Search Results — 2000 specimen records retrieved (1560 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 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
  SEINET3134480  Abronia pogonantha L. C. Higgins 1974-4-11 8451 Los Angeles Hwy 18 at Los Angeles - San Bernardino county line Comment
  SEINET4084345  Abronia umbellata M. B. Dunkle 1939-1 7266 Los Angeles China Point, San Clemente Island. Comment
  UCR222747  Acamptopappus sphaerocephalus R. G. Swinney 2009-4-29 10570 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
  UC126901  Acamptopappus sphaerocephalus var. hirtellus H. M. Hall and H. P. Chandler 1906-6-11 7388 Los Angeles near Lancaster; Mohave Desert 700 Comment
  CAS-BOT-BC412582  Acanthoscyphus parishii var. parishii James L. Reveal; Barbara J. Ertter 1976-6-29 4561 Los Angeles San Gabriel Mountains, along the Pacific Mountain Road, 1.3 mile west of Alder Saddle, 1.7 mile east of the turnoff to Pacifico Mountain 1813 Comment
  LA49822  Acer macrophyllum Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA0017033  Acer macrophyllum W. P. Burger 1979-5-5 83 Los Angeles ca. 3 miles past Sunland and Foothill Blvd exit of Angeles Forest Hwy. 915 Comment
  UC575031  Acer negundo var. arizonicum E. Lloyd 1933-3-5 Los Angeles Topanga Canyon Santa Monica Mts., Topanga Canyon Comment
  CAS-BOT-BC337442  Acer negundo var. californicum A. C. Sanders; T. B. Salvato 2009-5-20 36852 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, East side of San Gabriel Blvd., SE of Darlington St. intersection 1000 Comment
  RSA0048476  Achillea millefolium Lee Haines 1935-7-4 s.n. Los Angeles San Dimas Lookout, San Gabriel Mountains. Comment
  RSA587755  Achnatherum speciosum Timothy S. Ross 1991-4-27 4720 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  RSA757802  Achnatherum speciosum Orlando Mistretta, Christine Mistretta 2008-4-7 2369 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 46 per TRTP survey-2008) 1031 Comment
  CAS-BOT-BC204752  Acmispon argophyllus var. argenteus Peter H. Raven 1962-4-9 17149 Los Angeles San Clemente Island. Wilson Cove 60 Comment
  CATA54  Acmispon argophyllus var. argenteus USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 33 Los Angeles Santa Catalina Island: Deer Valley Trail 32 Comment
  SBBG128203  Acmispon dendroideus M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2207 Los Angeles S side of Eagle Cyn 344 Comment
  SEINET5327560  Acmispon dendroideus var. dendroideus I. W. Clokey 1931-4-18 5191 Los Angeles Santa Barbara Islands; Friar's Canon; Santa Cruz Island 20 Comment
  CATA1700  Acmispon grandiflorus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3017 Los Angeles Santa Catalina Island: Parson's Landing 4 Comment
  HSC79103  Acmispon heermannii G. S. Palecki 1970-5-9 16 Los Angeles 6 mi. N of Pasadena, Hwy. 2, 2 mi. N of Red Box, Angeles National Forest 671 Comment
  CATA3081  Acmispon maritimus Amy Catalano 2016-4-15 073 Los Angeles Santa Catalina Island: South facing slope of Renton Pass Canyon, 1/4 up slope, 150 meters west of junction with Grand Canyon 355 Comment
  LA82172  Acmispon maritimus var. maritimus O. H. Kappler; 1941-3-26 158 Los Angeles Comment
  SD215524  Acmispon maritimus var. maritimus Steve Boyd, Lauren Raz and Timothy S. Ross 1997-4-1 9452 Los Angeles Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 792 Comment
  SBBG3483  Acmispon strigosus H. and M. Dearing 1935-4-13 918 Los Angeles Bouquet Cyn Comment
  RSA11728  Adenostoma fasciculatum Fay A. MacFadden 1929-6-4 1073 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA675809  Adenostoma fasciculatum LeRoy Gross 2003-3-7 760 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 555 Comment
  UC1922296  Adenostoma fasciculatum Valerie L. Soza, Laura Moore 2000-5-10 827 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Near 34deg 14' 45.9'' N 118deg 18' 1.4'' W T2N R14W SE/4, NW/4 & SW/4, NE/4 sec. 24. Elev. 1900 Feet. 579 Comment
  UCR223914  Adenostoma fasciculatum R. G. Swinney 2009-6-24 11279 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  SBBG12784  Adenostoma fasciculatum var. fasciculatum E. R. Blakley 1962-10-4 5399 Los Angeles Ironwood Gully, S of Catalina Harbor at the isthmus 198 Comment
  RSA687665  Adiantum capillus-veneris F. R. Fosberg 1931-5-4 R 95 Los Angeles Bulrush Canyon, Santa Catalina Island. 100 Comment
  UCR217308  Ageratina adenophora R. G. Swinney 2009-3-10 10078 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  PASA911  Agoseris retrorsa Frank W. Peirson 1922-7-6 Los Angeles Blue Ridge, San Gabriel Mts. 2316 Comment
  UCR202722  Agrostis R. G. Swinney, Cody Clarke 2001-8-22 8082 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA310132  Agrostis stolonifera Wayne E. Sawyer 1981-8-30 134 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 3.1 mi from Dawson Saddle. 2210 Comment
  UCR150456  Agrostis viridis R. G. Swinney 1999-6-21 7358 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA782804  Alisma plantago-aquatica A. C. Sanders, Dan S. Cooper 2010-8-5 38538 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  RSA706665  Allium burlewii Naomi Fraga, Paul Morton 2004-5-18 1186 Los Angeles Spur trail from main trail to summit of Mount Hillyer. 1860 Comment
  SD262149  Allium fimbriatum R. G. Swinney 2014-4-24 16227 Los Angeles San Gabriel Mountains/Mojave Desert: SE of Valyermo, Shoemaker Cyn, S-facing slope onsouth side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. (Valyermo 7.5'Q) 1244 Comment
  UCR204044  Allium fimbriatum R. G. Swinney 2005-5-14 8238 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  RSA597819  Allium haematochiton L. C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mountains. Placerita Canyon 457 Comment
  UC536858  Allium howellii var. clokeyi M. E. Jones 1934-4-26 Los Angeles ne Los Angeles; Castaic Canyon Comment
  UCR192588  Allium lacunosum var. davisiae A. C. Sanders 2008-4-10 34800 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
  CAS-BOT-BC472001  Allium lacunosum var. davisiae C. Epling; L. Ellison 1930-4-17 s.n. Los Angeles Palmdale 10 Comment
  UCR114217  Allophyllum A. C. Sanders, D. Malueg 1998-6-24 22065 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  RSA660250  Allophyllum divaricatum Orlando Mistretta, Peter L. Morrell 1992-6-4 482 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA802423  Allophyllum divaricatum Orlando Mistretta, Cher Batchelor 2011-7-27 6004 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  UCR127632  Allophyllum divaricatum Mark A. Elvin, Cathleen Weigand 2003-5-22 2894 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  POM9198  Allophyllum divaricatum Louise Kendall 18 Los Angeles San Dimas Canyon. Comment
  RSA590850  Allophyllum glutinosum T. S. Ross, S. D. Boyd 1990-5-15 2544 Los Angeles Yerba Buena Ridge, Tujunga RAnger District, Angeles National Forest; ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE) 1012 Comment
  SEINET12872858  Alnus rhombifolia Unknown 2011-10-25 15859 Los Angeles San Gabriel Mountains Comment
  UC1075626  Alternanthera philoxeroides George W. Garrettson 1956-10-22 Los Angeles Rio Hondo at San Gabriel Boulevard Rio Hondo; , San Gabriel Boulevard Comment
  RSA629705  Amaranthus albus L. C. Wheeler 1967-7-6 9923 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  SBBG112926  Amaranthus albus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-16 SCa 763 Los Angeles near buildings at mouth of Cherry Cyn, at Boy Scout Camp 6 Comment
  SD215363  Amaranthus albus Timothy S. Ross, Steve Boyd 1990-6-18 3511 Los Angeles Ball Flat: 1500 meters due North of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1743 Comment
  UCSC000229  Amaranthus albus Ernest Braunton 2-Oct 704 Los Angeles Echo Park Comment
  RSA188490  Amaranthus albus R. F. Thorne, John Olmstead 1965-8-26 35391 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  RSA402954  Amaranthus albus Robert Gustafson 1980-8-29 1872 Los Angeles Ballona Wetlands, Area 3 Infrequent and scattered in Area 3. Comment
  UC1595413  Amaranthus blitoides Tim Ross and Annette H. Ross 1991-7-29 5710 Los Angeles n-most point Puente Hills (n base of Elephant Hill, w Pomona, on San Dimas USGS 7.5' quad.); Pomona, Elephant Hill 240 Comment
  RSA404563  Amaranthus retroflexus Alva Watry 1930-8-29 s.n. Los Angeles Montebello Comment
  RSA709753  Amblyopappus pusillus A. C. Sanders, Lee Jones 2005-4-8 29361 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SBBG12567  Ambrosia chamissonis P. H. Raven 1962-4-11 17265 Los Angeles beach W of Wall 2 6 Comment
  CAS-BOT-BC142550  Amelanchier utahensis P. Parnay 1911-6-1 s.n. Los Angeles Santa Ana Canyon 2286 Comment
  CAS-BOT-BC180601  Amorpha californica var. californica I. Johnston 1917-6-14 1348 Los Angeles Hills west of Pomona 304 Comment
  CATA1033  Amsinckia intermedia Mark L. Hoefs 1995-5-4 1955 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  SD85083  Amsinckia intermedia E. R. Blakley 1963-4-7 5519 Los Angeles Santa Catalina Island, Middle Ranch Canyon, ca. 1 miles above Middle Ranch 230 Comment
  RSA0079964  Amsinckia intermedia Henry J. Ramsey, Henry J. Ramsey 1938-3-23 2566 Los Angeles San Gabriel Wash, below Monrovia. Comment
  LA40182  Amsinckia menziesii A. M. Johnson; 1933-4-18 4195 Los Angeles U.C.L.A. Botanical Garden Comment
  UC881416  Amsinckia spectabilis F. R. Fosberg 1931-3-23 S 4329 Los Angeles Hamilton's Canyon; Santa Catalina Island 30 Comment
  RSA0091279  Amsinckia spectabilis E. A. Purer 1931-3-19 s.n. Los Angeles El Segundo. Comment
  POM368390  Amsinckia tessellata N. C. Cooper 1949-4-19 3609 Los Angeles Mojave Desert, Lancaster, 762 Comment
  SD237360  Amsinckia tessellata R. G. Swinney 2009-4-28 10521 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  UCR126651  Amsinckia tessellata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26120 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
  UC79481  Amsinckia tessellata var. tessellata E. L. Greene March 1885 Los Angeles San Fernando Comment
  RSA465129  Anagallis arvensis F. R. Fosberg 1931-4-1 S 4433 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 60 Comment
  UCR86833  Anagallis arvensis Scott D. White 1995-4-27 2960 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  SBBG31338  Anthemis cotula R. F. Thorne with P. C. Everett 1965-6-23 34961 Los Angeles Middle Ranch, in pasture near barn Comment
  POM6040  Anthemis cotula Arthur M. Cleghorn 1902-6-20 44 Los Angeles Claremont. Comment
  RSA0094358  Antirrhinum coulterianum R. G. Swinney 2011-5-31 14895 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA425777  Antirrhinum coulterianum Thekla Mohr 1897-05 3371 Los Angeles Sierra Madra Comment
  RSA309627  Antirrhinum multiflorum Walter Wisura 1983-8-30 3927 Los Angeles San Antonio Canyon, below tunnels, in gravels near bottom of canyon Comment
  RSA660248  Antirrhinum multiflorum Orlando Mistretta, Peter L. Morrell 1992-6-4 479 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  UCR187127  Apiastrum angustifolium A. C. Sanders 2006-5-16 32319 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA609982  Apocynum androsaemifolium L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  CHSC98400  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: at end of Olive Ave, parked on Via Montana, in city of Burbank. Folllow 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. West facing slope, growing along old road, above a small side canyon that drains into Sunset Canyon. 365 Comment
  RSA0125854  Arabis R. G. Swinney 2009-5-27 10870 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR85827  Arabis glabra T. S. Ross 1991-8-16 5822 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  LA53842  Arabis glabra var. glabra O. H. Kappler; 1941-4-21 229 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA588904  Arabis glabra var. glabra Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-8 2942 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  RSA482630  Arabis pulchra Anstruther Davidson 1893-5-12 s.n. Los Angeles Del Sur. Comment
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Jan 26 2011
  RSA230716  Arabis pulchra var. gracilis R. F. Thorne, M. Z. Thorne 1969-7-9 38556 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station 2134 Comment
  OBI30081  Arbutus menziesii Ted L. Hanes 1967-3-2 s.n. Los Angeles Pine Mountain Truck trail, 6 mi SE Rincon, San Gabriel Mts 1067 Comment
  RSA549518  Arceuthobium campylopodum Tim S. Ross, Steve D. Boyd 1990-6-18 3488 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA624566  Arceuthobium divaricatum Louis C. Wheeler 1973-3-17 s.n. Los Angeles San Gabriel Mountains: Punchbowl Canyon. 1494 Comment
  UCD168357  Arctostaphylos 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
  CAS-BOT-BC23857  Arctostaphylos catalinae E. R. Blakley 1963-4-10 5584 Los Angeles Santa Catalina Island, NE side of Black Jack Mt. Junction of Whites Landing and Airport Rd. 365 Comment
  RSA626681  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15792 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626766  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-9 16010 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  UCR150242  Arctostaphylos glandulosa Kerry Knudsen, Rolf Muertter, Teresa Proscewicz 2005-2-10 2372 Los Angeles Transverse Range, Los Angeles, Santa Monica Mountains, Griffith Park, north side of Mt. Hollywood 425 Comment
  RSA626836  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22117 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  POM367269  Arctostaphylos glandulosa subsp. glandulosa H. L. Bauer 1932-5-1 15356 Los Angeles Santa Monica Mts., along road to Saddle Peak. 610 Comment
  RSA0055758  Arctostaphylos glauca R. G. Swinney 2010-5-19 12809 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
  RSA631412  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15631 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA634704  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20237 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634724  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20523 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634751  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20387 Los Angeles Road to Pacifico Mtn., 6.0 km east of Mill Creek Summit, San Gabriel Mtns. 1830 Comment
  RSA634809  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20456 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA634829  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22038 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634906  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22045 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634926  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20538 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635075  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20379 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA165885  Arctostaphylos uva-ursi Lee W. Lenz s.n. Los Angeles RSABG. NE corner of path from Exp. Garden to Greenhouse. Source unknown. Comment
  UCSB2118  Argemone munita Crum, Charles 1958-7-3 Los Angeles Crystal Lake road 1219 Comment
  RSA722083  Argyranthemum foeniculaceum R. E. Riefner 2007-3-10 07 -118 Los Angeles Palos Verdes Peninsula, Malaga Cove, Paseo del Mar St. at Palos Verdes Dr. West. 91 Comment
  SBBG52155  Aristida adscensionis M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UC483207  Aristida adscensionis L. R. Abrams and I. L. Wiggins 1931-7-6 364 Los Angeles vicinity of Mosquito Harbor San Clemente Island Comment
  POM222223  Aristida ternipes var. gentilis L. C. Wheeler 1934-4-15 2525 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  NY201965  Artemisia douglasiana J. B. Walker 1995-6-6 1432 Los Angeles Santa Catalina Island, Cape Canyon, dry creekbed, 5km E of Middle Canyon 300 Comment
  RSA5971  Artemisia douglasiana C. B. Wolf 1932-9-13 4044 Los Angeles Edge of field on Palo Verde Ave., 200 ft. no. of so. boundary of Bryant Ranch. (200 ft. no. of SW corner of SE 1/4 sect. 26.) 5 Comment
  UC53904  Artemisia dracunculus Ernest Braunton 1902-6-8 437 Los Angeles Ballona Comment
  CAS-BOT-BC90810  Artemisia nesiotica Robert F. Thorne 1968-4-27 37508 Los Angeles Santa Barbara Island: plateau near headwaters of Middle Canyon 76 Comment
  SEINET3398531  Artemisia nesiotica E. D. McArthur 2006-1 3090 Los Angeles San Clemente Island Comment
  UCR279828  Artemisia spinescens Onkar Singh 2016-4-2 5694 Los Angeles Mojave Desert, Antelope Valley, 11 km NW of Lancaster, 200 m south of West Avenue F and 400 m west of 60th Street West 708 Comment
  UCR189822  Artemisia tridentata R. G. Swinney 1998-9-4 6895 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  CAS-BOT-BC97272  Artemisia tridentata subsp. parishii Timothy S. Ross; Steve Boyd 1994-9-20 8240 Los Angeles 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road. 902 Comment
  CAS-BOT-BC97332  Artemisia tridentata subsp. tridentata Ernest Braunton 1903-10-1 907 Los Angeles Glendale to Burbank Comment
  SEINET10513673  Arundo donax Louis C. Wheeler 1967-4-30 Wheeler 9238 Los Angeles San Gabriel Mountains. Limekiln Canyon. T3N R14W S30 NW 1/4 NW 1/4. Clump in full sun in sandy, rocky soil beside road; south slope, ca. 30 ft. from seasonal stream. One other clump by an abandoned reservoir. 549 Comment
  SBBG58677  Asclepias eriocarpa R. Hoffmann 1927-9-22 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  UCR208193  Asclepias erosa Ian Swift 2001-9-10 333 Los Angeles Transverse Ranges, Liebre Mountains region, Lower Poison Oak Canyon 1098 Comment
  RSA0084937  Asclepias fascicularis R. G. Swinney 2010-9-13 13806 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  CATA3424  Asparagus asparagoides Olivia Reda, Julia Parish, Jamie Choi, Tobias Nickel, Stuart Olshevski 2017-3-31 001 Los Angeles Santa Catalina Island: Middle Ranch reservoir 206 Comment
  SD112349  Aspidotis californica Darley F. Howe 1915-3-1 27 Los Angeles San Gabriel Mountains Comment
  UCR142533  Aster greatae P. H. Raven, Wesley O. Griesel 1970-10-13 16842 Los Angeles San Gabriel Mtns., Upper Arroyo Seco, about 200 yards above Switzers Camp 762 Comment
  RSA0045429  Aster greatae Wendy Boes 2009-6-23 2009 -028 Los Angeles San Gabriel Mountains; Golden Cup Oak plantation, Falls springs, RD 62. 1371 Comment
  CAS-BOT-BC182849  Astragalus douglasii H. D. Ripley; R. C. Barneby 1944-5-16 5857 Los Angeles Summit of Mint [Canon] Canyon, S. of Harold 990 Comment
  SBBG113059  Astragalus gambelianus S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 593 Los Angeles N of Airport Rd, ca. 0.15 mi from main rd, near abandoned rd to ridge with Whitley's Pk 426 Comment
  SEINET3127342  Astragalus gambelianus G. B. Grant 1904-5-23 75 -A Los Angeles Saugus Comment
  LA99366  Astragalus lentiginosus E. R. Hobbs; 1978-4-23 78 180 Los Angeles Antelope Valley, Little Rock, State Highway 138 Comment
  JEPS54727  Astragalus lentiginosus var. variabilis Dr. A. Davidson 1893-1 Los Angeles Lancaster , Lancaster (Mojave Desert) Comment
  UCR11597  Astragalus leucolobus O. H. Kappler 1946-5-30 1198 Los Angeles San Gabriel Mtns., [near] Wrightwood. Los Angeles County Park 2012 Comment
  RSA678700  Astragalus miguelensis Mark Elvin, Orlando Mistretta 1996-3-22 114 Los Angeles San Clemente Island Comment
  SBBG44110  Astragalus miguelensis M. R. Benedict 1971-6-25 Los Angeles dunes, Northwest Harbor Comment
  RSA772384  Astragalus pachypus R. G. Swinney 2009-5-12 10755 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1435 Comment
  UCR101212  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-6-17 9956 Los Angeles Liebre Mtns, Summit of Burnt Peak, generally to the NE of the FAA site. 1762 Comment
  CAS-BOT-BC194032  Astragalus trichopodus var. lonchus Ernest Braunton 1902-5-25 425 Los Angeles Redondo Comment
  CAS-BOT-BC194043  Astragalus trichopodus var. lonchus E. R. Blakley 1962-10-3 5389 Los Angeles East side of Blackjack Mt. at junction of road to Whites Landing, Santa Catalina Island 396 Comment
  SBBG128376  Astragalus trichopodus var. lonchus M. L. Hoefs 1991-3-19 1003 Los Angeles Airport Rd 463 Comment
  CAS-BOT-BC199094  Astragalus trichopodus var. phoxus Wesley O. Griesel 1961-4-22 s.n. Los Angeles Near Newhall, Sand Canyon, San Gabriel Mts. 457 Comment
  POM123359  Astragalus trichopodus var. phoxus Marcus E. Jones 1926-6-7 s.n Los Angeles Ridge Route. Comment
  SBBG129334  Atriplex amnicola R. E. Riefner Jr. 2013-1-5 13 -9 Los Angeles Dockweiler State Beach, vicinity Vista Del Mar Blvd at Imperial Hwy 14 Comment
  SBBG65366  Atriplex argentea var. expansa R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  SD53052  Atriplex argentea var. expansa Peter H. Raven 1962-7-10 17964 Los Angeles San Clemente Island; summit of island above Wilson Cove. 135 Comment
  UC1234616  Atriplex californica Peter H. Raven 1962-4-11 17254 Los Angeles on sandy beach due w Wall 2 (San Clemente Island); San Clemente Island 9 Comment
  IRVC28760  Atriplex canescens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25547 Los Angeles Newhall Ranch, central Potrero Canyon, NE of old ranch headquarters NE end of Santa Susana Mtns. 366 Comment
  RSA550424  Atriplex canescens subsp. canescens T. S. Ross 1992-7-10 6687 Los Angeles upper Big Tujunga Canyon along UBTC toad; 6 degrees N and 2520m distant from Thorn (5499') Peak 1085 Comment
  UCD97309  Atriplex canescens var. canescens Louis C. Wheeler 1956-9-15 7240 Los Angeles San Gabriel Mountains, Caldwell Lake. On San Andreas fault. Comment
  CAS-BOT-BC172641  Atriplex coulteri Carl B. Wolf 1932-5-11 3548 Los Angeles Santa Catalina Island. W. side of Isthmus Harbor 30 Comment
  RSA478313  Atriplex leucophylla Louis Greata 1900-9-2 s.n. Los Angeles Santa Monica Comment
  UCD97501  Atriplex leucophylla Malcolm A. Nobs 1948-9-8 645 Los Angeles just west of Malibu. Comment
  RSA102292  Atriplex orbicularis S. B. Parish, W. F. Parish 1881-10 1126 Los Angeles Santa Monica Comment
  CAS-BOT-BC176353  Atriplex parryi A. D. E. Elmer 1902-6-1 3640 Los Angeles Lancaster Comment
  SEINET7063589  Atriplex polycarpa A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Route 138. UTM Zone 11, 412011mE, 3820416mN. (WGS84/NAD83). 898 Comment
  UCSB21186  Atriplex polycarpa McCarthy, Sharon 1965-4-2 Los Angeles Junction of State Highway 138 and 213th Street East about 23 miles west of Highway 395, Mojave Desert 1066 Comment
  SEINET4136020  Atriplex rosea Louis C. Wheeler 1946-8-28 6294 Los Angeles San Gabriel Mountains. Caldwell Lake.; 0 1570 Comment
  CATA940  Atriplex semibaccata Mark L. Hoefs, Robert Given 1992-4-16 1804 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  SBBG98485  Atriplex semibaccata T. Ross 1991-5-22 5444 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  SD31220  Atriplex semibaccata Edith A. Purer 1931-4-28 Los Angeles Palos Verdes Hills. Comment
  UCR246456  Atriplex suberecta R. E. Riefner Jr. 2008-7-28 08- 254 Los Angeles South Coast, Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, vicinity of Vermont Ave and Normande Ave 1 Comment
  SD52990  Atriplex watsonii Peter H. Raven 1962-7-12 18019 Los Angeles San Clemente Island, east end of Northwest Harbor. 29 Comment
  LA103454  Avena barbata Barry A. Prigge; 1986-3-20 6971 Los Angeles Tehachapi Mountains, 0.4 mi E of Gorman on Lancaster Rd 1127 Comment
  RSA534146  Avena barbata Timothy S. Ross 1991-5-17 5079 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  UCR178904  Avena barbata R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mtns., Glendora, north end of Big Dalton Dam near Big Dalton Canyon Rd. 518 Comment
  UCR271807  Avena barbata R. G. Swinney 2010-3-24 12065 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCSB6784  Avena barbata Haller, John 1950-5-9 Los Angeles University of California Botanical Garden Comment
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Nov 24 2014
  RSA650450  Avena fatua David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Ave. near Irwindale Ave. Irwindale. Comment
  RSA385413  Avena sativa F. R. Fosberg 1931-3-31 S- 4425 Los Angeles Avalon, Santa Catalina Island. Comment
  RSA418207  Baccharis douglasii F. R. Fosberg 1931-5-2 4744 Los Angeles Middle Ranch Canyon Santa Catalina Island 200 Comment
  SD69578  Baccharis glutinosa Robert F. Thorne 1966-9-14 36657 Los Angeles Santa Catalina Island, shallow water of small stream in lower Middle Ranch Canyon near junction of Isthmus road and road to Ben Weston Beach 60 Comment
  POM350397  Baccharis pilularis Anstruther Davidson 1905-10 1452 Los Angeles Hollywood Hills Comment
  UCR267170  Baccharis plummerae D. E. Bramlet 2001-5-10 3142 Los Angeles Western Transverse Range; Santa Monica Mtns., Tuna Canyon, 3000 ft. east of Big Rock Dr., 2750 ft. south of Skyhawk Lane 427 Comment
  CAS-BOT-BC98161  Baccharis salicifolia Marcus E. Jones 1882-2-25 3021 Los Angeles Pasadena Comment
  OBI16946  Baccharis salicifolia Unknown 1960-3-29 Los Angeles Chatsworth lakeside 274 Comment
  UCR270106  Baccharis salicifolia R. G. Swinney 2011-3-17 14123 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  JEPS21269  Baccharis salicifolia subsp. salicifolia Frank W. Peirson 1918-10-15 283 Los Angeles foot of trail, Rubio Canyon, San Gabriel Mountains Echo Mtn.; San Gabriel Mountains, Rubio Canyon 548 Comment
  UC1483351  Baccharis salicifolia subsp. salicifolia Jack Delaini 1974-2-14 3 Los Angeles edge of San Dimas Creek Angeles National Forest, Lodi Canyon, San Dimas Experimental Comment
  UCD150972  Baileya multiradiata D. S. Park 2010-4-27 58 Los Angeles Ranch Santa Ana Botanic Garden 366 Comment
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Jan 5 2017
  UCR149517  Barbarea orthoceras R. G. Swinney 1997-7-17 5682 Los Angeles San Gabriel Mtns., west of Wrightwood, meadow at Big Pines, south of junction of Hwy 2 and Big Pines Hwy 2061 Comment
  JEPS47702  Berberis aquifolium var. dictyota Frank W. Peirson 1918-6-1 54 Los Angeles Eaton Canyon; San Gabriel Mts 609 Comment
  SEINET6078263  Berberis nevinii Mark Elvin, Wall, M. 1997-1 Los Angeles Comment
  CAS-BOT-BC75814  Berberis pinnata F. Grinnell Jr. 1910-6-11 s.n. Los Angeles Switzers Trail. San Gabriel Mountains. 1066 Comment
  LA201016  Berberis pinnata subsp. pinnata Carl Wishner; 1992-2-26 sn Los Angeles 150.0 Comment
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Aug 23 2018
  UC73343  Berula erecta Geo. B. Grant Jul 1902 104 Los Angeles Los Angeles Comment
  CAS-BOT-BC101990  Bidens pilosa LeRoy Abrams 1902-5-31 2484 Los Angeles Inglewood Comment
  JEPS32544  Bidens pilosa Elizabeth Day Palmer 1908-7-29 Los Angeles Comment
  SEINET11838156  Blennosperma nanum C. G. Pringle 1882-1 s.n. Los Angeles Wilmington Comment
  RSA653537  Bloomeria crocea Ian Thompson 1997-4-28 63 Los Angeles Cal Poly Pomona Ecological Reserve, Northwest facing slope South of E-Line. Comment
  RSA367444  Bloomeria crocea var. crocea Tisdale 1929-05 s.n. Los Angeles Mulholland Drive Comment
  CAS-BOT-BC482062  Bloomeria crocea var. crocea S. M. Kaune 1962-6-13 388 Los Angeles Ca. 15-20 mi. S of Tejon Pass; on route toward Castaic; off of Hwy 99, Just S of and above Oso Canon; SW end of the Tehat-Chapt Mtns; Angeles National Forest. Comment
  RSA367325  Bloomeria crocea var. crocea M. Bisbee 1917-5-15 61 Los Angeles East end of Eagle Rock Valley Comment
  RSA660092  Boechera californica Orlando Mistretta 1992-6-12 542 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  SFV1408  Boechera pulchra P. G. Kilburn 1958-4-12 725 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  CAS-BOT-BC30969  Bolboschoenus maritimus Samuel B. Parish; W. F. Parish 1881-10-1 1115 Los Angeles Coyote Creek. Comment
  RSA187948  Bothriochloa barbinodis R. F. Thorne 1966-4-28 36196 Los Angeles Santa Catalina Island: Renton Mine Road, E end island 152 Comment
  RSA0017438  Bothriochloa barbinodis Marcus E. Jones 1926-5-7 s.n. Los Angeles Mountains near Claremont. Comment
  CAS-BOT-BC95429  Bowlesia incana Le Roy Abrams 1899-3-31 307 Los Angeles Santa Monica Mtns., Sepulveda Canyon Comment
  UC1228869  Bowlesia incana Peter H. Raven 1962-4-12 17326 Los Angeles w side of San Clemente Island, soth of canyon below the Tomb San Clemente Island 137 Comment
  RSA757077  Boykinia rotundifolia R. G. Swinney 2008-9-13 9452 Los Angeles Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  UCR194025  Boykinia rotundifolia R. G. Swinney 1998-7-28 6520 Los Angeles San Gabriel Mtns., south fork of Cow Canyon at and above Fallen Leaf Spring, to 0.2 mi. south of Glendora Ridge Rd. 1427 Comment
  UC2030068  Brassica fruticulosa Scott D. White 2001-2-4 8155 Los Angeles SAN GABRIEL MTS: Cismontane foothills; Evey Canyon, a tributary to San Antonio Cyn just above San Antonio Flood Control Dam. Comment
  RSA0088584  Brassica nigra R. G. Swinney 2010-5-4 12553 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UCR260328  Brassica nigra R. G. Swinney 2010-5-4 12553 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA0066327  Brassica nigra K. Dobry 1991-5-22 d- 662 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA0084239  Brassica nigra Bette Wright 1942-4-25 s.n. Los Angeles Foothills, Glendale Comment
  SD52407  Brassica nigra Skip Stone May 1952 48 Los Angeles Blanchard Park (The Wash). 334 Comment
  RSA600512  Brassica rapa L. C. Wheeler 1968-2-4 s.n. Los Angeles Bluebird Ranch (Truck Trail) east of Richard Ferguson's house 457 Comment
  LA91512  Brickellia californica Bruce Douglas Clayton; Greg Clayton 1972-5-11 112 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, S side of Castle 548 Comment
  RSA188162  Brickellia californica R. F. Thorne 1966-4-5 35815 Los Angeles Santa Catalina Island. Along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest. 76 Comment
  RSA680065  Brickellia californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 350 Los Angeles Angeles National Forest. Glendora Ridge Road. On road cuts. 1.55 mi W of gate, just W of Cow Canyon Saddle. Comment
  UCR210011  Brickellia californica R. G. Swinney 2008-10-7 9465 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA0062665  Brickellia californica M. Ward, Shirley W. Campbell 1970-10-15 109 Los Angeles Lower Arroyo Seco, southeastern Pasadena. Comment
  CAS-BOT-BC106132  Brickellia nevinii Ernest Braunton 1901-5-12 s.n. Los Angeles Foothills Sherman Comment
  CAS-BOT-BC106143  Brickellia nevinii E. L. Greene 1903-10-10 3731 Los Angeles San Antonio Canyon near Claremont Comment
  RSA586450  Brickellia nevinii Orlando Mistretta 1994-9-27 1501 Los Angeles San Gabriel Mountains; Little Rock Creek, N of Little Sycamore below jct. of 4N15 and 5N04.3 1159 Comment
  RSA653462  Brickellia nevinii Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 757 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 487 Comment
  UCR270155  Bromus R. G. Swinney 2011-7-21 15525 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UCR273214  Bromus R. G. Swinney 2011-7-8 15491 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR186569  Bromus arenarius A. C. Sanders 2006-4-25 32197 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 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
  RSA669628  Bromus arizonicus LeRoy Gross 2002-4-13 525 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  UCD57680  Bromus arizonicus A. A. Beettle 1942-4-18 3082 Los Angeles Foothills Blvd. 13 miles south of Pasasdena. Comment
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Jun 26 2015
  RSA251434  Bromus carinatus R. F. Thorne 1966-4-16 36024 Los Angeles San Clemente Island: above Wilson Cove, NE end of island 30 Comment
  RSA729184  Bromus carinatus R. G. Swinney 1998-7-14 6451 Los Angeles Pine Mountain Ridge; 0.8 mi. west of Camp Lupine trail. Broad ridge top' montane coniferous forest. 2262 Comment
  CAS-BOT-BC149200  Bromus carinatus var. carinatus Le Roy Abrams 1901-4-1 1395 Los Angeles Monte Vista. Comment
  RSA191158  Bromus carinatus var. carinatus R. F. Thorne, M. Z. Thorne 1967-7-19 37164 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA588924  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2926 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
  SEINET943644  Bromus carinatus var. carinatus Steve Boyd, Walter Appleby 1993-1 8164 Los Angeles Western San Gabriel Mountains, N. of Sylmar and S. of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along ridgeline on western side of Loop Canyon; Rancho Santa Ana Botanic Garden 792 Comment
  UC1109348  Bromus carinatus var. carinatus Peter H. Raven 1962-4-9 17169 Los Angeles above Wilson Cove (San Clemente Island); San Clemente Island 60 Comment
