Search Results — 2000 specimen records retrieved (1586 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
  CAS-BOT-BC229377  Abronia umbellata Marcus E. Jones 1900-7-12 6500 Los Angeles Long Beach Comment
  RSA0025883  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles San Clemente Island. China Point. Comment
  RSA710282  Acacia cyclops A. C. Sanders, Lee Jones 2005-4-8 29367 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  RSA714630  Acacia saligna A. C. Sanders, D. Malueg 2001-5-17 24318 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decomissioned. 122 Comment
  POM19146  Acamptopappus sphaerocephalus var. sphaerocephalus P. A. Munz 1923-5-27 6896 Los Angeles Pallett Creek. 2104 Comment
  RSA642511  Acer negundo subsp. californicum D. E. Bramlet 1999-11-16 2827 Los Angeles Old meander of San Jose Creek. 46m east of Valley Blvd. and 1km north of Grand Ave. 30m west of the existing San Jose Creek flood control channel. 58 Comment
  SEINET3282740 Image available Acer negundo var. californicum A. C. Sanders, T. B. Salvato 2009-5-20 36852 Los Angeles Sang Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  UCR25580  Achillea millefolium J. R. Seeba 1977-5-27 61 Los Angeles Fort Tejon along Hwy 5 948 Comment
  UC1872959  Achillea millefolium John Knapp and Denise Knapp 2003-5-11 70 Los Angeles Catalina Island; 363562.47 x 3701217.74E. Coasstal scrub. Base northeasst-facing slope. 7 Comment
  POM484091  Achnatherum coronatum Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  UC1215248  Achyrachaena mollis Peter H. Raven 1962-5-9 17663 Los Angeles at s end, near head of canyon Mosquito Cove; San Clemente Island 320 Comment
  SBBG67341  Acmispon americanus M. N. Ackley 1927-5-29 538 Los Angeles Mulholland Drive 281 Comment
  CAS-BOT-BC204777  Acmispon argophyllus var. argenteus John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  SBBG108146  Acmispon argophyllus var. argenteus S. L. Crockett, S. A. Junak, M. L. Hoefs, J. Takara 1997-3-28 615 Los Angeles 1.1 mi S of Two Harbors on Cat Harbor Rd; ca. 30 m upslope 30 Comment
Read comments
May 24 2016
  SD168097  Acmispon argophyllus var. argenteus Grady L. Webster, Robert Thorne and John Tucker 1992-3-30 7754 Los Angeles Santa Catalina Island; along road from Little Harbor to Middle Ranch. 20 Comment
  SDSU4287  Acmispon argophyllus var. argenteus R. M. Beauchamp 1967-1-27 118 Los Angeles East of Wilson Cove. San Clemente Island. Comment
Read comments
May 16 2008
  LA200522  Acmispon maritimus var. maritimus Norman A. Cole; May 1964 367 Los Angeles 518 Comment
  SBBG120139  Acmispon micranthus A. C. Sanders, M. Elvin, et al 2003-4-14 25954 Los Angeles hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River, Newhall Ranch 351 Comment
  SD39818  Acmispon strigosus Edith A. Purer 1935-5-12 6599 Los Angeles El Segundo, old sand dunes Comment
  SD64193  Acmispon strigosus Walter Bertsch 1954-5-12 610 Los Angeles Claremont, end of Mills Avenue 456 Comment
  LA52447  Acmispon wrangelianus W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd) Comment
  CATA1980  Acourtia microcephala F. R. Fosberg 1931-5-18 Los Angeles Santa Catalina Island: Cottonwood Canyon, near mouth 180 Comment
  NY563868  Acrolasia davidsoniana L. Abrams 1902-6-30 2580 Los Angeles Summit of Mt. Wilson 1767.8 Comment
  SEINET6744583  Actinolepis tenella Marcus E. Jones 1882-1 3026 Los Angeles Pasadena Comment
  OBI69259  Adenostoma fasciculatum John Knapp, Denise Knapp 2003-4-13 35 Los Angeles Catalina Island, 3694442.195N x 368796.921E 120 Comment
  RSA657357  Adenostoma fasciculatum L. Yamanaka 1979-6-3 124 Los Angeles Verdugo Mountains Region: 1/4 mile east of Glendale College Administration Building, Glendale. 457 Comment
  RSA563495  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, W. Appleby 1993-5-13 7120 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA595686  Adiantum aleuticum L. C. Wheeler 1970-1-4 s.n. Los Angeles San Gabriel Mountains. East fork Santa Anita Canyon, ca. 200 yards downstream from the falls. 762 Comment
  RSA0110592  Adiantum capillus-veneris Richard G. Swinney 2010-6-8 13232 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. At waterfall only. 598 Comment
  UCR190867  Adiantum capillus-veneris R. G. Swinney, Dave Larson 1999-6-12 7546 Los Angeles San Gabriel Mtns., upper East Fork San Dimas Canyon, north of confluence with Fern Canyon 869 Comment
  RSA85005  Adiantum capillus-veneris F. W. Peirson 1921-3-6 2586 Los Angeles San Gabriel Mountains, east of Fish Creek. 229 Comment
  LA82523  Adiantum jordanii O. H. Kappler; 1941-2-9 80 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SEINET5777313 Image available Adiantum jordanii S. M. Tracy 1887-1 338 Los Angeles Los Angeles Comment
  RSA142664  Aesculus californica Wesley O. Griesel 1961-5-20 s.n. Los Angeles Millard Canyon 610 Comment
  UCR178046  Aesculus californica LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1062 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, west side of Brand Canyon just a short distance above the cemetery 307 Comment
  UCR210531  Agave americana R. G. Swinney 2008-12-4 9945 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  CHSC83604  Ageratina adenophora John Dittes 1990-6-11 90 Los Angeles Transverse Range; San Gabriel Mts., La Tuna Canyon, north slope of Verdugo Mountain, ca. 0.8 air miles east of debris basin dam, small tributary canyon with drainage on south side of La Tuna Canyon Road. 423 Comment
  RSA657155  Ageratina adenophora Joseph M. Keefe 2001-1-19 30887 Los Angeles 5623 Raber Street, at intersection with Upperton Avenue, Highland Park District 207 Comment
  RSA774056  Ageratina adenophora R. G. Swinney 2009-6-12 11133 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  UCR205099  Ageratina adenophora R. G. Swinney 2008-4-11 8661 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  CDA6733  Ageratina adenophora L. C. Wheeler 1965-5-8 8705 Los Angeles San Gabriel Mountains; San Gabriel Mountains: Fish Canyon near the mouth. . 0 Comment
  SBBG66204  Agoseris grandiflora R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC14785  Agoseris retrorsa A. D. E. Elmer 1902-6-1 3601 Los Angeles Mt. Gleason, near Acton Comment
  SEINET7042277  Agoseris retrorsa A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  UCR190928  Agrostis exarata R. G. Swinney 1999-7-14 7560 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 0.25 mi. north of Laurel Gulch 713 Comment
Read comments
May 11 2012
  RSA579208  Agrostis pallens C. Michaels 1994-6-30 s.n. Los Angeles Tuna Canyon 0.8 miles from Pacific Coast Highway. Comment
  SFV20869  Agrostis pallens L. Gross, B. Hogshead, V. Soza 2003-5-29 954 Los Angeles Verdugo Mountains West end of Verdugo Mountains at junction (saddle) of Verdugo Motorway and Wildwood Fire Road (abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago). Went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway). 564 Comment
  RSA682516  Ailanthus altissima Scott D. White, Michael Honer 2003-5-7 9189 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  RSA603586  Alisma triviale L. C. Wheeler 1947-9-17 6630 Los Angeles Rio Hondo: at Rosemead Blvd. Comment
  RSA787634  Allium burlewii Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0047 Los Angeles 100 meters above California State Route 2 near mile marker 66.43 2301 Comment
  RSA0056374  Allium fimbriatum James R. Shevock 1972-4-26 1593 Los Angeles Sierra Hwy. 967 Comment
  UC635247  Allium fimbriatum var. fimbriatum Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts, Pinon Ridge Comment
  UCR123922  Allium fimbriatum var. mohavense George K. Helmkamp, E. A. Helmkamp 2001-5-2 6657 Los Angeles Western Mojave Desert, Antelope Valley, 0.1 mi west of Calif. Hwy 138 on Ave. W, then 0.3 mi S on [180th St. East] dirt road 976 Comment
  RSA252869  Allium lacunosum var. davisiae Robert F. Thorne 1973-5-11 43507 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  RSA70471  Allium lacunosum var. davisiae F. W. Peirson 1932-4-17 9851 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  JEPS520  Allium monticola F. W. Peirson 1918-6-10 1 Los Angeles divide between Lowe and Markham 1630 Comment
Read comments
Oct 16 2006
  RSA479530  Allophyllum divaricatum Steve Boyd, Thomas S. Elias 1987-4-14 2070 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  RSA226226  Allophyllum glutinosum Gary D. Cromwell, David W. Wheat 1971-4-30 613 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  SBBG78925  Allophyllum glutinosum F. R. Fosberg 1931-7-14 5413 Los Angeles Hamilton Cyn 30 Comment
  UC535351  Allophyllum glutinosum Ira W. Clokey, B. Templeton Apr. 1929 4468 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 425 Comment
  RSA402953  Amaranthus albus F. R. Fosberg 1931-4-8 S- 4509 Los Angeles Santa Catalina Island. 40 Comment
  IRVC28762  Amaranthus blitoides A. C. Sanders, Mark Elvin 2002-8-7 25558 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  RSA607610  Amaranthus blitoides L. C. Wheeler 1966-10-25 9083 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  CDA36202  Amaranthus blitum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37066 Los Angeles San Gabriel Valley; Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery. Comment
  RSA402980  Amaranthus deflexus Wm. Martin, R. Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  CDA34304  Amblyopappus pusillus M. O'Brien 2011-6-25 17 -Nov Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  RSA598388  Amblyopappus pusillus Jon P. Rebman, Jonathan Dunn 1996-4-29 3106 Los Angeles San Clemente Island. Eel Cove, coastal flats near Eel Point on west side of island. 10 Comment
Read comments
Dec 2 2011
  RSA0039054  Ambrosia acanthicarpa R. G. Swinney 2009-11-16 11624 Los Angeles 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  RSA0106485  Ambrosia acanthicarpa R. G. Swinney 2011-10-18 15822 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
  RSA607925  Ambrosia acanthicarpa L. C. Wheeler 1961-6-13 7878 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA301944  Ambrosia chamissonis J. R. Shevock 1972-9-16 2277 Los Angeles Point Dune. 3 Comment
  UCR205711  Ambrosia confertiflora A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37031 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  CATA404  Ambrosia psilostachya Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 531 Los Angeles Santa Catalina Island: Cottonwood Stream, above bridge at main road 22 Comment
  LA31631  Ambrosia psilostachya Peter H. Raven; Henry J. Thompson 1959-9-6 14381 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  POM18145  Amelanchier utahensis Philip A. Munz 1923-5-26 6834 Los Angeles Big Rock Creek, San Gabriel Mountains 2012 Comment
  UC1127758  Amelanchier utahensis W. T. Murphy Apr 1928 Los Angeles n of Mount Emma; Tujunga Quad. 1219 Comment
  UCR182488  Amelanchier utahensis R. G. Swinney 1997-7-17 5683 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
  RSA646134  Amorpha californica var. californica Orlando Mistretta 1992-7-13 s.n. Los Angeles Los Pinetos Spring Canyon Trail. Comment
  SD49387  Amsinckia intermedia Reid Moran 1959-3-9 7163 Los Angeles San Clemente Island, canyon 2 miles southeast of Eel Point 99 Comment
  IRVC26637  Amsinckia intermedia Reid Moran 1941-2-16 569 Los Angeles San Clemente Island [Santa Catalina Island]; Middle Ranch. Channel Islands 500 Comment
  RSA499924  Amsinckia intermedia F. R. Fosberg 1932-3-28 10621 Los Angeles Hills between Del Rey and El Segundo 25 Comment
  SD251685  Amsinckia intermedia M. B. Dunkle 1939-4-4 7263 Los Angeles San Clemente Island, Chenetti Canyon Comment
  UC1084564  Amsinckia intermedia Francia Chisaki, Peter M. Ray 1952-5-1 2244 Los Angeles 2.4 mi w of Saugus ((junction) on road to Castaic Junction, n of road in high weeds and barley next to field) Comment
  UCR263216  Amsinckia retrorsa Sandra L. Leatherman, Jennifer Pareti 2014-4-17 s.n. Los Angeles Transverse Ranges; Liebre Mountains, Castaic Lake area in the Grasshopper Canyon Watershed, east of Hwy I-5 and west of the Castaic Lake Dam 1370 Comment
  POM369890  Amsinckia spectabilis Jack Rempel 1932-3-19 s.n. Los Angeles El Segundo. Comment
  SDSU4848  Amsinckia spectabilis Gerald Collier 1951-4-7 M 422 Los Angeles Point Dume, about 50 ft. from raod. 2 miles west of U.S. Hwy 101. Comment
  SDSU4865  Amsinckia spectabilis var. spectabilis R. M. Beauchamp 1967-3-18 300 Los Angeles San Clemente Island. Comment
  POM368387  Amsinckia tessellata Ora M. Clark 1929-3-30 1918 Los Angeles W of Lancaster Comment
  RSA0103784  Amsinckia tessellata R. G. Swinney 2011-4-20 14463 Los Angeles San Gabriel Mountains/ Western Mohave Desert: Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  SEINET5320904  Amsinckia tessellata Unknown 2002-3-25 6134 Los Angeles Antelope Valley; Along State Highway 138, 5.3 miles west of its junction with State Highway 14 720 Comment
  UCR155645  Amsinckia tessellata A. C. Sanders, T. B. Salvato 2005-4-26 29676 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
  UCR190420  Amsinckia tessellata R. G. Swinney 2001-4-18 7891 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  POM368395  Amsinckia tessellata Donald Myrick 1968-3-6 1816 Los Angeles on Mojave Desert near Hi Vista in Antelope Valley 915 Comment
  RSA465140  Anagallis arvensis A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  RSA592441  Anagallis arvensis Louis C. Wheeler 1967-5-13 9500 Los Angeles San Gabriel Mountains. On mesa between Little Dalton and Englewild canyons. 373 Comment
  UC398773  Anagallis arvensis Katharine Brandegee 1916-1 Los Angeles Santa Catalina Isl. Comment
  RSA250506  Andropogon glomeratus var. scabriglumis R. F. Thorne, J. Dourley 1967-10-10 37381 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Housing Tract. 1250 Comment
  SBBG125052  Androsace elongata subsp. acuta A. Parikh, N. Gale 2010-5-25 3220 Los Angeles E Liebre Mtns, Sierra Pelona, 5.4 km W of State Hwy 14, 2.0 km SW of California Aqueduct 1131 Comment
  CAS-BOT-BC400320  Anemopsis californica Le Roy Abrams 1902-6-12 2534 Los Angeles Ballona Creek near Mesmer Comment
  SFV7502  Anisocoma acaulis M. H. Grayum, D. R. Perry, S. Merschel 1975-5-4 s. n. Los Angeles Mojave Desert Antelope Valley. Along Pearblossom Highway, west of Littlerock. 854 Comment
  RSA674555  Anthemis cotula Scott D. White 2000-6-24 8094 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  RSA666623  Antirrhinum coulterianum A. C. Sanders, D. Malueg 1998-6-22 22039 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UC450765  Antirrhinum coulterianum Fay A. MacFadden Jun 1931 88 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR146475  Antirrhinum coulterianum Orlando Mistretta 1992-6-12 557 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  UCR277040  Antirrhinum coulterianum R. G. Swinney 2010-5-25 12924 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  POM7698  Antirrhinum kelloggii Philip A. Munz, R. D. Harwood 1920-4-21 3683 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  UC885061  Antirrhinum kelloggii Ira W. Clokey, B. Templeton Mar 1929 4487 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  UCR182666  Antirrhinum kelloggii R. G. Swinney 1998-4-13 5947 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  POM354860  Antirrhinum multiflorum Fordyce Griffiths Jr. 1910-6-20 3374 Los Angeles Head of Long Canyon, San Gabriel Mts. 1296 Comment
  RSA0098608  Antirrhinum multiflorum R. G. Swinney 2011-6-14 15122 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA713830  Antirrhinum multiflorum Valerie Oriol 2003-12-18 s.n. Los Angeles Angeles National Forest, San Dimas Experimental Forest; watershed 0516 off the Glendora Ridge Rd. within a mle of Tanbark Flats. 762 Comment
  SD107884  Antirrhinum nuttallianum subsp. subsessile Mark Hoefs, Doug Propst 1973-5-4 227 Los Angeles Santa Catalina Island; by Thompson Dam, Middle Canyon 213 Comment
  UC12051  Aphanes occidentalis Geo. B. Grant 1900-4-2 Los Angeles Pasadena Comment
  UCSB69555  Arabidopsis thaliana Gross, LeRoy 2001-3-31 Los Angeles Los Angeles Basin: Verdugo Mts. Region: S Side: at end of Olive Ave.; park on Via Montana; city of Burbank; follow old overgrown road to faint trail, up to the main crest with Sunset Cyn. to the W and Story Cyn. on the E; T1N R14W SE/4, sec. 1 365 Comment
  RSA599253  Arabis pulchra Steve Boyd, Lauren Raz 1997-3-31 9428 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
  RSA772393  Arabis pulchra var. pulchra R. G. Swinney 2009-5-12 10718 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg ) of Littlerock 1061 Comment
  POM247628  Arceuthobium campylopodum L. E. Martindale 1937-10 s.n. Los Angeles Crystal Lake, San Gabriel Mtns. Comment
  RSA188026  Arctostaphylos catalinae R. F. Thorne 1966-4-28 36258 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
Read comments
Jul 10 2011
  UC82953  Arctostaphylos catalinae Katharine Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  UCR149352  Arctostaphylos glandulosa R. G. Swinney 1998-3-14 5906 Los Angeles San Gabriel Mtns., Potato Mountain, NW of Upland 1043 Comment
  RSA634805  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20467 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  CAS-BOT-BC23242  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-4-13 1500 Los Angeles Wilson's Trail 609 Comment
  UC303637  Arctostaphylos glandulosa subsp. glandulosa Geo. B. Grant Jul 1904 59 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC39306  Arctostaphylos glauca J. H. Thomas 1957-5-8 6742 Los Angeles San Gabriel Mountains, about 10 mi. NE of Pasadena 1371 Comment
  RSA0070188  Arctostaphylos glauca LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6954 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA0108882  Arctostaphylos glauca R. G. Swinney 2010-5-21 12873 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. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA631469  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15765 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA631543  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16044 Los Angeles Ridge Route, 9 km south of Liebre Gulch turnoff. 1000 Comment
  RSA631602  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15946 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631635  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15836 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA634361  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20620 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634364  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20617 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634791  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20555 Los Angeles 2 km NW of Chilao Cpgrd., San Gabriel Mtns. 1670 Comment
  RSA634794  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20506 Los Angeles Chilao Campground. 1600 Comment
  RSA634832  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22059 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA0060509  Arctostaphylos patula R. G. Swinney 2010-9-23 13878 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA643157  Arenaria macradenia var. arcuifolia Orlando Mistretta 1995-4-21 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Kitter Section. Comment
  UCSB2121  Argemone munita Wedberg, H. 1958-7-3 Los Angeles Crystal Lake, San Gabriel Mtns. Comment
  RSA660416  Argemone munita Orlando Mistretta 1992-5-21 387 Los Angeles Right Star Mine, S of Acton. Comment
  IRVC29288  Aristida adscensionis Anuja Parikh, Nathan Gale 2003-6-5 s.n. Los Angeles Newhall Ranch, western face of the ridge between Potrero and Salt Canyons, just south of the Santa Clara River, survey area 78 N side of Santa Susana Mtns. 305 Comment
  RSA188275  Artemisia californica R. F. Thorne 1966-6-1 36455 Los Angeles Santa Catalina Island. On dry NE-facing bluff along Pebbly Beach Drive SE of Avalon 30 Comment
  RSA650460  Artemisia californica Dick Mosbarger 1948-2-23 s.n. Los Angeles Cal Poly Campus, San Dimas. 245 Comment
  UC472242  Artemisia californica F. M. Reed 1909-7-2 2811 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  UCR210438  Artemisia californica R. G. Swinney 2008-11-30 9881 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  CAS-BOT-BC90336  Artemisia douglasiana F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles river bottom, near Los Angeles Comment
  SEINET221464  Artemisia douglasiana Mark Hoefs 1973-7-20 395 Los Angeles Santa Catalina Island: By the northwest corner of Middle Ranch Reservoir. 183 Comment
  RSA626045  Artemisia douglasiana Scott D. White 1994-7-14 2252 Los Angeles San Dimas Canyon; along San Dimas Canyon Road. 396 Comment
  RSA595577  Artemisia dracunculus Lauren Raz, Steve Boyd 1996-10-23 059 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  UCR259560  Artemisia dracunculus R. G. Swinney 2010-9-7 13691 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  NY158551  Artemisia parishii S. B. Parish 11 1881 1065 Los Angeles Newhall Comment
  IRVC27302  Artemisia tridentata A. C. Sanders, Mark Elvin 2003-8-7 27161 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  OBI81434  Artemisia tridentata R. G. Swinney 2009-11-13 11599 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  RSA2897  Artemisia tridentata C. B. Wolf 1931-10-23 2493 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mountains 1829 Comment
Read comments
Jul 4 2013
  UCR95505  Arundo donax Steve Boyd, Lauren Raz 1996-10-8 8989 Los Angeles Liebre Mountains, Bouquet Canyon, c. 1.7 mi south of the junction with Forest Service Road 6N08 561 Comment
  SBBG58659  Asclepias californica R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  SEINET10895307  Asclepias eriocarpa Louis C. Wheeler 1970-8-3 Wheeler s.n. 1970 Los Angeles San Gabriel Mountains. Messenger Flat 1768 Comment
  POM183640  Asclepias fascicularis J. Ewan 1929-8-17 3452 Los Angeles Trancas Canyon near Pt. Dume. Comment
  RSA401113  Asclepias vestita Robert Gustafson, Christopher Davidson 1977-4-20 418 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  LA3681  Aspidotis californica Carl Epling; Lincoln Ellison 1966-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  POM158287  Aspidotis californica M. B. Dunkle 1928-5-12 1928 Los Angeles Santa Catalina Island: among large rocks, Empire Landing, 243 Comment
  RSA0092548  Aspidotis californica Richard G. Swinney, Chris Clarke, Veronica Pallan 2011-4-5 14349 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  RSA737151  Aster greatae Scott D. White, Chris Huntley 2008-9-30 12546 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 610 Comment
  UCR163442  Astragalus didymocarpus B. G. Pitzer 1998-5-23 3725 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, 12.8 mi (air) west of the San Bernardino Co. line, 240th St. East, c. 3.6 mi. north of junction with El Mirage Rd (Ave. 'P') & c. 2.9 mi. south of Avenue 'J 866 Comment
  RSA599465  Astragalus didymocarpus var. didymocarpus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9484 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
  SBBG68198  Astragalus douglasii R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  UCR109028  Astragalus gambelianus L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  RSA733162  Astragalus leucolobus R. G. Swinney 1997-6-13 5595 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  SD90566  Astragalus miguelensis Robert F. Thorne 1973-4-11 42877 Los Angeles San Clemente Island, dunes near Flasher, NW part of island 3 Comment
  SEINET10775821  Astragalus miguelensis Robert F. Thorne 1973-4-11 Thorne 42877 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  RSA774954  Astragalus pachypus R. G. Swinney 2009-5-6 10688 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR91361  Astragalus trichopodus Scott D. White 1995-3-15 2564 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  LA210508  Astragalus trichopodus var. lonchus T. R. Huggins; 2013-3-16 13- 13 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, Corral Canyon Rd ; ca. 1.2 mi from Pacific Coast Highway. 129.0 Comment
  CAS-BOT-BC199092  Astragalus trichopodus var. phoxus Ernest C. Twisselmann 1959-6-2 5336 Los Angeles Old Ridge Route, 3.7 miles south of Sandberg's Lodge 1143 Comment
  POM1846  Astragalus trichopodus var. phoxus H. M. Hall 1902-5-3 3096 Los Angeles San Francisquito Pass 609 Comment
  SBBG17257  Astragalus trichopodus var. phoxus K. A. Wilson 1961-3-11 994 Los Angeles San Francisquito Cyn Rd and Clear Water Cyn Comment
  RSA533986  Atriplex argentea T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5139 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  UCR239960  Atriplex canescens R. G. Swinney 2009-11-13 11616 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  RSA599740  Atriplex canescens L. C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mountain: Barrel Springs. 899 Comment
  CAS-BOT-BC170016  Atriplex confertifolia Carl B. Wolf 1932-9-15 4085 Los Angeles Antelope Valley, 2 blocks W. of center of town of Lancaster - Mojave Desert 718 Comment
  UCR177453  Atriplex confertifolia LeRoy Gross 2005-5-19 2307 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  UCR222988  Atriplex confertifolia R. G. Swinney 2009-5-5 10637 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC172643  Atriplex coulteri Alice Eastwood 1917-7-20 6516 Los Angeles Santa Catalina Island Comment
  RSA590508  Atriplex coulteri T. S. Ross, Janet Takara, Misty Gray 1993-4-20 6827 Los Angeles Santa Catalina Island. Indian head Rock, SSw of, and overlooking, Little Harbor. 79 Comment
  SBBG131816  Atriplex coulteri S. A. Junak, B. Collins 1991-4-24 SCI 203 Los Angeles S side of Eel Cove Cyn 91 Comment
  LA200359  Atriplex leucophylla Jonathan Sauer; R. O. Baker 1973-5-18 5482 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  POM156345  Atriplex leucophylla L. R. Abrams 1902-6-9 2491 Los Angeles Playa Del Rey Comment
  CATA3140  Atriplex pacifica Sarah Ratay 2010-12-14 133 Los Angeles Santa Catalina Island: Ridge above Balboa Yacht Club, to the west 39 Comment
  UCR95365  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9020 Los Angeles Liebre Mountains, Bouquet Canyon, south of Vazquez Canyon and NW of Cruzan Mesa, along Vazquez Canyon Road, c. 0.9 mi east of jct with Bouquet Canyon Road 524 Comment
  CATA1813  Atriplex prostrata Benjamin E. Carter 2012-8-23 7000 Los Angeles Santa Catalina Island: Two Harbors at top of Catalina Harbor 1 Comment
  UC217007  Atriplex semibaccata C. F. Millspaugh 1920-1-2 4503 Los Angeles Avalon Santa Catalina, Avalon (Santa Catalina) Comment
  SD66894  Atriplex semibaccata R. Mitchel Beauchamp 1967-3-17 251 Los Angeles San Clemente Island; slope east of Wilson Cove. Comment
  RSA594304  Atriplex serenana var. serenana Steve Boyd, Lauren Raz 1996-10-14 9036 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  UCR90006  Atriplex spinifera Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  SD90505  Avena barbata Robert F. Thorne 1966-4-17 36145 Los Angeles San Clemente Island, near Lemon Tank, south of Nanny, northeast side of island. 305 Comment
  UCR258819  Avena barbata R. G. Swinney 2010-4-23 12349 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA12400  Avena fatua C. B. Wolf 1934-4-11 5612 Los Angeles Bryant Ranch, E of Long Beach. 5 Comment
  LA201805  Avena fatua Arthur C. Gibson; 2001-4-20 4257 Los Angeles Comment
  RSA235253  Azolla filiculoides Martin A. Piehl 1962-10-3 62522 Los Angeles Cottonwood Creek at bridge along main road, west side of island, Santa Catalina Island. Comment
  RSA418206  Baccharis douglasii F. R. Fosberg 1931-5-13 717 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA720231  Baccharis salicifolia LeRoy Gross 2007-4-21 2644 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  UCR217427  Baccharis salicifolia R. G. Swinney 2009-2-20 10019 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR52148  Berberis nevinii Steve Boyd, Dave Kelly 1986-6-20 1959 Los Angeles Transverse range, San Francisquito Canyon at LADWP pump station #2 Comment
  RSA188924  Beta macrocarpa R. F. Thorne, P. C. Everett 1965-6-23 34953 Los Angeles Santa Catalina Island. Ben Weston Beach, west side of island. Comment
  CATA758  Beta vulgaris Mark L. Hoefs 1991-5-22 1289 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  SEINET3133936  Bidens pilosa Unknown 1902-5-31 2484 Los Angeles along streets, Inglewood Comment
  JEPS32544  Bidens pilosa Elizabeth Day Palmer 1908-7-29 Los Angeles Comment
  HSC95615  Bituminaria bituminosa Scott D. White 2003-10-22 9839 Los Angeles Foothills above Sierra Madre. L.A. Dept of Public Works 'Sierra Madre" Debris Basin. Northern terminus of Sumac St. (Mt. Wilson) 366 Comment
  SEINET3884836  Bloomeria crocea K. Dobry 1991-5-22 d 639 Los Angeles Ne section of Soka University, 1 mi east of Los Virgenes Rd. off Mulholland Hwy. Santa Monica Mountain.; 0 Comment
  CAS-BOT-BC482061  Bloomeria crocea var. crocea George B. Grant; Walter Wheeler 1904-4-21 5172 Los Angeles Santa Catalina Island, Pacific Ocean; off southern California Comment
  UCD114425  Boechera pulchra Daryl Koutnik; Bruce Holguin 1978-4-1 217 Los Angeles West side of Sierra Hwy. and 1 mile north of State Hwy. 14. 987 Comment
  UCR272618  Boechera repanda R. G. Swinney 2011-8-5 15591 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  CAS-BOT-BC30963  Bolboschoenus maritimus Peter H. Raven; Henry J. Thompson 1959-9-6 14372 Los Angeles Mouth of Malibu Creek 6 Comment
  UCR118597  Bolboschoenus maritimus subsp. paludosus David Charlton, Lew Heide 1991-9-19 5601 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  CAS-BOT-BC95429  Bowlesia incana Le Roy Abrams 1899-3-31 307 Los Angeles Santa Monica Mtns., Sepulveda Canyon Comment
  LA202157  Boykinia occidentalis Dorothy Steinicke; 2004-7-13 Los Angeles 234 Comment
  RSA0085300  Boykinia rotundifolia R. G. Swinney 2010-8-26 13594 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA466767  Boykinia rotundifolia F. R. Fosberg, Joseph A. Ewan 1931-8-10 4913 Los Angeles Lower Pine Flats, N Fork San Gabriel [Canyon?], San Gabriel Mountains 1524 Comment
  RSA466774  Boykinia rotundifolia Thekla Mohr 1951-1 s.n. Los Angeles San Gabriel River. Comment
  SBBG40945  Brachypodium distachyon P. H. Raven 1962-5-20 Los Angeles above Pebbly Beach 60 Comment
  SEINET10973537  Brassica campestris David B. Dunn 1937-3-14 Dunn UMO 40311 Los Angeles Palos verdes. 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
  UCR124484  Brassica rapa B. C. Templeton 1932-7-20 5050 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  JEPS30504  Brickellia californica Peter H. Raven 1959-10-31 14724 Los Angeles Mandeville Canyon, 5.8 mi N of Sunset Blvd., Santa Monica Mountains. 365 Comment
  POM351105  Brickellia californica M. B. Dunkle 1938-10-17 2022 Los Angeles Howlands, Santa Catalina Island. Comment
  POM58247  Brickellia californica C. F. Baker 1903-8-2 3696 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA127982  Brickellia californica H. J. Thompson 1958-10-22 1812 Los Angeles Santa Monica Mountains, N slope of Mt. Hollywood 381 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
  SD140210  Brickellia californica Tim Ross, Orlando Mistretta 1990-10-24 3293 Los Angeles San Gabriel Mountains: SW-facing rocky slope between Venedo and Minero Canyons along Upper Monroe Road, 0.6 mile E of the San Gabriel Reservoir. 744 Comment
  UC1930126  Brickellia californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 350 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest. Glendora Ridge Road. On road cuts. 1.55 mi W of gate, just W of Cow Canyon Saddle. Comment
  RSA151173  Brickellia nevinii Peter H. Raven 1961-9-24 16757 Los Angeles Sand Creek 1 mile north of summit above Pacoima Canyon 731 Comment
  UCD129641  Brickellia nevinii P. Schiffman; J. Matos 1996-10-22 s.n. Los Angeles Angeles National Forest, roadcut along the old Ridge Route between Castaic Lake and Hwy 138. Comment
  UCR179296  Brodiaea filifolia R. G. Swinney 1970-5-9 0740 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi N of Sierra Madre Ave., N of Pennsylvania Ave. Property formerly owned by Bender family but purchased and now being developed by Robert Hughes 366 Comment
  OBI52711  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  RSA679049  Bromus berteroanus Valerie L. Soza, LeRoy Gross 2002-5-8 1455 Los Angeles Southwest side of Deer summit ('3599'), ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 1052 Comment
  UCR125627  Bromus carinatus A. C. Sanders 2003-5-26 26848 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
