia micrantha Tim Ross 1992-5-17 6332 Los Angeles center W side the San Gabriel Reservoir (short easterly spur canyon along Highway 39.); San Gabriel Mountains; ctr W 1/4 SE1/4 SW1/4 463 Comment
  RSA305744  Mentzelia micrantha Henry J. Ramsey, Henry J. Ramsey 1937-6-27 949 Los Angeles Sand Canyon, north of Pacoima reservoir Comment
  RSA567283  Mentzelia veatchiana Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3956 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  UC1619925  Mentzelia veatchiana Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 1988 Los Angeles Pine Canyon Rd. along San Andreas fault on n. side of San Gabriel Mts. (Co. Rd. N2) (on n. side of rd.); San Gabriel Mts. Comment
  SD215573  Mentzelia veatchiana Tim Ross, Steve Boyd 1990-6-6 2829 Los Angeles Green Valley Pastue in San Francisquito Canyon. 926 Comment
  POM147513  Mesembryanthemum nodiflorum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SBBG131523  Micropus californicus S. A. Junak 2000-5-18 SCa 1298 Los Angeles S side of N Shore Rd, 0.6 mi E of turn-off for Howland's Landing 39 Comment
  RSA004508B  Micropus californicus var. californicus Fay A. MacFadden 1931-04 3181 Los Angeles Verdugo Mountains: La Tuna Canyon 335 Comment
  RSA655238  Microseris douglasii subsp. platycarpha D. E. Bramlet 1993-4-15 2314 Los Angeles In the Puente Hills, approx. 274 m. NW of Pomona peak. The site is located some 1220m W of the intersection of the Pomona freeway and Chino Hills Parkway. 381 Comment
  SBBG98543  Microseris douglasii subsp. platycarpha T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5329 Los Angeles between Box and Horse Cyns 484 Comment
  POM6705  Microseris lindleyi L. T. Street, G. Williams 1919-4-5 2427 Los Angeles Puddingstone Canyon, San Dimas Comment
  RSA777687  Mimulus androsaceus Orlando Mistretta, Christine Mistretta 2010-5-19 5104 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  LA51936  Mimulus aurantiacus A. M. Johnson; 1934-4-20 4426 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA522341  Mimulus aurantiacus Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4021 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  JEPS26146  Mimulus aurantiacus var. pubescens Peter H. Raven 1959-5-3 14066 Los Angeles 0.5 mi e Beverly Glen Boulevard (Mulholland Hwy.); Santa Monica Mountains 381 Comment
  LA85932  Mimulus aurantiacus var. pubescens O. H. Kappler; 1944-6-4 640 Los Angeles San Gabriel Mountains, Tujunga Canyon 457 Comment
  RSA59143  Mimulus aurantiacus var. pubescens G. R. Campbell 1950-4-17 14584 Los Angeles Escondido Canyon, leading to Malibu Lake, ca. 5 miles above Highway Alt. 101. 457 Comment
  UC440436  Mimulus aurantiacus var. pubescens H. Anderson 1930-5-30 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCR140434  Mimulus aurantiacus var. pubescens June Latting 1958-5-11 323 Los Angeles Western Transverse Range; Santa Monica Mtns., Arroyo Sequit, 2 miles north of junction of Mulholland Hwy and Pacific Coast Highway 183 Comment
  UC445127  Mimulus aurantiacus var. puniceus Geo. B. Grant 1901-1 285 Los Angeles Santa Catalina Island Comment
  RSA442697  Mimulus aurantiacus var. puniceus Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  UCR190743  Mimulus bigelovii R. G. Swinney 2001-5-17 7952 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, hilltop c. 300 m north of Panorama Rd. at a point 0.8 mile west of Largo Vista Rd. 1369 Comment
  LA51874  Mimulus brevipes Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM50561  Mimulus brevipes L. R. Abrams 1901-4-3 1279 Los Angeles Santa Monica Mountains. Comment
  UC1922241  Mimulus cardinalis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  UCR210254  Mimulus cardinalis R. G. Swinney 2008-8-13 9365 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA101700  Mimulus cardinalis J. F. McBroom 1941-7-25 s.n. Los Angeles Angeles Crest Highway. Comment
  SFV6257  Mimulus cardinalis M. H. Grayum 1974-6-7 s. n. Los Angeles Santa Susana Mountains Limekiln Canyon. Seep along road. 640 Comment
  CAS-BOT-BC9459  Mimulus diffusus J. H. Thomas 1957-5-8 6739 Los Angeles San Gabriel Mountains, about 13 miles NE of center of Pasadena 1676 Comment
  RSA629682  Mimulus floribundus Scott D. White, Dave Bramlet 1998-8-11 7043 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UC1537596  Mimulus fremontii var. fremontii Gordon H. True Jr. 1935-3-28 189 Los Angeles w Littlerock 914 Comment
  UC886158  Mimulus fremontii var. fremontii I. W. Clokey, B. Templeton 1930-4-8 4648 Los Angeles w Lancaster 400 Comment
  SBBG13315  Mimulus guttatus M. A. Piehl 1962-6-10 62394 Los Angeles cyn E of Thirst 304 Comment
  POM50560  Mimulus johnstonii L. R. Abrams 1901-7-10 1892 Los Angeles Mt. Wilson summit. 1768 Comment
  RSA0056591  Mimulus johnstonii Robert F. Thorne, C. W. Tilforth 1971-6-30 40830 Los Angeles San Gabriel Mountains, Angeles National Forest: 3.3 miles below Alder Saddle along and above S Fork of Little Rock Creek. 1433 Comment
  SBBG126129  Mimulus latidens A. C. Sanders 2005-5-11 30131 Los Angeles Plum Cyn, SW of Cruzan Mesa on bench on N side of cyn 573 Comment
  RSA748749  Mimulus pilosus R. G. Swinney 2005-8-15 8483 Los Angeles Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon. 1341 Comment
  RSA332620  Mimulus pilosus Wayen E. Sawyer 1981-7-10 87 Los Angeles San gabriel Mountains, Angeles National Forest: CA Highway between Dawson Saddle and junction of CA Highway 39, 1.8 mile from Dawson Saddle. 2287 Comment
  SBBG12636  Mirabilis californica E. R. Blakley 1962-6-10 5238 Los Angeles above and N of Seal Cove 60 Comment
  SFV1124  Mirabilis laevis R. L. Armacost May 1934 s. n. Los Angeles Playa del Rey. Hills east of Loyola University. 45 Comment
  RSA213363  Mirabilis laevis var. crassifolia Reid V. Moran 1941-3-14 706 Los Angeles Santa Catalina Island. On ridge north of Middle Ranch. 300 Comment
  SD49383  Mirabilis laevis var. crassifolia Reid Moran 1959-3-9 7170 Los Angeles San Clemente Island; canyon 2.0 miles southeast of Eel Point. 120 Comment
  CAS-BOT-BC434623  Mirabilis laevis var. crassifolia W. R. Dudley 1907-12-4 s.n. Los Angeles Near Sanetarium, Monrovia Comment
  RSA248852  Mirabilis laevis var. crassifolia Robert F. Thorne 1973-4-11 42871 Los Angeles San Clemente Island: upper part of Norton Canyon. 274 Comment
  RSA0115480  Mirabilis multiflora var. pubescens T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2080 Los Angeles Tehachapi Mountains Foothils/ Western Antelope Valley: outwash plain below Bronco Canyon, c. 4 mi N of Hwy 138. 915 Comment
  UC883587  Monardella australis subsp. cinerea P. A. Munz 1922-7-21 6114 Los Angeles saddle between Baldy and Little Baldy; San Gabriel Mts. 2865 Comment
  RSA0070133  Monardella breweri subsp. breweri Orlando Mistretta, Christine Mistretta 1982 Los Angeles Saddleback Butte State Park. 824 Comment
  CAS-BOT-BC220125  Monardella exilis A. D. E. Elmer 1902-6-1 3648 Los Angeles Palmdale Comment
  CAS-BOT-BC220137  Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles Near Lancaster 716 Comment
  SD46650  Monardella exilis P. C. Everett, E. K. Balls 1956-5-9 21571 Los Angeles 5.2 miles north of Los Angeles-Kern Co. line, along Highway 6. 730 Comment
  SEINET892778  Monardella exilis B. Pitzer 1998-1 3699 Los Angeles Western Mojave Desert: W side of 170th Street East, 0.5 mi S of Avenue 'J' (N5), ca. 0.2 mi N of the west entrance to Saddleback Butte State Park. 890 Comment
  RSA408589  Monardella lanceolata var. lanceolata Ducelia Sabb 1937-6-28 s.n. Los Angeles Near Los Angeles. Comment
  SEINET12272538  Monardella odoratissima H. H. Heller 1937-1 450 Los Angeles 20 mi E of Lancaster on Victorville Road Comment
  UC34804  Monolopia lanceolata Prof. Brewer 1861-2-12 185 Los Angeles high rocky ridge east of Cahuenga Pass Comment
  UCR179663  Morus alba R. G. Swinney 1992-4-16 1721 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 0.7 mi. east of Glendora Mtn. Rd., north of stream 366 Comment
  RSA733133  Muhlenbergia californica R. G. Swinney 1998-7-30 6595 Los Angeles San Gabriel Mtns.: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  UCR194030  Muhlenbergia californica R. G. Swinney 1998-8-17 6773 Los Angeles San Gabriel Mtns., Gold Dollar Mine Trail, 0.2 mi. NE of upper Coldwater Canyon 1488 Comment
  POM220643  Muhlenbergia microsperma L. C. Wheeler 1932-8-9 1129 Los Angeles 2 miles SW [of] Azusa 107 Comment
  SD72785  Muhlenbergia microsperma F. R. Fosberg 1931-3-19 S 4305 Los Angeles Hamilton Canyon, nr. Avalon, Santa Catalina Island, dry southeast slope 10 Comment
  UCD86827  Muhlenbergia microsperma Beecher Crampton 1968-8-10 8321 Los Angeles Santa Catalina Island, Avalon. Comment
  SEINET10827803  Muhlenbergia microsperma LeRoy R. Abrams 1903-3-11 Abrams 3111 Los Angeles Sepulveda canyon, Santa Monica Mts. Comment
  RSA647900  Muhlenbergia rigens LeRoy Gross, Wayne Law 2000-8-8 249 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 337 Comment
  SD52293  Muhlenbergia rigens A. J. McClatchie 1891-8-3 11955 Los Angeles Pasadena Comment
  UC1870337  Muhlenbergia rigens LeRoy Gross, Wayne Law 2000-8-8 249 Los Angeles [Coastal Plains & Basins; San Fernando Valley Basin region]; Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds Comment
  CAS-BOT-BC515103  Muilla maritima Timothy S. Ross; Steve Boyd 1994-5-11 7819 Los Angeles Sawmill Mountain, W summit area ca 260-350m, SE of Sawmill Campground, Burnt Peak 7.5' USGS Quadrangle 1621 Comment
  RSA377607  Muilla maritima George B. Grant 1905-4-20 803 Los Angeles Pasadena. Comment
