Search Results — 2000 specimen records retrieved (1559 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA79229  Abies concolor G. R. Campbell 1952-6-8 18506 Los Angeles on road from Forest Service hdqs. to Blue Ridge. 2287 Comment
  NY29516  Abies lowiana G. R. Campbell 1952-6-8 18506 Los Angeles Big Pines Recreation Area, on road from Forest Service Headquarters to Blue Ridge, San Gabriel Mountains 2286.0 Comment
  RSA460919  Abronia maritima Edwin Kline 1926-5-29 s.n. Los Angeles Redondo Beach. Comment
  SD66881  Abronia umbellata R. Mitchel Beauchamp 1967-3-19 319 Los Angeles San Clemente Island; sandy area south of air strip at Sherman Field. Comment
  POM279675  Abronia umbellata Arthur L. Cohen 1934-8-2 519 Los Angeles Ocean Park, California. Comment
  UCR265536  Acacia Dan S. Cooper 2015-3-22 315- 22 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. along dirt service road at northern edge of Commonwealth Nursery 250 Comment
  RSA394176  Acer macrophyllum Donald R. Bissing 1973-3-29 34 Los Angeles Evey Canyon, 1.5 mile from canyon mouth. 976 Comment
  UCSB32418  Acer macrophyllum Goodrich, Robert 1962-3-26 Los Angeles Along stream, in stream woodland community; Switzer's Inlet 914 Comment
  CAS-BOT-BC21683  Achillea millefolium L. R. Abrams; I. L. Wiggins 1931-7-3 294 Los Angeles Santa Barbara Island Comment
  SBBG13328  Achillea millefolium E. R. Blakley 1962-6-10 5219 Los Angeles Wilson Cove 9 Comment
  RSA150679  Achillea millefolium var. californica P. H. Raven 1962-5-9 17642 Los Angeles Canyon just north of Guds, San Clemente Island 229 Comment
  CAS-BOT-BC260441  Achnatherum hymenoides Ernest C. Twisselmann 1966-4-27 12106 Los Angeles Mojave Desert. Hi Vista 868 Comment
  UC1133072  Achnatherum occidentale subsp. californicum H. S. Yates 1937-6-24 6598 Los Angeles near Lake Arrowhead; Angeles National Forest, Redlands Quadrangle Comment
Read comments
Jan 5 2012
  RSA597451  Achnatherum parishii subsp. depauperatum Timothy S. Ross, J. Mark Porter 1995-5-4 8421 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  RSA249795  Achnatherum speciosum R. F. Thorne 1973-5-11 43485 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano 1159 Comment
  SBBG33426  Achnatherum speciosum A. D. E. Elmer -Jun-1902 3709 Los Angeles Acton Comment
  CAS-BOT-BC29776  Achyrachaena mollis Tim Ross; J. Takara; Stacey Otte 1993-4-24 6946 Los Angeles Santa Catalina Island, along road between Upper Buffalo Corral Reservoir and Summit Reservoir 220 Comment
  CAS-BOT-BC204761  Acmispon argophyllus var. argenteus Tim Ross 1992-4-14 6182 Los Angeles San Clemente Island: Eastern escarpment just below the mouth of Nanny Canyon where it opens onto a sloping terrace and flows northward 86 Comment
  SBBG98425  Acmispon argophyllus var. argenteus T. Ross 1991-5-22 5454 Los Angeles Spray Pt, ca. 5300 ft N of Eel Pt 9 Comment
  SBBG67322  Acmispon argophyllus var. argophyllus A. J. McClatchie 1893-4-21 157 Los Angeles Pasadena Comment
  CATA1621  Acmispon maritimus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2894 Los Angeles Santa Catalina Island: Near Divide Road, east end, 1.8 miles from Wrigley Memorial 341 Comment
  SBBG127515  Acmispon maritimus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2850 Los Angeles upper end of rd to Toyon Beach 381 Comment
  RSA795197  Acmispon nevadensis var. davidsonii Jane Tirrell 2012-8-3 LS 0141 Los Angeles South side Pacific Crest Trail approx. 300 m. west of Mt. Hawkins 2603 Comment
  SD69688  Acourtia microcephala Robert F. Thorne, P. Everett 1965-6-22 34890 Los Angeles Santa Catalina Island; upper end of Avalon Canyon along road. 214 Comment
  UCR126711  Acourtia microcephala A. C. Sanders, Mark Elvin 2003-8-7 27149 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  CAS-BOT-BC95  Acrolasia davidsoniana LeRoy Abrams 1902-6-30 2580 Los Angeles Mt. Wilson Comment
  SEINET6744583  Actinolepis tenella Marcus E. Jones 1882-1 3026 Los Angeles Pasadena Comment
  CAS-BOT-BC133176  Adenostoma fasciculatum W. R. Dudley; F. H. Lamb 1896-6-8 4389 Los Angeles Kings Canyon, Liebre Mountains Comment
  LA200815  Adenostoma fasciculatum Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA0080975  Adenostoma fasciculatum R. G. Swinney 2010-4-28 12413 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SJSU439  Adenostoma fasciculatum A. W. Jacobs 1938-8-11 Los Angeles Ithsmus, Santa Catalina Island Comment
  UC1922372  Adenostoma fasciculatum Valerie Soza, Miriam Sidibeh 2003-3-26 1603 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  UC729465  Adenostoma fasciculatum Carl B. Wolf 1932-5-10 3519 Los Angeles along Equestrian Trail back of Avalon; Santa Catalina Isl. 259 Comment
  UCR200167  Adenostoma fasciculatum Valerie Soza, Laura A. Moore 2000-5-10 827 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park 579 Comment
  POM199767  Adenostoma fasciculatum var. fasciculatum I. W. Clokey, Bonnie C. Templeton 1929-03 4500 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA329736  Adiantum capillus-veneris Gary D. Wallace 1966-3-25 221 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena 915 Comment
  SD112062  Adiantum jordanii Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island, mid-Avalon Canyon-Hour Trail Comment
  CHSC83604  Ageratina adenophora John Dittes 1990-6-11 90 Los Angeles Transverse Range; San Gabriel Mts., La Tuna Canyon, north slope of Verdugo Mountain, ca. 0.8 air miles east of debris basin dam, small tributary canyon with drainage on south side of La Tuna Canyon Road. 423 Comment
  SD144075  Ageratina adenophora Scott D. White 1997-3-12 4735 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR4759  Ageratina adenophora R. Oshima 1963-1 s.n. Los Angeles San Gabriel Mtns., 4 mi. up Cloverleaf Canyon Dr. above Monrovia Comment
  RSA529161  Agoseris retrorsa Timothy S. Ross, Steve Boyd 1991-7-24 5673 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA727254  Agoseris retrorsa R. G. Swinney 1998-6-12 6181 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
  RSA228895  Agrostis exarata R. F. Thorne 1971-8-25 41305 Los Angeles San Gabriel Mountains, Angeles National Forest: At Windy Spring on N slope of Mt. Islip. 2256 Comment
  UC573816  Agrostis exarata H. S. Yates 1936-8-28 6367 Los Angeles Big Pine Park San Antonio Quadrangle Comment
  CATA1850  Agrostis pallens Denise Kraus, Patricia Moore 2000-5-12 31 Los Angeles Santa Catalina Island: (Goat Harbor burn area) On second ridge trending northwestward after large, obvious rocky outcrop (that outcrop is at end of western fuel break road/ ridge) 259 Comment
  HSC79822  Agrostis pallens James Henrickson 1973-6-23 10939 Los Angeles 1.5 mi. N of Malibu, at junction of Rambala Pacifico and Schueren Road 427 Comment
  UCR2550  Agrostis pallens F. M. Reed 1925-5-18 5135 Los Angeles La Canyada [La Canada] 396 Comment
  UCR186673  Agrostis viridis T. B. Salvato, Sarah Flack 2007-8-8 3029 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  RSA239426  Allium fimbriatum var. fimbriatum C. W. Tilforth, John Dourley 1973-5-24 809 Los Angeles 2.3 mi. NW of Mile High, above Shoemaker Canyon, north edge of San Gabriel Mountains. Comment
  RSA367101  Allium haematochiton E. Crow 1928-4-11 240 Los Angeles Hills southwest of Pomona. Comment
  POM18078  Allium monticola Philip A. Munz 1923-5-26 6858 Los Angeles Head of Vincent Gulch, San Gabriel Mts. springy places 1982 Comment
  RSA367123  Allium praecox George B. Grant, Walter Wheeler 1904-4-23 s.n. Los Angeles Santa Catalina Island. Comment
  RSA660250  Allophyllum divaricatum Orlando Mistretta, Peter L. Morrell 1992-6-4 482 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  CATA272  Allophyllum glutinosum Mark L. Hoefs 1973-5-15 281 Los Angeles Santa Catalina Island: By horse trail, Avalon Canyon 83 Comment
  UC55349  Allophyllum glutinosum J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  UC624998  Allophyllum glutinosum F. R. Fosberg 1931-7-14 15413 Los Angeles Hamilton Canyon Santa Catalina Isl., Hamilton Canyon 30 Comment
  SD41258  Alnus rhombifolia Edith A. Purer 1931-3-7 1526 Los Angeles Oakwilde Comment
Read comments
Jul 10 2010
  UCR224028  Alnus rhombifolia Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11688 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR276796  Alnus rhombifolia R. G. Swinney 2011-3-29 14243 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  POM50706  Alopecurus carolinianus Le Roy Abrams 1901-04 1455 Los Angeles Inglewood Comment
  SD204755  Alstroemeria R. F. Thorne 2002-10-18 63225 Los Angeles Mt. San Antonio Gardens, 900 East Harrison Avenue, Pomona. Comment
  SEINET239000 Image available Alternanthera philoxeroides Unknown 1965-9-23 Los Angeles San Gagriel River watershed: Whittier Narrows (El Monte 7.5' Q.) 61 Comment
  SEINET13710992  Alyssum alyssoides J. Adams, J. Adams (Botany) 1965-1 Los Angeles Near Claremont, Pomona College Wash 1100 Ft 335 Comment
  SEINET13387023 Image available Amaranthus albus R. G. Swinney 2011-1 15386 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  UC465922  Amaranthus albus George B. Grant and Walter Wheeler 1904-5-7 38 a Los Angeles Glendora Comment
  UC7528  Amaranthus albus J. Burtt Davy Oct 1896 2843 Los Angeles Pomona Comment
  POM714  Amaranthus blitoides I. M. Johnston 1918-7-29 2098 Los Angeles El Monte. Along Railroad. 91 Comment
  JEPS54295  Amaranthus californicus Frank W. Peirson 1922-7-6 3183 Los Angeles Big Pines San Gabriel Mountains 2072 Comment
  RSA402997  Amaranthus hybridus E. S. Spalding 1922-10-10 s.n. Los Angeles Los Angeles., Roadside Comment
  CATA910  Amblyopappus pusillus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1753 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  UC303528  Amblyopappus pusillus I. Johnston 1271 Los Angeles at foot of cliffs Playa del Rey Comment
  IRVC24009  Ambrosia acanthicarpa Fred M. Roberts, Gordon A. Marsh 1985-10-16 2464 Los Angeles Long Beach: Los Angeles River Channel between Willow St. and Pacific Coast Hwy, 3-4.5km from ocean, along margin of channeled river course in early successional riparian habitat, sandy soil. southern coastal 5 Comment
  SFV21144  Ambrosia acanthicarpa J. M. Keefe 2001-1-19 30992 Los Angeles San Fernando Valley Big Tujunga Wash, 300 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 384 Comment
  UCR121260  Ambrosia acanthicarpa R. G. Swinney 1989-11-24 1498 Los Angeles San Gabriel Mtns, Big Dalton Canyon area, in and near Glendora Wilderness Park. Big Dalton debris basin 366 Comment
  POM13559  Ambrosia acanthicarpa Philip A. Munz 1922-11-20 6564 Los Angeles Charter Oak, near Covina. Comment
  UCD128778  Ambrosia chamissonis 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
  POM4816  Ambrosia chamissonis I. M. Johnston 1917-6-10 1317 Los Angeles Playa del Rey. Comment
  RSA416930  Ambrosia chamissonis Ora M. Clark 1928-12-23 7188 Los Angeles Hermosa Comment
  UCR206168  Ambrosia confertiflora A. C. Sanders, T. B. Salvato 2009-5-29 37040 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  RSA189413  Ambrosia psilostachya L. S. Rose 1966-12-24 66115 Los Angeles Westwood Village. 122 Comment
  UCR125134  Ambrosia psilostachya A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25546 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  RSA127976  Ambrosia psilostachya Peter H. Raven, Henry J. Thompson 1959-10-18 14674 Los Angeles Santa Monica Mountains north arm of Malibu Lake 220 Comment
  RSA416988  Ambrosia psilostachya Robert Gustafson 1980-8-29 1969 Los Angeles Ballona Wetlands, Area 2. Comment
  SD107837  Ambrosia psilostachya Robert F. Thorne, D. Propst & M Hoefs 1974-9-12 45101 Los Angeles Santa Catalina Island; near bridge over stream in lower end of Cottonwood Canyon. 29 Comment
  RSA226494  Amorpha californica var. californica C. W. Tilforth 1971-6-6 383 Los Angeles Johnson's Pastures, hills N of Claraboya, Claremont. Comment
  RSA656206  Amorpha californica var. californica Joseph M. Keefe 1977-6-10 22059 Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  RSA177780  Amsinckia intermedia R. F. Thorne, P. Everett 1965-5-10 34496 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA639237  Amsinckia intermedia R. F. Thorne, D. Propt, Class 1971-5-17 41352 Los Angeles Santa Catalina Island: Ben Weston Beach near mouth of Middle Ranch Canyon. 6 Comment
  SD197704  Amsinckia intermedia R. G. Swinney 2008-4-17 8691 Los Angeles San Gabriel Mountains; San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  UCR204897  Amsinckia intermedia R. G. Swinney 2008-4-1 8602 Los Angeles San Gabriel Mtns., ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  RSA499943  Amsinckia intermedia M. B. Dunkle 1939-4-4 7263 Los Angeles San Clemente Island: Chenetti Canyon. Comment
  SD52432  Amsinckia intermedia Benjamin C. Stone 1953-3-16 306 B Los Angeles San Jose-Puente Hills, South of Pomona on the Brea Canyon Road 245 Comment
  RSA617396  Amsinckia menziesii Scott D. White 1998-6-4 6641 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community 425 Comment
  SD217240  Amsinckia spectabilis Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4311 Los Angeles San Clemente Island; east side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  UCR223476  Amsinckia tessellata R. G. Swinney 2009-5-28 10937 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UC204674  Andropogon glomeratus var. pumilus Geo. L. Moxley 1917-9-3 632 Los Angeles San Gabriel Mts. Eaton Canyon; , Eaton Canyon Comment
  CAS-BOT-BC137815  Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1964-3-18 8425 Los Angeles San Gabriel Mountains. About half way between Roberts Canyon and Fish Canyon. Comment
  CAS-BOT-BC84666  Anthemis cotula Herman Knoche 1919-6-25 Series A, No. 899 Los Angeles Catalina Island Comment
  SD69455  Anthemis cotula Robert F. Thorne, P. Everett 1965-6-23 34961 Los Angeles Santa Catalina Island; Middle Ranch. Comment
  RSA760563  Anthriscus caucalis R. G. Swinney 2009-3-10 10057 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA11019  Antirrhinum coulterianum Carl B. Wolf 1928-4-1 1609 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  UCR88516  Antirrhinum coulterianum Scott D. White, Chet McGaugh 1995-5-16 3075 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  UCD123434  Antirrhinum coulterianum Gerald Dickinson 1962-4-24 28 Los Angeles Stunt Road and Mulholland Drive, Santa Monica Mountains. 365 Comment
  POM125866  Antirrhinum kelloggii C. F. Baker 1904-4-22 4172 Los Angeles Monrovia. Comment
  UCR214855  Antirrhinum kelloggii Bao Doan 2010-5-29 20 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel Canyon above Azusa, north of canyon fork and east of Hwy 39 659 Comment
  RSA505440  Antirrhinum kelloggii R. C. Bacigalupi 1957-5-12 5879 Los Angeles Slope above Las Flores Canon, 1/4 miles above US Army Nike launching site; Santa Monica Mts. 274 Comment
  JEPS83291  Antirrhinum multiflorum David M. Thompson 1983-8-1 382 Los Angeles vicinity Red Box Gap and Red Box Gap Ranger Station (about 0.1 mi w on Hwy 2 (Angeles Crest Hwy) from its junction with road to Mt. Wilson Observatory, Chilao Flat Quad. (7.5', 1959)); Angeles National Forest, San Gabriel Mts. 1432 Comment
  RSA135187  Antirrhinum multiflorum Peter H. Raven 1960-5-21 15392 Los Angeles Triunfo Canyon. Santa Monica Mountains. 259 Comment
  UCR280810  Antirrhinum nuttallianum subsp. subsessile Mitch Provance 2017-6-30 617- 43 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  UC178305  Antirrhinum vexillocalyculatum subsp. vexillocalyculatum T. S. Brandegee Los Angeles Saugus Comment
Read comments
Jul 13 2018
  CAS-BOT-BC447694  Aphanes occidentalis Tim Ross; Janet Takara 1993-4-23 6941 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, ca 980 m WNW of Black Jack Mtn summit 469 Comment
  CAS-BOT-BC176326  Aphanisma blitoides E. R. Blakley 1963-12-7 6359 Los Angeles East end of Pyramid Cove, San Clemente Island 3 Comment
  RSA411822  Aphanisma blitoides Blanche Trask 1901-03 1931 or 1533 Los Angeles On old indian mounds, near Avalon, Santa Catalina Island Comment
  SBBG98625  Aphanisma blitoides T. Ross 1991-5-20 5349 Los Angeles un-named knoll ca. 5500' S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  UCR168282  Apiastrum angustifolium F. R. Fosberg 1931-3-31 S- 4428 Los Angeles Channel Islands, Santa Catalina Island, Avalon 8 Comment
  SD260165  Apocynum cannabinum R. G. Swinney 2011-6-1 14936 B Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy (Chilao Flat 7.5'Q) 1096 Comment
  POM366910  Aquilegia formosa Bonnie C. Templeton 1932-7-21 5042 Los Angeles Prairie Forks near Big Pines Park , San Gabriel Mountains. Comment
  RSA0112764  Aquilegia formosa R. G. Swinney 2010-9-30 13902 Los Angeles San Gabriel Mountains: 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angels Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  RSA585315  Arabis pulchra var. gracilis Timothy S. Ross 1991-4-27 4654 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA0128607  Arabis repanda var. repanda R. F. Thorne 1971-8-25 41303 Los Angeles San Gabriel Mts., Angeles National Forest: near Windy Spring on N Slope of Mt Islip. 2256 Comment
  UCR258521  Aralia californica R. G. Swinney 2010-8-9 13477 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  UCR256881  Araujia sericifera R. G. Swinney 2010-8-16 13538 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC128636  Arbutus menziesii L. Street 1918-5-19 s.n. Los Angeles Mt. Wilson's Trail 914 Comment
  RSA507523  Arbutus menziesii L. C. Wheeler 1966-11-26 9157 Los Angeles San Gabriel Mountains. West Fork San Gabriel Canyon Drainage. Pine Mountain Truck Trail. 914 Comment
  RSA609105  Arceuthobium californicum Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Devils Canyon near Bear Creek Divide. 1707 Comment
  LA88615  Arctostaphylos catalinae Robert F. Thorne; P. C. Everett 1965-5-12 34599 Los Angeles Santa Catalina Island, Bulrush Canyon 274 Comment
  SBBG32045  Arctostaphylos catalinae R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -271 Los Angeles upper Swain's (Swain) Cyn Comment
  SBBG39160  Arctostaphylos catalinae M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  UC792943  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Whites Canyon Santa Catalina Id. 457 Comment
  SEINET11988232  Arctostaphylos catalinae A. Seneres, Seneres, M.; Hoefs, M. L. 1981-1 s.n. Los Angeles Blackjack Canyon Rd & Airport Rd, Santa Catalina Island Comment
  UCR108320  Arctostaphylos gabrielensis L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns., Divide between W Fork Bear Creek and Devils Canyon 1822 Comment
  RSA773293  Arctostaphylos glandulosa R. G. Swinney 2009-6-24 11280 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  RSA629072  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20300 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  CAS-BOT-BC24694  Arctostaphylos glandulosa subsp. mollis LeRoy Abrams 1901-4-15 1120 Los Angeles Wilson's Peak. 1219 Comment
  RSA631496  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16042 Los Angeles Ridge Route, 9 km south of Liebre Gulch turnoff. 1000 Comment
  RSA631671  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20489 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA631696  Arctostaphylos glauca Arthur R. Kruckeberg 1940-1-21 466 Los Angeles Strawberry Peak. Comment
  RSA0079928  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15799 Los Angeles SAn Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  SEINET11993684  Arctostaphylos glauca W. Knight, Knight, I. 1986-1 6002 Los Angeles Angeles National Forest, Mill Creek Campground 1219 Comment
  POM367288  Arctostaphylos glauca var. glauca Anstruther Davidson 1907-11 1784 Los Angeles Ynez Canyon, Santa Monica Range. Comment
  RSA634789  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20468 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA634874  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20222 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635063  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20584 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA635171  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22039 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635255  Arctostaphylos patula T. S. Ross, Steve Boyd 1994-5-11 7773 Los Angeles Liebre Mtn: Central summit area ca. 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA729649  Arctostaphylos patula R. G. Swinney 1998-7-2 6245 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCD53222  Arctostaphylos patula F. W. Peirson 1918-6-17 143 Los Angeles Summit of North 'Baldy'; San Gabriel Mountains. Comment
  CDA10102  Arctotheca prostrata A. C. Sanders, Andy Thompson 2003-4-15 26008 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence Comment
  RSA66306  Argemone munita subsp. munita F. W. Peirson 1913-07 55 Los Angeles San Antonio Wash, east end of LA Co. Comment
  RSA202459  Aristida adscensionis var. modesta R. L. Armacost 1963-5-7 1640 Los Angeles Santa Monica. Comment
  SEINET3127927  Aristida divaricata G. B. Grant 1905-4-2 66 -6459 Los Angeles Altadena Comment
  CAS-BOT-BC137516  Aristida purpurea var. purpurea Louis C. Wheeler 1934-4-15 2525 Los Angeles San Gabriel Mountains. Liveoak Canyon. 487 Comment
  UC60829  Aristida ternipes var. hamulosa Dr. A. Davidson Los Angeles Pasadena Comment
  CAS-BOT-BC90163  Artemisia californica Joseph Andorfer Ewan 1932-10-22 10806 Los Angeles Above Avalon, Santa Catalina Island Comment
  LA30498  Artemisia californica Jane Turner; Ted Mosquin 1958-11-16 647 Los Angeles Santa Monica Mountains, Mulholland Road, 6.2 mi W of Fire Station Comment
  POM18214  Artemisia californica Philip A. Munz 1923-4-10 6713 Los Angeles San Clemente Island; wall of canyon S of 'Lemon Tank' Comment
  UC415490  Artemisia californica Blanche Trask 1903-6-1 286 Los Angeles Pat's trail San Clemente Island Comment
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Jul 2 2014
  UC472243  Artemisia californica R. L. Pendleton 1909-7-2 1374 Los Angeles road e of Avalon; Santa Catalina Island Comment
  UCR259356  Artemisia californica R. G. Swinney 2010-4-20 12284 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR272634  Artemisia douglasiana R. G. Swinney 2011-9-22 15662 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  CAS-BOT-BC90338  Artemisia douglasiana A. J. McClatchie 1892-9-7 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  RSA188528  Artemisia dracunculus R. F. Thorne, John Olmsted 1965-8-26 35402 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  RSA239862  Artemisia dracunculus John Dourley, Nick Lolonis 1968-8-20 s.n. Los Angeles near the base of Mt. Baden-Powell trail 2194 Comment
  UCSB6354  Artemisia tridentata Zellhoefer, Judy 1960-5-13 Los Angeles Mint Canyon Campground, Mint Canyon, Highway 6; Angeles Nat'l Forest Comment
  CAS-BOT-BC97266  Artemisia tridentata subsp. parishii Nora Pettibone; Frank W. Hubby 1895-12-7 s.n. Los Angeles Saugus Comment
  RSA48852  Artemisia tridentata subsp. parishii J. C. Roos 1949-11-24 4699 Los Angeles 8 or 9 miles W of Lancaster. 732 Comment
  RSA563555  Artemisia tridentata subsp. parishii D. Charlton 1989-9-15 4148 b Los Angeles Plant 42, east of Palmdale 762 Comment
  RSA0040204  Artemisia tridentata subsp. tridentata Orlando Mistretta 1992-5-16 7 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  SD251175  Artemisia tridentata subsp. vaseyana Jane Tirrell, Graham Bothwell 2012-9-14 LS 173 Los Angeles Transverse Ranges: San Gabriel Mountains region: South side California State Route 2 at turnout by Big Rock Creek drainage, ca. 1.5 mile west of Dawson Saddle. 2312 Comment
  SBBG13427  Arthrocnemum subterminale E. R. Blakley 1962-6-10 5221 Los Angeles Wilson Cove 6 Comment
  SDSU141  Arthrocnemum subterminale R. M. Beauchamp 1967-1-27 113 Los Angeles Growing on cliff above rocky shoreline east of Wilson Cove area. San Clemente Island. Comment
  CATA1430  Arundo donax Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2591 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  UCR202515  Asclepias eriocarpa R. G. Swinney 2001-8-9 8025 Los Angeles San Gabriel Mtns., Mount Williamson, western ridge 2515 Comment
  RSA639065  Asclepias eriocarpa L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 975 Comment
  SFV5213  Asclepias fascicularis W. Martin 1971-8-25 s. n. Los Angeles Santa Monica Mountains Tapia Park. Open, sunny area. 150 Comment
  SFV5204  Asclepias fascicularis B. C. Templeton 1940-6-24 s. n. Los Angeles Liebre Mountain. 1372 Comment
  UCR280743  Asclepias vestita R. G. Swinney 2014-4-23 16163 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  CATA2885  Asparagus densiflorus Sara L. Crockett, Michael Daligdig 1996-11-4 28 Los Angeles Santa Catalina Island: Casino point and walkway 9 Comment
  UCR108436  Aspidotis californica L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mtns., Water Canyon 579 Comment
  UCR198322  Aspidotis californica Christopher Vellema 2001-1-19 102 Los Angeles Verdugo Mtns, Glendale, Pomeroy Canyon, along side fire road next to creek 341 Comment
  UCR208181  Aspidotis californica M. B. Dunkle 1928-4-10 1821 Los Angeles Channel Islands, Santa Catalina Island, Johnson's Canyon 274 Comment
  RSA417668  Aster greatae L. E. Hoffman 1931-9-25 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Dark Canyon. Comment
  SBBG68399  Astragalus bicristatus R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  SD48968  Astragalus didymocarpus Lois E. James 1946-4-20 1747 Los Angeles Soledad Canyon, along railroad tracks at Acton Comment
  SBBG68200  Astragalus douglasii R. Hoffmann 1925-5-17 Los Angeles Neenach Comment
  OBI2977  Astragalus douglasii var. douglasii Lewis S. Rose 1968-4-5 68019 Los Angeles 10 mi E of Gorman. Mojave Desert 853 Comment
  RSA615519  Astragalus gambelianus L. C. Wheeler 1967-5-18 9611 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  SBBG68293  Astragalus gambelianus M. N. Ackley 1926-5-8 559 Los Angeles Little Rock 914 Comment
  RSA680208  Astragalus lentiginosus var. antonius Valerie L. Soza, Sarah J. De Groot 2003-6-12 1663 Los Angeles San Gabriel Mountains: Swarthout Valley between mouths of Government Canyon and Buford Canyon. Approximatly 0.5 mile southeast of Hwy 2. 1936 Comment
  CAS-BOT-BC187484  Astragalus leucolobus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  UCR11597  Astragalus leucolobus O. H. Kappler 1946-5-30 1198 Los Angeles San Gabriel Mtns., [near] Wrightwood. Los Angeles County Park 2012 Comment
  SDSU7610  Astragalus nevinii R. M. Beauchamp 1967-1-28 130 Los Angeles San Clemente Island. Comment
  RSA415634  Astragalus pachypus var. pachypus Robert Gustafson 1978-6-1 997 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  RSA0006851  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1882-10 1117 Los Angeles Ballona Rancho near Santa Monica Comment
  UCSB43765  Astragalus trichopodus Nakashima, L. 1982-4-18 Los Angeles East side of Stage Road; 1 mile southeast of Catalina airfield on Santa Catalina Island 457 Comment
  POM1741  Astragalus trichopodus var. lonchus L. R. Abrams 1901-04 1187 Los Angeles Ballona Harbor, Los Angeles Comment
  RSA156059  Astragalus trichopodus var. lonchus P. H. Raven 1962-5-20 17794 Los Angeles Santa Catalina Island, Middle Canyon 2.9 miles above the Ranch. 244 Comment
  RSA415736  Astragalus trichopodus var. lonchus Grethe Markedahl, E. S. Spalding 1922-2-16 s.n Los Angeles Sentous Station, near Los Angeles. Comment
  SFV1783  Astragalus trichopodus var. lonchus C. Gasser s. n. Los Angeles Santa Monica Mountains 0.5 miles from Highway 101 on Malibu Canyon Road, on the mountain side. 366 Comment
  RSA415702  Astragalus trichopodus var. phoxus Robert Gustafson 1978-5-2 931 Los Angeles Extreme southeastern end of Hungry Valley, ca 1/4 mile west of Hwy. 5, 7 miles south of Gorman on Hwy. 5. 945 Comment
  OBI71769  Astragalus trichopodus var. trichopodus Suzan Barth, Steven Korenstein 1994-5-18 15 Los Angeles Towsley Cyn. Ed Davis Park 50 m S of upper parking lot 340 Comment
  RSA190962  Athysanus pusillus R. F. Thorne, Reed C. Rollins, D. Propst, R. Carolin 1967-3-18 36749 Los Angeles Santa Catalina Island: lower end Bullrush Canyon 183 Comment
  SEINET3929858  Atriplex amnicola Howard C. Stutz 1991-4-16 95464 Los Angeles Malibu Lagoon. (Cross Creek).; 0 Comment
  POM155636  Atriplex californica M. B. Dunkle 1928-4-9 1816 Los Angeles Emerald Bay, Santa Catalina Island. 6 Comment
  JEPS85111  Atriplex canescens Roy E. Buck, Rexford Palmer 1989-4-28 1221 Los Angeles ca 0.5 air km e Pyramid Rock summit (21 air km nw of Castaic, Piru Gorge below Pyramid Dam, in large w-draining side canyon (next large canyon s of Posey Canyon) near mouth); Piru Gorge below Pyramid Dam, s of Posey Canyon 731 Comment
  CAS-BOT-BC170016  Atriplex confertifolia Carl B. Wolf 1932-9-15 4085 Los Angeles Antelope Valley, 2 blocks W. of center of town of Lancaster - Mojave Desert 718 Comment
  SBBG65345  Atriplex confertifolia R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  SBBG13627  Atriplex coulteri P. H. Raven 1962-5-8 17633 Los Angeles W side of island opposite Wilson Cove 45 Comment
  POM213098  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  UCR95166  Atriplex lentiformis Steve Boyd, Valerie Soza, V. Jotikasthira, Lauren Raz 1996-7-11 8908 Los Angeles Liebre Mountains, Castaic Creek from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 500 Comment
  SD90538  Atriplex lentiformis subsp. breweri Robert F. Thorne 1973-4-12 42936 Los Angeles San Clemente Island, Pyramid Cove at south end of island; small point between Triton and Thresher. Comment
  SFV1079  Atriplex leucophylla P. G. Kilburn 1958-7-13 858 Los Angeles Malibu Beach, 0.25 miles west of Malibu Pier. Near Malibu Lagoon. Comment
  OBI6008  Atriplex nummularia Carl B. Wolf 1931-12-30 2632 Los Angeles Playa del Rey 15 Comment
  UC850830  Atriplex nummularia Edith A. Purer 1935-5-11 6586 Los Angeles sandy hillside Playa del Rey Comment
  SBBG20507  Atriplex pacifica E. R. Blakley 1963-12-7 6357 Los Angeles E end of Pyramid Cove 7 Comment
  UC444328  Atriplex parryi Parry 1881-1 282 Los Angeles Colton Lancaster; Mohave Desert; Colton, Lancaster, Mohave Desert Comment
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Mar 1 2011
  UCR95550  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9022 Los Angeles Liebre Mountains, Bouquet Canyon, south of Vazquez Canyon and NW of Cruzan Mesa, along Vazquez Canyon Road, c. 0.9 mi east of jct with Bouquet Canyon Road 524 Comment
  RSA478402  Atriplex semibaccata F. R. Fosberg 1931-4-22 S 4678 Los Angeles Eagle s Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  SBBG130605  Atriplex suberecta S. A. Junak 2000-10-12 SCa 1408 Los Angeles Middle Ranch stables 198 Comment
  RSA0115079  Atriplex suberecta Steven A. Junak 2000-10-13 SCa- 1415 Los Angeles Santa Catalina Island. Deer Valley Reservoir (Summit Reservoir). 168 Comment
  SD107824  Atriplex triangularis Robert F. Thorne 1974-9-13 45092 Los Angeles Santa Catalina Island; along east side of inner Catalina Harbor. 0 Comment
  RSA213403  Atriplex watsonii M. B. Dunkle 1939-4-4 7264 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  CAS-BOT-BC145908  Avena fatua George B. Grant 1905-4-30 86 Los Angeles Pasadena. Comment
  IRVC26474  Avena fatua A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26142 Los Angeles 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 Western San Gabriel Mtns. 488 Comment
  CATA405  Azolla filiculoides Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 532 Los Angeles Santa Catalina Island: Cottonwood Stream, above bridge at main road 22 Comment
  RSA418209  Baccharis douglasii F. R. Fosberg 1931-5-18 4906 Los Angeles Cottonwood Canyon near mouth Santa Catalina Island 30 Comment
  CAS-BOT-BC106764  Baccharis salicifolia Carl B. Wolf 1927-12-31 1464 Los Angeles Hill on Occidental College Campus Comment
  CAS-BOT-BC98173  Baccharis salicifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - summit Comment
  CHSC99215  Baccharis salicifolia John C. Dittes; Rudolph A. Dittes 2006-10-30 1418 Los Angeles South Coast Subregion; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of Victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. 207 Comment
  POM50720  Baccharis salicifolia L. R. Abrams 1901-04 1393 Los Angeles Tujunga Wash Comment
  RSA585695  Baccharis salicifolia Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3007 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA659162  Baccharis salicifolia S. Koukol, E. Lutz 1998-4-26 23 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  RSA754088  Baccharis salicifolia Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1802 Los Angeles Lario San Gabriel River Trail Park 180 Comment