  CAS-BOT-BC149186  Bromus carinatus var. carinatus Le Roy Abrams 1901-4-1 1345 Los Angeles San Fernando Mountain. Comment
  RSA385305  Bromus carinatus var. carinatus George R. Johnstone 1930-6-26 14666 Los Angeles Pine Flats 1677 Comment
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Jan 13 2015
  RSA529155  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd 1991-7-24 5617 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1875 Comment
  RSA707811  Bromus carinatus var. carinatus Naomi Fraga, Paul Morton 2004-5-18 1183 Los Angeles On ridgeline of Mount Hillyer, near summit. 1860 Comment
  CAS-BOT-BC148917  Bromus carinatus var. marginatus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabrile Mountains. Table Mountain, above Wrightwood. 2133 Comment
  RSA601618  Bromus catharticus L. C. Wheeler 1967-5-13 9494 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  SBBG131633  Bromus catharticus S. A. Junak 1999-5-22 SCa 1014 Los Angeles Avalon Cyn, at entrance to Catalina Stables 48 Comment
  SBBG56602  Bromus diandrus M. N. Ackley 1926-1 Los Angeles Eagle Rock Comment
  SD72833  Bromus diandrus F. R. Fosberg 1931-4-13 84591 Los Angeles Canta Catalina Island; Pebble Beach Canyon; Rt. Fork; N wall near bottom 49 Comment
  LA13866  Bromus diandrus Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM363878  Bromus grandis Robert M. Perkins 1936-3-22 105 Los Angeles [Los Angles? Pico and La Brea] Comment
  CAS-BOT-BC155389  Bromus hordeaceus Geo. B. Grant 1904-4-30 6165 Los Angeles Pasadena. Comment
  RSA12267  Bromus hordeaceus C. B. Wolf 1934-4-11 5641 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  RSA89297  Bromus hordeaceus P. A. Munz 1954-5-15 19474 Los Angeles Padua Hills, northeast of Claremont. Comment
  SD84798  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles San Clemente Island; Pyramid Cove; on dry slope Comment
  UCD58713  Bromus hordeaceus Frank W. Gould 1944-4-12 2283 Los Angeles 120th Street near Western Avenue. Comment
  UCSB69249  Bromus madritensis subsp. madritensis Gross, LeRoy; Denslow, Michael; Hogshead, Bill 2003-6-17 Los Angeles Transverse Ranges, Verdugo Mtns region, S side of mountains; Brand Canyon above the largest waterfall where canyon forks off; Burbank 7.5 Quad T1N R12W S5 NW1/4 of SE1/4 519 Comment
  CATA589  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-7 1030 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near road to Divide 344 Comment
  CATA735  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-5-22 1256 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  CATA884  Bromus madritensis subsp. rubens Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1697 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  HSC9330  Bromus madritensis subsp. rubens C. E. Fellows 1965-4-19 2 Los Angeles Southern Mojave Desert, SW corner at intersection of Hwy. 138 and Victorville cutoff Comment
  RSA187999  Bromus pseudolaevipes R. F. Thorne 1965-6-23 34999 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  POM363924  Bromus rubens Gary D. Wallace 1979-4-19 1682 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  UCR157906  Bromus rubens Robert J. Steers 2005-5-8 9 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  UCR194751  Bromus rubens Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 691 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 595 Comment
  RSA0041496  Bromus rubens Ron Martinolich 1991-5-3 51 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut. 30 Comment
  UCR258770  Bromus tectorum R. G. Swinney 2010-5-19 12835 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
  UCR50998  Bromus tectorum A. C. Sanders, E. J. Lawlor 1988-4-3 7745 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  UCR92087  Bromus tectorum Scott D. White 1996-4-21 3936 Los Angeles Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill Blvd., east of Towne Ave. 323 Comment
  UCR152453  Cakile maritima A. C. Sanders, Lee Jones 2005-4-8 29369 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA466537  Calandrinia ciliata Christopher Davidson 1973-4-6 1869 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  CLARK-A1528-769  Calandrinia ciliata var. menziesii Fred B. Essig 1967-4-21 Los Angeles Santa Monica Mountains Comment
  CAS-BOT-BC173027  California macrophylla A. C. Sanders; Tricia Wotipka; Mark A. Elvin; et al. 2003-4-29 26152 Los Angeles Western San Garbriel Mtns.: Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. 488 Comment
  HSC1289  Calocedrus decurrens J. Rockwell 1962-12-25 184 Los Angeles Los Angeles, Vermont and Willow St. 10 Comment
  CAS-BOT-BC492129  Calochortus albus Henry J. Thompson 1959-4-19 1936 Los Angeles Mulholland Hwy. 1 mile W of Loas Virgenes Road, Malibu Creek drainage; Santa Monica Mountains 274 Comment
  HSC15348  Calochortus catalinae C. S. Apperson 1967-6-20 Los Angeles 2 mi. from Sierra Pelona Lookout off Big Oak Tree Trail Comment
  LA22345  Calochortus catalinae Mary Reynolds; 1937-4-29 152 Los Angeles Highland Park Comment
  RSA377311  Calochortus catalinae Richard C. Barkelew 1929-4-7 s.n. Los Angeles Mulholland Highway Comment
  SEINET12044758  Calochortus catalinae F. R. Fosberg 1931-1 54456 Los Angeles divide between Hamilton and Descanso Canyons, Santa Catalina Island 200 Comment
  IRVC26176  Calochortus clavatus Mark A. Elvin, Cathleen Weigand 2003-4-7 2436 Los Angeles Newhall Ranch, junction of Hasley Canyon and Castaic Creek Castaic Valley 335 Comment
  SEINET4169784  Calochortus clavatus Ira W. Clokey, B. Templeton 4552 Los Angeles Mandeville Canyon, Santa Monica Mountains 500 Comment
  SBBG132180  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2014-5-19 809 Los Angeles N of Santa Clara River near Val Verde, 0.2 km N of Hunstock St, 0.1 km SE of Del Valle Rd 395 Comment
  SEINET269177  Calochortus clavatus var. gracilis Scott D. White, Chet McGaugh 1995-5-16 3074 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts W of San Fernando Rd. I-5 Fwy SW of interchange w/SR 14 Fwy Sunshine Cyn 457 Comment
  RSA597026  Calochortus invenustus Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3821 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  CAS-BOT-BC132482  Calochortus plummerae Marcus E. Jones 1926-6-2 s.n. Los Angeles Claremont Comment
  UCR163187  Calochortus plummerae Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  SBBG57759  Calochortus splendens R. Hoffmann 1929-5-21 Los Angeles lower Bouquet Cyn Comment
  SEINET3885350  Calochortus splendens Keith Dobry 1991-6-28 D 883 Los Angeles Santa Monica Mts. Las Virgenes & Mullholland Hwy. At Soka Univ. E section.; 0 Comment
  UC200715  Calochortus splendens Katharine Brandegee Los Angeles Santa Catalina Island Comment
  UC3376  Calochortus splendens Dr. A. Davidson 1895-1 Los Angeles Los Angeles Comment
  RSA70520  Calochortus striatus Mabel Peirson 1934-5-19 11156 Los Angeles Love Joy Dam Comment
  UCR264994  Calochortus striatus Russell Huddleston, Michelle Balk 2015-4-21 s.n. Los Angeles Western Mojave Desert, SW corner of Edwards Air Force Base, west of Rosamond Dry Lake, 0.15 mile south of Ave. A and 0.6 mile east of Division St./ Shuttle Rd., Piute Ponds 701 Comment
  RSA369026  Calochortus venustus Anstruther Davidson 1914-05 s.n. Los Angeles Newhall. Comment
  UC284980 Image available Calochortus venustus P. A. Munz 1923-5-25 6791 Los Angeles n of San Gabriel Mts.; Mint Canyon Comment
  RSA563509  Calochortus weedii var. intermedius Timothy S. Ross, Annette H. Ross 1991-6-3 5525 -B Los Angeles Elephant Hill: northernmost point of the Puente Hills complex. 296 Comment
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Feb 19 2014
  UCR199749  Calochortus weedii var. intermedius Scott D. White, Justin Wood 2008-6-4 12056 Los Angeles Puente Hills, NW of Turnbull Canyon. SCE powerline corridor at tower 27 and adjacent access road 348 Comment
  RSA620156  Calyptridium parryi L. C. Wheeler 1968-7-15 s.n. Los Angeles Southwest side Dawson Peak. 2865 Comment
  CAS-BOT-BC221402  Calystegia longipes Le Roy Abrams; E. A. McGregor 1908-6-19 385 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC221327  Calystegia macrostegia subsp. cyclostegia Peter H. Raven 1959-5-5 14057 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mulholland Drive near Beverly Glen Boulevard 137 Comment
  RSA650297  Calystegia macrostegia subsp. cyclostegia Rudolf Schmid 1962-4-27 s.n. Los Angeles Near San Dimas Avenue overpass, San Bernardino Freeway, Pomona. Comment
  LA103309  Calystegia macrostegia subsp. intermedia Barry A. Prigge; 1986-3-19 6924 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 22 Comment
  RSA303599  Calystegia macrostegia subsp. intermedia Jim Shevock 1970-4-3 85 Los Angeles Topanga Canyon 427 Comment
  UCR197196  Calystegia macrostegia subsp. intermedia Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 708 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 549 Comment
  CHSC70114  Calystegia occidentalis subsp. fulcrata Robert A. Schlising 1971-7-10 2994 Los Angeles 0.8 mi W of Red box Jct to Mt. Wilson, along Angeles Crest Highway (Hwy2). Comment
  RSA777896  Calystegia soldanella Anstruther Davidson 1892-08 s.n. Los Angeles Long Beach Comment
  RSA623700  Camissonia Scott D. White 1998-4-30 6364 Los Angeles Wrightwood Area: Sheep Creek and adjacent lower +/- E-facing mountain slopes. 1645 Comment
  RSA465655  Camissonia bistorta Anstruther Davidson 1905-5-1 s.n. Los Angeles Hollywood Comment
  UCR55753  Camissonia bistorta J. A. Adams 1963-4-16 5 Los Angeles San Gabriel Valley, Pomona College Wash [=west edge of San Antonio Creek channel?], Claremont 335 Comment
  POM3105  Camissonia bistorta C. F. Baker 1909-5-29 5331 Los Angeles Claremont. Comment
  RSA679953  Camissonia campestris subsp. campestris LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 879 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  SBBG60404  Camissonia campestris subsp. campestris M. N. Ackley 1926-5-6 759 Los Angeles Little Rock foothills 914 Comment
  SEINET12188973  Camissonia cheiranthifolia J. F. Bright, Wyman, C. 1931-1 5580 Los Angeles Manhattan Beach Comment
  UCR214021  Camissonia graciliflora A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37979 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  RSA587990  Camissonia hirtella Orlando Mistretta, T. S. Ross 1994-6-1 1305 Los Angeles San Gabriel Mountains, Santiago Canyon. 1601 Comment
  CDA38021  Camissonia kernensis T. C. Fuller 1962-4-1 8168 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  POM156652  Camissonia lewisii L. R. Abrams 1903-4-8 3232 Los Angeles Inglewood. Comment
  SDSU8628  Camissonia micrantha Gerald Collier 1951-9-7 Los Angeles Sea Bluff at Point Dume- Approx. 2 miles SW of US Hwy 101. Comment
  RSA0091529  Camissonia strigulosa R. G. Swinney 2011-5-26 14836 Los Angeles 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. 1061 Comment
  RSA578300  Camissonia strigulosa Tim S. Ross, Steve D. Boyd 1994-5-4 7619 Los Angeles Liebre Mountains, San Francisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit 1055 Comment
  LA46660  Camissoniopsis bistorta H. L. Wedberg; 1957-4-6 sn Los Angeles 0 Comment
  SFV20870  Camissoniopsis hirtella L. Gross, L. Moore 2000-6-5 219 Los Angeles Verdugo Mountains Off La Tuna Canyon road on Santa Monica Mountains Conservancy Land near coordinates recorded. 579 Comment
  SFV21988  Camissoniopsis hirtella J. N. Hogue 2011-7-23 397 .5 Los Angeles San Gabriel Mountains Camp Eaton (= old Camp Cumorah Crest). 1860 Comment
  UC934050  Camissoniopsis hirtella H. L. Cogswell 1951-5-3 74 Los Angeles Plot 5 San Gabriel Mountains, Bell Canyon (Sec. D3-4, ssw-sw facing slope on w side of canyon (Watershed 4)) 944 Comment
  UCD77447  Camissoniopsis intermedia Robert E. Preston 1998-6-19 1149 Los Angeles Mint Canyon, ca. 0.5 mile N of Sierra Hwy 804 Comment
  UCD103605  Camissoniopsis pallida Kenneth A. Wilson 1961-3-16 1031 a Los Angeles Point Dume, summit of Birdview and Cliffside Drive. 38 Comment
  UCR270266  Camissoniopsis pallida R. G. Swinney 2011-4-1 14295 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
  RSA645327  Cannabis sativa Steve Boyd 2000-5-12 10305 Los Angeles San Bernardino Basin; Claremont: South side of Foothill Blvd. ca. 50-100 m east of the intersection with Claremont Blvd. Comment
  CATA1440  Capsella bursa-pastoris Mark L. Hoefs, Robert F. Thorne 1996-4-6 2603 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA0113752  Capsella bursa-pastoris Steven A. Junak 1999-5-20 SCa- 947 Los Angeles Santa Catalina Island. Cottonwood-Black Jack Road, plant stop, near small creekbed, at bird sample point #36. 290 Comment
  UCSB10190  Cardamine californica H., J. 1941-4-4 Los Angeles San Dimas Canyon trail to flumes 4 and 5; field no. 588 609 Comment
  UC855939  Cardamine californica var. californica I. W. Clokey, E. G. Anderson 1931-3-11 5322 Los Angeles San Gabriel Canyon Comment
  RSA723070  Carduus pycnocephalus LeRoy Gross 2007-5-16 2738 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  RSA747059  Carduus pycnocephalus R. G. Swinney 2008-5-30 8900 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  SEINET4044454 Image available Carduus pycnocephalus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 213 Comment
  RSA0050041  Carex Wendy Boes, Andrew Wheeler 2009-7-13 2009 -039 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA0097141  Carex alma R. G. Swinney 2011-6-20 15216 Los Angeles San Gabriel Mountains: southeast margin of Crystal Lake, 10-30 meters from water line. 1692 Comment
  SEINET6044720  Carex alma Unknown 1946-5-19 6223 Los Angeles San Gabriel Mountains. Lower Rincon. San Gabriel Canyon. Comment
  CAS-BOT-BC21306  Carex fracta John Thomas Howell 1947-7-18 23424 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  RSA311292  Carex heteroneura var. heteroneura Robert F. Thorne, M. Z. Thorne 1969-7-10 38366 Los Angeles Mescal Creek Play Area 2042 Comment
  SEINET3128314  Carex multicaulis Unknown 1904-5-17 138 /6223 Los Angeles Mt. Wilson Comment
  RSA640227  Carex pellita L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  RSA717350  Carex praegracilis Scott D. White, Pam DeVries 2006-5-9 11417 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA202475  Carex praegracilis R. L. Armacost 1959-5-20 1147 Los Angeles [Santa Monica] Parkway S. Comment
  SDSU11665  Carex scopulorum F. J. Hermann 1947-3-3 1770 Los Angeles Stream bed in Topango Canyon about three miles from ocean Comment
  CAS-BOT-BC117415  Carex senta D. F. Howe 1947-3-22 21 Los Angeles Topango Canyon, Santa Monica Mts. ca 3 mi from the ocean in stream bed. Comment
  UCR130591  Carex spissa R. E. Riefner Jr. 2000-8-29 00- 761 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
  RSA729428  Carex subfusca R. G. Swinney 1998-7-14 6427 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
  RSA748454  Carex subfusca R. G. Swinney, Cody Clarke 2001-8-22 8074 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
  RSA135231  Carex triquetra Peter H. Raven 1960-5-21 15393 Los Angeles Triunfo Canyon. 259 Comment
  RSA158719  Carex tumulicola Peter H. Raven 1962-4-10 17239 Los Angeles San Clemente Island. Gully to west side of island about 1.5 miles north of Thirst. 457 Comment
  RSA341416  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles San Clemente Island: E side of island, next major drainageway and canyon SE of Lemon Tank. Comment
  UCR97794  Carpobrotus edulis Scott D. White 1997-3-12 4731 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  CATA1744  Castilleja affinis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-14 3141 Los Angeles Santa Catalina Island: Upper Middle Canyon on hillside by Edison pump house 371 Comment
  SBBG79234  Castilleja affinis W. A. Wright 1931-2-19 Los Angeles above school, Banning Cyn Comment
  RSA425904  Castilleja affinis Julian P. Donahue 1983-5-30 s.n. Los Angeles Los Padres Natl. Forest [actually Angeles National Forest], Sawmill Mountain. 1189 Comment
  RSA545286  Castilleja affinis D. Propst, M. Hoefs 1973-3-3 s.n. Los Angeles Santa Catalina Island: Upper middle Ranch Canyon south. 305 Comment
  JEPS27408  Castilleja affinis subsp. affinis Peter H. Raven and Henry J. Thompson 1959-4-3 13921 Los Angeles just e Malibu Junction; Santa Monica Mountains 265 Comment
  RSA425901  Castilleja affinis subsp. affinis Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 412 Comment
  SEINET4044467  Castilleja angustifolia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, near Kanan-Dume Road. 198 Comment
  RSA152492  Castilleja applegatei subsp. martinii Rimo Bacigalupi 1953-5-2 4050 Los Angeles Northern edge of Oak Flat Public Camp, Angeles National Forest 854 Comment
  RSA656854  Castilleja applegatei subsp. martinii Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 993 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy and W of junction with Hostetter Mtwy, above Wildwood Canyon. 884 Comment
  JEPS66316  Castilleja applegatei subsp. martinii L. R. Heckard 1971-5-25 2580 Los Angeles ca 3.5 mi below Charlton Flat junction (along Angeles Crest highway); San Gabriel Mts. 1493 Comment
  UCR127214  Castilleja exserta A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26278 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  UCR153320  Castilleja exserta A. C. Sanders, T. B. Salvato 2005-4-26 29738 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  RSA400573  Castilleja foliolosa Grace Shaffer 1915-4-23 s.n. Los Angeles San Fernando Valley. Comment
  CATA500  Castilleja foliolosa Sara L. Crockett 1997-4-2 642 Los Angeles Santa Catalina Island: Third N/S-trending ridge on N side of Skull Canyon; 0.65 mile up Skull Canyon from jct. with Middle Canyon Road; ca. 0.2 mile up ridge 304 Comment
  SBBG20586  Castilleja grisea E. R. Blakley 1963-12-8 6396 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  NY28966  Castilleja grisea P. H. Raven 1962-5-10 17735 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR145161  Castilleja linariifolia June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  POM153323  Castilleja linariifolia Philip A. Munz, I. M. Johnston 1928-9-4 11164 Los Angeles North of Rock Creek, Mohave Desert. 1006 Comment
  UC1375268  Castilleja miniata subsp. miniata Robert F. Thorne 1971-8-25 41255 Los Angeles nw slope Mt. Hawkins (Lily Springs); San Gabriel Mts., Angeles National Forest, Lily Spring Comment
  UCR150590  Castilleja miniata subsp. miniata L. C. Wheeler 1967-9-3 10636 Los Angeles Transverse Ranges; San Gabriel Mtns., Prairie Fork 2317 Comment
  UCR270855  Castilleja miniata var. miniata R. G. Swinney 2011-8-17 15636 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA448780  Castilleja minor subsp. spiralis Robin S. Collins 1973-5-28 325 Los Angeles Angeles National Forest, San Gabriel Mountains: R13W T3N, Trail Canyon 671 Comment
  RSA698746  Castilleja subinclusa subsp. subinclusa LeRoy Gross, Paul Morton 2004-6-10 1378 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  CAS-BOT-BC195571  Catapodium rigidum Peter H. Raven 1962-5-22 17826 Los Angeles Santa Catalina Island: near mouth of Cherry Canyon 60 Comment
  RSA0091546  Caulanthus amplexicaulis R. G. Swinney 2011-6-14 15126 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  SBBG125457  Caulanthus amplexicaulis A. Parikh, N. Gale 2010-6-18 3325 Los Angeles upper Big Tujunga Cyn, 1 km N of St Hwy 2, 0.2 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1270 Comment
  UC1871023  Caulanthus amplexicaulis T. S. Ross, Walter Appleby 1993-5-13 7109 Los Angeles San Gabriel Mountains; Western San Gabriel Mtns: May Canyon Saddle, San Fernando, Alt 3660ft 1115 Comment
  RSA651059  Caulanthus cooperi Marion P. Harthill 1974-4-22 1666 Los Angeles Mojave Comment
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  UCR280757  Caulanthus cooperi R. G. Swinney 2014-4-30 16268 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA495096  Caulanthus coulteri var. coulteri L. F. LaPre s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
  SBBG72135  Caulanthus heterophyllus A. J. McClatchie 1903-3-18 Los Angeles near Pasadena (cf. var. pseudosimulans Buck, nom. illegit.) Comment
  UC1070745  Ceanothus A. Lewis Feb 1934 Los Angeles Pacoima Canyon Angeles National Forest, San Fernando Quad. Comment
  UCD111439  Ceanothus crassifolius Kenneth A. Wilson 1961-2-8 842 Los Angeles Santa Susana Mountains. On Route 99 about 1 mile south of Route 6 intersection. Comment
  SBBG118594  Ceanothus crassifolius var. crassifolius J. Henrickson 2000-4-15 20710 Los Angeles ca. 1 mi SE of Newhall in W part of Whitney Cyn, just NE of jct of San Fernando Rd and St Hwy 14; T3N, R15W, SW/S 6 472 Comment
  CAS-BOT-BC50559  Ceanothus leucodermis G. P. Rixford 1926-5-20 s.n. Los Angeles Monrovia Comment
  CAS-BOT-BC50573  Ceanothus leucodermis L. R. Abrams 1906-7-19 s.n. Los Angeles Mount Wilson Trail 609 Comment
  POM2772  Ceanothus leucodermis B. P. Flinn 1912-6-12 s.n. Los Angeles Claremont. Comment
  RSA724570  Ceanothus leucodermis K. Dobry 1991-4-22 461 Los Angeles West San Gabriel Mts. along Sand Cyn to Whitney Cyn Comment
  UC1211121  Ceanothus leucodermis Huron H. Smith 1912-4-30 4873 Los Angeles Mt. Wilson 1066 Comment
  UCR271153  Ceanothus leucodermis R. G. Swinney 2011-7-8 15475 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak 1256 Comment
  POM96016  Ceanothus leucodermis P. A. Munz 1926-4-4 10000 Los Angeles Bouquet Canyon. 915 Comment
  UCD112279  Ceanothus megacarpus Daryl Koutnik 1978-3-24 159 Los Angeles East side of Decker Rd, south of Carlisle Rd. 365 Comment
  UC440368  Ceanothus megacarpus var. megacarpus Carl Epling 1930-3-8 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  LA43646  Ceanothus oliganthus W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  LA82211  Ceanothus oliganthus O. H. Kappler; 1945-3-26 153 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, Corral Canyon, N slope. 761 Comment
  UCR182672  Ceanothus oliganthus R. G. Swinney 1998-4-13 5957 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA60249  Ceanothus oliganthus E. K. Balls 1950-3-28 14448 Los Angeles La Crescenta, at upper end of town, on highway. Comment
  UC1071161  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-1-5 214 Los Angeles Dry Canyon Calabasas quad. 609 Comment
  UC1071164  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-2-17 289 Los Angeles Pico Canyon Santa Susana quad. 640 Comment
  UC1211124  Ceanothus oliganthus var. oliganthus Huron H. Smith 1912-4-30 4863 Los Angeles Mt. Wilson 1219 Comment
  UCR147711  Ceanothus oliganthus var. oliganthus Valerie Soza, Et al. 2000-6-27 1032 b Los Angeles San Gabriel Mountains, Firebreak above Upper Winter Creek Trail, c. 2 mi NW of Chantry Flat along FSR 2N41.2 N of San Olene Canyon 823 Comment
  UCSB7053  Ceanothus oliganthus var. oliganthus Lloyd, Robert 1959-3-14 Los Angeles 1/2 mile south of dam in San Dimas Canyon. Stream bed west of San Dimas Canyon Road. 365 Comment
  RSA95348  Ceanothus oliganthus var. oliganthus F. W. Peirson 1918-6-30 113 Los Angeles Eaton Canyon, south face of San Gabriel Mts. Fruiting branch from 4400 feet on Mt. Wilson Trail. 1341 Comment
  CAS-BOT-BC63303  Ceanothus spinosus Le Roy Abrams 1899-3-31 291 Los Angeles Santa Monica Mts. Comment
  LA25934  Ceanothus spinosus Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  UC575720  Ceanothus spinosus Lewis S. Rose 1934-12-31 34528 Los Angeles Griffith Park Los Angeles, Griffith Park 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
  CAS-BOT-BC272065  Centaurea melitensis C. W. Tilforth 1969-5-31 197 Los Angeles 1/2 mile east of intersection of Colima Ave. and Punta del Este St. norht of Whittier Comment
  UCR99465  Centaurea repens L. C. Wheeler 1948-6-22 6659 Los Angeles South Coastal Plain, Culver City: at foot of Baldwin Hills beside Jefferson Blvd, 1/2 mi. SW of intersection of Higuera Road. & Jefferson Blvd. Comment
  SBBG31088  Centaurea solstitialis R. F. Thorne 1966-9-14 36624 Los Angeles Middle Ranch, Middle Ranch Cyn 213 Comment
  RSA655774  Centaurea solstitialis LeRoy Gross 2001-1-13 333 Los Angeles Verdugo Mountains: Radio facility on top of main crest, just above were Whiting Woods Mountainway and Verdugo Mountainway connects. 915 Comment
  CAS-BOT-BC279598  Centromadia pungens subsp. pungens Roxana S. Ferris 1918-6-12 893 Los Angeles Between Oban and Lancaster Comment
  CAS-BOT-BC179808  Centrostegia thurberi A. D. E. Elmer 1902-6-1 3679 Los Angeles Acton Comment
  RSA774740  Centrostegia thurberi R. G. Swinney 2009-6-17 11170 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCD98009  Cerastium fontanum subsp. vulgare R. R. Jeffries 1931-9-18 2259 Los Angeles Van Nuys. Comment
  RSA621263  Cerastium glomeratum L. C. Wheeler 1968-4-13 s.n. Los Angeles Ridge south of mouth of Big Dalton Canyon 472 Comment
  RSA748681  Cercocarpus betuloides R. G. Swinney 2008-3-31 8582 Los Angeles Glendora Mountain summit 1003 Comment
  CAS-BOT-BC142129  Cercocarpus betuloides var. betuloides Victor Duran 1933-8-10 3544 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1394 Comment
  LA33472  Cercocarpus betuloides var. betuloides Peter H. Raven; Henry J. Thompson 1959-4-3 13915 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, N-facing side of summit. 838 Comment
  RSA253140  Cercocarpus betuloides var. blancheae Gary D. Wallace 1975-3-23 1415 Los Angeles Santa Catalina Island. Near entrance to Arboretum in upper Avalon Canyon. Comment
  SBBG105501  Cercocarpus traskiae R. Moran 1941-3-5 678 Los Angeles Salta Verde, bottom of arroyo 250 Comment
  CHSC26382  Cestrum purpureum Marilyn Chase 1967-7-7 177 Los Angeles Pasadena, Calif. Inst. of Tech., Earhart Plant Research Lab. Comment
  CAS-BOT-BC279517  Chaenactis artemisiifolia Samuel B. Parish 1887-6-1 1933 Los Angeles Glendale, near Los Angeles Comment
  UC1174387  Chaenactis fremontii Ira L. Wiggins and W. R. Ernst 1958-5-2 230 Los Angeles 1 mi nw of Little Rock Comment
  UCR186978  Chaenactis glabriuscula A. C. Sanders 2006-4-10 31987 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  SBBG65564  Chaenactis glabriuscula var. glabriuscula M. N. Ackley -Jun-1926 279 Los Angeles Montrose 365 Comment
  UCR270527  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-13 12180 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  SBBG119376  Chaenactis stevioides R. F. Thorne, A. C. Gibron, J. P. Simon, D. J. McGillivray 1970-4-17 39497 Los Angeles ca. 3 mi S of St Hwy 138 on Grandview Cyn Rd, ca. 9 mi ESE of Pearblossom 1280 Comment
  UCR281876  Chaenactis stevioides Mitch Provance 2010-5-20 510- 17 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  UCR220252  Chaenactis xantiana R. G. Swinney 2009-4-28 10512 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA585912  Chamaesyce maculata T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: granitic alluvium of slight southwesterly slope on the NW side of Indian Hill Mesa (i.e. The Back 40'). 409 Comment
  RSA591662  Chamaesyce maculata L. C. Wheeler 1966-9-21 8895 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  LA50649  Chamaesyce melanadenia Mary Reynolds; 1937-4-15 114 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC17682  Chamaesyce serpyllifolia Jos. Burtt Davy Los Angeles Pomona Comment
  RSA685711  Cheilanthes covillei Thekla Mohr 1915-1 184 Los Angeles North Fork, San Gabriel River. Comment
  UCR192656  Cheilanthes covillei R. G. Swinney 1999-8-14 7617 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.7 mi. west of junction of Fish Fork Trail on West Dawson Peak Ridge 2134 Comment
  RSA158335  Cheilanthes newberryi Peter H. Raven 1962-4-12 17310 Los Angeles Narrow Canyon south of canyon below Tomb, west side of San Clemente Island 274 Comment
  RSA133435  Chenopodium ambrosioides P. H. Raven, H. J. Thompson 1959-9-6 14386 Los Angeles At mouth of Malibu Creek 12 Comment
  SFV12663  Chenopodium berlandieri M. H. Grayum, D. L. Koutnik 1977-11-25 896 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  RSA522953  Chenopodium botrys T. S. Ross, Orlando Mistretta 1990-10-26 3315 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 853 Comment
  RSA562327  Chenopodium botrys D. Charlton 1992-10-26 s.n. Los Angeles Angeles Forest Hwy, 15 miles south of palmdale, near Mill Creek summit 1371 Comment
  LA105113  Chenopodium californicum Barry A. Prigge; 1988-7-9 8272 Los Angeles Santa Monica Mountains, Calabasas, Calabasas, 900 ft. SEE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 374 Comment
  RSA717419  Chenopodium californicum Gary Kovnat, LeRoy Gross 2003-2-2 7 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail. Comment
  RSA518243  Chenopodium murale A. C. Sanders 1987-12-4 7586 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  UC56058  Chenopodium murale J. H. Barber 1897-5-12 152 Los Angeles Santa Monica Forestry Station Comment
  LA31620  Chenopodium murale Peter H. Raven; 1959-3-15 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  RSA534131  Chenopodium murale T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5065 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  CDA1887  Chloris gayana Garrettson 1933-10-13 45 Los Angeles L.A. County. 0 Comment
  RSA369223  Chlorogalum pomeridianum Louis C. Wheeler 1934-5-14 2583 -B Los Angeles 1 mile NE Puddingstone Dam, San Jose Hills. 351 Comment
  RSA0056356  Chorizanthe brevicornu James R. Shevock 1972-4-30 1628 Los Angeles 3 miles S. of Palmdale, Sierra Highway. 822 Comment
  UCR167546  Chorizanthe spinosa S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  CAS-BOT-BC244657  Chorizanthe staticoides James L. Reveal 1988-5-24 6869 Los Angeles On a 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
  CAS-BOT-BC244803  Chorizanthe staticoides Marcus E. A M Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  LA82470  Chorizanthe staticoides O. H. Kappler; 1940-6-21 54 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA725862  Chorizanthe staticoides R. G. Swinney 1998-5-15 6053 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  UCR270817  Chorizanthe staticoides R. G. Swinney 2011-5-24 14806 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA593592  Chorizanthe xanti var. xanti Steve Boyd, Orlando Mistretta 1996-5-23 8832 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR187125  Chorizanthe xanti var. xanti A. C. Sanders 2006-5-16 32321 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
  UCR228424  Chorizanthe xanti var. xanti Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8053 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  SEINET3146234  Chrysanthemum frutescens G. B. Grant 1905-4-2 176 Los Angeles Pasadena Comment
  UCR145164  Chrysothamnus nauseosus June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  UCR162591  Chrysothamnus nauseosus Anuja Parikh, Nathan Gale 2004-7-12 2084 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 22), ridges south of upper Potrero Canyon 427 Comment
  RSA330801  Chrysothamnus nauseosus subsp. bernardinus Wayne E. Sawyer 1981-8-11 125 Los Angeles San Gabriel Mtns., Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 2.75 mi. from Dawson Saddle. 2241 Comment
  RSA90698  Chrysothamnus nauseosus subsp. bernardinus Raymond J. Dobbs 1924-8-8 5398 Los Angeles near summit of Strawberry Peak 1859 Comment
  POM351994  Chrysothamnus nauseosus subsp. mohavensis Samuel R. Tyson 1943-9-1 s.n. Los Angeles Brown's Flat, San Dimas canyon. 1250 Comment
  SDSU3776  Cirsium occidentale R. M. Beauchamp 1967-3-19 311 Los Angeles Growing in Field, West of Wilson Cove area, San Clemente Island. Comment
  UCR259143  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-28 12378 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  SFV3838  Cirsium vulgare P. H. Raven 1962-7-14 18046 Los Angeles San Gabriel Valley Claremont. Rancho Santa Ana Botanic Garden. 320 Comment
  CAS-BOT-BC438761  Cistanthe monandra Peter H. Raven 1962-4-6 17106 Los Angeles 0.5 miles north of Pearblossom 853 Comment
  UCR46183  Cistus incanus Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns., The Pines picnic area on Rd. N3, north of La Canada-Flintridge 1524 Comment
  RSA247428  Cistus ladanifer Jack Delaini 1974-5-9 197 Los Angeles a few plants scattered along S side of Johnstone Peak Rd. at head of canyon 853 Comment
  LA212433  Clarkia biloba P. R. Brown; May 1970 s.n. Los Angeles upper end of Canon de Lana. Comment
  POM306308  Clarkia bottae Henry J. Ramsey, Henry J. Ramsey 1937-6-6 1388 Los Angeles Kinaloa [Kinneloa] Canyon, Altadena. Comment