  SD66862  Munzothamnus blairii R. Mitchel Beauchamp 1967-3-18 264 Los Angeles San Clemente Island; canyon below Lemon Tank. 245 Comment
  UCR190344  Nama demissa R. G. Swinney 2001-4-18 7919 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  CHSC95456  Nassella cernua LeRoy Gross 2001-5-27 424 Los Angeles Los Angeles Basin; Verdugo Mountains Region: northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just north of La Tuna Canyon Road in the city of Sun Valley, just west of mouth of McDonald Creek. A short distance going north up the ridge heading for the main crest. Comment
  RSA756119  Nassella cernua Orlando Mistretta, Christine Mistretta 2008-4-30 2575 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  UC1930129  Nassella lepida V. Soza, LeRoy Gross 2001-5-14 1214 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
  RSA91680  Nassella lepida F. W. Peirson 1918-4-28 1586 Los Angeles Summit of Turnbull Canyon, hills above Whittier Comment
  CAS-BOT-BC260142  Nassella pulchra F. A. MacF. 1935-3-6 13502 Los Angeles Mulholland Drive, Santa Monica Mountains Comment
  RSA527710  Nassella pulchra Timothy S. Ross, Annette Ross 1991-3-7 4149 Los Angeles Elephant Hill, western Pomona. 300 Comment
  RSA555451  Navarretia atractyloides R. F. Thorne 1965-6-22 34905 Los Angeles Santa Catalina Island; canyon above Avalon 183 Comment
  RSA609072  Navarretia foliacea L. C. Wheeler 1932-5-27 774 Los Angeles 2 miles N Claremont Comment
  SEINET10619237  Nelumbo nucifera Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3800 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  UCR276948  Nemacladus R. G. Swinney 2010-5-21 12857 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
  UCR256566  Nemacladus longiflorus var. longiflorus Anuja Parikh, Nathan Gale 2011-6-25 3505 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 1.2 km west of Shortcut Station, 0.8 km north of State Hwy 2, Angeles Crest Hwy 1236 Comment
  LA91296  Nemacladus ramosissimus Frank W. Gould; 1944-3-26 2176 Los Angeles Palos Verdes hills near Walteria Comment
  UCR200188  Nemacladus ramosissimus Valerie Soza, Laura A. Moore 2000-5-10 860 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  RSA213338  Nemophila menziesii Reid V. Moran 1941-3-6 681 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 300 Comment
  RSA48449  Nemophila menziesii G. R. Campbell 1949-3-16 12823 Los Angeles 3 miles north of Claremont Comment
  SD215562  Nemophila menziesii var. integrifolia Louis C. Wheeler 1967-5-15 9588 Los Angeles San Gabriel Mountains, east side Elsmere Canyon near mouth. 456 Comment
  RSA0081131  Nemophila spatulata R. G. Swinney 2010-6-1 13102 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  UC1971458  Nicotiana attenuata Louis C. Wheeler 1973-7-15 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Doe Flat; Graveyard Canyon. Comment
  RSA0060121  Nicotiana clevelandii L. R. Abrams 1901-4-1 1205 Los Angeles Ballona Harbor. Comment
  UC1125160  Nicotiana glauca P. L. Johannsen 1933-12-20 208 Los Angeles 3.75 mi s and 3 mi w Reseda; Calabasas Quad. 548 Comment
  UC26171  Nicotiana glauca Harley P. Chandler 1897-5-21 Los Angeles Claremont 365 Comment
  LA33449  Nicotiana glauca Henry J. Thompson; 1958-10-22 1809 Los Angeles SANTA MONICA MOUNTAINS, Mt. Hollywood, Griffith Park, just N of Mt. Hollywood. 380 Comment
  HSC20455  Nicotiana quadrivalvis C. S. Apperson 1967-6-11 Los Angeles 3 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  LA81974  Nicotiana quadrivalvis O. H. Kappler; 1944-5-21 625 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  CLARK-A1528-3567  Notholaena californica John C. Roos 1946-11-23 3160 Los Angeles Newhall Comment
  OBI12021  Oenothera californica Bill Arbaugh 1966-4-26 s.n. Los Angeles W on 138 from Lancaster 762 Comment
  POM355306  Oenothera californica subsp. californica Anstruther Davidson 1906-6-6 1509 Los Angeles Big Rock Creek. Comment
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May 14 2013
  RSA717348  Oenothera californica subsp. californica Scott D. White, Pam DeVries 2006-5-9 11396 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
  RSA730257  Oenothera californica subsp. californica R. G. Swinney 1999-6-5 7266 Los Angeles San Gabriel Mtns.: ridge extending west from Big John Peak, above Big John Flat 1799 Comment
  SD167074  Oenothera californica subsp. californica Anuja Parikh, Nathan Gale 2004-6-22 2063 Los Angeles Northeast end of Santa Susana Mountains/Santa Clara River Valley: Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur. 259 Comment
  POM19207  Oenothera californica subsp. californica P. A. Munz 1923-5-27 6900 Los Angeles Pallett Creek. 2104 Comment
  SD129448  Oenothera cespitosa John Adams 1966-4-20 697 Los Angeles Mojave Desert, 5.0 miles from Llano near Black Butte. 609 Comment
  UCR194306  Oenothera elata subsp. hookeri R. G. Swinney 1998-8-1 6609 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  RSA313416  Olea europaea Robert F. Thorne 1971-4-2 41430 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  UCR206423  Orobanche fasciculata R. G. Swinney 2008-6-4 8948 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  RSA402070  Orthocarpus purpurascens F. R. Fosberg 1931-5-21 S- 4938 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing. 20 Comment
  CAS-BOT-BC355756  Osmadenia tenella Alice Eastwood 1906-5-27 11 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  RSA747446  Osmorhiza berteroi R. G. Swinney 2001-9-15 8141 Los Angeles Lily Spring, N slope of Mt. Hawkins , 7.5 air miles W SW of Wrightwood, 2561 Comment
  UCD111000  Oxalis pilosa P. B. Kennedy 1928-3-28 s.n. Los Angeles ridge above golf links, Avalon, Santa Catalina. Comment
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Apr 4 2014
  UCR191296  Oxytheca parishii R. G. Swinney 1998-7-2 6267 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21 1963 Comment
  SEINET5765998 Image available Oxytheca trilobata R. G. Swinney 2009-5-27 10878 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Springs Campground, streamside from campground to 300m downstream. 483 Comment
  RSA196940  Oxytheca trilobata Noel Holmgren, James L. Reveal 1966-5-29 2610 Los Angeles San Gabriel mountains, ridge east of Mt. Gleason, 2.7 road miles west of Mill Creek summit. 1768 Comment
  RSA748494  Packera ionophylla Orlando Mistretta 1992-7-9 659 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  SEINET5796369 Image available Paeonia brownii Marcus E. Jones 1882-1 Los Angeles Pasadena; 34.14778 -118.14361 Comment
  RSA639740  Paeonia californica Louis C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Marek Canyon across the road from Karl Holton Camp. 427 Comment
  UCR108646  Paeonia californica L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, ridge south of mouth of Big Dalton Canyon 495 Comment
  CAS-BOT-BC121159  Paeonia californica Louis C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains, Pacoima Canyon. 731 Comment
  RSA653700  Papaver californicum Valerie L. Soza, Laura Moore 2000-5-10 857 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  UCR162369  Parapholis incurva Anuja Parikh, Nathan Gale 2004-5-29 2012 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 28), near mouth of Potrero Canyon 351 Comment
  HSC101612  Passiflora caerulea Steve Boyd, Rick Riefner 2007-4-27 11742 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue 43 Comment
  SEINET3860013  Pectocarya linearis R. G. Swinney 2009-4-24 10459 A Los Angeles Transverse Ranges: San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campgroudn.; 0 915 Comment
  SBBG17963  Pectocarya linearis subsp. ferocula E. R. Blakley 1963-4-7 5530 Los Angeles viewpoint E of Wrigley Reservoir Comment
  RSA710839  Pectocarya linearis subsp. ferocula LeRoy Gross 2005-5-3 2202 -a Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR93305  Pectocarya penicillata T. S. Ross, Steve Boyd 1994-5-10 7717 Los Angeles San Gabriel Mtns., Warm Springs Canyon: canyon bottom ad adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; c. 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon. 683 Comment
  RSA659940  Pectocarya setosa Orlando Mistretta 1992-5-18 358 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR205462  Pectocarya setosa R. G. Swinney 2008-5-2 8738 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA710832  Pectocarya setosa LeRoy Gross 2005-5-3 2212 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA80831  Pedicularis densiflora F. W. Peirson 1168 Los Angeles Franklyn Canyon. Comment
  RSA686747  Pellaea andromedifolia May N. Ackley 1935-01 80 Los Angeles Big Tujunga Wash 457 Comment
  SBBG94698  Pellaea andromedifolia J. Vanderwier 1983-5-10 Los Angeles NE of airport, SW of the bend in Beach Rd Comment
  RSA618681  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1967-5-18 9625 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SEINET15345973  Penstemon eatonii var. undosus M. E. Jones 1934-1 Los Angeles Johnson Grade, San Bernardino Mts. Comment
  UCR271138  Penstemon grinnellii R. G. Swinney 2011-9-27 15716 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
  RSA598583  Penstemon grinnellii subsp. grinnellii Louis C. Wheeler 1967-5-24 9717 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  LA82046  Penstemon heterophyllus var. australis O. H. Kappler; 1940-5-19 24 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA424043  Penstemon rostriflorus C. R. Parks 1965-8-8 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: State Highway 2, at Whitehorn Picnic Area, ca. 1 mile east of Dawson Saddle 2287 Comment
