Search Results — 2000 specimen records retrieved (1573 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-BC229555  Abronia maritima W. R. Dudley 1895-1-4 s.n. Los Angeles Sands at San Pedro Comment
  RSA460919  Abronia maritima Edwin Kline 1926-5-29 s.n. Los Angeles Redondo Beach. Comment
  RSA0025876  Abronia umbellata Robert F. Thorne 1973-4-12 42910 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  RSA0044668  Abronia villosa var. aurita George B. Grant 1901-1 8 Los Angeles Southern California to Utah. Comment
  UCSB10457  Acacia baileyana Lloyd, Robert 1959-3-9 Los Angeles Fifth and College Street, Claremont; just south of Crookshank Hall, Pomona College; San Gabriel Mt. Range; Pacific slope drainage area 365 Comment
  CATA3490  Acacia melanoxylon Benjamin J. Dion 2017-12-2 025 Los Angeles Santa Catalina Island: Pacific side; southwest slope on edge of Snake Canyon and Nolava watersheds 338 Comment
  LA201536  Acacia retinodes Arthur C. Gibson; 2003-9-2 4892 Los Angeles 262 Comment
  RSA0065426  Acacia retinodes Marvin L. Becker 1948-2-13 s.n. Los Angeles Priv. res. Los Angeles. Comment
  HSC34776  Acer macrophyllum R. E. Cooksey Apr 1974 1759 Los Angeles Little Dalton Canyon, above Glendora 457 Comment
  POM306283  Acer macrophyllum Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1395 Los Angeles Eaton Canyon Park, Altadena. Comment
  UC1071618  Acer macrophyllum Jerome S. Horton 1936-3-10 259 Los Angeles below Dalton Canyon Dam; Pomona Quad., Dalton Watershed Comment
  LA49820  Acer macrophyllum W. O. Griesel; 1936-6-18 s.n. Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  CAS-BOT-BC334160  Acer negundo var. californicum Antone Blazic 1928-3-16 9 Los Angeles Los Angeles Comment
  RSA0104646  Achillea millefolium R. G. Swinney 2011-5-6 14605 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 793 Comment
  RSA794743  Achillea millefolium Jane Tirrell 2012-7-20 LS 0114 Los Angeles South side of California State Route 2 near mile marker 66.43. 2228 Comment
  CAS-BOT-BC211922  Achnatherum coronatum W. A. Silveus 1938-6-18 3697 Los Angeles Mt. Wilson, Coast Range Comment
  UCD55550  Achnatherum occidentale Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: spring on north side of Blue Ridge by Guffy Camp. Comment
  RSA729643  Achnatherum parishii subsp. parishii R. G. Swinney 1998-7-2 6241 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA226144  Achnatherum speciosum R. F. Thorne, C. W. Tilforth 1971-6-17 39911 Los Angeles N slope of San Gabriel Mountains: 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter, near junction of Bee Canyon with Santa Clara River valley (NAD27) 549 Comment
  RSA764463  Achnatherum speciosum Doris Hoover Bowers 1957-4-25 573 Los Angeles Mohave Desert N/o Big Pines 1220 Comment
  SBBG32265  Achnatherum speciosum L. S. Rose 1968-4-5 68017 Los Angeles Acton 822 Comment
  UC60156  Achnatherum speciosum Dr. A. Davidson Los Angeles Lancaster Comment
  CAS-BOT-BC213460  Acmispon argophyllus var. argophyllus Henry J. Thompson 1959-5-24 2017 Los Angeles Saddle Peak Rd., 1.2 miles ENE of peak, Saddle Peak, Santa Monica Mountains 716 Comment
  LA91410  Acmispon grandiflorus var. grandiflorus Bruce Douglas Clayton; Greg Shaw 1972-3-16 10 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, upper canyon entrance 579 Comment
  SD13186  Acmispon maritimus Edith A. Purer 1935-5-11 6549 Los Angeles Santa Monica Mountains, Malibou Road, hillside Comment
  SBBG95461  Acmispon maritimus var. maritimus M. B. Dunkle 1928-4-29 1904 Los Angeles Little Harbor Comment
  UCR282618  Acmispon micranthus Dan S. Cooper 2017-4-13 417- 23 Los Angeles Cornell Corners, ridge east of Kanan Rd. & Cornell Rd. 283 Comment
  SFV20861  Acmispon strigosus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 712 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  SD181518  Acmispon wrangelianus Louis C. Wheeler 1968-4-13 Los Angeles San Gabriel Mountains, saddle on ridge south of mouth of Big Dalton Canyon. 480 Comment
  CAS-BOT-BC133177  Adenostoma fasciculatum Timothy S. Ross; J. Mark Porter 1995-5-4 8423 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road; Liebre Mountains 585 Comment
  CAS-BOT-BC133184  Adenostoma fasciculatum Alice Eastwood 1919-5-29 8929 Los Angeles San Gabriel Canyon Comment
  LA105352  Adenostoma fasciculatum Barry A. Prigge; 1989-4-23 8426 Los Angeles Santa Susana Mountains, between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  SFV20817  Adenostoma fasciculatum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1087 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  POM90018  Adenostoma fasciculatum Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  RSA177862  Adenostoma fasciculatum var. fasciculatum Robert F. Thorne, Percy C. Everett 1965-5-10 34442 Los Angeles Black Jack Mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  RSA0062526  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  UCR71152  Adiantum jordanii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4369 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 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
  SFV21846  Ageratina adenophora J. D. Dilley 1997-3-29 151 Los Angeles Santa Monica Mountains Studio City. Beatty Dearing Trail, beginning on Mulholland Drive, 0.5 miles west of Laurel Canyon. 245 Comment
  UCR119530  Ageratina adenophora L. C. Wheeler 1947-4-27 6470 Los Angeles San Gabriel Mtns., Mountain Cave, 1 mi [north] of Monrovia 530 Comment
  UCR258954  Ageratina adenophora R. G. Swinney 2010-2-27 11756 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  CDA6740  Ageratina adenophora T. C. Fuller 1958-5-9 2061 Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
  RSA135193  Agoseris grandiflora var. grandiflora Peter H. Raven 1960-5-1 s.n. Los Angeles Santa Monica Mountains. Piuma road 2.3 miles east of Rambla Pacificica. 34deg.N 118deg. to 119deg. W. 487 Comment
  RSA729435  Agoseris retrorsa R. G. Swinney 1998-7-14 6447 Los Angeles Pine Mountain Ridge; 0.8 mi. west of Camp Lupine trail. Broad ridge top. 2262 Comment
  RSA95122  Agoseris retrorsa F. W. Peirson 1922-7-6 1491 Los Angeles Blue Ridge near Swartout Valley. 2316 Comment
  UCR204883  Agrostis exarata R. G. Swinney 2005-8-9 8411 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  CAS-BOT-BC139057  Agrostis pallens Dr. H. E. Hasse 1889-6-1 s.n. Los Angeles On ridges of Santa Monica Range. Comment
  SFV22041  Agrostis pallens V. Soza, I. E. Anderson, L. Gross 2000-6-6 985 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway above Brace Canyon, west of junction with Stough Canyon Mountainway. On slope above road. 610 Comment
  RSA755583  Agrostis stolonifera R. G. Swinney 2008-10-16 9585 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR103750  Allenrolfea occidentalis David Charlton 1989-5-25 3192 Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  SEINET10719975  Allium Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2578 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  RSA79233  Allium burlewii G. R. Campbell 1952-6-28 17292 Los Angeles South slope of Mt. San Antonio (Baldy); San Gabriel Mts. 2744 Comment
  UCR223014  Allium fimbriatum R. G. Swinney 2009-5-5 10631 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA0105219  Allium lacunosum var. davisiae R. G. Swinney 2011-6-7 15041 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  SD253328  Allium lacunosum var. davisiae R. G. Swinney 2011-6-7 15041 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 (Chilao Flat 7.5'Q) 1584 Comment
  CAS-BOT-BC472004  Allium lacunosum var. davisiae Louis C. Wheeler 1932-4-10 607 Los Angeles 2 mi. W. Palmdale, Mohave Desert Comment
  LA21590  Allium peninsulare Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC1947589  Allium peninsulare var. peninsulare P. A. Munz 1918-4-27 2166 Los Angeles Temescal Canyon Comment
  RSA376824  Allium praecox M. B. Dunkle 1939-4-4 7245 Los Angeles San Clemente Island: Chenetti Canyon. Comment
  SEINET12053563  Allium serratum H. M. Hall 1902-1 3234 Los Angeles Chatsworth Hills Comment
  UCR108463  Allophyllum divaricatum L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  UCR200169  Allophyllum divaricatum Valerie Soza, Laura A. Moore 2000-5-10 851 Los Angeles Transverse Ranges; Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines, W of peak ''1936'' 564 Comment
  UCR64728  Allophyllum divaricatum Jeri Hirshberg, Theo Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  RSA26368  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  RSA0036425  Allophyllum glutinosum LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6981 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
  SBBG78925  Allophyllum glutinosum F. R. Fosberg 1931-7-14 5413 Los Angeles Hamilton Cyn 30 Comment
  UC879980  Allophyllum glutinosum L. W. Nuttall 339 Los Angeles Santa Catalina Isl. Comment
  RSA669280  Alnus rhombifolia LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 551 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  RSA0082904  Amaranthus blitoides Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3122 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along upper terrace overlooking the ocean. 39 Comment
  SFV6617  Amaranthus blitoides T. Gordon, K. A. Wilson 1974-5-29 229 Los Angeles San Fernando Valley NW corner of Balboa and Parthenia. In recently plowed field. Comment
  RSA750232  Amaranthus blitum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37066 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA235156  Amaranthus retroflexus David Wheat 1972-8-20 738 Los Angeles Roadside weed on Padua Ave. between Baseline Rd. and Mt. Baldy Road 518 Comment
  RSA603179  Amaranthus retroflexus L. C. Wheeler 1970-7-22 s.n. Los Angeles San Gabriel Mountains: Vicinity of Fascination Spring. 335 Comment
  RSA0080649  Ambrosia acanthicarpa R. G. Swinney 2010-5-29 13009 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  RSA0105210  Ambrosia acanthicarpa R. G. Swinney 2011-10-27 15925 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA594792  Ambrosia acanthicarpa Steve Boyd, Lauren Raz 1996-10-29 9103 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  SBBG61232  Ambrosia acanthicarpa M. N. Ackley -Oct-1927 246 Los Angeles Eagle Rock 213 Comment
  UCR247984  Ambrosia acanthicarpa David J. Keil 1986-9-27 19741 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  SBBG19153  Ambrosia chamissonis M. A. Piehl 1963-12-8 631114 Los Angeles W end airfield runway, West Cove 18 Comment
  SD39986  Ambrosia chamissonis Edith A. Purer 1932-4-23 2823 Los Angeles El Segundo, dunes near ocean Comment
  RSA158274  Ambrosia chamissonis var. chamissonis Peter H. Raven 1962-7-12 18031 Los Angeles Northwest Harbor, San Clemente Island 15 Comment
  SD143585  Ambrosia dumosa R. D. Goeden, D. W. Ricker 1970-4-30 Los Angeles Mojave Desert, ca. 7.5 miles southeast of Llano, southwest side of State Highway 138, 1.8 miles southeast of Pearblossom Highway 1073 Comment
  SFV21773  Ambrosia psilostachya J. N. Hogue 2010-7-10 370 .07 Los Angeles Los Angeles, Eagle Rock. 1316 Saginaw Street. 207 Comment
  SBBG70997  Amelanchier alnifolia R. Hoffmann 1929-5-19 Los Angeles below Los Angeles Recreation Park, above Big Rock Crk Comment
  UCR87563  Amelanchier utahensis R. G. Swinney 1994-6-12 2884 Los Angeles Eastern San Gabriel Mountains, Sheep Mtn Wilderness, Prairie Fork Canyon bottom, c. 550 yrds SE of jct of FS rd 3N39 and East Prairie Fork Trail (former road) 2195 Comment
  RSA415274  Amorpha californica H. L. Bauer 1932-4-25 15361 Los Angeles Near Topango [Topanga] P.O. Comment
Read comments
May 29 2014
  RSA646134  Amorpha californica var. californica Orlando Mistretta 1992-7-13 s.n. Los Angeles Los Pinetos Spring Canyon Trail. Comment
  UC24594  Amsinckia intermedia Harley P. Chandler 1897-2-6 Los Angeles Claremont 487 Comment
  IRVC26443  Amsinckia menziesii var. menziesii A. C. Sanders, Mark Elvin, et al. 2003-3-5 25716 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  UC881412  Amsinckia menziesii var. menziesii Louis C. Wheeler 1934-3-31 2495 Los Angeles La Verne 304 Comment
  SFV9186  Amsinckia tessellata H. Wells 1968-3-30 14 Los Angeles Mojave Desert 3.1 miles north of junction of Palmdale Boulevard and State Highway 14 on State Highway 14. 1.4 miles west of junction of State Highway 14 and side road, on side road. Comment
  UCR276786  Amsinckia tessellata R. G. Swinney 2011-4-1 14293 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
  RSA713248  Amsinckia tessellata var. tessellata LeRoy Gross 2005-5-3 2224 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  SBBG58480  Anagallis arvensis M. N. Ackley -Apr-1928 795 Los Angeles Eagle Rock 182 Comment
  RSA603895  Ancistrocarphus filagineus L. C. Wheeler 1975-5-14 s.n. Los Angeles San Gabriel Mountains: Head of East Fork Little Tujunga. Comment
  CATA1077  Anemopsis californica Mark L. Hoefs 1995-5-16 2027 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA92881  Anemopsis californica F. W. Peirson 1919-6-15 503 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  JEPS16003  Angelica tomentosa Frank W. Peirson 1921-7-19 2508 Los Angeles San Gabriel Mountains, San Gabriel River, Cow Canyon Cow Canyon; San Gabriel Mountains, San Gabriel River, Cow Canyon 914 Comment
  SEINET157237  Anisacanthus thurberi K. Devine, C. Devine, S. McNabb 2005-7-25 47 Los Angeles Hollywood Hills in Beverly Hills.Tree People Conservation area where Coldwater Canyon Dr. and Mulholland Dr. meet. 182 Comment
  SFV3677  Anisocoma acaulis P. G. Kilburn 1958-4-18 743 Los Angeles Mojave Desert Palmdale. Ave. N and 22nd Street, 3 miles northwest of town. 790 Comment
  SBBG119295  Anthriscus caucalis V. Soza, K. Hughes 1999-6-17 531 Los Angeles Chantry Flat, off rd 2N41, W of water tank 701 Comment
  JEPS13622  Antirrhinum coulterianum Peter Kamb 1948-7-13 1221 Los Angeles Big Tujunga Canyon at mouth of Bryant Canyon; San Gabriel Mts., Big Tujunga Canyon 548 Comment
  RSA647806  Antirrhinum coulterianum LeRoy Gross, Laura Moore 2000-6-5 228 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  RSA248656  Antirrhinum coulterianum Christopher Davidson 1974-6-4 2290 Los Angeles Tapia Park, off Malibu Canyon rd. 46 Comment
  CATA3310  Antirrhinum kelloggii Amy Catalano, Jen Dreizehn 2017-3-23 028 Los Angeles Santa Catalina Island: South edge of exclosure 4B, south facing slope in upper Grand Canyon 423 Comment
  RSA425822  Antirrhinum kelloggii Anstruther Davidson 1890-5-1 s.n. Los Angeles Near Burbank Comment
  UCR258569  Antirrhinum multiflorum R. G. Swinney 2010-5-29 13014 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  UCR92068  Antirrhinum multiflorum Scott D. White 1995-2-7 2525 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  CATA1117  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1995-5-23 2081 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  LA52042  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven; Henry J. Thompson 1960-5-16 15387 Los Angeles Santa Monica Mountains, ridge east of Temescal Canyon, along fire-break 243 Comment
  RSA470374  Apiastrum angustifolium H. de Forest 1926-1 s.n. Los Angeles Verdugo Woodlands. Comment
  RSA779254  Apiastrum angustifolium Pam De Vries 2011-4-22 7759 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 2.5 air miles NNE of the intersection of Copper Hill and McBean Parkway (Santa Clarita); about 0.5 air miles west of San Francisquito Canyon Road 548 Comment
  UC1618096  Apiastrum angustifolium H. H. Tracy 1936-5-16 Los Angeles Claremont Comment
  UC535516  Apiastrum angustifolium Ira W. Clokey, B. Templeton Apr. 1929 4434 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 425 Comment
  CLARK-A1528-7878  Apium leptophyllum John C. Roos 1951-8-1 5079 Los Angeles Los Angeles 60 Comment
  RSA609982  Apocynum androsaemifolium L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  RSA0019004  Apocynum cannabinum Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11686 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR124968  Aquilegia formosa Geo. L. Moxley 1915-7-4 360 Los Angeles San Gabriel Mtns., Arroyo Seco Canyon 1000 Comment
  UCR192858  Aquilegia formosa R. G. Swinney 1998-7-14 6425 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  RSA634224  Aquilegia formosa Robert F. Thorne, M. Z. Thorne 1969-7-10 38364 Los Angeles San Gabriel Mts., Angeles National Forest: Upper end of Vincent's Gulch just below parking lot at Vincent's Gap 1997 Comment
  UCR190544  Arabis R. G. Swinney 2000-6-19 7834 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UC1211162  Arabis glabra Huron H. Smith 1912-4-23 4807 Los Angeles Eagle Rock 213 Comment
  RSA0126230  Arabis glabra var. glabra Mike Hammitt, Jason Rick 1991-6-19 s.n. Los Angeles Sawpit Canyon. 549 Comment
  UCR209525  Arabis platysperma var. platysperma R. G. Swinney 2008-7-3 9156 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  SEINET233347  Arabis pulchra Steve Mason, Helen M. Mason 1993-5-9 36 Los Angeles Mt. Pinos area Lockwood Valley Rd 3.7 mi from Mt. Pios Hwy on the right side of the road 1646 Comment
  SEINET4136766  Arabis sparsiflora var. californica K. Dobry 1991-3-16 d 258 Los Angeles Montifisher Property off Stunt Road. Lower Cold Creek Canyon, Santa Monica Mountains.; 0 Comment
  RSA604372  Aralia californica L. C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains: Alder Gulch. 1584 Comment
  POM367171  Arbutus menziesii Albert J. Perkins 1931-2-22 14977 Los Angeles Sierra Madre Mts. along trail to Hoegee Camp Comment
  POM354169  Arceuthobium abietinum Bonnie C. Templeton 1932-5-31 4846 Los Angeles Big Pines Camp, Angeles National Forest 2134 Comment
  POM9794  Arceuthobium occidentale Philip A. Munz 1921-4-24 4423 Los Angeles Sandbergs, Ridge Road. 1524 Comment
  UCR277122  Arctostaphylos R. G. Swinney 2010-9-23 13890 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA626703  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22113 Los Angeles Glendora Ridge Road, 7 km southwest of Baldy Road. 1410 Comment
  RSA629073  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20301 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  CAS-BOT-BC23207  Arctostaphylos glandulosa subsp. glandulosa John Thomas Howell 1930-5-18 5174 Los Angeles Rocky slope, Pacoima Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC23241  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-4-13 1520 Los Angeles Wilson's Peak 1219 Comment
  RSA626760  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1993-11-15 25170 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  RSA653044  Arctostaphylos glandulosa subsp. mollis A. C. Sanders, D. Malueg 1998-6-24 22080 Los Angeles San Gabriel Mtns.: 2 miles E of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  RSA702823  Arctostaphylos glandulosa subsp. mollis Scott D. White 2004-7-27 10629 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  RSA631426  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20504 Los Angeles Chilao Campground. 1600 Comment
  POM294821  Arctostaphylos glauca var. glauca Lyman Benson 1912-3-12 11607 Los Angeles Claremont, Pacific Slope Drainage Area. 351 Comment
  RSA70417  Arctostaphylos parryana F. W. Peirson 1919-5-10 429 Los Angeles Mt. Gleason trail from Arrastre Creek, San Gabriel Mountains. 1738 Comment
  RSA634711  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15043 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634852  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20574 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA634869  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20268 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634919  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20531 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635128  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20287 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA522335  Arctostaphylos patula T. S. Ross 1990-7-10 4027 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA635276  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20639 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR202708  Arctostaphylos patula R. G. Swinney 2001-8-18 8050 Los Angeles San Gabriel Mtns., Mt. Baden-Powell 2866 Comment
  CAS-BOT-BC384748  Arenaria serpyllifolia var. serpyllifolia I. M. Johnston 1918-4-25 1978 Los Angeles Claremont 365 Comment
  CAS-BOT-BC401799  Argemone munita subsp. rotundata Gerald B. Ownbey; Findley Ownbey 1954-5-28 2118 Los Angeles Soledad Canyon, 7.0 miles w. of Ravenna, e.g., at junction of Hwy. with Agua Dulce creek road Comment
  UCR217343  Arida carnosa David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base 697 Comment
  SBBG131952  Aristida adscensionis S. A. Junak 2000-5-18 SCa 1297 Los Angeles W side of 4th of July Cove, 0.1 mi from turnoff to camp 36 Comment
  SEINET10967896  Aristida divaricata G. B. Grant Grant 66 Los Angeles Altadena. Comment
  CAS-BOT-BC90134  Artemisia biennis S. B. Parish; W. F. Parish 1882-10-1 1594 Los Angeles Near Santa Ana Comment
  RSA0069421  Artemisia californica R. G. Swinney 2010-3-10 11798 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA417234  Artemisia californica George R. Johnston 1934-5-20 18972 Los Angeles Descanso Canon, Santa Catalina Island. Comment
  SD79018  Artemisia californica R. Mitchel Beauchamp 1967-1-27 105 Los Angeles San Clemente Island, east of Wilson Cove Comment
  IRVC8954  Artemisia douglasiana P. W. Rundel 1965-2-6 1509 Los Angeles Palmer Canyon; just north of Padua Hills, west slope. San Gabriel Mountains 610 Comment
  JEPS30672  Artemisia douglasiana Henry J. Thompson and Peter H. Raven 1959-9-6 14380 Los Angeles near mouth of Malibu Creek; Santa Monica Mountains Comment
  LA31676  Artemisia douglasiana Peter H. Raven; 1959-10-25 14694 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  SD143531  Artemisia dracunculus Ralph Hoffmann 1927-8-31 Los Angeles Mint Canyon Comment
  RSA562256  Artemisia dracunculus D. Charlton 1989-6-10 3221 Los Angeles Frazler Mtn Rd., Lockwood Valley, Los Padres National Forest. 1829 Comment
  RSA729770  Artemisia ludoviciana R. G. Swinney 1999-8-16 7654 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  RSA760586  Artemisia ludoviciana R. G. Swinney 2008-10-16 9618 Los Angeles Big Pine Meadow 2061 Comment
  RSA639754  Artemisia tridentata L. C. Wheeler 1956-9-16 7239 Los Angeles San Gabriel Mountains: Guffy Camp, Blue Ridge. Comment
  LA211274  Artemisia tridentata subsp. parishii Arthur C. Gibson; 2004-8-2 5215 Los Angeles SANTA MONICA MOUNTAINS, overlooking the 101 freeway, Calabasas Parkway frontage road. Calabasas. Comment
  UCR240025  Artemisia tridentata var. parishii 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
  SBBG31450  Arthrocnemum subterminale R. F. Thorne 1966-4-4 Los Angeles behind Ballast Pt Comment
  CAS-BOT-BC146257  Arundo donax W. S. Lyon 1890-12-1 s.n. Los Angeles Borders of Los Angeles River. Comment
  RSA0117686  Asclepias eriocarpa Lyman Benson 1951-6-21 14787 Los Angeles Claremont - Wash P.C. [Pomona College; Thorne's comment on location] Comment
  RSA771610  Asclepias eriocarpa R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42207 Los Angeles Mt. Waterman: East end of Mt. Waterman ridge 2317 Comment
  RSA747095  Asclepias fascicularis A. C. Sanders, T. B. Salvato 2009-5-19 36834 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  UC1584742  Asclepias fascicularis Tim Ross, Annette Ross 1991-6-3 5522 Los Angeles sw base Elephant Hill (west Pomona); Pomona 231 Comment
  UCR258619  Asclepias fascicularis R. G. Swinney 2010-9-13 13806 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  UCR213421  Asparagus densiflorus A. C. Sanders, Dan S. Cooper 2010-3-12 37322 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA104173  Aspidotis californica Kei Nakai; T. Thomas, J. Dice, B. Gustaffson 1983-5-12 1030 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, S of Newton Canyon on W-side of creek. 274 Comment
  RSA0088156  Aspidotis californica R. G. Swinney 2010-8-30 13624 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA632936  Aspidotis californica Valerie L. Soza, Kent Hughes 1999-6-17 542 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UC42404  Aspidotis californica O. D. Allen 1884-9-29 8 Los Angeles at base of San Gabriel Mts Little Santa Anita Canyon; San Gabriel Mts Comment
  RSA565750  Aster greatae Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles mouth of Pine Canyon at its confluence with Arroyo Seco Canyon Comment
  RSA623472  Aster greatae L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon. Comment
  UCR210488  Aster subulatus R. G. Swinney 2008-11-30 9869 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  UCR229520  Aster subulatus Jeremiah George 2011-9-28 s.n. Los Angeles South Coast, Long Beach, east side of Los Angeles River channel, south of West Shoreline Dr. offramp from 710 Fwy 4 Comment
  POM2649  Astragalus bicristatus I. M. Johnston 1918-6-23 2039 Los Angeles West end of Ontario Pk. (Cascade Canyon). 1829 Comment
  CHSC14161  Astragalus didymocarpus L. M. Mayer; I. J. Mayer 1974-4-10 152 Los Angeles In field 50 ft n of Bouquet Canyon Rd. - 1/4 mi of its intersection with Vasquez Canyon Rd. Comment
  SD193279  Astragalus didymocarpus A. C. Sanders 2005-5-5 29906 Los Angeles Cruzan Mesa along dirt road at northeast end of mesa. 640 Comment
  RSA90161  Astragalus didymocarpus var. dispermus F. W. Peirson 1929-5-11 398 Los Angeles Arraster Creek, north slope of San Gabriel Mtns. 854 Comment
  POM8877  Astragalus douglasii W. R. Dudley, F. H. Lamb 1896-6-12 4440 Los Angeles Gorman's Station Comment
  CAS-BOT-BC182845  Astragalus douglasii Timothy S. Ross; Steve Boyd 1990-6-1 2762 Los Angeles Moody Canyon (a.k.a. the Toilet Bowl of Death): draining northward from Messenger Flats and Mt Gleason 1341 Comment
  RSA660181  Astragalus douglasii var. douglasii Orlando Mistretta 1992-5-25 404 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA709834  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines. 10 Comment
  RSA0106879  Astragalus gambelianus Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 637 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 256 Comment
  RSA615517  Astragalus gambelianus L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Saddle on ridge south of mouth of Big Dalton Canyon. 480 Comment
  SD46411  Astragalus lentiginosus var. variabilis P. C. Everett, E. K. Balls 1956-5-9 21564 Los Angeles 6.0 miles south of Lancaster, Highway 6. 760 Comment
  RSA232624  Astragalus miguelensis Larry E. DeBuhr, Gary D. Wallace 1972-9-1 685 Los Angeles San Clemente Island NW side of island. Comment
  SBBG95679  Astragalus nevinii A. Liston, O. Mistretta, L. Rieseberg 1989-4-29 801 -1 Los Angeles main dune area at Darter Rd, NW part of island Comment
  UC311822  Astragalus purshii var. tinctus P. A. Munz 1921-6-17 4614 Los Angeles Swartout Valley San Antonio Mts., Swartout Valley 2286 Comment
  CAS-BOT-BC194027  Astragalus trichopodus var. lonchus Peter H. Raven 1959-3-15 13857 Los Angeles Point Dume, just behind dunes east of Zuma Beach, Santa Monica Mountains 9 Comment
  CAS-BOT-BC194042  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17782 Los Angeles Airport Road on main ridge about 0.5 miles west of Middle Ranch turn-off, Santa Catalina Island Comment
  CAS-BOT-BC199088  Astragalus trichopodus var. phoxus Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  LA200440  Astragalus trichopodus var. phoxus Louis Wheeler; 1931-11-11 345 A Los Angeles 518 Comment
  RSA251523  Atriplex argentea R. F. Thorne 1973-4-12 42979 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  UC110235  Atriplex californica T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  SEINET3930686  Atriplex canescens subsp. canescens Timothy S. Ross, Steve Boyd 1994-9-20 8227 b Los Angeles Located 2 miles northwest of Acton. Sandy wash, south side of intersection Escondido Canyon Road and Red Rover Mine Road.; 0 884 Comment
  UC1871063  Atriplex coulteri T. S. Ross, Janet Takara, Misty Gay 1993-4-20 6827 Los Angeles Channel Islands; Santa Catalina Island; Indian head Rock, SSw of, and overlooking, Little Harbor; Santa Catalina North USGS 7.5' quad; near 33 deg. 22'46''N 118deg. 28'41''W; ca 260 feet elevation 79 Comment
  SD197735  Atriplex glauca A. C. Sanders, T. B. Salvato 2009-5-19 36812 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines south of Montebello Blvd. and west of Plaza Dr., south lof large shopping mall called Montebello Town Center. 110 Comment
  CAS-BOT-BC170112  Atriplex lentiformis Charles Piper Smith 1910-8-5 2308 Los Angeles Santa Monica Comment
  CAS-BOT-BC170120  Atriplex lentiformis Alice Eastwood 1919-7-4 9295 Los Angeles Santa Monica Canyon Comment
  UC7044 Image available Atriplex lentiformis subsp. lentiformis W. H. Brewer 1863-12-21 75 Los Angeles Santa Monica; ; Sierra Santa Monica, near Camp 3 Comment
  CAS-BOT-BC180911  Atriplex pacifica A. J. McClatchie 1893-9-13 413 Los Angeles Catalina Comment
  UC110281  Atriplex pacifica Katharine Brandegee 1903-10-14 Los Angeles San Pedro Comment
  RSA478380  Atriplex rosea Alva Watry 1930-7-28 s.n. Los Angeles Telegraph Road Comment
  RSA478403  Atriplex semibaccata F. R. Fosberg 1931-3-26 S- 4396 Los Angeles Santa Catalina Island. Hillside above St. Catherine Hotel. 10 Comment
  CATA2075  Atriplex suberecta Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2535 Los Angeles Santa Catalina Island: Reservoir above Cottonwood Canyon 182 Comment
  SEINET4136308  Atriplex torreyi Howard Stutz 1982-7-9 9027 Los Angeles Lancaster, California.; 0 Comment
  SD90603  Atriplex watsonii Robert F. Thorne 1966-4-16 36034 Los Angeles San Clemente Island, southwest side of island, 2/3 mile south-southeast of Eel Point and north of Seal Cove. 29 Comment
  SBBG107478  Atriplex watsonii J. Rebman, J. Dunn 1996-4-29 3108 Los Angeles between Eel Pt and Eel Cove, cyn on W side of island, next to ocean 50 Comment
  RSA0117865  Avena barbata Robert L. Benson 1960-5-19 48 Los Angeles Blanchard Park. [Pomona College.] Claremont. 365 Comment
  RSA150922  Avena barbata P. H. Raven 1962-4-11 17290 Los Angeles San Clemente Island: beach behind Northwest Harbor 3 Comment
  RSA652771  Avena barbata Monica Acosta 1998-5-14 8 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  LA200169  Baccharis pilularis Jonathan Sauer; R. Minnich 1972-4-5 5032 Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA596206  Baccharis pilularis Lauren Raz, Steve Boyd 1996-10-23 017 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
  RSA656414  Baccharis pilularis Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 678 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 518 Comment
  SEINET11837861  Baccharis pilularis subsp. consanguinea C. V. Braun 1974-1 23 Los Angeles turn-out on E side of I-5 just N of Castaic Comment
  SFV16700  Baccharis salicifolia P. Wilson, J. M. Albert 1996-6-12 3449 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  UCR209149  Baccharis salicifolia Dan S. Cooper 2009-1-29 109- 26 .2 Los Angeles Los Angeles Basin, Athens area, SW corner of W 135th St. and Main St., South Los Angeles 34 Comment
  SEINET3145995  Baccharis salicifolia G. B. Grant 97 Los Angeles S CA; Las Angeles Comment
  UC440453  Baccharis salicifolia subsp. salicifolia Carl Epling and Lincoln Ellison 1929-4-2 Los Angeles Topanga Canyon, Santa Monica Mountains Santa Monica Mountains, Topanga Canyon Comment
  UCR108383  Baccharis salicina L. C. Wheeler 1946-9-9 6368 Los Angeles San Gabriel Mtns., West Fork San Gabriel River, 1/2 mi east of Bear Creek 518 Comment
  SBBG65264  Bassia hyssopifolia R. Hoffmann 1931-8-23 Los Angeles Santa Monica Comment
  SEINET12003916  Batis maritima C. G. Pringle 1882-1 s.n. Los Angeles Comment
  UC519763  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  UCR149339  Berberis nevinii R. G. Swinney 1998-4-13 5970 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  UC205764  Berberis pinnata D. L. Crawford 1915-8-14 Los Angeles mts near Claremont Comment
  CAS-BOT-BC102042  Bidens laevis C. F. B. 1903-10-1 3727 Los Angeles Pomona Comment
  RSA92408  Bidens pilosa var. pilosa F. W. Peirson 1919-12-20 4236 Los Angeles foot of Eaton Canyon at bridge, base of San Gabriel Mts. Comment
  SBBG118572  Bituminaria bituminosa S. L. Hobbs 1999-4-22 1 Los Angeles Clamshell Truck Trail, Monrovia 1079 Comment
  RSA708602  Bloomeria crocea Valerie L. Soza, LeRoy Gross 2001-5-9 1204 Los Angeles Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 297 Comment
  CAS-BOT-BC167118  Boechera Wayne Law; Jun Hu 2000-4-30 08 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediatley after Millard campground 823 Comment
  RSA611105  Boechera californica L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  UCR271613  Boechera sparsiflora R. G. Swinney 2011-5-31 14917 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
