Search Results — 2000 specimen records retrieved (1560 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/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229556  Abronia maritima Geo. B. Grant 1898-4-1 s.n. Los Angeles San Pedro Comment
  SBBG15828  Abronia pogonantha W. G. Webb 1935-4-20 Los Angeles near Lancaster Comment
  CAS-BOT-BC229369  Abronia umbellata Philip A. Munz 1932-8-31 12814 Los Angeles Playa del Rey Comment
  UC494415  Abronia umbellata Philip A. Munz 1932-8-31 12814 Los Angeles Playa del Rey Comment
  UC557643  Abronia umbellata Nell Murbarger April, 1936 144 Los Angeles San Clemente Island Comment
  NY679490  Abronia umbellata G. T. Hastings 1941-3-26 s.n. Los Angeles Playa del Rey. Comment
  UCR258933  Acacia R. G. Swinney 2010-2-27 11752 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  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
  UCR117129  Acacia cyclops A. C. Sanders, D. Malueg 2001-5-17 24335 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  RSA450615  Acacia dealbata A. C. Sanders 1987-12-4 7585 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SD152589  Acacia retinodes A. C. Sanders 1987-9-18 7381 Los Angeles El Segundo Dunes, west of LA Int. Airport & Pershing Dr., on modified backslope of the dunes, subsite #13, possibly planted in hygromulch 39 Comment
  SBBG55754  Acamptopappus sphaerocephalus var. hirtellus D. Keil 1976-12-12 11894 Los Angeles 5 mi W of San Bernardino county line along St Hwy 138 1127 Comment
  UC1971132  Acanthoscyphus parishii var. parishii Scott D. White, D. E. Bramlet 1998-8-11 7050 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  UC1922758  Acer macrophyllum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1354 Los Angeles Transverse Ranges; Verdugo Mountains region; Whiting Woods Rd, mouth of Henderson Canyon. 396 Comment
  UCR273443  Acer macrophyllum R. G. Swinney 2011-10-25 15869 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
  SFV20850  Acer negundo L. Gross, A. E. Gutman, S. Gutman 2000-9-8 267 Los Angeles San Fernando Valley Tujunga Ponds. 335 Comment
  HSC24311  Achillea millefolium Karen Klement 1968-5-5 69 Los Angeles 25 mi. NE of Azusa, 2 mi. N. of Rincon Station off Hwy. 39 on side road in San Gabriel Mtns. 732 Comment
  RSA660784  Achillea millefolium var. californica J. Doughty 1985-5-19 128 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. 1 mile north of San Gabriel Road. Comment
  RSA730072  Achnatherum coronatum R. G. Swinney, D. W. Larson 1999-5-29 7220 Los Angeles San Gabriel Mtns.: San Dimas Canyon, at waterfall in main fork 600 m north of confluence with East Fork Comment
  CAS-BOT-BC350987  Achnatherum occidentale R. G. Swinney 2009-6-3 11029 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
  RSA228889  Achnatherum parishii R. F. Thorne 1971-8-25 41278 Los Angeles Mt. Hawkins 2698 Comment
  RSA680132  Achnatherum parishii LeRoy Gross, Michael Denslow 2003-6-4 981 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  RSA589301  Achnatherum speciosum Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2903 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
  SBBG62  Achnatherum speciosum R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  JEPS36729  Achyrachaena mollis F. W. Peirson 1921-4-10 1363 Los Angeles foot of San Dimas Canyon; San Gabriel Mts., San Dimas Canyon 426 Comment
  CAS-BOT-BC204750  Acmispon argophyllus var. argenteus Frank W. Peirson 1923-4-9 3468 Los Angeles 2 mi. southeast of Wilsons [Wilson] Cove, San Clemente Comment
  SBBG98066  Acmispon argophyllus var. argenteus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5150 Los Angeles beginning of Larkspur Cyn drainage, 1600 ft SE of Benchmark 924 at E end of the old airfield landing strip 249 Comment
  SBBG131032  Acmispon grandiflorus S. A. Junak 1999-5-6 SCa 883 Los Angeles Parsons Landing, at W end of beach, mouth of cyn crk 3 Comment
  CAS-BOT-BC536060  Acmispon strigosus R. G. Swinney 2011-4-1 14308 Los Angeles San Gabriel Mtns/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mi S of California Aquduct, 20--200 m west of Cheseboro Rd 890 Comment
  SEINET5327566  Acmispon strigosus N. H. Holmgren, P. K. Holmgren 1974-4-5 7628 Los Angeles North foothills of the San Gabriel Mtns., Portal Ridge, 13 airline mi W of Lancaster 1067 Comment
  RSA0080970  Acourtia microcephala R. G. Swinney 2010-4-28 12408 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
  LA52119  Adenostoma fasciculatum A. M. Johnson; 1932-5-14 4062 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  SDSU8955  Adenostoma fasciculatum R. M. Beauchamp 1966-8-9 57 Los Angeles Santa Catalina Island. Along road between the Isthmus and Fourth of July Cove. Comment
  UCR108465  Adenostoma fasciculatum L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  RSA0101282  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-6-22 15259 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  SBBG13673  Adenostoma fasciculatum var. fasciculatum P. H. Raven 1962-5-22 17839 Los Angeles Middle Ranch 213 Comment
  POM875  Adiantum capillus-veneris M. M. Culter 1916-5-15 s.n. Los Angeles Claremont (cultivated) Comment
  RSA0000019  Adiantum capillus-veneris Geo L. Moxley 1917-9-3 628 a Los Angeles Eaton Canyon, San Gabriel Mountains. 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
  LA94100  Adiantum jordanii Lawrence L. Kiefer; 1966-4-9 1823 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1.5 mi above Sunset Blvd. 228 Comment
  RSA640809  Adiantum jordanii L. C. Wheeler 1931-3-31 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  CDA20106  Agave attenuata M. O'Brien 2003-2-9 MOB 3 -03 Los Angeles South Coast; Malibu Bluffs Recreation Area, Pacific Coast Hwy & Malibu Canyon Rd. 0 Comment
  RSA0062560  Ageratina adenophora R. G. Swinney 2010-4-15 12269 Los Angeles Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 695 Comment
  RSA602765  Ageratina adenophora Louis C. Wheeler 1972-12-24 12800 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  RSA627489  Ageratina adenophora Louis C. Wheeler 1965-5-8 8705 Los Angeles San Gabriel Mountains: Fish Canyon near the mouth. Comment
  SD215384  Ageratina adenophora Louis Wheeler 1947-4-27 6470 Los Angeles Mountain Cave: 1 mile south of Monrovia Comment
  RSA724636  Agoseris grandiflora K. Dobry 1992-10-25 D- 1086 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  CHSC95868  Agoseris retrorsa LeRoy Gross; Michael Denslow 2003-6-4 977 Los Angeles Transverse Ranges; San Gabriel Mountains region: Trail from Islip Saddle to Mt. Williamson. UTM Zone: 3802522N 0431429E. 2195 Comment
  RSA609127  Agoseris retrorsa L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek at end of road and beginning of Burkhart Trail. 1585 Comment
  UCD128664  Agoseris retrorsa A. C. Sanders; D. Malueg 1998-6-24 22082 Los Angeles San Gabriel Mountains: 2 miles east of Mount Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2. 1707 Comment
  UCR164831  Agoseris retrorsa Naomi Fraga, T. Thibault 2005-6-13 1587 Los Angeles Transverse Ranges, San Gabriel Mountains region, Stoddard Canyon, along Barret Stoddard Rd 1280 Comment
  RSA191130  Agrostis exarata R. F. Thorne, M. Z. Thorne 1967-7-19 37143 Los Angeles San Gabriel Mountains, Angeles National Forest, Crystal Lake Recreation Area; above junction of roads to Crystal Lake and Angeles Crest Highway 1555 Comment
  RSA226050  Agrostis exarata R. F. Thorne, C. W. Tilforth 1971-6-29 40692 Los Angeles San Gabriel Mountains, Angles National Forest: ca. 2.2 miles down Aliso Canyon from junction with Angeles Forest Road. 1037 Comment
  RSA188354  Agrostis pallens R. F. Thorne 1966-5-31 36447 Los Angeles Santa Catalina Island. Salina behind Little Harbor on beach. 5 Comment
  RSA643148  Allium burlewii Orlando Mistretta 1993-6-24 884 Los Angeles San Gabriel Mountains: Devils Backbone Ridge. [Near Mt Harwood] 2529 Comment
  RSA643965  Allium burlewii V. W. Steinmann 1996-6-17 919 Los Angeles San Gabriel Mountains, at the summit of Mt. San Antonio. 3050 Comment
  UCR224372  Allium fimbriatum Justin M. Wood 2010-5-10 1639 Los Angeles San Gabriel Mountains, vicinity of Littlerock Creek, just southwest of intersection of Chesebro Road and Mt. Emma Road 973 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
  SD231161  Allium fimbriatum var. fimbriatum Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 3 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA668073  Allium haematochiton Ian Swift, Michael C. Long 2002-3-5 361 Los Angeles San Jose Hills, Frank G. Bonelli County Park, south of Via Verde Drive. 0.9km SE of Park HQ. 338 Comment
  RSA70471  Allium lacunosum var. davisiae F. W. Peirson 1932-4-17 9851 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  UCR263284  Allium lacunosum var. davisiae Anuja Parikh, Nathan Gale 2012-5-12 3593 Los Angeles Transverse Range: San Gabriel Mountains, Aliso Canyon, 1.3 km west of Angeles Forest Hwy, 0.1 km north of Aliso Canyon Road 1121 Comment
  UCR281355  Allium lacunosum var. davisiae R. G. Swinney 2014-4-24 16240 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
  POM9941  Allium peninsulare var. peninsulare F. W. Peirson 1919-7-1 509 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  POM257567  Allium praecox Carl B. Wolf 1932-5-12 3583 Los Angeles Santa Catalina Island. Open valley 2 miles from Isthmus on road to Little Harbor. 91 Comment
  RSA410094  Allophyllum glutinosum Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  UC879980  Allophyllum glutinosum L. W. Nuttall 339 Los Angeles Santa Catalina Isl. Comment
  RSA729838  Alnus rhombifolia R. G. Swinney 1999-6-21 7357 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA640642  Amaranthus albus L. C. Wheeler 1966-10-1 8943 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road. 975 Comment
  UCR138904  Amaranthus palmeri L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  SBBG44956  Amaranthus palmeri L. C. Wheeler 1933-9-6 2102 Los Angeles ca. 1.5 mi WNW Claremont 365 Comment
  SEINET3155481  Amaranthus palmeri E. A. Palmer 1887-1 sn Los Angeles Los Angeles Bay, L-Cal Comment
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Feb 24 2017
  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
  POM182393  Ambrosia acanthicarpa Joseph A. Ewan 1931-11-11 5299 Los Angeles Del Valle, Santa Clara River Valley. 305 Comment
  SD52909  Ambrosia chamissonis Peter H. Raven 1962-7-10 17953 Los Angeles San Clemente Island, sandy slopes near ocean due west of Wall 2 Comment
  RSA416985  Ambrosia psilostachya F. R. Fosberg 1930-6-23 s- 2959 Los Angeles Del Rey 2 Comment
  RSA605819  Ammannia coccinea Louis C. Wheeler 1966-10-27 9101 Los Angeles San Gabriel Mts., Angeles National Forest: in W fork of San Gabriel River at Camp Rincon. Comment
  SEINET5325765  Amorpha californica G. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson, So. Cal. Comment
  CATA155  Amsinckia intermedia Peter Henrikson 1987-5-21 117 Los Angeles Santa Catalina Island: Bulrush Canyon 243 Comment
  RSA719057  Amsinckia intermedia R. G. Swinney 1998-4-13 5955 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  UCR124599  Amsinckia intermedia B. C. Templeton, I. W. Clokey 1930-4-8 1020 Los Angeles San Gabriel Mtns., San Francisquito Canyon 549 Comment
  RSA0079968  Amsinckia intermedia P. H. Raven 1962-4-10 17220 Los Angeles San Clemente Island: Summit ridge about 2 miles north of Thirst. 488 Comment
  SBBG131811  Amsinckia intermedia S. A. Junak, B. Collins 1991-4-25 SCI 209 Los Angeles near site of Middle Ranch ruins, just N of rd of Middle Ranch Cyn 466 Comment
  SBBG131737  Amsinckia menziesii S. A. Junak 1999-4-22 SCa 841 Los Angeles in upper part of Cape Cyn, at pumphouse, just upstream from fork in rd 304 Comment
  RSA593450  Amsinckia menziesii var. menziesii Steve Boyd 1996-4-24 8651 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  POM368396  Amsinckia tessellata Roy R. Snelling 1977-3-19 17 Los Angeles Mojave Desert, 2 miles S of Pearblossom. 1066 Comment
  UCR223048  Amsinckia tessellata R. G. Swinney 2009-5-5 10647 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  UCR187225  Amsinckia tessellata var. gloriosa A. C. Sanders 2006-4-18 32107 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  CHSC95472  Amsinckia tessellata var. tessellata LeRoy Gross 2005-4-28 2158 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  UC1563085  Amsinckia tessellata var. tessellata Steve Boyd, Orlando Mistretta 1986-3-31 1523 Los Angeles ne of Pinyon Hills (4 mi e of jct w hwy 18, Hwy 138); Mojave Desert Comment
  UCR202503  Andropogon glomeratus var. scabriglumis Justin M. Wood 2008-11-25 255 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near road to Wildwood Picnic Area, on the north side of the road in the vicinity of spring 579 Comment
  CATA753  Anemopsis californica Mark L. Hoefs 1991-5-22 1282 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  RSA578888  Anemopsis californica T. S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8095 Los Angeles Cottonwood Swamp confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 512 Comment
  RSA92881  Anemopsis californica F. W. Peirson 1919-6-15 503 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  SEINET5866934  Anemopsis californica G. B. Grant 1904-4-23 43 Los Angeles Southern California, Redondo Comment
  SBBG121834  Anisocoma acaulis A. Parikh, N. Gale 2005-6-17 786 Los Angeles Portal Ridge, 1.4 km NE of intersection of N2 and Johnson Rd, 2.5 km ESE of intersection of N2 and Munz Ranch Rd 1165 Comment
  UCR281656  Antirrhinum kelloggii R. G. Swinney 2014-5-27 16658 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA80432  Antirrhinum kelloggii F. W. Peirson 1925-4-23 5787 Los Angeles Forks of San Gabriel River. 534 Comment
  JEPS5284  Antirrhinum multiflorum Frank W. Peirson 1918-6-30 190 Los Angeles Mt. Wilson Toll Road; San Gabriel Mountains 1143 Comment
  RSA729329  Antirrhinum multiflorum R. G. Swinney, Dave Larson 1999-7-21 7571 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  RSA287994  Antirrhinum nuttallianum subsp. subsessile C. W. Tilforth, John Dourley, Walter Wisura 1978-4-5 1593 Los Angeles Base of bluffs at Point Dume. west of Malibu Comment
  UC284143  Aphanisma blitoides P. A. Munz 1923-4-11 6774 Los Angeles low shore on w coast San Clemente Island Comment
  LA99387  Apiastrum angustifolium Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  UCR126648  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26123 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
  UCR187127  Apiastrum angustifolium A. C. Sanders 2006-5-16 32319 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  SD230156  Apocynum cannabinum Louis C. Wheeler 1968-5-31 Los Angeles San Gabriel Mountains: Devil's Canyon, Campground Vicinity. 1219 Comment
  RSA0091151  Aquilegia formosa R. G. Swinney 2011-6-30 15400 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR194165  Aquilegia formosa R. G. Swinney 1998-7-29 6549 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  UCR243025  Aquilegia formosa R. G. Swinney 2009-8-6 11530 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  RSA0125858  Arabidopsis thaliana Orlando Mistretta, Christine Mistretta 2008-5-16 3089 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  UCR190816  Arabis R. G. Swinney 1999-7-5 7506 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  UCR1511  Arabis pulchra W. R. Moberly 1962-4-21 620421- 02 Los Angeles San Gabriel Mtns., Blue Ridge pull-out 1982 Comment
  RSA725073  Arabis pulchra var. pulchra Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -95 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  RSA0128853  Arabis sparsiflora Wayne Law, Jun Hu 2000-4-30 08 Los Angeles Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 518 Comment
  UCR9219  Arabis sparsiflora D. H. Wilken 1965-3-27 147 Los Angeles San Gabriel Mtns., Elizabeth Lake Canyon, near Kleine Canyon [Angeles National Forest] 457 Comment
  RSA0081777  Aralia californica R. G. Swinney 2010-8-9 13477 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  UCR194841  Aralia californica R. G. Swinney 1998-7-24 6569 Los Angeles San Gabriel Mtns., upper Fish Fork of San Gabriel River 1585 Comment
  CAS-BOT-BC407750  Arceuthobium abietinum James R. Shevock 1976-4-24 5015 Los Angeles along Big Pines Hwy. in the vicinity of Apple Tree Campground, San Gabriel Mountains, Angeles National Forest 1524 Comment
  POM354169  Arceuthobium abietinum Bonnie C. Templeton 1932-5-31 4846 Los Angeles Big Pines Camp, Angeles National Forest 2134 Comment
  CAS-BOT-BC410155  Arceuthobium occidentale Louis C. Wheeler 1932-4-9 579 Los Angeles Kings Canyon, Elizabeth Lake Region 1036 Comment
  UCR150904  Arctostaphylos Valerie Soza, Kent Hughes 1999-6-17 565 Los Angeles Transverse ranges; San Gabriel Mountains, Upper Winter Creek Trail 793 Comment
  RSA626735  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1978-9-4 7228 Los Angeles Mt. Gleason (Arc to study site). 2000 Comment
  RSA626796  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1978-9-4 7238 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  RSA626834  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22123 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA634803  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20452 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA630273  Arctostaphylos glandulosa subsp. mollis LeRoy Gross 1999-2-19 110 Los Angeles San Gabriel Mountains.: Little Tujunga Canyon Road to Dillon Divide. 1005 Comment
  RSA642684  Arctostaphylos glandulosa subsp. mollis Orlando Mistretta 1992-7-13 724 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  JEPS49532  Arctostaphylos glauca Joseph Andorfer Ewan 1932-7-4 7588 Los Angeles Upper Millards Canyon San Gabriel Mts. 1097 Comment
  RSA631485  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15978 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631597  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15609 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631639  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15633 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  UC21827  Arctostaphylos glauca W. H. Brewer Jan. 1861 109 Los Angeles San Gabriel Comment
  RSA127428  Arctostaphylos glauca var. glauca H. J. Thompson 1959-2-23 1849 Los Angeles north side of main crest of mountains, north-west slope of Castro Peak, 1.0 mile sout-east of Mulholland Highway, Latigo Canyon Road 595 Comment
  CAS-BOT-BC46727  Arctostaphylos parryana Frank W. Peirson 1942-10-15 13434 Los Angeles Carleton Flats. San Gabriel Mts. Hill top in camp. Comment
  RSA634360  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20627 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634726  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20513 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634759  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22013 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634866  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20264 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634913  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22060 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635129  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20286 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA635156  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20280 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  SD42002  Arenaria macradenia Darley F. Howe 1947-5-4 Los Angeles East of Mint Canyon. Comment
  RSA65500  Arenaria macradenia var. arcuifolia F. W. Peirson 1929-7-1 8430 Los Angeles Aliso Creek at Tie Canyon. 1356 Comment
  RSA330760  Argemone munita Wayen E. Sawyer 1981-6-29 68 Los Angeles Ca Hwy between Dawson Saddle and junction of Ca Hwy 39, 1.8 mi. from Dawson Saddle. 2241 Comment
  RSA794752  Argemone munita Jane Tirrell, Graham Bothwell 2012-7-11 LS 0105 Los Angeles North side California State Route 2 approx. 200 m east of mile marker 67.86. 2313 Comment
  SBBG108428  Aristida adscensionis T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-21 8597 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') Comment
  RSA12641  Artemisia biennis C. B. Wolf 1934-8-16 6057 Los Angeles Bryant Ranch east of Long Beach. 5 Comment
Read comments
Sep 22 2011
  JEPS19511  Artemisia californica Peter H. Raven 1957-9-21 11330 Los Angeles nw end of campus UCLA campus; Los Angeles Comment
  RSA6055  Artemisia californica C. B. Wolf 1932-10-3 4207 Los Angeles Santa Catalina Island: road to Renton Mine about 1 mile from junction with Wirgley Drive. 305 Comment
  SBBG79907  Artemisia californica F. R. Fosberg 1931-12-10 7149 Los Angeles Avalon, Public Utilities Cyn 50 Comment
  SD253366  Artemisia californica R. G. Swinney 2011-11-3 15988 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  UCR71161  Artemisia californica Steve Boyd, T. Ross, et al 1990-4-8 4420 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  IRVC29010  Artemisia douglasiana A. C. Sanders, Mark Elvin 2002-6-25 25284 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  JEPS30514  Artemisia douglasiana Peter H. Raven and Henry J. Thompson 1959-10-18 14661 Los Angeles near mouth of Topanga Canyon; Santa Monica Mountains 4 Comment
  SEINET6775386 Image available Artemisia douglasiana G. B. Grant 1904-1 68 a Los Angeles Pasadena 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-BC90335  Artemisia douglasiana L. A. Greata 1900-9-10 s.n. Los Angeles River Bank, LA Comment
  UCR210103  Artemisia dracunculus R. G. Swinney 2008-10-16 9588 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UC1194904  Artemisia nesiotica Reid Moran 1958-9-15 6833 Los Angeles canyon 1.8 mi se Eel Point; San Clemente Island 100 Comment
  UCR126704  Artemisia tridentata A. C. Sanders, Mark Elvin 2003-8-7 27161 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  CAS-BOT-BC97292  Artemisia tridentata subsp. parishii Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  SEINET7239430 Image available Artemisia tridentata var. tridentata A. A. Beetle 1958-9-5 13081 Los Angeles Newhall, type location of A. parishii. Comment
  UC1123500  Asclepias californica A. D. Gifford 1935-8-11 708 Los Angeles 2 1/2 mi s Neenach; Tejon Quadrangle Comment
  RSA725785  Asclepias fascicularis A. C. Sanders, Mark Elvin 2002-6-18 25118 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park. 366 Comment
  SEINET11262207  Asclepias fascicularis Timothy S. Ross, Steve Boyd 1994-7-7 8158 Los Angeles Upper Cienaga Canyon. South base of Liebre Mountain, just on the N side of the 'Kelly Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles Nat'l Forest map, 1982). Liebre Mountain 7.5' USGS Quadrangle.; 0 1000 Comment
  SBBG16837  Asclepias fascicularis M. Vincent 1962-7-10 273 Los Angeles Dry Cyn 0.5 mi W of Old Topanga Cyn Rd Comment
  SEINET2042300 Image available Asclepias vestita B. Pitzer 1998-5-12 3709 Los Angeles Western Mojave Desert; HWY 18 (=Hwy 138 = Palmdale Hwy), ca. 1 mi W of the San Bernardino Co. Line. (Mescal cCreek 7.5') 1171 Comment
  LA94120  Aspidotis californica Lawrence L. Kiefer; 1966-3-27 1814 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  UCR100425  Aspidotis californica Scott D. White, Pam DeVries 1997-11-25 6030 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa; parallel to Hwy 39; along dirt access road to gauging station below Morris Dam. 259 Comment
  UC42404  Aspidotis californica O. D. Allen 1884-9-29 8 Los Angeles at base of San Gabriel Mts Little Santa Anita Canyon; San Gabriel Mts Comment
  UCR270400  Astragalus bicristatus John F. Emmel 2001-6-3 1714 Los Angeles San Gabriel Mountains, along road on south slope of Table Mountain, 0.0-0.2 air mile north & 0.5-0.8 air mile east of Big Pines Ranger Station 2195 Comment
  RSA0069324  Astragalus didymocarpus var. dispermus Dean Wm. Taylor 2003-3-26 18474 Los Angeles Vincent, ca. 1.5 air mile NW of Vincent electrical substation (along steel-tower electrical transmission line corridor); Soledad Pass Vicinity. 975 Comment
  SD215515  Astragalus douglasii var. douglasii Steve Boyd, Lauren Raz 1997-3-25 9266 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Leibre Mountains. 975 Comment
  UCD104807  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines. 396 Comment
  RSA415574  Astragalus lentiginosus var. antonius B. C. Templeton 1933-5-15 5138 Los Angeles East Blue Ridge, Big Pines Park, San Gabriel Mountains. 2134 Comment
  RSA341424  Astragalus miguelensis F. C. Boutin 1967-5-23 1625 Los Angeles San Clemente Island: N end of island at West Cove Comment
  SBBG12723  Astragalus nevinii E. R. Blakley 1968-6-10 5233 Los Angeles cyn mouth SE of Eel Pt, half way toward Seal Cove 7 Comment
  UCSC000910  Astragalus pachypus var. jaegeri Peter Kamb 1948-5-6 969 Los Angeles desert foothills of the San Gabriel Mts above Little Rock San Gabriel Mts; Little Rock 975 Comment
  SEINET12160085  Astragalus purshii var. tinctus J. F. Bright, Wyman, C. 1933-1 8332 Los Angeles Antelope Valley Comment
  RSA415839  Astragalus pycnostachyus var. lanosissimus Louis Greata 1900-9-2 1931 Los Angeles Near Santa Monica. Comment
  UC2025788  Astragalus trichopodus var. lonchus T. R. Huggins 2013-3-16 13 -011 Los Angeles Santa Monica Mountains. Corral Canyon Road; ca. 1.2 miles from Pacific Coast Highway Comment
  UC520027  Astragalus trichopodus var. lonchus Joseph Andorfer Ewan 1932-5-19 7543 Los Angeles near Power House (Playa del Rey, deep sand along base of hills); Playa del Rey Comment
  CAS-BOT-BC194075  Astragalus trichopodus var. lonchus Robert F. Thorne; C. W. Tilforth 1971-6-17 39970 Los Angeles 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest 457 Comment
  RSA415743  Astragalus trichopodus var. lonchus Floy Stanley 1928-3-18 14538 Los Angeles El Segundo. Comment
  CAS-BOT-BC200836  Astragalus trichopodus var. trichopodus G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  UC625010  Astragalus trichopodus var. trichopodus F. R. Fosberg 1931-3-31 S 4431 Los Angeles Avalon Santa Catalina Island, Avalon (Ocean bluffs, Santa Catalina Island) 10 Comment
  SEINET4208638  Atriplex canescens Howard C. Stutz 1993-4-30 95770 Los Angeles Lower Butte.; 0 Comment
  RSA452424  Atriplex confertifolia Anstruther Davidson s.n. Los Angeles Acton. Comment
  RSA557843  Atriplex confertifolia D. Charlton 1989-4-21 2885 Los Angeles B St. from 120th to 140th, Southern Border of Base. 701 Comment
  CAS-BOT-BC172644  Atriplex coulteri E. Braunton 1902-5-15 s.n. Los Angeles Gardena Comment
  RSA3035  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  CAS-BOT-BC170120  Atriplex lentiformis Alice Eastwood 1919-7-4 9295 Los Angeles Santa Monica Canyon Comment
  UC1136301  Atriplex lentiformis subsp. lentiformis P. L. Johannsen 1934-2-23 302 Los Angeles Santa Clara River Santa Susana Quad., Santa Clara River Comment
  SBBG98641  Atriplex leucophylla T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5088 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  UC850843  Atriplex leucophylla F. R. Fosberg 1931-5-18 S 4894 Los Angeles Little Harbor , Little Harbor (Santa Catalina Island) 2 Comment
  UCSB21186  Atriplex polycarpa McCarthy, Sharon 1965-4-2 Los Angeles Junction of State Highway 138 and 213th Street East about 23 miles west of Highway 395, Mojave Desert 1066 Comment
  RSA127772  Atriplex semibaccata P. H. Raven, H. J. Thompson 1959-6-4 s.n. Los Angeles Point Dume 12 Comment
  SEINET4136263  Atriplex semibaccata Steve Boyd, L. Raz 1996-10-8 9021 Los Angeles Liebre Mountains region, rugged hills at eastern edge of Bouquet Canyon, south of Vasquez Canyon and northwest of Cruzan Mesa, along Vasquez Canyon Road, ca. 0.9 miles east of junction with Bouquet Canyon Road.; 0 524 Comment
  RSA12186  Atriplex semibaccata C. B. Wolf 1934-4-11 s.n. Los Angeles Bryant Ranch, E of Long Beach, Seventh St. and Hathaway 23 Comment
  SEINET4136132  Atriplex semibaccata F. R. Fosberg 1931-3-26 S 4396 Los Angeles Hillside Above St. Catherine Hotel. Santa Catalina Island.; 0 10 Comment
  RSA478433  Atriplex serenana Gertrude Dunn 1930-8-3 s.n. Los Angeles 2 mi. S of Downey, roadside of Washington Blvd. Comment
  SBBG130605  Atriplex suberecta S. A. Junak 2000-10-12 SCa 1408 Los Angeles Middle Ranch stables 198 Comment
  RSA591401  Avena barbata L. C. Wheeler 1934-4-2 2499 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  UCR259619  Avena barbata R. G. Swinney 2010-5-25 12955 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
  RSA591907  Avena fatua L. C. Wheeler 1967-5-8 9310 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA707935  Avena fatua L. M. Prince, N. Refulio Rodriguez 2002-3-25 2 -286 Los Angeles Claremont, Palmer Canyon. ~0.25 km north of Padua Ave. on Palmer Canyon Rd. 450 Comment
  UC1109342  Avena fatua Peter H. Raven 1962-4-9 17133 Los Angeles Wilson Cove San Clemente Island (near barracks) 60 Comment
  UCSB6773  Avena fatua Ballard 1954-5-28 Los Angeles Padua Hills, near Claremont 274 Comment
  IRVC28743  Baccharis douglasii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25525 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley 305 Comment
  RSA187696  Baccharis douglasii R. F. Thorne 1966-9-14 36657 Los Angeles Santa Catalina Island: lower Middle Ranch Canyon near junction of Isthmus road and road to Ben Weston Beach 61 Comment
  RSA5982  Baccharis douglasii C. B. Wolf 1932-9-13 4055 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  RSA0060475  Baccharis pilularis R. G. Swinney 2010-8-16 13534 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SEINET11837861  Baccharis pilularis subsp. consanguinea C. V. Braun 1974-1 23 Los Angeles turn-out on E side of I-5 just N of Castaic Comment
  RSA589975  Baccharis salicifolia Orlando Mistretta 1994-3-30 950 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E Creek below dam. 960 Comment
  SEINET899248  Baccharis salicifolia Carson 1902-1 97 Los Angeles Los Angeles. Comment
  RSA0065406  Baccharis salicifolia Gene Cooper 1961-4-25 s.n. Los Angeles San Gabriel Canyon. Comment
  SDSU6389  Baccharis salicifolia subsp. salicifolia Gerald Collier 1951-5-5 M 536 Los Angeles Santa Ana Canyon, San Gabriel Mtns. About 2 miles up canyon from chantry falt trail base - along stream. Comment
  UC284609  Baccharis salicifolia subsp. salicifolia I. Johnston 1917-4-11 Los Angeles Wilmington Comment
  UC440453  Baccharis salicifolia subsp. salicifolia Carl Epling and Lincoln Ellison 1929-4-2 Los Angeles Topanga Canyon, Santa Monica Mountains Santa Monica Mountains, Topanga Canyon Comment
  UC729690  Baccharis salicifolia subsp. salicifolia Carl B. Wolf 1932-5-10 3508 Los Angeles above the last Almond Orchard; Santa Catalina Island, Avalon Canyon 121 Comment
  SBBG80500  Bassia hyssopifolia M. R. Benedict 1971-6-25 Los Angeles Northwest Harbor Comment
  UC126705  Berberis nevinii H. M. Hall 1906-6-13 7407 Los Angeles 1 mi or so se Fernando 304 Comment
  SBBG52912  Bergerocactus emoryi F. C. Boutin 1967-4-23 1697 Los Angeles near Eel Pt Comment
  UCD97724  Beta vulgaris subsp. maritima Robert F. Thorne; P. Everett 1965-5-11 34538 Los Angeles Salt flats N, and rocky shore line along Catalina Harbor, Santa Catalina Island. Comment
  POM350840  Bidens frondosa L. C. Wheeler 1932-9-19 1401 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  UC750622  Bidens pilosa Lewis S. Rose 1946-12-21 46295 Los Angeles w slope of Cahuenga Peak, Los Angeles Los Angeles, Cahuenga Peak Comment
  UCR155146  Bloomeria crocea A. C. Sanders 2005-5-5 29928 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  CAS-BOT-BC478857  Bloomeria crocea var. aurea John I. Carlson 1914-4-25 s.n. Los Angeles Avalon, Catalina Island Comment
  RSA601843  Bloomeria crocea var. montana Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10015 Los Angeles Liebre Mountains region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1584 Comment
  CAS-BOT-BC16087  Boechera californica George B. Grant 1904-5-5 6197 Los Angeles Arroyo Seco Canyon. Comment
  RSA0128611  Boechera repanda Wayne E. Sawyer 1981-7-7 78 Los Angeles San Gabriel Mountains., Angeles National Forest: Lily Spring 2453 Comment
  RSA700929  Boerhavia Keith E. Hoffmaster 1933-9-24 s.n. Los Angeles Near Santa Ana. Comment
  CAS-BOT-BC75496  Bolboschoenus maritimus subsp. paludosus Timothy S. Ross; Steve Boyd 1994-9-21 8333 Los Angeles Liebre Mountains. Cow Spring Pond. Sag pond on the San Andreas Fault Zone at the north foot of Liebre Mountains. 1155 Comment