  UC27506  Penstemon spectabilis var. spectabilis Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  UC206185  Pentachaeta lyonii Katharine Brandegee Los Angeles Santa Catalina Isl. Comment
  SBBG134032  Pentachaeta lyonii R. Burgess, P. Munro 2005-5-18 6848 Los Angeles W side of Westlake Blvd, top of 1st Hill S of Ventura County line, Santa Monica Mtns 457 Comment
  SEINET4065774  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-1 7244 Los Angeles Collected from grassy bluffs in Chenetti Canyon on San Clemente Island. Comment
  LA90262  Perideridia parishii subsp. latifolia F. R. Fosberg; Joseph Andorfer Ewan 1931-8-13 5585 Los Angeles San Gabriel Mountains, Mt. Islip, Cienega 0.5 mi. w. Windy Camp 701 Comment
  SD85193  Peritoma arborea var. arborea E. R. Blakley 1961-9-23 4743 Los Angeles Santa Catalina Island; beach bluff between Isthmus Harbor and Fisherman's Cove. 4 Comment
  SD7881  Persicaria lapathifolia J. C. Nevin none given Los Angeles Los Angeles Comment
  UC872594  Petalonyx thurberi subsp. thurberi Carl B. Wolf 1932-10-19 4350 Los Angeles 8 mi. above Saugus (Mint Canyon); Mint Canyon 426 Comment
  UCR256925  Petunia parviflora D. E. Bramlet, Robt. L. Allen 2011-5-24 4848 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, east shoreline of the middle Legg Lake, 326 m west of Santa Anita Ave., 570 m south of 60 freeway 64 Comment
  RSA427578  Phacelia brachyloba H. de Forest, H. L. Bauer 1931-7-5 s.n. Los Angeles Santa Monica Mountains Comment
  RSA0069875  Phacelia cicutaria var. hispida R. G. Swinney 2010-3-24 12090 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SEINET13383125 Image available Phacelia cicutaria var. hispida R. G. Swinney 2010-1 12112 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; 34.15222 -117.93056 207 Comment
  UC1349370  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-5 35864 Los Angeles foot of slope along Cottonwood Creek Santa Catalina Island, Cottonwood Canyon 106 Comment
  UCR271594  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-19 14782 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  RSA346645  Phacelia cicutaria var. hispida Barry Burnell 1971-3-29 312 Los Angeles San Gabriel Mts.: Sycamore Canyon above Claremont at the top of Indian Hill Blvd. Pacific Slope. 396 Comment
  RSA74179  Phacelia cryptantha F. W. Peirson 1923-5-25 3529 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1296 Comment
  SEINET3245999  Phacelia cryptantha R. G. Swinney 2009-1 10818 Los Angeles Transverse Range; San Gabriel Mtns. Foothills: Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. Juniper Hills. 437 Comment
  UCR138546  Phacelia curvipes Steve Boyd, Orlando Mistretta 1986-3-31 1560 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  CHSC95798  Phacelia distans LeRoy Gross 2005-5-3 2195 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  SBBG31375  Phacelia distans R. F. Thorne with P. C. Everett 1965-5-11 34525 Los Angeles near Ballast Pt, E side of Catalina Harbor 60 Comment
  UCR223024  Phacelia distans R. G. Swinney 2009-4-29 10619 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA640250  Phacelia distans Robert F. Thorne, C. W. Tilforth 1971-4-9 41543 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  UCR121213  Phacelia fremontii 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
  RSA427969  Phacelia grandiflora Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA191161  Phacelia longipes Robert F. Thorne 1967-7-19 37199 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  UC24396  Phacelia longipes Dr. A. Davidson June 1895 Los Angeles Wilson Mt. Comment
  UC573224  Phacelia longipes A. D. Gifford 1935-3-31 537 Los Angeles 4 1/2 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle 1219 Comment
  UCR147540  Phacelia longipes Naomi Fraga, Et al. 2004-5-20 1200 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
  RSA526539  Phacelia lyonii Steve Boyd 1990-4-7 4282 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UC1228865  Phacelia lyonii Peter H. Raven 1962-5-9 17690 Los Angeles earth-slide in canyon just n Gray; San Clemente Island 304 Comment
  SD125447  Phacelia minor Daryl Koutnik, John Cuti 1978-4-12 338 Los Angeles Verdugo Mountains, S of La Tuna Canyon Road 579 Comment
  SD43389  Phacelia minor D. F. Howe 1948-5-2 1800 Los Angeles Angelus Crest Road to Mt. Wilson 975 Comment
  UC1174715  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) Comment
  UCR174487  Phacelia minor Anuja Parikh, Nathan Gale 2005-4-23 2106 Los Angeles Western Transverse Range, Newhall Ranch (study area 51), VCC, near Castaic Creek 330 Comment
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Apr 9 2009
  SJSU11222  Phacelia minor H. R. Garrett 1962-4-15 Los Angeles upper terminus of Shady Cove Dr, Burbank, Los Angeles 548 Comment
  UCSB5405  Phacelia minor H., J. 1934-5-25 Los Angeles San Dimas Exp. Forest; Sec. 1, T1N, R9W 792 Comment
  CAS-BOT-BC145050  Phacelia mohavensis Oliver unspecified s.n. Los Angeles Antelope Valley Comment
  JEPS1174  Phacelia mohavensis Frank W. Peirson 1922-7-5 3164 Los Angeles 1 mi w Big Pines; San Gabriel Mountains, Mescal Creek region Comment
  IRVC28676  Phacelia ramosissima A. C. Sanders, Mark Elvin 2002-6-18 25116 Los Angeles Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 328 Comment
  RSA427665  Phacelia ramosissima var. latifolia Bonnie C. Templeton 1939-5-29 s.n. Los Angeles Mint Canyon above Sleepy Valley. Comment
  SBBG16276  Phacelia tanacetifolia H. and M. Dearing 1930-4-15 1701 Los Angeles S of Palmdale Comment
  RSA670722  Phacelia tanacetifolia Bonnie C. Templeton, I. W. Clokey 1930-4-8 1029 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  UCSB5428  Phacelia tanacetifolia Broder, Richard 1958-03 Los Angeles 21 miles NW on US 138 from junction with US 395 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
  POM1061  Phalaris minor I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
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Oct 7 2008
  RSA213341  Pholistoma auritum Reid V. Moran, Bonnie C. Templeton 1941-3-7 684 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  RSA459257  Pholistoma auritum T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  UCSB46611  Pholistoma auritum Welton, Patti 1983-3-28 Los Angeles Southwest side of Mulholland Hwy., 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 481 Comment
  SDSU6886  Pholistoma auritum R. M. Beauchamp 1967-3-18 293 Los Angeles Growing over debirs at dump in canyon below Lemon Tank. San Clemente Island. Comment
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May 16 2008
  RSA720234  Pholistoma auritum var. auritum LeRoy Gross 2007-4-21 2641 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  RSA522338  Phoradendron villosum Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4024 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA683974  Phyllospadix torreyi E. Yale Dawson 1956-11-30 15536 Los Angeles Rocky beach E of Flat Rock Point, Station no 7, 180-200 ft from shore base point Comment
  RSA684043  Phyllospadix torreyi E. Yale Dawson 1958-2-15 18340 Los Angeles Arroyo Sequit. Station no 4. 585-595 ft from shore base point. Comment
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Jan 4 2012
  SD69723  Phyllospadix torreyi Robert F. Thorne 1966-5-31 36442 Los Angeles Santa Catalina Island; beach, on N side of Little Harbor in shallow water Comment
  UC56932  Physalis philadelphica E. B. Babcock 1902-8-24 Los Angeles near Pomona Comment
  RSA651156  Pinus contorta var. murrayana Eleanor McClung 1937-5-30 sn Los Angeles Mount Baldy. Comment
  RSA0049407  Pinus excelsa Lyman Benson 1944-12-12 11576 Los Angeles Claremont. Comment
  RSA777878  Pinus jeffreyi R. G. Swinney 2009-6-8 11102 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0047921  Pinus lambertiana R. G. Swinney 2010-9-23 13872 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  CATA1929  Pinus radiata Amy Catalano, Anne Kelly 2014-10-14 021 Los Angeles Santa Catalina Island: Middle Canyon Road 271 Comment
  CAS-BOT-BC72762  Pinus sabiniana Timothy S. Ross 1995-4-26 8390 Los Angeles Upper end of Liebre Gulch along Forest Service road 8N05. USGS 7.5' Liebre Mtn. Quadrangle. Liebre Mountains. 1121 Comment
  UC845544  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach Santa Catalina Island 20 Comment
  POM365991  Piptatherum miliaceum Robert Gustafson 1981-5-15 2221 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA535327  Piptatherum miliaceum Timothy S. Ross 1991-5-20 5358 Los Angeles San Clemente Island, uppermost reaches of the Wilson Cove Canyon drainage; 3300 ft. NW of the 750 ft BM 142 Comment
  RSA702952  Plagiobothrys arizonicus Scott D. White, Michael Honer 2004-3-30 9962 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  UC625017  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1931-3-24 S 4351 Los Angeles Hamilton Canyon Santa Catalina Island 2 Comment
  RSA80195  Plagiobothrys collinus var. fulvescens F. W. Peirson 1921-6-15 997 Los Angeles Trail from Pine Flats to Chilao 1677 Comment
  RSA159343  Plagiobothrys collinus var. gracilis P. H. Raven 1962-4-10 17203 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  UCR188649  Plagiobothrys nothofulvus R. G. Swinney 1990-3-24 1558 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. East end of Eagle Ridge, west of new homes 274 Comment
  POM368890  Plagiobothrys nothofulvus Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon 396 Comment