  LA8054-  Bothriochloa barbinodis Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  CDA33355  Bothriochloa barbinodis Michael O Brien 2010-6-27 Los Angeles El Matador State Beach. 0 Comment
  RSA187850  Bowlesia incana R. F. Thorne 1966-4-7 35961 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  RSA588678  Boykinia rotundifolia Orlando Mistretta 1995-7-12 1920 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  UCR269246  Brassica tournefortii Erika M. Gardner, LeRoy Gross, Nancy Hamlett 2012-3-8 03 Los Angeles City of Claremont, Bernard Field Station, at the south entrance gate. Found on the south side of the fence near Foothill Blvd and along the southwest border of the station along Dartmouth Ave. 398 Comment
  CAS-BOT-BC100402  Brickellia californica I. M. Johnston 1917-8-21 1642 Los Angeles Upper San Antonio [Canon] Canyon 1676 Comment
  POM351106  Brickellia californica F. R. Fosberg 1931-7-11 7205 Los Angeles Near Reservoir Summit, Ridge Route, western Sierra Madre Mountains. 1200 Comment
  UCSB9968  Brickellia californica Ballard 1954-9-28 Los Angeles One mile west of Route 66, Claremont 289 Comment
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Nov 5 2014
  RSA777518  Bromus R. G. Swinney 2009-5-27 10863 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR193998  Bromus anomalus R. G. Swinney 1998-7-28 6519 Los Angeles San Gabriel Mtns., south fork of Cow Canyon at and above Fallen Leaf Spring, to 0.2 mi. south of Glendora Ridge Rd. 1427 Comment
  RSA92043  Bromus carinatus F. W. Peirson 1918-4-28 1558 Los Angeles Road east and south of El Monte. Comment
  CAS-BOT-BC149195  Bromus carinatus var. carinatus Dr. A. Davidson 1893-1-1 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC156227  Bromus catharticus Ernest C. Twisselmann 1961-10-31 6695 Los Angeles Mojave Desert. Antelope Valley. Avenue A at 90th Street. 685 Comment
  RSA595324  Bromus catharticus D. L. Banks 1996-4-24 910 Los Angeles Claremont, localized escape in the lawn at the corner of Doane Ave. & Guilford Ave., The lawn has not been mowed in several weeks and is hosting several other escaped grass species, as well as introduced broad-leaved weeds such as Cerastium vulgare, Cotula australis, Erodium cicutarium, Brassica sp., etc. Comment
  RSA718059  Bromus diandrus R. G. Swinney 1997-8-19 5816 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  UCD58563  Bromus diandrus subsp. diandrus Jack Delaini 1974-4-25 134 Los Angeles Lodi Canyon, San Dimas Experimental Forest. Angeles National Forest. Near San Dimas Creek at mouth of canyon. 365 Comment
  CAS-BOT-BC155587  Bromus grandis Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. Comment
  RSA522469  Bromus grandis Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4035 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA702155  Bromus grandis Michael Honer 2004-6-22 1988 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  UCR142812  Bromus grandis L. C. Wheeler 1933-7-4 1894 Los Angeles San Gabriel Mtns, San Dimas Canyon 640 Comment
  RSA533416  Bromus hordeaceus Timothy S. Ross 1991-4-21 4525 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  RSA64154  Bromus hordeaceus Valerie L. Soza 1997-4-11 34 Los Angeles Bernard Field Station of the Claremont colleges, located on the NW corner of Mills Ave. and Foothill Boulevard., 34 ' 06' 39N, 117 ' 41' 48W 412 Comment
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Mar 18 2009
  UC2052836  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles San Clemente Island, Pyramid Cove. Comment
  POM364034  Bromus laevipes Louis Greata 1901-09 s.n. Los Angeles Arroyo Seco. Comment
  SBBG108929  Bromus madritensis S. A. Junak 1997-4-24 SCl 873 Los Angeles flats just S of Wall Rock Cyn 198 Comment
  CDA1842  Bromus madritensis subsp. madritensis L. C. Wheeler 1975-4-27 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Fish Canyon.. . 0 Comment
  UCR102380  Bromus madritensis subsp. madritensis L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mtns., Devil's Canyon, just above the upper falls, below the campground, east of windy gap. 1006 Comment
  SBBG128566  Bromus madritensis subsp. rubens M. L. Hoefs, R. Given 1992-4-16 1800 Los Angeles Wild Boar Gully 152 Comment
  UC185562  Bromus madritensis subsp. rubens T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  LA13780  Bromus orcuttianus Victor Duran; 1933-7-20 3521 Los Angeles San Gabriel Mountains, Buckhorn 1981 Comment
  RSA657288  Bromus rubens Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -21 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
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May 21 2015
  UCR200001  Bromus rubens Valerie Soza, Mariam Sidibeh 2003-3-26 1614 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  RSA653914  Bromus sterilis Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 903 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. 487 Comment
  RSA729531  Bromus tectorum R. G. Swinney 1998-6-16 6985 Los Angeles San Gabriel Mtns; summit of Lookout (Antonio) Mountain. 2070 Comment
  UCR221912  Bromus tectorum R. G. Swinney 2009-4-28 10528 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR147853  Broussonetia papyrifera L. C. Wheeler 1951-10-13 s.n. Los Angeles Flower and 28th Street 60 Comment
  LA200314  Cakile maritima Jonathan Sauer; D. Birindelli 1968-5-6 4344 Los Angeles Santa Monica Mountains, Point Dume Comment
  UCD114952  Cakile maritima Daryl Koutnik 1978-3-30 s.n. Los Angeles Northwest of intersection of Pacific Avenue and Culver Boulevard near base of Ballona Bluffs. 3 Comment
  RSA172324  Calandrinia breweri R. F. Thorne, James Henrickson 1963-5-5 32304 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  UCR192534  Calandrinia ciliata A. C. Sanders 2008-4-10 34831 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  HSC17631  Calandrinia ciliata C. S. Apperson 1966-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave D Comment
  SBBG13941  Calandrinia menziesii E. R. Blakley 1958-5-9 2271 Los Angeles hills 2 mi E of Gorman 1097 Comment
  CAS-BOT-BC80328  Callitropsis Marian L. Campbell 1921-3-11 s.n. Los Angeles Pasadena Comment
  UCSB16196  Calocedrus decurrens Gerhart, Janet 1963-4-6 Los Angeles At Vincent Gap, 6 miles west of Big Pines on State Highway 2 1950 Comment
  HSC15327  Calochortus albus C. S. Apperson 1966-5-20 Los Angeles Tapia Park area near Malibu Canyon in the Santa Monica Mtns. Comment
  CAS-BOT-BC487469  Calochortus albus H. E. Hasse 1900-5-1 s.n. Los Angeles Santa Monica, Las Tunas Canon 500 Comment
  CAS-BOT-BC132273  Calochortus catalinae Le Roy Abrams 1901-4-3 1266 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC132276  Calochortus catalinae Carl Epling 1931-5-9 s.n. Los Angeles Los Alisos Canyon Comment
  LA22329  Calochortus catalinae Carl Epling; 1939-2-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  RSA785918  Calochortus catalinae K. Dobry 1991-10-22 629 Los Angeles Santa Monica Mountains section. 1 mile east of Las Virgnes [Virgenes] Hwy off Mullholland. Comment
  SD41987  Calochortus clavatus Darley F. Howe 1947-5-3 Los Angeles Mint Canyon Comment
  UC519905  Calochortus clavatus Carl Epling and Louis Wheeler 1933-6-4 1854 Los Angeles near Summit (Ridge Route) 1524 Comment
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Nov 9 2011
  RSA599456  Calochortus clavatus var. gracilis Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9497 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 793 Comment
  RSA627540  Calochortus clavatus var. gracilis Sandy Leatherman, Scott D. White 1998-5-15 9 Los Angeles Western Liebre Mountains. West of Castaic Lake and east of Interstate 5. 610 Comment
  SBBG122015  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-28 748 Los Angeles Bee Cyn just N of Soledad Cyn Rd, 0.3 km NE of confluence of Bee Cyn and Santa Clara River; SE Liebre Mtns 570 Comment
  SBBG122073  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-4-19 1741 Los Angeles 1 km E of jct of Bouquet Cyn Rd and Newhall Ranch Rd, N of Santa Clara River 405 Comment
  RSA17063  Calochortus invenustus Carl B. Wolf 1936-5-27 7854 Los Angeles Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above Tie Camp Summit (1st summit) 1889 Comment
  RSA587975  Calochortus kennedyi var. kennedyi Freda Detmers 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  POM1706  Calochortus plummerae L. E. Hill 1897-6-10 10342 Los Angeles Claremont, Live Oak Canyon. 366 Comment
  RSA702914  Calochortus plummerae Scott D. White, Michael Honer 2004-6-30 10539 Los Angeles Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  JEPS84903 Image available Calochortus striatus L. R. Heckard 1985-5-4 6234 Los Angeles s of Rosamond Dry Lake (s side of Ave E, 1 mi e of 10th St E, ne of Lancaster); Mojave Desert 701 Comment
  SBBG21989  Calyptridium monandrum P. H. Raven 1962-4-6 17106 Los Angeles 0.5 mi N of Pearblossom 853 Comment
  UC450774  Calyptridium monandrum Fay A. MacFadden 1931-4-9 28 E Los Angeles Tuna Canyon, Verdugo Hills Tuna Canyon; , Verdugo Hills Comment
  UCR193578  Calyptridium monandrum R. G. Swinney 1999-4-5 7042 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  UCR205614  Calyptridium monandrum R. G. Swinney 2008-5-12 8825 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  JEPS5839  Calyptridium parryi var. parryi Frank W. Peirson 1922-7-5 3169 Los Angeles Big Pines San Gabriel Mountains 2072 Comment
  UC1123596  Calystegia longipes A. Simontacchi 1935-5-26 53 Los Angeles 3 mi SSE Neenach Comment
  SD139301  Calystegia macrostegia subsp. amplissima Jon Rebman, Jonathan Dunn 1996-4-29 3114 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 49 Comment
  UC557823  Calystegia macrostegia subsp. amplissima Nell Murbarger March, 1936 52 Los Angeles San Clemente Island Comment
  CAS-BOT-BC215757  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles Foot of Mt. Baldy Road just N of Claremont, San Gabriel Mts. 600 Comment
  UC1794975  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles San Gabriel Mountains, foot of Mount Baldy Road just N of Claremont 600 Comment
  LA50069  Calystegia macrostegia subsp. cyclostegia F. R. Fosberg; 1932-5-7 8138 Los Angeles Santa Catalina Island, Coach Rd. above Hamilton Canyon 220.0 Comment
  LA81926  Calystegia macrostegia subsp. cyclostegia O. H. Kappler; 1941-6-7 290 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC215796  Calystegia macrostegia subsp. intermedia Timothy S. Ross; Darin Banks 1994-4-12 7482 Los Angeles Westerly draw draining from ridge which divides S. Fr. Cyn from Dy Canyon, ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon, San Francisquito Canyon, Liebre Mountains 554 Comment
  RSA303599  Calystegia macrostegia subsp. intermedia Jim Shevock 1970-4-3 85 Los Angeles Topanga Canyon 427 Comment
  RSA608305  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1946-8-29 6306 Los Angeles Blue Ridge, 1.5 miles SW Swarthout 2240 Comment
  UCR271059  Calystegia occidentalis subsp. fulcrata R. G. Swinney 2011-6-6 15006 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  JEPS31618  Calystegia occidentalis subsp. fulcrata C. E. Hutchinson 1892-6-22 Los Angeles San Gabriel Canyon San Gabriel Mts., San Gabriel Canyon (San Gabriel Mts., Cold Water Canyon?) 1371 Comment
  JEPS31639  Calystegia peirsonii F. W. Peirson 1927-5-21 7301 Los Angeles Rock Creek , Rock Creek (San Gabriel Range) 1524 Comment
  UC1794938  Calystegia peirsonii R. K. Brummitt and S. D. Boyd 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of powerhouse below Drinkwater Res 485 Comment
  RSA394818  Calystegia sepium subsp. limnophila Anstruther Davidson 1912-07 2910 Los Angeles [Unspecified] Comment
  RSA780996  Camissonia R. G. Swinney 2009-5-27 10908 Los Angeles South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  UCR124743  Camissonia B. C. Templeton, I. W. Clokey 1930-4-2 4410 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  UCR260341  Camissonia R. G. Swinney 2010-5-4 12538 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
  RSA465672  Camissonia bistorta Robert Gustafson 1981-3-18 2126 Los Angeles Ballona Wetlands, Area 1. Comment
  UCR197742  Camissonia boothii subsp. desertorum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 91 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  RSA466145  Camissonia californica N. C. Cooper 1945-5-1 2219 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA587263  Camissonia campestris subsp. campestris Orlando Mistretta 1994-5-13 1214 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  RSA680171  Camissonia campestris subsp. campestris Scott D. White 2003-6-8 s.n. Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA563520  Camissonia hirtella Tim S. Ross, Walter Appleby 1993-5-14 7140 Los Angeles Western San Gabriel Mountains: ca 720 meters SW of Wilson Canyon Saddle and 260 meters SE of knoll-top Radio Facility, on E side of ridge above Wilson Canyon Road 1043 Comment
  UCR199962  Camissonia hirtella Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1148 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 427 Comment
  RSA449020  Camissonia micrantha F. R. Fosberg 1931-3-20 S 4315 Los Angeles Mouth of Hamilton Canyon, Santa Catalina Island 2 Comment
  RSA729962  Camissonia pallida subsp. pallida R. G. Swinney 1999-4-5 7066 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East. 1207 Comment
  UCR271577  Camissonia strigulosa R. G. Swinney 2011-6-23 15288 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UC1211073  Camissoniopsis bistorta Huron H. Smith 1912-5-3 4915 Los Angeles Azusa 243 Comment
  CAS-BOT-BC160430  Camissoniopsis cheiranthifolia subsp. suffruticosa LeRoy Abrams 1902-6-8 2495 Los Angeles Playa del Rey Comment
  CAS-BOT-BC160519  Camissoniopsis guadalupensis subsp. clementina Robert F. Thorne 1966-4-15 35991 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove), SW side of island 30 Comment
  UCSB22515  Canbya candida Anthony, Jean 1965-5-7 Los Angeles 213th Street just south of Highway 138 east of Pearblossom 914 Comment
  SFV14550  Cannabis sativa V. E. Rudd Nov 1983 3669 Los Angeles San Fernando Valley Los Angeles, Reseda. 225 Comment
  LA32260  Capsella bursa-pastoris Peter H. Raven; Henry J. Thompson 1959-5-5 14145 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SFV16779  Cardamine californica J. D. Dilley 1997-1-11 s. n. Los Angeles Verdugo Mountains La Tuna Canyon Park. 610 Comment
  LA86169  Cardamine californica var. californica Karen Bartholemew; 1966-2-20 0 4 Los Angeles Santa Monica Mountains, Little Sycamore Canyon, 3.3 mi from US Hwy 101 on Little Sycamore Canyon Rd 365 Comment
  CAS-BOT-BC384773  Cardionema ramosissimum LeRoy Abrams 1902-6-11 2517 Los Angeles Playa del Rey Comment
  UCR182215  Carex R. G. Swinney 1997-6-19 5617 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
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Sep 12 2018
  UCR209606  Carex R. G. Swinney 2008-7-2 9144 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
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Sep 12 2018
  SEINET10644376  Carex Gost 1925-2-28 GOST 6284 Los Angeles Comment
  RSA90863  Carex alma F. W. Peirson 1923-5-25 3526 Los Angeles along stream on south side of canyon of Rock Creek, San Gabriel Mountains. 1296 Comment
  JEPS48988  Carex fracta F. R. Fosberg and J. Ewan 1931-8-13 4960 Los Angeles above Crystal Lake; Big Cienega 1981 Comment
  RSA762706  Carex fracta R. G. Swinney 2008-7-24 9337 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  POM21250  Carex hassei Phillip A. Munz 1923-5-25 6808 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  CAS-BOT-BC21913  Carex heteroneura Robert F. Thorne 1971-8-25 41260 Los Angeles Lily Spring on NW slope of Mt. Hawkins. San Gabriel Mountains, Angeles National Forest. Comment
  RSA229047  Carex heteroneura var. heteroneura Robert F. Thorne 1969-7-29 38849 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, open N-facing slope above Angeles Crest Hwy. at headwater of S Fork, Big Rock Creek, c. 1.7 mi. S of Dawson Saddle 2317 Comment
  RSA730084  Carex pellita R. G. Swinney, D. W. Larson 1999-5-29 7236 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
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Sep 30 2018
  CAS-BOT-BC118427  Carex praegracilis George B. Grant 1910-2-1 3425 Los Angeles Oak Knoll Pasadena Comment
  RSA250391  Carex senta Robert F. Thorne 1969-05 36909 Los Angeles Along Little Rock Creek. 1311 Comment
  JEPS63654  Carex spissa Dr. A. Davidson 1898-1 Los Angeles Mount Wilson Comment
  UCR190254  Carex spissa R. G. Swinney 2000-5-25 7785 Los Angeles San Gabriel Mtns., Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon 238 Comment
  SFV1129  Carpobrotus chilensis K. A. Wilson 1961-3-12 1003 Los Angeles Zuma Beach. On sand above tide line. 3 Comment
  LA210778  Castilleja affinis Peter H. Raven; Henry J. Thompson 1959-4-3 13921 Los Angeles SANTA MONICA MOUNTAINS, just E of Malibu Junction. 265 Comment
  RSA764940  Castilleja affinis Doris Bowers 1957-5-5 664 Los Angeles San Gabriel Canyon 610 Comment
  UC138788  Castilleja affinis subsp. affinis C. F. Baker 1904-3-18 4057 Los Angeles Claremont Comment
  UCR205174  Castilleja applegatei R. G. Swinney 2008-4-11 8646 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  LA105079  Castilleja applegatei subsp. martinii Barry A. Prigge; 1988-7-3 8187 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA233545  Castilleja applegatei subsp. martinii Robert F. Thorne, C. W. Tilforth 1972-6-29 42085 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
  RSA81463  Castilleja applegatei subsp. martinii F. W. Peirson 1922-7-6 3182 Los Angeles Covering large areas of Blue Ridge, east end of San Gabriel Mts. near line between Los Angeles and San Bernardino counties. 2439 Comment
  UCR155141  Castilleja exserta A. C. Sanders 2005-5-5 29944 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  LA32206  Castilleja foliolosa Henry J. Thompson; 1959-3-27 1880 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi E of peak. 670 Comment
  RSA509591  Castilleja foliolosa Louis C. Wheeler 1967-5-24 9728 Los Angeles San Gabriel Mountains, Angeles National Forest: Indian Canyon, Sec. 17 793 Comment
  LA211073  Castilleja foliolosa Arthur C. Gibson; Tarja Sagar 2010-1-26 5275 Los Angeles Northern boundary of Simi Hills above Hwy 118, Chatsworth. Comment
  RSA505068  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; Horse Flats Campground. In woodland south of the campground and along the drainage entering the campground from the north. Comment
  RSA298669  Castilleja grisea D. C. Michener, M. Beauchamp 1982-9-26 4196 Los Angeles San Clemente Island, first terrace above Sun Rock, west of Pyramid Point, east of mouth of canyon SE of Guds. 15 Comment
  SFV13211  Castilleja miniata W. M. Perry Oct 1980 129 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  SD262326  Castilleja plagiotoma R. G. Swinney 2014-5-7 16336 Los Angeles San Gabriel Mountains: east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge (Valyermo 7.5'Q) 1280 Comment
  UCR124714  Castilleja plagiotoma B. C. Templeton 1933-6-16 5146 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  UCR138548  Castilleja plagiotoma Steve Boyd, Orlando Mistretta 1986-3-31 1530 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  RSA590704  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd 1990-5-23 2633 Los Angeles Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1456 Comment
  RSA660836  Caulanthus amplexicaulis var. amplexicaulis Gerald Braden 1988-5-22 29 Los Angeles Strawberry Peak., UTM 379652 N. 39744 E. [inaccurate UTM] Comment
  OBI4112  Caulanthus lasiophyllus J. P. Broughton and K. K. Muller, K. K. Muller 1971-4-2 1353 Los Angeles Between Palmdale and Lancaster Comment
  SEINET3860006  Caulanthus lasiophyllus R. G. Swinney 2009-4-21 10398 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.; 0 192 Comment
  SD52986  Ceanothus arboreus Peter H. Raven 1962-5-20 17781 Los Angeles Santa Catalina Island, Farnsworth Loop on summit road 244 Comment
  RSA787530  Ceanothus cordulatus Jane Tirrell 2012-6-4 LS 0059 Los Angeles 50 meters above California State Route 2 just west of mile marker 67.7 2316 Comment
  CAS-BOT-BC48755  Ceanothus crassifolius C. H. M.; V. B. 1907-10-20 1343 Los Angeles San Pasqual Canyon Comment
  RSA0069889  Ceanothus crassifolius R. G. Swinney 2010-2-27 11742 Los Angeles 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
  RSA0073377  Ceanothus crassifolius R. G. Swinney 2010-3-16 11952 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
  LA30361  Ceanothus crassifolius Mary V. Hood; 1941-2-9 41- 10 k* Los Angeles Base of Angelus Crest Hwy Comment
  IRVC26156  Ceanothus foliosus A. C. Sanders, Mark A. Elvin 2003-6-18 26945 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
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Mar 27 2007
  IRVC26185  Ceanothus leucodermis A. C. Sanders, Mark A. Elvin 2003-6-18 26964 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  POM156327  Ceanothus leucodermis L. R. Abrams 1902-7-1 2609 Los Angeles Near summit of Mt. Wilson 1738 Comment
  RSA399751  Ceanothus leucodermis Donald R. Bissing 1973-5-18 95 Los Angeles Evey Canyon, San Gabriel Mountains: At mouth of canyon just below road embankment on north side of Mt. Baldy Road in Evey Canyon. 707 Comment
  RSA679288  Ceanothus leucodermis Mark A. Elvin, Anne Marie Ruff 1996-8-1 302 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 4.2 mi from gate. Both sides of road. Comment
  SJSU15122  Ceanothus megacarpus C. L. Schmidt 1987-4-13 1070 Los Angeles near coast, Santa Monica Mts Comment
  SBBG94261  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 4796 Los Angeles Cape Cyn 240 Comment
  SD117616  Ceanothus megacarpus var. insularis Tom Scott 1985-7-7 Los Angeles San Clemente Island, Horse Canyon, ca. 3 km. WSW of Mt. Thirst 249 Comment
  RSA0113443  Ceanothus megacarpus var. insularis Steven A. Junak 1999-5-21 SCa- 995 Los Angeles Santa Catalina Island. Back on E side of Coffee Pot Canyon, just W of road, N facing stream bank. 421 Comment
  CAS-BOT-BC51435  Ceanothus megacarpus var. megacarpus Peter H. Raven; Robert F. Thorne 1964-5-7 19027 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  LA43637  Ceanothus megacarpus var. megacarpus D. Dunn; 1941-2-22 691 Los Angeles 274 Comment
  RSA191122  Ceanothus oliganthus var. oliganthus Robert F. Thorne, M. Z. Thorne 1967-6-25 37101 Los Angeles San Gabriel Mountains: Upper Evey Canyon 850 Comment
  RSA655941  Ceanothus oliganthus var. oliganthus James Henrickson 2000-4-15 20707 B Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  RSA601849  Ceanothus pauciflorus Steve Boyd, Tim S. Ross, Laura Moore, Valerie Soza 1997-7-8 10002 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon watershed, along Sawmill Mountain Road (7N23), ca. 0.7 miles from junction with Maxwell Truck Trail and Burnt Peak road. 1500 Comment
  CLARK-A1528-3901  Ceanothus spinosus Alfred R. Roos 1948-4-9 Los Angeles Santa Monica Mountains Comment
  RSA398945  Ceanothus spinosus Freda Detmers 1924-2-22 s.n. Los Angeles Mandeville Canyon. Comment
  RSA650497  Ceanothus thyrsiflorus Hughie Johnson 1949-2-20 s.n. Los Angeles Elysian Park. 244 Comment
  UCSB3902  Ceanothus vestitus Wedberg, H. 1958-7-24 Los Angeles Angeles Crest Hwy. between Vincent and tunnel. San Gabriel Mtns. Comment
  UCSB41290  Ceanothus vestitus Griesel, Wesley 1962-3-17 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  POM220652  Cenchrus longispinus L. C. Wheeler 1932-8-6 1123 Los Angeles 2 mi. NNE Claremont 426 Comment
  UC1584266  Centaurea benedicta Tim Ross and Steve Boyd 1990-6-6 2844 Los Angeles Green Valley Pasture Lake Hughes Quadrangle, San Francisquito Canyon, Green Valle 926 Comment
  UCR282135  Centaurea melitensis R. G. Swinney 2014-5-15 16533 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
  RSA0069718  Centaurea melitensis Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 10 Los Angeles Santa Catalina Island. Deer Valley Trail. 22 Comment
  SBBG62303  Centrostegia thurberi R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA441913  Cerastium glomeratum Anstruther Davidson 1893-4-10 s.n. Los Angeles Azusa. Comment
  SD51883  Cerastium glomeratum Peter H. Raven 1962-4-10 17210 Los Angeles San Clemente Island; summit of Thirst. 579 Comment
  UCD113057  Cercocarpus betuloides Kenneth A. Wilson 1963-10-24 1308 Los Angeles Santa Monica Mountains. Old Topanga Canyon Road, 1/2 mile NW of Topanga Canyon Blvd. Comment
  UCR223542  Cercocarpus betuloides R. G. Swinney 2009-6-2 11003 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SEINET13387007 Image available Cercocarpus betuloides var. betuloides R. G. Swinney 2011-1 14591 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break (Glendora 7.5' Q.) (T1N R9W S8) 1006 Comment
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Oct 19 2018
  CAS-BOT-BC137243  Cercocarpus betuloides var. blancheae Ralph N. Philbrick; Robert F. Thorne 1967-5-18 B 67 -184 Los Angeles Upper east branch of Wild Boar Gully, Salta Verde, Santa Catalina Island Comment
  CAS-BOT-BC137246  Cercocarpus betuloides var. blancheae Ralph Hoffman 1931-4-12 225 Los Angeles West end Santa Catalina Island Comment
  LA47769  Cercocarpus betuloides var. blancheae H. L.; 1937-3-25 sn Los Angeles Santa Catalina Isl 91 Comment
  RSA449414  Cercocarpus betuloides var. blancheae Anstruther Davidson 1893-08 s.n. Los Angeles Santa Catalina Island. Comment
  SBBG17984  Cercocarpus betuloides var. blancheae E. R. Blakley 1963-4-8 5544 Los Angeles head of Avalon Valley near Wrigley Memorial 137 Comment
  UC859401  Cercocarpus betuloides var. blancheae Ezra C. Knopf 352 Los Angeles Santa Catalina Island Comment
  RSA733491  Cercocarpus traskiae Frank Landis, Heidi Helling 2008-6-26 2008 01 a Los Angeles Wild Boar Gully, Santa Catalina Island. 264 Comment
  CAS-BOT-BC279531  Chaenactis artemisiifolia Alice Eastwood 1906-5-27 106 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  RSA0001007  Chaenactis aurea L. R. Abrams 1901-07 1890 Los Angeles Wilson's Peak. 1768 Comment
  UCD130324  Chaenactis fremontii James Henrickson 1965-4-22 1933 Los Angeles Mojave Desert: Along Highway 138, 1 mile SE of junction with Highway from Victorville and 25 miles W from Victorville. 975 Comment
  RSA714876  Chaenactis glabriuscula A. C. Sanders 2003-5-22 26817 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
  SFV16016  Chaenactis glabriuscula P. W. Byrne, H. Levin 1994-4-10 9 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  UCR126718  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-4-14 25950 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  POM5994  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1902-6-9 15733 Los Angeles Playa Del Rey Comment
  RSA0061127  Chaenactis glabriuscula var. glabriuscula LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6831 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCD130377  Chaenactis glabriuscula var. glabriuscula Daryl Koutnik 1978-4-28 449 Los Angeles Lobo Canyon at end of Lobo Road. 304 Comment
  UCD130363  Chaenactis glabriuscula var. lanosa Daryl Koutnik; Vickie Dawes 1978-4-20 385 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  RSA264160  Chaenactis santolinoides Walter Wisura 1977-6-17 3682 Los Angeles Vincent Gap, Angele Crest Hwy, San Gabriel Mts; opposite Mt. Baden-[Powell] Comment
  UCR206274  Chaenactis santolinoides R. G. Swinney 2008-6-10 8991 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  CAS-BOT-BC32703  Chaenactis santolinoides var. indurata LeRoy Abrams 1902-6-29 2589 Los Angeles Mt. Wilson 1767 Comment
  CAS-BOT-BC133209  Chaenactis stevioides R. G. Swinney 2009-5-12 10724 Los Angeles Transverse Range; San Gabriel Mtns.: Alimony Ridge, junction of Alimony Ridge and Alimony Rdge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  UCR281304  Chaenactis stevioides R. G. Swinney 2014-4-17 16085 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
  UCR281320  Chaenactis stevioides R. G. Swinney 2014-4-24 16212 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  CHSC95709  Chaenactis xantiana LeRoy Gross 2005-4-28 2171 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA599798  Chaenactis xantiana Steve Boyd, Lauren Raz 1997-3-25 9290 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
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Jul 18 2007
  SD260176  Chaenactis xantiana R. G. Swinney 2010-5-19 12779 Los Angeles San Gabriel Mountains / Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Tel. Access Rd., west of Angeles Natl. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 miles due W of Mt. Emma Rd. 1335 Comment
  UCR261873  Chaenactis xantiana Tim Thomas, P. J. MacKay 2014-4-24 6270 C Los Angeles Tehachapi Mountains, 2 miles east of Gorman on Gorman Post Rd. 1549 Comment
  UCSB7214  Chaenactis xantiana Wedberg, H. 1957-4-19 Los Angeles 0.5 mi. E. Pearblossom 914 Comment
  SFV16099  Chamaesyce melanadenia J. M. Kneitel 1995-4-28 39 Los Angeles San Gabriel Mountains Kagel Canyon. Dexter Park. 425 Comment
  RSA607506  Chamaesyce serpens L. C. Wheeler 1973-6-14 s.n. Los Angeles California State University, Long Beach. Comment
  RSA70397  Chamaesyce serpillifolia F. W. Peirson 1904-9-5 2035 Los Angeles La Canada Comment
  RSA685794  Cheilanthes newberryi M. B. Dunkle 1939-4-4 s.n. Los Angeles San Clemente Island. Comment
  CDA1012  Chenopodium californicum D. G. Kelch 1991-3-17 1323 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA188192  Chenopodium californicum R. F. Thorne, P. C. Everett 1965-6-22 34903 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  RSA632531  Chenopodium californicum Steven A. Junak 1997-10-20 SCI- 967 Los Angeles San Clemente Island: E side of island, on coastal slopes just S of southernmost canyon in Bryce Canyon complex. 55 Comment
  SBBG130603  Chenopodium macrospermum S. A. Junak 2000-10-12 SCa 1411 Los Angeles N side of Thompson Reservoir 195 Comment
  RSA522452  Chenopodium pratericola T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4052 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. 1658 Comment
  RSA23756  Chenopodium pumilio Fay A. MacFadden 1931-7-15 3172 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
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Feb 27 2008
  RSA104866  Chenopodium pumilio D. F. Howe 1956-8-19 s.n. Los Angeles Mulholland Drive. Comment
  RSA762235  Chenopodium strictum var. glaucophyllum Orlando Mistretta, Christine Mistretta 2008-5-19 3133 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 105 per TRTP Survey 2008), Upper Fish Canyon. 986 Comment
  RSA791802  Chorizanthe parryi var. fernandina Mark A. Elvin, Cathleen Weigand 2003-4-8 2453 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, north of highway 126. 319 Comment
  SBBG35221  Chorizanthe parryi var. fernandina M. A. Elvin 2003-6-19 2948 Los Angeles hills W of San Martinez Grande Cyn, N of CA St Hwy 126, Newhall Ranch 366 Comment
  SEINET1906981  Chorizanthe parryi var. fernandina Mark A. Elvin, Vipul Joshi, Tricia Wotipka 2003-1 2940 Los Angeles N end of Santa Susana Mtns.: Newhall Ranch, ridge ca 900 m SW of 'Airport Mesa 366 Comment
  UCR125433  Chorizanthe parryi var. fernandina A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25718 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  CAS-BOT-BC244798  Chorizanthe staticoides Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  LA52277  Chorizanthe staticoides Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UC56079  Chorizanthe staticoides J. H. Barber 1897-1-24 Los Angeles Comment
  RSA589268  Chorizanthe watsonii Tim S. Ross 1991-4-28 4758 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA713911  Chrysanthemum parthenium R. E. Riefner 2006-6-12 06 -237 Los Angeles Verdugo Mountains, N side of 210 Freeway, W ca. 0.6 mi from La Tuna Canyon Rd. exit. 488 Comment
  UCR189837  Chrysothamnus nauseosus R. G. Swinney 1998-8-31 6881 Los Angeles San Gabriel Mtns., San Antonio Ridge, 2.1 mi. west of West Mt. Baldy 2232 Comment
  RSA601157  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1966-10-22 9042 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  UCR146532  Chrysothamnus nauseosus subsp. mohavensis Scott D. White 2004-8-11 10698 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  JEPS59145  Cirsium occidentale var. californicum Frank W. Peirson 1918-6-1 248 Los Angeles San Gabriel Mts., Eaton Canyon 640 Comment
  RSA225680  Cirsium occidentale var. californicum R. F. Thorne, A. C. Gibson 1971-5-22 39720 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  UC1174821  Cirsium ochrocentrum var. ochrocentrum George W. Garrettson 1960-7-22 Los Angeles about 100 yards w of Water Street; Walnut Comment