  UCR273367  Bothriochloa barbinodis R. G. Swinney 2011-3-18 14173 Los Angeles San Gabriel Mts., Glendora foothills, along Marshall Trail between Mull Canyon and Morgan Ranch Rd./Morgan Cyn., in dedicated open space 366 Comment
  RSA451997  Bowlesia incana F. R. Fosberg 1931-5-7 7169 Los Angeles Cottonwood Canyon, left fork, Santa Catalina Island. 220 Comment
  UC1587748  Bowlesia incana Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5279 Los Angeles 1800 ft se of Malo Knoll (w fork of Near-Death Canyon, draining to Mosquito Cove (beginning 800 ft n of Rest marker), San Clemente Island); San Clemente Island, Near-Death Canyon 304 Comment
  LA202592  Boykinia rotundifolia Henry J. Thompson; 1960-6-7 3067 Los Angeles 152 Comment
  UCR194302  Boykinia rotundifolia R. G. Swinney 1998-8-5 6667 Los Angeles San Gabriel Mtns., Fish Fork of San Gabriel River, c. 200 m east of confluence with East Fork 1037 Comment
  SD69363  Brachypodium distachyon P. Everett 1965-5-11 34567 Los Angeles N beach of Little Harbor, Santa Catalina Island. 2 Comment
  RSA736299  Brassica juncea Scott D. White, Justin Wood 2008-3-27 11787 Los Angeles San Gabriel Mountain foothills, city of Glendora at Brodiaea filifolia location at the end of N Loraine Ave. 473 Comment
  SBBG98460  Brassica nigra T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5307 Los Angeles ridge between two forks of Near-Death Cyn (draining to Mosquito Cove), ca. 1000 ft NNE of Rest (1336') marker 396 Comment
  POM307806  Brassica rapa Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2754 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA482913  Brassica rapa Ora M. Clark 1929-1-13 1470 Los Angeles N of San Pedro. Comment
  CHSC20919  Brickellia californica Robert A. Schlising 1971-10-28 3007 Los Angeles Lopez Canyon, north of Pacoima. Comment
  POM351122  Brickellia californica Freda Detmers 1931-11-11 14187 Los Angeles Griffith Park Comment
  RSA127982  Brickellia californica H. J. Thompson 1958-10-22 1812 Los Angeles Santa Monica Mountains, N slope of Mt. Hollywood 381 Comment
  SBBG66133  Brickellia californica R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  NY162756  Brickellia nevinii Rev. J. C. Nevin s.n. Los Angeles Near Newhall Comment
  UCSB6407  Brickellia nevinii Gill, Robert 1959-9-30 Los Angeles At base of San Gabriel Dam; San Gabriel Mt. Range; Pacific Slope Drainage Area Comment
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Sep 24 2007
  CAS-BOT-BC144332  Bromus W. R. Dudley; F. H. Lamb 1896-6-8 4400 Los Angeles Liebre Mountains. King's Cannon. Comment
  UCR180364  Bromus arenarius Scott D. White, Pam Devries 2006-5-9 11403 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
  RSA0116901  Bromus arizonicus Lyman Benson 1947-3-19 12283 Los Angeles Claremont. 350 Comment
  RSA653129  Bromus berteroanus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21990 Los Angeles San Gabriel Mountains: Soledad Pass area at N foot of mtns, ca. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation., (34 deg 28'58''N, 118 deg 07'24''W) 1000 Comment
  LA33371  Bromus carinatus Henry J. Thompson; 1959-4-19 1950 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA191158  Bromus carinatus var. carinatus R. F. Thorne, M. Z. Thorne 1967-7-19 37164 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA621261  Bromus carinatus var. carinatus L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Mattox Canyon at Santa Clara Divide Road. 1250 Comment
  RSA736231  Bromus carinatus var. carinatus Scott D. White, Justin M. Wood 2008-5-8 11944 Los Angeles SCE powerline corridor, E of Fullerton Rd. and S of Pathfinder, above Rowland Heights. 213 Comment
  SBBG131035  Bromus carinatus var. marginatus S. A. Junak 1999-5-7 SCa 895 Los Angeles between Cape and Middle Ranch Cyns, overlooking Cape Cyn Reservoir, conspicuous butte on ridge 475 Comment
  UC816365  Bromus diandrus Joseph Andorfer Ewan IV 1933 10929 Los Angeles Santa Monica Mountains, Higgins Canyon Higgins Canyon; Santa Monica Mountains, Higgins Canyon Comment
  RSA91690  Bromus diandrus F. W. Peirson 1924-5-27 4621 Los Angeles San Gabriel Mountains. North slope, Strawberry Peak. 1753 Comment
  SBBG95277  Bromus hordeaceus M. B. Dunkle 1928-4-29 1916 Los Angeles Little Harbor Comment
  UCR273372  Bromus hordeaceus R. G. Swinney 2011-5-10 14632 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  UCR154020  Bromus madritensis subsp. madritensis A. C. Sanders 2005-5-11 30157 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  CATA1106  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-5-23 2060 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  POM363908  Bromus rubens F. R. Fosberg 1931-4-10 S 4561 Los Angeles Pacific Divide, Santa Catalina Island. 350 Comment
  POM363940  Bromus rubens Donald Tahara 1975-5-25 68 Los Angeles .25 mile E of junction of Angeles Crest and Angeles Forest Highways, San Gabriel Mountains. Comment
  SEINET3923285  Bromus rubens Timothy S. Ross, Steve Boyd 1994-5-4 7634 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit. Lale Hughes 7.5' USGS Quadrangle.; 0 1055 Comment
  UCD59519  Bromus rubens Geoffrey Levin 1974-4-27 42 Los Angeles San Antonio Canyon below San Antonio Dam. San Gabriel Mts. 579 Comment
  UCR186799  Bromus rubens Gary Kovnat, LeRoy Gross 2003-2-2 12 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south west corner of meadow Comment
  SBBG56627  Bromus secalinus M. N. Ackley -Apr-1929 Los Angeles Hyde Park 47 Comment
  CAS-BOT-BC161603  Bromus sterilis Steve Boyd; Lauren Raz 1997-5-6 9759 Los Angeles Liebre Mountains Region. Fish Canyon just upstream from the conflunence with Castaic Creek. 499 Comment
  RSA0019969  Bromus tectorum P. H. Raven, H. J. Thompson 1959-5-5 14109 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  CLARK-A1528-4565  Bromus unioloides John C. Roos 1941-2-17 Los Angeles Westwood Village Comment
  SBBG109037  Cakile maritima S. A. Junak 1996-5-31 SCl 563 Los Angeles behind (just inland from) West Cove 6 Comment
  POM246462  Calandrinia ciliata F. R. Fosberg 1931-4-15 S 4639 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  POM9081  Callitriche marginata P. A. Munz 1920-3-13 3326 Los Angeles San Jose Hills 305 Comment
  RSA377241  Calochortus albus Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon 610 Comment
  CAS-BOT-BC132264  Calochortus catalinae Ernest Braunton 1902-5-5 268 Los Angeles Glendora Comment
  CAS-BOT-BC132291  Calochortus catalinae Marion Ownbey; Ruth P. Ownbey 1938-6-27 1667 Los Angeles At mouth of Los Alisos CAnyon, Santa Monica Mountains Comment
  RSA377309  Calochortus catalinae T. S. Clare 1929-3-26 s.n. Los Angeles Los Angeles Comment
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Oct 3 2014
  UCR129357  Calochortus catalinae B. A. Prigge 1986-3-19 6931 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.3 mi west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  UCR124455  Calochortus clavatus I. W. Clokey, B. C. Templeton 1929-1 4552 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA0114766  Calochortus clavatus var. gracilis Anuja Parikh, Nathan Gale 2003-4-19 1741 Los Angeles WTR, N of Santa Clara River, 1 km E of intersection of Bouquet Canyon Road and Newhall Ranch Road. 405 Comment
  RSA586982  Calochortus kennedyi var. kennedyi Orlando Mistretta 1992-5-8 314 Los Angeles Slopes east of Little Rock Creek Reservoir. 1159 Comment
  RSA735592  Calochortus plummerae A. Edwards, D. Hughes 2008-6-9 126 Los Angeles Los Angeles County: Sunset Canyon in Verdugo foothills N of Burbank, along a former fire break, in sandy soils mainly on a moderate SE facing slope. In california sagebrush scrub and mixed chaparral vegetation 534 Comment
  JEPS17843  Calochortus splendens C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4627 Los Angeles Bouquet Canyon 450 Comment
  SBBG31279  Calochortus splendens R. F. Thorne with P. C. Everett 1965-6-24 35027 Los Angeles Rancho Escondido, Escondido Cyn 213 Comment
  UCR94699  Calochortus striatus A. C. Sanders, E. J. Lott 1993-5-6 13971 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  RSA670688  Calochortus venustus Bonnie C. Templeton 1947-5-21 6277 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UCR205921  Calycoseris parryi R. G. Swinney 2008-5-5 8765 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA0096977  Calyptridium monandrum R. G. Swinney 2011-5-31 14892 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UCR123930  Calyptridium monandrum Steven R. Hill, K. Kramer 2001-4-22 33388 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  VVC3379  Calystegia macrostegia subsp. cyclostegia Tim Thomas 1973-5-1 19 Los Angeles Transverse Range, Santa Monica Mountains, upper Cold Creek Road. 267 Comment
  RSA595676  Calystegia malacophylla subsp. pedicellata T. S. Ross, Victor W. Steinmann 1995-5-8 8545 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  RSA422169  Calystegia occidentalis subsp. fulcrata Robert Gustafson 1978-6-1 972 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA646120  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1992-9-9 803 Los Angeles San Gabriel Mountains: ''Sold'' Peak. North Fork Management Unit; Tujunga Ranger District. Comment
  UCR190802  Camissonia R. G. Swinney 1999-7-5 7543 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA0059135  Camissonia bistorta Floy L. Robinson 1921-4-15 37 Los Angeles Claremont. Comment
  SEINET1907235  Camissonia boothii A. C. Sanders 2003-1 26994 Los Angeles Western Transverse Range/Santa Clara River Watershed: ''Off-haul Canyon'' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur. 305 Comment
  UCR192577  Camissonia boothii A. C. Sanders 2008-4-10 34823 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  UCR14585  Camissonia campestris George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns., Calif. Hwy 2, 2 miles SW of Calif. Hwy 138, beside Sheep Creek 1524 Comment
  RSA596167  Camissonia campestris subsp. campestris Louis C. Wheeler 1967-5-12 9452 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SBBG44399  Camissonia campestris subsp. campestris R. Hoffmann 1931-5-15 472 Los Angeles Lancaster Comment
  POM178024  Camissonia cheiranthifolia subsp. suffruticosa Joseph A. Ewan 1931-1-1 4005 Los Angeles Hyperion near El Segundo. Comment
  RSA454024  Camissonia cheiranthifolia subsp. suffruticosa Tom Burch 1940-2-22 s.n. Los Angeles Redondo Beach. Comment
  RSA775862  Camissonia confusa Orlando Mistretta, Christine Mistretta 2010-5-26 5196 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  RSA517119  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1990-5-14 2474 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1015 Comment
  RSA655469  Camissonia hirtella LeRoy Gross, Laura Moore 2000-6-5 219 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  RSA75442  Camissonia hirtella F. W. Peirson 1929-6-30 8421 Los Angeles Clearing below the road near Tie Canyon stream; Aliso Creek, San Gabriel Mts. 1357 Comment
  RSA724762  Camissonia intermedia K. Dobry 1991-6-27 d- 635 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  RSA774598  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2010-6-10 5290 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 4.33 road miles (2.07 air miles), S of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1229 Comment
  RSA775516  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2010-5-20 5177 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA449014  Camissonia intermedia Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon. 350 Comment
  UCR206483  Camissonia micrantha A. C. Sanders, T. B. Salvato 2009-5-20 36886 Los Angeles San Gabriel Valley, near Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCR51994  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  RSA0126887  Camissonia pallida Richard G. Swinney 2014-5-1 16320 Los Angeles San Gabriel Mountains/Mojave Desert: East of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1341 Comment
  RSA756273  Camissonia pallida Michael Honer, Crissy Slaughter, Julie Love 2009-4-30 3297 Los Angeles Antelope valley; Along 170th Street West, appx. 1.5 mi. N of Highway 138. 805 Comment
  RSA756792  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-21 2508 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA570284  Camissonia strigulosa Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4961 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA0110196  Camissoniopsis Richard G. Swinney 2011-5-16 14722 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 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  UC934050  Camissoniopsis hirtella H. L. Cogswell 1951-5-3 74 Los Angeles Plot 5 San Gabriel Mountains, Bell Canyon (Sec. D3-4, ssw-sw facing slope on w side of canyon (Watershed 4)) 944 Comment
  CATA168  Camissoniopsis micrantha Mark L. Hoefs, A. Douglas Propst 1973-4-6 131 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  LA2392  Camissoniopsis micrantha O. H. Kappler; 1941-3-30 165 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  SDSU3384  Camissoniopsis micrantha H. Wedberg 1958-3-22 171 Los Angeles At Point Dume. Comment
  SBBG61351  Camissoniopsis pallida R. Hoffmann 1929-4-27 Los Angeles Little Rock Dam Comment
  RSA600193  Capsella bursa-pastoris Steve Boyd, Lauren Raz 1997-5-29 9907 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  SBBG18712  Capsella bursa-pastoris E. R. Blakley 1963-4-7 5538 Los Angeles Avalon Terrace on S side of Avalon Valley 30 Comment
  SFV9176  Capsella bursa-pastoris J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Open lot on Highway 66 near Pomona city limit. 350 Comment
  POM156368  Cardionema ramosissimum L. R. Abrams 1902-6-11 2517 Los Angeles Playa del Rey. Comment
  RSA441720  Cardionema ramosissimum Anstruther Davidson 1916-6-1 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA0095255  Carduus pycnocephalus R. G. Swinney 2011-5-6 14580 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  UCR141864  Carex R. G. Swinney 1997-9-6 5862 Los Angeles San Gabriel Mountains, Mescal Picnic Park [= Mescal Campground], along boardwalk about 50 m N of Big Pines Highway 1866 Comment
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Sep 12 2018
  UCR277119  Carex R. G. Swinney 2010-10-5 13979 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
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Sep 12 2018
  RSA729707  Carex alma R. G. Swinney 1998-7-28 6514 Los Angeles San Gabriel Mtns.: south fork of Cow Canyon at and above Fallen Leaf spring, to 0.2 mi. south of Glendora Ridge rd. 1366 Comment
  UC822618  Carex alma C. B. Clokey, I. W. Clokey and B. C. Templeton 1930-5-13 Los Angeles Bouquet Canyon 450 Comment
  UCR273809  Carex alma R. G. Swinney 2011-6-15 15198 A Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  SEINET7549363 Image available Carex alma Louis C. Wheeler 1967-5-24 9732 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 678 Comment
  SEINET7559359 Image available Carex fracta Louis C. Wheeler 1967-8-2 10299 Los Angeles San Gabriel Mountains, Sheep Camp Spring, W slope Mt Pacifico. 1951 Comment
  RSA0116320  Carex praegracilis A. C. Sanders 2006-4-10 32001 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  POM222224  Carex schottii L. C. Wheeler 1936-6-21 4169 Los Angeles W Fork Palmer Canyon 640 Comment
  RSA724713  Carex senta K. Dobry 1991-3-15 425 -a Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  UCR265487  Carex senta Dan S. Cooper 2015-4-29 2015- 37 Los Angeles Western Transverse Range; Santa Monica Mountains, Monte Nido, Cold Creek at end of Pony Cross Rd. 159 Comment
  CAS-BOT-BC116602  Carex subfusca John Thomas Howell 1947-7-18 23431 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  UC905020  Carex subfusca John Thomas Howell 1947-7-18 23431 Los Angeles Big Pines San Gabriel Mts. 2103 Comment
  UC212969  Carpobrotus chilensis S. B. Parish 1918-6-5 11884 Los Angeles Playa del Rey Comment
  CATA569  Castilleja affinis subsp. affinis Mark L. Hoefs 1991-3-19 1000 Los Angeles Santa Catalina Island: Airport road above Toyon Canyon 487 Comment
  RSA82258  Castilleja affinis subsp. affinis F. W. Peirson 1926-4-26 6648 Los Angeles At summit of Mint Canyon Grade east of Saugus. Comment
  RSA81469  Castilleja applegatei subsp. martinii F. W. Peirson 1918-5-19 209 Los Angeles Millard's Canyon, south base of San Gabriel Mts. Comment
  SEINET13772892  Castilleja exserta G. B. Grant 1904-5-24 885 Los Angeles Lincoln Park. Comment
  SFV15538  Castilleja exserta R. K. Stachelek 1992-5-2 31 Los Angeles Santa Monica Mountains Tapia Park, off Malibu Canyon Road. 150 Comment
  UCSB10576  Castilleja exserta subsp. exserta Wedberg, H. 1957-4-4 Los Angeles Pt. Dume Comment
  SBBG66887  Castilleja foliolosa R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  LA52016  Castilleja foliolosa W. O. Griesel; 1936-3-28 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA400547  Castilleja foliolosa M. Bisbee 1917-5-24 s.n. Los Angeles Hill sides, Eagle Rock Comment
  JEPS14041  Castilleja linariifolia Rimo Bacigalupi 1952-8-9 3900 Los Angeles mouth of Holcomb Canyon, along Big Rock Creek canyon road, n base of the San Gabriel Range Holcomb Canyon; San Gabriel Range, Holcomb Canyon 1188 Comment
  UCR205264  Castilleja linariifolia R. G. Swinney 2005-8-15 8488 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  UCR204757  Castilleja minor subsp. spiralis R. G. Swinney 2005-8-9 8431 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA772385  Castilleja plagiotoma R. G. Swinney 2009-5-12 10756 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  SBBG127011  Castilleja subinclusa subsp. subinclusa A. Parikh, N. Gale 2011-6-8 3426 Los Angeles Portal Ridge, 1.5 km W of Godde Hill Rd, 1.1 km S of California Aqueduct 1100 Comment
  RSA66708  Caulanthus amplexicaulis var. amplexicaulis F. W. Peirson 1926-4-27 6672 Los Angeles Rock Creek, north slope of San Gabriel Range 1372 Comment
  UC440385  Caulanthus cooperi C. Epling and L. Ellison 1930-4-17 11 Los Angeles Lancaster Comment
  UC10386  Caulanthus coulteri J. Burtt Davy May 9 1896-May 24 1896 2634 Los Angeles Leonis Valley Antelope Valley, Leonis Valley Comment
  UCR160852  Caulanthus coulteri Wandalee Thompson 1971-4-15 90 Los Angeles Western Treansverse Range, Juday Flats Road, north of Pine Canyon Road, 6 miles west of Elizabeth Lake 1037 Comment
  CAS-BOT-BC39569  Caulanthus major Dr. A. Davidson 1893-7-1 s.n. Los Angeles Mojave Desert. Rock Creek. Comment
  SEINET13946229 Image available Ceanothus Kay Raeder 1954-1 60 Los Angeles Claremont city limits; 1100 ft alt. 335 Comment
  RSA182991  Ceanothus arboreus S. Carlquist, Robert F. Thorne 1966-4-28 1822 Los Angeles Upper terminus of road to Renton Mine, Santa Catalina Island. Comment
  CAS-BOT-BC48599  Ceanothus cordulatus Wesley O. Griesel 1961-5-16 s.n. Los Angeles Buckhorn Camp, San Gabriel Mts. 2072 Comment
  CAS-BOT-BC48732  Ceanothus crassifolius Tim Ross; Orlando Mistretta 1993-5-27 7319 Los Angeles W end of the San Gabriel Mtns: southwesterly draw 1200 ft WSW of May Canyon Saddle. 1060 Comment
  CAS-BOT-BC48747  Ceanothus crassifolius Carl B. Wolf 1932-3-4 2671 Los Angeles South base of San Gabriel Mts., Thompson Creek, 3-4 mi. No. of Claremont 457 Comment
  RSA167621  Ceanothus crassifolius Peter H. Raven, Robert F. Thorne 1964-5-7 19001 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA306185  Ceanothus crassifolius Fay A. MacFadden 1933-3-27 s.n. Los Angeles La Tuna Canyon, Verdugo Mountains Comment
  UC1071020  Ceanothus crassifolius A. D. Gifford 1934-4-24 160 Los Angeles 2 mi nw Castro Peak; Truinfo Pass quad 548 Comment
  POM184710  Ceanothus integerrimus Joseph A. Ewan 1932-6-17 7240 Los Angeles Summit San Gabriel Peak, San Gabriel Mountains. Comment
  RSA653038  Ceanothus integerrimus A. C. Sanders, D. Malueg 1998-6-24 22076 Los Angeles San Gabriel Mtns.: 2 miles E of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  UCR223795  Ceanothus integerrimus R. G. Swinney 2009-8-25 11476 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCSB36662  Ceanothus integerrimus Brownell, Kathleen 1980-5-18 Los Angeles 2.5 mi. N on Mt. Baldy Rd. 83; San Gabriel Mtns; Angeles National Forest 1127 Comment
  JEPS42337  Ceanothus leucodermis Frank W. Peirson 1918-6-10 112 Los Angeles San Gabriel Peak 1828 Comment
  LA30353  Ceanothus leucodermis Mary V. Hood; 1943-7-11 43- 84 -k* Los Angeles San Gabriel Mountains, Rd. near Charlton Flats 1310 Comment
  RSA550441  Ceanothus leucodermis Tim S. Ross 1992-7-10 6640 Los Angeles San Gabriel Mountains; Big Tujunga Canyon, 310m E of where Coldwater Canyon meets Big Tujunga Creek. Disturbed chaparral just S of creek, E side of the road to Colby Ranch. 973 Comment
  CAS-BOT-BC83794  Ceanothus megacarpus D. O. Burge; D. Knapp; S. Ratay 2007-3-24 808 b Los Angeles Santa Catalina Island 405 Comment
  LA43629  Ceanothus megacarpus var. megacarpus John Thomas Howell; 1928-3-2 3353 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park 243 Comment
  CAS-BOT-BC50491  Ceanothus oliganthus John Thomas Howell 1928-3-2 3369 Los Angeles Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC50499  Ceanothus oliganthus Peter H. Raven; Robert F. Thorne 1964-5-7 19015 Los Angeles Saddle rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  RSA399743  Ceanothus oliganthus var. oliganthus Albert J. Perkins 1914-3-1 s.n. Los Angeles Santa Anita Canyon. Comment
  UC1070908  Ceanothus oliganthus var. oliganthus A. D. Gifford 1935-5-8 676 Los Angeles 2 mi ne Whitaker Peak; Tejon quad., Angeles National Forest 1066 Comment
  UC1070911  Ceanothus oliganthus var. oliganthus A. Lewis 1933-6-1 213 Los Angeles Pacoima Canyon San Fernando quad., Angeles Nat. For. 1005 Comment
  UC50448  Ceanothus oliganthus var. oliganthus H. M. Hall Apr 1903 3743 Los Angeles Arroyo Seco Comment
  SFV9208  Ceanothus spinosus N. J. Manuwal 1972-3-5 169 Los Angeles Santa Monica Mountains Topanga Canyon. Comment
  UCR133729  Centaurea solstitialis F. R. Fosberg 1931-7-14 S- 5401 Los Angeles Channel Islands, Middle Ranch Canyon, Santa Catalina Island 200 Comment
  RSA655774  Centaurea solstitialis LeRoy Gross 2001-1-13 333 Los Angeles Verdugo Mountains: Radio facility on top of main crest, just above were Whiting Woods Mountainway and Verdugo Mountainway connects. 915 Comment
  RSA305980  Centranthus ruber Bill Kelley 1983-6-1 s.n. Los Angeles Naturalized in Big Santa Anita Canyon below Chantry Flat Comment
  RSA711448  Centromadia pungens subsp. pungens LeRoy Gross 2005-5-19 2304 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  UCR209212  Centrostegia thurberi R. G. Swinney 1998-4-14 5986 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
  SEINET3480350  Ceratonia siliqua Unknown 1939-7-7 100 Los Angeles Los Angeles, Los Angeles, Campus Comment
  POM296509  Cercocarpus betuloides Lyman D. Benson, Robert Benson, Joseph Lanjouw 1953-5-2 15097 Los Angeles Santa Catalina Island. North face of Swain Canyon, Whites Landing. Comment
  UCR258881  Cercocarpus betuloides R. G. Swinney 2010-8-16 13533 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  POM9712  Cercocarpus betuloides Philip A. Munz 1921-4-24 4429 Los Angeles Ridge Road near Oak Flat 1067 Comment
  UC1127915  Cercocarpus betuloides var. betuloides A. Lewis Jan 1934 248 Los Angeles Angeles National Forest, Lake Hughes Lake Hughes; Angeles National Forest, Lake Hughes 914 Comment
  UC1334669  Cercocarpus betuloides var. betuloides Jeannette L. Huber 1969-4-27 969 Los Angeles 1 mi n of Chilao Fire Station (Chilao); San Gabriel Mountains, Chilao 1524 Comment
  UC1871137  Cercocarpus betuloides var. betuloides T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4867 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
  UCSB2746  Cercocarpus betuloides var. betuloides Haller, Norman 1953-5-7 Los Angeles Mulholland Dr. near Sepulveda Blvd., Santa Monica Mts. 396 Comment
  CAS-BOT-BC137239  Cercocarpus betuloides var. blancheae Alice Eastwood 1917-7-20 6504 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC137241  Cercocarpus betuloides var. blancheae Peter H. Raven 1962-5-21 17800 Los Angeles Santa Catalina Island: Bullrush Canyon, about opposite ranch in Middle Canyon 213 Comment
  CAS-BOT-BC279444  Chaenactis Palmer Stockwell 1940-4-23 1502 -A Los Angeles 1 mile south of Gorman Comment
  CAS-BOT-BC279529  Chaenactis artemisiifolia Alice Eastwood 1919-5-29 8926 Los Angeles San Gabriel Canyon Comment
  SEINET4044545 Image available Chaenactis artemisiifolia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  SD41999  Chaenactis fremontii Darley F. Howe 1947-5-4 Los Angeles Near Vincent, Western Mohave Desert. Comment
  UCSB18831  Chaenactis fremontii Meisenbach, C. 1963-5-3 Los Angeles State Highway 138, 3.6 miles E of Victorville junction, E of Pearblossom 944 Comment
  CAS-BOT-BC277383  Chaenactis glabriuscula var. glabriuscula Louis Wheeler 1933-7-4 1901 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  RSA620656  Chaenactis glabriuscula var. glabriuscula B. Pitzer 1998-5-23 3738 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA739666  Chaenactis glabriuscula var. glabriuscula John Dittes 2006-5-30 1386 Los Angeles Western Transverse Range, San Gabriel Mtns, Big Tujunga Canyon, 3.7 air miles NE of Verdugo Hills High School, 2.5 air mile SW of Condor Peak, 2.5 air miles SSE of Mt. McKinley 529 Comment
  UCR259774  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-28 12389 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR263060  Chaenactis glabriuscula var. lanosa Mitch Provance 2008-4-14 408- 07 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
  UCR119056  Chaenactis glabriuscula var. orcuttiana Jeremiah George 2001-5-13 s.n. Los Angeles South Coastal Plains Region, Manhattan Beach, NW corner of town near El Segundo, corner of Highland and El Porto St. 3 Comment
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Aug 15 2016
  SBBG119376  Chaenactis stevioides R. F. Thorne, A. C. Gibron, J. P. Simon, D. J. McGillivray 1970-4-17 39497 Los Angeles ca. 3 mi S of St Hwy 138 on Grandview Cyn Rd, ca. 9 mi ESE of Pearblossom 1280 Comment
  UCR190379  Chaenactis stevioides R. G. Swinney 2001-4-18 7917 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR281991  Chaenactis stevioides R. G. Swinney 2014-4-17 16098 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  JEPS31170  Chaenactis xantiana Ernest C. Twisselmann 1962-4-18 6953 Los Angeles 0.5 mi w of Coe Field fence; Tehachapi Mountains, Oso Canyon 1036 Comment
  UCR187186  Chaenactis xantiana A. C. Sanders 2006-4-21 32142 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  POM13533  Chaenactis xantiana F. W. Peirson 1922-7-5 3163 Los Angeles Summit of Le Montaine, north of Big Pines, north side of San Gabriel Mountains 2209 Comment
  RSA0062656  Chaenactis xantiana Charles D. Dunn 1972-4-3 s.n. Los Angeles W. Quartz Hill. 1219 Comment
  RSA0115077  Chamaesyce Steven A. Junak 2000-10-12 SCa- 1414 Los Angeles Santa Catalina Island. Middle Canyon, along N side of Thompson Reservoir, NW side of reservoir. 204 Comment
  JEPS51898  Chamaesyce maculata Geo. B. Grant 1904-9-2 427 Los Angeles Pasadena Comment
  RSA480962  Chamaesyce serpens Robert Gustafson 1980-9-16 1918 Los Angeles Ballona Wetlands Comment
  RSA594996  Chamaesyce serpillifolia Mark Hoefs, R. F. Thorne, Janet Takara, M. Gay 1995-7-27 2496 Los Angeles Santa Catalina Island, Upper Bulrush Reservoir. 293 Comment
  RSA763236  Chamomilla suaveolens Justin M. Wood 2010-5-10 1580 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  CAS-BOT-BC70015  Cheilanthes covillei Ada Berry 1901-3-2 s.n. Los Angeles Santa Ana Canyon Comment
  SEINET10470300  Cheilanthes fendleri Jason R. Grant, W. Wheeler 1904-5-17 Grant UMO 32272 Los Angeles Collected at Mt. Wilson, southern California. In crevices of rocks. 1524 Comment
  UCR71596  Cheilanthes newberryi Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4365 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  RSA526635  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4228 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side. Comment
  PASA2690  Chenopodium album Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA423273  Chenopodium album F. R. Fosberg 1930-6-23 S 2994 Los Angeles Del Rey. 1 Comment
  SEINET13276832 Image available Chenopodium berlandieri R. G. Swinney 2011-1 15742 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  UCR259942  Chenopodium berlandieri R. G. Swinney 2010-4-13 12211 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA5209  Chenopodium berlandieri var. sinuatum C. B. Wolf 1932-9-13 4064 Los Angeles Bryant Ranch. 250 ft. south of north boundary in SE 1/4 section 27., (about 460 ft. east and 250 ft. south of NW corner of SE 1/4 section 27. T4S, R12W). 5 Comment
  CATA2988  Chenopodium californicum Peter J. Dixon 2015-2-25 020 Los Angeles Santa Catalina Island: 1 mile West of Salta Verde Point. East of Wild Boar Gully Exclosure (Black Ridge). 174 Comment
  RSA659938  Chenopodium californicum Orlando Mistretta 1992-5-18 360 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  SDSU5584  Chenopodium californicum R. M. Beauchamp 1967-1-28 134 Los Angeles 1/2 mile southeast of Eel Point. San Clemente Island. Comment
  UC1215176  Chenopodium californicum Peter H. Raven 1962-4-9 17164 Los Angeles small arroyo above Wilson Cove; San Clemente Island 60 Comment
  UCR145458  Chenopodium californicum L. C. Wheeler 1969-4-20 s.n. Los Angeles San Gabriel Mtns/Mojave Desert, 0.25 mile east Barrel Springs, SE of Palmdale 899 Comment
  RSA478488  Chenopodium californicum Ora M. Clark 1929-3-29 1895 Los Angeles N. E. Sandberg. Comment
  RSA611509  Chenopodium californicum L. C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  RSA692079  Chenopodium multifidum O. F. Clarke 1973-8-4 s.n. Los Angeles Pomona, corner of 9th and Locust Streets. 76 Comment
  UC465472  Chenopodium multifidum Geo. B. Grant 1904-8-1 1133 Los Angeles Pasadena Comment
  RSA624444  Chenopodium multifidum L. C. Wheeler 1932-9-4 1314 Los Angeles La Verne. 304 Comment
  RSA450810  Chenopodium murale A. C. Sanders 1987-12-4 7586 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SBBG11637  Chenopodium murale P. H. Raven 1962-5-9 17645 Los Angeles rd just N of Guds 249 Comment
  CDA43375  Chenopodium murale Michael O Brien 2014-11-1 s.n. Los Angeles El Matador State Beach, Malibu. 0 Comment
  RSA748059  Chenopodium pratericola R. G. Swinney 2005-7-21 8329 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR217342  Chenopodium rubrum David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  UCD57912  Chloris berroi P. B. Dickey 1939-7-10 1004 Los Angeles SCS Nursery Littlerock, row 21. Comment
  RSA527796  Chlorogalum pomeridianum Timothy S. Ross, Annette H. Ross 1991-6-3 5527 Los Angeles Elephant Hill: W Pomona. 287 Comment
  RSA732843  Chorizanthe brevicornu var. brevicornu R. G. Swinney 2001-5-17 7951 Los Angeles Mojave Desert: Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  CAS-BOT-BC179032  Chorizanthe brevicornu var. brevicornu Timothy S. Ross 1991-4-27 4698 Los Angeles Black Butte: rocky easterly and NE slopes. 1082 Comment
  SBBG124787  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2010-4-7 2156 Los Angeles Newhall Ranch, 1.8 km S of jct of Interstate 5 and Hwy 126 345 Comment
  RSA609080  Chorizanthe parryi var. parryi Louis C. Wheeler 1932-5-27 765 Los Angeles Thompson Creek Dam near Claremont 488 Comment
  RSA0118870  Chorizanthe spinosa A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32075 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
  POM2198  Chorizanthe staticoides Shaw 1900-6-11 77 Los Angeles Claremont. Comment
  RSA702287  Chorizanthe staticoides Scott D. White, Pam De Vries 2004-5-18 10420 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SD69022  Chorizanthe staticoides Robert F. Thorne, D. Propst 1968-5-29 37686 Los Angeles Santa Catalina Island; central part of Cape Canyon 305 Comment
  UCD99989  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  RSA567165  Chorizanthe staticoides subsp. staticoides Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3901 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA733276  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
  UC52636  Chorizanthe watsonii Dr. A. Davidson 1894-5-1 Los Angeles Lancaster Comment
  CDA7407  Chrysanthemum coronarium T. S. Ross, Annette Ross 1991-6-3 5511 Los Angeles Elephant Hill, W Pomona. Comment