  RSA448240  Clarkia bottae Frances Runyan 1973-5-24 66 Los Angeles Agua Dulce Canyon Road, near junction of Lancaster-Palmdale Highway. 610 Comment
  RSA453478  Clarkia bottae Anstruther Davidson 1908-4-1 s.n. Los Angeles Hollywood. Comment
  SFV5496  Clarkia bottae W. A. Kelley Apr 1967 s. n. Los Angeles Santa Monica Mountains Studio City near Laurel Canyon. Comment
  RSA714797  Clarkia cylindrica A. C. Sanders, Mark A. Elvin 2003-6-18 26941 Los Angeles Along crest road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch. 854 Comment
  CAS-BOT-BC172249  Clarkia cylindrica subsp. cylindrica Marcus E. Jones 1927-4-24 s.n. Los Angeles North of Lebec Comment
  RSA453452  Clarkia dudleyana Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon, Wolfskill Canyon. 549 Comment
  RSA642418  Clarkia dudleyana Orlando Mistretta 1995-6-23 1843 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1631 Comment
  SBBG28049  Clarkia dudleyana C. L. Hitchcock 1928-5-11 46 Los Angeles above dam, San Dimas Cyn 1000 Comment
  UC373499  Clarkia dudleyana C. L. Hitchcock 1928-5-19 47 Los Angeles Palmer's Canyon 900 Comment
  UCR136895  Clarkia dudleyana Michael D. Wilcox 2003-6-24 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA609955  Clarkia dudleyana R. S. Woglum 1930-5-10 s.n. Los Angeles Western Transverse Ranges: San Fernando Valley. North Hollywood. Comment
  POM176931  Clarkia unguiculata C. Epling, H. Anderson 1930-5-30 s.n. Los Angeles Mandeville Canyon. Comment
  RSA725106  Claytonia exigua subsp. exigua Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 62 D Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  SFV16100  Claytonia parviflora J. M. Kneitel 1995-4-9 25 Los Angeles San Gabriel Mountains Angeles Forest Highway, 3.5 miles north of junction with Angeles Crest Highway. 915 Comment
  RSA0091516  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-4-20 14427 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  UC1922580  Claytonia parviflora subsp. parviflora Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1151 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 412 Comment
  RSA587106  Claytonia parviflora subsp. utahensis Orlando Mistretta 1995-4-21 1626 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
  UCR190871  Claytonia parviflora subsp. viridis R. G. Swinney 1999-7-5 7524 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA784351  Claytonia perfoliata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 12 Los Angeles road 7N23 turn from road 7N08 Comment
  UCD100738  Claytonia perfoliata Marc Meyer; Mike Alvord, Marc Blain 1993-3-14 9 Los Angeles San Gabriel Mts., Walker Ranch in Placerita Cyn. State Park. 450 Comment
  UCR155378  Claytonia perfoliata A. C. Sanders, T. B. Salvato 2005-5-24 30268 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UC852079  Claytonia perfoliata subsp. mexicana F. R. Fosberg 1931-4-4 S 4486 Los Angeles Cherry Canyon; Santa Catalina Island 30 Comment
  RSA653919  Claytonia perfoliata subsp. perfoliata Valerie L. Soza, Wayne Law, Laura Moore 2000-6-28 1040 Los Angeles San Gabriel Mountains: Northwestern extension of Pine Mountain, 0.1 mile east of junction with Rincon Red Box Road (FS Road 2N24.2) and road to Pine Mountain (FS Road 2N24A) along fire road. 1280 Comment
  RSA658954  Claytonia perfoliata subsp. perfoliata Paul Niepp 1994-4-14 10 Los Angeles Riparian habitat directly west of San Dimas Ranger Station on Sand Dimaas Canyon Road. Comment
  LA32196  Clematis lasiantha Peter H. Raven; Peter H. Raven 1959-4-3 13914 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, N-facing side of summit. 838 Comment
  RSA386219  Clematis lasiantha A. Menke 1955-4-23 s.n. Los Angeles Side canyon of San Francisquito Canyon. Comment
  SBBG17335  Clematis lasiantha K. A. Wilson 1961-2-18 863 Los Angeles Decker Rd 1 mi N of jct of E portion of Mulholland Hwy Comment
  POM97088  Clematis lasiantha Hill, D. D. Keck 1925-4-27 s.n. Los Angeles San Antonio Canyon. Comment
  RSA0051759  Clematis lasiantha Lee Haines 1937-4-17 s.n. Los Angeles Santa Anita Canyon. 548 Comment
  RSA587087  Clematis ligusticifolia Orlando Mistretta, S. D. Boyd 1995-5-23 1719 Los Angeles San Gabriel Mountains. Bare Mountain Canyon. W side tributary drainage NE of Pacifico Mtn. 1738 Comment
  RSA440785  Cleome isomeris Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo Comment
  SBBG128173  Clinopodium douglasii B. E. Carter 2012-8-23 6980 Los Angeles Middle Ranch Cyn, at Pump Station 2 310 Comment
  UCR180573  Collinsia bartsiifolia Scott D. White, Pam Devries 2006-5-10 11432 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  RSA408275  Collinsia heterophylla Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  RSA408341  Collinsia heterophylla M. B. Dunkle 1933-6-17 3599 Los Angeles San Antonio River Canyon. 915 Comment
  RSA606178  Collinsia heterophylla Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  POM7652  Collinsia heterophylla L. R. Abrams 1901-4-3 1229 Los Angeles Santa Monica Mountains. Comment
  UCR149533  Collinsia torreyi R. G. Swinney 1997-6-25 5649 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail, small canyon that is tributary of Sawmill Canyon from the NW, 0.9 mi. SE of Hwy 2 2195 Comment
  RSA330804  Collinsia torreyi var. wrightii Wayen E. Sawyer 1981-6-11 14 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 2.75 miles from Dawson Saddle. 2271 Comment
  RSA641689  Collinsia torreyi var. wrightii Orlando Mistretta 1993-6-2 861 Los Angeles San Gabriel Mountains: Near Vincent Gulch. 2091 Comment
  UCSB33262  Collinsia torreyi var. wrightii Griesel, Wesley 1982-6-6 Los Angeles Dawson Saddle; San Gabriel Mts 2438 Comment
  UCR179620  Colutea arborescens R. G. Swinney 1991-1 1597 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin 335 Comment
  OBI14478  Comarostaphylis diversifolia H. E. McMinn 1935-6-21 3915 Los Angeles O. melveny's place, Stone Canyon Comment
  RSA679306  Comarostaphylis diversifolia subsp. planifolia Mark Elvin, Sarah Crockett 1997-3-17 374 Los Angeles Santa Catalina Island, Cape Canyon. W side of canyon. Comment
  SD86323  Constancea nevinii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3247 Los Angeles San Clemente Island; on cliffs above beach southeast of Wilson Cove. 60 Comment
  RSA754605  Convolvulus arvensis R. F. Thorne 1980-4-27 54149 Los Angeles Santa Catalina Island. From Blackjack Camp into Cape Canyon Comment
  NY643123  Convolvulus arvensis G. T. Hastings 1938-9-10 s.n. Los Angeles Comment
  RSA394789  Convolvulus arvensis M. B. Dunkle 1928-5-13 1947 Los Angeles Middle Ranch Canyon. 198 Comment
  UCR131405  Conyza canadensis Alison Lipman 1998-6-24 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA594664  Conyza canadensis L. C. Wheeler 1967-7-30 10288 Los Angeles San Gabriel Mountains. Trail Canyon, at end of road. Comment
  RSA692076  Conyza coulteri A. C. Sanders, Mark A. Elvin 2002-8-28 25602 Los Angeles NE end of Santa Susana Mts.: Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusment park 360 Comment
  SEINET4676054  Cordylanthus filifolius Keith Dobry 1990-9-22 236 Los Angeles Santa Monica Mountains, Upper Stunt Ranch, Cold Creek Canyon.; 0 Comment
  RSA725087  Coreopsis bigelovii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -6 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  HSC5409  Coreopsis californica C. S. Apperson 1966-4-2 Los Angeles 2.5 mi. S of Moody Springs Comment
  POM356003  Coreopsis californica B. C. Templeton 1931-5-17 1206 Los Angeles Between Palmdale and Lancaster. Mojave Desert. Comment
  POM4868  Coreopsis californica C. F. Baker 1903-4-15 4090 Los Angeles Claremont. Comment
  RSA611832  Coreopsis calliopsidea Steve Boyd, J. Mark Porter, Zel Lederman 1998-4-27 10149 Los Angeles Mojave Desert: Antelope Valley region, north of Lake Los Angeles (aka Lovejoy Lake) in valley between Lovejoy and Saddleback buttes, along 170th Street, just east of Challenger Middle School. 793 Comment
  CAS-BOT-BC105720  Corethrogyne filaginifolia Le Roy Abrams 1902-8-27 2981 Los Angeles Edges of sand dunes, Play del Rey Comment
  JEPS20104  Corethrogyne filaginifolia Peter H. Raven 1957-9-21 11359 Los Angeles 2.5 mi above U.S. 101A (Topanga Canyon); Santa Monica Mountains, Topanga Canyon Comment
  POM11455  Corethrogyne filaginifolia P. A. Munz, R. D. Harwood 1920-8-11 4380 Los Angeles 1 mi. So. of Claremont. 366 Comment
  POM356114  Corethrogyne filaginifolia F. R. Fosberg 1931-8-30 5619 Los Angeles El Segundo. 10 Comment
  RSA0039069  Corethrogyne filaginifolia R. G. Swinney 2009-11-16 11622 Los Angeles 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  RSA0110921  Corethrogyne filaginifolia R. G. Swinney 2011-9-22 15672 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area, north of lodge. 976 Comment
  SFV5521  Corethrogyne filaginifolia W. A. Kelley Sep 1968 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UCR259263  Corethrogyne filaginifolia R. G. Swinney 2010-9-9 13736 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA640897  Corethrogyne filaginifolia var. peirsonii L. C. Wheeler 1967-8-13 10448 Los Angeles San Gabriel Mts.: across Soledad Canyon from second RR tunnel down canyon from Bear Canyon 548 Comment
  UCR219209  Coronopus didymus Lorraine Weller 2010-5-5 050510- 01 Los Angeles Culver City Community Garden, 10860 Culver Blvd., Culver City 18 Comment
  RSA738050  Cotoneaster M. A. Sanatay s.n. Los Angeles San Rafael Hills 213 Comment
  UCR90737  Cotula australis Scott D. White 1996-3-2 3815 Los Angeles Base of San Gabriel Mtns., City of Claremont, Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne. 323 Comment
  SD90433  Crassula connata Robert F. Thorne, M. Z. Thorne 1973-2-12 42464 Los Angeles Santa Catalina Island Blue Cavern Point. 60 Comment
  SFV1573  Crassula connata K. A. Wilson 1961-3-16 1032 Los Angeles Santa Monica Mountains Point Dume. Summit of Birdview and Cliffside Drive. Sandy field. 38 Comment
  SD90380  Crassula connata Robert F. Thorne 1966-4-17 36119 Los Angeles San Clemente Islandp Rocky bottom of Bx Canyon, northwest of Horse Canyon, southwest of Thirst. 245 Comment
  RSA639757  Crassula tillaea L. C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Vogel Flat, Big Tujunga Canyon. 556 Comment
  SEINET13387058 Image available Crassula tillaea R. G. Swinney 2011-1 14075 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  SD123969  Crassula tillaea Robert F. Thorne 1979-4-25 52776 Los Angeles Rancho Santa Ana Botanic Garden, south end of desert garden. Comment
  RSA394751A  Cressa truxillensis Anstruther Davidson 1892-08 s.n. Los Angeles Long Beach Comment
  RSA397732  Crossosoma californicum Reid V. Moran 1941-2-25 611 Los Angeles At Wilson's Harbor [Emerald Bay?], north side of Catalina Island Comment
  SBBG53270  Crossosoma californicum J. Henrickson 1979-1-10 10 Los Angeles Palos Verdes Peninsula in Palos Verdes Estates, NE of school on Forrestal Drive 152 Comment
  RSA598999  Croton californicus L. C. Wheeler 1950-9-23 6790 Los Angeles San Gabriel Mountains. Flat opposite Delta Canyon, Big Tujunga Canyon. Comment
  UCR193633  Croton californicus A. C. Sanders 2008-7-10 35734 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR218007  Croton californicus A. C. Sanders, Dan S. Cooper 2010-8-5 38581 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR138995  Croton setiger L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns., Sand Canyon at the mouth of Reynier Canyon 564 Comment
  SEINET2443025  Crypsis schoenoides R. G. Swinney 2008-9-9 9321 Los Angeles San Gabriel Mtns. Little Rock Creek, 0.2 mi north of Little Rock Reservoir.; 0 960 Comment
  UCR73182  Crypsis schoenoides Scott D. White 1992-10-8 909 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
  UCR193139  Cryptantha R. G. Swinney 1998-7-14 6450 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
Read comments
Dec 6 2018
  OBI26280  Cryptantha Mark Schneider 1973-5-14 27 Los Angeles Tip of shalow island pl Sun Valley, Verdugo Mts 549 Comment
  RSA709627  Cryptantha barbigera LeRoy Gross 2005-4-28 2123 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
  RSA571538  Cryptantha barbigera Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8303 Los Angeles side draw on northeastern side of Mt. Emma, Santiago Canyon drainage 1159 Comment
  SFV13261  Cryptantha circumscissa M. J. Thor 1983-4-16 174 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCD119609  Cryptantha circumscissa Geoffrey Levin 1975-5-17 519 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  CAS-BOT-BC189518  Cryptantha circumscissa var. circumscissa 1906-6-15 6691 Los Angeles Summit, Mount Wilson 1828 Comment
  LA31585  Cryptantha clevelandii Henry J. Thompson; 1959-5-31 2050 Los Angeles Santa Monica Mountains, Decker Road 0.7 mi. S of Ventura-Los Angeles county line 426 Comment
  LA94290  Cryptantha clevelandii W. O. Griesel; 1936-4-25 sn Los Angeles Santa Monica Mountains, Point Dume 365 Comment
  UC729580  Cryptantha clevelandii Carl B. Wolf 1932-5-9 Los Angeles left (e) fork of Pebbly Beach Canyon, at 2nd group of mine workings Santa Catalina Island, Pebbly Beach Canyon 304 Comment
  UC78665  Cryptantha clevelandii T. S. Brandegee May 1889 Los Angeles Santa Catalina Island 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
  SEINET4206986  Cryptantha clevelandii K. Dobry 1992-1 d 1112 Los Angeles South end of Las Virgenes Reservoir at the south end of Lindero Canyon, city of Westlake, Santa Monica Mountains.; 0 Comment
  RSA0040548  Cryptantha corollata Andy C. Sanders, T. B. Salvato 2005-4-26 29743 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
  SBBG63665  Cryptantha corollata R. Hoffmann 1929-4-27 Los Angeles Little Rock Dam 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
  UC64488  Cryptantha echinella H. M. Hall Los Angeles San Antonio Mountains Comment
  CATA1030  Cryptantha intermedia Mark L. Hoefs 1995-5-4 1951 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  RSA191109  Cryptantha intermedia R. F. Thorne, M. Z. Thorne 1967-6-25 37095 Los Angeles Between Cobal and Evey Canyons; 731 Comment
  RSA526514  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-7 4253 b Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA783079  Cryptantha intermedia Pam De Vries 2011-4-20 7778 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  SFV3089  Cryptantha intermedia K. A. Wilson 1961-4-20 1148 Los Angeles San Gabriel Mountains Soledad Canyon. Sandy wash at base of Bee Canyon. 550 Comment
  UC76154  Cryptantha intermedia unknown 1901-4-1 242 Los Angeles Catalina Island Comment
  UCR155112  Cryptantha intermedia A. C. Sanders 2005-5-5 29913 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
  UCR273128  Cryptantha intermedia R. G. Swinney 2011-5-6 14604 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  UC551792  Cryptantha intermedia F. R. Fosberg 1932-5-19 10642 Los Angeles Mouth of San Dimas Canyon 330 Comment
  RSA0075628  Cryptantha intermedia var. johnstonii L. R. Abrams 1901-4-1 1204 Los Angeles Ballona Harbor. Comment
  RSA0076122  Cryptantha intermedia var. johnstonii Louis C. Wheeler 1967-5-8 9330 Los Angeles San Gabriel Mts.: Between Boquet Junction and Bonnelli Ranch. 396 Comment
  RSA647802  Cryptantha microstachys LeRoy Gross, Laura Moore 2000-6-5 221 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  UCR177145  Cryptantha microstachys L. C. Wheeler 1967-5-2 9254 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  UCR258501  Cryptantha muricata R. G. Swinney 2010-3-10 11817 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0079238  Cryptantha muricata var. denticulata T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3772 Los Angeles San Gabriel Mountains. Natural depression SSW of Crystal Lake 1692 Comment
  RSA0079305  Cryptantha muricata var. jonesii E. A. Purer 1935-5-11 6589 Los Angeles Santa Monica Mts. Comment
  RSA0079444  Cryptantha muricata var. muricata A. C. Sanders, Helen Kennedy 2005-4-13 29411 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA0078918  Cryptantha muricata var. muricata L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA0079272  Cryptantha muricata var. muricata Ora M. Clark 1929-3-29 1802 Los Angeles E. Sandberg. Comment
  UCR203205  Cryptantha nevadensis var. rigida R. G. Swinney 2005-5-21 8246 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA709950  Cryptantha oxygona LeRoy Gross 2005-4-28 2161 -c 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
  RSA0058227  Cryptantha pterocarya var. pterocarya Richard G. Swinney 2010-5-19 12815 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
  SBBG63580  Cryptantha similis R. Hoffmann 1929-4-4 Los Angeles Palmdale Comment
  CAS-BOT-BC224475  Cuscuta californica Le Roy Abrams 1902-7-5 1560 Los Angeles Azusa Comment
  RSA482503  Cuscuta californica Richard Noyes, L. Arnseth 1988-4-30 539 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 300 meters east of Thompson Creek Dam. 500 Comment
  SD230211  Cuscuta californica var. californica Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: Ridge at head of South Fork Alder Gulch. 2133 Comment
  RSA596204  Cuscuta ceanothi Lauren Raz, S. D. Boyd 1996-10-23 015 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  UCR190104  Cycladenia humilis R. G. Swinney 1998-9-7 6941 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA602760  Cylindropuntia californica var. parkeri L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon. 232 Comment
  SFV20736  Cylindropuntia californica var. parkeri R. Turmell 1999-5-2 s. n. Los Angeles San Fernando Valley Big Tujunga Wash near Sunland. About 95 m from the end of Westcott Ave. 385 Comment
  RSA235292  Cynodon dactylon M. A. Piehl 62498 Los Angeles Santa Catalina Island: main road above Goat Harbor. Comment
  SBBG131914  Cyperus S. A. Junak 2000-6-29 SCa 1352 Los Angeles just E of Middle Ranch Rd, ca. 1.1 mi from intersection with Airport Rd 289 Comment
  POM184638  Cyperus esculentus L. C. Wheeler 1932-9-19 1397 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  POM186913  Cyperus involucratus L. C. Wheeler 1933-10-7 2170 Los Angeles Live Oak Canyon 686 Comment
  RSA602180  Cyperus involucratus L. C. Wheeler 1946-11-10 6442 -A Los Angeles Rosemead: Rio Hondo at Garvey Avenue. Comment
  RSA365096  Cyperus niger var. capitatus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA365132  Cyperus squarrosus V. V. Giles 1936-7-5 s.n. Los Angeles Crystal Lake Comment
  UCR79374  Cystopteris fragilis Steve Boyd, W. Appleby 1993-4-22 7989 Los Angeles Western San Gabriel Mtns., north of Sylmar & south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Near Los Pinetos Spring, at the head of Los Pinetos Canyon 976 Comment
  RSA622832  Cytisus monspessulanus L. C. Wheeler 1975-4-2 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary. Comment
  POM3171  Datisca glomerata D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  RSA608752  Datura stramonium Louis C. Wheeler 1963-10-4 8401 Los Angeles Los Angeles: Kerckhoff Estate, 734 W. Adams Blvd. Comment
  UCD126626  Datura stramonium Louis C. Wheeler 1973-6-15 s.n. Los Angeles Between San Diego (405) Fwy and Sepulveda Blvd., just east of Alameda St. Comment
  CATA267  Datura wrightii Mark L. Hoefs 1973-5-14 275 Los Angeles Santa Catalina Island: Upper Avalon Canyon 60 Comment
  UCSB5892  Datura wrightii Gill, Robert 1959-11-16 Los Angeles Wash, Pomona College Campus Comment
  CATA966  Daucus pusillus Mark L. Hoefs 1994-5-21 1834 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  SBBG52778  Daucus pusillus M. B. Dunkle 1939-4-6 Los Angeles Mosquito Harbor Comment
  UCR125554  Daucus pusillus A. C. Sanders 2003-5-22 26819 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
  CAS-BOT-BC299272  Deinandra fasciculata Peter H. Raven 1962-7-10 17963 Los Angeles Summit of island above Wilson Cove, San Clemente Island 137 Comment
  UCSB10380  Deinandra fasciculata McElwain, Isabelle 1953-5-16 Los Angeles 18000 Bull Canyon Rd., Granada Hills Comment
  UC166862  Delairea odorata Geo. B. Grant 1905-1-15 1194 Los Angeles Pasadena Comment
  LA200785  Delphinium cardinale Jonathan Sauer; D. Bradbury 1969-7-14 4601 Los Angeles Comment
  RSA612066  Delphinium cardinale Valerie L. Soza 1998-4-26 77 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  CAS-BOT-BC9126  Delphinium cardinale Muriel F. Wheeler 1938-7-23 952 Los Angeles San Dimas Canyon Wash, 0.5 mile northeast of San Dimas County Park Comment
  PASA2552  Delphinium parishii Florence Brubaker Los Angeles Mint Canyon Comment
  SJSU2501  Delphinium parishii H. L. Buckalew 1962-4-18 Los Angeles Mojave Desert between Vincent & Little Rock Comment
  UCR228421  Delphinium parishii Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8051 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  POM148  Delphinium parryi J. F. Illingworth 1898-06 s.n. Los Angeles Claremont. 366 Comment
  UC854180  Delphinium parryi Ira W. Clokey, B. Templeton May 1929 4555 Los Angeles ridge Santa Monica Mountains, Mandeville Canyon 500 Comment
  UCR65264  Delphinium parryi F. R. Fosberg 1932-5-5 08120 Los Angeles Santa Catalina Island, Canyon above Villa Park. Avalon 50 Comment
  RSA398728  Delphinium parryi Geo. L. Moxley 1913-6-15 s.n. Los Angeles Poppy Peak, Annandale. Comment
Read comments
Nov 12 2009
  LA52169  Delphinium patens subsp. hepaticoideum Martha Hilend; 1928-4-18 194 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0030026  Delphinium patens subsp. montanum Steve Boyd, Lauren Raz 1997-5-20 9798 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA0102445  Delphinium patens subsp. montanum R. G. Swinney 2009-6-2 11017 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA152145  Delphinium patens subsp. montanum Wesley O. Griesel 1962-5-12 s.n. Los Angeles Charlton Flats to Chilao Camp, San Gabriel Mts 1524 Comment
  UCR185166  Delphinium patens subsp. montanum Naomi Fraga, Sarah M. Siedschlag 2006-5-17 1678 Los Angeles San Gabriel Mountains, Indian Canyon Road, 4N37 Comment
  CAS-BOT-BC82908  Dendromecon rigida C. F. Baker 1904-4-4 4150 Los Angeles Claremont. Comment
  POM308284  Dendromecon rigida Henry J. Ramsey 1937-3-27 3099 Los Angeles Big Tujunga Wash Comment
  UCSB2133  Dendromecon rigida Philbrick, Ralph 1954-4-15 Los Angeles On south slope of a wash in Claremont, San Gabriel Mts. 365 Comment
  CAS-BOT-BC192748  Deschampsia danthonioides I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough Comment
  RSA778713  Deschampsia danthonioides R. G. Swinney 2009-6-8 11111 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  LA51494  Descurainia pinnata O. H. Kappler; 1944-3-26 556 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SD197725  Descurainia pinnata R. G. Swinney 2008-5-2 8739 Los Angeles San Gabriel Mountains; Big Rock Creek at Paradise Springs, on cmapground property. 1000 Comment
  SD253416  Descurainia pinnata R. G. Swinney 2011-5-19 14762 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), SSE of jct. of Colby Ranch Road and FS Rd 3N19,upper Big Tujunga Canyon , between Colby Ranch Road and Coldwater Canyon stream, below abandoned Milley's Apple Orchard (Chilao Flat 7.5'Q) 911 Comment
  UCR270481  Descurainia pinnata R. G. Swinney 2011-5-12 14674 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA651830  Descurainia pinnata D. A. Reynolds 1953-3-10 s.n. Los Angeles North bank of wash near Arrow Hwy. & Grand, San Dimas. Comment
  RSA696063  Descurainia pinnata Keith E. Hoffmaster 1927-3-6 s.n. Los Angeles Near Buena park, near Rivera. Comment
  RSA0091144  Descurainia pinnata subsp. glabra R. G. Swinney 2011-5-24 14832 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  RSA0119669  Descurainia pinnata subsp. glabra R. G. Swinney 2014-4-30 16264 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA599280  Descurainia pinnata subsp. glabra Steve Boyd, Lauren Raz 1997-3-31 9416 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
  POM369416  Descurainia pinnata subsp. menziesii Dr H. de Forest 1929-3-21 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA757207  Descurainia sophia Orlando Mistretta, Christine Mistretta 2008-4-3 2291 Los Angeles Liebre Mountains region: near the intersection of Southern California Edison Transmission Line and Peaceful Valley Road, North of intersection of transmission Line and State Hwy 14, in the vicinity of Soledad Pass (Segment 5, structure 60 per TRTP survey; 2008). 1083 Comment
  CAS-BOT-BC402274  Dicentra chrysantha Herman Knoche 1919-6-12 Series A, No. 798 Los Angeles Glendora Comment
  RSA670713  Dicentra ochroleuca Bonnie C. Templeton 1955-5-12 7727 Los Angeles Along Mulholland Drive, Santa Monica Mountains. Comment
  UC1348968  Dichelostemma capitatum Robert F. Thorne 1966-4-4 35775 Los Angeles ne of Isthmus Cove; Santa Catalina Island, Blue Cavern Point 30 Comment
  SEINET12053837  Dichelostemma capitatum J. F. Bright, Wyman, C. 1931-1 5287 Los Angeles Antelope Valley Comment
  RSA213428  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1939-4-2 7208 Los Angeles San Clemente Island, southeast point. Comment
  UCR252768  Dimorphotheca sinuata R. G. Swinney 2010-3-10 11806 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  OBI9422  Diplacus brevipes Robert B. Goodrich 1962-3-26 s.n. Los Angeles Switzer's Inlet 914 Comment
  CAS-BOT-BC150846  Diplacus puniceus Carl B. Wolf 1932-5-10 3510 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard 121 Comment
  SEINET10897327  Distichlis spicata var. stolonifera LeRoy R. Abrams 1902-6-9 Abrams 2499 Los Angeles In salt marshes, Playa del Rey. Comment
  SEINET270804 Image available Dodecatheon clevelandii Richard J. Shaw 1958-1-7 1083 Los Angeles San Antonio Canyon; 3.5 miles north of Claremont. 366 Comment
  SBBG95470  Dodecatheon clevelandii subsp. insulare M. B. Dunkle 1929-3-3 2054 Los Angeles Hamilton Beach Comment
  RSA592772  Dodecatheon clevelandii var. clevelandii Steve Boyd, Mike Wall 1996-4-4 8541 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 0.4 road miles south of jtn with 5N30, south of Red Mountain. 701 Comment
  CAS-BOT-BC129963  Dodecatheon redolens H. J. Thompson 1953-6-12 1560 Los Angeles Below Little Jimmy Springs, N slope of Mt. Islip, N of Crystal Lake, San Gabriel Mts. 2133 Comment
  UCR272862  Draba corrugata R. G. Swinney 2011-8-5 15614 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  UC859903  Drymocallis glandulosa I. M. Johnston 1918-4-28 1894 Los Angeles Trumbull Canyon Puente Hills, Trumbull Canyon (Southern California) 365 Comment
  CAS-BOT-BC157709  Drymocallis glandulosa var. glandulosa I. M. Johnston 1918-4-28 1894 Los Angeles Turnbull [Canon] Canyon, Puente Hills 365 Comment
  LA200094  Dryopteris arguta Lawrence L. Kiefer; 1966-5-14 2026 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  LA94254  Dryopteris arguta A. M. Johnson; 1927-11-11 44 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA479507  Dryopteris arguta Steve Boyd, Thomas Elias 1987-4-14 2052 Los Angeles Rincon-Red Box Road. S of Rincon Forest Station, N of Glendora. Comment
  RSA654360  Dryopteris arguta Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 989 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough Canyon, NE side of peak ''2646''. 762 Comment
  SBBG13146  Dryopteris arguta E. R. Blakley 1962-10-6 5469 Los Angeles Pebbly Beach Cyn 91 Comment
  CAS-BOT-BC67903  Dryopteris arguta M. N. Ackley 1936-2-1 s.n. Los Angeles Malibu Hills Comment
  CAS-BOT-BC67939  Dryopteris arguta Tim Ross; Orlando Mistretta 1993-5-27 7337 Los Angeles W end of San Gabriel Mtns: Wilson Canyon, San Fernando 7.5' USGS quadrangle. 621 Comment
  POM18217  Dryopteris arguta P. A. Munz 1923-4-10 6706 Los Angeles San Clemente Island: canyon-wall, south of eLemon Tank'; east coast Comment
  SFV18438  Dudleya cymosa anon. 1976-7-2 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. East section. Comment
  LA90336  Dudleya cymosa subsp. ovatifolia Peter H. Raven; Henry J. Thompson 1960-7-17 15555 A Los Angeles Santa Monica Mountains, Malibu Creek, along Malibu Creek canyon about 2 mi. above ocean 91 Comment
  CAS-BOT-BC411387  Dudleya lanceolata Alice Eastwood 1919-7-4 9287 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC411390  Dudleya lanceolata A. C. Sanders; D. Malueg 1998-6-22 22020 Los Angeles San Gabriel Mtns.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln. and along trail to the NE 548 Comment
  RSA0049486  Dudleya lanceolata Richard G. Swinney 2010-5-7 12614 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy, overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  RSA635032  Dudleya lanceolata Valerie L. Soza, Kent Hughes 1999-6-17 543 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UC933218  Dudleya palmeri Reid Moran 1944-6-5 1889 Los Angeles 0.9 mi from coast hwy (Arroyo Sesquit, cliffs near mouth); Sierra Santa Monica, Sisquis topo sheet 100 Comment
  UC933239  Dudleya pulverulenta subsp. pulverulenta Reid Moran 1941-5-23 871 Los Angeles Topanga Canyon Sierra Santa Monica 91 Comment
  SD135105  Dudleya sproulii Paul H. Thomson Unknown Los Angeles Santa Catalina Island Comment
  RSA188921  Dudleya virens subsp. insularis R. F. Thorne 1965-6-23 34930 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 274 Comment
  RSA582040  Echinochloa colona L. C. Wheeler 1931-9-11 137 Los Angeles 2 miles NE La Verne. 381 Comment
  RSA782993  Echinocystis macrocarpa Ingrid Olmsted 1959-2-23 s/n Los Angeles Blanchard Park near Claremont on Pomona College campus 366 Comment
  UCD149885  Ehrendorferia chrysantha R. Allemand; William Anderson 1965-8-24 s.n. Los Angeles Los Padres National Forest. Hwy. N4, near Big Pines. Comment
  UCR143934  Ehrharta erecta A. C. Sanders, Lee Jones 2004-11-7 29023 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  RSA365426  Eleocharis palustris Robert Gustafson 1981-5-15 2219 Los Angeles Ballona Wetlands, Area 2 Comment
  UCR126358  Eleusine indica A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27132 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR150358A  Eleusine indica Scott D. White 2003-10-14 9835 Los Angeles San Gabriel Mtns, foothills above Sierra Madre. Los Angeles Dept. of Public Works "Sierra Madre Villa' Debris Basin 335 Comment
  CAS-BOT-BC208517  Elymus A. D. E. Elmer 1902-6-1 3750 Los Angeles Acton Comment
  UCR177769  Elymus condensatus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 399 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  CAS-BOT-BC227498  Elymus elymoides A. D. E. Elmer 1902-6-1 4166 Los Angeles Acton, Mt. Gleason Comment
  RSA188520  Elymus elymoides subsp. elymoides R. F. Thorne, John Olmstead 1965-8-26 35378 Los Angeles San Gabriel Mountians: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  SEINET954732  Elymus glaucus A. C. Sanders 2003-1 26249 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  CAS-BOT-BC206764  Elymus glaucus subsp. glaucus I. M. Johnston 1917-5-6 1017 Los Angeles Mouth of San Antonio Canyon, San Antonio Mountains 609 Comment
  RSA578135  Elymus glaucus subsp. glaucus Timothy S. Ross, Walter Appleby 1993-5-13 7132 Los Angeles Western San Gabriel Mountains: off the E ridge between Whitney Canyon and Los Pinetos Spring, NE side of 3151 ridgetop knoll, above margin of tributary draining NE to Los Pinetos Canyon. 878 Comment
  POM305408  Emmenanthe penduliflora Henry J. Ramsey, Henry J. Ramsey 1937-5-16 692 Los Angeles Altadena, North Craig Avenue. 396 Comment
  RSA0057919  Emmenanthe penduliflora Richard G. Swinney 2010-4-15 12216 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA0069713  Encelia californica Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 4 Los Angeles Santa Catalina Island. Deer Valley Trail. 4 Comment
  SEINET11859821  Encelia californica J. F. Bright, Wyman, C. 1931-5-22 5475 Los Angeles near Pasadena Comment
  OBI70283  Encelia farinosa Louis C. Wheeler 1973-5-16 s.n. Los Angeles San Gabriel Mtns: Mouth of Van Tassel Cyn Comment
  POM1000  Ephedra nevadensis Marjorie Shaw, Edna Spaulding, C. L Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  RSA595468  Ephedra viridis L. C. Wheeler 1967-5-12 9488 Los Angeles San Gabriel Mountains. Summit 4183. 1250 Comment
  UCD133256  Ephedra viridis Stephen Mason 1995-5-14 65 Los Angeles Vallyermo, Big Rock Creek Rd., just past Sycamore Flat Campground, northern edge of Transverse Range. 1066 Comment
  RSA72111  Epilobium brachycarpum F. W. Peirson 1920-9-5 124 Los Angeles Toll Road to Mt. Wilson. 915 Comment
  RSA0036693  Epilobium brevistylum Robert F. Thorne, M. Z. Thorne 1969-7-9 38583 Los Angeles San Gabriel Mountains, Angeles National Forest: upper part of large, wet sloping meadow at Big Pines 2073 Comment