  UC1584928  Bromus carinatus var. carinatus Tim Ross, Steve Boyd 1991-7-24 5617 Los Angeles nne of Granite Mountain 1874 Comment
  CAS-BOT-BC155580  Bromus grandis Geo. B. Grant 1906-6-10 s.n. Los Angeles Mount Lowe. Pasadena. 1524 Comment
  CHSC95424  Bromus grandis LeRoy Gross; Valerie Soza 2001-6-6 430 Los Angeles Los Angeles Basin region: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  UCR209218  Bromus grandis R. G. Swinney 2008-6-18 9063 Los Angeles San Gabriel Mountains, Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  POM363875  Bromus hordeaceus N. C. Cooper 1945-5-1 2215 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  UCR197169  Bromus hordeaceus Valerie Soza, LeRoy Gross 2001-5-9 1195 C Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  UCR272710  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles Channel Islands, San Clemente Island. Pyramid Cove 91 Comment
  RSA647953  Bromus hordeaceus subsp. hordeaceus Diane Elliott 1985-4-19 10 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  POM364034  Bromus laevipes Louis Greata 1901-09 s.n. Los Angeles Arroyo Seco. Comment
  RSA594218  Bromus madritensis subsp. madritensis L. C. Wheeler 1967-5-8 9326 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA656160  Bromus marginatus Joseph M. Keefe 1977-6-11 22105 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km west of Elinita Ave. Camp Max Straus. 427 Comment
  UCR240768  Bromus secalinus R. G. Swinney 2009-7-22 11347 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  CHSC99438  Bromus sterilis LeRoy Gross; M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1054 Los Angeles Transverse Ranges: Verdugo Mountains region: South side of mountains; Brand Canyon, below the high waterfall, where the canyon forks off. UTM Zone 11: 3784447N 0383368E. A smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  RSA0019947  Bromus tectorum R. F. Thorne 1971-5-18 41368 Los Angeles Santa Catalina Island: White's Landing. 30 Comment
  RSA0019956  Bromus tectorum Dean Brown 1948-5-16 8 Los Angeles Near Mountain Avenue, 0.5 mile south of Angeles National Forest. 610 Comment
  SFV16035  Cakile maritima A. M. Orcino, A. Sutton 1994-4-23 4 Los Angeles Playa del Rey Beach, corner of Pacific Ave. and Convoy St., 0.1 mile north of Culver Blvd. 2 Comment
  SD66827  Cakile maritima R. Mitchel Beauchamp 1967-3-19 324 Los Angeles San Clement Island; West Cove. Comment
  UCR125403  Calandrinia ciliata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25694 Los Angeles NE end of Santa Susana Mtns., 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 335 Comment
  UCR205115  Calandrinia ciliata R. G. Swinney 2008-4-16 8677 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  CAS-BOT-BC438411  Calandrinia ciliata W. H. Brewer 1861-2-1 192 Los Angeles San Fernando Plain Comment
  CAS-BOT-BC132276  Calochortus catalinae Carl Epling 1931-5-9 s.n. Los Angeles Los Alisos Canyon Comment
  CATA1047  Calochortus catalinae Mark L. Hoefs 1995-5-10 1975 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  CAS-BOT-BC132336  Calochortus clavatus Tim Ross; Steve Boyd 1993-5-23 7249 a Los Angeles Lower, easterly ridge of Red Mtn, ca 700-840 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  JEPS85104 Image available Calochortus clavatus Roy E. Buck and Rexford Palmer 1989-4-28 1223 Los Angeles ca 1.1 air km ene Pyramid Rock summit (22 air km nw of Castaic, between Interstate 5 and Pyramid Dam, on crest of n-s-extending spur ridge, e of small draining cyn s of Posey Cyn) 914 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
  RSA134724  Calochortus clavatus var. clavatus E. K. Balls, Percy C. Everett 1959-7-29 23863 Los Angeles Northeast of entrance to Stokes Canyon, Santa Monica Mountains. 244 Comment
  RSA377333  Calochortus clavatus var. gracilis Louis C. Wheeler 1932-6-12 811 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  RSA735589  Calochortus clavatus var. gracilis A. Edwards, A. Rudalevige 2008-4-29 123 Los Angeles Transverse Ranges, Santa Susana mtns region, At the Los Angeles County Fire Depts Del Valle Training Facility.Near center of 24 acre site 354 Comment
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Oct 23 2015
  SBBG122089  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-24 733 Los Angeles Plum Cyn, 1 km S of Cruzan Mesa, 2 km W of Sierra Hwy 645 Comment
  UCR191519  Calochortus invenustus R. G. Swinney 1998-7-8 6317 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  CAS-BOT-BC483413  Calochortus invenustus John Thomas Howell 1947-7-18 23414 Los Angeles Blue Ridge, San Gabriel Mountains 2590 Comment
  POM244810  Calochortus splendens F. R. Fosberg 1931-5-14 S- 4865 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  SBBG57759  Calochortus splendens R. Hoffmann 1929-5-21 Los Angeles lower Bouquet Cyn Comment
  SBBG57798  Calochortus venustus R. Hoffmann 1929-5-21 Los Angeles east Bouquet Cyn Comment
  SD215332  Calochortus venustus Steve Boyd, Lauren Raz 1997-5-6 9711 Los Angeles Liebre Mountains Region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence of Bee Canyonand 1.5 miles by road south of the Clearwater Canyon truck Trail 6N24. 609 Comment
  SEINET11167488 Image available Calodendrum capense Unknown 2000-7-1 Los Angeles Long Beach Comment
  UCR203195  Calyptridium monandrum R. G. Swinney 2005-5-21 8254 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR258499  Calystegia macrostegia R. G. Swinney 2010-3-10 11815 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR259902  Calystegia macrostegia R. G. Swinney 2010-4-23 12335 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA590514  Calystegia macrostegia subsp. intermedia T. S. Ross, Walter Appleby 1993-5-19 7177 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 804 Comment
  SD112015  Calystegia macrostegia subsp. intermedia Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island; mid-Avalon Canyon-Hour Trail. Comment
  UC450949  Calystegia macrostegia subsp. intermedia Fay A. MacFadden 1931-4-1 46 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon (Verdugo Hills, waste land and along roadsides) 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
  UC1794938  Calystegia peirsonii R. K. Brummitt and S. D. Boyd 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of powerhouse below Drinkwater Res 485 Comment
  UCR126760  Calystegia peirsonii A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26128 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
  UCR98728  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-5-1 9679 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  RSA764505  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2591 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  IRVC26465  Camissonia bistorta A. C. Sanders, Mark Elvin, et al. 2003-3-4 25699 Los Angeles Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA465674  Camissonia bistorta H. de Forest s.n. Los Angeles Palisades del Rey, at the beach Comment
  RSA465693  Camissonia bistorta Grace Shaffer s.n. Los Angeles Sierra Madre, Mountain Trail St. Comment
  RSA249793  Camissonia boothii subsp. decorticans Robert F. Thorne 1973-5-11 43489 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
  POM96351  Camissonia boothii subsp. decorticans P. A. Munz 1926-4-4 10004 Los Angeles Bouquet Canyon, 5 miles N of Saugus. Comment
  RSA466158  Camissonia californica F. R. Fosberg 1930-7-3 451 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA587237  Camissonia californica Orlando Mistretta 1994-5-11 1186 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  RSA652374  Camissonia campestris Marion P. Harthill 1974-4-22 1659 Los Angeles Mojave Hwy. & N4. Comment
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Jan 4 2012
  RSA454020  Camissonia cheiranthifolia subsp. suffruticosa Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  RSA702954  Camissonia claviformis Scott D. White, Michael Honer 2004-3-30 9965 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  RSA187567  Camissonia intermedia Peter H. Raven 1962-5-23 17857 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  RSA607222  Camissonia intermedia Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  UCR110881  Camissonia intermedia A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21988 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  RSA454085  Camissonia lewisii Anstruther Davidson 1901-4-20 1755 Los Angeles Hollywood, Cal. Comment
  RSA756273  Camissonia pallida Michael Honer, Crissy Slaughter, Julie Love 2009-4-30 3297 Los Angeles Antelope valley; Along 170th Street West, appx. 1.5 mi. N of Highway 138. 805 Comment
  UCR280523  Camissonia pallida R. G. Swinney 2014-4-10 16054 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UC557683  Camissonia robusta Nell Murbarger March, 1936 34 Los Angeles w slope of island San Clemente Island (dry wash) Comment
  RSA571284  Camissonia strigulosa Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8325 Los Angeles Side draw on northeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  SBBG60517  Camissonia strigulosa R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCD170655  Camissoniopsis confusa R. G. Swinney 2008-5-2 8725 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property. 1439 Comment
  SBBG61433  Camissoniopsis hirtella R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA592869  Capsella bursa-pastoris L. C. Wheeler 1967-7-30 10261 Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 Comment
  RSA658633  Capsella bursa-pastoris R. W. Hufstader 1971-3-22 36 Los Angeles Collected at Puddingstone Resevoir. Off San Dimas Rd. at entrance to resevoir. 213 Comment
  CAS-BOT-BC37456  Cardamine californica Ernest Braunton 1903-1-10 789 Los Angeles Arroyo Seco. Comment
  LA200310  Cardamine californica Martha Hilend Kinsey; 1934-3-10 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  LA200312  Cardamine californica Carl Epling; 1929-3-16 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA86169  Cardamine californica var. californica Karen Bartholemew; 1966-2-20 0 4 Los Angeles Santa Monica Mountains, Little Sycamore Canyon, 3.3 mi from US Hwy 101 on Little Sycamore Canyon Rd 365 Comment
  CAS-BOT-BC384771  Cardionema ramosissimum S. B. Parish; W. F. Parish 1882-10-1 933 Los Angeles Centenella Ranch Comment
  SD252276  Carduus pycnocephalus Steven A. Junak 1999-5-20 Sca 958 Los Angeles Santa Catalina Island: along Cottonwood-Black Jack Road, plant stop. 341 Comment
  RSA0062566  Carex alma R. G. Swinney 2010-9-9 13775 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA0116661  Carex alma R. G. Swinney 2008-7-12 9180 Los Angeles San Gabriel Mtns.; San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon. 622 Comment
  RSA593484  Carex alma Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8845 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon. 549 Comment
  UC115917  Carex alma H. E. Hasse Aug 1893 Los Angeles San Bernardino Range 1524 Comment
  UCR273157  Carex alma R. G. Swinney 2011-6-22 15275 Los Angeles San Gabriel Mountains, Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy 1598 Comment
  UCR273809  Carex alma R. G. Swinney 2011-6-15 15198 A Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  SEINET7549356 Image available Carex alma Tim Ross, Steve Boyd 1991-4-25 4597 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.) Glendora 7.5' USGS quadrangle. 536 Comment
  RSA762144  Carex globosa Orlando Mistretta, Christine Mistretta 2008-5-15 3060 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  SEINET10818105  Carex laciniata Hermann E. Hasse Hasse s.n. Los Angeles Creeks. Comment
  RSA509702  Carex multicaulis L. C. Wheeler 1967-8-9 10425 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1981 Comment
  UCR120886  Carex multicaulis L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  UCR193713  Carex pellita R. G. Swinney, Dave Larson 1999-5-29 7236 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  RSA601837  Carex praegracilis Steve Boyd 1996-4-25 8675 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  SBBG57196  Carex subfusca V. Duran 1933-7-21 3524 Los Angeles Buckhorn 1981 Comment
  SEINET7486525 Image available Carex subfusca P. F. Zika, Nick Otting 2010-1 25257 Los Angeles S shore of Jackson Lake, Big Pines Highway, San Gabriel Mountains (SnGb) 1860 Comment
  UC1133504  Carex triquetra Jerome S. Horton 1936-4-28 311 Los Angeles n end San Dimas Reservoir; Pomona Quadrangle, San Dimas watershed Comment
  RSA0082907  Carpobrotus Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3127 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along path leading to ocean. 16 Comment
  UCR202521  Castilleja R. G. Swinney 2005-8-15 8478 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  RSA757200  Castilleja affinis subsp. affinis Orlando Mistretta, Christine Mistretta 2008-4-7 2356 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 43 per TRTP survey-2008) 1020 Comment
  RSA82230  Castilleja affinis subsp. affinis F. W. Peirson 1921-3-6 2725 Los Angeles San Gabriel Wash. 213 Comment
  OBI9681  Castilleja applegatei subsp. martinii Rimo Bacigalupi 1953-5-2 4050 Los Angeles N edge of Oak Flat public camp, Angeles Natl Forest, NW Los Angeles county, just off US hwy 99 853 Comment
  RSA733159  Castilleja applegatei subsp. martinii R. G. Swinney 1997-6-13 5592 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473'), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  HSC90853  Castilleja applegatei subsp. martinii L. R. Heckard 1971-5-25 2584 Los Angeles Just above canyon bridge along Rd. (N3) over San Gabriel Mts. to Palmdale 1341 Comment
  OBI9671  Castilleja applegatei subsp. martinii Ruth C. Wilson 1961-4-11 s.n. Los Angeles Millard Cyn, San Gabriel Mt 610 Comment
  RSA0044701  Castilleja foliolosa Valerie L. Soza, Steve D. Boyd, Leland Lubinsky 2000-6-29 1043 Los Angeles Liebre Mountains: Junction of Old Ridge Route (FS Road 8N04) and road to summit of Liebre Mountain (FS Road 7N23). 1189 Comment
  RSA578107  Castilleja foliolosa Tim S. Ross, Steve D. Boyd 1994-5-31 7693 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
  UC885218  Castilleja foliolosa Marcus E. Jones, A. M. 1882-2-25 2827 Los Angeles Pasadena Comment
  JEPS89138  Castilleja grisea Peter Raven 1962-1 17735 Los Angeles head of canyon n of Boulder, San Clemente Island; San Clemente Island 274 Comment
  JEPS14041  Castilleja linariifolia Rimo Bacigalupi 1952-8-9 3900 Los Angeles mouth of Holcomb Canyon, along Big Rock Creek canyon road, n base of the San Gabriel Range Holcomb Canyon; San Gabriel Range, Holcomb Canyon 1188 Comment
  RSA0091986  Castilleja minor subsp. spiralis R. G. Swinney 2011-10-10 15720 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
  UC1595329  Castilleja minor subsp. spiralis Tim Ross and Orlando Mistretta 1992-7-24 6768 Los Angeles 900 m ene (76 degrees ene) Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts., Strawberry Spring 1460 Comment
  SEINET12032966  Casuarina W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  RSA153462  Caulanthus amplexicaulis var. amplexicaulis Wesley O. Griesel 1962-5-28 s.n. Los Angeles Angeles Forest Hwy, between Mill Creek Summit and Tunnel 1371 Comment
Read comments
Nov 19 2015
  RSA756587  Caulanthus cooperi Orlando Mistretta, Christine Mistretta 2008-4-30 2560 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
  UC10386  Caulanthus coulteri J. Burtt Davy May 9 1896-May 24 1896 2634 Los Angeles Leonis Valley Antelope Valley, Leonis Valley Comment
  RSA66757  Caulanthus heterophyllus var. heterophyllus F. W. Peirson 1919-3-30 666 Los Angeles Tujunga Canyon, west end of San Gabriel Mts. Comment
  SFV10192  Caulanthus inflatus J. G. Cuti 1978-4-2 39 Los Angeles About 3 miles south of Saddleback Butte State Park on Highway 170th., off shoulder. 30 Comment
  SBBG47543  Caulanthus lasiophyllus M. B. Dunkle 1929-4-7 2084 Los Angeles White's Landing Comment
  UC1070745  Ceanothus A. Lewis Feb 1934 Los Angeles Pacoima Canyon Angeles National Forest, San Fernando Quad. Comment
  RSA725594  Ceanothus arboreus Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 414 Los Angeles Santa Catalina Island. Boushay Canyon below Silver Peak Road. 356 Comment
  SEINET11182700  Ceanothus arboreus G. B. Grant, W. Wheeler 1904-1 148 /6146 Los Angeles Santa Catalina Island, Pacific Ocean, off Southern California. Comment
  RSA306185  Ceanothus crassifolius Fay A. MacFadden 1933-3-27 s.n. Los Angeles La Tuna Canyon, Verdugo Mountains Comment
  RSA398867  Ceanothus crassifolius Elbert Benjamine 1929-2-10 s.n. Los Angeles Arroyo Seco, above Pasadena. 915 Comment
  RSA670298  Ceanothus crassifolius Joseph M. Keefe 2001-3-19 31148 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  UC452582  Ceanothus crassifolius Geo. B. Grant 1901-1 147 Los Angeles Mt. Lowe Comment
  UCR150899  Ceanothus crassifolius Valerie Soza, Kent Hughes 1999-6-17 561 b Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Winter Creek Trail, above San Olene Canyon 747 Comment
  RSA317206  Ceanothus greggii var. vestitus Michael C. Long, J. E. Long 1974-3-24 s.n. Los Angeles Devil's Punchbowl Co. Park, Loop trail. 1402 Comment
  CAS-BOT-BC50157  Ceanothus integerrimus Geo. B. Grant 1904-3-18 s.n. Los Angeles Summit Mt. Wilson 1676 Comment
  LA52220  Ceanothus megacarpus Robert Fowler; 1935-1-18 4541 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  RSA0043348  Ceanothus megacarpus Ron Martinolich 1991-5-14 72 Los Angeles Los Angeles, Mulholland Drive, 0.4 mi. west of intersection with Encino Hills Dr. Comment
  RSA253137  Ceanothus megacarpus var. insularis Gary D. Wallace, M. Haefs 1975-3-23 1408 Los Angeles Santa Catalina Island, along road from Avalon near head of Swain's Canyon 427 Comment
  SD90319  Ceanothus megacarpus var. insularis Robert F. Thorne 1970-3-5 39365 Los Angeles Santa Catalina Island; N slope of Blackjack Mt 456 Comment
  SEINET12210588  Ceanothus oliganthus R. F. Thorne 1971-1 41509 Los Angeles San Gabriel Mts.: lower Evey Canyon off San Antonio Canyon 716 Comment
  POM310390  Ceanothus oliganthus var. oliganthus Margaret Hardinge 1946-3-11 143 Los Angeles Big Dalton Canyon. 457 Comment
  UCD112297  Ceanothus oliganthus var. oliganthus James Dilley 1997-2-8 s.n. Los Angeles Verdugo Mountains, in the San Fernando Valley. La Tuna Canyon Park about 1.2 miles up trail. 609 Comment
  LA42093  Ceanothus spinosus Carl Epling; Lincoln Ellison 1929-3-16 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  CATA1917  Cedrus deodara Grant Powell 2014-7-29 2 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 1.2 miles southwest of Pump House 2 277 Comment
  UCR125775  Cenchrus incertus A. C. Sanders 2003-5-26 26843 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA593399  Centaurium venustum Steve Boyd, Orlando Mistretta 1996-5-23 8822 A Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SEINET8583415  Centaurium venustum B. C. Templeton 4574 Los Angeles Mandeville Canyon, Santa Monica Mountians. 200 Comment
  SEINET8730778 Image available Centaurium venustum Muriel F. Wheeler 1938-1 975 Los Angeles San Dimas Wash, 1/2 mile northeast of San Dimas Country Park 860 Comment
  CAS-BOT-BC179814  Centrostegia thurberi Roxana S. Ferris 1918-6-12 940 Los Angeles 5 miles S of Lancaster Comment
  UC161827  Centrostegia thurberi var. thurberi Katharine Brandegee Los Angeles Lancaster Comment
  RSA150932  Cerastium glomeratum P. H. Raven 1962-4-10 17235 Los Angeles San Clemente Island. Gully to west side of island about 1.5 miles north of Thirst. 457 Comment
  SBBG98670  Cerastium glomeratum T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5178 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 502 Comment
  CAS-BOT-BC167127  Cercocarpus betuloides A. C. Sanders; Mark A. Elvin 2003-6-18 26947 Los Angeles Santa Susana Mountains, Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  POM140912  Cercocarpus betuloides C. F. Baker 1903-8-2 3441 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA453264  Cercocarpus betuloides Geo. L. Moxley 1916-6-15 493 Los Angeles Brown's Canyon Comment
  UCR223255  Cercocarpus betuloides R. G. Swinney 2009-5-20 10835 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  CAS-BOT-BC142114  Cercocarpus betuloides var. betuloides Carl B. Wolf 1932-5-10 3505 Los Angeles Avalon Canyon, above the last almond orchard - Santa Catalina Island 121 Comment
  CAS-BOT-BC142164  Cercocarpus betuloides var. betuloides Carl Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon - Santa Monica Mountains Comment
  RSA453283  Cercocarpus betuloides var. betuloides Fordyce Griffiths Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA611270  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1931-8-3 S- 40 Los Angeles San Gabriel Mountains 1/2 mile E of Palmer Canyon. 915 Comment
  UC457207  Cercocarpus betuloides var. betuloides Carl Epling 1931-5-2 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  RSA190997  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36876 Los Angeles Santa Catalina Island. Wild Boar Gully (Cercocarpus Arroyo) 152 Comment
  RSA449441  Cercocarpus ledifolius Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  UC1366114  Cercocarpus ledifolius var. ledifolius Jeannette L. Huber 1969-9-14 1035 Los Angeles 30 mi s of Azusa (Mount Throop); San Gabriel Mountains, Mount Throop 2286 Comment
  CAS-BOT-BC32719  Cercocarpus montanus var. traskiae Blanche Trask 1898-3-1 s.n. Los Angeles Santa Catalina Isl. Salte Verde. Avalon. Comment
  SBBG32104  Cercocarpus traskiae R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -186 Los Angeles Wild Boar Gully, Salta Verde Comment
  SD69649  Cercocarpus traskiae Robert F. Thorne, Reed Rollins, et al. 1967-3-18 36737 Los Angeles Santa Catalina Island; slope of dry arroyo, ca. 1-2 m above bottom opposite ridge running down from W bank; Salta Verde, Wild Boar Gully. 167 Comment
  UCR120618  Chaenactis artemisiifolia Steve Boyd, T. S. Ross 1988-4-28 2235 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA12190  Chaenactis artemisiifolia C. B. Wolf 1928-6-29 1001 Los Angeles Seminole Hot Springs 457 Comment
  RSA226087  Chaenactis artemisiifolia R. F. Thorne, C. W. Tilforth 1971-6-17 39957 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  IRVC28369  Chaenactis glabriuscula A. C. Sanders, Tricia Wotipka 2003-4-28 26097 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  CAS-BOT-BC277374  Chaenactis glabriuscula var. glabriuscula C. F. Baker 1909-5-15 5348 Los Angeles Mts near Claremont Comment
  UC1562573  Chaenactis glabriuscula var. glabriuscula Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7476 Los Angeles on n side of, (Co Rd N2) San Gabriel Mts. (Pine Canyon Rd. along San Andreas Fault); , San Andreas Fault Comment
  POM6066  Chaenactis glabriuscula var. lanosa Fred E. Leonard 1917-3-28 s.n. Los Angeles Claremont. Comment
  UCD130363  Chaenactis glabriuscula var. lanosa Daryl Koutnik; Vickie Dawes 1978-4-20 385 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  RSA165712  Chaenactis santolinoides Wesley O. Griesel, Brian C. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  NY163289  Chaenactis santolinoides var. indurata L. Abrams 1902-6-29 2589 Los Angeles Mt. Wilson 1767.8 Comment
  RSA799682  Chaenactis xantiana Pam De Vries 2013-4-3 7838 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1054 Comment
  UCR186887  Chaenactis xantiana A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32033 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA499081  Chamaesyce albomarginata L. C. Wheeler 1934-5-1 2580 Los Angeles S. end Puddingstone Diversion channel, La Verne. 305 Comment
  RSA596760  Chamaesyce maculata L. C. Wheeler 1970-8-8 s.n. Los Angeles Norwalk. Cerritos College. 11,110 E. Alondra Blvd. Comment
  CDA4773  Chamaesyce serpens Phillipson 1915-6-17 Los Angeles Monrovia. Comment
  RSA70397  Chamaesyce serpillifolia F. W. Peirson 1904-9-5 2035 Los Angeles La Canada Comment
  POM120988  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Pasadena. Comment
  RSA685725  Cheilanthes covillei G. R. Proctor 1944-4-9 839 Los Angeles Near Monrovia Peak Trail 1220 Comment
  RSA685780  Cheilanthes newberryi Richard C. Barkelew 1929-4-17 s.n. Los Angeles Santa Monica Mountains, Mulholland Highlands, Los Angeles. Comment
  RSA423252  Chenopodium ambrosioides Joseph A. Ewan 1931-7-4 4725 ` Los Angeles Pacoima Canyon, 1/2 mile below dam Comment
  CATA1651  Chenopodium berlandieri Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2937 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  RSA0115755  Chenopodium berlandieri R. G. Swinney 2011-3-29 14278 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
  SBBG65288  Chenopodium berlandieri R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  RSA481992  Chenopodium botrys Richard Noyes 1988-9-18 743 Los Angeles San Antonio Canyon. Rocky wash behind San Antonio Dam. 701 Comment
  RSA702158  Chenopodium botrys Michael Honer 2004-6-22 1983 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  UCR129398  Chenopodium botrys A. C. Sanders, Mark Elvin 2002-6-20 25218 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
  SBBG37880  Chenopodium californicum R. Moran 1941-2-17 578 Los Angeles E side of ravine, Middle Ranch 500 Comment
  RSA590933  Chenopodium californicum Orlando Mistretta 1994-4-12 1024 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1220 Comment
  UC1584055  Chenopodium desiccatum Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4052 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Angeles Nat'l Forest, Tujunga Ranger 1658 Comment
  RSA729394  Chenopodium leptophyllum R. G. Swinney 1998-7-21 6485 Los Angeles 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
Read comments
Apr 11 2010
  CATA1209  Chenopodium murale Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2265 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  RSA526605  Chenopodium murale Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4189 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCR84563  Chenopodium rubrum T. S. Ross 1994-9-21 8334 b Los Angeles San Gabriel Mtns., 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the south side of W Oakdale Canyon Rd, c. 100 m west of the Cow Spring Drainage. 1155 Comment
  RSA601563  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1967-6-15 9838 Los Angeles Liebre Mountain Region: Foothills NE of Saugus. 381 Comment
  SD178202  Chorizanthe parryi var. fernandina A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26060 Los Angeles Northeast end of Santa Susana Mtns.: Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course. On gentle south-facing slopes. 366 Comment
  CAS-BOT-BC244810  Chorizanthe staticoides Marcus E. A M Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC245250  Chorizanthe staticoides P. A. Munz; R. D. Harwood 1920-5-15 3924 Los Angeles Sepulveda Canyon, Santa Monica Mts. Plants of Southern California 243 Comment
  CATA3146  Chorizanthe staticoides Sarah Ratay 2011-5-26 140 Los Angeles Santa Catalina Island: South of road entrance to Airport in the Sky 461 Comment
  RSA392681  Chorizanthe staticoides Freda Detmers 1931-5-17 s.n. Los Angeles Mint Canon. [canyon] Comment
  RSA488740  Chorizanthe staticoides James L. Reveal 1988-5-24 6869 Los Angeles On a low mesa south of the Los Angeles County Animal Center Number 6 in Castaic near the junction of Charlie Canyon and Tapia Canyon roads on the east side of Castaic Valley. 381 Comment
  RSA653132  Chorizanthe staticoides A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21987 Los Angeles San Gabriel Mtns.: Soledad Pass area at N foot of mtns, ca. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation., [UTM 10km cell: 11S LJ-9E, 1N. Soledad Canyon] 984 Comment
  RSA716902  Chorizanthe staticoides LeRoy Gross 2006-5-30 2461 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Near start of survey. 1244 Comment
  UC849167  Chorizanthe staticoides Ira W. Clokey, B. Templeton May 1929 4491 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) Comment
  JEPS57770  Chorizanthe watsonii Frank W. Peirson 1919-5-10 394 Los Angeles Arraster Creek San Gabriel Mountains, Arraster Creek Comment
  RSA600136  Chorizanthe xanti Steve Boyd, Lauren Raz 1997-5-28 9835 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
  LA212328  Chrysopsis villosa var. fastigiata W. B.; Oscar Lewis 1973-10-12 s.n. Los Angeles Near main entrance gate to San Dimas Exp. Forest. 975 Comment
  SEINET8734889 Image available Chrysothamnus californicus var. occidentalis F. R. Fosberg 1931-1 7057 Los Angeles Upper Sonoran Zone, near Reservoir Summit, Ridge Route, western Sierra Madre Mountains 1 Comment
  RSA608445  Chrysothamnus nauseosus subsp. bernardinus L. C. Wheeler 1946-8-29 6311 Los Angeles San Gabriel Mountains: Vincent Gap. 2011 Comment
  RSA657918  Cirsium occidentale var. occidentale J. Totino 1979-6-7 34 Los Angeles 75 feet from creek, 1/2 mile east of technical building of Glendale College 1500 N. Verdugo Rd., Glendale Comment
  RSA0059667  Cirsium occidentale var. occidentale Louis C. Wheeler 1932-4-30 671 B Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  RSA784352  Cistanthe monandra Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 11 Los Angeles road 7N23 turn from road 7N08 Comment
  RSA33900  Cistus incanus Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  UCR238094  Clarkia affinis Mark A. Elvin, Cathleen Weigand 2003-5-22 2890 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA448272  Clarkia epilobioides F. R. Fosberg 1931-4-2 S- 4454 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 150 Comment
  RSA73334  Clarkia epilobioides F. W. Peirson 1919-5-18 433 Los Angeles Hills east of Monrovia Canyon 457 Comment
  RSA72216  Clarkia heterandra F. W. Peirson 1923-6-9 3551 Los Angeles Pine Canyon near Elizabeth Lake. 1189 Comment
  POM3034  Clarkia purpurea subsp. quadrivulnera D. L. Crawford 1916-4-15 s.n. Los Angeles Claremont. Comment
  LA45507  Clarkia unguiculata Harvey Anderson; Carl Epling, Lincoln Ellison 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA448469  Clarkia unguiculata G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  UC1870167  Clarkia unguiculata LeRoy Gross 2001-5-6 383 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  CATA1556  Claytonia parviflora subsp. parviflora Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2814 Los Angeles Santa Catalina Island: About halfway into Middle Canyon 286 Comment
  RSA748782  Claytonia parviflora subsp. parviflora Justin M. Wood 2009-4-7 467 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 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
  CAS-BOT-BC183861  Claytonia parviflora subsp. parviflora Timothy S. Ross; Steve Boyd 1994-5-4 7653 Los Angeles Grass Mountain: gradual, grassy slope of easterly exposure, ca 70 m ENE of the summit 1391 Comment
  RSA0107837  Claytonia perfoliata Steven A. Junak 2000-5-19 SCa- 1328 Los Angeles Santa Catalina Island. SE portion of 1999 burn, above Goat Harbor, ca. 0.76 mi. SSW of Goat Harbor. 438 Comment
  CAS-BOT-BC439909  Claytonia perfoliata subsp. intermontana John M. Miller; Dan Luoma 1977-5-10 687 Los Angeles N-side of Sawmill Mountain; Lower Shake Creek Campground. 1219 Comment
  SBBG38805  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1939-4-3 7224 Los Angeles Chenetti Cyn Gorge Comment
  UCD100778  Claytonia perfoliata subsp. mexicana Geoffrey Levin 1974-4-27 48 Los Angeles Evoy Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. 751 Comment
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Apr 1 2014
  RSA0040209  Claytonia perfoliata subsp. mexicana Orlando Mistretta 1989-5-15 s.n. Los Angeles San Clemente Island, Bryce Canyon. Comment
  RSA151277  Claytonia perfoliata subsp. mexicana P. H. Raven 1962-4-9 17163 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  UC56763  Claytonia perfoliata subsp. mexicana Ernest Braunton 1902-3-30 164 Los Angeles Elysian Hills Comment
  RSA396476  Clematis lasiantha Walter Wisura, A. Liston, S. D. Boyd 1987-4-30 4147 Los Angeles 8.6 miles from Rincon Forest Station along Rincon-Red Box forest road. San Gabriel Mountains. Comment
  CAS-BOT-BC92813  Clematis pauciflora Moxley; Grimmell 1916-6-16 503 Los Angeles Santa Susanna Mountains. Comment
  RSA601065  Cnicus benedictus Steve Boyd, Lauren Raz 1997-6-18 9991 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Portal Ridge, 5.1 road miles west of intersection with 90th St. West. 1054 Comment