  UCD129476  Baccharis salicifolia subsp. salicifolia Geoffrey Levin 1974-4-27 59 Los Angeles Evey Canyon, a side Canyon of San Antonio Canyon. 731 Comment
  CLARK-A1528-7861  Barbarea orthoceras John C. Roos 1947-5-31 3664 Los Angeles San Gabriel Mountains Comment
  SD72852  Bassia americana F. R. Fosberg 1931-8-19 7287 Los Angeles Compton, in vacant lot. Comment
  SEINET6329477 Image available Beloperone californica T. C. Arambula 1966-1 93 Los Angeles Claremont, Rancho Santa Ana Botanic Garden Comment
  HSC87152  Berberis nevinii Steve Boyd, Dave Kelly 1986-6-20 1959 Los Angeles San Francisquito Cyn at LADWP pump station #2, S of pump Comment
  RSA188358  Bergerocactus emoryi R. F. Thorne, P. C. Everett 1965-6-24 35050 Los Angeles Santa Catalina Island, on ridge between Little Harbor and mouth of Cottonwood Canyon. 61 Comment
  RSA0084856  Bidens laevis R. G. Swinney 2010-10-15 14049 Los Angeles From Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake. 317 Comment
  CAS-BOT-BC101987  Bidens pilosa P. A. Munz 1918-5-19 2260 Los Angeles Claremont Comment
  LA31647  Bidens pilosa Peter H. Raven; 1959-10-10 14617 Los Angeles Santa Monica Mountains, Westwood, UCLA campus 129 Comment
  UCR270049  Blitum californicum R. G. Swinney 2011-3-17 14117 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  SEINET10570461  Bloomeria aurea Hermann E. Hasse Hasse s.n. 1891 Los Angeles Hills Comment
  RSA628703  Bloomeria crocea L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  SEINET10533739  Bloomeria crocea Gordon H. True 1935-5-16 True 290 Los Angeles Mouth of Bouquet Canyon. North slope, open grassy spot. 1500 feet. Comment
  POM123052  Bloomeria crocea var. crocea Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  CHSC83650  Boechera arcuata John Dittes; Chris Williams 1989-4-29 5 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Upper Big Tujunga Creek; ca. 0.25 mi. downstream of bridge to Camp Colby. On upper slope above creek bank. 929 Comment
  SBBG72277  Boechera arcuata R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  UC284225  Boechera arcuata P. A. Munz 1923-5-26 6860 Los Angeles Rock Creek San Gabriel Mts. 1767 Comment
  JEPS53127  Boechera platysperma Frank W. Peirson 1918-7-7 58 Los Angeles Ontario Ridge San Gabriel Mts. 2438 Comment
  LA204237  Boechera pulchra O. A. Plunkett; 1926-4-13 sn Los Angeles San Gabriel Mountains, Devil's Punch Bowl, Little Rock Comment
  UCR272618  Boechera repanda R. G. Swinney 2011-8-5 15591 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA729782  Boschniakia strobilacea R. G. Swinney 1999-8-9 7602 Los Angeles San Gabriel Mtns.: Big Horne Ridge, c. 1.5 mi SW of West Baldy peak of Mt. San Antonio 2317 Comment
  RSA452005  Bowlesia incana E. S. Spalding 1925-4-23 s.n Los Angeles Turnbull [?] Canyon Comment
  SD53047  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles Santa Catalina Island, above Emerald Bay. 121 Comment
  UCR258943  Brassica geniculata R. G. Swinney 2010-4-23 12336 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CATA34  Brassica nigra USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 17 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: North, Slope: approx. 35% 41 Comment
  SFV12458  Brassica nigra M. H. Grayum, D. L. Koutnik 1978-1-28 955 Los Angeles Santa Monica Mountains Along Temescal Canyon Road. 8 Comment
  RSA482919  Brassica rapa F. R. Fosberg 1931-5-14 S- 11872 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  LA210058  Brassica rapa John O'Leary; 1973-2-17 Los Angeles Westwood, vacant lot in SE corner of Hilgard and Westholme Comment
  POM305060  Brassica rapa Henry J. Ramsey, Henry J. Ramsey 1937-1-2 359 Los Angeles Altadena. 396 Comment
  UCR280567  Brassica rapa subsp. sylvestris R. G. Swinney 2014-5-13 16485 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  UC1119092  Brickellia californica J. Horton 1935-8-20 241 Los Angeles by Big Salton Dam (Fall, Lewis Paul Canyon, Pomona); Pomona, Fall, Lewis Paul Canyon 548 Comment
  RSA600582  Brickellia nevinii Steve Boyd, Lauren Raz 1997-4-30 9599 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  UCR146463  Brickellia nevinii Orlando Mistretta 1992-6-12 570 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  UCR17767  Brickellia nevinii Jack Weber 1975-10-17 s.n. Los Angeles San Gabriel Mtns., Glendora Mountain Road 612 Comment
  UC557783  Brodiaea kinkiensis Nell Murbarger May 1936 219 Los Angeles San Clemente Island Comment
  UCR273214  Bromus R. G. Swinney 2011-7-8 15491 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA133766  Bromus arizonicus P. H. Raven 1959-4-19 14012 Los Angeles Santa Monica Mountains: Along shore 0.8 miles east of Ventura County Line. 8 Comment
  RSA0091727  Bromus berteroanus R. G. Swinney 2011-4-20 14438 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA385307  Bromus carinatus Anonymous 1914-6-29 s.n. Los Angeles Inglewood. Comment
  RSA773824  Bromus carinatus R. G. Swinney 2009-6-3 11034 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR216381  Bromus carinatus Dan S. Cooper 2010-5-10 510- 54 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 305 Comment
  UCR273448  Bromus carinatus R. G. Swinney 2011-5-19 14760 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  RSA311352  Bromus carinatus var. carinatus R. F. Thorne, M. Z. Thorne 1969-7-10 38431 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  RSA574275  Bromus carinatus var. carinatus Timothy S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  POM363428  Bromus catharticus Anstruther Davidson 1917-04 3224 Los Angeles E. Los Angeles. Comment
  SBBG56657  Bromus catharticus M. N. Ackley -Oct-1925 5 Los Angeles Glendale, La Canada Blvd 213 Comment
  CAS-BOT-BC534058  Bromus diandrus R. G. Swinney 2010-4-15 12224 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25--0.7 mi E of Pacoima Wash 524 Comment
  CATA763  Bromus diandrus Mark L. Hoefs 1991-5-28 1302 Los Angeles Santa Catalina Island: At Black Jack Campground 490 Comment
  RSA592358  Bromus diandrus L. C. Wheeler 1967-5-9 9406 Los Angeles San Gabriel Mountains. Aliso Canyon. 945 Comment
  UCR256172  Bromus diandrus R. G. Swinney 2010-3-22 12000 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  CAS-BOT-BC155588  Bromus grandis G. B. Grant 1902-5-10 s.n. Los Angeles Arcadia. Comment
  LA105354  Bromus hordeaceus Barry A. Prigge; 1989-4-23 8424 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  LA98902  Bromus hordeaceus E. R. Hobbs; 1978-4-23 78 -167 Los Angeles Sand Canyon, W Santa Clara River Valley Comment
  POM158328  Bromus hordeaceus M. B. Dunkle 1927-3-31 1777 Los Angeles Santa Catalina Island. Little Harbor. 152 Comment
  RSA221478  Bromus hordeaceus Arthur C. Gibson 1971-4-16 1851 Los Angeles [San Gabriel Mountains] Near mouth opening into San Antonio Canyon, Stoddard Canyon, Angeles National Forest 738 Comment
  UCR153564  Bromus hordeaceus A. C. Sanders, T. B. Salvato 2005-4-26 29723 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
  UCR186782  Bromus hordeaceus Gary Kovnat, LeRoy Gross 2003-2-16 31 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  UCR258965  Bromus hordeaceus R. G. Swinney 2010-2-27 11759 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CATA713  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-5-3 1213 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  RSA0088418  Bromus madritensis subsp. rubens R. G. Swinney 2010-2-27 11744 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
  SDSU959  Bromus madritensis subsp. rubens R. M. Beauchamp 1967-3-17 236 Los Angeles On Slope east of Wilson Cove. San Clemente Island, Calif. Comment
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May 16 2008
  RSA648256  Bromus rubens Jami Liberi 1983-4-16 14 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  SBBG31464  Bromus rubens R. F. Thorne 1966-4-4 35787 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  UCD59725  Bromus sterilis Marian Vincent 1964-6-24 580 Los Angeles Wrightwood Road at old Ice Skating Rink across the road from Camp Centinella 3 miles west of Wrightwood. Comment
  UCR92087  Bromus tectorum Scott D. White 1996-4-21 3936 Los Angeles Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill Blvd., east of Towne Ave. 323 Comment
  RSA0019997  Bromus tectorum R. F. Thorne 1973-5-11 43484 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano 1159 Comment
  RSA466526  Calandrinia breweri H. E. Hasse 1909-07 2308 Los Angeles Topanga Canyon Comment
  JEPS61616  Calochortus albus Frank W. Peirson 1920-6-10 2163 Los Angeles Little Santa Anita Canyon San Gabriel Mountains 1066 Comment
  POM8271  Calochortus albus Philip A. Munz, R. D. Harwood 1920-5-17 3977 Los Angeles Topango Canon [now Topanga Canyon]. Santa Monica Mountains. 91 Comment
  CATA1029  Calochortus catalinae Mark L. Hoefs 1995-5-4 1950 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  LA103297  Calochortus catalinae Barry A. Prigge; 1986-3-19 6931 Los Angeles SANTA MONICA MOUNTAINS, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  RSA347520  Calochortus catalinae B. A. Prigge 1986-3-19 6931 Los Angeles Santa Monica Mountains: 0.3 miles west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  RSA377311  Calochortus catalinae Richard C. Barkelew 1929-4-7 s.n. Los Angeles Mulholland Highway Comment
  RSA590413  Calochortus catalinae Timothy S. Ross 1993-4-21 6865 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak. 448 Comment
  RSA671261  Calochortus kennedyi Robert Gustafson 1978-6-21 1031 Los Angeles Lower Hungry Valley, Freeman Canyon, about 4.0 miles south of Gorman 945 Comment
  RSA369034  Calochortus plummerae M. B. Dunkle 1933-7-11 3636 Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  UCR20280  Calochortus splendens T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, 0.3 mi below Alder Saddle on 5N04, along South Fork of Little Rock Creek 1677 Comment
  UCR94705  Calochortus striatus A. C. Sanders, E. J. Lott 1993-5-6 13940 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  CAS-BOT-BC132656  Calochortus weedii var. intermedius Scott D. White; Justin Wood 2008-6-4 12056 Los Angeles Puente Hills: NW of Turnbull Canyon. SCE powerline corridor at tower 27 and adjacent access road 348 Comment
  UC54969  Calyptridium monandrum E. Braunton 868 Los Angeles Playa del Rey Comment
  UCR263076  Calyptridium monandrum Mitch Provance 2008-4-14 10142 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
  UCR272946  Calyptridium monospermum R. G. Swinney 2011-8-5 15604 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA710601  Calystegia longipes R. K. Brummitt, S. D. Boyd 1998-5-25 20042 Los Angeles 17 km NNW of Castaic on Ridge Route, 9 km N of Templin Hwy. 1000 Comment
  RSA0084657  Calystegia macrostegia R. G. Swinney 2010-3-10 11815 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  SD47444  Calystegia macrostegia Ira L. Wiggins 1949-2-22 11964 Los Angeles San Clemente Island; near northeast end of island. 45 Comment
  UC879424  Calystegia macrostegia F. R. Fosberg 1931-3-23 S 4335 Los Angeles North Wall Santa Catalina Island, Descanso Canyon (Descanso Canyon, Santa Catalina Island, roadside) 40 Comment
  RSA647793  Calystegia macrostegia subsp. intermedia LeRoy Gross, Laura Moore 2000-6-5 210 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  RSA710775  Calystegia macrostegia subsp. intermedia R. K. Brummitt, S. D. Boyd 1998-5-25 20020 Los Angeles NW end of San Gabriel Mtns., 12 km N of San Fernando just E of Rte. 14 545 Comment
  SBBG112909  Calystegia macrostegia subsp. intermedia unknown 1889-3-30 Los Angeles Santa Catalina Island Comment
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Dec 11 2016
  RSA394924  Calystegia macrostegia subsp. macrostegia Blanche Trask 1901-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  CHSC70522  Calystegia occidentalis subsp. fulcrata R. A. Schlising 1972-7-4 3065 Los Angeles 0.2 mi W of San Bernardino County line and Wrightwood city limit. Comment
  RSA714883  Calystegia peirsonii A. C. Sanders, Mark Elvin, et al. 2003-4-14 25967 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
  SBBG122094  Calystegia peirsonii A. Parikh, N. Gale 2000-5-5 723 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 555 Comment
  UCR238466  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2625 Los Angeles Transverse Ranges; Liebre Mountains, Southern California Edison transmission line tower (Segment 5, structure 16 per TRTP Survey 2008), in the Antelope Valley, west of 70th Street west and north of the California Aqueduct 880 Comment
  RSA764517  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2627 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, SE of Elizabeth Lake Rd. 958 Comment
  UCR191175  Camissonia campestris R. G. Swinney 1999-6-28 7447 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  UCR270501  Camissonia campestris R. G. Swinney 2011-5-26 14850 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
  SBBG33330  Camissonia campestris subsp. campestris A. D. E. Elmer -Jun-1902 3715 Los Angeles Acton Comment
  RSA454045  Camissonia cheiranthifolia subsp. suffruticosa Gale Sphon 1955-4-12 s.n. Los Angeles Open sandy area near beach, Point Dume. Comment
  POM212257  Camissonia graciliflora G. H. True 1931-3-5 47 Los Angeles Foothills. 4 miles west of Palmdale. Comment
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Aug 2 2008
  RSA680068  Camissonia guadalupensis subsp. clementina Mark A. Elvin, Michael Wall, Jennifer Stone 1996-8-8 323 Los Angeles San Clemente Island. Edge of Dune ridge in ocean in scrub area. 30 Comment
  UCR223491  Camissonia hirtella R. G. Swinney 2009-6-8 11076 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  RSA449010  Camissonia ignota E. Crow 1928-2-29 278 Los Angeles Fields, Claremont, So. California. Comment
  RSA697026  Camissonia intermedia LeRoy Gross, P. Morton 2004-6-9 1342 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  RSA0035999  Camissonia micrantha R. G. Swinney 2010-3-11 11869 Los Angeles Flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash. 348 Comment
  UCR206508  Camissonia micrantha A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36945 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  RSA0069649  Camissonia pallida R. G. Swinney 2010-5-19 12832 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  SEINET7040193  Camissonia palmeri A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  POM3175  Camissonia strigulosa Fred Cox 1916-4-15 738 Los Angeles Mts above Claremont. Johnson s pasture. Comment
  CAS-BOT-BC160488  Camissoniopsis cheiranthifolia subsp. suffruticosa Peter H. Raven 1962-5-14 17747 Los Angeles Point Dume Comment
  SD38661  Camissoniopsis cheiranthifolia subsp. suffruticosa Edith A. Purer 1931-4-28 2033 Los Angeles Redondo Beach Comment
  SDSU3370  Camissoniopsis confusa H. Wedberg 1958-4-12 578 Los Angeles At north-east end of tunnel on Solemint-Acton road. Comment
  UC494801  Camissoniopsis hirtella T. Craig 1927-6-8 415 Los Angeles Bear Canyon Trail to Mt. San Antonio; San Gabriel Mts. Comment
  SD247461  Camissoniopsis micrantha R. G. Swinney 2010-3-11 11869 Los Angeles San Gabriel Mountins/Verdugo Mountains: flood plain surrounding Haines Canyon wash, from the I-210 Fwy, in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash (Sunland 7.5'Q) 348 Comment
  UC41571  Campsis grandiflora Ernest Braunton July 1901 Los Angeles Los Angeles, Cal Comment
  UC9908  Canbya candida A. A. Davidson May 1894 Los Angeles Lancaster Comment
  UC10289  Capsella bursa-pastoris W. H. Brewer 1861-2-9 172 Los Angeles Los Angeles Comment
  RSA0038394  Capsella bursa-pastoris L. Haines 1949-3-25 s.n. Los Angeles Canoga Park 243 Comment
  SFV1446  Cardamine californica K. A. Wilson 1961-3-10 969 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  SEINET12004992  Cardamine integrifolia J. F. Bright 1934-1 9240 Los Angeles Santa Monica Coast Range Comment
  RSA0115446  Carex R. G. Swinney 2011-10-13 15783 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
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Sep 12 2018
  RSA364533  Carex Anstruther Davidson 1894-1 s.n. Los Angeles Los Angeles. Comment
  RSA364586B  Carex alma Robin S. Collins 1973-4-30 253 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, near light duty road which leads to beginning of pack trail. 610 Comment
  UC822620  Carex alma I. W. Clokey and E. G. Anderson 1935-5-9 6530 Los Angeles San Dimas Canyon Comment
  CAS-BOT-BC17666  Carex alma Frank W. Peirson 1918-5-21 1636 Los Angeles San Gabriel Mountains. Arroyo Seco Canyon. Comment
  RSA364703  Carex barbarae H. de Forest s.n. Los Angeles Verdugo Woodlands. Comment
  RSA364721  Carex fracta I. M. Johnston 1917-7-31 1505 Los Angeles San Antonio Mts. Icehouse Canon. 1982 Comment
  SEINET7559358 Image available Carex fracta Steve Boyd, Lauren Raz 1997-5-20 9807 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. 1341 Comment
  RSA750214  Carex praegracilis R. G. Swinney 2005-7-21 8314 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR189973  Carex rossii R. G. Swinney 1998-8-27 6821 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA310144  Carex subfusca Wayne E. Sawyer 1981-6-29 70 Los Angeles 1.6 mi W of Dawson Saddle 2301 Comment
  POM1509  Carex triquetra I. M. Johnston 1917-3-6 1917 Los Angeles Evey Canyon, north of Claremont 915 Comment
  SEINET10625711 Image available Carica papaya Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2535 Los Angeles The Farmers Market, 6333 3rd St. Stand: Farm Fresh. Comment
  UC519722  Carpobrotus edulis Joseph Andorfer Ewan 1932-5-19 7526 Los Angeles Playa del Rey. Comment
  RSA425856  Castilleja affinis Reid V. Moran 1941-2-25 609 Los Angeles At Wilson's Harbor [Emerald Bay?], north side of Catalina Island Comment
  SBBG108130  Castilleja affinis S. L. Crockett, S. Schueller 1997-3-8 561 Los Angeles point overlooking Cottonwood Beach, ca. 25 m W of rd Comment
  SBBG31288  Castilleja affinis R. F. Thorne 1966-4-5 35831 Los Angeles Cottonwood Cyn Comment
  LA52000  Castilleja affinis Carl Epling; M. Epling 1940-2-4 s.n. Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  LA82060  Castilleja affinis O. H. Kappler; 1940-6-30 52 Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, lower canyon. Comment
  SEINET4095423  Castilleja affinis R. Moran 1941-1 609 Los Angeles North of Wilson's Harbor, Santa Catalina Island. 50 Comment
  POM71680  Castilleja affinis subsp. affinis P. A. Munz, M. Hill 1925-3-16 9354 Los Angeles 3 miles north of Claremont. 457 Comment
  SEINET4044467  Castilleja angustifolia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, near Kanan-Dume Road. 198 Comment
  UCR144093  Castilleja applegatei subsp. martini Scott D. White, D. E. Bramlet 1998-6-29 6809 Los Angeles San Gabriel Mtns, West of Mt. Islip, just above eastern boundary of San Gabriel Wilderness. c. 4-mi closed section of Hwy 39 from 1.6 miles west of the junction with Crystal Lake access road to the junction with Hwy 2 2012 Comment
  RSA0095312  Castilleja applegatei subsp. martinii Richard G. Swinney 2011-6-6 15016 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA597016  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3809 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1866 Comment
  IRVC28121  Castilleja exserta A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26278 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  JEPS10329  Castilleja exserta subsp. exserta W. L. Jepson 1939-4-21 19223 Los Angeles Saugus Comment
  RSA611506  Castilleja exserta subsp. exserta Louis C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mountains: Spring Hill, San Antonio Canyon. 1220 Comment
  RSA650915  Castilleja foliolosa J. Doty 1969-5-16 669 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  SBBG12822  Castilleja foliolosa E. R. Blakley 1962-10-8 5437 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 365 Comment
  SBBG51265  Castilleja foliolosa J. Doty 1969-5-16 Los Angeles Elizabeth Lake Cyn, 1.4 mi N of jct with Violin Cyn Rd, 7.7 mi N of Castaic Jct 396 Comment
  RSA3508  Castilleja foliolosa Carl B. Wolf 1932-5-9 3451 Los Angeles Santa Catalina Island: Pebbly Beach, hillside canyon. 30 Comment
  RSA545285  Castilleja foliolosa D. Propst, M. Hoefs 1973-3-3 7 Los Angeles Santa Catalina Island: Upper middle Ranch Canyon south. 305 Comment
  UC557802  Castilleja grisea Nell Murbarger Apr 1936 132 Los Angeles s and e sides San Clemente Island Comment
  UC1375268  Castilleja miniata subsp. miniata Robert F. Thorne 1971-8-25 41255 Los Angeles nw slope Mt. Hawkins (Lily Springs); San Gabriel Mts., Angeles National Forest, Lily Spring Comment
  UCR159699  Castilleja miniata subsp. miniata Orlando Mistretta 1992-7-14 715 Los Angeles Transverse Ranges, San Gabriel Mtns: Gold Canyon Trail, Tujunga Ranger District Comment
  UCR273648  Castilleja minor subsp. spiralis R. G. Swinney 2011-6-1 14950 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  UC1563048  Castilleja plagiotoma Steve Boyd and Orlando Mistretta 1986-3-31 1530 Los Angeles 4 mi e Highway 138 junction with Highway 18 ne of Pinyon Hills; Mojave Desert Comment
  UCR238988  Castilleja subinclusa subsp. subinclusa Anuja Parikh, Nathan Gale 2010-5-24 3212 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.0 km west of State Hwy 14, 1.6 km southwest of California Aqueduct, under powerlines 1005 Comment
  RSA531095  Caulanthus amplexicaulis var. amplexicaulis H. E. Hasse, Davidson 1906-6-1 1505 Los Angeles Lowell Mine, Big Rock Creek Comment
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Nov 19 2015
  RSA628557  Caulanthus amplexicaulis var. amplexicaulis L. C. Wheeler 1967-8-25 10533 Los Angeles Angeles National Forest: near Reed Spring, South Fork Big Rock Creek, E side Mt. Williamson 1859 Comment
  UCR209214  Caulanthus cooperi R. G. Swinney 1998-4-14 6001 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCR95372  Caulanthus coulteri var. coulteri T. S. Ross 1995-4-7 8363 Los Angeles Liebre Mtns., Templin Hwy, c. 1800-1900 ft NE of intersection with the Old Ridge Rt. 832 Comment
  RSA398826  Ceanothus cordulatus Bonnie C. Templeton 1932-5-31 5054 Los Angeles Big Pines Park, San Gabriel Mountains 2092 Comment
  SD215636  Ceanothus cordulatus Timothy S. Ross, Steve Boyd & Peter W. Fritsch 1990-6-11 3360 Los Angeles Big Rock Creek Canyon: ca 120 meters north-northwest of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin); Valyermo 7.5' USGS topo sheet 1730 Comment
  UCR209892  Ceanothus cordulatus R. G. Swinney 2008-7-24 9269 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA398870  Ceanothus crassifolius Robin S. Collins 1973-4-9 232 Los Angeles Angeles National Forest, San Gabriel Mounts: Trail Canyon. 610 Comment
  RSA748667  Ceanothus crassifolius R. G. Swinney 2008-3-31 8592 Los Angeles Glendora Mountain summit 1003 Comment
  UCD111430  Ceanothus crassifolius Daryl Koutnik 1978-3-10 s.n. Los Angeles on east facing hillside in Browns Canyon in the Santa Susanna Mountains. 411 Comment
  RSA616374  Ceanothus crassifolius var. planus Scott D. White 1998-4-20 6313 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 579 Comment
  RSA25782  Ceanothus greggii var. vestitus Carl B. Wolf 1941-7-1 10938 Los Angeles 6 3/10 mi. w. of Palmdale on Rd. to Elizabeth Lake along Amargosa Creek. 884 Comment
  RSA0021013  Ceanothus integerrimus Duncan S. Bell, Caitlin Elam 2013-7-11 5360 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  LA44857  Ceanothus leucodermis Carl Epling; 1943-4-12 sn Los Angeles Little Rock Creek Camp, near Palmdale Comment
  OBI78706  Ceanothus leucodermis Jill M. Bushakra, John Bushakra 2001-6-2 119 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
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Mar 23 2015
  RSA654167  Ceanothus leucodermis Marilyn Porter 1991-5-5 13 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  UCR190107  Ceanothus leucodermis R. G. Swinney 1998-8-27 6792 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  UCR273039  Ceanothus leucodermis R. G. Swinney 2011-7-8 15521 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  RSA399108  Ceanothus megacarpus Ora M. Clark 1929-2-3 1497 Los Angeles Topanga Canyon. Comment
  SD45616  Ceanothus megacarpus Darley F. Howe 1953-5-2 Los Angeles Wain Canyon, Catalina Island Comment
  UC50448  Ceanothus oliganthus var. oliganthus H. M. Hall Apr 1903 3743 Los Angeles Arroyo Seco Comment
  CAS-BOT-BC63304  Ceanothus spinosus Ernest Braunton 1903-1-12 777 Los Angeles Laurel Canyon. Comment
  CAS-BOT-BC63310  Ceanothus spinosus Henry J. Thompson 1959-3-27 1891 Los Angeles Santa Monica Mountains. Saddle Peak. 1.5 mi. e. of peak. 731 Comment
  CAS-BOT-BC63345  Ceanothus spinosus Edith Abigail Purer 1935-5-11 6564 Los Angeles Malibou Rd., Santa Monica Mountains. Comment
  UCSB3979  Ceanothus spinosus Wedberg, H. 1958-2-22 Los Angeles About 5 miles W. of Beverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  RSA723071  Centaurea melitensis LeRoy Gross 2007-5-16 2739 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  RSA534047  Centaurea melitensis Timothy S. Ross, Orlando Mistretta 1991-5-19 5271 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove. 1800 ft SE of Malo Knoll 426 Comment
  UCSB22833  Centaurea melitensis Palmer, Elizabeth 1908-5-25 Los Angeles Los Angeles Comment
  RSA658531  Centranthus ruber Diane Elliott 1985-5-10 28 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UC84368  Centrostegia thurberi var. thurberi K. Curran July 1884 Los Angeles Mohave Desert, Lancaster Lancaster; Mohave Desert, Lancaster Comment
  CDA3347  Cerastium glomeratum L. C. Wheeler 1969-5-3 s.n. Los Angeles San Gabriel Mountains: Bluebird truck trail. Comment
  LA38637  Cerastium glomeratum Henry J. Thompson; 1959-11-23 3008 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  RSA585030  Ceratonia siliqua Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  RSA453285  Cercocarpus betuloides C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA583076  Cercocarpus betuloides Tim S. Ross 1993-4-22 6912 Los Angeles Santa Catalina Island: SW part of the island in Bullrush canyon; near 'dogleg.' 236 Comment
  UCR124463  Cercocarpus betuloides I. W. Clokey, B. C. Templeton 1929-1 4596 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  CAS-BOT-BC142129  Cercocarpus betuloides var. betuloides Victor Duran 1933-8-10 3544 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1394 Comment
  CAS-BOT-BC142133  Cercocarpus betuloides var. betuloides S. B. Parish 1916-3-28 10747 Los Angeles Eagle Rock Parck, Los Angeles Comment
  CAS-BOT-BC142162  Cercocarpus betuloides var. betuloides Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  RSA549802  Cercocarpus betuloides var. betuloides Wandalee Thompson 1964-4-18 27 Los Angeles Thompson Ranch Fire Road, 20660 West Pine Canyon Rd., 7 miles west of Lake Elizabeth. 1128 Comment
  UC466614  Cercocarpus betuloides var. blancheae R. L. Pendleton 1909-7-4 1406 Los Angeles s of Avalon (Santa Catalina Island); Santa Catalina Island 365 Comment
  UC859445  Cercocarpus betuloides var. blancheae Ezra C. Knopf 152 Los Angeles Santa Catalina Island Comment
  UCR17929  Cercocarpus betuloides var. blancheae G. R. Johnstone 1934-5-20 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon, near Avalon above Descanso Bay 91 Comment
  CAS-BOT-BC143893  Cercocarpus betuloides var. traskiae Reid Moran 1941-3-5 678 Los Angeles Salta Verde, Santa Catalina Island 250 Comment
  JEPS45572  Cercocarpus traskiae Blanche Trask 1834-3-31 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC279529  Chaenactis artemisiifolia Alice Eastwood 1919-5-29 8926 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC279533  Chaenactis artemisiifolia F. W. Peirson 1919-7-3 242 Los Angeles Lukens Peak, San Gabriel Mts. 914 Comment
  CAS-BOT-BC276897  Chaenactis fremontii A. D. E. Elmer 1902-6-1 3626 Los Angeles Palmdale Comment
  UCR223691  Chaenactis glabriuscula R. G. Swinney 2009-6-24 11260 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA648719  Chaenactis glabriuscula Hasmig Babayan 1981-4-26 3 Los Angeles West for trail of San Gabriel river off CA Hwy 39. Comment
  RSA0091119  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-13 12180 Los Angeles 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA0115777  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-3-29 14252 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
  UC718348  Chaenactis glabriuscula var. glabriuscula Carl B. Wolf 1936-5-27 Los Angeles 2 mi of Soledad Canyon (Indian Canyon Camp); San Gabriel Mts., Indian Canyon 914 Comment
  CAS-BOT-BC277516  Chaenactis glabriuscula var. lanosa G. B. Grant 1902-5-5 4932 Los Angeles Lincoln Park Comment
  RSA0008382  Chaenactis glabriuscula var. orcuttiana Robert Gustafson 1980-7-9 1790 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA495553  Chaenactis santolinoides S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 355 Los Angeles Mountain High Ski Resort. W of Wrightwood; N slopes of San Gabriel Mts. 2018 Comment
  UCR220276  Chaenactis stevioides R. G. Swinney 2009-4-24 10490 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA587249  Chaenactis xantiana Orlando Mistretta 1994-5-13 1197 Los Angeles San Gabriel Mts; Little Rock Creek, slopes E of creek opposite confluence with Kitter Canyon 1067 Comment
  POM351851  Chaenactis xantiana Ralph Hoffmann 1930-6-6 s.n. Los Angeles Piru Creek. Comment
  RSA587365  Chaenactis xantiana Orlando Mistretta 1995-4-25 1646 Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  LA200427  Chamaesyce albomarginata Joseph Andorfer Ewan; 1932-7-11 7973 Los Angeles Los Angeles, Van Nuys Estate of Loma Drive Comment
  RSA0069838  Chamaesyce albomarginata R. G. Swinney 2010-5-12 12738 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
  SFV2082  Chamaesyce albomarginata P. G. Kilburn 1958-3-11 655 Los Angeles San Gabriel Mountains Wayside Honor Ranch, south of Castaic. On road to cow pasture above headquarters. Comment
  SFV21973  Chamaesyce maculata A. Baznekian 2011-8-23 6 .1 Los Angeles Los Angeles Basin Glendale. 522 harvard St. 145 Comment
  LA32393  Chamaesyce serpyllifolia Peter H. Raven; Henry J. Thompson 1959-10-14 14628 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E end of lake 220 Comment
  LA201003  Cheilanthes cooperae Carl Wishner; 1990-1-24 1679 Los Angeles Simi Hills, Dayton Canyon along S side of Canyon 320 Comment
  CHSC24454  Cheilanthes covillei G. R. Pintler 1976-4-16 13 Los Angeles Ca. 5.2 mi w of Junc of Mt. Baldy Rd and Glendora Ridge Rd, ca. 2 m s of Glendora Ridge Rd, ca. 2 mi w of Sunset Peak. 914 Comment
  UC483379  Cheilanthes newberryi L. R. Abrams and I. L. Wiggins 1931-7-6 349 Los Angeles vicinity of Mosquito Harbor; San Clemente Isl Comment
  UC7279  Chenopodium ambrosioides A. J. McClatchie 1892-12-12 26 Los Angeles near Pasadena Comment
  UCR176994  Chenopodium atrovirens Sharon Dougherty 2001-9-7 s.n. Los Angeles San Gabriel Mtns., Kratka Ridge 2134 Comment
  RSA594203  Chenopodium berlandieri Steve Boyd, Lauren Raz 1996-10-14 9050 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA502794  Chenopodium botrys T. S. Ross, Annette Ross 1989-9-20 1776 Los Angeles San Antonio Canyon near pond west of Spring Hill and below Baldy Road in the Canyon 975 Comment
  UCR50999  Chenopodium californicum A. C. Sanders, E. J. Lawlor 1988-4-3 7743 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  CAS-BOT-BC110210  Chenopodium rubrum Timothy S. Ross; Steve Boyd 1994-9-21 8334 b Los Angeles Liebre Mountains. Cow Spring Pond. Sag pond on the San Andreas Fault Zone at the north foot of Liebre Mountain and on the south side of West Oakdale Canyon Road, ca. 100 m west of the Cow Spring Canyon drainage. 1155 Comment
  UCR194585  Chimaphila menziesii R. G. Swinney 1998-8-31 6861 Los Angeles San Gabriel Mtns., San Antonio Ridge, 1.1 mi. west of Mt. Baldy, east of saddle 2415 Comment
  RSA0056356  Chorizanthe brevicornu James R. Shevock 1972-4-30 1628 Los Angeles 3 miles S. of Palmdale, Sierra Highway. 822 Comment
  RSA0065549  Chorizanthe parryi T. Sargent 1959-5-18 s.n. Los Angeles Rio Hondo Wash N. of Highway 99. Comment
  UCD170167  Chorizanthe parryi var. fernandina Mark A. Elvin; Cathleen Weigand 2003-4-8 2453 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Halsey Canyon and Castaic Creek, N of Hwy 126. 319 Comment
  CAS-BOT-BC245250  Chorizanthe staticoides P. A. Munz; R. D. Harwood 1920-5-15 3924 Los Angeles Sepulveda Canyon, Santa Monica Mts. Plants of Southern California 243 Comment
  UC635061  Chorizanthe staticoides Margaret Stason 1927-5-14 Los Angeles Bouquet Canyon , Bouquet Canyon (San Gabriel Mountains) Comment