  RSA160889  Cirsium vulgare Peter H. Raven 1961-10-1 16783 Los Angeles San Gabriel Mountains: upper Evey Canyon 854 Comment
  RSA187765  Cirsium vulgare R. F. Thorne 1966-9-14 36627 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  POM153248  Clarkia bottae C. L. Hitchcock 1928-5-11 51 Los Angeles Mouth of San Dimas canyon. Comment
  RSA453471  Clarkia bottae Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  SBBG60279  Clarkia bottae M. N. Ackley 1927-5-29 746 Los Angeles Mulholland Drive 457 Comment
  UCR192932  Clarkia bottae Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., northwest entrance to Griffith Park, vicinity of Travel Town and adjacent to cemetery, Los Angeles 175 Comment
  SBBG60288  Clarkia cylindrica subsp. cylindrica M. N. Ackley 1927-5-29 747 Los Angeles Mulholland Drive 457 Comment
  RSA641313  Clarkia dudleyana Orlando Mistretta, Jeff Galizio, Mark A. Elvin, Jim Eckert 1995-6-8 1769 Los Angeles San Gabriel Mountains: Below San Gabriel Dam. Comment
  SBBG95175  Clarkia epilobioides M. B. Dunkle 1928-5-12 1924 Los Angeles Empire Landing Comment
  POM19162  Clarkia heterandra P. A. Munz 1923-6-9 6938 Los Angeles Oakgrove Canyon, Liebre Mts. Comment
  UCR126785  Clarkia purpurea Mark A. Elvin 2003-6-12 2945 Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  RSA601052  Clarkia purpurea subsp. quadrivulnera Steve Boyd, Lauren Raz 1997-6-18 9975 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  LA45504  Clarkia unguiculata A. M. Johnson; 1932-5-30 4093 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UCR189725  Claytonia parviflora subsp. viridis R. G. Swinney 1998-7-21 6470 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
  RSA0045481  Claytonia perfoliata Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  RSA527793  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4360 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UC1587743  Claytonia perfoliata subsp. mexicana Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5286 Los Angeles near Death Canyon (draining to Mosquito Cove) (44 degrees TN azimuth from Rest Marker); San Clemente Island 624 Comment
  UCR199959  Claytonia perfoliata subsp. perfoliata Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1152 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 427 Comment
  OBI33638  Clematis lasiantha Robin L. Kobaly 1972-5-17 RLK 720517 -01 Los Angeles San Gabriel Mts, Pasadena, Eaton Cyn Park 305 Comment
  PASA2397  Clematis lasiantha 1939-5-12 Los Angeles San Dimas canyon Comment
  RSA386203  Clematis lasiantha Albert J. Perkins 1895-4-25 s.n. Los Angeles Mt. Lowe. Comment
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Apr 13 2014
  RSA517109  Clematis lasiantha Tim S. Ross, S. D. Boyd 1990-5-14 2464 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1067 Comment
  RSA578838  Clematis lasiantha Tim S. Ross, Darin Banks 1994-4-13 7529 Los Angeles Lower Clearwater Canyon: riparian strip and adjacent lower slopes; ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1. 674 Comment
  SDSU9998  Clematis lasiantha J. Godsil 1953-3-15 591 Los Angeles Baseline road, north-west of Claremont. 366 Comment
  SFV7343  Clematis lasiantha T. Gordon, M. H. Grayum 1975-3-21 859 Los Angeles Santa Monica Mountains Along Mulholland Highway just west of Seminole Hot Springs. 366 Comment
  POM98216  Clematis lasiantha Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  UCR205959  Clematis ligusticifolia Scott D. White, D. E. Bramlet 1998-8-11 7036 Los Angeles Transverse Ranges; San Gabriel Mountains, west of Mt. Islip, just above eastern boundary of San Gabriel Wilderness, c. 4-mile closed section of Hwy 39 from c. 1.6 miles west of junction Crystal Lake access road to junction Hwy 2 2012 Comment
  RSA599627  Cleome isomeris Steve Boyd, Lauren Raz 1997-4-16 9521 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  RSA600076  Collinsia childii Steve D. Boyd, Lauren Raz 1997-5-20 9790 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
  RSA586533  Collinsia heterophylla Tim S. Ross 1992-5-24 6403 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  UC885516  Collinsia heterophylla C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4749 Los Angeles Bouquet Canyon 700 Comment
  RSA408270  Collinsia heterophylla Thekla Mohr s.n. Los Angeles Near Los Angeles Comment
  SD66890  Collinsia heterophylla R. Mitchell Beauchamp 1967-3-18 269 Los Angeles San Clemente Island, slopes of canyon below Lemon Tank Comment
  JEPS3163  Collinsia parryi John Thomas Howell 1928-5-6 3780 Los Angeles E. Fork San Gabriel Canyon San Gabriel Mts. (trail to Madrono Flat) Comment
  RSA0117370  Collinsia parryi R. G. Swinney 1998-6-16 6971 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Cnyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  RSA226086  Colutea arborescens R. F. Thorne, Tilforth 1971-6-17 39919 Los Angeles Angeles National Forest; at Bear Divide station 822 Comment
  CHSC110012  Comarostaphylis diversifolia subsp. planifolia Mark Elvin; Sarah Crockett 1997-3-17 374 Los Angeles Channel Islands; Santa Catalina Island: Cape Canyon. W side of canyon. Comment
  LA88614  Comarostaphylis diversifolia subsp. planifolia P. C. Everett; Robert F. Thorne 1965-6-24 35032 Los Angeles Santa Catalina Island, Santa Catalina Island: W slope of Orizaba Mt. near upper end of Escondido Canyon, near spring and water pipe line to Ranch Escondido 274 Comment
  RSA467087  Comarostaphylis diversifolia subsp. planifolia T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  SBBG128258  Comarostaphylis diversifolia subsp. planifolia M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3029 Los Angeles lower Cottonwood Cyn 152 Comment
  POM355828  Conyza bonariensis F. R. Fosberg 1930-7-3 3155 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA187691  Conyza canadensis R. F. Thorne 1966-9-14 36663 Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  RSA5499  Cordylanthus rigidus subsp. setiger Carl B. Wolf 1932-8-11 4008 Los Angeles 8 miles below Big Pine Park on road to Little Rock, north slope of San Gabriel Mountains 1372 Comment
  UC146879  Cordylanthus rigidus subsp. setiger Katharine Brandegee 1910-8-3 Los Angeles Ravenna Comment
  UCR162509  Cordylanthus rigidus subsp. setiger Anuja Parikh, Nathan Gale 2004-9-13 2099 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek just north of Calif. Hwy 126 290 Comment
  LA97399  Cordylanthus rigidus subsp. setiger Kei Nakai; 1976-7-7 TCSP 2 21 76 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon State Park, ca 0.5 mi due N from the windmill. Comment
  LA200187  Coreopsis gigantea Leo Boyd; 1953-3-31 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SFV5523  Corethrogyne filaginifolia W. A. Kelley Sep 1968 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UC1587607  Corethrogyne filaginifolia Tim Ross 1991-8-14 5756 Los Angeles easterly slope Roundtop (Mtn.); Chilao Flat USGS 7.5' quad, San Gabriel Mountains 1889 Comment
  UC280130  Corethrogyne filaginifolia I. M. Johnston 1918-9-1 2137 Los Angeles Brown's Flats San Antonio Mts. 1310 Comment
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Oct 31 2012
  RSA607957  Corethrogyne filaginifolia var. filaginifolia L. C. Wheeler 1932-9-24 1403 Los Angeles Thompson Wash, 2 mi. NE La Verne. 373 Comment
  RSA0001075  Corethrogyne filaginifolia var. peirsonii P. A. Munz 1923-10-7 7785 Los Angeles Newhall. Comment
  UC875865  Cornus glabrata F. R. Fosberg 1931-4-24 S 4679 Los Angeles Santa Catalina Isl, Hamilton Canyon 60 Comment
  RSA187984  Cortaderia selloana R. F. Thorne, Percy C. Everett 1965-6-22 34870 -B Los Angeles Santa Catalina Island: beyond Lookout Point 30 Comment
  SFV22119  Cortaderia selloana J. M. Keefe 2001-1-31 31043 Los Angeles San Rafael Hills Glendale, Glendale College (1500 North Verdugo Road) Hill. Along foot trail in 10 year old disturbed soil (bulldozed 1992) on south-facing slope at top of slope above north edge of Parking Lot B&C, 66 meters west of Glendale Freeway (just north of Mountain Street). 287 Comment
  CATA106  Cotula coronopifolia Peter Henrikson 1987-4-23 79 Los Angeles Santa Catalina Island: Lower Middle Canyon 45 Comment
  SBBG128263  Crassula connata M. L. Hoefs 1991-4-23 1154 Los Angeles around upper White's Landing Rd 451 Comment
  SBBG13285  Crassula connata M. A. Piehl 1962-6-9 62326 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SBBG37879  Crassula connata R. Moran 1941-2-19 568 Los Angeles Middle Ranch Comment
  RSA592204  Crassula connata var. connata L. C. Wheeler 1967-4-23 9194 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. Comment
  RSA151284  Crassula connata var. erectoides P. H. Raven 1962-4-9 17175 Los Angeles Near barracks, Wilson Cove, San Clemente Island. 61 Comment
  UCR93328  Cressa truxillensis Scott D. White 1996-5-15 4037 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  PASA690  Croton californicus Annetta Carter 1928-1-29 Los Angeles Base of Sierra Madre Mts. Comment
  POM87065  Croton californicus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA578734  Croton californicus T. S. Ross, J. Mark Porter 1994-5-1 7581 Los Angeles Southwestern Mohave Desert: open desert, ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 962 Comment
  POM138247  Croton californicus var. tenuis C. F. Baker 1903-10-1 3700 Los Angeles Claremont. Comment
  UCR124028  Croton setiger A. C. Sanders, Mark A. Elvin 2002-8-28 25596 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  SBBG13011  Crypsis vaginiflora E. R. Blakley 1962-10-3 5377 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  UCR273410  Cryptantha R. G. Swinney 2011-6-22 15247 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
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Dec 6 2018
  RSA0042678  Cryptantha Laura Moore, Jean Moore 1999-4-25 031 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  SEINET3245986  Cryptantha barbigera R. G. Swinney 2009-1 10853 -A Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  RSA225885A  Cryptantha circumscissa R. F. Thorne, C. W. Tilforth 1971-6-29 40665 Los Angeles near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  UC1871249  Cryptantha circumscissa T. S. Ross 1991-4-30 4967 Los Angeles San Gabriel Mtns.; Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  CAS-BOT-BC189521  Cryptantha circumscissa var. circumscissa Roxana S. Ferris 1918-6-12 937 Los Angeles 5 miles S of Lancaster Comment
  RSA747746  Cryptantha clevelandii Scott D. White, J. Wood, J. Miner 2009-5-12 12706 Los Angeles Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  UC1349352  Cryptantha clevelandii Robert F. Thorne 1966-4-5 35850 Los Angeles Cottonwood Canyon Santa Catalina Island 106 Comment
  JEPS85157  Cryptantha decipiens Roy E. Buck and Rexford Palmer 1989-4-28 1225 Los Angeles 1.1 air km ene Pyramid Rock summit (between Interstate 5 and Pyramid Dam, e of small draining canyon s of Posey Canyon, 22 air km nw of Castaic) 929 Comment
  RSA603552  Cryptantha intermedia Sara L. Crockett, Mark Hoefs, Steven A. Junak, Janet Takara 1997-3-28 621 Los Angeles Santa Catalina Island. N side of Cherry Harbor, overlooking mud flats, 20-30m upslope 43 Comment
  UC402772  Cryptantha intermedia C. F. Baker 1903-4-1 4137 Los Angeles Claremont Comment
  UC76153  Cryptantha intermedia Geo. B. Grant 1901-1 238 Los Angeles Pasadena Comment
  SBBG98530  Cryptantha intermedia T. Ross 1991-5-21 5432 Los Angeles upper Box Cyn above area where cyn bottom is 1175 ft 396 Comment
  UCD119866  Cryptantha intermedia Kenneth A. Wilson 1961-4-20 1148 Los Angeles Soledad Canyon, at base of Bee Canyon. Comment
  RSA0001777  Cryptantha intermedia var. johnstonii I. M. Johnston 1918-5-15 1938 Los Angeles Claremont. [Campus by Harwood Hall.] 366 Comment
  RSA0016891  Cryptantha intermedia var. johnstonii D. L. Crawford, H. D. Hiatt 1916-3-28 257 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  SBBG31314  Cryptantha maritima R. F. Thorne with P. C. Everett 1965-5-11 34577 Los Angeles N side of N beach of Little Harbor 15 Comment
  RSA485303  Cryptantha micrantha Barbara Shervanick 1974-4-28 1241 Los Angeles Wash just west of Littlerock. 854 Comment
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Nov 1 2009
  RSA126670  Cryptantha microstachys P. H. Raven, H. J. Thompson 1959-5-5 14139 Los Angeles Mulholland Hwy, 1mile W of Las Virgenes Road, Malibu Creek drainage. 366 Comment
  RSA593759  Cryptantha microstachys Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8552 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA746961  Cryptantha microstachys R. G. Swinney 2008-4-30 8706 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Monroe Canyon. 549 Comment
  SFV22079  Cryptantha microstachys O. Mistretta, C. Mistretta 2010-6-23 5341 Los Angeles San Gabriel Mountains West Fork San Gabriel River, 4.3 air miles east of Red Box Gap. 848 Comment
  UCR84488  Cryptantha microstachys T. S. Ross, Steve Boyd 1993-5-23 7289 Los Angeles San Gabriel Mtns., lower, easterly ridge of Red Mtn, on northerly slope c. 380 m SE of the saddle between Ruby and Clearwater Canyons. 966 Comment
  POM368245  Cryptantha muricata T. S. Clare 1929-4-11 s.n. Los Angeles Verdugo Hills Comment
  UC447159  Cryptantha muricata J. Ewan 1930-4-25 2357 Los Angeles near mouth of Stone Canyon; Santa Monica Mts., Stone Canyon Comment
  UC78575  Cryptantha muricata Rev. J. C. Nevin Los Angeles Los Angeles Comment
  RSA0079122  Cryptantha muricata var. denticulata R. F. Thorne, John Olmstead 1965-8-26 35379 Los Angeles San Gabriel Mts.: Angeles National Forest, Camp Lupine near Prairie Fork. 2012 Comment
  RSA0079391  Cryptantha muricata var. jonesii Robin S. Collins 1973-4-30 244 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Canyon, into canyon 1/2-1 mi. along pack trail. 609 Comment
  RSA0079561  Cryptantha muricata var. jonesii Tim Ross, Steve Boyd 1990-6-6 2854 Los Angeles Green Valley Pasture (in San Francisquito Canyon). 926 Comment
  UCR132655  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1990-6-6 2856 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UCR152895  Cryptantha nevadensis var. rigida A. C. Sanders, Helen Kennedy 2005-4-13 29418 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR252883  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-11 12659 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA756956  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-14 2455 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  UCSB71612  Cryptantha oxygona Gross, LeRoy; Hogshead, Bill; Mistretta, Orlando; Soza, Valerie 2003-5-25 Los Angeles San Gabriel Mtns region: Pacifico Mtn Rd (3N17) ca. 1.3 mi NW along rd from Alder Saddle to Pacifico Mtn and 2 mi SE from Mt. Pacifico Campgnd runoff; Near 34.36949N, 118.02486W; (Chilao Flat 7.5 Quad. T3N R11W S3, SW1/4,SW1/4) UTM Zone 3803407N 0405764E 1799 Comment
  RSA611837  Cryptantha similis Steve Boyd, Valerie Soza 1998-4-28 10175 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
  UCR89459  Cryptantha similis T. S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4970 Los Angeles San Gabriel Mtns., Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  RSA600210  Cucurbita foetidissima Steve Boyd, Lauren Raz 1997-5-28 9896 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  CAS-BOT-BC8996  Cupressus arizonica Scott D. White; Justin Wood 2008-5-6 11393 Los Angeles Puente/Chino Hills 365 Comment
  RSA127922  Cuscuta californica H. J. Thompson, P. H. Raven 1959-6-4 14327 Los Angeles Point Dume. 45 Comment
  POM126991  Cuscuta californica Fordyce Grinnell Jr. 1903-7-30 s.n. Los Angeles Arroyo Seco, Pasadena. Comment
  RSA729478  Cuscuta denticulata R. G. Swinney 1999-6-21 7378 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  RSA761712  Cuscuta subinclusa R. G. Swinney 2008-10-10 9557 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR178888  Cuscuta subinclusa R. G. Swinney 1989-7-31 s.n. Los Angeles San Gabriel Mtns., Glendora, Colby Fire Break c. 100 yds. south of Glendora Mtn. Rd. 473 Comment
  JEPS47135  Cuscuta subinclusa Frank W. Peirson 1918-6-28 150 Los Angeles e of Rubio Canyon 609 Comment
  SBBG116318  Cylindropuntia californica var. parkeri R. Burgess, P. Munro 2002-5-6 5141 Los Angeles Hungry Valley Rd, 0.5 mi W of Smokey Bear Rd 914 Comment
  RSA177859  Cynodon dactylon R. F. Thorne, Percy C. Everett 1965-5-10 34511 Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island. 427 Comment
  UC1595417  Cyperus eragrostis Tim Ross and Annette H. Ross 1991-7-29 5718 Los Angeles Elepahnt Hill, W. Pomona, n.-most point of Puente Hills San Dimas U.S.G.S. 7.5' Quad., Puente Hills, W. Pomona, Elep 228 Comment
  RSA0106595  Cystopteris fragilis Orlando Mistretta, Christine Mistretta 2008-5-16 3105 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  RSA188707  Cytisus monspessulanus R. F. Thorne 1965-6-22 34858 Los Angeles Santa Catalina Island: along Upper Pebble [Pebbly] Beach road 30 Comment
  RSA597282  Dactylis glomerata Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3730 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA0031744  Dactylis glomerata Orlando Mistretta, Christine Mistretta 2008-5-20 3165 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008), Rincon Red Box Rd, NE ridge of Monrovia Pk., Separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  UCR177334  Datisca glomerata LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  UCSB5892  Datura wrightii Gill, Robert 1959-11-16 Los Angeles Wash, Pomona College Campus Comment
  POM3248  Daucus pusillus Crawford, Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mountains Comment
  RSA470776  Daucus pusillus L. C. Wheeler 1933-6-7 1860 Los Angeles UCLA campus at Westwood. 137 Comment
  SDSU2269  Daucus pusillus R. M. Beauchamp 1967-6-3 553 Los Angeles On south hillside above Horse Canyon, San Clemente Island. 427 Comment
  SDSU19661  Deinandra clementina Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren 2000-7-19 2189 Los Angeles San Clemente Island, ca. 0.2 mile south from the end of road that runs south from Eel Point. 69 Comment
  UC1215240  Deinandra clementina Peter H. Raven 1962-4-9 17152 Los Angeles near barracks, Wilson Cove San Clemente Island, Wilson Cove 60 Comment
  CAS-BOT-BC299304  Deinandra fasciculata Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susanna Pass Comment
  LA200232  Deinandra fasciculata Norman A. Cole; May 1964 407 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  SD240866  Deinandra fasciculata A. C. Sanders, Dan S. Cooper 2010-8-5 38575 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. Former oil field w / gravel service road remnants. 24 Comment
  UC124581  Deinandra fasciculata H. M. Hall 1908-6-16 8285 Los Angeles Avalon Santa Catalina Island Comment
  UC1715011  Deinandra fasciculata L. R. Abrams and I. L. Wiggins 1931-7-6 361 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  UC897751  Deinandra fasciculata Carl Epling, N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mts Comment
  POM199715  Delphinium cardinale I. W. Clokey, Bonnie C. Templeton 1929-06 s.n. Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  RSA772587  Delphinium cardinale M. A. Dimmitt 1965-6-5 216 Los Angeles Claremont, near Pomona College; Pacific Ocean Drainage area 366 Comment
  RSA0005316  Delphinium kinkiense R. M. Beauchamp 1967-3-18 290 Los Angeles San Clemente Island: canyon north of Nanny. 244 Comment
  UC284276  Delphinium parishii P. A. Munz 1923-5-27 6877 Los Angeles slope San Gabriel Mts., Big Rock Creek 1295 Comment
  OBI60237  Delphinium parishii Suzan Barth, Steven Korenstein 1994-5-18 22 Los Angeles Towsley Cyn. Ed David Park 225 m from upper trl 340 Comment
  LA32185  Delphinium parryi subsp. parryi Henry J. Thompson; 1959-5-24 2032 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  SBBG71773  Delphinium parryi subsp. parryi J. Ewan 1930-5-30 Los Angeles above Lake Hollywood 304 Comment
  UCD96554  Delphinium patens Kenneth A. Wilson 1961-3-14 1019 Los Angeles Santa Monica Mtns. Mulholland Hwy. 1/2 mile west of Seminole Hot Springs. Comment
  UCR98919  Delphinium patens subsp. montanum Steve Boyd, Lauren Raz 1997-5-20 9798 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  RSA0029728  Delphinium variegatum subsp. thornei Steve Boyd 1990-4-8 4349 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  CAS-BOT-BC82822  Dendromecon harfordii Carl B. Wolf 1932-10-5 4227 Los Angeles Santa Catalina Island, 1/3 mile from Black Jack Mine on road to Middle Ranch. 457 Comment
  CATA285  Dendromecon harfordii Mark L. Hoefs 1973-5-21 299 Los Angeles Santa Catalina Island: Canyon above Renton Mine Road 304 Comment
  UC1234763  Dendromecon harfordii Peter H. Raven 1962-5-20 17784 Los Angeles 1.5 mi w Middle Ranch (Airport Road on main ridge); Santa Catalina Island Comment
  CAS-BOT-BC82906  Dendromecon rigida Timothy S. Ross; Steve Boyd 1994-5-25 7930 Los Angeles Liebre Mountains. Necktie Basin. Hanging basin ca. 470-830 meters west of Warm Springs Mountain summit. 1075 Comment
  UCSB2126  Dendromecon rigida Wedberg, H. 1958-2-22 Los Angeles About 5 miles W. of Beverly Glen Blvd on Mulholland Drive, Santa Monica Mts. Comment
  RSA433206  Dendromecon rigida subsp. rigida Howard Mullins 1931-4-1 s.n. Los Angeles near Glendora, sandy plain Comment
  RSA533915  Deschampsia danthonioides Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5185 Los Angeles San Clemente Island: Twin Dams; shallow pond at the westerly of the two earthen dams, and mesic inlet draw 474 Comment
  RSA0098631  Descurainia incisa R. G. Swinney 2010-9-7 13701 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  IRVC26371  Descurainia pinnata subsp. halictorum Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, N of the Santa Clara River Santa Clarita Valley 305 Comment
  RSA0115072  Descurainia pinnata subsp. menziesii Steven A. Junak, Keri Kirkland 2001-4-13 SCa- 1437 Los Angeles Santa Catalina Island. Ridgetop N of Deer Valley Reservoir, just E of Two Harbors. 229 Comment
  CAS-BOT-BC43489  Descurainia sophia Ernest C. Twisselmann 1962-4-10 6857 Los Angeles Mojave Desert. Antelope Valley. Avenue A, 2.8 miles west of Highway 6. 670 Comment
  UCSB781  Dichelostemma capitatum Gill, Robert 1959-3-15 Los Angeles North end of Mills Ave, Claremont 487 Comment
  SBBG25461  Dichelostemma capitatum subsp. capitatum K. A. Wilson, D. E. Bianchi 1961-2-2 826 Los Angeles Little Tujunga Cyn, 2 mi N of Hwy 118 Comment
  SEINET3885751  Dichelostemma pulchellum Keith Dobry 1990-11-25 111 Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  CAS-BOT-BC209064  Digitaria sanguinalis Ernest C. Twisselmann 1970-10-17 17548 Los Angeles Gorman Highway 5 miles west of Highway 14, Antelope Valley - Mojave Desert 1005 Comment
  HSC5262  Digitaria sanguinalis John Warner Hosking 1964-10-26 Los Angeles El Camino College Comment
  POM11953  Digitaria sanguinalis H. S. Yates 1914-6-1 s.n. Los Angeles Pomona. Comment
  UCR111058  Digitaria sanguinalis L. C. Wheeler 1945-10-30 6164 Los Angeles San Gabriel Mtns, Kinneloa Canyon 366 Comment
  SBBG15831  Diplacus X australis W. G. Webb 1935-3-5 s.n. Los Angeles unknown Comment
  SJSU2488  Diplacus aurantiacus H. R. Garrett 1962-4-15 16 Los Angeles end of Shady Cove Drive, Burbank Comment
  CAS-BOT-BC153051  Diplacus fremontii Alice Eastwood 1913-5-11 3181 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC150647  Diplacus longiflorus Ethel, Miss Graves 1900-4-1 s.n. Los Angeles Near Pasadena Comment
  SBBG31496  Diplacus puniceus R. M. Beauchamp 1967-3-20 342 Los Angeles above Beach Rd, S of Avalon Comment
  CAS-BOT-BC195618  Distichlis spicata Roxana S. Ferris 1918-6-12 894 Los Angeles Between Oban and Lancaster Comment
  UCR108424  Distichlis spicata L. C. Wheeler 1970-9-5 s.n. Los Angeles Venice: 300 E Venice Blvd. at Alberto Ave. Comment
  UCR204050  Distichlis spicata R. G. Swinney 2005-5-21 8271 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  RSA608346  Dodecatheon clevelandii Louis C. Wheeler 1930-3-15 14 Los Angeles Mandeville Canyon. Comment
  UCD118802  Dodecatheon clevelandii Gordon Pilone 1961-3-3 107 Los Angeles Padua Hills, 100 yards above Spanish restaurant. San Gabriel Mt. Range. 396 Comment
  RSA584125  Drymocallis glandulosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2970 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barley Flats). 1213 Comment
  RSA0127371  Drymocallis glandulosa Louis C. Wheeler 1967-7-15 10041 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  RSA733277  Drymocallis glandulosa var. reflexa R. G. Swinney 2001-6-2 7959 Los Angeles San Gabriel Mtns./Mojave Desert: Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  SD252214  Dryopteris arguta Steven A. Junak 2000-3-31 Sca 1146 Los Angeles Santa Catalina Island: Top of road to White's Landing, 0.3 mile from main road, plant stop. 410 Comment
  UCR259074  Dryopteris arguta R. G. Swinney 2010-8-9 13481 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  RSA693714  Dryopteris arguta M. B. Dunkle 1928-5-13 1948 Los Angeles Eagle's Nest, Santa Catalina Island. Comment
  RSA423511  Dudleya cymosa subsp. pumila Albert J. Perkins 1910-5-20 s.n. Los Angeles Colby's trail Comment
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Jun 24 2011
  RSA674840  Dudleya cymosa subsp. pumila Scott D. White, Kent Hughes 2000-5-16 7834 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UC1601948  Dudleya cymosa subsp. pumila I. M. Johnston 1917-6-15 1289 Los Angeles Ontario Peak, San Antonio Mtns 1828 Comment
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May 13 2016
  UCR139884  Dudleya cymosa subsp. pumila Scott D. White 1997-5-8 5077 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UC205231  Dudleya hassei R. L. Pendleton 1909-7-2 1356 Los Angeles rd to e Avalon; Santa Catalina Island 9 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
  RSA18522  Dudleya lanceolata C. B. Wolf 1927-7-24 676 Los Angeles 1/2 mile east of Montrose Comment
  RSA83378  Dudleya lanceolata F. W. Peirson 1925-4-23 5810 Los Angeles San Gabriel River 365 Comment
  CATA3555  Dudleya virens subsp. hassei Peter J. Dixon 2018-6-17 119 Los Angeles Santa Catalina Island: Pacific side; Little Harbor area, from road embankment, 0.5 mi South of Little Harbor Campground. 0 Comment
  RSA226325  Dudleya virens subsp. hassei R. F. Thorne 1966-4-29 s.n. Los Angeles Santa Catalina Island. Above beach at mouth of Gallagher's Canyon 8 Comment
  HSC9658  Echinochloa crus-galli C. E. Fellows 1965-8-22 112 Los Angeles 1.8 mi. E of intersection of Mtn. Gleason Rd. and Rim Canyon Rd. 1.3 mi. to stream on side Rd. Comment
  SEINET5585517  Egeria densa J. L. Johnson, Mike Kepper 1977-1 20563 Los Angeles San Marino. Huntington Garden. Comment
  RSA0091081  Ehrharta calycina R. G. Swinney 2011-3-22 14177 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  SD172151  Ehrharta calycina Martin A. Piehl 1963-12-8 631117 Los Angeles San Clemente Island, West end of airfield runway inland from West Cove, (Southeast of Driggs) 17 Comment
  UCR277027  Ehrharta calycina R. G. Swinney 2010-5-25 12909 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR255852  Ehrharta erecta Dan S. Cooper 2014-6-26 614- 68 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  UCR95713  Ehrharta erecta D. L. Banks 1996-1-31 861 Los Angeles Claremont, Oakwood Apartments at 580 S. Bucknell Avenue, NW side of building in landscape plantings Comment
  UCR180360  Eleocharis macrostachya Scott D. White, Pam Devries 2006-5-9 11407 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
  SBBG105375  Eleocharis macrostachya R. M. Beauchamp 1976-5-23 4158 Los Angeles beside rd at curve N of Middle Ranch site, W of Boulder Grade 472 Comment
  RSA595953  Eleocharis palustris J. Travis Columbus, C. R. Annable, C. 0 dos Santos, J. M. Porter, M. E. Siqueiros D. 1996-6-5 2690 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 rd. mi. W from jct. with Sierra Hwy., in vernal pool basin (not evident from rd.) on shelf just N of and above Plum Canyon bottom and rd turnou., With an adjacent Populus sp., in NE of 3 small depressions within basin 610 Comment
  RSA34248  Eleocharis rostellata Anonymous 1947-5-23 s.n. Los Angeles By road on north fork San Gabriel Canyon 1220 Comment
  UCR205531  Eleusine indica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36970 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UCR141227  Elymus elymoides June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  UCR277074  Elymus elymoides R. G. Swinney 2011-6-7 15100 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  RSA0098771  Elymus elymoides subsp. elymoides R. G. Swinney 2011-7-8 15487 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR256617  Elymus elymoides subsp. elymoides Anuja Parikh, Nathan Gale 2011-6-8 3430 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, Portal Ridge, 1.5 km west of Godde Hill Road, 1.2 km south of California Aqueduct 1115 Comment
  LA206375  Elymus glaucus Barry A. Prigge; 1989-5-13 8751 Los Angeles Santa Susana Mountains, Devil Canyon, ca 1.8 mi. NW of junction of Simi Valley Frwy and Topanga Blvd, N of Chatsworth 426 Comment
  SBBG131611  Elymus glaucus S. A. Junak 1999-5-21 SCa 990 Los Angeles Coffee Pot Cyn, upstream from rd crossing 426 Comment
  CAS-BOT-BC206754  Elymus glaucus subsp. glaucus Geo. B. Grant 1906-6-14 s.n. Los Angeles Mt. Wilson, summit Mt. Howard Comment
  POM1296  Elymus glaucus subsp. jepsonii I. M. Johnston 1918-5-12 1953 Los Angeles San Antonio Mountains. San Antonio Canyon 915 Comment
  UC167161  Elymus multisetus Geo. B. Grant 1906-6-16 Los Angeles Mt. Wilson Pasadena (summit) Comment
  UCR143175  Elymus triticoides L. C. Wheeler 1966-10-1 8931 Los Angeles San Gabriel Mtns., Big Tujunga Canyon at Colby Ranch Road 1098 Comment
  RSA115039  Emmenanthe penduliflora E. K. Balls 1955-7-25 20980 Los Angeles Claremont, San Gabriel Mts. Comment
  RSA599674  Emmenanthe penduliflora Steve Boyd, Lauren Raz 1997-5-6 9693 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UC697629  Emmenanthe penduliflora Kay H. Beach 1942-10-1 1636 Los Angeles North slope of Sunset Peak; San Gabriel Mountains, San Dimas Experimental Forest 1600 Comment
  UCSC000886  Emmenanthe penduliflora Peter Kamb 1948-3-13 807 Los Angeles Antelope Valley, Eastern Lovejoy Buttes 853 Comment
  HSC5475  Encelia californica David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  POM31130  Encelia californica Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  POM356650  Encelia californica Ora M. Clark 1929-1-16 1478 Los Angeles Elyssian park, L.A. Comment
  SD126156  Encelia californica F. R. Fosberg 1931-3-18 S 4290 Los Angeles Hamilton Canyon, Santa Catalin Island. Comment
  UC31390  Encelia californica W. H. Brewer 1861-2-1 187 Los Angeles San Fernando Valley Comment
  RSA624464  Encelia farinosa L. C. Wheeler 1973-5-16 s.n. Los Angeles San Gabriel Mountains: Mouth of Van Tassel Canyon.. . Comment
  RSA785486  Ephedra Doris Bowers 1957-4-25 38 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  UCR193168  Epilobium R. G. Swinney 1999-8-14 7627 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  RSA746566  Epilobium Orlando Mistretta 1992-5-21 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  CAS-BOT-BC166219  Epilobium canum subsp. canum F. Grinnell Jr. 1917-8-12 s.n. Los Angeles Big Santa Anita [Canon] Canyon, San Gabriel Mountains 1127 Comment
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Jul 25 2017
  RSA588443  Epilobium canum subsp. canum G. R. Johnstone 1929-7-21 s.n. Los Angeles Santa Catalina Island. Comment
  SFV20798  Epilobium canum subsp. canum L. Gross, V. Soza, N. Gilbert 2000-10-18 283 Los Angeles Verdugo Mountains Chandler Fire Road. On steep roadcut near above coordinates. 549 Comment
  UC874242  Epilobium canum subsp. canum P. A. Munz 1922-11-20 6568 Los Angeles hills s San Dimas Comment
  UCR19034  Epilobium canum subsp. canum John C. Roos 1941-10-11 866 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  CAS-BOT-BC166198  Epilobium canum subsp. canum Frank J. Kirby 1954-10-1 614 Los Angeles San Gabriel Mts. 762 Comment
  CAS-BOT-BC166265  Epilobium canum subsp. canum R. J. Dobbs 1927-11-11 836 Los Angeles 1/4 mile above Muller Ranger Station, San Gabriel Mts. 365 Comment
  UCR243011  Epilobium ciliatum R. G. Swinney 2009-8-6 11510 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  RSA588350  Epilobium ciliatum subsp. ciliatum Geo. L. Moxley 1915-7-4 365 Los Angeles Arroyo Seco, Pasadena. Comment
  RSA588371  Epilobium ciliatum subsp. ciliatum N. C. Cooper 1949-6-29 43821 Los Angeles Dripping Springs, San Gabriel Canyon. 1220 Comment
  RSA0036823  Epilobium densiflorum Justin M. Wood 2011-7-7 4334 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA250376  Epilobium glaberrimum Robert F. Thorne, John Dourley 1967-10-3 37284 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  UCR209645  Epilobium glaberrimum R. G. Swinney 2008-7-2 9122 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  POM9735  Equisetum arvense Geo L. Moxley 1916-8-17 509 Los Angeles L.A. riverbed near Broadway Bridge Comment