  UCR187107  Cnicus benedictus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32244 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  UCR246425  Collinsia Dan S. Cooper 2011-6-6 611- 80 Los Angeles Western San Gabriel Mountains, Portal Ridge, east of Three Points, off Pine Canyon Rd. 1332 Comment
  UC1928589  Collinsia callosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 20 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
  UCR197770  Collinsia callosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 20 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  VVC3082  Collinsia childii Tim Thomas, P. J. MacKay 2015-5-10 6613 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  UCR184115  Collinsia heterophylla A. C. Sanders, T. B. Salvato 2007-4-24 33505 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  CAS-BOT-BC240959  Collinsia parryi Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Santa Monica Comment
  RSA0117346  Collinsia parryi A. C. Life 1921-4-3 15731 Los Angeles Pacoima Canyon. Comment
  SEINET2445255  Collomia grandiflora Tim Ross, Steve Boyd 1994-6-22 8023 a Los Angeles Liebre Mountains. N slope of Sawmill Mountain Complex: ca 1200 m (air) due E of Sawmill Mountain summit, along draw draining N to Hideaway Canyon. Burnt Peak 7/5' USGS Quadrangle.; 0 1500 Comment
  RSA640957  Convolvulus arvensis L. C. Wheeler 1931-7-22 s.n. Los Angeles La Verne: Wheeler's residence. Comment
  POM155662  Convolvulus arvensis M. B. Dunkle 1928-5-13 1947 Los Angeles Middle Ranch Canyon. 198 Comment
  RSA258354  Convolvulus arvensis C. W. Tilforth 1972-6-2 567 Los Angeles Botanic Garden Comment
  CDA21759  Conyza canadensis G. C. Fleischman 1945-9-29 Los Angeles Pasadena. 0 Comment
  RSA0033683  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5435 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  RSA602561  Cordylanthus rigidus subsp. setiger Louis C. Wheeler 1967-8-28 10551 Los Angeles San Gabriel Mountains: Gold Dollar Mine at head of Dry Gulch off Coldwater Canyon. 2195 Comment
  RSA412297  Cordylanthus rigidus subsp. setiger Anstruther Davidson 1883-1 s.n. Los Angeles Glendale. Comment
  UC1119224  Coreopsis bigelovii A. D. Gifford 1935-3-6 447 A Los Angeles 2.5 mi sw of Red Mtn.; Angeles National Forest, Tejon Quad. 487 Comment
  UC133523  Coreopsis californica var. californica Miss Alice Eastwood 1903-4-15 4090 Los Angeles Comment
  SEINET3146399  Coreopsis douglasii G. B. Grant 681 Los Angeles Altadena Comment
  UC569648  Coreopsis douglasii Marcus E. Jones 3361 Los Angeles Pasadena Comment
  CAS-BOT-BC101026  Coreopsis gigantea M. B. Dunkle 1940-3-21 7444 Los Angeles Santa Barbara Island Comment
  CAS-BOT-BC105679  Corethrogyne filaginifolia Wesley O. Griesel 1961-9-16 s.n. Los Angeles Los Angeles 152 Comment
  CLARK-A1528-1787  Corethrogyne filaginifolia var. peirsonii John C. Roos 1937-8-11 2543 Los Angeles Comment
  CAS-BOT-BC212117  Cornus sericea A. J. McClatchie 1893-9-7 471 Los Angeles Catalina Comment
  LA201171  Coronopus didymus Arthur C. Gibson; 2003-5-4 4703 Los Angeles 518 Comment
  RSA624643  Cotula australis L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  RSA423446  Crassula connata var. erectoides E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  SBBG31153  Crocanthemum scoparium R. F. Thorne 1966-4-28 36252 Los Angeles Hay Press area [Haypress] 426 Comment
  UC1211012  Crocanthemum scoparium var. vulgare Huron H. Smith 1912-5-3 4942 Los Angeles Azusa 243 Comment
  POM219970  Crossosoma californicum F. R. Fosberg 1932-5-5 8119 Los Angeles Canyon above Villa Park. Avalon, Catalina Island 40 Comment
  RSA397737  Crossosoma californicum Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA583079  Crossosoma californicum T. S. Ross 1993-4-22 6881 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft); 1000m ESE of Cactus Peak summit; large, lichen-covered outcrop on NNW side of 1528-ft peak. 447 Comment
  SBBG21942  Crossosoma californicum R. F. Thorne with P. C. Everett 1964-2-6 Los Angeles above Fourth of July Cove 30 Comment
  UC729597  Crossosoma californicum Carl B. Wolf 1932-5-9 3493 Los Angeles about due w Pebbly Beach (along road to Renton Mine); Santa Catalina Island 304 Comment
  SD39873  Croton californicus Edith A. Purer 1931-4-28 2031 Los Angeles Redondo Beach Comment
  RSA480558  Croton californicus var. californicus Robert Gustafson 1980-7-9 1813 Los Angeles Ballona Wetlands, Area 3. Confined to a narrow strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Channel in area 3; also on coastal strand along the western boundary area 1. Comment
  RSA0116459  Cryptantha R. G. Swinney 2011-9-22 15676 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of Inspiration Cyn. & Coldwater Cyn., near spring & watertank. 1140 Comment
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Feb 19 2020
  RSA763225  Cryptantha barbigera Justin M. Wood 2010-5-10 1591 Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA0094557  Cryptantha circumscissa Richard G. Swinney 2011-6-6 15010 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA0031378  Cryptantha clevelandii Louis C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  RSA177785  Cryptantha clevelandii R. F. Thorne, P. Everett 1965-5-10 34499 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  UC55366  Cryptantha clevelandii J. H. Barber 1898-3-20 Los Angeles South Beach Comment
  UCR190013  Cryptantha clevelandii R. G. Swinney 1998-7-30 6596 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  RSA778928  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-6-1 5231 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  RSA0042498  Cryptantha decipiens Ed Kentner, Onkar Singh 2014-4-4 367 Los Angeles Western Mojave Desert, approx. 3.3 km northeast of Valyermo along Bob's Gap Road approx. 1.6 km southeast of the aqueduct 1126 Comment
  RSA763256  Cryptantha decipiens Justin M. Wood 2010-5-10 1587 -B Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR223118  Cryptantha echinella R. G. Swinney 2009-5-13 10782 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  JEPS67675  Cryptantha intermedia Frank W. Peirson 1919-5-10 402 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  UCR125559  Cryptantha intermedia A. C. Sanders 2003-5-22 26821 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR182387  Cryptantha intermedia R. G. Swinney 1998-5-9 6050 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 201 Comment
  UCR251876  Cryptantha intermedia Victoria M. Woods, David G. Cook 2014-5-10 27 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail at Baldy Mtn. Rd turnoff 1043 Comment
  RSA0076104  Cryptantha intermedia Orlando Mistretta 1992-4-5 166 Los Angeles Guds, San Clemente Island. Comment
  UC1587206  Cryptantha intermedia Tim Ross 1991-5-23 5490 Los Angeles lower Tota Canyon, middle of island, e escarpment San Clemente Island, Tota Canyon 67 Comment
  SD39883  Cryptantha intermedia var. johnstonii Edith A. Purer 1933-5-30 4997 Los Angeles Playa del Rey Comment
  RSA0076120  Cryptantha intermedia var. johnstonii T. S. Ross, Walter Appleby 1993-5-13 7114 Los Angeles Western San Gabriel Mtns: ca. 850m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  UC174931  Cryptantha micrantha Geo. B. Grant 1906-6-17 445 a-6796 Los Angeles Mt. Wilson Summit 1828 Comment
  RSA748581  Cryptantha microstachys Scott D. White, Justin M. Wood 2009-5-6 12639 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  HSC101308  Cryptantha muricata R. G. Swinney 2009-4-28 10516 Los Angeles Transverse Range, San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA0058218  Cryptantha muricata R. G. Swinney 2010-6-23 13348 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA0087036  Cryptantha muricata R. G. Swinney 2010-3-30 12122 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA773289  Cryptantha muricata R. G. Swinney 2009-6-24 11273 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SEINET269237  Cryptantha muricata Scott D. White, Chet McGaugh 1995-5-16 3067 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  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
  UCR258772  Cryptantha muricata R. G. Swinney 2010-6-23 13347 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  UCR281995  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-7 16414 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA0079360  Cryptantha muricata var. muricata Steve Boyd, Lauren Raz 1997-3-31 9395 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA0079205  Cryptantha muricata var. muricata C. B. Wolf 1936-5-26 7831 Los Angeles Indian Canyon Camp, 2 mi. off Soledad Canyon, NW end of of San Gabriel Range. 914 Comment
  UCR189694  Cryptantha nemaclada R. G. Swinney 1998-7-21 6476 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA499745  Cryptantha nevadensis var. rigida Robert Gustafson 1977-4-20 417 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  SBBG63847  Cryptantha oxygona R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR189403  Cryptantha oxygona R. G. Swinney 1998-7-2 6195 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA578721  Cryptantha similis T. S. Ross, J. M. Porter 1994-5-1 7570 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA630749  Cryptantha similis L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1219 Comment
  UCR277232  Cryptantha similis R. G. Swinney 2011-4-19 14394 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  POM368349  Cryptantha similis Frances Runyan 1973-4-14 41 Los Angeles About 10-15 miles southwest of Gorman along a mostly dirt road toward Piru Creek. 1067 Comment
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Jan 6 2015
  RSA729832  Cryptantha simulans R. G. Swinney 1998-7-10 6355 Los Angeles San Gabriel Mtns.: Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  UCR51869  Cryptantha simulans Steve Boyd, Laura Kopase 1987-6-8 2074 Los Angeles San Gabriel Mtns., 5 mi. WNW of Wrightwood in Cedar Canyon, near junction with Mescal Creek 1524 Comment
  SDSU5414  Cryptantha traskiae R. M. Beauchamp 1967-1-28 132 Los Angeles 1/2 mile south of Eel Point; San Clemente Island. Comment
  POM156360  Cucurbita foetidissima L. R. Abrams 1902-6-10 s.n. Los Angeles Near Playa del Rey. Comment
  CHSC98203  Cuscuta californica A. C. Sanders; Andy Thompson 2003-4-15 25992 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft south of Magic Mountain theme park. Hills. 396 Comment
  UCR206165  Cuscuta californica A. C. Sanders, T. B. Salvato 2009-5-29 37058 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  RSA233037  Cuscuta ceanothi Christopher Davidson 1966-3-15 683 Los Angeles Griffith Park. 76 Comment
  RSA550693  Cuscuta indecora T. S. Ross, Annette H. Ross 1991-7-29 5706 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA716871  Cuscuta pentagona Scott D. White, Andrea Warniment 2006-7-18 11634 Los Angeles SE Tehachapi Mtns: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. 1006 Comment
  IRVC27953  Cuscuta subinclusa A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27144 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  RSA773526  Cylindropuntia californica var. parkeri R. G. Swinney 2009-7-1 11294 Los Angeles Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  SEINET10400893  Cylindropuntia echinocarpa Marc A. Baker, Bruce D. Parfitt 1987-4-15 7518 Los Angeles 1.3 km S of Pearblossom Hwy along 165th St. E.; ca. 4 km N. of Holcomb Ridge. 990 Comment
  UC572680  Cynodon dactylon Nell Murbarger April, 1936 138 Los Angeles San Clemente Island Comment
  UCD60024  Cynodon dactylon Gordon Pilone 1960-5-19 46 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  RSA608304  Cyperus difformis L. C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 - 3/4 mile W of Bear Creek. 518 Comment
  UCR108381  Cyperus difformis L. C. Wheeler 1946-9-8 6361 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.25 mile below forks along the hwy on W side Comment
  CATA1352  Cyperus eragrostis Mark L. Hoefs, Robert F. Thorne 1995-7-26 2459 Los Angeles Santa Catalina Island: Middle Canyon in stream bed just below reservoir 169 Comment
  CAS-BOT-BC114307  Cyperus esculentus George B. Grant 1905-6-1 s.n. Los Angeles Covina Comment
  RSA365096  Cyperus niger var. capitatus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA301979  Cystopteris fragilis J. R. Shevock 1971-3-28 824 Los Angeles Mapleleaf Cyn, San Gabriel Mtns. 487 Comment
  RSA613029  Dactylis glomerata L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). Comment
  UCR43296  Datisca glomerata David Charlton 1986-6-15 273 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
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Jun 26 2008
  POM209997  Datisca glomerata Victor Duran 1933-7-11 3518 Los Angeles Sulphur Spring. 1524 Comment
  RSA431660  Datisca glomerata M. Vincent 1962-7-5 266 Los Angeles Old Topanga Canyon Road, .5 mi. W of Topanga Canyob Blvd. Comment
  UCR210482  Datura wrightii R. G. Swinney 2008-12-2 9926 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  CATA966  Daucus pusillus Mark L. Hoefs 1994-5-21 1834 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA177812  Daucus pusillus R. F. Thorne, P. Everett 1965-5-10 34497 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  RSA80390  Daucus pusillus F. W. Peirson 1919-6-7 500 Los Angeles Cow Canyon divide, San Antonio Creek Region 1372 Comment
  POM3316  Daucus pusillus Clara Caldwell 1907-5-15 s.n. Los Angeles Claremont Wash 366 Comment
  SDSU4565  Deinandra clementina R. M. Beauchamp 1967-3-17 235 Los Angeles East of Wilson Cove area. Comment
  UC1215122  Deinandra clementina Peter H. Raven 1962-7-11 18013 Los Angeles Wilson Cove San Clemente Island, Wilson Cove 60 Comment
  SBBG44977  Deinandra fasciculata I. W. Clokey, E. G. Anderson 1935-5-9 Los Angeles Pomona Hills 400 Comment
  CHSC22210  Delphinium cardinale Robert A. Schlising 1968-7-28 2896 Los Angeles Lopez Canyon, north of Pacoima. Comment
  RSA0085303  Delphinium cardinale R. G. Swinney 2010-8-26 13599 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA398737  Delphinium parryi subsp. parryi Donald R. Bissing 1973-6-2 108 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  UC912668  Delphinium parryi subsp. purpureum Herbert L. Mason 1926-4-26 2966 Los Angeles summit of 1st grade Mint Canyon Road Comment
  RSA19641  Delphinium patens subsp. hepaticoideum I. W. Clokey, E. G. Anderson 1935-5-9 6621 Los Angeles San Dimas Canyon Comment
  UCD96565  Delphinium patens subsp. hepaticoideum Geoffrey Levin 1974-4-27 62 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. 731 Comment
  RSA0011524  Delphinium patens subsp. montanum Orlando Mistretta, Christine Mistretta 2011-6-23 5725 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  SD253511  Dendromecon rigida R. G. Swinney 2011-5-19 14788 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 mile at 84 degrees SSE of ct. of Colby Ranch Rd. and FSR 3N19, upper Colby Canyon. 1018 Comment
  UC1871138  Dendromecon rigida T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4863 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  POM9758  Dendromecon rigida subsp. rigida P. A. Munz 1921-4-24 4428 Los Angeles Near Oak Flats on Ridge Road to Bakersfield. 915 Comment
  UCR210115  Deschampsia elongata R. G. Swinney 2008-7-24 9349 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCR276819  Descurainia pinnata R. G. Swinney 2010-5-21 12882 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
  POM307890  Descurainia pinnata subsp. glabra Henry J. Ramsey, Henry J. Ramsey 1938-4-16 2684 Los Angeles Lancaster Comment
  UC55210  Descurainia pinnata subsp. menziesii Jos. Burtt Davy 1901-1-25 Los Angeles Saugus Comment
  CAS-BOT-BC43492  Descurainia sophia Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9478 Los Angeles 5 miles west of Lancaster on Antelope Valley Road. Comment
  PASA1626  Dicentra chrysantha Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  RSA0053868  Dicentra chrysantha R. G. Swinney 2010-4-20 12296 Los Angeles San Gabriel Mountains; Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA608511  Dicentra chrysantha Louis C. Wheeler 1930-11-25 s.n. Los Angeles Base of San Gabriel Mountains at Claremont - La Verne: Thompson Creek Dam. Comment
  UC843550  Dichelostemma capitatum F. R. Fosberg 1931-3-25 S 4369 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 50 Comment
  CAS-BOT-BC499445  Dichelostemma capitatum J. H. Thomas 1949-2-22 3 Los Angeles San Clemente Island, near Wilson's Cove. Comment
  RSA376845  Dichelostemma capitatum subsp. capitatum A. M. Johnson 1934-4-7 4398 Los Angeles Botany Garden, Campus, UCLA Los Angeles Comment
  SEINET218190  Dichelostemma capitatum subsp. capitatum Constance M. Vadheim 1970-4-14 14 Los Angeles Field directly E. of Pitzer College Claremont E. of rock quarry S. of Foothill Blvd. San Gabriel Mountains. 305 Comment
  UCR281426  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2014-5-27 16667 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA652066  Dichelostemma capitatum subsp. capitatum Calvin Lohman 1948-5-20 sn Los Angeles 3.5 miles SW of San Dimas. 237 Comment
  UCSB8644  Dichelostemma capitatum subsp. capitatum Albright, S. 1957-5-12 Los Angeles UCLA Campus; Faculty Hill 91 Comment
  POM11953  Digitaria sanguinalis H. S. Yates 1914-6-1 s.n. Los Angeles Pomona. Comment
  UCR182261  Dimorphotheca sinuata R. G. Swinney, Dave Larson 1998-4-26 6026 Los Angeles San Gabriel Mtns., LaVerne, north Marshall Canyon watershed, 2.1 miles NE of Wheeler Ave. and Golden Hills junction on Sunset Ridge Rd., along dirt motorway 549 Comment
  SEINET181921  Diplacus brevipes Ira W. Clokey, B. Templeton 1929-1 4519 Los Angeles Mandeville Canyon, Santa Monica Mts 350 Comment
  CAS-BOT-BC153053  Diplacus fremontii Ernest Braunton 1904-5-1 913 Los Angeles Glendale to Burbank Comment
  CAS-BOT-BC150664  Diplacus longiflorus L. B. Ware 1971-5-16 101 Los Angeles East side of Tuna Canyon, Santa Monica Mountains 167 Comment
  CAS-BOT-BC150572  Diplacus parviflorus Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4421 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  SBBG105048  Diplacus puniceus T. Ross 1993-4-21 6840 Los Angeles major E-W ridge between "Carlos" and Cactus Pk 396 Comment
  LA201037  Diplotaxis tenuifolia Peter H. Raven; 1958-9-28 13731 Los Angeles Santa Monica Mountains, Elysian Park 198 Comment
  CAS-BOT-BC195620  Distichlis spicata I. Johnston 1917-5-13 s.n. Los Angeles El Monte 91 Comment
  SEINET4904067  Dodecatheon clevelandii C. E. 1925-1 6508 Los Angeles Griffith Park, Los Angeles Comment
  UCSB7574  Dodecatheon clevelandii Wedberg, Lee 1954-3-8 Los Angeles Griffith Park 457 Comment
  POM68290  Dodecatheon clevelandii subsp. clevelandii Verne Grant, Alva Grant 1951-3-23 15976 Los Angeles Foothills north of Claremont 579 Comment
  RSA592470  Dodecatheon clevelandii subsp. insulare Mark Hoefs 1973-3-13 58 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  UC877534  Dodecatheon clevelandii subsp. insulare F. R. Fosberg 1931-3-25 S 4361 Los Angeles Hamilton Canyon Santa Catalina Island, Hamilton Canyon 130 Comment
  CAS-BOT-BC129962  Dodecatheon redolens H. J. Thompson 1953-6-12 1561 Los Angeles In seepage area below Windy Springs, N slope of Mt. Islip N of Crystal Lake, San Gabriel Mts. 2133 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
  SD111583  Draba corrugata var. corrugata Wayne P. Armstrong 1982-7-24 Los Angeles Ridge west of Pine Mountain (San Gabriel Mountains) 2745 Comment
  POM366511  Drymocallis glandulosa var. glandulosa L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  POM48460  Drymocallis glandulosa var. wrangelliana Philip A. Munz 1925-3-16 9359 Los Angeles Cobal Canyon, north of Claremont. 488 Comment
  LA103223  Dryopteris arguta Barry A. Prigge; 1985-6-14 6401 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  LA200090  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1705 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Rd. S of Mulholland Hwy, just N of Cold Creek and E of road. 304 Comment
  LA200092  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1689 Los Angeles SANTA MONICA MOUNTAINS, Lobo Canyon, ca 1 mi W of Triunfo Canyon Rd. 304 Comment
  LA200109  Dryopteris arguta Lawrence L. Kiefer; 1966-4-16 1876 Los Angeles SANTA MONICA MOUNTAINS, Russell Valley, ca 2 mi W of Kanan Rd, canyon S of Hwy 101. 304 Comment
  UCSB8238  Dryopteris arguta Olsen, Meryl 1954-4-19 Los Angeles Little Dalton Canyon in San Gabriel Mtns. 548 Comment
  RSA423514  Dudleya cymosa H. de Forest 1931-06 17654 Los Angeles Santa Barbara National Forest. Comment
  CAS-BOT-BC428117  Dudleya cymosa subsp. cymosa Timothy S. Ross; Steve Boyd 1994-5-11 7832 Los Angeles Liebre Mountains. Elizabeth Lake Canyon: dogleg bend in the canyon between the influxes of Warm Springs Canyon (from the W) and Ruby Canyon (from the E). 627 Comment
  UCD101903  Dudleya cymosa subsp. ovatifolia Daryl Koutnik 1978-5-30 505 Los Angeles Cornell Corners on Cornell Road south of Agoura Road. 274 Comment
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Oct 1 2018
  RSA598224  Dudleya hassei James C. Dice, M. Donoghue 1983-5-20 346 Los Angeles Santa Catalina Island. NE facing slope above Pebbly Beach Dr. between Avalon Bay and Abalone Point. 23 Comment
  CAS-BOT-BC428404  Dudleya lanceolata Reid Moran 1941-5-17 866 Los Angeles Floor of San Fernando Valley East of San Fernando 325 Comment
  RSA772282  Dudleya lanceolata R. G. Swinney 2009-5-9 10702 Los Angeles Azusa, San Gabriel River 0.1 mi. north of San Gabriel River Bike Path parking lot at Hwy 39 junction 226 Comment
  UC933287  Dudleya lanceolata Reid Moran 1946-5-30 2065 Los Angeles 2 mi above Coldbrook Guard Station (Soldier Canyon) 1158 Comment
  SD207024  Dudleya lurida Reid Moran 1944-6-15 1894 Los Angeles Triunfo Canyon; Sierra Santa Monica. On bare rock at loop in road. 359 Comment
  RSA534963  Dudleya virens subsp. hassei F. R. Fosberg 1931-4-7 54502 Los Angeles Hamilton Beach, Santa Catalina Island. 2 Comment
  UCR258959  Dysphania botrys R. G. Swinney 2010-9-13 13816 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  UCD60933  Echinochloa crus-galli var. zelayensis Frank W. Gould 1943-10-10 2161 Los Angeles On railroad siding 1 1/2 miles south of Compton. Comment
  RSA0062517  Echium candicans R. G. Swinney 2010-4-20 12317 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  CATA1285  Ehrharta calycina Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-13 2372 Los Angeles Santa Catalina Island: Silver Peak Trail Road, off of Upper West End Road 475 Comment
  RSA0068436  Ehrharta erecta R. G. Swinney 2010-8-16 13547 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR51522  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  UCR94670  Eleocharis macrostachya A. C. Sanders, E. J. Lott 1993-5-6 13972 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
  LA15868  Eleocharis montevidensis Louis Wheeler; 1932-9-19 1396 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, at Los Feliz Blvd Bridge. 121 Comment
  UCD49728  Eleocharis montevidensis Peter H. Raven; Henry J. Thompson 1960-7-17 15560 Los Angeles Matted edge of stream, Malibu Creek 2 miles above the ocean. 45 Comment
  CAS-BOT-BC113280  Eleocharis parishii Timothy S. Ross; Steve Boyd 1994-5-24 7839 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and 2 tributaries 515 Comment
  UCR204750  Eleocharis parishii R. G. Swinney 2005-8-9 8425 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
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May 10 2012
  UCR204748  Eleocharis rostellata R. G. Swinney 2005-8-9 8422 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
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May 10 2012
  UCR166707  Elymus elongatus Scott D. White, Jennifer H. Jones 2005-6-23 11148 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  UCR258856  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. 1350 Comment
  UCR270024  Elymus elymoides R. G. Swinney 2010-6-1 13097 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
  RSA0045220  Elymus glaucus R. G. Swinney 2010-6-21 13266 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  UCR194056  Elymus glaucus R. G. Swinney 1998-8-17 6770 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  RSA0011222  Elymus glaucus subsp. glaucus A. J. Cook 1900-5-22 119 Los Angeles Canyon near Claremont Comment
  RSA228899  Elymus trachycaulus subsp. trachycaulus R. F. Thorne 1971-8-25 41268 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  CATA1422  Elymus triticoides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Jennifer Stone 1996-2-12 2580 Los Angeles Santa Catalina Island: Little Harbor 0 Comment
  RSA0105692  Elymus triticoides Amy Catalano 2016-5-25 16 -132 Los Angeles Santa Catalina Island. Short spur road at sharp turn at south end of Big Springs Road. 63 Comment
  JEPS8609  Emmenanthe penduliflora Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4197 Los Angeles 7.7 mi above Little Tujunga Canyon road junction with State Highway 118 (slide along Little Tujunga Canyon road); San Gabriel Mountains 822 Comment
  LA200516  Emmenanthe penduliflora var. penduliflora M. Zartlin; 1951-5-18 sn Los Angeles Comment
  CHSC95795  Encelia actoni LeRoy Gross 2005-5-3 2254 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
  OBI70306  Encelia actoni Louis C. Wheeler 1967-5-23 9688 Los Angeles San Gabriel Mtn: at mouth of Bear Cyn, off Soledad cyn 579 Comment
  UCR151006  Encelia actoni Walter Wisura 2001-5-18 5165 Los Angeles W Mojave Desert, Fort Tejon Rd., 3.7 mi east of Bob's Gap Road 1037 Comment
  RSA526475  Encelia californica Timothy S. Ross 1991-3-24 4314 Los Angeles Whittier Hills. 311 Comment
  SFV5531  Encelia californica W. A. Kelley 1969-4-1 s. n. Los Angeles Santa Monica Mountains Studio City. Near Laurel Canyon. Comment
  UC1118044  Encelia californica A. D. Gifford 1934-5-8 214 Los Angeles Escondido Canyon Triunfo Pass Quadrangle, Escondido Canyon (Plot 97) Comment
  RSA85055  Ephedra nevadensis F. W. Peirson 1921-5-19 1527 Los Angeles Little Rock Creek 945 Comment
  UCR189710  Epilobium angustifolium R. G. Swinney 1998-7-14 6418 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  CAS-BOT-BC166248  Epilobium canum subsp. canum Fordyce Grinnell 1915-11-1 s.n. Los Angeles Echo Mts., near Pasadena Comment
  JEPS44012  Epilobium canum subsp. canum Frank W. Peirson 1918-10-15 279 Los Angeles foot of Echo Mt. trail San Gabriel Mts. 548 Comment
  POM46087  Epilobium canum subsp. canum Marcus E. Jones 1884-8-29 s.n. Los Angeles Pasadena. Comment
  SDSU8890  Epilobium canum subsp. canum A. H. Gallup 1947-10-13 61 Los Angeles Below Morris Dam in San Gabriel Canyon 732 Comment
  CAS-BOT-BC171925  Epilobium canum subsp. latifolium Robert F. Thorne; J. Dourley 1967-10-3 37268 Los Angeles Mt. Baden-Powell, N slope at Vincent Gap 2133 Comment
  UC1584895  Epilobium canum subsp. latifolium Tim Ross and Steve Boyd 1991-7-24 5604 Los Angeles ridge nne G.M.; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1926 Comment
  RSA0058199  Epilobium ciliatum Richard G. Swinney 2010-6-23 13359 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  UCR261788  Epilobium ciliatum R. G. Swinney 2010-9-13 13834 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  UCR273906  Epilobium ciliatum Steven A. Junak 1999-7-16 SCa- 1055 Los Angeles California Islands, Santa Catalina Island. Lower part of Cottonwood Canyon, below waterfall 12 Comment
  RSA230226  Epilobium densiflorum Robert F. Thorne 1969-7-2 38312 Los Angeles SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst summit 1951 Comment
  SEINET3149904  Epilobium parishii G. B. Grant 1904-6-17 400 /6302 Los Angeles Pasadena Comment
  SBBG51430  Epipactis gigantea H. G. Grinnell 1923-5-28 Los Angeles Topanga Cyn Comment
  SEINET5730852 Image available Epipactis gigantea Billings s.n. Los Angeles Mt. Wilson Annotated by DMF, 2005: Angeles N. F., Los Angeles County, CA.; Mt. Wilson Comment
  POM18147  Equisetum hyemale var. affine P. A. Munz 1923-5-26 6832 Los Angeles Big Rock Creek, San Gabriel Mts. Springy place on slopes 1921 Comment
  RSA609585  Equisetum hyemale var. affine L. C. Wheeler 1968-8-8 s.n. Los Angeles San Gabriel Mountains: About 1/2 mile downstream from trail camp in Devils Canyon. 1189 Comment
  RSA612601  Equisetum hyemale var. affine L. C. Wheeler 1931-9-5 59 Los Angeles Shady stream side habitat. San Dimas Canyon, San Gabriel Mts. 487 Comment
  LA94018  Equisetum laevigatum Lawrence L. Kiefer; 1966-3-19 1747 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, 1.5 from mouth. 91 Comment
  POM352257  Eragrostis mexicana subsp. mexicana Anstruther Davidson 1889-06 287 Los Angeles Los Angeles. Comment
  CAS-BOT-BC284128  Eragrostis pectinacea var. pectinacea Peter H. Raven 1961-9-24 16752 Los Angeles Bouquet Reservoir 914 Comment
  CAS-BOT-BC284130  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1961-10-31 6696 Los Angeles Antelope Valley, Avenue A at 90th Street, Mojave Desert 685 Comment
  UCR108408  Eragrostis pectinacea var. pectinacea L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA589192  Eremalche exilis Tim S. Ross 1991-4-27 4685 Los Angeles Mojave Desert: Black Butte Basin Road at intersection with Avenue 'U , NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters (buttes). 959 Comment
  POM158123  Eremocarpus setiger L. R. Abrams 1902-8-20 2966 Los Angeles Inglewood. Comment
  RSA0034385  Eremogone macradenia var. arcuifolia Orlando Mistretta 1994-5-23 1252 Los Angeles San Gabriel Mountains: Little Rock Creek. drainage E of creek and N of Forest Rd. 4N15. 1402 Comment
  SBBG69941  Eremogone macradenia var. macradenia unknown 1895-1 Los Angeles Big Rock Comment
  RSA0106909  Eriastrum densifolium subsp. austromontanum R. G. Swinney 1998-7-2 6247 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR126624  Eriastrum densifolium subsp. densifolium A. C. Sanders, Mark Elvin 2003-8-7 27170 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  UCR141732  Eriastrum densifolium subsp. densifolium L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mtns, East Fork of Alder Creek off Big Tujunga 1494 Comment
  CHSC3709  Eriastrum filifolium Sue Boergadine 1966-5-10 Los Angeles San Raphael Hills. Comment
  JEPS16259 Image available Eriastrum pluriflorum Philip A. Munz and T. Craig 12925 Los Angeles 10 mi s Muroc; ; S of Muroc, Los Angeles Co. Comment
  RSA0122093  Eriastrum sapphirinum Albert J. Perkins 1924-6-1 s.n. Los Angeles La Habra, Los Angeles. Sharpless Ranch. Comment
  CHSC98112  Eriastrum sapphirinum subsp. dasyanthum LeRoy Gross; Laura Moore 2000-6-5 217 Los Angeles Verdugo Mountains: Ridgetop east of Brand and south of Pomeroy Canyons. 304 Comment
  RSA0121270  Eriastrum sapphirinum subsp. dasyanthum Steve Boyd, Lauren Raz 1997-5-6 9753 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA0121819  Eriastrum sapphirinum subsp. dasyanthum Geo L. Moxley 1913-8-31 183 Los Angeles Mt. Wilson. Comment
  RSA0121821  Eriastrum sapphirinum subsp. dasyanthum N. C. Cooper 1949-6-29 4357 Los Angeles San Gabriel Canyon. 457 Comment
  RSA0122092  Eriastrum sapphirinum subsp. dasyanthum Blanche Sell 1923-6-12 s.n. Los Angeles Topanga Pass. Comment
  RSA0081797  Ericameria cooperi R. G. Swinney 2010-5-12 12767 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  SFV5398  Ericameria cooperi var. cooperi J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains Angeles Crest Highway [= Angeles Forest Highway], 4 miles south of junction with U. S. Highway 6. Roadside. 1220 Comment
  UCR271159  Ericameria cuneata R. G. Swinney 2011-11-1 15976 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, 70-200 meters west (upstream) from confluence with North Fork, south side of FS Rd 2N25/W. Fork Scenic Bikeway 476 Comment
  CAS-BOT-BC286887  Ericameria ericoides Ernest Braunton 1902-10-1 701 Los Angeles Ballona Comment
  UC1118750  Ericameria linearifolia H. A. Jensen 1933-5-14 298 Los Angeles Pallet Creek Rock Creek Quadrangle, Pallet Creek 1280 Comment
  UCR270497  Ericameria linearifolia R. G. Swinney 2011-4-1 14316 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA0083018  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-7 13675 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  CAS-BOT-BC299016  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10586 Los Angeles 16 km W of Lancaster, Antelope Valley Comment
  CAS-BOT-BC298052  Ericameria nauseosa var. mohavensis Ynez Whilton Winblad 1937-10-11 s.n. Los Angeles Ridge Route Comment