  POM50543  Plantago bigelovii subsp. californica L. R. Abrams 1901-04 1450 Los Angeles Inglewood Comment
  UC729796  Plantago coronopus Carl B. Wolf 1932-5-11 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  CATA3406  Plantago erecta Julia A. Parish, Jaimie Choi 2017-3-31 020 Los Angeles Santa Catalina Island: Middle Ranch Reservoir roadside 234 Comment
  UCR139945  Plantago indica L. C. Wheeler 1964-10-11 8637 Los Angeles Los Angeles Basin region; San Gabriel Valley, South El Monte, just south of Rush Street, extended Rio Hondo 67 Comment
  RSA595628  Plantago lanceolata Mark Hoefs, Robert F. Thorne 1996-4-6 2662 Los Angeles Upper Avalon Canyon, Hermits Gulch Trail, where trail crosses stream. 165 Comment
  CATA1053  Plantago lanceolata Mark L. Hoefs 1995-5-10 1985 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  CAS-BOT-BC344982  Plantago major Duncan S. Bell; Caitlin Elam; Evan Meyer 2013-6-13 5150 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the SW flanks of Mount San Antonio. 898 Comment
  UCR91303  Plantago major B. G. Pitzer, Paul Gomez 1996-4-28 2800 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA754195  Platanus racemosa Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1793 Los Angeles San Gabriel River Watershed; At road intersection of San Dimas Canyon Road near first canyon home. 461 Comment
  UCR214019  Platystemon californicus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37969 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  POM8023  Platystemon californicus F. L. Robinson 1920-1 s.n. Los Angeles Claremont. Comment
  CAS-BOT-BC356126  Pluchea odorata F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom. Near Los Angeles Comment
  UCR252754  Pluchea odorata R. G. Swinney 2010-9-1 13654 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  CAS-BOT-BC326614  Pluchea sericea Huron H. Smith 1912-6-21 5121 Los Angeles South end Santa Catalina Island 518 Comment
  POM21195  Poa annua P. A. Munz 1923-4-10 6727 Los Angeles San Clemente Island Comment
  SBBG113259  Poa annua S. A. Junak 1997-6-3 SCa 434 Los Angeles Avalon, along lower Summer Street, just S of Atwater Hotel Building 6 Comment
  POM175355  Poa howellii E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  RSA599106  Poa pratensis V. W. Steinmann 1996-4-25 848 Los Angeles Claremont, N of Route 10, SW corner of Geneva Ave and Doane Ave 300 Comment
  POM156174  Poa secunda Le Roy Abrams 1903-3-8 3105 Los Angeles Near Inglewood. Comment
  RSA725928  Poa secunda R. G. Swinney 1996-5-27 4742 Los Angeles Eastern San Gabriel Mtns.: east of Table Mtn. and NW of Wright Ridge., MJ-3E, ON 2252 Comment
  RSA771565  Poa secunda R. G. Swinney 2009-5-28 10928 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CAS-BOT-BC236192  Poa secunda subsp. secunda Geo. B. Grant 1905-4-4 1016 -6463 Los Angeles Pasadena Comment
  SEINET10532993  Podocarpus macrophyllus David B. Dunn 1939-10-18 Dunn UMO 46529 Los Angeles Cultivated tree near 3rd and Lafayette Los Angeles, Calif. 213 Comment
  UC56646  Polygonum aviculare subsp. aviculare Miss E. D. Palmer before Feb 1902 Los Angeles Vicinity of Los Angeles Comment
  UC72024  Polygonum aviculare subsp. aviculare Miss E. D. Palmer Nov 1904 Los Angeles Vicinity of Los Angeles Comment
  RSA600358  Polygonum aviculare subsp. neglectum Steve Boyd, Lauren Raz 1997-5-28 9880 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
  RSA652779  Polygonum capitatum Monica Acosta 1998-5-19 38 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  CATA112  Polypodium californicum Mark L. Hoefs, A. Douglas Propst 1973-3-14 83 Los Angeles Santa Catalina Island: Cape Canyon 243 Comment
  POM12510  Polypodium californicum M. L. Kendall 1921-3-23 117 Los Angeles Lone Hill, San Dimas Comment
  UC399458  Polypodium californicum C. F. Millspaugh 1920-1-10 4565 Los Angeles Wishbone; Santa Catalina Isl. Comment
  UCR208115  Polypodium californicum M. B. Dunkle 1939-4-4 7248 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  UCSB62411  Polypodium californicum Kendall, M. Los Angeles Lone Hill Comment
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Sep 26 2016
  UCSB62323  Polypodium californicum Kiefer, Lawrence 1966-4-10 Los Angeles Santa Monica Mtns., Nichols Canyon Rd., ca. 1.5mi N of Hollywood Blvd. 182 Comment
  UCSB62414  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UC1587692  Polypogon interruptus Tim Ross 1991-3-9 4169 Los Angeles seepage ca 300 ft sw Colima Rd x Camino del Sur (Whittier Hills (Puente Hills, pro parte)); Whittier Hills (Puente Hills, pro parte) 213 Comment
  UCR187241  Polypogon interruptus A. C. Sanders 2006-5-16 32330 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UC572684  Polypogon monspeliensis Nell Murbarger May, 1936 229 Los Angeles San Clemente Island; top of mesa Comment
  RSA0025422  Polypogon viridis Duncan S. Bell, Caitlin Elam 2013-6-24 5241 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA155328  Polypogon viridis P. H. Raven 1962-5-22 17844 Los Angeles Santa Catalina Island: Middle Ranch 213 Comment
  UCD136494  Polystichum imbricans Scott D. White; Michael Honer 2004-6-30 10537 Los Angeles San Gabriel Mountains. Mt. Baldy (town). West fork of San Antonio Creek within and just above uppermost residential neighborhood. 1341 Comment
  RSA693290  Polystichum imbricans subsp. curtum F. R. Fosberg 1931-8-10 R 117 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  SEINET6744568  Polystichum imbricans subsp. curtum Marcus E. Jones 1882-1 3032 Los Angeles Pasadena Comment
  POM9792  Polystichum scopulinum F. W. Peirson 1921-6-17 2464 Los Angeles canyon on divide between Little Rock Creek tributary and Bear Creek, San Gabriel Mts. 1920 Comment
  UCR205717  Populus balsamifera subsp. trichocarpa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36921 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 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
  POM360754  Populus fremontii J. A. Comstock 1938-4-18 s.n. Los Angeles Near Little Rock. Comment
  RSA305976  Populus fremontii subsp. fremontii F. C. Boutin 1965-4-29 s.n. Los Angeles Near 1941 tunnel, Angeles Forest Highway, San Gabriel Mountains 915 Comment
  UCSB18521  Populus fremontii subsp. fremontii Gardner, Ivana 1963-3-29 Los Angeles Near buildings at railway and highway junction; 150 feet southwest of State Highway 126 and U.S. Highway 99, Castaic Junction 309 Comment
  LA200830  Populus trichocarpa A. M. Johnson; 39 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  LA200831  Populus trichocarpa A. M. Johnson; 39 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  SBBG126985  Populus trichocarpa A. Parikh, N. Gale 2011-6-24 3500 Los Angeles S of Rabbit Peak, 1.4 km E of Angeles Forest Hwy, just SE of Monte Cristo Crk; San Gabriel Mtns 1242 Comment
  RSA577451  Potamogeton foliosus L. C. Wheeler 1932-8-28 1303 Los Angeles Puddingstone Canyon, San Jose Hills, S. San Dimas. 259 Comment
  RSA383493  Potamogeton illinoensis L. C. Wheeler 1933-10-22 2198 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  UCR210084  Potentilla glandulosa R. G. Swinney 2008-7-24 9340 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCR271144  Potentilla glandulosa subsp. reflexa R. G. Swinney 2011-9-27 15694 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
  RSA0073286  Prunus demissa Bonnie C. Templeton 1932-5-31 4851 Los Angeles Vincent Gulch, below Big Pines Camp, San Gabriel Mts. 1905 Comment
  POM11428  Prunus emarginata Philip A. Munz 1921-6-17 4606 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  CAS-BOT-BC154934  Prunus ilicifolia LeRoy Abrams 1901-6-14 2551 Los Angeles Sepulveda Canyon. Santa Monica Mountains Comment
  POM156210  Prunus ilicifolia L. R. Abrams 1903-6-3 2551 Los Angeles Sepulveda canyon. Comment
  RSA497995  Prunus ilicifolia H. L. Bauer 1932-4-1 15387 Los Angeles Saddle Peak road. 671 Comment
  RSA656267  Prunus ilicifolia Steve Archer 1977-4-6 19 Los Angeles Verdugo Mountains: Two tenths of a mile north of Shields Avenue on Briggs Road, La Crescenta. 488 Comment
  UC1595346  Prunus ilicifolia Tim Ross 1992-5-17 6361 Los Angeles 740 m distant from the mouth of Shoemaker Canyon (East Fork of the San Gabriel River, San Gabriel Mountains); San Gabriel Mountains, San Gabriel River 713 Comment
  RSA653895  Prunus ilicifolia subsp. ilicifolia Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 823 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 366 Comment
  RSA248836  Prunus lyonii Robert F. Thorne 1973-4-11 42844 Los Angeles San Clemente Island, middle part of Norton Canyon. 274 Comment
  RSA3538  Prunus lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  SBBG132306  Pseudognaphalium biolettii S. A. Junak 1995-1-3 SCI- 243 Los Angeles W end of Northwest Harbor 9 Comment
  SBBG42195  Pseudognaphalium biolettii M. B. Dunkle 1939-4-4 7250 Los Angeles Chenetti Cyn Comment
  UC29433  Pseudognaphalium biolettii J. H. Barber 1907-3-16 69 Los Angeles Santa Monica Expt Station Southern California Comment
  RSA52150  Pseudognaphalium biolettii I. L. Wiggins 1949-2-21 11957 Los Angeles San Clemente Island: Wilson's Cove Comment
  RSA545189  Pseudognaphalium biolettii Timothy S. Ross 1992-4-14 6168 Los Angeles San Clemente Island: central E side island, rocky, rutted channel that runs N from Nanny Canyon, 450m N of the mouth of N C 30 Comment