  UCR155389  Chorizanthe staticoides A. C. Sanders, T. B. Salvato 2005-5-24 30273 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  RSA303937  Chorizanthe staticoides James R. Shevock 1971-5-11 1053 Los Angeles Old Sierra Highway near Soledad Junction 518 Comment
  UCR190765  Chorizanthe watsonii R. G. Swinney 2001-6-2 7958 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  SBBG62356  Chorizanthe xanti var. xanti R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  SEINET11860561  Chrysothamnus nauseosus subsp. albicaulis H. W. Graham 1927-9-9 9 /9/2012 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson near Los Angeles Comment
  RSA718283  Chrysothamnus nauseosus subsp. consimilis R. G. Swinney, Dave W. Larson 1996-7-17 5139 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  RSA589097  Chrysothamnus nauseosus subsp. hololeucus Orlando Mistretta 1994-9-13 1460 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA601690  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  RSA729725  Cirsium occidentale var. californicum R. G. Swinney 1999-6-18 7325 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  SBBG65901  Cirsium occidentale var. californicum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA0070678  Cirsium occidentale var. californicum Steve Boyd, Thomas Elias 1987-4-14 2044 Los Angeles San Gabriel Mountains, Rincon-Red Box Rd. south of Rincon Forest Station, north of Glendora. Comment
  UCR133721  Cirsium occidentale var. occidentale F. R. Fosberg 1931-4-1 S- 4440 Los Angeles Channel Islands, Santa Catalina Island, Avalon 10 Comment
  UC127562  Cirsium occidentale var. venustum H. M. Hall 7399 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC285794  Cirsium vulgare E. R. Blakley 1962-10-5 5466 Los Angeles Middle Ranch Canyon between the mouth of Cape Canyon and its head. Santa Catalina Island 228 Comment
  RSA010941  Cistanthe monandra Fay A. MacFadden 1930-4-30 1628 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA570166  Cistanthe monandra Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4817 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna 1119 Comment
  CAS-BOT-BC223891  Cistus incanus Timothy S. Ross; Steve Boyd 1990-5-15 2526 Los Angeles San Gabriel Mountains. Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; peripheral ridge N from Yerba Buena Rd dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N). In areas closer to the road (3N29) 1021 Comment
  RSA279054  Cistus ladanifer R. F. Thorne 1971-4-23 41464 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon. 609 Comment
  JEPS27142  Clarkia bottae Ira W. Clokey, B. Templeton May 1929 4534 Los Angeles Mandeville Canyon Santa Monica Mountains 250 Comment
  UC142993  Clarkia bottae unknown Aug. 1910 Los Angeles Los Angeles Comment
  SEINET12189210  Clarkia bottae Unknown 1933-1 8469 Los Angeles near Los Angeles Comment
  HSC16281  Clarkia cylindrica David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  UC1018317  Clarkia cylindrica subsp. cylindrica H. Lewis and M. Lewis 1947-5-7 212 Los Angeles 0.4 mi n Latigo Canyon Road (Decker Road); Santa Monica Mts. Comment
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Jun 27 2006
  SD39466  Clarkia deflexa Mr. H. Ritter 1931-4-26 Los Angeles Arroyo Seco near Ostrich farm Comment
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Nov 30 2010
  CHSC35191  Clarkia dudleyana Paul Bailey 1971-5-28 67 Los Angeles 6 mi. N. of Pasadena in Millard Cyn. in San Gabriel foothills. 457 Comment
  UCD15675  Clarkia dudleyana Anne B. Overturf 1989-5-28 17 Los Angeles Eaton Canyon. 365 Comment
  RSA609955  Clarkia dudleyana R. S. Woglum 1930-5-10 s.n. Los Angeles Western Transverse Ranges: San Fernando Valley. North Hollywood. Comment
  SBBG95242  Clarkia epilobioides M. B. Dunkle 1928-4-10 1828 Los Angeles Johnson's Cyn Comment
  POM9618  Clarkia epilobioides P. A. Munz, R. D. Harwood 1920-5-15 4009 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  LA211084  Clarkia purpurea Arthur C. Gibson; 2011-6-8 5356 Los Angeles SANTA MONICA MOUNTAINS, Along service road, UC NRS Stunt Ranch, Stunt Rd. Comment
  RSA545319  Clarkia similis Tim S. Ross 1992-5-17 6342 Los Angeles San Gabriel Mountains: center W side of the San Gabriel Reservoir; short easterly spur canyon along Highway 39. 463 Comment
  RSA587123  Clarkia xantiana subsp. parviflora Orlando Mistretta, Steve D. Boyd 1995-5-23 1730 Los Angeles Bare Mountain Canyon, Slopes on E side of main drainage 1357 Comment
  UCR127168  Claytonia A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26148 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
  RSA0059501  Claytonia exigua subsp. exigua Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4978 Los Angeles Soledad Canyon Wash between Acton and Paris. 835 Comment
  RSA590866  Claytonia parviflora subsp. parviflora Orlando Mistretta 1994-1 997 Los Angeles San Gabriel Mountains: Little Rock creek. slopes E of Little Rock Reservoir. 976 Comment
  UC148009  Claytonia parviflora subsp. parviflora C. F. Baker 1909-4-19 5360 Los Angeles Claremont Comment
  UCR197762  Claytonia parviflora subsp. parviflora Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 62 A Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA587048  Claytonia parviflora subsp. parviflora Orlando Mistretta, Mark Elvin 1995-5-10 1689 E Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1768 Comment
  UCR16570  Claytonia perfoliata Karl Bernhard 1967-5-13 s.n. Los Angeles San Gabriel Mtns., County road N3; [vicinity of Lucas Creek] 5 miles from turnoff from Angeles Crest Highway 1067 Comment
  UCR179653  Claytonia perfoliata R. G. Swinney 1970-4-4 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, 0.75 mi. east of Glendora Mtn. Rd. in Big Dalton Canyon 366 Comment
  RSA466713  Claytonia perfoliata subsp. mexicana Ora M. Clark 1929-1-16 1473 Los Angeles Elyssian park, L.A. Comment
  SFV1264  Clematis lasiantha K. A. Wilson 1961-3-12 1018 Los Angeles Santa Monica Mountains Decker Road, 1 mile north of junction of eastern portion of Mulholland Highway. 490 Comment
  UC1125910  Clematis lasiantha Jerome S. Horton 1936-6-19 369 Los Angeles road to Bell Canyon Dam; Pomona Quad., Bell Watershed Comment
  UCR124235  Clematis lasiantha T. S. Ross, Steve Boyd 1990-5-14 2464 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1073 Comment
  UCD95597  Clematis pauciflora W. Bertsch 1954-4-19 492 Los Angeles Little Dalton Canyon. 365 Comment
  UCR94671  Cleomella obtusifolia A. C. Sanders, E. J. Lott 1993-5-6 13978 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
  SBBG94267  Clinopodium douglasii F. R. Fosberg 1931-4-28 4702 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  RSA0107438  Collinsia R. G. Swinney 2011-5-19 14773 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
  UCR229166  Collinsia Dan S. Cooper 2011-5-5 511- 56 C Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  SBBG15796  Collinsia bartsiifolia var. davidsonii W. G. Webb 1935-4-20 Los Angeles near Lancaster Comment
  UCR191169  Collinsia heterophylla R. G. Swinney, Dave Larson 1999-7-21 7567 Los Angeles San Gabriel Mtns., upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE of Browns Flat 1463 Comment
  RSA0035052  Collinsia heterophylla Harold L. Pirie 1963-5-21 s.n. Los Angeles Santa Monica Mts., on Robinson Rd. off Topanga Cyn. Rd. 274 Comment
  CAS-BOT-BC240943  Collinsia parryi Frank W. Peirson 1923-5-21 3514 Los Angeles San Gabriel Mts., Fish Canon [Canyon] Comment
  UCR253385  Colocasia R. G. Swinney 2010-9-1 13648 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  UCSC000505  Conium maculatum L. Crutcher 1933-6-21 s.n. Los Angeles low waste place, Seventh St. Bridge Seventh St. Bridge - Long Beach Comment
  RSA0021291  Conyza canadensis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5086 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  POM310451  Conyza canadensis Margaret Hardinge 1945-10-23 15 Los Angeles Claremont irrigation ditch. 351 Comment
  UCR223302  Cordylanthus nevinii R. G. Swinney 2009-7-29 11426 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA347576  Coreopsis bigelovii B. A. Prigge 1986-3-20 6965 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  RSA590524  Coreopsis bigelovii Orlando Mistretta 1994-3-30 967 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of creek below Little Rock Dam. 991 Comment
  RSA710538  Coreopsis bigelovii LeRoy Gross 2005-5-3 2204 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., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  POM49819  Coreopsis californica L. R. Abrams 1901-4-6 1387 Los Angeles Big Tujunga Wash Comment
  POM48458  Coreopsis californica var. californica P. A. Munz 1925-3-16 9357 Los Angeles Cobal Canyon, north of Claremont. 518 Comment
  RSA702965  Coreopsis californica var. californica Scott D. White, Michael Honer 2004-3-30 9970 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  SEINET891919  Coreopsis gigantea A. C. Sanders 1988-1 7594 Los Angeles El SegundoDunes, immediately west of LA International Airport and Pershing Dr., east of Vista Del Mar Blvd. Comment
  CAS-BOT-BC105652  Corethrogyne filaginifolia F. Grinnell Jr. 1917-8-27 s.n. Los Angeles Upper Arroyo Seco Canyon [Canon], San Gabriel Mountains Comment
  CAS-BOT-BC105703  Corethrogyne filaginifolia Fordyce Grinnell, Jr. 1916-9-20 s.n. Los Angeles San Gabriel Mts., near Pasadena 2590 Comment
  RSA774609  Corethrogyne filaginifolia R. G. Swinney 2009-7-29 11409 Los Angeles Pacifico Mountain summit 2134 Comment
  UCR273186  Corethrogyne filaginifolia R. G. Swinney 2011-10-25 15891 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  RSA0001075  Corethrogyne filaginifolia var. peirsonii P. A. Munz 1923-10-7 7785 Los Angeles Newhall. Comment
  SBBG105564  Cornus glabrata T. Ross, S. Boyd 1994-6-23 8076 Los Angeles "Dogwood Spring", seepy area situated in northeasterly draw draining from Grass Mtn to upper Burns Cyn 1264 Comment
  SBBG52693  Cornus glabrata F. R. Fosberg 1931-4-24 4679 Los Angeles Hamilton Cyn Comment
  CAS-BOT-BC287264  Cotula australis Geo. L. Moxley 1927-5-1 2070 Los Angeles Arroyo Seco, Highland Park, Los Angeles Comment
  RSA725669  Crassula colligata subsp. lamprosperma Steve Boyd 2003-1-17 10441 Los Angeles Vicinity of Irwindale east of the San Gabriel River and west of gravel pits, just north of Foothill Blvd, ca. 600 meters west of Irwindale Ave. 177 Comment
  RSA0041777  Crassula connata Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2812 Los Angeles Santa Catalina Island: Hillside of upper Cape Canyon. 451 Comment
  RSA600786  Crassula connata var. connata L. C. Wheeler 1948-4-26 6635 Los Angeles Altadena. Oak Grove Park, Devil's Gate Dam. 321 Comment
  RSA423446  Crassula connata var. erectoides E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  RSA394747A  Cressa truxillensis M. B. Dunkle 1929-10-20 2147 Los Angeles Howland's, Santa Catalina island. Comment
  RSA595950  Cressa truxillensis Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8875 Los Angeles Liebre Mountains, southeastern end of Peace Valley in San Andreas Rift Zone, fault sag south of Highway 138 and north of the California Aqueduct, ca. 0.75 air miles west of Quail Lake. 1006 Comment
  SBBG41342  Cressa truxillensis M. R. Benedict 1970-6-27 Los Angeles Little Harbor Comment
  SBBG13486  Crocanthemum greenei E. R. Blakley 1962-10-5 5433 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  CATA56  Crossosoma californicum USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 35 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  CATA680  Crossosoma californicum Mark L. Hoefs 1991-4-23 1171 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  CHSC93232  Croton californicus John Dittes 2005-11-26 1300 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. Highschool; wash of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  RSA70560  Croton californicus F. W. Peirson 1918-10-17 276 Los Angeles foot of Pacoima Canyon 457 Comment
  SFV2074  Croton californicus R. L. Armacost May 1934 s. n. Los Angeles Playa del Rey. Hills east of Loyola University. 45 Comment
  SFV2076  Croton californicus K. A. Wilson 1961-3-12 1006 Los Angeles Santa Monica Mountains Point Dume. Summit of Birdview and Cliffside Drive. 38 Comment
  SJSU13235  Croton californicus C. W. Sharsmith 1943-9-10 4583 Los Angeles Mojave Desert near Llano Comment
  UCR270523  Croton californicus R. G. Swinney 2010-4-13 12189 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA781934  Croton setiger A. C. Sanders, Dan S. Cooper 2010-8-5 38557 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  CATA1369  Crypsis vaginiflora Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2491 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  UCR189949  Cryptantha R. G. Swinney 1998-8-31 6869 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
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Feb 19 2020
  UCR191739  Cryptantha A. C. Sanders 2008-4-23 35096 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR276771  Cryptantha R. G. Swinney 2011-5-16 14728 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
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Dec 7 2018
  SBBG132078  Cryptantha S. A. Junak, B. Collins 1991-4-25 SCI 213 Los Angeles Middle Ranch Cyn, just downstream from cement dam 463 Comment
  RSA0001756  Cryptantha abramsii L. R. Abrams 1903-3-14 3139 Los Angeles San Pedro Hills near Malaga Cove. Comment
  UCR116287  Cryptantha circumscissa B. G. Pitzer 1998-5-12 3703 Los Angeles Western Mojave Desert, W side of 170th Street East, 0.5 mi. south of Avenue 'J' (N5), and c. 0.2 mi. north of the west entrance to Saddleback Butte State Park 890 Comment
  LA31585  Cryptantha clevelandii Henry J. Thompson; 1959-5-31 2050 Los Angeles Santa Monica Mountains, Decker Road 0.7 mi. S of Ventura-Los Angeles county line 426 Comment
  UCR154138  Cryptantha corollata A. C. Sanders, T. B. Salvato 2005-4-26 29743 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  RSA773619  Cryptantha decipiens R. G. Swinney 2009-4-29 10579 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  RSA729449  Cryptantha echinella R. G. Swinney 1998-7-8 6314 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  JEPS18520  Cryptantha intermedia Rimo Bacigalupi 1957-5-12 5878 Los Angeles 0.25 mi above U.S. Army Nike launching site (on slopes above Las Flores Canyon (on so-called Malibu Burn)); Santa Monica Mts. 274 Comment
  LA94304  Cryptantha intermedia Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA94306  Cryptantha intermedia Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA596018  Cryptantha intermedia T. S. Ross, J. Mark Porter 1995-5-4 8441 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  SBBG96956  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4290 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  SFV7983  Cryptantha intermedia T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1349 Los Angeles San Gabriel Mountains Near lower Trail Canyon. 732 Comment
  UC56861  Cryptantha intermedia Harley P. Chandler 1897-2-6 Los Angeles Claremont 487 Comment
  POM368264  Cryptantha intermedia M. B. Dunkle 1939-4-4 7260 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  POM369525  Cryptantha intermedia M. Bisbee 1917-5-1 s.n. Los Angeles Hills north side of Eagle Rock Valley. Comment
  SD230184  Cryptantha micrantha Louis C. Wheeler 1968-5-30 Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. Comment
  LA94313  Cryptantha microstachys Carl Epling; 1926-5-8 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA660820  Cryptantha microstachys LeRoy Gross 2001-5-27 422 Los Angeles Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek 427 Comment
  RSA748196  Cryptantha microstachys Scott D. White, Justin M. Wood 2009-5-6 12647 Los Angeles San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  UCR273127  Cryptantha microstachys R. G. Swinney 2011-5-6 14602 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
  IRVC26334  Cryptantha muricata A. C. Sanders, Andy Thompson 2003-4-15 25987 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  RSA0067561  Cryptantha muricata R. G. Swinney 2010-5-4 12498 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR126634  Cryptantha muricata A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26051 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
  UCR146207  Cryptantha muricata Scott D. White, Michael Honer 2004-6-24 10488 B Los Angeles Pomona Valley/ San Gabriel Mtn. Foothills, City of Claremont; San Antonio Canyon alluvial fan, N of Baseline Ave. and west of concrete-lined flood control channel 518 Comment
  UCR258733  Cryptantha muricata R. G. Swinney 2010-3-16 11922 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
  SEINET6088096  Cryptantha muricata Louis C. Wheeler 1967-5-23 9692 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SBBG63810  Cryptantha muricata var. jonesii R. Hoffmann 1927-6-14 Los Angeles Pine Cyn 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
  RSA0079400  Cryptantha muricata var. jonesii L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil s Canyon, depression on bench NE of Campground. 1433 Comment
  RSA0078912  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2956 a Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  SEINET8555263  Cryptantha muricata var. muricata I. W. Clokey, B. C. Templeton 1935-5-18 5667 Los Angeles San Gabriel Canyon, one mile above dam. Comment
  UCR127959  Cryptantha nevadensis var. rigida A. C. Sanders, E. J. Lott 1993-5-6 13953 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA586462  Cryptantha oxygona Orlando Mistretta, Steve D. Boyd 1994-6-21 1368 Los Angeles Santiago Canyon, near summit of Pacifico Mountain 1982 Comment
  RSA729658  Cryptantha oxygona R. G. Swinney 1998-7-2 6257 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA659942  Cryptantha similis Orlando Mistretta 1992-5-18 356 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR217690  Cucurbita foetidissima A. C. Sanders, Dan S. Cooper 2010-8-5 38561 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR280884  Cucurbita moschata R. G. Swinney 2014-5-15 16537 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
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Aug 13 2017
  RSA669715  Cupressus arizonica LeRoy Gross 2002-2-2 471 Los Angeles North side: Shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. ( grown back and gone back to nature, but shown on The Thomas Guide, street guide and director 625 Comment
  SEINET10531086  Cupressus sempervirens David B. Dunn 1939-10-25 Dunn UMO 46541 Los Angeles Cultivated plants collected in the vicinity of Colorado Blvd. and Orange Dr., Pasadena, Calif. 274 Comment
  RSA409678  Cuscuta californica T. S. Clare 1929-2-21 s.n. Los Angeles Santa Monica Canyon Comment
  UC55020  Cuscuta californica H. P. Chandler 1902-6-3 2010 Los Angeles near Cahuenga Peak; Brush Canyon Comment
  UCR255472  Cuscuta californica Dan S. Cooper 2014-6-26 614- 30 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., southeastern corner of Griffith Park, slope north of Commonwealth Nursery site, above Vista del Valle Dr. 276 Comment
  RSA409694  Cuscuta californica G. J. Hollenberg 1928-7-24 s.n. Los Angeles S of Del Rey, Palisadea along RR at foot of bluff Comment
  RSA234451  Cuscuta reflexa James Henrickson 1969-10-30 4868 -C Los Angeles Campus of California State College Comment
  SD230157  Cycladenia humilis var. venusta V. W. Steinmann 1996-6-17 915 Los Angeles San Gabriel Mountains: ca. 2.5 km (by air) south-southwest of Mt. San Antonio, along Baldy Trail. 2550 Comment
  POM11945  Cynodon dactylon H. S. Yates 1914-5-22 s.n. Los Angeles Near Long Beach. Comment
  SBBG128261  Cyperus eragrostis M. L. Hoefs, S. A. Junak 1996-7-9 2737 Los Angeles lower Cape Cyn Reservoir, Cape Cyn 237 Comment
  POM184656  Cyperus esculentus L. C. Wheeler 1932-9-23 1402 Los Angeles San Gabriel. 106 Comment
  RSA0046816  Cyperus odoratus Mark L. Hoefs, Steven A. Junak 1996-7-9 2726 Los Angeles Santa Catalina Island: Just below Middle Ranch Reservoir overflow, Middle Canyon. 170 Comment
  POM11156  Cystopteris fragilis F. W. Peirson 1920-9-15 s.n. Los Angeles Mt. San Antonio, north slope 2819 Comment
  RSA0103426  Datisca glomerata R. G. Swinney 2011-10-18 15811 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1021 Comment
  CDA36676  Datisca glomerata G. C. Fleischman 1943-8-8 Los Angeles Highway San Gabriel Mountains to Palmdale. 0 Comment
  UCSB8389  Datisca glomerata Wedberg, H. 1958-7-15 Los Angeles Behind store at jct. of New and Old Topanga Rds.; Santa Monica Mountains Comment
  RSA421889  Datura wrightii Bonnie C. Templeton 1964-10-24 10190 Los Angeles Along Exposition Blvd. Comment
  UC897691  Deinandra clementina Carl B. Wolf 1932-10-3 Los Angeles at site of Tent City, Pebbly Beach Santa Catalina Island 7 Comment
  UC897744  Deinandra fasciculata Ezra C. Knopf 140 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC131016  Deinandra minthornii David D. Keck 1932-10-14 1953 Los Angeles N. of Chatsworth city limits, on first hill to west of Topango Canyon Blvd., Santa Susana foothills Comment
  UCR193145  Delphinium glaucum R. G. Swinney 1999-8-16 7652 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  CAS-BOT-BC7961  Delphinium parishii subsp. parishii R. G. Swinney 1998-7-14 6435 Los Angeles San Gabriel Mountains, Pine Mountain Ridge, 0.2-0.3 mi. W of Camp Lupine trail 2247 Comment
  RSA600075  Delphinium parishii subsp. parishii Steve Boyd, Lauren Raz 1997-5-20 9830 Los Angeles Liebre Mountains region: ''Radio Tower Summit'' of Liebre Mountain on the divide between Horse Camp Canyon and Castaic Creek drainages. 1756 Comment
  RSA68784  Delphinium parishii subsp. parishii F. W. Peirson 1919-5-11 419 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 915 Comment
  UCR127051  Delphinium parryi M. S. Enright 2003-5-24 s.n. Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  LA52175  Delphinium parryi subsp. parryi W. O. Griesel; 1936-3-17 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  RSA398719  Delphinium parryi subsp. parryi Ralph Hoffmann 1930-5-3 s.n. Los Angeles Bouquet Canyon. Comment
  SBBG55838  Delphinium parryi subsp. parryi L. Topp 1967-5-22 175 Los Angeles SE of Foothill and Mills, Claremont 396 Comment
  CAS-BOT-BC121545  Delphinium patens subsp. hepaticoideum P. H. Raven 1959-5-9 14171 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Rd. Malibu Creek drainage. 243 Comment
  HSC31671  Delphinium patens subsp. hepaticoideum Thomas E. Higley 1974-4-20 30 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  RSA433209  Dendromecon rigida G. R. Johnstone 1930-3-30 s.n. Los Angeles Mint Canyon, 14 mi from Saugus. Comment
  UCR273280  Dendromecon rigida R. G. Swinney 2011-10-18 15836 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  RSA183002  Dendromecon rigida subsp. rhamnoides S. Carlquist, Robert F. Thorne 1966-4-28 1823 Los Angeles Upper terminus of road to Renton Mine, Santa Catalina Island. Comment
  RSA233593  Dendromecon rigida subsp. rhamnoides Robert F. Thorne 1970-3-5 39362 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
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Jan 22 2018
  RSA253135  Dendromecon rigida subsp. rhamnoides Gary D. Wallace, Haefs 1975-3-23 1410 Los Angeles Santa Catalina Island. 1/8 mile E of NS road from Avalon along dirt road toward White's Landing. 412 Comment
  POM353069  Deschampsia elongata Kessler 1923-9-1 s.n. Los Angeles Mt. Waterman. Comment
  SD197725  Descurainia pinnata R. G. Swinney 2008-5-2 8739 Los Angeles San Gabriel Mountains; Big Rock Creek at Paradise Springs, on cmapground property. 1000 Comment
  SD1933  Descurainia pinnata subsp. glabra Ruth B. Randall 1931-7-9 176 Los Angeles Recreation Ground, Big Pine Swartout Comment
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Jul 5 2010
  JEPS53459  Descurainia sophia W. L. Jepson 1935-4-17 17038 Los Angeles Lancaster Mohave Desert (w Mohave Desert) 716 Comment
  SEINET6915181  Descurainia sophia W. P. Vestal, A. G. Vestal 1955-3-26 3484 Los Angeles Antelope Valley east of Fairmont on 110th Street. Comment
  CAS-BOT-BC402320  Dicentra chrysantha F. A. Thackery 1928-5-18 383 Los Angeles Tajunga [Tujunga] Comment
  UCD139221  Dichelostemma capitatum Marc Meyer 1993-3-20 7 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  RSA584327  Dichelostemma capitatum subsp. capitatum Timothy S. Ross, Steve Boyd 1991-3-23 4251 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs, (destroyed by development) 926 Comment
  RSA652838  Dichelostemma capitatum subsp. capitatum Roxanne Smith 1991-5-12 22 Los Angeles Hills about 0.6 mile south-east of Golden Springs and Diamond Bar Blvd. Comment
  CHSC3680  Diplacus brevipes M. MacArthur 1966-5-26 29 Los Angeles Switzers Camp- San Gabriel Mts. 914 Comment
  CAS-BOT-BC150572  Diplacus parviflorus Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4421 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  UC38055  Distichlis spicata J. Burtt Davy May 9-24 1896 2248 Los Angeles margin of Dry Lake near Rosamond Comment
  SEINET11676808  Distichlis spicata Unknown 1949-1 s.n. Los Angeles Rancho la Brea, Hancock Park, Los Angeles Comment
  RSA0001938  Dithyrea maritima Alice Jane Merritt 1894-06 s.n. Los Angeles Redondo Beach. Comment
  RSA461356  Dodecatheon clevelandii subsp. insulare M. B. Dunkle 1929-3-3 2054 Los Angeles Hamilton Beach; Santa Catalina Island Comment
  UC1178653  Dodecatheon redolens Peter Kamb June 1947 618 Los Angeles Little Jimmy Spring San Gabriel Mts., Little Jimmy Spring 2286 Comment
  UC196549  Draba corrugata Fred E. Burlew June 1916 Los Angeles summit of Mt. San Antonio Comment
  RSA503187  Draba corrugata var. corrugata Gary D. Wallace 1975-7-12 1443 Los Angeles Angeles National Forest: just W of Lodgepole Picnic Ground. West Fork Dorr Canyon at springs above road. 2311 Comment
  CAS-BOT-BC157703  Drymocallis glandulosa var. glandulosa Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles Comment
  LA200108  Dryopteris arguta Lawrence L. Kiefer; 1966-4-16 1878 Los Angeles SANTA MONICA MOUNTAINS, Caballero Creek, S of Tarzana, ca. 1 mi S of the end of Reseda Blvd. 304 Comment
  RSA592373  Dryopteris arguta Mark L. Hoefs 1974-3-28 421 Los Angeles Santa Catalina Island: Upper Bulrush Canyon. 252 Comment
  POM220650  Dudleya densiflora L. C. Wheeler 1932-6-26 876 Los Angeles San Gabriel Canyon 335 Comment
  RSA598225  Dudleya hassei James C. Dice, M. Donoghue 1983-5-20 347 Los Angeles Santa Catalina Island. Hamilton Cove, on slope above road to beach, .25 km NW of Lower Windsock. 61 Comment
  SD129820  Dudleya hassei H. E. Hasse 1902-5-30 Los Angeles Santa Catalina Island. Comment
  UC1211092  Dudleya hassei Huron H. Smith 1912-5-3 4946 Los Angeles Azusa Catalina Island 243 Comment
  CAS-BOT-BC411386  Dudleya lanceolata Carl B. Wolf 1927-7-24 676 Los Angeles 1/2 mile E of Melrose 457 Comment
  UC115256  Dudleya virens T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  SDSU5737  Dudleya virens subsp. hassei Jim Dice, Michael Donoghue & Terry Martin 1983-5-20 346 Los Angeles Santa Catalina Island, northeast-facing slope above Pebbly Beach Drive, between Avalon Bay and Abalone Point. 23 Comment
  SDSU5743  Dudleya virens subsp. hassei Jim Dice, Michael Donoghue & Terry Martin 1983-5-20 347 Los Angeles Santa Catalina Island, Hamilton Cove, on slope above road to beach, ca. 0.25 km. northwest of Lower Windsock. 61 Comment
  SFV12547  Dysphania ambrosioides M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 861 Los Angeles San Fernando Valley Big Tujunga Wash,, on mud flats just behind Hansen Dam. 305 Comment
  RSA656232  Dysphania botrys Joseph M. Keefe 1978-6-10 23370 Los Angeles Verdugo Mountains: south east corner of Physics-Biology Building, Glendale, 1500 North Verdugo Road. 183 Comment
  SD112655  Dysphania botrys D. F. Howe 1956-7-1 2550 Los Angeles Tujunga Can, San Gabriel Mts. 456 Comment
  POM365259  Echinochloa crus-galli Wm Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  UCR108411  Echinochloa crus-galli L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  UCR205668  Echinochloa crus-galli A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36937 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  UCD61099  Echinochloa muricata J. O. McMullin 1914-9-11 Los Angeles Casa Desierto. Comment
  SBBG70218  Ehrendorferia chrysantha R. Hoffmann 1925-5-16 Los Angeles East Bouquet Cyn Comment
  LA29207  Ehrendorferia ochroleuca Blaire; Mary V. Hood, Jean Wylie 1936-5-17 100 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA584628  Ehrharta calycina Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6949 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
  RSA0011695  Elaeagnus angustifolia T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3336 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  UCR179247  Eleocharis acicularis R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 366 Comment
  CATA1331  Eleocharis macrostachya Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2432 Los Angeles Santa Catalina Island: Lower Buffalo Springs Reservoir 426 Comment
  CATA2048  Eleocharis macrostachya Steven A. Junak 1998-6-12 729 Los Angeles Santa Catalina Island: Small vernal pond at impounded area of small canyon on E side of Catalina Harbor 36 Comment
  RSA750459  Eleocharis parishii R. G. Swinney 2005-7-21 8335 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SD227681  Eleocharis parishii Scott D. White 1997-5-14 5127 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mts. SE of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA705546  Eleusine coracana subsp. africana R. E. Riefner Jr. 2004-8-22 4 -382 Los Angeles City of Pasadena, Arroyo Seco Creek, S of Arroyo Boulevard. NAD 83 226 Comment
  CAS-BOT-BC451521  Elodea canadensis Louis C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 411 Comment
  POM211419  Elodea canadensis L. C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains. 412 Comment
  UCR62111  Elymus elongatus R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, 1.5 mi NE of Glendora Mtn. Road 457 Comment
  RSA229121  Elymus elymoides subsp. californicus R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38906 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  POM365337  Elymus glaucus F. R. Fosberg 1931-4-10 S- 4555 Los Angeles Avalon Valley, Santa Catalina Island 50 Comment
  SEINET10864626  Elymus glaucus F. R. Fosberg 1931-4-14 Fosberg S 4610 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Creek bed. Upper Sonoran Zone. 180 Comment
  RSA0031749  Elymus glaucus subsp. glaucus Orlando Mistretta, Christine Mistretta 2008-4-19 2498 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
  RSA0094082  Elymus glaucus subsp. virescens Richard G. Swinney 2011-6-23 15292 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  UCR259091  Elymus glaucus var. glaucus R. G. Swinney 2010-9-9 13756 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SBBG128330  Elymus multisetus S. Ratay 2009-10-15 106 Los Angeles hill S of "Fox Country" SW of Wrigley Reservoir, midslope 444 Comment
  UCR206416  Elymus triticoides R. G. Swinney 2008-6-9 8957 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA401545  Emmenanthe penduliflora Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  SFV13263  Emmenanthe penduliflora M. J. Thor 1983-4-16 169 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCR271678  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-31 14926 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
  RSA93903  Encelia actoni F. W. Peirson 1919-6-13 484 Los Angeles Large colony on south side of canyon of Rock Creek. 1296 Comment
  SBBG17176  Encelia californica K. A. Wilson 1961-2-18 849 Los Angeles Calabasas, Mulholland Hwy Comment
  SFV21027  Encelia californica L. Gross 2002-2-24 484 Los Angeles Verdugo Mountains Northwest side of mountains. Entered at corners of Ledge Ave. and Tuxford Street off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow Hills, where Sunland Blvd. runs through. 305 Comment
  RSA598108  Encelia farinosa var. farinosa Steve Boyd, Lauren Raz 1997-3-4 9155 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  UC1175015  Ephedra californica E. K. Balls 1959-5-28 23817 Los Angeles Rancho Santa Botanic Garden Claremont, Rancho Santa Botanic Garden Comment
  CAS-BOT-BC81809  Ephedra nevadensis Timothy S. Ross 1992-4-4 6104 Los Angeles Big Rock Cree: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road. Valyermo USGS 7.5' Quad 1210 Comment
  RSA590074  Ephedra nevadensis Orlando Mistretta 1994-3-30 979 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA129437  Ephedra viridis G. T. Nordstrom 1935-3-24 408 Los Angeles 1.75 miles S. W. of Mouth of Beartrap Canyon 793 Comment