  RSA601688  Ericameria palmeri var. pachylepis L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon 1/4 mi. southeast of Sierra Highway 451 Comment
  UC1118786  Ericameria palmeri var. pachylepis P. L. Johannsen 1933-12-14 204 Los Angeles 1 mi e and 1 mi s Calabasas; Calabasas Quadrangle Comment
  POM308163  Ericameria parishii var. parishii Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2912 Los Angeles Bear Creek Canyon, San Gabriel Mountains. Comment
  OBI5701  Ericameria pinifolia Carl B. Wolf 1931-10-20 2465 Los Angeles 1/2 mi above Montrose on the road from Tujunga to La Canada, San Gabriel mts 457 Comment
  POM359355  Ericameria pinifolia Anstruther Davidson 1892-08 s.n. Los Angeles Verdugo [Park] Comment
  RSA612654  Ericameria pinifolia Anna Christensen 1997-4-2 7 Los Angeles E. L.A County, Claremont Bernard Biological Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd., 50 yards E. and 70 yards N of gate to Rancho Santa Ana Botanic Garden greenhouse facilities just e. of disturbed path. 412 Comment
  SEINET4691696  Ericameria teretifolia R. G. Swinney 2009-1 11602 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr. Canyon, N. of Mt Emma Rd. 908 Comment
  SBBG20532  Erigeron bonariensis E. R. Blakley 1963-12-7 6353 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  UCR270652  Erigeron breweri R. G. Swinney 2011-11-1 15940 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  RSA185389  Erigeron breweri var. covillei Clare B. Hardham 1959-6-16 4870 Los Angeles Between Pearblossom and Llano. Comment
  POM199713  Erigeron foliosus I. W. Clokey, B. C. Templeton 1929-06 4584 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  CAS-BOT-BC296196  Erigeron foliosus var. foliosus Geo. B. Grant 1904-7-23 6388 Los Angeles Vivien Creek, Mt. San Gorgonio 2438 Comment
  POM305740  Erigeron foliosus var. foliosus Henry J. Ramsey, Henry J. Ramsey 1937-6-27 914 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  RSA532658  Erigeron foliosus var. foliosus Timothy S. Ross 1991-8-14 5768 Los Angeles Roundtop [Mtn], San Gabriel Mountains: 1707 Comment
  RSA93096  Erigeron philadelphicus F. W. Peirson 1908-5-22 1292 Los Angeles Bixby Ranch near Long Beach. Comment
  LA205574  Eriodictyon crassifolium Jonathan Sauer; R. Gibson 1971-5-1 4904 Los Angeles Elderberry Canyon, siteof future Castaic Reservoir Comment
  CAS-BOT-BC376122  Eriodictyon crassifolium var. crassifolium Marck Menke 2002-3-29 134 Los Angeles San Gabriel Mts., Angeles Crest Highway (Hwy. 2) at a pullout southeast of the intersection with Angeles Forest Highway Comment
  JEPS22871  Eriodictyon crassifolium var. crassifolium Rimo Bacigalupi with Reino Alava 1958-7-21 6446 Los Angeles about 2 mi above Red Box Gap (along Angeles Crest National Highway (Calif. No. 2), on s-facing slope of Valley Forge Canyon, tributary of West Fork of San Gabriel River); San Gabriel Mts., Angeles National Forest 1417 Comment
  RSA0064134  Eriodictyon crassifolium var. crassifolium Marck Menke 2002-3-29 134 Los Angeles San Gabriel Mts., Angeles Crest Highway (Hwy 2) at a pullout southeast of the intersection with Angeles Forest Highway. Comment
  UC880711  Eriodictyon traskiae Carl B. Wolf 1932-10-5 4235 Los Angeles 1 mi from Middle Ranch (on road to Black Jack Peak); Santa Catalina Island 274 Comment
  SD252348  Eriodictyon traskiae Steven A. Junak 2000-5-19 Sca 1306 Los Angeles Santa Catalina Island: Along road to White's Landing, 0.1 mile from intersection with airport road, on E-facing slope. 408 Comment
  CAS-BOT-BC222680  Eriodictyon trichocalyx I. M. Johnston 1917-7-28 1574 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 2286 Comment
  RSA779992  Eriodictyon trichocalyx R. G. Swinney 2009-6-24 11229 Los Angeles summit of Granite Mountain 1988 Comment
  SEINET12279764  Eriodictyon trichocalyx H. W. Graham 1927-1 9- 9 -25 Los Angeles Mt. Lowe to observatory on Mt. Wilson, near Los Angeles Comment
  LA205723  Eriodictyon trichocalyx var. trichocalyx D. Bradbury; J. Sauer, L. Wester 1969-10-19 4658 Los Angeles San Gabriel Mountains, Mount Pacifico 2133 Comment
  SBBG61890  Eriogonum baileyi R. Hoffmann 1928-6-27 Los Angeles Gorman Comment
  CAS-BOT-BC241579  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-6-1 3667 Los Angeles Acton Comment
  RSA730173  Eriogonum baileyi var. baileyi R. G. Swinney 1998-9-4 6884 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 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
  RSA685158  Eriogonum brachyanthum Scott D. White 2003-7-25 9647 Los Angeles Santa Clarita area; Santa Clara River just upstream from Bouquet Canyon bridge. 351 Comment
  UCR164527  Eriogonum brachyanthum T. B. Salvato, Sandra Murcia 2005-11-8 1284 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  RSA716477  Eriogonum cithariforme Scott D. White, Andrea Warniment 2006-7-7 11601 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  UCR127649  Eriogonum cithariforme var. agninum A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25579 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  RSA660178  Eriogonum davidsonii Orlando Mistretta 1992-5-25 408 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA393486  Eriogonum elongatum H. L. Bauer 1932-11-1 s.n. Los Angeles Topango Canon. Comment
  UCR126334  Eriogonum elongatum A. C. Sanders 2003-8-5 27107 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  CAS-BOT-BC249770  Eriogonum elongatum var. elongatum Peter Kamb 1948-2-14 783 Los Angeles Little Santa Anita Canyon, San Gabriel Mts. 365 Comment
  UC72559  Eriogonum elongatum var. elongatum Dr. J. Q. Adams Sept. 1905 Los Angeles near Soldier's Home; Los Angeles Comment
  UCR271198  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-1 15944 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UCR181263  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 1997-6-12 5565 Los Angeles San Gabriel Mtns, San Gabriel River Canyon north of Morris Dam, at private shore NE of dam 488 Comment
  CATA1924  Eriogonum fasciculatum var. fasciculatum Amy Catalano 2014-9-22 014 Los Angeles Santa Catalina Island: Along El Rancho Escondido Road, ca. 0.75 air miles from southwest end of runway at Airport 288 Comment
  CAS-BOT-BC253256  Eriogonum fasciculatum var. foliolosum Peter H. Raven; Robert F. Thorne 1964-5-7 19013 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  RSA0106499  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2011-10-18 15835 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
  POM2238  Eriogonum fasciculatum var. polifolium D. L. Crawford 1915-8-14 501 Los Angeles San Gabriel Mountains: Palmer Canyon, Claremont 1524 Comment
  SD233905  Eriogonum fasciculatum var. polifolium A. C. Sanders, D. Malueg 2001-5-17 24351 Los Angeles Los Angeles Basin: Montebello Hills in Montebello, 11 acre gas company property at SW cornder of Jefferson Blve. And Montebellow Blvd., being decomissioned (El Monte 7.5' Q) 121 Comment
  UC1032081  Eriogonum fasciculatum var. polifolium A. Lewis May 1933 153 C Los Angeles Texas Canyon Elizabeth Lake Quadrangle, Texas Canyon Comment
  UCR198379  Eriogonum fasciculatum var. polifolium Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1357 Los Angeles Transverse Ranges; Verdugo Mountains, Whiting Woods Motorway junction with Verdugo Mountain Motorway, near radio facilities 869 Comment
  CAS-BOT-BC253461  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Road north of Mulholland, Santa Monica Mts. Comment
  UCR258571  Eriogonum gracile R. G. Swinney 2010-6-23 13309 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  RSA766140  Eriogonum gracile Delzie Demaree 1933-10-7 10538 Los Angeles Los Angeles. Comment
  SD48933  Eriogonum grande var. grande Reid Moran 1958-9-15 6827 Los Angeles West slope of canyon, 1.8 miles SW of Eel Point, San Clemente Island 99 Comment
  RSA747581  Eriogonum heermannii R. G. Swinney 2005-8-11 8449 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  RSA0025355  Eriogonum hirtiflorum Anuja Parikh, Nathan Gale 2010-6-18 3324 Los Angeles TR, SnGb, Upper Big Tujunga Canyon, 1.0 km N of State Highway 2 (SH 2, Angeles Crest Hwy), 0.1 km W of Upper Big Tujunga Canyon Road, under power lines, near access road. 1283 Comment
  RSA755714  Eriogonum kennedyi R. G. Swinney 2008-7-3 9164 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp. 2329 Comment
  RSA766473  Eriogonum kennedyi var. alpigenum Joseph A. Ewan 1934-8-7 8375 Los Angeles North of north Baldy, east slope Throop peak 2668 Comment
  RSA766494  Eriogonum microtheca var. corymbosoides Joseph A. Ewan 1936-7-27 9846 Los Angeles N. end of Table Mt., Swartout Valley. San Gabriel Mts. 2134 Comment
  JEPS56723  Eriogonum microthecum var. corymbosoides Frank W. Peirson 4003 Los Angeles n to nw slope along uppermost course of Mescal Creek Mescal Creek Comment
  CAS-BOT-BC268780  Eriogonum mohavense A. D. E. Elmer 1902-6-1 3651 Los Angeles Lancaster Comment
  RSA226041  Eriogonum mohavense Robert F. Thorne, C. W. Tilforth 1971-6-29 40677 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  UC2062978  Eriogonum ordii Elizabeth Kempton with Eric Paul 2006-6-11 385 Los Angeles Vasquez Canyon Road, ca. 1.5-2 mi from Bouquet Canyon Road. Comment
  UC1375284  Eriogonum parishii Robert F. Thorne 1971-8-25 41329 Los Angeles near Pine Hollow Picnic Area (along Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 2255 Comment
  RSA766270  Eriogonum saxatile Joseph A. Ewan 1932-6-17 7254 Los Angeles Summit Mount Disappointment, San Gabriel Mts. 1829 Comment
  RSA778908  Eriogonum saxatile R. G. Swinney 2009-6-17 11212 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA0011355  Eriogonum thurberi Orlando Mistretta, Youssef Atallah 2011-8-12 6014 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
  RSA641671  Eriogonum umbellatum var. minus Orlando Mistretta 1993-7-6 929 Los Angeles San Gabriel Mountains: Dawson Saddle Trail 2476 Comment
  UC635032  Eriogonum umbellatum var. munzii Frank W. Peirson 1922-7-5 4684 Los Angeles peak n Big Pines Camp; San Gabriel Mts. Comment
  CAS-BOT-BC297970  Eriophyllum confertiflorum Alice Eastwood 1906-5-27 s.n. Los Angeles Laurel Canyon Comment
  POM184768  Eriophyllum confertiflorum P. A. Munz 1932-5-17 12644 Los Angeles 1 mile north of Claremont 396 Comment
  RSA533997  Eriophyllum confertiflorum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5127 Los Angeles San Clemente Island: eastern escarpment, 1400ft SSE of Jack (not Jack Point), and 1350ft NW of the mouth of Larkspur Canyon, near a solitary Prunus Lyonii 145 Comment
  RSA755632  Eriophyllum confertiflorum R. G. Swinney 2008-7-15 9206 Los Angeles Winston Peak. 2275 Comment
  UCR190912  Eriophyllum confertiflorum R. G. Swinney 1998-7-2 6244 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA669153  Eriophyllum confertiflorum var. confertiflorum LeRoy Gross, Naomi Fraga 2002-4-4 506 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & 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. 554 Comment
  SBBG98517  Eriophyllum confertiflorum var. confertiflorum T. Ross 1991-5-23 5488 Los Angeles lower Tota Cyn 60 Comment
  RSA92661  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1923-5-21 4241 Los Angeles San Gabriel Mountains. 548 Comment
  RSA587108  Eriophyllum pringlei Orlando Mistretta 1995-4-21 1625 Los Angeles San Gabriel Mts., Little Rock Creek, Unnamed Canyon draining the west slopes of Little Rock Creek Canyon 0.5 mile North of Kitter Canyon. 1037 Comment
  POM358142  Eriophyllum wallacei Christopher Davidson 1973-4-1 1878 Los Angeles 1 mile south of Littlerock. 762 Comment
  RSA0081700  Eriophyllum wallacei R. G. Swinney 2010-5-19 12800 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
  SD90517  Erodium botrys Robert F. Thorne 1966-4-17 36083 Los Angeles San Clemente Island: Grassland near reservoirs between Boulder and Horton, northeast side of island. 487 Comment
  UCSB3525  Erodium botrys 1940-5-13 Los Angeles San Dimas Exp. Forest; Glendora Ridge Truck Trail Comment
  UCR73410  Erodium brachycarpum T. S. Ross 1991-4-21 4549 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull & Sycamore Canyons 329 Comment
  RSA391812  Erodium cicutarium E. A. McGregor 1964-4-28 s.n. Los Angeles Soledad. Comment
  RSA656430  Erodium cicutarium Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 702 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  UCR220257  Erodium cicutarium R. G. Swinney 2009-4-28 10509 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR4164  Erodium cicutarium R. H. Sauer 1965-3-8 s.n. Los Angeles La Canada, vacant lot at corner of Foothill Boulevard and Indianola Way 396 Comment
  SD251746  Erodium cicutarium M. B. Dunkle 1940-3-21 7462 Los Angeles Santa Barbara Island. Near Landing Cove. Comment
  UC52258  Erodium macrophyllum C. J. Fox Apr 1903 Los Angeles Los Angeles Comment
  UCR178897  Erysimum capitatum R. G. Swinney 1970-4-4 0013 Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 421 Comment
  OBI50368  Erysimum capitatum R. A. Oyler 1975-5-31 637 Los Angeles 1/4 mi up cyn from Lower San Antonio Range Station, San Antonio cyn 780 Comment
  RSA0034957  Erysimum capitatum L. E. Hoffman 1964-3-2 s.n. Los Angeles Piuma Rd. Santa Monica Mts. Comment
  RSA530261  Erysimum capitatum var. capitatum Ora M. Clark 1929-3-30 s.n. Los Angeles W. of Lancaster Comment
  LA204346  Erysimum capitatum var. capitatum R. A. Freeman; 1950-7-4 sn Los Angeles San Gabriel Mountains, Turnout area 32.6 mi beyond Red Box 1280 Comment
  RSA303596  Erysimum capitatum var. capitatum J. R. Shevock 1970-3-7 22 Los Angeles Big Tujunga Canyon 610 Comment
  UC729803  Eschscholzia Carl B. Wolf 3542 Los Angeles along ridge se Golf Links; Santa Catalina Island, Avalon 274 Comment
  RSA127771  Eschscholzia californica Peter H. Raven, H. J. Thompson 1959-6-4 14317 Los Angeles Dune grassland behind Point Dume. 46 Comment
  UCR214640  Eschscholzia californica A. C. Sanders, Dan S. Cooper 2010-3-12 37376 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR270231  Eschscholzia californica R. G. Swinney 2011-6-30 15375 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  POM12314  Eschscholzia californica var. peninsularis F. L. Robinson 1921-5-9 75 Los Angeles Claremont. Comment
  UCR24592  Eschscholzia glyptosperma Leota Davidson 1965-5-15 181 Los Angeles Mojave Desert, road near Palmdale 930 Comment
  LA34240  Eucalyptus globulus Peter H. Raven; 2013-6-29 13733 Los Angeles Santa Monica Mountains, near planted grove, Elysian Park 198 Comment
  UC1204770  Eucalyptus viminalis Huron H. Smith 1912-3-16 4467 Los Angeles State Eucalyptus Exp. Station 91 Comment
  CATA972  Eucrypta chrysanthemifolia Mark L. Hoefs 1994-5-21 1840 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  POM7010  Eucrypta chrysanthemifolia P. A. Munz, G. Williams 1919-4-5 2434 Los Angeles Puddingstone Canyon, San Dimas. Comment
  RSA0094714  Eucrypta chrysanthemifolia R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14321 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  UC874262  Eulobus californicus I. W. Clokey and B. C. Templeton 1930-4-8 5357 Los Angeles San Francisquito Canyon 800 Comment
  UCR277052  Euphorbia R. G. Swinney 2011-9-22 15671 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UCR153575  Euphorbia albomarginata A. C. Sanders, T. B. Salvato 2005-4-26 29715 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
  RSA598690  Euphorbia heterophylla L. C. Wheeler 1950-7-30 6770 Los Angeles Altadena. 60 East Palm Street. Comment
  RSA607634  Euphorbia maculata L. C. Wheeler 1948-8-27 6698 b Los Angeles San Gabriel Mountains. Arroyo Seco, Angeles Crest Highway. 610 Comment
  CDA20450  Euphorbia peplus M. O'Brien 2003-4-13 MOB 10 -03 Los Angeles South Coast; Topanga State Park, near the headquarters compound. 0 Comment
  CDA33561  Euphorbia peplus Michael O Brien 2011-4-3 Los Angeles On the Pacific Coast Highway [CalTrans right-of-way] near El Pescador State Beach. 0 Comment
  CDA36825  Euphorbia peplus M. O Brien 2012-1-26 s.n. Los Angeles Malibu; La Piedra State Beach. 0 Comment
  RSA662125  Euphorbia peplus Daniel Curran 1981-1-19 22 Los Angeles Cal Poly Pomona Campus under breezeway between the science buildings. Comment
  UCR108428  Euphorbia serpens L. C. Wheeler 1970-11-8 s.n. Los Angeles City of Pasadena, 328 W. Olive Street. 229 Comment
  RSA0127010  Euphorbia serpens Louis C. Wheeler 1969-9-25 12322 Los Angeles Pasadena: 790 South Arroyo parkway. Comment
  RSA604599  Euphorbia spathulata L. C. Wheeler 1962-5-19 8070 Los Angeles Catalina Island: Empire Landing Station. Comment
  UCR119045  Euphorbia terracina Jeremiah George 2001-7-17 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  UCR141749  Euphorbia terracina J. M. DiTomaso 2001-4-7 s.n. Los Angeles Malibu Canyon Road, entrance to Pepperdine University 64 Comment
  RSA638935  Euthamia occidentalis L. C. Wheeler 1966-10-1 8951 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  UCR107806  Festuca microstachys Steve Boyd, Valerie Soza 1998-4-28 10177 A Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  CATA879  Festuca myuros Mark L. Hoefs, Robert F. Thorne, John W. Tucker, Grady L. Webster 1992-3-30 1690 Los Angeles Santa Catalina Island: Canyon behind Haypress Reservoir 377 Comment
  SBBG80234  Festuca myuros F. R. Fosberg 1931-3-19 4306 Los Angeles near mouth of Hamilton Cyn near Avalon 10 Comment
  SBBG130715  Festuca perennis S. A. Junak 2000-5-6 SCa 1266 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  SBBG32124  Festuca perennis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -193 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  LA33413  Festuca perennis Peter H. Raven; Henry J. Thompson 1959-10-14 14627 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  CAS-BOT-BC487553  Ficus microcarpa R. E. Riefner, Jr. 2014-7-27 14 -260 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, nar docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. 6 Comment
  CAS-BOT-BC502103  Ficus microcarpa R. E. Riefner, Jr. 2015-5-2 15 -138 Los Angeles City of Arcadia, S side of I-210, W of Colorado Blvd, between 2nd St and La Porte St. 153 Comment
  LA51382  Filago californica Henry J. Thompson; 1959-5-24 2018 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  POM4886  Filago californica L. R. Abrams 1901-4-1 1238 Los Angeles Ballona Harbor. Comment
  RSA599519  Filago californica Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9472 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UCR240982  Filago californica Dan S. Cooper 2010-4-6 20100406- 35 C Los Angeles South Coast, Ballona Wetlands, open space parcel on west side of channelized Ballona Creek, north of Culver Blvd. and east of Lincoln Blvd., S of CA 90/Marina Fwy 5 Comment
  RSA756783  Filago californica Orlando Mistretta, Christine Mistretta 2008-4-28 2538 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  UCR194727  Filago gallica Valerie Soza, Laura Moore 2000-5-10 830 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  UC1349336  Foeniculum vulgare Robert F. Thorne and P. Everett 1965-6-22 34878 Los Angeles Avalon Canyon Santa Catalina Isl., Avalon Canyon 91 Comment
  UCR128018  Foeniculum vulgare Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2990 Los Angeles Santa Clarita Valley, S side of the Santa Clara River, c. 200 m upstream from the mouth of Potrero Creek 274 Comment
  RSA453794  Foeniculum vulgare Robert L. Dressler 1948-7-28 63 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  RSA464871  Forestiera pubescens Anstruther Davidson 1930-4-24 s.n. Los Angeles Near Van Nuys Comment
  RSA729489  Forestiera pubescens R. G. Swinney 1999-6-21 7381 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  SEINET9337875  Frangula californica Unknown 2008-7-2 9109 Los Angeles San Gabriel Mountains (Lat. 34 22' 01") Comment
  UC420675  Frankenia salina I. Johnston 1917-6-19 1269 Los Angeles between Mesmer and Playa del Rey Comment
  RSA228858  Frasera neglecta Robert F. Thorne 1971-6-26 39992 Los Angeles Angeles National Forest:, Chilao Flat near entrance. 1616 Comment
  LA205959  Fraxinus dipetala Willis H. Wheeler; 1930-4-13 sn Los Angeles San Gabriel Mountains, San Antonio Canyon Comment
  UCD122039  Fraxinus dipetala Kenneth A. Wilson 1961-3-11 976 Los Angeles San Gabriel Mtns. Placerita Canyon Road. Wash 3 miles west of Placerita State Park. Comment
  SEINET12289497  Fraxinus dipetala J. F. Bright, Wyman, C. 1933-1 8352 Los Angeles Boquet Canyon Comment
  UCR205917  Fremontodendron californicum R. G. Swinney 2008-5-5 8748 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UCR223716  Fremontodendron californicum R. G. Swinney 2009-6-17 11206 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
  RSA367733  Fritillaria biflora Richard C. Barkelew 1929-4-7 s.n. Los Angeles Mulholland Highlands Comment
  LA94808  Fritillaria biflora var. biflora Frank Almeda; Kei Nakai 1976-4-5 TCSP 10 76 Los Angeles 342 Comment
  POM367622  Galium Freda Detmers 1929-2-22 s.n. Los Angeles Mandeville Canyon, Botanic Garden. Comment
  UCR270004  Galium angustifolium R. G. Swinney 2010-5-12 12733 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  UCD121566  Galium angustifolium Robert F. Thorne; P. Everett 1965-6-22 34918 Los Angeles Santa Catalina Island: S of Avalon golf course. Comment
  RSA578099  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1994-5-31 7701 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
  RSA607669  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek off Big Tujunga. 1494 Comment
  UC28167  Galium angustifolium subsp. angustifolium H. P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  SD230289  Galium angustifolium subsp. nudicaule V. W. Steinmann 1996-6-17 914 Los Angeles Boundary of Los Angeles and San Bernardino Cos; San Gabriel Mountains, ca. 1 km (by trail) north-northwest of Bear Flat, along Baldy Trail to Mt. San Antonio 2000 Comment
  CATA1062  Galium aparine Mark L. Hoefs 1995-5-16 2002 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  POM155814  Galium aparine M. B. Dunkle 1928-4-21 1867 Los Angeles Santa Catalina Island: shaded canyon side Renton Mine Road 274 Comment
  POM367740  Galium aparine Louis Greata 1901-03 s.n. Los Angeles Highland Park. Comment
  RSA0088011  Galium aparine R. G. Swinney 2010-6-21 13291 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  RSA748743  Galium aparine R. G. Swinney 2008-3-31 8587 Los Angeles Glendora Mountain summit 1003 Comment
  UCR216898  Galium aparine R. G. Swinney 2009-3-11 10090 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA536061  Galium aparine Tim S. Ross 1991-5-21 5385 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  RSA632436  Galium californicum subsp. flaccidum Valerie L. Soza, LeRoy Gross 1999-7-15 627 Los Angeles San Gabriel Mountains: Mt. Wilson Trail above Little Santa Anita Canyon. 1067 Comment
  CAS-BOT-BC217512  Galium grande A. J. McC 1893-4-21 120 Los Angeles Sierra Madre Mts., Santa Anita 1219 Comment
  RSA67120  Galium hallii F. W. Peirson 1918-6-17 214 Los Angeles Rock Creek, northern base of San Gabriel Mountains. 1677 Comment
  RSA529187  Galium johnstonii Tim S. Ross, Steve D. Boyd 1991-7-24 5633 Los Angeles Granite Mountain. 1902 Comment
  RSA532640  Galium johnstonii Tim S. Ross 1991-8-14 5743 Los Angeles Granite Mountain, San Gabriel Mountains 1887 Comment
  CATA660  Galium nuttallii subsp. insulare Mark L. Hoefs 1991-4-23 1149 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  NY131458  Galium nuttallii subsp. insulare R. V. Moran 1941-2-23 606 Los Angeles S of Johnson's Valley, Santa Catalina Island. 200 Comment
  RSA527770  Galvezia speciosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4333 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA392411  Garrya elliptica H. de Forest, H. L. Bauer 1931-7-5 s.n. Los Angeles Santa Monica Mountains Comment
  LA205403  Garrya flavescens J. Sauer; R. Gibson 1971-5-1 4880 Los Angeles Piru Creek, Bailey Flats, site of the future Pyramid Reservoir Comment
  CAS-BOT-BC159268  Garrya veatchii J. Ewan 1931-3-21 7073 Los Angeles Open stony fire-break. At summit of Saddle Peak. Santa Monica Mts. 822 Comment
  CAS-BOT-BC159273  Garrya veatchii Ruth Ashton 1917-1-1 1949 Los Angeles Cajon Pass Comment
  NY42969  Garrya veatchii J. B. Walker 1995-3-30 1297 Los Angeles Angeles National Forest, Glendora Ridge Rd, 11km W of Baldy Village 1200 Comment
  UCR210734  Garrya veatchii R. G. Swinney 2009-1-19 10000 Los Angeles San Gabriel Mtns., Azusa, Hwy 39 at El Encanto Rivers and Mountains Conservancy entrance, 1.9 mi. NE of Sierra Madre Ave. 232 Comment
  RSA97296  Garrya veatchii F. W. Peirson 1919-11-30 2723 Los Angeles South base of San Gabriel Mnts., Middle Eaton Canyon. 610 Comment
  RSA3733  Gastridium phleoides C. B. Wolf 1932-5-10 3523 Los Angeles Santa Catalina Island. Equestrian Trail back of Avalon. 259 Comment
  POM9773  Gaura sinuata F. W. Peirson 1920-6-13 2160 Los Angeles Altadena, at northwest corner of N.Y. Ave. and Maiden Lane. Comment
  UCR190355  Gayophytum R. G. Swinney 2001-6-16 7972 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
  UCR206435  Gayophytum R. G. Swinney 2008-6-10 8983 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  SBBG125535  Gayophytum diffusum subsp. parviflorum A. Parikh, N. Gale 2010-6-15 3300 Los Angeles upper Big Tujunga Cyn, 0.3 km E of Shortcut Station, 0.5 km N of St Hwy 2, San Gabriel Mtns 1300 Comment
  UC284824  Gayophytum heterozygum P. A. Munz 1923-8-30 7658 Los Angeles ridge n Big Pines; San Gabriel Mts., Swartout Valley 2286 Comment
  CDA4130  Genista canariensis T. C. Fuller 1962-4-1 8157 Los Angeles Verdugo Mountains region; Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada 0 Comment
  CATA1635  Genista linifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2918 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  CATA1471  Genista monspessulana Mark L. Hoefs, Robert F. Thorne 1996-4-6 2661 Los Angeles Santa Catalina Island: Upper Avalon Canyon, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  RSA391329  Geranium molle E. S. Spalding 1925-6-23 s.n. Los Angeles U.S.C. Campus. Comment
  RSA442303  Geranium pusillum Anstruther Davidson 2874 Los Angeles Sawtelle, Comment
  RSA594652  Geranium rotundifolium Louis C. Wheeler 1967-7-30 10263 Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 Comment
  RSA606021  Gilia Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  SBBG64389  Gilia achilleifolia subsp. multicaulis M. N. Ackley -Feb-1928 809 Los Angeles near Lankershim 213 Comment
  RSA515220  Gilia aliquanta subsp. aliquanta Steve Boyd, Orlando Mistretta 1986-3-31 1535 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA578522  Gilia angelensis T. S. Ross, S. D. Boyd 1994-6-22 8005 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  RSA678785  Gilia australis Valerie L. Soza, LeRoy Gross 2002-5-8 1457 Los Angeles Approximately 460 meters west of Deer summit ('3599'), south side of FS road 6N21 from Drinkwater Flat, between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 930 Comment
  UCR222781  Gilia brecciarum subsp. brecciarum R. G. Swinney 2009-4-28 10555 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  SDSU21372  Gilia capitata S. H. Bullock 1968-4-6 46 Los Angeles Claremont. North side of Foothill Blvd. between Darthmouth and College Ave. 366 Comment
  UCR155137  Gilia capitata A. C. Sanders 2005-5-5 29941 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  LA91420  Gilia capitata subsp. abrotanifolia Bruce Douglas Clayton; Greg Shaw 1972-3-20 21 Los Angeles 585 Comment
  RSA579802  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd 1994-5-24 7854 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA660776  Gilia capitata subsp. abrotanifolia Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 41 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 546 Comment
  RSA71886  Gilia capitata subsp. abrotanifolia F. W. Peirson 1919-2-12 s.n. Los Angeles Field near foot of Lukens Trail, San Gabriel Mountains. 610 Comment
  RSA562542  Gilia capitata subsp. abrotanifolia Steve Boyd, Orlando Mistretta 1993-4-23 8004 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of the Forest, upper portion of ridge on southern side of Whitney Canyon. 731 Comment
  RSA469411  Gilia latiflora subsp. davyi Marjorie Shaw, Edna S. Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Bouquet Canyon. Comment
  LA88522  Gilia latiflora subsp. davyi O. H. Kappler; 1945-4-20 735 Los Angeles near Gorman 1066 Comment
  RSA72994  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-21 18260 Los Angeles along Hwy about 4 mi. S of Gorman on Tejon Pass rd. 1067 Comment
  SD241918  Gilia latiflora subsp. davyi Ellen Dean, T. Starbuck and M. Starbuck 2008-3-24 4612 Los Angeles Los Angeles Co.: Antelope Valley. Along Lancaster Road, west of Lancaster and just east of the entrance to Antelope Valley Poppy Preserve. SE side of road. 792 Comment
  RSA632838  Gilia latiflora subsp. latiflora R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39547 Los Angeles Ca. 3 mi S of Pearblossom near junction of Valyermo & Pearblossom roads 1158 Comment
  UC908826  Gilia latiflora subsp. latiflora Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts., Pinon Ridge Comment
  RSA95685  Gilia latiflora subsp. latiflora Alva Grant 1955-4-7 9550 Los Angeles Mohave Desert between Palmdale and Lancaster. Comment
  RSA229002  Gilia leptantha subsp. transversa R. F. Thorne, C. W. Tilforth 1971-6-30 40827 -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
  UCR163969  Gilia modocensis B. G. Pitzer 1998-5-23 3736 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR25483  Gilia modocensis Deborah Negri 1978-4-14 33 Los Angeles 2 miles north of junction of Hwy 138 and Hwy 14 on south side of Hwy 138 706 Comment
  RSA0016253  Gilia ochroleuca subsp. bizonata Steve Boyd, Lauren Raz 1997-4-30 9635 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  SBBG58386  Gilia ochroleuca subsp. bizonata R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC401989  Gilia ochroleuca subsp. bizonata Robert F. Thorne; G. Wallace 1973-4-24 43432 Los Angeles San Gabriel Mts., Mojave Desert slope: along Ft. Tejon Road near junction with Longview Road, c. 3 mi S of Pearblossom Raod 1066 Comment
  RSA0016264  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1995-3-28 1653 a Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit, Kitter Creek. 1280 Comment
  UCR189673  Gilia splendens R. G. Swinney 1998-7-8 6303 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA600069  Gilia splendens subsp. splendens Steve Boyd, Lauren Raz 1997-5-20 9824 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  PASA723  Gilia tricolor J. E. Giguette May, 26 Los Angeles Flintridge Comment
  POM358782  Gnaphalium californicum Elbert Benjamine 1929-5-26 207 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA188088  Gnaphalium californicum R. F. Thorne 1966-4-29 36322 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake 411 Comment
  RSA724552  Gnaphalium californicum K. Dobry 1992-4-14 D- 364 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  POM358815  Gnaphalium chilense F. R. Fosberg 1930-7-3 3022 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA573471  Gnaphalium chilense Timothy S. Ross 1992-6-15 6578 Los Angeles Whittier Hills (local name for the western extremity of the Puenta Hills): ridgetop between Turnbull Canyon and the S fork of Sycamore Canyon. 323 Comment
  UCR187211  Gnaphalium luteoalbum A. C. Sanders 2006-4-21 32134 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  RSA561581  Gnaphalium luteoalbum Steve Boyd, Orlando Mistretta 1993-5-18 8151 Los Angeles Upper Sombrero Canyon, just below western end of Sombrero Rd. (3N64) 792 Comment
  UCR155935  Gnaphalium palustre A. C. Sanders 2005-5-5 29900 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  UCR126953  Gnaphalium stramineum L. C. Wheeler 1970-6-9 s.n. Los Angeles Coastal Plain, San Pedro, Harbor Blvd, at 4th Street 3 Comment
  RSA589263  Grayia spinosa T. S. Ross 1991-4-28 4779 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  UCR141463  Grayia spinosa June Latting 1973-4-29 s.n. Los Angeles Mojave Desert/Northern San Gabriel Mtns. Foothills, Crystalaire, Antelope Valley 1098 Comment
  UCR197715  Grayia spinosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 72 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  POM19222  Guillenia lasiophylla P. A. Munz 1923-4-8 6631 Los Angeles San Clemente Island, east coast. Comment
  UCR159907  Gutierrezia californica Orlando Mistretta 1992-7-17 726 Los Angeles Transverse Ranges: San Gabriel Mountains, San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  JEPS30669  Gutierrezia sarothrae Peter H. Raven and Henry J. Thomson 1959-9-18 14450 Los Angeles University of California, West Los Angeles Santa Monica Mountains 152 Comment
  RSA598819  Haplopappus parishii R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  RSA598204  Harpagonella palmeri Steve Boyd, Lauren Raz 1997-3-4 9134 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  SBBG113115  Harpagonella palmeri S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 255 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  UCR107797  Harpagonella palmeri Steve Boyd, V. Soza 1998-4-28 10158 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, c. 2 mi west of the junction w/ Sierra Hwy in Mint Canyon, top of ridge on the south side of the canyon. 634 Comment
  UCR127204  Harpagonella palmeri A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26265 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 442 Comment
  CHSC85562  Hazardia squarrosa var. grindelioides John Dittes 2003-12-23 854 Los Angeles Western Transverse Range; north slope of Verdugo Mts. In La Tuna Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; slope south of La Tuna Cyn. Road. 487 Comment
  UCR139121  Hedera helix L. C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains, Camp Bonita 610 Comment
  UCR178057  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
  LA202064  Hedypnois cretica Carl Epling; 1943-3-27 sn Los Angeles 15 Comment
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Dec 7 2018
  RSA0080779  Helianthus annuus R. G. Swinney 2010-4-15 12242 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  LA30500  Helianthus gracilentus Jane Turner; T. Mosquin 1958-11-16 C- 45 Los Angeles 487 Comment
  UCR130827  Heliotropium curassavicum var. oculatum David Charlton 1989-4-21 2893 Los Angeles Mojave Desert (W): Antelope Valley, Ave. 'B' between 120th and 140th St. East, just south of Edwards Air Force Base. 701 Comment
  UCR68895  Hemizonia clementina Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4272 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCR127018  Hemizonia fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26937 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
  UCR143397  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 4930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  POM30657  Hemizonia fasciculata Marcus E. Jones 1902-4-27 s.n. Los Angeles Santa Catalina Island Comment
  RSA616544  Hemizonia minthornii Scott D. White 1995-10-11 3691 Los Angeles Santa Susana Pass Rd., turnout at unnamed dirt rd., ca. 1/2 mi E of Lilac Ln. Comment
  UCR88687  Hemizonia minthornii Scott D. White 1995-10-19 3721 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  UCR238073  Hemizonia paniculata Mark A. Elvin, M. S. Enright 2002-7-22 2112 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  RSA0087109  Herniaria cinerea Steven A. Junak, Mark L. Hoefs 2001-5-5 SCa- 1509 Los Angeles Santa Catalina Island. Along road to Cape Canyon ridgetop, on N side of Middle Ranch Canyon. 402 Comment
  CAS-BOT-BC143680  Heteromeles arbutifolia Peter H. Raven; R. Snow 1957-7-25 11061 B Los Angeles Near Morris Reservoir, San Gabriel Mts. Comment
  CATA338  Heteromeles arbutifolia Mark L. Hoefs 1973-7-14 378 Los Angeles Santa Catalina Island: East of Wrigley Memorial Garden, upper Avalon Canyon 106 Comment
  CHSC34438  Heteromeles arbutifolia James Henrickson 1972-11-2 8100 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Cyn. Rd. 365 Comment
  UCR179263  Heteromeles arbutifolia R. G. Swinney 1968-8-4 295 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 610 Comment
  RSA0072424  Heteromeles arbutifolia Bonnie C. Templeton, I. W. Clokey 1929-11-19 1451 Los Angeles Mandeville Canyon, Santa Monica Mts. 250 Comment
  RSA0074430  Heterotheca grandiflora Peter H. Raven 1962-4-11 17285 Los Angeles On large dune north of a point due west of Wall 2, San Clemente Island. 30 Comment
  UCR153972  Heterotheca grandiflora A. C. Sanders, T. B. Salvato 2005-4-26 29754 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
  RSA0074063  Heterotheca grandiflora Scott Lowe 1991-5-18 35 Los Angeles San Gabriel River Channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA0074071  Heterotheca grandiflora F. R. Fosberg 1931-10-11 7216 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  SFV15328  Heterotheca grandiflora J. C. Dittes 1990-3-2 32 Los Angeles San Fernando Valley Sheldon and Foothill Blvd. 305 Comment
  UCD115074  Hirschfeldia incana Donald R. Bissing 1973-6-2 152 Los Angeles Evey Canyon, San Gabriel Mountains. Comment
  SD82800  Holodiscus discolor Joseph Andorfer Ewan 1933-7-4 7853 Los Angeles San Gabriel Mts., Sturdevant Trail, Santa Anita Canyon 1067 Comment
  UCR99424  Holodiscus microphyllus R. G. Swinney 1995-8-28 4472 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  UCR223131  Holodiscus microphyllus var. microphyllus R. G. Swinney 2009-7-22 11348 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA0093466  Hordeum brachyantherum subsp. brachyantherum Richard 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. 1573 Comment
  SEINET251714 Image available Hordeum depressum Unknown 1993-5-6 13959 Los Angeles Western Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave. F. 701 Comment
  POM180361  Hordeum murinum subsp. glaucum Edwin B. Bartram 1920-2-5 s.n. Los Angeles Santa Monica Beach Comment
  UCD94964  Hordeum vulgare Jack Delaini; Barbara Shervanick 1974-5-23 203 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 762 Comment
  SEINET11907287  Horkelia cuneata subsp. puberula E. A. Purer 1935-1 6592 Los Angeles Santa Monica Mountains, near junction of Malibou Lodge Road & Ventura Boulevard Comment
  UCD170960  Horkelia rydbergii R. G. Swinney 2008-10-10 9545 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC213009  Hosackia crassifolia Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  UCD106088  Hosackia crassifolia Marian Vincent 1964-6-24 594 Los Angeles Wrightwood Road. Big Pine camping area across the road from Meseal Camp. Comment
  UCR276714  Hulsea heterochroma R. G. Swinney 2010-9-21 13868 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  SBBG13280  Hypochaeris glabra M. A. Piehl 1962-6-10 62378 Los Angeles Thirst 579 Comment
  SEINET10480609  Idria columnaris Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4834 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UCR281791  Isocoma menziesii var. decumbens Mitch Provance, Scott Duff 2017-6-29 617- 54 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  SD85058  Isocoma menziesii var. menziesii E. R. Blakley 1961-9-23 4738 Los Angeles Santa Catalina Island, south shore of Catalina Harbor east of Ballast Point 2 Comment
  HSC81276  Isocoma menziesii var. vernonioides F. R. Fosberg 1930-11-11 4179 Los Angeles Templeton, S. Prente 100 Comment
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Jun 26 2015
  SBBG61163  Iva axillaris R. Hoffmann 1925-5-17 Los Angeles Castaic Comment
  UCR205842  Iva axillaris R. G. Swinney 2008-6-9 8976 Los Angeles San Gabriel Mtns., mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  RSA0005912  Jepsonia neonuttalliana L. W. Nuttall 1920-11-27 931 Los Angeles Santa Catalina Island, ridge above Pebble [Pebbly] Beach. Comment
  CAS-BOT-BC101907  Juglans californica L. R. Abrams 1912-7-7 4888 Los Angeles North slope of Santa Monica Mts. near Cahuenga Pass Comment
  IRVC27334  Juglans californica A. C. Sanders, Mark Elvin 2003-8-7 27165 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  UCR225454  Juglans californica T. W. Coleman, S. J. Seybold 2009-4-18 004 Los Angeles west side of San Gabriel Reservoir, c. 1.75 km southeast of the Rincon Fire Station 460 Comment
  UCR258880  Juglans californica R. G. Swinney 2010-8-16 13531 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UC5314  Juglans californica var. californica W. H. Brewer 1860-12-18 65 Los Angeles Sierra Santa Monica Comment
  RSA368132  Juncus balticus subsp. ater F. R. Fosberg, Joseph A. Ewan 1931-8-13 S 5539 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  RSA0116800  Juncus bufonius R. G. Swinney 2010-5-25 12920 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR270218  Juncus bufonius var. occidentalis R. G. Swinney 2011-10-10 15740 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 1585 Comment
  RSA669338  Juncus macrophyllus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 562 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  SFV21388  Juncus macrophyllus L. Gross, N. Fraga, S. Williams 2002-7-17 562 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 295 Comment
  RSA639561  Juncus mexicanus L. C. Wheeler 1967-5-18 9663 Los Angeles San Gabriel Mountains, Angeles National Forest: Placerita Canyon. 594 Comment
  UC535047  Juncus orthophyllus Victor Duran 1933-6-22 3526 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  UCR67648  Juncus rugulosus T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4022 Los Angeles San Gabriel Mtns., Angeles National Forest, Tujunga Ranger District. NE of Tie Summit Station & east of Angles Forest Hwy, westerly drainage that meets Tie Canyon 1524 Comment
  RSA368356  Juncus textilis Robin S. Collins 1973-5-28 328 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 1098 Comment
  SBBG126141  Juncus textilis A. C. Sanders with T. B. Salvato 2009-5-21 36889 Los Angeles Whittier Narrows near S El Monte, N of San Gabriel River channel and SE of Durfee Ave, W half of Whittier Narrows Nature Center 66 Comment
  RSA584114  Juncus torreyi Timothy S. Ross, Peter W. Fritsch 1990-6-11 2994 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA368380  Juncus xiphioides Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Creek Canyon. Comment
  UC213656  Juncus xiphioides I. M. Johnston 1917-8-23 1684 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 1524 Comment
  UCR210299  Juncus xiphioides R. G. Swinney 2008-11-29 9850 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  CHSC35462  Juniperus californica James Henrickson 1973-5-12 9594 Los Angeles 9 miles SW of Little Rock, 0.2 miles S of Mt. Emma Rd., along Hwy N3. 1188 Comment
  RSA239431  Juniperus californica C. W. Tilforth, John Dourley 1973-5-24 819 Los Angeles Bob's Gap, 2 mi ENE of Valyermo Comment
  RSA651020  Juniperus californica Brent Mishler 1977-10-6 s.n. Los Angeles San Gabriel River flood control area, Irwindale. Comment
  SEINET3863447 Image available Juniperus californica Steve Boyd 1996-4-24 8659 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon.; 0 1067 Comment
  UCR3151  Juniperus californica Frank C. Vasek 1964-6-5 640605- 01 Los Angeles Mojave Desert/San Gabriel Mtns., 1 mi NW of the San Bernardino Co. line on State Hwy 138 1171 Comment
  SEINET3864772 Image available Juniperus occidentalis Barry Burnell 1970-4-24 192 Los Angeles 3.2 miles south of Highway 138 on N4. San Gabriel Mts. Mojave Desert to the Colorado River drainage area.; 0 1372 Comment
  UCR149485  Keckiella antirrhinoides Valerie Soza, L. Moore 2000-5-30 974 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  CAS-BOT-BC235747  Keckiella cordifolia L. R. Abrams 1917-7-7 6609 Los Angeles Laurel Canon [Canyon], Santa Monica Mts Comment
  RSA160453  Keckiella cordifolia J. D. Olmsted 1958-5-19 146 Los Angeles SW drainage along Thompson Creek, N of Baseline and Mountain Avenue (Claremont). 534 Comment
  RSA401771A  Keckiella cordifolia Christopher Davidson, B. Gustafson 1975-6-24 2873 Los Angeles Big Tujunga Canyon. On Road 2N78, ca. 5 mi. NE of Sunland. 686 Comment
  UCR38925  Keckiella cordifolia B. A. Prigge 1985-6-14 6393 a Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; near upper gate to Cold Creek Preserve on Stunt Rd 662 Comment
  SEINET12269338  Keckiella cordifolia I. W. Clokey, Templeton, B. 1929-1 4561 Los Angeles Mandeville Canyon, Santa Monica Mountains 500 Comment
  UC1063191  Keckiella ternata Jerome S. Horton 1935-8-1 235 Los Angeles near Fern Canyon (Dry Lake); Cucamonga Quad. 1524 Comment
  RSA18417  Keckiella ternata subsp. septentrionalis Carl B. Wolf 1927-7-27 685 Los Angeles Ridge Route Road, 2 mi. so. of Forest Inn. Comment
  NY790429  Keckiella ternata subsp. ternata G. T. Hastings 1944-8-9 s.n. Los Angeles Near Charlton Flats 1371.6 Comment
  RSA529900  Keckiella ternata subsp. ternata Tim S. Ross 1991-8-16 5807 Los Angeles Colby Canyon. 1064 Comment
  RSA0076566  Kopsiopsis strobilacea Ivan M. Johnston 1925-7-8 s.n. Los Angeles Baldy Lookout, about summit. 1767 Comment
  RSA5981  Lactuca serriola C. B. Wolf 1932-9-13 4054 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  RSA573558  Lagophylla ramosissima Timothy S. Ross 1992-6-15 6582 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) knoll at the head of the S fork of Sycamore Canyon. 372 Comment
  POM352633  Lamarckia aurea Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon 381 Comment
  RSA623827  Lamarckia aurea K. Scott 1921-3-3 s.n. Los Angeles Campus, (Occidental College), Eagle Rock. Comment
  UC818674  Lamarckia aurea Marcus E. Jones, A. M. 1882-5-1 3214 Los Angeles Los Angeles Comment
  UCR59233  Lampranthus tenuifolius A. C. Sanders 1988-2-18 7689 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  UCR252757  Lantana montevidensis R. G. Swinney 2010-9-1 13651 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  UCR277179  Larrea tridentata R. G. Swinney 2011-4-19 14415 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  HSC5152  Lasthenia californica L. S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 366 Comment
  SEINET3448788  Lasthenia californica A. G. Vestal 1947-3-21 Los Angeles South of Carlebad, South of Carlebad, San Luis Rey Quadrangle (topo map) Comment
  RSA709626  Lasthenia californica LeRoy Gross 2005-4-28 2125 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  SEINET13710413  Lasthenia californica J. Adams, J. Adams (Botany) 1965-1 69 Los Angeles Claremont, Pomona College Wash 1100 Ft 335 Comment
  UC30404  Lasthenia coronaria Dr. A. Davidson 1892-5-1 Los Angeles near Los Angeles Comment
  UC144429  Lasthenia gracilis C. F. Baker 1904-7-30 4160 Los Angeles Claremont Comment
  UC2061408  Lasthenia gracilis Rachael L. Olliff Yang with Ellery Mayence, Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-17 7 Los Angeles Tejon Ranch. Lower Big Sycamore Canyon. Comment
  UC407309  Lasthenia gracilis LeRoy Abrams 1903-3-14 3134 Los Angeles near Rocky Pt. (San Pedro hills); San Pedro Comment
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Nov 11 2010
  UC893745  Lasthenia gracilis I. W. Clokey and B. C. Templeton 1930-4-8 4672 Los Angeles San Fernando Road 300 Comment
  UCD133796  Lasthenia gracilis Elise Jackson 1993-3-19 9 Los Angeles Placerita Canyon Nature Center, Walker Ranch. Top of dirt road, just inside gate. 548 Comment
  CAS-BOT-BC204906  Lathyrus David Dreyer 1968-3-23 s.n. Los Angeles San Gabriel River canyon above Morris Dam, small side canyon to the west Comment
  RSA0116337  Lathyrus Steven A. Junak 2000-4-15 SCa- 1195 Los Angeles Santa Catalina Island. Upper Avalon Canyon, along E Summit Road, ca. 0.1 mi. inland from gate at Wrigley Memorial. 305 Comment
  RSA651391  Lathyrus laetiflorus subsp. barbarae P. H. Raven, Henry J. Thompson 1960-4-24 15119 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  RSA405670  Lathyrus vestitus subsp. laetiflorus Charlotte Brown 1929-2-2 s.n. Los Angeles Verdugo Hills, Glendale Comment
  POM9218  Lathyrus vestitus subsp. laevicarpus P. A. Munz, R. D. Harwood 1920-3-17 3986 Los Angeles Topango Canyon, Santa Monica Mountains 152 Comment
  LA82182  Lathyrus vestitus var. vestitus O. H. Kappler; 1944-5-6 617 Los Angeles Comment
  UCD106567  Lathyrus vestitus var. vestitus Marc Meyer 1993-4-25 29 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2 mi. N of Tampa off ramp of 118 Fwy. 400 Comment
  RSA783640  Layia J. D. Olmsted 1959-3-23 312 Los Angeles Blanchard Park on Pomona College campus by area catching runoff from sprinkling system-common weed. San Antonio wash. alluvial. 366 Comment
  SD252283  Layia Steven A. Junak 1999-5-20 Sca 931 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mile up from reservoir. 256 Comment
  RSA518031  Layia glandulosa Steve Boyd 1986-3-31 1527 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCSB49516  Layia glandulosa Smyth, A. 1983-5-8 Los Angeles North side of Gorman Park Road, @ 2 miles E of intersection with I-5 365 Comment
  CATA166  Layia platyglossa Mark L. Hoefs 1973-3-17 129 Los Angeles Santa Catalina Island: By K.B.I.G. on Airport Road 411 Comment
  JEPS40058  Layia platyglossa S. B. and W. F. Parish 1887-6-1 1924 Los Angeles Elizabeth Lake Comment
  UC187708  Layia platyglossa Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  POM184687  Lepechinia fragrans Joseph A. Ewan 1932-6-18 7356 Los Angeles Clear Creek Fork of Tujunga Canyon. 915 Comment
  RSA409626  Lepechinia fragrans Blanche Trask 1901-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA570722  Lepechinia rossii Steve Boyd, Orlando Mistretta 1993-5-11 8133 Los Angeles Liebre Mountains region, Saugus Ranger District, Angeles National Forest, north slope of Red Mountain at saddle between Ruby and Clearwater Canyons at junction of Forest Service roads 6N24 and 7N01. T6N R15W near center of sec. 20. Comment
  OBI45078  Lepidium didymum Robert F. Thorne 1973-4-11 42726 Los Angeles Rancho Santa Ana Botanic Garden-claremont. Near admin bldg 366 Comment
  CAS-BOT-BC89169  Lepidium draba Peter H. Raven; Henry J. Thompson 1960-4-12 15030 Los Angeles Santa Monica Mountains. Seminole Hot Springs. 289 Comment
  IRVC26819  Lepidium fremontii B. C. Templeton 1930-5-19 1457 Los Angeles Mint Canyon San Gabriel Mtns. 200 Comment
  UC1595683  Lepidium fremontii W. Wisura and E. Roeder 1992-4-21 4691 Los Angeles 2.3 mi w Hwy. 138 (on Fort Tejon Rd, w Mohave); Mohave Comment
  UCR59192  Lepidium lasiocarpum A. C. Sanders 1988-2-18 7691 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  RSA251393  Lepidium lasiocarpum R. F. Thorne 1966-4-16 36039 Los Angeles San Clemente Island: 2/3 mile SSE of Eel point and N of seal Cove, SW side of island 30 Comment
  SD107749  Lepidium latifolium C. W. Tilforth, W. Wisura 1979-5-23 1810 Los Angeles Edge of empty field, east side of Lamberton Ave., cross-street Dominguez & Alameda St., between Compton and Dominguez. Comment
  CAS-BOT-BC12466  Lepidium nitidum George B. Grant; Walter Wheeler 1904-4-21 s.n. Los Angeles Santa Catalina Island, Pacific Ocean, off southern California. Comment
  SEINET3148912  Lepidium nitidum G. B. Grant 678 Los Angeles from Pasadena. Comment
  CAS-BOT-BC60041  Lepidium virginicum var. menziesii Le Roy Abrams 1901-4-6 1396 Los Angeles Montevista. Comment
  CAS-BOT-BC60046  Lepidium virginicum var. menziesii F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena. 457 Comment
  CAS-BOT-BC60034  Lepidium virginicum var. menziesii John Thomas Howell 1931-4-12 6296 Los Angeles Santa Cruz Island. At Cochie Bay. Comment
  POM346620  Lepidium virginicum var. pubescens Barry Burnell 1969-5-22 138 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  POM8948  Lepidium virginicum var. pubescens R. D. Harwood 1920-3-17 3354 Los Angeles 1/2 mile N of San Dimas. 366 Comment
  RSA0060874  Lepidospartum squamatum R. G. Swinney 2010-3-22 12087 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  RSA754147  Lepidospartum squamatum Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1839 Los Angeles San Gabriel River near Rincon Ranger Station 450 Comment
  RSA004613  Lepidospartum squamatum Fay A. MacFadden 1929-8-1 1309 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  SEINET10759271  Lepidospartum squamatum John G. Lemmon 1872-1 Lemmon s.n. Los Angeles Santa Monica, Ca. Comment
  UCR86847  Leptodactylon californicum Scott D. White 1995-4-27 2966 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  SEINET7288806  Leptodactylon californicum Bonnie C. Templeton 1930-5-27 1403 Los Angeles Higgins Canyon, North of Beverly Hills, Santa Monica Mountians 200 Comment
  UCR259556  Leptodactylon pungens R. G. Swinney 2010-9-7 13693 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  SD90455  Leptosiphon bicolor Robert F. Thorne 1973-4-12 42960 Los Angeles San Clemente Island; grassy canyon slopes of large canyon south of Mosquito Cove north of Chenity. 334 Comment
  SD90493  Leptosiphon bicolor Robert F. Thorne 1966-4-17 36127 Los Angeles San Clemente Island; grassy slope of Box Canyon, northwest of Horse Canyon, southwest of Thirst. 274 Comment
  RSA311413  Leptosiphon breviculus Cheryl A. Lawson 1971-7-11 421 Los Angeles San Gabriel Mts., Angeles National Forest, above Crystal Lake, near Calif. State Highway 39. Comment
  RSA609042  Leptosiphon breviculus L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek, at end of road and beginning of Burkhart Trail. 1585 Comment
  SBBG64603  Leptosiphon chrysanthus subsp. chrysanthus M. N. Ackley -Apr-1926 820 Los Angeles Ranger Station, Big Tujunga 511 Comment
  SBBG125207  Leptosiphon ciliatus A. Parikh, N. Gale 2010-6-19 3351 Los Angeles upper Big Tujunga Cyn, 1.1 km W of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1237 Comment
  SD45370  Leptosiphon ciliatus Herbert L. Mason 1927-6-11 3747 Los Angeles Mount Wilson, San Gabriel Mountains. 1524 Comment
  SD113864  Leptosiphon parviflorus Darley F. Howe Apr 1951 48 Los Angeles Claremont Comment
  UCR124728  Lessingia filaginifolia B. C. Templeton 1932-8-25 5079 Los Angeles San Gabriel Mtns., Table Mountain near Big Pines Park, Angeles National Forest 2091 Comment
  UCR205258  Lessingia filaginifolia R. G. Swinney 2005-8-15 8476 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, near headquarters 1463 Comment
  LA51475  Lessingia filaginifolia var. filaginifolia Henry J. Thompson; 1958-10-23 1818 Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  RSA126647  Leymus condensatus R. St John 1933-2-10 331 Los Angeles Cold Creek. 549 Comment
  SEINET10866984  Libocedrus decurrens Joseph A. Ewan 1936-8-2 Ewan 9926 Los Angeles Cedar Canyon off Mescal Creek. Frequent along shaded creek borders, with Pinus lambertiana and ponderosa. San Gabriel Mts. 6300 feet. 1940 Comment
  RSA755819  Lilium parryi Richard G. Swinney 2008-7-2 9142 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  IRVC26204  Linanthus androsaceus Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2917 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  IRVC26135  Linanthus breviculus B. C. Templeton 1932-7-21 5026 Los Angeles Big Pines Park, Angeles National Forest San Gabriel Mtns. 1982 Comment
  RSA468485  Linanthus californicus Robert M. Perkins 1936-4-17 156 Los Angeles Santa Monica Mts. Along the road. Comment
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Oct 8 2015
  RSA674777  Linanthus californicus Scott D. White, Kent Hughes 2000-5-16 7854 Los Angeles Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA679915  Linanthus concinnus LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 924 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1) 1677 Comment
  RSA73009  Linanthus concinnus F. W. Peirson 1928-6-2 7931 Los Angeles S fork of Rock Creek: trail toward the summit. 1982 Comment
  PASA768  Linanthus parryae Stason 1930-5-18 Los Angeles Mohave Desert near Lancaster Comment
  SBBG64494  Linanthus parryae R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  UC52807  Linanthus parryae H. M. Hall May 1-3 1902 3049 Los Angeles Elizabeth Lake, vicinity of Antelope Valley 914 Comment
  UCR223035  Linanthus parryae R. G. Swinney 2009-5-6 10674 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  RSA798111  Linanthus pungens Jane Tirrell 2012-7-25 LS) 125 - Los Angeles Approx. 0.5 mi. west of Mt. Hawkins on slope above Pacific Crest Trail 2578 Comment
  UCR209155  Linaria canadensis Dan S. Cooper 2009-4-30 409- 3 .1 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  RSA0048507  Linaria canadensis E. F. 1951-4-5 s.n. Los Angeles Pierce College, Canoga Park. Comment
  RSA400288  Linaria canadensis Louis C. Wheeler 1934-4-24 2544 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA435737  Linum usitatissimum Christopher Davidson 1973-4-6 1872 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  RSA562539  Lithophragma affine Steve Boyd, W. Appleby 1993-4-22 7987 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  CAS-BOT-BC426262  Lithophragma affine Munz; Harwood 1920-3-13 3311 Los Angeles San Jose Hills 1 mile W, of Pomona 304 Comment
  IRVC26632  Lithophragma affine subsp. mixtum Reid Moran 1941-3-6 682 Los Angeles Santa Catalina Island; Middle Ranch Canyon; N side of bank Channel Islands 300 Comment
  RSA0088868  Lithophragma bolanderi Anuja Parikh, Nathan Gale 2012-5-2 3576 Los Angeles TR, SnGb, West Fork San Gabriel River, 0.8 km E of Cogswell Dam. 650 Comment
  RSA660509  Lithophragma heterophyllum Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 10 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA0056535  Lithophragma tenellum Orlando Mistretta 1992-5-16 18 Los Angeles Vicinity of Big Pines; head of Swarthout Valley, Mountain High Ski area, San Gabriel Mountains region. Comment
  CATA140  Lobelia dunnii var. serrata Sarah Ratay 2008-8-14 105 Los Angeles Santa Catalina Island: East facing side drainage of Silver (Grand) Canyon 156 Comment
  RSA439333  Lobelia dunnii var. serrata L. E. Hoffman 1927-8-19 s.n. Los Angeles Arroyo Seco, near Switzer's Camp Comment
  RSA611027  Lobelia dunnii var. serrata L. C. Wheeler 1932-9-9 1361 Los Angeles San Antonio Canyon. 1067 Comment
  UC586853  Lobelia dunnii var. serrata Joseph Andorfer Ewan 1934-8-5 8463 Los Angeles San Gabriel Mountains, Vincent Gulch Vincent Gulch; San Gabriel Mountains, Vincent Gulch 1737 Comment
  UC519721  Lobularia maritima Joseph Andorfer Ewan 1932-5-19 7531 Los Angeles Playa del Rey, near power house Playa del Rey Comment
  UCR126604  Lobularia maritima A. C. Sanders, Mark Elvin 2003-8-7 27177 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  SFV1497  Lobularia maritima C. Gasser 1956-3-27 s. n. Los Angeles Santa Monica Mountains 3.5 miles from Highway 101 on Malibu Canyon Road by Honor Camp #3. 610 Comment
  SBBG71610  Loeflingia squarrosa R. Hoffmann 1932-4-27 Los Angeles 5 mi N of Lancaster Comment
  RSA590848  Loeseliastrum matthewsii T. S. Ross, S. D. Boyd 1990-5-29 2670 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  RSA77062  Loeseliastrum matthewsii F. W. Peirson 1919-6-15 468 Los Angeles Rock Creek, San Gabriel Mts. 1280 Comment
  RSA592834  Logfia filaginoides L. C. Wheeler 1967-4-30 9215 B Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  SBBG42307  Logfia filaginoides M. B. Dunkle 1939-4-6 7312 Los Angeles Mosquito Ridge Comment
  CAS-BOT-BC283440  Lolium multiflorum A. H. Gallup 1949-6-11 s.n. Los Angeles Eastern foot of Tallac Knoll, LASCA Comment
  UC1595309  Lolium perenne Tim Ross and Steve Boyd 1990-6-18 3492 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mtns., Mescal Creek Quad, Camp Verdugo Pines 1877 Comment
  POM356977  Lolium temulentum Anstruther Davidson 1890-05 s.n. Los Angeles San Pedro Comment
  UCD66675  Lolium temulentum Katharine Brandegee Date Unknown Los Angeles Catalina Island. Comment
  SJSU1841  Lomatium dasycarpum C. W. Sharsmith 1957-4-13 6380 Los Angeles c. 5 mi S of Gorman, northwestern Los Angeles County 762 Comment
  RSA670042  Lomatium dasycarpum D. Yost 1967-4-15 s.n. Los Angeles Malibu 152 Comment
  SDSU2241  Lomatium lucidum A. H. Gallup 1948-4-21 148 Los Angeles 'The Wash' Claremont 366 Comment
  RSA661477  Lomatium mohavense subsp. longilobum Vasu Dev, Barbara Dev 2001-3-30 s.n. Los Angeles On ridge west of road, ca. 0.6 miles south of Acton. Comment
  POM78256  Lomatium vaginatum Marcus E. Jones 1893-5-19 s.n. Los Angeles Pasadena. Comment
  RSA631081  Lomatium vaginatum L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. Comment
  CAS-BOT-BC240492  Lonicera hispidula Peter H. Raven 1962-5-20 17773 Los Angeles Santa Catalina Island: Avalon Canyon about 1 mile south of Avalon Comment
  LA105307  Lonicera subspicata var. denudata Barry A. Prigge; David S. Verity 1988-10-6 8343 Los Angeles Santa Monica Mountains, Medea Creek; Cornell Corners area, 0.25 mi. S of Ventura Freeway on Cornell Road Comment
  RSA535734  Lotus argophyllus subsp. ornithopus T. S. Ross 1991-5-23 5483 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 44 Comment
  RSA597018  Lotus argophyllus var. argophyllus T. S. Ross 1990-6-25 3813 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA3686  Lotus argophyllus var. ornithopus C. B. Wolf 1932-5-10 3530 Los Angeles Equestrian Trail back of Avalon, Santa Catalina Island. 305 Comment
  POM220065  Lotus dendroideus var. dendroideus F. R. Fosberg 1932-5-6 8115 Los Angeles Santa Catalina Island. Ridge above Villa Park, Avalon 60 Comment
  RSA3495  Lotus dendroideus var. dendroideus C. B. Wolf 1932-5-9 3438 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  RSA90293  Lotus grandiflorus var. grandiflorus F. W. Peirson 1924-5-27 4635 Los Angeles Tujunga canyon 762 Comment
  UCR275541  Lotus heermannii D. E. Bramlet 2011-8-26 4941 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near Big Tujunga Reservoir 662 Comment
  RSA639619  Lotus heermannii var. heermannii L. C. Wheeler 1967-5-23 9698 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  UCR205240  Lotus oblongifolius R. G. Swinney 2005-8-11 8447 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UC15669  Lotus oblongifolius var. oblongifolius Dr. A. Davidson May 1892 Los Angeles near Los Angeles Comment
  UCR259607  Lotus purshianus R. G. Swinney 2010-9-7 13684 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UC1922168  Lotus purshianus var. purshianus Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 975 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler and Fisher canyons, S of La Tuna Canyon Near 34deg 13' 36.7'' N 118deg 20' 9.2'' W T2N R14W NE/4, SW/4 sec. 27. Elev. 1600 Feet. Comment
  UC200758  Lotus salsuginosus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  UCR155116  Lotus salsuginosus A. C. Sanders 2005-5-5 29909 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  UCR280503  Lotus salsuginosus R. G. Swinney 2014-5-13 16492 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  SEINET3558317 Image available Lotus salsuginosus Edith A. Purer 1935-5-11 6549 Los Angeles Malibou Road, Santa Monica Mountains. Comment
  POM82719  Lotus salsuginosus var. salsuginosus P. A. Munz 1925-4-23 9446 Los Angeles San Gabriel Canyon. 488 Comment
  RSA574299  Lotus salsuginosus var. salsuginosus R. G. Swinney 1994-3-19 2717 Los Angeles Glendora, 2.5 mi. W of Big Dalton Canyon Rd at Glendora Mountain Road, ca 100 m below (S) of road 548 Comment
  POM175400  Lotus salsuginosus var. salsuginosus Joseph A. Ewan 1930-4-25 2319 Los Angeles Hills near mouth of Stone Canyon 366 Comment
  RSA545318  Lotus salsuginosus var. salsuginosus T. S. Ross 1992-5-17 6341 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  RSA656233  Lotus scoparius Joseph M. Keefe 1978-6-4 23332 Los Angeles Verdugo Mountains: 100 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 287 Comment
  RSA596052  Lotus scoparius var. scoparius T. S. Ross, J. Mark Porter 1995-5-4 8422 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UCR148043  Lotus scoparius var. scoparius Steve Boyd, Amber Maurice 2004-5-18 11340 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  IRVC26322  Lotus strigosus A. C. Sanders, Andy Thompson 2003-4-15 26006 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  RSA498736  Lotus strigosus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA674241  Lotus strigosus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 693 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  UC535350  Lotus strigosus Ira W. Clokey, B. Templeton Jul 1929 4576 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR125423  Lotus strigosus A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25690 Los Angeles NE end of Santa Susana Mtns., 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 335 Comment
  UCR259580  Lotus strigosus R. G. Swinney 2010-5-11 12621 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR264701  Lotus strigosus Mitch Provance, Callen Huff 2009-4-28 10725 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  RSA597251  Ludwigia peploides subsp. montevidensis B. Pitzer 1996-4-28 2738 Los Angeles Harbor City/ City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Highway (St. Hwy) and Vermont Ave. Comment
  CDA27364  Lupinus albifrons D. G. Kelch 1991-3-23 1300 Los Angeles Catalina Island. East of Avalon. Comment
  UCSB43746  Lupinus albifrons Morales, M. 1982-4-18 Los Angeles 1 mile southeast of Avalon across from Safeway dock on Crescent Road 6 Comment
  SEINET10488421  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at santa ana botanical garden. Hybridization by d.b.dunn. Rsa # 6450 x self plant 2 Comment
  POM17024  Lupinus albifrons var. eminens P. C. Everett 1936-3-11 7715 Los Angeles Above the Wishbone, Avalon _ Isthmus Road, Santa Catalina Island. Comment
  RSA191027  Lupinus bicolor R. F. Thorne 1963-5-5 32325 a Los Angeles Open, burned-over ridge top, Cobal Canyon, foothills of San Gabriel Mts. 4 mi. North of Claremont 518 Comment
  RSA279112  Lupinus bicolor R. F. Thorne 1971-3-18 41499 Los Angeles Cobal Canyon; c. 3 mi N of Claremont, near mouth of canyon 503 Comment
  RSA488021  Lupinus bicolor Mark Hoefs 1974-3-28 423 Los Angeles Santa Catalina Island; upper Bulrush Canyon. 220 Comment
  UC1234637  Lupinus bicolor Peter H. Raven 1962-4-10 17195 Los Angeles summit of Thirst summit of Thirst, San Clemente Island (San Clemente Island); , summit of Thirst 579 Comment
  UCR126249  Lupinus bicolor A. C. Sanders 2003-3-14 25782 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR258825  Lupinus bicolor R. G. Swinney 2010-5-11 12695 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  POM2418  Lupinus bicolor subsp. microphyllus C. F. Baker 1904-2-17 4007 Los Angeles Claremont. Comment
  RSA155803  Lupinus bicolor subsp. umbellatus Peter H. Raven 1962-4-10 17195 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  UC65797  Lupinus chamissonis unknown 1904-4-14 Los Angeles Santa Monica Comment
  LA205107  Lupinus elatus J. A. Ewan; 1932-6-17 7247 Los Angeles San Gabriel Mountains, near summit San Gabriel Peak 1843 Comment
  RSA579319  Lupinus excubitus var. austromontanus T. S. Ross 1994-5-31 7974 Los Angeles W slope, ca 860 m WSW of the 7124-ft summit 2072 Comment
  SD215536  Lupinus excubitus var. austromontanus Steve Boyd, Lauren Raz 1997-3-31 9424 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienage Canyon, south of Liebre Mountain. 914 Comment
  POM17553  Lupinus excubitus var. johnstonii C. B. Wolf 1936-5-27 7853 Los Angeles Aliso Canyon to Buckhorn Flats road, 2.4 miles above Tie Camp summit 1706 Comment
  RSA407097  Lupinus excubitus var. johnstonii L. E. Hoffman 1932-5-1 s.n. Los Angeles Mt. Gleason, Angeles National Forest. Comment
  SBBG69100  Lupinus formosus R. Hoffmann 1931-5-2 511 Los Angeles above narrow Bouquet Cyn Comment
  RSA413636  Lupinus formosus var. formosus Gale Sphon 1955-4-16 s.n. Los Angeles Gorman; junction of highways 99 and 138. Comment
  RSA39400  Lupinus formosus var. formosus Charlotte M. Hoak 1947-4-26 11701 Los Angeles Montrose, near La Canada 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
  SBBG53171  Lupinus hirsutissimus S. A. Junak 1978-4-15 SCa 6 Los Angeles N side of Cherry Cove Comment
  UC15880  Lupinus hirsutissimus C. A. Colmore 1900-2-12 Los Angeles Rustic Canyon Santa Monica (Santa Monica); , Rustic Canyon Comment
  SBBG69120  Lupinus latifolius var. latifolius R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  CAS-BOT-BC211689  Lupinus longifolius Alice Eastwood 1919-7-4 9306 Los Angeles Santa Monica Canyon Comment
  RSA593189  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-8 9299 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  SBBG120065  Lupinus microcarpus var. densiflorus A. C. Sanders, M. Elvin 2003-4-14 25971 Los Angeles hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River, Newhall Ranch 351 Comment
  UCR177755  Lupinus sparsiflorus LeRoy Gross 2005-4-28 2157 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  RSA617453  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch 914 Comment
  RSA697993  Lupinus sparsiflorus subsp. sparsiflorus Olive Bernice Spears 1932-3-31 s.n. Los Angeles Near Kraemer Oil Lease Atwood Comment
  SBBG67070  Lupinus succulentus R. Hoffmann 1925-5-5 Los Angeles Mint Cyn Comment
  POM2616  Lupinus succulentus M. Hitchcock 1918-7-18 18 Los Angeles Van Nuys Comment
  SFV5482  Lupinus succulentus J. H. Lane 1972-3-14 44a Los Angeles Palos Verdes. Vacant lot on Paseo del Mar Road on the first level plane above the ocean. Comment
  CAS-BOT-BC176967  Lupinus truncatus A. C. Sanders 2003-3-14 25778 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
  CATA591  Lupinus truncatus Mark L. Hoefs 1991-4-7 1036 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  SBBG95404  Lupinus truncatus M. B. Dunkle 1928-5-13 1940 Los Angeles near Wishbone Loop Comment
  SEINET3131625  Lupinus truncatus G. B. Grant 1904-5-4 734 Los Angeles Pasadena Comment
  SEINET3145146  Lupinus truncatus E. K. Balls, LW Lenz 1950-3-28 14452 Los Angeles 12 mi S of Castaic, Hwy 99 335 Comment
  UCR164122  Lycium andersonii T. B. Salvato, Sandra Murcia 2005-11-1 1245 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  RSA155823  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island: lower end of Bullrush Canyon. 198 Comment
  RSA578211  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8192 Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 95 Comment
  UC792953  Lyonothamnus floribundus subsp. floribundus Reid Moran 1949-2-8 3152 Los Angeles canyon above Whites Landing; Catalina Id. 457 Comment
  RSA228840  Lythrum californicum Robert F. Thorne 1971-6-26 40624 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 427 Comment
  UCR124560  Madia gracilis B. C. Templeton 1932-6-1 4870 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
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Jan 7 2013
  UCR272559  Madia minima R. G. Swinney 2011-6-7 15043 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA188293  Madia sativa R. F. Thorne 1966-6-1 36507 Los Angeles Santa Catalina Island, along stream at lower end of Cape Canyon above junction with Middle Ranch Canyon 236 Comment
  RSA188372  Madia sativa R. F. Thorne, Percy C. Everett 1965-6-23 35005 Los Angeles Santa Catalina Island, along streambed in lower part of Hamilton Canyon 61 Comment
  RSA435914  Mahonia dictyota L. E. Hoffman s.n. Los Angeles Arroyo Seco Canyon. Comment
  SD136173  Malacothamnus clementinus Mark Elvin, Gery Allan 1995-5-21 17 Los Angeles San Clemente Island; west side of island on terrace at edge of upper end south fork of Horse Beach Canyon. Comment
  CAS-BOT-BC230903  Malacothamnus davidsonii Joseph Andorfer Ewan 1934-8-3 8448 Los Angeles Auto road up Table Mt., head of Le Montaine Creek 2225 Comment
  CAS-BOT-BC231885  Malacothamnus davidsonii Alice Eastwood 1919-6-21 9051 Los Angeles San Fernando Comment
  CAS-BOT-BC206200  Malacothamnus fasciculatus Le Roy Abrams 1902-7-5 1558 Los Angeles Azusa Comment
  CAS-BOT-BC206226  Malacothamnus fasciculatus Horticultural Comm. 1928-5-1 s.n. Los Angeles Saugus Comment
  RSA188144  Malacothamnus fasciculatus Robert F. Thorne, P. Everett 1965-6-24 35045 Los Angeles Santa Catalina Island. Road down to Shark Harbor Beach 30 Comment
  SBBG118137  Malacothamnus fasciculatus F. R. Fosberg 1931-5-5 4770 Los Angeles Middle Ranch Dam, Middle Ranch Cyn 200 Comment
  JEPS26418  Malacothamnus fasciculatus var. fasciculatus F. W. Peirson 1918-8-16 114 Los Angeles near Toll-house San Antonio Canyon; , San Gabriel Mtns Comment
  CAS-BOT-BC204194  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles north of Castac [Castaic] 609 Comment
  JEPS32965  Malacothrix californica E. R. Blakley 1958-5-9 2266 Los Angeles hills 2 mi e Gorman 1097 Comment
  UCR1614  Malacothrix coulteri R. G. Barber 1962-4-14 27 Los Angeles Western Mojave Desert, c. one mile north of center of Lancaster on Hwy 6 [Sierra Hwy], east of hwy. across from the Desert Inn [44219 Sierra Hwy, S of Ave. J] 710 Comment
  SDSU19665  Malacothrix foliosa subsp. foliosa Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2193 Los Angeles San Clemente Island. Northern tip of island, west of Northwest Harbor, ca. 100 feet from intertidal zone. 3 Comment
  SDSU21088  Malacothrix saxatilis Ian Cain 2010-5-6 1397 Los Angeles East of Whitter in the Hacienda Heights. 1.08km south east of Rose Hills Chinese Temple 262 Comment
  JEPS30511  Malacothrix saxatilis var. tenuifolia Donald Kyhos 1958-11-1 58 -228 Los Angeles Turnbull Canyon Whittier Comment
  POM11776  Malacothrix saxatilis var. tenuifolia R. L. Pendleton, F. M. Reed 1909-7-2 2820 Los Angeles Santa Catalina Island. Road east of Avalon. 9 Comment
  RSA648052  Malacothrix saxatilis var. tenuifolia Orlando Mistretta 1992-7-17 730 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCD96961  Malephora crocea Kenneth A. Wilson 1961-3-12 1001 Los Angeles Zuma Beach. Comment
  RSA167851  Malosma laurina R. F. Thorne, P. Everett 1964-2-6 33287 Los Angeles Santa Catalina Island. W of Catalina Harbor at Isthmus. 5 Comment
  RSA386399  Malosma laurina R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  RSA652782  Malosma laurina Monica Acosta 1998-5-25 41 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  POM13564  Malva nicaeensis P. A. Munz 1922-5-10 5600 Los Angeles Claremont. 366 Comment
  UCSB47297  Malva parviflora Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd., 1 mile north of Ganado Dr. Rancho Palos Verdes 335 Comment
  CATA982  Marah fabacea Mark L. Hoefs 1994-5-21 1853 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA440985  Marah macrocarpa Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  UC1122846  Marah macrocarpa R. St. John 1933-3-8 346 Los Angeles Dry Canyon Calabasas Quadrangle Comment
  UCR152478  Marah macrocarpa A. C. Sanders, Lee Jones 2005-4-8 29368 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR272694  Marah macrocarpa Reid Moran 1941-2-16 573 Los Angeles Channel Islands, Middle Ranch, Santa Catalina Island 500 Comment
  HSC79407  Marah macrocarpa Thomas Eakle 1967-3-25 100 Los Angeles On Glendora Mtn. Rd., Angeles National Forest in San Gabriel Mtns. 1220 Comment
  SBBG98420  Marah macrocarpa T. Ross 1991-5-22 5461 Los Angeles short cyn 2400' ENE of Spray 685 Comment
  HSC12387  Marrubium vulgare Wendell Wood 1970-6-22 27 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  UCR175045  Marrubium vulgare Vanessa Lee 2005-4-10 s.n. Los Angeles San Gabriel Mtns. Foothills, Eaton Canyon Park, Pasadena, north of I-210 off Altadena Dr. 305 Comment
  RSA0035455  Marrubium vulgare Roxanne Smith 1991-4-30 8 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  RSA0036913  Marrubium vulgare Phil Elliott 1981-2-20 13 Los Angeles Diamond Bar, 1/2 mile west of Diamond Bar Blvd., 1/4 mile south of Grand Ave. Comment
  RSA483722  Marrubium vulgare Richard Noyes 1988-4-30 516 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  SEINET10498120  Marrubium vulgare David B. Dunn 1947-4-16 Dunn 2934 Los Angeles 2 mi w and 1 mi n of palmdale; mohave desert Comment
  UCD125010  Marrubium vulgare Gary Wallace 1966-5-10 530 Los Angeles Fish Canyon along the San Gabriel River bed. Comment
  CAS-BOT-BC348120  Matricaria discoidea Timothy S. Ross; Steve Boyd 1994-5-10 7724 Los Angeles Liebre Mountains. Warm Springs Canyon: canyon bottom and adjacent northerly slopes 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 682 Comment
  LA33949  Medicago polymorpha Peter H. Raven; Henry J. Thompson 1959-5-5 14116 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UC865583  Medicago polymorpha I. Johnston 1917-5-20 1245 Los Angeles above Claremont; Johnson's Pasture Comment
  CAS-BOT-BC281499  Melica imperfecta John Thomas Howell 1928-3-2 3356 Los Angeles Vermont Canon, Griffith Park, Los Angeles Comment
  RSA526625  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4215 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA534044  Melica imperfecta Timothy S. Ross, Orlando Mistretta, M. Hammitt 1991-5-19 5259 Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396')) Beginning of drainage. 386 Comment
  RSA717866  Melica imperfecta R. G. Swinney 1997-4-25 5509 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
  UCD87703  Melica imperfecta Collector Unknown 1948-5-1 s.n. Los Angeles 1 mi. S. of Vincent, 8 mi. S.W. of Palmdale. Comment
  UCD87966  Melica imperfecta W. M. Phillipson 1915-6-1 s.n. Los Angeles Monrovia. Comment
  UCR264058  Melica imperfecta Mitch Provance, Callen Huff 2009-4-28 10767 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  UCR41707  Melica imperfecta G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA549531  Melica stricta var. albicaulis Timothy S. Ross, Steve Boyd 1990-6-18 3449 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA0087236  Melilotus indicus R. G. Swinney 2010-5-4 12512 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  UCR197134  Melinis repens LeRoy Gross 2007-4-27 2662 Los Angeles Transverse Range; Verdugo Mountains, southwest side of the range, east branch of Jeffries Canyon via intersection of Hollywood way and Edmore Place in the city of Sun Valley 299 Comment
  UCR95491  Mentha X villosa Steve Boyd, Lauren Raz 1996-9-24 8941 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  UCR280896  Mentzelia R. G. Swinney 2014-5-7 16409 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  POM49185  Mentzelia affinis L. R. Abrams 1901-4-4 1323 Los Angeles Chatsworth Park. Comment
  SFV6137  Mentzelia affinis M. H. Grayum, D. R. Perry 1974-4-3 7441 Los Angeles Palos Verdes Peninsula Palos Verdes Peninsula. Coastal bluff at Flat Rock Point. 15 Comment
  RSA507972  Mentzelia dispersa Steve Boyd, Tim Ross 1988-4-28 2226 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  POM18162  Mentzelia micrantha P. A. Munz 1923-4-10 6749 Los Angeles San Clemente Island: canyon south of 'Lemon Tank'; west coast. Comment
  SBBG122601  Mentzelia micrantha R. Burgess, B. Neiners, C. Davis, P. Munro 1999-4-17 3236 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk above second narrows 457 Comment
  RSA0065419  Mentzelia micrantha T. Strid 1972-6-8 s.n. Los Angeles Topanga Canyon. 60 Comment
  UCR220037  Mentzelia ravenii R. G. Swinney 2009-4-24 10461 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CAS-BOT-BC167623  Mentzelia veatchiana Alice Eastwood; John Thomas Howell 1937-4-26 3967 Los Angeles Near Palmdale Comment
  UC872444  Mentzelia veatchiana I. W. Clokey, B. C. Templeton 1930-4-8 4651 Los Angeles w Lancaster 400 Comment
  SEINET3071266  Mesembryanthemum chilense Ken Hamilton 1984-4-22 18 Los Angeles La Crescenta City Comment
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Sep 16 2014
  SEINET11942232  Mesembryanthemum crystallinum C. L. Abbott 1926-1 s.n. Los Angeles Carlsbad Comment
  RSA402623  Mesembryanthemum nodiflorum M. B. Dunkle 1939-5-28 8121 Los Angeles Common along old road on east coast of San Clemente Island. Comment
  POM214594  Micropus californicus var. californicus L. C. Wheeler 1932-5-28 784 Los Angeles San Antonio Canyon, below hogback 1280 Comment
  RSA535299  Microseris douglasii subsp. platycarpha Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5329 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SBBG122022  Mimetanthe pilosa A. Parikh, N. Gale 2004-6-2 2032 Los Angeles Santa Clara River in vicinity of confluence with Castaic Crk, Newhall Ranch 290 Comment
  RSA646135  Mimulus aurantiacus Orlando Mistretta 1992-7-13 701 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SFV5509  Mimulus aurantiacus var. pubescens W. A. Kelley Jun 1967 Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UC943828  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-6 1888 C Los Angeles hills a few mi w Pomona (on Highway 99 at summit of grade on high cut s side of road) Comment
  UCR280498  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-6-5 16702 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  LA209122  Mimulus aurantiacus var. puniceus R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island Comment
  RSA191140  Mimulus brevipes Robert F. Thorne, M. Z. Thorne 1967-6-25 37078 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  UC125312  Mimulus brevipes T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  RSA60294  Mimulus brevipes G. R. Campbell 1948-5-13 593 Los Angeles Little Dalton Campground, San Gabriel Mountains. Comment
  POM175357  Mimulus cardinalis E. Crow 1930-6-29 s.n. Los Angeles Pine Flats, San Gabriel Mountains. Comment
  RSA616377  Mimulus floribundus Scott D. White, Pam De Vries 1998-5-15 6492 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 579 Comment
  SBBG96954  Mimulus floribundus S. Boyd, T. Ross, L. Arnseth 1990-4-8 4291 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  UCR190881  Mimulus floribundus R. G. Swinney 1999-7-14 7552 Los Angeles San Gabriel Mtns., Laurel Gulch, an eastern tributary of East Fork San Gabriel River Canyon 854 Comment
  RSA584303  Mimulus floribundus Tim S. Ross, Orlando Mistretta 1993-5-26 7310 Los Angeles W end of the San Gabriel Mountains: Santa Clara Road (U.S.F.S.) between Wilson Canyon Saddle and May Canyon Saddle. Seepy northerly draw, head of a tributary of Los Pinetos Canyon. 1043 Comment
  UCR209106  Mimulus fremontii R. G. Swinney 2008-6-18 9072 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  UCSC000868  Mimulus fremontii Peter Kamb 1948-5-6 954 Los Angeles Desert foothills of the San Gabriel Mts above Little Rock San Gabriel Mts, Little Rock 975 Comment
  PASA111  Mimulus guttatus Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  RSA0091345  Mimulus guttatus R. G. Swinney 2011-5-12 14710 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Cyn. 1195 Comment
  UCR192835  Mimulus johnstonii R. G. Swinney 1998-7-6 6276 Los Angeles San Gabriel Mtns., 0.2 mi. up western tributary of Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  JEPS10610  Mimulus pilosus Frank W. Peirson 1918-10-16 269 Los Angeles Pacoima Canyon San Gabriel Mountains 548 Comment
  RSA682517  Mimulus pilosus Scott D. White, Michael Honer 2003-5-7 9188 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  RSA727731  Minuartia douglasii R. G. Swinney 1998-5-16 6090 Los Angeles San Gabriel Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  SEINET4084697  Mirabilis californica var. californica R. Moran 1941-1 706 Los Angeles Santa Catalina Island on ridge north of Middle Ranch. 300 Comment
  CATA1936  Mirabilis laevis M. B. Dunkle 1928-2-12 1704 Los Angeles Santa Catalina Island: Salta Verde 0 Comment
  SEINET3245957  Mirabilis laevis R. G. Swinney 2009-1 10812 Los Angeles Transverse Range; San Gabriel Mtns. Foothills: Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north fro west end of Pleasant View Ridge (Juniper Hills 7.5') 1433 Comment
  CAS-BOT-BC434877  Mirabilis multiflora var. pubescens T. C. Fuller 1963-6-25 10702 Los Angeles N. side of Ave. D, Hwy 138, to Lancaster, 0.9 mi. e. of 24th St., 19.4 mi. e. of Gorman, w. Mojave Desert Comment
  SD186254  Modiola caroliniana A. C. Sanders 2003-5-1 26287 Los Angeles Irwindale, near boundary of Azusa, south side of Montoya St., just east of Irwindale Ave. 170 Comment
  RSA230206  Monardella australis Robert F. Thorne 1969-7-2 38267 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  UCR256185  Monardella australis subsp. cinerea R. G. Swinney 2010-9-23 13881 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA408578  Monardella exilis Dana Krempels 1981-5-2 43 -DK Los Angeles West Mojave desert; amoung Buttes. +/-2 miles WSW of Alpine Bute. +/-1.5 miles north of road O. 762 Comment
  RSA230737  Monardella linoides subsp. stricta Robert F. Thorne, M. Z. Thorne 1969-7-9 38480 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  RSA0110578  Monolopia lanceolata Richard G. Swinney 2011-4-19 14422 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. Just north of transmission lines. 945 Comment
  UCR213970  Monolopia lanceolata Dave Silverman, Cindy Hopkins 2007-4-24 6734 Los Angeles Tejon Ranch, 1000 m ESE of National Cement, 1.7 km W of California Aqueduct, 500 m S of the county line, just N of plant access road 954 Comment
  UCR216859  Morus alba R. G. Swinney 2009-3-12 10103 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  RSA747272  Muhlenbergia asperifolia R. G. Swinney 2005-8-22 8521 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, lower Holcomb Canyon 1280 Comment
  UCR194005  Muhlenbergia californica R. G. Swinney 1998-7-28 6512 Los Angeles San Gabriel Mtns., Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak 1024 Comment
  CATA172  Muhlenbergia microsperma Mark L. Hoefs, A. Douglas Propst 1973-4-6 137 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  RSA603011  Muhlenbergia microsperma L. C. Wheeler 1931-2-20 s.n. Los Angeles Pomona: Ganesha Park. Comment
  UCD86850  Muhlenbergia microsperma Robert F. Thorne; P. C. Everett 1964-2-7 33483 Los Angeles Middle Canyon, Santa Catalina Island. 243 Comment
  RSA746422  Muhlenbergia richardsonis Orlando Mistretta 1994-7-12 1400 Los Angeles Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. Comment
  RSA630260  Muilla maritima Scott D. White, David E. Bramlet 1998-8-11 7032 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UC905453  Muilla maritima I. W. Clokey and E. G. Anderson 1935-5-9 4657 Los Angeles San Dimas Canyon Comment
  UCR182676  Muilla maritima R. G. Swinney 1998-4-11 5942 Los Angeles San Gabriel Mtns, Claremont, hills c. 0.75 mi. NE of Padua Hills Restaurant, 0.4 SW of Potato Mtn. 823 Comment
  RSA377603  Muilla maritima Christopher Davidson 1975-5-25 2562 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on road 7N23 to Liebre Mountain., ca. 0.4 mile past Sandberg Peak. Angeles National Forest. 1646 Comment
  CAS-BOT-BC259788  Nassella cernua F. H. Billings 1922-5-1 s.n. Los Angeles Redlands Comment
  POM1066  Nassella cernua Anstruther Davidson 1918-04 s.n. Los Angeles Vacant lot in Los Angeles Comment
  CAS-BOT-BC520316  Nassella lepida R. G. Swinney 2010-4-30 12471 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park,ridgetop S of the southern of the two eastern forks of Wilson Cyn., 0.45 mi E of Wilson Debris Basin along old motorway 548 Comment
  RSA660993  Nassella lepida LeRoy Gross 2001-5-28 413 Los Angeles Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. 549 Comment
  RSA678210  Nassella lepida Valerie L. Soza, LeRoy Gross 2001-4-18 1136 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 701 Comment
  UC1109350  Nassella lepida Peter H. Raven 1962-4-9 17171 Los Angeles sides of narrow ravine above Wilson Cove; San Clemente Island 60 Comment
  SBBG108129  Nassella pulchra S. L. Crockett, S. Schueller 1997-3-8 562 Los Angeles Cottonwood Beach, ca. 25 m W of rd 79 Comment
  RSA0098774  Nasturtium officinale R. G. Swinney 2011-6-1 14958 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA431552  Nasturtium officinale Edwin Kline 1924-8-3 14852 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA252945  Nemacladus longiflorus var. breviflorus R. F. Thorne, Gary D. Wallace 1973-4-24 43421 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  RSA439270  Nemacladus longiflorus var. breviflorus Robert Gustafson, Gary D. Wallace 1982-4-26 2544 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 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
  RSA777928  Nemacladus orientalis Orlando Mistretta, Christine Mistretta 2010-5-20 5160 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  SBBG122023  Nemacladus ramosissimus A. Parikh, N. Gale 2003-5-28 746 Los Angeles Bee Cyn just N of Soledad Cyn Rd, 0.3 km NE of confluence of Bee Cyn and Santa Clara River; SE Liebre Mtns 540 Comment
  RSA0006293  Nemacladus sigmoideus R. C. Bacigalupi 1953-6-14 4190 Los Angeles Upper slopes of the So. Fork of Little Rock Creek Canyon, higher north slopes of the San Gabriel Mts, Angeles National Forest. 1554 Comment
  SDSU6137  Nemophila menziesii J. Godsil 1952-4-1 151 Los Angeles Azusa Canyon. Angeles Natl. Forest near Coldstream Guard Station. 1036 Comment
  UC24222  Nemophila menziesii Harley P. Chandler 1897-2-10 Los Angeles Claremont 365 Comment
  UCR214103  Nemophila menziesii A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37974 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
  RSA608634  Nemophila menziesii var. menziesii Louis C. Wheeler 1931-3-19 s.n. Los Angeles Pomona: Ganesha Heights. Comment
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Feb 16 2007
  RSA0017032  Nemophila menziesii var. menziesii Unspecified 670415 Los Angeles Angeles National Forest Upper Big Tujunga Wash Streamside. 1067 Comment
  JEPS86194  Nemophila spatulata L. R. Heckard 1971-5-25 2582 Los Angeles nw Chilao Flat (near Horse Flat Campground, San Gabriel Mts.); San Gabriel Mts., nw of Chilao Flat, nr Horse Flat Campgroun 1706 Comment
  UCR172454  Nicotiana acuminata var. multiflora Anuja Parikh, Nathan Gale 2005-6-29 2120 Los Angeles Santa Susana Mtns., Newhall Ranch, slopes above Potrero Canyon, south of Santa Clara River c. 1 mi. east of the Ventura Co. line, study area 16 396 Comment
  RSA626983  Nicotiana attenuata Louis C. Wheeler 1973-7-15 s.n. Los Angeles Doe Flat; Graveyard Canyon. Comment
  POM305054  Nicotiana glauca Henry J. Ramsey, Henry J. Ramsey 1937-1-2 366 Los Angeles Altadena. 396 Comment
  UCR259627  Nicotiana glauca R. G. Swinney 2010-4-15 12219 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  UCD97859  Nitrophila occidentalis Eldon Paddock 1951-8-1 s.n. Los Angeles Coyote Creek Wash, toward Norwalk. Comment
  JEPS19054  Notholaena californica subsp. californica Louis C. Wheeler 955 Los Angeles 3/4 mi from Rogers Canyon; San Gabriel Mtns. 304 Comment
  POM188344  Oenothera deltoides subsp. deltoides P. A. Munz 1933-5-13 12949 Los Angeles 10 miles south of Muroc. Comment
  RSA699495  Oenothera dentata Seacord s.n. Los Angeles West Mojave. Comment
  UCR218012  Oenothera elata A. C. Sanders, Dan S. Cooper 2010-8-5 38578 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA747393  Oenothera laciniata A. C. Sanders, T. B. Salvato 2009-5-20 36871 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. ( Hwy 19) and west of Santa Anita Ave. 66 Comment
  SEINET10732290  Opuntia X occidentalis John Milton Bigelow 1854-3-19 Bigelow s.n. Los Angeles near Los Angeles, Calif. Comment
  RSA777429  Opuntia basilaris var. brachyclada R. G. Swinney 2009-5-20 10856 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR178924  Opuntia littoralis R. G. Swinney 1989-5-9 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon 0.6 mi. east of Glendora Mountain Road 396 Comment
  RSA661003  Opuntia vaseyi LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 402 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 290 Comment
  POM353682  Orobanche bulbosa H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  SBBG13169  Orobanche bulbosa E. R. Blakley, M. A. Piehl 1962-10-5 5436 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  CAS-BOT-BC502621  Orobanche bulbosa G. B. Grant 1902-5-14 s.n. Los Angeles Wash at Glendaora, Calif. [location corrected per label data by P.A. Munz, 1929] Comment
  JEPS70818  Orobanche californica subsp. feudgei Robert Ornduff 1973-5-13 7899 Los Angeles Santiago Canyon, south of Acton. Comment
  SBBG125329  Orobanche fasciculata A. Parikh, N. Gale 2010-6-22 3358 Los Angeles Upper Shortcut Cyn, 1.0 km S of St Hwy 2, 1.2 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1355 Comment
  UC303077  Orobanche fasciculata J. W. Minthorn July 1920 Los Angeles Catalina Island, near Avalon. Comment
  UCR127031  Orobanche fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26946 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  RSA0066497  Orobanche parishii subsp. parishii Robert C. Frampton 1946-6-22 s.n. Los Angeles Ganesha Park, Pomona. Comment
  RSA0059245  Orobanche uniflora subsp. occidentalis Samuel R. Tyson 1942-5-1 s.n. Los Angeles San Dimas Exper. For. trail to flumes 4 & 5, San Dimas Canyon. Comment
  RSA402059A  Orthocarpus purpurascens Louis C. Wheeler 1932-5-17 720 Los Angeles Santa Monica Mountains: Garapito Creek. 305 Comment
  SEINET10661462  Oryza sativa Heidi H. Schmidt 1999-10-10 Schmidt 3914 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  POM353412  Oxalis corniculata M. B. Dunkle 1933-4-14 3295 Los Angeles Long Beach. Comment
  RSA652547  Oxalis pes-caprae Carol Zuck 1981-2-27 57 Los Angeles 547 Dove Ln. W. Covina. Comment
  SDSU17716  Oxalis pes-caprae S. H. Bullock 1968-3-23 3 Los Angeles Claremont, ca. 200 yards West of Mills Ave. and Sixth Street. 351 Comment
  RSA0098825  Oxytheca trilobata R. G. Swinney 2011-6-14 15141 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  UC205609  Packera ionophylla I. M. Johnston 1918-7-6 2085 Los Angeles near Head of Prairie Fork of San Gabriel River; San Antonio Mountains, San Gabriel River 2286 Comment
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Sep 2 2014
  RSA0009406  Paeonia californica Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  UCR190617  Papaver californicum R. G. Swinney 2000-5-20 7696 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 905 Comment
  RSA0108861  Parietaria hespera var. californica Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 SCa- 520 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach. 9 Comment
  UC1587737  Parietaria hespera var. hespera Tim Ross 1991-4-21 4500 Los Angeles near mouth of Turnbull Canyon (Turnbull Canyon drainage); Whittier Hills (Puente Hills, pro parte) 153 Comment
  RSA715366  Parietaria judaica R. E. Riefner 2006-1-12 6 -13 Los Angeles South Coast: San Pedro, Point Fermin 13 Comment
  HSC93633  Paspalum dilatatum L. C. Wheeler 1945-8-16 6098 Los Angeles Near Whittier, Workman Mill Rd. at San Jose Creek. Comment
  POM364352  Paspalum distichum Geo. L. Moxley 1915-9-2 442 Los Angeles Ave. 54th between Abbott and Ash streets Comment
  UCR85814  Pectocarya anisocarpa T. S. Ross 1991-3-24 4312 Los Angeles Whittier Hills (Puente Hills, pro parte) 311 Comment
  RSA624987  Pectocarya penicillata L. C. Wheeler 1963-5-5 8251 Los Angeles Bear Creek, off West Fork San Gabriel River. 548 Comment
  SEINET13203280 Image available Pectocarya penicillata R. G. Swinney 2011-1 1479 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of Jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. (Chilao Flat 7.5' Q.) (T3N R12W S35) 1018 Comment
  SBBG25059  Pectocarya platycarpa D. Myrick 1966-3-31 1314 B Los Angeles Pearblossom Comment
  RSA594957  Pectocarya setosa T. S. Ross 1995-4-26 8392 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  UCR202702  Pedicularis semibarbata R. G. Swinney 2001-8-18 8048 Los Angeles San Gabriel Mtns., Mt. Baden-Powell 2866 Comment
  CAS-BOT-BC67712  Pellaea andromedifolia J. H. Thomas 1949-2-22 6 Los Angeles San Clemente Island - near north-east end of island. 38 Comment
  UCR216754  Pellaea andromedifolia R. G. Swinney 2009-2-20 10006 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  CAS-BOT-BC67704  Pellaea andromedifolia unspecified 1902-5-23 221 Los Angeles Little Santa Anita Canyon 762 Comment
  POM150502  Pellaea andromedifolia P. H. Raven 1962-4-11 17304 Los Angeles 1 miles south of Wilson Cove, San Clemente Island 122 Comment
  UCR137596  Pellaea andromedifolia var. andromedifolia R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  RSA0069842  Pennisetum setaceum R. G. Swinney 2010-5-4 12488 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  SFV20799  Pennisetum setaceum L. Gross, V. Soza, N. Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains Chandler Fire Road above locked gat at corners of Olivia Terrace and Edmore Street in Sun Valley. 366 Comment
  UCR126232  Pennisetum setaceum A. C. Sanders 2003-3-14 25757 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA0031685  Penstemon X parishii Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  SEINET5324172 Image available Penstemon carnosus Unknown, Collected by Pupils of Los Angeles High School 1902-1 s.n. Los Angeles Ravines near Los Angeles Comment
  RSA724660  Penstemon centranthifolius K. Dobry 1991-5-13 548 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA412431  Penstemon centranthifolius Paul Currie 1969-1 s.n. Los Angeles Tapia Park. 366 Comment
  RSA710223  Penstemon centranthifolius Blanche Sell 1923-6-12 s.n. Los Angeles Topanga Pass. Comment