  RSA0106488  Pseudognaphalium luteoalbum R. G. Swinney 2011-10-18 15817 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  UCD168194  Pseudognaphalium microcephalum J. W. Barry 1980-6-16 s.n. Los Angeles Hungry Valley SVRA. Northeast portion of unit. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  SBBG120054  Pseudognaphalium stramineum A. C. Sanders 2003-5-22 26828 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Freeway (which bisects pit) and N of Santa Fe RR, E of San Gabriel River channel 171 Comment
  RSA31095  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek 1677 Comment
  RSA261994  Psorothamnus emoryi Reid V. Moran 1962-4-9 9328 Los Angeles Near middle of W side of Catalina Island, mouth of arroyo. 5 Comment
  RSA656942  Pteridium aquilinum var. pubescens Valerie L. Soza, LeRoy Gross 2000-6-13 998 Los Angeles San Gabriel Mountains: Spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead. 1845 Comment
  SBBG31119  Pteridium aquilinum var. pubescens R. F. Thorne with M. Z. Thorne 1966-5-31 36429 Los Angeles Fern Cyn 228 Comment
  POM312740  Pteridium aquilinum var. pubescens D. Taylor 1952-05 s.n. Los Angeles Little Dalton Canyon. 396 Comment
  SBBG14837  Pteris vittata L. L. Kiefer 1963-2-17 432 Los Angeles Eaton Cyn, from above dam to below second falls 548 Comment
  UC1440258  Pteris vittata L. L. Kiefer 1967-4-2 3181 Los Angeles below junction with U.S.F.S. Road 2N06 762 Comment
  UC1929309  Punica granatum Scott D. White, Justin Wood 2008-5-19 12014 Los Angeles Los Angeles Basin; Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. Comment
  POM308890  Pycnanthemum californicum Kay H. Beach 1943-8-21 666 Los Angeles Volfe Canyon, along stream just above Flume no. 5, San Dimas Experimental Forest. Comment
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Feb 1 2017
  UC586833  Pycnanthemum californicum Joseph Andorfer Ewan 1934-8-2 8485 Los Angeles San Antonio Canyon; San Gabriel Mts., San Antonio Canyon 914 Comment
  POM305561  Pycnanthemum californicum Henry J. Ramsey, Henry J. Ramsey 1940-10-13 792 Los Angeles San Gabriel Mountains. Angeles Crest Hwy. 1524 Comment
  CAS-BOT-BC45780  Quercus Geo. B. Grant 1904-5-5 6168 Los Angeles Pasadena, Oak Knoll Comment
  UC1093906  Quercus X alvordiana Herbert L. Mason 1927-5-20 3737 a Los Angeles Tejon Pass Sierra Liebre Mountains Comment
  UCSB27958  Quercus X grandidentata Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona, California 274 Comment
  RSA0003724  Quercus X grandidentata Joseph A. Ewan 1934-12-27 8487 Los Angeles 2 mi. above A.T.&S.F. tracks at mouth of Sawpit Canyon (i.e. Monrovia C.) 229 Comment
  RSA0003725  Quercus X grandidentata Joseph A. Ewan 1934-12-27 8487 Los Angeles 2 mi. above A.T.&S.F. tracks at mouth of Sawpit Canyon (i.e. Monrovia C.) 229 Comment
  RSA177664  Quercus X macdonaldii Robert F. Thorne, P. Everett 1965-5-12 34639 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  SDSU6982  Quercus X macdonaldii R. M. Beauchamp 1966-8-8 52 Los Angeles Growing along firebreak south of Avalon. 213 Comment
  UCD46920  Quercus X macdonaldii I. W. Clokey 1930-9-11 5327 Los Angeles Larel St., South Pasadena. Comment
  UCD46921  Quercus X macdonaldii Warren Roberts; Dick Hildreth and Karl Raven 1973-9-19 SCI73 20 Los Angeles Santa Cruz Island. Comment
  CAS-BOT-BC45672  Quercus agrifolia Alice Eastwood 1915-8-25 s.n. Los Angeles Duarte Comment
  PASA63  Quercus agrifolia Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA662321  Quercus agrifolia var. agrifolia Amy Drooks 1981-4-16 6 Los Angeles Cal Poly Pomona Campus, Box Canyon above Env. Bldg. Comment
  LA82486  Quercus berberidifolia O. H. Kappler; 1941-4-27 236 Los Angeles 518 Comment
  RSA723066  Quercus berberidifolia LeRoy Gross 2007-5-16 2734 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  UCD45318  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  CAS-BOT-BC62365  Quercus chrysolepis Marcus E. Jones 1882-2-27 3035 Los Angeles Pasadena Comment
  CAS-BOT-BC86360  Quercus dumosa W. R. Dudley 1907-12-5 s.n. Los Angeles Hensil Canyon, branch of Monrovia Canyon, San Gabriel Mts. Comment
  UCSB27915  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  CAS-BOT-BC94162  Quercus engelmannii Louis C. Wheeler 1931-11-1 s.n. Los Angeles Foothills 1 mi E Liveoak Canyon, San Gabriel Mts. 670 Comment
  POM290530  Quercus engelmannii Lyman Benson 1948-11-9 13551 Los Angeles Hill at west side of mouth of Monrovia Canyon 305 Comment
  RSA476782  Quercus engelmannii F. R. Fosberg 1931-1-7 7105 Los Angeles Sierra Madre. 300 Comment
  RSA476789  Quercus engelmannii George B. Grant 1904-5-5 s.n. Los Angeles Pasadena. Comment
  SBBG44662  Quercus engelmannii W. B. Holt 1941-10-31 Los Angeles Monrovia Comment
  UCSB34831  Quercus engelmannii Lloyd, Robert 1959-3-12 Los Angeles Near 1400 Rancho Road in Arcadia, Calif., Near foothills of the San Gabriel Mts. 171 Comment
  UC1135785  Quercus john-tuckeri H. A. Jensen 1933-6-1 322 Los Angeles Rock Creek Rock Creek Quad. 1706 Comment
  RSA0017014  Quercus john-tuckeri F. W. Peirson 1919-5-11 404 Los Angeles Arraster [Arrastre] Creek, north slope of San Gabriel Mts. 854 Comment
  RSA571669  Quercus kelloggii C. Epling 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  RSA0017015  Quercus kelloggii F. W. Peirson 1919-6-14 1708 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1982 Comment
  RSA571662  Quercus lobata Louis C. Wheeler 1933-8-5 2050 Los Angeles Encino, S side San Fernando Valley. 229 Comment
  UC173999  Quercus pacifica G. B. Grant Apr 1904 6137 Los Angeles Santa Catalina Island Comment
  RSA177661  Quercus tomentella Robert F. Thorne, Everett 1965-5-10 34502 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  SBBG95705  Quercus tomentella M. B. Dunkle 1928-11-2 2028 Los Angeles Gallagher Cyn Comment
  UCR141312  Quercus tomentella R. F. Thorne 1971-5-18 41361 Los Angeles Santa Catalina Island, Upper part of West Fork of Gallagher Canyon 381 Comment
  RSA138040  Quercus turbinella E. K. Balls 1960-4-15 24088 Los Angeles Johnson Grade, San Bernardino Mts. 1799 Comment
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May 15 2008
  RSA779215  Quercus wislizeni R. G. Swinney 2009-6-8 11067 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR182255  Quercus wislizeni R. G. Swinney, Dave Larson 1998-4-26 6044 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  RSA517150  Quercus wislizeni var. frutescens Tim S. Ross 1990-5-14 2478 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1107 Comment
  RSA674725  Rafinesquia californica Scott D. White, Pam DeVries 2000-5-18 7922 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek Cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UCR280940  Rafinesquia californica Mitch Provance 2017-6-30 617- 34 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  CAS-BOT-BC362479  Rafinesquia californica F. Grinnell Jr. 1910-6-22 s.n. Los Angeles San Gabriel Mts. 1066 Comment
  RSA150661  Rafinesquia californica P. H. Raven 1962-5-8 17608 Los Angeles San Clemente Island, on steep walls of second canyon south of Seal Cove 30 Comment
  HSC6085  Rafinesquia neomexicana C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  CAS-BOT-BC378880  Ranunculus californicus var. californicus LeRoy Abrams 1901-4-3 1268 Los Angeles Santa Monica Mts. 244 Comment
  RSA399999  Ranunculus hebecarpus E. Crow 1928-4-11 238 Los Angeles Hills southwest of Pomona. Comment
  UCR101538  Rhamnus alaternus Dan S. Cooper 1998-6-3 s.n. Los Angeles Los Angeles area, undeveloped mesa between the Sybil Brand Institute anf the Sheriff Academy, c. 1 km SSW of the intersection of the 710 and 10 Freeways, Monterey Park 165 Comment
  UC870774  Rhamnus californica Ira W. Clokey, B. Templeton Dec 1929 4603 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCR277076  Rhamnus californica R. G. Swinney 2011-6-7 15093 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  UC167093  Rhamnus crocea Geo. B. Grant 1906-4-10 1114 a Los Angeles Pasadena Comment
  UCR153981  Rhamnus crocea A. C. Sanders, T. B. Salvato 2005-4-26 29745 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  IRVC27767  Rhamnus ilicifolia A. C. Sanders 2005-5-11 30147 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  RSA0094088  Rhamnus ilicifolia Richard G. Swinney 2011-11-3 15997 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  RSA167626  Rhamnus ilicifolia Peter H. Raven, Robert F. Thorne 1964-5-7 18999 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA586344  Rhamnus ilicifolia Orlando Mistretta 1995-3-17 1549 Los Angeles San Gabriel Mountains: slopes NW of Little Rock Reservoir. On Emma section of Little Rock creek Managment Unit. 1250 Comment
  UC1922244  Rhamnus ilicifolia Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1342 Los Angeles Transverse Ranges; Verdugo Mountains region; La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon 457 Comment
  CAS-BOT-BC360865  Rhamnus pirifolia Alice Eastwood 1917-7-20 6469 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC59779  Rhamnus pirifolia Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island. Comment
  RSA526532  Rhamnus pirifolia Steve Boyd, Tim S. Ross, Arnseth 1990-4-7 4270 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  UC17943  Rhus Blanche Trask Feb. 1896 Los Angeles sw side Santa Catalina Island (Avalon); , Santa Catalina Island Comment
  SBBG39114  Rhus integrifolia K. K. Muller 1953-5-2 585 Los Angeles slopes of Swain Cyn, above Camp Orizaba Comment
  SD31164  Rhus integrifolia Edith A. Purer 1931-2-21 155 Los Angeles Palos Verdes Hills Comment
  SDSU2182  Rhus integrifolia R. M . Beauchamp 1967-1-29 158 Los Angeles San Clemente Island. Comment