  RSA476631  Chrysolepis sempervirens F. R. Fosberg 1931-8-12 S 5457 Los Angeles Summit Mount Islip, San Gabriel. 2500 Comment
  RSA96063  Chrysothamnus nauseosus subsp. consimilis E. K. Balls, Percy C. Everett 1954-10-4 20207 Los Angeles Hwy 6, 0.5 miles S of kern County line, between Lancaster to Rosamond 732 Comment
  UCR223662  Cirsium occidentale R. G. Swinney 2009-6-12 11127 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
  JEPS59145  Cirsium occidentale var. californicum Frank W. Peirson 1918-6-1 248 Los Angeles San Gabriel Mts., Eaton Canyon 640 Comment
  SBBG32025  Cirsium occidentale var. coulteri R. N. Philbrick, R. F. Thorne 1967-5-20 B 67 -312 Los Angeles bottom of Descanso Cyn 91 Comment
  RSA598913  Cirsium vulgare R. G. Swinney 1989-8-9 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. E side of Big Dalton debris basin spillway. 365 Comment
  CAS-BOT-BC438752  Cistanthe monandra Timothy S. Ross; Victor W Steinmann 1995-5-8 8560 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley. 1182 Comment
  CAS-BOT-BC438749  Cistanthe monandra John Thomas Howell 1928-5-25 3820 Los Angeles Ridge Route to Bakersfield, 22 miles s. of Lebec 1280 Comment
  RSA563515  Cistus ladanifer T. S. Ross, Walter Appleby 1993-4-15 6820 Los Angeles Western SAn Gabriel Mts: southerly draw ca 515 m ssw of May canyon saddle, draining to Wilson Canyon 1011 Comment
  UCR193445  Cistus ladanifer R. G. Swinney 1999-4-8 7075 Los Angeles San Gabriel Mtns., Claremont, Palmer Canyon c. 100 m east of Cobal Canyon 512 Comment
  RSA753993  Cistus ladanifer Doug Tolbert, David W. Foster 1970-5-8 700508 -02 Los Angeles Angeles National Forest: 1 miles W of junction of State Route 2 and Los Angeles Co. Route N2. 915 Comment
Read comments
Jul 24 2015
  LA200698  Clarkia bottae Harlan Lewis; Margaret Lewis 1946-7-14 31 Los Angeles Santa Monica Mountains, North Sepulveda Way 0.6 mi. from Sepulveda Blvd Comment
  UCSB45472  Clarkia bottae Batson, J. 1979-5-25 Los Angeles 10 miles southwest of the junction of Highway 101 and Westlake Boulevard; on Highway 23 487 Comment
  UCR147725  Clarkia cylindrica Steve Boyd, Amber Maurice 2004-5-18 11323 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA453470  Clarkia dudleyana M. B. Dunkle 1933-6-17 s.n. Los Angeles San Antonio River Canyon 915 Comment
  RSA609955  Clarkia dudleyana R. S. Woglum 1930-5-10 s.n. Los Angeles Western Transverse Ranges: San Fernando Valley. North Hollywood. Comment
  LA82402  Clarkia epilobioides O. H. Kappler; 1941-5-9 264 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek 152 Comment
  SBBG113054  Clarkia epilobioides S. A. Junak with K. Kirkland 1998-4-30 SCa 582 Los Angeles N side of ridge on N side of Hamilton Cyn 243 Comment
  SBBG95175  Clarkia epilobioides M. B. Dunkle 1928-5-12 1924 Los Angeles Empire Landing Comment
  UC930753  Clarkia epilobioides C. F. Baker 1904-5-5 4735 Los Angeles Claremont Comment
  OBI70658  Clarkia purpurea subsp. quadrivulnera Steve Boyd, Lauren Raz 1997-5-29 9906 Los Angeles Liebre Mts Region: Portal Ridge, N of the San Andreas Rift zone, in the Cow Srping drainage along the Pacific Crest Trl, at point where trl crosses side drainage originating on ridge forming divide with Gookins Dry lake 1097 Comment
  RSA191095  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne 1967-6-25 37117 Los Angeles Evey Canyon 716 Comment
  UC130891  Clarkia purpurea subsp. quadrivulnera Katharine Brandegee May 1909 Los Angeles Saugus Comment
  JEPS43760  Clarkia similis John Thomas Howell 1928-5-6 3777 Los Angeles between Fern Lodge and Madrona Flat; San Gabriel Mts., East Fork of Santa Anita Canyon Comment
  RSA162762  Clarkia unguiculata J. D. Olmsted 1958-5-11 128 Los Angeles Claremont, drainage along San Antonio Creek on Pomona College Campus. 366 Comment
  UCD105059  Clarkia unguiculata Daryl Koutnik 1978-6-3 516 Los Angeles Dry Canyon-Cold Creek Road. 304 Comment
  RSA0116187  Claytonia parviflora R. G. Swinney 2011-5-16 14745 Los Angeles San Gabriel Mountains; Camp Colby (Colby Ranch), 1.18 mi. at 73 deg SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp. 1375 Comment
  CHSC95540  Claytonia parviflora subsp. parviflora LeRoy Gross 2005-4-28 2124 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA658366  Claytonia parviflora subsp. parviflora Naomi Zohman 1985-4-28 17 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  SFV22035  Claytonia parviflora subsp. parviflora V. Soza, L. Gross, B. Hogshead 2001-4-18 1151 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. North-northwest-facing upper slope of ridgetop. 412 Comment
  UCR85807  Claytonia parviflora subsp. utahensis T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4848 Los Angeles Parker Mountain, on the N and NE slopes 1220 Comment
  UCR223163  Claytonia perfoliata R. G. Swinney 2009-5-27 10896 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA580978  Claytonia perfoliata Catherine A. Mish 1995-3-4 17 Los Angeles Santa Monica Mtns, Caballero Cyn. 1.0 km from trailhead. 380 Comment
  SEINET11942589  Claytonia perfoliata I. W. Clokey, Templeton, B. 1929-1 4525 Los Angeles Mandeville Canyon, Santa Monica Mountains 275 Comment
  RSA562569  Claytonia perfoliata subsp. mexicana Steve Boyd, W. Appleby 1993-4-22 7981 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  UC852078  Claytonia perfoliata subsp. mexicana F. R. Fosberg 1931-4-1 S 4435 Los Angeles near Avalon (Hamilton Canyon); Santa Catalina Island 40 Comment
  POM19142  Claytonia perfoliata subsp. mexicana P. A. Munz 1923-4-9 6667 Los Angeles San Clemente Island, east coast. Comment
  CAS-BOT-BC91384  Clematis lasiantha Tim Ross 1992-7-17 6714 Los Angeles San Gabriel Mountains. Condor Peak and immediate vicinity. 1621 Comment
  LA207185  Clematis lasiantha O. A. Plunkett; 1926-3-6 sn Los Angeles Santa Anita Canyon, Sierra Madre Comment
  RSA317008  Cleome isomeris T. S. Elias, W. Wisura 1984-7-27 8528 Los Angeles North of Malibu; Point Dume. Comment
  RSA439944  Cleome lutea A. J. Merrit 1894-05 s.n. Los Angeles Los Angeles, near Downey. Comment
  SEINET3159376  Collinsia concolor G. B. Grant 202 Los Angeles Pasadena. California only Comment
  UC216146  Collinsia heterophylla A. Davidson, M. D. May 1921 3453 Los Angeles Pacoima Canyon Comment
  CAS-BOT-BC240949  Collinsia parryi John Thomas Howell 1928-5-6 3780 Los Angeles On trail to Madrono [Madrono] Flats, E. Fork of Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC240952  Collinsia parryi Geo. B. Grant 1905-5-4 6500 Los Angeles Garvanza, Arroyo Seco Comment
  UCR189839  Collinsia torreyi R. G. Swinney 1998-8-31 6879 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.6 mi. west of West Mt. Baldy 2683 Comment
  CAS-BOT-BC59722  Comarostaphylis diversifolia subsp. planifolia Henry J. Thompson 1959-5-24 2008 Los Angeles 1.9 mi. n. of Coast Highway, Tuna Canyon Road. 335 Comment
  UC1929607  Comarostaphylis diversifolia subsp. planifolia Mark Elvin, Sarah Crockett 1997-3-17 374 Los Angeles Channel Island; Santa Catalina Island: Cape Canyon. W side of canyon. Comment
  RSA0042774  Convolvulus arvensis Harold L. Pirie 1963-5-7 s.n. Los Angeles On Pierce College Campus, Woodland Hills. 243 Comment
  UCR210242  Conyza canadensis R. G. Swinney 2008-10-22 9661 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  POM40198  Conyza coulteri Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  UC1012419  Cordylanthus rigidus subsp. setiger F. W. Pennell and F. W. Peirson 1940-8-23 26467 Los Angeles Mount Wilson 1676 Comment
  LA97399  Cordylanthus rigidus subsp. setiger Kei Nakai; 1976-7-7 TCSP 2 21 76 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon State Park, ca 0.5 mi due N from the windmill. Comment
  POM183638  Cordylanthus rigidus subsp. setiger J. Ewan 1929-8-17 3454 Los Angeles Trancas Canyon near Pt. Dume. Comment
  UCR205828  Coreopsis bigelovii R. G. Swinney 2008-5-8 8796 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR220168  Coreopsis bigelovii R. G. Swinney 2009-4-2 10257 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
  RSA716362  Coreopsis bigelovii Andrea Edwards, Pam De Vries 2006-4-11 94 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA585329  Coreopsis californica Timothy S. Ross 1991-4-27 4640 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  UC566774  Coreopsis californica var. californica Herbert L. Mason 1932-4-1 6872 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  UCD131012  Coreopsis gigantea F. R. Fosberg 1931-3-27 S 4420 Los Angeles Pebble Beach Road, Santa Catalina Island. 50 Comment
  CATA1389  Corethrogyne filaginifolia Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2524 Los Angeles Santa Catalina Island: By Haypress Reservoir 414 Comment
  CHSC34422  Corethrogyne filaginifolia Philip A. Silverstone 1978-8-20 332 Los Angeles Jtn Maguire and Escondido Sts., 0.3 km from jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Comment
  RSA5997  Corethrogyne filaginifolia C. B. Wolf 1932-10-6 4244 Los Angeles West side of Avalon, Santa Catalina Island. 60 Comment
  UC625073  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Middle Ranch Canyon at mouth of Cape Canyon; Santa Catalina Island 200 Comment
  POM96631  Corethrogyne filaginifolia E. S. Spalding 1924-4-5 s.n. Los Angeles Manhattan Beach. Comment
  SD251661  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Santa Catalina Island; Middle Ranch Canyon at the mouth of Cape Canyon. 199 Comment
  RSA608441  Corethrogyne filaginifolia var. filaginifolia L. C. Wheeler 1932-10-7 1426 Los Angeles Eagle Rock. 228 Comment
  RSA397699  Cornus glabrata M. B. Dunkle 1928-11-25 2032 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  LA31705  Cotula australis Peter H. Raven; 1959-3-1 13819 Los Angeles 243 Comment
  RSA592133  Cotula australis L. C. Wheeler 1967-3-3 9168 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  UC485351  Cotula coronopifolia I. Johnston May 1917 1027 Los Angeles El Monte 82 Comment
  RSA565747  Crassula tetragona Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles Arroyo seco Canyon; between Gould Mesa Picnic area and Nino Picnic Area. Comment
  RSA3578  Cressa truxillensis C. B. Wolf 1932-5-12 3593 Los Angeles Little Harbor, Santa Catalina Island. Comment
  UCSB11252  Cressa truxillensis 1961-9-23 Los Angeles Ballast Point S side of Catalina Harbor, Santa Catalina Island Comment
  UC557670  Cressa truxillensis Nell Murbarger April, 1936 213 Los Angeles near tide line s. end of San Clemente Isl. Comment
  CATA2323  Crocanthemum greenei Amy Catalano 2015-5-8 003 Los Angeles Santa Catalina Island: Above Gallagher Beach, ca. 800 yards east of Toyon Road, near individual GC 16 164 Comment
  JEPS31076  Crocanthemum scoparium var. vulgare Frank W. Peirson 1919-6-12 115 Los Angeles Mt. Lowe foothills 579 Comment
  CAS-BOT-BC175834  Crossosoma californicum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Isl. Comment
  CAS-BOT-BC181574  Crossosoma californicum Reid Moran 1941-2-26 630 Los Angeles Bank of creek, Johnson's Valley - Santa Catalina Island Comment
  UCD141942  Croton californicus Fay A. MacFadden 1934-2-21 12441 Los Angeles Culver City. Comment
  RSA480563  Croton californicus E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  CATA999  Croton setiger Mark L. Hoefs 1994-7-18 1879 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  CHSC26420  Croton setiger Ted H. Thorsted Jr. 1970-8-20 Los Angeles On slope bounding campus of California State College at Los Angeles. 121 Comment
  UCD142196  Croton setiger M. Vincent 1962-12-5 309 Los Angeles Santa Monica Mts.; 0.5 mile west of Old Topanga Canyon Road on Dry Canyon Road. Comment
  SBBG132078  Cryptantha S. A. Junak, B. Collins 1991-4-25 SCI 213 Los Angeles Middle Ranch Cyn, just downstream from cement dam 463 Comment
  RSA587342  Cryptantha circumscissa Orlando Mistretta 1992-5-4 220 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UCR98748  Cryptantha circumscissa T. S. Ross, Steve Boyd, , Orlando Mistretta, Peter Fritsch 1990-6-22 3743 Los Angeles San Gabriel Mtns., Pinyon Ridge, western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1951 Comment
  CAS-BOT-BC189524  Cryptantha circumscissa var. circumscissa Alice Eastwood 1919-6-20 9016 Los Angeles Mount WIlson Comment
  POM246606  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-3-24 4350 Los Angeles Hamiltons Canyon, Santa Catalina Island 30 Comment
  UCR127244  Cryptantha corollata Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2921 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA588092  Cryptantha echinella Orlando Mistretta 1994-5-31 1261 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2073 Comment
  POM296756  Cryptantha intermedia Lyman Benson 1945-5-21 11727 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  RSA507969  Cryptantha intermedia Steve Boyd 1988-4-28 2223 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA526514  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-7 4253 b Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA603552  Cryptantha intermedia Sara L. Crockett, Mark Hoefs, Steven A. Junak, Janet Takara 1997-3-28 621 Los Angeles Santa Catalina Island. N side of Cherry Harbor, overlooking mud flats, 20-30m upslope 43 Comment
  RSA651001  Cryptantha intermedia Marion P. Harthill 1971-3-28 66 Los Angeles Claremont. Comment
  RSA683182  Cryptantha intermedia LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1103 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  SFV22029  Cryptantha intermedia V. Soza, I. E. Anderson, L. Gross 2000-6-6 978 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. North of Chandler Fire Road (Verdugo Mountainway), north of O' La Tuna, above Chandler and Fisher Canyons, south of La Tuna Canyon. West-facing ridgetop. 457 Comment
  UCR50870  Cryptantha intermedia A. C. Sanders 1988-5-18 7853 A Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  POM9237  Cryptantha intermedia P. A. Munz, R. D. Harwood 1920-3-13 3341 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  RSA482512  Cryptantha intermedia Richard Noyes 1988-4-30 496 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  UCSB5548  Cryptantha intermedia H., J. 1934-7-20 Los Angeles San Dimas Exp. Forest; by Fern Shelter house; Sec. 3, T1N, R8W 1447 Comment
  RSA0075631  Cryptantha intermedia var. johnstonii P. H. Raven 1959-4-18 13996 Los Angeles Santa Monica Mountains, Point Dume, sandy fields behind point. 24 Comment
  RSA187830  Cryptantha maritima R. F. Thorne 1966-4-5 35855 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA626510  Cryptantha microstachys Scott D. White 1998-6-10 6712 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  UCR139908  Cryptantha muricata Scott D. White 1997-5-14 5136 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  SEINET12280867  Cryptantha muricata Unknown 1936-1 12660 Los Angeles along the highway to Mt. Wilson Comment
  UCR273216  Cryptantha muricata var. denticulata R. G. Swinney 2011-5-6 14598 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA0079621  Cryptantha muricata var. muricata P. A. Munz, R. D. Harwood 1920-5-15 3944 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  RSA11062  Cryptantha oxygona C. B. Wolf 1928-3-29 1568 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  RSA0079335  Cryptantha pterocarya var. purpusii R. G. Swinney 1999-5-1 7091 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  POM368256  Cryptantha simulans Anstruther Davidson 1915-8-1 3085 Los Angeles Camp Baldy. Comment
  SD69480  Cryptantha wigginsii Robert F. Thorne 1966-4-5 35850 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 105 Comment
  RSA703237  Cupressus arizonica subsp. arizonica Scott D. White 2004-7-27 10645 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  RSA751110  Cuscuta californica Justin M. Wood 2009-6-5 829 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  POM155619  Cuscuta ceanothi M. L. Bryan 1928-6-2 7 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  RSA750453  Cuscuta subinclusa A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37077 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  JEPS47135  Cuscuta subinclusa Frank W. Peirson 1918-6-28 150 Los Angeles e of Rubio Canyon 609 Comment
  UCR127036  Cynara scolymus A. C. Sanders 2003-6-18 26929 Los Angeles Western Transverse Range/Santa Clara River Watershed, near mouth of 'Off-haul Canyon' c. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch 305 Comment
  RSA5870  Cynodon dactylon C. B. Wolf 1932-9-16 4120 Los Angeles Bryant Ranch: west side of San Gabriel River Flood Control, S of 7th Street (Long Beach) 3 Comment
  RSA0013633  Cynosurus echinatus Orlando Mistretta, Jamie Reese 2011-7-28 6009 Los Angeles Along Rincon Red Box Road, on the divide between W Fork San Gabriel River Cyn and E fork Santa Anita Cyn, 0.75 air miles NW of Monrovia Peak. 1451 Comment
  SEINET7581651 Image available Cyperus eragrostis Steve Boyd, Orlando Mistretta 1996-5-23 8827 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 469 Comment
  RSA365104  Cyperus niger var. capitatus Louis Greata 1900-10-28 s.n. Los Angeles Oak Knoll, Pasadena Comment
  RSA0115132  Cyperus odoratus Steven A. Junak 2000-10-12 SCa- 1409 Los Angeles Santa Catalina Island. On N side of Thompson Reservoir. 195 Comment
  RSA657226  Cyperus odoratus Patricia Kouo 1994-4-27 944171 Los Angeles 3 miles south of I-10, and 1 mile northo f I-60. On the West side of Rosemead Blvd, at the most southern lake. Comment
  CDA2577  Cyperus owanii T. C. Fuller 1972-4-19 19941 Los Angeles Botanic Garden, University of California, Westwood. 0 Comment
  UCR194272  Cystopteris fragilis R. G. Swinney, Dave Larson 1999-6-25 7395 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  SDSU7788  Cytisus maderensis R. M. Beauchamp 1967-3-20 371 Los Angeles Santa Catalina Island. Along beach road of Avalon. Escape from cultivation from residence above road. Comment
  RSA187951  Dactylis glomerata R. F. Thorne 1966-6-1 36487 Los Angeles Santa Catalina Island: site of razed St. Catherine's Hotel, N of Avalon. 5 Comment
  JEPS23134  Datisca glomerata Rimo Bacigalupi with Reino Alava 1958-7-21 6453 Los Angeles South Fork of Little Rock Creek, Angeles National Forest South Fork of Little Rock Creek; San Gabriel Mountains, Angeles National Forest, Little Rock 1432 Comment
  POM3045  Datisca glomerata I. M. Johnston 1914-5-13 1024 Los Angeles El Monte Comment
  RSA215033  Datisca glomerata R. F. Thorne, M. Z. Thorne 1967-7-19 37132 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River. 1250 Comment
  SEINET3162226  Datura wrightii L. Abrams 1902-6-11 2510 Los Angeles Playa del Rey Comment
  UCR86830  Datura wrightii Scott D. White 1995-4-27 2953 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
  SBBG95446  Deinandra clementina M. B. Dunkle 1928-4-29 Los Angeles Little Harbor Comment
  JEPS30635  Deinandra fasciculata Peter H. Raven and Henry J. Thompson 1959-5-5 14113 Los Angeles 1 mi w Las Virgenes Rd. (Mulholland Hwy., Malibu Creek drainage); Santa Monica Mountains, Malibu Creek 274 Comment
  SBBG17744  Deinandra fasciculata P. H. Raven 1962-5-7 17576 Los Angeles Wilson Cove 45 Comment
  SFV21469  Deinandra fasciculata L. Gross 2001-5-27 421 Los Angeles Verdugo Mountains Northwest side of mountains. Dead end street at corner of Tuxford St. and Ledge Ave. just north of Sun Valley, just west of mouth of McDonald Creek. Along dirt trail on the crest between La Tuna Canyon and Sunland Blvd. Collection just west of above coordinates. 427 Comment
  LA93453  Deinandra fasciculata John O'Leary; Walt Westman 1975-7-7 418 Los Angeles Growing at he Institute of Environmental and Evolutionary Biology field station where planted as a fire retardent plant. UCLA Comment
  UC1536895  Deinandra paniculata Gordon H. True Jr. 1935-5-16 301 Los Angeles Bouquet Canyon 457 Comment
  SD144015  Delairea odorata Scott D. White 1997-3-12 4737 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach 7 Comment
  SD230180  Delairea odorata Louis C. Wheeler 1968-12-15 Los Angeles San Gabriel Mountains: Millard Canyon at about the National Forest Boundary. 1509 Comment
  SBBG27162  Delphinium cardinale I. W. Clokey, B. Templeton -Jun-1929 4580 Los Angeles Mandeville Cyn 300 Comment
  RSA394504  Delphinium cardinale I. W. Clokey, Bonnie C. Templeton 1929-08 4601 Los Angeles Mandeville Canyon. 300 Comment
  RSA145428  Delphinium parishii Gale Sphon 1959-4-25 315 Los Angeles 5 miles north of Big Rock Creek Public Camp, Los Angeles. Comment
  RSA68782  Delphinium parishii subsp. parishii F. W. Peirson 1929-7-1 8441 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  RSA199194  Delphinium parryi Robert F. Thorne, D. Propst 1968-5-27 37645 Los Angeles Santa Catalina Islands. Upper Middle Ranch Canyon. 244 Comment
  RSA3517  Delphinium parryi Carl B. Wolf 1932-5-9 3460 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island. 30 Comment
  UCR142072  Delphinium parryi A. C. Sanders, Mark A. Elvin, et al 2003-5-1 26270 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  SEINET12099639  Delphinium parryi J. F. Bright, Wyman, C. 1933-1 8506 Los Angeles in foothills near Los Angeles Comment
  UC457335  Delphinium parryi subsp. maritimum Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA398732  Delphinium parryi subsp. parryi N. C. Cooper 1949-6-29 4380 Los Angeles San Gabriel Canyon. Comment
  CAS-BOT-BC116386  Delphinium patens subsp. montanum Wesley O. Griesel 1962-5-12 S. N. Los Angeles San Gabriel Mts. n trail from Charleton Flats to Chilas Camp. 1524 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
  UCR223000  Deschampsia danthonioides R. G. Swinney 2009-6-2 11023 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
  UCR273569  Deschampsia danthonioides R. G. Swinney 2011-6-15 15179 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA0094355  Descurainia pinnata Richard G. Swinney 2011-5-31 14916 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  SBBG118902  Descurainia pinnata S. Boyd with A. Maurice 2004-5-18 11312 Los Angeles Atmore Meadows area Comment
  POM463  Descurainia pinnata subsp. menziesii Milton Davenport 1909-1 s.n. Los Angeles Claremont. Comment
  UC10800  Descurainia pinnata subsp. menziesii W. H. Brewer 1861-2-19 205 Los Angeles San Fernando Plain Comment
  UCR275028  Descurainia sophia Michael Honer, Rachel Woodard 2006-4-18 2197 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile north of Hwy 138 976 Comment
  UC604832  Descurainia sophia Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9478 Los Angeles 5 mi w Lancaster (on Antelope Valley Road) Comment
  RSA0110891  Dichelostemma capitatum R. G. Swinney 2011-5-6 14617 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
  UCR197210  Dichelostemma capitatum Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 751 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  UCR260369  Dichelostemma capitatum R. G. Swinney 2010-4-30 12442 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  SDSU11605  Dichelostemma capitatum R. M. Beauchamp 1967-3-17 255 Los Angeles On grassy slope east of Wilson Cove area. San Clemente Island. Comment
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May 16 2008
  UCR281321  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2014-4-30 16267 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
  LA103301  Dichondra occidentalis Barry A. Prigge; 1986-3-19 6936 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  UCR124257  Digitaria ischaemum L. C. Wheeler 1966-10-27 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest; Rincon Ranger Station [Camp Rincon] 473 Comment
  HSC5262  Digitaria sanguinalis John Warner Hosking 1964-10-26 Los Angeles El Camino College Comment
  RSA623779  Digitaria sanguinalis R. M. Selle 1931-7-4 s.n. Los Angeles Garden, Eagle Rock Comment
  CAS-BOT-BC150637  Diplacus longiflorus LeRoy Abrams 1902-6-15 2543 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC43563  Diplotaxis tenuifolia Geo. B. Grant 1901-1-1 287 Los Angeles From Pasadena. Comment
  CAS-BOT-BC195610  Distichlis spicata Ernest C. Twisselmann 1970-9-8 17487 Los Angeles Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  SD234240  Distichlis spicata A. C. Sanders 2003-6-20 27001 Los Angeles Western Transverse Range/Santa Clara River Watershed: off-haul Canyon between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur (Val Verde 7.5' Q) 305 Comment
  UCR108424  Distichlis spicata L. C. Wheeler 1970-9-5 s.n. Los Angeles Venice: 300 E Venice Blvd. at Alberto Ave. Comment
  RSA574349  Dodecatheon clevelandii subsp. clevelandii R. G. Swinney 1994-4-8 2758 Los Angeles Glendora Wilderness Park. 457 Comment
  RSA639731  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ridge east of Ham Canyon. 755 Comment
  SFV2697  Dodecatheon clevelandii subsp. clevelandii H. J. Thompson 1948-3-5 1047 Los Angeles San Gabriel Valley Claremont, just east of Pomona College at foot of San Gabriel Mountains. 305 Comment
  RSA188119  Dodecatheon clevelandii subsp. insulare Robert F. Thorne, Percy C. Everett 1965-6-22 34904 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  SBBG78892  Dodecatheon clevelandii subsp. insulare W. A. Wright 1931-2-19 Los Angeles Santa Catalina Island Comment
  UC212371  Drymocallis glandulosa var. wrangelliana S. B. Parish 1919-4-19 19266 Los Angeles near San Dimas (Lone Hill); near San Dimas, Lone Hill Comment
  LA1758  Dryopteris arguta Monte Lloyd; 1950-7-23 500723 p1230 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 30 Comment
  LA200105  Dryopteris arguta Lawrence L. Kiefer; 1966-3-20 1763 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 2 mi from Topanga on Old Topanga Rd. 274 Comment
  SD241166  Duchesnea indica A. C. Sanders, Andy Thompson 2003-4-15 26010 Los Angeles NE end of Santa Susana Mountains: Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence (Newhall 7.5'Q) 381 Comment
  RSA657929  Dudleya F. R. Fosberg 1980-6-2 25 Los Angeles Verdugo Mountains Region: 400 feet west of Sierra Place on south-eastern slope of Verdugo Mountains. 244 Comment
  POM311020  Dudleya blochmaniae Reid V. Moran 1948-6-8 3086 Los Angeles Mouth of Winter canyon, Malibu Beach. 76 Comment
  RSA423534B  Dudleya farinosa G. D. Wallace 1965-5-8 s.n. Los Angeles L.A. County Comment
  CAS-BOT-BC428411  Dudleya lanceolata Alice Eastwood 1919-6-20 9043 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC109736  Dudleya virens subsp. hassei Reid Moran 1941-5-27 873 Los Angeles Lovers' Cove, near Avalon, Catalina Island. Comment
  SFV22151  Dysphania botrys J. N. Hogue 2012-8-4 424 .1 Los Angeles San Gabriel Mountains Camp Eaton (= old Camp Cumorah Crest). 1860 Comment
  CAS-BOT-BC197142  Echinochloa crus-galli Louis C. Wheeler 1933-12-24 2341 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 426 Comment
  UC1870178  Echium candicans LeRoy Gross 2004-3-19 1210 Los Angeles Transverse Ranges; Verdugo Mountains region; San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. Near 34.18091N, 118.21176W. 502 Comment
  CHSC99223  Eclipta prostrata John Dittes 2006-11-3 1426 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Cyn; ca. 2.7 air-miles S of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. Highschool; at edge of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  RSA0091499  Eclipta prostrata R. G. Swinney 2010-6-29 13377 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  LA29202  Ehrendorferia ochroleuca Mary V. Hood; 1945-4-29 Los Angeles Santa Monica Mountains, Monte Nido, near Tapia Park 761 Comment
  LA99086  Ehrendorferia ochroleuca Carl Epling; L. Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SD252242  Ehrharta erecta Steven A. Junak 1999-7-17 Sca 1071 Los Angeles Santa Catalina Island. At Middle Ranch, Janet Takara's house, N side of house. 213 Comment
  SBBG121991  Eleocharis geniculata A. Parikh, N. Gale 2003-6-16 759 Los Angeles central part of Cruzan Mesa, 2.7 km W of Sierra Hwy, 0.9 km SW of Vasquez Cyn Rd 655 Comment
  UCR214610  Eleocharis macrostachya A. C. Sanders, Dan S. Cooper 2010-3-12 37350 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA82498  Eleocharis palustris O. H. Kappler; 1943-5-2 387 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA608865  Eleocharis parishii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  UCR139911  Eleocharis parishii Scott D. White 1997-5-14 5127 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  RSA232288  Eleocharis parishii Robert F. Thorne, M. Z. Thorne 1969-7-10 38414 Los Angeles San Gabriel Mountains, Angeles National Forest: just E of Holiday Hill Ski area, Swartout Valley 1997 Comment
  IRVC28998  Elymus elymoides A. C. Sanders, Mark A. Elvin 2003-6-18 26942 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
  CDA31723  Elymus elymoides subsp. elymoides Louis C. Wheeler 1973-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Spring Canyon at Santa Clara Divide Road. Comment
  UC1132989  Elymus elymoides subsp. elymoides A. D. Gifford 1935-4-21 620 Los Angeles 3 1/2 mi nw Manzana; Tejon Quadrangle Comment
  UC1714548  Elymus elymoides subsp. elymoides I. M. Johnston 1917-8-23 1635 Los Angeles Pine Mt. Ridge San Antonio Mountains 2499 Comment
  RSA594557  Elymus glaucus F. R. Fosberg, Joseph A. Ewan 1931-8-10 783 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  RSA747975  Elymus glaucus R. G. Swinney 2001-8-27 8116 Los Angeles San Gabriel Mtns.: Windy Spring, 0.3 mi. NW of Little Jimmy Campground. 2256 Comment
  CAS-BOT-BC206756  Elymus glaucus subsp. glaucus I. M. Johnston 1917-8-21 1630 Los Angeles Coldwater Fork, Lytle Creek - San Antonio Mountains 2133 Comment
  LA103220  Elymus glaucus subsp. glaucus Barry A. Prigge; 1985-6-14 6400 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA700485  Elymus glaucus subsp. glaucus LeRoy Gross, Paul Morton 2004-6-9 1355 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.) 1727 Comment
  RSA656843  Elymus glaucus subsp. jepsonii Valerie L. Soza, LeRoy Gross 2000-6-15 1022 Los Angeles South-facing slope of southeastern extension of Lookout Mountain, below firebreak, ca. 0.25 mile SE of summit. 1859 Comment
  UCR146231  Elymus hispidus Valerie Soza, Naomi Fraga 2001-6-27 1302 Los Angeles Transverse Ranges, San Gabriel Mountains region, Sunset Ridge Fire Road (FSR 2N07), 0.7 mi east of Glendora Ridge Road, west of Sunset Peak 1433 Comment
  UCR256599  Elymus hispidus Anuja Parikh, Nathan Gale 2011-6-28 3523 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, just west of Shortcut Station, 0.6 km north of State Hwy 2, Angeles Crest Hwy 1282 Comment
  UCR2095  Elymus stebbinsii F. M. Reed 1925-6-18 5103 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon 823 Comment
  RSA585356  Emmenanthe penduliflora Tim S. Ross 1991-4-27 4695 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA653775  Emmenanthe penduliflora J. Bogdanoff-Lord 1989-5-5 3 f Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UCR259278  Emmenanthe penduliflora R. G. Swinney 2010-5-4 12511 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA654014  Emmenanthe penduliflora var. penduliflora Valerie L. Soza, Laura Moore 2000-5-10 848 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 564 Comment
  SEINET13276806 Image available Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-1 14488 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC1118036  Encelia actoni A. Lewis 1933-4-20 183 Los Angeles 1 mi ne Vincent Station; Elizabeth Lake Quad. 975 Comment
  UCR276829  Encelia actoni R. G. Swinney 2010-5-21 12871 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  POM219969  Encelia californica F. R. Fosberg 1932-5-5 8118 Los Angeles Canyon above Villa Park. Avalon, Catalina Island 40 Comment
  SBBG50379  Encelia californica R. Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22698 Los Angeles San Clemente Island 110 Comment
  SDSU3832  Encelia californica R. M. Beauchamp 1967-1-29 151 Los Angeles Canyon west and below Marine Outpost above Pyramid Cove, San Clemente Island. Comment
  SEINET11859821  Encelia californica J. F. Bright, Wyman, C. 1931-5-22 5475 Los Angeles near Pasadena Comment
  SEINET7047913  Ephedra nevadensis Steven R. Hill, Kate Kramer 2001-4-22 33362 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  RSA590826  Ephedra nevadensis var. nevadensis Orlando Mistretta 1994-3-30 979 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  SD252358  Epilobium Steven A. Junak 1999-7-16 Sca 1055 Los Angeles Santa Catalina Island: Lower part of Cottonwood Canyon, below waterfall; in moist canyon bottom. 11 Comment