  RSA747374  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2008-6-10 9016 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  POM199536  Penstemon heterophyllus I. W. Clokey, Bonnie C. Templeton 1929-05 4522 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA408097  Penstemon heterophyllus Bonnie C. Templeton 1930-5-27 1404 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  LA200887  Penstemon heterophyllus var. australis Norman A. Cole; May 1964 399 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Malibu Lake, Lake Malibu bridge on Lake Vista Rd. Comment
  SD125718  Penstemon heterophyllus var. australis K. Harper 1986-5-17 Los Angeles Bouquet Canyon Rd. just W of Spundy Canyon Rd., E of Bouquet Reservoir, near road Comment
  UC139648  Penstemon labrosus LeRoy Abrams 1902-6-30 2606 Los Angeles Mt. Wilson Comment
  RSA733388  Penstemon speciosus R. G. Swinney 2001-6-16 7987 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  UC1595275  Penstemon spectabilis Tim Ross and Peter Fritsch 1990-6-20 3690 Los Angeles ridgetop between West Fork of San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  RSA699008  Penstemon spectabilis J. Russell Bruff 1928-7-4 s.n. Los Angeles Near Sunset Peak. Comment
  RSA719745  Penstemon spectabilis var. subviscosus R. G. Swinney, Dave Larson 1996-8-7 5231 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  RSA0110843  Pentagramma triangularis R. G. Swinney 2011-4-26 14513 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  SBBG96872  Pentagramma triangularis subsp. triangularis T. Ross 1991-3-24 4296 Los Angeles Whittier Hills (Puente Hills, pro parte): small cyn that drains N to Turnbull Cyn from the NW side of Workman Hill 341 Comment
  CAS-BOT-BC211295  Perideridia gairdneri subsp. gairdneri Dr. H. E. Hasse 1890-8-1 s.n. Los Angeles Near Ballona Comment
  CAS-BOT-BC217829  Perideridia pringlei W. R. Dudley; F. H. Lamb 1896-6-9 4428 Los Angeles Liebre Mountains Comment
  CAS-BOT-BC73752  Peritoma arborea var. arborea Louis C. Wheeler 1931-11-23 367 Los Angeles Floatstone Quarry, 4 mi. SE Redondo Beach 76 Comment
  CAS-BOT-BC73760  Peritoma arborea var. arborea Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7440 Los Angeles Palos Verdes Peninsula, Rancho Palos Verdes - eroded canyon through southerly coastal bluffs, 15 Comment
  CAS-BOT-BC419004  Persicaria lapathifolia Timothy S. Ross; Steve Boyd 1994-9-21 8335 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-BC534059  Phacelia R. G. Swinney 2010-4-30 12448 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, c. 0.7 mi E of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn 537 Comment
  RSA0119518  Phacelia R. G. Swinney 2014-4-23 16169 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. 1232 Comment
  RSA426153  Phacelia bicolor Ora M. Clark 1929-3-30 1926 Los Angeles E of Lancaster Comment
  UC24309  Phacelia bicolor var. bicolor Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  RSA0115819  Phacelia cicutaria Steven A. Junak 1999-7-17 SCa- 1074 Los Angeles Santa Catalina Island. Cape Canyon, plant stop. 238 Comment
  SEINET13711392  Phacelia cicutaria J. Adams, J. Adams (Botany) 1965-1 83 Los Angeles Claremont, Thompson's Wash, N End Indian Hill Blvd 1400 Ft 427 Comment
  POM293600  Phacelia cicutaria var. hispida Lyman Benson 1945-6-5 11770 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  RSA802559  Phacelia cicutaria var. hispida Orlando Mistretta, Christine Mistretta 2011-7-6 5908 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  UCR281387  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-27 16663 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  POM427627  Phacelia cicutaria var. hispida Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  UC24331  Phacelia davidsonii Dr. A. Davidson 1895-1 Los Angeles Antelope Valley Comment
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Dec 31 2018
  RSA771777  Phacelia distans R. G. Swinney 2009-5-20 10819 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  RSA786324  Phacelia distans K. Dobry 1991-5-13 530 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UCSB27917  Phacelia distans Kunze, G. 1971-4-17 Los Angeles California 14, 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  VVC3072  Phacelia distans Tim Thomas, P. J. MacKay 2015-5-10 6617 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA615711  Phacelia distans Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  SEINET4081445  Phacelia distans M. B. Dunkle 1939-1 7212 Los Angeles At southeast point of San Clemente Island. Comment
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Jul 26 2016
  SBBG64921  Phacelia douglasii R. Hoffmann 1929-4-28 Los Angeles near Harold Comment
  RSA428014  Phacelia egena Bonnie C. Templeton 1932-6-19 4934 Los Angeles Big Pines Park, San Gabriel Mountains. 2092 Comment
  SD41977  Phacelia fremontii Darley F. Howe 1947-5-6 1533 Los Angeles North side San Gabriel Mountains. 1524 Comment
  CAS-BOT-BC145161  Phacelia hubbyi Peter H. Raven 1959-5-3 14055 Los Angeles Mulholland Drive near Beverly Glen Boulevard 381 Comment
  UCR223737  Phacelia imbricata R. G. Swinney 2009-5-28 10913 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  POM8874  Phacelia imbricata subsp. imbricata W. R. Dudley, F. H. Lamb 1896-6-8 4380 Los Angeles Liebre Mts. Comment
  UC1375263  Phacelia imbricata subsp. patula Robert F. Thorne and C. W. Tilforth 1971-6-30 40745 Los Angeles Pacifico Mtn. San Gabriel Mts., Angeles National Forest 1950 Comment
  RSA0076188  Phacelia longipes Scott D. White 1998-6-29 6831 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA642423  Phacelia longipes Orlando Mistretta 1995-6-23 1828 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 1. 1829 Comment
  UC1174668  Phacelia longipes L. R. Heckard, R. Bacigalupi, and G. T. Robbins 1953-6-15 508 Los Angeles along Forest Service rd near confluence of Pacoima Creek with its North Fork; San Gabriel Mts., Pacoima Canyon Comment
  SBBG13134  Phacelia lyonii E. R. Blakley 1962-6-9 5206 Los Angeles cyn W of rd, 2.5 mi N of China Pt 213 Comment
  SBBG96756  Phacelia lyonii S. Boyd with T. Ross, L. Arnseth 1990-4-7 4282 Los Angeles lower half of China Cyn Comment
  RSA0069843  Phacelia minor R. G. Swinney 2010-5-4 12487 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA199028  Phacelia minor W. M. Gauntt 1966-4-30 160 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  RSA597031  Phacelia minor Tim S. Ross 1990-6-25 3845 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  SDSU19986  Phacelia minor S. H. Bullock 1968-4-6 36 Los Angeles Claremont, north of Foothill Blvd. between Dartmouth and College Ave. 366 Comment
  UCR197205  Phacelia minor Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 750 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  POM3731  Phacelia minor C. F. Baker 1909-3-20 5247 Los Angeles Claremont. Comment
  RSA652870  Phacelia minor Ron Martinolich 1991-4-7 9 Los Angeles Los Angeles, Griffith Park, off of Griffith Park Drive, 0.3 miles west of Zoo Drive at dirt parkig area. South-east on fire road about 0.25 miles, on north side, 10 feet off road. In old slump above fire road. Comment
  RSA751108  Phacelia ramosissima Justin M. Wood 2009-6-5 831 Los Angeles [City of Claremont:] Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA233419  Phacelia ramosissima var. ramosissima Robert F. Thorne 1969-7-9 38589 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines. 2088 Comment
  JEPS1287  Phacelia tanacetifolia Frank W. Peirson 1920-3-28 2101 Los Angeles Tujunga Canyon San Gabriel Mountains 457 Comment
  SD108870  Phacelia tanacetifolia James Henrickson 1973-5-12 9580 Los Angeles 9 miles SW of Little Rock, 0.2 miles S of Mt. Emma Rd., along Hwy N3. 1189 Comment
  PASA1329  Phacelia tanacetifolia Annetta Carter 1929-3-31 Los Angeles Near Clayton Comment
  SEINET10973258  Phaseolus vulgaris Kappes 2001-3-2 Kappes 98 Los Angeles Farm Fresh, 6333 W. 3rd Street, Los Angeles, CA, 90036. Phone: (323) 931-3773. Comment
  RSA726060  Phlox diffusa R. G. Swinney 1997-6-25 5632 Los Angeles San Gabrial Mtns.: west of Wrightwood, ca. 0.25 mi. east of Hwy 2, ca. 300 m N of Guffy Rd. (3N06) 2317 Comment
  RSA716922  Phoenix canariensis LeRoy Gross, Naomi Fraga 2006-1-20 2451 Los Angeles East end of the Verdugo's. North side of the main crest. Deer Creek off of Beaudry Road. West of Debris Basin. 448 Comment
  UC881292  Pholistoma auritum I. Johnston 1917-3-29 1249 Los Angeles above Claremont Claremont Comment
  UCR185398  Pholistoma auritum A. C. Sanders, T. B. Salvato 2007-4-25 33549 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  RSA213382  Pholistoma auritum M. B. Dunkle 1939-4-3 7238 Los Angeles Chenette Canyon, San Clemente Island. Comment
  RSA0119001  Pholistoma membranaceum A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33527 Los Angeles Western Transverse Range; Liebre Mtns. Region: south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch. 945 Comment
  RSA0012045  Phoradendron densum R. G. Swinney 2009-4-29 10602 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA596232  Phoradendron densum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3388 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  CAS-BOT-BC141155  Phoradendron serotinum subsp. macrophyllum Louis C. Wheeler 1932-1-10 437 Los Angeles Puddingstone 304 Comment
  RSA384014  Phyllospadix torreyi F. R. Fosberg 1931-5-16 4877 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  RSA683961  Phyllospadix torreyi Arline Young 1968-1-27 s.n. Los Angeles Cabrillo Beach, San Pedro, Zone 4 Comment
  UC26209  Physalis philadelphica J. Burtt Davy Oct 1896 2857 Los Angeles Pomona Comment
  CAS-BOT-BC207274  Pickeringia montana var. montana Ernest Braunton 1902-5-27 355 Los Angeles Summit Cahuenga Mts. Comment
  UCR280727  Pinus coulteri R. G. Swinney 2011-6-7 15106 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
  RSA714199  Pinus halepensis Valerie Soza, LeRoy Gros, Marisa Sripracha 2001-7-20 1352 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  RSA585781  Pinus jeffreyi Orlando Mistretta 1995-7-11 1874 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  CAS-BOT-BC78751  Pinus lambertiana Le Roy Abrams; E. A. McGregor 1908-7-5 650 Los Angeles [Swartout] Swarthout Canyon, desert slopes of the San Gabriel Mountains 1981 Comment
  RSA651147  Pinus ponderosa Kurt Zeiher 1949-5-7 sn Los Angeles Dalton Canyon. 152 Comment
  UCR124708  Pinus ponderosa B. C. Templeton 1932-6-19 4925 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCSB12272  Pinus ponderosa Suter, Richard 1961-3-3 Los Angeles Atop Mt. Wilson north of Pasadena, Calif.; collected 25 yds. north of parking lot at Mt. Wilson Hotel 1794 Comment
  RSA617368  Pinus sabiniana Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10233 Los Angeles Liebre Mountains region: Warm Springs Mountain, ca. 0.5 miles west of the peak along ridgeline dividing Warm Springs Canyon and Necktie Basin. 1189 Comment
  CDA33965  Piptatherum miliaceum M. O'Brien 2006-12-1 MOB 06 -3 Los Angeles Santa Monica Mountains; Malibu Creek State Park. Comment
  RSA550404  Piptatherum miliaceum Timothy S. Ross 1990-6-20 3595 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  RSA577754  Piptatherum miliaceum F. M. Reed 1925-6-15 5131 Los Angeles Foothill Blvd. on [Boldion] Ranch west of Arcadia 244 Comment
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Dec 7 2014
  RSA675008  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  POM368907  Plagiobothrys canescens var. canescens E. S. Spalding 1884-6-11 s.n. Los Angeles Wesley Avenue. Comment
  RSA0105758  Plagiobothrys collinus R. G. Swinney 2011-6-7 15039 A Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  UCR94672  Plagiobothrys leptocladus A. C. Sanders, E. J. Lott 1993-5-6 13977 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
  SD252361  Plantago coronopus Steven A. Junak 1999-5-20 Sca 938 Los Angeles Santa Catalina Island: on ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mile up canyon from reservoir. 256 Comment
  RSA592415  Plantago coronopus Mark Hoefs 1974-5-2 453 Los Angeles Santa Catalina Island. dry reservoir margin by road above Parson's Landing 30 Comment
  JEPS6416  Plantago erecta John Thomas Howell 1928-3-20 3480 Los Angeles Vermont Canyon Griffith Park Comment
  SBBG18713  Plantago erecta E. R. Blakley 1963-4-7 5529 Los Angeles between Haypress and Gallagher Cyn's head 411 Comment
  UCR126892  Plantago erecta A. C. Sanders 2003-4-29 26167 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA158323  Plantago erecta Peter H. Raven 1962-4-10 17227 Los Angeles Summit ridge about 2 miles north of Thirst. 488 Comment
  RSA401975A  Plantago erecta Geo. L. Moxley 1915-5-9 321 Los Angeles N of Highland Park. Comment
  SEINET6089751  Plantago erecta Unknown 1975-5-14 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CDA7758  Plantago lanceolata Michael O Brien 2008-5-4 s.n. Los Angeles La Piedra State Beach 0 Comment
  RSA402055B  Plantago lanceolata Robert Gustafson 1981-4-14 2183 Los Angeles Ballona Wetlands, Area 2. Comment
  SDSU1035  Plantago ovata Gerald Collier 1951-4-7 Los Angeles Point Bluff Dume, 1 miles SE of Zuma Beach. Comment
  RSA530592  Plantago ovata var. insularis Blanche Trask 1901-1 3569 Los Angeles Santa Catalina Island. Comment
  RSA729230  Platanthera sparsiflora Richard G. Swinney 1998-7-14 6415 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  UC72614  Platanus racemosa E. D. Palmer 1901-1 Los Angeles Claremont Comment
  UCR108191  Platanus racemosa M. E. Siqueiros D. 1997-3-19 4380 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. & Foothill Blvd. west of main paved road, north of Foothill Blvd. 50 m from NW fence. 412 Comment
  UCR212786  Platanus racemosa Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1777 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, Sycamore Canyon, [Sycamore Canyon Road north of San Dimas Canyon Park] 396 Comment
  RSA606156  Platystemon californicus R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  POM4553  Plectritis ciliosa subsp. insignis E. L. Brown 1893-04 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC326708  Pleiacanthus spinosus R. G. Swinney 2009-8-25 11465 Los Angeles West summit of Table Mountain, NE of Big Pines, San Gabriel Mtns., Transverse Range 2290 Comment
  CAS-BOT-BC356124  Pluchea odorata Ernest Braunton 1902-8-1 624 Los Angeles Cienega Comment
  RSA595802  Poa annua Lauren Raz, Steve Boyd 1996-10-23 51 Los Angeles Liebre Mountains. Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. 609 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
  UCR271827  Poa bulbosa subsp. vivipara R. G. Swinney 2011-6-23 15308 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
  RSA0091792  Poa secunda R. G. Swinney 2011-4-1 14292 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA545331  Poa secunda Timothy S. Ross 1992-4-14 6154 Los Angeles San Clemente Island. Central E side of island; just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  UCR45035  Polycarpon tetraphyllum A. C. Sanders 1986-7-30 6811 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
  UCR50851  Polycarpon tetraphyllum A. C. Sanders 1988-5-18 7828 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  POM258503  Polycarpon tetraphyllum P. A. Munz 1942-5-1 17055 Los Angeles Parking on sixth St. north of Crookshank Hall, Claremont. 366 Comment
  RSA65559  Polycarpon tetraphyllum F. W. Peirson 1945-6-15 s.n. Los Angeles Parking space at Anoakia School, Foothill Blvd. Arcadia or south of Sierra Madre. Comment
  RSA347546  Polygala cornuta var. fishiae Barry A. Prigge 1985-6-14 6419 Los Angeles Cold Creek Canyon; along trail below Murphy Ranch Site 598 Comment
  POM122117  Polygonum arenastrum George B. Grant 1905-11-1 s.n. Los Angeles Pasadena. Comment
  RSA466389  Polygonum argyrocoleon E. S. Spalding 1925-9-19 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA607511  Polygonum argyrocoleon 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
  RSA355917  Polygonum aviculare subsp. aviculare Robert F. Thorne 1975-9-4 47395 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  UCD100093  Polygonum aviculare subsp. depressum B. Pitzer 1996-5-5 2859 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills. San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  UC56645  Polygonum lapathifolium Ernest Braunton Oct. 1902 726 Los Angeles Oak Knoll Comment
  UCR209957  Polygonum lapathifolium R. G. Swinney 2008-9-9 9327 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR276916  Polygonum lapathifolium R. G. Swinney 2011-3-29 14281 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
  RSA0091977  Polypodium californicum R. G. Swinney 2011-11-1 15936 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA762449  Polypodium californicum R. G. Swinney 2009-2-20 10004 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  SEINET4064250  Polypodium californicum M. B. Dunkle 1939-1 7248 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UC399456  Polypodium californicum C. F. Millspaugh 1920-1-13 4595 Los Angeles canyon up right hand branch of stream bed toward base of Black Jack White's Landing; Santa Catalina Isl. Comment
  UCSB30909  Polypodium californicum Parker, V. 1974-3-27 Los Angeles Fishermans Cove, Santa Catalina Island 1 Comment
  UC572682  Polypogon interruptus Nell Murbarger March 1936 239 Los Angeles e side San Clemente Island; e side San Clemente Island Comment
  CHSC92948  Polypogon monspeliensis John Dittes 2006-1-2 1310 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; at edge of Big Tujunga Creek. 393 Comment
  POM1120  Polypogon monspeliensis R. D. Williams 1901-6-9 103 Los Angeles Claremont. Burbank canyon. 945 Comment
  RSA682713  Polypogon monspeliensis LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1111 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  CAS-BOT-BC237505  Polypogon viridis Le Roy Abrams 1901-7-1 1868 Los Angeles West Fork of San Gabriel River Comment
  RSA0056207  Polypogon viridis Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  RSA590618  Polypogon viridis Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3008 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA747066  Polypogon viridis R. G. Swinney 2008-5-30 8913 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  RSA756739  Polypogon viridis R. G. Swinney 2008-6-24 9083 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  CAS-BOT-BC72118  Polystichum californicum F. A. M. 1956-10-1 27114 Los Angeles Los Angeles Comment
  RSA729890  Polystichum imbricans subsp. curtum R. G. Swinney 1998-8-30 6858 Los Angeles South fork of Dry Lake Canyon, a western tributary of San Antonio Canyon. 985 Comment
  RSA733671  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-8-5 6657 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
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Mar 14 2010
  RSA85031  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
  CAS-BOT-BC102550  Populus fremontii Joseph Ewan 1937-8-23 11056 Los Angeles Tujunga Creek near mouth of the canyon. San Gabriel Mts. Tujunga Canyon Comment
  UCR270891  Populus nigra R. G. Swinney 2011-5-26 14879 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
  SD252229  Potamogeton Steven A. Junak 1999-7-17 Sca 1064 Los Angeles Santa Catalina Island. NW side of Patrick Reservoir. 410 Comment
  RSA383493  Potamogeton illinoensis L. C. Wheeler 1933-10-22 2198 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  CAS-BOT-BC453945  Potamogeton pectinatus Robert F. Thorne; M. Z. Thorne 1966-8-29 36579 Los Angeles San Gabriel Mts., Angeles National Forest: Crystal Lake Recreation Area, shallow water (to 2 or 3 m) of Crystal Lake at upper end of canyon of N Fork of San Gabriel River 1676 Comment
  UCR99436  Potentilla gracilis R. G. Swinney 1995-9-4 4498 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  UCR177579  Prunus fasciculata LeRoy Gross 2005-5-3 2184 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
  RSA128281  Prunus ilicifolia H. J. Thompson 1959-3-27 1892 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 732 Comment
  RSA0072136  Prunus ilicifolia James W. Raymond s.n. Los Angeles Verdugo Hills. 762 Comment
  RSA526527  Pseudognaphalium biolettii Steve Boyd, L. Arnseth 1990-4-7 4265 b Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  UC468781  Pseudognaphalium biolettii C. F. Millspaugh 1920-2-3 4648 Los Angeles Avalon Canyon Santa Catalina Island, Avalon Canyon Comment
  UCR176990  Pseudognaphalium biolettii Joseph M. Keefe 2001-1-19 31006 Los Angeles Transverse Ranges, Verdugo Mountains, Big Tujunga Wash, 400 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 384 Comment
  CATA889  Pseudognaphalium biolettii Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1703 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  SBBG55848  Pseudognaphalium biolettii M. A. Clauser 1965-3-19 151 Los Angeles cyn near San Antonio Dam 609 Comment
  SD52938  Pseudognaphalium biolettii Peter H. Raven 1962-4-10 17251 Los Angeles San Clemente Island; 2.0 miles north of Thirst. 519 Comment
  CAS-BOT-BC356719  Pseudognaphalium californicum John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  LA36138  Pseudognaphalium californicum B. H. Brattstrom; 1950-6-15 sn Los Angeles 335 Comment
  RSA0091793  Pseudognaphalium canescens R. G. Swinney 2011-10-10 15729 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
  CAS-BOT-BC357298  Pseudognaphalium microcephalum Alice Eastwood 1906-5-27 143 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  LA38817  Pseudognaphalium microcephalum Peter H. Raven; Henry J. Thompson 1959-10-4 14563 Los Angeles Santa Monica Mountains, Point Mugu, just W of point 15 Comment
  UC896846  Pseudognaphalium microcephalum Carl B. Wolf 1932-10-3 Los Angeles about 1.25 mi from Wrigley Drive (on road to Renton Mine, about the head of right fork of Pebbly Beach Canyon); Santa Catalina Island, Pebbly Beach Canyon 304 Comment
  JEPS23593  Pseudognaphalium microcephalum Peter Kamb 1948-2-29 792 Los Angeles above Sunset Canyon (crest of the Verdugo Range); Verdugo Range 853 Comment
  RSA0092323  Pseudognaphalium stramineum R. G. Swinney 2011-6-29 15325 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  OBI36775  Pseudotsuga macrocarpa David J. Keil 1980-3-28 13740 Los Angeles Lower Shake campground near Lake Hughes 1311 Comment
  RSA597135  Pseudotsuga macrocarpa L. C. Wheeler 1961-6-12 7867 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1052 Comment
  RSA779452  Pseudotsuga macrocarpa R. G. Swinney 2009-6-17 11222 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UC586929  Pseudotsuga macrocarpa Joseph Andorfer Ewan 1934-8-8 8379 Los Angeles Mt. Islip Trail 0.25 mi above Big Cienega Camp; San Gabriel Mts. 2057 Comment
  SEINET1125374 Image available Psidium montanum L. R. Landrum 1987-5-24 5478 Los Angeles Los Angeles, Huntington Botanical Garden, subtropical section. Comment
  POM156258  Psorothamnus emoryi L. R. Abrams 1902-4-2 3180 Los Angeles Signal Mt. Colorado Desert. Comment
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Oct 30 2012
  UCR142737  Pteris vittata L. C. Wheeler 1966-10-25 9080 Los Angeles San Gabriel Mtns, Vicinity of E[dwin] Waldo Ward's Grove, 0.25 mi north of El Encanto, San Gabriel Canyon 244 Comment
  UCR101722  Pterostegia drymarioides B. G. Pitzer 1998-5-23 3756 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 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
  SD4360  Pycnanthemum californicum Ruth B. Randall 7/1931 174 Los Angeles Angeles National Forest, Big Rock Creek Comment
  UC1135539  Quercus X alvordiana A. D. Gifford 1935-3-15 460 Los Angeles 4 mi n Warm Springs; Angeles National Forest, Tejon Quad. 1524 Comment
  UCSB27864  Quercus X grandidentata Lloyd, Robert 1959-3-12 Los Angeles 461 Norumbega St, Monrovia, San Gabriel Mts. Comment
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Oct 30 2014
  RSA177664  Quercus X macdonaldii Robert F. Thorne, P. Everett 1965-5-12 34639 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  LA43668  Quercus agrifolia Carl Epling; Lincoln Ellison Los Angeles Santa Monica Mountains, Mandeville Canyon Comment
  RSA596830  Quercus agrifolia Tim S. Ross, J. Mark Porter 1995-5-4 8469 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR271072  Quercus agrifolia var. agrifolia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14355 Los Angeles San Gabriel Mountains, Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 427 Comment
  POM187675  Quercus berberidifolia Joseph A. Ewan 1931-10-24 5259 Los Angeles 1 mile above Malibu Lake on Seminole Hot Springs Rd. Comment
  RSA655365  Quercus berberidifolia LeRoy Gross 2000-11-4 314 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 366 Comment
  UCR197225  Quercus berberidifolia Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 987 Los Angeles Verdugo Mountains, southwest side,along Verdugo Mtwy, east of junction with Stough Canyon Mtwy, above Stough Canyon, northeast side of Peak ''2646' 762 Comment
  CAS-BOT-BC62566  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-9-21 8299 Los Angeles Liebre Mountain: vicinity of West Summit. Liebre Mountain. 7.5' USGS Quadrangle 1690 Comment
  RSA598649  Quercus chrysolepis M. R. Benedict 1971-6-26 s.n. Los Angeles San Clement Island. Peak 1942, directly south of White Rock, and near triangulation point ' Alta' Comment
  SFV20845  Quercus chrysolepis L. Gross 2003-3-1 751 Los Angeles Verdugo Mountains South side of Verdugo Mountains along Stough Canyon Motorway (dirt road), past the nature center. 509 Comment
  UCR35786  Quercus chrysolepis R. F. Thorne, M. Z. Thorne 1966-5-31 36430 Los Angeles Channel Islands, Santa Catalina Island, ridge running from south end of Mt. Orizaba, south side of south fork of Fern Canyon 488 Comment
  SEINET12034338  Quercus dumosa J. A. Ewan 1933-1 10800 Los Angeles cabove Verdugo Canyon Comment
  UCSB68637  Quercus durata Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains; Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale; following fire break up to main crest (to Beaudry fire road) 304 Comment
  POM2110  Quercus durata var. gabrielensis I. M. Johnston 1918-9-1 2138 Los Angeles Fern Canyon, north of Brown's Flat; (just north of Pomona 'P') Comment
  POM270195  Quercus durata var. gabrielensis Lyman Benson 1946-10-15 12203 Los Angeles South margin, 2 miles north of Claremont; San Gabriel Mt. 457 Comment
  RSA598916  Quercus durata var. gabrielensis R. G. Swinney 1989-11-24 1488 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, Paul Keiser Nature Trail. 473 Comment
  UC1870291  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 300 Los Angeles Los Angeles Basin region; Verdugo Mtns.; Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) Elev. 1000 feet. 304 Comment
  UCR178216  Quercus durata var. gabrielensis LeRoy Gross 2000-11-12 327 Los Angeles Verdugo Mountains, Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir 412 Comment
  RSA476789  Quercus engelmannii George B. Grant 1904-5-5 s.n. Los Angeles Pasadena. Comment
  UC219168  Quercus lobata P. A. Munz, R. D. Harwood 1920-5-17 3999 Los Angeles San Fernando Valley 76 Comment
  POM296405  Quercus pacifica Lyman Benson 1953-5-2 15105 -b Los Angeles Santa Catalina Island. Hills, north face of Swain Canyon, Whites Landing 244 Comment
  SBBG13442  Quercus pacifica E. R. Blakley 1962-10-6 5477 Los Angeles 0.25 mi below lower reservoir in Bullrush Cyn Comment
  UCR142716  Quercus pacifica M. B. Dunkle 1928-10-14 s.n. Los Angeles Channel Islands, Santa Catalina Island, Renton Mine Road 229 Comment
  SEINET8987484  Quercus pacifica Unknown 2013-1 237 Los Angeles Rancho Santa Ana Botanic Garden Comment
  RSA158257  Quercus tomentella Peter H. Raven 1962-7-11 18000 Los Angeles San Clemente Island, Wilson Cove. 61 Comment
  RSA167804  Quercus tomentella Robert F. Thorne, Everett 1964-2-7 33473 Los Angeles Santa Catalina Island, lower end of Pebbly Beach Canyon, E end of island 122 Comment
  RSA479366  Quercus tomentella Mark Hoefs 1974-10-3 579 Los Angeles Santa Catalina Island, ridge between Sweetwater Canyon and Cape Canyon on Sweetwater side 457 Comment
  RSA477124  Quercus wislizeni var. frutescens Unspecified 1894-08 s.n. Los Angeles San Gabriel Mountains (near Acton) Comment
  UCR187099  Rafinesquia californica A. C. Sanders 2006-5-16 32316 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  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
  SBBG71858  Ranunculus aquatilis var. diffusus R. Hoffmann 1929-5-21 Los Angeles Hughes Lake Comment
  RSA0018979  Ranunculus californicus var. californicus Lyman Benson 1957-4-17 15719 Los Angeles Kellogg Campus, California Polytechnic Institute. San Jose Hills. Pacific Slope drainage area. 305 Comment
  RSA679201  Raphanus raphanistrum Michael Denslow, S. D. Boyd 2003-5-7 1090 Los Angeles San Gabriel Mountains region: Glendora Ridge Motorway (1N26) west of intersection with Glendora Mountain Road (2N08). 762 Comment
  SBBG20549  Raphanus sativus E. R. Blakley 1963-12-7 6375 Los Angeles 200 yds SE of new air strip 60 Comment
  UC519997  Raphanus sativus Louis C. Wheeler 1932-1-8 433 Los Angeles 2 mi sw of Glendora 198 Comment
  UC66740  Raphanus sativus N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  CAS-BOT-BC427516  Reseda alba Geo. B. Grant 1903-6-1 1112 Los Angeles Covina Comment
  RSA137590  Rhamnus californica Peter H. Raven 1959-5-3 14105 Los Angeles Coastal sage association, 1.8 mi. South of Muholland Drive, Franklin Canyon. 244 Comment
  RSA771594  Rhamnus californica R. G. Swinney 2009-6-2 11005 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UC870774  Rhamnus californica Ira W. Clokey, B. Templeton Dec 1929 4603 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCR193536  Rhamnus californica R. G. Swinney 1999-6-18 7289 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  POM48751  Rhamnus californica subsp. californica Fordyce Grinnell Jr. 1908-10-4 s.n. Los Angeles Saw Pit Canyon Comment
  CAS-BOT-BC59972  Rhamnus crocea Louis Wheeler 1932-4-1 547 Los Angeles San Jose Hills at Pomona. 304 Comment
  LA207828  Rhamnus crocea subsp. ilicifolia Carl B. Wolf; 1928-5-11 2179 Los Angeles on Newhall Grade, just above the place where the Los Angeles Aqueduct crosses highway Comment
  CAS-BOT-BC59840  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1993-5-23 7272 Los Angeles Northerly draw draining from saddle between Red Mtn's long e. ridge and a small notched peak (3227-ft), to upper 896 Comment
  RSA391041  Rhamnus ilicifolia H. L. Bauer 1932-03 15370 Los Angeles Mouth of Topango [Topanga] Canyon. Comment
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May 29 2014
  UC303608  Rhamnus ilicifolia I. Johnston 1917-2-10 62 Los Angeles hills s of Pomona 365 Comment
  UCSB33345  Rhamnus ilicifolia Black, Nan 1968-5-10 Los Angeles 100 yards west of 213th Street East, 0.1 mile from its junction with Highway 138, 5.1 miles west of San Bernardino County Line 1127 Comment
  RSA187784  Rhamnus pirifolia Robert F. Thorne 1966-4-29 36325 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 412 Comment
  SBBG78557  Rhamnus pirifolia F. R. Fosberg 1931-3-18 4238 Los Angeles Hamilton Cyn 10 Comment
  SD21268  Rhamnus pirifolia Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  SD85108  Rhamnus pirifolia E. R. Blakley 1963-12-8 6380 Los Angeles Head of canyon above Mosquite Cove and between Triangulation points Malo and Chenity. 366 Comment
  RSA390149  Rhamnus tomentella subsp. cuspidata Mildred R. Solomen 1931-7-12 2065 Los Angeles Mt. Wilson. Comment
  SBBG71098  Rhus aromatica R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  UCR223461  Rhus aromatica R. G. Swinney 2009-6-8 11094 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
  UCR61063  Rhus aromatica R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns, in and near the city of Glendora, north of Sierra Madre Avenue and west of the Church of the Open Door 367 Comment
  CAS-BOT-BC167872  Rhus integrifolia Carl B. Wolf 1932-5-10 3532 Los Angeles Santa Catalina Island. 100 yds. SE. of summit of the equestrian trail, back of Avalon 304 Comment
  PASA2368  Rhus integrifolia A. Carter 1929-1-6 Los Angeles Sturtevant Trail, Sierra Madre Mts. 396 Comment
  RSA133850  Rhus integrifolia P. H. Raven 1959-3-8 13833 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway 49 Comment
  RSA386484  Rhus integrifolia Larry E. DeBuhr, Gary Wallace 1972-9-4 721 Los Angeles San Clemente Island. In canyon West Cove on NW end of island. Comment
  UCR209891  Rhus integrifolia R. G. Swinney 1969-4-2 327 Los Angeles Western Transverse Range; Santa Monica Mtns., about 1 mi north of Encinal Beach on Lechuza Rd 152 Comment