  POM214455  Epilobium canum subsp. canum Louis C. Wheeler 1931-10-16 253 Los Angeles Sawpit Canyon. San Gabriel Mountains. 305 Comment
  POM2979  Epilobium canum subsp. canum L. T. Street 1918-11-3 s.n. Los Angeles San Jose Hills. Comment
  RSA149820  Epilobium canum subsp. canum George W. Barclay 1839-09 3053 Los Angeles San Pedro. Comment
  RSA595642  Epilobium canum subsp. canum Steve Boyd, Lauren Raz 1996-10-8 9005 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 0.9 miles south of junction with Forest Service Road 6N08. 561 Comment
  SD44622  Epilobium canum subsp. canum Darley F. Howe Oct 1951 2162 Los Angeles Mandeville Canyon; Santa Monica Mountains. Comment
  UC472169  Epilobium canum subsp. canum J. Ewan 1931-10-24 5289 Los Angeles East Fork Dume Canyon Santa Monica Mts. 426 Comment
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May 8 2014
  UCR209916  Epilobium canum subsp. latifolium R. G. Swinney 2008-7-25 9301 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
  RSA448502  Epilobium canum subsp. mexicanum F. H. Elmore 1939-11-24 s.n. Los Angeles Wilson Cove, San Clemente Island. Comment
  RSA594928  Epilobium ciliatum Steve Boyd, Lauren Raz 1996-10-8 8994 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  UC1922242  Epilobium ciliatum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1363 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  RSA448495  Epilobium ciliatum L. M. Booth 1932-6-28 1212 Los Angeles Los Bolsas. Comment
  RSA588473  Epilobium ciliatum subsp. ciliatum F. R. Fosberg 1930-7-3 S- 3030 Los Angeles Lexington Wash, San Gabriel River, El Monte. Comment
  UC873339  Epilobium ciliatum subsp. ciliatum F. R. Fosberg 1931-7-10 S 5370 Los Angeles below spring and in creek bed Santa Catalina Island, Middle Ranch Canyon, Eagle's Nest 180 Comment
  UC845348  Epipactis gigantea Louis C. Wheeler 1932-8-2 1108 Los Angeles N Fork San Gabriel River San Gabriel Mts. 1432 Comment
  RSA84282B  Equisetum hyemale var. affine F. W. Peirson 1920-4-25 8450 B Los Angeles Arroyo Seco, Pasadena 411 Comment
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Jan 4 2014
  RSA684618  Equisetum laevigatum M. B. Dunkle 1928-5-20 1964 Los Angeles Middle Ranch Gorge, Santa Catalina Island. 91 Comment
  RSA638920  Equisetum laevigatum L. C. Wheeler 1946-8-27 6269 Los Angeles San Gabriel Mountains. Jackson lake. 1859 Comment
  LA94031  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-5-7 1999 Los Angeles 30 Comment
  RSA684711  Equisetum telmateia var. braunii Blanche Trask 1900-07 s.n. Los Angeles Avalon, Santa Catalina Islands Comment
  UCD33022  Eragrostis pectinacea var. pectinacea Beecher Crampton 1965-10-27 7592 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  RSA594309  Eremocarpus setiger Steve Boyd, Lauren Raz 1996-10-14 9041 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA0105894  Eriastrum densifolium subsp. austromontanum Thos. Craig 1927-6-19 462 Los Angeles Soledad Canon [canyon] Road near junction with Mint Canyon Road. Comment
  RSA0104340  Eriastrum densifolium subsp. austromontanum R. F. Thorne, M. Z. Thorne 1967-7-19 37201 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  UC52504  Eriastrum sapphirinum Ernest Braunton 1902-6-20 475 Los Angeles Colton Comment
  CAS-BOT-BC514990  Eriastrum sapphirinum subsp. dasyanthum R. F. Hoover 1968-6-6 11147 Los Angeles Summit of Santa Monica Mts. just W of Sepulveda Blvd. Comment
  SFV12567  Ericameria cooperi var. cooperi M. H. Grayum, D. L. Koutnik 1977-11-25 886 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  RSA679284  Ericameria cuneata Mark A. Elvin, Anne Marie Ruff 1996-8-1 307 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 3.9 mi from gate. Cliff on roadcut. Comment
  RSA135126  Ericameria linearifolia Peter H. Raven 1960-4-24 15126 Los Angeles Cornell Corners, Santa Monica Mts. 213 Comment
  RSA598855  Ericameria linearifolia Steve Boyd, Timothy S. Ross 1997-3-21 9230 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  UCR206431  Ericameria linearifolia R. G. Swinney 2008-6-10 8979 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  RSA0016993  Ericameria linearifolia P. A. Munz 1923-5-26 6826 Los Angeles Big Rock Creek, San Gabriel Mts. 1402 Comment
  SEINET3146539  Ericameria monactis H. M. Hall, H. P. Chandler 1906-6-11 7389 Los Angeles near Lancaster; S CA Comment
  RSA758717  Ericameria nauseosa var. bernardina R. G. Swinney 2008-10-8 9532 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  UC1746111  Ericameria nauseosa var. bernardina Annetta M. Carter, Arthur Carter 1935-9-13 987 Los Angeles Open ridge 1.5 mi. E of Horse Flats. San Gabriel Mtns. Comment
  CAS-BOT-BC299018  Ericameria nauseosa var. hololeuca Joseph Andorfer Ewan 1936-8-5 9931 Los Angeles Mescal Creek 1524 Comment
  CAS-BOT-BC298044  Ericameria nauseosa var. mohavensis C. B. Wolf 1931-10-23 2491 Los Angeles Swartout Valley 1 mile E of Wrightwood Lodge, San Gabriel Mts 1828 Comment
  CAS-BOT-BC131655  Ericameria parishii var. parishii C. W. Sharsmith 1938-8-30 3867 A Los Angeles South slopes between Barley Flats and Red Box Divide, San Gabriel Mountains 1158 Comment
  CAS-BOT-BC131663  Ericameria parishii var. parishii Carl B. Wolf 1931-10-20 2296 Los Angeles Below Padua Hills Theatre, above Claremont, W. slope of San Gabriel Mts. 457 Comment
  SBBG120056  Ericameria pinifolia A. C. Sanders 2003-5-22 26822 Los Angeles boundary of Irwindale and Azusa, E of Irwindale Ave, S of Interstate 210 (which bisects pit) and N of Santa Fe Railroad, E of the San Gabriel River channel 171 Comment
  UCR239984  Ericameria teretifolia R. G. Swinney 2009-11-13 11602 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  CAS-BOT-BC294821  Erigeron breweri var. covillei Clare B. Hardham 1959-6-16 4870 Los Angeles Between Pear Blossom and Llano Comment
  CAS-BOT-BC296200  Erigeron foliosus var. foliosus L. R. Abrams 1917-7-8 6614 Los Angeles Topanga Canyon, Santa Monica Mountains 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
  RSA703183  Erigeron foliosus var. foliosus Scott D. White 2004-8-11 10696 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA800514  Erigeron foliosus var. foliosus Jane Tirrell 2012-8-20 LS 0158 Los Angeles North-facing bench along Pacific Crest Trail approx. 0.5 mi west of Windy Gap. 2436 Comment
  UC1929729  Erigeron foliosus var. foliosus Scott D. White, Justin Wood 2008-5-8 11945 Los Angeles Puente / Chino Hills: SCE powerline corridor, E of Fullerton Rd. and S of Pathfinder, above Rowland Heights. Comment
  POM21165  Erigeron foliosus var. foliosus Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Lowe, San Gabriel Ridge. 1616 Comment
  CHSC3729  Eriodictyon Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  POM223250  Eriodictyon crassifolium var. crassifolium Louis C. Wheeler 1933-6-24 1882 Los Angeles Verdugo Creek, Verdugo Hills. 534 Comment
  RSA222244  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-2 4206 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 854 Comment
  RSA717026  Eriodictyon crassifolium var. nigrescens Gary Kovnat, LeRoy Gross 2003-2-16 20 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SD253466  Eriodictyon parryi R. G. Swinney 2011-5-31 14913 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  RSA779985  Eriodictyon trichocalyx R. G. Swinney 2009-6-17 11219 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA455066  Eriodictyon trichocalyx var. trichocalyx Robert M. Perkins 1936-5-23 266 Los Angeles San Gabriel Canyon. Comment
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Dec 15 2011
  SFV21164  Eriodictyon trichocalyx var. trichocalyx J. N. Hogue 2007-6-21 295 .1 Los Angeles San Gabriel Mountains Along Sulphur Springs Road near Horse Flats Campground. 1765 Comment
  RSA756128  Eriogonum angulosum Orlando Mistretta, Christine Mistretta 2008-4-30 2565 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  RSA802052  Eriogonum baileyi var. baileyi Orlando Mistretta, Kristie Haydu 2011-7-19 5955 Los Angeles Kentucky Springs Cyn. Along Southern California Edison transmission line corridor, 0.5 air miles W of Angeles Forest Hwy, 0.3 air miles N of Angeles National Forest Boundary. 1081 Comment
  POM78651  Eriogonum cinereum Albert J. Perkins 1918-10-28 s.n. Los Angeles Santa Monica Canon. Comment
  UC534869  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles about 1 1/2 mi e ocean beach (Lower Topenga Canyon); Santa Monica Mts., Lower Topenga Canyon Comment
  UCD99814  Eriogonum cithariforme var. agninum Mark A. Elvin 2003-5-25 2927 A Los Angeles NE end of Santa Susana Mtns; Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage. 595 Comment
  UC1537290  Eriogonum clavatum Gordon H. True Jr. 1936-5-16 295 Los Angeles 4 mi s Palmdale (head of Mint Canyon); Mint Canyon 914 Comment
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Dec 22 2020
  CAS-BOT-BC242750  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1990-6-18 3522 Los Angeles San Gabriel Mountains. Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1767 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
  UCR189251  Eriogonum davidsonii R. G. Swinney 1998-5-16 6077 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  IRVC28747  Eriogonum elongatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25518 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  UCR210500  Eriogonum elongatum R. G. Swinney 2008-12-6 9962 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 256 Comment
  SBBG1495  Eriogonum fasciculatum var. fasciculatum H. and M. Dearing 1938-5-22 Los Angeles Decker Ranch Rd Comment
  RSA586662  Eriogonum fasciculatum var. foliolosum Orlando Mistretta 1995-6-1 1744 Los Angeles Carr Canyon, near mouth of canyon 945 Comment
  UCSB18459  Eriogonum fasciculatum var. polifolium Hurst, Linda 1963-2-26 Los Angeles N Kenter Road; 3 miles N of Sunset Blvd; 10 miles E of U.S. Highway 101 548 Comment
  UC161731  Eriogonum giganteum F. M. Reed 1909-7-2 2821 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  RSA526641  Eriogonum giganteum var. formosum Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4223 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
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Nov 20 2012
  OBI69271  Eriogonum giganteum var. giganteum John Knapp, Denise Knapp 2003-4-13 10 Los Angeles Catalina Island, 3688837.079N x 377455.930E 44 Comment
  CAS-BOT-BC253471  Eriogonum gracile Geo. B. Grant 1904-9-15 6422 Los Angeles Pasadena Comment
  SBBG62091  Eriogonum gracile R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  IRVC28808  Eriogonum gracile var. gracile A. C. Sanders, Mark Elvin 2002-6-18 25136 Los Angeles Newhall Ranch, "Sawtooth Ridge" area ca. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 NE end of Santa Susana Mtns. 366 Comment
  SBBG125865  Eriogonum gracile var. gracile A. Parikh, N. Gale 2010-6-4 3257 Los Angeles Sierra Pelona, 2.9 km W of State Hwy 14, 1.2 km S of Avenue S; E Liebre Mtns 995 Comment
  UCR113688  Eriogonum gracile var. gracile L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  RSA646080  Eriogonum gracile var. gracile Orlando Mistretta 1992-9-16 811 Los Angeles San Gabriel Mountains: North of Oak Springs. Oak Springs Trail; Tujunga Ranger District. 793 Comment
  SD236378  Eriogonum gracillimum T. B. Salvato, Sandra Murcia 2005-11-1 1247 Los Angeles West Mojave Desert: NE edge of Plamdale ca 2 mi N of Pearland, 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q. 793 Comment
  UCR117228  Eriogonum gracillimum B. G. Pitzer 1998-5-12 3697 .2 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  SBBG37227  Eriogonum grande var. grande E. R. Blakley 1963-4-9 5569 Los Angeles hillside above Pebbly Beach along Terrace Drive 121 Comment
  RSA250555  Eriogonum kennedyi var. alpigenum Robert F. Thorne 1967-10-3 37296 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  RSA247969  Eriogonum maculatum Robert F. Thorne, Gary D. Wallace 1973-4-24 43442 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA149742  Eriogonum nudum var. pauciflorum Wesley O. Griesel 1961-8-18 s.n. Los Angeles Trail from Charleton Flats to Chilao, San Gabriel Mountains 1524 Comment
  RSA567254  Eriogonum nudum var. pauciflorum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3865 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA718215  Eriogonum nudum var. pauciflorum R. G. Swinney 1997-6-13 5577 Los Angeles South of Pinon Hills, c. 0.5 mi NE of Talbe Mountain, summit of ridge just west of San Bernardino Co. line. 2073 Comment
  UC284886  Eriogonum parishii P. A. Munz 1923-8-31 7680 Los Angeles s Swartout Valley (Blue Ridge); San Gabriel Mts., Blue Ridge 2575 Comment
  UCR210160  Eriogonum parishii R. G. Swinney 2008-7-24 9358 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  SFV6865  Eriogonum plumatella T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 569 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  CAS-BOT-BC253056  Eriogonum roseum Timothy S. Ross; Steve Boyd 1994-6-23 8045 Los Angeles 5514-ft summit and immediately adjacent slopes, Sawmill Mountain, Liebre Mountains 1680 Comment
  UCR145163  Eriogonum saxatile June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  RSA228850  Eriogonum saxatile Robert F. Thorne 1971-6-26 39998 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  UCSB23144  Eriogonum saxatile Wilken, Dieter 1967-7-1 Los Angeles Ridge west of headwaters of Soldier Creek; south of Highway 39 between Islip Saddle and Crystal Lake Junction, San Gabriel Mts 1767 Comment
  UCR209459  Eriogonum umbellatum R. G. Swinney 2008-10-10 9570 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR210144  Eriogonum umbellatum R. G. Swinney 2008-8-13 9402 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  RSA300696  Eriogonum umbellatum subsp. minus James R. Shevock 1974-10-5 3878 Los Angeles About the summit of Mount Baden-Powell; Angelees Nat'l Forest 2866 Comment
  UCSB1500  Eriogonum vimineum 1928-7-7 Los Angeles 2 miles west of Lang Comment
  UCR124729  Eriogonum wrightii var. subscaposum B. C. Templeton 1932-8-25 5077 Los Angeles San Gabriel Mtns., Table Mountain near Big Pines Park, Angeles National Forest 2091 Comment
  POM183627  Eriophyllum confertiflorum Joseph A. Ewan 1929-5-18 3422 Los Angeles Las Flores Canyon Comment
  POM357926  Eriophyllum confertiflorum L. C. Wheeler 1931-11-20 366 Los Angeles 2 miles N of Claremont. 412 Comment
  RSA0095254  Eriophyllum confertiflorum R. G. Swinney 2011-5-6 14581 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  SDSU4092  Eriophyllum confertiflorum Thomas A. Zink 1971-4-1 Los Angeles Above St. Andrews Rd. near the 2300 block of Chevy Chase Canyon. 579 Comment
  UCD132266  Eriophyllum confertiflorum F. R. Fosberg 1931-3-26 S 4397 Los Angeles Sea Bluffs West of Hamilton Canyon. Santa Catalina Island. 40 Comment
  UCR223311  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10846 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  CATA706  Eriophyllum confertiflorum var. confertiflorum Mark L. Hoefs 1991-5-3 1205 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  LA105418  Eriophyllum confertiflorum var. confertiflorum Barry A. Prigge; 8532 Los Angeles Santa Susana Mountains, between Falls Creek and Devil Canyon: ca. 1 air mi. NE of junction of Simi Valley Frwy and Topanga Canyon Blvd 502 Comment
  RSA586993  Eriophyllum confertiflorum var. confertiflorum Orlando Mistretta 1992-5-8 303 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  RSA151258  Eriophyllum nevinii Peter H. Raven 1962-7-12 18024 Los Angeles Near point at east end of Northwest harbor, San Clemente Island. 30 Comment
  RSA155769  Eriophyllum nevinii Peter H. Raven 1962-4-12 17312 Los Angeles Rocky walls of canyon, with Galvezia, in canyon below the Tomb, San Clemente Island 122 Comment
  CATA1873  Erodium brachycarpum Denise Kraus 2000-4-20 9 Los Angeles Santa Catalina Island: (Goat Harbor burn area) At intersection of first ridge trending westward from western fuel break ridge (western fuel break ridge starts midway along parking loop off Airport Road). Approximately 3,200 feet north of Airport Road. At GHB Transect 4 388 Comment
  RSA614645  Erodium moschatum B. Pitzer 1996-4-28 2734 Los Angeles City of Long Beach, Cherry Beach, at W terminus of Junipero Ave., just across street from Bixby Park. Comment
  UC205876  Erysimum capitatum I. Johnston 1917-6-20 1357 Los Angeles Baldy (USFS) Lookout San Antonio Mts. 1828 Comment
  UCR205609  Erysimum capitatum R. G. Swinney 2008-5-13 8849 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  UCR256222  Erysimum capitatum R. G. Swinney 2010-6-4 13035 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
  UCR78129  Erysimum capitatum Wandalee Thompson 1964-4-14 16 Los Angeles Transverse Range; Liebre Mtns., Three Points, between Gorman and Lake Hughes, on Pine Canyon Road 1044 Comment
  SD52404  Erysimum capitatum var. capitatum Benjamin C. Stone Mar 1952 12 Los Angeles Blanchard Park (The Wash) 334 Comment
  RSA532655  Erysimum capitatum var. capitatum Timothy S. Ross 1991-8-14 5772 Los Angeles Roundtop [Mtn], San Gabriel Mountains. 1768 Comment
  SEINET5736547 Image available Erythrina macrophylla M. Reynolds, E. McClintock 1943-1 173 Los Angeles UCLA Botanical Garden.; UCLA Botanical Garden Comment
  CATA284  Eschscholzia californica Mark L. Hoefs 1973-5-21 298 Los Angeles Santa Catalina Island: Canyon above Renton Mine Road 304 Comment
  CAS-BOT-BC403176  Eschscholzia californica Geo. B. Grant No date on label 6891 Los Angeles Alpine Comment
  UCSB9463  Eschscholzia californica Lloyd, Robert 1959-2-27 Los Angeles 1.5 miles below dam in San Dimas Canyon, north side of San Dimas Canyon Rd. in San Gabriel mt. range 365 Comment
  RSA570054  Eschscholzia californica var. peninsularis Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4911 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  CAS-BOT-BC5933  Eschscholzia picta Samuel Bonsal Parish 1887-6-1 1952 Los Angeles San Francisquito Canyon, Los Angeles Comment
  POM243796  Eschscholzia ramosa F. R. Fosberg 1931-4-13 692 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  RSA445473  Eschscholzia ramosa M. B. Dunkle 1939-4-6 7301 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  CHSC95852  Eucalyptus camaldulensis LeRoy Gross 2003-1-26 689 Los Angeles Los Angeles Basin Region: San Fernando Valley: Haines Canyon Channel in Big Tujunga Wash, south front of the San Gabriel Mountains, east of Foothill Blvd. south side of wash. 366 Comment
  UC1870223  Eucalyptus camaldulensis LeRoy Gross 2003-1-26 689 Los Angeles Los Angeles Basin Region: San Fernando Valley: Haines Canyon Channel in Big Tujunga Wash, south front of the San Gabriel Mountains, east of Foothill Blvd. south side of wash 366 Comment
  UCR87157  Eucalyptus camaldulensis T. S. Ross, Walter Appleby 1993-6-7 7366 Los Angeles W end San Gabriel Mtns., draw draining SW from May Canyon Saddle. 1085 Comment
  RSA746624  Eucrypta chrysanthemifolia R. G. Swinney 2008-4-10 8636 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  SFV2530  Eulobus californicus M. L. Vincent 1963-5-7 348 Los Angeles Santa Susana Mountains Santa Susana Pass at the foot of the pass. 0.25 miles off the road in a meadow. 310 Comment
  UCSB7338  Eulobus californicus Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre Canyon 304 Comment
  UCR241707  Euphorbia maculata Dan S. Cooper 2012-9-6 912- 63 Los Angeles Los Angeles Basin, West Los Angeles College, Culver City, along College Blvd. 43 Comment
  RSA607513  Euphorbia maculata L. C. Wheeler 1973-6-15 s.n. Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  RSA0087322  Euphorbia melanadenia R. G. Swinney 2010-3-24 12174 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  RSA9710  Euphorbia peplus L. C. Wheeler 1932-2-20 447 Los Angeles Mandeville canyon, Santa Monica mtns. 137 Comment
  UCR101277  Euphorbia prostrata L. C. Wheeler 1961-8-15 7916 Los Angeles San Gabriel Valley, City of Pasadena, Huntington Memorial Hospital 244 Comment
  UCR101186  Euphorbia serpens L. C. Wheeler 1975-5-11 s.n. Los Angeles San Gabriel Valley, Hacienda Heights, 7th Avenue and Pomona Freeway 110 Comment
  SD241807  Euphorbia serpillifolia Louis C. Wheeler 1936-6-20 4173 Los Angeles Glendale; 500 block of West Glenoak Avenue. 152 Comment
  RSA654331  Euphorbia supina Benjamen Rangel 1992-5-17 777 -48 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; found mostly in the back side of the orchard by the freeway fence and the water drainage. Comment
  CDA4879  Euphorbia terracina T. C. Fuller 1971-7-2 19910 Los Angeles University of California Botanic Garden, Westwood. Comment
  RSA511533  Euphorbia terracina A. C. Sanders 1988-5-18 7832 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  CHSC95499  Euthamia occidentalis LeRoy Gross; John Gross, Johnny Gross, Matthew Gross 2005-11-11 2441 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Tujunga Canyon across from the mouth of Vasquez Creek. 610 Comment
  UCR241594  Festuca arundinacea D. E. Bramlet 1982-5-17 1096 Los Angeles San Gabriel Valley, Walnut, 30 acre parcel near intersection of La Puente Rd. and Lemon Ave., along Lemon Creek 174 Comment
  UCR192183  Festuca microstachys var. pauciflora A. C. Sanders 2008-4-17 34939 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  UCR91506  Festuca myuros Scott D. White 1996-4-13 3931 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  LA13123  Festuca myuros Marjorie Bowler; 1937-10-21 Los Angeles Santa Monica Mountains, Gayley Avenue above Westwood Village, West Los Angeles Comment
  UCR86832  Festuca octoflora Scott D. White 1995-4-27 2959 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
  UCR223336  Festuca pratensis R. G. Swinney 2009-5-27 10857 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR152482  Ficus benjamina A. C. Sanders, Lee Jones 2005-4-8 29366 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  SBBG31136  Ficus carica R. F. Thorne with M. Z. Thorne 1966-5-31 Los Angeles Orizaba Mtn 579 Comment
  UC1595350  Ficus carica Tim Ross 1992-5-17 6356 Los Angeles (156 degrees sse), 285 m distant from mouth of Shoemaker Canyon (East Fork of San Gabriel River); San Gabriel Mountains, East Fork San Gabriel River 640 Comment
  UCR267273  Ficus microcarpa R. E. Riefner Jr. 2014-7-13 14- 245 Los Angeles City of San Pedro, Port of Los Angeles, near Los Angeles Maritime Museum, Sampson Way at West 6th St. 1 Comment
  RSA0069844  Filago californica R. G. Swinney 2010-4-20 12298 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  UCR176953  Filago californica L. C. Wheeler 1967-4-30 9246 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  RSA0023300  Filago californica R. F. Thorne 1980-4-25 54130 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  RSA659732  Filago californica Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 90 Los Angeles San Clemente Island. Comment
  RSA653472  Filago gallica Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 788 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  RSA729527  Forestiera pubescens R. G. Swinney 1999-6-28 7450 Los Angeles Graham Canyon, south of Mescal Highlands Rd. Narrow canyon, sandy soil with boulders, one area with moist soil but no water flow; riparian vegetation surrounded by pinyon-juniper woodland. 1341 Comment
  CAS-BOT-BC52568  Frangula californica subsp. californica R. S. Woglum 1934-6-15 s.n. Los Angeles Altadena Comment
  UC420675  Frankenia salina I. Johnston 1917-6-19 1269 Los Angeles between Mesmer and Playa del Rey Comment
  CAS-BOT-BC223421  Fraxinus dipetala Henry J. Thompson 1959-3-31 1909 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Lobo Canyon, about 2 miles west of Cornell 274 Comment
  UCD122039  Fraxinus dipetala Kenneth A. Wilson 1961-3-11 976 Los Angeles San Gabriel Mtns. Placerita Canyon Road. Wash 3 miles west of Placerita State Park. Comment
  UCR213519  Fraxinus uhdei A. C. Sanders, Karen Kirtland 2010-5-14 38357 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  LA33608  Fritillaria biflora var. biflora Peter H. Raven; Henry J. Thompson 1959-4-3 13913 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi NE of peak. 822 Comment
  UCSB63432  Galenia pubescens var. pubescens Ekhoff, John 1992-6-12 Los Angeles Signal Hill: disturbed, undeveloped property along Hill Street in the two-block area between Stanley and Ohio Avenues. Long Beach USGS 7.5' topo; T4S R12W Sect 29 76 Comment
  CAS-BOT-BC223004  Galium andrewsii subsp. andrewsii W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mt., Angeles National Forest 1615 Comment
  RSA535883  Galium andrewsii subsp. andrewsii Tim S. Ross 1991-9-2 5906 Los Angeles Santa Monica Mtns. Near Mulholland Highway x Yerba Buena Rd. 473 Comment
  UCR126244  Galium angustifolium A. C. Sanders 2003-3-14 25777 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
  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
  RSA587379  Galium angustifolium subsp. angustifolium Orlando Mistretta 1995-4-21 1630 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mi. N of Kitter Canyon 1052 Comment
  POM367664  Galium angustifolium subsp. angustifolium E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  JEPS56057  Galium angustifolium subsp. gabrielense Clare B. Hardham 1966-8-29 14288 Los Angeles Sunset Mtn.<?> Road San Gabriel Mts. 1676 Comment
  RSA602556  Galium angustifolium subsp. nudicaule Louis C. Wheeler 1967-8-9 10426 Los Angeles San Gabriel Mountains: Devil's Canyon on S side Mt. Waterman. 1982 Comment
  RSA632436  Galium californicum subsp. flaccidum Valerie L. Soza, LeRoy Gross 1999-7-15 627 Los Angeles San Gabriel Mountains: Mt. Wilson Trail above Little Santa Anita Canyon. 1067 Comment
  CAS-BOT-BC217471  Galium catalinense Carl B. Wolf 1932-5-11 3552 Los Angeles W. side of Isthmus Harbor, Santa Catalina Island 3 Comment
  UC28209  Galium catalinense Blanche Trask July 1896 Los Angeles Avalon Santa Catalina Island Comment
  SD45603  Galium catalinense D. F. Howe 1953-5-3 Los Angeles Catalina Island, hillside north of Wain Canyon Comment
  RSA535744  Galium catalinense subsp. acrispum Tim S. Ross 1991-5-23 5493 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment 81 Comment
  RSA660876  Galium catalinense subsp. acrispum Orlando Mistretta 1992-4-5 139 Los Angeles Guds, San Clemente Island. Comment
  CATA704  Galium catalinense subsp. catalinense Mark L. Hoefs 1991-5-3 1202 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  SBBG13784  Galium catalinense subsp. catalinense M. A. Piehl 1962-10-3 62493 Los Angeles San Clemente Island Comment
  SBBG119257  Galium grande V. Soza with K. Hughes 1999-7-1 605 Los Angeles Van Tassel Ridge, off Van Tassel Ridge Rd, vicinity of Mt Bliss; T1N R10W N/2, SE/4 S8 1036 Comment
  SBBG119260  Galium grande V. Soza with L. Gross, W. Law 2000-7-5 1050 Los Angeles above San Gabriel Cyn, W of Morris Reservoir, adjacent to E-facing firebreak W of Silver Fish Rd (FS Rd 2N28), ca. 3.2 mi W of San Gabriel Cyn Rd (Hwy 39) along Silver Fish Rd; T1N R10W N/2, SE/4 S11 792 Comment
  UC102569  Galium grande A. J. McClatchie 1893-1 Los Angeles San Gabriel Mts. Comment
  UCR146235  Galium grande Valerie Soza, Monica Acosta 2001-6-19 1296 B Los Angeles Transverse Ranges, San Gabriel Mountains region, Mt. Wilson Trail helispot, W side Little Santa Anita Canyon, c. 2 mi from the Mt. Wilson trailhead in Sierra Madre 823 Comment
  RSA78380  Galium hallii J. C. Roos 1951-7-30 5074 Los Angeles Big Rock Creek, San Gabriel Mts. 1677 Comment
  JEPS21682  Galium jepsonii Rimo Bacigalupi with Reino Alava 1958-7-20 6422 Los Angeles about 1 mi w Cedar Spring (upper slopes of Little Rock Creek Canyon, near base of n-facing side of Kratka Ridge); San Gabriel Mountains, Angeles National Forest, Little Rock 2072 Comment
  UCR73389  Galium johnstonii T. S. Ross 1991-8-14 5743 Los Angeles San Gabriel Mtns, Granite Mountain, southeasterly slope 1887 Comment
  SBBG38865  Galium nuttallii subsp. insulare R. Moran 1941-3-11 700 Los Angeles N of Middle Ranch 250 Comment
  LA50681  Galium nuttallii subsp. nuttallii J. A. Ewan; 1929-3-18 1251 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  RSA202659  Galium parishii F. Ehrendorfer, Grant 1959-6-14 5902 Los Angeles San Gabriel Mountains, hills about 2 miles north of Big Pines. 1982 Comment
  UCR149505  Galium parisiense Valerie Soza, Ian G. Gillespie, LeRoy Gross 2000-5-18 946 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
  IRVC27794  Galium porrigens A. C. Sanders 2005-5-11 30154 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  UCR271478  Galium porrigens R. G. Swinney 2011-6-14 15147 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  JEPS52946  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1966-1-20 4170 Los Angeles State Hwy 23 about 2 mi above junction with US#1; Santa Monica Mts., Los Alisos Canyon Comment
  SBBG132304  Gambelia speciosa S. A. Junak 1995-1-5 SCI- 244 Los Angeles N of Pyramid Head light station, just S of "U18-2" marker 85 Comment
  RSA0034284  Gamochaeta ustulata Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3058 Los Angeles Santa Catalina Island: Lower Bulrush Canyon. 262 Comment
  CAS-BOT-BC158046  Garrya veatchii I. M. Johnston 1918-5-19 1983 Los Angeles San Antonio [Canon] Canyon (Kerkhoff Grade) Comment
  RSA585536  Garrya veatchii Tim S. Ross 1992-4-21 6217 b Los Angeles Glendora Ridge Road: on the divide between San Dimas Canyon and Cattle Canyon, draining northwestward toward Peacock Canyon. 1121 Comment
  RSA0016931  Garrya veatchii K. Bahns 1949-1-16 s.n. Los Angeles Found along Glendora Canyon-Mt. Baldy roadside. 305 Comment
  SBBG13012  Gastridium phleoides E. R. Blakley 1962-6-9 5209 Los Angeles between Triangulation Pts "Chenity" and "Rest"; above Mosquito Cove 335 Comment
  SEINET10897116  Gastridium phleoides Hermann E. Hasse Hasse s.n. Los Angeles Open hills & plains. Comment
  CDA5143  Gaura coccinea var. parvifolia E. Johnson 1939-8-1 Los Angeles Pomona. South Garey St. 0 Comment
  RSA0105759  Gayophytum heterozygum R. G. Swinney 2011-6-7 15038 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
  POM156288  Gayophytum heterozygum L. R. Abrams 1902-6-30 2581 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  UCR41717  Gazania longiscapa G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  POM346774  Geranium californicum Greg Wright 1971-7-24 359 Los Angeles SE Calif Hwy 2, 150 yds sw intersection calif. Hwy N4, 4 mi. W Wrightwood. 2097 Comment
  RSA0108834  Gilia R. G. Swinney 2010-5-21 12887 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA748851  Gilia R. G. Swinney 2008-5-8 8791 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
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Dec 7 2018
  SD181416  Gilia Steve Boyd, Valerie Soza 1998-4-28 10178 Los Angeles Liebre Mountains region; Antelope Valley at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  CATA890  Gilia Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1704 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  SEINET6969902  Gilia Wanda P. Vestal, A. G. Vestal 1955-3-26 3479 Los Angeles East side of road in field, Antelope Valley east of Fairmont on 110th Street. Comment
  LA200753  Gilia angelensis A. M. Johnson; 1934-3-16 4375 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  UC2026429  Gilia austrooccidentalis Louis C. Wheeler 1968-5-30 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, depression on bench NE of Campground. Comment
  UCR214041  Gilia brecciarum A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37981 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  SEINET6061868  Gilia cana Scott D. White 1998-6-29 6832 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  LA81933  Gilia capitata subsp. abrotanifolia O. H. Kappler; 1941-3-20 139 Los Angeles 274 Comment
  RSA11766  Gilia capitata subsp. abrotanifolia E. Lloyd 1933-5-13 s.n. Los Angeles Temescal canyon. Comment
  SD38788  Gilia capitata subsp. abrotanifolia Dr. McDougall 1931-5-4 2063 B Los Angeles Griffith Park. Comment
  UCD117686  Gilia capitata subsp. abrotanifolia Robert F. Thorne; J. Henrickson 1963-5-5 32299 Los Angeles near mouth of Cobal Canyon, in the foothills of the San Gabriel Mountains, 4 miles north of Claremont. 518 Comment
  RSA470149B  Gilia diegensis Anstruther Davidson s.n. Los Angeles Acton. Comment
  RSA0115688  Gilia latiflora subsp. davyi A. C. Sanders 2007-4-25 33588 Los Angeles Tehachapi Mtns.: Oso Canyon, 075 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  UC908889  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-27 3060 Los Angeles 30 mi w Victorville; Mohave Desert, w of Victorville Comment
  CAS-BOT-BC225495  Gilia nevinii L. R. Abrams; I. L. Wiggins 1931-7-6 372 Los Angeles Vicinity of Mosquito Harbor, San Clemente Is. Comment