  UC1302367  Rhus integrifolia Robert F. Thorne and P. Everett 1964-2-6 33286 Los Angeles w of Catalina Harbor at Isthmus; Santa Catalina Island 4 Comment
  RSA403715  Rhus trilobata L. C. Wheeler 1932-3-20 507 Los Angeles Head Mandeville Canyon. 457 Comment
  RSA719735  Rhus trilobata R. G. Swinney 1996-8-7 5217 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown s Flat 1317 Comment
  RSA403705  Rhus trilobata var. pilosissima Anstruther Davidson 1891-06 s.n. Los Angeles Los Angeles. Comment
  RSA459461  Ribes Anstruther Davidson 1906-6-1 1497 Los Angeles Rock Creek Comment
  CAS-BOT-BC92277  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles San Gabriel Mountains. Santa Anita Canon [Canyon]. 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
  CAS-BOT-BC92452  Ribes aureum var. gracillimum Lewis S. Rose 1934-12-27 34519 Los Angeles Monrovia. Comment
  RSA279116  Ribes californicum var. hesperium Robert F. Thorne 1971-3-18 41495 Los Angeles Cobal Canyon, c. 3 miles N of Claremont. 503 Comment
  UC150039  Ribes californicum var. hesperium LeRoy Abrams 1902-3-11 3119 Los Angeles Sepulveda canyon Santa Ana Mts. Comment
  POM92201  Ribes californicum var. hesperium George B. Grant 1906-2-21 s.n. Los Angeles Santa Anita Canyon. 762 Comment
  CAS-BOT-BC93395  Ribes cereum H. E. McMinn 1926-7-22 1784 Los Angeles Near summit of Mount San Antonio. Comment
  RSA0115957  Ribes cereum R. G. Swinney 2010-9-21 13853 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  RSA643967  Ribes cereum var. cereum V. W. Steinmann 1996-6-17 920 Los Angeles San Gabriel Mountains, at the summit of Mt. San Antonio. 3049 Comment
  RSA476173  Ribes indecorum Louis C. Wheeler 1932-2-28 450 Los Angeles Thompson Creek dam near Claremont. 502 Comment
  RSA279106  Ribes indecorum R. F. Thorne 1971-3-25 41506 Los Angeles San Gabriel Mountains: Lower Evey Canyon off San Antonio Canyon 716 Comment
  CAS-BOT-BC173436  Ribes malvaceum Ellsworth Bethel 1920-2-21 s.n. Los Angeles Exposition Park, Los Angeles Comment
  SBBG39529  Ribes malvaceum L. S. Rose 1969-12-30 69118 Los Angeles Franklin Cyn 152 Comment
  UC69854  Ribes malvaceum Ernest Braunton 1903-1-10 793 Los Angeles Arroyo Seco Comment
  UC934024 Image available Ribes malvaceum H. L. Cogswell 1950-3-10 61 Los Angeles nw slope Wood's Peak (Plot 6); San Gabriel Mountains 975 Comment
  RSA597454  Ribes malvaceum var. viridifolium Tim S. Ross, Peter Fritsch 1990-6-20 3646 Los Angeles Rincon-Red Box Rd (2N24) 2.6 miles below pine Mtn junction; 80 degrees ENE, ca 1720 meters distant from Pine Mtn [4539 ] 1032 Comment
  SEINET3151817  Ribes nevadense G. B. Grant, W. Wheeler 1904-5-17 1125 /6241 Los Angeles Mt. Wilson, southern CA 1829 Comment
  CAS-BOT-BC186163  Ribes roezlii var. roezlii Le Roy Abrams; E. A. McGregor 1908-7-3 606 Los Angeles North Baldy Mountain, San Gabriel Mountains 2590 Comment
  CAS-BOT-BC168667  Ribes speciosum John Thomas Howell 1928-3-2 3363 Los Angeles Vermont Canyon, Griffith Park Comment
  RSA486465  Ricinus communis Richard Noyes 1988-7-30 605 Los Angeles Claremont, adjacent to Mills Avenue east of Thompson Creek Dam. Comment
  CAS-BOT-BC340990  Robinia pseudoacacia Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3332 Los Angeles San Gabriel Mountains. Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon 1280 Comment
  LA46157  Romneya coulteri W. R. Ernst; 1947-1 sn Los Angeles Arroyo Seco Parkway, S Boundary of South Pasadena Comment
  SEINET11261960  Rorippa curvisiliqua Louis C. Wheeler 1949-6-22 6707 Los Angeles Altadena. Devil's Gate Dam.; 0 321 Comment
  LA51498  Rorippa nasturtium-aquaticum O. H. Kappler; 1944-5-14 618 Los Angeles 0 Comment
  LA52068  Rosa californica Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM156200  Rosa californica L. R. Abrams 1902-6-15 2539 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  SEINET10483503  Rosa californica Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4797 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  UC457325  Rosa californica Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA0017013  Rosa woodsii subsp. gratissima F. W. Peirson 1918-6-17 470 Los Angeles Rock Creek, northern base of San Gabriel Mountains. 1677 Comment
  UCR4119  Rubus pensilvanicus Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  RSA600783  Rubus ursinus Louis C. Wheeler 1949-5-19 6704 Los Angeles Potrero Heights. Comment
  RSA648050  Rubus ursinus Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR200151  Rubus ursinus Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 816 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 579 Comment
  CAS-BOT-BC421879  Rumex acetosella R. G. Swinney 2008-7-24 9341 Los Angeles San Gabriel Mtns.: Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  SEINET11264931  Rumex crispus Jennifer H. Jones 2006-6-4 375 Los Angeles Transverse Ranges. Foothills of San Gabriel Mtns. SW of Claremont Wilderness Park near the W end of Pomello Drive. (Mt. Baldy 7.5' Q.).; 0 476 Comment
  LA30873  Rumex crispus Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C- 147 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  UC1871341  Rumex hymenosepalus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4999 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  RSA611878  Rumex salicifolius var. salicifolius Louis C. Wheeler 1932-8-2 1113 Los Angeles Crystal Lake, N fork San Gabriel River. 1677 Comment
  UC1601400  Rumex salicifolius var. salicifolius L. R. Abrams and I. L. Wiggins 1931-7-6 366 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  RSA191143  Rumex salicifolius var. salicifolius Robert F. Thorne, M. Z. Thorne 1967-7-19 37209 Los Angeles Angeles National Forest, Crystal Lake Recreation Area 1692 Comment
  PASA1150  Salazaria mexicana 4/28 Los Angeles near Palmdale Comment
  RSA670412  Salazaria mexicana Bonnie C. Templeton 1938-6-22 1689 Los Angeles Mint Canyon Comment
  POM320018  Salix M. A. Clauser 1965-3-19 145 Los Angeles Evey Canyon. San Gabriel mtn range. Pacific slope drainage area. 762 Comment
  CAS-BOT-BC103151  Salix bonplandiana Louis C. Wheeler 1932-3-10 461 Los Angeles Big Dalton Canyon, San Gabriel Mts. 1400 Comment
  CAS-BOT-BC103165  Salix bonplandiana Grant 1903-1-1 1623 Los Angeles Garvanza Comment
  POM182048  Salix exigua F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  RSA630276  Salix exigua LeRoy Gross 1999-2-25 123 Los Angeles Verdugo Mountains: Along dirt road called Hostetler Mountain Way, right across La Tuna Canyon exit coming east bound on 210 freeway. 610 Comment
  RSA6431  Salix exigua Carl. W. Sharsmith 1932-1-17 13 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA618684  Salix gooddingii LeRoy Gross 1998-10-16 82 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  LA208732  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-11 7667 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  LA38394  Salix laevigata Henry J. Thompson; 1960-3-13 3017 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  LA52061  Salix laevigata Carl Hedin; J. A. Ewan 1932-4-22 7622 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  RSA229193  Salix laevigata Robert F. Thorne, C. W. Tilforth 1971-6-29 40724 Los Angeles Lucas Canyon 915 Comment
  RSA6438  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon. 15 Comment
  RSA750213  Salix laevigata R. G. Swinney 2005-7-21 8320 Los Angeles San Gabriel Mountains: Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property. 1216 Comment
  UC471649  Salix laevigata F. R. Fosberg 1931-5-4 S 4756 Los Angeles mouth of Middle Ranch Canyon; Santa Catalina Isl., Middle Ranch Canyon 5 Comment
  LA94889  Salix laevigata K. Larson; J. Neel 1950-4-8 39 Los Angeles 0.7 mi N of Ranch O' Daly, Maclay St., N San Fernando Valley Comment
  RSA92699  Salix laevigata F. W. Peirson 1921-4-3 2668 Los Angeles Pacoima Canyon, west end of San Gabriel Mountains 518 Comment
  UC492416  Salix lasiandra subsp. lasiandra Carl W. Sharsmith 1932-1-17 8 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  RSA133785  Salix lasiolepis H. J. Thompson 1959-2-20 1835 Los Angeles 0.5 mile above ocean. La Tuna Canyon. Santa Monica Mtns. 76 Comment
  RSA729943  Salix lasiolepis R. G. Swinney 1999-6-18 7299 Los Angeles Big John Flat, SE end along canyon bottom of east of fork of Boulder Canyon. 1732 Comment
  UC506425  Salix lasiolepis A. Nesta Dunn and Joseph Ewan 1933-7-23 7839 Los Angeles e. end Barley Flats; San Gabriel Mts. 1554 Comment
  UCR140431  Salix lasiolepis June Latting 1958-2-1 319 Los Angeles Western Transverse Range; Santa Monica Mtns., Zuma Beach, north of Malibu on Pacific Coast Highway 15 Comment
  UCR270510  Salix lasiolepis R. G. Swinney 2011-5-26 14857 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  CAS-BOT-BC107535  Salix lasiolepis var. lasiolepis Carl Epling; Lincoln Ellison 1930-3-1 s.n. Los Angeles Mandeville Canyon Comment
  CAS-BOT-BC107551  Salix lasiolepis var. lasiolepis Peter H. Raven 1957-9-21 11353 Los Angeles Monte Nido Fire Station (Santa Monica Mts.) Comment
  CAS-BOT-BC126291  Salix sessilifolia Geo. B. Grant 1900-3-22 2294 Los Angeles Elysian Park - Los Angeles Comment
  SBBG126983  Saltugilia splendens subsp. grantii A. Parikh, N. Gale 2011-6-24 3502 Los Angeles S of Iron Mtn, 1.5 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Crk; San Gabriel Mtns 1390 Comment
  RSA71890  Saltugilia splendens subsp. splendens F. W. Peirson 1918-10-16 s.n. Los Angeles Pacoima Canyon, west end of San Gabriel Mts. 534 Comment