  UCR259092  Equisetum hyemale R. G. Swinney 2010-10-15 14061 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  SBBG27189  Equisetum hyemale L. C. Wheeler 1931-9-27 161 Los Angeles San Dimas Cyn 685 Comment
  CAS-BOT-BC57175  Equisetum hyemale subsp. affine Robert F. Thorne; C. W. Tilforth 1971-6-17 39939 Los Angeles 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest 457 Comment
  RSA593556  Equisetum hyemale var. affine Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8921 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  IRVC26903  Equisetum telmateia L. C. Wheeler 1932-3-17 505 Los Angeles Los Angeles River: at Los Feliz Blvd. 122 Comment
  UCR207976  Equisetum telmateia L. C. Wheeler 1933-10-7 2164 Los Angeles Transverse Ranges; San Gabriel Mountains, Liveoak Canyon 686 Comment
  LA200047  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-3-12 1712 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1 mi above Sunset Blvd. 182 Comment
  CAS-BOT-BC213596  Eragrostis mexicana subsp. mexicana G. B. Grant 1902-10-26 s.n. Los Angeles Los Angeles Comment
  POM275306  Eragrostis minor Lyman Benson 1944-10-10 11551 Los Angeles Claremont 351 Comment
  SEINET10555546  Eragrostis pectinacea Samuel B. Parish, W. F. Parish Parish 1601 Los Angeles Near Santa Ana. San Bernardino. Comment
  RSA0048583  Eremocarpus setiger P. R. Brown 1970-6-10 s.n. Los Angeles Pierce College Nature Center, Canon de Lana. Comment
  RSA421546  Eremocarpus setiger H. L. Bauer 1933-8-1 17992 Los Angeles Santa Monica Mts., roadside in lower Latigo Canyon. 305 Comment
  RSA598653  Eremocarpus setiger L. C. Wheeler 1968-6-16 s.n. Los Angeles San Gabriel Mountains. Divide between Cucamonga Canyon and Stoddard Canyon. 1066 Comment
  UCR193535  Eriastrum R. G. Swinney 1999-6-18 7280 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
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May 3 2012
  IRVC29107  Eriastrum densifolium A. C. Sanders, Mark A. Elvin 2003-6-20 27005 Los Angeles lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle Western Transverse Range/Santa Clara River Watershed 305 Comment
  SEINET3096760 Image available Eriastrum densifolium Barbara Ertter, Jeffrey L. Strachan 1979-6-29 3009 Los Angeles Angeles National Forest; N edge ca 9 airmile ESE of Pearblossom, 1.7 mi N of Mile High on County Hwy N4. 1460 Comment
  RSA0105896  Eriastrum densifolium subsp. austromontanum Gus Gluechert 1937-6-27 s.n. Los Angeles Mint Canyon. 470 Comment
  SEINET6349437  Eriastrum densifolium subsp. densifolium Elizabeth F. Sprague 1968-1 s.n. Los Angeles at Vincent, junc. of Hwy 14 & N3, S of Palmdale Comment
  UCD118271  Eriastrum eremicum subsp. eremicum Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 961 Los Angeles Pearblossom. 914 Comment
  SBBG116238  Eriastrum filifolium R. Burgess, P. Munro 2002-5-6 5131 Los Angeles Hungry Valley Rd, 0.2 mi W of Smokey Bear Rd 853 Comment
  CLARK-A1528-3495  Eriastrum sapphirinum John C. Roos 1937-7-7 1768 Los Angeles La Crescenta Comment
  UC457329  Eriastrum sapphirinum Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR192816  Eriastrum sapphirinum Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  VVC2936  Eriastrum sapphirinum Tim Thomas 2014-5-4 6300 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  RSA0122866  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2009-5-5 10639 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing. 951 Comment
  RSA0121296  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1902-7-2 2636 Los Angeles Sierra Madre. Comment
  RSA0121819  Eriastrum sapphirinum subsp. dasyanthum Geo L. Moxley 1913-8-31 183 Los Angeles Mt. Wilson. Comment
  RSA0086996  Ericameria cooperi R. G. Swinney 2010-6-1 13075 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  SFV3657A  Ericameria cooperi var. cooperi H. B. King Jul 1958 s. n. Los Angeles Mojave Desert Antelope Valley. SW Mojave Desert near Palmdale. 823 Comment
  CAS-BOT-BC291299  Ericameria ericoides Henry J. Thompson 1958-10-23 1819 Los Angeles Point Dume 30 Comment
  LA82340  Ericameria ericoides David S. Verity; 1965-10-17 sn Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  CAS-BOT-BC287623  Ericameria linearifolia Barbara Shervanick 1974-4-28 1215 Los Angeles Highway 138 about 0.75 mile NW of highway 395, Mormon Rocks, Antelope Valley, San Gabriel Mt Range 944 Comment
  CAS-BOT-BC287626  Ericameria linearifolia Ralph Hoffmann 1932-4-26 s.n. Los Angeles Harold Comment
  UC912314  Ericameria linearifolia Herbert L. Mason 1926-4-26 2968 Los Angeles summit of 1st grade, Mint Canyon Road Comment
  SBBG62950  Ericameria nauseosa var. hololeuca R. Hoffmann 1931-10-23 Los Angeles Ridge Route (US Hwy 99) Comment
  SBBG140  Ericameria nauseosa var. mohavensis R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  UC1595333  Ericameria parishii var. parishii Tim Ross and Orlando Mistretta 1992-7-24 6742 Los Angeles nne of Strawberry Peak (between Colby Ranch and w branch of Wickiup Cyn stream); San Gabriel Mts 1207 Comment
  UCR272965  Ericameria pinifolia R. G. Swinney 2011-6-29 15335 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  RSA747262  Erigeron foliosus R. G. Swinney 2005-8-22 8510 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, lower Holcomb Canyon 1280 Comment
  UCR209857  Erigeron foliosus R. G. Swinney 2008-7-16 9244 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  CATA1227  Erigeron foliosus var. foliosus Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2293 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  UCR259593  Erigeron foliosus var. foliosus R. G. Swinney 2010-9-7 13682 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCD150973  Erigeron karvinskianus D. S. Park 2010-4-28 59 Los Angeles Park overlooking bay, side/margins of footpath, growing in clumps under shrubs. 11 Comment
  LA105364  Eriodictyon crassifolium Barry A. Prigge; 1989-4-23 8462 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 518 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
  RSA304954  Eriodictyon crassifolium var. nigrescens E. R. Hobbs 1978-4-23 78 -173 Los Angeles Sand Canyon, Santa Clara River Valley, Western San Gabriel Mountains Comment
  RSA552461  Eriodictyon crassifolium var. nigrescens D. Charlton 1991-7-5 5499 Los Angeles Lake Hughes Rd. on roadside burn area south of Castaic Lake, 1 mile NW of Visitor Center 396 Comment
  LA205724  Eriodictyon trichocalyx var. trichocalyx A. M. Johnson; 1927-10-21 2664 Los Angeles Comment
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May 12 2015
  POM187759  Eriogonum baileyi var. baileyi Thos. Craig 1932-10-9 2026 Los Angeles Hills 3 mi south of Vincent; border of San Gabriel Mts. 1220 Comment
  JEPS56929  Eriogonum cithariforme Frank W. Peirson 1921-5-20 2411 Los Angeles Little Rock Creek 975 Comment
  HSC17388  Eriogonum cithariforme C. E. Fellows 1965-9-3 124 Los Angeles 3/10 mi. W of Cold Creek Rd. on Mulholland Rd. Comment
  RSA588139  Eriogonum cithariforme var. agninum Orlando Mistretta 1994-5-23 1234 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  UCR141806  Eriogonum covilleanum June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2317 Comment
  SBBG125873  Eriogonum davidsonii A. Parikh, N. Gale 2010-6-10 3275 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.7 km NW of State Hwy 14; E Liebre Mtns 1104 Comment
  UCR275526  Eriogonum davidsonii D. E. Bramlet 2011-8-13 4947 Los Angeles San Gabriel Mountains, Mt. Gleason, along Mt. Gleason Rd./ Forest Serv. Rd 3N17 1944 Comment
  UCR34476  Eriogonum davidsonii G. F. Pratt 1984-7-24 s.n. Los Angeles San Gabriel Mountains, Mt. Harwood, just above Mt. Baldy Ski Lodge 2591 Comment
  RSA0004981  Eriogonum davidsonii Anstruther Davidson 1904-06 1873 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA766428  Eriogonum elongatum Raymond J. Dobbs 1927-11-1 s.n. Los Angeles Near Waterman [Station?]. San Gabriel Mtns. 976 Comment
  POM293141  Eriogonum elongatum var. elongatum Lyman Benson 1946-10-16 12211 Los Angeles U. S. 99, valley just south of second summit north of Castaic. 762 Comment
  RSA603675  Eriogonum elongatum var. elongatum Steve Boyd 1997-9-17 10041 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. 915 Comment
  POM2230  Eriogonum elongatum var. elongatum D. L. Crawford 1915-10-27 506 Los Angeles San Bernardino Mountains: Stoddard Canyon - Claremont. Comment
  SEINET8044066 Image available Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-1 13461 Los Angeles San Gabriel Mountains: Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1036 Comment
  RSA393423  Eriogonum fasciculatum var. foliolosum T. S. Clare 1931-1-1 14617 Los Angeles San Gabriel Mountains: mountain side above Camp Orchard 1220 Comment
  RSA766094  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan, Nesta Ewan 1936-8-5 9944 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  UC1032042  Eriogonum fasciculatum var. foliolosum A. D. Gifford 1934-4-26 161 -C Los Angeles head of Ramera Canyon Triunfo Pass, Ramera Canyon Comment
  UCSB27667  Eriogonum fasciculatum var. foliolosum Lavinger, S. 1975-10-6 Los Angeles Angeles Crest Highway .3 miles north of Angeles Crest Ranger Station. San Gabriel Mountains 762 Comment
  RSA393464  Eriogonum fasciculatum var. polifolium Roger Minahan 1934-06 s.n. Los Angeles Valyermo, San Gabriel Mountains. Comment
  RSA600133  Eriogonum fasciculatum var. polifolium Steve Boyd, Lauren Raz 1997-5-28 9833 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
  RSA766100  Eriogonum fasciculatum var. polifolium Joseph A. Ewan 1936-7-29 9870 Los Angeles Table Mt (so. end of summit). San Gabriel Mts. 2195 Comment
  SEINET5329419  Eriogonum fasciculatum var. polifolium H. A. Jensen 1933-1 s.n. Los Angeles Forest Angeles (CAL); Texas Canon 518 Comment
  LA200766  Eriogonum gracile Norman A. Cole; May 1964 405 .8 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  UCR255476  Eriogonum gracile Dan S. Cooper 2014-6-26 614- 23 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  POM180174  Eriogonum gracile var. gracile Joseph A. Ewan 1931-10-11 5243 Los Angeles Santa Monica Mountains, Sepulveda Canyon Rd., north of Mullholland. Comment
  RSA66031  Eriogonum gracile var. gracile F. W. Peirson 1923-10-7 4164 Los Angeles Railroad station at Newhall. Comment
  RSA685156  Eriogonum gracile var. gracile Scott D. White 2003-7-25 9645 Los Angeles Santa Clarita area; Sand Canyon (tributary to Santa Clara River) just above trailer park. 506 Comment
  RSA610549  Eriogonum gracile var. gracile Louis C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Whitney Canyon. 976 Comment
  SEINET3385928 Image available Eriogonum gracile var. gracile H. E. Hasse 1892-8-1 Los Angeles Santa Monica, Uplands and foothills Comment
  SBBG62132  Eriogonum gracillimum R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA760555  Eriogonum heermannii R. G. Swinney 2008-8-14 9438 Los Angeles Confluence of Big Rock Creek and Fenner Canyon 1640 Comment
  CAS-BOT-BC261172  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles One-eighth mile below Big Rock Ranger Station, Big Rock Creek, desert slope of San Gabriel Mts. 1066 Comment
  RSA679873  Eriogonum maculatum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 870 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA756918  Eriogonum maculatum R. G. Swinney 2008-6-17 9020 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UCR277197  Eriogonum nudum R. G. Swinney 2010-9-30 13956 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA629686  Eriogonum nudum var. pauciflorum Scott D. White, Dave Bramlet 1998-8-11 7053 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  CAS-BOT-BC269773  Eriogonum nudum var. pauciflorum James L. Reveal; Barbara J. Ertter 1976-6-28 4557 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.1 mile northwest of Mill Creek Summit 1615 Comment
  CAS-BOT-BC269776  Eriogonum nudum var. pauciflorum Ernest C. Twisselmann 1961-10-31 6675 Los Angeles Liebre Mountains: Pine Canyon 6.2 miles north of Pine Canyon Guard Station 975 Comment
  SD186299  Eriogonum ordii A. C. Sanders, T. B. 2005-4-26 29730 Los Angeles Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon Road 609 Comment
  UCR153143  Eriogonum ordii A. C. Sanders, T. B. Salvato 2005-4-26 29730 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  SBBG65223  Eriogonum pusillum R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  CAS-BOT-BC267602  Eriogonum saxatile H. E. McMinn 1926-7-22 1772 Los Angeles Bear Flat Trail, Mt. San Antonio Comment
  SBBG1442  Eriogonum thurberi H. and M. Dearing 1940-6-9 4358 Los Angeles Tujunga Wash Comment
  RSA590617  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-6-4 2795 Los Angeles ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  CAS-BOT-BC263601  Eriogonum trichopes A. D. E. Elmer 1902-6-1 3642 Los Angeles Palmdale Comment
  CAS-BOT-BC124196  Eriogonum umbellatum var. minus Ivan Murray Johnston 1917-8-22 1692 Los Angeles San Antonio Mountains. Baldy Summit. 3048 Comment
  SBBG64209  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles near Harold Comment
  POM250127A  Eriogonum viridescens E. C. Jaeger 1939-6-28 s.n. Los Angeles Mojave Comment
  UCR208186  Eriogonum wrightii subsp. subscaposum C. B. Wolf 1932-10-21 4364 Los Angeles San Gabriel Mountains, eight miles below Big Pines Park on road to Big Rock Creek 1372 Comment
  CAS-BOT-BC265005  Eriogonum wrightii var. subscaposum Carl B. Wolf 1932-10-21 4364 Los Angeles Eight miles below Big Pines Park on road to Big Rock Creek, desert slope of San Gabriel Mts. 1371 Comment
  RSA149758  Eriogonum wrightii var. subscaposum Wesley O. Griesel 1961-8-18 s.n. Los Angeles Trail from Charleton Flats to Chilao, San Gabriel Mountains 1524 Comment
  RSA65008  Eriogonum wrightii var. subscaposum F. W. Peirson 1920-9-12 22 Los Angeles South trail to Mt. Baldy (Mt. San Antonio), San Gabriel Mountains 2591 Comment
  CAS-BOT-BC297953  Eriophyllum confertiflorum Geo. B. Grant 1903-4-25 s.n. Los Angeles Saugus Comment
  CAS-BOT-BC297956  Eriophyllum confertiflorum Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Highway #2 near Camp Valcrest, San Gabriel Mts 1828 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
  CDA5245  Eriophyllum confertiflorum J. E. Law 1923-5-22 272 Los Angeles Flume trail, Eaton Canyon, Altadena. 0 Comment
  IRVC26190  Eriophyllum confertiflorum A. C. Sanders, Mark A. Elvin 2003-6-18 26949 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
  POM357906  Eriophyllum confertiflorum James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  POM357945  Eriophyllum confertiflorum B. C. Templeton 1929-12-10 1443 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA608713  Eriophyllum confertiflorum L. C. Wheeler 1931-3-30 s.n. Los Angeles La Verne. Comment
  UCR271524  Eriophyllum confertiflorum R. G. Swinney 2011-3-18 14134 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  SEINET11850717  Eriophyllum confertiflorum C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  LA203575  Eriophyllum confertiflorum var. confertiflorum Philip A. Munz; 1932-5-17 12644 Los Angeles 1 mi. N of Claremont 396 Comment
  POM18188  Eriophyllum confertiflorum var. confertiflorum P. A. Munz 1923-9-1 7702 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  RSA651117  Eriophyllum confertiflorum var. confertiflorum Shlomo Gat 1959-5-15 53 Los Angeles San Dimas [Canyon] Comment
  RSA653768  Eriophyllum confertiflorum var. confertiflorum J. Bogdanoff-Lord 1989-5-17 17 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UC1409195  Eriophyllum confertiflorum var. confertiflorum Donald R. Bissing 1973-4-20 41 Los Angeles 0.5 mi from mouth of Evey Canyon (on bank above road cut); San Gabriel Mountains, Evey Canyon 731 Comment
  UC90262  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee and K. 1890-5-6 Los Angeles San Pedro Comment
  UCR190349  Eriophyllum pringlei R. G. Swinney 2001-4-18 7884 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  RSA0089240  Eriophyllum wallacei Steve D. Boyd, Gary D. Wallace 2011-4-14 12310 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UCSB18337  Eriophyllum wallacei Muirhead, M. 1964-5-15 Los Angeles Highway 138, 100 yards west of Pinon Hills city limit 1219 Comment
  OBI70740  Erodium botrys Louis C. Wheeler 1947-4-27 6471 Los Angeles Arcadia: Woodward Ave between Santa Anita Ave and Oakwood Dr Comment
  RSA0069880  Erodium cicutarium R. G. Swinney 2010-5-7 12607 Los Angeles Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd'? and Jimenez St./Dominica Ave. 378 Comment
  RSA221447  Erodium cicutarium Arthur C. Gibson 1971-4-16 1848 Los Angeles Near mouth of Stoddard Canyon, Angeles National Forest [San Gabriel Mountains] 738 Comment
  RSA391802  Erodium cicutarium Gary D. Wallace 1979-4-19 1683 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  RSA593447  Erodium cicutarium Steve Boyd 1996-4-24 8648 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
  SEINET4044552  Erodium cicutarium D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UC1215134  Erodium cicutarium Peter H. Raven 1962-4-9 17136 Los Angeles Wilson Cove San Clemente Island 60 Comment
  RSA450809  Erodium moschatum A. C. Sanders 1987-12-4 7579 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SBBG31471  Erodium moschatum R. F. Thorne 1966-4-4 35748 Los Angeles isthmus 12 Comment
  UCSB9872  Erodium moschatum Haller, John 1950-3-30 Los Angeles UCLA; Base of Faculty Hill; Near Sunset Blvd Comment
  CAS-BOT-BC40712  Erysimum capitatum C. F. Baker 1903-4-1 4121 Los Angeles Hills near Claremont. Comment
  RSA0081133  Eschscholzia californica R. G. Swinney 2010-6-1 13105 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  RSA433672  Eschscholzia californica Unspecified 1891-04 s.n. Los Angeles [Unspecified] Comment
  CAS-BOT-BC520384  Eschscholzia minutiflora Steve Boyd; Gary Wallace 2011-4-14 12319 Los Angeles Transverse Ranges: Liebre / San Gabriel Mtns region. Acton Wash ca 3 km E of jct of Soledad Canyon Rd and Crown Valley Rd 829 Comment
  RSA536046  Eschscholzia ramosa Tim S. Ross 1991-5-21 5383 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  RSA0012836  Eucalyptus tereticornis Stephen Hill 1981-2-2 2 Los Angeles 0.7 mi. S. of Silverbit on Valley Center on S. side of street. Comment
  POM65285  Eucrypta chrysanthemifolia C. F. Baker 1904-4-22 4174 Los Angeles Monrovia. Comment
  RSA675875  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2003-3-9 783 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA226230  Eucrypta chrysanthemifolia var. chrysanthemifolia Gary D. Cromwell 1971-4-21 573 Los Angeles Mystic Canyon, 2 mi. NE of Glendora. Comment
  RSA0097175  Euphorbia albomarginata R. G. Swinney 2011-4-20 14468 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
  RSA738070  Euphorbia melanadenia Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills Comment
  SD215500  Euphorbia polycarpa Louis C. Wheeler 1942-12-2 5679 Los Angeles Burbank, Glen Oaks and Lamer Street. At floor of Verdugo Mountains Comment
  RSA433507B  Euphorbia spathulata M. B. Dunkle 1928-5-13 1958 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  SBBG80289  Extriplex californica F. C. Boutin 1967-4-24 1720 Los Angeles Wilson Cove Comment
  RSA775588  Fallopia convolvulus Orlando Mistretta, Christine Mistretta 2010-6-25 5353 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  SBBG17765  Festuca microstachys P. H. Raven 1962-5-9 17672 Los Angeles head of gully, cyn at S end of Mosquito Cove 320 Comment
  UCR187217  Festuca microstachys A. C. Sanders 2006-4-25 32184 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  CATA1642  Festuca perennis Mark L. Hoefs, Steven A. Junak 1998-6-12 2925 Los Angeles Santa Catalina Island: At Isthmus, across from Catalina Harbor 6 Comment
  RSA0022516  Ficus carica Duncan S. Bell, Caitlin Elam 2013-6-24 5236 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA603323  Ficus carica Scott D. White 1997-5-21 5190 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA682513  Filago californica Scott D. White, Michael Honer 2003-5-7 9206 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  POM308933  Filago californica Anonymous 1943-6-22 660 Los Angeles Dalton Road near turnoff to Johnston Peak, 2 mi. SW of Tanbark, San Dimas Experimental Forest 762 Comment
  UCR218002  Foeniculum vulgare A. C. Sanders, Dan S. Cooper 2010-8-5 38565 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  SD107807  Foeniculum vulgare Larry DeBuhr, Gary Wallace 1972-9-2 685 Los Angeles San Clemente Island: Wilson Cove at barracks area Comment
  SJSU2246  Foeniculum vulgare C. W. Sharsmith 1942-9-9 4514 A Los Angeles Beverly Hills Comment
  RSA729489  Forestiera pubescens R. G. Swinney 1999-6-21 7381 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  SEINET9337875  Frangula californica Unknown 2008-7-2 9109 Los Angeles San Gabriel Mountains (Lat. 34 22' 01") Comment
  UCR273024  Frankenia grandifolia F. R. Fosberg 1931-5-17 S- 4885 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 5 Comment
  CATA1412  Frankenia salina Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2563 Los Angeles Santa Catalina Island: Cherry Valley, just back from rocky beach 3 Comment
  UC420692  Frankenia salina I. J. Condit 1908-6-27 27 Los Angeles Catalina Island Comment
  UCR121250  Frankenia salina J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  RSA464905  Fraxinus dipetala M. B. Dunkle 1936-3-28 4708 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  SBBG105550  Fraxinus dipetala T. Ross, S. Boyd 1994-5-10 7714 Los Angeles Warm Springs Cyn, NNE off the face of Warm Springs Mtn, ca. 1250 m WNW from the cyn's effluence into Elizabeth Lake Cyn 667 Comment
  UCR84564  Fraxinus dipetala T. S. Ross, Steve Boyd 1994-5-10 7714 Los Angeles San Gabriel Mtns., Warm Springs Canyon: canyon bottom ad adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; c. 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon. 683 Comment
  SDSU21062  Fraxinus latifolia Ian Cain, Natasha Bartely 2010-6-23 1535 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 562 Comment
  UC520012  Fraxinus latifolia Joseph Andorfer Ewan 1932-4-30 7439 Los Angeles Ballona Creek at Higuera Road; Culver City, Ballona Creek Comment
  LA33605  Fraxinus velutina Henry J. Thompson; 1959-3-22 1874 Los Angeles Santa Monica Mountains, Lobo Canyon, 0.25 mi W of Triunfo Canyon Rd, 2.5 mi W of Malibu Lake 213 Comment
  POM3595  Fraxinus velutina var. coriacea I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte. 91 Comment
  RSA24227  Fraxinus velutina var. coriacea Carl B. Wolf 1940-11-28 9794 Los Angeles Santa Monica Mts, 1/4 mile up Triunfo Canyon Road, off Malibu Lake. 213 Comment
  UC1073261  Fremontodendron californicum George B. Rossbach 1955-6-20 350 Los Angeles about 2 mi n of Mill Creek Summit (Los Angeles Crest Highway (Route 2) near Aliso Canyon Road); Los Angeles Crest Highway 1219 Comment
  UCR124670  Fremontodendron californicum B. C. Templeton 1933-7-21 5016 Los Angeles San Gabriel Mountains, between Prairie Forks and Big Pines Camp 2092 Comment
  UC174358  Fremontodendron californicum subsp. californicum J. Burtt Davy 1896-5-1 Los Angeles Antelope Valley Comment
  CAS-BOT-BC130256  Fritillaria biflora Timothy S. Ross 1995-4-7 8367 Los Angeles Old Ridge Route: 2.9 road miles NNW of its intersection with Templin Highway; ca. 1840 m WNW of the confluence of Castaic Creek and Fish Canyon 944 Comment
  SFV21405  Funastrum cynanchoides var. hartwegii L. Gross, N. Fraga, B. Hogshead 2002-3-21 497 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. South of La Tuna Canyon Road at end of Morning Glow Way. Near the main ridgetop south of Morning Glow. 412 Comment
  LA208351  Galium angustifolium John Thomas Howell; M. Hilend 1930-5-11 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  RSA0115098  Galium angustifolium Steven A. Junak 2000-7-1 SCa- 1371 Los Angeles Santa Catalina Island. Just SW of Cape Canyon reservoir, upper Cape Cayon, N facing slope. 344 Comment
  JEPS56101  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-20 4172 Los Angeles just below junction of Gorge Road; Santa Monica Mts., Las Flores Canyon Comment
  UCR272355  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-6-20 15230 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  RSA0005737  Galium angustifolium subsp. nudicaule Lauramay T. Dempster, G. Ledyard Stebbins 1966-6-16 4236 Los Angeles Cloudburst Summit, northeast of Chilao Recreation Area. 2140 Comment
  CATA1960  Galium aparine F. R. Fosberg 1931-3-20 4311 Los Angeles Santa Catalina Island: Hamilton Canyon 20 Comment
  JEPS7419  Galium catalinense subsp. catalinense George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 490 -2282 Los Angeles Santa Catalina Island Comment
  POM177154  Galium hallii A. N. Dunn 1931-4-18 s.n. Los Angeles Near Neenach, Mohave Desert. Comment
  RSA585935  Galium johnstonii Tim S. Ross, Steve D. Boyd 1990-5-23 2638 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon 1308 Comment
  UCR191250  Galium johnstonii R. G. Swinney 1998-7-2 6221 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR194028  Galium johnstonii R. G. Swinney 1998-9-4 6923 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 8 2012
  RSA329564  Galium nuttallii Gary D. Wallace 1966-3-18 173 Los Angeles Along the coast. W of Malibu. Point Dume at West Beach. Comment
  CATA831  Galium nuttallii subsp. insulare Mark L. Hoefs 1991-6-26 1428 Los Angeles Santa Catalina Island: Near middle of Cape Canyon 320 Comment
  POM157983  Galium nuttallii subsp. insulare M. B. Dunkle 1928-3-17 1746 Los Angeles Santa Catalina Island, Johnson's Canyon 30 Comment
  JEPS114002  Galium porrigens var. porrigens Timothy S. Ross and Darin Banks 1994-4-12 7481 Los Angeles San Fracisquito Canyon: westerly draw draining from ridge which divides S. Fr. Canyon from Dry Canyon; ca 630 m S of where Drinkwater Canyon joins S. Dr. Canyon. Comment
  SBBG13626  Gambelia speciosa P. H. Raven 1962-4-10 17180 Los Angeles Wilson Cove Comment
  RSA562546  Gamochaeta pensylvanica Steve Boyd, Walter Appleby 1993-4-22 8000 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA639171  Gamochaeta pensylvanica L. C. Wheeler 1967-7-6 9922 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  CAS-BOT-BC303401  Gamochaeta ustulata Tim Ross; Janet Takara 1993-4-23 6943 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, ca 1035 m WNW of Black Jack Mtn summit 435 Comment
  CAS-BOT-BC186346  Garrya flavescens Timothy S. Ross; Darin Banks 1994-4-13 7542 Los Angeles Lower Spunky Canyon: eastern slope at the effluence of the canyon into Bouquet Reservoir 926 Comment
  RSA392390  Garrya flavescens subsp. pallida Anstruther Davidson 1906-6-7 1506 Los Angeles Big Rock Creek. Comment
  RSA392385  Garrya flavescens var. pallida L. E. Hoffman 1931-12-23 s.n. Los Angeles Chilao Flats 2134 Comment
  LA40306  Garrya veatchii Louis C. Wheeler; 1931-12-30 424 Los Angeles San Antonio Wash 670 Comment
  SEINET10897116  Gastridium phleoides Hermann E. Hasse Hasse s.n. Los Angeles Open hills & plains. Comment
  SEINET4044476  Gastridium ventricosum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Point Mugo State Park. 76 Comment
  RSA785287  Gaultheria procumbens Doris Bowers 1954-08 809 Los Angeles Arroyo Seca, Pasadena 305 Comment
  UCR256573  Gayophytum diffusum subsp. parviflorum Anuja Parikh, Nathan Gale 2011-6-27 3514 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.1 km SW of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1277 Comment
  UCR273562  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-15 15188 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UC73311  Gayophytum heterozygum Geo. B. Grant May 1902 492 Los Angeles Mt. Wilson Comment
  CATA67  Genista linifolia Peter Henrikson 1987-4-13 51 Los Angeles Santa Catalina Island: Avalon Canyon 106 Comment
  LA200520  Geranium carolinianum Unknown; sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  UCR149318  Geranium carolinianum R. G. Swinney 1998-4-13 5969 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  RSA0107268  Geranium carolinianum Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 SCa- 550 Los Angeles Santa Catolina Island. W of road to Toyon Bay, 1.4 road miles from intersection with Airport Road, in small gully along interpretive trail to ironwood grove. 164 Comment
  CATA532  Geranium pusillum Sara L. Crockett 1997-4-29 685 Los Angeles Santa Catalina Island: S margin of Bulrush Reservoir, upper pool 332 Comment
  RSA653380  Geranium rotundifolium LeRoy Gross 2000-9-9 272 Los Angeles Santa Monica Mountains: Rustic Canyon. 183 Comment
  RSA771835  Gilia R. G. Swinney 2009-5-28 10920 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
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Dec 7 2018
  UCR184367  Gilia A. C. Sanders 2007-4-19 33467 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SBBG126934  Gilia achilleifolia subsp. achilleifolia A. Parikh, N. Gale 2011-6-4 3414 Los Angeles 5.5 km W of St Hwy 14, 2 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1120 Comment
  SEINET7063477  Gilia achilleifolia subsp. multicaulis A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  RSA590072  Gilia aliquanta subsp. aliquanta Orlando Mistretta 1994-3-30 982 Los Angeles Little Rock Creek; Slopes east of creek below Little Rock Dam; Pacifico Mountain. 1021 Comment
  SBBG95434  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Horse Flats, Johnson's Comment
  UC1123799  Gilia angelensis A. D. Gifford 1935-3-15 472 Los Angeles 2 1/2 mi sw Red Mtn.; Tejon Quad., Angeles National Forest, sw of Red Mtn. Comment
  RSA0041775  Gilia angelensis Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2810 Los Angeles Santa Catalina Island: HIllside above upper Cape Canyon. 359 Comment
  RSA0089249  Gilia cana Mitch Provance 2008-4-14 10139 Los Angeles Western Transverse Range: Liebre Mountains: southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road. 1160 Comment
  LA91435  Gilia capitata subsp. abrotanifolia Bruce Douglas Clayton; Greg Shaw 1972-3-30 35 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, N end of Drawbridge firebreak 615 Comment
  POM155824  Gilia capitata subsp. abrotanifolia M. L. Bryan 1927-1 82 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  UC1922306  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 758 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. Near 34deg 12' 23.9'' N 118deg 17' 45.9'' W T1N R14W N/2, NE/4 sec. 1; T2N R14W SE/4, SE/4 Comment
  UC52526  Gilia capitata subsp. abrotanifolia Ernest Braunton April 1902 238 Los Angeles Griffith Park Comment
  UCR280529  Gilia latiflora subsp. davyi R. G. Swinney 2014-4-10 16020 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA72995  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-21 18260 Los Angeles along Hwy about 4 mi. S of Gorman on Tejon Pass rd. 1067 Comment
  CAS-BOT-BC226398  Gilia latiflora subsp. latiflora Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9494 Los Angeles Highway between Adelanto and Lancaster Comment
  RSA0014579  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2011-6-18 5721 Los Angeles Aliso Cyn drainage, on Forest Rd. 4N24 1.0 miles S of junction with Aliso Cyn Rd. 1083 Comment
  UCR190897  Gilia modocensis R. G. Swinney 1998-7-2 6234 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  POM19215  Gilia nevinii P. A. Munz 1923-4-8 6633 Los Angeles San Clemente Island. Comment
  RSA0016260  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3902 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  UC23816  Gilia ochroleuca subsp. bizonata J. Burtt Davy May 9 1896-May 24 1896 2519 Los Angeles Manzana Antelope Valley, Manzana Comment
  RSA0016269  Gilia ochroleuca subsp. bizonata L. R. Abrams 1927-4-30 11731 Los Angeles Head of Antelope Valley. Comment
  UC1870156  Gilia ochroleuca subsp. vivida LeRoy Gross, Valerie Soza 2003-6-10 1021 Los Angeles San Gabriel Mountains region: Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., ca. 2.5 mi S of Mount San Antonio summit along trail. 2407 Comment
  UC303724  Gilia ochroleuca subsp. vivida unknown Jun 15 1906-Jun 18 1906 Los Angeles summit Mt. Wilson San Gabriel Mts., summit Mt. Wilson (San Gabriel Mts., Southern California) 1828 Comment
  RSA679867  Gilia sinuata LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 872 -a Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  SFV13336  Glebionis coronaria M. J. Thor 1983-4-8 161 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  SEINET11849338  Gnaphalium californicum Unknown 1945-1 s.n. Los Angeles Eaton's Wash, Pasadena Comment
  RSA632523  Gnaphalium canescens subsp. beneolens L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon campground. Comment
  RSA714982  Gnaphalium canescens subsp. thermale R. G. Swinney 1997-9-6 5859 Los Angeles San Gabriel Mountains: Jackson Lake area. Ball Flat, 0.8-0.9 mi N of Big Pines Hwy at end of SW spur of Forestry Service Rd 4N16 1875 Comment
  RSA198837  Gnaphalium luteoalbum R. F. Thorne, D. Propst 1968-5-28 37680 Los Angeles Santa Catalina Island: on delta above second (lower) reservoir in upper Bulrush canyon 335 Comment
  CAS-BOT-BC302600  Gnaphalium palustre Steven A. Junak 1997-5-20 SCI- 882 Los Angeles San Clemente Island: SW side of San Clemente Island Ridge Road, ca. 0.73 miles SSE of Thirst Peak, in extreme upper reaches of Cave Canyon 539 Comment
  CHSC59685  Gnaphalium palustre Mary MacArthur 1967-7-16 111 Los Angeles 0.7 mi. from turn-off on Angeles Crest hwy. to lower Chilao keeping always to right--left side of road by stream bed, Angeles National Forest, San Gabriel Mts. 1584 Comment
  UCR223800  Gnaphalium palustre R. G. Swinney 2009-8-25 11471 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  CAS-BOT-BC123815  Godetia dudleyana LeRoy Abrams 1902-7-1 2625 Los Angeles Wilson's trail near Santa Anita Canyon 762 Comment
  RSA603880  Guillenia lasiophylla L. C. Wheeler 1933-7-4 1899 Los Angeles San Dimas Canyon, San Gabriel Mts 640 Comment
  RSA41026  Gutierrezia sarothrae H. E. Hasse 1890-09 s.n. Los Angeles Santa Monica Mountains, Foothills. Comment
  SBBG62682  Gutierrezia sarothrae R. Hoffmann 1928-7-9 Los Angeles lower Bouquet Cyn Comment
  CAS-BOT-BC282860  Hainardia cylindrica Steven A. Junak 1985-5-14 SCI- 71 Los Angeles Central portion of island alond main road, roughly midway beween intersection with road to Lemon Tank and intersection with road to Peak 1603 and Field Station at Cemera Pad Stone, San Clemente Island 381 Comment
  RSA603188  Haplopappus pinifolius L. C. Wheeler 1972-12-20 12782 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  UC1738483  Hedypnois rhagadioloides Steven A. Junak 1996-5-16 SCI 470 Los Angeles S end of island, just W of intersection of San Clemente Ridge Road and road to Observation Post #1 (Bldg. #60901), on N side of cement helicopter pad San Clemente Island 97 Comment
  RSA229142  Helenium bigelovii R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38846 Los Angeles N facing slope above Angeles Crest Hwy N & below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  RSA250560  Helenium bigelovii R. F. Thorne, John Dourley 1967-10-3 37279 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  SD251199  Helenium bigelovii Jane Tirrell 2012-8-20 LS 163 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. Yellow pine forest, north-facing slope near spring. 2259 Comment
  CAS-BOT-BC309442  Helenium puberulum Ernest Braunton 1902-7-1 600 Los Angeles L.A. River Comment
  SFV22102  Helianthemum scoparium O. Mistretta, C. Mistretta 2010-6-23 5348 Los Angeles San Gabriel Mountains West Fork San Gabriel River, 4.3 air miles east of Red Box Gap. 848 Comment
  RSA724714  Helianthemum scoparium var. vulgare K. Dobry 1992-4-9 d- 324 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom. Comment
  CHSC8382  Helianthus annuus Edward L. Smith 1957-4-30 250 Los Angeles Located in a wash at Claremont. 365 Comment
  UC1746077  Helianthus annuus Annetta M. Carter 1946-4-23 1758 Los Angeles Sierra Madre. Crest of first hill on Mt. Wilson Trail. 365 Comment
  POM359984  Helianthus annuus subsp. lenticularis F. R. Fosberg 1930-10-18 641 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  RSA244373  Helianthus gracilentus C. W. Tilforth, G. Steenhuizen 1973-8-6 892 Los Angeles San Antonio Canyon High exposed bank above road along west side of San Anonio Canyon, north of Claremont Comment
  CAS-BOT-BC305811  Heliomeris G. R. Campbell 1950-4-17 14591 Los Angeles Escondido Canyon, leading to Malibu Lake, about 7 miles above Hwy 101 (coastal) 457 Comment
  UCR161639  Heliotropium curassavicum Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  RSA654439  Hemizonia fasciculata Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 982 Los Angeles Verdugo Mountains, southwest side: Along Chandler Fire Road (Verdugo Mtwy), NE of ''La Tuna'', above Fisher Canyon, S of La Tuna Canyon. 487 Comment
  RSA682624  Hemizonia fasciculata Scott D. White, Michael Honer 2003-5-7 9212 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  SBBG113110  Herniaria hirsuta var. cinerea S. A. Junak 1998-5-2 SCa 621 Los Angeles upper portion of Avalon Cyn watershed, along Memorial Rd, ca. 0.7 mi rd mi above Wrigley Memorial 213 Comment
  RSA0086537  Hesperocnide tenella R. G. Swinney 2011-5-3 14567 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA445905  Hesperocnide tenella Louis C. Wheeler 1932-5-8 693 Los Angeles Puddingstone Dam; San Jose Hills 305 Comment
  UCR177759  Hesperocnide tenella LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 966 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  UCR71164  Hesperocnide tenella Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4405 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  UC1375414  Heterocodon rariflorum Robert F. Thorne 1969-7-2 38224 Los Angeles Charlton Flats; San Gabriel Mts., Angeles National Forest 1600 Comment
  CAS-BOT-BC143694  Heteromeles arbutifolia Grant 1904-4-21 6174 Los Angeles [Avelon] Avalon Comment
  CHSC95367  Heteromeles arbutifolia Laura Moore; Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 42 Los Angeles Los Angeles Basin: Verdugo Mountains ; La Tuna Canyon Park: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  LA103201  Heteromeles arbutifolia Barry A. Prigge; 1985-6-14 6421 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  SD253539  Heteromeles arbutifolia R. G. Swinney 2011-11-3 15991 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre (Mt Wilson 7.5'Q) 622 Comment
  SD254700  Heteromeles arbutifolia R. G. Swinney 2011-3-18 14150 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin along Marshall Trail. 366 Comment
  UC56554  Heteromeles arbutifolia Ernest Braunton Jul 1902 569 Los Angeles Elysian Park Comment
  RSA0072411  Heteromeles arbutifolia M. B. Dunkle 1939-11-24 7344 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  RSA0072466  Heteromeles arbutifolia var. macrocarpa Carl B. Wolf 1936-1-3 7691 Los Angeles Santa Catalina Island. Avalon, slopes at east side of valley. 121 Comment
  SBBG12902  Heterotheca grandiflora E. R. Blakley 1962-10-3 5380 Los Angeles near Wrigley Reservoir at the summit of the island rd 426 Comment
  SBBG18707  Heterotheca grandiflora E. R. Blakley 1963-4-10 5574 Los Angeles NE side of Black Jack Mtn 396 Comment
  RSA0074447  Heterotheca grandiflora George R. Johnstone 1927-10-30 s.n. Los Angeles Big Tujunga Canyon; mountain slope upper part of canyon. Comment
  SEINET11261243  Heterotheca grandiflora K. Dobry 1991-8-18 d 306 Los Angeles Soka University, Los Virgenes and Hulholland Hwy. Santa Monica Mountains.; 0 Comment
  SEINET5200655  Heterotheca sessiliflora Unknown 2002-8-10 69 Los Angeles Big Tujunga Canyon Road at the Tujunga Dam parking lot, N of Tujunga in Angeles National Forest. 2 miles W of jct. with Angeles Forest Hwy. Comment
  CAS-BOT-BC310835  Heterotheca sessiliflora subsp. fastigiata Timothy S. Ross; Steve Boyd 1994-9-21 8287 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
  CHSC95441  Heterotheca sessiliflora subsp. fastigiata LeRoy Gross 2001-11-10 453 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. 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 till 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
  UCR276910  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-3-29 14256 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
  RSA0076555  Heuchera elegans T. S. Ross, Steve Boyd 1991-7-24 5598 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  JEPS36567  Hieracium argutum F. W. Peirson 1921-7-16 2502 Los Angeles San Gabriel River San Gabriel Mts. 1371 Comment
  UCR210005  Hieracium horridum R. G. Swinney 2008-7-16 9260 Los Angeles San Gabriel Mtns., Buckhorn Canyon, 0.7 mi. north of Burkhart Trail parking lot along the trail, north of Buckhorn Campground 1890 Comment
  RSA311406  Hirschfeldia incana Cheryl A. Lawson 1971-6-26 411 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  UC1587651  Hirschfeldia incana Tim Ross 1991-3-9 4185 Los Angeles head of Oak Canyon, SE side of ridgetop knoll Whittier Hills (Puente Hills, pro parte) 368 Comment
  UCR150387  Holodiscus microphyllus var. microphyllus L. C. Wheeler 1970-7-26 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Mount Hawkins 2470 Comment
  POM352451  Hordeum brachyantherum Anstruther Davidson 1894-04 275 Los Angeles Elysian Park, Los Angeles Comment
  POM147540  Hordeum intercedens Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SBBG31222  Hordeum murinum R. F. Thorne 1966-4-4 35777 Los Angeles Blue Cavern Pt 30 Comment
  RSA652394  Hordeum murinum subsp. leporinum Gerald F. Bliss 1948-5-11 s.n. Los Angeles Found on Cypress Avenue about 4 miles east of Covina 243 Comment
  SEINET13384055 Image available Horkelia rydbergii R. G. Swinney 2011-1 15312 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCR85826  Horkelia rydbergii T. S. Ross 1991-8-16 5838 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
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Jul 27 2007
  RSA587277  Hulsea vestita subsp. gabrielensis Timothy S. Ross, S. D. Boyd 1990-5-17 2577 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA250698  Hypochaeris glabra R. F. Thorne 1971-3-31 41435 Los Angeles Johnson's Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA258368  Hypochaeris glabra C. W. Tilforth 1972-4-14 487 Los Angeles Common in drier, sandy areas of garden. Comment
  UC92002  Hypochaeris radicata A. J. McClatchie 1893-5-21 136 Los Angeles along street in Pasadena Comment
  UCSB394  Imperata brevifolia K. H. B. 1943-8-27 1094 Los Angeles collected 0.25 mi above in San Dimas Experimental Forest in the San Gabriel Mountains Flume V - San Dimas Canyon,Flume V, and San Dimas Experimental Forest Comment
  UCR208864  Ipomoea purpurea L. C. Wheeler 1933-6-26 1844 Los Angeles San Gabriel Valley, Pomona, San Bernardino Ave. at San Antonio Ave. 259 Comment
  RSA639356  Isoetes nuttallii L. C. Wheeler 1934-3-6 2437 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  UCR180996  Isomeris arborea R. G. Swinney 1997-2-22 5407 Los Angeles San Gabriel Mtns., Duarte, due west of Fish Canyon mouth, south spur of SW end of Van Tassel Ridge 579 Comment
  UCR184099  Isomeris arborea A. C. Sanders 2007-4-13 33404 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  RSA279136  Jaumea carnosa R. F. Thorne 1974-9-13 45090 Los Angeles Santa Catalina Island: Inside Ballast Point, Catalina Harbor. 2 Comment
  CATA1409  Jepsonia malvifolia Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2559 Los Angeles Santa Catalina Island: By road, just past the Isthmus, toward West end 33 Comment
  UCR258880  Juglans californica R. G. Swinney 2010-8-16 13531 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA754229  Juglans californica var. californica Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1775 Los Angeles San Gabriel River Watershed; Sycamore canyon 384 Comment
  SFV838  Juglans californica var. californica K. A. Wilson 1961-3-12 1011 Los Angeles Santa Monica Mountains Decker Road (Los Alisos Canyon), 1 mile north of Coast Highway. 180 Comment
  UC1135933  Juglans californica var. californica A. D. Gifford 1934-4-23 152 Los Angeles 1 mi ne Cornell; Triunfo Pass Quadrangle Comment
  CATA3208  Juncus acutus subsp. leopoldii Julie L. King 2016-11-22 27 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  UC1133739  Juncus ambiguus Louis C. Wheeler 1936-6-26 367 Los Angeles Lewis Paul Canyon San Dimas Experimental Forest, Pomona Quad. 518 Comment
  UCR207991  Juncus bufonius L. C. Wheeler 1932-5-17 722 Los Angeles Western Transverse Range; Santa Monica Mtns., Garapito Creek 305 Comment
  RSA199178  Juncus bufonius var. bufonius Robert F. Thorne, D. Propst 1968-5-29 37700 Los Angeles Santa Catalina Island: Summit Reservoir 427 Comment
  RSA0091147  Juncus bufonius var. occidentalis R. G. Swinney 2011-10-10 15740 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA577431  Juncus bufonius var. occidentalis Joseph A. Ewan 1936-7-22 9794 Los Angeles Big Pines Meadow, San Gabriel Mountains. 2073 Comment
  RSA230171  Juncus bufonius var. occidentalis Robert F. Thorne 1969-7-2 38291 Los Angeles San Gabriel Mountains, Angeles National Forest: near Chilao Creek, Upper Chilao Campground 1616 Comment
  UCR205962  Juncus macrophyllus Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9605 Los Angeles Transverse Ranges; Liebre Mountains, Tapia Canyon area, ca. 2 - 3 air miles west of Hwy I-5 junction with Ridge Route Road 549 Comment
  RSA639561  Juncus mexicanus L. C. Wheeler 1967-5-18 9663 Los Angeles San Gabriel Mountains, Angeles National Forest: Placerita Canyon. 594 Comment
  UC520009  Juncus ranarius Joseph Andorfer Ewan 1932-4-30 7437 Los Angeles n end Baldwin Hills; Culver City Comment
  UCR204745  Juncus rugulosus R. G. Swinney 2005-8-9 8420 A Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR248936  Juncus rugulosus Peter Rubtzoff 1988-10-7 9959 Los Angeles San Gabriel Mountains, Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, c. 2 miles NE of entrance to Angeles National Forest, or c. 4 miles NE of junction of Osborne St. and Foothill Blvd. 479 Comment
  RSA777205  Juncus tiehmii Orlando Mistretta, Christine Mistretta 2010-5-19 5121 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  SEINET11787905  Juncus xiphioides S. M. Tracy, Evans 1887-1 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC80997  Juniperus californica Le Roy Abrams 1901-4-6 1374 Los Angeles Big Tujunga Wash Comment
  CDA710  Juniperus californica A. C. Browne 1955-10-23 s.n. Los Angeles Valyermo. 0 Comment
  CHSC26044  Juniperus californica B. Prigge 1970-12-29 113 Los Angeles 5 miles SE of Llano on county road N-4. 1158 Comment
  NY21028  Juniperus californica A. M. Ottley 1920-5-12 679 Los Angeles San Gabriel Wash. 228.6 Comment
  UCR193589  Juniperus occidentalis subsp. australis R. G. Swinney 1999-8-9 7601 Los Angeles San Gabriel Mtns., eastern end of Big Horn Ridge, SW of Mt. San Antonio 2793 Comment
  CAS-BOT-BC235753  Keckiella cordifolia Jim Shevock 1970-6-2 271 Los Angeles Santa Monica Mts. 426 Comment
  CAS-BOT-BC235756  Keckiella cordifolia Reid Moran 1941-2-26 629 Los Angeles Johnson's Valley, Santa Catalina Island Comment
  CAS-BOT-BC235768  Keckiella cordifolia Carl B. Wolf 1932-5-9 3472 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. About 1/2 way to mexican houses 60 Comment
  NY790267  Keckiella cordifolia L. Abrams 1902-6-15 2545 Los Angeles Sepulveda Canon, Santa Monica Mountains Comment
  POM50424  Keckiella cordifolia L. R. Abrams 1907-4-11 1468 Los Angeles Santa Monica Canyon Comment
  UCD123785  Keckiella cordifolia Collector Unknown 1917-6-1 s.n. Los Angeles Hollywood Bowls, near Los Angeles. Comment
  UCD123790  Keckiella cordifolia Daryl Koutnik 1978-6-3 517 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  UC604891  Kochia californica Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9475 Los Angeles 5 mi. w. Lancaster (on Antelope Valley Rd.) Comment
  RSA721717  Koeleria macrantha R. G. Swinney 1995-3-11 3386 Los Angeles Glendora, western tributary of Glencoe Heights Canyon, north of Palm Dr. and c. 100 m north of city water tank, east of Harrow Canyon 457 Comment
  RSA0104250  Kopsiopsis strobilacea Ivan M. Johnston 1917-7-4 1449 Los Angeles South slope of Baldy. 2286 Comment
  LA204719  Krascheninnikovia lanata A. M. Johnson; 1932-4-17 3964 Los Angeles N of Palmdale Comment
  RSA601553  Lactuca serriola L. C. Wheeler 1967-6-26 9909 Los Angeles San Gabriel Mountains : Placerita Canyon; ca. 1/4 mile E of highway 457 Comment
  RSA643852  Lactuca serriola Steven A. Junak 1996-9-29 SC 1 -683 Los Angeles San Clemente Island: W side of island, in Middle Ranch Canyon, ca. 0.3 mile downstream from upper road crossing. 396 Comment
  RSA11028  Lamarckia aurea C. B. Wolf 1928-3-29 1600 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA604915  Lamium amplexicaule Louis C. Wheeler 1965-4-24 8706 Los Angeles San Gabriel Mountains: Susanna Canyon, by Ed Fricke's place, off East Fork San Gabriel Canyon. Comment
  RSA602456  Landoltia punctata Scott D. White 1997-5-14 5142 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  CDA36208  Lantana montevidensis A. C. Sanders, T. B. Salvato 2009-5-19 36837 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. Working oil field with access roads and scattered pump pads. Comment
  RSA250610  Larrea tridentata Robert F. Thorne, Arthur C. Gibson, J. P. Simpson, D. J. McGillivray 1970-4-17 39477 Los Angeles Mojave Desert: Ca. 2 miles south of Highway 138, 8 miles ESE of Pearblossom on Grandview Canyon Road. 1189 Comment
  CAS-BOT-BC338144  Lasthenia californica Geo. B. Grant Apr. 8 3849 Los Angeles Avalon, Santa Catalina Id Comment
  CHSC35828  Lasthenia californica William Fugimoto 1971-4-18 15 Los Angeles 6 miles SSW of Lancaster in Antelope Valley in Mojave Desert. 762 Comment
  POM6024  Lasthenia californica L. R. Abrams 1901-4-1 1188 Los Angeles Ballona Harbor. Comment
  RSA151309  Lasthenia californica Peter H. Raven 1962-4-10 17207 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  POM361495  Lasthenia gracilis Christopher Davidson 1973-4-7 1881 Los Angeles Lucerne Valley, 33 miles from Apple Valley. 854 Comment
  UCR225775  Lasthenia microglossa Dave Silverman, Cindy Hopkins 2007-4-27 6769 Los Angeles SW Tehachapi Mountains, Tejon Ranch, 1.2 km south of Kern County line, 1.2 km due north of Oso Canyon and 1.3 km south of National Cement Plant 1053 Comment
  POM9218  Lathyrus vestitus subsp. laevicarpus P. A. Munz, R. D. Harwood 1920-3-17 3986 Los Angeles Topango Canyon, Santa Monica Mountains 152 Comment
  SD90439  Lathyrus vestitus var. vestitus Donald R. Bissing 1973-3-29 28 Los Angeles San Gabriel Mountains, Evey Canyon, on NE canyon wall in open grassy area, 1 mile from mouthof canyon 975 Comment
  UCR73400  Lavatera cretica T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5140 Los Angeles Channel Islands, San Clemente Island, beginning of Larkspur Canyon drainage, 900 feet SSE of the 924 ft. benchmark at the E end of the old airfield landing strip. 267 Comment
  UC1587714  Lavatera cretica Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5140 Los Angeles at the beginning of Larkspur Canyon drainage, 900 ft sse of the 924' BM at the e end of the old airfield landing strip San Clemente Island; , Larkspur Canyon drainage 266 Comment
  UCR149816  Layia glandulosa Scott D. White, Michael Honer 2004-3-30 9971 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UC468914  Layia glandulosa Geo. B. Grant 1904-5-5 112 -6188 Los Angeles Sierra Madre Mts., Arroyo Seco Canyon Comment
  CATA258  Layia platyglossa Mark L. Hoefs, A. Douglas Propst 1973-5-4 263 Los Angeles Santa Catalina Island: By road above and east of Emerald Cove, north slope 30 Comment
  SBBG80320  Layia platyglossa F. C. Boutin 1967-4-23 1670 Los Angeles Lemon Tank 304 Comment
  CAS-BOT-BC380219  Layia platyglossa Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island: lower end of Bullrush Cnyon 198 Comment
  CAS-BOT-BC380224  Layia platyglossa Le Roy Abrams; I. L. Wiggins 1931-7-6 376 Los Angeles Mosquito Harbor, San Clemente Island Comment
  SD86312  Layia platyglossa subsp. campestris R. Mitchel Beauchamp, M. Douglas 1972-3-24 3249 Los Angeles On grassy slope above Pyramid Cove, San Clemente Island 149 Comment
  UCR127387  Lemna valdiviana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25528 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  CAS-BOT-BC221608  Lepechinia fragrans A. Davidson No date on label 17 Los Angeles Wilsons Peak. Mt. Wilson, San Gabriel Mtns. Comment
  CAS-BOT-BC88916  Lepidium densiflorum var. densiflorum C. W. Tilforth 1970-4-9 256 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  RSA624578  Lepidium didymum L. C. Wheeler 1973-4-9 s.n. Los Angeles Millard Canyon; approx. national forest boundary Comment
  HSC6810  Lepidium flavum C. S. Apperson 1966-4-16 Los Angeles 10 mi. from Sierra Hwy. W on D Ave. Comment
  RSA584313  Lepidium fremontii Timothy S. Ross 1991-3-23 4258 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development 926 Comment
  UCSB2385  Lepidium fremontii Ralph, F. 1960-4-1 Los Angeles N. side of Calif. Hwy. 138; 9.0 miles E. of its jct. with the road to Valyermo & Big Pines; E. of Pear Blossom; 0.6 miles W. of jct. with road to Victorville; Mojave Desert Comment
  SBBG131802  Lepidium lasiocarpum S. A. Junak, B. Collins 1991-4-24 SCI 193 Los Angeles W side of W Shore Rd, at end of rd 36 Comment
  CAS-BOT-BC12471  Lepidium nitidum Marcus E. Jones 1882-2-27 3036 Los Angeles Pasadena. Comment
  LA103294  Lepidium nitidum var. nitidum Barry A. Prigge; 1986-3-19 6928 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  UC212643  Lepidium perfoliatum Marjorie Shaw, Edna Spaulding, and Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 988 Los Angeles Antelope Valley Mojave Desert Comment
  CATA1593  Lepidium strictum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2862 Los Angeles Santa Catalina Island: Toyon Bay 30 Comment
  UCR114220  Leptodactylon californicum A. C. Sanders, D. Malueg 1998-6-24 22062 Los Angeles San Gabriel Mtns., CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  RSA592696  Leptosiphon androsaceus L. C. Wheeler 1967-5-2 9264 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 381 Comment
  SBBG112781  Leptosiphon bicolor S. A. Junak 1998-4-4 SCa 532 Los Angeles Little Ripper's Cyn 73 Comment
  RSA0092162  Leptosiphon breviculus R. G. Swinney 2011-6-7 15036 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  RSA0120151  Leptosiphon breviculus R. G. Swinney 2014-4-30 16290 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
  RSA495624  Leptosiphon breviculus S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 341 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2017 Comment
  RSA0095150  Leptosiphon breviculus Mark Hotchkiss 1977-5-20 s.n. Los Angeles San Gabriel Mtns. Batchelder Range. 1310 Comment
  RSA532662  Leptosiphon breviculus T. S. Ross 1991-8-14 5771 Los Angeles Roundtop [Mtn.]. 1768 Comment
  UCSB31637  Leptosiphon breviculus Griesel, Wesley 1962-5-28 Los Angeles State Hwy. 2, near Newcombs Ranch; San Gabriel Mts. 1828 Comment
  POM364526  Leptosiphon ciliatus Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak Comment
  RSA600683  Leptosiphon parviflorus L. C. Wheeler 1936-6-6 4123 Los Angeles San Dimas Canyon near dam, San Gabriel Mountains. 457 Comment
  UCR270773  Leptosiphon parviflorus Dan S. Cooper 2016-3-15 150316- 10 Los Angeles Ridge west of Charlie Canyon, SE of Castaic Lake 429 Comment
  POM250005  Lessingia glandulifera var. glandulifera E. C. Jaeger 1938-7-1 s.n. Los Angeles Mojave Desert. Comment
  POM365315  Leymus condensatus George R. Johnstone 1931-5-18 s.n. Los Angeles Exposition Boulevard, Los Angeles. Comment
  RSA365312  Leymus condensatus Robin S. Collins 1973-5-28 330 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 1098 Comment
  POM352206  Leymus triticoides Anstruther Davidson 1890-1 s.n. Los Angeles Foothills. Comment
  UC1279996  Lilium humboldtii subsp. humboldtii Peter H. Raven with H. L. Wedberg 1957-6-15 10901 Los Angeles 0.8 mi. n. of U.S. 101A Latigo Canyon; Santa Monica Mts., Latigo Canyon Comment
  RSA707553  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Anh Nguyen 2005-6-9 1586 Los Angeles Palmer Canyon north of Claremont. 701 Comment
  UCR209421  Lilium parryi R. G. Swinney 2008-9-13 9457 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  SD90331  Limosella acaulis Robert F. Thorne, J. Dourley 1967-10-10 37340 Los Angeles San Gabriel Mts., Angeles National Forest: Jackson Lake, west end 1867 Comment
  CAS-BOT-BC226765  Linanthus californicus V. June Wetherell; C. F. Quibell 1960-4-29 242 Los Angeles Angeles National Forest, along road to Crystal Lake Recreation Area Comment
  LA200751  Linanthus californicus Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  POM65947  Linanthus dianthiflorus subsp. dianthiflorus C. F. Baker 1904-3-18 4060 Los Angeles Claremont. 365 Comment
  RSA222105  Linanthus dianthiflorus subsp. dianthiflorus Arthur C. Gibson 1971-3-12 2001 Los Angeles In wash beside R.S.A.B.G., Claremont. Comment
  UCD118540  Linanthus dichotomus Steve Boyd 1986-3-31 1570 Los Angeles Mojave Desert: Highway 18 about 1 mile E of junction with Highway 138, NE of Pinyon Hills. Comment
  SBBG127069  Linanthus dichotomus subsp. dichotomus A. Parikh, N. Gale 2011-6-14 3465 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1205 Comment
  RSA757663  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-14 2446 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  UC52364  Linanthus liniflorus H. M. Hall 1902-5-3 Los Angeles near Elizabeth Lake Comment
  RSA0014785  Linanthus liniflorus Robert L. Dressler 1949-6-18 878 Los Angeles Johnstone Peak, San Gabriel Mts. 853 Comment
  UC572421  Linanthus parryae A. D. Gifford 1935-4-27 634 Los Angeles 3 1/2 mi N of Manzana 853 Comment
  UC718469  Linanthus parryae Carl B. Wolf 1937-4-28 8518 Los Angeles 4 1/2 mi S of Lancaster (Antelope Valley); Mohave Desert, western 716 Comment
  UC449830  Linanthus parviflorus I. J. Condit Los Angeles San Dimas Comment
  RSA586687  Linanthus pungens Orlando Mistretta, Mark Elvin 1995-6-20 1788 Los Angeles San Gabriel Mountains: Bare Mountain Canyon, head of drainage, E of Pacifico Mtn, at end of Forest Rd. 3N7E. 2073 Comment
  UCR260387  Lithophragma R. G. Swinney 2010-6-21 13289 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  POM6851  Lithophragma affine subsp. mixtum P. A. Munz, L. T. Street, G. Williams 1919-4-5 2426 Los Angeles Puddingstone Canyon, near San Dimas. 274 Comment
  RSA439332  Lobelia dunnii var. serrata Fordyce Grinnell Jr. 1910-07 3661 Los Angeles Switzer's Camp, San Gabriel Mountains Comment
  UCR194358  Lobelia dunnii var. serrata R. G. Swinney 1998-8-30 6859 Los Angeles San Gabriel Mtns., south fork of Dry Lake Canyon, a western tributary of San Antonio Canyon 994 Comment
  UCD115904  Lobularia maritima Rudolf Schmid 1962-5-3 s.n. Los Angeles Along side road to Chantry Flats, Angeles National Forest. Comment
  UCR150467  Loeseliastrum matthewsii R. G. Swinney 1999-6-21 7371 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  UCR94700  Logfia depressa A. C. Sanders, E. J. Lott 1993-5-6 13982 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  POM356982  Lolium temulentum Grethe Moskedahl 1923-04 s.n. Los Angeles Bandini Station Comment
  SD241722  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Santa Clarita Valley: Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon, in Charlie Canyon, survey area 69 (Newhall 7.5'Q) 395 Comment
  RSA167655  Lomatium dasycarpum subsp. dasycarpum P. H. Raven, Robert F. Thorne 1964-5-7 19022 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA588898  Lomatium dasycarpum subsp. dasycarpum T. S. Ross, Steve D. Boyd 1990-5-15 2543 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
  SBBG59722  Lomatium lucidum M. N. Ackley -Feb-1928 1113 Los Angeles Eagle Rock 304 Comment
  UCR269951  Lomatium nevadense R. G. Swinney 2010-6-1 13100 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  UC1400393  Lomatium nevadense var. parishii Robert F. Thorne 1973-5-11 43517 Los Angeles N of Shoemaker Canyon between Mile High and Valyermo Sam Gabriel Mountains 1341 Comment
  RSA0105339  Lomatium nevadense var. parishii R. F. Thorne 1973-5-11 43517 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  POM128321  Lonicera hispidula var. vacillans F. M. Reed 1909-7-3 2832 Los Angeles Santa Catalina Island; canyon above golf links at Avalon. Comment
  RSA3550  Lonicera hispidula var. vacillans C. B. Wolf 1932-5-9 3494 Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  UC889500  Lonicera hispidula var. vacillans John I. Carlson 1915-6-13 Los Angeles Avalon Santa Catalina Island Comment
  RSA588960  Lonicera subspicata var. denudata Orlando Mistretta 1994-6-8 1340 Los Angeles Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1158 Comment
  UC1125306  Lonicera subspicata var. denudata A. D. Gifford 1935-4-19 552 Los Angeles 6 1/2 mi nne Redrock Mtn.; Tejon Quadrangle Comment
  SD113500  Lonicera subspicata var. subspicata Darley F. Howe 1953-5-2 2276 Los Angeles Santa Catalina Island; Wain Canyon. Comment
Read comments
Jun 10 2014
  SEINET10450465  Lotus argophyllus David B. Dunn 1955-5-6 Dunn 11858 Los Angeles Collected in stoddard canyon below the fork in rd in san antonion canyon. About 1.25 Yrs after the fire went thruogh striping the chaparral out. A few of the Sycamoures had a marrow strip of camvium survive on the downcanyon side. Live Oaks resprouting from many branches. Shrubs stump sprouting and an abundance of Herbaceous specious. Comment
  RSA406755  Lotus argophyllus subsp. ornithopus C. B. Liter, James A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. Back of Avalon. 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
  UC557698  Lotus argophyllus var. argenteus Nell Murbarger 1936-4-1 166 Los Angeles w side San Clemente Island Comment
  RSA515122  Lotus dendroideus var. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 805 -5 Los Angeles San Clemente Island. Waynuk Canyon, W slope of island. Comment
  UCR131437  Lotus heermannii Alison Lipman 1998-4-24 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
  RSA188531  Lotus heermannii var. heermannii R. F. Thorne 1965-8-26 35395 Los Angeles San Gabriel Mts.: Angeles National Forest, Camp Lupine near Prairie Fork. 2012 Comment
  RSA40658  Lotus heermannii var. heermannii M. B. Dunkle 1933-7-11 3659 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  UCR126562  Lotus humistratus A. C. Sanders, Andy Thomson 2003-4-15 25986 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  RSA586641  Lotus humistratus Orlando Mistretta 1995-6-1 1767 Los Angeles San Gabriel Mountains. Carr Canyon. 1098 Comment
  RSA771560  Lotus nevadensis R. G. Swinney 2009-5-28 10943 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR223697  Lotus nevadensis R. G. Swinney 2009-6-24 11243 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA680196  Lotus nevadensis var. davidsonii Valerie L. Soza, Naomi Fraga 2003-6-13 1671 Los Angeles Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06. 2530 Comment
  RSA682117  Lotus nevadensis var. davidsonii Valerie L. Soza, Bill Hogshead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  RSA406209  Lotus oblongifolius var. oblongifolius L. C. Wheeler 1931-8-27 28 Los Angeles San Dimas Canyon 381 Comment
  RSA588156  Lotus oblongifolius var. oblongifolius Orlando Mistretta 1994-5-23 1244 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  RSA406431  Lotus purshianus var. purshianus M. B. Dunkle 1933-7-11 3657 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  UC1537090  Lotus salsuginosus Gordon H. True Jr. 1935-5-16 292 Los Angeles Bouquet Canyon, near mouth of canyon Bouquet Canyon 457 Comment
  UCR126756  Lotus salsuginosus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 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
  UCR258732  Lotus salsuginosus R. G. Swinney 2010-3-16 11921 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
  UCR51976  Lotus salsuginosus Steve Boyd, T. S. Elias 1987-4-14 2066 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  POM244877  Lotus salsuginosus F. R. Fosberg 1931-3-27 S- 4415 Los Angeles Pebble Beach Road, Santa Catalina Island. 5 Comment
  RSA596451  Lotus salsuginosus var. salsuginosus R. G. Swinney 1969-12-5 417 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. 0.6 mi. N of Sierra Madre Ave. on N Pennsylvania Ave. 365 Comment
  RSA406803  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-4-1 S- 4443 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA596981  Lotus scoparius Steve Boyd, Lauren Raz 1996-9-24 8955 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  RSA0082564  Lotus scoparius subsp. scoparius R. G. Swinney 2010-3-10 11819 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA732847  Lotus scoparius var. brevialatus R. G. Swinney 2001-5-18 7935 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  POM19154  Lotus scoparius var. brevialatus P. A. Munz 1923-5-27 6887 Los Angeles Mt. Wilson Comment
  UCR188656  Lotus strigosus R. G. Swinney 1990-3-23 1539 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA225734  Lotus strigosus R. F. Thorne 1971-5-22 39740 Los Angeles Fish Canyon. 305 Comment
  RSA307849  Lotus strigosus H. J. Ramsey 1938-3-27 2725 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA563504  Lotus strigosus T. S. Ross 1993-5-13 7134 Los Angeles Forest Service firebreak between Whitney Canyon and Los Pinetos Canyon, NNW of 3151-ft ridgetop knoll. 909 Comment
  SEINET10484478  Lotus strigosus Noel H. Holmgren, Patricia K. Holmgren 1974-4-5 Holmgren 7628 Los Angeles N foothills of the san gabriel mtns, portal ridge, 13 airline mi w of lancaster. T7n, r14w, sec 33. Sandy hills vegetated mostly by eriogonum fasciculatum; Common on open slope. 1067 Comment
  RSA251478  Lotus strigosus var. strigosus R. F. Thorne 1973-4-11 42798 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 427 Comment
  UCR209433  Lotus wrangelianus Dan S. Cooper 2009-2-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  UCR125149  Ludwigia A. C. Sanders, Mark Elvin 2002-6-25 25286 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  RSA607709  Ludwigia peploides subsp. peploides Scott D. White 1997-11-5 6014 Los Angeles Malibu Coast: Mouth of Trancas Cyn., north of Pacific Coast Hwy. 8 Comment
  RSA748442  Lupinus Orlando Mistretta 1992-8-20 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt. Gleason. Tujunga Ranger District. Comment
  RSA406998  Lupinus albifrons var. eminens Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  UCR57214  Lupinus albifrons var. eminens R. G. Swinney 1989-6-23 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Glendora Wilderness Park, N end of Big Dalton Dam 518 Comment
Read comments
May 13 2010
  RSA191027  Lupinus bicolor R. F. Thorne 1963-5-5 32325 a Los Angeles Open, burned-over ridge top, Cobal Canyon, foothills of San Gabriel Mts. 4 mi. North of Claremont 518 Comment
  SD116300  Lupinus bicolor David B. Dunn 1946-4-19 2120 Los Angeles Arid valley approaching the Mojave along the Newhall to Palmdale Hwy 6 near Acton 609 Comment
  UCR115800  Lupinus bicolor George K. Helmkamp 1997-3-6 1345 Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  UCR126249  Lupinus bicolor A. C. Sanders 2003-3-14 25782 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR126559  Lupinus bicolor A. C. Sanders, Andy Thomson 2003-4-15 26000 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UC1183622  Lupinus bicolor Dave Dunn 1941-3-29 954 Los Angeles Las Lomas Road near Foothill Blvd. near Verne; near LaVerne Comment
  SEINET4035700  Lupinus bicolor var. microphyllus D. B. Dunn 1947-1 2949 Los Angeles route from Newhall to Palmdale, Action Junction on northwest side of highway, in open field. Comment
  RSA407122  Lupinus chamissonis Ora M. Clark 1928-12-23 1376 Los Angeles Venice Comment
  SEINET3418169 Image available Lupinus chamissonis Edith A. Purer 1935-5-12 6597 Los Angeles El Segundo, Partially stabilized sand dunes, El Segundo, Los Angeles County, California. Comment
  CHSC95545  Lupinus concinnus LeRoy Gross 2005-4-28 2143 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  SBBG78227  Lupinus concinnus F. R. Fosberg 1931-3-27 4413 Los Angeles Hamilton Cyn, North Wall 120 Comment
  RSA710783  Lupinus concinnus LeRoy Gross 2005-4-28 2143 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. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  SD69559  Lupinus concinnus Robert F. Thorne 1966-4-28 36191 Los Angeles Santa Catalina Island; near Hay Press Reservoir. 410 Comment
  UCR193431  Lupinus concinnus subsp. orcuttii Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, Santa Clara Riverbed, 1 km west of Sand Canyon Rd., Santa Clarita 460 Comment
  SBBG118700  Lupinus excubitus O. Mistretta 1993-6-2 869 Los Angeles Vincent Gulch Mine 2100 Comment
  SBBG69067  Lupinus excubitus R. Hoffmann 1931-4-28 Los Angeles W end of Bouquet Cyn Comment
  SBBG69073  Lupinus excubitus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SEINET4035773  Lupinus excubitus R. Moran 1941-1 704 Los Angeles Mouth of Hermit Gulch, Santa Catalina Island. 50 Comment
  RSA0073382  Lupinus excubitus subsp. austromontanus Mitch Provance, Callen Huff 2009-4-28 10720 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  CAS-BOT-BC215337  Lupinus excubitus var. excubitus W. R. Dudley; F. H. Lamb 1896-6-9 4416 Los Angeles Elizabeth Lake Canon [Canyon], Liebre Mountains Comment
  RSA0101379  Lupinus excubitus var. hallii Scott D. White 1998-6-4 6651 Los Angeles Castaic Lake Area: Grasshopper Cyn. watershed, between 1-5Fwy./Old Ridge Route and the Lake. Proposed North Lake Planned Community. 427 Comment
  RSA529143  Lupinus excubitus var. johnstonii T. S. Ross 1991-7-24 5636 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  POM23930  Lupinus formosus var. formosus George B. Grant 1906-1 s.n. Los Angeles Summit of Mt. Wilson. 1829 Comment
  RSA608068  Lupinus hirsutissimus L. C. Wheeler 1931-3-1 s.n. Los Angeles Base of San Gabriel Mountains: Mouth of San Dimas [Canyon]. Comment
  SBBG113041  Lupinus hirsutissimus S. A. Junak with K. Kirkland 1998-4-30 SCa 561 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  UCR259973  Lupinus hirsutissimus R. G. Swinney 2010-4-28 12441 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
  SBBG69136  Lupinus latifolius subsp. parishii V. Duran 1933-7-21 3523 Los Angeles Buckhorn 1981 Comment
  UC1871024  Lupinus latifolius subsp. parishii T. S. Ross 1993-5-13 7108 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western SAN GABRIEL MOUNTAINS: May Canyon Saddle at the northwest base of May Peak; San Fernando 7.5' USGS quad; R15W T3N, NE/4 SE/4 SE/4 section 10; ca. 3660 feet elevation. 1116 Comment
  UC1713512  Lupinus longifolius J. H. Barber 1897-4 44 Los Angeles Santa Monica Exp. Sta. Comment
  RSA0016986  Lupinus longifolius I. M. Johnston 1917-5-13 1965 Los Angeles El Monte 137 Comment
  SEINET10485627  Lupinus longifolius Robert F. Thorne, Robert A. Gibson 1971-5-22 Thorne 39704 Los Angeles San gabriel mtns. Angeles national forest. Mouth of fish canyon. In sandy Open area in coastal sage scrub; shrub ca 1 in tall. Flowers purplish. 244 Comment
  SEINET11071979 Image available Lupinus longifolius C. B. Wolf 1931-5-14 2053 Los Angeles along Beverly Blvd., west of the Los Angeles Botanic Garden. Upper Sonoran 122 Comment
  RSA350742  Lupinus moranii Reid V. Moran 1941-2-18 587 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  UCR178180  Lupinus peirsonii LeRoy Gross, Michael Denslow 2003-6-4 998 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  UCR152880  Lupinus sparsiflorus A. C. Sanders, Helen Kennedy 2005-4-13 29422 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UC54914  Lupinus sparsiflorus Ernest Braunton Feb. 1903 816 Los Angeles Elysian Hills Comment
  CHSC23689  Lupinus succulentus L. M. Mayer 1974-4-10 147 Los Angeles N side of Bouquet Cyn Rd; ca. 1/4 mi ne of intersection with Vasquez Cyn. Rd. Comment
  LA33937  Lupinus succulentus Henry J. Thompson; 1959-4-12 1931 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 304 Comment
  SEINET10490987  Lupinus succulentus var. succulentus Thorne 1965-5-12 THORNE 34609 Los Angeles Flowers purple-blue; open grassy areas on clay among openings in oak woodlands; Bulrush canyon, santa catalina island; with lupinus bicolor microphyllus, Orthocarpus purpurescens, vicia exigua, etc. 244 Comment
  SD84830  Lupinus truncatus Reid Moran 1941-2-18 588 Los Angeles San Clemente Island; Middle Ranch Creek. 29 Comment
  UC138039  Lupinus truncatus C. F. Baker 1904-4-15 4192 Los Angeles Claremont Comment
  UCR126612  Lupinus truncatus A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26049 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  UCR50689  Lupinus truncatus Lyman Benson 1945-5-11 11705 Los Angeles San Gabriel Mountains, Canyon below Johnson's Pasture, above Claremont 549 Comment
  SEINET10884636  Lycopersicon esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2586 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  RSA628363  Lyonothamnus floribundus subsp. aspleniifolius Steven A. Junak 1997-8-28 SCI- 959 Los Angeles San Clemente Island: E escarpment of island, above first canyon N of Knob Canyon, near UTM 11 0370950E 3634300N 250 Comment
  RSA77095  Lyonothamnus floribundus subsp. aspleniifolius F. W. Peirson 1923-4-10 3454 Los Angeles North slope canyon about 10 miles southeast of Wilson's Cove, San Clemente Island. Comment
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Jan 12 2015
  RSA578199  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8182 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 260m S of 940-ft peak; midway, and on E side of easternmost blue-line drainage to Goat Harbor. 264 Comment
  RSA578213  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8192 Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 95 Comment
  SD53070  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-22 17833 Los Angeles Santa Catalina Island, first canyon west of Lions Head Point 75 Comment
  UC124596  Lyonothamnus floribundus subsp. floribundus H. M. Hall 1908-6-15 8277 Los Angeles along sides Swain's Canyon (lowest grove); Santa Catalina Island Comment
  RSA0011275  Lythrum hyssopifolia Valerie L. Soza 1998-5-3 97 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 412 Comment
  SBBG117016  Madia exigua S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1546 Los Angeles Cottonwood Cyn, along Cottonwood-Blackjack Rd, ca. 1.6 mi WSW of Blackjack Pk 304 Comment
  SD28054  Madia exigua Carl B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island, West Side of 4th of July Cove 29 Comment
  RSA604006  Mahonia dictyota L. C. Wheeler 1936-6-23 4178 Los Angeles San Dimas Canyon, San Gabriel Mountains. 701 Comment
  CATA1306  Malacothamnus fasciculatus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2397 Los Angeles Santa Catalina Island: By road, middle of Cape Canyon 243 Comment
  POM156515  Malacothamnus fasciculatus L. R. Abrams 1902-7-5 2656 Los Angeles Near the power house, San Gabriel Canyon. Comment
  RSA0040258  Malacothamnus fasciculatus Anstruther Davidson 1890-4-10 s.n. Los Angeles Foothills Cahuenga, Los Angeles. Comment
  CAS-BOT-BC206372  Malacothamnus fremontii Timothy S. Ross; Steve Boyd 1990-6-18 3498 Los Angeles 1500 m due N of Jackson Lake, betwen the Boulder Canyon and Mescal Creek drainages, Ball Flat - San Gabriel Mountains 1767 Comment
  RSA659878  Malacothamnus fremontii Orlando Mistretta 1992-8-20 771 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA573467  Malacothrix clevelandii Timothy S. Ross 1992-5-8 6295 Los Angeles San Gabriel Mountains: San Antonio Canyon; upper N side of Hog Back. 1183 Comment
  SBBG121833  Malacothrix clevelandii A. Parikh, N. Gale 2005-6-17 785 Los Angeles Portal Ridge, 1.6 km NNE of intersection of N2/Johnson Rd, 2.1 km E of intersection of N2/Munz Ranch Rd 1135 Comment
  SD91996  Malacothrix foliosa subsp. foliosa Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-24 B 22699 Los Angeles San Clemente Island, China Canyon. 74 Comment
  SBBG44741  Malacothrix glabrata Leota Davidson 1965-5-9 125 a Los Angeles ca. 6-10 mi E of Littlerock Comment
  UCR205707  Malacothrix saxatilis A. C. Sanders, T. B. Salvato 2009-5-18 36804 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  CHSC105208  Malacothrix saxatilis var. saxatilis Mary MacArthur 1967-8-22 118 Los Angeles Ca. 2 mi from Hwy 101 along right side of Latigo Canyon Road, Santa Monica Mts. from Malabou. 152 Comment
  CAS-BOT-BC347952  Malacothrix saxatilis var. tenuifolia Alice Eastwood 1919-7-4 9281 Los Angeles Santa Monica Canyon, Los Angeles Comment
  UC579421  Malacothrix saxatilis var. tenuifolia A. D. Gifford 1934-5-8 204 Los Angeles 3.2 mi wnw Castro Peak; Triunfo Pass Quad., Santa Monica Mountains 457 Comment
  RSA486473  Malosma laurina Richard Noyes 1988-7-30 597 Los Angeles Claremont. foothills of the San Gabriel Mountains. Burbank Canyon, NW of Thompson Creek Dam 500 Comment
  UCR223728  Malosma laurina R. G. Swinney 2009-6-12 11151 Los Angeles Transverse Range; San Gabriel Mtns., El Encanto Azusa River Wilderness Park 296 Comment
  POM62150  Malva nicaeensis Roxana Stinchfield 1916-6-15 272 Los Angeles House yard - College City. Comment
  SBBG38759  Malva parviflora M. B. Dunkle 1939-4-6 7293 Los Angeles Mosquito Harbor Comment
  UCR259265  Malva parviflora R. G. Swinney 2010-5-4 12525 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  CAS-BOT-BC123661  Malvastrum gabrielense Frank Warrington Peirson 1929-1-1 774 Los Angeles San Gabriel Mts. Aliso Creek. Arraster. 1097 Comment
  CAS-BOT-BC518704  Manihot grahamii R. G. Swinney 2010-6-11 13248 Los Angeles San Gabriel Mountains: Azusa/Duarte, walking path under the Puente Largo RR bridge, main channel of San Gabriel River Wash, 0.5 mi N of Foothill Blvd. 184 Comment
  SD251719  Marah fabacea M. B. Dunkle 1939-4-4 7251 Los Angeles San Clemente Island, Chenetti Canyon Comment
  LA200401  Marah macrocarpa J. A. Ewan; 1931-3-3 4051 Los Angeles 304 Comment
  LA35299  Marah macrocarpa Mary V. Hood; 1944-5-7 44 47 k Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, near Tapia Park 152 Comment
  RSA0080387  Marah macrocarpa R. G. Swinney 2010-5-7 12589 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  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
  UCR91796  Marah macrocarpa Scott D. White 1995-2-7 2515 Los Angeles San Gabriel Mtns., Picnic area, Lopez Cyn. Rd. +-2 mi north of Foothill Boulevard 488 Comment
  RSA592469  Marah macrocarpa Mark Hoefs 1973-3-13 59 Los Angeles Upper Avalon Canyon, by water tank above Wrigley Memorial, north exp. 274 Comment
  UCSB9126  Marah macrocarpa McElwain, Isabelle 1953-3-29 Los Angeles 1/4 mile north of 18000 Bull Canyon Rd., Granada Hills Comment
  RSA582440  Marrubium vulgare Louis C. Wheeler 1931-4-6 s.n. Los Angeles 2 mi. N of Claremont. 412 Comment
  RSA658521  Marrubium vulgare Diane Elliott 1985-4-19 6 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  CAS-BOT-BC422739  Meconella denticulata Mrs. Brandegee 1889-5-1 s.n. Los Angeles Pasadena Comment
  POM11217  Meconella denticulata George B. Grant 1898-3-4 s.n. Los Angeles San Gabriel Canyon Comment
  RSA445541  Meconella denticulata E. S. Spalding 1926-2-20 s.n. Los Angeles Fish Canyon. Comment
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Jan 11 2007
  RSA646976  Meconella denticulata LeRoy Gross 2000-4-22 172 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  SD215541  Medicago lupulina Steve Boyd, Lauren Raz 1996-10-29 9110 Los Angeles Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon 1317 Comment
  RSA592891  Medicago minima L. C. Wheeler 1967-4-30 9230 Los Angeles Limekiln Canyon 564 Comment
  SBBG133373  Medicago polymorpha J. Lambert, S. McDonough 2005-4-6 Bot 53 -05 Los Angeles Swat 2 near roadside 16 Comment
  SD251735  Medicago polymorpha M. B. Dunkle 1939-4-6 7327 Los Angeles San Clemente Island; Mosquito Ridge. Comment
  RSA652796  Medicago sativa Jim Reutzel 1994-5-15 42 Los Angeles Beside the drainage ditch in northwestern most parking lot, north of cow stables, west of architecture building, and handicapped/medical parking spaces. Cal Poly Pomona. Comment
  UCR86820  Melaleuca armillaris Scott D. White 1995-4-27 2942 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA585436  Melica imperfecta Timothy S. Ross 1990-5-31 2730 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA653831  Melica imperfecta Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 801 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  RSA729959  Melica imperfecta R. G. Swinney, D. W. Larson 1999-6-25 7406 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  RSA773282  Melica imperfecta R. G. Swinney 2009-5-20 10814 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  SBBG105559  Melica imperfecta T. Ross, S. Boyd 1994-5-25 7936 Los Angeles Necktie Basin, W of Warm Springs Mtn summit 1060 Comment
  UC148002  Melica imperfecta C. F. Baker 1909-4-20 5280 Los Angeles Claremont Comment
  RSA623743  Melica imperfecta K. Scott 1921-2-8 s.n. Los Angeles College Hill Comment
  UC285001  Melica stricta P. A. Munz 1923-5-25 6805 Los Angeles Big Rock Creek; San Gabriel Mts. 1280 Comment
  CATA958  Melilotus albus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1823 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  RSA599692  Melilotus indicus L. C. Wheeler 1936-6-12 4149 Los Angeles Monroe Canyon, San Gabriel Mountains. 549 Comment
  POM348183  Melilotus indicus E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  LA33783  Mentha arvensis Peter H. Raven; Henry J. Thompson 1959-10-25 14710 Los Angeles 91 Comment
  SBBG69330  Mentzelia affinis R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  RSA69708  Mentzelia albicaulis F. W. Peirson 1932-4-17 9853 Los Angeles Below the Lovejoy Dam, Lovejoy Buttes, Mojave Desert. 762 Comment
  RSA0019774  Mentzelia congesta Orlando Mistretta, Christine Mistretta 2011-6-23 5756 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  JEPS42753  Mentzelia dispersa Frank W. Peirson 1921-6-14 2466 Los Angeles San Gabriel Mountains, Trail Fork San Gabriel River Canyon 975 Comment
  UCD117363  Mentzelia laevicaulis R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  RSA440477  Mentzelia lindleyi Richard C. Barkelew 1929-4-21 s.n. Los Angeles Mulholland Hy. Comment
  RSA279067  Mentzelia micrantha Robert F. Thorne, C. W. Tilforth 1971-4-9 41533 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  RSA599710  Mentzelia micrantha Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9459 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
  UCR220382  Mentzelia micrantha R. G. Swinney 2009-4-16 10354 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UCR139480  Mentzelia montana Anstruther Davidson, H. E. Hasse 1906-6-1 1626 Los Angeles San Gabriel Mtns./Mojave Desert, Big Rock Creek 1982 Comment
  RSA524170  Mentzelia montana Tim S. Ross, Steve Boyd 1990-6-6 2877 Los Angeles Piru Pond: Los Padres National Forest. 645 Comment
  RSA0065557  Mentzelia pectinata Gary Guntle 1971-5-16 s.n. Los Angeles Quartz Hill, corner of 40th Street W and Avenue L. Comment
  UCR223824  Mentzelia veatchiana R. G. Swinney 2009-6-17 11166 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  RSA402630  Mesembryanthemum nodiflorum F. R. Fosberg 1931-5-22 S- 4828 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  UCR213525  Mesembryanthemum nodiflorum A. C. Sanders 2010-5-7 38332 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 3 Comment
  UCR152484  Metrosideros kermadecensis A. C. Sanders, Lee Jones 2005-4-8 29364 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA393755  Micropus californicus var. californicus L. C. Wheeler 1934-4-17 2529 Los Angeles San Gabriel Mountains, Palmer Canyon 510 Comment
  RSA251531  Microseris douglasii subsp. douglasii R. F. Thorne 1973-4-11 42789 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 457 Comment
  POM363449  Microseris lindleyi Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA555348  Microseris lindleyi D. Charlton 1991-5-21 5232 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Narrow north facing canyon. 1037 Comment
  UCR124607  Microseris lindleyi I. W. Clokey, B. C. Templeton 1929-1 4446 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  PASA329  Microseris linearifolia Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  UCR191717  Microseris sylvatica A. C. Sanders 2008-4-11 34872 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  LA51935  Mimulus aurantiacus A. M. Johnson; 1932-4-4 3931 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  UCR177762  Mimulus aurantiacus LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1078 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  SDSU21059  Mimulus aurantiacus var. pubescens Ian Cain, Ryan Gilmore 2010-6-3 1495 Los Angeles Angeles National Forest, San Gabrial Mountains. Along Angeles Forest Highway, 390 meters south of intersection with Aliso Canyon Road 1291 Comment
  UC943858  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1913 C Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  RSA233625  Mimulus aurantiacus var. puniceus Robert F. Thorne 1970-3-5 39363 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
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Mar 25 2017
  RSA439241  Mimulus brevipes Thekla Mohr 1897-05 3432 Los Angeles Eaton Canyon. Comment
  RSA783243  Mimulus brevipes J. D. Olmsted 1958-5-1 121 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus. 366 Comment
  SEINET4044573  Mimulus brevipes D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Long-grade Canyon. 213 Comment
  UCR259608  Mimulus floribundus R. G. Swinney 2010-9-7 13689 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA228980  Mimulus floribundus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38862 Los Angeles San Gabriel Mountains, Angeles National Forest: slope above Angeles Crest Highway at headwater of South Fork Big Rock Creek, ca. 1.7 miles south of Dawson Saddle 2317 Comment
  LA201865  Mimulus guttatus Arthur C. Gibson; 2003-6-3 4960 Los Angeles 426 Comment
  RSA729523  Mimulus guttatus R. G. Swinney 1998-8-6 6688 Los Angeles Falls Gulch, waterfall 100m above confluence with upper East Fork San Gabriel River. 1037 Comment
  SBBG79181  Mimulus guttatus F. R. Fosberg 1932-5-7 8146 Los Angeles Grand Cyn, foot of upper falls 100 Comment
  RSA0035198  Mimulus longiflorus Marianne Marshall 1981-4-26 8 Los Angeles East Fork Rd., San Gabriel Cyn., across road from gate leading to fire stn. Comment
  UCR270902  Mimulus moschatus R. G. Swinney 2011-8-17 15643 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  SBBG127060  Mimulus parishii A. Parikh, N. Gale 2011-6-10 3443 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1170 Comment
  RSA681045  Mimulus pilosus Scott D. White 2003-6-2 9443 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  RSA777361  Mimulus pilosus Orlando Mistretta, Christine Mistretta 2010-5-19 5114 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  CAS-BOT-BC388669  Minuartia douglasii Timothy S. Ross; Steve Boyd 1994-6-23 8069 Los Angeles Liebre Mountains. Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1597 Comment
  RSA763140  Minuartia douglasii Justin M. Wood 2010-5-10 1564 Los Angeles Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  RSA158308  Minuartia douglasii P. H. Raven 1962-5-10 17718 Los Angeles Near head of canyon north of Thirst (south side), San Clemente Island. 427 Comment
  UCR223269  Mirabilis jalapa R. G. Swinney 2009-8-19 11453 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, 50 m north of rental cabins 366 Comment
  UCR222825  Mirabilis laevis R. G. Swinney 2009-4-29 10600 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  CAS-BOT-BC434629  Mirabilis laevis var. crassifolia Alice Eastwood 1917-7-20 6443 Los Angeles Santa Catalina Island Comment
  LA200672  Mirabilis laevis var. crassifolia Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles 228 Comment
  UC1136578  Mirabilis laevis var. villosa N. French 1934-5-11 352 Los Angeles 1 mi NE of Ravenna 914 Comment
  UCR149534  Monardella R. G. Swinney 1997-6-25 5646 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail, c. 1.3 mi. SE of Hwy 2 2256 Comment
  UC284648  Monardella australis subsp. cinerea I. Johnston 1917-7-4 1422 Los Angeles s slope Baldy 1828 Comment
  SEINET11340575  Monardella breweri Unknown 2011-10-10 15737 Los Angeles San Gabriel Mountains Comment
  UCLA63055  Monardella cinerea Mrs. H. E. Wilder 1905-8-1 1928 Los Angeles near summit Mt. San Antonio Comment
  RSA408587  Monardella lanceolata G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  RSA401613  Monardella linoides subsp. stricta L. E. Hoffman 1932-7-4 s.n. Los Angeles Big Pines Park, Swarthout Canyon. Comment
  LA84412  Monardella saxicola Rimo Bacigalupi; Reino Alava 1958-7-20 6419 Los Angeles San Gabriel Mountains, Angeles National Forest, N face of Kratka Ridge, upper slopes of Little Rock Creek Canyon, about 1 mi. W of Cedar Spring, Angeles Crest Highway 2072 Comment
  CDA35808  Morus alba R. G. Swinney 2009-3-12 10103 Los Angeles San Gabriel Mtns. Foothills; Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. Comment
  UCR179663  Morus alba R. G. Swinney 1992-4-16 1721 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 0.7 mi. east of Glendora Mtn. Rd., north of stream 366 Comment
  POM2173  Mucronea californica W. R. Shaw 1900-6-10 s.n. Los Angeles Claremont. Comment
  RSA648051  Muhlenbergia californica Orlando Mistretta, R. T. Hawke 1995-11-8 1952 Los Angeles San Gabriel Mountains. Comment
  UCR190012  Muhlenbergia californica R. G. Swinney 1998-7-30 6595 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  UCR190117  Muhlenbergia californica R. G. Swinney 1998-8-21 6778 Los Angeles San Gabriel Mtns., Cow Canyon, upper NE fork, north of Cow Canyon Rd., c. 0.7 mi. NW of Cow Canyon Saddle 1402 Comment
  CATA1863  Muhlenbergia microsperma Denise Kraus, Lisa Stratton 2000-6-1 43 Los Angeles Santa Catalina Island: Outside Goat Harbor burn area. On ridge just above Little Gibraltar, approximately 0.13 mile from it 91 Comment
  UC1109366  Muhlenbergia microsperma Peter H. Raven 1962-5-8 17603 Los Angeles on steep walls second canyon s Seal Cove (San Clemente Island); San Clemente Island 30 Comment
  UCR209272  Muhlenbergia rigens R. G. Swinney 2008-10-7 9481 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA0102544  Muilla maritima Richard G. Swinney 2011-6-7 15104 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA655749  Muilla maritima James Henrickson 2000-4-15 2068 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  RSA675819  Muilla maritima LeRoy Gross 2003-3-7 772 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  SD181789  Muilla maritima Valerie Soza, Kent Hughes 1999-6-17 554 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  UCR276803  Muilla maritima R. G. Swinney 2010-5-21 12900 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
  RSA660253  Muilla maritima Orlando Mistretta, Peter L. Morrell 1992-6-4 501 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SEINET3887498  Muilla maritima Tim Ross 1992-5-17 6354 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River, 164 degrees SSE, ca 555 m distant from the mouth of Shoemaker Canyon.; 0 658 Comment
  CAS-BOT-BC327743  Munzothamnus blairii Peter H. Raven 1962-7-11 17992 Los Angeles San Clemente Island. N of station Nanny, NE of Lemon Tank, about half way down. Comment
  RSA0084952  Nassella cernua R. G. Swinney 2010-5-4 12496 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA584629  Nassella cernua Timothy S. Ross, Janet Takara, Stacey Otte 1993-4-24 6950 Los Angeles Santa Catalina Island: W end of island beyond isthmus, on main east-west ridgetop, ca 615 meters E of Granite Triangulation Point and 620 meters WNW of Oak Triangulation Point. 488 Comment
  SBBG14260  Nassella cernua M. A. Piehl 1962-6-9 62366 Los Angeles Thirst 597 Comment
  UC821968  Nassella cernua L. W. Nuttall 1920-1 115 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC259919  Nassella lepida Geo. B. Grant 1904-3-31 3595 Los Angeles Pasadena Comment
  LA9447  Nassella lepida Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA654581  Nassella lepida Ron Martinolich 1991-5-14 76 Los Angeles Los Angeles, Muholland Drive, 1.7 mi. west of intersection with Encino Hills Dr. Comment
  UCD87662  Nassella pulchra Peter H. Raven; Henry J. Thompson 1960-4-24 15125 Los Angeles Santa Monica Mountains. 2 miles east of Decker Road on Mulholland Highway. 609 Comment
  UCR252745  Nasturtium officinale R. G. Swinney 2010-9-1 13649 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA584344  Nemacladus sigmoideus T. S. Ross, J. Mark Porter 1994-5-1 7582 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  POM8921  Nemophila maculata P. A. Munz 1921-3-25 4479 Los Angeles Claremont. Comment
  POM3534  Nemophila menziesii O. W. Robinson 1916-3-16 s.n. Los Angeles Wash near Greek Theater, Claremont, Comment
  RSA599257  Nemophila menziesii var. integrifolia Steve Boyd, Lauren Raz 1997-3-31 9432 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
  RSA729936  Nemophila menziesii var. integrifolia R. G. Swinney, D. W. Larson 1999-6-25 7414 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  SFV2990  Nemophila menziesii var. integrifolia K. A. Wilson 1961-3-10 953 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  POM214383  Nemophila menziesii var. integrifolia Louis C. Wheeler 1932-3-19 526 Los Angeles Head Mandeville Canyon, Santa Monica Mts. 457 Comment
  SBBG117923  Nemophila menziesii var. menziesii Mrs. C. E. Thurber 1891-4-29 Los Angeles Alhambra Comment
  RSA0057916  Nerium oleander Richard G. Swinney 2010-4-15 12223 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA668154  Nicotiana attenuata Ian Swift 2001-5-17 131 Los Angeles Upper Soledad Cyn., Santa Clara River wash, 0.5 mi. southeast of Acton. 939 Comment
  RSA0060121  Nicotiana clevelandii L. R. Abrams 1901-4-1 1205 Los Angeles Ballona Harbor. Comment
  JEPS12501  Nicotiana glauca Elizabeth Day Palmer 1908-8-3 Los Angeles Los Angeles Comment
  SBBG128071  Nicotiana glauca B. E. Carter 2012-8-23 6988 Los Angeles Airport Rd, ca. 0.25 mi N of Middle Ranch Rd 405 Comment
  RSA0045422  Oenothera Wendy Boes, Andrew Wheeler 2009-7-13 2009 -045 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA119398  Oenothera deltoides subsp. deltoides William M. Klein 1958-6-3 289 Los Angeles 33.3 mi W of turn-off just n. of Adelanto on the road to Lancaster (Palmdale), nw of the Wilson school. Comment
  CAS-BOT-BC427446  Oligomeris linifolia Carl B. Wolf 1932-5-11 3566 Los Angeles Santa Catalina Island. Point, W. side of Fourth O' July Cove. 30 Comment
  CATA3444  Oligomeris linifolia Benjamin J. Dion, Tobias Nickel 2017-5-11 026 Los Angeles Santa Catalina Island: Pacific Side; edge of cliff in Cactus Bay watershed 331 Comment
  CAS-BOT-BC56863  Opuntia oricola A. Davidson 1916-5-1 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA0076174  Orobanche bulbosa Thomas T. Craig, W. Simonds 1927-4-30 227 Los Angeles Divide between Evey and Palmer Canyons, San Gabriel Mts. Comment
  RSA765200  Orobanche californica subsp. feudgei Justin M. Wood 2010-5-10 1605 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA0093123  Orobanche fasciculata Richard G. Swinney 2011-5-12 14688 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
  RSA762126  Orobanche fasciculata Orlando Mistretta, Christine Mistretta 2008-5-14 3081 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 73 and 74 per TRTP Survey 2008), near head of Shortcut Canyon (W Fork of San Gabriel River). 1463 Comment
  UCR128015  Orobanche parishii subsp. parishii Mark A. Elvin 2003-8-13 2980 Los Angeles NE end of the Santa Susana Mtns., Newhall Ranch, Potrero Canyon south of Potrero Creek 360 Comment
  JEPS2672 Image available Orobanche valida Frank W. Peirson and Mabel B. Peirson 1928-6-2 7937 Los Angeles South Fork Rock Creek San Gabriel Mts.; South Fork Rock Creek, San Gabriel Mts., Los Angeles Co. 1905 Comment
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Jan 24 2011
  RSA641080  Orobanche valida subsp. valida Orlando Mistretta 1995-7-6 1868 Los Angeles San Gabriel Mountains: Big Rock Creek. South Fork Campground, on south side of trail. (Orobanche valida survey site D). 1479 Comment
  RSA0059345  Orobanche vallicola Lyman Benson 1945-11-5 11910 Los Angeles Claremont. 351 Comment
  POM145264  Orthocarpus densiflorus var. gracilis Philip A. Munz 1928-3-28 11064 Los Angeles Vacant lot; few plants with Q. purpurascens. Claremont. 366 Comment
  VVC3355  Orthocarpus purpurascens Tim Thomas 1973-4-24 10 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  POM4365  Orthocarpus purpurascens var. pallidus Florence M. Bowes 1905-5-5 8 Los Angeles Claremont. 400 Comment
  RSA191357  Osmorhiza berteroi R. F. Thorne, M. Z. Thorne 1967-7-19 37190 Los Angeles San Gabriel Mountains. 1981 Comment
  POM139478  Oxalis albicans subsp. californica L. R. Abrams 1901-4-3 1286 Los Angeles Santa Monica Mountains. Comment
  UCSB33691  Oxalis articulata subsp. rubra Filice, Diane 1965-4-2 Los Angeles 2529 Devonshire, Altadena 304 Comment
  UCR198393  Oxalis pes-caprae Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 673 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UCR191296  Oxytheca parishii R. G. Swinney 1998-7-2 6267 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21 1963 Comment
  RSA392816  Oxytheca trilobata T. S. Brandegee 1889-05 s.n. Los Angeles Ravenna, south side. Comment
  RSA775515  Oxytheca trilobata Orlando Mistretta, Christine Mistretta 2010-5-20 5176 Los Angeles Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 1280 Comment
  UC2026476  Oxytheca trilobata Louis C. Wheeler 1948-6-13 6646 Los Angeles SAN GABRIEL MOUNTAINS: coldwater Canyon, off Big Tujunga. Comment
  RSA434253  Paeonia californica Ora M. Clark 1929-3-24 1777 Los Angeles Santa Susanna Mtns. [County: Los Angeles or Ventura] Comment
  RSA501313  Paeonia californica S. Zona 1989-4-1 306 Los Angeles Tapia County Park, Shaded north facing slope beyond picnic area. 180 Comment
  RSA716930  Paeonia californica LeRoy Gross, Naomi Fraga 2006-1-20 2443 Los Angeles North end of the San Rafael Hills, along the main crest. North of Lookout Tower, near the Cerro Negro Trail. Near 527 Comment
  RSA505261  Paeonia californica S. Zona, Brian How 1990-3-16 385 Los Angeles Along Placerita Canyon Road, 0.5 mile W of Placerita Canyon State and County Park 460 Comment
  SD230141  Panicum capillare Louis C. Wheeler 1946-9-8 6348 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 3/4 mile W of Bear Creek. 518 Comment
  RSA248851  Parietaria hespera var. hespera Robert F. Thorne 1973-4-11 42872 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA526555  Parietaria hespera var. hespera Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4241 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  RSA545333  Parietaria hespera var. hespera Tim S. Ross 1992-4-14 6152 Los Angeles San Clemente Island. Central E side of island; just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  UCD88737  Paspalum dilatatum Charles F. Hewitt 1975-3-13 LASCA 1046 Los Angeles nursery area, Los Angeles State and County Arboretum, Arcadia. Comment
  SEINET10681754  Passiflora foetida S. Krosnick 2009-3-19 Krosnick 351 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Joan Leonard at the Ohio State University Plant Biology Greenhouses. Research supported by NSF DEB Award #0717151. Comment
  JEPS76499  Pectocarya linearis subsp. ferocula L. R. Heckard with Maynard Moe 1977-4-2 4555 Los Angeles 1 mi n south entrance to Edwards Air Force Base (along Edwards Boulevard); Edwards Air Force Base 701 Comment
  RSA709632  Pectocarya penicillata LeRoy Gross 2005-4-28 2117 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
  UCR143138  Pectocarya penicillata Steve Boyd, T. S. Ross 1997-3-25 9265 Los Angeles Liebre Mountains Region, Extreme NW corner of the range in Peace Valley, small side canyon just east of I-5 off Copco Road 951 Comment
  RSA656185  Pectocarya penicillata Joseph M. Keefe 1978-4-28 22861 A Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  RSA0048357  Pedicularis densiflora Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga Canyon - Robinson Road. 335 Comment
  SD127610  Pedicularis semibarbata Scott Zona, D. Arias, O. Dorado, M. Hanson, J. -L. Villasenor 1989-6-21 343 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  SBBG20543  Pellaea andromedifolia E. R. Blakley 1963-12-7 6343 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  SBBG80304  Pellaea andromedifolia F. C. Boutin 1967-4-23 1642 Los Angeles Nanny, NW of Lemon Tank 213 Comment
  SFV16595  Pellaea andromedifolia J. D. Dilley 1996-12-14 112 Los Angeles Verdugo Mountains La Tuna Canyon Park, about 1.2 miles up trail. 610 Comment
  CAS-BOT-BC67703  Pellaea andromedifolia unspecified 1902-6-12 677 Los Angeles Mt. Wilson 1219 Comment
  CAS-BOT-BC71339  Pellaea mucronata Alice Eastwood 1913-5-11 3140 Los Angeles San Fernando Wash Comment
  RSA688935  Pellaea mucronata subsp. californica T. R. Pray 1956-11-17 1059 Los Angeles Crest of San Gabriel Mountains, E. of Lily Springs 2591 Comment
  POM9710  Penstemon centranthifolius Philip A. Munz 1921-4-24 4435 Los Angeles Ridge Road, near Castaic. 610 Comment
  RSA171017  Penstemon centranthifolius Robert F. Thorne 1963-7-11 32777 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA716515  Penstemon centranthifolius Scott D. White, Pam De Vries 2006-5-10 11444 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA724651  Penstemon centranthifolius K. Dobry 1991-5-13 493 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SEINET10295037  Penstemon centranthifolius Steve Boyd, Lauren Raz 1997-4-16 9510 Los Angeles Liebre Mts Region: Lower Apple Cyn, due E of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and I-5 853 Comment
  SBBG66574  Penstemon grinnellii Anstruther Davidson -Jul-1893 Los Angeles Wilson's Peak Comment
  NY601179  Penstemon grinnellii T. S. Ross 1993-5-13 7111 Los Angeles Western San Gabriel Mountains: May Canyon Saddle 1115.6 Comment
  RSA408058  Penstemon grinnellii subsp. grinnellii Christopher Davidson 1974-8-1 2518 Los Angeles On Angeles Crest Highway, west of Islip Saddle, opposite Kratka Ridge Ski Lift 2134 Comment
  RSA724670  Penstemon heterophyllus subsp. heterophyllus K. Dobry 1991-6-11 d- 676 Los Angeles Santa Monica Mts las Virgenes and Mulholland Hwys. at Soka University Comment
  SBBG118709  Penstemon heterophyllus var. australis O. Mistretta 1992-6-17 594 Los Angeles Rd 2N09 EA; Curtiss Haul Rd, Cow Cyn; from 2nd drainage down to Cattle Cyn Comment
  UC55371  Penstemon heterophyllus var. australis J. H. Barber 1898-7-24 Los Angeles Sepulveda Canyon Comment
  RSA230196  Penstemon labrosus Robert F. Thorne 1969-7-2 38242 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek, Charlton Flat burn (of 1954) 1585 Comment
  RSA567160  Penstemon labrosus Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3896 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  JEPS81722  Penstemon labrosus Rimo Bacigalupi with Reino Alava 1958-7-20 6440 Los Angeles near Grassy Hollow (close to summit of Blue Ridge, near Grassy Hollow); San Gabriel Mts., Angeles National Forest 2225 Comment
  UCR191271  Penstemon speciosus R. G. Swinney 1998-7-2 6205 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA649996  Penstemon spectabilis subsp. subviscosus Jeanne Bellemin 1969-5-16 s.n. Los Angeles Mt. Baldy Road near Padua Hills. Comment
  SEINET11173500  Penstemon spectabilis var. subviscosus W. O. Griesel 1959-4-16 Los Angeles Santa Monica Mts., Old Topanga Rd. 152 Comment
  UCR256177  Pentagramma triangularis R. G. Swinney 2010-6-4 13059 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA0062915  Pentagramma triangularis Lyman Benson 1945-1-20 11591 Los Angeles Upper end of upper reservoir, San Gabriel River Canyon. San Gabriel Mountains, Pacific Slope drainage. 427 Comment
  RSA0070820  Pentagramma triangularis George B. Grant s.n. Los Angeles Pasadena. Comment
  RSA0083866  Pentagramma triangularis L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island, 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  UCSB62243  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-11 Los Angeles San Gabriel Mtns., Bichota Cyn. ca. 1 1/2 mi. from confluence with San Gabriel River 853 Comment
  RSA233255  Perideridia parishii subsp. latifolia R. F. Thorne 1969-7-2 38314 Los Angeles SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst summit 1951 Comment
  CAS-BOT-BC73755  Peritoma arborea var. arborea Volney Rattan 1880-3-1 s.n. Los Angeles Santa Monica Comment
  POM158295  Perityle emoryi M. B. Dunkle 1928-4-29 1902 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  SBBG43801  Perityle emoryi M. R. Benedict 1971-6-25 Los Angeles Northwest Harbor Comment
  UC625121  Perityle emoryi F. R. Fosberg 1931-4-3 S 4463 Los Angeles Pebble Beach Road Santa Catalina Island 5 Comment
  RSA788639  Petunia parviflora D. E. Bramlet, R. L. Allen 2011-5-23 4843 Los Angeles Whittier Narrows Recreation Area. N shoreline of the middle Legg Lake, 301m east of Rosemead Blvd. and 532m S 60 freeway. 64 Comment
  RSA423795  Petunia parviflora Anstruther Davidson 1899-4-11 111 Los Angeles [Indecipherable locality information] Comment
  SD255768  Phacelia brachyloba R. G. Swinney 2011-6-22 15257 Los Angeles San Gabriel Mountains; Devils Peak, SE of Doe Spring on ridge SE of Mt. Mooney west of Devils Canyon, 0.4 mile east of Angels Crest Highway. 1780 Comment
  RSA598949  Phacelia brachyloba R. G. Swinney 1969-6-13 590 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Approximately 1/2 mi. N of Sierra Madre Ave, on Easley Canyon Road 335 Comment
  POM175366  Phacelia cicutaria var. hispida E. Crow 1930-6-29 s.n. Los Angeles Near Crystal Lake. Comment
  RSA156044  Phacelia cicutaria var. hispida Peter H. Raven 1962-5-23 17855 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  RSA596017  Phacelia cicutaria var. hispida Tim S. Ross, J. Mark Porter 1995-5-4 8408 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SFV22135  Phacelia cicutaria var. hispida V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 755 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Open, south-southwest-facing, rocky slope below trail along ridgetop. 488 Comment
  UC1234777  Phacelia cicutaria var. hispida Peter H. Raven 1962-5-23 17855 Los Angeles ocean bluffs at e side Avalon Bay; Santa Catalina Island Comment
  RSA427637  Phacelia cicutaria var. hispida Edwin Kline 1926-5-31 s.n. Los Angeles Coast Range, Los Angeles. Comment
  RSA427649B  Phacelia cicutaria var. hispida Edwin Kline 1925-5-3 s.n. Los Angeles Muhlholland Estate. Comment
  SD38326  Phacelia cicutaria var. hubbyi Edith A. Purer 1935-5-11 6550 Los Angeles Milibou Road, Santa Monica Mountains. Comment
  UC671746  Phacelia davidsonii Lincoln Constance and Frank W. Peirson 1941-6-25 2854 Los Angeles near head of Vincent Gulch; San Gabriel Mountains 2133 Comment
  RSA599547  Phacelia distans Steve Boyd, Lauren Raz 1997-4-16 9529 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  SEINET3091901 Image available Phacelia distans T. Burch, Mrs. T. Burch 1940-4-21 Los Angeles Near Saugus Comment
  UC284812  Phacelia distans P. A. Munz 1923-5-25 6813 Los Angeles Big Rock Creek San Gabriel Mts. 1280 Comment
  UCR120600  Phacelia distans Steven R. Hill, K. Kramer 2001-4-22 33380 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  OBI13805  Phacelia distans Emese M. Sajo 1966-4-2 39 Los Angeles Big Tujunga cyn, 3 mi E of Tujunga in the San Gabriel Mts 762 Comment
  RSA617207  Phacelia douglasii Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs County Park. Comment
  RSA74486  Phacelia floribunda F. W. Peirson 1923-4-12 3484 Los Angeles Wilson s Cove, San Clemente Island. Comment
  RSA426154  Phacelia fremontii Robert Gustafson, Gary D. Wallace 1982-4-26 2545 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  LA91494  Phacelia grandiflora Bruce Douglas Clayton; Greg Shaw 1972-4-15 95 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, firebreak, west slope of BDC peak 586 Comment
  SEINET3158153  Phacelia grandiflora G. B. Grant 1903-1 960 Los Angeles Pasadena Comment
  RSA9284  Phacelia grandiflora P. A. Munz 1920-4-29 3800 Los Angeles San Dimas Canyon. 457 Comment
  UC1002527  Phacelia hubbyi A. M. Johnson 1934-5-4 4476 Los Angeles towards tunnel Santa Monica Mountains, Sepulveda Canyon (talus slope on right hand side of road) Comment
  UCSB23147  Phacelia imbricata subsp. imbricata Wilken, Dieter 1967-7-15 Los Angeles Near Summit of Mt. Gleason west of Hill Creek Summit, San Gabriel Mtns. 1981 Comment
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Apr 12 2016
  RSA729812  Phacelia imbricata subsp. patula R. G. Swinney 1998-6-10 6381 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
  RSA0058220  Phacelia longipes R. G. Swinney 2010-6-23 13346 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
  CATA1161  Phacelia lyonii Mark L. Hoefs 1995-5-30 2154 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  SBBG110501  Phacelia lyonii S. A. Junak 1996-7-24 SCl 643 Los Angeles Box Cyn, ca. 0.95 mi inland from beach 192 Comment
  CATA849  Phacelia minor Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-29 1657 Los Angeles Santa Catalina Island: Above upper circle of Las Lomas Drive, Avalon 60 Comment
  RSA428064  Phacelia minor Howard Mullins 1931-4-15 s.n. Los Angeles Griffith Park Comment
  RSA579163  Phacelia minor Tim S. Ross, Darin Banks 1994-4-12 7480 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 552 Comment
  UCR238655  Phacelia minor Anuja Parikh, Nathan Gale 2010-6-21 3355 Los Angeles Transverse Range; San Gabriel Mountains, upper Shortcut Canyon, 0.4 km south of State Hwy 2 (Angeles Crest Hwy), 0.8 km southeast of intersection of State Hwy 2 with Upper Big Tujunga Canyon Road 1390 Comment
  UCR273249  Phacelia minor R. G. Swinney 2011-5-6 14620 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
  RSA286658  Phacelia mohavensis Robert F. Thorne 1974-6-28 44746 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  RSA582238  Phacelia parryi Louis C. Wheeler 1932-7-2 893 Los Angeles San Dimas Canyon. Comment
  SBBG11780  Phacelia parryi H. and M. Dearing 1935-3-9 1501 Los Angeles Mint Cyn Comment
  UC457264  Phacelia parryi Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA188489  Phacelia ramosissima var. latifolia Robert F. Thorne, J. D. Olmsted 1965-8-26 35369 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  RSA699162  Phacelia viscida Pomeroy 1929-4-7 s.n. Los Angeles Benedict Canyon. Comment
  RSA428238  Phacelia viscida var. albiflora Anstruther Davidson 1890-3-14 s.n. Los Angeles Los Angeles. Comment
  SBBG128027  Phalaris aquatica M. L. Hoefs, S. A. Junak 1996-5-1 2694 Los Angeles summit reservoir 408 Comment
  SEINET4182707 Image available Phalaris minor Carl B. Wolf 1932-5-14 3633 Los Angeles Santa Catalina Island. Avalon. Above the amphitheater. 61 Comment
  UC205649  Phalaris minor S. B. Parish 1918-6-5 11865 Los Angeles Playa del Rey Comment
  UC820509  Phalaris minor L. W. Nuttall 1920-5-16 224 Los Angeles Santa Catalina Island Comment
  CATA985  Pholistoma auritum Mark L. Hoefs 1994-5-21 1857 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  UC1349369  Pholistoma auritum Robert F. Thorne 1966-4-5 35827 Los Angeles Cape Canyon Santa Catalina Isl., Cape Canyon 274 Comment
  CAS-BOT-BC222559  Pholistoma auritum var. auritum I. Johnston 1917-3-29 1249 Los Angeles Above Claremont Comment
  UC1426002  Pholistoma membranaceum Robert F. Thorne and C. W. Tilforth 1973-4-20 43005 Los Angeles 1 mi. n. Bob's Gap (3.2 mi. s. of Llano, n. slope of Holcomb Ridge); Mojave Desert slope, San Gabriel Mts., Holcomb Ridge 1143 Comment
  UCR101709  Pholistoma membranaceum B. G. Pitzer 1998-5-23 3732 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR95768  Pholistoma membranaceum L. C. Wheeler 1967-5-12 9490 Los Angeles San Gabriel Mtns., Ravine south of summit 4174, east of Vincent 1250 Comment
  VVC928  Pholistoma membranaceum A. C. Sanders 1997-2-7 19670 Los Angeles Mojave Desert: Antelope Valley, Little Rock, W side of Little Rock Wash just N of the RR and among gravel pits. 832 Comment
  POM187970  Pholistoma racemosum Robert F. Thorne 1966-4-7 35965 Los Angeles Cherry Valley, Santa Catalina Island. 61 Comment
  RSA341426  Pholistoma racemosum F. C. Boutin 1967-4-23 1674 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site. 305 Comment
  RSA420801  Phoradendron macrophyllum Louis C. Wheeler 1932-1-10 437 Los Angeles Puddingstone Dam. 305 Comment
  UCR129936  Phoradendron pauciflorum Orlando Mistretta, T. S. Ross 1994-6-1 1289 -A Los Angeles San Gabriel Mtns, Santiago Canyon. Pacifico Mtn, near top of Santiago Canyon 1966 Comment
  SJSU5211  Phoradendron serotinum subsp. tomentosum S. M. Kaune 1961-12-30 213 Los Angeles Old Grapevine Rd c. 10 mi S of Tejon Pass 914 Comment
  UC168775  Phoradendron villosum George B. Grant and Walter Wheeler 1904-5-17 6243 Los Angeles Mt. Wilson 1524 Comment
  LA201822  Phoradendron villosum subsp. villosum Arthur C. Gibson; 2003-7-18 Los Angeles SANTA MONICA MOUNTAINS, Nicholas flat about 1 km from Decker School Road. Comment
  UC56841  Phyla lanceolata Ernest Braunton 1902-6-30 499 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  RSA434514  Phyla nodiflora F. R. Fosberg 1931-7-14 S- 5414 Los Angeles Santa Catalina Island. Avalon. 20 Comment
  RSA188352  Phyllospadix scouleri Robert F. Thorne 1966-5-31 36443 Los Angeles Santa Catalina Island, washed up in wrack on beach but growing abundantly on S side of Little Harbor in shallow water, Comment
  RSA682942  Phyllospadix torreyi R. Given 1970-9-4 4721 Los Angeles Santa Catalina Island. South side of Big Fisherman s Cove. Comment
  RSA126651  Pickeringia montana H. J. Thompson 1959-5-24 2016 Los Angeles 1.4 miles east of Peak along road from Saddle Peak to Topanga Canyon. 732 Comment
  UC1971214  Pickeringia montana Louis C. Wheeler 1947-4-13 6465 Los Angeles SAN GABRIEL MOUNTAINS: Millard Canyon Comment
  RSA310783  Pickeringia montana var. montana Harry Purdy 1982-6-16 142 Los Angeles Angeles National Forest, Hwy 2, 2.8 miles W of Clear Creek Ranger Station. 915 Comment
  SEINET3561215 Image available Pinus coulteri Walter Schloer 1965-11-7 s.n. Los Angeles 10 miles northeast of Pasadena. Comment
  RSA650250  Pinus halepensis Rudolf Schmid 1961-4-26 s.n. Los Angeles Episcopal Church, First Ave, Arcadia. Comment
  RSA384367  Pinus monophylla L. E. Hoffman 1931-10-21 s.n. Los Angeles Dark Canyon, Angeles Forest Comment
  UC215355  Pinus monophylla I. M. Johnston 1917-8-24 1722 Los Angeles N. Fk. of Little Creek San Antonio Mountains, N. Fk. of Little Creek 1981 Comment
  CATA1818  Pinus radiata Benjamin E. Carter 2012-8-31 7018 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  CAS-BOT-BC136553  Piperia cooperi Grant 1901-4-14 3804 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  UCR149858  Pittosporum undulatum Scott D. White 2004-4-23 10237 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCR205564  Pityrogramma triangularis R. G. Swinney 2008-5-30 8899 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
  CAS-BOT-BC71781  Pityrogramma triangularis var. viscosa I. M. Johnston 1918-5-4 1926 Los Angeles Hills back of Laguna Beach 152 Comment
  CAS-BOT-BC71776  Pityrogramma triangularis var. viscosa George B. Grant; Walter Wheeler 1904-4-21 530 a/3350 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA763234  Plagiobothrys arizonicus Justin M. Wood 2010-5-10 1574 Los Angeles Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  SBBG63856  Plagiobothrys arizonicus R. Hoffmann 1931-5-3 524 Los Angeles Bouquet Cyn Comment
  UCR187006  Plagiobothrys arizonicus A. C. Sanders 2006-4-10 32007 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
  UCR222737  Plagiobothrys arizonicus R. G. Swinney 2009-5-12 10713 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  UCR274994  Plagiobothrys arizonicus Michael Honer, Rachel Woodard 2006-4-20 2215 Los Angeles Tehachapi Mountains area:, Oso Canyon area; c. 1/2 mi. north of Quail lake; 1 mile west of cement plant rd. 1037 Comment
  RSA710274  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  UCR271062  Plagiobothrys collinus var. fulvescens R. G. Swinney 2011-6-6 14999 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA0115702  Plagiobothrys tenellus Andrew C. Sanders, Teresa B. Salvato 2007-4-24 33478 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c.1.25 mi SW of National Cement Plant. 1159 Comment
  RSA164808  Plagiobothrys tenellus Wesley O. Griesel 1958-5-17 s.n. Los Angeles Charleton Flat 1524 Comment
  UC185445  Plantago coronopus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  RSA199189  Plantago erecta Robert F. Thorne, D. Propst 1968-5-28 37651 Los Angeles Santa Catalina Island: central Bullrush Canyon. 244 Comment
  SBBG113119  Plantago erecta S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 354 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  SBBG128432  Plantago erecta M. L. Hoefs, R. Given 1992-4-16 1805 Los Angeles Wild Boar Gully 152 Comment
  UCR95193  Plantago erecta L. C. Wheeler 1967-5-8 9359 Los Angeles San Gabriel Mtns, foothills NE of Saugus 412 Comment
  UCR194856  Plantago indica Kai T. Palenscar 2008-7-25 s.n. Los Angeles Southern Coast; San Gabriel Valley, city of Whittier, Whittier Narrows, south of Hwy 60 and west of Hwy 605, on the west side of Rosemead just after crossing the San Gabriel River 59 Comment
  CDA6616  Plantago major L. C. Wheeler 1966-10-1 8947 Los Angeles Colby Ranch, San Gabriel Mtns. 0 Comment
  RSA512028  Plantago major Louis C. Wheeler 1966-10-1 8947 Los Angeles San Gabriel Mts., Angeles National Forest: Colby Ranch. 1098 Comment
  RSA600537  Plantago major Steve Boyd, Lauren Raz 1997-5-28 9859 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
  RSA412566  Plantago major E. S. Spalding 1922-12-1 s.n. Los Angeles Near Glendale Comment
  CATA1384  Plantago ovata var. insularis Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2507 Los Angeles Santa Catalina Island: Bulrush Canyon 259 Comment
  POM277032  Platanthera leucostachys Robert C. Frampton 1946-7-21 s.n. Los Angeles Little Jimmie Springs near Crystal Lake, Pacific Drainage Area, San Gabriel Mountains. Comment
  RSA616130  Platanthera sparsiflora Louis C. Wheeler 1966-8-21 8827 Los Angeles San Gabriel Mountains: Dorr Canyon, northwest side Mount Burnham. Comment
  CAS-BOT-BC93188  Platanus racemosa Louis C. Wheeler 1931-10-16 258 Los Angeles Foothills 0.5 mile east Palmer Canyon, San Gabriel Mountains. 609 Comment
  POM1531  Platanus racemosa C. F. Baker 1909-5-15 s.n. Los Angeles Mountains near Claremont. Comment
  CAS-BOT-BC91657  Platystemon californicus L. R. Abrams 1927-4-30 11702 Los Angeles Head of Antelope Valley. Comment
  UCR214019  Platystemon californicus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37969 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  RSA356048  Poa annua R. F. Thorne 1973-3-14 42653 Los Angeles San Dimas Canyon near its mouth. Comment
  RSA484173  Poa annua Geo. L. Moxley 1919-4-5 687 Los Angeles Exposition Park Comment
  UCR273756  Poa bulbosa R. G. Swinney 2011-6-15 15198 B Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA586348  Poa secunda Orlando Mistretta 1995-3-17 1551 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  SEINET11689913  Poa secunda E. A. Kellogg, Taylor, E. L. 1980-1 321 Los Angeles on county road N2 1219 Comment
  CAS-BOT-BC236209  Poa secunda subsp. secunda Peter H. Raven; Henry J. Thompson 1959-5-5 14146 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile W of Las Virgenes Road, Malibu Creek drainage 274 Comment
  RSA679917  Poa secunda subsp. secunda LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 926 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  UC1594416  Poa secunda subsp. secunda Tim Ross 1992-4-14 6154 Los Angeles just below 'mouth' of Nancy Canyon (rutted slope that drains n, central e side of island); San Clemente Isl 137 Comment
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Jul 2 2014
  RSA229081  Poa secunda var. secunda R. F. Thorne 1971-6-30 40772 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek 1616 Comment
  SBBG112833  Polycarpon tetraphyllum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-16 SCa 764 Los Angeles near buildings at mouth of Cherry Cyn, at Boy Scout Camp 6 Comment
  UCR204235  Polycarpon tetraphyllum Valerie Soza, LeRoy Gross 2001-5-14 1217 Los Angeles Transverse Ranges; San Gabriel Mountains, Santa Anita 1999 Fire area, above Santa Anita Canyon, c. 0.7 mi west of the Santa Anita Dam 762 Comment
  CLARK-A1528-2457  Polycarpon tetraphyllum John C. Roos 1941-8-1 80 Los Angeles Santa Monica Comment
  SEINET10720743  Polygonatum Heidi H. Schmidt 1999-10-14 Schmidt 3873 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA158292  Polygonum arenastrum Peter H. Raven 1962-7-11 18016 Los Angeles Common in docks area, Wilson Cove, San Clemente Island Comment
  POM156152  Polygonum hydropiperoides L. R. Abrams 1904-9-2 4186 Los Angeles Los Angeles River. Comment
  RSA620047  Polygonum lapathifolium LeRoy Gross 1998-11-1 91 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  CAS-BOT-BC71896  Polypodium californicum John H. Thomas 1956-11-8 6468 Los Angeles San Gabriel Mountains, western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  POM12154  Polypodium californicum P. A. Munz 1920-3-17 3352 Los Angeles Lone Hill, San Dimas. 305 Comment
  RSA689905  Polypodium californicum Ora M. Clark 1928-12-16 s.n. Los Angeles Griffith Park, Los Angeles Comment
  UCSB62397  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  SD112059  Polypodium calirhiza Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island: Mid-Avalon Canyon-Hour Trail Comment
  CDA29522  Polypogon monspeliensis Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  RSA136782  Polypogon viridis Percy C. Everett, E. K. Balls 1960-5-30 24133 Los Angeles San Gabriel Canyon, 2.5 miles from Azusa. Alt. 800 ft. 244 Comment
  RSA385486  Polypogon viridis Edwin Kline 1924-5-20 s.n. Los Angeles Los Angeles. Comment
  RSA729192  Polypogon viridis R. G. Swinney 1999-5-15 7167 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  CAS-BOT-BC102542  Populus fremontii Timothy S. Ross 1991-4-28 4739 Los Angeles Moody Springs: ca 4 miles NNE of Black Butte on the Mojave Desert. El Mirage USGS 7.5' Quadrangle 862 Comment
  RSA0091684  Portulaca oleracea Bonnie C. Templeton 1967-8-1 10223 Los Angeles Clear Creek Forest Service Station at head of Clear Creek off Big Tujunga. Comment
  SFV21432  Potentilla glandulosa subsp. glandulosa L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1067 Los Angeles Verdugo Mountains North side of Verdugo Mountains. South of Hostetter Motorway (in Thomas Guide) just off La Tuna Canyon Road, south of and you can see the 210 Freeway. Unnamed canyon that Hostetter road follows to near the main crest. Could be La Tuna Canyon as this is near the head of that canyon. If this is La Tuna Canyon, then the canyon makes a turn from draining to the west, turns south so the drainage is north. Around the bend in the canyon near above coordinates. 550 Comment
  UCR124472  Potentilla glandulosa subsp. nevadensis B. C. Templeton 1932-7-20 5014 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA0094388  Prunus ilicifolia Richard G. Swinney 2011-5-31 14935 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA580738  Prunus ilicifolia Tim S. Ross, Steve D. Boyd 1994-5-25 7931 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA599581  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1997-3-25 9308 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  UC12768  Prunus ilicifolia W. H. Brewer 1860-12-21 83 Los Angeles Sierra Santa Monica 365 Comment
  UC592823  Prunus ilicifolia C. B. Wolf 1937-10-19 9376 Los Angeles 1 mi e of Newhall (Placerita Canyon, along Placerita Cree); Placerita Canyon, Placerita Creek 396 Comment
  LA82105  Prunus ilicifolia subsp. ilicifolia O. H. Kappler; 1941-4-27 234 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC1211136  Prunus ilicifolia subsp. lyonii Huron H. Smith 1912-5-29 5017 Los Angeles Santa Catalina Island, Summit Road Santa Catalina Island; , Summit Road 335 Comment
  RSA702831  Prunus lyonii Scott D. White 2004-4-23 10234 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA760672  Prunus virginiana R. G. Swinney 2008-8-13 9405 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA782215  Prunus virginiana R. G. Swinney 2009-8-25 11489 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  CAS-BOT-BC154780  Prunus virginiana var. demissa Le Roy Abrams; E. A. McGregor 1908-7-5 639 Los Angeles [Swartout] Swarthout Canyon, desert slopes of the San Gabriel Mountains 1981 Comment
  UCR182693  Prunus virginiana var. demissa R. G. Swinney 1997-7-16 5673 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  LA25983  Pseudognaphalium biolettii Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  RSA358745  Pseudognaphalium biolettii E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon Comment
  SBBG32092  Pseudognaphalium biolettii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -179 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  POM358742  Pseudognaphalium biolettii G. R. Proctor 1944-01 770 Los Angeles Sand dunes at El Segundo. Comment
  RSA157797  Pseudognaphalium biolettii Peter H. Raven 1962-4-9 17153 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  SBBG131885  Pseudognaphalium californicum S. A. Junak, D. Wilken 1996-3-26 SCI 250 Los Angeles N of Nanny Cyn 249 Comment
  CATA1797  Pseudognaphalium luteoalbum Benjamin E. Carter 2012-8-23 6981 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 310 Comment
  CAS-BOT-BC357042  Pseudognaphalium luteoalbum Tim Ross; Orlando Mistretta 1993-5-26 7311 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (U.S.F.S.) between Wilson Canyon Saddle and May Canyon Saddle. Seepy northerly draw at roadside, head of a tributary of Los Pinetos Canyon 1048 Comment
  UC53985  Pseudognaphalium microcephalum H. P. Chandler 1902-9-9 2031 Los Angeles Ballona Marshes Comment
  CAS-BOT-BC357622  Pseudognaphalium stramineum Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  SJSU4356  Pseudotsuga macrocarpa C. W. Sharsmith 1963-12-30 7173 Los Angeles Eaton Canyon, San Gabriel Mts. 670 Comment
  NY42697  Pseudotsuga macrocarpa J. B. Walker 1995-3-30 1296 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
  UCR214653  Psilocarphus brevissimus A. C. Sanders, Dan S. Cooper 2010-4-30 38144 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA47637  Psilocarphus tenellus var. tenellus Peter H. Raven; Henry J. Thompson 1960-4-13 15075 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  RSA774085  Pteridium aquilinum R. G. Swinney 2009-7-22 11358 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA690867  Pteridium aquilinum var. pubescens E. S. Spalding 1922-11-20 s.n. Los Angeles Near Glendale Comment
  CAS-BOT-BC421192  Pterostegia drymarioides B. Pitzer 1998-5-23 3756 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca. 1/2 mi. S of Sierra Hwy. 945 Comment
  POM6862  Pterostegia drymarioides P. A. Munz 1919-3-8 2295 Los Angeles Pomona. Comment
  RSA0110790  Pterostegia drymarioides Richard G. Swinney 2010-6-8 13237 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  RSA188097  Pterostegia drymarioides Robert F. Thorne, Percy C. Everett 1965-6-22 34844 Los Angeles Santa Catalina Island: Renton Mine area. 244 Comment
  RSA674793  Pterostegia drymarioides Scott D. White 2000-5-16 7837 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SBBG98416  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5276 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  UC1215161  Pterostegia drymarioides Peter H. Raven 1962-4-10 17225 Los Angeles summit ridge ca. 2 mi. n. Thirst; San Clemente Isl. 487 Comment
  UCR281289  Pterostegia drymarioides R. G. Swinney 2014-5-8 16469 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  CAS-BOT-BC147773  Purshia tridentata var. tridentata Steven R. Hill; Kate Kramer 2001-4-22 33358 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon 548 Comment
  UC1587670  Pycnanthemum californicum Tim Ross 1991-8-14 5794 Los Angeles Pacifico Mtn Rd 3200 ft nw Alder Saddle; San Gabriel Mtns., Chilao Flat Quad., Pacifico Mtn Rd 1767 Comment
  CAS-BOT-BC104389  Quercus X macdonaldii Chas. E. Miller 1917-9-1 s.n. Los Angeles Santa Cruz Island Comment
  RSA177664  Quercus X macdonaldii Robert F. Thorne, P. Everett 1965-5-12 34639 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  SBBG31297  Quercus X macdonaldii R. F. Thorne 1966-9-15 Los Angeles Cape Cyn near small reservoir 320 Comment
  SFV18427  Quercus agrifolia C. Ferguson 1972-3-9 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Comment
  RSA76856  Quercus agrifolia var. agrifolia I. M. Johnston 1927-9-10 s.n. Los Angeles Switzer's camp Comment
  SBBG59007  Quercus berberidifolia R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  UC1870139  Quercus berberidifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 295 Los Angeles Verdugo Mountains: Hostetter Mountainway, Near 34° 13' 37.7'' N 118° 16' 47.5'' W. Elev. 2100 Feet. 640 Comment
  LA99009  Quercus chrysolepis E. R. Hobbs; 1978-10-15 78- 142 Los Angeles San Gabriel Mountains, trail to summit of Mt. Williamson 2285 Comment
  SBBG37699  Quercus chrysolepis M. B. Dunkle 1939-11-25 7361 Los Angeles cyn head Comment
  SFV16176  Quercus chrysolepis P. A. Krueger 1994-5-14 23 Los Angeles San Gabriel Mountains 2 miles west on 2N23 from Newcomb's Saddle._x000B_ 900 Comment
  UCD170603  Quercus chrysolepis D. O. Burge 2017-9-17 2306 Los Angeles San Gabriel Mountains, Bailey Canyon, N of Sierra Madera. 740 Comment
  UCR194607  Quercus chrysolepis R. G. Swinney 1998-8-13 6759 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  UCR95517  Quercus chrysolepis L. C. Wheeler 1966-10-12 8977 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 0.25 mi upstream from Heaton Flat 610 Comment
  CATA1759  Quercus douglasii E. R. Blakley 1962-10-5 5465 Los Angeles Santa Catalina Island: Middle Ranch Canyon between mouth of Cape Canyon and its head 228 Comment
  UCSB34832  Quercus douglasii Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  CAS-BOT-BC86384  Quercus dumosa John Thomas Howell 1927-9-30 3124 Los Angeles near the zoo, Griffith Park Comment
  SEINET13953259 Image available Quercus dumosa E. K. Balls, P. C. Everett 1952-1 18005 Los Angeles dry slopes, 7.7 mi. n. of jct. of Hwy 2, 1 mi. from Hidden Springs Comment
  OBI70633  Quercus durata var. gabrielensis Louis C. Wheeler 1974-3-6 s.n. Los Angeles San Gabriel Mts: Gold Bar mill site Comment
  RSA339682  Quercus durata var. gabrielensis Robert F. Thorne 1980-3-23 54013 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  RSA476601  Quercus durata var. gabrielensis F. R. Fosberg 1931-11-29 7080 Los Angeles La Crescenta Comment