  RSA527660  Gilia nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4381 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CAS-BOT-BC401997  Gilia ochroleuca subsp. bizonata Timothy S. Ross; Steve Boyd 1994-5-25 7887 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  UCD40980  Gilia ochroleuca subsp. bizonata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-4-14 1604 Los Angeles Antelope Valley Poppy Reserve. Comment
  UCR203190  Gilia ochroleuca subsp. bizonata R. G. Swinney 2005-5-21 8259 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 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
  UCR189739  Gilia ochroleuca subsp. vivida R. G. Swinney 1998-7-10 6390 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
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May 3 2012
  RSA600069  Gilia splendens subsp. splendens Steve Boyd, Lauren Raz 1997-5-20 9824 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  RSA469699  Gilia tricolor subsp. diffusa Rose L. Burch 1940-4-9 4028 -12 Los Angeles Lancaster Comment
  RSA151112  Glyptopleura setulosa Peter H. Raven 1962-4-6 17103 Los Angeles 0.5 miles north of Pearblossom 854 Comment
  POM358787  Gnaphalium californicum N. C. Cooper 1949-6-24 4240 Los Angeles Los Padres National Forest. 457 Comment
  RSA640037  Gnaphalium californicum Steven A. Junak 1996-5-29 542 Los Angeles San Clemente Island: China Canyon, 1.2 miles inland from bridge across mouth of canyon. 137 Comment
  UCR142064  Gnaphalium leucocephalum Mark A. Elvin 2003-8-13 2983 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  UCR210006  Gnaphalium luteoalbum R. G. Swinney 2008-12-2 9918 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  RSA747421  Gnaphalium palustre R. G. Swinney 2008-5-12 8846 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR172446  Gnaphalium stramineum Anuja Parikh, Nathan Gale 2005-7-8 2131 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills between Potrero Canyon and Long Canyon, study area 25 412 Comment
  UCR182485  Gnaphalium stramineum R. G. Swinney 1994-5-7 2824 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 0.4-0.6 mi north of Big Dalton Canyon Road on Mystic Canyon Trail 488 Comment
  UCR141463  Grayia spinosa June Latting 1973-4-29 s.n. Los Angeles Mojave Desert/Northern San Gabriel Mtns. Foothills, Crystalaire, Antelope Valley 1098 Comment
  UCSB1693  Grayia spinosa Kamb, Peter 1948-3-13 Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  POM250381  Grindelia camporum var. bracteosa I. W. Clokey, E. G. Anderson 1935-5-9 6965 Los Angeles Puddingstone Dam Comment
  UC625080  Guillenia lasiophylla F. R. Fosberg 1931-4-13 S 4594 Los Angeles Pebble Beach Canyon Santa Catalina Island 25 Comment
  CAS-BOT-BC302135  Gutierrezia sarothrae Moxley 1914-6-20 s.n. Los Angeles Annandale, Los Angeles Comment
  UCR71595  Haplopappus canus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4308 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  RSA590422  Harpagonella palmeri T. S. Ross 1993-4-21 6843 Los Angeles Santa Catalina Island: SW part of the island along major E-W ridge between ''Carlos'' and Cactus Peak; 500-1200 ft NNE to NE of ''Quartz'' 397 Comment
  RSA188265  Helianthemum scoparium R. F. Thorne, Sherwin Carlquist, K. Thorne 1966-4-29 36314 Los Angeles Santa Catalina Island Comment
  POM31210  Helianthus annuus var. lenticularis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  UC1953171  Helianthus californicus Mark A. Elvin with J. M. Porter, Anuja Parikh 2003-11-5 3099 Los Angeles Liebre Mountains: Agua Dulce Canyon Comment
  RSA0048577  Helianthus gracilentus A. Lee Haines 1971-4-27 s.n. Los Angeles Cold Canyon Rd., Santa Monica Mts. 304 Comment
  OBI72022  Helianthus inexpectatus Mark Elvin, Tricia Wotipka 2002-9-5 2140 Los Angeles Western Transverse Range: Newhall ranch, large natural spring at N foot of "Airport Mesa", 0.75 mi SW of Castaic Jctn, above confluence of Castaic Crk with Santa Clara River (Newhall 7.5' Q 305 Comment
  NY621872  Helianthus nuttallii subsp. parishii E. Braunton 09 1902 698 Los Angeles Comment
  OBI34016  Heliotropium curassavicum Mark Schneider 1973-9-30 s.n. Los Angeles San Onofre surf park Comment
  CATA391  Helminthotheca echioides Mark L. Hoefs 1974-5-2 457 Los Angeles Santa Catalina Island: Southeast side of main road at Little Harbor 3 Comment
  IRVC28994  Hemizonia fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26937 Los Angeles along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch Santa Susana Mountains 854 Comment
  UCR192922  Hemizonia fasciculata Dan S. Cooper 2008-5-4 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon Road beyond end of Green Oak Dr., Los Angeles 260 Comment
  UCR65220  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 04930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  SEINET3127470  Hesperocnide tenella G. B. Grant 1904-5-26 sn Los Angeles Pasadena Comment
  SEINET11915757  Heteromeles arbutifolia I. W. Clokey, Templeton, B. 1929-1 4589 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA0074511  Heterotheca fastigiata L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Henninger Flats. 793 Comment
  UC897764  Heterotheca grandiflora Marcus E. Jones, A. M. 1882-3-7 3614 Los Angeles Pasadena Comment
  RSA0074404  Heterotheca grandiflora E. A. McGregor 1963-10-30 s.n. Los Angeles Ravine, Whittier. Comment
  UCR99200  Heuchera abramsii R. G. Swinney 1995-8-28 4469 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  RSA599662  Hirschfeldia incana Steve Boyd, Lauren Raz 1997-5-1 9680 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  SFV20785  Hirschfeldia incana L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 692 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  SFV21012  Hirschfeldia incana L. Gross 2003-3-7 766 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Southeast-facing slope, road next to and below a pylon, near east end of a southwest-facing ridge. The far west end of ridge ends above the 210 Freeway. 564 Comment
  RSA0115961  Holodiscus discolor var. microphyllus R. G. Swinney 2010-9-21 13869 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  SBBG113136  Hordeum intercedens S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 402 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 21 Comment
  RSA0092860  Hordeum intercedens Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 SCa- 402 Los Angeles Santa Catalina Island: N side of Cherry Cove, at Birdie Chester gravesite (1906). Along trail at top of coastal bluffs. 21 Comment
  UCR259570  Hordeum murinum R. G. Swinney 2010-5-7 12605 Los Angeles San Gabriel Mountains, 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
  UCR260362  Hordeum murinum R. G. Swinney 2010-6-21 13275 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
  UCR141067  Hordeum murinum subsp. glaucum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  UC818521  Hordeum murinum subsp. leporinum Marcus E. Jones, A. M. 1882-5-1 3562 Los Angeles Los Angeles Comment
  CAS-BOT-BC532280  Horkelia cuneata var. puberula I. M. Johnston 1918-5-1 1892 Los Angeles Southern California, San Antonio Canon Wash between Upland and Claremont 365 Comment
  CAS-BOT-BC532291  Horkelia cuneata var. puberula Dr. H. E. Hasse 1888-7-10 s.n. Los Angeles Southern California, Glendale Comment
  UCR204834  Hulsea heterochroma R. G. Swinney 2005-8-11 8462 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  POM155611  Hulsea heterochroma M. L. Bryan 1928-1 37 Los Angeles Switzers Camp, San Gabriel Mountains Comment
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Aug 12 2009
  POM50840  Hymenoclea salsola A. D. E. Elmer 1902-06 3622 Los Angeles Palmdale Comment
  RSA594196  Hymenoclea salsola Steve Boyd, Lauren Raz 1996-10-14 9054 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  RSA781815  Hypericum formosum R. G. Swinney 2009-7-22 11365 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA614816  Hypericum formosum var. scouleri L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  CAS-BOT-BC401312  Hypericum scouleri R. G. Swinney 2009-7-22 11365 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SEINET10567661  Iris douglasiana Walter H. Lewis Lewis 15652 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  UC216874  Isocoma menziesii var. sedoides C. F. Millspaugh 1920-1-21 4615 Los Angeles Ballast Point Santa Catalina Island, Catalina Harbour, Ballast Point Comment
  IRVC26617  Isopyrum occidentale W. Wisura, W. Steinmetz 1993-4-10 4832 Los Angeles Sierra Pelona: PCT below rim on N-side of range Comment
  RSA600209  Iva axillaris Steve Boyd, Lauren Raz 1997-5-28 9895 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
  SEINET10605147  Jarava ichu Roxana S. Ferris 1918-6-12 Ferris 947 Los Angeles 5 miles south of Lancaster; Yucca-Cavillea associasion. Comment
  CATA359  Jepsonia malvifolia Mark L. Hoefs, Robert F. Thorne 1973-9-9 406 Los Angeles Santa Catalina Island: Hillside behind Marine Lab, facing ocean, Fisherman's Cove 121 Comment
  RSA0087062  Juglans californica R. G. Swinney 2010-5-4 12529 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA670755  Juglans californica Joseph M. Keefe 2001-4-8 31202 Los Angeles San Rafael Mountains. South side of Upperton Place (south across street from 1366 Upperton Place) 0.5 mile west of intersection with Upperton Avenue; ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. 259 Comment
  UCR266150  Juglans californica R. E. Riefner Jr. 2015-8-21 15- 339 Los Angeles San Jose Hills, unincorporated Los Angeles County, south of Hwy I-10, east of Palomino Drive, east of Mesquite Lane at the end of the road, west of Forest Lawn Memorial Park 236 Comment
  UCR169887  Juglans californica var. californica A. C. Sanders, Dan Malueg, K. D. Jones 1999-11-19 23259 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 595 Comment
  RSA0082404  Juncus R. G. Swinney 2010-9-7 13718 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
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Oct 27 2020
  CATA960  Juncus acutus subsp. leopoldii Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1826 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below junction of road to Ben Weston Beach 153 Comment
  UCR209448  Juncus balticus R. G. Swinney 2008-10-7 9489 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR265495  Juncus bufonius Dan S. Cooper 2015-3-5 2015- 43 Los Angeles Los Angeles Basin; Coastal Plain, Torrance, SW corner of Crenshaw Blvd. and West 208th St. 22 Comment
  RSA12415  Juncus bufonius var. bufonius Carl B. Wolf 1934-4-11 5628 Los Angeles Bryant Ranch, E of Long Beach. 15 Comment
  LA20564  Juncus bufonius var. congestus Joseph Andorfer Ewan; 1932-6-28 7509 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River at Hyperion Bridge. Comment
  UCR126702  Juncus bufonius var. congestus A. C. Sanders, Mark Elvin 2003-8-7 27180 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA600303  Juncus bufonius var. occidentalis L. C. Wheeler 1961-6-9 7844 Los Angeles Mouth of Alder Creek, off Big Tujunga Canyon 1051 Comment
  RSA594667  Juncus macrophyllus L. C. Wheeler 1967-7-30 10285 Los Angeles San Gabriel Mountains. Trail Canyon, vicinity of falls near confluence with McKinley Canyon. 732 Comment
  UCR209277  Juncus macrophyllus R. G. Swinney 2008-10-7 9486 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  CATA3197  Juncus mexicanus Julie L. King 2016-10-26 11 Los Angeles Santa Catalina Island: Cherry Cove salina 1 Comment
  RSA368239  Juncus mexicanus Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon 488 Comment
  RSA0127456  Juncus oxymeris Louis C. Wheeler 1967-7-20 10139 Los Angeles Aliso Canyon. 1067 Comment
  RSA536050  Juncus patens Timothy S. Ross 1991-5-21 5405 Los Angeles San Clemente Island, E fork of Box Canyon near junction with westerly fork 451 Comment
  SD215326  Juncus torreyi Steve Boyd, Lauren Raz 1996-10-14 9087 Los Angeles Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138. Swale area about overflow from lake. 1021 Comment
  RSA729586  Juncus xiphioides R. G. Swinney 1999-6-30 7485 Los Angeles San Gabriel Mtns.: Grand View Canyon, c. 1.1 mi. north of Big Pines hwy at All Nation Camp 1585 Comment
  RSA368080  Juncus xiphioides Anstruther Davidson 1921-7-1 3438 ? Los Angeles Arroyo Seco, Pasadena Comment
  SFV293  Juniperus californica P. G. Kilburn 1957-12-1 561 Los Angeles Near Vincent on US #6, 1 block south of Vincent. Comment
  SJSU2609  Juniperus californica G. Edward Eberle 1962-11-24 58 Los Angeles Desert Springs, 5 mi N of Wrightwood, SW portion Mojave Desert Comment
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Oct 31 2014
  UCR259076  Juniperus californica R. G. Swinney 2010-6-23 13376 B 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
  SEINET8981460 Image available Juniperus chinensis Arboretum Staff 68 P929 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  RSA549811  Keckiella breviflora var. breviflora Wandalee Thompson 1964-6-16 49 Los Angeles Pine Canyon Rd, south side of N-2, 10 miles west of Elizabeth Lake, foot of Liebre Mountain 1128 Comment
  CHSC24581  Keckiella cordifolia T. P. Spira 1976-6-19 Los Angeles In field ca 1 mi e of Las Virgenes Rd off of Mulholland Hwy. 152 Comment
  POM158261  Keckiella cordifolia M. B. Dunkle 1928-5-28 1967 Los Angeles Avalon Canyon, Santa Catalina Island. 46 Comment
  RSA300705  Keckiella cordifolia James R. Shevock 1974-7-19 3728 Los Angeles Along FS Road 3N17. 3.5 miles east of Bear Divide Station, San Gabriel Mountains, Angeles National Forest. 1128 Comment
  RSA652877  Keckiella cordifolia Ron Martinolich 1991-5-14 77 Los Angeles Los Angeles, Muholland Drive, 2.2 miles west of intersection with Encino Hills Drive, on roadside. Comment
  CAS-BOT-BC180842  Kochia scoparia Robert Townsend 1955-8-25 178 Los Angeles Between Dominquez and Wilmington on Almeda Street, ca. 150 yards north of Carson Street intersection, on railroad right-of-way. Comment
  UC665700  Koeleria macrantha Victor Duran 1933-7-9 3505 Los Angeles San Gabriel Mountains Horse Flats; , Horse Flats 1676 Comment
  RSA300471  Krascheninnikovia lanata John Dourley, Walter Wisura 1982-6-16 3833 Los Angeles Mt. Emma Rd., SE of Little Rock Creek 1005 Comment
  UCR281175  Krascheninnikovia lanata R. G. Swinney 2014-4-23 16181 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  CAS-BOT-BC111950  Kyllinga brevifolia Grace Cole Fleischman 1957-4-1 s.n. Los Angeles In flat of Dichondra. Comment
  UCR204818  Lactuca serriola R. G. Swinney 2005-8-22 8516 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  UCR258590  Lactuca serriola R. G. Swinney 2010-8-11 13515 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  SBBG105362  Lactuca serriola H. L. Ferguson 1981-8-11 261 Los Angeles near S end of old airfield on both side of Main Rd and around deserted barracks 266 Comment
  PASA2311  Lagophylla ramosissima Frank W. Peirson 1922-7-29 Los Angeles Grade east of Bailey's Ranch, Ridge Route 1066 Comment
  POM352640  Lamarckia aurea M. B. Dunkle 1939-4-7 7332 Los Angeles San Clemente Island, Pyramid Cove. Comment
  RSA151273  Lamarckia aurea P. H. Raven 1962-4-9 17156 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  SEINET10959808  Lamarckia aurea Hermann E. Hasse Hasse s.n. Los Angeles Open places and cultivated grounds. Comment
  RSA792771  Lamium amplexicaule Justin M. Wood 2009-3-20 375 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  CDA20781  Lantana montevidensis M. O'Brien 2006-10-8 s.n. Los Angeles Road from Stunt Rd. to the water tank along the Backbone Trail, S of Mulholland Hwy. Comment
  RSA657923  Lantana montevidensis J. Liston 1980-6-2 48 Los Angeles Back dirt trail of Verdugo Park, 1/2 mile west of Glendale College Comment
  CAS-BOT-BC338128  Lasthenia californica George B. Grant 1904-5-14 s.n. Los Angeles At Playa del Rey Comment
  CHSC34559  Lasthenia glabrata James Henrickson 1973-6-15 10717 Los Angeles City of Long Beach along overflow channel, W of Los Angeles River Channel between Long Beach Blvd. and Del Mar Ave. 6 Comment
  CAS-BOT-BC329157  Lasthenia glabrata subsp. coulteri H. M. Hall 1903-4-1 3736 Los Angeles Near Los Angeles Comment
  RSA0098616  Lasthenia gracilis R. G. Swinney 2011-4-20 14467 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
  UC30428  Lasthenia gracilis J. Burtt Davy May 9 1896-May 24 1896 2518 Los Angeles Manzana Antelope Valley, Manzana Comment
  SBBG61625  Lasthenia gracilis unknown -May-1895 Los Angeles Devil's Gate, Pasadena Comment
  UCSB6387  Lasthenia gracilis 1940-5-13 Los Angeles San Dimas Exp. Forest; Garcia Truck Trail Comment
  SFV6183  Lathyrus latifolius R. M. Muran 1974-3-24 41 Los Angeles Santa Monica Mountains Rustic Canyon. 412 Comment
  SEINET10973248  Lathyrus latifolius Thompson 1959-4-19 Thompson 1938 Los Angeles Plants of the santa monica mts. Corolla white or pale cream, banner streaked With violet, herbaceous, perennial vine; burred area under quercus agrefolic. Mulholland hwy, 1 mi w of las virgenes rd. Malibu creek drainage. 274 Comment
  UCR270638  Lathyrus vestitus R. G. Swinney 2011-3-22 14190 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  UCR271057  Lathyrus vestitus R. G. Swinney 2011-6-6 15000 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  SD64105  Lathyrus vestitus var. vestitus W. Bertsch 1954-4-19 479 Los Angeles Little Dalton Canyon 366 Comment
  SBBG12519  Layia glandulosa E. R. Blakley 1958-5-9 2264 Los Angeles 2 mi E of Gorman 1097 Comment
  POM9942  Layia glandulosa F. W. Peirson 1921-7-3 s.n. Los Angeles 2 miles east of Rock Creek 2287 Comment
  UC53939  Layia platyglossa Ernest Braunton 1902-4-29 233 Los Angeles north Pomona Comment
  RSA251482  Layia platyglossa subsp. campestris R. F. Thorne 1973-4-11 42779 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  RSA0084935  Lemna R. G. Swinney 2010-6-23 13330 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  UC35112  Lemna minuscula Geo. B. Grant Sept. 1902 5058 Los Angeles Pasadena Comment
  CHSC111042  Lepechinia fragrans D. E. Bramlet; Sandy Leatherman 2011-6-13 4870 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Tujunga Canyon, 15m W of Big Tujunga Cany. Rd. and 80m S of access road to Big Tujunga Dam. 675 Comment
  POM263136  Lepechinia fragrans Suzanne McLean 1942-4-19 s.n. Los Angeles Road West of P, in mts North of Claremont. 1067 Comment
  UCR186658  Lepidium dictyotum A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32078 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
  SFV1444  Lepidium didymum R. L. Armacost 1958-5-1 992 Los Angeles Santa Monica. Santa Monica City College campus. Comment
  UC1595683  Lepidium fremontii W. Wisura and E. Roeder 1992-4-21 4691 Los Angeles 2.3 mi w Hwy. 138 (on Fort Tejon Rd, w Mohave); Mohave Comment
  UCR109025  Lepidium lasiocarpum var. lasiocarpum L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  UCD115815  Lepidium nitidum A. C. Sanders 2003-3-14 25769 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. 520 Comment
  UCR18756  Lepidium nitidum John C. Roos 1950-2-14 4706 Los Angeles Los Angeles, Echandia St. between Rinehart St. and Prospect Park 104 Comment
  CAS-BOT-BC12906  Lepidium strictum Timothy S. Ross; Steve Boyd 1990-5-15 2521 Los Angeles San Gabriel Mountains. Live Oak Campground, Tujunga Ranger District, Angeles National Forest. 670 Comment
  CDA3826  Lepidium strictum R. L. Armacost 1973-4-13 2839 Los Angeles Santa Monica. 0 Comment
  RSA702163  Lepidium virginicum var. pubescens Michael Honer 2004-6-22 1996 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  POM122559  Lepidospartum latisquamum Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  POM361768  Lepidospartum squamatum L. C. Wheeler 1931-8-23 18 Los Angeles San Gabriel Mountains, San Antonio Canyon 1143 Comment
  SFV16471  Lepidospartum squamatum P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Along the old Ridge Route between Castaic Lake and Highway 138. Comment
  UC1008310  Lepidospartum squamatum Rimo Bacigalupi 1952-8-8 3896 Los Angeles 2.1 mi w of junction of Soledad Canyon road with Agua Dulce Canyon Road; Soledad Canyon 525 Comment
  CAS-BOT-BC320589  Leptochloa Peter Rubtzoff 1988-10-7 9961 Los Angeles Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, ca. 2 miles northeast of the entrance to Angeles National Forest, or ca. 4 miles northeast of junction of Osborne Street and Foothill Blvd., San Gabriel Mountains. 478 Comment
  RSA755628  Leptodactylon pungens R. G. Swinney 2008-7-15 9201 Los Angeles Winston Peak. 2275 Comment
  UCR189958  Leptodactylon pungens R. G. Swinney 1998-8-27 6832 Los Angeles San Gabriel Mtns., Mount San Antonio (East/Old Baldy) Peak 3055 Comment
  RSA594882  Leptosiphon androsaceus T. S. Ross 1995-4-26 8399 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft). 1204 Comment
  RSA578296  Leptosiphon androsaceus T. S. Ross, S. D. Boyd 1994-5-4 7661 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  SD237556  Leptosiphon breviculus R. G. Swinney 2009-4-28 10524 Los Angeles Transverse Range: San Gabriel Mountains: summit of Mt Emma (Pacifico Mountain 7.5'Q) 1584 Comment
  UCR221918  Leptosiphon breviculus R. G. Swinney 2009-4-28 10524 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 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
  POM364722  Leptosiphon pygmaeus subsp. continentalis L. C. Wheeler 1934-4-24 2562 Los Angeles Liveoak Canyon Dam 457 Comment
  UCR51072  Leptospermum laevigatum A. C. Sanders 1988-3-17 7730 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
  CAS-BOT-BC339287  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1933-9-26 2130 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  UC1287365  Lessingia glandulifera var. peirsonii Willard Spence 1962-7-27 754 Los Angeles 0.5 mi n Holland Summit (Castaic Valley); Castaic Valley Comment
  PASA1691  Lessingia lemmonii Frank W. Peirson 1928-9-5 Los Angeles Road from Rock Creek to Big Pines, San Gabriel Mts. 1280 Comment
  RSA40487  Leymus cinereus W. R. Dudley, F. H. Lauch 1896-6-4 4304 Los Angeles Lancaster. Comment
  RSA188349  Leymus condensatus R. F. Thorne, M. Z. Thorne 1966-5-31 36440 Los Angeles Santa Catalina Island: bottom of Cottonwood Canyon on Rancho Escondido 107 Comment
  UCSB50283  Lilium humboldtii Reisentz, Paul 1975-6-7 Los Angeles Twin Falls Reserve, 1 mile east on Stunt Rd. from Mulholland Hwy 274 Comment
  CHSC100683  Lilium humboldtii subsp. ocellatum R. E. Riefner Jr. 2006-6-12 06 -236 Los Angeles Verdugo Mountains, N of side of 210 Freeway, W ca. ... Field redacted by CHSC, contact the data manager for more information 488 Comment
  RSA0106319  Lilium humboldtii var. bloomerianum Lyman Benson 1954-6-27 15300 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. 426 Comment
  RSA188094  Limonium perezii Robert F. Thorne, Percy C. Everett 1965-6-22 34915 Los Angeles Santa Catalina Island, near Mausoleum in Avalon Canyon 122 Comment
  UCR197132  Limonium sinuatum LeRoy Gross 2007-4-21 2639 Los Angeles Transverse Range; Verdugo Mountains, along Oakmont View Drive within the Oakmont tract 416 Comment
  UCR126736  Linanthus androsaceus A. C. Sanders, Andy Thomson 2003-4-15 25996 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  IRVC26318  Linanthus androsaceus A. C. Sanders, Andy Thompson 2003-4-15 25996 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  SEINET12279028  Linanthus androsaceus Unknown 1933-1 8422 Los Angeles Comment
  UC421659  Linanthus aureus John Thomas Howell 1928-5-25 3822 Los Angeles Chandler's Comment
  RSA0062864  Linanthus bigelovii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6777 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CHSC24756  Linanthus californicus D. Hattem 1976-4-18 8 Los Angeles Ca. 30 ft w of Hwy 5, ca. 5.5 mi n of Castaic. 792 Comment
  POM282430  Linanthus californicus Lyman Benson 1933-4-2 4299 Los Angeles US 99 Saugus Rd Junction. 152 Comment
  POM6959  Linanthus californicus McFadden 1919-6-1 2950 Los Angeles San Dimas Canyon. Comment
  RSA468479  Linanthus californicus F. R. Fosberg 1931-3-1 S- 4225 Los Angeles Topanga Canyon, 1.5 mi. below Wildwood, Santa Monica Mountains. 75 Comment
  RSA60246  Linanthus californicus E. K. Balls 1950-3-28 14451 Los Angeles 12 miles south of Castaic, hwy 99. 335 Comment
  RSA0095263  Linanthus californicus subsp. glandulosus Brian McColgan 1988-5-16 19 Los Angeles Evey Canyon, 1 mile N of Padua on Mt. Baldy Rd. 1067 Comment
  LA34978  Linanthus concinnus Mary V. Hood; 1945-5-19 45- 30 k* Los Angeles 'Valcrest,' Mt. Watermann 1828 Comment
  POM3572  Linanthus concinnus I. M. Johnston 1917-6-15 1284 Los Angeles Mt. San Antonio, Icehouse Canyon. 1738 Comment
  LA33441  Linanthus dianthiflorus Peter H. Raven; 1959-4-4 13954 B Los Angeles 24 Comment
  UCSB46625  Linanthus dianthiflorus Welton, Patti 1983-3-28 Los Angeles 2.2 miles north of Malibu Canyon Road on southwest side of Mulholland Hwy. 469 Comment
  POM364570  Linanthus dianthiflorus subsp. dianthiflorus H. Twining 1888-02 s.n. Los Angeles Rincon. Comment
  POM65844  Linanthus dianthiflorus subsp. dianthiflorus L. R. Abrams 1903-4-10 3235 Los Angeles Grassy hills, near Inglewood Comment
  UCD118539  Linanthus dichotomus Steve Boyd; Orlando Mistretta 1986-3-31 1564 Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE of Pinyon Hills. Comment
  UCR184364  Linanthus dichotomus A. C. Sanders 2007-4-19 33469 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  OBI28068  Linanthus dichotomus subsp. dichotomus Dirk Walters and David Keil, David Keil 1977-4-30 12282 Los Angeles On S. side of Calif. Rte. 138 in vicinity of jctn. w/ Los Angeles Co. Rd. N-2, across highway from Quail Reservoir Comment
  RSA716553  Linanthus liniflorus Andrea Edwards, Pam De Vries 2006-5-15 104 Los Angeles Triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. Site includes sections of Gorman Creek, San Andreas Rift Zone, and Peace Valley. 1037 Comment
  POM3622  Linanthus parryae Marjorie Shaw, Edna S. Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. 762 Comment
  UCR275029  Linanthus parviflorus Michael Honer, Mary Ann Hasskamp 2006-4-19 2208 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  RSA435737  Linum usitatissimum Christopher Davidson 1973-4-6 1872 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  UCD102697  Lithophragma affine Daryl Koutnik; John Cuti 1978-4-12 345 Los Angeles Northeastern Verdago Mountains near La Tuna Canyon. 609 Comment
  UC310834  Lithophragma bolanderi Philip A. Munz 1925-3-18 8922 Los Angeles Newhall Grade Comment
  JEPS2704 Image available Lithophragma scabrellum var. peirsonii F. W. Peirson 1922-6-3 Los Angeles Collins Ranch n. slope Liebre Mts.; Collins Ranch, N slope of Liebre Mts., Southern Calif. 1143 Comment
  POM4573  Lobelia dunnii var. serrata D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  UCR61250  Lobelia dunnii var. serrata R. G. Swinney 1967-7-31 199 Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wildness Park, Big Dalton Canyon Comment
  UC1561053  Lobularia maritima Dean W. Taylor 1989-12-9 10596 Los Angeles 0.3 mi s of Tapia Canyon Road (s of Castaic, Castaic Creek); Transverse Ranges, Castaic Creek 426 Comment
  RSA611634  Loeflingia squarrosa var. squarrosa Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10116 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2.4 miles west of junction with Sierra Highway in Mint Canyon. 609 Comment
  RSA468339  Loeseliastrum schottii Robert Gustafson 1978-6-21 1027 Los Angeles Lower Hungry Valley, freeman Canyon about 4 miles south of gorman 976 Comment
  CAS-BOT-BC283440  Lolium multiflorum A. H. Gallup 1949-6-11 s.n. Los Angeles Eastern foot of Tallac Knoll, LASCA Comment
  RSA573460  Lolium perenne Timothy S. Ross 1992-5-8 6307 Los Angeles near the head of Sharps Canyon 780 Comment
  RSA616532  Lolium perenne subsp. multiflorum Scott D. White 1996-5-15 4044 Los Angeles Southern Coastal region: Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & S of Jefferson Blvd. 3 Comment
  RSA12179  Lolium rigidum C. B. Wolf 1934-4-11 5637 Los Angeles Bryant Ranch, E of Long Beach, Seventh St. and Hathaway 23 Comment
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Jul 22 2014
  RSA0012122  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  UC1619318  Lomatium dasycarpum subsp. dasycarpum Timothy S. Ross 1995-4-7 8368 Los Angeles Old Ridge Route, 2.9 road mi NNW of intersection with Templin Hwy; 1840 m WNW of confluence of Castaic Creek and Fish Canyon 926 Comment
  RSA0105320  Lomatium lucidum Orlando Mistretta, Christine Mistretta 2008-5-20 3171 Los Angeles Southern California Edison transmission line corridor (Segment 6, Impact Area 14 per TRTP Survey 2008), Fish Canyon drainage; Van Tassel Motorway just S of Jct. with Monrovia Cyn Truck Trail. 986 Comment
  RSA0080963  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
  SBBG44508  Lomatium utriculatum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  SBBG59743  Lomatium utriculatum R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  UCR187002  Lomatium utriculatum A. C. Sanders 2006-4-28 32226 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  HSC21542  Lomatium utriculatum C. S. Apperson 1966-5-16 Los Angeles 16 mi. E of Gorman on Ave. D. 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
  RSA719729  Lonicera subspicata var. denudata R. G. Swinney 1996-8-7 5210 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  RSA572378  Lotus argophyllus F. H. Elmore 1939-11-24 s.n. Los Angeles Northwest Harbor, San Clemente Island. Comment
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Feb 25 2014
  UC1584927  Lotus crassifolius Tim Ross and Steve Boyd 1991-7-24 5614 Los Angeles ridge nne Granite Mountain; , Pacifico Mountain U.S.G.S. 7.5' Quad 1889 Comment
  RSA724424  Lotus crassifolius var. crassifolius K. Dobry 1991-5-13 518 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA729458  Lotus crassifolius var. crassifolius R. G. Swinney 1998-7-8 6321 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA774284  Lotus crassifolius var. crassifolius R. G. Swinney 2009-6-8 11086 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA187886  Lotus dendroideus var. dendroideus R. F. Thorne 1966-4-5 35814 Los Angeles Santa Catalina Island. Along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest. 76 Comment
  RSA585942  Lotus grandiflorus var. grandiflorus T. S. Ross 1990-5-23 2635 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
  RSA755967  Lotus humistratus Orlando Mistretta, Christine Mistretta 2008-4-4 2312 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  PASA1099  Lotus micranthus Frank W. Peirson 1919-5-18 436 Los Angeles Monrovia Canyon, San Gabriel Mts. 426 Comment
  RSA406121  Lotus nevadensis var. davidsonii Anstruther Davidson 1898-7-8 s.n Los Angeles Rock Creek Comment
  RSA229103  Lotus oblongifolius var. oblongifolius R. F. Thorne 1971-6-29 40720 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  RSA725084  Lotus procumbens var. procumbens Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -10 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA0057891  Lotus purshianus Richard G. Swinney 2010-9-7 13684 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA0081633  Lotus purshianus R. G. Swinney 2010-9-9 13746 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  JEPS55921  Lotus salsuginosus F. W. Peirson 1918-6-4 94 Los Angeles hills e Rubio Canyon; San Gabriel Mts. 609 Comment
  RSA0045264  Lotus salsuginosus R. G. Swinney 2010-3-22 12009 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA0081319  Lotus salsuginosus R. G. Swinney 2010-3-16 11921 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
  RSA177714  Lotus salsuginosus R. F. Thorne, P. C. Everett 1965-5-12 34618 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  RSA680541  Lotus salsuginosus Scott D. White, Michael Honer 2003-6-23 9577 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  POM26692  Lotus scoparius Walter Wheeler 1904-7-5 711 Los Angeles Covina Comment
  UCR281958  Lotus scoparius subsp. brevialatus R. G. Swinney 2014-4-24 16233 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  RSA496679  Lotus strigosus A. C. Sanders, E. J. Lawlor 1988-4-3 7748 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA724513  Lotus strigosus K. Dobry 1991-5-2 564 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA724522  Lotus strigosus K. Dobry 1991-5-2 d- 579 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  UCR205210  Lotus strigosus R. G. Swinney 2008-3-26 8574 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  JEPS55858  Lotus strigosus Frank W. Peirson 1918-5-26 322 Los Angeles Henniger Flats San Gabriel Mountains 853 Comment