  POM21340  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  POM37819  Epilobium canum subsp. canum Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  RSA754225  Epilobium canum subsp. canum Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1771 Los Angeles San Gabriel River Watershed; along road. 405 Comment
  UCR271585  Epilobium canum subsp. canum R. G. Swinney 2011-11-3 15998 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  RSA448519  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-8-30 32 Los Angeles San Antonio Canyon, San Gabriel Mountains. 945 Comment
  RSA522446  Epilobium canum subsp. latifolium Tim S. Ross, Peter Fritsch 1990-7-10 4059 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy. Tujunga Ranger District. 1488 Comment
  RSA760596  Epilobium ciliatum R. G. Swinney 2008-12-4 9949 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  UCR182239  Epilobium ciliatum R. G. Swinney 1997-9-6 5871 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  RSA0045420  Epilobium glaberrimum Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -051 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  POM3141  Epilobium glaberrimum subsp. glaberrimum I. M. Johnston 1918-7-6 2075 Los Angeles Prairie Fork of San Gabriel River. 2287 Comment
  RSA229154  Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38842 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing slope above Angeles Crest Higway N & below Lily Spring at headwater of S Fork, Big Rock Creek, ca. 2 miles S of Dawson Saddle. 2317 Comment
  UC429310  Epipactis gigantea Geo. B. Grant June, 1904 Los Angeles Eagle Rock Canyon Pasadena Comment
  CAS-BOT-BC57173  Equisetum hyemale subsp. affine I. Johnston 1917-5-13 271 Los Angeles El Monte 121 Comment
  POM155669B  Equisetum laevigatum M. B. Dunkle 1928-5-20 1964 Los Angeles Santa Catalina Island, Middle Ranch Gorge 91 Comment
  POM155670  Equisetum laevigatum M. B. Dunkle 1928-5-20 1964 a Los Angeles Santa Catalina Island, Middle Ranch Gorge 91 Comment
  RSA701049  Equisetum laevigatum Steve Boyd, Amber Maurice 2004-5-18 11332 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  UCR177699  Equisetum laevigatum L. C. Wheeler 1933-10-7 2167 Los Angeles Transverse Ranges; San Gabriel Mountains, Liveoak Canyon 762 Comment
  SD252212  Equisetum telmateia subsp. braunii Steven A. Junak 1999-9-10 Sca 1096 Los Angeles Santa Catalina Island: Middle Ranch Canyon, inland from Ben Weston Beach (Mills Landing). 91 Comment
  UCR138530  Eragrostis curvula var. curvula L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 823 Comment
  LA33390  Eragrostis mexicana subsp. virescens Peter H. Raven; Henry J. Thompson 1959-10-14 14626 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  RSA421551  Eremocarpus setiger B. C. Templeton 1929-6-8 s.n. Los Angeles Arroyo Seco Canyon Comment
  RSA421564  Eremocarpus setiger Anstruther Davidson 3657 Los Angeles Malibu Creek. Comment
  LA200984  Eremothera boothii subsp. decorticans Carl Wishner; 1991-5-7 1947 Los Angeles 400.0 Comment
  JEPS22752  Eriastrum densifolium subsp. austromontanum Rimo Bacigalupi with Reino Alava 1958-7-20 6403 Los Angeles close to Angeles Crest Highway (State Highway 2); San Gabriel Mts., Angeles National Forest, Charlton Flat 1623 Comment
  UC1584882  Eriastrum densifolium subsp. austromontanum Tim Ross and Steve Boyd 1991-7-24 5671 Los Angeles near intersection of Pacifico Mountain Road x Roundtop Truck Road; Pacifico Mtn USGS 7.5' quad, Granite Mountain vicinity 1901 Comment
  RSA0106906  Eriastrum densifolium subsp. densifolium R. G. Swinney 2008-10-7 9474 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UCR126208  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-7-12 122 Los Angeles Transverse Range, Frazier Mountain Park Road, at junction with Hwy 5, adjacent to southbound onramp to Hwy 5, between onramp and highway 1280 Comment
  JEPS68719  Eriastrum densifolium subsp. elongatum Annie M. Alexander and Louise Kellogg 1939-6-26 850 Los Angeles Mint Canyon Comment
  JEPS123280  Eriastrum hooveri David Gowen 2005-5-12 322 Los Angeles Cuyama River. Santa Barbara Canyon Road just west of Hwy 33. Comment
  UC908542  Eriastrum pluriflorum Frank W. Peirson 1927-5-7 7268 Los Angeles 12 mi s Muroc Comment
  UC457329  Eriastrum sapphirinum Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR192816  Eriastrum sapphirinum Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  RSA0119519  Eriastrum sapphirinum subsp. dasyanthum R. G. Swinney 2014-4-23 16173 Los Angeles San Gabriel Mountains/Mojave Desert: East of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E.), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains. 1232 Comment
  RSA0121282  Eriastrum sapphirinum subsp. dasyanthum Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA0121285  Eriastrum sapphirinum subsp. dasyanthum Anonymous 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  HSC16946  Eriastrum sparsiflorum C. S. Apperson 1967-6-28 Los Angeles 1/2 mi. from Atmore Meadows Campground on the Gillette Mine Trail, 17 mi. from Pine Canyon Ranger Station Comment
  UCR152904  Ericameria cooperi A. C. Sanders, Helen Kennedy 2005-4-13 29425 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA0013201  Ericameria cuneata var. cuneata Orlando Mistretta, Christine Mistretta 2011-7-13 5933 Los Angeles Big Tujunga Cyn. Along Angeles Forest Hwy, 1.0 miles W of junction With Big Tujunga Cyn Road. 793 Comment
  CAS-BOT-BC286886  Ericameria ericoides Le Roy Abrams 1898-12-1 199 Los Angeles Ballona Harbor Comment
  UCR270012  Ericameria linearifolia R. G. Swinney 2010-6-1 13123 Los Angeles San Gabriel Mountains, lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  SEINET6054044  Ericameria linearifolia Unknown 1997-3-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  CAS-BOT-BC298901  Ericameria nauseosa var. bernardina Marcus E. Jones 1926-9-12 s.n. Los Angeles Swartout Valley, San Gabriel Mts Comment
  UCR256257  Ericameria nauseosa var. bernardina R. G. Swinney 2010-10-13 14042 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  SBBG62954  Ericameria nauseosa var. hololeuca R. Hoffmann 1931-10-1 Los Angeles Mint Cyn, ca. 7 mi E of Saugus Comment
  SBBG62961  Ericameria nauseosa var. hololeuca R. Hoffmann 1928-11-9 Los Angeles near Lang Comment
  UC203112  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10583 Los Angeles 6 mi w Lancaster Comment
  CAS-BOT-BC298056  Ericameria nauseosa var. mohavensis Carl B. Wolf 1931-10-23 2491 Los Angeles San Gabriel Mts, Swartout Valley, 1 mile E of Wrightwood Lodge 1828 Comment
  SD108948  Ericameria pachylepis James Henrickson 1972-11-2 8093 Los Angeles 4 miles north of Newhall in Mayo Hospital site at mcBean Parkway near Orchard Village Road. 370 Comment
  SD30748  Ericameria pachylepis Edith A. Purer 1933-10-7 5583 Los Angeles Along roadside, Los Angeles flood plain, east of El Segundo. Comment
  POM359434  Ericameria palmeri var. pachylepis Geo. L. Moxley 1916-10-8 518 Los Angeles Van Nuys. Comment
  UC55171  Ericameria pinifolia H. P. Chandler 1902-9-11 2055 Los Angeles Verdugo Canyon Comment
  UCR151017  Ericameria pinifolia Scott D. White 1997-5-7 5056 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  UCR272965  Ericameria pinifolia R. G. Swinney 2011-6-29 15335 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  UCR194267  Erigeron foliosus R. G. Swinney 1998-8-6 6678 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  RSA606373  Erigeron foliosus Jon E. Keeley 1994-6-17 25384 Los Angeles First year after wild fire. Carbon Canyon, 1 km E of Hwy 1. Study Site CC1. Santa Monica Mountains. 730 Comment
  CAS-BOT-BC296180  Erigeron foliosus var. foliosus F. W. Peirson 1920-5-12 231 Los Angeles San Gabriel Wash near Foothill Boulevard 182 Comment
  CAS-BOT-BC296204  Erigeron foliosus var. foliosus A. J. McClatchie 1895-1-1 s.n. Los Angeles Pasadena Comment
  RSA771616  Erigeron foliosus var. stenophyllus R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42196 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  UCR273202  Erigeron sumatrensis R. G. Swinney 2011-10-25 15888 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
  CHSC3679  Eriodictyon Mary MacArthur 1966-5-26 30 Los Angeles Switzers Camp, San Gabriel Mountains. 91 Comment
  SFV16064  Eriodictyon crassifolium P. W. Byrne, H. Levin 1994-4-23 17 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  RSA222245  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-1 4204 Los Angeles Bell Canyon. 945 Comment
  UC1124346  Eriodictyon crassifolium var. nigrescens A. Lewis 1934-1-30 236 Los Angeles La Brun; Angeles National Forest, Elizabeth Lake Quad. Comment
  UCD119243  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1946-8-27 6247 Los Angeles San Gabriel Mountains: Intersection of Angeles Crest Highway and Angeles Forest Highway on ridge between Arroyo Seco and Tujunga Canyon. Comment
  UCR277045  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12928 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA508651  Eriodictyon trichocalyx Gordon Pilone 1962-6-24 500 Los Angeles 1 mile W of Topanga Canyon Road on [Robinson?] Road 305 Comment
  UC73678  Eriodictyon trichocalyx Pupils of Los Angeles High School under Miss E. Palmer May 1903 196 Los Angeles South Pasadena foothills Comment
  SBBG126026  Eriogonum angulosum A. Parikh, N. Gale 2010-5-11 3155 Los Angeles 1.5 km S of Hwy 138 near intersection of 130th St W and Ave E, 0.1 km E of power lines 787 Comment
  CAS-BOT-BC244061  Eriogonum brachyanthum James L. Reveal 1978-6-25 4779 Los Angeles On the off-ramp of California Hghway 14 and Avenue P north of Palmdale 792 Comment
  RSA226038  Eriogonum brachyanthum Robert F. Thorne, C. W. Tilforth 1971-6-29 40685 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Mountains, ca. 1.5 mi E of junction of Aliso Creek wash and Santa Clara River, in Aliso Canyon 854 Comment
  POM220265  Eriogonum cinereum F. M. Reed 1929-7-18 6542 Los Angeles Malibu Coast highway. Comment
  RSA9737  Eriogonum cinereum Louis C. Wheeler 1931-11-11 344 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  RSA587215  Eriogonum deflexum var. baratum Orlando Mistretta, Christine Mistretta 1995-5-2 1667 A Los Angeles San Gabriel Mountains: Carr canyon. 1098 Comment
  UCR231069  Eriogonum fasciculatum Dan S. Cooper 2011-9-1 s.n. Los Angeles Western Transverse Range; eastern Santa Monica Mtns., trail from near dead end of Briar Summit Dr., near Laurel Canyon at Woodrow Wilson Dr. 381 Comment
  LA200767  Eriogonum fasciculatum var. fasciculatum Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4393 Los Angeles Comment
  UC1211168  Eriogonum fasciculatum var. fasciculatum Huron H. Smith 1912-4-27 4851 Los Angeles Cahuenga Pass 274 Comment
  CAS-BOT-BC253252  Eriogonum fasciculatum var. foliolosum Ernest C. Twisselmann 1961-10-31 6680 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  LA210346  Eriogonum fasciculatum var. foliolosum Bruce Douglas Clayton; Greg Shaw 1972-3-30 27 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, N end of Drawbridge firebreak. 618 Comment
  POM2246  Eriogonum fasciculatum var. foliolosum M. Hitchcock 1918-7-28 20 Los Angeles Pacoima Canyon. Comment
  RSA393421  Eriogonum fasciculatum var. foliolosum V. V. Giles 1936-7-5 s.n. Los Angeles San Gabriel Mountains: Crystal Lake. Comment
  RSA229200  Eriogonum fasciculatum var. polifolium Robert F. Thorne, C. W. Tilforth 1971-6-29 40729 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  SD124470  Eriogonum fasciculatum var. polifolium Barry Prigge 1986-3-29 7163 Los Angeles San Gabriel Mountains: E of Red River Mine Road x Antelope Valley Freeway on Escondito Canyon Road 3000 Comment
  SEINET4087025  Eriogonum fasciculatum var. polifolium F. Runyan 1971-1 sn Los Angeles Near Davenport Road, Agua Dulce. Comment
  LA37001  Eriogonum giganteum Reid Moran; 1958-9-16 6843 Los Angeles San Clemente Island, 2 mi SE of Eel Point Comment
  UCR88680  Eriogonum gracile Scott D. White 1995-10-19 3697 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  CAS-BOT-BC253440  Eriogonum gracile W. R. Dudley 1907-11-22 s.n. Los Angeles Near sanatarium, Monrovia Comment
  CAS-BOT-BC253463  Eriogonum gracile Frank W. Peirson 1928-9-4 8184 Los Angeles Mohave Desert east of Palmdale Comment
  POM158217  Eriogonum heermannii var. heermannii P. A. Munz, I. M. Johnston 1928-9-5 11240 Los Angeles San Gabriel Mountains: road from Rock Creek to Swartout [Swarthout] Valley 1677 Comment
  RSA0091352  Eriogonum hirtiflorum R. G. Swinney 2011-6-15 15164 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  UC1586240  Eriogonum hirtiflorum Tim Ross 1991-8-16 5863 Los Angeles s end of Horse Flats San Gabriel Mts., Chilao Flat USGS 7.5' quad, Horse Flats 1740 Comment
  SBBG1553  Eriogonum mohavense H. and M. Dearing 1934-4-15 112 Los Angeles Mojave Desert Comment
  RSA748492  Eriogonum nudum var. pauciflorum Orlando Mistretta 1992-7-9 648 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  SBBG28183  Eriogonum parvifolium L. C. Wheeler 1933-9-2 2093 Los Angeles Santa Monica 4 Comment
  RSA317011  Eriogonum parvifolium var. parvifolium T. S. Elias, Walter Wisura 1984-7-27 8522 Los Angeles North of Malibu; Point Dume. Comment
  RSA424840  Eriogonum pusillum Robert Gustafson, Gary D. Wallace 1982-4-26 2542 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  CAS-BOT-BC267610  Eriogonum saxatile Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3376 Los Angeles Along stream and immediately adjacent flats and slopes, ca 130 m N to 250 m NNW of Icy Springs, Big Rock Creek Canyon, San Gabriel Mountains 1732 Comment
  RSA0082879  Eriogonum saxatile R. G. Swinney 2011-7-21 15532 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA771849  Eriogonum saxatile R. G. Swinney 2009-5-28 10914 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA778908  Eriogonum saxatile R. G. Swinney 2009-6-17 11212 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  SBBG65559  Eriogonum saxatile V. Duran 1933-7-27 3538 Los Angeles Buckhorn 1981 Comment
  CAS-BOT-BC262866  Eriogonum thurberi Clare B. Hardham 1958-6-14 3702 Los Angeles Tajunga [Tujunga] Wash Comment
  RSA330820  Eriogonum umbellatum var. minus Wayne E. Sawyer 1981-7-24 108 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail, 0.7 mile west of Mt. Hawkins 2530 Comment
  RSA729883  Eriogonum umbellatum var. munzii R. G. Swinney 1998-9-4 6921 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  CAS-BOT-BC264874  Eriogonum viridescens James L. Reveal 1978-6-25 4776 Los Angeles Along Avenue F, 0.5 mile east of California Highway 138, north of Lancaster 716 Comment
  UCR52583  Eriogonum viridescens S. J. Myers 1988-6-29 s.n. Los Angeles Western Mojave Desert, Big Rock Creek Wash, 2.5 mi NE of town of Pearblossom 915 Comment
  UCR209263  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-8 9539 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  RSA423071  Eriogonum wrightii var. subscaposum L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  CAS-BOT-BC297969  Eriophyllum confertiflorum R. Beauchamp; M. Douglas 1972-3-24 3234 Los Angeles On cliff of canyon wall N of Nanny, San Clemente Island 150 Comment
  RSA0020295  Eriophyllum confertiflorum Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5122 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
  RSA724396  Eriophyllum confertiflorum K. Dobry 1991-4-22 s.n. Los Angeles Santa Monica Mts. Upper Cold Creek Cyn Comment
  SD31209  Eriophyllum confertiflorum Edith A. Purer 1931-4-28 Los Angeles Palos Verdes Hills Comment
  SFV13107  Eriophyllum confertiflorum W. M. Perry 1980-8-16 104 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  UCR190912  Eriophyllum confertiflorum R. G. Swinney 1998-7-2 6244 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA660099  Eriophyllum confertiflorum var. confertiflorum Orlando Mistretta 1992-6-12 551 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  CAS-BOT-BC308351  Eriophyllum nevinii Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4280 Los Angeles Lower half of China Canyon, S end of island, W side, San Clemente Island Comment
  RSA252975  Eriophyllum wallacei R. F. Thorne, C. W. Tiforth 1973-4-20 43100 Los Angeles San Gabriel Mountains. 1143 Comment
  RSA0095252  Erodium cicutarium R. G. Swinney 2011-5-6 14583 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  SBBG128075  Erodium cicutarium M. L. Hoefs, S. A. Junak, K. Kirkland 2001-4-14 3138 Los Angeles upper Middle Cyn on hillside by Edison pump house 371 Comment
  SD231325  Erodium cicutarium Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 39 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountins; Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCD103160  Erodium cicutarium Jack Delaini 1974-2-14 6 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 365 Comment
  UCR186907  Erodium cicutarium A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32031 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UCR223412  Erodium cicutarium Dan S. Cooper 2010-4-23 410- 43 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA608505  Erodium cicutarium Louis C. Wheeler 1930-6-7 50 Los Angeles Mandeville Canyon, Santa Monica Mountains. Comment
  UCR142791  Erodium moschatum L. C. Wheeler 1967-4-30 9206 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  POM2736  Erodium moschatum F. Fox 1916-4-15 s.n. Los Angeles Johnson Pasture, N of Claremont. Comment
  SEINET10481318  Erysimum capitatum John T. Middleton Middleton 161 b Los Angeles Comment
  RSA0094363  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-31 14918 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA651373  Erysimum capitatum var. capitatum Fred J. Hunter 1949-5-4 s.n. Los Angeles Collected in canyon above San Dimas Reservoir 121 Comment
  RSA530228  Erysimum suffrutescens James B. McNair 1934-4-16 4528 Los Angeles El Segundo. Comment
  SD220083  Erythranthe guttata R. G. Swinney 2008-5-13 8861 Los Angeles San Gabriel Mountains; Devil's Punchbowl County Park, Holcomb Canyon at junction with South Fork Trail. 1390 Comment
  RSA599691  Eschscholzia caespitosa Louis C. Wheeler 1936-6-8 4124 Los Angeles San Gabriel Mountains: Tan Bark Flat, San Dimas Canyon. 854 Comment
  RSA433656  Eschscholzia californica var. peninsularis N. C. Cooper 1949-4-19 3617 Los Angeles Newhall. 457 Comment
  SD90445  Eschscholzia ramosa Robert F. Thorne, M. Z. Thorne 1973-2-12 42476 Los Angeles Santa Catalina Island, north of Marine Science Station at Fisherman's Cove. 46 Comment
  RSA0010846  Eucalyptus camaldulensis R. G. Swinney 1999-4-8 7071 Los Angeles Claremont, north of Via Santa Catarina and Mountain Ave. 488 Comment
  CATA3149  Eucalyptus polyanthemos Amy Catalano, Tyler Dvorak 2016-6-1 136 Los Angeles Santa Catalina Island: Emerald Bay, property edge along West End Road 17 Comment
  UCR178041  Eucalyptus viminalis LeRoy Gross 2003-1-25 686 Los Angeles Transverse Ranges: Santa Susana Mountains, Johnston's Motorway from Indian Springs Estates (private homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest 610 Comment
  RSA3542  Eucrypta chrysanthemifolia Carl B. Wolf 1932-5-9 3486 Los Angeles At 2nd group of mine workings in left (east) fork of Pebbly Beach Canyon, Santa Catalina Island. 244 Comment
  SEINET3860280  Eucrypta chrysanthemifolia R. G. Swinney 2009-4-16 10382 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Duarte, lower Van Tassel fire road, Van Tassel Canyon.; 0 439 Comment
  UCR153553  Eucrypta chrysanthemifolia A. C. Sanders 2005-5-11 30183 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
  UCR209054  Eucrypta chrysanthemifolia Dan S. Cooper 2009-3-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  RSA251388  Eucrypta chrysanthemifolia Robert F. Thorne 1966-4-17 36111 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  RSA7306  Eucrypta chrysanthemifolia Fay A. MacFadden 1929-5-1 s.n. Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA655984  Eucrypta chrysanthemifolia var. chrysanthemifolia James Henrickson 1985-3-30 19769 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  UC187609  Eucrypta chrysanthemifolia var. chrysanthemifolia Mrs. T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  UC1870334  Eulobus californicus LeRoy Gross, Laura Moore 2000-6-5 201 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. Elev. 900 Feet. Comment
  SD124827  Euphorbia maculata A. C. Sanders 1986-7-30 6810 Los Angeles El Segundo Dunes, immediately west of L.A. International Airport & Pershing Dr., east of Vista de Mar Blvd., coastal dunes formerly largely occupied by residential neighborhoods where houses were removed ca. 15 years ago, growing from a pavement crack 29 Comment
  UCD142564  Euphorbia melanadenia Jack Delaini 1974-3-11 60 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 396 Comment
  RSA239459  Euphorbia misera E. R. Blakley 1963-12-7 6329 Los Angeles San Clemente Island, toward Pyramid Cove; mouth of first large canyon W. of Pyramid Head 23 Comment
  CATA3084  Euphorbia peplus Amy Catalano 2016-4-22 081 Los Angeles Santa Catalina Island: Under bridge by Quail Valley, on south side of bridge, east side of bank 138 Comment
  RSA432451  Euphorbia peplus F. R. Fosberg 1931-4-10 s- 4530 Los Angeles Santa Catalina Island, Avalon. 8 Comment
  UCR126240  Euphorbia peplus A. C. Sanders 2003-3-14 25765 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
  UCR50852  Euphorbia peplus A. C. Sanders 1988-5-18 7830 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  SEINET4044572  Euphorbia polycarpa D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Long-grade Canyon. 213 Comment
  CDA29494  Euphorbia terracina Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  CDA4880  Euphorbia terracina T. C. Fuller 1967-10-23 16495 Los Angeles Botanic Garden, UCLA., Westwood. Comment
  RSA596467  Euthamia occidentalis Lauren Raz, Steve Boyd 1996-10-23 005 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA638935  Euthamia occidentalis L. C. Wheeler 1966-10-1 8951 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  SEINET10924480  Fagopyrum esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2606 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  CATA1579  Festuca bromoides Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2849 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach 411 Comment
  SBBG31468  Festuca myuros R. F. Thorne 1966-4-4 35751 Los Angeles isthmus Comment
  UCR255773  Festuca myuros R. G. Swinney 2010-5-4 12493 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
  UCR86827  Festuca myuros Scott D. White 1995-4-27 2963 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
  SBBG59372  Festuca perennis R. Hoffmann -May-1928 Los Angeles Los Angeles Comment
  SBBG98679  Festuca perennis T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5074 Los Angeles lower Wilson Cove Cyn, draw SW of and above pier operations 15 Comment
  RSA682716  Ficus carica LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1105 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UCR223736  Ficus carica R. G. Swinney 2009-6-12 11142 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
  RSA0113948  Ficus microcarpa R. E. Riefner Jr. 2015-4-25 15 -127 Los Angeles City of Los Angeles, Lincoln Heights, S. Side of West Avenue 26 at Interstate 10 bridge. 109 Comment
  RSA0106887  Filago arizonica Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 636 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 289 Comment
  LA99308  Filago californica R. L. Armacost; 1968-5-7 2373 Los Angeles Santa Monica Mountains, Tapia Park, above park 152 Comment
  RSA549595  Filago californica Timothy S. Ross 1992-4-4 6061 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  UCR197168  Filago gallica Valerie Soza, LeRoy Gross 2001-5-9 1196 B Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  RSA529903  Foeniculum vulgare T. S. Ross 1991-8-16 5810 Los Angeles along Angeles Crest Hwy., 1/5 mile from Mt. Sally summit 1524 Comment
  POM153281  Forestiera pubescens P. A. Munz, I. M. Johnston 1928-9-4 11160 Los Angeles 3 miles east of Elizabeth Lake. Comment
  RSA715424  Forestiera pubescens R. G. Swinney 1997-9-6 5867 Los Angeles Wash at the base of Foothill Canyon [Mescal Crk Cyn?] 0.9 mi W of Forestry Service Rd 4N06 at 233rd St. 1415 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
  SBBG58522  Forestiera pubescens Anstruther Davidson -Jul-1893 Los Angeles Big Rock Crk Comment
  CAS-BOT-BC52553  Frangula californica subsp. californica Carl B. Wolf 1928-3-29 1593 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic 396 Comment
  UCR280758  Frangula californica subsp. tomentella R. G. Swinney 2014-4-30 16303 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
  POM18150  Frasera neglecta P. A. Munz 1923-5-26 6830 Los Angeles Big Rock Creek 1585 Comment
  LA33607  Fraxinus dipetala Henry J. Thompson; 1959-3-31 1909 Los Angeles Santa Monica Mountains, Lobo Canyon, ca. 2 mi W of Cornell 274 Comment
  SBBG57786  Fritillaria biflora M. Caruthers 1916-1 656 Los Angeles Eagle Rock 274 Comment
  LA211193  Funastrum cynanchoides var. hartwegii Arthur C. Gibson; 2008-7-21 5337 Los Angeles HOLLYWOOD HILLS, Upper Runyon Canyon. Comment
  UCD132355  Galinsoga parviflora Annetta M. Carter 1933-12-20 420 Los Angeles Residence of Mrs. N.C. Carter, Sierra Madre. Comment
  SEINET3146814  Galinsoga parviflora var. parviflora E. Braunton 1902-10-2 716 Los Angeles Vernon; S CA Comment
  UCR229165  Galium andrewsii Dan S. Cooper 2011-5-5 511- 55 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  RSA799860  Galium angustifolium Monica Rodriguez, Michelle Terrazino, Naomi S. Fraga 2013-7-23 5 Los Angeles Glendora Ridge Road. 1288 Comment
  UCR227649  Galium angustifolium R. F. Thorne, Percy C. Everett 1965-5-12 31634 Los Angeles Channel Islands; Santa Catalina Island, upper end of Middle [Ranch] Canyon 305 Comment
  UCR88691  Galium angustifolium Scott D. White 1995-10-19 3705 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  POM367661  Galium angustifolium subsp. angustifolium Donald R. Bissing 1973-6-2 103 Los Angeles San Gabriel Mountains, Evey Canyon, 0.3 mile from the canyon mouth 720 Comment
  UC1584745  Galium angustifolium subsp. angustifolium Tim Ross and Annette Ross 1991-3-7 4147 Los Angeles westerly slope just below rocky ridgetop; western Pomona, Elephant Hill 292 Comment
  UC440442  Galium angustifolium subsp. angustifolium Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon Santa Monica Mountains Comment
  RSA592014  Galium angustifolium subsp. foliosum Mark Hoefs, D. Propst 1973-4-6 142 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 305 Comment
  RSA680064  Galium angustifolium subsp. nudicaule Mark A. Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 351 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi W of gate. Comment
  OBI35696  Galium angustifolium var. siccatum Rebecca Cicoria 1982-5-8 79 Los Angeles Palos Verdes Peninsula: Eastern slope of upper Agua Magna Cyn, along Storms Trail, Rolling Hills Comment
  POM367738  Galium aparine M. B. Dunkle 1929-4-7 2087 Los Angeles Santa Catalina Island. White's Landing. Comment
  POM367750  Galium aparine Bonnie C. Templeton 1932-6-18 4930 Los Angeles Jackson Lake, Big Pines Park, San Gabriel Mountains. Comment
  UCR205053  Galium aparine R. G. Swinney 2008-3-31 8587 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  UCR271236  Galium aparine R. G. Swinney 2011-5-12 14715 Los Angeles San Gabriel Mountains, along Cabin Canyon Creek near the confluence with Aliso Canyon 1195 Comment
  RSA635050  Galium californicum subsp. flaccidum Valerie L. Soza, Laura Moore 1999-6-30 577 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 823 Comment
  SD107918  Galium catalinense Larry DeBuhr 1977-4-17 2584 Los Angeles Santa Catalina Island; Ridge SE of Shark Harbor on coastal bluff Comment
  UC28210  Galium catalinense T. S. Brandegee May 1884 Los Angeles Santa Catalina Island Comment
  RSA678816  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1292 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.8 miles from trailhead out of Chantry Flat area. 838 Comment
  RSA762164  Galium grande Orlando Mistretta, Christine Mistretta 2008-5-20 3170 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
  RSA555198  Galium johnstonii Robert F. Thorne, M. Z. Thorne 1969-7-9 38498 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Table Mt. 2134 Comment
  RSA729850  Galium johnstonii R. G. Swinney 1998-9-4 6923 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UC1375303  Galium johnstonii Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38913 Los Angeles s slope of mt. above Big Pines; San Gabriel Mts., Angeles National Forest, Table Mt. 2118 Comment
  SBBG131665  Galium nuttallii S. A. Junak 1999-5-20 SCa 961 Los Angeles just W of old mine shaft, on N side of Black Jack Peak, directly under high voltage line leading to Black Jack Peak 505 Comment
  CATA3284  Galium nuttallii subsp. insulare Julie L. King 2017-3-1 62 Los Angeles Santa Catalina Island: Isthmus Rd. near zone 1 fence 176 Comment
  UCR101753  Galium parisiense L. C. Wheeler 1967-6-26 9879 Los Angeles San Gabriel Mtns, Elsmere Canyon 466 Comment
  RSA527647  Galvezia speciosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4366 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCR71325  Galvezia speciosa Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4430 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  CATA1942  Gambelia speciosa Reid Moran 1941-2-23 602 Los Angeles Santa Catalina Island: Northwest of Johnson's Valley 9 Comment
  SBBG38649  Gambelia speciosa M. B. Dunkle 1939-4-4 7249 Los Angeles Chenetti Cyn Comment
  UC303648  Garrya flavescens I. M. Johnston 1918-5-19 1985 Los Angeles San Antonio Canyon; San Antonio Mountains 1402 Comment
  LA93202  Garrya veatchii Kei Nakai; 1975-11-27 TCSP 1 155 -75 Los Angeles Santa Monica Mountains, Topanga Canyon, Topanga Canyon State Park, along fire road 30 426 Comment
  RSA579301  Gaura sinuata Tim S. Ross, Carolyn Neal, Janet Takara 1994-8-4 8214 Los Angeles Santa Catalina Island: Middle Ranch, ca. 120m NNE of Thompson Dam. 184 Comment
  UCR190024  Gayophytum R. G. Swinney 1998-6-12 6955 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
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May 1 2012
  RSA573738  Gayophytum heterozygum Tim S. Ross 1992-7-17 6719 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  UC1122619  Gayophytum oligospermum Jerome S. Horton 1935-8-1 234 Los Angeles near Fern Canyon; Cucamonga Quadrangle, Dry Lake Comment
  LA202746  Geranium Arthur C. Gibson; 2003-3-29 5021 Los Angeles Santa Monica Mountains, Santa Ynez Canyon, Pacific Palisades, along service road through canyon next to stream crossing 182 Comment
  RSA127944  Geranium carolinianum H. J. Thompson 1959-4-19 1955 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  RSA390995  Geranium carolinianum Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon. 457 Comment
  RSA671309  Geranium columbinum A. Sandig 1927-7-4 s.n. Los Angeles Highland Park Comment
  SD262347  Gilia R. G. Swinney 2011-5-12 14676 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Cyn. Rd., 0.5 mi west of angeles Forest Hwy (Pacifico Mtn 7.5'Q) 1182 Comment
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Dec 7 2018
  UCR162287  Gilia Anuja Parikh, Nathan Gale 2004-6-2 2030 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  UCR192209  Gilia A. C. Sanders 2008-4-16 34904 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  UC908835  Gilia aliquanta Herbert L. Mason 1926-4-26 2973 Los Angeles four mi s Vincent; Mint Canyon Highway, Soledad Pass Comment
  RSA735095  Gilia angelensis Rosemarie Zimmermann 1961-6-8 128 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  RSA0051793  Gilia brevicula L. Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  RSA626105  Gilia clivorum LeRoy Gross 1999-4-29 155 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
  UCR270634  Gilia diegensis R. G. Swinney 2011-5-24 14822 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  CAS-BOT-BC226311  Gilia latiflora subsp. davyi J. Mark Porter; Lauren Machen 2004-5-2 14087 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct 1359 Comment
  UC440412  Gilia latiflora subsp. davyi Carl Epling, Lincoln Ellison, Harvey Anderson 1930-4-17 Los Angeles Lancaster Mohave Desert, Lancaster Comment