  POM158228  Epilobium canum subsp. canum P. A. Munz, I. M. Johnston 1928-9-4 11142 Los Angeles Bouquet Canyon. 762 Comment
  POM265816  Epilobium canum subsp. canum J. C. Roos 1941-10-11 866 Los Angeles Mandeville Canyon, Santa Monica Mountains. Comment
  RSA588386  Epilobium canum subsp. canum Thekla Mohr 2750 Los Angeles Sierra Madre. Comment
  UC56486  Epilobium canum subsp. canum Ernest Braunton Oct. 1902 727 Los Angeles Oak Knoll Comment
  CAS-BOT-BC5267  Epilobium canum subsp. latifolium George Loucks Moxley 1915-7-21 412 Los Angeles Ridge near Burley Flats. San Gabriel Mts. 1524 Comment
  RSA311280  Epilobium ciliatum subsp. ciliatum Robert F. Thorne 1969-7-2 38295 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  SEINET6637204 Image available Epilobium ciliatum subsp. ciliatum Joseph Andorfer Ewan, A. N. Dunn 1933-1 7820 Los Angeles San Gabriel Mountains; Colby's Ranch; Coldwater Canyon 1143 Comment
  POM247923  Epilobium ciliatum subsp. glandulosum Joseph A. Ewan 1936-8-8 9991 Los Angeles Swartout Valley. 1905 Comment
  RSA646953  Epilobium glaberrimum subsp. glaberrimum Orlando Mistretta 1993-7-6 926 Los Angeles Buckhorn Canyon, near exit to Buckhorn Canyon Campground. Comment
  RSA381691  Epipactis gigantea George Henry Grinnell 1925-5-29 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA381694  Epipactis gigantea George Henry Grinnell 1931-5-9 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA381704  Epipactis gigantea Anstruther Davidson 1893-6-12 1917 Los Angeles Switzer's Trail Comment
  RSA381701  Epipactis gigantea J. R. Bruff 1936-5-11 s.n. Los Angeles Malibu Hills. Comment
  SD81618  Equisetum hyemale subsp. affine J. Ewan 1931-10-24 Los Angeles Santa Monica Mountains, La Sierra Canyon above Seminole Hot Springs Comment
  POM281824  Equisetum laevigatum S. F. Blake 1910-9-7 963 Los Angeles Near Pasadena Comment
  SEINET6031526  Equisetum laevigatum L. Wheeler 1933-10-20 2175 Los Angeles San Gabriel River 76 Comment
  SDSU1099  Eragrostis cilianensis F. Youngberg Los Angeles Orange Orchard near Claremont Comment
  POM267972  Eragrostis mexicana subsp. virescens E. Johnson 1944-7-25 s.n. Los Angeles Pomona Comment
  RSA609012  Eremocarpus setiger L. C. Wheeler 1931-1 s.n. Los Angeles San Dimas: Puddingstone. Comment
  UC450962  Eremocarpus setiger F. A. MacF. June 1931 2959 Los Angeles Tuna Canyon Verdugo Hills Comment
  SBBG44594  Eremothera boothii subsp. decorticans Leota Davidson 1966-3-19 302 Los Angeles Tick Cyn off Soledad Cyn Comment
  SBBG60429  Eremothera boothii subsp. decorticans R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) [near Sandberg's] Comment
  RSA0105908  Eriastrum densifolium subsp. austromontanum K. C. Zakar 1969-07 s.n. Los Angeles San Francisquito Canyon, Saugus. 305 Comment
  UCD150803  Eriastrum pluriflorum C. C. Crampton 1941-1 s.n. Los Angeles California, Los Angeles County, Gorman. Elevation estimated with Google Earth. 1158 Comment
  RSA0121165  Eriastrum pluriflorum subsp. sherman-hoytiae P. A. Munz, T. Craig 1933-5-13 12952 Los Angeles Desert 16 miles east of Lancaster. Comment
  UCD118320  Eriastrum sapphirinum Louis C. Wheeler 1933-9-26 2135 Los Angeles San Gabriel Canyon, San Gabriel Mountains. 335 Comment
  RSA0122857  Eriastrum sapphirinum subsp. brevibracteatum Scott D. White, Jennifer H. Jones 2005-6-23 11147 Los Angeles San Gabriel Mountains: Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon. 976 Comment
  UCSB28949  Eriastrum sapphirinum subsp. dasyanthum Patterson, R. 1976-5-21 Los Angeles Halsey Canyon Road, ca. 2 mi. NW of junction with Del Valle Road 400 Comment
  UC1293711  Ericameria cooperi var. cooperi P. C. Everett and E. K. Balls 1959-5-22 23803 Los Angeles 13.6 mi se of Elizabeth Lake (dry sandy slope) 548 Comment
  RSA589072  Ericameria cuneata var. cuneata Orlando Mistretta 1994-6-6 1337 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  RSA93254  Ericameria cuneata var. cuneata F. W. Peirson 1918-10-10 222 Los Angeles Falls in Rubio Canyon 762 Comment
  SBBG8343  Ericameria linearifolia R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  UCR259649  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-7 13676 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
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Oct 12 2018
  RSA503358  Ericameria nauseosa var. hololeuca S. J. Myers 1988-10-13 s.n. Los Angeles East Lancaster, at & near Little Rock Wash, between 40th St. E and 70th St. E, and between Ave. L and Ave. J. 732 Comment
  UC203110  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-28 10589 Los Angeles by High School; Lancaster 716 Comment
  CAS-BOT-BC299509  Ericameria palmeri var. pachylepis J. Q. Adams 1905-10-1 s.n. Los Angeles Soldiers Home Comment
  JEPS30501  Ericameria palmeri var. pachylepis Peter H. Raven and Henry J. Thompson 1959-10-31 14720 Los Angeles n of Wells Avenue Vanalden Avenue; Santa Monica Mountains, Tarzana 304 Comment
  SFV21465  Ericameria parishii L. Gross 2001-9-1 446 Los Angeles Verdugo Mountains North side of mountains. Along Hostetter Mountain Way. Steep, old, bulldozed ridge line that runs east off of Hostetter. 610 Comment
  UC134191  Ericameria pinifolia C. F. Baker 1903-10-1 4076 Los Angeles Claremont Comment
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Jan 16 2013
  SBBG62766  Ericameria teretifolia R. Hoffmann 1928-11-10 Los Angeles Little Rock Dam 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
  SD69733  Erigeron bonariensis Robert F. Thorne 1966-4-28 36187 Los Angeles Santa Catalina Island; Avalon, at SCI Co. parking lot. 14 Comment
  UCR273203  Erigeron canadensis R. G. Swinney 2011-10-25 15887 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  CAS-BOT-BC296170  Erigeron foliosus var. foliosus J. Grinnell 1903-6-27 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  POM156526  Erigeron foliosus var. foliosus L. R. Abrams 1902-7-3 2644 Los Angeles San Gabriel Mountains. Comment
  CHSC3729  Eriodictyon Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  CHSC14154  Eriodictyon crassifolium L. M. Mayer 1974-4-5 121 Los Angeles On Big Tujunga Canyon Rd. ca 1/2 mi ne of its junction with Mt. Gleason Blvd. Comment
  RSA624575  Eriodictyon crassifolium var. crassifolium Louis C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 595 Comment
  POM401525A  Eriodictyon crassifolium var. nigrescens Frances L. Cramer 1934-3-15 s.n. Los Angeles Santa Susana Pass. Comment
  RSA0091348  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-5-12 14706 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Cyn. 1195 Comment
  RSA660890  Eriodictyon crassifolium var. nigrescens Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 3 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UCR147714  Eriodictyon crassifolium var. nigrescens Steve Boyd, Amber Maurice 2004-5-18 11317 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  RSA305368  Eriodictyon traskiae D. C. Michener, John Dourley, B. Haner, Mark Hoefs 1983-6-7 4301 Los Angeles Santa Catalina Island. 0.4 miles from jct with main road to Whites Landing. 396 Comment
  RSA455104  Eriodictyon traskiae F. R. Fosberg 1931-5-6 4790 Los Angeles Cape Canyon, Santa Catalina Island. 250 Comment
  UCR143192  Eriodictyon traskiae subsp. traskiae E. R. Blakley 1962-10-5 5430 Los Angeles Channel Islands, Santa Catalina Island, northeast side of Black Jack Mtn at junction of Island Road and Whites Landing Road 381 Comment
  CHSC24578  Eriodictyon trichocalyx T. P. Spira 1976-7-12 Los Angeles Chilao Campground off of Angeles Crest Hwy (2). 1371 Comment
  RSA747375  Eriodictyon trichocalyx R. G. Swinney 2008-6-10 9015 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  RSA455082  Eriodictyon trichocalyx var. trichocalyx Mildred E. Mathias 1931-6-23 S 5103 Los Angeles San Antonio Falls, Mt. San Antonio Comment
  RSA640288  Eriogonum angulosum Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  UCR127670  Eriogonum angulosum Mark A. Elvin, Kim Marsden 2003-8-8 2970 B Los Angeles Santa Clarita Valley, Newhall Ranch, SW face of Potrero Mesa 305 Comment
  PASA1464  Eriogonum baileyi Margaret Stason 1926-5-30 Los Angeles Mohave Desert Comment
  UCR172447  Eriogonum baileyi var. baileyi Anuja Parikh, Nathan Gale 2005-7-7 2128 Los Angeles Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44 290 Comment
  SBBG61870  Eriogonum brachyanthum R. Hoffmann 1927-7-16 Los Angeles near Chandler's, Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC244063  Eriogonum brachyanthum Oliver 1916-1-1 s.n. Los Angeles Antelope Valley Comment
  CAS-BOT-BC241981  Eriogonum cinereum G. B. Grant 1902-7-2 s.n. Los Angeles Santa Monica Comment
  HSC79864  Eriogonum cinereum James Henrickson 1973-6-23 10942 Los Angeles Along Rambala Pacific Rd., 0.25 mi. N of Pacific Coast Hwy. at Malibu, lower slopes of Santa Monica Mtns. 91 Comment
  RSA587214  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 1995-5-2 1667 Los Angeles Carr Canyon. 1098 Comment
  RSA725095  Eriogonum cithariforme var. agninum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -87 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  UC1348956  Eriogonum clavatum J. Massey and J. Henrickson 1966-4-9 1177 Los Angeles 1 mi sw Piute Butte; Mojave Desert Comment
  RSA0021019  Eriogonum davidsonii Duncan S. Bell, Caitlin Elam 2013-7-11 5366 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  RSA601334  Eriogonum davidsonii Steve Boyd, Lauren Raz 1997-6-17 9960 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  RSA782511  Eriogonum davidsonii Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 2 Los Angeles Angeles National Forest: Sawmill Mountain. Road 7N08 turn from Co Hwy N2, first major dirt road crossing. Comment
  SBBG125874  Eriogonum davidsonii A. Parikh, N. Gale 2010-6-10 1087 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.5 km NW of State Hwy 14; E Liebre Mtns 1087 Comment
  SBBG64080  Eriogonum davidsonii R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR137723  Eriogonum davidsonii L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Divide between Punchbowl Canyon and Watkins Creek, at end of the road and beginning of Burkhart Trail 1585 Comment
  UCR270258  Eriogonum davidsonii R. G. Swinney 2011-7-7 15438 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  CAS-BOT-BC242751  Eriogonum davidsonii James L. Reveal; C. Rose Broome 1987-6-25 6570 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at milepost 47.3, 10.4 miles south of Cloudburst Summit and 0.4 mile south of Charlton Flat Campground 1615 Comment
  RSA491736  Eriogonum davidsonii James L. Reveal, R. Broome 1987-6-26 6579 Los Angeles San Gabriel Mountains: along the Angeles Crest Highway (California Highway 2) a Blue Ridge Summit, 2 miles west of Big Pines 2248 Comment
  LA98865  Eriogonum fasciculatum E. R. Hobbs; 1979-6-25 79 89 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  SDSU6563  Eriogonum fasciculatum R. M. Beauchamp 1966-8-10 64 Los Angeles Across from 722 N Topanga Cyn. Blvd. , Topanga Canyon. Comment
  RSA0073370  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-3-16 11946 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  CAS-BOT-BC253202  Eriogonum fasciculatum var. fasciculatum Timothy S. Ross; Steve Boyd 1994-5-25 7937 Los Angeles Hanging basin ca 470-830 m W of Warm Springs Mtn. summit, These collections from ca 600-800 m WSW of summit, Nectie Basin, Liebre Mountains 1075 Comment
  LA52254  Eriogonum fasciculatum var. fasciculatum Tom O'Donnell; 1953-4-30 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  CAS-BOT-BC253269  Eriogonum fasciculatum var. foliolosum A. C. Sanders 2003-3-14 25750 Los Angeles 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, San Gabriel Valley 559 Comment
  HSC12475  Eriogonum fasciculatum var. foliolosum Wendell Wood 1970-6-20 14 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  RSA607816  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  UCSB1419  Eriogonum fasciculatum var. foliolosum Haller, Norman 1953-3-29 Los Angeles 100 yards down dirt road approx. 1 mile West of Sepulveda on Mulholland, Santa Monica Mts. Comment
  UCSB10619  Eriogonum fasciculatum var. polifolium Gill, Robert 1959-2-25 Los Angeles San Gabriel Mtn Range; about 50 ft from stream in lower San Dimas Cyn 365 Comment
  UCSB7076  Eriogonum fasciculatum var. polifolium Lloyd, Robert 1959-2-22 Los Angeles 1/2 mile below dam in San Dimas Canyon; Stream bed on west side of San Dimas Canyon Road; Mt. Range San Gabriel 365 Comment
  SEINET5329419  Eriogonum fasciculatum var. polifolium H. A. Jensen 1933-1 s.n. Los Angeles Forest Angeles (CAL); Texas Canon 518 Comment
  RSA65079  Eriogonum giganteum var. formosum F. W. Peirson 1923-4-10 3450 Los Angeles 5 mi. SE of Wilson Cove. Canyon about 5 mi. southeast of Eagle Ranch, San Clemente Island. Comment
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May 16 2008
  CATA281  Eriogonum giganteum var. giganteum Mark L. Hoefs 1973-5-21 295 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  SBBG31140  Eriogonum giganteum var. giganteum R. F. Thorne 1966-9-16 36724 Los Angeles Lookout Pt, SE of Pebbly Beach 45 Comment
  CAS-BOT-BC253448  Eriogonum gracile Carl B. Wolf 1932-9-15 4083 Los Angeles 9 1/2 mi. above Saugus, opposite Glenwood's Cafe on Highway, Mint Canyon 457 Comment
  UCR19589  Eriogonum gracile G. R. Johnstone 1930-10-19 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, Rosemead, in the dry bed of the Rio Hondo River 152 Comment
  UCR45205  Eriogonum gracile A. C. Sanders 1986-7-30 6818 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
  RSA681846  Eriogonum gracile var. gracile Scott D. White, Michael Honer 2003-6-11 9538 Los Angeles Liebre Mountains: Tapia Canyon. About 2 air miles east of Interstate 5 jtn. at 'Old Ridge Rt.' 396 Comment
  CAS-BOT-BC261174  Eriogonum heermannii var. heermannii Dr. A. Davidson 1893-7-1 s.n. Los Angeles Rock Creek, Mojave Desert Comment
  CAS-BOT-BC261221  Eriogonum hirtiflorum Joseph Andorfer Ewan 1932-2-4 7366 Los Angeles 1/4 mi. above North Fork Campground on North Fork Tujunga Creek, San Gabriel Mts. 914 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
  SBBG61818  Eriogonum maculatum R. Hoffmann 1925-5-16 Los Angeles Palmdale Comment
  RSA782015  Eriogonum microtheca Elizabeth A. Kempton, Eric Paul 2006-9-10 443 Los Angeles Along Hwy. 2, at turnout 2041 Comment
  RSA572345  Eriogonum microtheca var. corymbosoides R. T. Hawke 1994-9-11 73 Los Angeles Upper Fork of Little Rock Creek ( near Hwy 2). Comment
  RSA782514  Eriogonum nudum Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 7 Los Angeles road 7N23 turn from road 7N08 Comment
  UCD170254  Eriogonum nudum var. pauciflorum R. G. Swinney 2009-6-24 11246 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain. 1988 Comment
  RSA249472  Eriogonum parvifolium var. parvifolium John F. Emmel 1972-9-4 410 Los Angeles At intersection of Whiting St. and Binder Place, Ele Segundo. 30 Comment
  SBBG120  Eriogonum plumatella R. Hoffmann 1927-8-31 Los Angeles Acton to Palmdale Comment
  RSA746949  Eriogonum pusillum R. G. Swinney 2008-5-2 8724 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  SBBG65222  Eriogonum pusillum R. Hoffmann 1928-7-7 Los Angeles between Lang and Acton Comment
  RSA636141  Eriogonum pusillum Robert F. Thorne 1974-4-9 44704 Los Angeles Bob's Gap in Holocomb Ridge. 1220 Comment
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Feb 7 2008
  RSA64586  Eriogonum pusillum F. W. Peirson 1923-5-27 4203 Los Angeles Pallett Creek, north slope of San Gabriel Mountains 1098 Comment
  CAS-BOT-BC253057  Eriogonum roseum Timothy S. Ross; Steve Boyd 1994-9-21 8281 Los Angeles Vicinity of West Summit, construed as knoll ca 85 m S of intersection of sections 3,4,9,10, , Liebre Mountains 1708 Comment
  SBBG64256  Eriogonum roseum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  SD98903  Eriogonum roseum Darley F. Howe 1976-8-3 4916 Los Angeles Mulholland Highway at Kanan Road 548 Comment
  SD22464  Eriogonum spergulinum var. reddingianum Susan G. Stokes 1910-8-29 Los Angeles Old Baldy Comment
  RSA65986  Eriogonum umbellatum var. minus F. W. Peirson 1920-9-12 21 Los Angeles Summit of 'Baldy' (Mt. San Antonio) 3049 Comment
  RSA529202  Eriogonum umbellatum var. munzii Tim S. Ross, S. D. Boyd 1991-7-24 5603 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1927 Comment
  UC311824  Eriogonum umbellatum var. subaridum P. A. Munz 1921-6-18 4563 Los Angeles Head of Sheep Creek, desert slope of San Antonio Mtns. San Antonio Mtns., Sheep Creek 1524 Comment
  LA32285  Eriogonum wrightii var. membranaceum Peter H. Raven; Henry J. Thompson 1958-10-11 13763 Los Angeles 746 Comment
  CAS-BOT-BC297968  Eriophyllum confertiflorum Barbara T. Keller 1974-5-23 1419 Los Angeles At the foot of Lodi Canyon in the San Gabriel Mts about 25 miles W of Claremont 396 Comment
  POM357926  Eriophyllum confertiflorum L. C. Wheeler 1931-11-20 366 Los Angeles 2 miles N of Claremont. 412 Comment
  LA203576  Eriophyllum confertiflorum var. confertiflorum F. R. Fosberg; 1932-5-5 8104 Los Angeles Santa Catalina Island, Hill n. Avalon 40.0 Comment
  RSA584138  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2980 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
  RSA611604  Eriophyllum confertiflorum var. confertiflorum L. C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge, at head of Brainard Canyon. 1402 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
  UCR204201  Eriophyllum nevinii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 147 Los Angeles Channel Islands, San Clemente Island 30 Comment
  RSA190995  Eriophyllum pringlei R. F. Thorne 1963-5-15 31682 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  SEINET7047923  Eriophyllum pringlei Steven R. Hill, Kate Kramer 2001-4-22 33373 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  SD112730  Eriophyllum wallacei Darley F. Howe 1947-5-4 Los Angeles Near Vincent, western Mojave Desert. Comment
  SBBG131909  Erodium botrys S. A. Junak 2000-6-30 SCa 1354 Los Angeles above Airport Rd, across from Wrigley Reservoir, at turnoff for E Summit Vista area 426 Comment
  SBBG96631  Erodium botrys S. Boyd with T. Ross, L. Arnseth 1990-4-6 4138 Los Angeles Stone House Field Stn on E side of island, headland between Stone and Burns Cyns 457 Comment
  RSA0068310  Erodium cicutarium R. G. Swinney 2010-5-12 12719 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  RSA569923  Erodium cicutarium Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4834 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCR191710  Erodium cicutarium A. C. Sanders 2008-4-11 34864 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  UCSB3537  Erodium cicutarium Kamb, Peter 1948-2-29 Los Angeles Upper Sonoran Zone; Crest of the Verdugo Range above Sunset Canyon Comment
  RSA657640  Erodium moschatum Kristina Sargeant 1992-4-4 92 -3 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  UCR219457  Erysimum capitatum R. G. Swinney 2009-3-28 10196 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  UC1034746  Erysimum capitatum G. B. Rossbach 1955-4-29 586 Los Angeles Route 6 ca 7 mi w Vincent (near Soledad Pass) Comment
  HSC6765  Erysimum capitatum var. capitatum C. S. Apperson 1967-6-20 Los Angeles 2 mi. E of Sierra Pelona Lookout on Big Oak Tree Trail Comment
  RSA563524  Erysimum capitatum var. capitatum Timothy S. Ross, Walter Appleby 1993-5-14 7143 Los Angeles western San Gabriel Mtns: between May Canyon Saddle and May Peak [3948']. 1152 Comment
  UCR157499  Eschscholzia caespitosa Scott D. White 1994-7-14 2261 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  UC146751  Eschscholzia californica Katharine Brandegee May 1889 Los Angeles Pasadena Comment
  CAS-BOT-BC403163  Eschscholzia californica unspecified 1901-4-9 s.n. Los Angeles Avalon, Central Canon [Canyon] near pump, Santa Catalina Id. [Island] Comment
  RSA578255  Eschscholzia californica var. peninsularis Tim S. Ross, S. D. Boyd 1994-5-4 7652 Los Angeles Grass Mountain: gradual, grassy slope of easterly exposure, ca 70 m ENE of the summit. (straddling the range line into R15W, which is not mapped to sections). 1392 Comment
  SBBG18906  Eschscholzia minutiflora F. E. Clements 1918-5-26 Los Angeles Antelope Valley Comment
  UC1215168  Eschscholzia ramosa Peter H. Raven 1962-4-11 17263 Los Angeles sandy beach due w Wall 2; San Clemente Island 9 Comment
  CATA2968  Eucalyptus globulus subsp. globulus Amy Catalano 2016-1-27 005 Los Angeles Santa Catalina Island: Drainage bank behind Mushroom Flats, about 1/8 mile down canyon from Quail Valley 87 Comment
  RSA420827  Eucrypta chrysanthemifolia E. S. Spalding 1923-4-21 s.n. Los Angeles Laurel Canyon. Comment
  UCR95348  Eucrypta chrysanthemifolia L. C. Wheeler 1967-5-2 9255 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  POM9025  Eucrypta chrysanthemifolia P. A. Munz, R. D. Harwood 1920-3-13 3358 Los Angeles San Jose Hills, Ganesha Park. 305 Comment
  CHSC95778  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 702 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. 695 Comment
  UCR276950  Euphorbia albomarginata R. G. Swinney 2010-5-21 12859 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
  UCR76084  Euphorbia maculata Scott D. White 1992-10-8 898 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
  SBBG33610  Euphorbia peplus S. A. Junak with K. Kirkland, M. L. Hoefs 1998-6-11 SCa 706 Los Angeles mouth of small cyn just SE of Frog Rock 3 Comment
  RSA627568  Euphorbia peplus Sandy Leatherman 1998-7-1 29 Los Angeles San Gabriel Canyon. North of State Route 39 and east of Roberts Canyon. 305 Comment
  UCR101746  Euphorbia serpens L. C. Wheeler 1969-12-4 s.n. Los Angeles City of Los Angeles, Crenshaw High School, 49th Street and 9th Avenue. 37 Comment
  UCR214598  Euphorbia serpens A. C. Sanders, Dan S. Cooper 2010-4-30 38127 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SD181565  Euphorbia serpillifolia subsp. serpillifolia Louis Wheeler 1945-8-15 6091 Los Angeles Lake Shangri-La near El Monte. Comment
  RSA158215  Euphorbia spathulata P. H. Raven 1962-5-9 17675 Los Angeles Near head of canyon above Mosquito Cove, San Clemente Island 335 Comment
  CDA20094  Euphorbia terracina M. O'Brien 2003-3-3 s.n. Los Angeles South Coast; Malibu Bluffs. 0 Comment
  SBBG31449  Extriplex californica R. F. Thorne 1966-4-5 Los Angeles Cottonwood Cyn 106 Comment
  SBBG98441  Extriplex californica T. Ross 1991-5-22 5440 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 5 Comment
  UCR101738  Festuca californica L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  SBBG32099  Festuca microstachys R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -182 Los Angeles upper E branch of Wild Boar Gully, Salta Verde Comment
  UCR186910  Festuca microstachys A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32022 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
  RSA0116798  Festuca myuros Richard G. Swinney 2010-5-25 12937 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  CAS-BOT-BC500443  Ficus microcarpa R. E. Riefner, Jr. 2015-4-25 15 -129 Los Angeles City of Los Angeles, Mt. Washington, W side of North Figueroa St. at Woodside Dr. 140 Comment
  CAS-BOT-BC500451  Ficus microcarpa R. E. Riefner, Jr. 2015-8-23 15 -346 Los Angeles City of Los Angeles, Universal City, W side of Barham Blvd., immediately S of DeWitt Dr. 238 Comment
  LA94447  Filago californica Carl Epling; M. Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA588900  Filago californica Timothy S. Ross, Steve Boyd 1990-5-15 2541 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
  UCR241090  Filago californica Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  RSA93679  Filago californica F. W. Peirson 1918-6-4 233 Los Angeles east of Rubio Canyon, south base of San Gabriel Mountains Comment
  CATA3171  Foeniculum vulgare Amy Catalano, Julia Parish 2016-9-22 153 Los Angeles Santa Catalina Island: West End Road, crossing in Parsons Landing Canyon, on N side of road 65 Comment
  RSA188223  Foeniculum vulgare R. F. Thorne, P. Everett 1965-6-22 34878 Los Angeles Avalon Canyon, Santa Catalina Island. 91 Comment
  RSA787802  Foeniculum vulgare Doris Hoover Bowers 1957-5-2 507 Los Angeles Near Carrion Adobe, LaVerne 320 Comment
  RSA628722  Forestiera pubescens R. S. Woglum 1942-5-20 3333 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  CAS-BOT-BC52564  Frangula californica subsp. californica Alice Eastwood 1906-5-27 135 Los Angeles Laurel Canyon Comment
  SEINET11978027  Frankenia salina J. F. Bright, Wyman, C. 1931-1 5720 Los Angeles In and around Hollywood Comment
  SEINET179638  Frasera neglecta Victor Duran 1933-7-8 3501 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  IRVC26162  Fraxinus dipetala A. C. Sanders, Mark A. Elvin 2003-6-18 26948 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  RSA527716  Fraxinus uhdei Tim S. Ross 1991-3-7 4159 Los Angeles Elephant hill, Western Pomona. 238 Comment
  SBBG126145  Fraxinus uhdei A. C. Sanders with T. B. Salvato, M. Provance 2009-5-26 36942 Los Angeles San Gabriel River floodplain, Whittier Narrows Nature Center and E to Peck Rd along the SCE powerlines and the river levee 70 Comment
  UCR258937  Fraxinus uhdei R. G. Swinney 2010-2-27 11763 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  SEINET8726758 Image available Fremontia californica Victor Duran 1933-1 3510 Los Angeles Sulphur Springs, San Gabriel Mts. ,Los Angeles County. Elevation 5250 feet. 1600 Comment
  UCR206422  Fremontodendron californicum subsp. californicum R. G. Swinney 2008-6-4 8946 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  UCR178783  Fritillaria biflora R. G. Swinney 1969-5-10 455 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi N of Sierra Madre Ave., N of Pennsylvania Ave. 366 Comment
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Mar 10 2008
  CDA3311  Froelichia gracilis George Garrettson 1955-6-23 Los Angeles Santa Fe Rwy., San Dimas. 0 Comment
  RSA527803  Funastrum cynanchoides var. hartwegii Tim Ross, Annette Ross 1991-6-3 5541 Los Angeles Elephant Hills: west Pomona. 293 Comment
  UC447161  Galinsoga parviflora var. parviflora J. Ewan 1931-4-12 4162 Los Angeles Peirson's residence Altadena (back yard) Comment
  OBI44798  Galium David J. Keil, V. L. Holland, Michael Stiles & Francis Villablanca 1987-5-1 20058 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA578102  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1994-5-31 7700 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
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May 16 2017
  POM17180  Galium angustifolium subsp. angustifolium J. B. Feudge 1923-6-30 51 Los Angeles Manhattan Beach. 6 Comment
  POM367665  Galium angustifolium subsp. angustifolium Edwin Kline 1924-5-25 s.n. Los Angeles Bouquet Canyon, Sierra Pelona Mts. Comment
  RSA729814  Galium angustifolium subsp. gabrielense R. G. Swinney 1998-7-10 6378 Los Angeles San Gabriel Mtns.: Prairie Fork, near Cabin Flats Campground 1622 Comment
  LA33961  Galium aparine Peter H. Raven; 1959-5-3 14063 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  RSA631376  Galium aparine Valerie L. Soza, LeRoy Gross 1999-5-10 452 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  UC447149  Galium californicum subsp. flaccidum J. Ewan 1931-5-30 4256 Los Angeles trail from Sturtevant Divide to W. Fork San Gabriel River; San Gabriel Mts. 1143 Comment
  CATA657  Galium catalinense Mark L. Hoefs 1991-4-18 1146 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Fourth of July Cove 79 Comment
  UC284132 Image available Galium catalinense subsp. acrispum P. A. Munz 1923-4-9 6682 Los Angeles canyon wall near Lemon Tank; San Clemente Island; near Lemon Tank, San Clemente Island Comment
  RSA678829  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1286 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.7 mile from trailhead out of Chantry Flat area. 747 Comment
  SBBG119354  Galium grande V. Soza with M. Acosta 2001-6-19 1296 b Los Angeles Mt Wilson Trail helispot, W side Little Santa Anita Cyn, ca. 2 mi from the Mt Wilson trailhead, Sierra Madre; T1N R11W S8, NE/4, NE/4) 823 Comment
  UC2030053  Galium grande V. Soza, Samantha Tessel 2001-6-18 1282 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.3 mile from trailhead out of Chantry Flat area. Comment
  UC1409016  Galium hallii Robert F. Thorne and J. Dourley 1967-10-3 37267 Los Angeles n slope at Vincent Gap Mt. Baden-Powell 2133 Comment
  UCD121775  Galium hallii Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 SK and F 972 Los Angeles ca. 5 mi. NW of Big Pines on road to Valyermo. 1767 Comment
  CAS-BOT-BC223137  Galium johnstonii LeRoy Abrams 1902-6-30 2603 Los Angeles Summit of Mt. Wilson Comment
  UC150045  Galium johnstonii LeRoy Abrams 1902-6-30 2603 Los Angeles summit Mt. Wilson Comment
  UC1595372  Galium johnstonii Tim Ross 1992-7-16 6699 Los Angeles ridgeline between Iron Mtn and Condor Peak (nw spur of 5162' knoll); San Gabriel Mts. 1490 Comment
  LA200804  Galium nuttallii subsp. nuttallii Jonathan Sauer; 1971-5-21 4925 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  POM17602  Galium parishii Philip A. Munz 1923-8-30 7663 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  LA211119  Galium parisiense Arthur C. Gibson; Tarja Sagar 2009-6-30 5261 Los Angeles SANTA MONICA MOUNTAINS, Along service road, SMMNRA Peter Strauss. Comment
  UC1375422  Galium porrigens Arthur C. Gibson and Linda C. Gibson 1972-3-4 2781 Los Angeles Dume Road near Point Dume Comment
  RSA0051337  Galium porrigens var. porrigens Valerie Soza 2004-6-21 1726 a Los Angeles Liebre Mountains, north side of Warm Springs Rd 6N32, west of Lake Hughes Rd. 640 Comment
  RSA229177  Galium porrigens var. porrigens Robert F. Thorne, C. W. Tilforth 1971-6-29 40727 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  SBBG32047  Gambelia speciosa R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -272 Los Angeles S side of White's Landing Comment
  RSA762055  Gamochaeta pensylvanica Orlando Mistretta, Christine Mistretta 2008-5-16 3104 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  SD252278  Gamochaeta ustulata Steven A. Junak 1999-5-21 Sca 969 Los Angeles Santa Catalina Island: E side of KBRT Valley, NE of Antenna Farm. 445 Comment
  SFV21385  Gamochaeta ustulata L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 44 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 586 Comment
  JEPS66727  Garrya flavescens Frank W. Peirson 1918-6-16 138 Los Angeles Rock Creek San Gabriel Mts. (n side of San Gabriel Mts.) 1447 Comment
  CAS-BOT-BC158013  Garrya veatchii Louis C. Wheeler 1932-1-15 435 Los Angeles San Antonio Wash 411 Comment
  RSA656922  Garrya veatchii Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1052 Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, W of Morris Reservoir. E-facing firebreak west of Silver Fish Road (FS Road 2N28), ca. 3.2 miles west of San Gabriel Canyon Road (Hwy 39) along Silver Fish Road. 793 Comment
  RSA716925  Garrya veatchii LeRoy Gross, Steve Boyd, Naomi S. Fraga, Valerie Soza 2006-3-17 2456 Los Angeles North side of the range. Whiting Woods road about three quarters to the main crest. Near. 671 Comment
  SD69445  Gastridium phleoides Robert F. Thorne, P. Everett 1965-6-23 35008 Los Angeles Santa Catalina Island, along streambed in lower part of Hamilton Canyon 60 Comment
  UCR131599  Gastridium ventricosum L. C. Wheeler 1932-6-4 803 Los Angeles San Gabriel Mtns., Liveoak Canyon 518 Comment
  RSA0058250  Gazania linearis Richard G. Swinney 2010-4-20 12276 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR152480  Gazania linearis A. C. Sanders, Lee Jones 2005-4-8 29333 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 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
  CDA4087  Genista monspessulana 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
  CATA3343  Geranium californicum Amy Catalano, Jen Dreizehn 2017-3-23 030 Los Angeles Santa Catalina Island: Near drainage bottom of Swains Canyon, directly west of ""duck head"" in Toyon Rd, north facing slope 96 Comment
  RSA450236  Geranium robertianum A. R. Roos 1958-6-3 s.n. Los Angeles Evans-Reeves Nursery, Brentwood, West Los Angeles. Comment
  SFV12018  Gilia achilleifolia D. L. Koutnik, B. Holguin 1978-4-1 207 Los Angeles Sierra Pelona Valley. West side of Anthony Road and north of Sierra Highway. 890 Comment
  SFV2856  Gilia achilleifolia M. L. Vincent 1960-4-30 61 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 1 mile west of New Topanga Canyon Road. Dry slope. Comment