  POM6856  Lotus strigosus P. A. Munz, L. T. Street, G. Williams 2413 Los Angeles south of Pomona Comment
  RSA599826  Lotus strigosus var. hirtellus Steve Boyd, Lauren Raz 1997-5-6 9755 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA406937  Lotus strigosus var. strigosus M. B. Dunkle 1929-4-14 2127 Los Angeles Hay Press, Santa Catalina Island. Comment
  CAS-BOT-BC201195  Lupinus Charles Piper Smith 1923-7-16 3786 Los Angeles Newhall Tunnel Hills Comment
  UCSB3244  Lupinus albifrons Wilson, Richard 1958-5-10 Los Angeles 6 mi. N of Foothill Blvd. on Angeles Crest Hwy., San Gabriel Mts. 1066 Comment
  SEINET10488419  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa# 6450 x 6457b Comment
  SEINET5327628  Lupinus albifrons M. Walker 1963-4-28 s.n. Los Angeles La Ballona Creek. 3 Comment
  RSA609565  Lupinus albifrons var. albifrons M. A. Piehl 1962-10-3 62488 Los Angeles Along main road above Swains Canyon (N arm). Santa Catalina Island. 381 Comment
  RSA406978  Lupinus albifrons var. eminens Geo. L. Moxley 1920-5-1 s.n. Los Angeles Catalina Island. Comment
  SEINET10871236  Lupinus albifrons var. longifolius Payne 1948-1 PAYNE UMO 53537 Los Angeles Garden #7329 from 5877. Montrose. Dry hills. Comment
  RSA350044  Lupinus bicolor Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  RSA592265  Lupinus bicolor L. C. Wheeler 1967-5-12 9486 Los Angeles San Gabriel Mountains. Between summits 4174 and 4183, east of Vincent. 1250 Comment
  SEINET5121806 Image available Lupinus bicolor David Dunn, Epling, C. 1946-4-19 2129 Los Angeles 0.9 miles S of the junction of Hwy 99 & 138, along the valley floor for several miles to the N of the Jct and N of the town of Gorman Comment
  RSA653860  Lupinus bicolor subsp. microphyllus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 887 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  POM156664  Lupinus bicolor subsp. microphyllus L. R. Abrams 1903-4-11 3250 Los Angeles near Inglewood Comment
  RSA407124  Lupinus chamissonis L. E. Hoffman 1933-7-17 s.n. Los Angeles Hermosa Beach. Comment
  SBBG98510  Lupinus concinnus T. Ross 1991-5-21 5398 Los Angeles where the two upper forks of Box Cyn join together 466 Comment
  RSA0083088  Lupinus elatus R. G. Swinney 2010-10-8 14011 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  UCR43342  Lupinus elatus David Charlton 1986-6-15 265 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  SBBG4418  Lupinus excubitus C. Bornstein, D. Kershaw 1998-6-5 Los Angeles Liebre Mtn, on Liebre/Sawmill rd, 1.3 mi from jct of Old Ridge Rd 1356 Comment
  RSA407099  Lupinus excubitus var. austromontanus Robert Kessler 1921-7-4 3446 Los Angeles San Gabriel Mountains Comment
  JEPS65131  Lupinus excubitus var. hallii F. W. Peirson 1922-6-4 3090 Los Angeles San Gabriel Mountain, Soledad Canyon Soledad Canyon; San Gabriel Mountain, Soledad Canyon 685 Comment
  RSA635045  Lupinus excubitus var. hallii Valerie L. Soza, Kent Hughes 1999-6-17 558 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 746 Comment
  RSA0119588  Lupinus excubitus var. hallii Lyman Benson 1954-6-27 15297 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. Drainage Area: Pacific Slope. 427 Comment
  SEINET10485289  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 x 6453 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  POM2532  Lupinus excubitus var. johnstonii I. M. Johnston 1917-6-20 1492 Los Angeles San Antonio Mountains: Baldy Lookout of U.S.F.S. 1982 Comment
  CHSC3697  Lupinus formosus Mac Arthur 1966-4-28 10 Los Angeles Hughs Lake. 914 Comment
  UCSB3339  Lupinus formosus Ballard 1954-3-20 Los Angeles In Padua Hills; near Claremont Comment
  POM2513  Lupinus formosus H. Webster 1894-05 s.n. Los Angeles Claremont. 366 Comment
  RSA229190  Lupinus formosus var. formosus R. F. Thorne 1971-6-30 40747 Los Angeles Pacifico Mountain 1951 Comment
  RSA413624  Lupinus formosus var. formosus Robin S. Collins 1973-5-15 270 Los Angeles Angeles National Forest, San Gabriel Mts:Trail Cyn, near road to beginning of pack trail. 579 Comment
  RSA91204  Lupinus formosus var. formosus F. W. Peirson 1907-7-7 3 Los Angeles pine Flats Comment
  RSA0085033  Lupinus latifolius subsp. parishii R. G. Swinney 2010-4-30 12446 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  UC213281  Lupinus longifolius I. M. Johnston 1917-7-1 Los Angeles Evey Canyon (Spring on the Fire Break) Evey Canyon; San Antonio Mountains, Evey Canyon (Spring on the Fire Break 1066 Comment
  SEINET10485630  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SBBG89132  Lupinus microcarpus var. microcarpus A. C. Sanders, E. J. Lawlor 1988-4-3 7742 Los Angeles 1 mi NW of Gorman on a gasline rd, 0.4 mi above the old hwy 1280 Comment
  SD185224  Lupinus odoratus S. J. Myers 2005-5-11 Los Angeles Northeast of Lancaster, southwest of the intersection of Avenue H and 10th Street. 719 Comment
  POM29398  Lupinus odoratus var. odoratus C. Morse 1918-1 s.n. Los Angeles Mojave Desert (no data on label) Comment
  RSA311424  Lupinus peirsonii Michael C. Long, McKernan 1977-6-4 s.n. Los Angeles Hwy 2, (Angeles Crest Hwy) 2.1 miles W of Vincent Gap. 2183 Comment
  RSA596454  Lupinus sparsiflorus subsp. sparsiflorus R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mountains, in and near Glendora wilderness Park, in Big Dalton Canyon and its triutaries. Colby fire break, W boundary of Glendora Wilderness Park. 463 Comment
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May 5 2010
  SD234397  Lupinus succulentus A. C. Sanders, T. Wotipka, M. A. Elvin, et al 2003-4-28 26138 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. 487 Comment
  SD113430  Lupinus truncatus Darley F. Howe 63 Los Angeles Claremont Comment
  RSA781236  Lycium andersonii R. G. Swinney 2009-5-13 10788 Los Angeles Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  SD107843  Lycium californicum Mark Hoefs 1973-4-15 191 Los Angeles Ben Weston Beach 7 Comment
  RSA628721  Lycium cooperi R. S. Woglum 1942-5-20 3332 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  UC1870212  Lycium cooperi LeRoy Gross 2005-5-3 2206 Los Angeles Transverse Ranges; San Gabriel Mountains region; West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Comment
  CAS-BOT-BC142277  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne 1970-3-5 39354 Los Angeles NE slope of Blackjack Mt., at upper end of Swain's Canyon - Santa Catalina Island 365 Comment
  RSA177738  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne, Percy C. Everett 1965-5-10 34450 Los Angeles Santa Catalina Island. North side of Blackjack Mountain 488 Comment
  UC860335  Lyonothamnus floribundus subsp. floribundus Ezra C. Knopf 50 Los Angeles Santa Catalina Island Comment
  POM308912  Lythrum californicum Unspecified 1942-5-22 627 Los Angeles trail to Flumes 4 and 5 N side, San Dimas Experimental Forest, San Gabriel Mt. Comment
  POM217108  Madia exigua L. C. Wheeler 1932-6-4 801 Los Angeles Live Oak Canyon 518 Comment
  RSA188373  Madia exigua R. F. Thorne, Percy C. Everett 1965-6-22 34909 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  RSA592053  Madia gracilis Mark Hoefs 1973-5-4 208 Los Angeles Middle of Middle Ranch Canyon; Santa Catalina Island. 244 Comment
  UCR227648  Madia gracilis R. F. Thorne, Percy C. Everett 1965-5-12 34623 Los Angeles Channel Islands; Santa Catalina Island, Bullrush Canyon 244 Comment
  POM362174  Madia gracilis L. C. Wheeler 1932-5-27 771 Los Angeles San Gabriel Mountains. 1/4 mi W. of Thompson Creek Dam. 518 Comment
  RSA230197  Madia minima R. F. Thorne 1969-7-2 38234 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flat burn (of 1954) 1601 Comment
  RSA92230  Madia minima F. W. Peirson 1921-6-14 2457 Los Angeles San Gabriel Mountains. Pine Flats, headwaters of Tujunga Creek. 1676 Comment
  RSA188279  Madia sativa R. F. Thorne 1966-6-1 36460 Los Angeles Santa Catalina Island, on dry northeast-facing bluff along Pebbly Beach Drive southeast of Avalon 8 Comment
  POM305762  Mahonia nevinii Henry J. Ramsey, Ramsey 1937-3-26 962 Los Angeles Pacoima Wash, Angeles Nat l Forest Comment
  NY37578  Malacothamnus clementinus R. V. Moran 1975-8-24 22697 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
  UC729785  Malacothamnus fasciculatus Carl B. Wolf 1932-5-11 3575 Los Angeles Isthmus Harbor, hillside at W side of Santa Catalina Island 30 Comment
  UCR117565  Malacothamnus fasciculatus A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23275 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 595 Comment
  RSA0040258  Malacothamnus fasciculatus Anstruther Davidson 1890-4-10 s.n. Los Angeles Foothills Cahuenga, Los Angeles. Comment
  RSA0101005  Malacothamnus fasciculatus Wesley O. Griesel 1961-7-26 s.n. Los Angeles State Highway #2, between Big Pines and Wrightwood. 1829 Comment
  SBBG17364  Malacothamnus fasciculatus var. fasciculatus M. Vincent 1962-7-18 264 Los Angeles Mulholland Hwy, 2 mi W of Old Topanga Cyn turnoff Comment
  UC1595304  Malacothamnus fasciculatus var. fasciculatus Tim Ross 1992-4-27 6237 Los Angeles S side of Indian Hill Mesa Claremont, Indian Hill Mesa 393 Comment
  UC56439  Malacothamnus fasciculatus var. fasciculatus H. P. Chandler 1902-6-3 2004 Los Angeles near Cahuenga Pk (Brush Canyon); Brush Canyon Comment
  CAS-BOT-BC206293  Malacothamnus fasciculatus var. nuttallii Alice Eastwood 1933-10-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden Comment
  RSA582765  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1993-5-23 7263 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  UCR75299  Malacothrix Scott D. White 1992-10-8 901 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA004665  Malacothrix clevelandii Fay A. MacFadden 1930-06 1986 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  UC218124  Malacothrix clevelandii P. A. Munz, R. D. Harwood 1920-5-2 3830 Los Angeles San Dimas Canyon 457 Comment
  UCR270480  Malacothrix clevelandii R. G. Swinney 2011-5-12 14668 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
  UC166690  Malacothrix clevelandii unknown 1906-6-10 Los Angeles Mt. Lowe San Gabriel Mts., Mt. Lowe Comment
  RSA150665  Malacothrix foliosa P. H. Raven 1962-4-11 17279 Los Angeles On large dune north of a point due west of Wall 2, San Clemente Island. 9 Comment
  UC1215278  Malacothrix foliosa Peter H. Raven 1962-4-11 17291 Los Angeles Wilson Cove San Clemente Island (barracks area) 91 Comment
  SBBG20737  Malacothrix foliosa subsp. foliosa E. R. Blakley 1963-12-7 6324 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  SD185149  Malacothrix glabrata S. J. Myers 2005-5-11 Los Angeles Western Mojave Desert: Northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  CAS-BOT-BC347943  Malacothrix saxatilis var. tenuifolia Timothy S. Ross; Steve Boyd 1994-9-20 8264 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 934 Comment
  POM362366  Malacothrix saxatilis var. tenuifolia M. B. Dunkle 1931-4-22 2457 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  SD112042  Malosma laurina Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island in mid-Avalon Canyon, Hour Trail. Comment
  UCR212784  Malosma laurina Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1776 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed [Sycamore Canyon, Sycamore Canyon Road north of San Dimas Canyon Park] 383 Comment
  UCR258503  Malosma laurina R. G. Swinney 2010-6-23 13317 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  CAS-BOT-BC206651  Malva assurgentiflora Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-22 22673 Los Angeles Wilson's Cove, San Clemente Island 50 Comment
  JEPS68644  Malva nicaeensis F. W. Peirson 3356 Los Angeles streets of Claremont Claremont Comment
  UCR259999  Malva parviflora R. G. Swinney 2010-3-16 11963 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
  SD85050  Malvella leprosa E. R. Blakley 1962-10-3 5378 Los Angeles Santa Catalina Island, banks around Wrigley Reservoir at summit of island road 427 Comment
  SEINET10690225  Manihot Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2656 Los Angeles City of Glendale. Havana Market, 1024 E. Colorado St. Comment
  LA200412  Marah macrocarpa Mary Reynolds; 1937-4-12 72 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  SDSU5844  Marah macrocarpa R. M. Beauchamp 1967-1-27 107 Los Angeles San Clemente Island. Comment
  RSA0042666  Marah macrocarpa Laura Moore, Jean Moore 1999-2-6 003 Los Angeles Pitzer College, Claremont: Northeast corner of Outback area. 350 Comment
  RSA0035188  Marrubium vulgare James S. Burns 1992-5-5 7 Los Angeles 1 mile north on Van Tassel fire road from south access; Angeles National Forest. 457 Comment
  RSA594290  Marrubium vulgare Louis C. Wheeler 1967-7-30 10250 Los Angeles San Gabriel MountaiSan Gabriel Mountains. 1.6 mi. N of junction of 3N33 and 3N06 about 350-450 tds. due west of Shade Campground at base of east-facing slope. N fork Lytle Creek, on 3N33.ns. Big Tujunga Canyon at Trail Canyon. 518 Comment
  CATA1971  Matricaria discoidea F. R. Fosberg 1931-4-8 Los Angeles Santa Catalina Island: Avalon 10 Comment
  UCR205131  Matricaria matricarioides R. G. Swinney 2008-4-17 8693 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  CAS-BOT-BC422753  Meconella denticulata Geo. B. Grant 1900-4-12 s.n. Los Angeles Mt Lowe, Castle Canon [Canyon] Comment
  POM321  Meconella denticulata I. Johnston 1917-5-6 1925 Los Angeles Evey Canyon: N of Claremont. 625 Comment
  OBI35717  Medicago polymorpha Rebecca Cicoria 1982-4-25 46 Los Angeles Palos Verdes Peninsula: Purple Cyn, Rolling Hills Comment
  SBBG20535  Medicago sativa E. R. Blakley 1963-12-7 6369 Los Angeles 200 yds SE of new air strip 60 Comment
  POM348065  Medicago sativa Edwin Kline 1924-6-11 s.n. Los Angeles Los Angeles. Comment
  RSA360115  Melica imperfecta B. A. Prigge 1986-3-29 7147 Los Angeles E of Red Rover Mine Rd. and Antelope Valley Fwy 914 Comment
  UC818866  Melica imperfecta Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  CATA1121  Melilotus albus Mark L. Hoefs 1995-5-23 2088 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  UCR210481  Melilotus albus R. G. Swinney 2008-12-2 9925 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  RSA592433  Melilotus albus L. C. Wheeler 1967-5-13 9496 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  RSA594467  Mentha villosa Steve Boyd, Lauren Raz 1996-9-24 8941 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
  PASA1548  Mentzelia albicaulis Stason 1930-5-18 Los Angeles Near Lancaster Comment
  RSA250590  Mentzelia albicaulis Robert F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41581 Los Angeles San Gabriel Mts., Angeles National Forest: Grandview Canyon, Mohave desert slopes N of Mile High Ranch in desert chaparral 1372 Comment
  UC1929992  Mentzelia albicaulis Scott D. White, Michael Honer 2004-3-30 9958 Los Angeles Western Mojave Desert: Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points. Comment
  UCR201416  Mentzelia albicaulis Scott D. White, Michael Honer 2004-3-30 9958 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  JEPS41224  Mentzelia congesta Frank W. Peirson 1919-6-14 472 Los Angeles San Gabriel Mountains, Rock Creek Comment
  UCR191251  Mentzelia congesta R. G. Swinney 1998-7-2 6220 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SD130298  Mentzelia congesta J. Hershberg, T. Glenn 1990-5-20 Los Angeles Angeles National Forest, near Agua Dulce. 1219 Comment
  UCR271247  Mentzelia dispersa R. G. Swinney 2011-6-1 14969 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  UC1871133  Mentzelia gracilenta T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4805 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  POM17790  Mentzelia laevicaulis P. A. Munz 1923-8-31 7679 Los Angeles Ridge south of Swartout Valley, San Gabriel Mountains. 2576 Comment
  SD252353  Mentzelia micrantha Steven A. Junak 2000-5-18 Sca 1289 Los Angeles Santa Catalina Island: W side of Avalon Canyon, overlooking Las Lomas Road, just downslope from Hogsback Road. 91 Comment
  UCR219924  Mentzelia micrantha R. G. Swinney, Jane Strong 2009-4-21 10403 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
  RSA733283  Mentzelia montana R. G. Swinney 2001-6-16 7981 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  RSA0105161  Mentzelia veatchiana R. G. Swinney 2011-5-12 14672 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
  RSA579804  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1994-5-24 7860 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  UCR220170  Mentzelia veatchiana R. G. Swinney 2009-4-2 10259 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  SFV16353  Mesembryanthemum crystallinum P. M. Schiffman, R. van de Hoek 1996-7-29 s. n. Los Angeles California Channel Islands Santa Catalina Island, Bird Rock near Isthmus Harbor. On bird guano covered rock just off shore. Bird Rock #2. 1 Comment
  RSA188053  Microseris douglasii subsp. platycarpha R. F. Thorne 1966-4-4 35778 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove 30 Comment
  RSA756079  Microseris lindleyi R. G. Swinney 1998-4-14 5982 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCR190884  Microseris lindleyi R. G. Swinney 2001-4-18 7906 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  POM246448  Microseris lindleyi F. R. Fosberg 1931-3-27 4419 Los Angeles Pebble Beach Road, Santa Catalina Island. 5 Comment
  SEINET6043913  Microsteris gracilis Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  LA51936  Mimulus aurantiacus A. M. Johnson; 1934-4-20 4426 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  POM294588  Mimulus aurantiacus Lyman Benson 1945-5-11 11695 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  RSA675931  Mimulus aurantiacus LeRoy Gross 2003-3-9 790 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
  LA51934  Mimulus aurantiacus Harlan Lewis; 1940-4-3 1289 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
  RSA527746  Mimulus aurantiacus var. parviflorus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4312 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  HSC20776  Mimulus aurantiacus var. pubescens David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  UC440436  Mimulus aurantiacus var. pubescens H. Anderson 1930-5-30 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCR258809  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-25 12978 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR190743  Mimulus bigelovii R. G. Swinney 2001-5-17 7952 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, hilltop c. 300 m north of Panorama Rd. at a point 0.8 mile west of Largo Vista Rd. 1369 Comment
  RSA0116170  Mimulus brevipes R. G. Swinney 2011-6-15 15206 Los Angeles San Gabriel Mountains; Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy. 1631 Comment
  RSA669332  Mimulus cardinalis LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 556 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  RSA409057  Mimulus fremontii George Vowels 1968-3-1 s.n. Los Angeles Foothills facing Mohave desert, sout of Pearblossom. Comment
  RSA80494  Mimulus fremontii var. fremontii F. W. Peirson 1921-5-19 2744 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  UC886158  Mimulus fremontii var. fremontii I. W. Clokey, B. Templeton 1930-4-8 4648 Los Angeles w Lancaster 400 Comment
  UCSB26174  Mimulus fremontii var. fremontii Wilken, Dieter 1969-4-19 Los Angeles Bob's Gap Road; 3.7 miles south of junction with California State Highway 138; San Gabriel Mountains 1097 Comment
  SBBG98482  Mimulus guttatus T. Ross 1991-5-21 5411 Los Angeles jct of two fks of Box Cyn 449 Comment
  RSA624038  Mimulus johnstonii Arthur R. Kruckeberg 1940-6-3 926 Los Angeles San Gabriel Mountains: South Fork, Big Rock Creek Trail, East Slope 1982 Comment
  RSA435507  Mimulus moschatus Bonnie C. Templeton 1932-7-20 5004 Los Angeles Big Pines Park. 2092 Comment
  RSA147408  Mimulus pilosus Thos. Craig 1927-6-19 477 Los Angeles Between Acton and Ravenna. Comment
  CATA3074  Minuartia douglasii Amy Catalano 2016-4-26 085 Los Angeles Santa Catalina Island: Inside exclosure 3A on northeast edge, southeast facing slope, just above ironwood grove 376 Comment
  POM344  Minuartia douglasii I. M. Johnston 1917-6-20 1356 Los Angeles Baldy Lookout of USFS. 2134 Comment
  UC1595395  Minuartia douglasii Tim Ross and Peter Fritsch 1990-6-20 3677 Los Angeles Rincon-Red Box Rd (2N24) ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1328 Comment
  RSA65504  Minuartia douglasii F. W. Peirson 1920-6-10 5316 Los Angeles below Inspiration Point, Mt. Lowe. 1341 Comment
  RSA0056449  Mirabilis bigelovii var. retrorsa Robert L. Rutherford 1943-11-20 977 Los Angeles Lancaster. 762 Comment
  SBBG10661  Mirabilis californica R. Moran 1959-9-18 6848 Los Angeles cyn 2 mi SE of Eel Pt Comment
  UCR178617  Mirabilis laevis R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park ; Big Dalton Canyon 428 Comment
  UCR259587  Mirabilis laevis R. G. Swinney 2010-4-15 12226 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA464661  Mirabilis laevis var. crassifolia T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
  SD92023  Mirabilis laevis var. crassifolia Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22692 Los Angeles San Clemente Island, near mouth of Red Rock Canyon. 20 Comment
  UC1282135  Monardella Victor Duran 1933-7-11 3514 Los Angeles Sulphur Springs San Gabriel Mountains 1524 Comment
  JEPS63341  Monardella lanceolata I. M. Johnston 1918-9-1 2139 Los Angeles Brown's Flats San Gabriel Mts., San Antonio Mts. 1310 Comment
  UC54055  Monolopia lanceolata L. A. Greata Mar 1903 Los Angeles Highland Park Comment
  UCR261540  Montia perfoliata R. G. Swinney 2010-2-27 11704 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UC849126  Mucronea californica Louis C. Wheeler 1932-6-4 798 Los Angeles wash at Arrow Hwy; San Gabriel Wash 106 Comment
  RSA604399  Muhlenbergia microsperma Sara L. Crockett, Steve Junak 1997-3-27 606 Los Angeles Santa Catalina Island. N slope of Little Harbor, directly above beach; ca 50 m upslope. 43 Comment
  RSA403575  Muhlenbergia microsperma Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  SEINET10860547  Muhlenbergia microsperma Meryle B. Dunkle 1940-3-19 Dunkle 7421 Los Angeles Second canyon south, southern exposure, Santa Barbara Island. Common. Comment
  UCR191282  Muhlenbergia richardsonis R. G. Swinney 1999-6-30 7482 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  RSA607624  Muhlenbergia rigens L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Goldenrod Spring, Ebey Canyon. 594 Comment
  UCR189890  Muilla maritima R. G. Swinney 1998-7-27 6496 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  CAS-BOT-BC515093  Muilla maritima John H. Thomas 1957-5-25 6784 Los Angeles San Gabriel Mountains, western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  CAS-BOT-BC327747  Munzothamnus blairii Robert F. Thorne 1973-4-11 42834 Los Angeles San Clemente Island. Upper part of Norton Canyon 274 Comment
  CATA2919  Myoporum laetum Sara L. Crockett 1997-2-19 61 Los Angeles Santa Catalina Island: 0.2 mile NE of Wrigley Botanical Garden (toward Avalon) on Avalon Canyon Road, Hermit Gulch Campground 106 Comment
  UC1563059  Nama hispida var. spathulata Steve Boyd and Orlando Mistretta 1986-3-31 1562 Los Angeles 4 mi e Highway 138 junction with Highway 18 (ne of Pinyon Hills); Mojave Desert Comment
  CAS-BOT-BC259789  Nassella cernua Frank W. Gould 1944-3-26 2176 Los Angeles Palos Verdes Hills near Walteria 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
  UCD87808  Nassella lepida A. A. Beetle 1946-4-20 4232 Los Angeles Palos Verdes Hills, near Los Angeles. Comment
  RSA0112066  Nassella lepida Steven A. Junak 2000-5-6 SCa- 1286 Los Angeles Santa Catalina Island. Above Empire Landing Quarry site. 204 Comment
  RSA527644  Nassella pulchra Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4364 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  SBBG108418  Nassella pulchra T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8587 Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt 256 Comment
  RSA550379  Nasturtium officinale Timothy S. Ross 1992-7-10 6668 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA9683  Navarretia atractyloides L. C. Wheeler 1932-5-19 716 Los Angeles San Gabriel Wash. 107 Comment
  UCR139268  Navarretia hamata A. C. Sanders 2003-5-22 26831 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
  SBBG14262  Navarretia hamata M. A. Piehl 1962-6-9 62317 b Los Angeles head of cyn below Chenity and S of Mosquito Cove 304 Comment
  RSA589322  Navarretia hamata subsp. hamata Gery Allan 1995-5-21 8616 Los Angeles San Clemente Island. Slope between major terraces, between the main westerly stem of Horse Beach Canyon on the W and the main westerly stem of Chenetti Canyon on the E, 4790 ft WSW of 1135-tri.pt.nearChenity. 316 Comment
  UC737251  Navarretia prostrata Frank W. Gould 1944-6-17 2353 Los Angeles Western Ave at 131st St, Los Angeles Los Angeles Comment
  POM7590  Nemacladus ramosissimus P. A. Munz 1920-5-2 3827 Los Angeles San Dimas Canyon. 457 Comment
  POM17754  Nemacladus sigmoideus F. W. Peirson 1921-5-19 s.n. Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  SEINET10939155  Nemacladus sigmoideus Thorne 1973-5-11 THORNE 43541 Los Angeles 1036 Comment
  SD111947  Nemophila menziesii Barbara Ertter, Jeffrey Strachan 1980-5-18 3442 Los Angeles South fork Big Rock Creek, ca. 0.5 mile north of South Fork Campground on Forest Road 4N11A. 1372 Comment
  RSA421311  Nemophila menziesii var. menziesii E. Crow 1928-2-29 248 Los Angeles Thompson s Creek, Hills N of Claremont. Comment
  RSA0070947  Nemophila menziesii var. menziesii Robin S. Collins 1973-5-28 314 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Canyon. 610 Comment
  UCR265030  Nemophila pulchella var. fremontii Mitch Provance, Callen Huff 2009-4-28 10765 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  RSA182739  Nicolletia occidentalis J. Massey 1966-4-22 1276 Los Angeles 31 miles west of Victorville, south of Hi Vista Comment
  RSA602752  Nicotiana attenuata Louis C. Wheeler 1967-8-1 10228 Los Angeles San Gabriel Mountains, Angeles National Forest, Middle Fork of Mill Creek. 1220 Comment
  UC402659  Nicotiana attenuata Katharine Brandegee Los Angeles Ravena Comment
  RSA426676  Nicotiana bigelovii Anstruther Davidson 1901-1 s.n. Los Angeles Los Angeles. Comment
  CDA5790  Nicotiana glauca T. S. Ross 1991-4-8 4474 Los Angeles Elephant Hill, Western Pomona. Comment
  RSA0057926  Nicotiana glauca Richard G. Swinney 2010-2-27 11774 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, E end of Orcas Park to 0.5 mi. toward the east and from the I-210 Fwy. to Big Tujunga Wash to the south. 331 Comment
  RSA426691  Nicotiana glauca Ora M. Clark 1928-10-21 1217 Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA658475  Nicotiana glauca Erinn Wilson 1996-4-26 5 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  SBBG30340  Nicotiana glauca R. N. Philbrick 1968-2-23 B 68 -4 Los Angeles Little Fisherman Cove Comment
  UCR223676  Nicotiana glauca R. G. Swinney 2009-6-12 11125 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  SEINET10696858  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3939 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10950899  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3941 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SD90383  Nuttallanthus texanus Robert F. Thorne 1973-4-11 42787 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon 427 Comment
  SEINET10923023 Image available Ocimum basilicum Heidi H. Schmidt 1999-10-14 Schmidt 3826 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCR180373  Oenothera californica subsp. californica Scott D. White, Pam Devries 2006-5-9 11396 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  SEINET6691727  Olea europaea Orson Howard 1903-1 s.n. Los Angeles The Palms, Los Angeles. Comment
  POM214690  Opuntia littoralis F. R. Fosberg 1932-7-15 8612 Los Angeles San Pedro Hills. Comment
  UC1870329  Opuntia vaseyi LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 402 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 290 Comment
  LA90264  Oreonana vestita F. R. Fosberg; 1931-8-12 5671 Los Angeles San Gabriel Mountains, Mt. Islip, Summit 2500.0 Comment
  RSA0065394  Oreonana vestita S. Granger 1974-6-22 s.n. Los Angeles Mt. Williamson Peak. 2476 Comment
  RSA590613  Orobanche bulbosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2921 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air-miles ENE of Barley Flats). 1249 Comment
  POM353684  Orobanche bulbosa A. Menke 1955-4-16 s.n. Los Angeles 3 miles west of Lake Hughes, Pine Canyon. Comment
  RSA747403  Orobanche fasciculata R. G. Swinney 2008-6-4 8948 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  UCR270058  Orobanche fasciculata R. G. Swinney 2011-7-21 15541 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA624649  Orobanche fasciculata Louis C. Wheeler 1973-5-3 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 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
  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
  RSA402062  Orthocarpus purpurascens Francis W. Pennell, Harvey Anderson 1940-4-30 25298 Los Angeles 1.5 mi. west of Topanga 549 Comment
  SBBG127191  Osmorhiza brachypoda A. Parikh, N. Gale 2011-7-7 3548 Los Angeles Barley Flats, 4.2 km W of Shortcut Station, 1.1 km N of St Hwy 2; San Gabriel Mtns 1667 Comment
  CATA3350  Osteospermum fruticosum Julia Parish 2017-3-10 016 Los Angeles Santa Catalina Island: Renton Pass house landscaping, about 30 meters from house 0 Comment
  CATA3316  Oxalis californica Amy Catalano 2017-3-24 035 Los Angeles Santa Catalina Island: About 0.4 road miles up Middle Ranch Rd. from eastern entrance to Big Field Rd, north side of road, about 150 meters up slope 201 Comment
  CATA3093  Oxalis corniculata Amy Catalano 2016-5-5 096 Los Angeles Santa Catalina Island: Growing in gravel and planters surrounding herbarium 99 Comment
  RSA754604  Oxalis corniculata Robert F. Thorne 1980-4-27 54152 Los Angeles Avalon, at boat landing 3 Comment
  RSA771524  Oxalis pes-caprae Robert F. Thorne 1973-3-14 42655 Los Angeles San Dimas Canyon near its mouth. Comment
  RSA162826  Oxalis rubra J. D. Olmsted 1959-3-23 309 Los Angeles Blanchard Park on Pomona College campus by area catching runoff from sprinkling system-common weed. San Antonio wash. 366 Comment
  RSA229155  Oxytheca parishii var. parishii Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38910 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table Mountain above Big Pines 2119 Comment
  RSA776524  Oxytheca parishii var. parishii Jane Tirrell 2011-7-25 LS- 32 Los Angeles On crest of ridge approximately 0.5 mile east of Windy Gap. 2426 Comment
  UC1375410  Oxytheca parishii var. parishii Robert F. Thorne 1969-7-2 38329 Los Angeles near Islip Saddle (on Angeles Crest Hwy, at Jarvis Memorial Vista); San Gabriel Mts., Angeles National Forest 2057 Comment
  CAS-BOT-BC121160  Paeonia californica Steve Boyd; Lauren Raz 1997-3-25 9273 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage at head of Cienaga Canyon 1060 Comment
  CAS-BOT-BC121177  Paeonia californica Peter H. Raven; Henry J. Thompson 1959-5-5 14130 Los Angeles Mulholland Hwy, 1 mile W of Las Virgenes Rd, Malibu Creek drainage 335 Comment
  RSA612314  Panicum capillare var. occidentale L. C. Wheeler 1932-6-26 873 Los Angeles San Gabriel Canyon 335 Comment
  RSA737847  Panicum dichotomiflorum subsp. dichotomiflorum R. E. Riefner 2008-10-5 08 -294 Los Angeles Los Angeles County: San Dimas, Puddingstone Reservoir, Bonelli Region County Park. 290 Comment
  SBBG77121  Parapholis incurva F. R. Fosberg 1931-4-3 4476 Los Angeles Pebbly Beach 2 Comment
  RSA762346  Parietaria hespera var. californica R. G. Swinney 2009-3-10 10075 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA714589  Parthenocissus vitacea A. C. Sanders, Mark A. Elvin 2002-8-26 25588 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa' 305 Comment
  UCR142742  Paspalum dilatatum L. C. Wheeler 1966-10-25 9058 Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  LA81962  Pectocarya linearis subsp. ferocula O. H. Kappler; May 1941 105 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 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
  POM368752  Pectocarya linearis subsp. ferocula R. F. Thorne 1973-4-11 42781 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 427 Comment
  CAS-BOT-BC537219  Pectocarya penicillata Michael Honer; Rachel Woodard 2006-4-11 2178 Los Angeles Tehachapi Mountains area: Grazed hills c. 3.5 miles ENE of Quail Lake 975 Comment
  UC517558  Pectocarya penicillata John Thomas Howell 1928-3-20 3460 Los Angeles Griffith Park, Vermont Canyon Comment