  RSA657025  Salvia apiana Joseph M. Keefe 2001-1-19 30902 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  RSA442846  Salvia apiana William Emboden 1969-5-28 36 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UC1124668  Salvia carduacea A. D. Gifford 1935-3-29 529 Los Angeles 5.5 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. 1249 Comment
  RSA411360  Salvia carduacea C. Epling 1930-4-17 s.n. Los Angeles Palmdale. Comment
  JEPS62665  Salvia columbariae Frank W. Peirson 1919-3-27 335 Los Angeles hills w Arroyo Seco; San Gabriel Mts. 426 Comment
  RSA226200  Salvia columbariae Gary D. Cromwell, David W. Wheat 1971-4-30 584 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 miles NE of Glendora. 150 m. from Big Dalton Canyon Road. 427 Comment
  RSA401445B  Salvia columbariae Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 350 Comment
  RSA599328  Salvia columbariae Steve Boyd, Lauren Raz 1997-3-26 9356 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UCR223168  Salvia columbariae R. G. Swinney 2009-5-20 10810 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA515218  Salvia dorrii subsp. dorrii Steve Boyd, Orlando Mistretta 1986-3-31 1532 Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE of Pinyon Hills. Comment
  RSA614988  Salvia dorrii var. pilosa Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UCD125532  Salvia dorrii var. pilosa Ira L. Wiggins 1966-4-15 20588 Los Angeles immediately east of J.F.L. Motel, Pearblossom. Comment
  RSA0115310  Salvia leucophylla R. G. Swinney 2010-5-25 12906 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA434095  Salvia leucophylla Percy C. Everett 1941-07 s.n. Los Angeles Tehachapi Mountains. 500-1500 mountains. 152 Comment
  RSA584132  Salvia leucophylla Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2960 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
  CAS-BOT-BC229496  Salvia mellifera A. C. Sanders 2003-3-14 25763 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  CAS-BOT-BC233294  Salvia mellifera Alice Eastwood 1917-7-20 6457 Los Angeles Santa Catalina Island Comment
  LA82009  Salvia mellifera Virginia Mars; 1951-3-31 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  POM292916  Salvia mellifera Lyman Benson 1945-5-21 11720 Los Angeles Indian Hill, Claremont. 396 Comment
  SD30226  Salvia mellifera Paul Schallert 1943-4-18 Los Angeles Monrovia Comment
  UCR212833  Salvia mellifera Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1831 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  UC883991  Salvia spathacea Ira W. Clokey, B. Templeton May 1929 4481 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  CHSC8354  Sambucus mexicana Edward L. Smith 1958-5-19 463 Los Angeles Located in a wash at Pomona College, Claremont. San Gabriel Mts. 365 Comment
  RSA477565  Sambucus mexicana James Clizbe s.n. Los Angeles Santa Monica Mountains. Comment
  SEINET12740127  Sambucus mexicana E. Adams 1978-1 Los Angeles Altadena, Eaton Canyon Dam. Comment
  CAS-BOT-BC238749  Sambucus nigra subsp. caerulea Alice Eastwood 1906-6-2 172 Los Angeles San Pedro Comment
  RSA0060879  Sambucus nigra subsp. caerulea R. G. Swinney 2010-8-16 13553 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SBBG69472  Sambucus nigra subsp. caerulea M. N. Ackley -Mar-1928 87 Los Angeles Eagle Rock 213 Comment
  PASA1822  Sanicula bipinnata Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA0022645  Sanicula crassicaulis Justin M. Wood 2012-3-20 4650 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  UCR230260  Sanicula crassicaulis Dan S. Cooper 2011-4-14 411- 15 Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 166 Comment
  UC574964  Sanicula tuberosa Carl Epling, R. Fowler, K. Kueen April 1933 Los Angeles Santa Monica Mountains, Boney Ridge Boney Ridge; Santa Monica Mountains, Boney Ridge Comment
  UC883430  Satureja douglasii F. R. Fosberg 1931-4-28 S 4702 Los Angeles Eagle's Nest Santa Catalina Id., Middle Ranch Canyon (wet creek bed) 180 Comment
  SD252263  Schismus Steven A. Junak 1999-5-20 Sca 959 Los Angeles Santa Catalina Island: base of paved road leading to rop of Black Jack Peak, on SW side of peak. 530 Comment
  CATA624  Schismus arabicus Mark L. Hoefs 1991-4-8 1077 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  CDA2421  Schismus arabicus J. J. Heuer 1964-2-4 Los Angeles Back of Santa Fe Dam, Irwindale. 0 Comment
  SD223162  Schismus arabicus Robert F, Thorne, P. Everett 1965-5-10 34455 Los Angeles around Echo Lake, Santa Catalina Island 410 Comment
  CAS-BOT-BC243450  Schismus barbatus Steven R. Hill; Kate Kramer 2001-4-22 33346 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz RAnch Road, 2.6 miles west of junciton with 120th Street WEst, about 15 miles due northwest of Palmdale 804 Comment
  RSA628878  Schismus barbatus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  UCR223489  Schoenoplectus acutus R. G. Swinney 2009-7-1 11296 Los Angeles Transverse Range; San Gabriel Mtns., Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  POM1384  Scirpus acutus var. occidentalis I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 122 Comment
  UCSB9313  Scrophularia californica Haller, Norman 1953-3-3 Los Angeles Faculty Hill, U.C.L.A Comment
  RSA191028  Scrophularia californica subsp. floribunda Robert F. Thorne, James Henrickson 1963-5-5 32275 Los Angeles Near bottom and mouth of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  CATA250  Scrophularia villosa Mark L. Hoefs, A Douglas Propst 1973-5-4 250 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  UCR280860  Scutellaria mexicana R. G. Swinney 2014-4-23 16151 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  CHSC3706  Scutellaria siphocampyloides Mary Mac Arthur 1966-6-4 38 Los Angeles Chilao. 1524 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
  RSA729844  Scutellaria siphocampyloides R. G. Swinney 1999-6-18 7334 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA82296  Scutellaria siphocampyloides Joseph A. Ewan 1932-5-30 7230 Los Angeles San Gabriel Mtns: North Fork and Mill Creek Jct. 915 Comment
  POM4105  Scutellaria tuberosa W. M. S. s.n. Los Angeles Ganesha Hills [Pomona] Comment
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Mar 25 2014
  POM50359  Scutellaria tuberosa L. R. Abrams 1901-4-7 1409 Los Angeles Verdugo Hills Comment
  CAS-BOT-BC61978  Selaginella Grant 1900-4-15 s.n. Los Angeles Old Wilson Trail Comment
  RSA595364  Selaginella asprella Louis Cutter Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mountains: Saddle between Mt. Markham and Mt. Lowe. 1615 Comment
  LA93998  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-6 1639 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, ca 1.5 mi from mouth of canyon. 274 Comment
  UCR68911  Selaginella bigelovii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4183 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  POM951  Selaginella bigelovii Daniel Livingston Crawford 1922-1-10 s.n. Los Angeles Palmer Canyon, no. of Claremont. Mossy banks. Comment
  RSA683746  Selaginella bigelovii Meryl B. Dunkle 1928-5-12 1927 Los Angeles Empire Landing. Santa Catalina Island. Comment
  SEINET10470945  Selaginella bigelovii Edgar T. Wherry 1940-6-22 Wherry s.n. 1940 Los Angeles Steep rocky slopes near mouth of Big Dalton Canyon, north of Glendora. 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
  RSA127807  Senecio flaccidus var. douglasii P. H. Raven, Henry J. Thompson 1949-9-27 14546 Los Angeles Mulholland Highway just east of Decker Road 549 Comment
  RSA16866  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  SBBG42308  Senecio lyonii R. Moran 1941-3-2 665 Los Angeles point between Wilson's Harbor [Emerald Cove] and Howland's 10 Comment
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Jun 9 2014
  SBBG43850  Senecio lyonii M. R. Benedict 1971-6-27 Los Angeles NW tip of San Clemente Island Comment
  CATA3300  Senecio vulgaris Amy Catalano, Jen Dreizehn 2017-3-16 017 Los Angeles Santa Catalina Island: Rippers Cove, under shade of Eucalyptus and pines near beach and up canyon 4 Comment
  UCSB46614  Senecio vulgaris Welton, Patti 1983-3-28 Los Angeles On southwest side of Mulholland Hwy, 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 487 Comment
  RSA0040261  Senecio vulgaris Anstruther Davidson 1906-6-1 1606 Los Angeles Gadean [or Nadeau] Comment
  UCR146691  Sequoiadendron giganteum Scott D. White 2004-8-11 10719 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
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Jul 25 2018
  UCR172290  Setaria adhaerens Anuja Parikh, Nathan Gale 2005-7-11 2136 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
  CAS-BOT-BC243582  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard, west Los Angeles 76 Comment
  CAS-BOT-BC240233  Setaria viridis Ralph Hoffmann 1929-10-27 s.n. Los Angeles Field, 5 miles n. of Saugus Comment
  RSA660879  Sibara filifolia Orlando Mistretta 1992-4-5 142 Los Angeles Guds, San Clemente Island. Comment
  SBBG119536  Silene antirrhina A. C. Sanders with H. Kennedy 2005-4-13 29420 Los Angeles Santa Clarita area, lower Mint Cyn at the community of Mint Cyn 457 Comment
  SBBG87617  Silene gallica E. R. Blakley 1963-4-10 5594 Los Angeles S of Avalon 30 Comment
  CAS-BOT-BC387019  Silene gallica Louis C. Wheeler 1932-3-23 521 Los Angeles UCLA Campus, West Los Angeles 137 Comment
  RSA534137  Silene gallica Timothy S. Ross 1991-5-17 5062 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  UC66725  Silene gallica N. K. Berg 1904-3-29 Los Angeles Boyle Height 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