  UC52832  Gilia latiflora subsp. davyi H. M. Hall 1902-4-30 3045 Los Angeles near Llano (Antelope Valley); , near Llano Comment
  RSA469402  Gilia latiflora subsp. davyi Robert M. Perkins 1937-4-23 s.n. Los Angeles 3 miles south of Palmdale. Comment
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Aug 21 2007
  RSA229161  Gilia leptantha subsp. transversa R. F. Thorne, C. W. Tilforth 1971-6-30 40827 -B Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA755979  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2008-4-12 2423 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  UCR193607  Gilia modocensis R. G. Swinney 1999-6-28 7453 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  RSA151275  Gilia nevinii P. H. Raven 1962-4-9 17166 Los Angeles Near barracks, Wilson Cove, San Clemente Island. 61 Comment
  UC284791  Gilia nevinii P. A. Munz 1923-4-8 6633 Los Angeles e coast San Clemente Island Comment
  UCR177486  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-5-3 2242 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR209870  Gilia ochroleuca subsp. bizonata R. G. Swinney 2008-7-16 9243 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  RSA0016248  Gilia ochroleuca subsp. bizonata R. F. Thorne 1973-5-11 43561 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  RSA0016259  Gilia ochroleuca subsp. bizonata Robert L. Dressler 1949-4-23 715 Los Angeles 4 mi. W. of Vincent. 860 Comment
  RSA0017208  Gilia ochroleuca subsp. bizonata G. R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  CAS-BOT-BC402055  Gilia ochroleuca subsp. vivida Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3800 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake [ridge descending SSW from Mt. Islip] 1865 Comment
  RSA606018  Gilia sinuata L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  POM358708  Gnaphalium Fay A. MacFadden 1934-05 12936 Los Angeles Sand hills, El Segundo Comment
  POM358711  Gnaphalium beneolens I. M. Johnston 1918-9-3 2146 Los Angeles Brea Canyon, Puente Hills 396 Comment
  RSA5891  Gnaphalium chilense C. B. Wolf 1932-9-16 4111 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  UCR213411  Gnaphalium luteoalbum A. C. Sanders, Dan S. Cooper 2010-3-12 37331 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA188294  Gnaphalium palustre R. F. Thorne 1966-6-2 36515 Los Angeles Santa Catalina Island: dry margin of Echo Lake, NNE of Black Jack Mt. 412 Comment
  UC148620  Goodmania luteola Katharine Brandegee June, 1909 Los Angeles Lancaster Comment
  LA204725  Grayia spinosa A. M. Johnson; 1932-4-17 3946 Los Angeles N of Palmdale Comment
  SBBG62617  Grindelia hirsutula M. N. Ackley 1927-5-29 177 Los Angeles Mulholland Drive, Los Angeles Comment
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Oct 10 2014
  RSA772521  Guillenia lasiophylla R. G. Swinney 2009-5-13 10767 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  RSA162713  Guillenia lasiophylla J. D. Olmsted 1959-5-13 621 Los Angeles Evey Canyon, 200 yards west of San Antonio Canyon. 701 Comment
  RSA611008  Guillenia lasiophylla L. C. Wheeler 1968-5-25 s.n. Los Angeles Mesa W of Bear Creek. 548 Comment
  CAS-BOT-BC302128  Gutierrezia sarothrae Vernon O. Bailey 1907-10-29 s.n. Los Angeles San Fernando Comment
  SBBG117132  Harpagonella palmeri S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1529 Los Angeles E of Little Harbor, near Sheep Chute Ridge Rd, ca. 0.5 mi from intersection with Little Harbor Rd 121 Comment
  SBBG31241  Harpagonella palmeri R. F. Thorne 1966-4-5 Los Angeles above stream in Cottonwood Cyn 106 Comment
  LA200224  Hazardia squarrosa var. grindelioides A. M. Johnson; 1927-11-11 2675 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SEINET10805303  Hedera David B. Dunn 1971-8-11 Dunn 18338 Los Angeles Cultivated plants at 4991 Pasadena Ave. Terr. in Highland Park, CA. Comment
  SEINET3371850  Hedypnois cretica G. Rink 2011-6-1 10564 Los Angeles Next to Highway 57, north of La Brea, weedy place 213 Comment
  CLARK-A1528-1935  Hedypnois cretica Alfred R. Roos 1954-5-17 Los Angeles Hollywood 91 Comment
  RSA659717  Hedypnois cretica J. C. Roos 1954-5-17 s.n. Los Angeles North Kenmore and Oakdale Streets, Hollywood. Comment
  OBI35969  Helenium bigelovii J. & B. Semple, B. Semple 1981-8-14 5615 Los Angeles E. of Kratka Bridge 2134 Comment
  JEPS19508  Helianthus annuus Peter H. Raven 1957-9-21 11327 Los Angeles small hill at nw end UCLA campus; Los Angeles Comment
  RSA92428  Helianthus gracilentus F. W. Peirson s.n. Los Angeles Verdugo Mountains Comment
  UC450836  Heliotropium curassavicum Fay A. MacFadden 1931-4-22 2651 Los Angeles San <Franscito> Canyon Comment
  UC55358  Heliotropium curassavicum J. H. Barber Los Angeles Point Duma Santa Monica Mts., Point Duma Comment
  CATA207  Heliotropium curassavicum var. oculatum Mark L. Hoefs 1973-4-15 187 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  POM158115  Hemizonia australis L. R. Abrams 1902-8-24 2969 Los Angeles Mesmer (now Fox Hills SSE of Culver City) Comment
  POM360269  Hemizonia fasciculata Wm. Martin 1971-8-5 s.n. Los Angeles Stunt Canyon, Santa Monica Mts. Comment
  RSA675968  Hemizonia fasciculata LeRoy Gross 2003-3-9 810 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. 354 Comment
  UCR95544  Hemizonia fasciculata J. M. Porter, J. Travis Columbus, G. dos Santos 1996-6-5 10918 Los Angeles Transverse Range, c. 2 mi north of Solemint, just off Arline Road, 2 mi from intersection with Sierra Hwy 610 Comment
  POM29884  Hemizonia fasciculata Marcus E. Jones 1884-8-1 s.n. Los Angeles [Unspecified] Comment
  UCR101216  Hemizonia kelloggii Steve Boyd, L. Raz 1997-6-18 9990 Los Angeles San Gabriel Mtns., Liebre Mountains, along Elizabeth Lake Road in Leona Valley, south of Portal Ridge, 5.1 rd. mi west of intersection with 90th St. W. 1055 Comment
  SEINET3127470  Hesperocnide tenella G. B. Grant 1904-5-26 sn Los Angeles Pasadena Comment
  RSA507519  Hesperocnide tenella Louis C. Wheeler 1967-3-3 9168 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  SBBG118120  Heteromeles arbutifolia L. DeBuhr, G. D. Wallace 1972-9-2 701 Los Angeles near top of first cyn S of Lemon Tank 365 Comment
  SBBG96809  Heteromeles arbutifolia S. Boyd with T. Ross, L. Arnseth 1990-4-7 4231 Los Angeles lower half of China Cyn, W side Comment
  SFV21147  Heteromeles arbutifolia J. M. Keefe 2001-1-19 30949 Los Angeles San Rafael Hills Los Angeles, Eagle Rock. South by southeast face of the Eagle Rock. 305 Comment
  UC1302356  Heteromeles arbutifolia Robert F. Thorne and P. C. Everett 1964-2-6 33300 Los Angeles Cherry Cove; Santa Catalina Island 60 Comment
  RSA0074507  Heterotheca fastigiata Lyman Benson 1945-10-22 11901 Los Angeles Claremont. 335 Comment
  SBBG128072  Heterotheca grandiflora B. E. Carter 2012-8-23 6989 Los Angeles Airport Rd, ca. 0.25 mi N of Middle Ranch Rd 405 Comment
  SBBG12902  Heterotheca grandiflora E. R. Blakley 1962-10-3 5380 Los Angeles near Wrigley Reservoir at the summit of the island rd 426 Comment
  SEINET11259274 Image available Heterotheca grandiflora E. D. Palmer s.n. Los Angeles Los Angeles Comment
  UC1586208  Heterotheca sessiliflora subsp. fastigiata Tim Ross 1991-8-16 5803 Los Angeles .20 mi due e confluence of Lucas Creek (roadside, Angeles Forest Highway, Condor Peak USGS 7.5 Quad.); Big Tujunga Canyon 917 Comment
  SD90182  Heterotheca sessiliflora var. echioides Benjamin C. Stone December 1952 276 Los Angeles Vacant lot at 6th and College, Claremont. 334 Comment
  CAS-BOT-BC48126  Heuchera elegans Geo. B. Grant 1906-6-1 570 Los Angeles So. Calif. - Summit of Mt. Lowe 1828 Comment
  CAS-BOT-BC319774  Hieracium argutum A. J. McC 1892-9-1 115 Los Angeles Near Pasadena Comment
  CAS-BOT-BC55361  Hirschfeldia incana Timothy S. Ross; Steve Boyd 1994-5-10 7743 Los Angeles Liebre Mountains. Warm Springs Canyon. NNE off the face of Warm Springs Mountain. 682 Comment
  RSA0022526  Hirschfeldia incana Duncan S. Bell, Caitlin Elam 2013-6-24 5251 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA199047  Hirschfeldia incana W. M. Gauntt 1966-4-9 138 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  SD181641  Hirschfeldia incana LeRoy Gross 2003-3-9 785 Los Angeles San Rafael Hills, a west-east trending ridge southwest of Flint Peak, east of the Glendale Freeway between Chevy Chase Drive to the north and Glenoak Blvd. 356 Comment
  RSA591668  Hirschfeldia incana L. C. Wheeler 1966-9-21 8888 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  UCD114617  Hirschfeldia incana Louis C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Ridge 1/2 mile WNW Pine Mt. 1249 Comment
  UC56556  Holodiscus discolor Ernest Braunton 1902-6-13 462 Los Angeles Griffith Park Comment
  RSA573750  Holodiscus microphyllus Tim S. Ross 1990-8-17 3174 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  IRVC26359  Hordeum brachyantherum A. C. Sanders 2003-4-16 26030 Los Angeles Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  SBBG131662  Hordeum intercedens S. A. Junak 1999-5-20 SCa 939 Los Angeles head of Escondido Cyn, along Cottonwood-Black Jack Rd, 1.1 mi E of reservoir in Cottonwood Cyn, open ridgetop 304 Comment
  SD252253  Hordeum marinum subsp. gussoneanum Steven A. Junak 2000-5-5 Sca 1260 Los Angeles Santa Catalina Island: Ca. 1.5 miles NNW of beah at Little Harbor campground (air miles), plant stop above road. N-facing slope. 198 Comment
  SBBG17972  Hordeum murinum E. R. Blakley 1963-4-10 5600 Los Angeles 1 mi S of Avalon 30 Comment
  UCR150715  Hordeum murinum R. G. Swinney, Dave Larson 1999-5-15 7169 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR168519  Hordeum murinum Carl Epling 1931-4-25 s.n. Los Angeles Western Transverse Range, Los Alisos Canyon, Santa Monica Mtns. 305 Comment
  LA33406  Hordeum murinum subsp. glaucum Peter H. Raven; 1959-5-3 14098 Los Angeles SANTA MONICA MOUNTAINS, Laurel Pass, Mulholland Drive. 350 Comment
  RSA657956  Hordeum murinum subsp. glaucum J. Keeling 1980-6-1 41 Los Angeles South side of Big Tujunga Canyon Road, 1/2 mile east of Mt. Gleson intersection, Tujunga 549 Comment
  RSA0088402  Hordeum murinum subsp. leporinum R. G. Swinney 2010-2-27 11758 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
  POM307812  Horkelia cuneata subsp. puberula Henry J. Ramsey 1938-3-5 2748 Los Angeles North Craig Ave., Altadena 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
  POM18186  Horkelia rydbergii Philip A. Munz 1923-8-31 7694 Los Angeles Mescal Creek 1829 Comment
  UCR223406  Horkelia rydbergii R. G. Swinney 2009-7-23 11396 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
  CAS-BOT-BC213012  Hosackia crassifolia Wesley O. Griesel 1959-5-14 s.n. Los Angeles Along roadside in open area. Angeles Crest Highway, near Charlton Flats, San Gabriel Mtns. 1524 Comment
  RSA0048443  Hymenoclea salsola Lee Haines 1958-5-17 s.n. Los Angeles Junction Highway U.S. 6 and Soledad Canyon Road, west of Vincent. 914 Comment
  RSA587384  Hymenoclea salsola var. salsola Orlando Mistretta 1992-5-8 282 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  RSA509576  Hypericum formosum var. scouleri L. C. Wheeler 1967-8-2 10324 Los Angeles Angeles National Forest; Sulphur Spring. 1585 Comment
  RSA601575  Hypochaeris glabra L. C. Wheeler 1967-6-16 9841 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; north side Coulter Reservoir. 655 Comment
  RSA638820  Hypochaeris glabra Valerie L. Soza, Laura Moore 1999-6-30 582 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  RSA653746  Hypochaeris glabra Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 890 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
  SFV20995  Hypochaeris glabra L. Gross 2003-5-4 821 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along east side of Brand Canyon a short distance above the large waterfall near above coordinates. Near level area above river bottom. 393 Comment
  UCR214641  Hypochaeris glabra A. C. Sanders, Dan S. Cooper 2010-3-12 37375 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA512063  Hypochaeris glabra L. C. Wheeler 1967-5-13 9508 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  CAS-BOT-BC311528  Isocoma acradenia var. acradenia Roxana S. Ferris 1918-6-12 903 Los Angeles Between Oban & Lancaster Comment
  RSA763355  Isocoma menziesii var. vernonioides Doris Bowers 1970-6-7 784 Los Angeles Palos Verdes Pennisula 305 Comment
  RSA593483  Isolepis cernua Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8846 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon. 549 Comment
  RSA725884  Isomeris arborea R. G. Swinney 1997-2-22 5407 Los Angeles San Gabriel Mtns.: Duarte, due wet of Fish Canyon mouth, south spur of SW end of Van Tassel Ridge. 579 Comment
  UCR125141  Iva axillaris A. C. Sanders, Mark Elvin 2002-6-25 25296 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  SEINET10893133  Jarava ichu Adolph D. E. Elmer Elmer 3709 Los Angeles Aeton. Comment
  UC1370281  Jepsonia malvifolia R. Ornduff 1961-12-26 5096 Los Angeles near Avalon; Catalina Island, Pebble Beach Canyon Comment
  CHSC8386  Juglans californica Edward L. Smith 1957-4-16 253 Los Angeles Located in a wash at Pomona College, Claremont. 365 Comment
  UCR209206  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37163 Los Angeles San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA0011158  Juglans californica var. californica D. E. Bramlet, Jennifer Pareti 2008-4-14 4197 Los Angeles Transverse Ranges: Liebre Mtns reg: Bouquet Cyn.; Creek SE of Bouquet Cyn Rd and Vasquez Cyn. Road. Comment
  RSA720238  Juglans californica var. californica LeRoy Gross 2007-4-27 2661 Los Angeles Southwest side of the range: East branch of Jeffries Canyon. Access was intersection of Hollywood Way and Edmore Place. City of Sun Valley. Near 299 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
  RSA780937  Juglans nigra A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37164 Los Angeles Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 69 Comment
  RSA614987  Juglans regia Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: North Fork Lytle Creek; ca. 1/4 mile upstream form Alpine Canyon (USFS D2). Bluebird Ranch. 518 Comment
  UCR204560  Juncus R. G. Swinney 2005-8-5 8377 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
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Mar 21 2019
  CATA116  Juncus acutus subsp. leopoldii Peter Henrikson 1987-5-8 87 Los Angeles Santa Catalina Island: Little Springs Canyon 30 Comment
  CATA853  Juncus acutus subsp. leopoldii Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1662 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  RSA177696  Juncus acutus subsp. leopoldii Robert F. Thorne, Percy C. Everett 1965-5-11 34651 Los Angeles Santa Catalina Island. Small pond behind Cottonwood Dam in Cottonwood Canyon. 46 Comment
  UC1147892  Juncus bufonius Robert F. Thorne 1966-4-6 35901 Los Angeles n of Catalina Airport; Santa Catalina Island 435 Comment
  RSA368152  Juncus bufonius Anstruther Davidson 1915-1 3091 Los Angeles Los Angeles. Comment
  RSA69671  Juncus bufonius var. bufonius F. W. Peirson 1921-5-20 5354 Los Angeles Little Rock Creek 960 Comment
  RSA752574  Juncus effusus subsp. austrocalifornicus Justin M. Wood 2009-4-22 535 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SFV21388  Juncus macrophyllus L. Gross, N. Fraga, S. Williams 2002-7-17 562 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 295 Comment
  RSA368233  Juncus mexicanus B. C. Templeton 1932-6-16 4927 Los Angeles Big Pines Park, Jackson Lake, San Gabriel Mts. 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
  SEINET8465035 Image available Juncus xiphioides R. G. Swinney 2008-5-30 8909 Los Angeles San Gabriel Mtns.; San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  NY21052  Juniperus californica A. D. E. Elmer 06 1902 3633 Los Angeles Palmdale. Comment
  UCR205537  Juniperus californica A. C. Sanders, T. B. Salvato 2009-5-21 36896 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  SEINET10449665  Kalanchoe laciniata Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4873 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA567316  Keckiella breviflora var. breviflora Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3960 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  CAS-BOT-BC235738  Keckiella cordifolia F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards Canon [Canyon], San Gabriel Mountains Comment
  CAS-BOT-BC235747  Keckiella cordifolia L. R. Abrams 1917-7-7 6609 Los Angeles Laurel Canon [Canyon], Santa Monica Mts Comment
  CAS-BOT-BC235754  Keckiella cordifolia Robert F. Thorne; D. Propst 1968-5-27 37632 Los Angeles Santa Catalina Island: in Middle Ranch Canyon, etc. Comment
  RSA482506  Keckiella cordifolia Richard Noyes, L. Arnseth 1988-4-30 543 Los Angeles South facing slope of Thompson Creek Dam 500 Comment
  SD69871  Keckiella cordifolia Robert F. Thorne, D. Propst 1968-5-27 37632 Los Angeles Santa Catalina Island, along small stream in Middle Ranch Canyon Comment
  RSA659831  Keckiella ternata Orlando Mistretta 1992-8-20 770 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  POM308397  Keckiella ternata subsp. ternata Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3123 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  JEPS85628  Keckiella ternata var. ternata Frank W. Peirson 1918-8-6 263 Los Angeles Mt. Wilson; San Gabriel Mountains 1584 Comment
  RSA33821  Krascheninnikovia lanata N. C. Cooper 1943-11-20 968 Los Angeles Lancaster. Mojave Desert 762 Comment
  RSA478766  Krascheninnikovia lanata Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UCR141692  Krascheninnikovia lanata June Latting 1973-4-29 s.n. Los Angeles Mojave Desert/Northern San Gabriel Mtns. Foothills, Crystalaire, Antelope Valley 1098 Comment
  UCR197786  Krascheninnikovia lanata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 119 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  CAS-BOT-BC340580  Lactuca serriola Peter H. Raven; Henry J. Thompson 1959-9-18 14428 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Santa Monica Boulevard near Beverly Glen Boulevard, West Los Angeles 76 Comment
  UCR180351  Lagophylla ramosissima Scott D. White, Pam Devries 2006-5-10 11426 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
  RSA592188  Lamarckia aurea L. C. Wheeler 1967-3-3 9172 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  SD253341  Lamarckia aurea R. G. Swinney 2011-3-26 14231 Los Angeles San Gabriel Mountains: San Dimas Experminetal Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  UC589645  Lamarckia aurea Nell Murbarger April 1936 58 Los Angeles w side San Clemente Island San Clemente Island Comment
  SEINET10926767  Lamarckia aurea Louis C. Wheeler 1967-4-30 Wheeler 9218 Los Angeles San Gabriel Mountains. Limekiln Canyon. T3N R14W S18 SE1/4 SW1/4. Steep, rocky SW slope; with Selaginella bigelovii. 732 Comment
  RSA785862  Langloisia matthewsii Doris Bowers 1957-5-10 825 Los Angeles Mojave Deert N/o Big Pines Area 915 Comment
  CATA2228  Lantana camara Sara L. Crockett, Michael Daligdig 1996-11-11 52 Los Angeles Santa Catalina Island: Buffalo Nickel Restaurant, garden between restaurant and Island Express helicopter service 4 Comment
  SD253562  Lantana camara R. G. Swinney 2011-3-18 14165 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshal Trail (Glendora 7.5'Q) 366 Comment
  RSA652033  Larrea tridentata R. Carlston 1961-4-28 s.n. Los Angeles by Ave. N. Palmdale. Comment
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Aug 2 2008
  SFV21873  Larrea tridentata J. O. Exconde, Jr., M. P. Rothenay 2008-5-3 15 Los Angeles Mojave Desert Antelope Valley. West of Lancaster along Lancaster Road, west of 160th Street West. 850 Comment
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Mar 6 2016
  UCD107207  Larrea tridentata Marc Meyer; Mike Alvord and Marc Blain 1993-5-1 21 Los Angeles Mojave Desert, 100 m from Pearblossum Hwy. and Largo Vista Rd., Near Three Sisters. 1100 Comment
  CAS-BOT-BC338123  Lasthenia californica Alice Eastwood 1906-5-27 180 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  CAS-BOT-BC338155  Lasthenia californica M. E. Jones 1882-3-7 s.n. Los Angeles Pasadena Comment
  UC1409095  Lasthenia gracilis Robert F. Thorne 1966-4-15 36001 Los Angeles 2/3 mi sse Eel Point (n of Seal Cove); San Clemente Island 76 Comment
  UC62985  Lasthenia gracilis H. M. Hall May 1 1902-May 3 1902 3077 Los Angeles vicinity Elizabeth Lake; Southern California, Antelope Valley 1066 Comment
  UCR255831  Lasthenia gracilis R. G. Swinney 2010-5-12 12744 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR68935  Lasthenia gracilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4220 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SDSU2769  Lasthenia gracilis R. M. Beauchamp 1967-1-29 157 Los Angeles West and below Marine Outpost Comment
  UCD133779  Lasthenia gracilis F. H. Elmore 18-19 Feb 1939 400 Los Angeles San Clemente Island. Comment
  RSA724481  Lathyrus laetiflorus K. Dobry 1991-6-28 d- 869 Los Angeles Santa Monica Mts. Las Virgenes Rd. and Mulholland Hwy. at Soka Univ., E. Section Comment
  UC1587158  Lathyrus latifolius Tim Ross 1991-5-21 5406 Los Angeles e fork of Box Canyon, near its junction with the westerly fork San Clemente Island, Box Canyon 451 Comment
  UC56409  Lathyrus vestitus subsp. laevicarpus Ernest Braunton Feb 1903 821 Los Angeles Griffith Park Comment
  RSA405698  Lathyrus vestitus var. vestitus I. M. Johnston 1922-4-10 s.n. Los Angeles Mt. Lowe Comment
  SBBG67578  Lathyrus vestitus var. vestitus R. Hoffmann 1925-4-19 Los Angeles E side of Bouquet Cyn Comment
  CDA27150  Lathyrus vestitus var. vestitus T. C. Fuller 1965-4-26 13371 Los Angeles Old Topanga Canyon Road, 0.2 miles north of Highway 27, Topanga. 0 Comment
  RSA90277  Lathyrus vestitus var. vestitus F. W. Peirson 1925-4-23 5796 Los Angeles Forks of San Gabriel River. 534 Comment
  RSA434051  Lavatera assurgentiflora subsp. assurgentiflora F. R. Fosberg 1931-5-22 7167 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  CAS-BOT-BC321527  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi W of Fairmont, Mohave Desert 914 Comment
  POM361621  Layia glandulosa Roy R. Snelling 1977-4-18 7 Los Angeles 2 miles south of Pearblossom. 1066 Comment
  RSA0091355  Layia glandulosa R. G. Swinney 2011-6-15 15159 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA717221  Layia glandulosa Scott D. White, Pam De Vries 2006-5-10 11440 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR193721  Layia glandulosa R. G. Swinney 1999-4-5 7063 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  UCR194615  Layia glandulosa R. G. Swinney 1999-5-1 7094 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  SEINET3147923  Layia platyglossa E. K. Balls, L. W. Lenz 1950-3-28 14456 Los Angeles 2 mi. N of Castaic, Hwy 99 366 Comment
  UC25895  Lepechinia fragrans Anstruther Davidson Jun 1893 Los Angeles Trail to Mt Wilson, San Gabriel Mountains Comment
  CAS-BOT-BC33703  Lepechinia rossii Steve Boyd; Tammy Morgan 2004-5-11 11169 Los Angeles Transverse Ranges; Liebre Mountains region: Head of Ruby Canyon on northern flank of Red Mountain 305 Comment
  UCR59554  Lepidium appelianum S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct 884 Comment
  CAS-BOT-BC434191  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
  CAS-BOT-BC89307  Lepidium flavum A. D. E. Elmer 1902-6-1 3653 Los Angeles Lancaster. Comment
  CAS-BOT-BC89310  Lepidium flavum Ernest C. Twisselmann 1966-4-27 12103 Los Angeles Mojave Desert. Plains 14.1 miles west of El Mirage. 822 Comment
  SFV10185  Lepidium flavum J. G. Cuti 1978-4-2 41 Los Angeles About 3 miles south of Saddleback Butte State Park on Highway 170th., off shoulder. 30 Comment
  SEINET7062863  Lepidium flavum var. flavum A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on the Pearblossom Highway near the California Aqueduct. UTM Zone 11, 410587mE, 3820401mN. (WGS84/NAD83). 887 Comment
  RSA0091363  Lepidium fremontii R. G. Swinney 2011-4-1 14302 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR220210  Lepidium fremontii R. G. Swinney 2009-4-24 10470 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  CAS-BOT-BC89423  Lepidium fremontii Ira L. Wiggins 1966-4-15 20587 Los Angeles Immediately east of J.F.L. Motel, Pearlblossom. Mohave Desert. Comment
  RSA727338  Lepidium fremontii var. fremontii R. G. Swinney 1998-5-16 6059 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1305 Comment
  RSA251530  Lepidium lasiocarpum R. F. Thorne 1973-4-12 42918 Los Angeles San Clemente Island, Horse Cove, S end of island. 5 Comment
  RSA670280  Lepidium latifolium LeRoy Gross 2002-10-5 668 Los Angeles Devils Gate Reservoir, northeast of the San Rafael Hills, in the Arroyo Seco river channel. Just west of the city of Altadena. 335 Comment
  RSA305021  Lepidium pinnatifidum P. H. Raven 1960-5-4 s.n. Los Angeles Well established perennial street weed along Santa Monica Blvd, near Westwood Blvd 91 Comment
  RSA479519  Lepidium virginicum var. pubescens Steve Boyd, Thomas Elias 1987-4-14 2060 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  RSA226156  Lepidium virginicum var. pubescens Gary D. Cromwell, David W. Wheat 1971-4-16 515 Los Angeles Mystic Canyon. 2 miles NE of Glendora. 579 Comment
  RSA429663  Lepidium virginicum var. pubescens H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach. Comment
  RSA678209  Lepidium virginicum var. virginicum V. Soza, LeRoy Gross 2001-4-18 1135 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 732 Comment
  RSA762125  Lepidium virginicum var. virginicum Orlando Mistretta, Christine Mistretta 2008-5-16 3082 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 102 per TRTP Survey 2008), along divide between Monrovia Cyn and Fish Cyn. 1135 Comment
  UC314577  Lepidospartum latisquamum Marcus E. Jones, A. M. 1924-9-10 Los Angeles Swartout Valley Comment
  CAS-BOT-BC328061  Lepidospartum squamatum Joseph Andorfer Ewan; Nesta Ewan 1936-8-5 9930 Los Angeles Mescal Creek. San Gabriel Mts. 1524 Comment
  RSA598360  Lepidospartum squamatum L. C. Wheeler 1967-5-24 9744 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  RSA660031  Leptodactylon californicum Matt Bogdanoff 1981-5-25 30 Los Angeles Glendora Mtn. Rd., 6.7 mi N of junction with Sierra Madre Ave., N of Glendora. 762 Comment
  RSA595107  Leptosiphon androsaceus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8587 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct 1098 Comment
  RSA585931  Leptosiphon breviculus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2938 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
  SD215608  Leptosiphon breviculus Timothy S. Ross, Steve Boyd, et al. 1990-6-25 3798 Los Angeles Vicinity of Crystal Lake. 1676 Comment
  RSA0074225  Leptosiphon breviculus R. F. Thorne 1974-4-9 44707 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
  SEINET7968700 Image available Leptosiphon chrysanthus subsp. chrysanthus Larry C. Higgins 1974-4-11 8458 Los Angeles On Hwy 18 at the Los Angeles-San Bernardino County line Comment
  CHSC84006  Leptosiphon ciliatus John Dittes 1990-6-20 146 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  SD69790  Leptosyne gigantea Robert F. Thorne 1966-4-4 35795 Los Angeles Santa Catalina Island: Bird Rock, north of Isthmus Cove Comment
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Mar 31 2015
  POM153337  Lessingia glandulifera var. glandulifera P. A. Munz, I. M. Johnston 1928-9-5 11177 Los Angeles road from Rock Creek to Big Pines 1371 Comment
  CAS-BOT-BC283777  Leymus cinereus A. D. E. Elmer 1902-6-1 3662 Los Angeles Lancaster Comment
  POM352205  Leymus triticoides Harry H. Stone 1936-4-18 187 Los Angeles Los Angeles. Along an irregation ditch. Comment
  RSA729356  Lilium humboldtii Richard G. Swinney 1999-6-25 7397 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  RSA643400  Lilium parryi Orlando Mistretta, Joe Mistretta 1992-9-22 825 Los Angeles San Gabriel Mountains: Cooper Canyon. 1902 Comment
  UCR138492  Limonium otolepis L. C. Wheeler 1976-7-29 s.n. Los Angeles Dominguez Hills, Victoria Street and Wilmington Boulevard 46 Comment
  UCR220279  Linanthus bigelovii R. G. Swinney 2009-4-24 10487 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UC1375415  Linanthus breviculus Robert F. Thorne 1969-7-2 38226 Los Angeles Charlton Flats burn of 1954 San Gabriel Mts., Angeles National Forest 1600 Comment
  CAS-BOT-BC123852  Linanthus breviculus subsp. royalis LeRoy Abrams; Ernest Alexander McGregor 1908-7-5 642 Los Angeles Swartout Canyon, San Gabriel Mountains 1828 Comment
  POM66660  Linanthus californicus Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon. San Antonio Mts. Comment
  RSA468480  Linanthus californicus N. C. Cooper 1945-5-1 2228 Los Angeles Tapia Park, Santa Monica Mountains 762 Comment
  RSA468453  Linanthus californicus subsp. glandulosus Thekla Mohr 1897-05 1931 Los Angeles North Los Angeles. Comment
  RSA789026  Linanthus concinnus J. Mark Porter, Lauren Machen 2012-5-30 15130 Los Angeles Along Ca Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off). 2414 Comment
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Jun 7 2016
  RSA0055767  Linanthus dianthiflorus R. G. Swinney 2010-4-1 12140 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  RSA213366  Linanthus dianthiflorus subsp. dianthiflorus Reid V. Moran 1941-3-9 690 Los Angeles Santa Catalina Island, Middle Ranch. 250 Comment
  JEPS58395  Linanthus dichotomus Frank W. Peirson 1919-5-10 393 a Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  SBBG126947  Linanthus dichotomus A. Parikh, N. Gale 2011-6-11 3453 Los Angeles N of Aliso Cyn, 0.1 km W of Angeles Forest Hwy, 1.2 km N of Aliso Cyn Rd; San Gabriel Mtns [ subsp. pattersonii ] 1201 Comment
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Jul 7 2015
  UCR191293  Linanthus dichotomus T. B. Salvato 2008-4-22 3308 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCR180581  Linanthus parryae Scott D. White, Pam Devries 2006-5-10 11455 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
  RSA172295  Linanthus parryae R. F. Thorne 1963-5-15 31666 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  RSA73006  Linanthus parryae F. W. Peirson 1917-5-13 945 Los Angeles West of Little Rock. Comment
  LA33627  Lithophragma affine Henry J. Thompson; 1959-4-19 1943 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA733757  Lithophragma affine R. G. Swinney 2000-5-21 7778 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  UC55337  Lithophragma affine J. H. Barber 1897-3-21 Los Angeles Sepulveda Canyon Comment
  POM308882  Lithophragma affine Anonymous 321 Los Angeles On the trail to Flumes #4 & 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  POM92065  Lithophragma affine Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  UCSB2563  Lithophragma affine Foster, R. 1987-4-3 Los Angeles Near Camp Baldy Road, east of Monte Vista Avenue, Claremont Comment
  RSA784233  Lithophragma heterophyllum J. D. Olmsted 1962-4-30 419 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  UCR272515  Lobelia dunnii var. serrata R. G. Swinney 2011-10-27 15933 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  UC519721  Lobularia maritima Joseph Andorfer Ewan 1932-5-19 7531 Los Angeles Playa del Rey, near power house Playa del Rey Comment
  RSA77062  Loeseliastrum matthewsii F. W. Peirson 1919-6-15 468 Los Angeles Rock Creek, San Gabriel Mts. 1280 Comment
  UCR94701  Logfia depressa A. C. Sanders, E. J. Lott 1993-5-6 13980 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
  RSA594589  Lolium perenne L. C. Wheeler 1967-5-7 9293 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  CAS-BOT-BC271185  Lolium temulentum G. B. Grant 1916-3-1 s.n. Los Angeles Pasadena Comment
  RSA167655  Lomatium dasycarpum subsp. dasycarpum P. H. Raven, Robert F. Thorne 1964-5-7 19022 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  CLARK-A1528-4939  Lomatium utriculatum John C. Roos 1937-3-25 1676 Los Angeles Lancaster Comment
  RSA167838  Lonicera hispidula var. vacillans R. F. Thorne, Percy C. Everett 1964-2-7 33487 Los Angeles Santa Catalina Island; Along creek in Middle canyon below dam 183 Comment
  RSA583075  Lonicera hispidula var. vacillans T. S. Ross 1993-4-22 6911 Los Angeles Santa Catalina Island: SW part of the island in Bullrush canyon; near dogleg. 236 Comment