  UCR129934  Pectocarya setosa Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1107 Los Angeles San Gabriel Mountains, Santiago Canyon, ridge on the W edge of Santiago Canyon watershed north of Forest Road 4N20 1372 Comment
  RSA0056384  Pectocarya setosa James R. Shevock 1972-4-25 1591 Los Angeles Sierra Highway, 5 miles W. of Palmdale. 967 Comment
  RSA701588  Pedicularis densiflora Steve D. Boyd 2004-4-15 10900 Los Angeles Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14. Comment
  SEINET4537193 Image available Pellaea andromedifolia Minnie Reed 1896-4-2 Los Angeles Pomona Comment
  SBBG113042  Pellaea mucronata S. A. Junak with K. Kirkland 1998-4-30 SCa 562 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  LA94176  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-12 1719 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  LA94182  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-12 1699 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Rd. S of Mulholland Hwy, just N of Cold Creek, bluff near the road. 304 Comment
  RSA605905  Pennisetum clandestinum L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon 232 Comment
  RSA450613  Pennisetum setaceum A. C. Sanders 1987-12-4 7578 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  LA35173  Penstemon X parishii Mary V. Hood; 1944-5-21 44 49 k Los Angeles Santa Monica Mountains, between Calabasas and Monte Nido on Cold Canyon Rd, 274 Comment
  RSA641673  Penstemon caesius Orlando Mistretta 1993-7-6 932 Los Angeles San Gabriel Mountains: Dawson Saddle Trail 2470 Comment
  RSA649973  Penstemon centranthifolius A. Major, N. Daly 1973-5-5 s.n. Los Angeles Malibu Cyn. Comment
  SDSU10929  Penstemon centranthifolius Lorenzo Cook 1931-5-9 Los Angeles Tapanga Canyon. Comment
  LA209262  Penstemon cordifolius Carl B. Wolf; 1931-7-30 2297 Los Angeles base of Newhall Grade, 1/4 mi above crossing of Los Angeles Aqueduct 457 Comment
  NY601171  Penstemon grinnellii O. Mistretta 1995-5-23 1722 Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West side tributary drainage northeast of Pacifico Mountain 1615.4 Comment
  POM17870  Penstemon grinnellii subsp. scrophularioides Philip A. Munz 1923-6-9 6916 Los Angeles Canyon, Six miles north of Elizabeth Lake. Comment
  RSA755839  Penstemon heterophyllus R. G. Swinney 2008-6-25 9100 Los Angeles Glendora, West Harrow Canyon, 0.4 mi. NW of Harrow Canyon Debris Basin 439 Comment
  RSA407920  Penstemon heterophyllus subsp. australis Howard Mullins 1931-5-1 s.n. Los Angeles Flintridge Hills Comment
  UCR178791  Penstemon heterophyllus subsp. australis R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Colby Fire Rd., 100 yards south of Glendora Mtn. Road. 488 Comment
  LA200887  Penstemon heterophyllus var. australis Norman A. Cole; May 1964 399 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Malibu Lake, Lake Malibu bridge on Lake Vista Rd. Comment
  UCSB6184  Penstemon labrosus Kauth, Ted 1960-7-16 Los Angeles Blue Ridge Public Camp Ground; west of Wrightwood 2133 Comment
  RSA401905  Penstemon spectabilis Francis W. Pennell, Harvey Anderson 1940-4-30 15300 Los Angeles Sanstone ridge, road to Saddle Peak, west Topanga. 732 Comment
  CAS-BOT-BC6558  Penstemon ternatus subsp. septentrionalis LeRoy Abrams; Ernest Alexander McGregor 1908-6-19 394 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CATA51  Pentagramma triangularis USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 30 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  RSA0049488  Pentagramma triangularis Richard G. Swinney 2010-5-7 12611 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
  RSA0060329  Pentagramma triangularis Anonymous 1890-11 s.n. Los Angeles Wilson's Trail, ''Half Way.'' Comment
  RSA0060341  Pentagramma triangularis L. C. Wheeler 1967-5-18 9623 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA0094692  Pentagramma triangularis George B. Grant, Walter Wheeler 1904-4-21 530 a/3350 Los Angeles Santa Catalina Island. Comment
  RSA653844  Pentagramma triangularis subsp. triangularis Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 766 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  UCSB9857  Pentagramma triangularis subsp. triangularis McElwain, Isabelle 1953-2-6 Los Angeles Faculty Hill, UCLA Comment
  POM155797  Pentagramma triangularis subsp. viscosa M. B. Dunkle 1928-4-21 1879 Los Angeles Santa Catalina Island: Renton Mine. 335 Comment
  UCR231075  Petalonyx thurberi Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range, Bouquet Canyon, south of David Way intersection with Bouquet Canyon Rd. 425 Comment
  RSA788638  Petunia parviflora D. E. Bramlet, R. L. Allen 2011-5-24 4848 Los Angeles Whittier Narrows Recreation Area: East shoreline of the middle Legg Lake, 32 6m W of Santa Anita Ave., and 570m S 60 freeway. 64 Comment
  POM188388  Phacelia bicolor P. A. Munz, Thos. Craig 1933-5-13 12937 Los Angeles 10 miles south of Muroc. Comment
  RSA710708  Phacelia brachyloba Valerie L. Soza, Susan Caplow 2003-4-11 1624 Los Angeles Brand Park, just south of junction of Brand Park Mtwy and Verdugo Mtwy, alongside Brand Park Mtwy. Brand Burn 2002 area. 793 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
  RSA427637  Phacelia cicutaria var. hispida Edwin Kline 1926-5-31 s.n. Los Angeles Coast Range, Los Angeles. Comment
  UCR189282  Phacelia cryptantha R. G. Swinney 1998-5-16 6094 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  UCR205927  Phacelia curvipes R. G. Swinney 2008-5-5 8775 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  RSA709956  Phacelia curvipes LeRoy Gross 2005-4-28 2151 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
  SD41347  Phacelia distans Edith A. Purer 1932-3-15 2694 Los Angeles El Segundo Comment
  UCR153954  Phacelia distans A. C. Sanders 2005-5-11 30194 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
  UCR223774  Phacelia distans R. G. Swinney 2009-6-17 11179 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR281169  Phacelia distans R. G. Swinney 2014-5-7 16426 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  SBBG65068  Phacelia fremontii J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  RSA617863  Phacelia fremontii Walter Wisura 1998-4-3 5120 Los Angeles San Gabriel Mts: Bob's Gap Road, just N of Holcomb Ridge. Comment
  LA38512  Phacelia grandiflora M. Zaitlin; 1951-5-18 sn Los Angeles Comment
  RSA225990  Phacelia grandiflora Robert F. Thorne, Arthur C. Gibson 1971-5-22 39765 Los Angeles Fish Canyon. 305 Comment
  RSA780998  Phacelia imbricata R. G. Swinney 2009-5-28 10913 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR179453  Phacelia imbricata R. G. Swinney, Dave Larson 1996-7-17 5120 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA0081622  Phacelia imbricata subsp. patula R. G. Swinney 2010-9-9 13739 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA587258  Phacelia longipes Orlando Mistretta 1994-5-13 1209 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  UCR14444  Phacelia longipes George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns, Calif. Hwy 39 about 3000 ft., north of Azusa 915 Comment
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Apr 23 2016
  SBBG10984  Phacelia lyonii R. Moran 1958-9-15 6826 Los Angeles 1.8 mi SE of Eel Pt 100 Comment
  SD86347  Phacelia lyonii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3221 Los Angeles San Clemente, south of Eel Point 24 Comment
  UC219299  Phacelia minor P. A. Munz, R. D. Harwood 1920-5-2 3818 Los Angeles San Dimas Canyon 457 Comment
  RSA428065  Phacelia minor T. S. Clare 1929-4-10 s.n. Los Angeles Verdugo Hills. Comment
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Feb 28 2015
  RSA428079  Phacelia minor Robin S. Collins 1973-4-9 226 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon., ca. 1/2 - 1 mile into cyn. along pack trail 640 Comment
  RSA783491  Phacelia parryi J. D. Olmsted 1958-3-11 44 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, [city of] Claremont near eastern boundary of Los Angeles County. 366 Comment
  RSA670721  Phacelia ramosissima Bonnie C. Templeton 1931-5-17 1216 Los Angeles Bouquet Canyon, San Gabriel Mountains. Comment
  UCR180005  Phacelia ramosissima R. G. Swinney 1996-8-7 5209 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  CAS-BOT-BC154388  Phacelia ramosissima var. latifolia I. M. Johnston 1918-7-6 2091 Los Angeles Prairie Fork San Gabriel River, San Antonio Mountains 2072 Comment
  CAS-BOT-BC159107  Phacelia ramosissima var. latifolia Timothy S. Ross 1992-5-24 6426 Los Angeles Lower Brown's Gulch: W of San Gabriel Dam, on W side of Hwy 39: disturbed chaparral-clad slope 487 Comment
  CAS-BOT-BC133979  Phacelia tanacetifolia C. F. Baker 1909-3-20 5242 Los Angeles Claremont Comment
  SFV3036  Phacelia viscida K. A. Wilson 1961-3-18 1043 Los Angeles Santa Monica Mountains Latigo Canyon Road, 2 miles south of Mulholland Highway on disturbed, roadside banks. 580 Comment
  CATA1234  Phalaris aquatica Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2304 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CAS-BOT-BC259049  Phalaris lemmonii A. J. McClatchie 1897-4-12 s.n. Los Angeles Near Compton Comment
  CAS-BOT-BC259052  Phalaris lemmonii L. R. A. 1901-4-1 1459 Los Angeles Inglewood Comment
  UC205648  Phalaris lemmonii I. M. Johnston 1917-4-11 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  RSA251425  Phalaris minor R. F. Thorne 1966-4-16 36062 Los Angeles San Clemente Island, below Lemon Tank near dump, S of Nanny, NE side of Island. 183 Comment
  SBBG105553  Phalaris minor T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5109 Los Angeles 700 ft ENE of North Tank and 2300 ft W of Jack (not Jack Pt) 239 Comment
  RSA355598  Phoenix canariensis Robert Gustafson 1981-7-15 2337 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA459256  Pholistoma auritum Martha Hilend 1928-4-18 201 Los Angeles Griffith Park. Comment
  RSA640457  Pholistoma auritum var. auritum Louis C. Wheeler 1967-5-15 9593 Los Angeles San Gabriel Mountains. Elsmere Canyon, near mouth. 442 Comment
  RSA177777  Pholistoma racemosum Robert F. Thorne, P. C. Everett 1965-5-10 34490 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 412 Comment
  RSA248847  Pholistoma racemosum Robert F. Thorne 1973-4-11 42868 Los Angeles Middle part of Norton Canyon. San Clemente Island. 274 Comment
  POM155734  Pholistoma racemosum M. B. Dunkle 1928-4-10 1824 Los Angeles Johnson s Cayon. 274 Comment
  UCR240027  Phoradendron bolleanum R. G. Swinney 2009-11-13 11614 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UCR129918  Phoradendron bolleanum var. pauciflorum Vanessa Ashworth, Nigel Boyle 1994-8-23 61 Los Angeles San Gabriel Mtns., base of Mt. Baldy Ski lift Comment
  POM354313  Phoradendron densum Albert J. Perkins 1919-5-30 s.n. Los Angeles Big Rock Creek, Antelope Valley. Comment
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Apr 10 2012
  SD215692  Phoradendron leucarpum subsp. tomentosum Louis C. Wheeler 1972-12-20 12787 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  RSA420797  Phoradendron macrophyllum A. Menke 1955-4-16 s.n. Los Angeles Elizabeth Lake. Comment
  RSA600684  Phoradendron macrophyllum Louis C. Wheeler 1936-6-30 4200 Los Angeles San Gabriel Mountains: San Dimas Canyon, near dam. 427 Comment
  CAS-BOT-BC141307  Phoradendron serotinum subsp. tomentosum Del Wiens 1960-6-10 2716 Los Angeles Cobal canyon, N of Claremont 396 Comment
  UC306120  Phoradendron villosum I. M. Johnston 1917-8-23 1719 Los Angeles San Antonio Mts., Prairie Fork of San Gabriel R. 1432 Comment
  RSA17555  Pinus coulteri C. B. Wolf 1936-5-27 7847 Los Angeles Aliso Canyon to Buckhorn Flats Road, just below Tie camp 1311 Comment
  RSA384352  Pinus lambertiana B. C. Templeton 1932-5-31 4863 Los Angeles Between Big Pines Camp and Jackson Lake. Big Pines Park, Angeles National Forest 2000 Comment
  UCR256213  Pinus lambertiana R. G. Swinney 2010-9-21 13849 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  POM122853  Pinus monophylla Marcus E. Jones 1926-6-7 s.n. Los Angeles Ridge Route. Comment
  RSA382799  Piperia cooperi F. R. Fosberg 1931-4-11 S 4568 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. Comment
  SBBG98651  Piptatherum miliaceum T. Ross 1991-5-20 5358 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage; 3300 ft NW of the 750ft Benchmark 141 Comment
  RSA750238  Pistacia atlantica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37078 Los Angeles west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  CATA2200  Pittosporum tobira Sara L. Crockett 1997-3-7 80 Los Angeles Santa Catalina Island: House on SE corner of Beacon and Clemente Streets 21 Comment
  SEINET10529840  Pityrogramma triangularis Jason R. Grant, W. Wheeler 1904-4-21 Grant 530 a Los Angeles Collected on Santa Catalina Island, Pacific Ocean, off southern California. Comment
  CAS-BOT-BC434970  Plagiobothrys arizonicus A. C. Sanders 2007-4-19 33431 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1098 Comment
  UCR120572  Plagiobothrys arizonicus Steven R. Hill, K. Kramer 2001-4-22 33345 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
  POM8685  Plagiobothrys canescens P. A. Munz 1920-3-2 3267 Los Angeles Hills S of Pomona 305 Comment
  RSA0023298  Plagiobothrys canescens R. F. Thorne 1980-4-25 54127 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  SBBG41185  Plagiobothrys canescens J. P. Broughton 1971-3-24 1343 a Los Angeles Troutdale, Mulholland Hwy, 3 mi past Seminole Hot Springs Comment
  SBBG98682  Plagiobothrys collinus var. gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5176 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  POM3834  Plagiobothrys nothofulvus P. A. Munz 1918-4-11 2052 Los Angeles Lone Hill near Glendora. Comment
  SBBG63884  Plagiobothrys nothofulvus M. N. Ackley -Feb-1929 63 Los Angeles Eagle Rock 304 Comment
  POM243771  Plantago erecta F. R. Fosberg 1931-4-10 S- 4548 Los Angeles Avalon Canyon, Santa Catalina Island. 120 Comment
  RSA640279  Plantago erecta Robert F. Thorne 1971-5-18 41366 Los Angeles Santa Catalina Island: White's Landing. 30 Comment
  CDA34294  Plantago major M. O'Brien 2007-8-12 MOB 07 -1 Los Angeles Santa Monica Mountains; Solstice Canyon. 0 Comment
  SBBG113078  Plantago ovata var. insularis S. A. Junak 1998-5-2 SCa 627 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  SBBG113099  Plantago ovata var. insularis S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1990-5-1 SCa 605 Los Angeles just S of Whitley's Pk 387 Comment
  UCR189855  Platanthera sparsiflora R. G. Swinney 1998-7-14 6415 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
  SEINET12102786  Platystemon californicus J. F. Bright, Wyman, C. 1931-1 5283 A Los Angeles Collected in Antelope Valley Comment
  RSA0086545  Plectritis ciliosa R. G. Swinney 2011-5-3 14558 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  POM214384  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1932-3-26 537 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
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Mar 28 2010
  UCR98792  Plectritis ciliosa subsp. insignis Steve Boyd, Lauren Raz 1997-5-1 9658 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  RSA484197  Poa pratensis Anstruther Davidson 1917-05 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC237682  Poa secunda Timothy S. Ross 1994-5-31 7967 Los Angeles San Gabriel Mountains. Pacifico Mountain: ca 530 m due W of the 7124 ft. summit, head of Santiago Canyon 2023 Comment
  UCR165066  Poa secunda A. C. Sanders, Helen Kennedy 2005-4-13 29470 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR280765  Poa secunda R. G. Swinney 2014-4-30 16300 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR23713  Polycarpon tetraphyllum John C. Roos 1942-5-23 1061 Los Angeles Monrovia, 300 block on E Lime St. 179 Comment
  RSA749120  Polygonum aviculare R. G. Swinney 2005-8-9 8406 Los Angeles San Gabriel Mts: Big Rock Creek at Paradise Springs. 1439 Comment
  UCR108376  Polygonum aviculare L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: 17th Street at Gaffey Street 29 Comment
  UCR217310  Polygonum aviculare R. G. Swinney 2009-3-10 10076 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR95516  Polygonum aviculare L. C. Wheeler 1966-9-21 8883 Los Angeles San Gabriel Mtns., San Gabriel Canyon, El Encanto 259 Comment
  RSA258419  Polygonum aviculare subsp. aviculare C. W. Tilforth 1972-4-13 479 Los Angeles [Unspecified] Comment
  RSA756996  Polygonum hydropiperoides A. C. Sanders 2009-11-6 37218 Los Angeles Madrona Marsh, Torrance 24 Comment
  UC62429  Polypodium californicum Ernest Braunton Jan. 1903 808 Los Angeles Arroyo Seco Comment
  POM12491  Polypodium californicum M. L. Kendall 1921-3-19 72 Los Angeles Puddingstone Canyon, San Dimas Comment
  UCSB62329  Polypodium californicum Kiefer, Lawrence 1967-1-21 Los Angeles San Gabriel Mtns., NW of Sunland, Boulder Canyon, fork of Gold Creek tributary of Little Tujunga Canyon, ca. 3/4mi upstream 701 Comment
  RSA0085525  Polypogon interruptus Meryl B. Dunkle 1939-8-12 8551 Los Angeles Prisoner's Harbor, Santa Cruz Island. Comment
  UC1109376  Polypogon monspeliensis Peter H. Raven 1962-4-9 17127 Los Angeles Wilson Cove San Clemente Island; , Wilson Cove 60 Comment
  LA94791  Polypogon viridis O. A. Plunkett; 1925-11-28 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  CAS-BOT-BC72260  Polystichum imbricans subsp. curtum Geo. B. Grant 1901-7-27 4475 Los Angeles Sturtevant Camp Comment
  RSA649803  Populus fremontii subsp. fremontii Fred Brooks 1988-5-7 34 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  RSA158011  Populus trichocarpa M. B. Dunkle 1928-3-31 1804 Los Angeles Cottonwood Canyon, Santa Catalina Island. 122 Comment
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Aug 27 2010
  LA7144  Potamogeton pectinatus J. A. Ewan; 1931-10-24 5376 Los Angeles 219 Comment
  LA34194  Potentilla glandulosa subsp. glandulosa Henry J. Thompson; 1959-5-31 2054 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  UCR149537  Prunus emarginata R. G. Swinney 1997-6-25 5631 Los Angeles San Gabriel Mtns., west of Wrightwood, c. 0.25 mi. east of Hwy 2, c. 300 m N of Guffy Rd. (3N06) 2317 Comment
  RSA600008  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1997-5-28 9849 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA800027  Prunus ilicifolia Pam De Vries 2012-6-8 7811 Los Angeles South Coast subregion of Southwestern California. Near Kenneth Hahn State Regional Park, Baldwin Hills, about 0.3 miles northeast of the intersection of South La Brea Ave. and Stocker St., Along Stocker St. (south side), opposite Don Lorenzo Drive. 109 Comment
  RSA0072136  Prunus ilicifolia James W. Raymond s.n. Los Angeles Verdugo Hills. 762 Comment
  RSA547435  Prunus ilicifolia subsp. ilicifolia Unspecified 1992-5-17 6361 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; 740 m distant from the mouth of Shoemaker Canyon 713 Comment
  UCR125930  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark Elvin 2002-6-19 25187 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  SD45614  Prunus ilicifolia subsp. lyonii D. F. Howe 1953-5-2 Los Angeles Wain Canyon, Catalina Island Comment
  RSA151249  Prunus lyonii Peter H. Raven 1962-7-10 17972 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island. Comment
  RSA451454  Prunus virginiana var. demissa L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. Baldy, Angeles National Forest, [San Gabriel Mountains]. 3049 Comment
  SD27745  Pseudognaphalium biolettii Carl B. Wolf 1932-5-9 3429 Los Angeles Santa Catalina; 0.5 miles from Avalon on road to Pebbly Beach. 7 Comment
  SD48935  Pseudognaphalium biolettii Reid Moran 1958-9-15 6828 Los Angeles San Clemente Island; 1.8 miles southeast of Eel Point. 99 Comment
  UCR147272  Pseudognaphalium biolettii Orlando Mistretta 1992-4-5 144 Los Angeles Channel Islands, San Clemente Island, [Triangulation Point] Guds Comment
  UCR252059  Pseudognaphalium biolettii Dan S. Cooper 2013-4-22 413- 63 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir 233 Comment
  UCR41722  Pseudognaphalium biolettii G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCD135043  Pseudognaphalium biolettii J. Warren 1952-3-24 s.n. Los Angeles Faculty Hill, UCLA. 121 Comment
  UC75922  Pseudognaphalium leucocephalum Geo. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  LA202449  Pseudognaphalium microcephalum Arthur C. Gibson; 2003-8-3 4938 Los Angeles Simi Hills, Box Canyon, hiking trail along Box Canyon Rd, ca 0.3 km S of Pioneer Pass 496 Comment
  UC1714572  Pseudoroegneria spicata subsp. spicata I. M. Johnston 1917-7-1 1518 Los Angeles San Antonio Mountains, Browns Flat Browns Flat; San Antonio Mountains, Browns Flat 1371 Comment
  HSC12362  Pseudotsuga macrocarpa Wendell Wood 1970-6-24 61 Los Angeles Angeles Crest Hwy. 6 mi beyond intersection with Foothill Blvd. 762 Comment
  RSA384624  Pseudotsuga macrocarpa Geo L. Moxley, Grinnell 1916-6-16 499 Los Angeles Santa Susana Mountains. Comment
  CAS-BOT-BC361699  Psilocarphus brevissimus var. brevissimus Louis C. Wheeler 1934-3-31 2493 Los Angeles La Verne 304 Comment
  CAS-BOT-BC72576  Pteridium aquilinum Geo. B. Grant 1904-5-5 6175 Los Angeles Pasadena Comment
  SBBG76976  Pteridium aquilinum var. pubescens F. R. Fosberg 1931-5-7 4834 Los Angeles Cottonwood Cyn, right fork 200 Comment
  RSA517862  Purshia glandulosa Steve D. Boyd, Orlando Mistretta 1986-3-31 1518 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA650113  Purshia glandulosa Marion P. Harthill 1974-4-22 1667 Los Angeles Mojave Hwy. and N4. Comment
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Jan 4 2012
  JEPS23135  Pycnanthemum californicum Rimo Bacigalupi with Reino Alava 1958-7-21 6454 Los Angeles in canyon of South Fork Little Rock Creek (San Gabriel Mts., Angeles National Forest); San Gabriel Mts., Angeles National Forest 1432 Comment
  UC484282  Pycnanthemum californicum Ernest Braunton Sept. 1928 1022 Los Angeles 20 mi up San Gabriel Canyon 609 Comment
  RSA678136  Pyracantha fortuneana Valerie L. Soza, Monica Acosta 2001-6-28 1306 Los Angeles Transverse Ranges, San Gabriel Mountains region: Mouth of El Prieto Canyon, along FS Road 2N66, lower El Prieto trailhead. [Coordinates given for Pasadena.] 396 Comment
  RSA0080558  Pyrola dentata P. A. Munz 1923-9-1 7706 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  CAS-BOT-BC45779  Quercus Lee Sowden 1926-10-2 s.n. Los Angeles Mt. Lowe near Pasadena, at summit 1341 Comment
  UCR275543  Quercus D. E. Bramlet 2011-8-26 4937 Los Angeles San Gabriel Mountains, Maple Canyon, east of Big Tujunga Canyon, c. 1/2 mile due south Big Tujunga Reservoir 915 Comment
  JEPS38027  Quercus agrifolia Frank W. Peirson 1919-4-5 369 Los Angeles Mt. Wilson Toll Road San Gabriel Mountains Comment
  UCSB34876  Quercus agrifolia R. Lloyd 1959-3-24 82 Los Angeles 10 MI N OF CASTAIC ON US HWY 99 OAK FLATS FIRE STATION 822 Comment
  RSA657363  Quercus agrifolia var. agrifolia Joseph M. Keefe 2001-1-19 30945 Los Angeles Verdugo Mountains: Southeast face of The Eagle Rock, Eagle Rock District, Los Angeles. 305 Comment
  UCD45088  Quercus agrifolia var. agrifolia Antonio F. Machado; Lisa Seemann 1993-3-5 21 a Los Angeles Santa Susana Mtns., Stony Point at the jcn. of Santa Susana Pass and Topanga Cyn. Hwy. 400 m elev. 400 Comment
  LA32179  Quercus berberidifolia Henry J. Thompson; 1957-3-3 1889 Los Angeles 731 Comment
  RSA128013  Quercus berberidifolia Peter H. Raven, H. J. Thompson 1959-10-18 14678 Los Angeles Mulholland Hwy , 3.2 miles E of Decker Road 640 Comment
  SFV22026  Quercus berberidifolia V. Soza, I. E. Anderson, L. Gross 2000-6-6 987 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough canyon, northeast side of peak O'2646. North-northeast-facing slope above along fire near ridgetop. 762 Comment
  UC472131  Quercus berberidifolia J. Ewan 1931-10-24 5259 b Los Angeles Santa Monica Mts. Comment
  UCSB34689  Quercus berberidifolia Nixon, Kevin; Hendon, Emily 1980-5-25 Los Angeles County road N2, Lake Hughes; 7.7 miles southeast of Calif. Hwy 138 (at 3 points rd.) Comment
  UCSB68635  Quercus berberidifolia Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 365 Comment
  CAS-BOT-BC62567  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-9-21 8298 Los Angeles Liebre Mountain: vicinity of West Summit. Liebre Mountain. 7.5' USGS Quadrangle 1690 Comment
  SEINET13953240 Image available Quercus chrysolepis Elizabeth McClintock 1944-1 Los Angeles Crystal Lake, San Gabriel Mts., Los Angeles Co., Calif. Comment
  CAS-BOT-BC86898  Quercus douglasii Timothy S. Ross; Steve Boyd 1994-9-21 8323 Los Angeles Sandberg: low, rounded knoll ca 150-260 m SW of town. Liebre Mountain. 7.5' USGS Quadrangle 1292 Comment
  IRVC21334  Quercus dumosa Karlin G. Marsh 1984-9-19 s.n. Los Angeles Santa Monica Mountains. Westlake Village along Trifuno Canyon Road. 285 Comment
  SEINET13953270 Image available Quercus dumosa Peter H. Raven 1959-1 13838 Los Angeles Mulholland Drive, 5 mi W of Topanga Canyon, Santa Monica Mountains 366 Comment
  POM19028  Quercus durata var. gabrielensis E. S. Spalding 1921-3-28 s.n. Los Angeles San Dimas Canyon. Comment
  UC1870149  Quercus durata var. gabrielensis LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 290 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. Along roadside, a short distance down Hostetter Mountainway north side 914 Comment
  UCR198385  Quercus durata var. gabrielensis Valerie Soza, L. Moore 2000-5-10 852 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
  UCR270073  Quercus durata var. gabrielensis R. G. Swinney 2011-3-17 14126 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UC629767  Quercus engelmannii Annetta Carter 1940-1-11 1489 a Los Angeles ne of head of Baldwin Avenue (foothills of the San Gabriel Mountains); Sierra Madre, San Gabriel Mountains 335 Comment
  LA205332  Quercus john-tuckeri Carl Epling; 1931-10-25 sn Los Angeles Between Sandbergs and Pine Canyon Comment
  UCSB34820  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge, West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  UCSB1299  Quercus lobata Pyeatt, L.; Philbrick, Ralph 1957-7-14 Los Angeles Renton Mine, Santa Catalina Island Comment
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Jun 10 2014
  OBI14277  Quercus pacifica H. E. McMinn 1924-7-25 1307 Los Angeles Catalina Island Comment
  RSA157993  Quercus pacifica M. B. Dunkle 1928-3-17 1757 Los Angeles Santa Catalina Island, Johnson's Canyon 30 Comment
  CAS-BOT-BC104428  Quercus tomentella Peter H. Raven 1962-5-21 17808 Los Angeles Santa Catalina Island, lower end of Pebble Beach Canyon 91 Comment
  RSA340612  Quercus tomentella F. R. Fosberg 1973-11-15 55232 Los Angeles San Clemente Island, Station Vista on NE coast Comment
  RSA479371  Quercus tomentella Mark Hoefs 1974-9-25 561 Los Angeles Santa Catalina Island, lower west fork of Gallagher's Canyon 152 Comment
  UC566169  Quercus wislizeni A. D. Gifford 535 Los Angeles 1/4 mi se Kelley Ranch (3 mi nw Redrock Mt.) 975 Comment
  RSA244380  Quercus wislizeni var. frutescens Robin S. Collins 1973-5-28 311 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 1098 Comment
  SD90515  Rafinesquia californica Robert F. Thorne 1973-4-11 42852 Los Angeles San Clemente Island, middle portion of Norton Canyon 274 Comment
  UCR258757  Rafinesquia californica R. G. Swinney 2010-5-25 12958 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  RSA599887  Ranunculus hebecarpus Steve Boyd, Lauren Raz 1997-5-6 9732 Los Angeles Liebre Mountains region: Northern flank of Red Mountain, near the head of Clearwater Canyon, ca. 0.1 mile east of the saddle divide with Ruby Canyon. 915 Comment
  RSA188243  Raphanus raphanistrum R. F. Thorne, P. Everett 1965-6-22 34924 Los Angeles Catalina Island. South of Avalon golf course. 91 Comment
  SD69642  Raphanus sativus Robert F. Thorne, P. Everett 1965-6-22 34876 Los Angeles Santa Catalina Island; canyon behind Bird Park. 89 Comment
  SEINET12006566  Raphanus sativus Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  POM16376  Reseda alba Ella M. Kennedy 1923-4-2 s.n. Los Angeles Glendora Comment
  RSA11698  Rhamnus californica Fay A. MacFadden 1931-4-10 2577 Los Angeles Dry hillsides, Tejunga [Tujunga] Canyon 427 Comment
  CAS-BOT-BC59971  Rhamnus crocea Louis Wheeler 1932-4-1 539 Los Angeles Near La Verne 403 Comment
  RSA2995  Rhamnus crocea Carl B. Wolf 1932-3-4 2668 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  CAS-BOT-BC55980  Rhamnus ilicifolia Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles near Monrovia Comment
  RSA391038  Rhamnus ilicifolia Albert J. Perkins 1916-4-13 s.n. Los Angeles Santa Anita Ca - on - Sierra Madre Comment
  UC18551  Rhamnus ilicifolia J. Burtt Davy May 9 1896-May 24 1896 2541 Los Angeles Oak Canyon Antelope Valley, Manzana Comment
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Apr 10 2012
  POM292764  Rhamnus pirifolia Lyman Benson, Joseph Lanjouw, Robert Benson 1953-5-2 15114 Los Angeles Catalina Island. White's Landing 15 Comment
  POM323028  Rhamnus pirifolia Reid V. Moran 1975-8-23 22682 Los Angeles San Clemente Island: west fork of Red Rock Canyon. 280 Comment
  RSA117370  Rhamnus pirifolia Huron H. Smith 1912-6-21 5120 Los Angeles South end [of] Santa Catalina Island. 518 Comment
  RSA390861  Rhamnus pirifolia George B. Grant 1931 Los Angeles Santa Catalina Island Comment
  RSA611054  Rhamnus tomentella subsp. cuspidata Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  CAS-BOT-BC168140  Rhus aromatica Grant 1902-3-16 4561 Los Angeles Pasadena Comment
  SBBG71099  Rhus aromatica M. N. Ackley -Apr-1928 6 Los Angeles Santa Monica Mtns 274 Comment
  RSA151059  Rhus integrifolia P. H. Raven 1962-5-9 17666 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  UCR55903  Rhus integrifolia J. A. Adams 1965-3-18 71 Los Angeles San Gabriel Valley, Pomona College Wash [=west edge of San Antonio Creek channel?], Claremont 336 Comment
  UCSB3629  Rhus integrifolia Haller, Norman 1953-3-21 Los Angeles Western tip of Pt. Dume Comment
  CAS-BOT-BC167962  Rhus ovata LeRoy Abrams 1902-6-17 2559 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  SFV16683  Rhus ovata P. Wilson, J. M. Albert 1996-6-12 3424 Los Angeles San Gabriel Mountains Off Highway 2 and mile marker 29.13. 823 Comment
  RSA403714  Rhus trilobata var. pilosissima Fay A. MacFadden 1931-3-20 s.n. Los Angeles La Tuna Canyon. Comment
  SBBG126997  Ribes amarum A. Parikh, N. Gale 2011-7-15 3559 Los Angeles West Fork San Gabriel River, 3.4 km W of St Hwy 39; San Gabriel Mtns 535 Comment
  UC1127636  Ribes amarum Jerome S. Horton 1936-6-19 358 Los Angeles above Flume 3 (East Fork San Dimas Canyon); Cucamonga Quadrangle, San Dimas Experimental Forest Comment
  CAS-BOT-BC482464  Ribes aureum R. G. Swinney 2010-4-30 12464 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn. Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  CAS-BOT-BC92434  Ribes aureum var. gracillimum Ellsworth Bethel 1920-2-16 s.n. Los Angeles Monrovia. Comment
  RSA602050  Ribes aureum var. gracillimum Scott D. White 1997-5-7 5068 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  UCR108636  Ribes aureum var. gracillimum L. C. Wheeler 1975-2-17 s.n. Los Angeles San Gabriel Mtns, Sunset Ridge by Millard Canyon Comment
  SEINET12219962  Ribes aureum var. gracillimum L. S. Rose 1934-1 34519 Los Angeles Monrovia Comment
  RSA226247  Ribes californicum var. hesperium Gary D. Cromwell 1971-4-16 504 Los Angeles Mystic Canyon, Angeles National Forest. 2 miles NE of Glendora at upper canyon fork 427 Comment
  UC1127402  Ribes californicum var. hesperium P. L. Johannsen 1934-1-18 236 Los Angeles 1/2 mi ne Mesa Peak. S; Calabasas Quadrangle Comment
  UCD102093  Ribes californicum var. hesperium Richard Bates 1949-3-1 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA476448  Ribes californicum var. hesperium Gary D. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon Comment
  CAS-BOT-BC173115  Ribes indecorum C. F. B. 1904-2-17 4009 Los Angeles Claremont Comment
  RSA128791  Ribes indecorum Peter H. Raven 1959-2-25 13812 Los Angeles 1.2 miles east of summit, Saddle Peak. 610 Comment
  RSA717415  Ribes indecorum Gary Kovnat, LeRoy Gross 2003-1-19 3 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace east meadow gully. Comment
  LA33975  Ribes malvaceum var. viridifolium Peter H. Raven; 1959-3-8 13839 Los Angeles 365 Comment
  CAS-BOT-BC219186  Ribes nevadense Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  UCR209648  Ribes nevadense R. G. Swinney 2008-7-2 9113 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  UCR38986  Ribes quercetorum David J. Keil 1980-3-27 13745 Los Angeles 1 mi east of Ridge Route on Pine Canyon Road (Los Angeles County Rd N-2) 1189 Comment