  CAS-BOT-BC167940  Rhus ovata Louis C. Wheeler 1931-11-11 341 Los Angeles 2 mi. SW Girard, Santa Monica Mts. 426 Comment
  UCR213352  Rhus ovata Justin M. Wood 2009-3-13 359 Los Angeles city of Claremont, southwest corner of Claremont Blvd and Fothill Blvd. Open space area on the campus of Pitzer College 401 Comment
  RSA0043102  Rhus ovata Paul M. Inman 1983-5-8 50883 -1 6 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia. Growing on a west facing slope at north end of weir at Hoegee's Camp on Winter Creek at Hoegee's Camp. Comment
  JEPS66275  Rhus trilobata Frank W. Peirson 1919-5-10 418 Los Angeles Arraster Creek; San Gabriel Mountains, Arraster Creek 914 Comment
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Aug 21 2014
  RSA608712  Rhus trilobata L. C. Wheeler 1931-3-30 s.n. Los Angeles Base of San Gabriel Mountains at Claremont - La Verne : Thompson Creek Wash. Comment
  CLARK-A1528-4115  Ribes amarum John C. Roos 1942-4-18 1085 Los Angeles San Gabriel Mountains Comment
  POM48022  Ribes aureum var. gracillimum Alice Eastwood 1904-3-15 6390 Los Angeles Glendora. Comment
  RSA602050  Ribes aureum var. gracillimum Scott D. White 1997-5-7 5068 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA656315  Ribes aureum var. gracillimum Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 654 b Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  LA33880  Ribes californicum var. hesperium Henry J. Thompson; 1959-2-20 sn Los Angeles Santa Monica Mountains, Piuma Rd, 1 mi E Malibu Creek 243 Comment
  LA50715  Ribes californicum var. hesperium C. & M. Epling; 1925-5-18 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA603038  Ribes californicum var. hesperium Louis C. Wheeler 1967-6-26 9893 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  CAS-BOT-BC173402  Ribes malvaceum Ralph Hoffmann 1931-4-12 190 Los Angeles Below Pine Forest, west end of Santa Catalina Island Comment
  UC1127271 Image available Ribes malvaceum A. D. Gifford 1935-1-7 404 Los Angeles 6 1/2 mi ese Whitaker Peak (Plot #102); Tejon Quadrangle Comment
  RSA0021650  Ribes malvaceum Louis C. Wheeler 1930-3-11 1 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  JEPS49350  Ribes malvaceum var. viridifolium Frank W. Peirson 1919-5-18 71 Los Angeles ridge between Monrovia Canyon and Fish Canyon 1066 Comment
  RSA441488  Ribes malvaceum var. viridifolium Ora M. Clark 1928-12-2 1317 Los Angeles N.E of Hollywood. Comment
  UC55340 Image available Ribes malvaceum var. viridifolium J. H. Barber 1897-1-6 5 Los Angeles Santa Monica Forestry Station Comment
  RSA278296  Ribes montigenum John F. Emmel 1976-7-13 551 Los Angeles NE upper slope of Mount San Antonio. 3049 Comment
  CAS-BOT-BC219294  Ribes nevadense Steve Boyd; Amber Maurice 2004-5-18 11306 Los Angeles Transverse Ranges: Liebre Mountains region, Atmore Meadows are Comment
  POM96335  Ribes quercetorum P. A. Munz 1926-4-4 s.n. Los Angeles 1 mile north of Elizabeth Lake. Comment
  CAS-BOT-BC144441  Ribes speciosum LeRoy Abrams 1902-3-11 3118 Los Angeles Sepulveda canyon, Santa Monica mts. Comment
  LA50721  Ribes speciosum E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  POM8482  Ribes speciosum P. A. Munz, R. D. Harwood 1920-5-16 3947 Los Angeles Santa Monica Mts. Sepulveda Canyon. 244 Comment
  UCR200009  Ribes speciosum Valerie Soza, Mariam Sidibeh 2003-3-26 1621 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, near junction of Ridge Motorway and Gladys Motorway, off junction of Camino San Rafael and Flintridge Drive, south-southwest of Flint Peak 564 Comment
  SEINET5339789  Ribes speciosum G. B. Grant 1127 Los Angeles Pasadena Comment
  CATA504  Ribes viburnifolium Sara L. Crockett 1997-4-2 648 Los Angeles Santa Catalina Island: Point above the Empire Landing Quarry site, ca. 0.25 mile N of Empire Landing Road, at point 2.4 miles W of jct. with Airport Road 240 Comment
  CHSC53241  Ricinus communis L. P. Janeway 1988-12-24 3160 Los Angeles Puente Hills, between Whittier and La Puente. In Arroyo San Miguel. Oil company land. 175 Comment
  RSA591666  Ricinus communis L. C. Wheeler 1966-9-21 8890 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  RSA670039  Ricinus communis Joseph M. Keefe 2001-3-19 31162 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  SEINET13383091 Image available Ricinus communis R. G. Swinney 2010-1 12320 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA747743  Robinia pseudoacacia Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12687 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  LA51498  Rorippa nasturtium-aquaticum O. H. Kappler; 1944-5-14 618 Los Angeles 0 Comment
  UC72928  Rorippa nasturtium-aquaticum Pupils of Los Angeles High School 1903-4 Los Angeles Los Angeles Comment
  RSA650888  Rosa woodsii subsp. gratissima T. C. Thomas 1974-7-5 s.n. Los Angeles Big Pine, Hwy 2. 1829 Comment
  RSA723321  Rubus discolor LeRoy Gross, Sarah M. Siedschlag 2007-6-4 2778 Los Angeles Southern side of mountains. Along Mount Lukens Road (2N76.2). Short distance up road from the Angeles Crest Ranger Station. Road Survey for the National Forest. Near 771 Comment
  RSA595694  Rubus leucodermis Louis C. Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mountains. Mt. Wilson Road ca. 1/4 mi. east of road to Alpine Tavern. Comment
  CAS-BOT-BC147173  Rubus parviflorus Dr. A. Kellogg; W. G. W. Harford 1868-1-1 221 Los Angeles San Antonio Creek Comment
  IRVC28651  Rubus ursinus A. C. Sanders, Mark Elvin 2002-6-25 25264 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns. 305 Comment
  RSA0045482  Rubus ursinus Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  UC861858  Rubus ursinus E. Lloyd 1933-4-8 Los Angeles Temescal Canyon Santa Monica Mts., Temescal Canyon Comment
  RSA0038409  Rubus vitifolius Elwood Fordham 1951-4-12 s.n. Los Angeles Topanga, creek bottom, opposite Pasquero Pl. Comment
  SD187461  Rumex conglomeratus Scott D. White 2006-7-7 11610 Los Angeles SE Tehachapi Mtns: Gorman area, Gorman Creek NE of the I-5 Freeway 1036 Comment
  RSA177683  Rumex crispus Robert F. Thorne, Percy C. Everett 1965-5-11 34667 Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  RSA547818  Rumex crispus Tim S. Ross, Peter Fritsch 1990-6-20 3628 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  SDSU9720  Rumex crispus Gerald Collier 1951-4-5 Los Angeles Simi Hills near North American Test Grounds. 2.0 mils NE of Chattsworth Lane. Comment
  UCR270051  Rumex hymenosepalus R. G. Swinney 2011-4-20 14450 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
  UCD101318  Rumex hymenosepalus Marian Vincent; Leeana Swade 1964-4-2 476 Los Angeles Solemint Canyon Road, 3 miles north of Solemint Store. Soledad Canyon Road. Comment
  UCR143187  Rumex salicifolius F. R. Fosberg 1931-4-29 S- 4708 Los Angeles Channel Islands, mouth of Cottonwood Canyon, Santa Catalina Island 5 Comment
  UCR274354  Rumex salicifolius Steven A. Junak 1999-7-16 SCa- 1050 Los Angeles California Islands, Santa Catalina Island. Lower part of Cottonwood Canyon, just upstream from road to Ben Weston Beach Comment
  RSA478895  Salicornia virginica F. R. Fosberg 1930-7-7 S 3157 Los Angeles Alamitos Bay. 1 Comment
  CAS-BOT-BC103175  Salix bonplandiana L. R. Abrams; I. L. Wiggins 1931-7-4 333 Los Angeles White's Landing, [SantaCatalina] Santa Catalina Island Comment
  CAS-BOT-BC108062  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  CATA1702  Salix exigua Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3019 Los Angeles Santa Catalina Island: Parson's Landing 4 Comment
  UCR214658  Salix exigua A. C. Sanders, Dan S. Cooper 2010-4-30 38149 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA208683  Salix exigua var. hindsiana Willis H. Wheeler; 1930-3-8 sn Los Angeles San Gabriel Mountains, San Dimas Canyon, about 0.25 mi above the W fork 609 Comment
  CATA1802  Salix laevigata Benjamin E. Carter 2012-8-23 6986 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 309 Comment
  RSA187950  Salix laevigata Robert F. Thorne 1966-4-29 36270 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 Comment
  RSA488001  Salix laevigata Mark Hoefs, D. Propst 1973-3-14 100 Los Angeles Cape Canyon, Santa Catalina Island. 305 Comment
  RSA602744  Salix laevigata Louis C. Wheeler 1967-7-23 10155 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  LA208676  Salix laevigata Carl Hedin; Joseph Ewan 1933-6-29 7670 Los Angeles Area 4 Comment
  POM362729  Salix lasiolepis Richard C. Barkelew 1929-2-23 s.n. Los Angeles Nichols Canyon. Comment
  RSA167824  Salix lasiolepis Robert F. Thorne, Percy C. Everett 1964-2-7 33479 Los Angeles Santa Catalina Island. Middle Canyon Ranch. 244 Comment
  RSA228996  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38861 Los Angeles N facing slope above Angeles Crest Hwy N and below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  RSA664167  Salix lasiolepis Marcus E. Jones 1926-2-26 s.n. Los Angeles Mountains near Claremont. Comment
  RSA776516  Salix lasiolepis Jane Tirrell 2011-5-26 LS- 9 b Los Angeles Along north side of Highway 2 near mile marker 67.7. 2284 Comment
  UCSB987  Salix lasiolepis Beach, Kay 1943-2-18 Los Angeles San Dimas Exp Forest; Dalton camp Comment
  CAS-BOT-BC128517  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Santa Monica Mountains - Agoura (Picture City) Comment
  RSA223710  Salsola gobicola E. C. Twisselmann 1970-9-8 17478 Los Angeles Antelope Valley: Avenue A at 50th Street West. 732 Comment
  UCR252553  Salsola tragus R. G. Swinney 2010-9-1 13642 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  CAS-BOT-BC180712  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  RSA498207  Salsola tragus Richard Arnold 1984-8-10 1029 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey), Area V1. Comment
  SD111576  Saltugilia splendens subsp. grantii Wayne P. Armstrong 1982-6-12 Los Angeles S.E. firebreak ridge of Lookout Mt. 1790 Comment
  UCR193670  Saltugilia splendens subsp. grantii R. G. Swinney 1999-6-28 7422 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  LA82020  Salvia apiana Henry J. Thompson; 1960-5-14 3071 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UC449929  Salvia apiana J. Grinnell 1903-6-27 Los Angeles Arroyo Seco; Pasadena Comment
  POM50364  Salvia apiana L. R. Abrams 1901-4-13 1497 Los Angeles Sierra Madre, hillside trail. Comment
  RSA199157  Salvia apiana Robert F. Thorne, D. Propst 1968-5-29 37687 Los Angeles Santa Catalina Island: central part of Cape Canyon 305 Comment
  RSA401628B  Salvia apiana William Emboden 1969-5-28 48 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA651277  Salvia apiana Edward Kai 1970-3-19 s.n. Los Angeles Diamond Bar. 1/2 W. of Golden Springs Dr. below 2000 ft. 610 Comment
  RSA0089537  Salvia carduacea Steve D. Boyd, Gary D. Wallace 2011-4-14 12320 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Cnayon Road and Crown Valley Road. 829 Comment
  RSA11057  Salvia columbariae Carl B. Wolf 1928-3-29 1573 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  UCR200029  Salvia columbariae Valerie Soza, Susan Caplow 2003-4-11 1625 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, just south of junction of Brand Park Motorway and Verdugo Motorway, alongside Brand Park Motorway 793 Comment
  UCR260012  Salvia columbariae R. G. Swinney 2010-4-1 12153 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA251469  Salvia columbariae Robert F. Thorne 1973-4-11 42830 Los Angeles San Clemente Island: upper part of Norton Canyon. 274 Comment
  UCSB9701  Salvia dorrii var. dorrii Van Leeuwen, Henry 1957-4-14 Los Angeles 3 miles south of Palmdale Comment
  RSA600738  Salvia dorrii var. pilosa Louis C. Wheeler 1955-4-17 7141 Los Angeles San Gabriel Mountains: Cima Mesa. Comment
  RSA614988  Salvia dorrii var. pilosa Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  CAS-BOT-BC233306  Salvia mellifera Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  CHSC12144  Salvia mellifera L. M. Mayer 1973-4-21 103 Los Angeles Very abundant at the base of the mountains, ca. 20 ft off the rd through Big Tujunga Canyon, ca 8 mi ne of the intersection of Foothill Blvd. and Mt Gleason Ave. 701 Comment
  RSA434120  Salvia mellifera L. E. Hoffman 1932-3-14 s.n. Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  RSA584037  Salvia mellifera Tim S. Ross, Steve D. Boyd 1991-4-25 4578 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 841 Comment
  RSA662180  Salvia mellifera Carol Zuck 1981-2-27 61 Los Angeles W. Covina. East on I-10 between Barranca and Grand off ramps. Comment
  SD85073  Salvia mellifera E. R. Blakley 1963-4-9 5571 Los Angeles Santa Catalina Island; northeast side of Black Jack Mountain. 395 Comment
  UC1124803  Salvia mellifera P. L. Johannsen 1934-1-26 241 Los Angeles Brown's Canyon; Santa Susana Quad. 396 Comment
  UC144535  Salvia mellifera C. F. Baker 1904-5-5 4951 Los Angeles near Claremont Comment
  UCD125594  Salvia mellifera Geoffrey Levin 1974-4-27 37 Los Angeles San Antonio Canyon below San Antonio Canyon Dam. San Gabriel Mountains. South slope. 579 Comment
  RSA0035110  Sambucus caerulea S. Karlin 1960-05 s.n. Los Angeles Encino, San Fernando Valley. Comment
  JEPS57256  Sambucus mexicana L. R. Heckard 1968-5-11 1842 Los Angeles along Hwy 6 1.3 mi below Newhall Junction (canyon slope se of Newhall) 518 Comment
  SD234776  Sambucus nigra subsp. caerulea A. C. Sanders 2003-5-1 26256 Los Angeles Western San Gabriel Mtns.: SE slopes of Castaic Mesa above Charlie east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property. 395 Comment
  SFV3598  Sambucus nigra subsp. caerulea F. R. Rickson 1961-7-31 5 Los Angeles San Gabriel Mountains Buckhorn Camp. 2287 Comment
  UC526238  Samolus parviflorus Louis C. Wheeler 1933-7-7 1917 Los Angeles near El Monte (Lexington Wash); Lexington Wash 73 Comment
  LA202575  Sanguisorba minor subsp. muricata Elizabeth McClintock; 1943-3-27 176 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park, E of Greek Theater. Comment
  CATA646  Sanicula arguta Mark L. Hoefs 1991-4-18 1116 Los Angeles Santa Catalina Island: By road above Parson's Landing 129 Comment
  RSA534062  Sanicula arguta T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5260 -a Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336 ) marker, 1800ft SE of Malo Knoll (1396 )) Beginning of drainage. 386 Comment
  SFV2609  Sanicula arguta C. Gasser 1956-3-2 s. n. Los Angeles Santa Monica Mountains 1 mile from Highway 101 on Malibu Canyon Road. 366 Comment
  SBBG32026  Sanicula crassicaulis R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -313 Los Angeles Descanso Cyn 91 Comment
  POM97140  Sanicula tuberosa P. A. Munz 1925-4-23 9438 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0051740  Sarcodes sanguinea Mike Thornburg 1977-6-1 s.n. Los Angeles Charlton Flats Highway 2, Angeles National Forest. Comment
  POM8028  Saxifraga californica P. A. Munz, R. D. Harwood 1920-3-13 3294 Los Angeles San Jose Hills, 2.5 miles west of Pomona. 305 Comment
  CDA4985  Schinus molle T. S. Ross 1991-4-21 4548 Los Angeles Whittier Hills (Puente Hills, pro parte): ridgetop between Turnbull and Sycamore Canyons. Comment
  OBI20451  Schinus molle Ron Pecoff 1961-4-28 s.n. Los Angeles Hidden Hills 37 Comment
  POM186329  Schinus molle L. C. Wheeler 1932-9-30 1415 Los Angeles 1/4 mile below falls, Fish Canyon, San Gabriel Mts. 365 Comment
  RSA527715  Schinus molle T. S. Ross, Annette Ross 1991-3-7 4133 Los Angeles Elephant Hill: western Pomona. 238 Comment
  SBBG131664  Schismus arabicus S. A. Junak 1999-5-20 SCa 959 Los Angeles base of paved rd leading to top of Black Jack Peak, on SW side of peak 530 Comment
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Jul 28 2016
  RSA670943  Schismus barbatus Joseph M. Keefe 2001-1-19 30929 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 385 Comment
  RSA366006  Schoenoplectus californicus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA365998  Schoenoplectus californicus Anstruther Davidson s.n. Los Angeles Playa Del Rey Comment
  RSA750094  Schoenoplectus maritimus R. G. Swinney 2008-4-30 8699 Los Angeles Glendora, Big Dalton Canyon Debris Basin 341 Comment
  UCR74310  Scirpus americanus Scott D. White 1992-10-8 918 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  UC917898  Scirpus californicus Frank W. Gould 1944-4-12 2294 Los Angeles near junction of Imperial Blvd. and Carminata; near junction of Imperial Blvd. and Carminata Comment
  RSA651583  Scirpus microcarpus Marion P. Harthill 1974-5-23 s.n. Los Angeles Crystal Lake Rd., Rt. 39. 1097 Comment
  CATA1060  Scrophularia villosa Mark L. Hoefs 1995-5-10 1993 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  RSA445335B  Scutellaria siphocampyloides Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA171118  Scutellaria tuberosa Robert F. Thorne, James Henrickson 1963-5-5 32310 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA670436  Scutellaria tuberosa I. W. Clokey, Bonnie C. Templeton 1929-04 4445 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  RSA445370  Scutellaria tuberosa Geo. L. Moxley 1917-4-15 538 Los Angeles Santa Monica. Comment
  RSA594560  Scutellaria tuberosa Louis C. Wheeler 1967-5-7 9283 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 625 Comment
  CAS-BOT-BC63900  Sedum spathulifolium Timothy S. Ross 1994-5-11 7831 Los Angeles Elizabeth Lake Canyon. Dogleg bend in canyon between influxes of Warm Springs Canyon & Ruby Canyon. 627 Comment
  UC831070  Sedum spathulifolium Louis C. Wheeler 1932-7-2 908 Los Angeles 1 mi from Flat (San Dimas Canyon-Browns Flat trail, San Gabriel Mts.); San Gabriel Mts. 1219 Comment
  LA209590  Selaginella asprella Lawrence L. Kiefer; 1966-10-23 2475 Los Angeles San Gabriel Mountains, vicinity of Winston Peak, ca. 1/3 mi above Camp Pajarita, just above the road 2042 Comment
  LA209592  Selaginella asprella Lawrence L. Kiefer; 1966-10-30 2486 Los Angeles San Gabriel Mountains, along trail ca. 0.25 mi SW of summit of Will Thrall Peak 2316 Comment
  RSA232813  Selaginella bigelovii Robert F. Thorne 1966-4-17 36120 Los Angeles San Clemente Island: Rocky, steep upper slopes of Box Canyon, NW of Horse Canyon, SW of Thirst. 244 Comment
  RSA683765  Selaginella bigelovii Meryl B. Dunkle 1932-1-10 2859 Los Angeles Lower Silver Canyon cliff. Santa Catalina Island Comment
  CAS-BOT-BC363459  Senecio californicus Geo. L. Moxley 1914-2-23 208 Los Angeles Hills north of Highland Park, Los Angeles Comment
  RSA0012728  Senecio californicus L. C. Wheeler 1932-5-1 676 Los Angeles 3 mi. NNE Claremont. 548 Comment
  CAS-BOT-BC333080  Senecio flaccidus var. douglasii Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  CAS-BOT-BC333102  Senecio flaccidus var. douglasii Robert F. Thorne; M. Z. Thorne 1966-8-29 36602 Los Angeles Inspiration Lookout along Angeles Crest Highway near junction with road to Blue Ridge Camp, San Gabriel Mountains, Angeles National Forest 2255 Comment
  HSC6103  Senecio flaccidus var. douglasii W. H. Kinch 1954-9-30 18 Los Angeles N of Claremont on the road to Mt. San Antonio 610 Comment
  RSA482195  Senecio flaccidus var. douglasii Richard Noyes 1987-9-19 423 Los Angeles San Antonio Canyon 0.5 miles north of hwy tunnels 1158 Comment
  RSA653516  Senecio flaccidus var. douglasii LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 279 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  RSA188046  Senecio lyonii R. F. Thorne 1966-4-6 35923 Los Angeles Santa Catalina Island: about 1 mi. W of Empire Landing. 76 Comment
  SDSU495  Senecio lyonii R. M. Beauchamp 1967-1-28 136 Los Angeles 1/2 mile southeast of Eel Point; San Clemente Island. Comment
  UCR86529  Senecio lyonii T. S. Ross, E. Kellogg 1992-4-13 6145 Los Angeles Channel Islands, NW part of San Clemente Island, terrace in vicinity of Darter 18 Comment
  UC1714439  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles Prairie Fork San Antonio Mountains (in marsh) 2133 Comment
  RSA158303  Senecio vulgaris P. H. Raven 1962-4-10 17230 Los Angeles On east side of island below a point about 2 miles north of Thirst, San Clemente Island 473 Comment
  RSA639744  Senecio vulgaris L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ridge east of Ham Canyon. 754 Comment
  RSA94845  Senecio vulgaris F. W. Peirson 1918-10-21 290 Los Angeles Ovid's Camp, west fork of San Gabriel River. Comment
  RSA356586  Sibara filifolia R. M. Beauchamp, Kelly Jr. s.n. Los Angeles San Clemente Island: on saddle below 3rd sea terrace, south of Guds, 1 mile WNW of Pyramid Head. 155 Comment
  UCR186913  Sidalcea malviflora A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32021 A Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  CAS-BOT-BC384479  Silene antirrhina Peter H. Raven; Henry J. Thompson 1960-5-16 15384 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Ridge east of Temescal Canyon 243 Comment
  SBBG13256  Silene gallica M. A. Piehl 1962-6-10 62386 Los Angeles E of Thirst 304 Comment
  UCR27596  Silene gallica Alfred R. Roos 1956-5-22 s.n. Los Angeles South Coast, Sepulveda Blvd., [City of] El Segundo 30 Comment
  LA82448  Silene gallica O. H. Kappler; 1941-3-13 119 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  POM19220  Silene gallica P. A. Munz 1923-4-8 6635 Los Angeles San Clemente Island, east coast. Comment
  RSA650327  Silene gallica H. J. Thompson 1959-5-24 2006 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road. 335 Comment
  RSA696562  Silene gallica Edna Dickson s.n. Los Angeles Roadside. Comment
  RSA762293  Silene laciniata Orlando Mistretta, Christine Mistretta 2008-5-6 2657 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  CHSC95857  Silene laciniata subsp. laciniata LeRoy Gross; M. Denslow, W. Hogshead, S. Swartzentruber 2003-6-17 1047 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. UTM Zone 11; 3784447N 0383368E. A smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall. (or seep). 519 Comment
  LA94381  Silene laciniata subsp. laciniata M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA477928  Silene laciniata subsp. major Tisdale 1929-05 s.n. Los Angeles Mulholland Drive Comment
  RSA65048  Silene lemmonii F. W. Peirson 1920-6-10 39 Los Angeles below Inspiration Point, Mt. Lowe. 1341 Comment
  CAS-BOT-BC175115  Silene verecunda Victor Duran 1933-7-24 3530 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA0103927  Silene verecunda R. G. Swinney 2011-6-23 15320 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
  UCR141862  Silene verecunda R. G. Swinney 1997-8-19 5826 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  CATA3113  Silybum marianum Amy Catalano 2016-5-20 117 Los Angeles Santa Catalina Island: South side of Cape Canyon Road, ca. 0.75 miles southwest of Cape Canyon/Upper Cape Reservoir roads 221 Comment
  RSA719100  Silybum marianum Naomi Fraga, Jorge Arriaga 2002-4-28 81 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. S slope near bottom of Box Canyon. Comment
  CAS-BOT-BC75084  Sisymbrium altissimum Carl B. Wolf 1936-5-27 7834 Los Angeles San Gabriel Mountains. Indian Canyon Camp. 2 miles off Soledad Canyon. 914 Comment
  UCR209497  Sisymbrium altissimum R. G. Swinney 2008-6-17 9035 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UCR270126  Sisymbrium altissimum R. G. Swinney 2010-6-1 13126 Los Angeles San Gabriel Mountains, lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  RSA431704  Sisymbrium altissimum Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Canyon Comment
  SBBG47271  Sisymbrium irio M. R. Benedict 1971-6-26 Los Angeles around buildings, Navy headquarters, Wilson Cove Comment
  SFV14774  Sisymbrium irio J. C. Dittes 1990-2-18 27 Los Angeles San Fernando Valley Los Angeles, North Hollywood. Backyard at 7706 Hinds Ave. 240 Comment
  UCR282597  Sisymbrium irio Dan S. Cooper 2017-2-5 217- 05 Los Angeles Los Angeles; Griffith Park, Zoo Drive east of Victory 142 Comment
  CDA3854  Sisymbrium officinale T. S. Ross, Walter Appleby 1993-5-2 7204 Los Angeles Western San Gabriel Mountains; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. Comment
  RSA649808  Sisymbrium officinale Matt Brooks 1988-5-12 53 Los Angeles Whittier, Skyline Dr. 0.2 miles west of its intersection [with] Turnbull Canyon Rd. Comment
  UCR271796  Sisymbrium orientale R. G. Swinney 2010-3-24 12043 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  IRVC2010  Sisyrinchium bellum Lance McCabe 1965-3-21 s.n. Los Angeles Malibu. Southern Coastal Comment
  RSA366928  Sisyrinchium bellum Anstruther Davidson 1890-03 s.n. Los Angeles Los Angeles - Foothills. Comment
  POM187773  Solanum americanum Thomas Craig 1933-10-9 2009 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  RSA611921  Solanum americanum Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  UC126818  Solanum americanum J. and H. W. Grinnell 1906-9-15 Los Angeles near Pasadena Comment
  RSA0036981  Solanum douglasii R. G. Swinney 2010-5-29 13400 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA422376  Solanum douglasii F. R. Fosberg 1931-4-15 S- 4614 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA602762  Solanum douglasii Louis C. Wheeler 1972-12-24 12796 Los Angeles San Gabriel Mountains: near center of Las Flores Canyon. 762 Comment
  SD114439  Solanum douglasii Darley F. Howe 1915-4-1 50 Los Angeles Claremont Comment
  UC56871  Solanum douglasii Miss E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  UCR252895  Solanum douglasii R. G. Swinney 2010-5-29 13400 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA422417  Solanum douglasii M. Bisbee 1917-5-29 s.n. Los Angeles Roadside, Eagle Rock Comment
  RSA422436  Solanum douglasii Robin S. Collins 1973-5-15 298 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 609 Comment
  UCD126876  Solanum douglasii Lionel A. Stange 1956-4-28 s.n. Los Angeles Tuna Canyon. Comment
  RSA783658  Solanum nigrum J. D. Olmsted 1958-3-11 48 Los Angeles Pomona College campus, [city of] Claremont, near eastern boundary of Los Angeles County. Gradual southward drainage along San Antonio Creek in Blanchard Park. 366 Comment
  IRVC28604  Solanum sarrachoides A. C. Sanders, Mark Elvin 2002-6-20 25217 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  SBBG130580  Solanum wallacei S. A. Junak 2000-3-31 SCa 1147 Los Angeles above rd to White's Landing, ca. 0.3 mi from intersection with Airport Rd, just downslope from Airport Rd 411 Comment
  SEINET7047910 Image available Solanum xanti Steven R. Hill, Kate Kramer 2001-4-22 33359 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  RSA656779  Solanum xanti var. intermedium Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 713 Los Angeles North side: Northeastern side of La Tuna Canyon, north of 210 freeway, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 549 Comment
  UCR61032  Solidago californica R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon. 150 yds east of Big Dalton Campground, 1 mi NE of Glendora Mtn. Road 427 Comment
  RSA702215  Solidago occidentalis Scott D. White 2004-8-20 10736 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  UC557676  Sonchus asper Nell Murbarger 1936-3-1 78 Los Angeles slopes e side San Clemente Island Comment
  RSA0045288  Sonchus oleraceus Regina Allen 1983-5-24 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  SBBG32151  Sonchus oleraceus R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -237 Los Angeles S side of Little Harbor Comment
  RSA4782  Sonchus oleraceus James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif. Comment
  HSC10984  Sorghum halepense C. E. Fellows 1965-12-11 180 Los Angeles City of Reseda, Reseda Blvd. at Strathern St. Comment
  RSA512068  Sorghum halepense L. C. Wheeler 1966-9-21 8897 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  CATA1350  Spartium junceum Mark L. Hoefs, Robert F. Thorne 1995-7-26 2457 Los Angeles Santa Catalina Island: Middle Canyon, by house at Squaw Valley 178 Comment
  SFV16051  Spartium junceum P. W. Byrne, H. Levin 1994-4-23 18 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  LA76612  Spartium junceum Monte Lloyd; 1950-7-23 500723p 1641 Los Angeles Santa Monica Mountains, Topanga Canyon, Topanga Canyon Rd 152 Comment
  SFV12393  Spergula arvensis D. L. Koutnik 1978-5-10 473 Los Angeles Santa Monica Mountains End of Corral Canyon Road. 732 Comment
  SBBG131819  Spergularia S. A. Junak, B. Collins 1991-4-24 SCI- 200 Los Angeles S of Eel Cove Cyn 91 Comment
  SD69464  Spergularia bocconi Robert F. Thorne 1966-4-6 35910 Los Angeles Santa Catalina Island; margin of small reservoir north of Catalina Airport. 434 Comment
  RSA0097917  Spergularia bocconi F. R. Fosberg 1931-5-4 S 4768 Los Angeles Mouth of Middle Ranch Canyon, Santa Catalina Island. 2 Comment
  UCR68849  Spergularia macrotheca Steve Boyd, Orlando Mistretta, L. Arnseth, B. O'Brien, T. Hayduk 1990-4-6 4167 Los Angeles Channel Islands, San Clemente Island, head of Larkspur Canyon, E side of island, south of US Navy site called 'Jack 213 Comment
  CAS-BOT-BC390264  Spergularia macrotheca var. leucantha Alice Eastwood; John Thomas Howell 1937-4-26 3978 Los Angeles Rosamond Lake bottom Comment
  LA94371  Spergularia macrotheca var. macrotheca Harlan Lewis; 1940-4-3 1295 Los Angeles Santa Monica Mountains, 10 mi. S of Oxnard [E-end of Mugu Salt Marsh or vicinity of Pt. Mugu] Comment
  CATA1420  Spergularia marina Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Jennifer Stone 1996-2-12 2578 Los Angeles Santa Catalina Island: Little Harbor 0 Comment
  RSA3564  Spergularia salina C. B. Wolf 1932-5-12 3578 Los Angeles Santa Catalina Island. Border of Catalina Harbor. 3 Comment
  SD69595  Spergularia villosa Robert F. Thorne, P. Everett 1965-5-10 34513 Los Angeles Santa Catalina Island; near upper end of Gallagher Canyon. 424 Comment
  RSA442865  Sphaeralcea emoryi subsp. variabilis F. W. Peirson 1921-5-18 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  RSA82589  Stachys albens F. W. Peirson 1918-8-16 179 Los Angeles San Antonio Canyon, San Gabriel Mts. 1341 Comment
  LA52369  Stachys rigida var. rigida Carl Epling; May 1927 Los Angeles Santa Monica Mountains, Universal City, hills in rear [S] of 213 Comment
  RSA0115070  Stebbinsoseris heterocarpa Steven A. Junak 2001-5-4 SCa- 1497 Los Angeles Santa Catalina Island. E of Parson's Landing. 121 Comment
  RSA152066  Stellaria graminea John H. Thomas 1961-6-1 9494 Los Angeles Edge of lawn in front of Jordan Hall where missed by mowing machines. Comment
  SDSU4480  Stellaria media A. H. Gallup 1949-2-21 317 Los Angeles Lasca. 152 Comment
  CAS-BOT-BC393689  Stellaria media Carl B. Wolf 1932-5-11 3558 Los Angeles Santa Catalina Island. Fourth O' July Cove. Above the road. 30 Comment
  RSA478124  Stellaria nitens M. B. Dunkle 1929-4-7 2088 Los Angeles White s Landing, Santa Catalina Island. Comment
  RSA596892  Stellaria nitens Timothy S. Ross, J. Mark Porter 1995-5-4 8512 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR203219  Stephanomeria exigua R. G. Swinney 2005-7-21 8323 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
  UCD136378  Stephanomeria exigua subsp. coronaria R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  CAS-BOT-BC375676  Stephanomeria parryi A. D. E. Elmer 1902-6-1 4158 Los Angeles Palmdale Comment
  CHSC95451  Stephanomeria virgata LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 276 Los Angeles Verdugo Mountains: Saddle hwere Stough Canyon Mountainway and Verdugo Mountainway meet. 609 Comment
  UCR117225  Stillingia paucidentata B. G. Pitzer 1998-5-12 3689 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  SEINET7063486  Stipa A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  UCR51520  Stipa cernua A. C. Sanders 1988-2-3 7603 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  UCR9407  Stipa cernua D. H. Wilken 1965-2-20 33 Los Angeles Western Transverse Range; Santa Monica Mtns., upper Decker Canyon near Mulholland Hwy 610 Comment
  UCR178951  Stipa coronata R. G. Swinney 1989-6-27 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.2 mi. east of Glendora Mtn. Road 360 Comment
  UCR269583  Stipa coronata R. G. Swinney 2011-6-29 15373 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  SD69588  Stipa pulchra Robert F. Thorne 1966-4-6 35930 Los Angeles Santa Catalina Island; about 1 mi. W of Empire Landing, rocky slopes 213 Comment
  UCR274989  Stipa speciosa Michael Honer, Rachel Woodard 2006-4-25 2228 Los Angeles Tehachapi Mountains area, C. 2.5 miles NE of Quail Lake; 1 mile north of Hwy 138 1006 Comment
  SEINET10469459  Strelitzia nicolai Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4878 Los Angeles Santa Cat