  SD52974  Gilia angelensis Peter H. Raven 1962-3-27 17000 Los Angeles Palos Verdes Hills along Palos Verdes Drive, 1.4 miles east of Portugese Bend. Comment
  RSA156023  Gilia angelensis P. H. Raven 1962-3-27 17000 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  RSA555412  Gilia angelensis Patricia Wilder 1963-1 2004 Los Angeles Distillery. Comment
  RSA0118854  Gilia brecciarum subsp. brecciarum A. C. Sanders 2007-4-19 33467 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA407173  Gilia brecciarum subsp. brecciarum Christopher Davidson 1975-5-25 2563 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
  SDSU21384  Gilia capitata S. H. Bullock 1968-3-26 16 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. No slope. 351 Comment
  UC1930008  Gilia capitata subsp. abrotanifolia V. Soza, LeRoy Gross 2002-4-3 1375 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  LA206990  Gilia latiflora subsp. davyi Eliz. Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  CAS-BOT-BC226319  Gilia latiflora subsp. davyi Peter Rubtzoff 1988-3-23 9898 Los Angeles Near Antelope Valley California Poppy Reserve. On north side of Lancaster Road, east of the entrance to the Reserve Comment
  UC1602100  Gilia latiflora subsp. davyi J. Burtt Davy May 9 1896-May 24 1896 2655 Los Angeles near Mazana (Ma<?>ana); Antelope Valley, near Mazana Comment
  CAS-BOT-BC226405  Gilia latiflora subsp. latiflora Tim Ross; Steve Boyd; Laurel Arnseth 1991-4-29 4787 Los Angeles Liebre Mountains. Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna. NW Los Angeles County 1259 Comment
  RSA0095180  Gilia latiflora subsp. latiflora Steve Boyd, Valerie Soza 1998-4-28 10178 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  RSA229161  Gilia leptantha subsp. transversa R. F. Thorne, C. W. Tilforth 1971-6-30 40827 -B Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA777359  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-5-19 5116 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR194089  Gilia modocensis A. C. Sanders 2008-4-25 35119 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  UCR272594  Gilia modocensis R. G. Swinney 2011-6-7 15029 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
  RSA150674  Gilia nevinii P. H. Raven 1962-4-10 17192 Los Angeles San Clemente Island: among rocks on sides of a steep gully, on east side of island below a point about 2 miles north of Thirst. 473 Comment
  UCR204204  Gilia nevinii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 151 Los Angeles Channel Islands, San Clemente Island, North Head, top of slopes between 1st and 2nd terrace point at North Head Rock 12 Comment
  UCR189838  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-8-31 6880 Los Angeles San Gabriel Mtns., San Antonio Ridge, 2.1 mi. west of West Mt. Baldy 2232 Comment
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May 3 2012
  UCR229164  Gilia ochroleuca subsp. bizonata Dan S. Cooper 2011-5-5 511- 55 A Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  RSA0017186  Gilia ochroleuca subsp. vivida T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3800 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  UCR189739  Gilia ochroleuca subsp. vivida R. G. Swinney 1998-7-10 6390 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
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May 3 2012
  RSA0017153  Gilia ochroleuca subsp. vivida R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42226 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  RSA0017175  Gilia ochroleuca subsp. vivida George B. Grant 1906-6-15 s.n. Los Angeles Mount Wilson: summit. 1829 Comment
  RSA436243  Githopsis diffusa subsp. diffusa Anstruther Davidson 1914-06 2972 Los Angeles Bonita Camp, San Gabriel Canyon, San Gabriel Mountains. Comment
  POM358711  Gnaphalium beneolens I. M. Johnston 1918-9-3 2146 Los Angeles Brea Canyon, Puente Hills 396 Comment
  RSA638863  Gnaphalium californicum Valerie L. Soza, Laura Moore 1999-6-30 595 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  RSA632523  Gnaphalium canescens subsp. beneolens L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon campground. Comment
  RSA596201  Gnaphalium luteoalbum Lauren Raz, S. D. Boyd 1996-10-23 012 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA526057  Gnaphalium luteoalbum Steve Boyd, Tim Ross, L. Arnseth 1990-4-6 4155 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  POM358714  Gnaphalium microcephalum Geo L. Moxley 1914-9-7 s.n. Los Angeles Cota, near Long Beach Comment
  RSA226075  Gnaphalium palustre R. F. Thorne, C. W. Tilforth 1971-6-17 39916 Los Angeles Near small pond in canyon below Placerita Canyon road 2.6 mile below junction with Sand Canyon road; W end San Gabriel Mts. 549 Comment
  RSA589263  Grayia spinosa T. S. Ross 1991-4-28 4779 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  SBBG8285  Grindelia hirsutula H. and M. Dearing 1941-2-13 4530 Los Angeles corner of Western and Manchester, Los Angeles Comment
  RSA534049  Guillenia lasiophylla Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5298 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  SFV12449  Gutierrezia californica M. H. Grayum, D. L. Koutnik, B. Balch 1978-1-8 944 Los Angeles San Gabriel Mountains North of Placerita Creek at junction with Los Pinetos Canyon. South slope. 549 Comment
  RSA535885  Hazardia squarrosa var. grindelioides Timothy S. Ross 1991-9-2 5908 Los Angeles Santa Monica Mtns: near Mulholland Hwy & Yerba Buena Road. 473 Comment
  RSA0116460  Hedera helix R. G. Swinney 2011-9-22 15677 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
  CAS-BOT-BC223985  Helianthemum scoparium Crawford; Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mts. Comment
  RSA3688  Helianthemum scoparium C. B. Wolf 1932-5-10 3534 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 Comment
  RSA0085070  Helianthus annuus L. C. Wheeler 1967-7-6 9927 Los Angeles San Gabriel Mountains: San Dimas Canyon. 457 Comment
  UCR242031  Helianthus gracilentus Dan S. Cooper 2012-8-31 812- 82 Los Angeles Western Transverse Range; Santa Monica Mountains, Decker Canyon Rd. (Hwy 23) at Hassted Dr. 511 Comment
  POM246442  Heliotropium curassavicum var. oculatum F. R. Fosberg 1931-4-29 7166 Los Angeles Mouth of Cottonwood Canyon. Santa Catalina Island 2 Comment
  RSA356037  Heliotropium curassavicum var. oculatum R. F. Thorne 1975-9-3 47379 Los Angeles Santa Catalina Island, Fisherman s Cove Comment
  SFV16061  Heliotropium curassavicum var. oculatum A. M. Orcino, A. Sutton 1994-5-21 41 Los Angeles San Fernando Valley Van Nuys. Sepulveda Wildlife Reserve, Sepulveda Basin. 215 Comment
  RSA0110531  Heterocodon rariflorum R. G. Swinney 2011-6-15 15204 Los Angeles San Gabriel Mountains; Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy. 1631 Comment
  SBBG105350  Heteromeles arbutifolia H. L. Ferguson 1981-4-20 252 Los Angeles near mouth of Horse Beach Cyn 53 Comment
  RSA0049475  Heterotheca fastigiata Richard G. Swinney 2010-5-7 12608 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  RSA0075827  Heterotheca grandiflora Orlando Mistretta 1992-4-4 136 Los Angeles San Clemente Island. Comment
  UCR270651  Heterotheca sessiliflora R. G. Swinney 2011-11-1 15938 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
  SBBG63107  Heterotheca sessiliflora subsp. fastigiata R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  SFV21038  Heterotheca sessiliflora subsp. fastigiata L. Gross 2001-11-10 453 Los Angeles Verdugo Mountains North side of mountains off the 210 Freeway, east bound La Tuna Canyon Road exit. Opposite this exit is a road that starts out paved (Hostetter Mountainway); follow this road that parallels the freeway east until a dirt road forks off on the right (southeast). Don't take the road that forks off to the right, stay parallel with the freeway a short distance. 457 Comment
  UCR66509  Heuchera abramsii I. M. Johnston 1918-7-6 2096 Los Angeles San Antonio Mtns., Baldy Summit 3049 Comment
  JEPS41667  Heuchera caespitosa Frank W. Peirson 1918-6-10 67 Los Angeles n of Pasadena (n slope of Mt. Lowe near the summit); San Gabriel Mountains, Mt. Lowe 1676 Comment
  RSA0066121  Heuchera elegans T. S. Ross, Steve Boyd 1990-5-23 2623 Los Angeles San Gabriel Mountains, Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon. 1646 Comment
  RSA592186  Hirschfeldia incana L. C. Wheeler 1967-3-3 9171 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  UCD115076  Hirschfeldia incana Elizabeth Boncimino 1993-5-4 s.n. Los Angeles Eddleston Park, Northridge. 426 Comment
  UCR242034  Hoita macrostachya Dan S. Cooper 2012-7-18 712- 43 Los Angeles Western Transverse Range; Santa Monica Mountains, Carbon Canyon, Malibu, north end of passable part of Carbon Canyon Road 99 Comment
  RSA584855  Holodiscus discolor Tim S. Ross 1993-6-1 7358 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 774 Comment
  POM1838  Holodiscus microphyllus I. M. Johnston 1917-7-28 1570 Los Angeles San Antonio Mountains. N Fork San Antonio Canyon (Old Gold Ridge Mine) 2439 Comment
  UCR271180  Holodiscus microphyllus var. microphyllus R. G. Swinney 2011-9-27 15695 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  POM352438  Hordeum brachyantherum Anstruther Davidson 1895-04 273 Los Angeles Los Angeles Comment
  UC172837  Horkelia cuneata subsp. puberula Geo. B. Grant May 1902 599 Los Angeles Garvanza Comment
  CAS-BOT-BC532286  Horkelia cuneata var. puberula Geo B. Grant 1900-6-17 2202 Los Angeles Lincoln Park, Los Angeles Comment
  RSA729487  Horkelia rydbergii R. G. Swinney 1999-6-21 7387 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  SD52135  Hosackia crassifolia var. crassifolia A. Davidson 1893-1 2201 Los Angeles Rock Creek Comment
  RSA300677  Hulsea vestita subsp. gabrielensis J. R. Shevock 1974-10-5 3872 Los Angeles at the summit of Mt. Baden-Powell on the southern side of the peak. San Gabriel Mountains. Angeles National Forest. 2864 Comment
  RSA695506  Hulsea vestita subsp. gabrielensis Valerie L. Soza, Sarah J. DeGroot 2003-6-18 1690 Los Angeles Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  RSA761709  Hypericum formosum R. G. Swinney 2008-10-10 9547 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  CATA792  Isocoma menziesii Mark L. Hoefs, Robert Given 1991-6-12 1360 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  UC54138  Isocoma menziesii var. sedoides H. M. Hall 1902-5-11 3276 Los Angeles Santa Monica Comment
  CHSC14151  Isomeris arborea L. M. Mayer; I. J. Mayer 1974-4-10 154 Los Angeles On n side of Bouquet Canyon Rd. ca. 1 1/2 mi ne of its intersection with Vasquez Canyon Rd. Comment
  UCR126837  Isomeris arborea A. C. Sanders 2003-6-19 26981 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  SD112044  Jepsonia malvifolia Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island, canyon above Pebbly Beach Comment
  RSA749906  Juglans californica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37059 Los Angeles Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 107 Comment
  UCR266150  Juglans californica R. E. Riefner Jr. 2015-8-21 15- 339 Los Angeles San Jose Hills, unincorporated Los Angeles County, south of Hwy I-10, east of Palomino Drive, east of Mesquite Lane at the end of the road, west of Forest Lawn Memorial Park 236 Comment
  SD253478  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14 113 Los Angeles San Fernando Valley, Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, E of Woodley Av3e, W of San Diego Freeway, N of Burbank Balvd. 213 Comment
  CAS-BOT-BC110031  Juncus acutus S. B. Parish; W. F. Parish 1882-10-1 357 Los Angeles Wilmington. Comment
  POM246774  Juncus acutus subsp. leopoldii F. R. Fosberg 1931-5-18 S 4899 Los Angeles Little Harbor, Santa Catalina Island. 5 Comment
  SEINET6744570 Image available Juncus bufonius Tracy, Evans 1887-1 165 Los Angeles Los Angeles, California Comment
  RSA368155  Juncus bufonius var. bufonius L. C. Wheeler 1933-11-19 2273 Los Angeles San Gabriel Canyon. 335 Comment
  LA20564  Juncus bufonius var. congestus Joseph Andorfer Ewan; 1932-6-28 7509 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River at Hyperion Bridge. Comment
  RSA737154  Juncus dubius Scott D. White, Justin M. Wood 2008-10-7 12553 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR209532  Juncus macrophyllus R. G. Swinney 2008-7-2 9127 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  RSA0127457  Juncus macrophyllus Louis C. Wheeler 1967-7-20 10137 Los Angeles Aliso Canyon. 1067 Comment
  RSA368235  Juncus mexicanus Anstruther Davidson 1923-9-1 s.n. Los Angeles Los Angeles River. Comment
  CATA2077  Juncus textilis Mark L. Hoefs 1995-5-16 2039 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA368357  Juncus textilis Al Shapiro s.n. Los Angeles Verdugo Canyon Comment
  POM184646  Juncus xiphioides L. C. Wheeler 1932-8-2 1121 Los Angeles N Fork San Gabriel River, San Gabriel Mts. 1372 Comment
  UCR128005  Juncus xiphioides Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2997 Los Angeles Santa Clarita Valley, S side of the Santa Clara River, c. 200 m upstream from the mouth of Potrero Creek 274 Comment
  RSA594661  Juncus xiphioides L. C. Wheeler 1947-5-24 6506 Los Angeles San Gabriel Mountains. South side of San Gabriel Canyon, 1/4 mi. upstream from mouth. Comment
  RSA596229  Juniperus californica T. S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3391 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA725214  Juniperus californica Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -35 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA401704A  Keckiella cordifolia George Henry Grinnell 1910-06 s.n. Los Angeles San Gabriel Mountains. Comment
  UCR222769  Keckiella cordifolia R. G. Swinney 2009-5-8 10693 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA802338  Keckiella ternata subsp. septentrionalis Orlando Mistretta, Christine Mistretta 2011-7-6 5921 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA0080360  Keckiella ternata subsp. ternata R. G. Swinney 2011-6-29 15363 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  UC70695  Koeleria macrantha G. B. Grant June 1902 5100 Los Angeles Mt. Wilson 1828 Comment
  RSA0108947  Kopsiopsis strobilacea Robert F. Thorne, Mae Z. Thorne 1968-11-9 37862 Los Angeles San Gabriel Mts., Angeles National Forest. On summit crest of Mt. Williamson. 2499 Comment
  RSA611361  Lactuca serriola L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  RSA702197  Lactuca serriola Scott D. White, Pam De Vries 2004-6-14 10493 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SEINET10625746  Lagenaria siceraria Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3893 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  CAS-BOT-BC174670  Lagophylla ramosissima subsp. ramosissima Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8128 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  POM12247  Lamarckia aurea F. L. Robinson 1921-4-20 46 Los Angeles Claremont. 365 Comment
  SBBG13817  Lamarckia aurea M. A. Piehl 1962-10-3 62483 Los Angeles above S fork of Gallagher Cyn 396 Comment
  RSA0047165  Lamarckia aurea R. Munkittrick 1948-5-8 s.n. Los Angeles [No further locality information] Comment
  SFV14775  Lamium amplexicaule J. C. Dittes 1990-2-18 28 Los Angeles San Fernando Valley Los Angeles, North Hollywood. 240 Comment
  RSA715180  Lampranthus aurantiacus A. C. Sanders 1988-2-18 7683 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  LA209851  Larrea tridentata Carl Epling; M. Epling May 1925 sn Los Angeles Palmdale, 3 mi. SW Comment
  SD262377  Larrea tridentata R. G. Swinney 2014-4-17 16074 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5 -0.8 mi. east of Cheseboro R., 100 - 200m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy. 901 Comment
  POM361484  Lasthenia gracilis F. R. Fosberg 1931-5-4 4753 Los Angeles Middle Ranch Canyon, mouth Santa Catalina Island 3 Comment
  RSA161233  Lathyrus tingitanus P. H. Raven 1962-5-20 17765 Los Angeles Santa Catalina Island, Airport Road on main ridge about 1.5 miles west of Middle Ranch turn-off. Comment
  RSA0116844  Lathyrus vestitus R. G. Swinney 2010-5-25 12922 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR260407  Lathyrus vestitus R. G. Swinney 2010-4-30 12456 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  POM155760  Lathyrus vestitus subsp. laevicarpus M. L. Bryan 1928-3-2 60 Los Angeles Mandeville Canyon, near Santa Monica Comment
  JEPS55285  Lathyrus vestitus var. vestitus Frank W. Peirson 1920-5-16 2137 Los Angeles Tujunga Canyon San Gabriel Mountains 472 Comment
  SD70399  Lathyrus vestitus var. vestitus Frank W. Peirson 1920-5-16 2137 Los Angeles San Gabriel Mountains, Tujunga 472 Comment
  SBBG83252  Lavatera assurgentiflora subsp. glabra M. Daily 1986-4-7 SCa-t- 7 Los Angeles Bird Rock Comment
  JEPS39159  Layia glandulosa W. L. Jepson 1939-4-21 19238 Los Angeles Antelope Valley, Neenach School, near Yucca Grove w Mohave Desert, Antelope Valley, Neenach School 914 Comment
  RSA550008  Layia glandulosa Walter Wisura, E. Roeder 1992-4-21 4689 Los Angeles 0.1mi. W of Hwy 138 on Fort Tejon Rd. Comment
  SBBG80320  Layia platyglossa F. C. Boutin 1967-4-23 1670 Los Angeles Lemon Tank 304 Comment
  SD90279  Layia platyglossa subsp. campestris Robert F. Thorne 1973-4-11 42779 Los Angeles San Clemente Island; plateau in Middle Ranch area at head of Middle Ranch Canyon. 424 Comment
  RSA251482  Layia platyglossa subsp. campestris R. F. Thorne 1973-4-11 42779 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  RSA60202  Layia platyglossa subsp. campestris E. K. Balls, Lee W. Lenz 1950-3-28 14456 Los Angeles 2 miles north of Castaic, Hwy 99. 366 Comment
  UCR169503  Lemna A. C. Sanders, Mark Elvin 2002-6-19 25166 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  CATA3432  Lepechinia fragrans Ben Dion, Tobias Nickel 2017-4-18 019 Los Angeles Santa Catalina Island: Interior; Shark Harbor watershed, 40m northwest of El Rancho Escondido Road 1,000 m southwest of the Airport 300 Comment
  RSA779997  Lepidium didymum R. G. Swinney 2009-4-7 10283 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  CAS-BOT-BC89416  Lepidium fremontii A. D. E. Elmer 1902-6-1 3632 Los Angeles Lancaster. Comment
  SFV9384  Lepidium fremontii M. L. Vincent, L. Swade 1964-4-2 484 Los Angeles Mojave Desert 1/8 mile off Highway 138, 1 mile east of Longview Road. 950 Comment
  UCR197718  Lepidium fremontii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 104 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  UCR220210  Lepidium fremontii R. G. Swinney 2009-4-24 10470 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  UCR277188  Lepidium fremontii R. G. Swinney 2011-4-19 14404 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
  NY76536  Lepidium latifolium T. S. Ross 1993-5-23 7213 Los Angeles Western Arcadia: slope on the north side of the Foothill Freeway (I-20) between Michillinda Avenue and its westbound off-ramp. Mt. Wilson 7.5 feet USGS quad 198.1 Comment
  CDA3798  Lepidium latifolium W. Hill 1958-9-26 Los Angeles Mulholland and Cornell Roads. 0 Comment
  SD21293  Lepidium nitidum Norman E. Bilderback 1938-4-14 Los Angeles Santa Catalina Island: Catalina Harbor Comment
  CLARK-A1528-4963  Lepidium nitidum John C. Roos 1950-2-14 4706 Los Angeles Comment
  UCR126800  Lepidium oblongum var. insulare L. C. Wheeler 1976-3-20 s.n. Los Angeles Coastal Plain, Long Beach Harbor, Windham St. at Embarcadero St. 3 Comment
  LA200321  Lepidium virginicum A. M. Johnson; 1932-5-30 4113 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  UC1971139  Lepidium virginicum Louis C. Wheeler 1947-3-23 6460 Los Angeles San Gabriel Mountains; Kinneloa Canyon. Comment
  UCR108374  Lepidium virginicum var. pubescens L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, East Fork San Gabriel River at Fish Fork 1098 Comment
  RSA659803  Lepidospartum squamatum Fred Brooks 1988-4-23 21 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UCR108371  Lepidospartum squamatum L. C. Wheeler 1961-6-13 7874 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UC674925  Leptodactylon californicum Francis W. Pennell 1940-5-5 25317 Los Angeles w Sunland (Big Tujunga Wash); Big Tujunga Wash 396 Comment
  UCR98734  Leptodactylon pungens subsp. pulchriflorum T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3836 Los Angeles San Gabriel Mtns., Ridgetop to the west of Crystal Lake, ridge descending SSW from Mt. Islip. 2037 Comment
  UCD118436  Leptosiphon aureus J. Massey; James Henrickson 1966-4-9 1159 Los Angeles Mojave Desert, 165 Street. Comment
  SBBG53218  Leptosiphon bicolor S. A. Junak 1978-4-16 SCa 51 Los Angeles next to rd on NW side of Isthmus Cove, NW of wharf Comment
  RSA469980  Leptosiphon breviculus B. C. Templeton 1932-7-21 5026 Los Angeles East Blue Ridge, Big Pines Park 2104 Comment
  RSA679992  Leptosiphon breviculus LeRoy Gross, Michael Denslow 2003-6-4 976 Los Angeles Trail from Islip Saddle to Mt. Williamson 2195 Comment
  POM364526  Leptosiphon ciliatus Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak Comment
  RSA707814  Leptosiphon parviflorus Naomi Fraga, Bill Hogshead 2004-4-15 1098 Los Angeles On Road 5N15.1 near Rowher Flat OHV Area. 793 Comment
  RSA0081013  Leptosiphon parviflorus Timothy S. Ross, Steve Boyd 1994-5-25 7895 Los Angeles West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10. 1684 Comment
  SBBG12540  Leptosyne bigelovii E. R. Blakley 1958-5-9 2269 Los Angeles ca. 2 mi E of Gorman 1706 Comment
  SD45617  Leptosyne gigantea Darley F. Howe 1953-3-22 2265 Los Angeles 22 miles north of Sunset Boulevard Coast north of Santa Monica Comment
  CAS-BOT-BC339271  Lessingia glandulifera var. glandulifera Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3746 Los Angeles San Gabriel Mountains. Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1950 Comment
  SBBG63086  Lessingia glandulifera var. glandulifera unknown 1928-8-26 Los Angeles Big Tujunga Wash Comment
  UC729517  Lessingia glandulifera var. glandulifera Carl B. Wolf 1932-9-15 4078 Los Angeles 2.5 mi above Saugus Glenwood's Cafe on Highway; Mint Canyon 457 Comment
  CAS-BOT-BC339561  Lessingia glandulifera var. peirsonii Ernest C. Twisselmann 1955-6-23 2209 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  UCD64543  Leymus condensatus Robert F. Thorne; P. Everett 1965-6-22 34869 Los Angeles Santa Catalina Island, up Pebble Beach Canyon, along roadside. 30 Comment
  CAS-BOT-BC130872  Lilium parryi Louis C. Wheeler 1954-9-1 7082 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek Comment
  CATA3494  Limonium perezii Benjamin J. Dion, Nathalie Cartan, Michael Thomas, Julia Parish 2017-10-11 046 Los Angeles Santa Catalina Island: Channel side; landscaped area on northeast edge of empty lot between Marilla Ave and Hiawatha Ave in Avalon 47 Comment
  UCR194045  Linanthus breviculus R. G. Swinney 1999-6-5 7239 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UC23497  Linanthus dianthiflorus J. H. Barber 1897-4-6 130 Los Angeles near Redondo Comment
  POM3573  Linanthus dianthiflorus subsp. dianthiflorus Jesse B. Mills s.n. Los Angeles Claremont. 366 Comment
  UCR21119  Linanthus liniflorus A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 1552 Los Angeles West Mojave Desert, western Antelope Valley, Hwy 138, 5.3 mi. west of the junction with Three Points Road, and 6.3 mi. east of the junction with old Gorman Post road Comment
  RSA777918  Linanthus parryae R. G. Swinney 2009-5-6 10674 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCR223089  Linanthus parryae R. G. Swinney 2009-5-13 10761 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
  RSA17059  Linanthus pungens C. B. Wolf 1936-5-27 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon to Buckhorn Flats Road, 4.4 mi. above Tie Camp Summit. 1829 Comment
  UCR217134  Linaria canadensis var. texana R. G. Swinney 2009-3-20 10138 Los Angeles San Gabriel Mtns. Foothills, Azusa/Irwindale, mouth of San Gabriel River Canyon, 100-400 m north of I-210 Fwy, 300 m east of the river channel 177 Comment
  SFV3363  Linaria maroccana M. Terrusa 1959-3-29 Los Angeles San Gabriel Mountains Gorman. Dry waste slopes. Comment
  LA33627  Lithophragma affine Henry J. Thompson; 1959-4-19 1943 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UC219145  Lithophragma affine Munz and Harwood 1920-3-13 3311 Los Angeles 1 mi w Pomona (San Jose Hills); San Jose Hills 304 Comment
  RSA0051513  Lithophragma affine Elwood Fordham 1951-4-15 s.n. Los Angeles Old Topanga Canyon, near Heron Pl. Gate. 289 Comment
  RSA0031846  Lobularia maritima Geraldine Dodd 1992-5-2 003 Los Angeles 2 miles north of corner of Loma Alta Dr. & Lake Ave. in Altadena. Sam Merrill hiking trail. 975 Comment
  RSA436046  Lobularia maritima Anstruther Davidson 1916-07 s.n. Los Angeles Crescenta. Comment
  RSA549565  Lobularia maritima Timothy S. Ross 1991-3-10 4219 Los Angeles Claremont: Bernard Field Station, on E side of RSA. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  RSA578660  Loeseliastrum matthewsii T. S. Ross, J. Mark Porter 1994-5-1 7598 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  SD108851  Loeseliastrum matthewsii James Henrickson 1973-5-12 9600 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St., N-facing slopes above arroyo 1234 Comment
  SD52881  Logfia arizonica Peter H. Raven 1962-5-8 17592 Los Angeles San Clemente Island, slopes above Seal Cove. 39 Comment
  RSA97319  Lomatium lucidum F. W. Peirson 1920-3-28 2098 Los Angeles North slope of low hills at foot of Tujunga Canyon, w. end of San Gabriel Mountains. 457 Comment
  RSA452123  Lomatium nevadense var. parishii B. C. Templeton 1930-5-31 4855 Los Angeles Near Jackson Lake, Big Pines Park. 1930 Comment
  RSA97338  Lomatium nevadense var. parishii F. W. Peirson 1923-5-26 4459 Los Angeles Rock Creek Divide 2011 Comment
  SBBG41580  Lonicera hispidula M. R. Benedict 1970-6-27 Los Angeles 0.5 mi above Middle Cyn Comment
  UC441286  Lonicera hispidula var. vacillans R. L. Pendleton 1909-7-3 1390 Los Angeles canyon s Avalon; Santa Catalina Island 30 Comment
  UCR258900  Lonicera subspicata R. G. Swinney 2010-8-16 13528 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CATA1825  Lonicera subspicata var. denudata Michael R. Benedict 1970-6-27 Los Angeles Santa Catalina Island: Lower Cape Canyon, about 1/2 mile above Middle Canyon 0 Comment
  SD253424  Lonicera subspicata var. denudata Rf. G. Swinney 2011-10-27 15906 Los Angeles San Gabriel Mountains: West Fpork San Gabriel River,ca. 300 meters east of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 648 Comment
  UCR13467  Lotus argophyllus subsp. ornithopus O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA3491  Lotus argophyllus var. ornithopus C. B. Wolf 1932-5-9 3434 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  RSA549159  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-20 3661 A Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA182992  Lotus dendroideus var. dendroideus S. Carlquist, Robert F. Thorne 1966-4-28 1824 Los Angeles Santa Catalina Island. Lower portions of road from Pebbly Beach to Renton Mine Comment
  RSA498838  Lotus dendroideus var. dendroideus G. R. Johnstone 1925-3-8 s.n. Los Angeles Catalina Island Comment
  RSA515119  Lotus dendroideus var. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 804 -1 Los Angeles San Clemente Island: Wilson Cove Canyon. Comment
  RSA151679  Lotus grandiflorus var. grandiflorus R. C. Bacigalupi 1953-6-15 4203 Los Angeles along forest service road following the crest of Mendenhall ridge, 13 miles east of its start at paved road crossing western crest of this ridge betwenn Little Tujunga and Pacoima canyons 1585 Comment
  UC1871119  Lotus grandiflorus var. grandiflorus T. S. Ross 1993-5-13 7125 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  RSA590429  Lotus hamatus T. S. Ross 1993-4-21 6834 Los Angeles Santa Catalina Island: SW part of the island along major E-W ridge between ''Carlos'' and Cactus Peak; 500-1200 ft NNE to NE of ''Quartz'' 397 Comment
  RSA151125  Lotus hamatus P. H. Raven 1962-5-8 17591 Los Angeles Slopes above Seal Cove, San Clemente Island 24 Comment
  UCR219894  Lotus heermannii R. G. Swinney, Jane Strong 2009-4-21 10424 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  RSA571546  Lotus heermannii var. heermannii Steve Boyd 1994-4-29 8311 Los Angeles Side draw on northeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  UC1871226  Lotus humistratus T. S. Ross 1991-4-30 5034 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UCR154139  Lotus humistratus A. C. Sanders 2005-5-11 30164 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UCR192883  Lotus nevadensis R. G. Swinney 1998-7-8 6344 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  JEPS55555  Lotus oblongifolius var. oblongifolius A. M. Ottley 1920-5-14 682 Los Angeles Arroyo Seco Pasadena Comment
  POM304832  Lotus oblongifolius var. oblongifolius H. J. Ramsey 1937-7-18 234 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  RSA621881  Lotus oblongifolius var. oblongifolius R. S. Woglum 1939-7-17 836 Los Angeles Transverse Ranges: Soldier Creek; San Gabriel Mountains; Angeles National Forest. Comment
  UCR276983  Lotus procumbens R. G. Swinney 2010-6-1 13156 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA17983  Lotus procumbens var. procumbens P. A. Munz 1923-5-27 6872 Los Angeles Rock Creek 1296 Comment
  CAS-BOT-BC168243  Lotus salsuginosus A. C. Sanders; Tricia Wotipka; Mark A. Elvin; et al. 2003-4-28 26135 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
  SEINET10484473  Lotus scoparius Donald R. Bissing 1973-6-2 Bissing 131 Los Angeles Evey canyon, san gabriel mtns, low shrubby plant, green stems, yellow flowers. In chaparral on sw canyon wall .3 mi from canyon mouth. 756 Comment
  UCR223833  Lotus scoparius subsp. brevialatus R. G. Swinney 2009-6-17 11175 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC495280  Lotus scoparius var. brevialatus Philip A. Munz 1932-5-17 12641 Los Angeles 1 mi n Claremont 396 Comment
  RSA0113232  Lotus strigosus R. G. Swinney 2011-3-29 14272 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  UCR259964  Lotus strigosus R. G. Swinney 2010-3-18 11980 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  UCR271659  Lotus strigosus R. G. Swinney 2011-5-31 14930 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA660882  Lotus strigosus var. hirtellus Orlando Mistretta 1992-4-5 145 Los Angeles Guds, San Clemente Island. Comment
  UCR228137  Lotus strigosus var. strigosus R. F. Thorne 1966-4-6 35891 Los Angeles Channel Islands, Santa Catalina Island, ridge between White and Moonstone Coves 15 Comment
  RSA0108860  Lotus wrangelianus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 SCa- 528 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach. 51 Comment
  CAS-BOT-BC198292  Lupinus Fred E. Burlew 1920-4-23 s.n. Los Angeles Hills above Glendale. Comment
  RSA406978  Lupinus albifrons var. eminens Geo. L. Moxley 1920-5-1 s.n. Los Angeles Catalina Island. Comment
  UCR43736  Lupinus benthamii B. A. Prigge 1986-3-20 6962 Los Angeles Tehachapi Mtns, 0.4 mi. east of Gorman on Lancaster Road 1128 Comment
  UC1481354 Image available Lupinus bicolor D. B. Dunn and C. Epling 1946-4-19 2129 Los Angeles 0.9 mi s Highway 99 and Highway 138 junction (and for several miles to the n of junction and n of the town of Gorman); ; N of Gorman, Los Angeles Co. 1066 Comment
  UC1922332  Lupinus bicolor Gary Kovnat with LeRoy Gross 2003-2-16 29 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCR220278  Lupinus bicolor R. G. Swinney 2009-4-24 10488 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR281331  Lupinus bicolor R. G. Swinney 2014-5-15 16522 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  POM350042  Lupinus bicolor subsp. microphyllus E. A. Purer, Freda Detmers 1931-3-19 s.n. Los Angeles Los Angeles; along Manchester Ave near Vermont Comment
  SD12596  Lupinus chamissonis Edith A. Purer 1935-5-12 6597 Los Angeles El Segundo Comment
  RSA679860  Lupinus concinnus LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 888 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR281618  Lupinus concinnus R. G. Swinney 2014-4-30 16288 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR271048  Lupinus concinnus subsp. concinnus R. G. Swinney 2011-6-6 15018 A Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA330795  Lupinus elatus Wayne E. Sawyer 1981-7-12 92 Los Angeles Junction of crest trail and trail to Crystal Lake area 0.15 miles S of Little Jimmy Spring 2302 Comment
  UCD107644  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn, San Gabriel Mts. Comment
  SBBG69068  Lupinus excubitus R. Hoffmann 1928-7-7 Los Angeles Acton Comment
  UCSB6979  Lupinus excubitus Haller, Norman 1953-4-18 Los Angeles Highway 99, 12 miles south of Gorman near Piru Creek crossing 762 Comment
  CHSC95363  Lupinus excubitus var. austromontanus L. P. Janeway 2006-6-8 8678 Los Angeles San Gabriel Mountains. South slope of Blue Ridge near Angeles Crest Hwy, about 1.5 air km northeast of Vincent Gap. 2128 Comment
  RSA660067  Lupinus excubitus var. austromontanus Orlando Mistretta 1992-5-25 406 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  CAS-BOT-BC215333  Lupinus excubitus var. excubitus Ralph Hoffman 1929-4-26 s.n. Los Angeles Mint Canyon Comment
  RSA642514  Lupinus excubitus var. hallii D. E. Bramlet 1999-5-14 2760 Los Angeles Puente Hills. 274m northwest of the 57/60 freeway and 1.1 km east of old Brea Canyon Road. East facing slope of last small knoll before Lincoln Ave. (existing residential area). 207 Comment
  UCR281591  Lupinus excubitus var. hallii R. G. Swinney 2014-6-5 16708 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA0119589  Lupinus excubitus var. hallii Lyman Benson 1945-6-5 11754 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Gendora Road. Mt. Range: San Gabriel. Drainage Area: Pacific Slope. 1372 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
  POM306277  Lupinus formosus var. formosus H. J. Ramsey 1938-5-1 1401 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA413680  Lupinus hirsutissimus Thekla Mohr 1897-04 s.n. Los Angeles Sierra Madre Comment
  UCR227532  Lupinus hirsutissimus Daisie Huang 2007-3-23 70323- 01 Los Angeles Claremont; Foothill Blvd. at Monte Vista, south side of road in culvert 402 Comment
  UC284194  Lupinus hyacinthinus P. A. Munz 1923-8-31 7673 Los Angeles Swartout Valley; San Gabriel Mts., Swartout Valley 2590 Comment
  CAS-BOT-BC211708  Lupinus longifolius Greene 1904-4-2 4098 Los Angeles Hills near Monrovia Comment
  LA91414  Lupinus longifolius Bruce Douglas Clayton; Greg Shaw 1972-3-16 14 Los Angeles Santa Monica Mountains, along fire road to Mountain Park Research Campus 548 Comment
  RSA0062869  Lupinus longifolius Daisie Huang 2008-4-6 08040605 Los Angeles Deer Creek Rd, right off of PCH. Malibu. 17 Comment
  SEINET10485603  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR78141  Lupinus microcarpus Wandalee Thompson 1964-4-17 17 Los Angeles San Gabriel Mtns., Liebre Mountains, near Green Valley, San Francisquito Canyon 854 Comment
  SBBG69056  Lupinus microcarpus var. densiflorus R. Hoffmann 1930-6-6 Los Angeles Piru Crk Comment
  UC1129605  Lupinus microcarpus var. densiflorus A. D. Gifford 1935-3-15 451 Los Angeles 6 mi ese Whitaker Peak; Tejon Quadrangle Comment
  UC177216  Lupinus microcarpus var. densiflorus S. B. Parish 1914-5-27 9256 Los Angeles near the summit Teforo Pass (Tejon Pass?) (Southern California); near the summit of Teforo Pass (Tejon Pass?) Comment
  RSA733360  Lupinus microcarpus var. microcarpus A. C. Sanders 2003-4-28 26124 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, 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. 488 Comment
  UC1246740  Lupinus peirsonii V. June Wetherell, C. F. Quibell 1960-5-28 400 Los Angeles Mt. Islip gravel slide Angeles National Forest, San Gabriel Mtns. 2286 Comment
  RSA0010528  Lupinus sparsiflorus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6795 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA779256  Lupinus sparsiflorus Pam De Vries 2011-4-29 7757 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 2.5 air miles NNE of the intersection of Copper Hill and McBean Parkway (Santa Clarita); about 0.5 air miles west of San Freancisquito Canyon Road., Along a north/south trending ridge 546 Comment
  SD254621  Lupinus sparsiflorus Dan S. Cooper 2015-3-18 315 3 Los Angeles Los Angeles Basin/Western Transverse Range: Eastern Santa Monica Mtns/Hollywood Hills at Hollywood Bowl. 155 Comment
  SFV21759  Lupinus sparsiflorus L. Gross 2001-4-1 378 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Low hill between La Tuna Canyon Road and Sunland Blvd. Entered at dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. 305 Comment
  UCR219415  Lupinus sparsiflorus R. G. Swinney 2009-3-26 10165 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA271180  Lupinus sparsiflorus subsp. sparsiflorus C. W. Tilforth, Walter Wisura 1977-9-30 1483 Los Angeles White Mtn. about 12 air miles E of Bishop, Inyo County Comment
  LA82130  Lupinus succulentus O. H. Kappler; 1941-3-14 122 Los Angeles Santa Monica Mountains, Benedict Canyon, N of Beverly Hills 182 Comment
  UCR205120  Lupinus succulentus R. G. Swinney 2008-4-17 8682 Los Angeles San Gabriel Mtns., San Dimas, lower Shay Canyon 366 Comment
  UCR192963  Lupinus truncatus Dan S. Cooper 2008-3-20 s.n. Los Angeles Los Angeles Basin, north end of Thomas St., El Sereno, Los Angeles 220 Comment
  RSA582431  Lupinus truncatus E. Loyd 1933-3-25 s.n. Los Angeles Mandeville Canyon Comment
  RSA249744  Lycium andersonii Robert F. Thorne, C. W. Tilforth 1973-4-20 42985 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  RSA428583  Lycium brevipes var. hassei Anstruther Davidson 1891-6-25 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  SEINET10696893  Lycopersicon esculentum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3762 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  CAS-BOT-BC142278  Lyonothamnus floribundus subsp. floribundus James R. Shevock 1975-3-23 4050 Los Angeles About 1/4 mile northeast of Black Jack Campground towards Whites Cove - Santa Catalina Island 365 Comment
  RSA190928  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne 1967-5-19 36882 Los Angeles Santa Catalina Island. Echo Lake branch of upper Swain's Canyon. 366 Comment
  RSA578217  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Given, Gay 1994-8-2 8194 Los Angeles Santa Catalina Island. Upper Gallagher Canyon; drainage origination just NE of Haypress Reservoir. 274 Comment
  POM308912  Lythrum californicum Unspecified 1942-5-22 627 Los Angeles trail to Flumes 4 and 5 N side, San Dimas Experimental Forest, San Gabriel Mt. Comment
  UCR99448  Maclura pomifera L. C. Wheeler 1954-10-3 7100 Los Angeles San Gabriel Mtns., East side of Arroyo Seco [vicin. Prieto Canyon]; west of Dr. Jensen's [Broadview?] Sanitarium Comment
  RSA188344  Madia exigua R. F. Thorne, M. Z. Thorne 1966-5-1 36416 Los Angeles Santa Catalina Island: Fern Canyon near stream W of Orizaba Mountain 229 Comment
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Jan 18 2016
  RSA583027  Madia exigua Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6956 Los Angeles Santa Catalina Island; W end of island beyond the isthmus, head of Bouchette Canyon (draining Northward to Johnsons Landing). 360 Comment
  UCR227776  Madia gracilis R. F. Thorne, Percy C. Everett 1965-5-11 34676 Los Angeles Channel Islands, Santa Catalina Island, on and above summit road from Avalon to airport 91 Comment
  SD725  Maianthemum stellatum Ruth B. Randall Jul 1931 Los Angeles Big Pines. Comment
  SFV22098  Maianthemum stellatum J. G. Tirrell, G. M. Bothwell 2011-7-28 LS37 Los Angeles San Gabriel Mountains About 0.3 miles above south side of Highway 2 near mile marker 67.86. 2435 Comment
  OBI78718  Malacothamnus Jill M. Bushakra, with John Bushakra 2001-6-2 114 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
  RSA262029  Malacothamnus clementinus Reid V. Moran, Beaquchamp, Oberbauer 1975-8-24 22697 Los Angeles San Clemente Island: China Canyon 130 Comment
  SBBG98444  Malacothamnus clementinus T. Ross 1991-5-23 5506 Los Angeles Wilson Cove settlement; lawn at bus stop on N side of Bldg 60112 53 Comment
  CAS-BOT-BC230922  Malacothamnus davidsonii W. S. Lyon Aug 1884 s.n. Los Angeles Big Tujunga [Tajunga] Comment
  RSA3153  Malacothamnus davidsonii Carl B. Wolf 1931-7-30 2296 Los Angeles 0.5 miles east of San Fernando 305 Comment
  RSA642698  Malacothamnus davidsonii Orlando Mistretta 1992-7-14 723 Los Angeles San Gabriel Mountians: Gold Canyon Trail; Tujunga Ranger District. Comment
  CAS-BOT-BC206218  Malacothamnus fasciculatus Carl B. Wolf 1932-5-11 3575 Los Angeles Hillside at west side of Isthmus Harbor, Santa Catalina Island 30 Comment
  SBBG38761  Malacothamnus fasciculatus var. catalinensis R. Moran 1941-3-3 670 Los Angeles near Parson's Landing 60 Comment
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Oct 15 2014
  UC303547  Malacothamnus fasciculatus var. fasciculatus I. Johnston 1917-5-13 982 Los Angeles San Gabriel Wash 152 Comment
  RSA646131  Malacothamnus fremontii Orlando Mistretta 1992-9-14 s.n. Los Angeles San Gabriel Mountains: North Fork Saddle. Tujunga Ranger District. Comment
  SEINET11799405  Malacothrix californica J. F. Bright 1936-1 1002 Los Angeles Antelope Valley Comment
  SD232192  Malacothrix clevelandii Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9602 Los Angeles Liebre Mts: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 395 Comment
  UC565539  Malacothrix clevelandii H. L. Mason 1927-6-11 3748 Los Angeles Mount Wilson San Gabriel Mountains, Mount Wilson 1219 Comment
  UCR94702  Malacothrix coulteri A. C. Sanders, E. J. Lott 1993-5-6 13950 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UC1215156  Malacothrix foliosa Peter H. Raven 1962-5-8 17625 Los Angeles opposite Wilson Cove (near w shore of island); San Clemente Island 45 Comment
  UC1191988  Malacothrix saxatilis var. tenuifolia Malcolm A. Nobs and S. Galen Smith 1948-9-8 644 Los Angeles just w Malibu Comment
  JEPS66248  Malosma laurina Ira W. Clokey, B. Templeton June 1929 4588 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 300 Comment
  RSA386405  Malosma laurina L. E. Hoffman 1931-10-25 s.n. Los Angeles Dark Canyon. Comment
  CAS-BOT-BC206656  Malva assurgentiflora Louis Wheeler 1932-8-28 1307 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  RSA659679  Malva nicaeensis Chris White 1991-5-20 37 Los Angeles Point Fermin. Comment
  POM62150  Malva nicaeensis Roxana Stinchfield 1916-6-15 272 Los Angeles House yard - College City. Comment
  SD69610  Malva parviflora Robert F. Thorne, P. Everett 1965-5-10 34516 Los Angeles Santa Catalina Island; near upper end of Gallagher Canyon. 441 Comment
  LA200409  Marah macrocarpa C. L. Hogue; 1954-3-13 sn Los Angeles Santa Monica Mountains, near Seminole Hot Springs 335 Comment
  RSA670162  Marah macrocarpa Joseph M. Keefe 2001-3-16 31112 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  SBBG26468  Marah macrocarpa M. R. Benedict 1965-12-12 Los Angeles ridge above W Parson's Beach 6 Comment
  SFV21019  Marah macrocarpa L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 698 b Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. South side of slope at saddle of Verdugo Motorway and Brand Park Motorway on the crest of mountains. 823 Comment
  RSA656260  Marah macrocarpa Steve Archer 1977-4-6 5 Los Angeles Verdugo Mountains: Scoll Canyon, north on Briggs Avenue from Foothill Blvd., La Crescenta. 366 Comment
  UC1408989  Marah macrocarpa var. macrocarpa Gary Wallace and G. Cromwell 1966-2-19 6 Los Angeles 2 mi n Glendora (up Glendora Mountain Road on a side fire road) Comment
  RSA409838  Marrubium vulgare James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale. Comment
  JEPS63278  Marrubium vulgare W. L. Jepson 1920-5-3 8920 Los Angeles Mission San Fernando Comment
  OBI69390  Marrubium vulgare Patrick Byrne, Kelly Moser 1994-5-14 39 Los Angeles Santa Monica Mts, Topanga State Park, topanga, nearentrance at end of Waveview Dr, alongside a dirt fire rd 350 Comment
  UCSB12717  Marrubium vulgare Hochberg, Fred 1961-3-30 Los Angeles 1/2 mile south on Middle Canyon Road from junction with Airport Road, Catalina Island Comment
  SFV13511  Marsilea vestita subsp. vestita M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 911 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  POM6037  Matricaria matricarioides M. Howland s.n. Los Angeles Claremont. 365 Comment
  CAS-BOT-BC422746  Meconella denticulata Le Roy Abrams 1899-3-1 235 Los Angeles Santa Monica Mts, Sepulveda Canon [Canyon] Comment
  UCR208885  Meconella denticulata Albert J. Perkins 1914-5-2 s.n. Los Angeles San Gabriel Mtns., trail from Azusa to Rincon [Rincon is near confluence of the west and north forks of the San Gabriel River -- Tim Ross] 457 Comment
  RSA749113  Medicago lupulina R. G. Swinney 2005-8-9 8418 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA683178  Medicago lupulina LeRoy Gross 2003-5-19 1026 Los Angeles Bluff south side of Big Tujunga Wash, weed in yard in housing tract called Sunhill Estates. City of Sunland. 366 Comment
  SBBG12324  Medicago polymorpha P. H. Raven 1962-4-9 17131 Los Angeles near barracks, Wilson Cove 60 Comment
  LA82121  Medicago polymorpha O. H. Kappler; 1941-3-30 159 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM348029  Medicago polymorpha C. B. Liter 1928-04 s.n. Los Angeles Seal Beach. Comment
  RSA624067  Medicago polymorpha L. C. Wheeler 1967-5-18 9647 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  RSA624071  Medicago polymorpha L. C. Wheeler 1967-5-18 9648 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  CAS-BOT-BC281500  Melica imperfecta Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash Comment
  LA103569  Melica imperfecta Barry A. Prigge; 1986-3-29 7157 Los Angeles San Gabriel Mountains, E of Red Rover Mine Road X Antelope Valley Freeway on Escondito Canyon Road 914 Comment
  RSA133750  Melica imperfecta P. H. Raven 1959-4-4 13960 Los Angeles Just east of Zuma Beach, Point Dume 30 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
  RSA674249  Melica imperfecta LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 700 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 695 Comment
  UC537062  Melica imperfecta P. A. Munz 1934-4-2 13139 Los Angeles Puddington Canyon; San Dimas 304 Comment
  UCD87882  Melica imperfecta Daryl Koutnik 1978-4-28 430 Los Angeles Along fireroad north of Mulholland Hwy and northwest of Saddle Rock. 609 Comment
  UCR260326  Melica imperfecta R. G. Swinney 2010-5-4 12550 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
  RSA0115861  Melica imperfecta Steven A. Junak 1999-5-6 SCa- 890 Los Angeles Santa Catalina Island. Just below ridgetop on island's main divide. 152 Comment
  CAS-BOT-BC281093  Melica stricta A. A. Beetle 1942-6-25 3639 Los Angeles San Bernardino Mts, 4 miles N of Big Pine Camp on Route 2 1828 Comment
  RSA87328  Melica stricta var. albicaulis F. W. Peirson 1923-5-25 3524 Los Angeles Along stream on south side of canyon of Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  RSA0083092  Melilotus indicus R. G. Swinney 2010-3-24 12068 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  POM348182  Melilotus indicus Patricia Krueger 1940-7-20 20516 Los Angeles Compton, Los Angeles County Comment
  UCSB41660  Melilotus indicus Warren, Linette 1982-4-17 Los Angeles 900 feet up dirt road off Browns Canyon Road; 0.5 miles north of its junction with Simi Valley Fwy.; Browns Canyon; Chatsworth 365 Comment
  LA200589  Mentha canadensis Jonathan Sauer; R Tommaso 1977-7-16 5985 Los Angeles 213 Comment
  RSA0051408  Mentzelia affinis A. C. Sanders 2010-5-7 38338 Los Angeles Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary. 30 Comment
  RSA729521  Mentzelia albicaulis R. G. Swinney 1999-7-5 7534 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  RSA440367  Mentzelia albicaulis Bonnie C. Templeton, I. W. Clokey 1930-4-8 s.n. Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  UCR206268  Mentzelia dispersa R. G. Swinney 2008-6-10 8998 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA0057904  Mentzelia laevicaulis Richard G. Swinney 2010-9-7 13696 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UCR182251  Mentzelia laevicaulis R. G. Swinney 1997-12-31 5888 Los Angeles South Coast, Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway, about 300 m east of Irwindale Avenue 152 Comment
  RSA0034479  Mentzelia lindleyi L. Haines 1949-4-28 s.n. Los Angeles Canoga Park. 243 Comment
  RSA603329  Mentzelia micrantha Scott D. White 1997-5-21 5213 Los Angeles San Gabriel River Canyon: N of Azusa; slope above Hwy 39 above San Gabriel Reservoir. 457 Comment
  UCR78072  Mentzelia micrantha David Charlton 1991-7-5 5501 Los Angeles San Gabriel Mtns., Lake Hughes Road, south of Castaic Lake, l mi. [NE] of Visitor Center 400 Comment
  RSA446760  Mentzelia micrantha Anstruther Davidson 1908-01 1984 Los Angeles Hollywood. Comment
  RSA83764  Mentzelia micrantha H. E. Hasse 1890-5-18 s.n. Los Angeles Santa Monica Mt. Comment
  RSA9658  Mentzelia veatchiana Louis C. Wheeler 1932-4-9 561 Los Angeles 4 mi. WSW Fairmont, Antelope Valley. 915 Comment
  CATA1656  Mesembryanthemum crystallinum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2943 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  LA202820  Mesembryanthemum nodiflorum J. D. Sauer; D. L. Johnson 1969-5-10 4500 Los Angeles San Clemente Island, N of Eel Point, central W coast Comment
  CAS-BOT-BC349181  Microseris elegans K. L. Chambers 1954-4-26 496 Los Angeles Ventura Blvd. (Hwy. 101), Russell Valley, ca. 3 mi. e. of Thousand Oaks Comment
  RSA347515  Microseris heterocarpa B. A. Prigge 1986-3-19 6925 Los Angeles Santa Monica Mountains: 0.3 miles west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  UCR223754  Microseris lindleyi R. G. Swinney 2009-5-28 10969 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA784354  Microsteris gracilis Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 9 Los Angeles Road 7N23 turn from road 7N08 Comment
  LA51932  Mimulus aurantiacus Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA407716  Mimulus aurantiacus O. R. Dorado, Aaron Liston, K. Tan 1987-6-10 1686 Los Angeles San Gabriel Mtns. Near Rincon Ranger Station. 762 Comment
  RSA151198  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-7-11 18001 Los Angeles on hot rocky wall near head of Twin Canyon, San Clemente Island 427 Comment
  JEPS23717  Mimulus aurantiacus var. pubescens Peter H. Raven 1959-5-9 14167 Los Angeles 1 mi w Las Virgenes Rd. (Mulholland Hwy.); Santa Monica Mountains, Malibu Creek drainage 274 Comment
  POM81  Mimulus aurantiacus var. pubescens Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  RSA442699  Mimulus aurantiacus var. puniceus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA764933  Mimulus bigelovii Doris Bowers 1957-4-25 650 Los Angeles Mohave Desert N/o Big Pines 1220 Comment
  RSA420663  Mimulus cardinalis F. R. Fosberg 1931-5-2 S- 4737 Los Angeles Middle Ranch Canyon Santa Catalina Island 200 Comment
  RSA80121  Mimulus cardinalis F. W. Peirson 1910-08 194 Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  UCR194754  Mimulus floribundus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 716 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA408108  Mimulus fremontii Roy R. Snelling 1977-3-19 28 Los Angeles Mojave Desert, 2 miles S of Pearblossom. 1067 Comment
  UC1023689  Mimulus fremontii var. fremontii Francis W. Pennell 1940-5-5 25320 Los Angeles w Sunland; Big Tujunga Wash 396 Comment
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May 20 2010
  HSC20745  Mimulus guttatus C. S. Apperson 1967-6-3 Los Angeles 4 mi. from Gorman on Hwy. 138 Comment
  RSA447958  Mimulus guttatus Robert Kessler 1925-10 s.n. Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA0028704  Mimulus longiflorus Fred Brooks 1988-4-23 20 Los Angeles San Antonio Canyon, below the first tunnel ca. 3,000 ft. along dry stream and sides of canyon. Comment
  RSA628638  Mimulus moschatus Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  UCR124481  Mimulus moschatus B. C. Templeton 1932-7-20 5004 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA80486  Mimulus palmeri F. W. Peirson 1907-7-9 1124 Los Angeles Pine Flats Comment
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Dec 10 2014
  RSA748897  Mimulus pilosus R. G. Swinney 2005-5-21 8263 Los Angeles west of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR206148  Mimulus pilosus R. G. Swinney 2008-6-4 8924 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  RSA589066  Mimulus pilosus Orlando Mistretta 1994-6-6 1330 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  UCSB33657  Mimulus pilosus Miller, Brian 1960-6-23 Los Angeles Devil's Gate Dam 457 Comment
  UCR210446  Mirabilis jalapa R. G. Swinney 2008-12-2 9929 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  UCR241082  Mirabilis laevis Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  UCR266183  Mirabilis laevis John Knapp, Denise Knapp 2003-5-10 55 Los Angeles Channel Islands, Catalina Island 427 Comment
  RSA464663  Mirabilis laevis var. crassifolia E. A. Purer 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA782809  Mollugo verticillata A. C. Sanders, Dan S. Cooper 2010-8-5 38534 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UC625098  Monanthochloe littoralis F. R. Fosberg 1931-5-20 S 4927 Los Angeles Santa Catalina Island, Catalina Harbor Catalina Harbor; Santa Catalina Island, Catalina Harbor 0 Comment
  SBBG13654  Monardella breweri E. R. Blakley 1958-5-10 2280 Los Angeles Hwy 138, 14 mi E of Quail Lake, Antelope Valley 914 Comment
  CAS-BOT-BC219938  Monardella breweri subsp. lanceolata F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 Comment
  UC1929644  Monardella exilis Scott D. White 2003-6-8 9508 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  RSA0035059  Monardella lanceolata Lee Haines 1935-7-11 s.n. Los Angeles Big Dalton Canyon, San Gabriel Mts. Comment
  RSA0003927  Monardella saxicola I. M. Johnston 1918-9-1 2133 Los Angeles San Antonio Mts, near Brown's Flat 1311 Comment
  CAS-BOT-BC349490  Monolopia lanceolata Geo. B. Grant 1903-3-1 798 Los Angeles Highland Park Comment
  UCR223751  Montia fontana R. G. Swinney 2009-5-28 10966 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA156359  Mucronea californica var. suksdorfii L. R. Abrams 1902-6-10 2507 Los Angeles Near Playa del Rey. Comment
  CHSC98735  Muhlenbergia californica LeRoy Gross 2003-1-11 680 Los Angeles Transverse Ranges: San Gabriel Mountains Region;: Middle of Oakwilde trail campground, in the Arroyo Seco Canyon. Above the confluence of Dark Canyon. Along west side of the Arroyo Seco Creek, just on the creek's bank. 604 Comment
  SBBG113062  Muhlenbergia microsperma S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 600 Los Angeles Whitley's Pk, overlooking upper part of Swain's (Swain) Cyn 374 Comment
  SBBG32120  Muhlenbergia microsperma R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -321 Los Angeles below salt water reservoir, SW of Avalon 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
  RSA0127985  Muilla coronata Kevin Cornell 2017-3-27 s.n. Los Angeles Lebata Mine to the northeast of the city of Pearblossom. 868 Comment
  RSA587028  Muilla maritima Orlando Mistretta 1994-6-15 1360 Los Angeles Santiago Canyon. Side drainage entering Santiago canyon from the W, about 3 miles S of confluence of Santiago Creek and Little Rock creek. 1341 Comment
  SBBG13272  Myriopteris newberryi M. A. Piehl 1962-6-9 62328 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA596847  Narcissus papyraceus Steve Boyd, Timothy S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9127 Los Angeles Liebre Mountains region, along Old Ridge Route north of Templin Highway and west of the confluence of Castaic Creek and Fish Creek. 957 Comment
  SBBG14260  Nassella cernua M. A. Piehl 1962-6-9 62366 Los Angeles Thirst 597 Comment
  CAS-BOT-BC259912  Nassella lepida Marcus E. Jones 1882-5-2 3544 Los Angeles Pasadena Comment
  POM484094  Nassella lepida C. Epling 1931-04 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA0038712  Nassella lepida R. G. Swinney 2010-3-22 12005 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  CAS-BOT-BC260139  Nassella pulchra L. R. Abrams; I. L. Wiggins 1931-7-6 381 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  RSA251490  Nassella pulchra R. F. Thorne 1973-4-12 42886 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  RSA456544  Nasturtium officinale Jack Delaini 1974-4-25 135 Los Angeles Along San Dimas Creek 366 Comment
  LA99224  Navarretia hamata Harlan Lewis; 1942-6-7 Los Angeles SANTA MONICA MOUNTAINS, Sunset Blvd. Comment
  RSA468365  Navarretia prostrata Edwin Kline 1896-1 s.n. Los Angeles Los Angeles Comment
  SFV20779  Navarretia pubescens T. Sagar 2007-5-29 s. n. Los Angeles Santa Monica Mountains Malibu Springs Trail from Decker School Road, northwest of Nicholas Flat. 480 Comment
  SEINET10464912  Nemacladus glanduliferus var. orientalis Jones Jones s.n. Los Angeles Los Angeles 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
  SEINET7063582  Nemophila heterophylla A. G. Vestal 1947-4-8 s.n. Los Angeles Sierra Pelona Valley. UTM Zone 11, 379973mE, 3819635mN. (WGS84/NAD83). 835 Comment
  SEINET4080335  Nemophila menziesii R. Moran 1941-1 681 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 300 Comment
  UC450875  Nemophila menziesii Fay A. MacFadden 1931-3-7 2573 Los Angeles Vineland Ave. , Vineland Ave. (Roscoe) Comment
  SD38531  Nemophila menziesii Edith A. Purer 1931-3-7 1002 Los Angeles Other collections same day made at Oakwilde campground, Los Angeles County Comment
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Jul 10 2010
  UC1069199  Nemophila menziesii var. integrifolia A. D. Gifford 1935-5-8 691 Los Angeles 4 3/4 mi ene Warm Springs; Tejon Quad., ene of Warm Springs Comment
  POM3611  Nemophila menziesii var. integrifolia O. W. Robinson 1916-3-10 s.n. Los Angeles East of Greek Theater. Claremont. Comment
  RSA421375  Nemophila menziesii var. integrifolia Louis C. Wheeler 1932-4-16 635 Los Angeles W fork Santa Anita Canyon. 762 Comment
  SFV17366  Nemophila menziesii var. menziesii J. N. Hogue, D. L. Bishop 1998-5-28 110 .1 Los Angeles San Gabriel Mountains Arroyo Seco near Switzer's Picnic Area. 976 Comment
  UCR271489  Nemophila pedunculata R. G. Swinney 2011-5-3 14557 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA0060116  Nicotiana clevelandii Blanche Trask 1901-03 s.n. Los Angeles Avalon, Catalina Island. Comment
  RSA0057926  Nicotiana glauca Richard G. Swinney 2010-2-27 11774 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, E end of Orcas Park to 0.5 mi. toward the east and from the I-210 Fwy. to Big Tujunga Wash to the south. 331 Comment
  SEINET10884683  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3976 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  RSA0048291  Nierembergia hippomanica P. R. Brown 1970-5-19 55 Los Angeles Trail, East hill, Canon de Lana. Comment
  SBBG17996  Notholaena californica E. R. Blakley 1963-4-7 5510 Los Angeles Middle Ranch Cyn, 1 mi below Eagle's Nest 60 Comment
  RSA617157  Nothoscordum borbonicum Scott D. White 1996-4-13 3929 Los Angeles Geneva Avenue: N of San Jose, S of Arrow Highway, W of Indian Hill, E of Towne. 323 Comment
  UCSB10001  Nuttallanthus texanus Wedberg, H. 1958-2-22 Los Angeles On Point Dume Comment
  UCR127028  Oenothera californica Mark A. Elvin, Cathleen Weigand 2003-4-7 2441 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  RSA578597  Oenothera californica subsp. californica Tim S. Ross, Steve D. Boyd 1994-5-4 7616 Los Angeles Liebre Mountains, San Francisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit 1055 Comment
  SBBG61335  Oenothera californica subsp. californica R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  UC1007153  Oenothera glazioviana P. A. Munz 1938-6-15 15243 Los Angeles Claremont Comment
  CATA462  Oligomeris linifolia Sara L. Crockett, Steve Junak 1997-3-27 605 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  SFV12551  Opuntia basilaris M. H. Grayum, D. L. Koutnik 1977-11-25 885 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  UCR281028  Opuntia basilaris A. C. Sanders 2006-5-16 32353 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  PASA1870  Opuntia lindheimeri Chester T. Allcott Los Angeles Arroyo Seco Comment
  RSA719122  Opuntia littoralis Naomi Fraga 2001-5-27 56 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  UCR209505  Opuntia phaeacantha R. G. Swinney 2008-6-9 9018 Los Angeles San Gabriel Mountains, Paradise Springs (Big Rock Creek Camp), 100 m west of campground on north bank of Big Rock Creek 1427 Comment
  POM285265  Opuntia vaseyi Lyman Benson 1953-6-3 15134 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  RSA459610  Opuntia vaseyi F. R. Fosberg 1932-7-15 8613 Los Angeles Laurel Canyon, Santa Monica Mountains. Comment
  CATA1194  Orobanche bulbosa Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2207 Los Angeles Santa Catalina Island: Upper White's Landing Road. 426 Comment
  JEPS11668  Orobanche californica subsp. feudgei Frank W. Peirson 1921-7-3 2489 Los Angeles San Gabriel Mountains. Ridge south of Swartout Valley. Comment
  RSA660074  Orobanche californica subsp. feudgei Orlando Mistretta 1992-5-25 420 Los Angeles Fenner Canyon Conservation Camp. 1641 Comment
  RSA670403  Orobanche californica subsp. feudgei Bonnie C. Templeton 1932-5-31 4850 Los Angeles Big Pines Camp. San Gabriel Mountains. Comment
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Nov 15 2008
  RSA747177  Orobanche californica subsp. feudgei Orlando Mistretta 1992-6-25 615 Los Angeles Horse Flats. Comment
  RSA641378  Orobanche fasciculata Orlando Mistretta 1995-6-23 1830 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 1. 1829 Comment
  RSA0076502  Orobanche fasciculata Robert F. Thorne, Mae Z. Thorne 1967-7-19 37157 Los Angeles San Gabriel Mts., Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  RSA402085  Orthocarpus purpurascens Gus Gluechert 1937-4-28 s.n. Los Angeles Hills, Culver City. Comment
  PASA160  Orthocarpus purpurascens var. venustus Margaret Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
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Sep 5 2014
  UC1595366  Osmorhiza berteroi Tim Ross and Steve Boyd 1990-6-18 3451 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek USGS 7.5' quad (northerly draw draining to Jackson Lake) 1877 Comment
  LA35915  Osmorhiza brachypoda Peter H. Raven; Henry J. Thompson 1960-4-2 14852 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.7 mi NW of Topanga Canyon 243 Comment
  RSA0106748  Osmorhiza brachypoda R. G. Swinney 2011-5-3 14577 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UCR190129  Osmorhiza chilensis R. G. Swinney 1998-10-3 7013 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  RSA592396  Oxalis albicans subsp. californica Mark Hoefs 1974-5-1 441 Los Angeles Santa Catalina Island: NW side of Renton Mine Road. 137 Comment
  CATA1132  Oxalis pes-caprae Mark L. Hoefs 1995-5-23 2120 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  UC1584711  Oxalis pes-caprae Tim Ross 1991-3-24 4298 Los Angeles small canyon that drians northward to Thurnbull Canyon from the nw side of Workman Hill Whittier Hills (Puente Hills, pro Parte) Comment
  POM353463  Oxalis pes-caprae Louis C. Wheeler 1932-2-22 449 Los Angeles 2 miles north Claremont 412 Comment
  UCR209906  Oxytheca caryophylloides R. G. Swinney 2008-7-24 9287 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UC1586222  Oxytheca trilobata Tim Ross 1991-8-16 5859 Los Angeles s end Horse Flats; San Gabriel Mountains, Chilao Flat USGS 7.5' Quad 1720 Comment
  RSA601331  Oxytheca trilobata Steve Boyd, Lauren Raz 1997-6-17 9965 Los Angeles Liebre Mountains region: Western end of Sawmill Mountain at saddle between Fish Canyon and first canyon west of Sawmill Canyon, along Forest Service road 7N23, ca. 0.7 road miles east of junction with 7N19., At the point where fuelbreak crosses the road. 1549 Comment
  CAS-BOT-BC121171  Paeonia californica LeRoy Abrams 1902-3-11 3112 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  UC1302325  Paeonia californica Peter H. Raven and Robert F. Thorne 1964-5-7 19026 Los Angeles near Seminole Hot Springs; Santa Monica Mountains, Saddle Rock Ranch Comment
  RSA594301  Panicum capillare Steve Boyd, Lauren Raz 1996-10-14 9067 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  POM367107  Parapholis incurva Robert Gustafson 1981-4-29 2220 Los Angeles Ballona Wetlands, Area 1. Comment
  UC455256  Parietaria hespera var. hespera I. J. Condit 1911-3-27 Los Angeles Catalina Island Comment
  CAS-BOT-BC265636  Paspalum distichum J. Ewan 1931-10-24 5262 Los Angeles North shore Malibu Lake, Santa Monica Mts. Comment
  UCR204903  Paspalum vaginatum R. E. Riefner Jr. 2006-7-8 06- 290 Los Angeles South Coast, city of Malibu, Malibu Lagoon, west lagoon south of Pacific Coast Hwy 1 Comment
  SEINET5581950  Passiflora caerulea D. J. Hearn 2003-1 C- 1 Los Angeles Escaped plant at the Los Angeles County Arboretum, Arcadia, California, USA Comment
  SEINET10886020  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 441 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #103 in Honduras Comment
  OBI2907  Pectocarya penicillata Lewis S. Rose 1968-4-5 68015 Los Angeles Acton, Mojave Desert 823 Comment
  RSA0060763  Pectocarya penicillata LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6828 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0085402  Pectocarya penicillata R. G. Swinney 2010-5-19 12819 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
  RSA593439  Pectocarya penicillata Steve Boyd 1996-4-24 8643 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA597779  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-14 9173 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  UCSB27907  Pectocarya penicillata Kunze, G. 1971-4-17 Los Angeles California 14; 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  RSA507569  Pectocarya setosa L. C. Wheeler 1967-5-9 9377 Los Angeles Aliso Canyon E of Acton. 915 Comment
  UC1114563  Pectocarya setosa Peter H. Raven 1958-3-23 11964 Los Angeles 4.3 mi s Pearblossom (above Big Creek along rd) Comment
  CATA2232  Pelargonium peltatum Sara L. Crockett 1997-3-25 98 Los Angeles Santa Catalina Island: 323 Whittley Avenue 76 Comment
  UCR270484  Pellaea andromedifolia R. G. Swinney 2011-3-22 14193 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA534134  Pellaea andromedifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5056 Los Angeles San Clemente Island. At the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  SFV14646  Pellaea andromedifolia S. Jonsson 1989-4-19 s. n. Los Angeles Santa Monica Mountains Devil's Canyon of Topanga Canyon Road development. 0.75 miles upstream of dam on south-facing slope. Comment
  SEINET4044540  Pellaea mucronata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCR204847  Pellaea mucronata R. G. Swinney 2005-8-11 8438 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  CHSC95752  Pellaea mucronata var. mucronata Joseph Marlowe Keefe 2001-1-19 30983 Los Angeles Vergudo Mountains. Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, CA 91040. 384 Comment
  LA94169  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-27 1813 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  RSA599822  Pellaea mucronata var. mucronata Steve Boyd, Lauren Raz 1997-3-31 9399 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
  UCD89447  Pennisetum clandestinum Peter H. Raven 1957-9-21 11343 Los Angeles West Channel Road, Santa Monica. Comment
  UCR256837  Pennisetum setaceum R. G. Swinney 2010-8-16 13544 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  OBI2655  Penstemon centranthifolius Brian C. Miller 1963-6-15 s.n. Los Angeles Singing Springs Mill Crk Cyn, San Gabriel Mts 1219 Comment
  SFV18221  Penstemon centranthifolius M. Danielczyk 2001-5-16 32 Los Angeles San Gabriel Mountains Highway 2, mile marker 43.17. 1450 Comment
  RSA660071  Penstemon centranthifolius Orlando Mistretta 1992-5-25 401 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA773286  Penstemon grinnellii R. G. Swinney 2009-6-24 11276 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  RSA586479  Penstemon grinnellii subsp. grinnellii Orlando Mistretta 1995-6-20 1819 Los Angeles Bare Mountain Canyon. 1829 Comment
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Nov 26 2007
  UCR273195  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-7-8 15494 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCD124192  Penstemon grinnellii var. grinnellii Steve Mason; Helen M. Mason 1993-5-5 29 Los Angeles on Angeles Crest Hwy., 3.5 miles above Big Tujunga Canyon Road, above large parking area on southwest side of road, below water tank. 1798 Comment
  UCSB31539  Penstemon heterophyllus var. australis Griesel, Wesley 1962-7-6 Los Angeles Tapia Park; Santa Monica Mts 152 Comment
  RSA0076600  Penstemon heterophyllus var. australis J. Ewan 1931-5-16 4204 Los Angeles Dry Canyon above Calabasas, Santa Monica Mts. Comment
  SD230301  Penstemon rostriflorus Steve Boyd 1997-7-5 10005 Los Angeles Liebre Mountains Region: Southeastern flank of Liebre Mt. along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuel break. 1524 Comment
  RSA401906  Penstemon spectabilis Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Growing on moutain trail in sun, overlooking Ferndell, Griffith Park. Comment
  RSA191124  Penstemon spectabilis subsp. subviscosus Robert F. Thorne, M. Z. Thorne 1967-6-25 37094 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA0059333  Pentagramma triangularis M. B. Dunkle 1928-4-21 1869 Los Angeles Santa Catalina Island: Renton Mine Road 274 Comment
  RSA0066057  Pentagramma triangularis D. Propst, M. Hoefs 1973-2-5 1 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  LA94188  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-6 1662 Los Angeles SANTA MONICA MOUNTAINS, ravine between Las Flores and Big Rock Rd, ca 0.25 mi above Hwy 1. 45 Comment
  RSA687375  Pentagramma triangularis subsp. triangularis L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard's Can. Angeles National Forest Comment
  SBBG13266  Pentagramma triangularis subsp. viscosa M. A. Piehl 1962-6-9 62322 a Los Angeles head of cyn just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  CATA3285  Peritoma arborea var. arborea Julie L. King 2017-3-1 63 Los Angeles Santa Catalina Island: Isthmus Rd. near zone 1 fence 176 Comment
  CATA1673  Perityle emoryi Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2964 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  POM158295  Perityle emoryi M. B. Dunkle 1928-4-29 1902 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  RSA423796  Petunia parviflora Anstruther Davidson 1921-7-1 3440 Los Angeles Playa del Rey. Comment
  RSA777682  Phacelia affinis Orlando Mistretta, Christine Mistretta 2010-5-19 5108 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA0003807  Phacelia austromontana F. W. Peirson 1928-6-2 7940 Los Angeles San Gabriel Mts., Trail up South Fork of Rock Creek 1829 Comment
  UC24309  Phacelia bicolor var. bicolor Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  RSA0037418  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-29 13418 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA0091109  Phacelia cicutaria var. hispida R. G. Swinney 2011-4-28 14548 Los Angeles north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  RSA650555  Phacelia cicutaria var. hispida 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. Comment
  SBBG95418  Phacelia cicutaria var. hispida M. B. Dunkle 1929-4-13 2119 Los Angeles Little Gibraltar Comment
  UCR210534  Phacelia cicutaria var. hispida R. G. Swinney 2008-12-4 9942 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA160527  Phacelia cicutaria var. hispida J. D. Olmsted 1958-3-9 33 Los Angeles along hillsides of Johnson Cr. and Thompson Cr.; southwestward drainage along Thompson Cr. east of Webb School and 3/4 mi. NW of intersection of Indian Hill and Baseline NW Claremont. 457 Comment
  RSA427640  Phacelia cicutaria var. hispida Edwin Kline 1926-5-31 s.n. Los Angeles Coast Range, Los Angeles. Comment
  JEPS2359  Phacelia davidsonii Frank W. Peirson 1918-5-26 163 Los Angeles mt summit San Gabriel Mountains, Mount Wilson 1752 Comment
  RSA426027  Phacelia davidsonii Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  RSA601913  Phacelia davidsonii Louis C. Wheeler 1964-6-20 8491 Los Angeles Mt. Waterman. Comment
  RSA0076958  Phacelia distans R. G. Swinney 2010-5-19 12822 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
  RSA0087878  Phacelia distans R. G. Swinney 2010-3-13 11872 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA517856  Phacelia distans Steve Boyd 1986-3-30 1508 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA607020  Phacelia distans Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA74948  Phacelia distans F. W. Peirson 1921-5-20 4714 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1006 Comment
  UC1002526  Phacelia distans A. M. Johnson 1933-5-17 4272 Los Angeles dunes El Segundo Comment
  UCR282036  Phacelia distans R. G. Swinney 2014-4-30 16244 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR50986  Phacelia distans A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7770 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  RSA773012  Phacelia distans Robert F. Thorne 1963-5-15 31661 -b Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  UCR110877  Phacelia douglasii A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22006 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
  SBBG11779  Phacelia fremontii H. and M. Dearing 1935-4-13 1472 Los Angeles Bouquet Cyn Comment
  SBBG125856  Phacelia fremontii A. Parikh, N. Gale 2010-6-2 3249 Los Angeles Sierra Pelona, 3.9 km W of State Hwy 14, 2.1 km SW of California Aqueduct; E Liebre Mts 1114 Comment
  UCR281982  Phacelia fremontii R. G. Swinney 2014-4-17 16091 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  LA38512  Phacelia grandiflora M. Zaitlin; 1951-5-18 sn Los Angeles Comment
  SEINET5286900  Phacelia heterosperma Unknown 1980 Los Angeles Rock Creek [banks of Rock creek, borders of the Mojave desert] Comment
  UCD120526  Phacelia hubbyi Michael Alvord; Curtis Schway 1993-3-28 5 Los Angeles Santa Monica Mtns., Malibu State Park, S.E. corner of Mulholland Dr. and Cornell Rd., 200 ft. into driveway, before trail. 240 Comment
  POM175345  Phacelia imbricata subsp. imbricata E. Crow 1930-6-29 s.n. Los Angeles near Pine Flats Comment
  RSA660220  Phacelia longipes Fred Brooks 1988-5-7 38 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  SBBG54428  Phacelia longipes L. R. Abrams 1902-7-12 2711 Los Angeles Coldwater Cyn, San Antonio Mtns Comment
  RSA428056  Phacelia lyonii Anstruther Davidson 1897-06 1927 Los Angeles Catalina Island. Comment
  RSA0120160  Phacelia minor R. G. Swinney 2014-5-27 16666 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  RSA678247  Phacelia minor Valerie L. Soza, Steve D. Boyd 2002-4-10 1389 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 655 Comment
  UC131489  Phacelia minor Alice Eastwood 1891-3-28 Los Angeles Pasadena Comment
  UC1611566  Phacelia minor Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4836 Los Angeles Parker Mountain Liebre Mountains, Acton 7.5' USGS Quadrangle (and ridge to sw, sw of Acton and nne of Ravenna, nw Los Angeles Co.) 1118 Comment
  UCR276912  Phacelia minor R. G. Swinney 2011-3-29 14261 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
  RSA428068  Phacelia minor M. D. Proctor 1950-5-31 832 Los Angeles Santa Anita Canyon Comment
  UCSB5418  Phacelia minor Wedberg, H. 1958-5-3 Los Angeles San Antonio wash 1/2 mile up Baldy Road from Padua Hills Road Comment
  CAS-BOT-BC145050  Phacelia mohavensis Oliver unspecified s.n. Los Angeles Antelope Valley Comment
  RSA74508  Phacelia mohavensis F. W. Peirson 1921-6-15 962 Los Angeles Trail from Pine Flats to Chilao. 1677 Comment
  CAS-BOT-BC159102  Phacelia ramosissima var. latifolia S. F. Blake 1910-8-11 685 Los Angeles Near Verdugo, near brook Comment
  UCR265023  Phacelia tanacetifolia Mitch Provance, Callen Huff 2009-4-28 10671 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCR127211  Phacelia viscida A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26275 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  CATA1234  Phalaris aquatica Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2304 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA802346  Phalaris minor Orlando Mistretta, Cher Batchelor 2011-7-26 5981 Los Angeles West Fork San Gabriel. Slopes south of Cogswell Reservoir. 915 Comment
  SD240811  Phalaris minor Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-19 8017 Los Angeles Antelope Valley, north of Lancaster, 25 m west of Sierra Highway, 180 m north of Avenue F. 701 Comment
  UCD89174  Phalaris minor Frank W. Gould 1944-4-15 2292 Los Angeles Near corner of Crenshaw and Rosecrans. Comment
  SBBG98536  Pholistoma auritum T. Ross 1991-5-21 5412 Los Angeles upper reaches of Box Cyn, SW side of island 411 Comment
  RSA720234  Pholistoma auritum var. auritum LeRoy Gross 2007-4-21 2641 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  UCR270063  Pholistoma auritum var. auritum R. G. Swinney 2011-3-17 14131 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UC1537541  Pholistoma membranaceum Gordon H. True Jr. 1935-3-5 45 Los Angeles 4 mi. s. Palmdale 944 Comment
  UCR60535  Pholistoma membranaceum R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 54999 Los Angeles San Gabriel Mountains, grassy slopes above Little Rock Creek, below dams 976 Comment
  RSA3551  Pholistoma racemosum Carl B. Wolf 1932-5-9 3495 Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  SBBG13588  Pholistoma racemosum P. H. Raven 1962-5-21 17804 Los Angeles upper Bullrush Cyn 274 Comment
  SBBG78973  Pholistoma racemosum W. A. Wright 1931-3-6 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC134958  Phoradendron bolleanum James R. Shevock 1976-4-24 5016 Los Angeles along Big Pines highway in the vicinity of Apple Tree Campground. San Gabriel Mts., Angeles National Forest 1524 Comment
  RSA587473  Phoradendron densum Orlando Mistretta 1994-4-29 1121 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1524 Comment
  LA209882  Phoradendron leucarpum subsp. macrophyllum Louis C. Wheeler; 1931-12-15 395 Los Angeles San Gabriel Mountains, Thompson Creek Dam 495 Comment
  SD215690  Phoradendron leucarpum subsp. tomentosum Timothy S. Ross, Steve Boyd, Orlando Mistretta & Peter W. Frtisch 1990-6-22 3732 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1707 Comment
  RSA721483  Phoradendron serotinum subsp. tomentosum R. G. Swinney 1995-4-4 3475 Los Angeles Glendora, Glendora Wilderness Park, upper E-facing slope of Mystic Canyon along upper Mystic Canyon trail, c. 0.4 mi. N of Big Dalton Cyn Rd. 488 Comment
  SBBG101137  Phyla nodiflora T. Ross, E. Kellogg 1992-4-11 6121 Los Angeles vicinity of Wilson Cove settlement; ca. 770 m distant from "Harbor" knoll (648') or 178 deg. S, 770 m distant from 32' Benchmark at Wilson Cove Comment
  SD90571  Phyllospadix torreyi Robert F. Thorne 1970-3-5 39369 Los Angeles Santa Catalina Island; wave-washed rocky shore-line at dead-low tide, Catalina Harbor at Isthmus 0 Comment
  CAS-BOT-BC452036  Phyllospadix torreyi C. Epling 1933-7-1 s.n. Los Angeles Palos Verdes Comment
  RSA683979  Phyllospadix torreyi E. Yale Dawson 1957-6-30 17203 Los Angeles Lunada Bay, Los Angelas County. Station # 25. Comment
  POM16373  Physalis philadelphica E. S. Spalding 1922-12-1 s.n. Los Angeles Near Glendale. Comment
  LA202396  Pickeringia montana subsp. montana Arthur C. Gibson; 2001-5-22 4821 Los Angeles Santa Monica Mountains, Sadie Road off Saddle Peak Road Comment
  CAS-BOT-BC207273  Pickeringia montana var. montana Henry J. Thompson 1959-5-24 2016 Los Angeles 1.4 mile east of peak along road to Topanga Canyon, Saddle Peak - Santa Monica Mountains 731 Comment
  RSA717152  Pinus canariensis LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2591 Los Angeles South side of the range. Park on Via Montana at end of Olive Ave, in the city of Burbank. Follow an old road that is overgrown so that a faint trail is all thats left. Sunset Canyon on the west and Story Canyon to the east. 366 Comment
  UCSB11338  Pinus contorta subsp. murrayana Haller, John 1961-8-29 Los Angeles At Lodgepole Picnic Area, Angeles Crest Highway, 9.3 mi. by road west of Big Pines Ranger Station, 1.5 miles east of Dawson Saddle; San Gabriel Mts. 2316 Comment
  RSA384450  Pinus ponderosa Ora M. Clark 1928-12-8 1365 Los Angeles San Gabriel Mountains, Middle elevations Comment
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Mar 27 2014
  CATA2945  Piperia elongata Sarah Ratay, Tyler Dvorak 2010-7-1 125 Los Angeles Santa Catalina Island: Blackjack/Cape Road 422 Comment
  SBBG127001  Piperia elongata A. Parikh, N. Gale 2011-7-20 3571 Los Angeles W Fork San Gabriel River, 6.7 km W of St Hwy 39; San Gabriel Mtns 608 Comment
  RSA382797  Piperia transversa George Henry Grinnell 1938-6-14 s.n. Los Angeles Near Malibu on Seminole Mountain. Comment
  IRVC28619  Piptatherum miliaceum A. C. Sanders, Mark Elvin 2002-6-20 25250 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
  LA103219  Piptatherum miliaceum Barry A. Prigge; 1985-6-14 6397 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA653372  Pittosporum undulatum LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-8 268 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. 335 Comment
  CSUSB1123  Pityrogramma triangularis Keith Thompson 1969-12-13 s.n. Los Angeles Evey Canyon 731 Comment
  LA82519  Pityrogramma triangularis O. H. Kappler; 1941-3-30 163 Los Angeles Santa Monica Mountains, W fork, Las Trancas Canyon 365 Comment
  RSA0115706  Plagiobothrys acanthocarpus Andrew C. Sanders 2008-4-10 34797 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c.0.85 mile SSW of Neenach School, along dirt track beside old fence line. 938 Comment
  SBBG119578  Plagiobothrys arizonicus R. F. Thorne 1973-5-11 43518 Los Angeles N of Shoemaker Cyn between Mile High and Valyermo 1341 Comment
  SBBG63861  Plagiobothrys arizonicus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  SEINET3152899  Plagiobothrys arizonicus var. catalinensis G. B. Grant, W. Wheeler 1904-4-21 996 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California. Comment
  UC76142  Plagiobothrys canescens Geo. B. Grant 996 Los Angeles Eagle Rock Canyon, So. California Eagle Rock Canyon Comment
  UCR261860  Plagiobothrys canescens var. canescens Tim Thomas 1987-3-17 1040 Los Angeles South Coast, Santa Monica Mountains, Paramount Ranch, north secion on small hill 229 Comment
  POM368936  Plagiobothrys nothofulvus Tom Burch 1940-3-15 4022 -6 Los Angeles Santa Susana Pass, near Chatsworth. 610 Comment
  UCR155352  Plagiobothrys nothofulvus A. C. Sanders 2005-5-5 29858 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  POM73133  Plagiobothrys nothofulvus Marcus E. Jones 1882-5-2 7163 Los Angeles [No other locality information] Comment
  UCD124390  Plantago coronopus Robert F. Thorne; P. Everett 1965-5-11 34544 Los Angeles north of Catalina Harbor, Santa Catalina Island. 1 Comment
  UC1211109  Plantago erecta Huron H. Smith 1912-5-1 4890 Los Angeles Eagle Rock Valley 152 Comment
  UC56865  Plantago erecta H. M. Hall 1902-5-11 3265 Los Angeles Sierra Santa Monica Comment
  UCR217131  Plantago erecta R. G. Swinney 2009-3-6 10051 Los Angeles San Gabriel Mtns. Foothills/San Gabriel Valley, 1.2 miles north of Foothill Blvd. on east side of Encanto Parkway, confluence of Van Tassel and San Gabriel canyons at west bank of San Gabriel River channel, Azusa/Duarte boundary 201 Comment
  RSA401974A  Plantago erecta Samuel R. Tyson 1943-4-2 s.n. Los Angeles San Dimas Canyon. 442 Comment
  UCR205714  Plantago lanceolata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36933 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  UCR206136  Plantago lanceolata R. G. Swinney 2008-6-2 8919 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.6 mi. above (east) of El Encanto park office, on shoulder of the old road 280 Comment
  RSA127425  Plantago major Peter H. Raven, H. J. Thompson 1959-10-14 14625 Los Angeles East end of Malibu Lake. 221 Comment
  UCR258504  Plantago major R. G. Swinney 2010-6-23 13329 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
  CDA20321  Plantago major M. O'Brien 2004-10-12 s.n. Los Angeles Solstice Canyon. 0 Comment
  RSA251526  Plantago ovata var. insularis Robert F. Thorne 1973-4-12 42919 Los Angeles San Clemente Island, Horse Cove, S end of island. 5 Comment
  RSA601028  Platanthera leucostachys Louis C. Wheeler 1966-9-21 8913 Los Angeles San Gabriel Mountains. Lily Spring. 2470 Comment
  RSA191363  Platanthera sparsiflora Robert F. Thorne, Mae Z. Thorne 1967-7-19 37181 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  RSA748885  Platanthera sparsiflora Richard G. Swinney 2001-8-11 8042 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  UCR189846  Platanthera sparsiflora R. G. Swinney 1998-7-21 6472 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
  CAS-BOT-BC93196  Platanus racemosa C. B. Wolf 1931-6-25 2234 Los Angeles Wash, southwest of Los Angeles Botanic Garden, along Beverly Boulevard. (Mandevill Canyon). 60 Comment
  POM11215  Platystemon californicus George B. Grant 1904-5-14 s.n. Los Angeles Playa del Rey. Comment
  RSA445693  Platystemon californicus Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles Near Pasadena. Comment
  UCR98792  Plectritis ciliosa subsp. insignis Steve Boyd, Lauren Raz 1997-5-1 9658 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
  CAS-BOT-BC356124  Pluchea odorata Ernest Braunton 1902-8-1 624 Los Angeles Cienega Comment
  UCR256606  Poa palustris Anuja Parikh, Nathan Gale 2011-7-7 3543 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.3 km west of Shortcut Station, 1.1 km north of State Hwy 2 /Angeles Crest Hwy 1696 Comment
  POM244888  Poa secunda F. R. Fosberg 1931-3-20 4310 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island Comment
  RSA0092329  Poa secunda R. G. Swinney 2011-4-20 14448 Los Angeles San Gabriel Mountains: Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA485428  Poa secunda Elizabeth A. Kellogg, Elizabeth L. Taylor 1980-5-25 321 Los Angeles On and bove cutbank on county road N2. 1220 Comment
  RSA0025273  Poa secunda subsp. secunda Justin M. Wood 2012-3-20 4642 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  UC130517  Polycarpon depressum F. M. Reed 1909-7-4 2841 Los Angeles hills se Avalon; Catalina Island 304 Comment
  RSA258408  Polycarpon tetraphyllum C. W. Tilforth 1972-4-14 484 Los Angeles Common in drier, sandy areas of garden. Comment
  RSA4817  Polygonum argyrocoleon James Snow 1932-1 s.n. Los Angeles Bryant Ranch, near Long Beach. Station #1, Plant #1 Comment
  RSA594985  Polygonum aviculare subsp. aviculare Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-13 2377 Los Angeles Santa Catalina Island. Boushay canyon Road, by Ironwood grove off of Upper West End Road. 396 Comment
  CAS-BOT-BC71904  Polypodium californicum Mrs. Blanche Trask 1900-2-1 s.n. Los Angeles Santa Catalina Island Comment
  PASA1869  Polypodium californicum Sally Ellis 1940-4-16 Los Angeles Claremont, Evies Canyon Comment
  UCR261427  Polypodium californicum Joseph Cahill 2010-12-22 1210- 19 Los Angeles Western Transverse Range; Santa Monica Mountains, Mulholland Hwy, c. 2 miles from Pacific Coast Hwy 65 Comment
  UCSB62391  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  UCSB62394  Polypodium californicum Kendall, M 1921-2-13 Los Angeles Palmer's canyon Comment
  UCD91026  Polypogon interruptus Robert F. Thorne; P. Everett 1965-5-10 34436 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  LA10119  Polypogon monspeliensis Joseph Andorfer Ewan; 1932-6-28 7506 Los Angeles Santa Monica Mountains, Los Angeles River at Hyperion Bridge Comment
  UCR132939  Polypogon monspeliensis Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  UCR146516  Polystichum imbricans Scott D. White, Michael Honer 2004-6-30 10537 Los Angeles San Gabriel Mountains, Mt. Baldy (town); W fork of San Antonio Creek within and just above uppermost residential neighborhood 1433 Comment
  SD90124  Polystichum imbricans subsp. curtum Jon Nickoloff 1973-1-3 Los Angeles San Gabriel Mountains, 60 feet north of Mt. Wilson Trail on northeast face 1035 Comment
  RSA230190  Polystichum imbricans subsp. imbricans R. F. Thorne 1969-7-2 38253 Los Angeles San Gabriel Mtns., Angeles National Forest: Crevices under outcropping boulders along small intermittent stream (left fork of Alder Creek) in sandy bottom of arroyo, Charlton Flat burn (of 1954) 1584 Comment
  RSA0091789  Polystichum munitum R. G. Swinney 2011-11-1 15953 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA585688  Populus fremontii subsp. fremontii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3016 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  UCR193946  Populus nigra A. C. Sanders 2008-7-10 35745 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA593580  Portulaca oleracea Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8910 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR203110  Potentilla glandulosa R. G. Swinney 2001-8-27 8107 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  RSA585466  Prunus fasciculata var. fasciculata Tim S. Ross, Steve D. Boyd 1990-5-29 2681 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  CAS-BOT-BC154932  Prunus ilicifolia G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  RSA600008  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1997-5-28 9849 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
  UC1128427  Prunus ilicifolia A. D. Gifford 1935-5-8 695 Los Angeles 1 mi s of Warm Springs (Angeles National Forest); Angeles National Forest 609 Comment
  CAS-BOT-BC154560  Prunus ilicifolia subsp. lyonii Robert F. Thorne; P. C. Everett 1964-2-6 33302 Los Angeles In Cherry Cove. Santa Catalina Island 22 Comment
  CDA1020  Prunus ilicifolia subsp. lyonii D. G. Kelch 1991-3-17 1333 Los Angeles Santa Catalina Island; 2 km. N of Avalon. 0 Comment
  SBBG21944  Prunus ilicifolia subsp. lyonii R. F. Thorne with P. C. Everett 1964-2-6 33302 Los Angeles Cherry Cove 22 Comment
  UC1234778  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-5-22 17828 Los Angeles Cherry Canyon, near mouth of Santa Catalina Island 60 Comment
  SEINET3157252  Prunus occidentalis G. B. Grant 1045 Los Angeles Santa Catalina Island Comment
  RSA188496  Prunus virginiana var. demissa Robert F. Thorne, John Olmsted 1965-8-26 35420 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 Comment
  RSA451455  Prunus virginiana var. demissa L. E. Hoffman 1932-7-4 s.n. Los Angeles Big Pines Park, Swartout Canyon Comment
  RSA597344  Prunus virginiana var. demissa R. G. Swinney 1994-10-19 3316 Los Angeles San Gabriel Mountains: Prairie Fork, Sheep Mountain Wilderness. 2146 Comment
  CAS-BOT-BC356561  Pseudognaphalium biolettii George B. Grant; Walter Wheeler 1904-4-21 6195 Los Angeles Isthmus. Santa Catalina Island, Pacific Ocean, off southern California Comment
  SBBG127520  Pseudognaphalium biolettii M. L. Hoefs, R. F. Thorne 1996-4-6 2608 Los Angeles Pebbly Beach 6 Comment
  UCR96410  Pseudognaphalium biolettii Scott D. White 1997-2-2 4655 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  UCD135061  Pseudognaphalium californicum F. R. Fosberg 1931-4-2 S 4449 Los Angeles Camp Frost, Santa Catalina Island. 300 Comment
  RSA0036278  Pseudognaphalium californicum Bill Duval s.n. Los Angeles Montrose Comment
  RSA0081632  Pseudognaphalium luteoalbum R. G. Swinney 2010-9-9 13745 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. 1997 Comment
  UCR258718  Pseudognaphalium luteoalbum R. G. Swinney 2010-6-23 13342 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
  CAS-BOT-BC357625  Pseudognaphalium stramineum Geo. B. Grant 1902-5-10 s.n. Los Angeles Arcadia Comment
  RSA656851  Pseudotsuga macrocarpa Valerie L. Soza, Laura Moore 2000-6-14 1014 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  RSA641207  Pteridium aquilinum var. pubescens L. C. Wheeler 1967-7-6 9931 Los Angeles San Gabriel Mountains: San Dimas Canyon 518 Comment
  SD81438  Pteridium aquilinum var. pubescens Louis C. Wheeler 1931-7-28 Los Angeles San Antonio Mountains, Coble's Canyon 580 Comment
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Jan 2 2014
  RSA230380  Pterospora andromedea R. F. Thorne 1969-7-10 38351 Los Angeles Angeles National Forest: near Lodgepole Picnic ground, 1.5 miles SE of Dawson Saddle along Angeles Crest Highway. 2317 Comment
  UCR202516  Pterospora andromedea R. G. Swinney 2001-8-9 8020 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  CAS-BOT-BC421212  Pterostegia drymarioides Geo. B. Grant 1906-5-22 6629 Los Angeles Arrowhead Hot Springs Comment
  CATA3009  Pterostegia drymarioides Amy Catalano, Schylar Gholson 2016-2-17 015 Los Angeles Santa Catalina Island: Between KBRT Road above Old Clay Pit Dam and Middle Ranch Road at Johnson Tree; mid-slope on NE facing slope 366 Comment
  RSA574339  Pterostegia drymarioides R. G. Swinney 1994-5-7 2831 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  RSA620236  Pterostegia drymarioides B. 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
  UCR125551  Pterostegia drymarioides A. C. Sanders 2003-5-22 26818 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
  UCR152539  Pyracantha koidzumii A. C. Sanders, Lee Jones 2005-4-8 29343 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR50079  Pyracantha koidzumii A. C. Sanders 1987-7-22 7148 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UCR190082  Pyrola dentata R. G. Swinney 1998-8-27 6813 Los Angeles San Gabriel Mtns., upper Big Horn Ridge area, talus slope north of the ridge 2744 Comment
  UC848118  Quercus X macdonaldii Carl B. Wolf 1932-10-5 Los Angeles s side Black Jack Peak (below Worker's Dormitories); Santa Catalina Island 304 Comment
  UCR261134  Quercus agrifolia R. G. Swinney 2010-2-27 11730 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CAS-BOT-BC45716  Quercus agrifolia S. Y. Parnay no date s.n. Los Angeles Encino 914 Comment
  RSA670806  Quercus agrifolia var. agrifolia Joseph M. Keefe 2001-3-16 31120 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  LA46608  Quercus berberidifolia Carl Epling; November 1932 sn Los Angeles Kogel Canyon, near Pacoima Comment
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Feb 11 2015
  RSA653366  Quercus berberidifolia LeRoy Gross 2000-10-28 303 b 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) 366 Comment
  SBBG52793  Quercus berberidifolia C. Davidson 1975-5-25 2552 Los Angeles ca. 1 mi NE of Old Ridge Route (USFS 8N04) 7N23 to Liebre Mtn 1356 Comment
  CAS-BOT-BC62533  Quercus chrysolepis Louis C. Wheeler 1931-11-8 339 Los Angeles San Antonio Canyon, San Gabriel Mts. 944 Comment
  SD1102  Quercus chrysolepis Mabel Eamond Jul 1928 Los Angeles Camp Baldy Comment
  SFV6860  Quercus chrysolepis T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 574 Los Angeles San Gabriel Mountains Trail to Mount Baden-Powell. 2043 Comment
  UCD45456  Quercus chrysolepis F. W. Peirson 1918-5-19 16 Los Angeles Echo Mountain, 3400 ft. San Gabriel Range. 1036 Comment
  LA99093  Quercus douglasii Mary V. Hood; 1945-6-25 45- 123 k* Los Angeles oak flat, Castiac Lake, Ridge Route 1219 Comment
  CAS-BOT-BC86201  Quercus dumosa Henry J. Thompson 1959-2-23 1852 Los Angeles Santa Monica Mountains. 0.3 miles W of Cornell Post Office, Triunfo Canyon 243 Comment
  CAS-BOT-BC86368  Quercus dumosa C. B. Wolf 1931-10-20 2467 Los Angeles 1/2 mile above Montrose on the road from Tujunga to La Canada, San Gabriel Mts. 457 Comment
  CAS-BOT-BC86377  Quercus dumosa D. E. Breedlove 1961-9-23 1272 Los Angeles S side of Cherry Canyon; 1 mi inland; Santa Catalina Island 243 Comment
  UCR119832  Quercus dumosa Dan S. Cooper 2001-6-10 s.n. Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 259 Comment
  JEPS37348  Quercus durata Theodore Payne 1907-11-5 4 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  POM2106  Quercus durata var. gabrielensis C. F. Baker 1903-9-20 3684 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA653358  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 301 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 the fire break up to main crest (to Beaudry fire road) 305 Comment
  RSA737840  Quercus john-tuckeri LeRoy Gross, Duncan S. Bell 2008-5-27 3422 Los Angeles East of Mill Creek, and Angeles Forest Highway. Southwest of Mill Creek summit. Along Road (4N18.1). 1402 Comment
  UCR237991  Quercus john-tuckeri D. E. Bramlet, Jennifer Pareti 2008-5-8 4262 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon, 176 m east of Atherton Cyn. Rd. & 259 m south of Galton Rd. 492 Comment
  UCSB28148  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge; West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  CAS-BOT-BC61504  Quercus lobata Geo. B. Grant 1901-5-12 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
  JEPS37336  Quercus pacifica Mrs. Trask 1909-3-27 Los Angeles Catalina Island Comment
  SBBG47527  Quercus pacifica M. B. Dunkle 1928-10-14 2018 Los Angeles Renton Mine Rd Comment
  CAS-BOT-BC104430  Quercus tomentella R. M. Beauchamp 1967-1-29 163 Los Angeles San Clemente Island, in canyon W of Thirst Comment
  RSA158257  Quercus tomentella Peter H. Raven 1962-7-11 18000 Los Angeles San Clemente Island, Wilson Cove. 61 Comment
  SBBG13258  Quercus tomentella M. A. Piehl, F. Eisler 1962-6-10 62407 Los Angeles E of Thirst 243 Comment
  SBBG26456  Quercus tomentella R. F. Thorne 1966-5-31 36431 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn 426 Comment
  CAS-BOT-BC104867  Quercus wislizeni S. Y. Parnay 1911-6-1 s.n. Los Angeles Henninger's Flats Comment
  RSA0091318  Quercus wislizeni var. frutescens R. G. Swinney 2011-4-28 14543 Los Angeles north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  RSA477123  Quercus wislizeni var. frutescens Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  SD1078  Quercus wislizeni var. frutescens Fidella G. Woodcock Sep 1930 Los Angeles Mt. Lowe Comment
  SFV7869  Quercus wislizeni var. frutescens T. Gordon, M. H. Grayum, J. R. Swanson, D. Walls, S. Zalusky 1976-1-21 1235 Los Angeles San Gabriel Mountains Southeast slope along Angeles Crest Highway. 1677 Comment
  SD51911  Rafinesquia californica Peter H. Raven 1962-5-8 17608 Los Angeles San Clemente Island, second canyon south of Seal Cove 29 Comment
  UCR256170  Rafinesquia californica R. G. Swinney 2010-3-22 12014 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  CAS-BOT-BC379003  Ranunculus aquatilis var. diffusus Geo. B. Grant 1904-5-5 6113 Los Angeles Ballona Salt Marsh Comment
  LA52188  Ranunculus californicus A. M. Johnson; 1928-2-16 126 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM8076  Ranunculus californicus P. A. Munz, R. D. Harwood 1920-5-17 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  UCD95984  Ranunculus californicus Kenneth A. Wilson 1961-3-10 955 Los Angeles Santa Monica Mountains. Old Topanga Canyon Road, ca. 1/4 mile west of Topanga Canyon Road. Comment
  RSA722372  Ranunculus californicus Frances Battey s.n. Los Angeles Laguna. Comment
  SBBG31260  Ranunculus hebecarpus R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  RSA0110779  Raphanus raphanistrum Steven A. Junak 2000-5-18 SCa- 1300 Los Angeles Santa Catalina Island. N side of N Shore Road, 0.6 mi. E of turn-off for Howland's Landing. 39 Comment
  JEPS53817  Raphanus sativus Alice King March, 1908 Los Angeles Santa Ana Comment
  POM220016  Reseda odorata F. R. Fosberg 1932-6-5 8135 Los Angeles Mouth of Big Wash Can. Avalon, Santa Catalina Island. 20 Comment
  RSA0116814  Rhamnus californica R. G. Swinney 2011-6-7 15093 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  UC1121750  Rhamnus californica A. D. Gifford 1934-4-26 170 Los Angeles Head of Ramera Canyon Triunfo Pass 609 Comment
  CAS-BOT-BC59935  Rhamnus crocea B. D. Stark 1933-2-19 4530 Los Angeles 2.5 mi. e. of Nuevo. 457 Comment
  RSA390806  Rhamnus crocea Louis C. Wheeler 1932-4-1 539 Los Angeles Liveoak Wash near La Verne. 404 Comment
  CAS-BOT-BC59842  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1991-4-25 4604 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower e. fk. of the San Gabriel River at ca 1540' elev.) 530 Comment
  OBI70948  Rhamnus ilicifolia Steve Boyd 1997-3-25 9260 Los Angeles Liebre Mts region: Extreme NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco rd 951 Comment
  POM24614  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2178 Los Angeles On the Newhall Grade, just north of point where the Los Angeles Aqueduct crosses the highway. Comment
  RSA535558  Rhamnus ilicifolia Tim S. Ross 1991-9-2 5921 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Triunfo Pass. 488 Comment
  SBBG27536  Rhamnus ilicifolia I. W. Clokey, B. Templeton -Jul-1929 Los Angeles Mandeville Cyn Comment
  RSA95294  Rhamnus ilicifolia F. W. Peirson 1918-6-18 287 Los Angeles Devils Punch Bowl, Rock Creek, north base of San Gabriel Mts. at 4000 ft. 1220 Comment
  CAS-BOT-BC59791  Rhamnus pirifolia Geo. B. Grant 1906-9-1 7176 Los Angeles Catalina Island. Comment
  CAS-BOT-BC59823  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3502 Los Angeles Santa Catalina Island. Avalon Canyon, agbove last almond orchard. 121 Comment
  SBBG11616  Rhamnus pirifolia P. H. Raven 1962-5-9 17683 Los Angeles near head of cyn above Mosquito Cove 274 Comment
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Feb 14 2006
  SD92000  Rhamnus pirifolia Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-12 22682 Los Angeles West fork of Red Rock Canyon, San Clemente Island 280 Comment
  UC1184987  Rhamnus pirifolia Huron H. Smith 1912-6-21 5120 Los Angeles s end Santa Catalina Island Santa Catalina Island 518 Comment
  OBI25836  Rhus aromatica Glen Holstein 1970-4-19 2 Los Angeles Indian Canyon 1 mile south of Soledad Canyon Rd Comment
  CAS-BOT-BC170446  Rhus integrifolia Grant 1898-3-24 1598 Los Angeles Lincoln Park Comment
  CATA3  Rhus integrifolia USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 1 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  POM156271  Rhus integrifolia L. R. Abrams 1902-6-17 2559 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA150671  Rhus integrifolia P. H. Raven 1962-5-8 17611 Los Angeles On dunes on western side of island opposite Wilson Cove, San Clemente Island 30 Comment
  UC1215236  Rhus integrifolia Peter H. Raven 1962-5-8 17611 Los Angeles second canyon s of Seal Cove; San Clemente Island 30 Comment
  UCSB8657  Rhus integrifolia Philbrick, Ralph 1954-03 Los Angeles Pacific Palisades Comment
  UC162037  Ribes amarum Geo. B. Grant 1906-2-21 6593 Los Angeles Mt. Wilson Comment
  UCR42526  Ribes aureum var. gracillimum L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  CAS-BOT-BC93082  Ribes californicum var. hesperium Le Roy Abrams 1902-3-11 3119 Los Angeles Sepulvada Canyon, Santa Monica Mountains. Comment
  RSA191121  Ribes californicum var. hesperium Robert F. Thorne 1967-6-25 37124 Los Angeles San Gabriel Mountains: Lower end of Evey Canyon. 701 Comment
  RSA277989  Ribes californicum var. hesperium J. E. Stumbo 1963-12-10 s.n. Los Angeles [Unspecified] 366 Comment
  UC457220  Ribes cereum Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  RSA729811  Ribes cereum var. cereum R. G. Swinney 1998-7-10 6388 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  RSA441472  Ribes indecorum Louis Greata 1901-04 1931 Los Angeles San Gabriel Mts. Comment
  SD90309  Ribes indecorum Robert F. Thorne, M. Z. Thorne 1972-1-30 42173 Los Angeles San Gabriel Mountains; Johnson's Pastures north of Claremont. 548 Comment
  UC2062985  Ribes indecorum Mark Elvin with Michael Wall 1997-3-5 364 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection with [Padua Avenue], 200 m off road. Comment
  RSA441458  Ribes malvaceum var. viridifolium Freda Detmers 1929-2-16 s.n. Los Angeles Griffith Park Comment
  RSA441466  Ribes malvaceum var. viridifolium Martha Hilrod 1929-1-14 s.n. Los Angeles Mt. Lowe. Comment
  RSA618593  Ribes nevadense Louis C. Wheeler 1966-8-21 8837 Los Angeles San Gabriel Mountains: Dorr Canyon at Angeles Crest Highway. Vicinity of Lodgepole Picnic Ground. Comment
  SEINET13387021 Image available Ribes nevadense R. G. Swinney 2011-1 15707 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
  RSA230182  Ribes roezlii Robert F. Thorne 1969-7-10 38350 Los Angeles Mescal Creek Play Area 2043 Comment
  RSA748748  Ribes roezlii R. G. Swinney 2001-8-9 8013 Los Angeles Mount Williamson, second peak from east on the ridge. 2494 Comment
  CAS-BOT-BC186153  Ribes roezlii var. roezlii Timothy S. Ross; Steve Boyd 1994-5-11 7789 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp 1732 Comment
  POM11231  Ribes roezlii var. roezlii P. A. Munz 1921-6-18 4570 Los Angeles Head of Swartout Valley. 2287 Comment
  CAS-BOT-BC144437  Ribes speciosum Louis C. Wheeler 1932-1-10 436 Los Angeles Puddingstone Dam 304 Comment
  CHSC8455  Ribes speciosum Edward Laidlaw Smith 1958-5-6 427 Los Angeles Palmer Canyon. San Gabriel Mt. Range. San Gabriel River drainage area. S slope. 609 Comment
  LA50725  Ribes speciosum Barbara Crumly; 1953-4-4 sn Los Angeles Comment
  RSA187679  Ribes viburnifolium Robert F. Thorne 1966-9-15 36685 Los Angeles Santa Catalina Island, W end of island 152 Comment
  UC1584714  Ricinus communis Tim Ross, Annette Ross 1991-6-3 5521 Los Angeles Elephant Hill, west Pomona Elephant Hill; , west Pomona 240 Comment
  UCD142324  Ricinus communis Robert F. Thorne 1970-3-5 39353 Los Angeles Santa Catalina Island, NE slope of Blackjack Mt., at upper end of Swain's Canyon. 396 Comment
  UCR219562  Rorippa curvisiliqua R. G. Swinney 2009-3-31 10219 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 0.7-1.2 mi. north and NE of Foothill Blvd, Azusa/Duarte 213 Comment
  CAS-BOT-BC147482  Rosa californica June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island, Middle Ranch Comment
  UC1128584  Rosa californica A. D. Gifford 1934-4-23 146 Los Angeles 2 mi nw Castro Pk.; Triunfo Pass Quadrangle Comment
  RSA3526  Rubus discolor Carl B. Wolf 1932-5-9 3469 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. about 1/2 mi. way to Mexican Houses. 61 Comment
  CATA443  Rubus ursinus Sara L. Crockett 1997-3-17 583 Los Angeles Santa Catalina Island: 0.25 mile NE on Cape Canyon Road from jct. with Middle Canyon Road, ca. 10 m E of road 225 Comment
  LA91479  Rubus ursinus Bruce Douglas Clayton; Greg Shaw 1972-4-7 79 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up firebreak on peak BDC. 472 Comment
  POM366433  Rubus ursinus Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon. 225 Comment
  RSA213340  Rubus ursinus Reid V. Moran 1941-3-7 685 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  RSA603677  Rubus ursinus Steve D. Boyd 1997-9-17 10043 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 854 Comment
  RSA466349  Rumex H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach. Comment
  RSA710510  Rumex crispus Valerie L. Soza, LeRoy Gross 2001-5-9 1189 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Sleepy Hollow Dr to Valle Vista fire road. 274 Comment
  UC1922877  Rumex crispus Valerie Soza, LeRoy Gross 2001-5-9 1189 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of Scholl Canyon, Sleepy Hollow Dr to Valle Vista fire road. 274 Comment
  RSA595456  Rumex hymenosepalus Tim S. Ross, Victor W. Steinmann 1995-5-8 8550 Los Angeles NE side of Bouquet Reservoir; Spunky Canyon Road ca 500 m SE of the mouth of Spunky Canyon 919 Comment
  IRVC29681  Rumex obtusifolius A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26223 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  UCR186698  Rumex salicifolius T. B. Salvato, Sarah Flack 2007-8-8 3023 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
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Dec 31 2013
  RSA0015842  Rumex violascens LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6208 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  UC213369  Salicornia subterminalis Le Roy Abrams 4365 Los Angeles near Mesmer Comment
  RSA478887  Salicornia virginica Georgie Cook, Thelma Ashley 1926-07 s.n. Los Angeles Gardena. Comment
  RSA478895  Salicornia virginica F. R. Fosberg 1930-7-7 S 3157 Los Angeles Alamitos Bay. 1 Comment
  POM360934  Salix Anstruther Davidson 1920-05 s.n. Los Angeles Crane Lake. Comment
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Jan 15 2015
  UCR91302  Salix gooddingii B. G. Pitzer, Paul Gomez 1996-4-28 2740 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  SBBG131139  Salix gooddingii S. A. Junak 1999-5-20 SCa 927 Los Angeles Cottonwood Cyn, at reservoir 134 Comment
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Jul 28 2016
  LA208807  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-6-29 7672 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  POM362715  Salix lasiolepis Carl. W. Sharsmith 1932-1-17 10 -A Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA182049  Salix lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Agoura (Picture City). 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
  RSA550405  Salix lasiolepis Tim S. Ross, Peter Fritsch 1990-6-20 s.n. Los Angeles San Gabriel Mountains: Burro Canyon near the confluence of the E and W forks of the San Gabriel River; elevation ranging from stream bottom to slopes. 445 Comment
  RSA748451  Salix lasiolepis Orlando Mistretta 1992-7-6 s.n. Los Angeles Kratka Ridge, spring near lodge. Comment
  SBBG57872  Salix lasiolepis C. W. Sharsmith 1932-1-17 10 Los Angeles bottom of Lower San Gabriel Canyon, ca. 9.5 km above Azusa 300 Comment
  SD124467  Salix lasiolepis Barry Prigge 1986-3-20 6953 Los Angeles Santa Monica Mountains; Triunfo Canyon. Kanan Road and Triunfo Creek 235 Comment
  UC846647  Salix lasiolepis F. R. Fosberg 1931-3-23 S 4327 Los Angeles near Avalon; Santa Catalina Isl., Hamilton Canyon 50 Comment
  UCR256479  Salix lasiolepis R. G. Swinney 2010-6-8 13203 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  CAS-BOT-BC128476  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7176 Los Angeles In bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  CAS-BOT-BC128511  Salix lasiolepis var. lasiolepis Carl Hedin; Joseph Ewan 1933-6-29 7672 Los Angeles In dry ground of over flow land back of dike, Ballona Creek, Ballona Marshes Comment
  UCR212803  Salix lucida subsp. lasiandra Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1847 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UCR258529  Salix lucida subsp. lasiandra R. G. Swinney 2010-6-23 13314 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
  CAS-BOT-BC126291  Salix sessilifolia Geo. B. Grant 1900-3-22 2294 Los Angeles Elysian Park - Los Angeles Comment
  CAS-BOT-BC180750  Salsola tragus Cecil Hart 1921-7-1 s.n. Los Angeles Howard & Smith's Nursery, Montebello Comment
  RSA733176  Saltugilia australis R. G. Swinney 1998-8-5 6665 Los Angeles San Gabriel Mtns.: East Fork San Gabriel River, c. 0.4 mi. south of Alder Gulch. 1098 Comment
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Aug 9 2009
  RSA469658  Saltugilia splendens subsp. grantii George B. Grant 1906-6-17 1931 Los Angeles summit of Mt. Wilson 1828 Comment
  RSA401447  Salvia columbariae L. E. Hoffman 1929-3-18 s.n. Los Angeles Soledad Canyon. Comment
  UCR270654  Salvia columbariae R. G. Swinney 2011-4-1 14302 A 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
  RSA150667  Salvia columbariae Peter H. Raven 1962-4-12 17319 Los Angeles Near foot of canyon south of canyon below the Tomb, west side of San Clemente Island 137 Comment
  SEINET2093128  Salvia eremostachya S. Rhodes 2001-5-24 209 Los Angeles Davenport Rd., E of Vasquez Rocks; 762 Comment
  OBI13543  Salvia leucophylla Louis C. Wheeler 1932-5-17 715 Los Angeles Garapito crk, Santa Monica mts 305 Comment
  SBBG96786  Salvia leucophylla T. Ross, S. Boyd 1990-6-6 2876 Los Angeles Piru Ponds 644 Comment
  UCD125607  Salvia leucophylla G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  CAS-BOT-BC229496  Salvia mellifera A. C. Sanders 2003-3-14 25763 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  CAS-BOT-BC233312  Salvia mellifera L. B. Ware 1971-5-16 102 Los Angeles Tuna Canyon (east side), Santa Monica Mountains 167 Comment
  CATA95  Salvia mellifera Peter Henrikson 1987-4-17 71 Los Angeles Santa Catalina Island: Below upper White's Landing Road, east exposure 396 Comment
  LA210283  Salvia mellifera Norman A. Cole; May 1964 335 Los Angeles SANTA MONICA MOUNTAINS, 1.7 mi from Pacific Coast Hwy along Rambla Pacifico. Site 9. 152 Comment
  POM28846  Salvia mellifera H. E. Hasse 1890-08 s.n. Los Angeles Sierra Santa Monica. Comment
  RSA608710  Salvia mellifera Louis C. Wheeler 1931-3-29 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash. Comment
  RSA725913  Salvia mellifera Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 433 Los Angeles Propst Grove, Santa Catalina Island. NE canyon. 354 Comment
  RSA434070  Salvia spathacea T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA764314  Sambucus mexicana Doris Bowers 1966-4-16 521 Los Angeles Malibu Canyon 91 Comment
  UC410511  Sambucus mexicana Alice Eastwood 1928-6-15 15377 Los Angeles Claremont Comment
  UCR272591  Sambucus nigra subsp. caerulea R. G. Swinney 2011-8-5 15608 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA674663  Sanicula arguta Scott D. White 2000-5-18 7889 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UC1006680  Sanicula crassicaulis C. Ritchie Bell 1953-2-23 3 X485 Los Angeles across ridge from Sepulveda Canyon ( opposite Valley Meadow Road) Comment
  UC1022477  Sanicula crassicaulis C. Ritchie Bell 1953-2-21 3 X480 Los Angeles 2.6 mi e of U.S. Highway 101 (in Alisos Canyon); Alisos Canyon Comment
  HSC24881  Sarcodes sanguinea Pat Barber Jun 1967 Los Angeles 30 mi. ENE of La Canada on Hwy. 2 at Charlton Flats in Gabriel Mtns. Comment
  RSA668076  Satureja mimuloides Ian Swift 2001-11-4 354 Los Angeles San Gabriel Mountains. Lower Moody Canyon. 1073 Comment
  SEINET5514128  Saxifraga caespitosa F. Turner 1970-1 Los Angeles Collected E of Gorman Kerr Co Comment
  SBBG113080  Schismus arabicus S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 629 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  UCD92928  Schismus arabicus Robert F. Thorne 1966-6-2 36525 Los Angeles Santa Catalina Island.Between Moonstone and White Coves. 30 Comment
  LA200951  Schismus barbatus Peter H. Raven; 1960-5-15 15353 Los Angeles 563 Comment
  CAS-BOT-BC111519  Schoenoplectus americanus Joseph Cook (Rev.) Nevin 1904-1-1 s.n. Los Angeles Los Angeles Comment
  RSA366044  Schoenoplectus americanus Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles. Los Angeles River. Comment
  RSA60718  Schoenoplectus maritimus Frank W. Gould 1944-4-12 2280 Los Angeles Western Avenue at 131st Street, south of Los Angeles. Comment
  RSA187947  Scirpus microcarpus Robert F. Thorne 1966-4-29 36296 Los Angeles Santa Catalina Island: Middle Ranch Canyon 91 Comment
  SEINET7592517 Image available Scirpus microcarpus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8530 Los Angeles BOUQUET CANYON: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon; Green Valley Quadrangle 594 Comment
  POM50040  Scrophularia californica L. R. Abrams 1901-4-11 1478 Los Angeles Santa Monica Canyon, Santa Monica Mountains. Comment
  RSA425187  Scrophularia californica subsp. californica James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale. Comment
  RSA425195  Scrophularia californica subsp. floribunda Unspecified 1910-05 s.n. Los Angeles Laurel Canyon. Comment
  POM49303  Scrophularia villosa L. W. Nuttall 1920-5-27 s.n. Los Angeles Catalina Island Comment
  RSA187716  Scrophularia villosa Robert F. Thorne 1966-4-5 35797 Los Angeles Santa Catalina Island, SW of and near Empire Landing 152 Comment
  SD72389  Scrophularia villosa Darley F. Howe 1968-2-25 4490 Los Angeles Fourth of July Cove, Santa Catalina Island Comment
  UCR280547  Scutellaria mexicana R. G. Swinney 2014-4-17 16075 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  JEPS19062  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1935-5-9 6532 Los Angeles San Dimas Canyon Comment
  RSA0021463  Selaginella bigelovii Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5154 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SEINET10470945  Selaginella bigelovii Edgar T. Wherry 1940-6-22 Wherry s.n. 1940 Los Angeles Steep rocky slopes near mouth of Big Dalton Canyon, north of Glendora. Comment
  CAS-BOT-BC333108  Senecio flaccidus var. douglasii Louis C. Wheeler 1931-8-30 31 Los Angeles San Antonio Canyon, San Gabriel Mountains 914 Comment
  JEPS30529  Senecio flaccidus var. douglasii Henry J. Thompson 1958-9-8 1804 Los Angeles 1.0 mi s Mulholland Drive (Franklin Canyon Rd.); Santa Monica Mountains 243 Comment
  RSA444578  Senecio flaccidus var. douglasii B. Roy 1987-10-9 10- 9 -87/6 Los Angeles Bernard Field Station of the Claremont Colleges (Amherst and Foothill Blvd.), in the neck section (about where Rockford would bisect the station). 482 Comment
  RSA607267  Senecio flaccidus var. douglasii L. C. Wheeler 1931-8-11 S 9 Los Angeles 2 miles northeast of La Verne 377 Comment
  SDSU21381  Senecio flaccidus var. douglasii S. H. Bullock 1968-4-6 43 Los Angeles Claremont. North side of Foothill Blvd. between Darthmouth and College Aves. 366 Comment
  RSA659125  Senecio vulgaris LeRoy Gross 2001-3-31 366 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road., The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. 396 Comment
  UCR277398  Sequoia sempervirens R. G. Swinney 2010-8-23 13584 Los Angeles San Gabriel Mountains, Winter Creek Canyon (Winter Cr. Trail) c. 200 m upstream from confluence with Big Santa Anita Cyn. (Santa Anita Canyon Ave./Gabrieleno Trail), at mouth of man-made tunnel on west side of stream 573 Comment
  RSA402666  Sesuvium verrucosum F. R. Fosberg 1930-6-23 S- 2968 Los Angeles Del Rey. 0 Comment
  RSA608879  Setaria viridis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  RSA477832  Silene antirrhina F. R. Fosberg 1931-3-26 S- 4381 Los Angeles Santa Catalina Island. West of Hamilton s Beach. 50 Comment
  SBBG112968  Silene antirrhina S. A. Junak 1998-6-13 SCa 751 Los Angeles W side of Avalon Cyn, upslope from fire stn 140 Comment
  RSA65707  Silene antirrhina F. W. Peirson 1919-5-14 421 Los Angeles Eaton Canyon 732 Comment
  RSA708547  Silene gallica Valerie Soza, LeRoy Gross 2001-5-9 1191 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  SBBG88373  Silene gallica M. B. Dunkle 1939-4-4 7259 Los Angeles Chenetti Cyn Comment
  SBBG96802  Silene gallica S. Boyd with T. Ross, L. Arnseth 1990-4-7 4240 Los Angeles lower half of China Cyn Comment
  SD107902  Silene gallica Larry DeBuhr 1977-4-16 2574 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  CAS-BOT-BC174899  Silene laciniata Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  CHSC34419  Silene laciniata subsp. laciniata Philip A. Silverstone 1978-7-23 261 Los Angeles Santa Monica Mountains; jtn Kanan Dume Rd. and Latigo Canyon Rd., 16.6 km inland from jtn Latigo Canyon Rd. and State 1; W side Latigo Canyon Rd. Comment
  SFV21127  Silene laciniata subsp. laciniata L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1047 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  OBI19464  Silene laciniata subsp. laciniata Bill Arbaugh 1966-5-28 s.n. Los Angeles Little Tujunga Cyn Comment
  UCSB8584  Silene laciniata subsp. laciniata Foster, R. 1937-6-2 Los Angeles Evey Canon; northeast of Claremont Comment
  POM199755  Silene laciniata subsp. major I. W. Clokey 1929-05 4544 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  UC1595358  Silene verecunda subsp. platyota Tim Ross 1992-7-24 6774 Los Angeles 1325 m distant from summit Strawberry Peak Strawberry Peak (Strawberry Potrero, San Gabriel Mts.); San Gabriel Mts., Strawberry Potrero, Strawberry Peak Comment
  UC592749  Sinapis alba Carl B. Wolf 1936-5-10 7783 Los Angeles E of Whittier (near Michigan Ave., on N side of Whittier Blvd.) 106 Comment
  RSA725211  Sisymbrium altissimum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -32 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR281334  Sisymbrium altissimum R. G. Swinney 2014-4-24 16241 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCR259961  Sisymbrium irio R. G. Swinney 2010-3-16 11966 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA653837  Sisymbrium orientale Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 772 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. 518 Comment
  SBBG36323  Sisymbrium orientale S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 545 Los Angeles just N of rd to Toyon Bay, 1.1 rd mi from intersection with Airport Rd 316 Comment
  RSA589143  Sisymbrium orientale Orlando Mistretta 1994-5-13 1222 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  RSA366938  Sisyrinchium bellum Geo L. Moxley 1917-4-15 s.n. Los Angeles Eagle Rock. Comment
  SEINET10834657  Sitanion anomalum Oscar D. Allen Allen s.n. Los Angeles Near Pasadena. Comment
  CLARK-A1528-3198  Smilacina stellata John C. Roos 1937-5-31 761 Los Angeles San Gabriel Mountains Comment
  RSA735381  Solanum americanum Steve D. Boyd, Mark A. Elvin, Rick Burgess, Lloyd Simpson 2006-11-8 11702 Los Angeles southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains. 1024 Comment
  UC126818  Solanum americanum J. and H. W. Grinnell 1906-9-15 Los Angeles near Pasadena Comment
  UCR139362  Solanum americanum I. M. Johnston 1918-7-29 2102 Los Angeles San Gabriel Valley, El Monte, under [San Gabriel River] bridge along railroad 91 Comment
  PASA2146  Solanum douglasii A. Carter 1928-12-29 Los Angeles At base of Sierra Madre Mts. Comment
  UCR172776  Solanum douglasii Wayne Law, Jun Hu 2000-4-30 04 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  RSA251413  Solanum douglasii Robert F. Thorne 1966-4-16 36027 Los Angeles San Clemente Island, above wilson Cove, NE end of island. 30 Comment
  RSA651323  Solanum douglasii Peter J. Estournes 1981-5-14 26 Los Angeles 60 freeway west; east bound 2 miles east of 605 freeway. Comment
  UCD126911  Solanum elaeagnifolium Robert F. Thorne 1966-9-15 36693 Los Angeles Santa Catalina Island, at riding stables, Avalon. 15 Comment
  JEPS12109  Solanum physalifolium var. nitidibaccatum unknown 1925-7-21 Los Angeles Los Angeles Comment
  RSA79913  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1932-8-11 1130 Los Angeles 2 mi. NE La Verne. Damp sunny clay soil. 381 Comment
  UCR209499  Solanum umbelliferum R. G. Swinney 2008-6-17 9032 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  CAS-BOT-BC237743  Solanum wallacei George B. Grant; Walter Wheeler 1904-4-21 6141 Los Angeles Avalon, Santa Catalina Island Comment
  HSC34772  Solanum xanti R. E. Cooksey 1972-4-18 39 Los Angeles San Gabriel Mtns., San Dimas Canyon, 6.2-7 mi. from Hwy. 66 and San Dimas Rd. 564 Comment
  UCR124588  Solanum xanti B. C. Templeton, I. W. Clokey 1930-4-8 1045 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  UCR65514  Solanum xanti T. S. Ross, Steve Boyd 1990-5-14 2467 Los Angeles San Gabriel Mtns., Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  NY820485  Solanum xanti T. S. Ross 1990-6-8 2934 Los Angeles San Gabriel Mountains. 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
  RSA709466  Solanum xanti var. intermedium A. C. Sanders, Helen Kennedy 2005-4-13 29484 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between mint and Plum Canyons. 457 Comment
  SEINET5624725  Solanum xanti var. intermedium Unknown 1947-1 Los Angeles Along Hwy 99, 2 miles south of Gorman 610 Comment
  SEINET6186070  Solanum xanti var. intermedium H. M. Hall 3754 Los Angeles Near Pasadena Comment
  UC205620  Solidago confinis I. M. Johnston 1917-8-22 1674 Los Angeles Prairie Fork at Native Son Mine (San Antonio Mountains) Comment
  JEPS32448  Solidago velutina subsp. californica F. W. Peirson 1918-11-1 230 a Los Angeles Arroyo Seco , Arroyo Seco (San Gabriel Mts.) 1295 Comment
  UC1922250  Solidago velutina subsp. californica LeRoy Gross, Naomi Fraga 2006-1-20 2450 Los Angeles [Transverse Ranges; Verdugo Mountains region]; East end of the Verdugo's. North side of the main crest. Deer Creek off of Beaudry Road. West of Debris Basin. Near 448 Comment
  UCR125950  Sonchus asper A. C. Sanders, Mark Elvin 2002-6-19 25168 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  RSA641645  Sonchus asper subsp. asper L. C. Wheeler 1967-5-31 9809 Los Angeles Pallet Creek at confluence with Big Rock Creek 1082 Comment
  SFV18419  Sonchus oleraceus C. Ferguson 1974-5-13 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Botany trail. Comment
  RSA640736  Sorghum halepense L. C. Wheeler s.n. Los Angeles LaVerne: Wheeler's residence. Comment
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Nov 23 2015
  RSA674730B  Spartium junceum Scott D. White, Pam De Vries 2000-5-18 7916 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  POM439  Spergula arvensis Crawford, H. D. Hiatt 1916-3-29 996 Los Angeles Santa Monica Mountains Comment
  CATA3042  Spergularia bocconi Amy Catalano 2016-3-21 051 Los Angeles Santa Catalina Island: Driveway to milkhouse in Middle Ranch 188 Comment
  UCR91501  Spergularia macrotheca Scott D. White 1995-3-15 2581 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  CATA1292  Spergularia macrotheca var. macrotheca Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2381 Los Angeles Santa Catalina Island: Parsons' Landing 3 Comment
  SD69596  Spergularia marina Robert F. Thorne, P. Everett 1965-5-11 34540 Los Angeles Santa Catalina Island, north of Catalina Harbor Comment
  CAS-BOT-BC390808  Spergularia marina A. J. McClatchie 1893-9-11 469 Los Angeles Catalina Comment
  RSA0073244  Sphaeralcea Bonnie C. Templeton, H. J. Andrews 1938-6-22 1693 Los Angeles Mint Canyon. Comment
  SBBG59  Sporobolus airoides R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  UCR142080  Stachys albens A. C. Sanders, Mark A. Elvin 2002-8-26 25587 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  UCR210002  Stachys albens R. G. Swinney 2008-7-12 9171 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  UC1818706  Stachys bullata Richard S. Hood 1970-5-16 307 Los Angeles 1.9 mi n Pacific Coast Hwy. (on Tuna Canyon Road); Santa Monica Mtns., Tuna Canyon Comment
  PASA2083  Stanleya pinnata Stason 1930-5-15 Los Angeles Lovejoy Buttes Comment
  UCR136828  Stellaria media John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA533463  Stellaria media Timothy S. Ross 1991-4-21 4553 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  RSA646980  Stellaria media LeRoy Gross 2000-4-22 169 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  LA34251  Stellaria nitens Peter H. Raven; 1959-5-9 14177 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  CHSC95437  Stephanomeria cichoriacea LeRoy Gross 2001-9-1 447 Los Angeles Los Angeles Basin: Verdugo Mountains; north side, Along Verdugo Mountain Way east of Whiting Woods Mountain Way. Northwest facing cliff near the main crest, at top of Henderson Canyon. 854 Comment
  OBI39742  Stephanomeria exigua subsp. exigua David J. Keil, V. L. Holland and Dirk Waters 1977-1 Los Angeles Comment
  CAS-BOT-BC322840  Stephanomeria pauciflora I. M. Johnston 1917-8-24 1649 Los Angeles N. Fk. Lytle Creek Comment
  RSA607703  Stephanomeria pauciflora Scott D. White, Pam DeVries 1997-11-20 6025 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment
  RSA586170  Stephanomeria pauciflora var. pauciflora Orlando Mistretta 1995-10-2 1945 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  RSA0116809  Stephanomeria virgata R. G. Swinney 2010-10-5 13968 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  POM184069  Stephanomeria virgata P. A. Munz 1932-8-31 12816 Los Angeles Playa Del Rey Comment
  UCR45022  Stephanomeria virgata subsp. pleurocarpa A. C. Sanders 1986-7-30 6828 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
  RSA226574  Stephanomeria virgata subsp. virgata Anonymous 1966-8-13 66157 Los Angeles 1 mile south of Crystal Lake, on Hwy. 39 1433 Comment
  SBBG42905  Stephanomeria virgata subsp. virgata L. D. Gottlieb 1966-7-8 6647 Los Angeles Hwy 39, 0.75 mi W of Crystal Lake Cmpgrd 1676 Comment
  UC1929641  Stillingia paucidentata Scott D. White 2003-6-8 9415 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  SD134457  Stillingia paucidentata Craig Reiser 1988-8-17 Los Angeles Western periphery of Palmdale, east of the freeway Comment
  UCR62857  Stipa hymenoides B. Lennart Johnson 1957-5-4 s.n. Los Angeles Mojave Desert, c. 23 mi north of Palmdale Comment
  UCR277127  Stipa parishii R. G. Swinney 2010-9-23 13883 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  LA103570  Stipa speciosa Virginia Mars; 1986-3-29 7156 Los Angeles San Gabriel Mountains, E of Red Rover Mine Road X Antelope Valley Freeway on Escondito Canyon Road 914 Comment
  RSA0091114  Stipa speciosa R. G. Swinney 2010-6-1 13116 Los Angeles 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
  RSA611364  Stuckenia pectinata L. C. Wheeler 1968-9-16 s.n. Los Angeles Una Lake, near Palmdale.. . Comment
  CAS-BOT-BC376010  Stylocline gnaphaloides F. W. Peirson 1921-5-20 2789 Los Angeles Little Rock Creek, San Gabriel Mts. 1097 Comment
  RSA596368  Stylocline gnaphaloides R. G. Swinney 1969-5-4 423 Los Angeles Approx 1/2mi N of Sierra Madre Ave on N. Pennsylvania Avenue 335 Comment
  LA204736  Suaeda taxifolia J. D. Sauer; 1971-8-15 4988 Los Angeles San Clemente Island, Wilson's Cove, near buildings Comment
  RSA442110  Suaeda tax