  RSA771315  Lonicera hispidula var. vacillans R. F. Thorne, Percy C. Everett 1965-5-12 34613 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  SD85186  Lonicera hispidula var. vacillans E. R. Blakley 1962-10-5 5421 Los Angeles Santa Catalina; 0.25 mile up canyon from White's Cove at water tank. 29 Comment
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May 7 2012
  UC729596  Lonicera hispidula var. vacillans Carl B. Wolf 1932-5-9 3494 Los Angeles about due w Pebbly Beach (along road to Renton Mine); Santa Catalina Island 304 Comment
  UC303436  Lonicera interrupta I. M. Johnston 1917-8-23 1713 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 1524 Comment
  UCR223613  Lonicera interrupta R. G. Swinney 2009-6-17 11216 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  CAS-BOT-BC234863  Lonicera subspicata var. denudata Le Roy Abrams 1899-3-30 367 Los Angeles Sepulveda Canon [Canyon] Comment
  SFV21117  Lonicera subspicata var. denudata L. Gross 2003-6-19 1098 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. Canyon bottom (the canyon is not as deep as the hills north of 210 Freeway are low Homes are in the northern portion, the southern half gets just a little steeper on the slopes with more water in the creek. 457 Comment
  CAS-BOT-BC198542  Lotus Joseph Andorfer Ewan; Nesta Ewan 1936-8-16 10098 Los Angeles Mt. Waterman summit, San Gabriel Mts. 2438 Comment
  RSA324070  Lotus argophyllus subsp. ornithopus F. H. Elmore 1939-2-18 392 Los Angeles San Clemente Island Comment
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May 16 2008
  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
  RSA549159  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-20 3661 A Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA717951  Lotus crassifolius var. crassifolius R. G. Swinney, Dave Larson 1996-8-7 5243 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at Dry Lake, site of CCC camp in 1930s. 1524 Comment
  UC534830  Lotus crassifolius var. crassifolius Victor Duran 1933-7-8 3504 Los Angeles Horse Flats San Gabriel Mts. 1676 Comment
  RSA561596  Lotus crassifolius var. crassifolius Steve Boyd 1993-5-24 8165 Los Angeles Ridgeline SE of saddle leading to May Peak 1097 Comment
  RSA682522  Lotus grandiflorus Scott D. White, Michael Honer 2003-5-7 9196 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  UCR259169  Lotus heermannii R. G. Swinney 2010-6-23 13357 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
  RSA588159  Lotus heermannii var. heermannii Orlando Mistretta 1994-5-23 1246 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  UCR159701  Lotus heermannii var. heermannii Orlando Mistretta 1992-7-14 710 Los Angeles Transverse Ranges, San Gabriel Mtns: Gold Canyon Trail, Tujunga Ranger District 614 Comment
  RSA90362  Lotus nevadensis var. davidsonii F. W. Peirson 1929-7-1 8447 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  UCR189891  Lotus oblongifolius R. G. Swinney 1998-7-14 6434 Los Angeles San Gabriel Mtns., SW of Wrightwood, 7.1 miles SE of Hwy 2 and 3N06 junction at 3N39, stream crossing road in a tributary canyon of Prairie Fork 2171 Comment
  RSA595808  Lotus oblongifolius var. oblongifolius Lauren Raz, S. D. Boyd 1996-10-23 043 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 609 Comment
  RSA719588  Lotus oblongifolius var. oblongifolius R. G. Swinney 1997-7-16 5671 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood 1921 Comment
  RSA188076  Lotus salsuginosus R. F. Thorne 1966-4-28 36198 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon. 244 Comment
  UC457253  Lotus salsuginosus Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA495075  Lotus scoparius A. C. Sanders 1988-5-18 7838 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  RSA498849  Lotus scoparius Alton Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UC527635  Lotus scoparius C. B. Wolf 1931-7-2 Los Angeles 0.5 mi above the bridge on the road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  UCR100614  Lotus scoparius B. G. Pitzer 1996-5-5 2868 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA406853  Lotus scoparius Robert Gustafson 1980-7-9 1811 Los Angeles Ballona Wetlands, Area 3. Comment
  UCR216886  Lotus scoparius subsp. brevialatus R. G. Swinney 2009-2-20 10024 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  UCR270924  Lotus scoparius subsp. brevialatus R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14329 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA653281  Lotus scoparius var. brevialatus Kelly Middleton, David Middleton 1988-5-23 24 Los Angeles Glendora Ridge Road, 8.4 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1066 Comment
  UCR170626  Lotus scoparius var. scoparius Alex R. Van Dam 2004-4-25 046 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  RSA612081  Lotus strigosus Valerie L. Soza 1998-4-26 71 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. [Coordinates given are] at center of BFS. 411 Comment
  UCR127889  Lotus strigosus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26108 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  UC618242  Lotus strigosus Alice M. Ottley 1920-5-9 644 Los Angeles trail from Mt. Lowe to summit ofMt. Wilson 838 Comment
  RSA618735  Lotus strigosus var. strigosus Scott D. White, Sandy Leatherman 1998-5-19 6532 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA273194  Lotus strigosus var. strigosus Glenn A. Gorelick 1978-4-8 s.n. Los Angeles Santa Catalina Island. Canyon west of Cottonwood Canyon. Comment
  RSA597983  Lupinus Lauren Raz, Micahel Wall 1997-3-17 074 Los Angeles Santa Catalina Island. Cape Canyon (trending southwest to northeast) via road from Middle Ranch. 244 Comment
  SEINET5766212 Image available Lupinus A. M. Johnson 1934-1 4382 Los Angeles entrance to UCLA campus, Westwood Village Gate Comment
  UC2029992  Lupinus G. D. Wallace 1979-4-19 1678 Los Angeles Mojave Desert; West Mojave Desert region: Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  RSA533953  Lupinus agardhianus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5205 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  POM127157  Lupinus albifrons var. eminens Katherine Brandegee 1916-3-17 s.n. Los Angeles Santa Catalina Island Comment
  RSA406997  Lupinus albifrons var. eminens Thekla Mohr s.n. Los Angeles Near Los Angeles Comment
  RSA726045  Lupinus andersonii R. G. Swinney 1997-6-25 5643 Los Angeles San Gabriel Mountains: southwest of Wrightwood, Blue Ridge ca. 0.5 mi. W of Guffy Camp, Forest Service Rd. 3N06, ca. 5.1 miles east of Hwy 2. 2518 Comment
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May 3 2010
  UCR43292  Lupinus andersonii David Charlton 1986-6-15 271 Los Angeles San Gabriel Mtns, Betweeen Blue Ridge Campground (1.5 air mi SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run; along the reservoir maintenance road, 0.7 to 1.2 mi south of Angeles Crest hwy on Forest Road 3N06 2439 Comment
  RSA165940  Lupinus benthamii D. E. Emery 1958-5-3 s.n. Los Angeles Hills SE of Gorman Comment
  UC718435  Lupinus benthamii P. C. Everett 1935-6-10 7099 Los Angeles 1/4 mi e Gorman (Liebre Mts.); , e of Gorman 1219 Comment
  UCR205127  Lupinus bicolor R. G. Swinney 2008-4-17 8689 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UCR222786  Lupinus bicolor R. G. Swinney 2009-4-28 10553 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  SBBG14245  Lupinus bicolor M. A. Piehl 1962-6-9 62320 Los Angeles head of cyn below Chenity and S of Mosquito Cove 304 Comment
  RSA598866  Lupinus bicolor subsp. marginatus Steve Boyd, T. S. Ross 1997-3-21 9243 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
  POM350069  Lupinus bicolor subsp. microphyllus Anonymous 1940-5-24 s.n. Los Angeles Tejon Pass Comment
  RSA155803  Lupinus bicolor subsp. umbellatus Peter H. Raven 1962-4-10 17195 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  SFV13338  Lupinus chamissonis M. J. Thor 1983-4-8 156 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  UC285025  Lupinus elatus P. A. Munz 1923-8-31 7677 Los Angeles Swartout Valley San Gabriel Mountains 2575 Comment
  SEINET10450534  Lupinus elatus Victor Duran 1933-7-26 Duran 3535 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA0077087  Lupinus excubitus Daisie Huang 2006-10-5 06100501 Los Angeles Monrovia Canyon Park, just past locked gate at trailhead to Ben Overturff Trail. 505 Comment
  SEINET2062860 Image available Lupinus excubitus Steve Myers, Ed. LaRue 1989-3-21 Los Angeles Palmdale area, Elizabeth Lake Rd. at California Aqueduct. San Andres Rift Zone bissects site 883 Comment
  CAS-BOT-BC216665  Lupinus excubitus subsp. hallii L. R. Abrams 1901-7-1 1849 Los Angeles Mount Wilson Comment
  CAS-BOT-BC205405  Lupinus excubitus var. austromontanus E. K. Balls 1952-4-9 8449 Los Angeles 1/2 mi. E of Junct. Hwy. 99 & Hwy. 138 at Gorman 1127 Comment
  RSA503875  Lupinus excubitus var. austromontanus N. C. Cooper 1948-4-21 2684 Los Angeles Littlerock 762 Comment
  CAS-BOT-BC215338  Lupinus excubitus var. excubitus Ernest C. Twisselmann 1962-4-18 6973 Los Angeles 1 mile above Oso Corral, Tejon Ranch, Oso Canyon 1036 Comment
  SEINET10485291  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 x nanus? 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
  LA205056  Lupinus formosus Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  RSA0088834  Lupinus formosus Bonnie C. Templeton, I. W. Clokey 1930-4-8 1491 Los Angeles 1 mile north of Elizabeth Lake. Comment
  SBBG69110  Lupinus formosus R. Hoffmann 1925-4-19 Los Angeles W border of Antelope Valley Comment
  UCR271321  Lupinus formosus var. formosus R. G. Swinney 2011-5-12 14718 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
  POM305936  Lupinus formosus var. formosus H. J. Ramsey 1938-5-22 1212 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA533897  Lupinus guadalupensis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5142 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  SBBG112967  Lupinus hirsutissimus S. A. Junak 1998-6-13 SCa 752 Los Angeles W side of Avalon Cyn, upslope from fire stn 140 Comment
  CAS-BOT-BC211716  Lupinus longifolius LeRoy Abrams 1902-7-1 2621 Los Angeles Little Santa Anita Canyon Comment
  RSA0096916  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-18 9618 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SBBG66990  Lupinus microcarpus var. microcarpus R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR126600  Lupinus microcarpus var. microcarpus A. C. Sanders, Mark A. Elvin 2003-4-16 26037 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 366 Comment
  RSA86959  Lupinus odoratus F. W. Peirson 1921-7-2 2477 Los Angeles Pallett Creek, lower Rock Creek tributary: north side of San Gabriel Mountains. 1098 Comment
  SBBG67041  Lupinus sparsiflorus R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  SD262281  Lupinus sparsiflorus R. G. Swinney 2014-5-27 16657 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forks of Hooik Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. Debris basin. 445 Comment
  UC73236  Lupinus sparsiflorus E. D. Palmer May 1903 Los Angeles near Occidental College; Los Angeles, near Occidental College Comment
  LA99392  Lupinus sparsiflorus subsp. sparsiflorus Walt Westman; E. R. Hobbs 1979-1 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  RSA316355  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1982-4-20 54977 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA591084  Lupinus sparsiflorus subsp. sparsiflorus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10924 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  SEINET10490970  Lupinus sparsiflorus subsp. sparsiflorus James S. Henrickson 1963-5-5 Henrickson 32278 Los Angeles Fls. Purplish; burned-over rocky canyon slopes; sandy soil in weedy, flat area Near mouth of cobal canyon, foothills of san gabriel mts, ca 4 mi n of Claremont. 518 Comment
  SEINET10490974  Lupinus sparsiflorus subsp. sparsiflorus David B. Dunn Dunn s.n. Los Angeles Plants grown in greenhouse at umo from seeds from breitung 15113, 16 may 1953, Along glendora mts rd, san gabriel mts. Used in hybridizing studies of c. Dziekanowski. Comment
  RSA414300  Lupinus succulentus M. B. Dunkle 1928-3-31 1768 Los Angeles Little Harbor, Santa Catalina Island. Comment
  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
  SD113426  Lupinus succulentus Darley F. Howe 1947-3-23 1521 Los Angeles Palos Verdes Comment
  LA209637  Lycium andersonii A. M. Johnson; 1932-4-17 3973 Los Angeles 6 mi. W of Palmdale Comment
  SBBG17876  Lycium californicum P. H. Raven 1962-4-9 17155 Los Angeles Wilson's (Wilson) Cove 91 Comment
  CDA5783  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Playa del Rey, 400 m north of 431 East Culver Blvd., Sec. 27 T2S R15W SB. 0 Comment
  CDA38012  Lycium ferocissimum J. L. Johnson 1979-3-6 s.n. Los Angeles 431 Culver, Playa Del Rey. 0 Comment
  RSA583108  Lycopus americanus Louis C. Wheeler 1933-10-20 2178 Los Angeles San Gabriel River. 70 Comment
  UC1929501  Lyonothamnus floribundus Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 310 Los Angeles Channel Islands; San Clemente Island: Conchulagua Canyon. In canyon floor. Shelf under a 25' cliff. Comment
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Feb 6 2018
  UCR71268  Lyonothamnus floribundus subsp. aspleniifolius Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4399 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  POM243687  Lyonothamnus floribundus subsp. floribundus F. R. Fosberg 1931-4-23 S 4686 Los Angeles Santa Catalina Island. Headwaters of Swain's Canyon, NE slopes of Black Jack Mountain. 350 Comment
  SBBG13265  Lyonothamnus floribundus var. aspleniifolius M. A. Piehl 1962-6-9 62321 Los Angeles head of cyn just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  PASA1881  Lythrum californicum Frank W. Peirson 1920-9-5 Los Angeles Eaton Canyon, San Gabriel Mts. 457 Comment
  UC2026463  Madia elegans Steve Boyd, L. Raz 1997-6-17 9955 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Burnt Peak, generally to the northeast of the FAA site. Comment
  RSA593438  Madia elegans subsp. elegans Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8883 Los Angeles Liebre Mountains, along summit of Liebre Mountain, east of the head of Bear Canyon, at the intersection of dirt track leading to Bear Camp and 7N23. 1646 Comment
  CAS-BOT-BC344376  Madia exigua Alice Eastwood 1917-7-20 6462 Los Angeles Santa Catalina Island Comment
  SBBG117016  Madia exigua S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1546 Los Angeles Cottonwood Cyn, along Cottonwood-Blackjack Rd, ca. 1.6 mi WSW of Blackjack Pk 304 Comment
  RSA0024505  Madia gracilis R. F. Thorne 1980-4-26 54144 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak Comment
  RSA0127211  Malacothamnus davidsonii Louis C. Wheeler 1967-7-18 10109 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  UCR99797  Malacothamnus fremontii R. G. Swinney 1994-6-12 2937 Los Angeles Eastern San Gabriel Mtns, N slope of mountains, c. 1.7 mi. north of junction of Hwy 138 and Soledad Road, just west of San Bernardino County line. c. 150 m west of Boneyard Canyon. 1311 Comment
  CAS-BOT-BC204187  Malacothamnus marrubioides Le Roy Abrams; E. A. McGregor 1908-7-5 631 Los Angeles Swartout [Swarthout] Canyon, desert slopes of the San Gabriel Mountains Comment
  SBBG33761  Malacothamnus marrubioides V. Soza, S. Boyd 2002-4-10 1387 Los Angeles ridge above E fork of Haskell Cyn, ridge just W of Del Sur Ridge, ca. 2 mi NW along Coarse Gold Cyn fire road from Bouquet Cyn 655 Comment
  SBBG72792  Malacothamnus orbiculatus R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  RSA589249  Malacothrix coulteri Timothy S. Ross 1991-4-28 4745 Los Angeles Adobe Mountain, southwesterly extension of the mountain 927 Comment
  RSA248865  Malacothrix foliosa R. F. Thorne 1973-4-11 42879 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  RSA354866  Malacothrix foliosa F. C. Boutin 1967-4-23 1618 Los Angeles San Clemente Island: Between main airstrip and Wilson Cove Comment
  SBBG20737  Malacothrix foliosa subsp. foliosa E. R. Blakley 1963-12-7 6324 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  RSA775877  Malacothrix glabrata Orlando Mistretta, Christine Mistretta 2010-5-26 5214 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1311 Comment
  RSA0084496  Malacothrix saxatilis R. G. Swinney 2010-5-4 12536 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA778911  Malacothrix saxatilis R. G. Swinney 2009-6-27 11283 Los Angeles San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  UCR125268  Malacothrix saxatilis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25512 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area 366 Comment
  UCD134444  Malacothrix saxatilis var. tenuifolia Daryl Koutnik 1978-6-3 519 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  UCR253907  Malacothrix saxatilis var. tenuifolia Mitch Provance 2009-6-24 0609- 1 Los Angeles Western Transverse Range, about 5 miles SE of Pyramid Lake , c. 0.5 mi. SE of Whitaker Summit on Golden State Highway, adjacent to I-5 820 Comment
  UCSB36549  Malephora crocea Gustafson, Robert 1981-3-18 Los Angeles Ballona Wetlands, Area 3 Comment
  CATA2059  Malosma laurina Steven A. Junak, Keri Kirkland 1998-7-17 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, about 0.5 air miles inland from beach 36 Comment
  RSA669159  Malva neglecta LeRoy Gross, Naomi S. Fraga 2002-4-4 521 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road., (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 400 Comment
  UC284780  Malva parviflora P. A. Munz 1923-4-13 6784 Los Angeles San Clemente Island Comment
  RSA279016  Malvella leprosa Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42190 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  SBBG78651  Marah macrocarpa F. R. Fosberg 1931-3-18 4287 Los Angeles Hamilton Cyn Comment
  UC1122846  Marah macrocarpa R. St. John 1933-3-8 346 Los Angeles Dry Canyon Calabasas Quadrangle Comment
  UCR174493  Marah macrocarpa Wayne Law, Jun Hu 2000-4-30 02 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  UCR210733  Marah macrocarpa R. G. Swinney 2009-1-19 9997 Los Angeles San Gabriel Mtns., Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  RSA586293  Marah macrocarpa var. macrocarpa Orlando Mistretta 1995-2-28 1526 Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  UCR129389  Marah macrocarpa var. major B. C. Templeton 1968-2-25 11394 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  NY42930  Marrubium vulgare J. B. Walker 1995-3-31 1309 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  UC25351  Marrubium vulgare J. H. Barber 296 Los Angeles Santa Monica Exp't Station Comment
  UCR165240  Marrubium vulgare A. C. Sanders, Helen Kennedy 2005-4-13 29482 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
  RSA409818  Marrubium vulgare Robert Gustafson 1981-3-18 2219 Los Angeles Ballona Wetlands, Area 3. Comment
  CAS-BOT-BC422743  Meconella denticulata Frank W. Peirson 1925-4-23 5806 Los Angeles San Gabriel Canyon below Forks 365 Comment
  LA200734  Meconella denticulata Martha Hilend; 1929-4-10 347 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SFV22058  Meconella denticulata V. Soza, L. Gross, B. Hogshead 2001-4-18 1155 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. North-northwest-facing, steep, open slope. 412 Comment
  SFV7299  Medicago lupulina T. Gordon 1975-2-21 797 Los Angeles San Fernando Valley Los Angeles, Northridge. Northwest corner of Rayen St. and Rathburn Ave. 250 Comment
  RSA91363  Medicago lupulina F. W. Peirson 1922-7-7 3191 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA151246  Medicago polymorpha var. brevispina Peter H. Raven 1962-4-9 17131 Los Angeles near barracks, Wilson Cove, San Clemente Island 61 Comment
  CAS-BOT-BC281516  Melica imperfecta Frank W. Gould 1944-4-1 2193 Los Angeles At Playa Del Rey Comment
  LA12132  Melica imperfecta A. M. Johnson; 1928-4-1 274 Los Angeles Sunland Comment
  RSA752480  Melica imperfecta Justin M. Wood 2009-4-22 529 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SBBG95213  Melica imperfecta M. B. Dunkle 1928-3-31 1791 Los Angeles Cottonwood Cyn Comment
  UC1871329  Melica imperfecta T. S. Ross 1993-5-13 7119 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon Comment
  UCR223677  Melica imperfecta R. G. Swinney 2009-6-12 11128 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
  UCR87376  Melica imperfecta R. G. Swinney 1994-5-7 2837 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
  CAS-BOT-BC281098  Melica stricta Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38907 Los Angeles San Gabriel Mts. Angeles National Forest; Canyon above Angeles Crest highway, ca 1 mile W of Vincent Gap, on one of headwaters of E fork Big Rock Creek N face Mt Baden Powell 2331 Comment
  UC1862361  Melica stricta I. M. Johnston 1918-7-6 2065 Los Angeles Pine Mt. Ridge; San Antonio Mountains 2286 Comment
  POM348163  Melilotus albus L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. 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
  SFV15555  Melilotus indicus R. K. Stachelek 1992-4-14 14 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  RSA657639  Melilotus indicus Kristina Sargeant 1992-5-9 92 -026 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  RSA720250  Melinis repens LeRoy Gross 2007-4-27 2662 Los Angeles Southwest side of the range: East branch of Jeffries Canyon. Access was intersection of Hollywood Way and Edmore Place. City of Sun Valley. 299 Comment
  UC1602075  Mentzelia dispersa I. M. Johnston 1918-7-5 2090 Los Angeles San Antonio Mountains, San Antonio Canyon 2286 Comment
  SBBG119020  Mentzelia gracilenta G. D. Wallace with M. Wallace 1983-5-20 2078 Los Angeles Aliso Cyn rd between Acton and Angeles Forest hwy Comment
  UC2026406  Mentzelia laevicaulis Louis C. Wheeler 1946-10-26 6393 Los Angeles SAN GABRIEL MOUNTAINS: East Fork San Gabriel Canyon, at Graveyard Canyon. Comment
  POM96953  Mentzelia micrantha P. A. Munz 1925-4-23 9416 Los Angeles San Gabriel Canyon. 305 Comment
  RSA446764  Mentzelia micrantha L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  RSA0113369  Mentzelia ravenii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7513 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR185573  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33520 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  CAS-BOT-BC167625  Mentzelia veatchiana Timothy S. Ross; J. Mark Porter 1994-5-1 7608 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000 m W of Three Sisters Buttes 947 Comment
  RSA69563  Mentzelia veatchiana F. W. Peirson 1920-4-26 2110 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  UC557805  Microseris elegans Nell Murbarger April, 1936 111 Los Angeles mesa summit San Clemente Island Comment
  RSA599287  Microseris lindleyi Steve Boyd, Lauren Raz 1997-3-31 9423 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  UCR276769  Microseris lindleyi R. G. Swinney 2011-5-16 14730 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
  POM294588  Mimulus aurantiacus Lyman Benson 1945-5-11 11695 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  IRVC26935  Mimulus aurantiacus var. pubescens A. C. Sanders 2003-4-28 26086 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA0086919  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-8-9 13468 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  RSA420308  Mimulus aurantiacus var. pubescens R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  RSA442691  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-10 S- 4535 Los Angeles Avalon Canyon, Santa Catalina Island 160 Comment
  UCR205225  Mimulus bigelovii R. G. Swinney 2008-5-2 8723 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  LA51875  Mimulus brevipes A. M. Johnson; 1934-5-4 4450 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA596009  Mimulus brevipes Tim S. Ross, J. Mark Porter 1995-5-4 8426 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC125312  Mimulus brevipes T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  RSA420984  Mimulus brevipes Geo. L. Moxley 1914-5-30 221 Los Angeles San Rafael Hills Comment
  RSA420670  Mimulus cardinalis Bonnie C. Templeton 1932-7-21 5039 Los Angeles Prairie Forks near Big Pines Park , San Gabriel Mountains. Comment
  RSA408120  Mimulus fremontii Anstruther Davidson 1911-05 s.n. Los Angeles San Fernando Comment
  RSA704352  Mimulus fremontii var. fremontii Gary D. Wallace 1982-4-17 1921 Los Angeles Bob's Gap. Comment
  RSA0055954  Mimulus guttatus Richard G. Swinney 2010-5-7 12609 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
  RSA0116793  Mimulus guttatus R. G. Swinney 2010-5-25 12930 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA648709  Mimulus guttatus Paul Neipp 1994-4-8 3 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  SBBG56199  Mimulus guttatus F. C. Boutin 1967-4-23 1692 Los Angeles cyn SE of Lemon Tank Comment
  JEPS11453  Mimulus guttatus Frank W. Peirson 1918-8-6 259 Los Angeles old trail to Mt. Wilson; San Gabriel Mountains 838 Comment
  UCR209646  Mimulus moschatus R. G. Swinney 2008-7-2 9124 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  RSA430194A  Mimulus rubellus H. E. Hasse, Anstruther Davidson 1906-6-7 1490 Los Angeles Big Rock Creek. Fenner - Mine Road. Comment
  UCR206150  Mimulus rubellus R. G. Swinney 2008-6-4 8925 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  SBBG69947  Minuartia douglasii R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA423548  Minuartia douglasii E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon Comment
  SFV1124  Mirabilis laevis R. L. Armacost May 1934 s. n. Los Angeles Playa del Rey. Hills east of Loyola University. 45 Comment
  UCR204447  Mirabilis laevis R. G. Swinney 2005-4-15 8217 Los Angeles San Gabriel Mtns., Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 351 Comment
  UCR228428  Mirabilis laevis Dave Silverman, Colleen Martin, Jeff Jarvis 2010-5-21 8048 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 950 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1116 Comment
  RSA177858  Mirabilis laevis var. crassifolia Robert F. Thorne, P. Everett 1965-5-10 34451 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  UC1922006  Mirabilis multiflora Scott D. White, Pam DeVries 2006-5-10 11422 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy. and SW of Gorman Post Rd. Comment
  UC2035986  Monardella breweri C. Epling 1937-5-9 Los Angeles Neenach, Antelope Valley Comment
  RSA552479  Monardella breweri subsp. breweri D. Charlton 1991-6-23 5448 Los Angeles Devils Punchbowl Rd.. near State Park border, Sand Rock Creek, Mt. Williamson Drainage, Pleasant View Ridge desert foothills of the San Gabriel Mtns. 1341 Comment
  LA54254  Monardella saxicola Louis Wheeler; 1932-6-27 880 Los Angeles San Gabriel Mountains, 200 yds. NNE San Dimas Canyon Dam near the road 426 Comment
  RSA0003926  Monardella saxicola I. M. Johnston 1918-9-1 2133 Los Angeles San Antonio Mts, near Brown's Flat 1311 Comment
  SBBG13617  Monolepis nuttalliana P. H. Raven 1962-5-9 17653 Los Angeles cyn just N of Guds 249 Comment
  UCR187264  Monolopia lanceolata A. C. Sanders 2006-4-18 32099 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  POM363561  Monoptilon bellidiforme Christopher Davidson 1973-4-7 1907 Los Angeles Lucerne Valley, 33 miles from Apple Valley. 854 Comment
  POM2173  Mucronea californica W. R. Shaw 1900-6-10 s.n. Los Angeles Claremont. Comment
  CATA3532  Muhlenbergia asperifolia Peter J. Dixon 2017-9-13 099 Los Angeles Santa Catalina Island: Pacific side; Shark Harbor, in drainage between beach and road crossing, moist canyon bottom 0 Comment
  UCR150388  Muhlenbergia asperifolia L. C. Wheeler 1946-8-27 6255 Los Angeles Transverse Ranges; San Gabriel Mtns, Sandrock Creek at Pearblossom Hwy, near confluence of Sandrock Creek and Big Rock Creek; 0.25 mi SE of Big Rock Patrol Station 1113 Comment
  UCR261777  Muhlenbergia asperifolia R. G. Swinney 2010-9-13 13843 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  RSA608002  Muhlenbergia californica L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1189 Comment
  LA9665  Muhlenbergia microsperma Carl Epling; M. Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR216380  Muhlenbergia microsperma Dan S. Cooper 2010-4-19 0410- 51 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., trail between Mt. Hollywood and the observatory, Griffith Park 410 Comment
  SEINET4672170  Muhlenbergia microsperma J. B. Davy 1901-3-1 s.n. Los Angeles Saugus Comment
  RSA647900  Muhlenbergia rigens LeRoy Gross, Wayne Law 2000-8-8 249 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 337 Comment
  POM294690  Muilla maritima Lyman Benson 1945-5-11 11708 Los Angeles Canyon below Johnson's Pasture, Claremont. San Gabriel Mountains, Pacific Slope drainage. 549 Comment
  UCR149324  Muilla maritima R. G. Swinney 1998-4-14 5992 Los Angeles San Gabriel Mtns., Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  RSA377601  Muilla maritima Thekla Mohr s.n. Los Angeles Eaton Canyon. Comment
  RSA377618  Muilla maritima Richard C. Barkelew 1929-5-5 s.n. Los Angeles sandy flats, lowlands Comment
  RSA590703  Muilla maritima Timothy S. Ross, Steve Boyd 1990-5-23 2636 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
  CAS-BOT-BC327740  Munzothamnus blairii Steven A. Junak 1996-7-24 SCI- 650 Los Angeles San Clemente Island. Box Canyon, ca 1.2 miles inland from beach 228 Comment
  OBI12284  Myoporum laetum Unknown 1960-5-29 s.n. Los Angeles Pierce College campus, Canoga Park 244 Comment
  RSA628798  Myriophyllum aquaticum H. L. Cogswell 1948-5-8 s.n. Los Angeles 3 mi. S. of El Monte. S.W. Cate Ditch property, San Gabriel River Wildlife Santuary. Comment
  SBBG107227  Myriopteris newberryi J. Rebman 1996-4-28 3101 Los Angeles Eagle Cyn on SE side of island 150 Comment
  SEINET10768952  Myrsine africana W. Hansis 1977-6-22 Hansis s.n. Los Angeles Botanical Garden, University of California Comment
  RSA200068  Najas marina W. Walton Wright 1968-9-16 s.n. Los Angeles West Lake, Los Angeles-Ventura County line off Highway 101. Comment
  SEINET3890081  Najas marina Louis C. Wheeler 1947-9-14 6628 Los Angeles North of El Monte. Peck Road, near Arrow Hwy.; 0 Comment
  RSA421135  Nama demissa var. deserti N. C. Cooper 1948-4-21 2680 Los Angeles Little Rock. 762 Comment
  CAS-BOT-BC259911  Nassella lepida Peter H. Raven; H. L. Wedberg 1957-6-15 10903 Los Angeles Latigo Canyon, 0.8 mile N of US 101A, Santa Monica Mountains Comment
  RSA177747  Nassella lepida R. F. Thorne, P. Everett 1965-5-11 34530 Los Angeles Near Ballast Point, E side of Catalina Harbor, Santa Catalina Island 46 Comment
  RSA484115  Nassella lepida Anstruther Davidson 1917-06 s.n. Los Angeles Crescenta. Comment
  RSA251420  Nassella pulchra R. F. Thorne 1966-4-17 36133 Los Angeles San Clemente Island, near Lemon Tank S of Nanny, NE side of island. 305 Comment
  UCR280400  Navarretia hamata subsp. leptantha Jeremiah George, Eric Kline 2017-4-17 417- 09 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  RSA653697  Nemacladus ramosissimus Valerie L. Soza, Laura Moore 2000-5-10 860 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  RSA230233  Nemacladus sigmoideus R. F. Thorne 1969-7-2 38285 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA596954  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  UCR185608  Nemophila menziesii A. C. Sanders 2007-4-25 33563 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA729931  Nemophila menziesii var. menziesii R. G. Swinney 1998-4-14 6025 Los Angeles Southern Mojave Desert: 100 m east of mouth of Mescal Canyon, in Mescal Heights area, 50 m E of 237th St. East 1512 Comment
  RSA604995  Nicotiana attenuata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: At mouth of Sawmill Canyon. 2012 Comment
  UCR162639  Nicotiana quadrivalvis Anuja Parikh, Nathan Gale 2004-6-17 2049 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River 290 Comment
  SEINET10696848  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3965 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  CLARK-A1528-3567  Notholaena californica John C. Roos 1946-11-23 3160 Los Angeles Newhall Comment
  UCD106830  Oenothera californica subsp. avita Daryl Koutnik; Vickie Dawes 1978-4-6 288 Los Angeles State Highway 18 just east of Valermo turnoff. 944 Comment
  POM3100  Oenothera elata subsp. hirsutissima D. L. Crawford 1915-7-18 s.n. Los Angeles Live Oak Canyon, Claremont Comment
  RSA547814  Oenothera elata subsp. hirsutissima Tim S. Ross, Peter Fritsch 1990-6-20 3633 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River; ranging from stream bottom to slopes. 445 Comment
  UCR242855  Oenothera elata subsp. hookeri R. G. Swinney 2009-8-6 11542 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  RSA73314  Oenothera rosea F. W. Peirson 1934-4-14 11144 Los Angeles Jannoch Nurseries, northwestern part of Pasadena Comment
  SD90262  Oligomeris linifolia Robert F. Thorne 1973-4-12 42925 Los Angeles San Clemente Island: Horse Cove, S end of island 4 Comment
  RSA661003  Opuntia vaseyi LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 402 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 290 Comment
  POM9900  Opuntia vaseyi D. Meadows 1920-6-1 4390 Los Angeles Claremont. Comment
  LA34421  Oreonana vestita W. R. Ernst; summer 1947 Los Angeles SAN GABRIEL MOUNTAINS, Mt. Hawkins, on the summits of, top of San Gabriel Canyon. 2438 Comment
  UCR272847  Oreonana vestita R. G. Swinney 2011-8-5 15607 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
  UCR205251  Orobanche R. G. Swinney 2005-8-17 8492 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
  UCR65187  Orobanche bulbosa F. R. Fosberg 1931-4-23 S- 04687 Los Angeles Channel Islands, Santa Catalina Island, headwaters of [Swains] Canyon, NE slope of Black Jack Mtn. 350 Comment
  UCR271656  Orobanche fasciculata R. G. Swinney 2011-5-12 14688 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  PASA147  Orthocarpus densiflorus Margaret Stason 1931-4-5 Los Angeles Wash near Asuza Comment
  RSA402066  Orthocarpus purpurascens N. C. Cooper 1945-5-1 2222 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  POM147841  Orthocarpus purpurascens var. pallidus Marcus E. Jones 1927-4-20 s.n. Los Angeles San Dimas Comment
  RSA599331  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Lauren Raz 1997-3-26 9359 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UC875691  Osmorhiza brachypoda C. F. Baker 1904-5-2 4730 Los Angeles hills near Claremont Comment
  UC17198  Oxalis albicans subsp. californica W. H. Brewer Feb 1861 164 Los Angeles San Gabriel Comment
  UC56281  Oxalis albicans subsp. californica Ernest Braunton 468 Los Angeles North Pomona Comment
  UC174039  Oxalis albicans subsp. pilosa G. B. Grant 1901-5-9 8378 Los Angeles Altadena Comment
  RSA762710  Oxalis pes-caprae R. G. Swinney 2009-2-20 10027 Los Angeles Mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel. 177 Comment
  SBBG131884  Oxalis pes-caprae S. A. Junak, D. Wilken 1996-3-26 SCI 253 Los Angeles top of bluffs along N side of Lemon Tank Cyn 323 Comment
  RSA228993  Oxytheca parishii var. parishii Robert F. Thorne 1971-8-25 41293 Los Angeles San Gabriel Mts., Angeles National Forest: Above Little Jimmy Springs along trail to Windy Gap 2287 Comment
  RSA628584  Oxytheca parishii var. parishii Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  CAS-BOT-BC413305  Oxytheca perfoliata Mrs. H. C. Cantelow 1935-3-22 695 Los Angeles Mojave Desert. bet. Del Sur and Palmdale Comment
  UC1537269  Oxytheca perfoliata Gordon H. True Jr. 1936-5-28 233 Los Angeles w of Littlerock 914 Comment
  RSA228857  Oxytheca trilobata Robert F. Thorne 1971-6-26 39989 Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  RSA434253  Paeonia californica Ora M. Clark 1929-3-24 1777 Los Angeles Santa Susanna Mtns. [County: Los Angeles or Ventura] Comment
  UC854371  Paeonia californica Ira W. Clokey, B. Templeton Apr. 1929 4447 Los Angeles Mandeville Canyon Santa Monica Mountains (hill side) 425 Comment
  RSA221498  Paeonia californica Arthur C. Gibson 1971-4-2 1811 Los Angeles Angeles National Forest, opposite Mountain Avenue near Lower San Antonio Ranger Station 762 Comment
  POM367111  Parapholis incurva F. R. Fosberg 1931-5-21 S 4946 Los Angeles Santa Catalina Island. Parson's Landing; Soapstone Quarries. Comment
  RSA545207  Parapholis incurva Timothy S. Ross 1992-4-14 6783 Los Angeles San Clemente Island, Lemon Tank Road, 25m ESE of its intersection with the main N-S island road 341 Comment
  RSA448001  Parietaria hespera M. B. Dunkle 1939-4-3 7219 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SFV21433  Parietaria hespera var. californica L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 47 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 659 Comment
  SBBG120057  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 Los Angeles abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Fwy (which bisects pit) and N of Santa Fe RR, E of the San Gabriel River channel 171 Comment
  UCD111504  Parietaria hespera var. hespera Scott D. White; Michael Honer 2004-6-24 10486 B Los Angeles Pomona Valley/San Gabriel Mountain. City of Claremont; San Antonio Canyon alluvial fan, N of Baseline Ave. and W of concrete-lined flood control channel. 487 Comment
  RSA448018  Parietaria hespera var. hespera Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  UCR142739  Paspalum dilatatum L. C. Wheeler 1966-10-27 9095 Los Angeles San Gabriel Mtns, Angeles National Forest; Rincon Ranger Station [Camp Rincon] 473 Comment
  SEINET4670192  Paspalum distichum G. B. Grant 1904-7-14 912 Los Angeles Los Angeles Comment
  UCR238477  Paspalum quadrifarium R. E. Riefner Jr. 2007-7-1 07- 288 Los Angeles city of San Dimas, Puddingstone Reservoir, Bonelli Regional Park, East Shore Drive 285 Comment
  RSA733306  Paspalum vaginatum R. E. Riefner 2006-7-29 6 -327 Los Angeles City of Carson, near Victoria Park, Dominguez Channel, at Del Amo Blvd. near Carson St. 7 Comment
  UCR125410  Pectocarya anisocarpa A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25702 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  POM368777  Pectocarya linearis subsp. ferocula L. C. Wheeler 1932-4-1 542 Los Angeles San Jose Hills at Pomona 304 Comment
  RSA624650  Pectocarya linearis subsp. ferocula L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  CHSC95508  Pectocarya penicillata LeRoy Gross; Valerie Soza 2003-5-15 915 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  RSA709632  Pectocarya penicillata LeRoy Gross 2005-4-28 2117 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  HSC104215  Pectocarya setosa R. G. Swinney 2009-4-24 10430 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SBBG63503  Pectocarya setosa R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA595811  Pectocarya setosa L. C. Wheeler 1967-5-9 9378 Los Angeles Aliso Canyon, east of Acton, ca. 1 mi. downstream from Wagon Wheel Ranch. 1067 Comment
  CATA1468  Pelargonium X hortorum Mark L. Hoefs, Robert F. Thorne 1996-4-6 2656 Los Angeles Santa Catalina Island: Wrigley Road, above junction of Middle Terrace Road, Avalon 91 Comment
  LA94141  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-20 1759 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1 mi from mouth of canyon. 91 Comment
  LA94144  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-26 1791 Los Angeles SANTA MONICA MOUNTAINS, Woodland Hills, Mulholland Hwy [prob Dr.], ca 1 mi W of Topanga Canyon Rd. 304 Comment
  UCR260408  Pellaea andromedifolia R. G. Swinney 2010-4-30 12455 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR261335  Pellaea andromedifolia R. G. Swinney 2010-3-13 11873 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA526157  Pellaea andromedifolia Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4151 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  SDSU3608  Pellaea andromedifolia R. M. Beauchamp 1967-1-27 112 Los Angeles Growing at base of large boulder in field east of Wilson Cove area. San Clemente Island. Comment
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Oct 13 2011
  RSA686908  Pellaea mucronata Freda Detmers 1930-6-18 s.n. Los Angeles Laurel Canyon Ridge Comment
  RSA686911  Pellaea mucronata Freda Detmers 1931-5-17 s.n. Los Angeles Side canon from Mint Canyon Gal. Comment
  RSA679997  Pellaea mucronata subsp. californica LeRoy Gross, Michael Denslow 2003-6-4 985 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  RSA3601  Pellaea mucronata var. mucronata C. B. Wolf 1932-5-13 3618 Los Angeles Santa Catalina Island, hillside above Hamilton Canyon. 152 Comment
  RSA590922  Pellaea mucronata var. mucronata Orlando Mistretta 1994-4-12 1012 Los Angeles Little Rock creek. Slopes E of Little Rock reservoir. 1006 Comment
  RSA639101  Pennisetum purpureum L. C. Wheeler 1947-2-2 6454 Los Angeles San Gabriel Mountains: Mt. Wilson Road ca. 1/2 mile easterly from mouth of Eaton Canyon.. . Comment
  HSC20965  Penstemon centranthifolius David Porter 1965-4-22 46 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  POM50629  Penstemon centranthifolius A. D. E. Elmer 1902-06 3606 Los Angeles Acton, Mt. Gleason. Comment
  RSA0086830  Penstemon centranthifolius R. G. Swinney 2011-6-14 15156 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. 1646 Comment
  SEINET13387026 Image available Penstemon centranthifolius R. G. Swinney 2011-1 15169 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  SFV18224  Penstemon centranthifolius M. Danielczyk 2001-5-16 35 Los Angeles San Gabriel Mountains Highway 2, mile marker 43.17. 1450 Comment
  RSA166501  Penstemon centranthifolius W. G. Webb 1935-3-16 s.n. Los Angeles Tujunga Canyon Wash, north of Sunland 442 Comment
  RSA412447  Penstemon centranthifolius Thekla Mohr 3512 Los Angeles Los Angeles. Comment
  RSA511321  Penstemon centranthifolius L. F. LaPre 1988-5-13 s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
  RSA638231  Penstemon rostriflorus Louis C. Wheeler 1967-9-4 10653 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  POM305832  Penstemon spectabilis Henry J. Ramsey, Henry J. Ramsey 1940-3-8 1082 Los Angeles North of Claremont. Comment
  SEINET13383122 Image available Penstemon spectabilis R. G. Swinney 2010-1 12108 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA549536  Penstemon spectabilis Tim S. Ross 1992-4-27 6241 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  NY661191  Penstemon spectabilis var. spectabilis A. M. Ottley 1920-5-8 633 Los Angeles San Rafael Hills Comment
  UCR270965  Penstemon spectabilis var. subviscosus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14320 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  SBBG134032  Pentachaeta lyonii R. Burgess, P. Munro 2005-5-18 6848 Los Angeles W side of Westlake Blvd, top of 1st Hill S of Ventura County line, Santa Monica Mtns 457 Comment
  SFV75  Pentagramma triangularis K. A. Wilson, D. E. Bianchi 1961-2-2 821 Los Angeles San Gabriel Mountains Placerita Canyon, Placerita Road. Small, shaded gully 2 miles east of Route 6. 490 Comment
  RSA0062911  Pentagramma triangularis Mattie Reed 1892-3-18 s.n. Los Angeles Pomona. Comment
  RSA687380  Pentagramma triangularis subsp. triangularis Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  UCSB62246  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-10-1 Los Angeles San Gabriel Mtns., NW Mill Creek Summit, Aliso Cyn. ca. 1/4 mi. w. of Wagonwheel Rancho Hq. 1158 Comment
  UCSB43768  Pentagramma triangularis subsp. viscosa Nakashima, L. 1982-4-18 Los Angeles 1.7 miles south of Catalina airfield in Cottonwood Canyon of Santa Catalina Island 411 Comment
  RSA703551  Perideridia pringlei Gary D. Wallace, Ann Hiller 1983-5-18 2069 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  CAS-BOT-BC73753  Peritoma arborea var. arborea Louis C. Wheeler 1931-11-23 367 Los Angeles Floatstone Quarry, 4 mi. SE Redondo Beach 76 Comment
  SBBG12503  Perityle emoryi P. H. Raven 1962-7-12 18036 Los Angeles W end of Northwest Harbor 15 Comment
  UCR68929  Perityle emoryi Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4268 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  LA200260  Perityle emoryi Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA233404  Perityle emoryi R. F. Thorne 1966-4-15 36017 Los Angeles San Clemente Island, ca. 0.5 miles SSE of Eel Point, SW side of island. 30 Comment
  RSA608751  Persea americana L. C. Wheeler 1963-9-27 8399 Los Angeles Los Angeles: Kerckhoff Estate, 734 W. Adams Blvd. Comment
  RSA5355  Petalonyx thurberi subsp. thurberi Carl B. Wolf 1932-10-19 4350 Los Angeles Mint Canyon, 8 mi. above Saugus. 427 Comment
  UCR206438  Phacelia austromontana R. G. Swinney 2008-6-10 8987 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
  RSA487576  Phacelia brachyloba M. V. Hood 1944-5-21 s.n. Los Angeles Monte Nido. 168 Comment
  RSA758072  Phacelia brachyloba D. E. Bramlet, Jennifer Pareti 2008-4-14 4200 Los Angeles [Find this: 9 ct.] Comment
  LA85582  Phacelia cicutaria var. hispida Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  RSA126667  Phacelia cicutaria var. hispida Peter H. Raven, H. J. Thompson 1959-5-5 14137 Los Angeles Mulholland Hwy, 1mile W of Las Virgenes Road, Malibu Creek drainage. 366 Comment
  UCR280515  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-13 16500 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
  RSA427648  Phacelia cicutaria var. hispida Tom Burch 1949-10-12 s.n. Los Angeles Malibu coast. Comment
  UCR252878  Phacelia cryptantha R. G. Swinney 2010-5-11 12652 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  POM78913  Phacelia davidsonii I. M. Johnston 1925-7-8 s.n. Los Angeles Middle Fork Bear Creek along Lookout Trail. 2012 Comment
  SD255770  Phacelia davidsonii R. G. Swinney 2011-6-22 15240 Los Angeles San Gabriel Mountains; Dvils Peak, SE of Doe Spring on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Highway. 1780 Comment
  UC24337  Phacelia davidsonii H. M. Hall Jun 3 1900-Jun 6 1900 Los Angeles Swarthout Canyon` San Antonio Mountains 1889 Comment
  UC1069241  Phacelia distans A. D. Gifford 1935-3-17 493 Los Angeles 2 1/2 mi sw Red Mountain; Angeles National Forest, Tejon Quadrangle Comment
  UCR220043  Phacelia distans R. G. Swinney 2009-4-24 10455 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR256155  Phacelia distans R. G. Swinney 2010-6-4 13052 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
  SBBG11599  Phacelia floribunda P. H. Raven 1962-5-10 17728 Los Angeles near bottom of Horse Cyn, large cyn W of Thirst 457 Comment
  UC2052832  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles San Clemente Island, at southeast Point. Comment
  RSA426158  Phacelia fremontii Robert Gustafson, Gary D. Wallace 1982-4-26 2517 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  RSA783256  Phacelia fremontii J. D. Olmsted 1959-4-25 473 Los Angeles 1 mile NNE of Valyermo P.O. along Holcomb Ridge east of the road from Wrightwood to Pearblossom 1128 Comment
  SBBG118583  Phacelia fremontii L. Gross with O. Mistretta, V. Soza 2003-5-13 885 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  POM298634  Phacelia fremontii Lincoln Constance 1941-4-10 2801 Los Angeles Antelope Valley, 1.5 miles W of Lancaster. 412 Comment
  LA91487  Phacelia grandiflora Bruce Douglas Clayton; Greg Shaw 1972-4-11 88 Los Angeles 591 Comment
  RSA138138  Phacelia grandiflora E. K. Balls 1960-5-23 24124 Los Angeles 0.5 mile N of Jct Mulholland Drive and road to Backus, Santa Monica Mts. 610 Comment
  RSA582242  Phacelia grandiflora Louis C. Wheeler 1936-6-8 4141 Los Angeles San Gabriel Mountains: Mouth of Bell Canyon. 610 Comment
  NY57340  Phacelia heterosperma S. B. Parish 06 1887 1980 Los Angeles Rock Creek Comment
  SJSU13469  Phacelia longipes C. W. Sharsmith 1940-8-29 4232 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  RSA187964  Phacelia lyonii Robert F. Thorne 1966-4-7 35981 a Los Angeles Santa Catalina Island. Above beach near Parson Landing W of Arrow Point 5 Comment
  RSA0087876  Phacelia minor R. G. Swinney 2010-6-29 13373 B Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  SBBG125211  Phacelia minor A. Parikh, N. Gale 2010-6-21 3355 Los Angeles Upper Shortcut Cyn, 0.4 km S of St Hwy 2, 0.8 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1390 Comment
  UC1174720  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) Comment
  UCR163196  Phacelia minor Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  POM145395  Phacelia minor Marcus E. Jones 1928-4-8 s.n. Los Angeles Johnson s Pasture, Claremont Comment
  RSA729235  Phacelia ramosissima var. ramosissima R. G. Swinney 1998-7-10 6404 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
  LA38548  Phacelia tanacetifolia Carl Epling; March 1925 6503 Los Angeles Santa Monica Mountains, Griffith Park 121 Comment
  SFV13269  Phacelia tanacetifolia M. J. Thor 1983-4-16 177 Los Angeles Mojave Desert Hi Vista, north of Saddle Back Butte State Park along 200th Street. 933 Comment
  RSA607086  Phacelia tanacetifolia Louis C. Wheeler 1932-4-10 596 Los Angeles 8 mi. W Palmdale on Portal Ridge north of Amargosa Creek. 1037 Comment
  UCD88893  Phalaris lemmonii Beecher Crampton 1963-5-8 6795 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  RSA724987  Phalaris paradoxa K. Dobry 1991-6-13 d- 863 Los Angeles Thousand Oaks Simi Hills on slopes of Metclef ridge. 1/2 mi N. of Olsen Rd off Moorpark Rd. Comment
  UC73642  Phlox gracilis Geo. B. Grant Jun 1900 784 Los Angeles Lincoln Park Comment
  LA38523  Pholistoma auritum var. auritum Carl Epling; 1933-5-13 sn Los Angeles Santa Monica Mountains, Temescal Canyon Comment
  UCR270063  Pholistoma auritum var. auritum R. G. Swinney 2011-3-17 14131 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA733447  Pholistoma membranaceum R. G. Swinney 2001-4-18 7896 Los Angeles San Gabriel Mtns./Mojave Desert: Valyermo area, ridge top ca. 500 m east of south end of Bobs Gap Comment
  RSA459309  Pholistoma racemosum M. B. Dunkle 1928-4-10 1824 Los Angeles Johnson s Canyon; Santa Catalina Island. Comment
  SBBG95475  Pholistoma racemosum M. B. Dunkle 1929-4-6 2081 Los Angeles equestrian trail Comment
  UC455948  Pholistoma racemosum I. J. Condit 1911-3-27 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC134961  Phoradendron bolleanum Del Wiens 1953-12-10 882 Los Angeles Crystal Lake Area, San Gabriel Mts. 1676 Comment
  RSA587473  Phoradendron densum Orlando Mistretta 1994-4-29 1121 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1524 Comment
  UCR206450  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA529178  Phoradendron pauciflorum Tim S. Ross, Steve D. Boyd 1991-7-24 5630 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  POM354340  Phoradendron villosum George B. Grant, W. Wheeler 1904-5-17 1409 Los Angeles Mt. Wilson. 1524 Comment
  RSA576772  Phoradendron villosum Vanessa Ashworth, Nigel Boyle 1995-1-28 83 Los Angeles Cow Canyon Saddle above Baldy Village. 1380 Comment
  LA202396  Pickeringia montana subsp. montana Arthur C. Gibson; 2001-5-22 4821 Los Angeles Santa Monica Mountains, Sadie Road off Saddle Peak Road Comment
  RSA384302  Pinus contorta Claire Kibbe 1936-07 s.n. Los Angeles Hollywood Cemetary. Comment
  UCR223347  Pinus coulteri R. G. Swinney 2009-7-29 11431 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA590859  Pinus halepensis T. S. Ross, Angelika Brinkmann-Busi 1992-3-28 6056 Los Angeles Palos Verdes Peninsula: Palos Verdes Estates: Bluff Cove. Redondo Beach USGS 7.5' quad. Comment
  CAS-BOT-BC78864  Pinus monophylla Timothy S. Ross; Peter W. Fritsch; Steve Boyd; Orlando Mistretta 1990-6-22 3720 Los Angeles Pinyon Ridge: Eastern half of the ridge, directly N of Fenner Canyon 1990 Comment
  CDA20468  Pinus pinea M. O'Brien 2004-3-14 MOB 2 -04 Los Angeles Transverse Ranges; 0.2 mi W of where Stunt Rd crosses Cold Creek in Calabasas, downhill from Stunt Rd by a drainage culvert. 0 Comment
  CHSC98047  Pinus pinea LeRoy Gross; Micheal Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1063 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: South of Hostetter Motorway (on the Thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. Across (south) from the canyon that Hostetter Road follows almost to the main crest. 543 Comment
  RSA382802  Piperia cooperi M. B. Dunkle 1931-4-23 2448 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA226083  Piptatherum miliaceum R. F. Thorne 1971-6-17 39953 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCR177537  Plagiobothrys arizonicus LeRoy Gross 2005-4-28 2182 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR186576  Plagiobothrys arizonicus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32216 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  UCR186873  Plagiobothrys arizonicus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32083 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
  UCR43735  Plagiobothrys arizonicus B. A. Prigge 1986-3-20 6961 Los Angeles Tehachapi Mtns, 0.4 mi. east of Gorman on Lancaster Road 1128 Comment
  RSA590523  Plagiobothrys arizonicus Orlando Mistretta 1994-3-30 971 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  UCR95412  Plagiobothrys canescens Steve Boyd 1996-4-25 8701 Los Angeles San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienega Canyon, south of Liebre Mtn 951 Comment
  POM202412  Plagiobothrys canescens P. A. Munz 1934-4-2 13141 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  RSA656791  Plagiobothrys canescens James Henrickson 1979-4-18 17818 Los Angeles Just north of Valencia, E of Interstate 5, between McBean Parkway and Valencia Parkway, E of College-of-Canyons. 363 Comment
  SBBG18706  Plagiobothrys collinus var. gracilis E. R. Blakley 1963-4-10 5587 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  POM368890  Plagiobothrys nothofulvus Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon 396 Comment
  UC557652  Plantago erecta Nell Murbarger Mar 1936 233 Los Angeles San Clemente Island Comment
  UC56429  Plantago erecta Ernest Braunton Mar 1903 846 Los Angeles Playa del Rey Comment
  UCD124471  Plantago erecta Peter H. Raven 1962-5-22 17841 Los Angeles Middle Ranch; Santa Catalina Island, California. 213 Comment
  CDA34294  Plantago major M. O'Brien 2007-8-12 MOB 07 -1 Los Angeles Santa Monica Mountains; Solstice Canyon. 0 Comment
  SBBG38671  Plantago ovata var. insularis M. B. Dunkle 1939-4-5 7269 Los Angeles China Pt Comment
  RSA725842  Platanthera sparsiflora Richard G. Swinney 1997-7-16 5666 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood 1921 Comment
  RSA0115473  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2086 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  RSA133759  Platanus racemosa Peter H. Raven 1959-5-3 14093 Los Angeles Cahuenga Pass, near Woodrow Wilson Drive. 213 Comment
  RSA578833  Platanus racemosa Tim S. Ross, Darin Banks 1994-4-13 7523 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  SEINET4344837 Image available Platanus racemosa Linda Topp 1965-1 8 Los Angeles Claremont; Pomona Collage Wash 335 Comment
  CAS-BOT-BC93175  Platanus racemosa Geo. B. Grant 1902-5-1 1007 Los Angeles Unspecified. 304 Comment
  SBBG25133  Platystemon californicus D. Myrick 1966-4-6 1400 Los Angeles Avenue I from Lancaster Comment
  SBBG70049  Platystemon californicus M. N. Ackley -Apr-1930 1250 Los Angeles near Del Sur 822 Comment
  SEINET10871892  Platystemon californicus David B. Dunn 1941-3-22 Dunn 881 Los Angeles Desert by goldtown below on desert floor. Larrya franseria formation. Comment
  RSA751410  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -108 Los Angeles City of Malibu, ca. 0.2 mi E of La Piedra State Beach. 3 Comment
  RSA751479  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-27 08 -387 Los Angeles City of Malibu, ocean bluff W of El Matador State Park. 2 Comment
  POM308927  Plectritis ciliosa subsp. insignis Unspecified s.n. Los Angeles Below Flume #5, San Dimas Experimental Forest, US Forest Dept Comment
  SBBG130602  Pluchea odorata var. odorata S. A. Junak 2000-10-12 SCa 1412 Los Angeles N side of Thompson Reservoir 195 Comment
  RSA748904  Poa annua R. G. Swinney 2008-5-30 8870 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA0105983  Poa pratensis R. G. Swinney 2011-7-8 15474 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  UCR223571  Poa pratensis R. G. Swinney 2009-6-3 11031 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
  SEINET10659369  Poa scabrella Unknown 1926-4-10 C s.n. Los Angeles Santa Susan na a Pass. Comment
  UCR270515  Poa secunda R. G. Swinney 2010-4-13 12198 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  LA33426  Poa secunda subsp. secunda Henry J. Thompson; 1959-3-27 1887 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  RSA607027  Poa secunda subsp. secunda L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  LA35991  Polycarpon tetraphyllum Peter H. Raven; 1960-5-16 15381 Los Angeles 121 Comment
  RSA135188  Polycarpon tetraphyllum P. H. Raven 1960-5-16 15381 Los Angeles Santa Monica Mountains. Topanga Canyon, 0.6 miles north of Coast Highway. 122 Comment
  SEINET10871690  Polygonum arenastrum David B. Dunn 1947-7-20 Dunn 2994 Los Angeles Collected at 316 n avenue 50. Comment
  RSA5484  Polygonum argyrocoleon Carl B. Wolf 1932-10-3 4216 Los Angeles Santa Catalina Island. Mouth of Pebbly Beach Canyon. 15 Comment
  RSA430464  Polygonum aviculare subsp. aviculare A. C. Sanders 1987-9-18 7354 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  RSA0060472  Polygonum capitatum R. G. Swinney 2010-8-16 13537 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA279002  Polygonum douglasii subsp. douglasii Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42180 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: Big Meadow, Big Pines 2088 Comment
  RSA0084859  Polygonum lapathifolium R. G. Swinney 2010-9-1 13670 Los Angeles Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA614335  Polygonum punctatum B. Pitzer, P. Gomez 1996-4-28 2744 Los Angeles Harbor City/ City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Highway (St. Hwy) and Vermont Ave. Comment
  CATA930  Polypodium californicum Mark L. Hoefs, Robert Given 1992-4-16 1789 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  LA94045  Polypodium californicum Lawrence L. Kiefer; 1966-5-14 2031 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  RSA651018  Polypodium californicum Marion P. Harthill 1971-5-11 180 Los Angeles San Antonio Canyon. Comment
  RSA689880  Polypodium californicum Reid V. Moran 1941-2-2 598 Los Angeles Johnson s Valley, Santa Catalina Island. 20 Comment
  RSA747946  Polypodium californicum Scott D. White, J. Wood, J. Miner 2009-5-12 12699 Los Angeles Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  UC812492  Polypodium californicum Ira W. Clokey, B. Templeton May 1929 4483 Los Angeles Mandeville Canyon; Santa Monica Mts. 300 Comment
  RSA431143  Polypodium californicum Lyman Benson 1945-1-20 11589 Los Angeles Upper end of upper reservoir, San Gabriel River Canyon. San Gabriel Mountains, Pacific Slope drainage. 427 Comment
  UCSB62305  Polypodium californicum Kiefer, Lawrence 1967-2-26 Los Angeles San Gabriel Mtns., Grotto Creek, tributary of Big Tujunga Canyon (Narrows area), near the confluence 975 Comment
  UCSB62413  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62462  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  SD72761  Polypogon interruptus F. R. Fosberg 1931-5-2 S 4739 Los Angeles Middle Ranch Dam, Santa Catalina Isl., in wet streambed 199 Comment
  UCD51651  Polypogon interruptus Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  RSA580871  Polypogon monspeliensis L. C. Wheeler 1931-8-30 33 Los Angeles San Antonio Canyon, San Gabriel Mountains. 945 Comment
  LA10118  Polypogon monspeliensis Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA191036  Polypogon viridis R. F. Thorne 1963-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden, Claremont. 396 Comment
  RSA437439  Polypogon viridis H. J. Thompson 1959-5-24 150 Los Angeles Santa Monica Mountains. 0.3 miles N of Coast Highway, Tuna Canyon., (34 deg N; 119-119 deg W.) 46 Comment
  UCR223549  Polystichum imbricans R. G. Swinney 2009-6-2 10991 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA550410  Polystichum imbricans subsp. imbricans T. S. Ross 1992-7-10 6682 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater & Wickiup Canyons; N and NE slope above stream. 975 Comment
  RSA585437  Polystichum imbricans subsp. imbricans T. S. Ross, Steve Boyd 1990-5-31 2731 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UCR219946  Populus fremontii R. G. Swinney, Jane Strong 2009-4-21 10411 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
  RSA608016  Potamogeton foliosus var. foliosus L. C. Wheeler 1950-9-23 6793 Los Angeles San Gabriel Mountains: Paloma Flat. Big Tujunga Canyon. 560 Comment
  RSA0005674  Potentilla peirsonii F. W. Peirson 1919-6-16 493 Los Angeles S Fork of Rock Creek, San Gabriel Mts. 1982 Comment
  CAS-BOT-BC158286  Prunus fasciculata var. fasciculata Robert F. Thorne; C. W. Tilforth 1973-5-11 42984 Los Angeles San Gabriel Mts., Mojave Desert slope: 1 mi N of Bob's Gap, 3.2 mi S of Llano, N slope of Holcomb Ridge 1143 Comment
  RSA249768  Prunus fasciculata var. fasciculata Robert F. Thorne, C. W. Tilforth 1973-5-11 42984 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge 1143 Comment
  HSC87291  Prunus ilicifolia Steve Boyd, T. S. Elias 1987-4-14 2048 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA0094719  Prunus ilicifolia R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14342 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  POM140372  Prunus ilicifolia subsp. ilicifolia C. F. Baker 1903-8-2 3670 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA659950  Prunus ilicifolia subsp. ilicifolia Orlando Mistretta 1992-5-18 348 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  CAS-BOT-BC154568  Prunus ilicifolia subsp. lyonii L. R. Abrams; I. L. Wiggins 1931-7-6 386 Los Angeles Vicinity of Mosquito Harbor. San Clemente Island Comment
  RSA348068  Prunus lyonii Dave Kelly, Walter Wisura 1986-4-30 4117 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  CAS-BOT-BC356413  Pseudognaphalium beneolens Joseph Andorfer Ewan 1934-8-11 8341 Los Angeles 1/2 mile above Buckhorn, San Gabriel Mts. 2042 Comment
  RSA631399  Pseudognaphalium biolettii Valerie L. Soza, Kent Hughes 1999-6-4 470 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 365 Comment
  SBBG17782  Pseudognaphalium biolettii P. H. Raven 1962-4-8 17153 Los Angeles near barracks, Wilson Cove 60 Comment
  UC485716  Pseudognaphalium biolettii Crawford and Hiatt 1916-3-28 701 Los Angeles Santa Monica Mts. Comment
  UCR125179  Pseudognaphalium biolettii A. C. Sanders, Mark Elvin 2002-6-25 25273 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  UCR97811  Pseudognaphalium biolettii Scott D. White 1997-3-12 4768 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  RSA271687  Pseudognaphalium biolettii M. B. Dunkle 1939-4-4 7250 Los Angeles San Clemente Island: Chenetti Canyon. Comment
  RSA91753  Pseudognaphalium biolettii F. W. Peirson 1923-4-12 3465 Los Angeles Wilson's Cove, San Clemente Island. Comment
  UCSB8496  Pseudognaphalium biolettii Kraebel, C. 1931-9-10 Los Angeles San Dimas Canyon, SRE plot; Angeles Forest Comment
  LA36138  Pseudognaphalium californicum B. H. Brattstrom; 1950-6-15 sn Los Angeles 335 Comment
  SBBG96684  Pseudognaphalium californicum S. Boyd with T. Ross, L. Arnseth 1990-4-7 4265 a Los Angeles lower half of China Cyn, W side; at cyn mouth Comment
  UCR258778  Pseudognaphalium canescens R. G. Swinney 2010-2-27 11772 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
  UCR270261  Pseudognaphalium canescens R. G. Swinney 2011-10-10 15729 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  SBBG127983  Pseudognaphalium luteoalbum M. L. Hoefs, S. A. Junak 1996-7-9 2739 Los Angeles Upper Cape Cyn Reservoir 341 Comment
  CATA3119  Pseudognaphalium microcephalum Amy Catalano 2016-5-24 124 Los Angeles Santa Catalina Island: Down canyon from Cape Canyon corrals, near ENL mitigation site 174 Comment
  UC468797  Pseudognaphalium ramosissimum C. F. Millspaugh 1920-1-12 4571 Los Angeles Middle Ranch Canyon Santa Catalina Island, Middle Ranch Canyon Comment
  CAS-BOT-BC80071  Pseudotsuga macrocarpa W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  RSA0021429  Psilocarphus tenellus A. L. Haines 1974-4-23 s.n. Los Angeles Topanga Canyon Santa Monica Mts. 274 Comment
  SD90550  Psilocarphus tenellus var. tenellus Robert F. Thorne 1973-4-12 42974 Los Angeles San Clemente Island; large canyon south of Mosquito Cove, north of Chenity. 274 Comment
  RSA748192  Pterostegia drymarioides Scott D. White, Justin M. Wood 2009-5-6 12672 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  CAS-BOT-BC421190  Pterostegia drymarioides Wesley O. Griesel 1961-6-8 s.n. Los Angeles State Highway #2, near La Canada [Canada], San Gabriel Mts. 609 Comment
  RSA533980  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5192 Los Angeles San Clemente Island, upper Twin Dams Canyon 434 Comment
  SEINET10858152  Pyrus communis Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2580 Los Angeles City of San Gabriel. Howie's Ranch Market, 6580 N. San Gabriel. Comment
  UC1870269  Quercus LeRoy Gross 2000-10-28 304 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 the city of Glendale. Following fire break up to main crest (to Beaudry fire road) 487 Comment
  UCR213408  Quercus agrifolia A. C. Sanders, Dan S. Cooper 2010-3-12 37341 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0085066  Quercus agrifolia var. agrifolia Ma. Elena Siqueiros 1997-3-8 D- 4366 Los Angeles Bernard Biological Field Station, NW corner of Mills Ave. and Foothill Blvd., Claremont; west of main road on Foothill entrance, 60m from main gate, left side of road. 412 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
  LA200024  Quercus berberidifolia A. M. Johnson; 1927-11-11 2680 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA654433  Quercus berberidifolia Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 987 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough Canyon, NE side of peak ''2646''. 762 Comment
  SFV20872  Quercus berberidifolia L. Gross 2000-11-12 326 Los Angeles Verdugo Mountains Green Verdugo Fire Road, off Sunland Blvd. just west of 210 Freeway. This road goes up to Green Verdugo Reservoir. Near road. 412 Comment
  SFV880  Quercus berberidifolia K. A. Wilson 1963-10-24 1310 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UCSB34829  Quercus berberidifolia Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  UCSB68623  Quercus berberidifolia Gross, LeRoy 2000-11-11 Los Angeles Verdugo Mountains: Along Foothill Blvd. just west of Hillrose Street in Sunland 365 Comment
  RSA652326  Quercus chrysolepis Marion P. Harthill 1971-9-25 579 Los Angeles Baden Powell, Angeles National Forest. Comment
  SFV870  Quercus chrysolepis P. G. Kilburn 1957-12-1 559 Los Angeles San Gabriel Mountains Just north of Mount Wilson Park. 1829 Comment
  SFV882  Quercus chrysolepis P. G. Kilburn 1957-12-1 560 Los Angeles San Gabriel Mountains Just north of Mount Wilson Park. 1829 Comment
  UCD45455  Quercus chrysolepis Gordon Pilone 1961-10-3 50 Los Angeles San Antonio Canyon three-fourths mile north of Ranger Station on old road. Drainage area: pacific slope. San Gabriel Mountains, Los Angeles County, California. Altitude: 2500 ft. 762 Comment
  UCR185611  Quercus chrysolepis A. C. Sanders 2007-4-25 33566 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  CAS-BOT-BC62572  Quercus chrysolepis C. Balsev 1909-3-20 5240 Los Angeles Hughes-Canoga, Mts near Claremont Comment
  SEINET12034289  Quercus chrysolepis H. W. Graham 1927-1 9- 9 -43 Los Angeles road from Mt Lowe Tavern, Mt Lowe, to observatory on Mt. Wilson,near Los Angeles Comment
  CATA1953  Quercus douglasii Martin A. Piehl 1962-10-3 62535 Los Angeles Santa Catalina Island: Bulrush Canyon, between the reservoirs 0 Comment
  UCSB34856  Quercus dumosa R. Lloyd 1959-3-3 12 Los Angeles IN GANESHA HILLS POMONA (NEAR CORNER OF HILLCREST AND N HILL RD) 274 Comment
  RSA752453  Quercus durata var. gabrielensis Justin M. Wood 2009-4-22 520 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UCR281629  Quercus durata var. gabrielensis R. G. Swinney 2014-5-27 16692 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA0060773  Quercus john-tuckeri LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6817 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CAS-BOT-BC105253  Quercus kelloggii Timothy S. Ross; Steve Boyd 1994-6-23 8050 Los Angeles Liebre Mountains.Sawmill Mountain: 5514- ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  SBBG105551  Quercus kelloggii T. Ross, S. Boyd 1994-9-21 8297 Los Angeles vicinity of West Summit; Liebre Mtn Comment
  SEINET12853631  Quercus kelloggii Unknown 1997-10-1 s.n. Los Angeles Flora of the United States of America State: California County: Los Angeles Location: Angeles National Forest, San Gabriel Mountains, along Hwy 2 Comment
  UCD46908  Quercus lobata Bruce M. Pavlik 1976-12-24 s.n. Los Angeles Near the intersection of Mulholland Highway and old Topanga Canyon Road- Calabasas High School, 1.7 miles southeast of Calabasas Los Angeles County, California. 304 Comment
  UCR204094  Quercus pacifica Mark A. Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 367 Los Angeles Channel Islands, Santa Catalina Island, open area at curve in road past garden to Divide Road Comment
  CAS-BOT-BC258363  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 238 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  POM244223  Quercus tomentella F. R. Fosberg 1931-12-11 7155 Los Angeles Santa Catalina Island, Gallagher's Canyon, right fork. 40 Comment
  RSA479373  Quercus tomentella Mark Hoefs 1974-9-25 563 Los Angeles West fork of Gallagher's Canyon, Santa Catalina Island. 175 Comment
  SBBG43933  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  RSA0080744  Quercus wislizeni R. G. Swinney 2010-8-11 13513 Los Angeles Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  RSA477118  Quercus wislizeni var. frutescens F. R. Fosberg 1931-8-10 S 5642 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  SBBG83774  Quercus wislizeni var. frutescens R. Hoffmann 1927-6-14 Los Angeles Chandler's, Ridge Route Comment
  RSA0088112  Rafinesquia californica R. G. Swinney 2010-4-30 12452 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
  UC54142  Rafinesquia californica H. M. Hall May 1902 3098 Los Angeles San Francisquito 457 Comment
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Jun 16 2009
  UCR260411  Rafinesquia californica R. G. Swinney 2010-4-30 12452 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  CAS-BOT-BC362481  Rafinesquia californica Robert F. Thorne; P. Everett 1965-6-22 34888 Los Angeles Santa Catalina Island: rocky slope at upper end of Avalon Canyon along road 243 Comment
  UCSC000842  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  UCR187251  Ranunculus californicus A. C. Sanders 2006-4-18 32116 Los Angeles Tehachapi Mtns. Foothills, hills south of Oso Canyon on the west side of the Cement Plant Rd., c. 0.75 mile north of Quail Lake 1067 Comment
  SBBG82792  Ranunculus californicus var. californicus M. Bufkin -Apr-1895 Los Angeles Pasadena Comment
  JEPS60675  Ranunculus cymbalaria var. saximontanus Frank W. Peirson 1919-6-15 486 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  RSA84868  Ranunculus cymbalaria var. saximontanus F. W. Peirson 1951-1 s.n. Los Angeles Near Long Beach Comment
  LA32189  Ranunculus hebecarpus Henry J. Thompson; 1959-4-19 1954 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA399998  Ranunculus hebecarpus Alice Jane Merritt 1894-4-1 s.n. Los Angeles Oak Knoll, Pasadena. Comment
  RSA771594  Rhamnus californica R. G. Swinney 2009-6-2 11005 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SDSU10382  Rhamnus californica A. H. Gallup 1948-3-9 127 Los Angeles 'The wash' Claremont. 366 Comment
  UCR95385  Rhamnus californica L. C. Wheeler 1966-11-19 9127 Los Angeles San Gabriel Mtns., Pacoima Canyon at Dutch Louie Camp Comment
  RSA596511  Rhamnus californica subsp. californica Louis C. Wheeler 1966-11-19 9127 Los Angeles San Gabriel Mountains. Pacoima Canyon at Dutch Louie Camp. Comment
  UC1586211  Rhamnus californica subsp. californica Tim Ross 1991-8-16 5799 Los Angeles Woodwardia Canyon, San Gabriel Mountains (n of Pasadena) San Gabriel Mountains, Condor Peak U.S.G.S. 7.5 ' Quad. 818 Comment
  CAS-BOT-BC59946  Rhamnus crocea Alice Eastwood 1928-6-15 15404 Los Angeles Claremont. Comment
  POM2775  Rhamnus crocea N. R. Shaw 1900-4-7 27 Los Angeles Claremont. Comment
  RSA390832  Rhamnus ilicifolia Bonnie C. Templeton 1930-4-2 1434 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  RSA567267  Rhamnus ilicifolia Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3856 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA655942  Rhamnus ilicifolia James Henrickson 2000-4-15 20712 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  UCR124745  Rhamnus ilicifolia B. C. Templeton, I. W. Clokey 1930-4-2 1434 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  UCR204848  Rhamnus ilicifolia R. G. Swinney 2005-8-11 8437 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0056488  Rhamnus ilicifolia Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Canyon. Comment
  UCSB4035  Rhamnus ilicifolia Haller, Norman 1953-3-5 Los Angeles Faculty Hill, U.C.L.A. Comment
  RSA650231  Rhus integrifolia Donald W. Harshberger 1949-2-15 s.n. Los Angeles Glendora foothills 152 Comment
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Mar 8 2013
  SD69002  Rhus integrifolia Robert F. Thorne, D. Propst 1968-5-28 37670 Los Angeles Santa Catalina Island, south-facing slope of Salta Verde Ridge 424 Comment
  UCR124397  Rhus laurina I. W. Clokey, B. C. Templeton 1929-1 4588 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA0070363  Rhus ovata R. G. Swinney 2010-4-20 12283 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA386385  Rhus ovata Vernon Rutherford 1948-07 s.n. Los Angeles Canton Canyon, vicinity of Castaic. Tehachapi Mts. Range. Comment
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Jan 10 2013
  UCD116935  Rhus ovata Marc Meyer 1993-2-27 3 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  UCR95514  Rhus ovata L. C. Wheeler 1966-10-12 8966 Los Angeles San Gabriel Mtns., Susanna Cyn, 1/4 mi downstream from falls. 533 Comment
  RSA122522  Rhus trilobata var. pilosissima P. L. Johannsen 1934-3-5 312 Los Angeles 1.5 mile NE Castac. 427 Comment
  RSA18526  Rhus trilobata var. pilosissima C. B. Wolf 1927-7-24 672 Los Angeles 1/2 mile east of Montrose Comment
  RSA0068457  Ribes aureum R. G. Swinney 2010-3-18 11984 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  CAS-BOT-BC93086  Ribes californicum var. hesperium A. J. McClatchie 1894-1-1 s.n. Los Angeles Canons [Canyons] San Gabriel Mountains near Pasadena. Comment
  UCR189998  Ribes cereum R. G. Swinney 1998-9-4 6898 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  RSA0021114  Ribes lasianthum C. J. Lovell 1941-5-20 s.n. Los Angeles Shoemaker Creek, north slope San Gabriel Mountains. 2012 Comment
  RSA670432  Ribes malvaceum I. W. Clokey, Bonnie C. Templeton 1929-05 4493 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  SBBG39529  Ribes malvaceum L. S. Rose 1969-12-30 69118 Los Angeles Franklin Cyn 152 Comment
  SFV1631  Ribes malvaceum K. A. Wilson, D. E. Bianchi 1961-2-2 823 Los Angeles San Gabriel Mountains Placerita Canyon, Placerita Road. Small, shaded gully 2 miles east of Route 6. 490 Comment
  SFV1634  Ribes malvaceum K. A. Wilson 1961-3-10 963 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  UC11606  Ribes malvaceum W. H. Brewer 1861-2-1 209 Los Angeles Santa Susanna Mountains Comment
  RSA0091480  Ribes malvaceum var. viridifolium R. G. Swinney 2011-3-22 14191 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  RSA802428  Ribes malvaceum var. viridifolium Orlando Mistretta, Cher Batchelor 2011-7-27 5997 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  RSA459468  Ribes quercetorum Anstruther Davidson 1895-5-4 1750 Los Angeles Gorman Station Comment
  RSA702485  Ribes quercetorum Scott D. White 2004-5-5 10300 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
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Mar 12 2010
  RSA776513  Ribes roezlii Jane Tirrell 2011-7-25 LS- 30 Los Angeles West of Little Jimmy Springs, above highway 2, near mile marker 66.28. 2222 Comment
  SBBG78088  Ribes viburnifolium L. Rowntree 1929-5-20 Los Angeles Santa Catalina Island Comment
  RSA648997  Ricinus communis Scott Lowe 1991-5-12 25 Los Angeles San Gabriel River channel, about 50 m. north of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA762425  Rosa californica R. G. Swinney 2008-10-16 9616 Los Angeles Big Pine Meadow 2061 Comment
  RSA650892  Rubus ursinus Peter H. Raven, Henry J. Thompson 1960-4-12 15028 Los Angeles Triunfo Canyon Road 2.4 miles E of Cornell Road; Santa Monica Mountains. 244 Comment
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May 8 2014
  SBBG128440  Rubus ursinus M. L. Hoefs 1995-5-23 2079 Los Angeles lower Middle Ranch Cyn, near rd to Bullrush Cyn 115 Comment
  RSA0110934  Rubus ursinus Bonnie C. Templeton 1947-5-21 6281 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  CAS-BOT-BC433576  Rumex hymenosepalus Robert F. Thorne; G. Wallace 1973-4-24 43408 Los Angeles San Gabriel Mts., Mojave Desert slope: junction of Pallett Creek & Longview Roads, c. 4 mi S of Pearblossom 1173 Comment
  CAS-BOT-BC433660  Rumex obtusifolius Joseph Andorfer Ewan 1932-7-4 7573 Los Angeles Millards Canyon, just below the falls. San Gabriel Mts. Comment
  RSA466114  Rumex salicifolius Robert Gustafson 1981-7-15 2339 Los Angeles Ballona Wetlands, Area 2. Comment
  POM304870  Rupertia physodes Henry J. Ramsey, Henry J. Ramsey 1939-5-4 265 Los Angeles Casitas Pass. San Bernardino Mtns. drainage area. 352 Comment
  JEPS51082  Sagina apetala George B. Grant 1917-4-15 Los Angeles Pasadena Comment
  RSA550002  Salicornia virginica Scott D. White 1992-10-9 948 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, 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
  CATA1702  Salix exigua Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3019 Los Angeles Santa Catalina Island: Parson's Landing 4 Comment
  OBI5719  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles At bottom of Lower San Gabriel Cyn, about 9.5 km above Azusa 300 Comment
  RSA597292  Salix exigua R. G. Swinney 1994-8-23 3224 Los Angeles San Gabriel Mountains: Mount Baldy Road on W shoulder, approx. 1/4 mi SW of Mount Baldy Road Junction with Glendora Mountain Road. 1220 Comment
  RSA620044  Salix exigua LeRoy Gross 1998-11-1 92 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  UC492426  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UCR205699  Salix exigua A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37027 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  LA208744  Salix laevigata Carl Hedin; Joseph Ewan 1933-6-29 7644 Los Angeles Above Ballona Creek, S of Culver City [Area 2] Comment
  RSA754427  Salix laevigata Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1845 Los Angeles San Gabriel River Watershed; sandbar in river 445 Comment
  UCR203224  Salix laevigata R. G. Swinney 2005-7-21 8320 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR270254  Salix laevigata R. G. Swinney 2011-6-30 15397 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CHSC95343  Salix lasiolepis LeRoy Gross 2002-3-7 490 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. south of 210 Freeway. Side canyon off of La Tuna Canyon. 579 Comment
  POM123032  Salix lasiolepis Marcus E. Jones 1924-2-15 s.n. Los Angeles San Antonio Canyon, Claremont. Comment
  POM362722  Salix lasiolepis Charlotte Brown 1929-2-2 s.n. Los Angeles Verdugo Hills, Glendale Comment
  RSA0088405  Salix lasiolepis R. G. Swinney 2010-2-27 11755 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  RSA225998  Salix lasiolepis Robert F. Thorne, C. W. Tilforth 1971-6-29 40697 Los Angeles Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  RSA332892  Salix lasiolepis Wayne E. Sawyer 1981-6-11 32 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.6 mi. from Dawson Saddle. 2302 Comment
  SBBG57872  Salix lasiolepis C. W. Sharsmith 1932-1-17 10 Los Angeles bottom of Lower San Gabriel Canyon, ca. 9.5 km above Azusa 300 Comment
  SJSU226  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City), Santa Monica Mts 499 Comment
  UC483068  Salix lasiolepis F. R. Fosberg 1931-3-1 S 4220 Los Angeles 2 1/2 mi. below Wildwood; Santa Monica Mts., Topanga Canyon 60 Comment
  UC492360  Salix lasiolepis F. R. Fosberg 1931-1-26 7177 Los Angeles at foot of Cahuenga Pass grade (Los Angeles R.); Los Angeles R. 180 Comment
  UC846652  Salix lasiolepis I. W. Clokey, E. G. Anderson 1931-3-11 5345 Los Angeles San Gabriel Canyon 1300 Comment
  UCD111692  Salix lasiolepis Henry J. Thompson 1960-3-13 3015 Los Angeles Santa Monica Mountains, Tuna Canon, 0.6 miles north of Coast Highway. 76 Comment
  CAS-BOT-BC107533  Salix lasiolepis var. lasiolepis Alice Eastwood Aug. 18 s.n. Los Angeles Antelope Valley Comment
  CAS-BOT-BC403756  Salpichroa origanifolia Philip A. Munz 1939-10-9 15565 Los Angeles East end of Claremont 365 Comment
  RSA127767  Salsola tragus P. H. Raven, H. J. Thompson 1959-6-4 14324 Los Angeles Dune grassland behind Point Dume. 46 Comment
  UCR269960  Salsola tragus R. G. Swinney 2010-5-7 12568 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  POM305687  Salsola tragus Henry J. Ramsey, Henry J. Ramsey 1937-8-29 979 Los Angeles Altadena. 396 Comment
  SBBG64368  Saltugilia splendens subsp. grantii M. N. Ackley 1927-6-5 810 Los Angeles trail to Switzerland Comment
  RSA0095001  Saltugilia splendens subsp. splendens Orlando Mistretta 1993-6-28 897 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  RSA424346  Salvia apiana William Emboden 1970-6-12 42 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA596265  Salvia apiana R. G. Swinney 1969-6-12 557 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Approximately 1/2 mile N of Sierra Madre Ave, on N. Pennsylvania Ave. 335 Comment
  RSA442852  Salvia apiana William Emboden 1969-5-28 43 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA785722  Salvia apiana Doris Bowers 1957-6-22 305 Los Angeles Arroyo Seca, Pasadena 457 Comment
  SEINET4567415  Salvia apiana S. Carlquist 1983-7-27 15804 Los Angeles Campus of Webb School, Claremont Comment
  RSA0073268  Salvia columbariae Orlando Mistretta, Christine Mistretta 2005-4-21 2073 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA401453B  Salvia columbariae H. de Forest 1929-05 s.n. Los Angeles Griffith Park. Comment
  UCSB5787  Salvia dorrii var. dorrii Haller, John 1960-4-3 Los Angeles near cutoff road from Mint Canyon (US 6) to Littlerock; 0.7 miles northeast of US 6; at a point 4.2 miles south of Palmdale 914 Comment
  SBBG25188  Salvia dorrii var. pilosa Leota Davidson 1965-5-9 160 Los Angeles near Little Rock Comment
  JEPS85085  Salvia leucophylla Roy E. Buck and Rexford Palmer 1989-4-27 1214 Los Angeles ca 1.9 air km ese Townsend Peak (9 air km nw of Castaic, Violin Canyon, ne of Interstate 5 (just nw of crossover bridge); Violin Canyon 755 Comment
  SD38733  Salvia mellifera Lillian Howard 1931-5-4 Los Angeles Malibu Lake Comment
  UC457212  Salvia mellifera Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  UCR274112  Salvia mellifera Steven A. Junak 1998-6-13 SCa- 746 Los Angeles California Islands, Santa Catalina Island, west side of Avalon Canyon drainage, along north rim of Quail Canyhon, just west of Los Angeles Counthy Fire Station 79 Comment
  RSA434064  Salvia spathacea Lester H. Cushman 1932-3-6 s.n. Los Angeles Chaparral, Glendale Comment
  RSA477545  Sambucus mexicana F. R. Fosberg 1931-5-5 S- 4769 Los Angeles Santa Catalina Island: Bullrush Canyon. Comment
  UC557760  Sambucus mexicana Nell Murbarger April, 1936 140 Los Angeles San Clemente Island; e, w, and s slopes of island Comment
  SBBG97031  Sanicula arguta S. Boyd with T. Ross, L. Arnseth 1990-4-8 4354 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  RSA785813  Sanicula arguta K. Dobry 1990-3-25 114 Los Angeles Simi Hills at Dayton Canyon Comment
  UCR274106  Sanicula crassicaulis Steven A. Junak 1999-4-22 SCa- 844 Los Angeles California Islands, Santa Catalina Island. Cape Canyon, just downstream from pumphouse along east fork of Cape Canyon Road, just upstream from fork in road 305 Comment
  UCD127969  Sanicula crassicaulis James Dilley 1997-3-29 149 Los Angeles Santa Monica Mts., Studio City. Beatty Dearing trail, beginning on Mulholland Dr., 0.5 mile west of Laurel Cyn. 243 Comment
  RSA626405  Sanicula tuberosa LeRoy Gross 1999-4-15 133 Los Angeles Verdugo mountains: North of the 210 freeway, east of Sunland exit, south of the city of Sunland. 579 Comment
  RSA0092528  Saponaria officinalis R. G. Swinney 2011-7-7 15463 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area. 1098 Comment
  UCR279476  Sarcodes sanguinea R. G. Swinney 2011-6-15 15163 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  POM48473  Satureja mimuloides Raymond J. Dobbs 1924-7-8 s.n. Los Angeles Along trail two and one-half miles below Switzer Camp. Comment
  RSA669285  Schedonorus arundinaceus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 554 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  SBBG31210  Schinus molle R. F. Thorne 1966-9-16 36708 Los Angeles N slope of Black Jack Mtn 411 Comment
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Jan 31 2012
  RSA616542  Schinus polygamus Scott D. White 4055 Los Angeles Geneva Ave.: N of San Jos e, S of Arrow Hwy; W of Indian Hill, E of Towne. Minimally maintained lawn and garden. 323 Comment
  UCR193476  Schismus barbatus R. G. Swinney 1999-6-28 7437 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  CAS-BOT-BC111476  Schoenoplectus americanus I. Johnston 1917-5-13 s.n. Los Angeles El Monte, ditch along R. R. 83 Comment
  RSA564241  Schoenoplectus californicus Scott D. White 1992-10-8 876 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, 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
  UC306146  Scirpus californicus G. B. Grant, S. B. Parish 1902-6-20 1916 Los Angeles Redondo Comment
  SBBG128374  Scirpus microcarpus M. L. Hoefs, R. F. Thorne 1975-8-7 823 Los Angeles lower Middle cyn 76 Comment
  POM50040  Scrophularia californica L. R. Abrams 1901-4-11 1478 Los Angeles Santa Monica Canyon, Santa Monica Mountains. Comment
  SFV21810  Scrophularia californica R. D. Flores, J. Dang, M. L. Khim, P. L. Pajimola 2010-5-1 s. n. Los Angeles Santa Monica Mountains Zuma Canyon, Backbone Trail west of Newton Canyon. 450 Comment
  RSA0105011  Scutellaria siphocampyloides R. G. Swinney 2011-6-23 15298 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  CHSC25023  Scutellaria tuberosa T. P. Spira 1977-4-6 102 Los Angeles Ca. 1 mi e of Las Virgenes Road, off of Stokes Canyon Road. Associates: Adenostoma fasciculatum, Quercus sp. 200 Comment
  RSA445378  Scutellaria tuberosa George B. Grant 1901-02 3393 Los Angeles Pasadena. Comment
  UCD125746  Scutellaria tuberosa Daryl Koutnik 1978-4-14 355 Los Angeles Simi Hills at W end of Devonshire Blvd. 365 Comment
  SBBG14848  Selaginella asprella L. L. Kiefer 1963-1-1 348 Los Angeles NA of Crystal Lake 1828 Comment
  RSA616076  Selaginella bigelovii Scott D. White, Brian Leatherman 1997-1-14 6046 Los Angeles Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  UCR217417  Selaginella bigelovii R. G. Swinney 2009-3-10 10071 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA683754  Selaginella bigelovii Louis E. Hoffman 1932-1-18 s.n. Los Angeles East Fork, San Gabriel Canyon. Comment
  SEINET10470949  Selaginella bigelovii F. R. Fosberg 1931-4-22 Fosberg R 93 Los Angeles Eagle Nest. Middle Ranch Canyon. Santa Catalina Island. Rocks, N wall. Upper Sonoran Zone. 200 Comment
  CAS-BOT-BC333102  Senecio flaccidus var. douglasii Robert F. Thorne; M. Z. Thorne 1966-8-29 36602 Los Angeles Inspiration Lookout along Angeles Crest Highway near junction with road to Blue Ridge Camp, San Gabriel Mountains, Angeles National Forest 2255 Comment
  CHSC25951  Senecio flaccidus var. douglasii James Henrickson 1971-10-14 7187 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  RSA544555  Senecio lyonii Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6111 Los Angeles San Clemente Island: west fork of China Canyon. 101 deg. E, 790m distant from 1448'BM. 293 Comment
  UCR132349  Senecio mikanioides John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UC1523455  Senecio vulgaris Robert F. Thorne, M. Z. Thorne 1980-3-23 54011 Los Angeles Johnson's Pasture above Claremont (foothills of San Gabriel Mts.); , Johnson's Pasture 609 Comment
  CAS-BOT-BC364567  Senecio vulgaris Louis C. Wheeler 1932-3-19 523 Los Angeles San Gabriel 106 Comment
  RSA473107  Senecio vulgaris L. C. Wheeler 1933-9-26 2124 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  UCR118600  Sesuvium verrucosum David Charlton, Lew Heide 1991-9-22 5622 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  CATA1631  Silene antirrhina Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2904 Los Angeles Santa Catalina Island: Near divide road, east end, 1.7 miles from Wrigley Memorial 256 Comment
  SD51912  Silene antirrhina Peter H. Raven 1962-5-9 17680 Los Angeles San Clemente Island; near head of canyon above Mosquito Cove. 340 Comment
  UCD170107  Silene antirrhina R. G. Swinney 2008-6-4 8923 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters. 1329 Comment
  RSA477873  Silene gallica L. C. Wheeler 1932-3-23 521 Los Angeles UCLA Campus, West Los Angeles. 137 Comment
  RSA650326  Silene gallica Harold Lint, D. B. Dunn 1948-3-10 308 Los Angeles Bonita & Irwindale, Irwindale, Comment
  SD66895  Silene gallica R. Mitchel Beauchamp 1967-3-17 244 Los Angeles San Clemente Island; west of Wilson Cove. Comment
  UCD98643  Silene gallica Jack Delani; Barbara Shervanick 1974-5-23 205 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest; by edge of Johnstone Peak Road. 853 Comment
  OBI74752  Silene laciniata K. Dobry 1991-3-16 d 214 Los Angeles Santa Monica Mts. Lower cold Creek Cyn. Montifisher Property Comment
  POM293139  Silene laciniata subsp. major Lyman Benson 1947-5-13 12403 Los Angeles LIttle Dalton Canyon 365 Comment
  RSA637484  Silene laciniata subsp. major Valerie L. Soza, LeRoy Gross 1999-7-15 622 Los Angeles San Gabriel Mountains: Mt. Wilson Trail, north of junction with Upper Winter Creek Trail, southeastern side of Mount Harvard. 1341 Comment
  CAS-BOT-BC389331  Silene lemmonii Geo. B. Grant 1901-5-23 s.n. Los Angeles Mt. Lowe Comment
  RSA629690  Silene parishii Scott D. White, David E. Bramlet 1998-8-11 7049 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA701273  Silybum marianum LeRoy Gross 2003-5-4 819 Los Angeles South side of mountains: Along east side of Brand canyon a short distance above the large waterfall. 393 Comment
  OBI8143  Silybum marianum Lewis Meltz 1977-4-9 LM 29 Los Angeles Along rd cut of old Mt Wilson toll rd 2 km E ofeaon Cyn bridge 488 Comment
  CAS-BOT-BC74901  Sinapis alba Carl B. Wolf 1936-5-10 7783 Los Angeles East of Whittier, near Michigan Avenue and on north side of Whittier Boulevard. 106 Comment
  CAS-BOT-BC74958  Sinapis arvensis I. Johnston 1918-2-1 1969 Los Angeles Upland. Comment
  UCR197727  Sisymbrium altissimum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 32 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
  CAS-BOT-BC75086  Sisymbrium altissimum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena. 457 Comment
  RSA230742  Sisymbrium altissimum R. F. Thorne, M. Z. Thorne 1969-7-9 38563 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 Comment
  RSA599259  Sisymbrium irio Steve Boyd, Lauren Raz 1997-3-31 9434 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  SBBG71852  Sisymbrium irio S. A. Junak with M. L. Hoefs, M. Gay 1997-6-6 SCa 443 Los Angeles just inland from beach at White's Landing 3 Comment
  RSA428429  Sisymbrium irio Ida Lou Sayler 1942-4-19 s.n. Los Angeles Vacant lot, San Marino Comment
  UCR282148  Sisymbrium officinale R. G. Swinney 2014-5-15 16526 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
  RSA431753  Sisymbrium officinale Freda Detmers 1931-6-19 s.n. Los Angeles Chino Hills border Santa Ana Valley. Comment
  RSA746853  Sisymbrium orientale Orlando Mistretta 1992-5-21 383 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UC845129  Sisyrinchium bellum I. W. Clokey, E. G. Anderson 1935-5-9 6559 Los Angeles Puddingstone Reservoir Comment
  UCR213234  Sisyrinchium bellum Dan S. Cooper 2010-3-23 20100323- 05 A Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, south end of Cedar Grove 271 Comment
  SEINET12048486  Sisyrinchium bellum Los Angeles High School Students 1903-1 44 Los Angeles Comment
  SBBG118711  Solanum americanum O. Mistretta 1992-4-4 126 Los Angeles San Clemente Island Comment
  PASA2146  Solanum douglasii A. Carter 1928-12-29 Los Angeles At base of Sierra Madre Mts. 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
  UCR106301  Solanum douglasii B. G. Pitzer 1996-5-5 2860 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  SEINET10697253  Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3753 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  RSA0091719  Solanum umbelliferum R. G. Swinney 2011-3-17 14132 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA427434  Solanum umbelliferum I. W. Clokey, E. G. Anderson 1935-5-9 6878 Los Angeles San Dimas Canyon Comment
  RSA725249  Solanum umbelliferum K. Dobry 1991-4-4 408 Los Angeles Elsmere Cyn. West San Gabriel Mts. Comment
  RSA0016900  Solanum umbelliferum F. L. Robinson 1921-3-20 13 Los Angeles Claremont. Comment
  RSA545313  Solanum umbelliferum Tim S. Ross, Mathew Bell 1992-3-22 6049 Los Angeles W side of Yerba Buena Road ca 360m NNW of intersection with Mulholland Highway. 488 Comment
  SBBG32132  Solanum wallacei R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -221 Los Angeles S of dam spillway, Middle Ranch Comment
  IRVC26820  Solanum xanti var. glabrescens B. C. Templeton, I. W. Clokey 1930-4-8 1045 Los Angeles San Francisquito Canyon San Gabriel Mtns. 457 Comment
  UCR141851  Solidago californica R. G. Swinney 1997-9-6 5858 Los Angeles San Gabriel Mountains, Mescal Picnic Park [= Mescal Campground] about 200 m N of Big Pines Rd along Mescal Canyon bottom. 1854 Comment
  RSA749117  Solidago occidentalis R. G. Swinney 2005-8-5 8388 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA188045  Sonchus oleraceus R. F. Thorne 1966-4-4 35790 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  UC75803  Sonchus oleraceus unknown June 1903 Los Angeles Los Angeles Comment
  UCSB9905  Spartium junceum Wedberg, H. 1957-4-6 Los Angeles Tuna Canyon Comment
  CAS-BOT-BC389953  Spergula arvensis Peter H. Raven 1959-4-4 13969 Los Angeles Santa Monica Mountains. Just behind point, Point Dume 15 Comment
  LA200357  Spergula arvensis Jonathan Sauer; J. Leishman 1978-4-18 5995 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  UC2026412  Spergula arvensis Louis C. Wheeler 1946-7-9 6220 Los Angeles SAN GABRIEL: Garibaldi Avenue and San Gabriel Boulevard. Comment
  UCD99196  Spergularia bocconi Daryl Koutnik 1978-4-21 404 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  RSA0097063  Spergularia gracilis Anstruther Davidson 1895-4-15 s.n. Los Angeles Fulton Wells. Comment
  RSA478014  Spergularia macrotheca F. H. Elmore 1939-11-25 s.n. Los Angeles San Clemente Island. Pyramid Cove. Comment
  LA34169  Spergularia macrotheca var. macrotheca Peter H. Raven; Henry J. Thompson 1969-6-4 14342 Los Angeles 12 Comment
  RSA0098747  Spergularia macrotheca var. macrotheca Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 318 Los Angeles San Clemente Island. North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces and slope between terraces along N shore within 100m of ocean. 9 Comment
  SDSU4533  Spergularia macrotheca var. macrotheca R. M. Beauchamp 1967-1-27 123 Los Angeles San Clemente Island. Comment
  SD69596  Spergularia marina Robert F. Thorne, P. Everett 1965-5-11 34540 Los Angeles Santa Catalina Island, north of Catalina Harbor Comment
  CAS-BOT-BC390805  Spergularia marina Geo. B. Grant 1901-4-14 s.n. Los Angeles Redondo Comment
  SBBG125310  Sphaeropteris cooperi J. R. Clark with T. Dvorak, C. de la Rosa, S. Ratay, T. M. Summers 2011-6-23 1020 Los Angeles Twin Rocks 218 Comment
  RSA611011  Sporobolus cryptandrus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  RSA0081374  Stachys albens R. G. Swinney 2010-6-23 13307 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
  SEINET9297583  Stachys albens Unknown 2007-8-8 3036 Los Angeles San Gabriel Mtns Comment
  UC1595425  Stachys albens Tim Ross 1992-7-10 6661 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  LA52378  Stachys bullata Elizabeth McClintock; 1936-5-4 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM9417  Stachys bullata P. A. Munz, R. D. Harwood 1920-5-15 3928 Los