  RSA652372  Quercus durata var. gabrielensis 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
  UCR217314  Quercus durata var. gabrielensis R. G. Swinney 2009-2-26 10040 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA758706  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-4-19 2506 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  POM285646  Quercus engelmannii Lyman Benson 1951-10-15 14803 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  RSA0110803  Quercus engelmannii Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14351 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead. 268 Comment
  CAS-BOT-BC94756  Quercus john-tuckeri David B. Scott 1936-10-18 s.n. Los Angeles Big Pines Grade Comment
  RSA587491  Quercus john-tuckeri Orlando Mistretta 1994-9-13 1476 Los Angeles Santiago Canyon; Santiago Creek near junction of Forest Road 4N20 and BM 3980. 1213 Comment
  SD225862  Quercus john-tuckeri John M. Tucker 1948-9-26 1879 Los Angeles 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; north-facing hillslope Comment
  UCSB60670  Quercus kelloggii Muller, Cornelius 1937-8-7 Los Angeles 5 mi West of Swarthand, San Bernardino Mtns. 1524 Comment
  UCD46909  Quercus lobata Bruce M. Pavlik 1976-12-24 s.n. Los Angeles Near intersection of Mulholland Highway and old Topanga Canyon Road- Calabasas High School, 1.7 miles southeast of Calabasas, Los Angeles County, California. 304 Comment
  UCR9304  Quercus lobata Ted Hanes 1966-10-12 s.n. Los Angeles Transverse Range, Pine Mountain Road between Lake Hughes and Three-Points Comment
  SEINET13953777 Image available Quercus macdonaldii Robert F. Thorne, P. Everett 1965-1 34639 Los Angeles in Bulrush Canyon, Santa Catalina Island 244 Comment
  SBBG21459  Quercus pacifica D. E. Breedlove 1961-9-23 1272 Los Angeles S side of Cherry Cyn, 1 mi inland 243 Comment
  UCSB1114  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Swain Canyon, lower end, Catalina Island Comment
  UC1135887  Quercus wislizeni A. D. Gifford 1935-3-26 289 Los Angeles 2.25 mi wnw Sawmill Peak; Angeles National Forest, Tejon Quad. 1432 Comment
  RSA0098828  Quercus wislizeni var. frutescens R. G. Swinney 2011-6-14 15135 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA587476  Quercus wislizeni var. frutescens Orlando Mistretta 1994-4-29 1125 Los Angeles San Gabriel Mountains, Santiago Canyon, slopes W of main drainage below Mt. Emma. 1341 Comment
  UC1135921  Quercus wislizeni var. frutescens A. D. Gifford 1934-4-25 162 Los Angeles .33 mi w Castro Peak; Triunfo Pass Quad. 762 Comment
  UCR270504  Rafinesquia californica R. G. Swinney 2011-5-26 14865 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCSC000842  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  LA52188  Ranunculus californicus A. M. Johnson; 1928-2-16 126 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC168887  Ranunculus californicus Geo. B. Grant Jun 1902 1109 Los Angeles Lincoln Park Comment
  RSA0051765  Ranunculus californicus Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga, Robinson Road near juncture Topanga Highway. 304 Comment
  CATA416  Raphanus raphanistrum Sara L. Crockett, Mark Hoefs, Steve Junak , Gary Allan 1996-10-31 553 Los Angeles Santa Catalina Island: Lower Cape Canyon 198 Comment
  RSA738051  Raphanus sativus Bill Duval s.n. Los Angeles La Canada Comment
  SD143970  Raphanus sativus Scott D. White 1997-2-2 4656 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, just NW of Puddingstone Reservoir, S of San Dimas Ave and E of the 210 Freeway. 239 Comment
  SEINET11261096  Raphanus sativus K. Dobry 1991-6-13 d 721 Los Angeles SW section of Soka University, Los Vergenes Road and Mulholland Hwy. Santa Monica Mountains.; 0 Comment
  SFV21137  Raphanus sativus J. M. Keefe 2001-1-24 31031 Los Angeles San Rafael Hills Pasadena. East side of Arroyo Seco, 2 m west of curb, across street from 1590 Arroyo Blvd at Howard Street. 250 Comment
  SEINET3161869  Reseda alba G. B. Grant 1112 Los Angeles Collected at Covina Comment
  POM199682  Rhamnus californica I. W. Clokey, Bonnie C. Templeton 1929-04 4442 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA660631  Rhamnus californica subsp. californica Matt Bogdanoff 1981-5-24 9 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 Comment
  UCR200208  Rhamnus californica subsp. californica Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 874 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Near cow unit and Beek-Wax Aquatic Center 366 Comment
  RSA0048632  Rhamnus crocea var. ilicifolia Harold L. Pirie 1963-5-13 s.n. Los Angeles Santa Monica Mts. Comment
  UC450935  Rhamnus ilicifolia Fay A. MacFadden 1931-3-17 68 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UC870817  Rhamnus ilicifolia Ira W. Clokey, B. Templeton Mar 1929 4511 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  RSA0056488  Rhamnus ilicifolia Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Canyon. Comment
  SBBG39126  Rhamnus pirifolia M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  UC1594394  Rhamnus pirifolia Tim Ross and Elizabeth Kellogg 1992-4-11 6108 Los Angeles West Fork of China Canyon (147 degrees sse from 1583'BM, 1035m distant) San Clemente Island 333 Comment
  RSA532831  Rhamnus tomentella subsp. cuspidata Tim S. Ross 1991-8-14 5783 Los Angeles San Gabriel Mtns: Pacifico Mtn. Rd., .48 mile E of Roundtop Truck Rd. 1915 Comment
  POM310167  Rhus integrifolia Hulda Crooks 1946-2-13 207 Los Angeles Big Dalton Canyon 365 Comment
  SBBG20514  Rhus integrifolia E. R. Blakley 1963-12-7 6328 Los Angeles mouth of first large cyn W of Pyramid Head toward Pyramid Cove 22 Comment
  SBBG98599  Rhus integrifolia T. Ross 1999-3-9 4183 Los Angeles Whittier Hills (Puente Hills); SE side of ridgetop knoll, head of Oak Cyn 368 Comment
  RSA0106774  Rhus ovata R. G. Swinney 2011-11-3 15995 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  UC1130520  Rhus ovata A. D. Gifford 1935-5-8 686 Los Angeles 2 1/2 mi s Warm Spring; Angeles National Forest 487 Comment
  CAS-BOT-BC167954  Rhus ovata A. J. Mc. 1892-5-14 s.n. Los Angeles In Santa Rosa Mts. Comment
  POM126419  Rhus trilobata var. pilosissima Joseph Grinnell 1903-7-30 s.n. Los Angeles Pasadena. Comment
  RSA600701  Rhus viminalis L. C. Wheeler 1969-6-1 s.n. Los Angeles San Gabriel Mountains. On Angeles Forest Highway just north of intersection with Big Tujunga Canyon Road. 1005 Comment
  CAS-BOT-BC92431  Ribes aureum var. gracillimum Ellsworth Bethel 1920-2-9 s.n. Los Angeles Monrovia. Comment
  CAS-BOT-BC93112  Ribes californicum var. hesperium Clarence R. Quick 1939-11-22 050 Los Angeles Collected in San Gabriel Canyon. Comment
  LA50720  Ribes californicum var. hesperium A. M. Johnson; 1932-5-30 4081 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  RSA450260  Ribes californicum var. hesperium J. C. Roos 1966-2-4 s.n. Los Angeles Claremont. Comment
  RSA659889  Ribes californicum var. hesperium Brian McColgan 1988-5-20 27 Los Angeles Evey Canyon 1 mile N of Padua on Mt. Blady Rd. 915 Comment
  RSA679142  Ribes californicum var. hesperium Valerie L. Soza, Bill Hogshead 2002-5-10 1462 a Los Angeles Along Upper Monroe Road, approximately 6.1 km NNW of Glendora Mountain Road, upper Venedo Canyon 854 Comment
  UC11561  Ribes californicum var. hesperium State Survey 1861-2-3 168 Los Angeles San Gabriel Comment
  POM9646  Ribes californicum var. hesperium P. A. Munz, R. D. Harwood 1920-5-15 4001 Los Angeles Sepulveda Canyon, Santa Monica Mts. 213 Comment
  UC212413  Ribes cereum I. Johnston 1917-7-4 1419 Los Angeles summit Baldy 3048 Comment
  UCR189983  Ribes cereum R. G. Swinney 1998-9-4 6908 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCSB41546  Ribes divaricatum var. parishii Roos, John; Roos, Lucille 1951-3-10 Los Angeles San Gabriel River at Whittier Narrows 60 Comment
  SD186331  Ribes indecorum A. C. Sanders 2003-3-14 25784 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Axusa; east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel (Axusa 7.5'Q) 540 Comment
  CAS-BOT-BC173402  Ribes malvaceum Ralph Hoffmann 1931-4-12 190 Los Angeles Below Pine Forest, west end of Santa Catalina Island Comment
  RSA0053892  Ribes malvaceum R. G. Swinney 2010-6-8 13180 Los Angeles San Gabriel Mountains: Plaerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. trail, south side of stream. 494 Comment
  RSA0021648  Ribes malvaceum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4307 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  SD143855  Ribes malvaceum var. malvaceum Scott D. White, Pam de Vries 1997-11-25 6036 A Los Angeles San Gabriel River Canyon; north of Azusa, below Morris Dam; just southeast of private orchard. 249 Comment
  RSA651624  Ribes malvaceum var. viridifolium Harold Lint 1955-3-29 s.n. Los Angeles Glendora Mt. Road. above San Gabriel Reservoir. Comment
  CAS-BOT-BC219177  Ribes nevadense George B. Grant; Walter Wheeler 1904-5-17 1125 Los Angeles Mount Wilson 1828 Comment
  CAS-BOT-BC219184  Ribes nevadense Joseph Andorfer Ewan 1936-8-2 9922 Los Angeles Cedar Canyon, off Mescal Creek 1920 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
  RSA788178  Ribes roezlii Doris Bowers 1957-2-3 333 Los Angeles Dalton Canyon above Glendora 610 Comment
  RSA476292  Ribes speciosum Ruth E. Hammond 1929-04 s.n. Los Angeles Verdugo Woodland Comment
  UC1870185  Ribes speciosum LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 187 Los Angeles Transverse Ranges; Verdugo Mountains region; San Rafael Hills: Canyon just north of ridge running west from lookout Tower, East of the (2) Glendale Freeway . Elev. 1500 Feet. 457 Comment
  CATA160  Ricinus communis Mark L. Hoefs, A. Douglas Propst 1973-3-14 121 Los Angeles Santa Catalina Island: Upper White's Landing Road 144 Comment
  PASA2072  Rorippa nasturtium-aquaticum Sally Ellis 1939-4-7 Los Angeles Puddingstone dam Comment
  RSA209537  Rosa californica C. W. Tilforth 1969-6-8 202 Los Angeles East of Colima Ave. between Whittier and West Covina in Puente Hills. Comment
  RSA550413  Rosa californica Tim S. Ross 1972-7-10 6673 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons. 968 Comment
  RSA0017013  Rosa woodsii subsp. gratissima F. W. Peirson 1918-6-17 470 Los Angeles Rock Creek, northern base of San Gabriel Mountains. 1677 Comment
  RSA545321  Rubus discolor Tim S. Ross 1992-5-17 6344 Los Angeles San Gabriel Mountains; near elbow of the E fork of the San Gabriel River. 260m W of the mouth of Cattle Canyon 576 Comment
  RSA86837  Rubus parviflorus F. W. Peirson 1921-6-17 1958 Los Angeles Buckhorn, at crossing of Little Rocky [Little Rock Creek] by the Chilao Islip Trail, San Gabriel Mts 1982 Comment
  UCR205936  Rubus ursinus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37061 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCR219425  Rubus ursinus R. G. Swinney 2009-4-1 10233 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  RSA756731  Rumex A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36958 Los Angeles confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 83 Comment
  RSA466054  Rumex conglomeratus F. R. Fosberg 1930-7-3 S 3085 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR269970  Rumex conglomeratus R. G. Swinney 2010-6-29 13387 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  POM158280  Rumex crispus M. B. Dunkle 1928-4-29 1919 Los Angeles Little Harbor. 5 Comment
  UCR269585  Rumex crispus R. G. Swinney 2011-6-29 15372 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  RSA0092243  Rumex salicifolius R. G. Swinney 2010-9-7 13713 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. Mostly on N shoreline. 1683 Comment
  HSC33099  Rumex salicifolius E. A. Wise 1974-8-8 27 Los Angeles Tapia Park, 10 mi. E of Malibu Colony, Santa Monica Mtns. Comment
  POM215938  Rumex salicifolius Louis C. Wheeler 1932-6-17 831 Los Angeles 1 mile west of Claremont 366 Comment
  SEINET6084751  Salix bonplandiana Unknown 1996-4-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC492426  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  LA38818  Salix exigua var. hindsiana Peter H. Raven; 1959-10-4 14560 Los Angeles Santa Monica Mountains, Point Mugu, just W of point 15 Comment
  UC506471  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1933-3-15 7635 Los Angeles Comment
  RSA621266  Salix gooddingii Louis C. Wheeler 1968-4-13 s.n. Los Angeles Bluebird Truck Trail 450 Comment
  CAS-BOT-BC104142  Salix hindsiana C. R. Ball; B. S. Ball 1933-7-6 2526 Los Angeles along ditch on Highway 199 near Gorman, San Gabriel Mts. Comment
  LA208677  Salix laevigata Carl Hedin; Joseph Ewan 1933-1-28 7629 Los Angeles San Fernando Valley, Los Angeles River, 400 m E of Radford Ave [Area 1] Comment
  LA38804  Salix laevigata Henry J. Thompson; 1960-3-13 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  SBBG59070  Salix laevigata R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR11997  Salix laevigata H. J. Thompson 1960-3-13 3017 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.5 mi east of Saddle Peak 701 Comment
  UCR192196  Salix laevigata A. C. Sanders 2008-4-18 34981 Los Angeles Transverse Range, upper Cow Spring Canyon, along wash 1072 Comment
  UCR95242  Salix laevigata L. C. Wheeler 1967-7-30 10249 Los Angeles San Gabriel Mtns, Big Tujunga Canyon at Trail Canyon 518 Comment
  LA52054  Salix lasiolepis Carl Epling; L. Ellison 1930-3-1 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM362742  Salix lasiolepis Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
  RSA0056249  Salix lasiolepis Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area. 2098 Comment
  RSA250503  Salix lasiolepis Robert F. Thorne, John Dourley 1967-10-10 37366 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  UC1375350  Salix lasiolepis Robert F. Thorne 1971-6-26 39978 Los Angeles gully at Charlton Flats San Gabriel Mts., Angeles Nat'l Forest, Charlton Flats 1645 Comment
  UC5052  Salix lasiolepis W. H. Brewer 1860-12-28 97 Los Angeles Los Angeles Comment
  CAS-BOT-BC107534  Salix lasiolepis var. lasiolepis Marcus E. Jones 1926-2-26 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC126284  Salix sessilifolia S. Y. Parnay Mar. 233 Los Angeles Little [Tejunga Canon] Tujunga Canyon, near Burbank Comment
  SD80110  Salpichroa origanifolia C. W. Tilforth 1969-9-10 235 Los Angeles Hillside east of Adm. Bldg., Rancho Santa Ana Botanic Garden, Claremont Comment
  CDA20305  Salsola australis M. O'Brien 2004-11-1 s.n. Los Angeles Southern California Coast; El Pescador State Beach. 0 Comment
  RSA5972  Salsola tragus C. B. Wolf 1932-9-13 4045 Los Angeles Edge of field on Palo Verde Ave., 200 ft. no. of so. boundary of Bryant Ranch., (200 ft. no. of SW corner of SE 1/4 sect. 26.) 5 Comment
  CATA1680  Salvia apiana Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2971 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  RSA167847  Salvia apiana Robert F. Thorne, P. C. Everett 1964-2-7 33482 Los Angeles Middle Canyon, Santa Catalina Island 244 Comment
  UC1124658  Salvia apiana G. T. Nordstrom 1935-5-10 573 Los Angeles 1 mi ne Blue Point; Angeles National Forest, Tejon Quad. 396 Comment
  RSA0110784  Salvia columbariae Richard G. Swinney 2010-5-21 12901 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
  RSA401463B  Salvia columbariae Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA479525  Salvia columbariae Steve Boyd, Thomas Elias 1987-4-14 2064 Los Angeles San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora. Comment
  RSA651677  Salvia columbariae Dean Brown 1948-5-16 20 Los Angeles Near Mountain Avenue, 0.5 mile south of Angeles National Forest. 610 Comment
  RSA82999  Salvia columbariae F. W. Peirson 1919-3-30 335 Los Angeles Hills west of the Arroyo Seco, west of Pasadena 427 Comment
  UCD125526  Salvia columbariae Antonio F. Machado; Lisa Seemann 1993-4-28 11 a Los Angeles Santa Clarita Valley, east of San Francisquito Road, 0.3 mile north of Seco Canyon Road. 350 Comment
  RSA0049935  Salvia dorrii R. G. Swinney 2010-5-12 12741 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  SEINET3098306 Image available Salvia dorrii Richard G. Swinney 2009-4-2 10265 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road (Valyermo 7.5 Q.) 1223 Comment
  VVC295  Salvia dorrii P. J. MacKay 1975-5-10 s.n. Los Angeles San Gabriel Mtns., Hwy N4, ca 1 mile north of Mile High, 2040 Comment
  RSA339715  Salvia dorrii var. pilosa Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55008 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek. 1006 Comment
  RSA446283  Salvia dorrii var. pilosa Robert M. Perkins 1919-5-30 s.n. Los Angeles Big Rock creek, Antelope Valley. Comment
  CAS-BOT-BC233692  Salvia leucophylla Carl Epling 1932-6-10 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC229932  Salvia mellifera Alice Eastwood 1906-5-27 24 Los Angeles Garvanza Comment
  LA82004  Salvia mellifera Harlan Lewis; 1940-4-3 1292 Los Angeles Santa Monica Mountains, 15 mi. N [W] of Malibu Beach Comment
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Jun 16 2015
  RSA0035187  Salvia mellifera James S. Burns 1992-5-5 5 Los Angeles 1 mile north on Van Tassel fire road from south access; Angeles National Forest. 457 Comment
  RSA144752  Salvia mellifera Alice Ann Webb 1961-2-9 768 Los Angeles Johnson's Pasture, Claremont, Mt. Range - San Gabriel. 457 Comment
  UC1211067  Salvia mellifera Huron H. Smith 1912-5-29 5032 Los Angeles trail from summit Santa Catalina Island 365 Comment
  RSA477550  Sambucus mexicana L. C. Wheeler 1931-8-6 s.n. Los Angeles 2 miles north of Claremont. 411 Comment
  RSA771774  Sambucus mexicana R. G. Swinney 2009-5-20 10816 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  CAS-BOT-BC238744  Sambucus nigra subsp. caerulea I. M. Johnston 1917-7-31 1549 Los Angeles San Antoino Mountains. Head of Icehouse Canon [Canyon] 2499 Comment
  HSC3956  Sambucus nigra subsp. caerulea C. E. Fellows 1965-9-7 159 Los Angeles 3/10 mi. E of Buckthorn Ranger Station on Angeles Crest Hwy. Comment
  RSA188022  Sanicula arguta R. F. Thorne 1966-4-28 36201 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  SBBG17871  Sanicula arguta P. H. Raven 1962-4-10 17211 Los Angeles summit of Thirst 579 Comment
  UCR195294  Sanicula arguta Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1185 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, southeast of Green Verdugo Reservoir 457 Comment
  POM277137  Sanicula arguta E. S. Steele, H. S. Pratt 1935-3-11 s.n. Los Angeles Eagle Rock. Comment
  RSA533988  Sanicula arguta T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5117 Los Angeles San Clemente Island, eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  CATA1470  Sanicula crassicaulis Mark L. Hoefs, Robert F. Thorne 1996-4-6 2660 Los Angeles Santa Catalina Island: Upper Avalon Canyon, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  CAS-BOT-BC466346  Sarcodes sanguinea Timothy S. Ross 1994-5-31 7964 Los Angeles San Gabridl Mountains: Pacifico Mtn, ca 530 m due W of the 7124-ft summit; low saddle-like area, functionally the head of Santiago Canyon 2023 Comment
  IRVC26139  Sarcodes sanguinea B. C. Templeton 1932-5-31 4865 Los Angeles Jackson Lake, Angeles National Forest San Gabriel Mtns. 1768 Comment
  RSA702943  Schedonorus arundinaceus Scott D. White 2004-8-20 10728 Los Angeles Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  UCR123803  Schismus barbatus Steven R. Hill, K. Kramer 2001-4-22 33346 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR259122  Schismus barbatus R. G. Swinney 2010-5-4 12521 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  CAS-BOT-BC111514  Schoenoplectus americanus LeRoy Abrams 1902-6-12 2537 Los Angeles Ballona creek, near Mesmer Comment
  RSA602955  Schoenoplectus americanus Mark Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2482 Los Angeles Santa Catalina Island: Little Harbor. 3 Comment
  SBBG59258  Schoenoplectus americanus R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UC306144  Scirpus californicus G. B. Grant 1904-7-14 6334 Los Angeles Los Angeles , Eastlake Reservoir (Eastlake Reservoir) Comment
  SBBG82789  Scirpus microcarpus M. Bufkin -May-1895 Los Angeles near Pasadena Comment
  UC457252  Scrophularia californica Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon; Santa Monica Mts Comment
  SEINET3371878  Scrophularia desertorum G. Rink 2011-6-3 10588 Los Angeles Hills east of Highway 605 and south of Highway 60, about 15 miles east of LA 223 Comment
  RSA729564  Scutellaria siphocampyloides R. G. Swinney 1999-6-30 7493 Los Angeles San Gabriel Mtns.: Grand View Canyon, c. 1.1 mi. north of Big Pines hwy at All Nation Camp 1585 Comment
  UCR269590  Scutellaria siphocampyloides R. G. Swinney 2011-6-29 15366 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  RSA594560  Scutellaria tuberosa Louis C. Wheeler 1967-5-7 9283 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 625 Comment
  UCR185570  Secale cereale A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33523 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  RSA0081662  Sedum spathulifolium T. S. Ross 1993-5-16 7147 Los Angeles Glendora Ridge Road on the divide between San Dimas Canyon and Cow Canyon. 1329 Comment
  LA209597  Selaginella asprella Lawrence L. Kiefer; 1966-10-22 2465 Los Angeles San Gabriel Mountains, upper Little Rock Creek, ca. 3 mi down from junction of Burkhart and Rattlesnake trails 1523 Comment
  UCR200152  Selaginella bigelovii Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 812 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 595 Comment
  UCR210415  Selaginella bigelovii R. G. Swinney 2008-12-6 9965 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  CHSC8301  Senecio flaccidus var. douglasii Edward L. Smith 1958-2-18 324 Los Angeles Located in Cobal Canyon. San Gabriel Mtns. 609 Comment
  SFV13415  Senecio flaccidus var. douglasii W. M. Perry 1980-8-29 115 Los Angeles San Gabriel Mountains Pine Mountain [??], Cattle Canyon. Comment
  UCR207799  Senecio flaccidus var. douglasii O. F. Clarke 2004-5-24 s.n. Los Angeles San Gabriel Mtns. Foothills, Lake Ave., Pasadena 553 Comment
  CAS-BOT-BC341204  Senecio lyonii Reid Moran 1941-3-2 665 Los Angeles Point between Wilson's Harbor & Howland's, Santa Catalina Island 10 Comment
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Apr 27 2018
  CATA2795  Senecio lyonii Howard L. Ferguson 1980-3-11 103 Los Angeles San Clemente Island: Off Westhore Rd. and Eel Pt. Grade 15 Comment
  POM203  Senecio lyonii Verne Grant, Wheeler 1906-4-21 s.n. Los Angeles Santa Catalina Island Comment
  RSA725645  Senecio lyonii Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 420 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove 45 Comment
  SD52848  Senecio lyonii Peter H. Raven 1962-4-10 17188 Los Angeles San Clemente Island, hillside above Wilson Cove 105 Comment
  RSA0108862  Senecio lyonii Steven A. Junak, Mark Hoefs, Lisa Stratton 1998-6-11 SCa- 716 Los Angeles Santa Catalina Island: Along horse trail/fire road on E side of Avalon Canyon, across from Quail Canyon and above baseball field. 106 Comment
  UC1714439  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles Prairie Fork San Antonio Mountains (in marsh) 2133 Comment
  RSA4778  Senecio vulgaris James Snow s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  RSA547441  Senecio vulgaris Timothy S. Ross 1992-5-17 6372 Los Angeles San Gabriel Mts.: lower Shoemaker Canyon, draining to the E fork of the San Gabriel River and joining it at 2125 feet elevation 723 Comment
  SDSU2030  Sequoia sempervirens Gerald Collier 1951-4-8 J 55 Los Angeles 2615 Lower Azusa Road, El Monte. About 12 miles east of L.A. Comment
  UCR153485  Setaria parviflora L. C. Wheeler 1967-7-6 9940 Los Angeles Transverse Ranges, San Gabriel Mtns: San Gabriel Canyon, across the river and south of the gauging station 274 Comment
  UCSB470  Setaria viridis B., K. 1943-6-18 Los Angeles Lysimeter plots, Tanbark Flat, San Dimas Experimental Forest, San Gabriel Mountains 822 Comment
  RSA611609  Silene antirrhina L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mountains: Spring Hill, San Antonio Canyon. 1220 Comment
  RSA604394  Silene gallica Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 616 Los Angeles Santa Catalina Island, 1.1 miles S of Two Harbors on Cat Harbor Road; ca 30 m upslope. 30 Comment
  UCR219926  Silene gallica R. G. Swinney, Jane Strong 2009-4-21 10406 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
  UCR258895  Silene gallica R. G. Swinney 2010-4-30 12469 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  UCR51074  Silene gallica A. C. Sanders 1988-3-17 7729 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  RSA762289  Silene gallica Orlando Mistretta, Christine Mistretta 2008-5-5 2649 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  UCD98709  Silene gallica M. Vincent 1963-4-25 319 Los Angeles Santa Monica Mountains, one fourth mile east of Cornell Road on Mulholland Highway. Comment
  OBI74752  Silene laciniata K. Dobry 1991-3-16 d 214 Los Angeles Santa Monica Mts. Lower cold Creek Cyn. Montifisher Property Comment
  UCR271173  Silene verecunda R. G. Swinney 2011-7-8 15497 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA802432  Silene verecunda subsp. platyota Orlando Mistretta, Cher Batchelor 2011-7-27 5990 Los Angeles Arroyo Seco Cyn drainage. Angeles Crest Hwy, near mile market no. 31. 975 Comment
  RSA228995  Silene verecunda subsp. platyota R. F. Thorne 1971-8-25 41275 Los Angeles below summit of Mt. Hawkins 2651 Comment
  UCR100605  Silybum marianum B. G. Pitzer 1996-5-5 2878 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA785939  Silybum marianum Doris Bowers 1972-7-7 1864 Los Angeles Palos Verdes Pen., field N/o Ridgecrest School Comment
  UCR153955  Sisymbrium altissimum A. C. Sanders 2005-5-11 30193 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  CAS-BOT-BC75090  Sisymbrium altissimum Peter H. Raven 1959-5-3 14082 Los Angeles Santa Monica Mountains. Mulholland Drive 1.3 mile west of Laurel Canyon Boulevard. 350 Comment
  POM184700  Sisymbrium altissimum Joseph A. Ewan 1932-5-29 7189 Los Angeles Arrastre Canyon, at end of auto road 1189 Comment
  SBBG131666  Sisymbrium officinale S. A. Junak 1999-5-20 SCa 946 Los Angeles Cottonwood-Black Jack Rd, near small creekbed, at bird sample point 36 289 Comment
  UCR274123  Sisymbrium officinale Steven A. Junak 1999-5-20 SCa- 946 Los Angeles California Islands, Santa Catalina Island, Cottonwood-Black Jack Road, plant stop, near small creekbed, at bird sample point #36 290 Comment
  SD252305  Sisymbrium orientale Steven A. Junak 2000-5-18 Sca 1302 Los Angeles Santa Catalina Island: E end of beach at Parsons Landing, back beach. 3 Comment
  CLARK-A1528-3198  Smilacina stellata John C. Roos 1937-5-31 761 Los Angeles San Gabriel Mountains Comment
  RSA422396  Solanum douglasii Geo. C. Johnstone 1927-10-30 s.n. Los Angeles upper part of Big Tujunga Canyon Comment
  RSA422414  Solanum douglasii Mark Morris 1929-3-11 14557 Los Angeles Griffith Park - Los Angeles. Comment
  SEINET3162505  Solanum douglasii L. Abrams 1902-5-31 2488 Los Angeles Inglewood Comment
  UCR223622  Solanum douglasii R. G. Swinney 2009-6-27 11286 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  CATA3372  Solanum douglasii Peter J. Dixon 2016-4-14 046 Los Angeles Santa Catalina Island: West (windward) side of island, between Little and Catalina Harbors. 163 m south of Goat Pk. 283 Comment
  RSA660042  Solanum douglasii Douglas A. Springer 1981-2-16 1 Los Angeles State Hwy 142, 2.4 miles W of California Hwy 71 Comment
  UCR48857  Solanum nigrum Steve Morgan 1974-5-1 26 Los Angeles San Gabriel Valley, 1212 E. Las Tunas Dr., San Gabriel 183 Comment
  RSA80373  Solanum umbelliferum F. W. Peirson 1921-2-26 4486 Los Angeles Beach 1 mile east of Topango [Topanga]. Comment
  UCR216887  Solanum umbelliferum R. G. Swinney 2009-2-20 10025 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  RSA427429  Solanum umbelliferum H. L. Bauer 1932-4-1 15383 Los Angeles Along road to Saddle Peak. Comment
  NY820357  Solanum xanti L. Abrams 1908-7-2 597 Los Angeles Rock Creek, San Gabriel Mountains 1524 Comment
  SBBG26748  Solanum xanti I. W. Clokey with E. G. Anderson 1935-5-9 Los Angeles San Dimas Cyn Comment
  UC1922567  Solanum xanti Gary Kovnat with LeRoy Gross 2003-2-16 15 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  SEINET3162625  Solanum xanti G. B. Grant 1218 Los Angeles Mt. Love 1524 Comment
  SDSU11153  Solanum xanti var. intermedium D. F. Howe 1947-3-23 1516 Los Angeles Topango Canyon about 1 mile from ocean. Comment
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May 22 2014
  SEINET5624725  Solanum xanti var. intermedium Unknown 1947-1 Los Angeles Along Hwy 99, 2 miles south of Gorman 610 Comment
  RSA473687  Solidago confinis F. R. Fosberg 1930-11-11 S- 4175 Los Angeles Templeton, S Puente 100 Comment
  LA203980  Solidago velutina subsp. californica Jonathan Sauer; D. Bradbury, L. Wester 1969-10-19 4660 Los Angeles San Gabriel Mountains, Summit of Mt. Pacifico 2133 Comment
  UCR205097  Sonchus asper R. G. Swinney 2008-4-11 8659 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  OBI69413  Spartium junceum Kim Sheffron 1994-4-9 4 Los Angeles Santa Susana Mts., Brown's Cyn, Chatsworth, W side of De Soto St past 118 fwy along path across stream Comment
  RSA642686  Spartium junceum Orlando Mistretta 1992-7-14 703 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR277092  Spartium junceum R. G. Swinney 2010-10-5 13991 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  CAS-BOT-BC389951  Spergula arvensis J. H. Thomas 1957-3-16 6500 Los Angeles Pt. Dume. About 18 miles due west of Santa Monica 60 Comment
  UCR11526  Spergula arvensis Pedigo 1961-4-16 01 Los Angeles Western Transverse Range; Santa Monica Mtns., Point Dume 15 Comment
  RSA0097919  Spergularia bocconi R. G. Swinney 2009-3-12 10102 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  RSA0110799  Spergularia bocconi R. G. Swinney 2011-4-28 14554 Los Angeles San Gabriel Mountains: north of Glendora, 0.5 miles south of the ridge immediately south of Persinger Cyn. on east side of Glendora Mountain Rd. 927 Comment
  RSA0097910  Spergularia bocconi R. F. Thorne, Percy C. Everett 1965-5-10 34463 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain. 457 Comment
  RSA478013  Spergularia macrotheca F. H. Elmore 1939-11-25 s.n. Los Angeles San Clemente Island. Pyramid Cove. Comment
  SFV1236  Spergularia macrotheca R. L. Armacost 1959-8-10 1240 Los Angeles Near Malibu salt marsh. Comment
  SBBG43857  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  CATA2053  Spergularia marina Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-7-16 756 Los Angeles Santa Catalina Island: N end of salina just inland from mouth of Cherry Canyon 3 Comment
  RSA0098604  Spergularia marina Anstruther Davidson 1890-4-6 s.n. Los Angeles San Pedro. Comment
  SDSU4521  Spergularia marina A. H. Gallup 1949-3-17 343 Los Angeles 152 Comment
  POM156665  Spergularia platensis L. R. Abrams 1903-4-4 3252 Los Angeles On adobe mesa bet Rivera and Florence Comment
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Aug 17 2013
  CAS-BOT-BC390999  Spergularia villosa I. M. Johnston 1918-4-25 1976 Los Angeles Claremont, a side of path on college campus 365 Comment
  UCR258766  Sphaeralcea ambigua subsp. ambigua R. G. Swinney 2010-6-1 13127 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  SEINET11196344  Stachys albens Unknown 2011-6-29 15340 Los Angeles San Gabriel Mountains Comment
  UCR11805  Stachys albens P. H. Raven, H. J. Thompson 1959-10-14 14629 Los Angeles Western Transverse Range; Santa Monica Mtns., east end of Malibu Lake 221 Comment
  POM156208  Stachys rigida subsp. quercetorum L. R. Abrams 1902-6-15 2548 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  POM331  Stanleya pinnata W. R. Dudley 1896-6-6 4324 Los Angeles Lancaster. Comment
  RSA0081322  Stellaria media R. G. Swinney 2010-3-16 11934 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  SBBG37630  Stellaria media E. R. Blakley 1963-4-10 5595 Los Angeles 1 mi S of Avalon on rocky ridge Comment
  RSA302013  Stephanomeria cichoriacea J. R. Shevock 1972-9-16 2269 Los Angeles Along Malibu Creek, Malibu Canyon. 305 Comment
  UC1870190  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
  JEPS30451  Stephanomeria diegensis Donald W. Kyhos 1958-12-4 58 -234 Los Angeles Puente Hills Whittier Comment
  SFV21093  Stephanomeria virgata L. Gross, V. Soza, N. Gilbert 2000-10-18 276 Los Angeles Verdugo Mountains Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. Roadside near above coordinates. 610 Comment
  SEINET10589594  Stipa Hermann E. Hasse Hasse s.n. Los Angeles Comment
  RSA0058229  Stipa coronata