  UCR190470  Silene laciniata R. G. Swinney 2000-6-25 7799 Los Angeles San Gabriel Mtns., ridge on west side of San Antonio Canyon, between Evey Cyn. and nameless 1st canyon to north, c. 1/2 mi. west of San Antonio Cyn. Rd. 1159 Comment
  SEINET11944391  Silene laciniata J. F. Brigh, Wywman, C. 1933-1 8349 Los Angeles Boquet Canyon Comment
  SD112869  Silene laciniata subsp. major Darley F. Howe 1948-5-25 1814 Los Angeles Bouquet Canyon. 760 Comment
  RSA652798  Silene laciniata subsp. major Jim Reutzel 1994-5-29 62 Los Angeles Found only below the ridge of the hill northeast of the reservoir, on a north facing slope. Hills behind Cal Poly Pomona campus. Comment
  RSA65035  Silene parishii F. W. Peirson 1918-9-7 38 Los Angeles trail from San Gabriel Peak to Mt. Wilson 1706 Comment
  CAS-BOT-BC175149  Silene verecunda Frank W. Peirson 1920-9-15 2284 Los Angeles San Gabriel Mts. Baldy, north slope Comment
  UCD99106  Silene verecunda Joseph A. Ewan 1933-7-15 7792 Los Angeles above San Emigdis Camp, Mt. Pinos. 2133 Comment
  UC64148  Silene verecunda subsp. platyota H. M. Hall June 1899 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 2133 Comment
  UCR98736  Silene verecunda subsp. platyota T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3357 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 120 m NW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  CAS-BOT-BC364801  Silybum marianum A. H. Gallup 1949-7-17 s.n. Los Angeles On southeast slope of Tallac Knoll, LASCA Comment
  RSA230742  Sisymbrium altissimum R. F. Thorne, M. Z. Thorne 1969-7-9 38563 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 Comment
  RSA0113398  Sisymbrium irio LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7528 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
  SD69469  Sisymbrium irio Robert F. Thorne 1966-4-4 35749 Los Angeles Santa Catalina Island; Isthmus. 11 Comment
  CAS-BOT-BC75232  Sisymbrium irio C. W. Tilforth 1970-1-27 246 Los Angeles Los Angeles County Fairgrounds, south of La Verne. Comment
  RSA0053871  Sisymbrium orientale R. G. Swinney 2010-4-1 12134 Los Angeles San Gabriel Mountains; Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., (below burn area of 2009, Station Fire) below Forest Service boundary, from bottom of wash to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA0113993  Sisymbrium orientale LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7523 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
  RSA659131  Sisymbrium orientale LeRoy Gross 2001-3-31 375 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road., The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. 549 Comment
  SD251811  Solanum M. B. Dunkle 1939-4-3 7225 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  RSA651325  Solanum douglasii Matt Bogdanoff 1981-5-24 12 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 Comment
  UC998925  Solanum douglasii P. O. Schallert 1944-4-27 Los Angeles Monrovia Canyon Comment
  UCR139225  Solanum douglasii Joseph A. Ewan 1930-3-8 3715 Los Angeles Southard Peak trail, Verango Range Comment
  SEINET12274721  Solanum douglasii J. F. Bright, Wyman, C. 1931-1 5749 Los Angeles in suburbs of Hollywood Comment
  RSA630323  Solanum mauritianum Harry Spilman 1996-6-15 s.n. Los Angeles west side of Arroyo Seco flood control channel, ca. 30 m. N of San Rafael St. Bridge, Pasadena [ Also seen growing (not collected) at Pasadena Fwy off ramp at Orange Grove; N side of ramp about 5 m W of Orange Grove] Comment
  NY821397  Solanum nigrum S. D. Boyd 1990-4-7 4259 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side Comment
  CAS-BOT-BC83643  Solanum umbelliferum C. F. Baker 1903-3-16 4059 Los Angeles Claremont Comment
  CAS-BOT-BC83646  Solanum umbelliferum L. Abrams; E. A. McGregor 1908-6-19 336 Los Angeles Liebre Mountains. Oakgrove Canyon. 1219 Comment
  RSA588965  Solanum umbelliferum Orlando Mistretta 1994-6-8 1346 Los Angeles San Gabriel Mountains: Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1616 Comment
  SEINET8043942 Image available Solanum umbelliferum R. G. Swinney 2010-1 12440 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
  UCR271141  Solanum umbelliferum R. G. Swinney 2011-6-14 15109 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA660750  Solanum umbelliferum Karin Palmer 1981-5-16 32 Los Angeles 200 yards west of Padua Ln. and Palomar Ct. junction, Claremont. Comment
  RSA592520  Solanum wallacei Mark Hoefs, Propst 1973-3-14 79 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  LA51826  Solanum xanti Carl Epling; L. Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA748491  Solanum xanti Orlando Mistretta 1992-7-9 647 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR146694  Solidago occidentalis Scott D. White 2004-8-20 10736 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  RSA0116697  Solidago velutina subsp. californica R. G. Swinney 2010-9-30 13937 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
  SFV6723  Solidago velutina subsp. californica R. Johnson Oct 1974 s. n. Los Angeles San Gabriel Mountains Wilson Canyon. 610 Comment
  UCR273302  Solidago velutina subsp. californica R. G. Swinney 2011-10-18 15838 Los Angeles San Gabriel Mountains, 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2 1021 Comment
  RSA449939  Soliva sessilis A. R. Roos 1958-5-16 s.n. Los Angeles City of Los Angeles, lawn of the Ambassador Hotel, Wilshire Blvd. Comment
  SBBG118675  Soliva sessilis L. Wheeler 1947-5-22 6502 Los Angeles Exposition Park Comment
  POM155653  Sonchus oleraceus M. B. Dunkle 1928-5-13 1939 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop Comment
  SBBG20497  Sonchus oleraceus E. R. Blakley 1963-12-7 6371 Los Angeles 200 yds SE of new air strip 60 Comment
  RSA607596  Sorghum halepense L. C. Wheeler 1966-10-25 9071 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  CDA29918  Spartium junceum Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  POM294051  Spergula arvensis Lyman Benson 1945-4-14 11678 Los Angeles Claremont. 351 Comment
  POM439  Spergula arvensis Crawford, H. D. Hiatt 1916-3-29 996 Los Angeles Santa Monica Mountains Comment
  SBBG70002  Spergula arvensis M. N. Ackley -May-1925 80 Los Angeles small cyn, Glendale 266 Comment
  SEINET3260403 Image available Spergularia A. C. Sanders, Mark Elvin; Cathleen Weigand 2002-7-30 25482 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals. 335 Comment
  CAS-BOT-BC390139  Spergularia bocconi Huron H. Smith 1912-6-1 5072 Los Angeles Avalon Canyon, Santa Catalina Isl. 38 Comment
  SBBG131525  Spergularia bocconi S. A. Junak 1999-5-22 SCa 1008 Los Angeles lower part of cyn at E end of beach at Goat Harbor 12 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
  SFV12374  Stachys bullata D. L. Koutnik, V. Dawes 1978-5-12 480 Los Angeles Santa Monica Mountains Arroyo Sequit along Mulholland Highway. 549 Comment
  LA52384  Stachys bullata L. Larson; 1928-4-21 105 Los Angeles Comment
  LA212119  Stanleya pinnata Elwood Fordham; 1957-4-18 s.n. Los Angeles Malibu Beach. Comment
  SBBG12078  Stellaria media P. H. Raven 1962-4-10 17235 Los Angeles W side of island about 1.5 mi N of Thirst 457 Comment
  RSA662324  Stellaria media Amy Drooks 1981-5-9 s.n. Los Angeles Cal Poly Pomona campus in front of Arts Bldg. Comment
  UCD99388  Stellaria media Jack Delaini 1974-2-14 19 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 457 Comment
  RSA535742  Stephanomeria blairii Timothy S. Ross 1991-5-23 5491 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, Eastern escarpment 67 Comment
  UCR97082  Stephanomeria diegensis Scott D. White 1997-2-2 4659 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
  JEPS30451  Stephanomeria diegensis Donald W. Kyhos 1958-12-4 58 -234 Los Angeles Puente Hills Whittier Comment
  SEINET4560561  Stephanomeria pauciflora R. G. Swinney 2009-1 11612 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: Confuence of Kentucky Spring Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 920 Comment
  RSA127817  Stephanomeria virgata P. H. Raven, Henry J. Thompson 1958-9-19 s.n. Los Angeles Santa Monica Mountains, road borders of United States Hwy 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  CHSC95432  Stillingia linearifolia LeRoy Gross 2001-5-27 425 Los Angeles Los Angeles Basin; Verdugo Mountains Region: northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just north of La Tuna Canyon Road in the city of Sun Valley, just west of mouth of McDonald Creek. New homes on a low open hill with sun, area cleared for fire safety. 305 Comment
  HSC24482  Stipa coronata R. F. Thorne, M. Z. Thorne 1969-7-9 38483 Los Angeles San Gabriel Mtns, Angeles National Forest, Table Mtn. above Big Pines Ranger Station 2119 Comment
  UCR143144  Stipa lepida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9478 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  UCR273050  Stipa occidentalis var. californica R. G. Swinney 2011-7-8 15516 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  RSA518018  Stylocline psilocarphoides Steve Boyd, Orlando Mistretta 1986-3-31 1556 A Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE [NW?] of Pinyon Hills. Comment
  UC450898  Stylomecon heterophylla F. A. MacFadden 1931-3-15 38 E Los Angeles Verdugo Hills Tuna Canyon; , Verdugo Hills Comment
  POM50844  Suaeda moquinii A. D. E. Elmer 1902-06 3672 Los Angeles Lancaster. Comment
  CAS-BOT-BC110426  Suaeda taxifolia Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island.