  CLARK-A1528-4145  Ribes roezlii John C. Roos 1943-2-13 2596 Los Angeles San Gabriel Mountains Comment
  RSA230252  Ribes roezlii Robert F. Thorne 1969-7-2 38331 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2073 Comment
  RSA476238  Ribes roezlii C. Epling 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  RSA578978  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-5-11 7789 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  LA50718  Ribes speciosum C. & M. Epling; 1925-5-18 sn Los Angeles 131 Comment
  RSA476280  Ribes speciosum Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  CAS-BOT-BC173852  Ribes velutinum Charles J. Lovell 1942-5-28 s.n. Los Angeles Big Rock Creek, San Gabriel Mts. 1524 Comment
  SBBG38686  Ribes viburnifolium R. Moran 1941-2-25 615 Los Angeles Johnson's Valley Comment
  CAS-BOT-BC207166  Ricinus communis John H. Thomas 1957-3-9 6495 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  SBBG72214  Rorippa curvisiliqua R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  LA91480  Rosa californica Bruce Douglas Clayton; Greg Shaw 1972-4-7 80 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up firebreak on peak BDC. 472 Comment
  RSA177863  Rosa californica Robert F. Thorne, Percy C. Everett 1965-5-12 34631 Los Angeles Santa Catalina Island, upper end of Middle Canyon. 305 Comment
  SBBG70542  Rosa californica R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  RSA449701  Rosa californica Noel Wallace, Maurice Zigmond 1938-8-25 48 Los Angeles Tejon Canyon Comment
  RSA0021498  Rosa gymnocarpa var. gymnocarpa Joseph A. Ewan 1933-7-4 7865 Los Angeles North slope Monrovia Peak, San Gabriel Mountains. 1372 Comment
  SEINET3289854 Image available Rosmarinus officinalis M. W. Denslow, LeRoy Gross 2003-5-12 1142 Los Angeles Transverse Ranges; San Gabriel Mountains region: Along Rincon Red Box Road (2N24.1) at intersection with Valley Forge Canyon off road-side. 1250 Comment
  UCR106892  Rubus parviflorus L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Buckhorn Flat Campground 1951 Comment
  CHSC8060  Rubus ursinus Edward L. Smith 1957-3-21 204 Los Angeles San Gabriel Mts. At Blanchard Paris, Pomona College, Claremont. 381 Comment
  RSA657345  Rubus ursinus D. Dhillon 1979-4-2 103 Los Angeles Verdugo Mountains Region: Growing along creek bed along a N/S creek, east side of slope, 1/3 mile up creek, 1/2 mile SW on La Tuna Canyon Road, Tujunga; off of 210 Freeway. 488 Comment
  UC861857  Rubus ursinus F. R. Fosberg 1931-5-2 S 4740 Los Angeles below Middle Ranch Dam (Middle Ranch Canyon); Santa Catalina Island, Middle Ranch Canyon Comment
  RSA65920  Rumex conglomeratus F. W. Peirson s.n. Los Angeles Arroyo Seco Canyon, San Gabriel Mts. Comment
  LA200770  Rumex crispus Brett Blosser; 1970-6-6 sn Los Angeles Empty lot, Westwood Comment
  RSA733836  Rumex obtusifolius R. G. Swinney 2000-5-10 7676 Los Angeles San Gabriel Mtns.: San Gabriel River bottom, ca. 600 m NE of confluence with Fish Canyon betweenbike path and river bottom. +/- 1000 m. 220 Comment
  CAS-BOT-BC433917  Rumex salicifolius Huron H. Smith 1912-6-15 5111 Los Angeles Road to Middle Ranch, Santa Catalina Isl. 365 Comment
  SD252370  Rumex salicifolius Steven A. Junak 1999-9-10 Sca 1086 Los Angeles Santa Catalina Island: On S side of upper reservoir, Bulrush Canyon. 316 Comment
  RSA776485  Sagina saginoides LeRoy Gross, Jane Tirrell 2011-7-20 5533 Los Angeles Lily Spring, north of Mt. Hawkins. 2500 Comment
  UC284282  Salicornia subterminalis P. A. Munz 1923-4-11 6768 Los Angeles Hay Ranch, along the w coast of San Clemente Island San Clemente Island Comment
  CAS-BOT-BC103175  Salix bonplandiana L. R. Abrams; I. L. Wiggins 1931-7-4 333 Los Angeles White's Landing, [SantaCatalina] Santa Catalina Island Comment
  CAS-BOT-BC103745  Salix exigua G. L. Moxley 1922-6-12 56 -1273 Los Angeles San Francisquito [Canon] Canyon Comment
  UC1375321  Salix exigua Robert F. Thorne and C. W. Tilforth 1971-6-17 39888 Los Angeles 0.7 mi w Soledad Station (along Santa Clara R.); n slope San Gabriel Mts., Soledad Canyon 609 Comment
  UCR178776  Salix exigua R. G. Swinney 1989-7-8 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 1.7 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road, near dam caretaker's house 488 Comment
  RSA92608  Salix exigua F. W. Peirson 1919-3-30 355 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains 396 Comment
  UCR108402  Salix gooddingii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Sand Canyon, Head of Placerita Canyon Hwy, Placerita Canyon Road 610 Comment
  RSA0034826  Salix hindsiana var. leucodendroides Ivan M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  LA52058  Salix laevigata Carl Hedin; J. A. Ewan 1933-1-28 7624 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  SD124466  Salix laevigata Barry Prigge 1986-3-20 6960 Los Angeles Santa Monica Mountains, Medea Creek, just north of Paramount Ranch State Park 231 Comment
  POM182042  Salix lasiolepis F. R. Fosberg 1932-1-26 7178 Los Angeles Flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 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
  RSA587273  Salix lasiolepis Tim S. Ross, Steve D. Boyd 1990-5-17 2554 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
  RSA597773  Salix lasiolepis Steve D. Boyd, Lauren Raz 1997-3-14 9185 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
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Jun 26 2008
  RSA599150  Salix lasiolepis Louis C. Wheeler 1966-11-19 9134 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  SBBG13710  Salix lasiolepis P. H. Raven 1962-5-20 17801 Los Angeles Bullrush Cyn, about opposite ranch in Middle Cyn 213 Comment
  SD903  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City), Santa Monica Mountains Comment
  UCR125252  Salix lasiolepis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25501 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  UCR203103  Salix lasiolepis R. G. Swinney 2001-8-27 8114 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  RSA0048520  Salix lasiolepis P. R. Brown 1970-4-9 30 Los Angeles Woodland Hills Nature Center, Canon de Lana. Comment
  SEINET10396574  Salix lasiolepis G. B. Grant 1904-1 1161 Los Angeles Pasadena. Comment
  SEINET4855862  Salix lasiolepis var. bracelinae F. R. Fosberg 1932-1-26 7177 Los Angeles On flood plain of Los Angles River, at foot Cahuenga Pass grade. 180 Comment
  UCR138370  Salix lucida subsp. lasiandra Scott D. White, Pam DeVries 1997-11-20 6022 Los Angeles San Gabriel Mtn. foothills, Big Tujunga Wash (E San Fernando Valley): west of Sunland, SW of I-210 freeway, east of Hansen Dam and north of Wentworth St 351 Comment
  CATA3291  Salsola Schylar Gholson, Margie Pfeffer, Julia Parish 2016-4-1 1 Los Angeles Santa Catalina Island: Junction of Lands End, West End, and Silver Peak roads 0 Comment
  RSA601655  Salsola gobicola L. C. Wheeler 1946-8-28 6279 Los Angeles Mescal Creek, just about (south of) Appletree Flat 1883 Comment
  RSA599900  Saltugilia splendens subsp. grantii L. C. Wheeler 1933-7-4 1902 Los Angeles San Dimas Canyon 640 Comment
  UCR270512  Saltugilia splendens subsp. splendens R. G. Swinney 2011-5-26 14855 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
  RSA305367  Salvia apiana D. C. Michener, J. Dourley, B. Haner, D. Pettys, M. Hoefs 1983-6-7 4302 Los Angeles Santa Catalina Island. Head of Swains Canyon [near Timms] beyond main road to airport. 427 Comment
  RSA660891  Salvia apiana Gerald Braden 1988-5-22 30 Los Angeles Strawberry Peak. Comment
  RSA9645  Salvia apiana Louis C. Wheeler 1932-4-15 622 Los Angeles Edge of hills 1/2 mile E Palmer Canyon, San Gabriel Mountains. 610 Comment
  RSA442818  Salvia apiana William Emboden 1969-5-28 1 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442834  Salvia apiana William Emboden 1969-5-28 20 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  LA202606  Salvia columbariae Virginia Mars; 1951-5-12 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA0061138  Salvia columbariae LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6843 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA578103  Salvia columbariae Tim S. Ross, Steve D. Boyd 1994-5-10 7704 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit. 854 Comment
  UC1871157  Salvia columbariae T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4934 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UCD125726  Salvia columbariae Steve Boyd; Orlando Mistretta 1986-3-31 1521 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct with Hwy 18 NE of Pinyon Hills. Comment
  UCR231786  Salvia columbariae Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  RSA175252  Salvia columbariae Robert F. Thorne 1963-5-15 31663 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA316352  Salvia columbariae Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54961 Los Angeles 2.5 miles S of Llano 1159 Comment
  RSA446329  Salvia leucophylla L. E. Hoffman 1933-2-25 s.n. Los Angeles Mint Canyon. Comment
  UCR23292  Salvia leucophylla Kate Kramer 1981-5-31 54 Los Angeles Malibu Beach 7.5' Q., Malibu Creek State Park. 2 mi west of Las Virgenes & Mulholland Hwy intersection on Mulholland Hwy 275 Comment
  UCSB24625  Salvia leucophylla McMinn, Howard 1931-7-5 Los Angeles Ridge Route; Tehachapi Mts Comment
  RSA0034991  Salvia leucophylla Harold L. Pirie 1963-4-20 s.n. Los Angeles North slope of Santa Monica Mts. 274 Comment
  CAS-BOT-BC229498  Salvia mellifera Tim Ross; Steve Boyd 1991-4-25 4578 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River 865 Comment
  LA82010  Salvia mellifera W. R. Ernst; May 1947 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA580985  Salvia mellifera Catherine A. Mish 1995-3-4 10 Los Angeles Santa Susana Mtns, Eddleston Park 400 Comment
  SBBG18724  Salvia mellifera E. R. Blakley 1963-4-9 5571 Los Angeles NE side of Black Jack Mtn 396 Comment
  SD258938  Salvia mellifera Sarah J. De Groot, Newton Wong, et al 2016-7-7 7975 Los Angeles San Gabriel Mountains, Angeles National Forest; northwest of Hoot Owl Flats, above San Gabriel Reservoir and North Fork of San Gabriel River. West of Highway 39 at mile post 28.5; FSR 2N14, ca. 0.2 mile from highway. 586 Comment
  SFV3226  Salvia spathacea J. C. Crawford 1958-5-10 s. n. Los Angeles Santa Monica Mountains Mulholland Drive, 2.8 miles west of Beverley Glen Blvd. 365 Comment
  RSA612437  Sambucus caerulea Bill Campbell 1932-4-23 s.n. Los Angeles Santa Monica Mountains; Los Alisos canyon. Comment
  RSA590485  Sambucus mexicana T. S. Ross, Walter Appleby 1993-5-20 7211 Los Angeles Western San Gabriel Mts: vicinity of Los Pinetos Spring. 890 Comment
  HSC3990  Sambucus nigra subsp. caerulea C. S. Apperson 1967-6-20 Los Angeles 2 mi. E from Sierra Pelona Lookout. Comment
  LA202575  Sanguisorba minor subsp. muricata Elizabeth McClintock; 1943-3-27 176 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park, E of Greek Theater. Comment
  UC303483  Sanicula arguta G. B. Grant 1902-4-11 4178 Los Angeles Lincoln Park; Southern California, Lincoln Park Comment
  RSA470996  Sanicula arguta E. Crow 1928-4-11 246 Los Angeles hills south of Pomona Comment
  RSA97353  Sanicula arguta F. W. Peirson 1919-3-27 336 Los Angeles Foot of trail to Lukens Peak 609 Comment
  RSA626120  Sanicula bipinnata LeRoy Gross 1999-4-29 140 Los Angeles Santa Susana Mountains, east end: Rice Canyon, north on interstate 5, exit Calgrove Ave. Turn left to The Old Road, City of Newhall. 426 Comment
  UCR182685  Sanicula crassicaulis R. G. Swinney 1998-4-13 5952 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA471459  Sanicula crassicaulis L. C. Wheeler 1931-4-10 S- 43 Los Angeles East end of San Jose Hills at Pomona. 305 Comment
  UCR242052  Sanicula tuberosa Dan S. Cooper 2012-3-13 312- 13 Los Angeles Western Transverse Range; Santa Monica Mountains, east of Kanan Road (Co Hwy N9), 4 km south of Hwy 101 and 1.3 km north of Triunfo Canyon Road 347 Comment
  RSA729357  Sarcodes sanguinea R. G. Swinney 1998-10-24 7023 Los Angeles NE ridge of Pine Moutnatin, one ridge east of Devil's Backbone Trail from Wright Mountain. Montane coniferous forest with Pinus contorta. Chrysolepis sempervirens, etc. 2689 Comment
  UCR223620  Sarcodes sanguinea R. G. Swinney 2009-6-24 11255 B Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  UC1369830  Satureja douglasii Robert F. Thorne and D. Propst 1968-5-28 37647 Los Angeles Middle Bulrush Canyon Santa Catalina Island 243 Comment
  POM308896  Saxifraga californica K. H. B. 1943-3-22 640 Los Angeles San Dimas Experimental Forest, U.S. Forestry Department. Gage 25 Comment
  RSA458890  Saxifraga californica Louis C. Wheeler 1934-3-19 2479 Los Angeles Liveoak Canyon. Altitude 1550 feet. 473 Comment
  RSA630738  Saxifraga californica LeRoy Gross 1999-5-8 159 Los Angeles San Gabriel Mountains: Bear Canyon (a tributary of the Arroyo Seco) along trail about 500 feet above stream. 914 Comment
  UCR220346  Scandix pecten-veneris D. E. Bramlet, Mike Ahmer 2005-4-14 3794 Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, main drainage of Powder Canyon, c. 547 ft. east of Skyline Drive and 1460 ft. north of Fullerton Rd. 249 Comment
  RSA604200  Schedonorus arundinaceus L. C. Wheeler 1972-5-21 s.n. Los Angeles San Gabriel Mountains: Millard Canyon, just inside National Forest Boundary. 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
  CAS-BOT-BC219076  Schinus molle Louis C. Wheeler 1932-10-22 1437 Los Angeles Liveoak Wash near La Verne 403 Comment
  CATA1816  Schinus molle Benjamin E. Carter 2012-8-31 7016 Los Angeles Santa Catalina Island: Black Jack Campground 460 Comment
  RSA658307  Schinus molle D. Roche 1998-5-30 39 Los Angeles Camp Baldy Road 1.1 miles from intersection of Mills Ave. and Mt. Baldy Rd. North side of road. 561 Comment
  SBBG131440  Schismus S. A. Junak 1996-4-10 SCI 281 Los Angeles Johnston Park, along 80 Wilson Cove Rd 121 Comment
  RSA586540  Schismus arabicus Timothy S. Ross 1991-4-28 4743 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  OBI2536  Schismus barbatus Larry E. Brown 1970-5-2 1793 Los Angeles At campground in the Joshua Tree State Park near Lancaster Comment
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Sep 29 2015
  RSA592349  Schismus barbatus L. C. Wheeler 1967-5-12 9425 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA595995  Schismus barbatus L. C. Wheeler 1967-5-8 9355 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCR87390  Schismus barbatus R. G. Swinney 1994-3-19 2714 Los Angeles San Gabriel Mtns., Glendora, 2.5 mi northwest of Big Dalton Canyon Road at Glendora Mountain Rd, c. 100 m below (S) of road 549 Comment
  CAS-BOT-BC7625  Schoenoplectus americanus LeRoy Abrams 1901-4-8 1448 Los Angeles Los Angeles River. Tropico Comment
  RSA366046  Schoenoplectus americanus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  SEINET7591467 Image available Schoenoplectus californicus Scott D. White 1995-1 3776 Los Angeles Marina del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way 5 Comment
  POM180180  Scirpus microcarpus Joseph A. Ewan 1931-10-29 5278 Los Angeles 0.5 mile below Seminole Hot Springs, Santa Monica Mountains. Comment
  RSA626226  Scirpus microcarpus L. C. Wheeler 1966-10-1 8950 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  RSA0110850  Scrophularia californica R. G. Swinney 2011-5-6 14612 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
  RSA425191  Scrophularia californica subsp. californica Douglas Bothwell 1934-5-1 s.n. Los Angeles Along gulch and low on hillside (shady exposure) Verdugo Woodlands Comment
  POM6798  Scrophularia californica subsp. floribunda Philip A. Munz, Street, Williams 1919-4-5 2442 Los Angeles Puddingstone Canyon. Comment
  CAS-BOT-BC238495  Scrophularia villosa Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6960 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, lower Bouchette Canyon (draining northeastward to Johnsons Landing) 91 Comment
  RSA583020  Scrophularia villosa Tim S. Ross, Takara, S. Otte 1993-4-24 6960 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, lower Boughette Canyon (draining NE to Johnsons Landing). 91 Comment
  RSA445333  Scutellaria siphocampyloides K. C. Zakar 1969-07 s.n. Los Angeles San Gabriel Mountains, Angeles Crest Hwy [Hwy 2] 1829 Comment
  POM50359  Scutellaria tuberosa L. R. Abrams 1901-4-7 1409 Los Angeles Verdugo Hills Comment
  CAS-BOT-BC240058  Secale cereale John H. Thomas 1957-5-17 6764 Los Angeles Occidental College Campus, Los Angeles. Near Moore Laboratory Comment
  SD146081  Secale cereale A. C. Sanders, S. D. Boyd 1997-4-20 20492 Los Angeles Antelope Valley; along Hwy 138 in vicinity of 230th St. West, roadsides 890 Comment
  CDA3929  Sedum album R. E. Riefner Jr. 2006-7-18 06 -305 Los Angeles City of Pasadena, San Rafael Hills, vicinity of Wierfield Drive at Glen Oaks Boulevard. Comment
  CHSC24654  Selaginella bigelovii D. Hattem 1976-4-18 9 Los Angeles Ca. 30 ft w of Hwy 5, ca. 5.5 mi n of Castaic. 792 Comment
  IRVC14078  Selaginella bigelovii B. T. Gittins 1968-2-24 4269 Los Angeles Santa Catalina Island; near Isthmus. Channel Islands Comment
  LA93995  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1722 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  SBBG31230  Selaginella bigelovii R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles near mouth of Hamilton Cyn NW of Avalon 22 Comment
  CAS-BOT-BC62035  Selaginella bigelovii Grant 1903-3-16 5338 Los Angeles Sawpit Canyon, Mourovia Comment
  SD107805  Selaginella bigelovii Larry De Buhr, Gary Wallace 1972-9-3 708 Los Angeles San Clemente Island, in canyon west of Thirst Pf?., Horse Canyon 519 Comment
  UCD135971  Selaginella bigelovii Tom Gordon; M. Grayum, D. Perry, K. A. Wilson 1974-3-8 70 Los Angeles Placerita Canyon. Comment
  CAS-BOT-BC363452  Senecio californicus B. C. Templeton 1939-4-10 4616 Los Angeles Playa del Rey to El Segundo 10 Comment
  RSA0012728  Senecio californicus L. C. Wheeler 1932-5-1 676 Los Angeles 3 mi. NNE Claremont. 548 Comment
  RSA94562  Senecio californicus F. W. Peirson 1919-3-30 347 Los Angeles Big Tujunga Canyon, west end of San Gabriel Mountains. 412 Comment
  CAS-BOT-BC333084  Senecio flaccidus var. douglasii John Thomas Howell 1927-11-13 3203 Los Angeles 1 1/2 miles east of Elizabeth Lake, Liebre Mountains 914 Comment
  UC1070176  Senecio flaccidus var. douglasii P. L. Johannsen 1934-1-25 240 Los Angeles Brown's Canyon Santa Susana Quad., Brown's Canyon Comment
  UCR127396  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25532 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, "Long Canyon,' north of Potrero Canyon 366 Comment
  UCR273277  Senecio flaccidus var. douglasii R. G. Swinney 2011-10-25 15857 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  CAS-BOT-BC341192  Senecio lyonii Reid Moran 1941-2-18 589 Los Angeles Mouth of Middle Ranch canyon, San Clemente Island Comment
  CAS-BOT-BC341206  Senecio lyonii Reid Moran 1941-2-18 589 Los Angeles East side of canyon, mouth of Middle Ranch Canyon, San Clemente Island 150 Comment
  RSA596097  Senecio lyonii Mark Hoefs, Robert F. Thorne 1996-4-6 2641 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  SEINET3928066  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles Prairie 7k of San Gabriel.; 0 2134 Comment
  SBBG108901  Senecio vulgaris S. A. Junak 1997-3-12 SCl 760 Los Angeles head of second cyn S of camera pad "Malo" 377 Comment
  SEINET11736558  Sequoia sempervirens J. R. Massey 1966-1 1225 Los Angeles Claremont, Rancho Santa Ana Botanic Garden Comment
  CAS-BOT-BC243582  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard, west Los Angeles 76 Comment
  SBBG59135  Setaria viridis R. Hoffmann 1927-9-21 Los Angeles 5 mi W of Castaic Comment
  SFV2296  Sidalcea malviflora R. L. Armacost Apr 1934 115 dup. Los Angeles Santa Monica. Vacant hillside. Comment
  RSA0011356  Sidotheca trilobata Orlando Mistretta, Youssef Atallah 2011-8-12 6015 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  UC1587163  Silene antirrhina Tim Ross 1991-5-21 5381 Los Angeles upper easterly branch of Box Canyon , Box Canyon (San Clemente Island) 472 Comment
  RSA595874  Silene californica Timothy S. Ross, Victor W. Steinmann 1995-5-8 8541 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  UC1537309  Silene californica Gordon H. True Jr. 1935-5-16 287 Los Angeles just s Bouquet Canyon Reservoir (Bouquet Canyon); just s of Bouquet Canyon Reservoir 762 Comment
  PASA1297  Silene gallica A. Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  CAS-BOT-BC387024  Silene gallica Joseph Andorfer Ewan 1932-6-29 7567 Los Angeles Arizona Ave., 9 miles W of Hawthone Comment
  SD217260  Silene gallica Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4436 Los Angeles San Clemente Island; east side of island,Bryce Canyon near Malo Point. Comment
  SD39403  Silene gallica Edith A. Purer 1931-3-8 1540 Los Angeles Los Angeles County. Comment
  CAS-BOT-BC174908  Silene laciniata Le Roy Abrams 1901-4-3 1295 Los Angeles Santa Monica Mts. 304 Comment
  CAS-BOT-BC174910  Silene laciniata John H. Thomas 1956-11-8 6473 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  OBI74752  Silene laciniata K. Dobry 1991-3-16 d 214 Los Angeles Santa Monica Mts. Lower cold Creek Cyn. Montifisher Property Comment
  LA94363  Silene laciniata subsp. laciniata Harlan Lewis; 1940-4-3 1285 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
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Aug 11 2014
  RSA477918  Silene laciniata subsp. major H. L. Bauer 1931-6-1 s.n. Los Angeles Foothills of Topango Mountains. Comment
  RSA477934  Silene laciniata subsp. major L. C. Wheeler 1932-5-21 740 Los Angeles Head Mandeville canyon, Santa Monica Mtns. 488 Comment
  RSA642685  Silene laciniata subsp. major Orlando Mistretta 1992-7-13 682 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCR271592  Silene lemmonii R. G. Swinney 2011-5-19 14784 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  UCR194624  Silene parishii R. G. Swinney 1998-8-31 6866 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
  RSA798110  Silene verecunda Jane Tirrell 2012-7-25 LS 0126 Los Angeles Junction of Pacific Crest Trail with South Mt. Hawkins Trail 2558 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
  UC534849  Silene verecunda subsp. platyota Victor Duran 1933-7-24 3530 Los Angeles Buckhorn , Buckhorn (San Gabriel Mts.) 1981 Comment
  RSA746770  Silybum marianum R. G. Swinney 2008-4-17 8679 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  CAS-BOT-BC75087  Sisymbrium altissimum Joseph Andorfer Ewan 1936-7-22 9790 Los Angeles San Gabriel Mountains. Big Pines Meadow. 2072 Comment
  UCR220291  Sisymbrium altissimum R. G. Swinney 2009-4-24 10475 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  POM184700  Sisymbrium altissimum Joseph A. Ewan 1932-5-29 7189 Los Angeles Arrastre Canyon, at end of auto road 1189 Comment
  POM477  Sisymbrium altissimum C. L. Hitchcock 1918-7-5 16 Los Angeles Van Nuys. Comment
  PASA2078  Sisymbrium irio Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA0092857  Sisymbrium officinale Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 SCa- 445 Los Angeles Santa Catalina Island: Just inland from beach at White's Landing. 3 Comment
  RSA724381  Sisymbrium orientale K. Dobry 1991-3-15 d- 593 Los Angeles West San Gabriel Mts. Upper Elsmere Cyn Comment
  UCR258555  Sisymbrium orientale R. G. Swinney 2010-5-29 13021 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
  UCR271796  Sisymbrium orientale R. G. Swinney 2010-3-24 12043 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR76408  Sisymbrium orientale T. S. Ross, Elizabeth A. Kellogg 1992-4-13 6139 Los Angeles Channle Islands, San Clemente Island; north head of the island, off E end of the active runway. 43 Comment
  RSA0107231  Sisymbrium orientale Steven A. Junak 1998-4-5 SCa- 545 Los Angeles Santa Catalina Island. Just N of road to Toyon Bay, 1.1 road miles from intersection with Airport Road. 317 Comment
  SBBG11565  Sisyrinchium bellum E. R. Blakley 1959-4-5 2733 Los Angeles beach cliff on W side of Point Dume 15 Comment
  UCR124445  Sisyrinchium bellum I. W. Clokey, B. C. Templeton 1929-1 4542 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR127241  Sisyrinchium bellum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2924 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR91520  Sisyrinchium bellum Scott D. White 1995-3-15 2572 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA0062515  Solanum douglasii R. G. Swinney 2010-4-20 12313 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA0089422  Solanum douglasii R. G. Swinney 2011-3-17 14121 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA167822B  Solanum douglasii Robert F. Thorne, Percy C. Everett 1964-2-7 33466 Los Angeles Lower end of Pebbly Beach Canyon, E end of Santa Catalina Island. 76 Comment
  RSA422396  Solanum douglasii Geo. C. Johnstone 1927-10-30 s.n. Los Angeles upper part of Big Tujunga Canyon Comment
  RSA613099  Solanum douglasii M. Low 1997-3-13 8 Los Angeles E. LA Co, Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. E end of panhandle region. 412 Comment
  UCR210452  Solanum douglasii R. G. Swinney 2008-11-30 9876 Los Angeles San Gabriel Mtns., Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  RSA422416  Solanum douglasii Bonnie C. Templeton 1929-11-17 1450 Los Angeles Mandeville Canon. Comment
  RSA422431  Solanum douglasii F. R. Fosberg 1930-6-23 S- 2987 Los Angeles Del Rey. 2 Comment
  RSA658408  Solanum douglasii Erinn Wilson 1996-4-26 4 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  POM12251  Solanum umbelliferum Elroy Robinson 1921-4-15 25 Los Angeles Claremont. Comment
  CAS-BOT-BC236429  Solanum wallacei Carl B. Wolf 1932-5-9 3491 Los Angeles Along road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island 304 Comment
  RSA427377  Solanum wallacei Anstruther Davidson 1899-06 s.n. Los Angeles Catalina Island Comment
  RSA427380  Solanum wallacei M. B. Dunkle 1932-2-27 2873 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  SBBG70660  Solanum xanti R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  UCD127103  Solanum xanti Daryl Koutnik 1978-5-10 474 Los Angeles End of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  RSA427405  Solanum xanti var. intermedium Fay A. MacFadden 1931-3-16 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  SEINET6186072  Solanum xanti var. intermedium I. W. Clokey 1931-3-11 5348 Los Angeles San Gabriel Canyon 900 Comment
  CDA8721  Solidago californica Phillipson 1915-9-12 Los Angeles South Santa Anita. Comment
  RSA473605  Solidago californica Geo. L. Moxley 1913-9-1 185 Los Angeles Summit of Mt. Wilson. Comment
  POM4689  Solidago confinis C. F. Baker 1903-9-20 s.n. Los Angeles San Antonio Canyon near Claremont. Comment
  SD181681  Soliva sessilis Louis C. Wheeler 1947-5-22 6502 Los Angeles Exposition Park Comment
  UCR271653  Sonchus asper R. G. Swinney 2011-3-26 14201 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  POM18232  Sonchus asper P. A. Munz 1923-4-10 6700 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  CDA4255  Spartium junceum T. C. Fuller, T. Suzuki 1959-3-19 2089 Los Angeles North side Foothill Boulevard, in Arroyo, east of Hillard Avenue, La Canada. 0 Comment
  CAS-BOT-BC389949  Spergula arvensis Louis C. Wheeler 1932-3-12 487 Los Angeles La Verne 304 Comment
  CAS-BOT-BC389952  Spergula arvensis Geo. B. Grant 1909-4-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC390812  Spergularia marina Geo. B. Grant 1902-4-1 1297 Los Angeles Los Angeles Comment
  RSA0098527  Spergularia salina George B. Grant 1903-4-4 4879 Los Angeles Pasadena. Comment
  RSA0098570  Spergularia villosa L. C. Wheeler 1934-5-18 2453 Los Angeles W. end Puente hills 1 mi. N. Sycamore Canyon. 76 Comment
  RSA0098643  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
  SEINET3150438  Sphaerostigma micranthum G. B. Grant 1233 Los Angeles Pasadena Comment
  CAS-BOT-BC235431  Sporobolus airoides John R. Hodgson 1928-7-1 264 Los Angeles Peace Valley Comment
  SEINET9364646  Stachys albens Unknown 2002-8-26 25587 Los Angeles NE Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" (Newhall 7.5' topo.) Riparian woodland dominated by willows. Scarce perennial in seasonally wet area (dried pool) under willow canopy. Comment
  UCR17250  Stachys bullata Anna Mayers 1978-5-14 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Hollywood Hills, Griffith Park off Bronson, Los Angeles Comment
  POM294793  Stachys rigida subsp. rigida Lyman Benson 1946-5-13 12085 Los Angeles Midway between Pomona and Brea. Pacific Slope Drainage Area, Puente Hills. 274 Comment
  RSA585404  Stanleya pinnata var. pinnata Timothy S. Ross, S. D. Boyd 1990-5-29 2713 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  SD252289  Stebbinsoseris heterocarpa Steven A. Junak 1999-4-23 Sca 853 Los Angeles Santa Catalina Island: Plant stop. 347 Comment
  UC306449  Stebbinsoseris heterocarpa S. B. Parish 1919-4-19 19256 Los Angeles near San Dimas (slopes of Lone Hill, Southern California); slopes of Lone Hill Comment
  UC1408997  Stebbinsoseris heterocarpa Robert F. Thorne 1973-4-11 42788 Los Angeles plateau in Middle Ranch area at head Middle Ranch Canyon (San Clemente Island); , plateau in Middle Ranch area at head Mi 426 Comment
  UC1587733  Stebbinsoseris heterocarpa Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5227 Los Angeles terrace 1650 ft wnw Guds [sic] (se end San Clemente Island); se end San Clemente Island 201 Comment
  UC54144  Stebbinsoseris heterocarpa H. M. Hall May 1902 3262 Los Angeles Sierra Santa Monica Sierra Santa Monica (Southern California) Comment
  RSA632944  Stellaria media Valerie L. Soza, Kent Hughes 1999-6-17 534 Los Angeles San Gabriel Mountains: Chantry Flat, off road 2N41, west of water tank 701 Comment
  SDSU4516  Stellaria media Gerald Collier 1951-5-5 M 159 Los Angeles Santa Anita Canyon, San Gabriel Mountains. About 200 yards from top of Chantry Flats Trail. Comment
  SFV12396  Stellaria nitens D. L. Koutnik 1978-5-2 454 Los Angeles Simi Hills. Bell Canyon. 427 Comment
  UCR231390  Stephanomeria Dan S. Cooper 2011-10-5 1011- 125 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, upper Fern Canyon 188 Comment
  UC830535  Stephanomeria diegensis Carl B. Wolf 1932-10-3 Los Angeles about 1.25 mi from Wrigley Drive (on road to Renton Mine, about head of right fork of Pebbly Beach Canyon); Santa Catalina Island, Pebbly Beach Canyon 304 Comment
  SD41983  Stephanomeria parryi Darley F. Howe 1947-5-5 1528 Los Angeles East of Littlerock. Comment
  LA204205  Stephanomeria pauciflora B. R. Lowe; 1954-5-14 Los Angeles San Gabriel Mountains, 0.5 mi E of Little Rock Palmdale Dam Comment
  RSA600355  Stephanomeria pauciflora Steve Boyd, Lauren Raz 1997-5-28 9884 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
  RSA0055983  Stephanomeria virgata Richard G. Swinney 2010-10-8 14012 Los Angeles San Gabriel Mountains: Sadie Hawkins peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  UCR260799  Stephanomeria virgata R. G. Swinney 2010-8-9 13469 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  UCR237899  Stipa coronata Mark A. Elvin 2003-5-1 2494 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  UCR190933  Stipa hymenoides R. G. Swinney 1998-7-2 6242 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR230267  Stipa lepida Dan S. Cooper 2011-3-3 311- 23 Los Angeles San Gabriel Mountains Foothills, Monrovia Hills, 'Hidden Valley' north of Hidden Valley Ave. 258 Comment
  UCR180078  Stipa pulchra R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mtns., in and Near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Poopout Hill firebreak 488 Comment
  CAS-BOT-BC61002  Streptanthella longirostris Timothy S. Ross 1991-4-27 4692 Los Angeles Mojave Desert. Ca. 0.85 mile west of Three Sisters and 1.2 mile south of Black Butte. 947 Comment
  RSA187665  Stuckenia pectinata Robert F. Thorne 1966-9-16 36709 Los Angeles Near Hay Press Reservoir, Santa Catalina Island. 412 Comment
  SD69711  Stylomecon heterophylla Robert F. Thorne 1966-4-28 36223 Los Angeles Santa Catalina Island; west facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  CATA1894  Suaeda calceoliformis Denise Knapp 2006-8-23 Los Angeles Santa Catalina Island: Cherry Valley marsh 0 Comment
  CATA2068  Suaeda calceoliformis Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-10-22 823 Los Angeles Santa Catalina Island: Cherry Cove, around outer margins of salina at mouth of canyon 3 Comment
  RSA442113  Suaeda taxifolia T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment