Search Results — 2000 specimen records retrieved (1584 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC57520  Abronia maritima J. H. Barber 1897-1-23 25 Los Angeles Santa Monica Forestry Station Comment
  SD237521  Abronia umbellata Jeremiah George 2012-3-12 Los Angeles South Coast: Hermosa Beach, vacant lot south of 1125 Manhattan Avenue. 10 Comment
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Aug 12 2016
  SBBG132337  Acacia cyclops S. Savage, W. Fair, R. Stark, L. Noe, J. Lambert 2003-9-7 Bot 9 -2003 Los Angeles near BEQ Building 61012, W side 123 Comment
  RSA651429  Acacia dealbata Tom Kawakami 1948-2-15 s.n. Los Angeles Ganesha Park, Pomona. Comment
  UCR177312  Acacia dealbata LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1037 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, west side of Brand Canyon just a short distance above the cemetery 307 Comment
  JEPS12530  Acamptopappus sphaerocephalus var. sphaerocephalus Frank W. Peirson 1921-5-19 24007 Los Angeles lower part, in wash Little Rock Creek canyon; San Gabriel Mountains 975 Comment
  CAS-BOT-BC331555  Acer macrophyllum Geo. B. Grant 1901-1-1 8912 (Ex. 17.) Los Angeles Sierra Madre Mts. Comment
  LA49819  Acer macrophyllum W. O. Griesel; 1936-5-9 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0036778  Acer macrophyllum Paul M. Inman 1983-5-8 50883 -20 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, at the first weir above Hoegee's Camp, Winter Creek. Comment
  RSA755841  Acer macrophyllum R. G. Swinney 2008-7-2 9108 Los Angeles Reed Spring. South Fork Big Rock Creek, 1.0 mi. north of junction of Hwy 2 and Old Hwy 39 1878 Comment
Read comments
Sep 21 2010
  SEINET12766388  Acer macrophyllum K. Dobry 1991-5-2 581 Los Angeles Elsmere Canyon, West San Gabiel Mountains.; 0 Comment
  CAS-BOT-BC211915  Achnatherum coronatum Timothy S. Ross; Steve Boyd 1994-5-10 7702 Los Angeles Vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132), ca 2920 m NNW of Warm Springs Mtn. Summit, Warm Springs Mountain 7.5' USGS Quadrangle, 890 Comment
  POM484093  Achnatherum coronatum Crawford 1936-4-19 170 Los Angeles San Fernando Valley Comment
  RSA256321  Achnatherum speciosum J. R. Reeder, Charlotte G. Reeder 1973-6-2 6231 Los Angeles Angeles National Forest: ca. 5 miles SE of Valyermo, 1 mile N of Paradise Springs 1524 Comment
  RSA682500  Achyrachaena mollis Scott D. White, Michael Honer 2003-5-7 9232 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  SBBG12140  Achyrachaena mollis P. H. Raven 1962-5-9 17663 Los Angeles near head of cyn at S end of Mosquito Cove 320 Comment
  RSA416302  Achyrachaena mollis W. P. Burger 1979-5-15 97 Los Angeles One mile west of N1 along Muhulan [Mulholland?] Hwy. Santa Monica Mountains. 457 Comment
  SDSU4279  Acmispon argophyllus var. adsurgens R. M. Beauchamp 1967-6-4 566 Los Angeles San Clemente Island. Below 4th terrace above east side of Pyramid Cove. 274 Comment
  SDSU4280  Acmispon argophyllus var. adsurgens R. M. Beauchamp 1967-1-29 162 Los Angeles East side of Pyramid Cove below Marine outpost. Comment
  SD185217  Acmispon maritimus A. C. Sanders, Lee Jones 2005-4-8 29321 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SBBG31487  Acmispon micranthus R. F. Thorne 1966-4-5 Los Angeles above stream in Cottonwood Cyn 106 Comment
  CATA2040  Acmispon wrangelianus Steven A. Junak, Linda Vorobik, Keri Kirkland 1998-5-16 703 Los Angeles Santa Catalina Island: On N side of Airport Road, at roadside pullout ca. 0.3 miles E of KBRT radio station 441 Comment
  RSA0096644  Acourtia microcephala Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 416 Los Angeles Santa Catalina Island: Lower part of small canyon at W end of Empire Landing rock quarry site. 36 Comment
  SEINET9327498  Acroptilon repens Unknown 2002-7-10 53580 Los Angeles Los Angeles Comment
  UCD128578  Acroptilon repens C. W. Tilforth 1972-8-17 621 Los Angeles open field, Dartmouth St. and Garey Ave., 1/2 mile north of Foothill Blvd., north edge of Pomona. Comment
  RSA660223  Adenostoma fasciculatum var. fasciculatum Fred Brooks 1988-4-3 4 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  UCR271665  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-31 14933 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UCR95269  Adiantum aleuticum L. C. Wheeler 1970-1-4 s.n. Los Angeles Transverse Range; San Gabriel Mtns., East Fork of Santa Anita Canyon, c. 200 yards downstream from the falls 762 Comment
  CAS-BOT-BC65575  Adiantum capillus-veneris Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8108 Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge 847 Comment
  UCR190878  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6700 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  UCR191190  Adiantum capillus-veneris R. G. Swinney 1999-7-28 7592 Los Angeles San Gabriel Mtns., Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon 1098 Comment
  POM158045  Adiantum capillus-veneris L. R. Abrams 1902-7-4 2723 Los Angeles San Gabriel Canyon Comment
  RSA729409  Adiantum jordanii R. G. Swinney 1999-4-9 7083 Los Angeles San Gabriel Mtns.: Mouth of Peacock Canyon, at conlfuence with Cattle Canyon 640 Comment
  HSC13492  Aesculus californica C. S. Apperson 1967-6-8 Los Angeles Junction of Elizabeth Lake Canyon Rd and Maxwell truck trail Comment
  LA205599  Aesculus californica Carl Epling; Nesta Dunn 1931-6-28 sn Los Angeles near Sandbergs, Ridge Route Comment
  CDA6738  Ageratina adenophora L. C. Wheeler 1959-4-26 7531 Los Angeles At next canyon upstream from Coon Canyon, Arroyo Seco. 0 Comment
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Apr 9 2009
  RSA733279  Agoseris retrorsa R. G. Swinney 2001-6-16 7970 Los Angeles San Gabriel Mtns.: Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons. 1951 Comment
  UC29380  Agoseris retrorsa Dr. A. Davidson 1895-1-1 Los Angeles Antelope Valley Comment
  UCR209992  Agoseris retrorsa R. G. Swinney 2008-7-16 9253 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  RSA416419  Agoseris retrorsa B. C. Templeton 1932-5-31 4856 Los Angeles West Blue Ridge, Big Pines Camp 2194 Comment
  CAS-BOT-BC127584  Agropyron cristatum Timothy S. Ross; Steve Boyd 1994-7-7 8145 Los Angeles Liebre Mountain. Upper west end of the mountain, ca. 100 m NNE of Sandberg Triangulation Point. 1629 Comment
  SEINET1908720 Image available Agrostis R. G. Swinney 1999-1 7625 Los Angeles San Gabriel Mtns: upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi. WSW of Dawson Peak 2146 Comment
  RSA732945  Agrostis exarata R. G. Swinney 1999-8-14 7625 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi WSW of Dawson Peak 2146 Comment
  RSA798311  Agrostis exarata Jane Tirrell 2012-7-25 LS 0129 Los Angeles South side California State Route 2 approx. 1.25 mi. east of Islip Saddle between mile markers 66.43 and 66.82. 2235 Comment
  UCR209614  Agrostis exarata R. G. Swinney 2008-10-10 9578 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA87121  Agrostis stolonifera Joseph A. Ewan, Nesta Ewan 1936-8-5 9948 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  UCR182123  Agrostis viridis R. G. Swinney 1997-6-19 5625 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  RSA585023  Ailanthus altissima Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: granitic alluvium of slight southwesterly slope on the NW side of Indian Hill Mesa (i.e. 'The Back 40'). 409 Comment
  RSA0048587  Alisma triviale W. Baker 1973-10-12 s.n. Los Angeles San Dimas Experimental Forest near Ranger's Office. 914 Comment
  UCR147626  Allium burlewii Valerie Soza, LeRoy Gross 2000-5-24 960 Los Angeles San Gabriel Mtns., Northwestern side of Timber Mountain, 0.75 mi from Icehouse Saddle on trail to telegraph Peak 2424 Comment
  UCR178225  Allium burlewii LeRoy Gross, Valerie Soza 2003-6-10 1017 Los Angeles Transverse Ranges; San Gabriel Mountains region, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy 2896 Comment
  RSA230704  Allium campanulatum Robert F. Thorne, M. Z. Thorne 1969-7-9 38519 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA252908  Allium fimbriatum var. fimbriatum Robert F. Thorne 1973-5-11 43570 Los Angeles San Gabriel Mountains. 1036 Comment
  UCR139932  Allium lacunosum var. davisiae L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., foothills of mountains, 2 mi NE of Vincent 991 Comment
  SDSU11528  Allium praecox R. M. Beauchamp 1967-3-19 314 Los Angeles San Clemente Island On east rim of canyon south of Wilson Cove Pier. Comment
  RSA71859  Allophyllum divaricatum F. W. Peirson 1923-10-26 293 Los Angeles Big Dalton Canyon, San Gabriel Mountains. 762 Comment
  UCR259156  Allophyllum divaricatum R. G. Swinney 2010-8-30 13611 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  RSA0063627  Allophyllum gilioides Anstruther Davidson 1923-01 s.n. Los Angeles Foothills; Los Angeles. Comment
  LA201904  Allophyllum glutinosum Arthur C. Gibson; 2003-6-1 4917 Los Angeles Santa Monica Mountains, Malibu Creek, Mulholland Hwy Comment
  RSA410085  Allophyllum glutinosum F. R. Fosberg 1931-4-24 S- 4691 Los Angeles Hamilton Canyon, Santa Catalina Island. 30 Comment
  UC126060  Allophyllum glutinosum T. S. Brandegee 1890-5-20 Los Angeles Santa Catalina Isl. Comment
  CAS-BOT-BC170974  Alnus rhombifolia Joseph Andorfer Ewan; Nesta Ewan 1936-8-2 9906 Los Angeles Along Creek Mescal Canyon. San Gabriel Mts. 1615 Comment
  CAS-BOT-BC170984  Alnus rhombifolia Annie J. McClatchie 1893-1-8 s.n. Los Angeles Santa Anita Canyon Comment
  RSA654184  Alnus rhombifolia Marilyn Porter 1991-5-5 1 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  UCR205939  Amaranthus blitum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37066 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SEINET3155443  Amaranthus graecizans G. B. Grant, W. Wheeler 1904-5-7 38 -A Los Angeles Glendora, southern California Comment
  RSA608869  Amaranthus retroflexus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  UC468991  Amblyopappus pusillus R. L. Pendleton 1909-7-2 1376 Los Angeles road e of Avalon; Santa Catalina Island 9 Comment
  RSA19013  Amblyopappus pusillus I. M. Munz 1923-4-9 6670 Los Angeles East coast, San Clemente Island. Comment
  RSA416880  Amblyopappus pusillus Anstruther Davidson 1914-05 3691 Los Angeles San Pedro. Comment
  RSA533958  Amblyopappus pusillus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5197 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  SBBG41313  Ambrosia chamissonis M. R. Benedict 1970-6-30 Los Angeles Ben Weston Beach Comment
  SD85099  Ambrosia chamissonis Martin A. Piehl 1963-12-8 63114 Los Angeles San Clemente Island, West Cove on active dunes along west end of airfield 17 Comment
  RSA189413  Ambrosia psilostachya L. S. Rose 1966-12-24 66115 Los Angeles Westwood Village. 122 Comment
  RSA613617  Ambrosia psilostachya E. R. Blakley 1962-10-5 5447 Los Angeles Santa Catalina Island. Cottonwood Canyon 0.25 mile upstream from the ocean 30 Comment
  UCR210528  Ambrosia psilostachya R. G. Swinney 2008-12-4 9948 Los Angeles San Gabriel Mtns., 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
  CAS-BOT-BC142544  Amelanchier utahensis Tim Ross 1990-8-17 3172 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2121 Comment
  HSC101354  Amelanchier utahensis R. G. Swinney 2008-8-13 9395 Los Angeles San Gabriel Mtns.: Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  UC934021  Amorpha californica var. californica H. L. Cogswell 1951-6-9 121 Los Angeles 1 1/3 mi nnw Big Dalton Dam (Sec. DE-8, Plot 6); San Gabriel Mountains, Wood's Peak Comment
  RSA159340  Amsinckia intermedia P. H. Raven 1962-4-10 17181 Los Angeles San Clemente Island. Small arroyo above Wilson s Cove 61 Comment
  SEINET4070712  Amsinckia intermedia R. Moran 1941-1 569 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  RSA499962  Amsinckia intermedia Anstruther Davidson 1890-05 s.n. Los Angeles Los Angeles. 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
  UCR51004  Amsinckia tessellata A. C. Sanders, E. J. Lawlor 1988-4-3 7744 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  RSA0091451  Amsinckia tessellata var. tessellata LeRoy Gross, P. Morton 2004-6-9 1349 Los Angeles Liebre Mountains region: West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys). 1688 Comment
  SEINET3124344 Image available Amsinckia vernicosa R. G. Swinney 2008-5-5 10651 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert: Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing (Palmdale 7.5'Q). 963 Comment
Read comments
Sep 5 2013
  RSA167848  Anagallis arvensis Robert F. Thorne, Percy C. Everett 1964-2-7 33481 Los Angeles Middle Canyon, Santa Catalina Island 244 Comment
  SBBG58480  Anagallis arvensis M. N. Ackley -Apr-1928 795 Los Angeles Eagle Rock 182 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
  SBBG90457  Anemopsis californica M. C. Hochberg 1985-4-7 1202 Los Angeles Little Springs Cyn 243 Comment
  POM6042  Anthemis cotula J. F. Illingworth 1898-05 57 Los Angeles Claremont. 366 Comment
  RSA593407  Anthemis cotula Steve Boyd, Orlando Mistretta 1996-5-23 8814 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  CATA268  Anthemis cotula Mark L. Hoefs 1973-5-15 276 Los Angeles Santa Catalina Island: Above golf course #7 tee, Avalon Canyon 60 Comment
  SEINET2044244 Image available Antheropeas wallacei Norman C. Cooper, D. Cooper 1948-4-21 2681 Los Angeles Littlerock. 762 Comment
  LA99313  Antirrhinum coulterianum Jonathan Sauer; 1978-5-27 6038 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon State Park, high ridge in Topanga State Park. Comment
  RSA0086829  Antirrhinum coulterianum R. G. Swinney 2011-6-14 15155 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
  UCR146225  Antirrhinum kelloggii Valerie Soza, Steve Boyd 2002-4-10 1386 Los Angeles Transerve Ranges, Liebre Mountains region, Ridge above E fork of Haskell Canyon, ridge just west of Del Sur Ridge; c. 1.8-2 mi NW along Coarse Gold Canyon fire road from Bouquet Canyon; Stables Fire 2001 area 655 Comment
  UCR209509  Antirrhinum kelloggii R. G. Swinney 1969-4-26 371 Los Angeles San Gabriel Mtns., Glendora, 250 m SW of Harrow Canyon debris basin 381 Comment
  SBBG113092  Aphanes occidentalis S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 359 Los Angeles Cape Cyn, along Cape Cyn Rd, ca. 0.2 rd mi W of Cape Cyn Reservoir 304 Comment
  SD185180  Aphanisma blitoides A. C. Sanders, Lee Jones 2005-4-8 29323 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point. 2 Comment
  SEINET1004526  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26123 Los Angeles Western San Gabriel Mtns.; Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UC1228855  Apiastrum angustifolium Peter H. Raven 1962-5-9 17665 Los Angeles 1 mi s of Wilson Cove (San Clemente Island); San Clemente Island 22 Comment
  RSA191344  Apocynum cannabinum R. F. Thorne, M. Z. Thorne 1967-7-19 37127 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
  RSA403089  Apocynum cannabinum R. J. Smith 1934-3-30 s.n. Los Angeles Near Van Nuys, San Fernando Valley Comment
  POM150410  Aquilegia formosa var. hypolasia C. F. Baker 1903-8-2 3673 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA0129312  Arabis gracilipes Seacord s.n. Los Angeles West Mojave Comment
  LA200296  Arabis sparsiflora var. californica Carl Epling; 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA736005  Araujia sericifera Scott D. White, Justin Wood 2008-6-4 12055 Los Angeles Skyline Dr. E of Hacienda Blvd. SCE corridor at proposed tower 42. 366 Comment
  UCR281833  Araujia sericifera Mitch Provance, Scott Duff 2017-6-29 617- 76 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  UCR150886  Arbutus menziesii Valerie Soza, LeRoy Gross 1999-7-15 630 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  SEINET3831679  Arceuthobium campylopodum R. L. Mathiasen 2012-1 1305 Los Angeles 1.5 km. W of Coud Burst Summit on St. Rte. 2; On pinus jeffreyi Grev. & Balf. 2110 Comment
  UCR141847  Arceuthobium divaricatum R. G. Swinney 1997-9-6 5864 Los Angeles San Gabriel Mtns., Forest Service Rd 4N06 (up Mescal Cyn), 2.6 mi N of Big Pines Rd. About 10 mi west of FS Rd. 75 meters south of only point where stream crosses road. 1585 Comment
  RSA626710  Arctostaphylos glandulosa Raymond J. Dobbs 1924-4-30 934 Los Angeles 1/2 mile below Switzers. Comment
  RSA626736  Arctostaphylos glandulosa Jon E. Keeley 1978-9-4 7231 Los Angeles Mt. Gleason (Arcto study site). 2000 Comment
  RSA626740  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-9 16009 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  RSA626828  Arctostaphylos glandulosa Jon E. Keeley 1979-6-14 7410 Los Angeles 16 km off Angeles Crest Highway on road to Singing Pines. 1930 Comment
  RSA629096  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20256 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  CAS-BOT-BC23203  Arctostaphylos glandulosa subsp. glandulosa Alice Eastwood 1919-6-20 9032 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC23250  Arctostaphylos glandulosa subsp. glandulosa Peter H. Raven 1959-3-8 13840 Los Angeles Mulholland Drive 7.6 miles west of Topanga Canyon 365 Comment
  POM367257  Arctostaphylos glandulosa subsp. glandulosa B. C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  UCD56653  Arctostaphylos glandulosa subsp. glaucomollis Louis C. Wheeler 1967-6-16 9859 Los Angeles San Gabriel Mountains. North side of Sunset Ridge under power line. 595 Comment
  RSA485422  Arctostaphylos glandulosa subsp. mollis Steve Boyd 1987-4-14 2043 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  RSA626785  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-8-20 20194 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  POM367313  Arctostaphylos glauca I. M. Johnston 1929-4-7 s.n. Los Angeles near Mt. Pleasant View Ridge Comment
  RSA0070188  Arctostaphylos glauca LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6954 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA631494  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15808 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631581  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22012 Los Angeles Dirt road between Chilao and Mill Creek Summit, 4.8 km east of turnoff to Pacifico Mountain. 1720 Comment
  RSA631587  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15954 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  SBBG119271  Arctostaphylos glauca O. Mistretta, M. Elvin 1995-3-30 1585 Los Angeles Mill Crk Summit, on summit, just W of Angeles Forest Hwy on Pacific Crest Trail Comment
  UC21831  Arctostaphylos glauca J. Burtt Davy May 9 1896-May 24 1896 2527 Los Angeles canyon near Manzana; Antelope Valley Comment
  UCR104746  Arctostaphylos glauca David Charlton 1989-4-30 2977 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  RSA718060  Arctostaphylos parryana R. G. Swinney 1997-8-19 5806 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  RSA634860  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20545 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634871  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20271 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634877  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20225 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635076  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20295 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  RSA635165  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22041 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  UC1369835  Arctostaphylos patula Robert F. Thorne and John Olmstead 1965-8-26 35352 Los Angeles near top of ridge se Holiday Hill Ski Lift; San Gabriel Mountains, Angeles National Forest, Blue Ridge 2560 Comment
  UCR193994  Arctostaphylos patula R. G. Swinney 1998-8-13 6736 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  POM122870  Arenaria serpyllifolia Marcus E. Jones 1926-6-19 s.n. Los Angeles Claremont. 365 Comment
  SBBG2315  Argemone munita J. M. Tucker 1946-10-18 1470 Los Angeles Hwy 99, 3.9 mi S of Gorman Comment
  UCR259558  Argemone munita R. G. Swinney 2010-9-7 13683 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  POM182057  Argyrochosma jonesii L. C. Wheeler 1933-2-22 1475 Los Angeles Little Rock Creek. 1066 Comment
  RSA249731  Aristida adscensionis var. modesta R. F. Thorne, M. Z. Thorne 1973-2-12 42473 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman's Cove. 46 Comment
  OBI35535  Artemisia californica Rebecca Cicoria 1981-5-17 26 Los Angeles One mi from Crest Rd. down Purple Canyon, Rolling Hills Comment
  SD92018  Artemisia californica Reid Moran, R. M. Beauchamp, Tom Oberbauer 1975-8-23 22688 Los Angeles San Clemente Island, west fork of Red Rock Canyon 249 Comment
  SEINET11837820  Artemisia californica D. P. Reagan 5 Los Angeles Hasley Canyon. 2 mi NW of Valencia Comment
  JEPS30429  Artemisia douglasiana Peter H. Raven 1959-10-16 14650 Los Angeles 0.8 mi s of Guard Station; Los Angeles County, Boquet Canyon Comment
  RSA0015847  Artemisia douglasiana LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6201 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  POM310453  Artemisia dracunculus Margaret Hardinge 1945-11-26 63 Los Angeles Claremont- in San Antonio Wash. 335 Comment
  SFV6949  Artemisia dracunculus T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 626 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  UC1870144  Artemisia dracunculus LeRoy Gross, Valerie Soza 2003-5-15 914 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 366 Comment
  CAS-BOT-BC93700  Artemisia ludoviciana subsp. incompta C. B. Wolf 1931-10-23 2492 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  CLARK-A1528-1599  Artemisia tridentata subsp. parishii John C. Roos 1942-10-31 2580 Los Angeles Placerita Canyon Comment
  LA103319  Artemisia tridentata subsp. parishii J. Sauer; Walt Westman 1976-12-23 5920 Los Angeles Oak Spring Canyon, near Saugus Comment
  RSA0103915  Artemisia tridentata subsp. tridentata R. G. Swinney 2011-10-10 15733 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 1537 Comment
  RSA187745  Arthrocnemum subterminale R. F. Thorne 1966-4-4 s.n. Los Angeles Santa Catalina Island: salina behind Ballast Point, Catalina Harbor, Isthmus. Comment
  SBBG13536  Arthrocnemum subterminale E. R. Blakley 1961-9-23 4728 Los Angeles base of Ballast Pt, Catalina Harbor Comment
  CATA3521  Arundo donax Julia Parish 2018-2-1 003 Los Angeles Santa Catalina Island: Channel side; Avalon; 88 Country Club Dr. 52 Comment
  RSA587104  Asclepias californica Orlando Mistretta 1995-4-28 1655 A Los Angeles Kitter Canyon, slopes W of main canyon. 1219 Comment
  RSA738072  Asclepias eriocarpa Bill Duval s.n. Los Angeles Montrose Comment
  SBBG98574  Asclepias fascicularis T. Ross, A. Ross 1991-6-3 5522 Los Angeles SW base of Elephant Hill, W Pomona 231 Comment
  SEINET179623  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1524 Comment
  UCR180336  Asclepias fascicularis Scott D. White, Andrea Warniment 2006-7-7 11620 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
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Mar 8 2008
  RSA302216  Asclepias fascicularis Jim Shevock 1970-6-3 272 Los Angeles [Unspecified] 610 Comment
  RSA616141  Asclepias vestita L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UC1595281  Asparagus officinalis subsp. officinalis Tim Ross 1991-5-17 6382 Los Angeles 870 m distant, 21 degrees nne East Fork Station (n end of Heaton Flat area, East Fork of the San Gabriel River); San Gabriel Mts., Heaton Flat 633 Comment
  UC42406  Aspidotis californica W. H. Brewer 1880-12-22 Los Angeles Santa Monica Comment
  UCR275491  Aster greatae D. E. Bramlet 2011-8-26 4943 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near Big Tujunga Reservoir 662 Comment
  UCR95756  Aster greatae Lauren Raz, Steve Boyd 1996-10-23 063 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  UCR181311  Astragalus bicristatus R. G. Swinney 1997-6-13 5590 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  SEINET3127326  Astragalus didymocarpus var. didymocarpus G. B. Grant 563 Los Angeles Garvanza Comment
  SD111575  Astragalus douglasii Wayne P. Armstrong 1982-7-17 Los Angeles Along road to Table Mountain, northwest of Big Pines, near summit. 2255 Comment
  UCR184100  Astragalus douglasii A. C. Sanders 2007-4-13 33405 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  UCR187216  Astragalus douglasii A. C. Sanders 2006-4-25 32186 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
  RSA716361  Astragalus douglasii var. douglasii Andrea Edwards, Pam De Vries 2006-4-11 95 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  POM45329  Astragalus gambelianus Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena Comment
  SD178160  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles Northeast end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines. At foot of slope on canyon bottom. 395 Comment
  UCR20365  Astragalus gambelianus J. A. Powell, Freda Detmers 1929-4-14 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon, near Avalon above Descanso Bay Comment
  POM19095  Astragalus miguelensis P. A. Munz 1923-4-8 6606 Los Angeles San Clemente Island, northwest coast. Comment
  UC1371031  Astragalus miguelensis Theodore F. Niehaus 1965-4-4 433 Los Angeles opposite Navy headquarters area (w side San Clemente Island); w side San Clemente Island Comment
  CAS-BOT-BC194045  Astragalus trichopodus var. lonchus Carl B. Wolf 1932-5-10 3528 Los Angeles Summit of the Equestrian Trail, back of Avalon, Santa Catalina Island 304 Comment
  RSA110189  Astragalus trichopodus var. lonchus H. D. Ripley, R. C. Barneby 1943-4-9 5194 Los Angeles Sea-Bluffs N. of Santa Monica. 9 Comment
  POM74235  Astragalus trichopodus var. phoxus Katherine Brandegee 1909-05 s.n Los Angeles Saugus Comment
  RSA602271  Astragalus trichopodus var. phoxus L. C. Wheeler 1952-3-30 6847 Los Angeles San Gabriel Mountains. Little Tujunga, near Limerock Canyon. 472 Comment
  UCR184210  Athysanus pusillus A. C. Sanders, T. B. Salvato 2007-4-24 33503 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  RSA155816  Atriplex argentea P. H. Raven 1962-7-11 17998 Los Angeles Just south of old airstrip, San Clemente Island Comment
  RSA411867  Atriplex argentea Anstruther Davidson 1892-09 s.n. Los Angeles E. Los Angeles. Comment
  RSA411861  Atriplex argentea subsp. expansa F. R. Fosberg 1930-7-7 S- 3156 Los Angeles Alamitos Bay 2 Comment
  JEPS59525  Atriplex argentea var. mohavensis Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  LA200358  Atriplex californica Jonathan Sauer; D. Birindelli 1968-5-6 4342 Los Angeles SANTA MONICA MOUNTAINS, Point Dume 3 Comment
  RSA0084866  Atriplex canescens R. G. Swinney 2010-9-1 13674 Los Angeles Sunland/Lakeview Terrace, 0.1 mi. east of Orcas Park, Tujunga Valley, just south of I-210. 329 Comment
  UC452645  Atriplex coulteri R. L. Pendleton 1909-7-6 1422 Los Angeles Catalina Cove Santa Catalina Island, Catalina Cove (Isthmus, Santa Catalina Island) 6 Comment
  CAS-BOT-BC170119  Atriplex lentiformis Dr. H. E. Hasse 1889-8-1 s.n. Los Angeles Santa Monica Comment
  RSA478292  Atriplex lentiformis subsp. breweri F. R. Fosberg 1930-11-23 S- 4202 Los Angeles Portugese Bend. Comment
  POM50602A  Atriplex parryi Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  UCR73393  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5064 Los Angeles Channel Islands, San Clemente Island, Lower Wilson Cove Canyon, SW of and above pier operations 41 Comment
  UC110345  Atriplex serenana var. davidsonii Katharine Brandegee 1893-10-15 Los Angeles San Pedro Comment
  SBBG19207  Atriplex watsonii M. A. Piehl 1963-12-8 631103 a Los Angeles near shore at mouth of Horse Beach Cyn, E base China Pt 2 Comment
  SBBG17973  Avena barbata E. R. Blakley 1963-4-10 5601 Los Angeles 1 mi S of Avalon 30 Comment
  CAS-BOT-BC145909  Avena fatua Geo. B. Grant 1898-4-16 s.n. Los Angeles Pasadena. Comment
  RSA591907  Avena fatua L. C. Wheeler 1967-5-8 9310 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  SFV3739  Baccharis pilularis M. L. Vincent 1963-11-22 470 Los Angeles Santa Monica Mountains New Topanga Canyon Road, 2 miles north of the turnoff to Old Topanga Canyon Road. Roadside. Comment
  UCR119060  Baccharis pilularis Jeremiah George 2000-9-21 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Forrestal Quarry, open space north of Forrestal Dr. near the boundary with Rolling Hills 244 Comment
  UCR197187  Baccharis pilularis Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 678 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  POM350363  Baccharis salicifolia B. C. Templeton, I. W. Clokey 1930-3-11 414 Los Angeles Near Beverly Blvd Westwood 200 Comment
  RSA659578  Baccharis salicifolia Brian McColgan 1988-5-19 21 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 854 Comment
  UCR186594  Baccharis salicifolia T. B. Salvato, Sarah Flack 2007-8-8 3039 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UC284839  Balsamorhiza deltoidea P. A. Munz 1923-6-9 6915 Los Angeles 6 mi N of, in canyon Elizabeth Lake Comment
  CDA2973  Bassia hyssopifolia T. C. Fuller 1965-9-2 14170 Los Angeles Mojave Desert; West side of Highway 6 to Mojave, 3 miles north of Lancaster. 0 Comment
  JEPS47702  Berberis aquifolium var. dictyota Frank W. Peirson 1918-6-1 54 Los Angeles Eaton Canyon; San Gabriel Mts 609 Comment
  LA29174  Berberis nevinii Mary V. Hood; 1941-3-11 41- 16 k* Los Angeles San Gabriel Mountains, Lopez Canyon 457 Comment
  UC1714599  Bergerocactus emoryi F. M. Reed 1909-7-6 2796 Los Angeles edge of salt marsh at <isthmus ?> Catalina Isl. 7 Comment
  UC207749  Bergerocactus emoryi R. L. Pendleton 1909-7-6 1424 Los Angeles Santa Cataline Isl., Catalina Cove 6 Comment
  POM213093  Beta macrocarpa C. B. Wolf 1932-5-12 3579 Los Angeles Santa Catalina Island. Border of Catalina Harbor. 3 Comment
  RSA0081297  Bidens pilosa R. G. Swinney 2010-4-30 12478 Los Angeles Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon. 482 Comment
  UCR271834  Bidens pilosa R. G. Swinney 2010-4-30 12478 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  CDA3997  Bituminaria bituminosa T. C. Fuller 1963-4-25 10298 Los Angeles San Gabriel Mountains: Brown Mountain, 0.5 mile northwest above Millard Canyon campground at end of pavement. 0 Comment
  UCR270049  Blitum californicum R. G. Swinney 2011-3-17 14117 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UCR214593  Bloomeria crocea A. C. Sanders, Dan S. Cooper 2010-4-30 38120 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA652075  Bloomeria crocea Bob Cochrane 1948-5-11 sn Los Angeles Found in Claremont on the Mt. Baldy Road. 304 Comment
  POM318517  Bloomeria crocea var. crocea Sharon La Bonde 1963-4-19 62 Los Angeles 1 mile north of Little Fisherman s Cove on Catalina Island. 244 Comment
  RSA482647  Boechera arcuata Ora M. Clark 1929-3-24 1792 Los Angeles Santa Susanna Mtns. [County: Los Angeles or Ventura] Comment
  SJSU1861  Boechera arcuata J. W. Tilden 1957-4-18 1107 Los Angeles Glendora Mt, S-central San Gabriel Mts Comment
  SBBG29785  Boechera pulchra L. Constance 1941-4-10 2800 Los Angeles near Neenach, 13.5 mi W of Lancaster 914 Comment
  SEINET8574374 Image available Bolboschoenus maritimus subsp. paludosus Frank W. Gould 1944-4-12 2280 Los Angeles Western Ave. at 131st Street, south of Los Angeles Comment
  UC56427  Bowlesia incana Ernest Braunton Mar 1903 827 Los Angeles Playa del Rey Comment
  SBBG12444  Bowlesia incana P. H. Raven 1962-5-8 17597 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  RSA0021465  Boykinia rotundifolia Duncan S. Bell, Caitlin Elam 2013-6-13 5070 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
  RSA611076  Boykinia rotundifolia Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  CATA729  Brachypodium distachyon Mark L. Hoefs 1991-5-18 1242 Los Angeles Santa Catalina Island: Upper Middle Canyon, near Edison pump station 344 Comment
  SBBG14043  Brachypodium distachyon P. H. Raven 1962-5-22 17825 Los Angeles above Emerald Bay 121 Comment
  SD85128  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles Santa Catalina Island; open grass land above Emerald Bay 121 Comment
  UCR159956  Brassica fruticulosa Valerie Soza, Steve Boyd, G. D. Wallace 2000-3-28 654 a Los Angeles San Gabriel Mtns, south side: Cobal Canyon, Claremont Hills Wilderness Park, at junction of main fire road and Thompson Creek 518 Comment
  UCSB69258  Brassica fruticulosa Gross, LeRoy 2006-1-18 Los Angeles Coastal Plains and Basins; San Bernardino Basin Region: Rancho Santa Ana Botanic Garden; northwest section of the plant communities; just south of Dr. Thorne's Boojum tree (Idria columnaris); along asphalt walkway; (Ontario 7.5 Quad.: T1S R8W S4) 412 Comment
  UCR260620  Brassica geniculata R. G. Swinney 2010-6-21 13296 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  RSA0084240  Brassica nigra L. C. Wheeler 1967-5-18 9654 Los Angeles Divide between Reynier and Placerita Canyon. 609 Comment
  SEINET9119060  Brassica nigra E. Adams 1978-1 S.N. Los Angeles Altadena, Eaton Canyon. Sandy streambed. Comment
  RSA607705  Brickellia californica Scott D. White, Pam De Vries 1997-11-25 6027 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. 244 Comment
  RSA683894  Brickellia nevinii A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand, et al. 2002-8-8 25578 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon 488 Comment
  UCR70777  Brickellia nevinii Anstruther Davidson 1912-1 2911 Los Angeles Hollywood Hills Comment
  RSA717298  Bromus arenarius Scott D. White, Pam DeVries 2006-5-9 11403 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  LA82511  Bromus arizonicus O. H. Kappler; 1943-4-28 719 Los Angeles SANTA MONICA MOUNTAINS, Beverly Glen Blvd at junction with Mulholland Drive. 518 Comment
  RSA133407  Bromus carinatus P. H. Raven 1959-5-3 14061 Los Angeles Santa Monica Mountains. Mulholland Drive near Beverly Glen Boulevard, (34?N; 118-119?W) 381 Comment
  RSA773824  Bromus carinatus R. G. Swinney 2009-6-3 11034 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  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
  CAS-BOT-BC148921  Bromus carinatus var. marginatus Timothy S. Ross; Steve Boyd 1994-6-23 8048 Los Angeles Liebre Mountains. Sawmill Mountain. 5514 foot summit and immediately adjacent slopes. 1680 Comment
  CAS-BOT-BC156110  Bromus diandrus Carl B. Wolf 1932-5-9 3424 Los Angeles Santa Catalina Island. Avalon. Near bathhouse. 7 Comment
  POM363390  Bromus diandrus F. R. Fosberg 1931-3-25 S- 4356 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 15 Comment
  UCR189393  Bromus diandrus R. G. Swinney 1998-5-30 6158 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  SBBG56554  Bromus grandis R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA585531  Bromus hordeaceus Timothy S. Ross 1992-4-21 6223 Los Angeles San Gabriel Mountains, Glendora Ridge Road: north margin of road pull-out ca 215 meters NW of Horse Canyon Saddle 1024 Comment
  UC1109358  Bromus hordeaceus Peter H. Raven 1962-5-8 17599 Los Angeles San Clemente Island, at s end of Seal Cove Seal Cove; San Clemente Island, Seal Cove 15 Comment
  RSA191170  Bromus inermis subsp. inermis R. F. Thorne, M. Z. Thorne 1967-7-19 37165 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  UCR88673  Bromus madritensis Scott D. White, Chet McGaugh 1995-5-9 3024 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  CATA1124  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-5-23 2091 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  SD78  Bromus madritensis subsp. rubens Frank Youngberg Apr 1934 Los Angeles Claremont; in empty lots Comment
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Jul 10 2010
  RSA654069  Bromus rubens Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 731 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 426 Comment
  RSA656668  Bromus rubens B. Brady 1980-6-1 22 Los Angeles Big Tujunga Canyon 457 Comment
  RSA717424  Bromus rubens Gary Kovnat, LeRoy Gross 2003-2-2 12 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south-west corner of meadow Comment
  SEINET237345 Image available Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts. just W of San Gabriel Mts. 'Sunshine Canyon': W of San Fernando Rd. and I-5 Fwy just SW of interchange w/SR 14 Fwy. 457 Comment
  RSA0019716  Bromus tectorum Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4996 Los Angeles Soledad Canyon Wash: about half mile E of Acton 829 Comment
  UCR186939  Bromus tectorum A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32072 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, north of Hwy 138 and the California Aqueduct at the crossing of Oso Canyon 976 Comment
  UCR192158  Bromus trinii A. C. Sanders 2008-4-18 34974 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  CATA3502  Caesalpinia spinosa Julia Parish, Peter Dixon 2017-8-22 032 Los Angeles Santa Catalina Island: Black Jack Campground, SW hillside among pines 465 Comment
  UCR256167  Calandrinia breweri R. G. Swinney 2010-3-22 12004 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA0113905  Calandrinia ciliata LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7549 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
  RSA594615  Calandrinia ciliata L. C. Wheeler 1967-5-8 9331 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  CAS-BOT-BC80411  Calocedrus decurrens Le Roy Abrams; E. A. McGregor 1908-7-3 574 Los Angeles North Baldy Mountain, San Gabriel Mountains 1676 Comment
  LA6447  Calocedrus decurrens Carl Epling; E. R. Johnson October 1925 8557 Los Angeles San Gabriel Mountains, Camp Baldy 1066 Comment
  LA103297  Calochortus catalinae Barry A. Prigge; 1986-3-19 6931 Los Angeles SANTA MONICA MOUNTAINS, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  UCR835  Calochortus catalinae J. E. Dimitman 1957-4-17 s.n. Los Angeles North side of San Jose Hills, off Buenos Aires Dr. 274 Comment
  RSA0020301  Calochortus clavatus var. gracilis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5093 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SBBG126958  Calochortus palmeri var. palmeri A. Parikh, N. Gale 2011-7-6 3541 a Los Angeles rd to Barley Flats, 4 km W of Shortcut Stn, 1 km N of St Hwy 2 1675 Comment
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Jun 13 2015
  RSA377422  Calochortus plummerae Robert L. Dressler 1949-6-19 890 Los Angeles Johnstone Peak, San Gabriel Mountains. 762 Comment
  UCR280680  Calochortus plummerae R. G. Swinney 2014-5-27 16683 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  CAS-BOT-BC493409  Calochortus splendens R. C. Foster 1937-6-6 343 Los Angeles In Chaparral on upper portion of canon sides, Cobal Canon (foothills of San Gabriel Mts.), north of Claremont Comment
  UCSB31580  Calochortus splendens Griesel, Wesley 1962-7-6 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  CAS-BOT-BC496762  Calochortus venustus J. Evans 1930-5-17 5514 Los Angeles North of Pico canyon near Newhall 365 Comment
  RSA617182  Calycadenia tenella R. G. Swinney 1969-5-10 499 Los Angeles Base of San Gabriel Mts. in and near the city of Glendora. .5 mi. N of Sierra Madre Ave. at E end of Highcrest. 351 Comment
  SBBG66301  Calycoseris parryi R. Hoffmann 1932-4-26 Los Angeles Harold Comment
  UCR150458  Calyptridium monandrum R. G. Swinney 1999-6-21 7369 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  UCR150713  Calyptridium monandrum R. G. Swinney 1998-4-14 5977 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
  UCR272541  Calyptridium monandrum R. G. Swinney 2011-6-7 15025 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  UCR118162  Calyptridium monospermum V. W. Steinmann 1996-6-17 916 Los Angeles San Gabriel Mtns., c. 1 km. (by air) SW of Mt. San Antonio, along Baldy Trail. 2850 Comment
  JEPS5839  Calyptridium parryi var. parryi Frank W. Peirson 1922-7-5 3169 Los Angeles Big Pines San Gabriel Mountains 2072 Comment
  UCR258843  Calystegia macrostegia R. G. Swinney 2010-3-22 12039 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  CAS-BOT-BC215755  Calystegia macrostegia subsp. intermedia Alice Eastwood 1906-5-27 118 Los Angeles Laurel Canyon, country adjacent to Los Angeles Comment
  RSA177802  Calystegia macrostegia subsp. intermedia R. F. Thorne, P. C. Everett, K. Thorne 1965-5-12 34598 Los Angeles Upper portion of Bulrush Canyon. Santa Catalina Island 427 Comment
  RSA660902  Calystegia macrostegia subsp. macrostegia Ann Williams 1992-5-14 2 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 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
  RSA719585  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1997-7-22 5718 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area. 2073 Comment
  RSA617394  Calystegia peirsonii Scott D. White, Sandy Leatherman 1998-6-4 6656 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed,North Lake Planned Community 425 Comment
  SBBG122074  Calystegia peirsonii A. Parikh, N. Gale 2003-4-10 1740 Los Angeles 3 km E of jct of Bouquet Cyn Rd and Newhall Ranch Rd, N bank of Santa Clara River 400 Comment
  RSA611985  Camissonia bistorta Valerie L. Soza 1998-4-26 62 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  POM3106  Camissonia bistorta O. W. Robinson 1916-3-16 s.n. Los Angeles Wash near 2nd St. Claremont. Comment
  RSA229105  Camissonia boothii subsp. decorticans Robert F. Thorne, C. W. Tilforth 1971-6-30 40742 Los Angeles San Gabriel Mountains, Angeles National Forest. dry bank along Big Rock Creek above Sycamore Flat 1402 Comment
  UCR222731  Camissonia campestris R. G. Swinney 2009-5-12 10729 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  RSA587244  Camissonia campestris subsp. campestris Orlando Mistretta 1994-5-11 1180 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground. 1372 Comment
  RSA60196  Camissonia campestris subsp. campestris E. K. Balls, L. W. Lenz 1950-3-28 14468 Los Angeles 1 mile east of junction of Hwys 99 and 138, just south of Gorman. 1159 Comment
  RSA799806  Camissonia campestris subsp. campestris Pam De Vries 2013-4-3 7824 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  RSA756457  Camissonia campestris subsp. campestris Orlando Mistretta, Christine Mistretta 2008-4-19 2494 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  RSA659815  Camissonia cheiranthifolia Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 110 Los Angeles San Clemente Island. Comment
  RSA454043  Camissonia cheiranthifolia subsp. suffruticosa Richard Arnold 1983-8-10 1023 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey) Area V3. Comment
  RSA609267  Camissonia hirtella Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek off West Fork San Gabriel River. 610 Comment
  RSA449010  Camissonia ignota E. Crow 1928-2-29 278 Los Angeles Fields, Claremont, So. California. Comment
  UCR177472  Camissonia kernensis subsp. gilmanii LeRoy Gross 2005-5-19 2287 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 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
  RSA587457  Camissonia pallida subsp. pallida Orlando Mistretta 1995-4-11 1613 Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  LA46697  Camissoniopsis bistorta Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SDSU3314  Camissoniopsis bistorta H. Wedberg 1958-5-1 562 Los Angeles About 1/4 mile east of Killgore Street, Playa del Rey. 32 Comment
  SDSU3320  Camissoniopsis bistorta H. Wedberg 1957-4-1 13 Los Angeles On Point Dume. Comment
  CDA38023  Camissoniopsis ignota T. C. Fuller 1962-4-1 8164 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  SD234341  Cardamine californica R. G. Swinney 2000-5-21 7775 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air miles SW of Hwy 30 at Rincon Station (Glendora 7.5'Q) 609 Comment
  UCSB2289  Cardamine californica Ballard 1954-4-20 Los Angeles Little Dalton Canyon, Glendora 350 Comment
  UCR125935  Carduus pycnocephalus A. C. Sanders, Mark Elvin 2002-6-19 25170 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  CDA37744  Carduus tenuiflorus George Garrettson 1955-4-29 s.n. Los Angeles Dudley Philips Ranch (Superior Dairy pasture) near Masonic Home, Covina. 0 Comment
  UCR277000  Carex R. G. Swinney 2010-9-30 13896 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
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Sep 12 2018
  RSA602753  Carex bolanderi L. C. Wheeler 1967-8-2 10291 Los Angeles San Gabriel Mountains, Angeles National Forest: Sheep Camp Spring, W slope Mt. Pacifico 1951 Comment
  RSA729709  Carex douglasii R. G. Swinney 1999-6-18 7331 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  CAS-BOT-BC21314  Carex fracta Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabrile Mountains. East Fork Alder Creek off Big Tujunga, at below Charlton Flat. Comment
  SEINET7559338 Image available Carex fracta Louis C. Wheeler 1967-8-1 10200 Los Angeles San Gabriel Mountains, Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  RSA601841  Carex praegracilis Steve Boyd 1996-4-25 8695 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  RSA587168  Carex schottii Orlando Mistretta 1995-10-2 1935 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  RSA641573  Carex schottii L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  UCR224192  Carex senta Scott D. White 2004-8-20 19723 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  CAS-BOT-BC115674  Carex triquetra O. D. Allen 1885-3-18 s.n. Los Angeles Near Pasadena. Comment
  UC1133504  Carex triquetra Jerome S. Horton 1936-4-28 311 Los Angeles n end San Dimas Reservoir; Pomona Quadrangle, San Dimas watershed Comment
  RSA151197  Carex tumulicola Peter H. Raven 1962-7-11 18005 Los Angeles Stream in upper reaches of first canyon south of Lemon Tank, San Clemente Island Comment
  CHSC26490  Carpenteria californica James Henrickson 1970-5-2 4659 Los Angeles Cultivated at Rancho Santa Ana Botanic Garden, Claremont. 381 Comment
  HSC24290  Carpenteria californica James Henrickson 1970-5-2 4659 Los Angeles Rancho Santa Ana Botanic Garden 381 Comment
  SEINET269135 Image available Carpobrotus edulis Scott D. White 1995-1 2569 Los Angeles Upslope from Winter Canyon near Pepperdine Univ.; N of Pacific Coast Hwy. E of Malibu Cyn. Rd. SW of Malibu Civic Cen 91 Comment
  LA82056  Castilleja affinis O. H. Kappler; 1941-5-8 713 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit, Mulholland Hwy. 548 Comment
  UCR191289  Castilleja affinis subsp. affinis T. B. Salvato 2008-4-22 3304 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
  LA82997  Castilleja affinis subsp. affinis O. H. Kappler; 1946-4-13 Los Angeles Antelope Valley, 10 mi S of Palmdale 914 Comment
  JEPS85802  Castilleja applegatei subsp. martinii Roy E. Buck 1989-6-23 1348 Los Angeles ca 0.1 air km nnw Icy Springs (lowermost ne-facing slope of canyon of upper Big Rock Creek, 26 air km nne of Glendora, just e of ruins of old stone house); San Gabriel Mountains 1737 Comment
  RSA228747  Castilleja applegatei subsp. martinii Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Highway #2 near Valcrest 1829 Comment
  RSA592815  Castilleja applegatei subsp. martinii Steve D. Boyd 1996-4-24 8667 Los Angeles Liebre Mountains, Liebre Gulch along Forest Service Road 8N01 near jtn with 8N05. 988 Comment
  RSA505065  Castilleja applegatei subsp. martinii Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains. Angeles Crest Highway. 5 miles north of turnoff to Horse Flats Campground. Comment
  SD37768  Castilleja exserta subsp. exserta Edith A. Purer 1931-3-12 1554 Los Angeles Open field, Hollywood Riviera, along roadside Comment
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May 15 2014
  RSA598587  Castilleja foliolosa Louis C. Wheeler 1967-5-24 9728 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  RSA638950  Castilleja foliolosa Louis C. Wheeler 1967-5-15 9560 Los Angeles San Gabriel Mountains: Ridge east of Fremont Pass. 572 Comment
  LA211073  Castilleja foliolosa Arthur C. Gibson; Tarja Sagar 2010-1-26 5275 Los Angeles Northern boundary of Simi Hills above Hwy 118, Chatsworth. Comment
  SFV11228  Castilleja foliolosa D. K. Shayne 1966-3-9 101 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  UCSB27050  Castilleja foliolosa Day, Fran 1964-4-25 Los Angeles 16 miles south of Gorman; on U.S. 99 670 Comment
  SDSU19652  Castilleja grisea Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2210 Los Angeles San Clemente Island, near top of canyon running to east shore of island, ca. 4.8 miles due north of China Point. 411 Comment
  CAS-BOT-BC38146  Caulanthus amplexicaulis Wesley O. Griesel 1961-6-16 s.n. Los Angeles San Gabriel Mountains. Dawson Saddle. 2438 Comment
  RSA597044  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3827 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA659845  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy 2439 Comment
  LA105170  Caulanthus coulteri A. C. Sanders; E. J. Lawlor 1988-4-3 7741 Los Angeles SW end of the Tehachapi Mountains, 1 mi. NW of Gorman on a gasline road, 0.4 mi. above the old highway 1280 Comment
  RSA678397  Caulanthus coulteri V. Soza, LeRoy Gross 2002-4-3 1384 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 564 Comment
  RSA594974  Caulanthus coulteri var. coulteri Timothy S. Ross 1995-4-26 8382 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 0.9 road-mile NE of its junction with the Old Ridge Route; ca 4550 ft SSW of Sandberg Triangulation Point (5345 ft). 1341 Comment
  UCSB2485  Caulanthus lasiophyllus Wedberg, H. 1958-4-11 Los Angeles One mile north-west of Pearblossom Comment
  RSA549547  Caulanthus lasiophyllus var. utahensis Timothy S. Ross 1992-4-4 6085 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA66539  Caulanthus major F. W. Peirson 1922-7-5 4179 Los Angeles Le Montaine, peak north of Big Pines. 2134 Comment
  UCR146452  Caulanthus major var. major Orlando Mistretta 1993-6-28 902 Los Angeles San Gabriel Mountains, Angeles National Forest. Table Mountain; Sunrise ski area 2226 Comment
  UC449688  Ceanothus arboreus I. J. Condit 1908-6-29 40 Los Angeles Cataline Island Comment
  CAS-BOT-BC48754  Ceanothus crassifolius Fordyce Grinnell 1916-3-18 s.n. Los Angeles San Gabriel Mts. near Pasadena Comment
  IRVC27306  Ceanothus crassifolius A. C. Sanders, Mark Elvin 2003-8-7 27150 Los Angeles Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns. 351 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
  UC1587554  Ceanothus cuneatus var. cuneatus Tim Ross 1991-9-2 5942 Los Angeles near Mulholland Hwy (Yerba Buena Rd); Santa Monica Mts., Truinfo Pass USGS 7.5' quad Comment
  POM2770  Ceanothus integerrimus C. F. Baker 1909-5-5 5341 Los Angeles San Antonio Canyon, Claremont. Comment
  RSA670705  Ceanothus integerrimus Bonnie C. Templeton 1956-6-3 7688 Los Angeles Between Mt. Wilson and Charlton Flats, San Gabriel Mountains. Comment
  UC1871254  Ceanothus integerrimus T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3982 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  SEINET12209899  Ceanothus integerrimus H. W. Graham 1927-1 s.n. Los Angeles Along trail & road from Mt. Lowe Tavern, Mt. Lowe to observatory on Mt. Wilson near Los Angeles Comment
  CAS-BOT-BC50656  Ceanothus jepsonii C. F. Baker 1903-12-26 4001 Los Angeles Pomona Comment
  RSA607918  Ceanothus leucodermis Louis C. Wheeler 1961-6-13 7870 Los Angeles San Gabriel Mountains: Pacoima Canyon at Bad Canyon 1098 Comment
  RSA609270  Ceanothus leucodermis Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek off West Fork San Gabriel River. 610 Comment
  RSA659379  Ceanothus leucodermis Marianne Marshall 1981-5-29 22 Los Angeles Ca. Hwy 39, 4.7 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  UC168361  Ceanothus leucodermis George B. Grant and Walter Wheeler 1904-5-17 145 a Los Angeles Mt. Wilson 1524 Comment
  UCR223648  Ceanothus leucodermis R. G. Swinney 2009-6-24 11264 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCR271183  Ceanothus leucodermis R. G. Swinney 2011-6-14 15107 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  POM9556  Ceanothus leucodermis P. A. Munz 1920-3-10 3330 Los Angeles 1.5 mi. east of Claremont. 366 Comment
  OBI69244  Ceanothus megacarpus John Knapp, Denise Knapp 2003-4-13 22 Los Angeles Catalina Island 131 Comment
  SFV6154  Ceanothus megacarpus T. Gordon 1974-3-23 137 Los Angeles Santa Monica Mountains Hillside near the intersection of Mullholland and Encino Hills Drive. Comment
  RSA25588  Ceanothus megacarpus var. insularis Carl B. Wolf 1941-6-25 4192 Los Angeles Santa Catalina Island. Head of Avalon Canyon below the Wrigley Mausoleum. 122 Comment
  LA91422  Ceanothus megacarpus var. megacarpus Bruce Douglas Clayton; Greg Shaw 1972-3-20 23 Los Angeles SANTA MONICA MOUNTAINS, upper Temescal and Rustic Canyons, Mountain Park Research Campus, about 100 ft down Ceanothus Road. 518 Comment
  CAS-BOT-BC50453  Ceanothus oliganthus A. Davidson M. D. 1891-1-1 s.n. Los Angeles Near Los Angeles Comment
  RSA399727  Ceanothus oliganthus var. oliganthus N. C. Cooper 1949-4-19 3626 Los Angeles Newhall. 457 Comment
  SD108939  Ceanothus pauciflorus James Henrickson 1973-5-12 9586 Los Angeles 9 miles southwest of Little Rock, 0.2 miles south of Mt. Emma Road, along Highway N3 1189 Comment
  CAS-BOT-BC63302  Ceanothus spinosus H. E. Hasse 1889-9-10 s.n. Los Angeles Santa Monica Range. Comment
  UCR223368  Ceanothus vestitus R. G. Swinney 2009-5-20 10821 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR193642  Celtis australis A. C. Sanders 2008-7-10 35730 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  CDA20159  Centaurea melitensis M. O'Brien 2003-5-18 MOB 20 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  RSA320813  Centaurea melitensis F. C. Boutin 1967-4-23 1633 Los Angeles San Clemente Island: Wilson Cove Comment
  UCR95285  Centaurium exaltatum Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8833 Los Angeles Liebre Mtns, Castaic Creek drainage upstream from confluence of Fish Canyon. 610 Comment
  RSA69808  Centaurium exaltatum Louis C. Wheeler 1932-6-26 874 Los Angeles 6 mi. from mouth San Gabriel Canyon, San Gabriel Mts. 305 Comment
  RSA601628  Centaurium venustum Louis C. Wheeler 1967-6-16 9857 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line, Millard Canyon. 579 Comment
  SEINET12281526  Centaurium venustum C. L. Abbot 1926-1 s.n. Los Angeles Los Angeles Comment
  SEINET8583410  Centaurium venustum H. P. Chandler, H. M. Hall 1906-6-13 7408 Los Angeles Fernando Valley. 300 Comment
  SEINET8730778 Image available Centaurium venustum Muriel F. Wheeler 1938-1 975 Los Angeles San Dimas Wash, 1/2 mile northeast of San Dimas Country Park 860 Comment
  RSA167693  Centranthus ruber Robert F. Thorne, Percy C. Everett 1964-2-7 33448 Los Angeles Growing along road to Pebbly Beach from Avalon. Santa Catalina Island 3 Comment
  RSA748653  Centranthus ruber Scott D. White, Justin M. Wood 2009-5-6 12630 Los Angeles San Gabriel Mountains: San Gabriel Canyon, near mouth of canyon along Hwy 39. 305 Comment
  RSA750095  Centranthus ruber R. G. Swinney 2008-4-30 8700 Los Angeles Glendora, Big Dalton Canyon Rd., 1.7 mi. NE of Glendora Mtn. Road 473 Comment
  UCR161195  Centromadia pungens subsp. pungens T. B. Salvato, Melissa Clemons 2005-9-27 1242 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
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Jan 8 2013
  RSA0014722  Cercis occidentalis Laura Moore, Jean Moore 1999-4-25 035 Los Angeles Pitzer College, Claremont; Northwest section of Ouback, along western boundary with Harvey Mudd Soccer Field. 351 Comment
  RSA126734  Cercocarpus betuloides Peter H. Raven, Henry J. Thompson 1959-4-3 13915 Los Angeles North slope near summit of Saddle Peak. 838 Comment
  RSA167627  Cercocarpus betuloides Peter H. Raven, Robert F. Thorne 1964-5-7 19000 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UCR124463  Cercocarpus betuloides I. W. Clokey, B. C. Templeton 1929-1 4596 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  POM599  Cercocarpus betuloides var. betuloides I. M. Johnston 1917-3-6 119 Los Angeles Evey Canyon north of Upland. 1067 Comment
  UC195331  Cercocarpus betuloides var. betuloides S. B. Parish 1916-3-27 10743 Los Angeles summit of Laurel Canyon Comment
  SBBG41343  Cercocarpus betuloides var. blancheae M. R. Benedict 1970-6-29 Los Angeles Coast Rd, W of Parson Landing Comment
  UC859446  Cercocarpus betuloides var. blancheae Ezra C. Knopf 361 Los Angeles Santa Catalina Island Comment
  LA88742  Cercocarpus traskiae Karen Searcy; 1967-4-29 45 Los Angeles Santa Catalina Island, At bottom of Gully 1 mi. WNW Salta Verde Point Comment
  CHSC26382  Cestrum purpureum Marilyn Chase 1967-7-7 177 Los Angeles Pasadena, Calif. Inst. of Tech., Earhart Plant Research Lab. Comment
  RSA0057924  Chaenactis artemisiifolia Richard G. Swinney 2010-6-23 13339 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
  UCSC001466  Chaenactis artemisiifolia Peter Kamb 1947-6-30 611 Los Angeles San Gabriel Canyon Rd. below Crystal Lake San Gabriel Canyon Rd., Crystal Lake - San Gabriel Mts. 1372 Comment
  POM351713  Chaenactis fremontii Anstruther Davidson, Hasse 1906-6-5 1464 Los Angeles Big Rock Creek. [San Gabriel Mountians] Comment
  RSA746793  Chaenactis glabriuscula R. G. Swinney 2008-3-26 8566 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA747463  Chaenactis glabriuscula R. G. Swinney 2008-4-4 8614 Los Angeles Lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  UCD130356  Chaenactis glabriuscula A. C. Sanders 2005-5-5 29870 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon. 518 Comment
  RSA652568  Chaenactis glabriuscula Frank Sparks 1948-4-17 s.n. Los Angeles Collected on side of ravine near campus [Cal Poly, Pomona ?], growing in sunny side 213 Comment
  SFV3813  Chaenactis glabriuscula M. Terrusa 1959-3-4 s. n. Los Angeles Santa Monica Mountains Malibu Canyon, Mulholland Drive. Comment
  CAS-BOT-BC277368  Chaenactis glabriuscula var. glabriuscula J. Ewan 1931-7-5 4747 Los Angeles 1 mile above Buena Vista Trail Jct., Pacoima Canyon, San Gabriel Mts. Comment
  POM351758  Chaenactis glabriuscula var. glabriuscula L. E. Hoffman 1934-5-14 s.n. Los Angeles Trail Canyon, Los Angeles Forest. Comment
  RSA0080972  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-28 12400 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
  UCR270527  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-13 12180 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  UC699714  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1890 Los Angeles Mt. Wilson, Los Angeles Co. Comment
  POM66517  Chaenactis glabriuscula var. lanosa Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  UC280141  Chaenactis glabriuscula var. orcuttiana S. B. Parish 1918-6-5 11866 a Los Angeles Playa del Rey Comment
  RSA239861  Chaenactis santolinoides John Dourley, Nick Lolonis 1968-8-20 s.n. Los Angeles near the base of Mt. Baden-Powell trail 2194 Comment
  RSA600071  Chaenactis santolinoides Steve Boyd, Lauren Raz 1997-5-20 9826 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  UCR177495  Chaenactis stevioides LeRoy Gross 2005-5-19 2284 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
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Jan 30 2017
  OBI56572  Chaenactis xantiana Steve Boyd, Lauren Raz 1997-3-26 9350 Los Angeles Liebre Mts Region: N base of Portal Ridge at the mouth of Myrick Cyn, S edge of the Antelope Valley, S of Fairmont Reservoir. t7N R15W NE 1/4 sec 14 1000 Comment
  UCR185563  Chaenactis xantiana A. C. Sanders 2007-4-25 33576 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA666730  Chamaesyce albomarginata A. C. Sanders, D. Malueg 2001-5-17 24319 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decomissioned. 122 Comment
  RSA435966  Chamaesyce albomarginata E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  CHSC85566  Chamaesyce melanadenia John Dittes 2003-12-23 853 Los Angeles Western Transverse Range; north slope of Verdugo Mts. In La Tuna Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; slope south of La Tuna Cyn. Road. 487 Comment
  RSA670948  Chamaesyce melanadenia Joseph M. Keefe 2001-1-19 30910 Los Angeles Along footpath between Betty Place and intersection of Upperton Avenue and Buena Vista Terrace and Nolden Street; ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles; 90042. 244 Comment
  RSA644179  Chamaesyce polycarpa var. polycarpa M. Bisbee 1915-5-1 s.n. Los Angeles Canyon in hills, north of Eagle Rock. Comment
  CAS-BOT-BC70011  Cheilanthes covillei John Thomas Howell 1928-2-11 3344 Los Angeles Haines Canyon, San Gabriel Mts. Comment
  UCR189868  Chenopodium R. G. Swinney 1998-7-21 6485 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  UCR277051  Chenopodium R. G. Swinney 2011-9-22 15670 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UC2030069  Chenopodium album Joseph Marlowe Keefe 2001-1-19 30905 Los Angeles Intersection of Upperton Avenue, Buena Vista Terrace and Nolden Street; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. Los Angeles County. Comment
  IRVC29001  Chenopodium berlandieri A. C. Sanders, Mark Elvin 2002-6-25 25267 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns. 305 Comment
  SBBG65293  Chenopodium berlandieri R. Hoffmann 1927-7-16 Los Angeles Chandler's Comment
  UCR223270  Chenopodium berlandieri R. G. Swinney 2009-8-19 11454 Los Angeles Transverse Range; San Gabriel Mtns., confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  UCR273572  Chenopodium berlandieri R. G. Swinney 2011-10-25 15878 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
  UCR199984  Chenopodium botrys Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1364 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  UCR61045  Chenopodium botrys R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. 'Owl Flats 488 Comment
  RSA478496  Chenopodium californicum M. B. Dunkle 1939-4-2 7202 Los Angeles San Clemente Island, southeast point. Comment
  SBBG59027  Chenopodium californicum S. A. Junak 1997-3-7 SCl 737 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  RSA0022261  Chenopodium fremontii Duncan S. Bell, Caitlin Elam 2013-8-1 5551 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  UCR189832  Chenopodium fremontii R. G. Swinney 1998-7-14 6457 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  RSA749852  Chenopodium pratericola R. G. Swinney 2005-7-8 8275 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  SD239704  Chenopodium pratericola R. G. Swinney 1998-9-4 6909 Los Angeles San Gabriel Mountains: Northwest of Wrightwood, eastern end of Jackson Flat (Mescal Creek 7.5'Q) Area burned in summer, 1997. 2287 Comment
  RSA330799  Chenopodium pratericola Wayne E. Sawyer 1981-7-31 116 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.8 mi from Dawson Saddle 2287 Comment
  UCR66734  Chenopodium pumilio L. C. Wheeler 1932-7-2 00894 Los Angeles San Gabriel Mtns., San Dimas Canyon 457 Comment
  RSA661189  Chlorogalum pomeridianum var. pomeridianum LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 405 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  RSA249757A  Chorizanthe brevicornu var. brevicornu Robert F. Thorne 1973-5-11 43467 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  RSA585357  Chorizanthe brevicornu var. brevicornu Tim S. Ross 1991-4-27 4698 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCR204039  Chorizanthe perfoliata R. G. Swinney 2005-5-14 8233 Los Angeles San Gabriel Mountains, north of Juniper Hills, south of Pear Blossom, southeast corner of Tejon Road and Longview Road (131st Street) 1091 Comment
  CAS-BOT-BC244724  Chorizanthe staticoides Ralph Hoffmann 1930-5-19 s.n. Los Angeles 4 miles west of Castaic Comment
  POM306235  Chorizanthe staticoides Henry J. Ramsey, Henry J. Ramsey 1937-5-27 s.n. Los Angeles N. Craig Avenue, Altadena. Comment
  RSA524084  Chorizanthe staticoides Tim S. Ross, S. D. Boyd 1990-6-6 2840 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UC153414  Chorizanthe staticoides Ernest Braunton 1901-5-19 Los Angeles foothills Santa Monica Mountains near Griffth Park (Western Ave.); foothills Santa Monica Mountains near Griffith Park Comment
  UC520247  Chorizanthe staticoides Carl Epling, N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon , Los Alisos Canyon (Santa Monica Mountains) Comment
  UCR245450  Chorizanthe staticoides Elizabeth A. Kempton, Eric Paul 2006-6-11 387 Los Angeles San Gabriel Mountains, Tick Canyon, unpaved road planned for development [Green Court Drive] 568 Comment
  UCR85184  Chorizanthe staticoides Robert Hamilton 1995-5-9 s.n. Los Angeles Pole Canyon above Soledad River near Canyon Country 610 Comment
  NY285657  Chorizanthe staticoides var. latiloba A. D. E. Elmer 06 1902 3689 Los Angeles Acton Comment
  UCR146469  Chorizanthe watsonii Orlando Mistretta 1992-5-25 433 Los Angeles Transverse Ranges; San Gabriel Mountains, Fenner Canyon Conservation Camp, between camp boundary and water tower 1713 Comment
  RSA716889  Chorizanthe xanti var. xanti LeRoy Gross 2006-6-19 2520 Los Angeles Forest Service road survey: Santa Clara Divide. Along road (3N17.6) from North Fork Saddle Station east to near 34.37875, 118.23062. Comment
  SBBG62366  Chorizanthe xanti var. xanti R. Hoffmann 1925-5-14 Los Angeles Antelope Valley Comment
  UCR228424  Chorizanthe xanti var. xanti Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8053 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  UCR45033  Chrysanthemum coronarium A. C. Sanders 1986-7-30 6809 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  SBBG126144  Cicer arietinum A. C. Sanders with T. B. Salvato, M. Provance 2009-5-26 36931 Los Angeles San Gabriel River between Bassett and S El Monte, from Hwy 60 crossing to above confluence with Sa Jose Crk, vicinity of Thienes Ave public access to San Gab Riv greenway 71 Comment
  RSA0070585  Cirsium brevistylum L. C. Wheeler 1948-7-17 6664 Los Angeles San Gabriel Mountains: Chantry Flat, Big Santa Anita Canyon. Comment
  UCR127634  Cirsium occidentale Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2914 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA0059669  Cirsium occidentale Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5325 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  CAS-BOT-BC285399  Cirsium occidentale var. californicum John Thomas Howell 1931-5-29 6557 Los Angeles Westwood Hills, Santa Monica Mts. Comment
  LA35974  Cirsium occidentale var. californicum Peter H. Raven; 1959-5-9 14179 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  CDA1383  Cirsium occidentale var. coulteri Phillipson 1915-6-9 s.n. Los Angeles Arcadia; eastern part of town. Comment
  RSA188188  Cirsium occidentale var. occidentale R. F. Thorne, Percy C. Everett 1965-6-23 35014 Los Angeles Santa Catalina Island, lower part of Hamilton Canyon along stream bed. 61 Comment
  SBBG65966  Cirsium occidentale var. venustum R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  RSA608381  Cirsium vulgare L. C. Wheeler 1933-7-12 1932 Los Angeles Mouth of San Antonio Canyon, San Gabriel Mts. 731 Comment
  CAS-BOT-BC438743  Cistanthe monandra L. R. Abrams 1941-4-24 13939 Los Angeles Between Big Rock Creek and Little Rock Creek on State Highway 138 Comment
  CAS-BOT-BC438758  Cistanthe monandra Alice Eastwood 1906-5-27 2 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  CAS-BOT-BC172438  Clarkia bottae Tim Ross; Orlando Mistretta 1993-5-27 7328 Los Angeles W end of San Gabriel Mtns., ridge dropping westward from Loop Canyon road (at 3060 ft) toward Wilson Canyon 670 Comment
  POM196709  Clarkia bottae Bonnie C. Templeton, I. W. Clokey 1929-5-20 4534 Los Angeles Mandeville Canyon, Santa Monica Mountains. 244 Comment
  RSA702091  Clarkia cylindrica Scott D. White, Pam DeVries 2004-5-18 10422 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
  POM3139  Clarkia dudleyana H. P. Chandler 1897-5-24 s.n. Los Angeles Claremont. (Palmer s Canyon). Comment
  SEINET235622  Clarkia dudleyana Scott D. White 1997-5-8 5075 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom ajd adjacent slopes below Morris Dam. 275 Comment
  RSA609955  Clarkia dudleyana R. S. Woglum 1930-5-10 s.n. Los Angeles Western Transverse Ranges: San Fernando Valley. North Hollywood. Comment
  SBBG130884  Clarkia epilobioides S. A. Junak 1999-5-7 SCa 897 Los Angeles between Cape and Middle Ranch Cyns, overlooking Cape Cyn Reservoir, just W of conspicuous butte on ridge 475 Comment
  UCR99486  Clarkia heterandra Steve Boyd, Lauren Raz 1997-5-20 9795 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  RSA164859  Clarkia rhomboidea Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  SEINET10632448  Clarkia rhomboidea Robert F. Thorne 1971-6-26 Thorne 40608 Los Angeles Sam Gabriel Mts., Angeles National Forest: Yellow pine-mixed evergreen forest N slope San Gabriel Peak, elev. ca 4700 feet. 1435 Comment
  RSA599881  Clarkia unguiculata Steve Boyd, Lauren Raz 1997-5-6 9726 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UCR259994  Clarkia unguiculata R. G. Swinney 2010-6-21 13304 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  RSA599504  Claytonia exigua subsp. exigua Steve Boyd, Lauren Raz 1997-3-26 9329 Los Angeles Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1097 Comment
  SD252355  Claytonia parviflora Steven A. Junak 2000-4-1 Sca 1162 Los Angeles Santa Catalina Island: On E side of Cherry Canyon, ca. 0.1 mile from road to camp, along main road. 67 Comment
  RSA678323  Claytonia parviflora subsp. parviflora V. Soza, LeRoy Gross 2002-4-3 1381 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 549 Comment
  RSA775864  Claytonia parviflora subsp. parviflora Orlando Mistretta, Christine Mistretta 2010-5-26 5198 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  RSA0005227  Claytonia parviflora subsp. viridis Anstruther Davidson, Hasse 1906-6-6 1507 Los Angeles San Gabriel Mountains 1524 Comment
  RSA729662  Claytonia perfoliata R. G. Swinney 1998-7-2 6261 Los Angeles San Gabriel Mtns.: NE of Table Mountain, Wrightwood area, 0.8 mi NE of junction of roads 4N21B, 4N21A, and 4N21 2110 Comment
  RSA746962  Claytonia perfoliata R. G. Swinney 2008-4-9 8622 Los Angeles Glendora, Wildwood Canyon 329 Comment
  RSA762354  Claytonia perfoliata R. G. Swinney 2009-3-10 10055 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA126702  Claytonia perfoliata subsp. mexicana H. J. Thompson 1959-4-19 1934 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  RSA580449  Claytonia rubra subsp. rubra Timothy S. Ross, Steve Boyd 1994-5-11 7814 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  CAS-BOT-BC91391  Clematis lasiantha I. Johnston 1917-5-6 1916 Los Angeles Ebey Canon [Canyon]. 914 Comment
  RSA386219  Clematis lasiantha A. Menke 1955-4-23 s.n. Los Angeles Side canyon of San Francisquito Canyon. Comment
  UC1922477  Clematis lasiantha Valerie Soza, Miriam Sidibeh 2003-3-26 1622 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Near junction of Ridge Motorway and Gladys Mtwy, off junction of Camino San Rafael and Flintridge Dr, SSW of Flint Peak. 564 Comment
  UCR208918  Clematis lasiantha P. H. Raven, R. F. Thorne 1964-5-7 19008 Los Angeles Transverse Ranges; Santa Monica Mountains, Saddle Rock Ranch, near Seminole Hot Springs 610 Comment
  LA201856  Clematis ligusticifolia Peter H. Raven; 2003-9-4 Los Angeles Comment
  POM296622A  Clematis ligusticifolia Lyman Benson 1948-10-25 13542 Los Angeles Spring one mile above mouth of San Antonio Canyon, Pacific Slope Drainage Area, San Gabriel Mountains. 793 Comment
  RSA386249  Clematis ligusticifolia Edwin Kline 1924-8-31 s.n. Los Angeles San Fernando Valley Comment
  UC9085  Clematis ligusticifolia W. H. Brewer 34 Los Angeles Los Angeles Comment
  RSA188009  Cleome isomeris R. F. Thorne 1966-4-30 36342 Los Angeles Santa Catalina Island; mouth of Gallagher's Canyon. 8 Comment
  JEPS14050  Cleome serrulata Rimo Bacigalupi with Leroy Custer 1952-8-9 3901 Los Angeles n side San Gabriel Mountains; , Mouth of Holcomb Canyon 1188 Comment
  CAS-BOT-BC423126  Cleomella obtusifolia Carl B. Wolf 1932-9-15 4086 Los Angeles Mojave Desert. Antelope Valley. 2 blocks W. of center of town of Lancaster. 718 Comment
  UC511788  Cleomella obtusifolia Frank W. Peirson 1933-5-13 10661 Los Angeles 12 mi s Muroc Comment
  CAS-BOT-BC423117  Cleomella obtusifolia W. R. Dudley; F. H. Lamb 1896-6-4 4323 Los Angeles Near Lancaster Comment
  RSA152477  Collinsia heterophylla R. C. Bacigalupi, G. Thomas Robbins, L. R. Heckard 1953-6-15 4198 Los Angeles Along and just below Mendenhall Ridge, leading to Mt. Gleason, Angeles National Forest. 1128 Comment
  RSA408282  Collinsia heterophylla L. E. Hoffman 1929-5-14 17112 Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  SBBG122017  Collinsia parryi A. Parikh, N. Gale 2005-4-13 2102 Los Angeles Long Cyn, 0.9 km N of Potrero Cyn, 1.9 km SE of Del Valle, Newhall Ranch; Santa Susana Mtns 330 Comment
  UCR179620  Colutea arborescens R. G. Swinney 1991-1 1597 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin 335 Comment
  SFV21107  Conium maculatum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1107 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. South of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 457 Comment
  RSA470545  Conium maculatum Alice Jane Merritt 1893-6-15 s.n. Los Angeles 23 St. Los Angeles Comment
  CDA37737  Convolvulus arvensis Kenneth Stephens 1958-6-16 s.n. Los Angeles Antelope Valley. 0 Comment
  CAS-BOT-BC285956  Conyza bonariensis Geo. B. Grant 1906-8-7 7157 Los Angeles Pasadena Comment
  RSA604493  Conyza canadensis L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. Comment
  UCR194085  Conyza floribunda A. C. Sanders, Dan S. Cooper 2008-1-11 34415 Los Angeles South Coast; Los Angeles Basin, Taylor Yards State Park, Los Angeles, San Fernando Rd. near Eagle Rock Blvd. between the RR and San Fernando Rd. 102 Comment
  RSA724655  Cordylanthus filifolius K. Dobry 1991-6-27 d- 781 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  POM4479  Cordylanthus rigidus subsp. setiger L. R. Abrams 1900-8-10 881 Los Angeles San Gabriel Mountians: San Gabriel Canyon. Comment
  JEPS86574  Coreopsis bigelovii Roy E. Buck 1988-4-9 888 Los Angeles s side of Antelope Valley (e of Largo Vista Rd. ca. 3.1 rd. mi s of CA hwy. 138, on w facing slope above large wash) 1280 Comment
  RSA702537  Coreopsis bigelovii Scott D. White 2004-5-5 10284 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  RSA765196  Coreopsis bigelovii Justin M. Wood 2010-5-10 1599 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR205615  Coreopsis bigelovii R. G. Swinney 2008-5-12 8831 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  CDA1015  Coreopsis gigantea D. G. Kelch 1991-3-17 1326 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA176514  Coreopsis gigantea Peter H. Raven 1960-3-15 13852 Los Angeles Point Dume, Santa Monica Mtns. 23 Comment
  JEPS26087  Corethrogyne filaginifolia Henry J. Thompson 1958-10-10 1808 Los Angeles 0.5 mi e Saddle Peak; Santa Monica Mountains, Saddle Peak 701 Comment
  POM356115  Corethrogyne filaginifolia F. R. Fosberg 1930-6-30 3065 Los Angeles Del Rey. 2 Comment
  UC1584886  Corethrogyne filaginifolia Tim Ross and Steve Boyd 1991-7-24 5632 Los Angeles nne slope Granite Mountain Pacifico Mountain USGS 7.5' quadrangle 1901 Comment
  CAS-BOT-BC32931  Corethrogyne filaginifolia var. filaginifolia Frank Warrington Peirson 1923-10-7 4159 Los Angeles San Gabriel Mts. Newhall, Railroad Station Comment
  POM304731  Corethrogyne filaginifolia var. filaginifolia Henry J. Ramsey, Henry J. Ramsey 1937-9-2 I 65 Los Angeles Lady Bug Canyon, Angeles Crest Highway Comment
  POM356145  Corethrogyne filaginifolia var. glomerata F. R. Fosberg 1931-8-11 S 5650 Los Angeles Pine Flats, Islip Trail, 1/2 mile below Big Cienega, N fork San Gabriel Canyon, San Gabriel Mountains. 1900 Comment
  RSA575566  Cornus sericea subsp. occidentalis R. G. Swinney 1994-6-11 2876 Los Angeles W of Wrightwood, approx. 1.5 miles SE of Big Pine Forest Service Center on Blue Ridge Nature Trail. Ca. 100 ft. W of trail in stream bottom. 2255 Comment
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Nov 23 2013
  UC56496  Cornus sericea subsp. sericea Ernest Braunton Aug 1902 652 Los Angeles Oak Knoll Comment
  SD80058  Coronopus didymus C. W. Tilforth 1970-4-17 258 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  RSA675011  Cotoneaster pannosus LeRoy Gross 2003-2-22 750 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA616147  Cotula australis Valerie L. Soza 1998-5-3 99 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  RSA801741  Cotula australis Simonsen's Nursery 1953-1-24 s.n. Los Angeles Bellflower. Comment
  UCR97808  Cotula coronopifolia Scott D. White 1997-3-12 4748 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCR220953  Crassula connata Dan S. Cooper 2010-3-29 20100317- 17 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC427732  Crassula connata M. B. Dunkle 1940-3-18 7411 Los Angeles Channel Islands. West end of Santa Barbara Island Comment
  RSA423449  Crassula connata var. erectoides Louis Greata 1901-03 s.n. Los Angeles Highland Park. Comment
  UCR142753  Crassula tillaea L. C. Wheeler 1967-4-5 9173 Los Angeles San Gabriel Mtns, Vicinity of Rose Bowl, Arroyo Seco [presently Brookside Golf Course] 262 Comment
  SBBG18705  Cressa truxillensis E. R. Blakley 1963-4-7 5503 Los Angeles Little Harbor 15 Comment
  RSA306167  Cressa truxillensis Fay A. MacFadden 1934-9-10 12928 Los Angeles Culver City. Comment
  SBBG131954  Crypsis vaginiflora S. A. Junak 2000-5-19 SCa 1305 Los Angeles Deer Valley Reservoir, E of Two Harbors 152 Comment
  UCR252564  Cryptantha R. G. Swinney 2010-6-21 13261 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
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Dec 7 2018
  RSA600810  Cryptantha circumscissa L. C. Wheeler 1967-5-24 9739 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  SFV3076  Cryptantha circumscissa K. A. Wilson 1961-4-27 1165 Los Angeles San Gabriel Mountains Soledad Canyon. Base of small canyon adjacent to Bee Canyon. 610 Comment
  UCR116287  Cryptantha circumscissa B. G. Pitzer 1998-5-12 3703 Los Angeles Western Mojave Desert, W side of 170th Street East, 0.5 mi. south of Avenue 'J' (N5), and c. 0.2 mi. north of the west entrance to Saddleback Butte State Park 890 Comment
  RSA640276  Cryptantha clevelandii R. F. Thorne 1971-5-17 41369 Los Angeles Santa Catalina Island: Ben Weston Beach. 6 Comment
  SBBG95479  Cryptantha clevelandii M. B. Dunkle 1929-4-7 2097 Los Angeles near sea, White's Landing Comment
  POM368354  Cryptantha clevelandii James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  UCR193574  Cryptantha decipiens R. G. Swinney 1999-4-5 7059 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
  UCR251876  Cryptantha intermedia Victoria M. Woods, David G. Cook 2014-5-10 27 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail at Baldy Mtn. Rd turnoff 1043 Comment
  UCSB5548  Cryptantha intermedia H., J. 1934-7-20 Los Angeles San Dimas Exp. Forest; by Fern Shelter house; Sec. 3, T1N, R8W 1447 Comment
  SD39884  Cryptantha intermedia var. johnstonii Edith A. Purer 1931-3-19 1505 Los Angeles El Segundo Comment
  UC306221  Cryptantha leiocarpa S. B. Parish 1918-6-5 11864 Los Angeles Playa del Rey Comment
  RSA524630  Cryptantha micrantha var. lepida T. S. Ross, Steve D. Boyd 1990-5-17 2598 Los Angeles Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1613 Comment
  UCR93301  Cryptantha micrantha var. micrantha T. S. Ross, J. M. Porter 1994-5-1 7577 Los Angeles SW Mojave Desert, Open desert, c. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  RSA0076102  Cryptantha microstachys L. R. Abrams 1901-4-1 1203 Los Angeles Ballona Harbor. Comment
  UCR126895  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  POM78979  Cryptantha microstachys I. M. Johnston 1925-7-8 s.n. Los Angeles south trail to Baldy Lookout 1645 Comment
  RSA561821  Cryptantha microstachys Steve Boyd, Orlando Mistretta 1993-6-3 8175 Los Angeles north of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons 914 Comment
  SFV8262  Cryptantha muricata T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1619 Los Angeles San Gabriel Mountains Chilao Flat, along Chilao Creek. 1570 Comment
  UCR255818  Cryptantha muricata R. G. Swinney 2010-5-4 12498 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR99594  Cryptantha muricata R. G. Swinney 1994-3-19 2716 Los Angeles San Gabriel Mtns., Glendora, 2.5 mi northwest of Big Dalton Canyon Road at Glendora Mountain Rd, c. 100 m below (S) of road 549 Comment
  RSA0079310  Cryptantha muricata var. jonesii Scott D. White, Justin Wood 2008-5-6 11932 -B Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  RSA0079319  Cryptantha muricata var. jonesii Wayne E. Sawyer 1981-6-11 15 Los Angeles Ca Hwy 2 between Dawson Saddle and Junction of Hwy 39, 2.75 from Dawson Saddle. 2241 Comment
  RSA0079345  Cryptantha muricata var. jonesii George B. Grant 1906-6-19 s.n. Los Angeles Summit of Mt. Wilson. 1828 Comment
  SBBG24810  Cryptantha muricata var. muricata R. N. Philbrick 1965-5-20 B 65 -1176 Los Angeles 1 mi E of Agua Dulce Rd and ca. 1 mi S of Antelope Valley Freeway 701 Comment
  RSA0079221  Cryptantha muricata var. muricata W. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Angeles National Forest: Sawmill Campground, Sawmill Mt. 1615 Comment
  UCR277397  Cryptantha similis R. G. Swinney 2010-6-1 13167 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA725832  Cryptantha simulans R. G. Swinney 1997-6-25 5651 Los Angeles San Gabriel Mtns.: west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  SD69480  Cryptantha wigginsii Robert F. Thorne 1966-4-5 35850 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 105 Comment
  RSA394304  Cucurbita foetidissima Jack Rempel 1932-5-9 s.n. Los Angeles El Segundo. Comment
  SEINET10625784 Image available Cucurbita pepo Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2582 Los Angeles City of San Gabriel. Howie's Ranch Market, 6580 N. San Gabriel. Comment
  RSA0051642  Cuscuta A. L. Haines 1951-04 s.n. Los Angeles Chatsworth Hills. 304 Comment
  UCR204058  Cuscuta californica R. G. Swinney 2005-7-8 8280 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  SFV21462  Cuscuta subinclusa L. Gross, V. Soza, S. Tessel 2001-6-4 395 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. Cleared area for fire safety near homes. Dry, south-facing hillside. 274 Comment
  UCR177772  Cuscuta subinclusa LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 395 Los Angeles Vedugo Mountains, Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  SD247384  Cylindropuntia californica var. parkeri R. G. Swinney 2010-4-1 12170 Los Angeles Hansen Dam Basin, within 200 meters east of Orcas Park, 50 meters north of stream channel of Big Tujunga Wash. 331 Comment
  SBBG13325  Cylindropuntia prolifera E. R. Blakley 1962-6-10 5239 Los Angeles above and N of Seal Cove 60 Comment
  IRVC28989  Cynara scolymus A. C. Sanders 2003-6-18 26929 Los Angeles near mouth of "Off-haul Canyon" ca. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
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Dec 5 2007
  CAS-BOT-BC190268  Cynodon dactylon Geo. B. Grant 1904-5-10 s.n. Los Angeles Pasadena. Comment
  RSA258432  Cynodon dactylon C. W. Tilforth 1972-8-15 619 Los Angeles [Rancho Santa Ana Botanic Garden, Claremont.] 412 Comment
  RSA483544  Cynodon dactylon Grethe Moskedahl 1923-4-23 s.n. Los Angeles Downey. Comment
  UCR125619  Cynodon transvaalensis A. C. Sanders 2003-5-22 26810 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR259359  Cyperus eragrostis R. G. Swinney 2010-4-20 12291 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA365127  Cyperus eragrostis Robert Gustafson 1980-4-29 2216 Los Angeles Ballona Wetlands, Area 2. Comment
  CAS-BOT-BC114413  Cyperus erythrorhizos Grace Cole Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas Comment
  UCR205594  Cystopteris fragilis R. G. Swinney 2008-5-13 8860 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR95378  Cystopteris fragilis Steve Boyd, Orlando Mistretta 1996-5-1 8757 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  UCR209463  Datisca glomerata R. G. Swinney 2008-10-10 9565 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR199670  Datura stramonium Scott D. White, Ed Kentner, Amanda Breen 2007-7-18 11759 Los Angeles Los Angeles Basin, Whittier Narrows Recreation Area south of the 60 fwy and west of 605 fwy. 'Legg Lake 64 Comment
  SD69538  Datura wrightii Robert F. Thorne, P. Everett 1965-6-22 34929 Los Angeles Santa Catalina Island: open fields S of Avalon golf course in Avalon Canyon 91 Comment
  CATA63  Daucus pusillus USC Wrigley Interns: Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 39 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  CAS-BOT-BC130909  Deinandra clementina Huron H. Smith 1912-5-31 5055 Los Angeles Pebble Beach Road, Santa Catalina Isl. 7 Comment
  CAS-BOT-BC130913  Deinandra clementina Alice Eastwood 1917-7-20 6533 Los Angeles Santa Catalina Island Comment
  HSC47200  Deinandra clementina M. B. Dunkle 1939-5-28 8113 Los Angeles E side, Santa Barbara Island Comment
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May 16 2012
  SBBG34796  Deinandra clementina S. A. Junak with M. L. Hoefs 1998-6-12 SCa 722 Los Angeles just W of N end of Catalina Harbor, just upslope from powerline 36 Comment
  OBI70278  Deinandra fasciculata Louis C. Wheeler 1967-5-23 9664 Los Angeles 1 mi E SE honby T4N R15W SE1/4 NE 1/4 sec 30 472 Comment
  CAS-BOT-BC294069  Deinandra kelloggii Louis C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd. at Eaton Wash, Pasadena 213 Comment
  UC2015615  Deinandra minthornii Scott D. White 1995-10-19 3719 Los Angeles S edge of Santa Susana Mts, above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Bl.); 0.7-1.0 air mi SE of Chatsworth Pk. Comment
  UC854074  Delphinium cardinale Ira W. Clokey, B. Templeton June 1929 4580 Los Angeles hill side Santa Monica Mountains, Mandeville Canyon 300 Comment
  RSA604721  Delphinium cardinale Louis C. Wheeler 1931-6-3 S 36 Los Angeles Claremont. 381 Comment
  SBBG55838  Delphinium parryi subsp. parryi L. Topp 1967-5-22 175 Los Angeles SE of Foothill and Mills, Claremont 396 Comment
  LA52168  Delphinium patens subsp. hepaticoideum W. O. Griesel; 1936-4-25 Los Angeles SANTA MONICA MOUNTAINS, Elizabeth Lake. Comment
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Jul 14 2016
  RSA0098839  Delphinium patens subsp. montanum R. G. Swinney 2011-6-7 15047 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  UC112890  Dendromecon harfordii Katharine Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  RSA0091340  Dendromecon rigida R. G. Swinney 2011-5-12 14691 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  SFV16792  Dendromecon rigida J. D. Dilley, J. M. Kneitel 1997-2-23 s. n. Los Angeles San Gabriel Mountains Big Tujunga Canyon Road, about 1 mile east of ranger station. Comment
  POM158256  Dendromecon rigida subsp. rhamnoides M. B. Dunkle 1928-5-20 1963 Los Angeles Head of Swain's Canyon, Santa Catalina Island. 396 Comment
  CAS-BOT-BC43349  Descurainia pinnata subsp. glabra Timothy S. Ross 1991-4-27 4660 Los Angeles Mojave Desert. Fort Tejon Road, 0.1 mile west of its junction with Highway 138 (and hiking +-S to SW). 1203 Comment
  RSA369571  Descurainia sophia Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA621296  Descurainia sophia L. C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek 1 mile north of Big Rock Springs. 1143 Comment
  RSA652532  Dicentra chrysantha T. C. Thomas 1974-7-5 s.n. Los Angeles Vincent Gap, Hwy 2. 1768 Comment
  RSA773530  Dicentra chrysantha R. G. Swinney 2009-6-28 11290 Los Angeles San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge, on east side of main channel, 1 mi. north of Foothill Blvd. on east side of El Encanto Parkway. 194 Comment
  UCR141811  Dicentra chrysantha June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, roadside between Grassy Hollow Campground andVincent Gap on the Angeles Crest Hwy, Angeles National Forest 2317 Comment
  UCR270465  Dicentra chrysantha R. G. Swinney 2011-6-30 15415 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CAS-BOT-BC499439  Dichelostemma capitatum Reid Moran 1941-3-11 699 Los Angeles Ridge north of Middle Ranch, Santa Catalina Island Comment
  RSA233598  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1970-3-6 39402 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA367522  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1928-4-10 1819 Los Angeles Johnson s canyon Comment
  RSA533481  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-3-9 4200 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA640805  Dichelostemma capitatum subsp. capitatum L. C. Wheeler 1931-4-10 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  POM17606  Dieteria canescens var. canescens P. A. Munz 1923-8-30 7664 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  RSA600885  Digitaria ischaemum L. C. Wheeler 1945-10-30 6163 Los Angeles San Gabriel Mountains. Kinneloa Canyon. 365 Comment
  RSA602820  Digitaria sanguinalis L. C. Wheeler 1931-8-6 S- 42 Los Angeles 2.5 miles NE of La Verne 412 Comment
  RSA0062640  Digitaria sanguinalis A. E. Hersh 1950-7-10 s.n. Los Angeles Garden, 4111 Wade Street, Venice. 30 Comment
  CAS-BOT-BC153188  Diplacus johnstonii Le Roy Abrams 1901-7-10 1892 Los Angeles Wilson's Peak Comment
  OBI59435  Diplacus johnstonii David M. Thompson 1988-5-26 916 Los Angeles San Gabriel Mts, 3.0 mi SE of Valyermo-Big Pines rd along Big Rock Crk rd, NE side of road; T4N, R9W, NW1/4, SW 1/4 S27 Comment
  SBBG96968  Diplacus parviflorus S. Boyd, T. Ross, L. Arnseth 1990-4-8 4312 Los Angeles near Malo Pt, cyn S of Bryce Cyn Comment
  RSA530708  Diplotaxis tenuifolia H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach. Comment
  SBBG12185  Distichlis littoralis E. R. Blakley 1961-9-23 4729 Los Angeles Ballast Pt, Catalina Harbor 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
  CAS-BOT-BC195622  Distichlis spicata W. A. Silveus 1938-6-19 3696 Los Angeles Long Beach Comment
  SBBG41339  Distichlis spicata M. R. Benedict 1970-6-27 Los Angeles upper beach, Little Harbor Comment
  RSA461487  Dodecatheon clevelandii Anstruther Davidson 1890-02 s.n. Los Angeles Los Angeles. Comment
  RSA187819  Dodecatheon clevelandii subsp. insulare Robert F. Thorne 1966-4-7 35957 Los Angeles Cherry Valley, Santa Catalina Island. 46 Comment
  RSA249737  Dodecatheon clevelandii subsp. insulare Robert F. Thorne, M. Z. Thorne 1973-2-12 42465 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  RSA461365  Dodecatheon clevelandii subsp. sanctarum Howard Mullins 1931-3-21 s.n. Los Angeles Santa Susana. Comment
  RSA461939  Dodecatheon jeffreyi H. de Forest 1931-06 s.n. Los Angeles Along Ridge Route. Comment
  CAS-BOT-BC129961  Dodecatheon redolens Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10065 Los Angeles Lilly Spring, n. slope Mt. Hawkins, San Gabriel Mts. Comment
  UCR204013  Dodecatheon redolens R. G. Swinney 2001-9-15 8135 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  RSA226930  Draba corrugata var. corrugata R. F. Thorne 1971-8-25 41264 Los Angeles ANGELES NATIONAL FOREST: Lily Spring on northwest slope of Mt. Hawkins. Comment
  CAS-BOT-BC435200  Drosanthemum floribundum G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  CAS-BOT-BC159708  Drymocallis cuneifolia var. ewanii Wesley Griesel 1963-7-27 729 Los Angeles Lodgepole Picnic Area, State Hwy #2, San Gabriel Mts. 2286 Comment
  RSA680062  Drymocallis glandulosa var. glandulosa Mark A. Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 354 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi W of gate. Comment
  LA1763  Dryopteris arguta Carl Epling; Lincoln Ellison 1929-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA0022953  Dryopteris arguta Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5130 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
  SFV21084  Dryopteris arguta L. Gross, V. Soza, N. Gilbert 2000-10-18 296 Los Angeles Verdugo Mountains Hostetter Mountainway near above coordinates. 640 Comment
  UC399300  Dryopteris arguta G. B. Grant Feb. 1903 Los Angeles Covina Comment
  CAS-BOT-BC428121  Dudleya cymosa subsp. cymosa K. Nakai; D. Verity; J. Ross 1981-5-21 764 Los Angeles Santa Monica Mountains, ca. 0.6 mi. SE of junction of Decker Rd. and Carlise Rd. (34 deg. 07' 19 N, 118 deg. 50' 45 W) 457 Comment
  RSA423502A  Dudleya cymosa subsp. pumila L. E. Hoffman 1929-6-23 s.n. Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  UCR124644  Dudleya densiflora B. C. Templeton, I. W. Clokey 1936-5-18 5660 Los Angeles San Gabriel Mountains, San Gabriel Canyon, from 0.5 mi. below dam to 1.0 mi. above 488 Comment
  SD132745  Dudleya hassei James C. Dice, Michael Donoghue and Terry Martin 1983-5-20 346 Los Angeles Santa Catalina Island, northeast-facing slope above Pebbly Beach Drive, between Avalon Bay and Abalone Point. 24 Comment
  CAS-BOT-BC428412  Dudleya lanceolata Alice Eastwood 1919-5-29 9008 Los Angeles San Gabriel Canyon Comment
  RSA0110505  Dudleya lanceolata R. G. Swinney 2010-6-1 13141 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA786894  Dudleya multicaulis Doris Bowers 1957-5-22 741 Los Angeles Hill N/W of San Dimas 305 Comment
  UC1713540  Dudleya multicaulis I. M. Johnston May 1917 1290 Los Angeles hills n Claremont (Johnson's Pasture); San Antonio Mountains 609 Comment
  RSA598228  Dudleya virens James C. Dice 1983-6-7 351 Los Angeles Point Vicente, 0.4 km east of lighthouse, along south edge of Palos Vedes Drive South 67 Comment
  LA33382  Echinochloa colona Peter H. Raven; Henry J. Thompson 1959-10-31 14719 Los Angeles 304 Comment
  UCD60820  Echinochloa crus-galli Peter H. Raven; Henry J. Thompson 1959-9-6 14404 Los Angeles Malibu Creek, Santa Monica Mountains. 12 Comment
  UCSB42947  Ehrendorferia ochroleuca Martincich, M. 1980-4-5 Los Angeles Highway 23 at summit, east of Highway 1 731 Comment
  CDA2027  Ehrharta calycina T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5082 Los Angeles Channel Islands; San Clemente Island; San Clemente Island: West Cove, SW of the new landing field; Elev. 20 feet. Comment
  RSA752476  Ehrharta calycina Justin M. Wood 2009-4-22 525 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  CDA20562  Ehrharta erecta M. O'Brien 2005-7-24 MOB 6 -05 Los Angeles South Coast; La Piedra Beach, Malibu. 0 Comment
  SD260870  Ehrharta erecta D. E. Bramlet 2010-1-12 4439 Los Angeles South Coast: Oxford Basin, Marina del Rey, between Admiralty Way & Washington Blvd., near bike path. 0 Comment
  RSA191373  Elatine brachysperma R. F. Thorne 1967-7-19 37211 Los Angeles Angeles National Forest, Crystal Lake Recreation Area 1691 Comment
  RSA0088586  Eleocharis R. G. Swinney 2010-9-13 13838 Los Angeles 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
  SEINET7586405 Image available Eleocharis montevidensis Unknown 1967-10-10 37338 Los Angeles San Gabriel Mts, Angeles National Forest, Jackson Lake, NW end of lake. 1867 Comment
  CHSC118270  Eleocharis parishii P. F. Zika; Nick Otting 2010-8-4 25260 Los Angeles W and S shores of Jackson Lake, Big Pines Highway. San Gabriel Mountains (SnGb). 1860 Comment
  POM11252  Eleocharis parishii I. M. Johnston 1917-8-23 1631 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  SEINET10753316  Eleusine indica Scott D. White 2003-10-14 White 9835 Los Angeles San Gabriel Mountains: Foothills above Sierra Madre. Los Angelis Dept of Public Works "Sierra Madre Villa" Debris Basin. Mt. Wilson. T1N R11W S18, NW1/4. 335 Comment
  UC814653  Elodea canadensis Louis C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Canyon Dam; San Gabriel Mts. 411 Comment
  SEINET13203234 Image available Elymus X hansenii R. G. Swinney 2011-1 15251 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 (Waterman Mt. 7.5' Q.) 1780 Comment
  UCR157991  Elymus cinereus David Charlton, Mark Hagen 1989-6-30 3256 A Los Angeles Western Mojave Desert, southwest of Piute Ponds, Edwards Air Force Base 701 Comment
  HSC83405  Elymus condensatus D. L. Koutnik 1978-6-3 Los Angeles Cold Creek Rd. between Mulholland Hwy. and Old Topanga Canyon Rd. 305 Comment
  UCR216569  Elymus condensatus Dan S. Cooper 2010-6-16 610- 71 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cadman Drive, SE corner of Griffith Park 137 Comment
  POM365344  Elymus glaucus C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. 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
  UCR256161  Elymus glaucus R. G. Swinney 2010-6-4 13032 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
  CAS-BOT-BC206748  Elymus glaucus subsp. glaucus G. B. Grant 1902-6-10 5109 Los Angeles Summit Mt. Wilson Comment
  CAS-BOT-BC206753  Elymus glaucus subsp. glaucus Geo. B. Grant 1904-5-5 6178 Los Angeles Pasadena Comment
  UCD62338  Elymus glaucus subsp. glaucus Beecher Crampton 1964-6-20 7015 Los Angeles Ca. 18 miles n.e. Glendora, San Dimas Experimental Forest, Tanbark Headquarters, San Gabriel Mtns. 1219 Comment
  RSA549172  Elymus glaucus subsp. jepsonii Timothy S. Ross, Peter Fritsch 1990-6-20 3693 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1329 Comment
  POM50637  Elymus multisetus A. D. E. Elmer 1902-06 3644 Los Angeles Acton, Mt. Gleason Comment
  RSA529910  Elymus trachycaulus subsp. trachycaulus Timothy S. Ross 1991-8-16 5815 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA0127179  Elymus trachycaulus subsp. trachycaulus Louis C. Wheeler 1967-7-15 10016 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  RSA177775  Emmenanthe penduliflora Robert F. Thorne, P. Everett 1965-5-11 34582 Los Angeles N side of N beach of Little Harbor; Santa Catalina Island 15 Comment
  SBBG132334  Encelia californica J. Savage, J. Junak 2003-4-20 ENCA- 1 Los Angeles China Beach rd 106 Comment
  UCR219469  Encelia californica R. G. Swinney 2009-3-19 10141 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  UCSB9942  Encelia californica Olsen, Meryl 1954-4-15 Los Angeles In Claremont 365 Comment
  CAS-BOT-BC81806  Ephedra nevadensis Robert F. Thorne 1973-5-11 43500 Los Angeles San Gabriel Mts., Mojave Desert Slope: [Bob's] Bobs Gap, Holcomb Ridge 1219 Comment
  RSA0116182  Epilobium brachycarpum R. G. Swinney 2010-10-5 13985 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  CATA3510  Epilobium canum Julia Parish 2017-12-14 043 Los Angeles Santa Catalina Island: Pacific side; China Point watershed 145 Comment
  CAS-BOT-BC166187  Epilobium canum subsp. canum F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Cahuenga Pass, near Los Angeles Comment
  IRVC26985  Epilobium canum subsp. canum Mark A. Elvin 2003-8-13 2981 Los Angeles Newhall Ranch, Potrero Canyon S of Potrero Creek NE end of the Santa Susana Mtns. 360 Comment
  UC874244  Epilobium canum subsp. canum Carl B. Wolf 1932-10-3 4209 Los Angeles about 1 1/4 mi from Wrigley Drive (on road to Renton Mine, about at head of canyon); Santa Catalina Island, Pebbly Beach Canyon 304 Comment
  CAS-BOT-BC166193  Epilobium canum subsp. canum R. J. Dobbs 1927-8-13 s.n. Los Angeles Arroyo - 1/2 mile above Coulter Ranger Station Comment
  RSA0096795  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-10 15725 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 1537 Comment
  UC55380  Epilobium canum subsp. latifolium J. H. Barber 1897-7-11 252 Los Angeles Mt. Gleason Summit Comment
  CATA551  Epilobium ciliatum subsp. ciliatum Mark L. Hoefs, Robert F. Thorne 1975-8-7 815 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  RSA162772  Epilobium ciliatum subsp. ciliatum J. D. Olmsted 1959-5-13 622 Los Angeles In Evey Canyon, 1/4 mi. west of San Antonio Canyon. 701 Comment
  RSA580094A  Epilobium ciliatum subsp. ciliatum Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8112 Los Angeles Tributary of Clearwater Canyon: fork area of major blueline tributary which drains southward form Tule Ridge and joins Clearwater Canyon at Plum Spring. (section not demarcated on my map). 814 Comment
  RSA588311  Epilobium ciliatum subsp. ciliatum F. R. Fosberg, Joseph A. Ewan 1931-8-11 793 Los Angeles Cienega, 1/2 mile north of Windy Camp, north slope of Mt. Islip, San Gabriel Mtns 2300 Comment
  RSA588471  Epilobium ciliatum subsp. ciliatum Bonnie C. Templeton 1940-7-5 s.n. Los Angeles Along stream bank, Bouquet Canyon. 915 Comment
  RSA72187  Epilobium glaberrimum subsp. glaberrimum F. W. Peirson 1920-9-14 4454 Los Angeles Ridge west of Coldwater Creek, near a spring. 2363 Comment
  SD255597  Epipactis gigantea R. G. Swinney 2010-9-9 13765 Los Angeles San Gabriel Mountains: Big Cienaga, north of Crystal Lake Campground, 0.6 mile E of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Road. (Crystal Lake 7.5'Q) Comment
  POM308103  Epipactis gigantea Henry J. Ramsey, Henry J. Ramsey 1937-7-18 2947 Los Angeles Soldiers Creek, San Gabriel Mountains Comment
  RSA225700  Equisetum X ferrissii R. F. Thorne, C. W. Tilforth 1971-6-17 39939 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA684622  Equisetum laevigatum F. R. Fosberg 1931-8-10 R- 117 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  RSA305032  Equisetum laevigatum R. L. Armacost 1968-5-14 2384 Los Angeles Santa Monica Mtns, behind Topanga Stove. Comment
  SBBG131545  Equisetum laevigatum S. A. Junak 1999-7-16 SCa 1049 Los Angeles lower part of Cottonwood Cyn, just upstream from rd to Ben Weston Beach 30 Comment
  CAS-BOT-BC57755  Equisetum telmateia Geo. B. Grant 1904-4-1 406 Los Angeles Pasadena. Comment
  RSA764421  Eremocarpus setiger Justin M. Wood 2009-8-18 1246 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UC57206  Eremocarpus setiger Ernest Braunton July 1902 586 Los Angeles Eagle Rock Valley Comment
  CAS-BOT-BC174386  Eremogone macradenia var. arcuifolia Timothy S. Ross; Steve Boyd 1994-6-23 8068 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1597 Comment
  SBBG25299  Eremogone macradenia var. macradenia D. Emery 1965-5-22 65 -180 Los Angeles S of Cima Mesa in Los Angeles Nat Forest Comment
  CAS-BOT-BC162974  Eremothera boothii subsp. decorticans A. Davidson 1906-6-5 s.n. Los Angeles Big Rock Creek Comment
  RSA0107967  Eriastrum densifolium subsp. austromontanum P. A. Munz, I. M. Johnston 1928-9-4 11132 Los Angeles Saugus. Comment
  RSA0107964  Eriastrum densifolium subsp. elongatum P. A. Munz 1926-4-19 9387 Los Angeles Pocoima Canyon wash, San Fernando. Comment
  UCR19609  Eriastrum sapphirinum Albert J. Perkins 1924-6-1 s.n. Los Angeles La Habra, Shackless Ranch 97 Comment
  SD41975  Eriastrum sapphirinum subsp. brevibracteatum Darley F. Howe 1947-5-5 1540 Los Angeles Between Palmdale and Littlerock. Comment
  RSA0122856  Eriastrum sapphirinum subsp. brevibracteatum R. F. Thorne, C. W. Tilforth 1971-6-29 404680 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  RSA786151  Ericameria cuneata var. cuneata J. D. Olmsted 1959-11-8 1081 Los Angeles East Fork San Gabriel River Drainage Area: Fish Fork between sixth and seventh falls. 1280 Comment
  LA20016  Ericameria ericoides Jonathan Sauer; Linda Newby 1977-2-6 5928 Los Angeles 9 Comment
  UCR221903  Ericameria linearifolia R. G. Swinney 2009-4-28 10530 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR51001  Ericameria linearifolia A. C. Sanders, E. J. Lawlor 1988-4-3 7740 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  UCR259237  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-9 13750 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC298933  Ericameria nauseosa var. ceruminosa John Thomas Howell 1927-11-13 3202 Los Angeles 1.5 miles E of Elizabeth Lake, Liebre Mts 914 Comment
  CATA2070  Ericameria palmeri var. pachylepis Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-10-22 Los Angeles Santa Catalina Island: Along Silver Peak Road, about 2 miles E of intersection with Boushay Road 432 Comment
  POM257000  Ericameria parishii C. B. Wolf 1931-10-20 2296 Los Angeles Just below the Padua Hills Theatre above Claremont, west slope of mts. 457 Comment
  RSA0097525  Ericameria parryi R. G. Swinney 2011-9-27 15706 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  CAS-BOT-BC293143  Ericameria pinifolia Ernest C. Twisselmann 1961-10-31 6677 Los Angeles Liebre Mountains: Munz Lake 929 Comment
  RSA0092468  Ericameria pinifolia R. G. Swinney 2011-10-27 15910 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA601689  Ericameria pinifolia L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  CATA1695  Erigeron bonariensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-10-22 2999 Los Angeles Santa Catalina Island: Cherry Valley, above beach 6 Comment
  SD5427  Erigeron breweri Ruth Randall Jul 1931 Los Angeles Big Pines Comment
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Jul 5 2010
  JEPS41516  Erigeron breweri var. bisanctus C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon 914 Comment
  SD5446  Erigeron divergens Ruth B. Randall 1931-7-1 176 Los Angeles Big Pines. Comment
  UCR280939  Erigeron foliosus Mitch Provance 2017-6-30 617- 35 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  SEINET3132410  Erigeron foliosus var. foliosus G. B. Grant 412 -A Los Angeles Monrovia Comment
  UC205625  Erigeron foliosus var. foliosus I. M. Johnston 1917-8-22 1892 Los Angeles Pine Mt., San Antonio Mountains Comment
  CAS-BOT-BC296198  Erigeron foliosus var. foliosus F. Grinnell Jr. 1917-8-29 s.n. Los Angeles Mt. Waterman Ridge, San Gabriel Mountains Comment
  RSA0119959  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-28 s.n. Los Angeles Palos Verdes Peninsula: Glory Trail east of Crenshaw Blvd. in Rolling Hills. 242 Comment
  SEINET5495487  Eriodictyon californicum J. Barber 1897-6-30 224 Los Angeles Alisa Canyon Comment
  RSA455002  Eriodictyon crassifolium Ora M. Clark 1929-3-24 1780 Los Angeles Santa Susana Mountains. Comment
  RSA0040463  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-11 12646 Los Angeles 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
  RSA592880  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1967-4-30 9219 Los Angeles San Gabriel Mountains. Limekiln Canyon. 701 Comment
  UCR270521  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-13 12200 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA0016990  Eriodictyon crassifolium var. nigrescens Anstruther Davidson 1890-5-5 s.n. Los Angeles Newhall Comment
  UCR256458  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2010-9-9 13779 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC219332  Eriodictyon trichocalyx var. trichocalyx Tim Ross; Steve Boyd 1990-5-29 2707 Los Angeles San Gabriel Mtns: Big Rock Creek 1235 Comment
  OBI55261  Eriodictyon trichocalyx var. trichocalyx W. B. Welch 1928-4-10 53 Los Angeles Big Tunga Comment
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May 29 2015
  UCR209250  Eriogonum R. G. Swinney 2008-10-8 9534 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  CAS-BOT-BC248471  Eriogonum angulosum Lester Rowntree 1937-11-15 s.n. Los Angeles Near Palmdale on Mint Canon [Canyon] Road Comment
  UCR19587  Eriogonum angulosum T. W. Minthorn 1925-5-30 s.n. Los Angeles Western Mojave Desert, Palmdale Comment
  UCR213546  Eriogonum angulosum Michael Honer 2003-7-8 1844 A Los Angeles Transverse Range, Liebre Mountains, Tapia Canyon area, c. 2-3 air miles west of I-5 Freeway junction with Ridge Route Rd. 549 Comment
  SBBG61859  Eriogonum baileyi R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  CAS-BOT-BC241580  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-6-1 3690 Los Angeles Acton Comment
  SEINET1004569  Eriogonum baileyi var. baileyi Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-1 3003 Los Angeles Santa Clarita Valley: Newhall Ranch, mouth of Castaic Creek, S of SR 126. 290 Comment
  LA34239  Eriogonum cinereum Peter H. Raven; 1959-10-4 14565 Los Angeles Santa Monica Mountains, Point Mugu, just W of point 15 Comment
  UC1032015  Eriogonum cinereum R. St. John 1933-2-15 338 Los Angeles Santa Ynez Canyon Calabasas Quad., Santa Ynez Canyon 91 Comment
  UCD105103  Eriogonum cinereum M. Vincent 1962-12-5 311 Los Angeles Santa Monica Mountains, Mulholland Highway one mile east of Las Virgenes Road. Comment
  RSA757085  Eriogonum cithariforme R. G. Swinney 2008-10-8 9522 Los Angeles Ball Flat, north of Jackson Lake. 1878 Comment
  SD90301  Eriogonum cithariforme Robert F. Thorne, C. W. Tilforth et al. 1972-6-29 42110 Los Angeles San Gabriel Mts., Angeles National Forest: c. 2 mi SE of Valyermo on road from Jackson Lake 1431 Comment
  RSA0019776  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-29 5758 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA229199  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth 1971-6-30 40811 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
  RSA587214  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 1995-5-2 1667 Los Angeles Carr Canyon. 1098 Comment
  UC1349009  Eriogonum davidsonii Robert F. Thorne 1963-7-11 32778 Los Angeles 3 mi w, along road to Upper Shake Camp Ground Lake Hughes; Angeles National Forest Comment
  RSA393175  Eriogonum davidsonii Robert Gustafson, Gary D. Wallace 1982-4-26 2554 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  UCR229416  Eriogonum elongatum Dan S. Cooper 2010-9-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Royce Canyon, Griffith Park, Los Angeles 320 Comment
  OBI56223  Eriogonum fasciculatum Clinton C. Shock 1980-6-16 139 Los Angeles I-5, 0.4 mi NW of Tejon Pass Comment
  SFV15564  Eriogonum fasciculatum R. K. Stachelek 1992-4-14 23 Los Angeles Santa Susana Mountains Los Angeles, Northridge. On left side of dirt road about 100 feet from entrance of Eddleston Park on Reseda Blvd. 400 Comment
  RSA733571  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 1998-8-13 6751 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  RSA772518  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-5-20 10808 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR223618  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-17 11213 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCR259642  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-7 12606 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  CHSC62047  Eriogonum fasciculatum var. fasciculatum L. P. Janeway 1993-10-5 4608 Los Angeles Puente Hills; at the head of Arroyo San Miguel. South-facing slope. 228 Comment
  LA200767  Eriogonum fasciculatum var. fasciculatum Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4393 Los Angeles Comment
  POM156527  Eriogonum fasciculatum var. foliolosum L. R. Abrams 1902-7-3 2643 Los Angeles San Gabriel Mountains Comment
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Dec 23 2014
  RSA754226  Eriogonum fasciculatum var. foliolosum Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1772 Los Angeles San Gabriel River Watershed; area next to road. 385 Comment
  SEINET4557591  Eriogonum fasciculatum var. foliolosum Jeannie Gregory, Vistoria Marshall 2009-1 3252 Los Angeles Mesa Grande, Nature Conservancy (Whetly Property), 2 miles W of Morettis Junction (Pala Road & Hwy 79) E of Mesa Grande Road, 2.5 miles S of dam at Lake Henshaw. 1061 Comment
  SEINET6418476  Eriogonum fasciculatum var. foliolosum T. Reeves, S. Jordan 1975-5-18 2653 Los Angeles San Gabriel Mts. , 1.4 miles NE of La Canada on Highway 2 Comment
  UCSB1419  Eriogonum fasciculatum var. foliolosum Haller, Norman 1953-3-29 Los Angeles 100 yards down dirt road approx. 1 mile West of Sepulveda on Mulholland, Santa Monica Mts. Comment
  CAS-BOT-BC250108  Eriogonum fasciculatum var. polifolium J. Ewan 1931-7-5 4748 Los Angeles 1 mile above Buena Vista Trail Jct., Pacoima Canyon, San Gabriel Mts. Comment
  UC1032080  Eriogonum fasciculatum var. polifolium H. A. Jensen 1933-6-1 163 B Los Angeles Pallett Rock Creek Quadrangle, Pallett Comment
  CATA1901  Eriogonum giganteum Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  OBI69271  Eriogonum giganteum var. giganteum John Knapp, Denise Knapp 2003-4-13 10 Los Angeles Catalina Island, 3688837.079N x 377455.930E 44 Comment
  SBBG128371  Eriogonum giganteum var. giganteum M. L. Hoefs 1973-5-21 295 Los Angeles rd on point past Pebbly Beach Cyn, by old dump 30 Comment
  RSA620019  Eriogonum gracile var. gracile LeRoy Gross 1998-11-21 105 Los Angeles San Gabriels Mountains.: Above Henninger Flats. On the Idlehour Trail. 976 Comment
  RSA756132  Eriogonum hirtiflorum Orlando Mistretta, Christine Mistretta 2008-4-22 2521 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 62 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1133 Comment
  RSA639164  Eriogonum microtheca var. corymbosoides Valerie L. Soza, LeRoy Gross 1999-9-15 648 Los Angeles Burkhart Trail, north of junction with Rattlesnake Trail. 1768 Comment
  RSA594680  Eriogonum parishii Louis C. Wheeler 1946-8-28 6275 Los Angeles Mescal Creek, just about (south of) Appletree Flat. 1884 Comment
  RSA393066  Eriogonum parvifolium var. parvifolium Tom Burch 1940-04 s.n. Los Angeles Redondo Beach. South end of Town. 0 Comment
  CAS-BOT-BC258076  Eriogonum plumatella A. Davidson M. D. 1901-8-1 s.n. Los Angeles Rock Creek Comment
  SBBG65221  Eriogonum pusillum R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  RSA697027  Eriogonum roseum LeRoy Gross, P. Morton 2004-6-9 1343 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  CAS-BOT-BC267615  Eriogonum saxatile Geo. B. Grant 1906-6-19 6915 Los Angeles Summit Mt. Wilson 1828 Comment
  RSA424910A  Eriogonum saxatile Thekla Mohr 1915-1 1508 Los Angeles North Fork, San Gabriel River. Comment
  UCR270944  Eriogonum saxatile R. G. Swinney 2011-6-14 15136 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA489254  Eriogonum saxatile James L. Reveal, R. Broome 1987-6-25 6571 Los Angeles San Gabriel Mountians: along the Angeles Crest Highway ( California Highway 2) at milepost 47.3, 10.4 miles S of Cloudburst Summit and 0.4 mile S of Charlton Flat Campgound. 1616 Comment
  UCD170273  Eriogonum trichopes R. G. Swinney 2009-4-29 10604 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 963 Comment
  UCR202538  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8017 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  RSA781292  Eriogonum umbellatum var. munzii R. G. Swinney 2009-7-23 11375 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR223403  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2009-7-23 11400 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-BC264999  Eriogonum wrightii var. subscaposum John Thomas Howell 1947-7-18 23392 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  UCD101568  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains, Heliport 0.3 mile north of South Mt. Hawkins. 2286 Comment
  CAS-BOT-BC297965  Eriophyllum confertiflorum Timothy S. Ross 1992-5-24 6419 Los Angeles San Gabriel Mts. Brown's Gulch: draining to San Gabriel Canyon at the base of San Gabriel Dam 475 Comment
  POM4910  Eriophyllum confertiflorum G. R. Stephenson 1909-5-30 56 Los Angeles Claremont. Comment
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Oct 10 2009
  UC1871278  Eriophyllum confertiflorum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3995 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] 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
  UCR206409  Eriophyllum confertiflorum A. C. Sanders, T. B. Salvato 2009-5-19 36827 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR223653  Eriophyllum confertiflorum R. G. Swinney 2009-6-24 11269 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  POM18188  Eriophyllum confertiflorum var. confertiflorum P. A. Munz 1923-9-1 7702 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  RSA0091349  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-10-10 15730 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA669153  Eriophyllum confertiflorum var. confertiflorum LeRoy Gross, Naomi Fraga 2002-4-4 506 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road,, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 554 Comment
  SBBG61042  Eriophyllum confertiflorum var. confertiflorum M. N. Ackley 1927-5-8 251 Los Angeles Mint Cyn 609 Comment
  RSA6026  Eriophyllum nevinii C. B. Wolf 1932-10-6 4249 Los Angeles Opposite Catalina Yacht Club, Santa Catalina Island 8 Comment
  RSA585351  Eriophyllum pringlei Timothy S. Ross 1991-4-27 4626 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
  UCR276785  Eriophyllum pringlei R. G. Swinney 2011-4-1 14304 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UC1260249  Eriophyllum pringlei Dale E. Johnson with J. L. Strother 1974-4-24 95 Los Angeles 7.1 km (4.4 mi) nw of border San Bernardino County (on Hwy 138 (Pearblossom-Pinon Hills road), e of Pearblossom, just s of aqueduct crossing, s side of road) Comment
  UCR255853  Erodium Dan S. Cooper 2014-6-26 614- 62 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  RSA654445  Erodium botrys Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 976 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler and Fisher canyons, S of La Tuna Canyon. 488 Comment
  RSA756890  Erodium botrys Orlando Mistretta, Christine Mistretta 2008-4-8 2392 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  UC1409164  Erodium brachycarpum Robert F. Thorne 1971-3-31 41452 Los Angeles n of Mountain Ave. (Johnson's Pastures); San Gabriel Mts., Claremont 548 Comment
  UCR205913  Erodium cicutarium R. G. Swinney 2008-5-5 8752 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UCR258786  Erodium cicutarium R. G. Swinney 2010-5-25 12967 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
  UCR281392  Erodium cicutarium R. G. Swinney 2014-5-27 16659 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
  UCR95470  Erodium cicutarium L. C. Wheeler 1967-3-3 9170 Los Angeles San Gabriel Mtns., Sunset Ridge, west of Chaney Trail Comment
  CAS-BOT-BC40715  Erysimum capitatum R. C. Foster 1937-2-26 7 Los Angeles Along Mount Baldy Road, east of Monte Vista Ave. Claremont. Comment
  UCR223332  Erysimum capitatum R. G. Swinney 2009-5-27 10883 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  LA204350  Erysimum capitatum var. capitatum Virginia Mars; 1951-4-21 sn Los Angeles US Hwy 6, 3 mi before turnoff for Angelus Crest Comment
  RSA0073278  Erysimum capitatum var. capitatum Bonnie C. Templeton 1932-5-31 4842 Los Angeles Between Big Pines Campground and Jackson Lake. Comment
  RSA101914  Erysimum suffrutescens G. B. Rossbach 1940-2-25 924 Los Angeles Inland slopes and crests of dunes, El Segundo Comment
  UCR233749  Erysimum suffrutescens Jeremiah George 2012-3-11 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Blvd., Palos Verdes West and Palos Verdes Dr. North 73 Comment
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Aug 27 2013
  SD52838  Erythranthe guttata Peter H. Raven 1962-4-12 17327 Los Angeles intermittent stream, San Clemente Island, canyon south of canyon below the Tomb, west side of island 182 Comment
  CATA284  Eschscholzia californica Mark L. Hoefs 1973-5-21 298 Los Angeles Santa Catalina Island: Canyon above Renton Mine Road 304 Comment
  RSA433653  Eschscholzia californica Katherine Brandegee 1916-5-17 s.n. Los Angeles Santa Catalina Island. Comment
  POM18760  Eschscholzia minutiflora P. A. Munz 1923-5-25 6802 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  UCSB43818  Eschscholzia ramosa Morales, M. 1982-4-17 Los Angeles On Renton Mine Road; .6 miles south of junction; with Mt. Ada Road; Santa Catalina Island 167 Comment
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Dec 8 2014
  RSA0012833  Eucalyptus tereticornis R. G. Swinney 2008-4-16 8676 Los Angeles San Dimas, Spring Canyon, north end between east and west forks of canyon. 393 Comment
  CHSC98721  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. Next to old foundation, off of old motorway. 610 Comment
  RSA420813  Eucrypta chrysanthemifolia F. R. Fosberg 1931-4-29 4723 Los Angeles 1/2 mile below Eagles nest, Middle Ranch Canyon, Santa Catalina Island. 140 Comment
  UCR95348  Eucrypta chrysanthemifolia L. C. Wheeler 1967-5-2 9255 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  RSA425056  Eucrypta chrysanthemifolia Kathy Harper 1987-5-2 s.n. Los Angeles Santa Monica Mountains, Mulholland Hwy between Las Virgenes Valley overlook and Yerba Buena Rd. Comment
  UC1922667  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie Soza, Miriam Sidibeh 2003-3-26 1608 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA656247  Eucrypta chrysanthemifolia var. chrysanthemifolia Joseph M. Keefe 1977-3-2 20745 Los Angeles Verdugo Mountains, Glendale, along Deer Creek, 0.5 Km west of Masinter Debris Dam, west of Oakmont Country Club. 396 Comment
  SFV16044  Eulobus californicus A. M. Orcino 1994-5-10 17 Los Angeles Santa Monica Mountains 0.45 miles east on Stunt Road from junction with Mulholland Highway. 335 Comment
  UCD142898  Euphorbia albomarginata Ch. L. Batcheller 1929-8-4 s.n. Los Angeles 15 miles N.W. of Lancester. From Antelope Valley. Comment
  RSA140023  Euphorbia dendroides Jim Morre 1961-01 s.n Los Angeles On Arroyo Seco Freeway between Pasadena and L.A. Comment
  POM2849  Euphorbia lathyris I. M. Johnston 1917-7-20 1747 Los Angeles San Antonio Canyon (Seven oaks). Comment
  RSA512049  Euphorbia lathyris L. C. Wheeler 1967-5-13 9522 Los Angeles San Gabriel Canyon, below Ward's grove . 259 Comment
  UCR209308  Euphorbia maculata A. C. Sanders 2009-11-6 37228 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CATA1856  Euphorbia peplus Denise Kraus, Judy Hibbs 2000-5-24 37 Los Angeles Santa Catalina Island: Wild Boar Gully. At Transect 4. In small gully to the west of plateau in southern portion of fenced area 175 Comment
  RSA187687  Euphorbia peplus R. F. Thorne 1966-9-15 36697 Los Angeles Santa Catalina Island, Middle Ranch canyon. Comment
  UCR197181  Euphorbia peplus Valerie Soza, LeRoy Gross 2001-5-9 1195 A 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
  SD69690  Euphorbia peplus Robert F. Thorne 1966-5-31 36426 Los Angeles Santa Catalina Island, Avalon, curbside weed 10 Comment
  SEINET4044572  Euphorbia polycarpa D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Long-grade Canyon. 213 Comment
  UCD142708  Euphorbia polycarpa Louis C. Wheeler 1942-12-2 5679 Los Angeles Verdugo Mountains: Burbank; Glen Oaks and Lamer St. Comment
  SD126641  Euphorbia terracina A. C. Sanders 1987-12-4 7584 Los Angeles El Segundo Dunes, west of LA Intl. Airport & Pershing Drive, coastal dunes formerly residential neighborhoods, streets & sidewalks remain, disturbed areas in the NE corner of the property (this from subsite 56) but not seen elsewhere 29 Comment
  UCR101738  Festuca californica L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  SBBG17765  Festuca microstachys P. H. Raven 1962-5-9 17672 Los Angeles head of gully, cyn at S end of Mosquito Cove 320 Comment
  LA201015  Festuca octoflora Carl Wishner; 1998-4-22 2585 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, E of Mulholland Hwy at Paul Revere Dr. Site developed as an elementary school in 2002. 359 Comment
  UCR264071  Festuca octoflora John F. Green 2008-3-26 308- 11 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 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
  RSA533943  Filago arizonica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5218 Los Angeles San Clemente Island: SE end of island vicinity of Knob, 5100ft NW of Guds, Southeasterly draw leading into upper Knob Canyon 252 Comment
  RSA639248  Filago gallica R. F. Thorne, M. Z. Thorne 1971-4-25 41341 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  UCR223267  Foeniculum vulgare R. G. Swinney 2009-8-19 11452 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  RSA569841  Forestiera pubescens Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4875 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA590825  Forestiera pubescens Orlando Mistretta 1994-3-30 959 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  UCR256474  Frangula californica R. G. Swinney 2010-9-9 13769 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  LA52238  Frangula californica subsp. californica A. M. Johnson; 1934-5-4 4456 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UCR124572  Frasera neglecta B. C. Templeton 1932-6-17 4932 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  LA200679  Fraxinus dipetala W. O. Griesel; 1938-2-26 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon Comment
  LA200680  Fraxinus dipetala Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA464907  Fraxinus dipetala Luellapearl Hammer 1929-05 s.n. Los Angeles Arroyo Canyon Comment
  CAS-BOT-BC211010  Fraxinus velutina Joseph Andorfer Ewan 1937-8-15 10968 Los Angeles West Fork San Gabriel River, San Gabriel Mts. 518 Comment
  UCR270869  Fraxinus velutina R. G. Swinney 2010-9-9 13793 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  OBI80787  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 230 Comment
  CAS-BOT-BC212395  Fremontodendron californicum Timothy S. Ross; Darin Banks 1994-6-21 7989 Los Angeles Descending northerly ridge with Tie Canyon on the W, and upper tributary of Santiago Canyon on the E, ca 2325 m NW of Pac. Mtn's 7124 foot summit, Vicinity of Pacifico Mountain 1923 Comment
  UC1293712  Fremontodendron californicum P. C. Everett, E. K. Balls 1959-5-22 23804 Los Angeles Big Rock Creek, N. slopes San Gabriel Mts., from Valyermo 1371 Comment
  UCR190854  Fremontodendron californicum R. G. Swinney 1998-7-2 6225 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC130248  Fritillaria biflora John Thomas Howell 1928-3-2 3361 Los Angeles Vermont [Canon] Canyon, Griffith Park, Los Angeles Comment
  CAS-BOT-BC130253  Fritillaria biflora P. A. Munz 1918-4-11 2054 Los Angeles Lone Hill, Glendora Comment
  UCR276736  Galium angustifolium R. G. Swinney 2010-8-11 13508 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  UCSB9394  Galium angustifolium McElwain, Isabelle 1953-5-4 Los Angeles 18000 Bull Canyon Rd. Granada Hills Comment
  UC1408950  Galium angustifolium subsp. angustifolium Donald R. Bissing 1973-6-2 103 Los Angeles sw canyon slope 0.3 mi from mouth of canyon; San Gabriel Mountains, Evey Canyon 719 Comment
  RSA367697  Galium angustifolium subsp. angustifolium Thekla Mohr 1897-05 1931 Los Angeles Los Angeles. Comment
  SD138809  Galium angustifolium subsp. gabrielense Craig Reiser 1993-1-21 Los Angeles East of Monrovia and south of Santa Anita Creek Comment
  RSA569916  Galium aparine Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4827 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA656478  Galium aparine Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 727 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 518 Comment
  SBBG39577  Galium aparine P. H. Raven 1962-4-9 17176 Los Angeles above Wilson Cove 60 Comment
  POM4427  Galium aparine L. T. Street 1918-5-19 s.n. Los Angeles Mt. Wilson at Camp Ualtee. Comment
  UC1478698  Galium catalinense Larry DeBuhr 1977-4-17 2584 Los Angeles ridge se Shark Harbor; Santa Catalina Island Comment
  POM17844  Galium hallii Philip A. Munz 1923-9-1 7705 Los Angeles Swartout Valley, San Gabriel Mountains. 2043 Comment
  RSA67119  Galium hallii F. W. Peirson 1923-9-1 4013 Los Angeles In small sawmill canyon at west end of Swartout Valley at 6600 feet. 2012 Comment
  RSA529165  Galium johnstonii Tim S. Ross, Steve D. Boyd 1991-7-24 5672 Los Angeles Granite Mountain. 1902 Comment
  SEINET4044593  Galium nuttallii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 274 Comment
  LA105045  Galium nuttallii subsp. nuttallii Barry A. Prigge; 1988-7-3 8176 Los Angeles SANTA MONICA MOUNTAINS, ca 0.3 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School. 316 Comment
  RSA0119950  Galium porrigens R. G. Swinney 2014-5-21 16634 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  RSA252964  Galium porrigens var. porrigens Robert F. Thorne, C. W. Tilforth 1973-4-20 43113 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1037 Comment
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Mar 7 2014
  RSA0009180  Galvezia speciosa Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 408 Los Angeles Santa Catalina Island. Road to USC-Wrigley Science Center 59 Comment
  SBBG52894  Gambelia speciosa F. C. Boutin 1967-4-23 1669 Los Angeles Lemon Tank 304 Comment
  RSA574306  Gamochaeta pensylvanica R. G. Swinney 1994-5-7 2823 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  RSA607948  Gamochaeta pensylvanica L. C. Wheeler 1936-3-8 4080 Los Angeles Millard Canyon, San Gabriel Mts. 457 Comment
  RSA188129  Gamochaeta ustulata R. F. Thorne 1966-4-28 36250 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  UCR124975  Garrya flavescens B. C. Templeton 1936-4-14 5639 Los Angeles San Gabriel Mtns., north of Strawberry Peak 1524 Comment
  UC2042127  Garrya veatchii Orlando Mistretta 1995-1-10 1957 Los Angeles Transverse Ranges; San Gabriel Mountains region: near Glendora Mountain Road, about 4 miles W of junction with Mt. Baldy Road. Comment
  UC56686  Garrya veatchii Ernest Braunton 1903-1-10 791 Los Angeles Arroyo Seco 243 Comment
  UC750625  Garrya veatchii Lewis S. Rose 1946-12-21 46299 Los Angeles 3 mi ne La Canada (Angeles Crest Highway) 609 Comment
  UCSB392  Gastridium phleoides Beach, Kay 1943-9-21 Los Angeles Overflow from concrete tank above Tanbark parking lot; San Dimas Experimental Forest, San Gabriel Mountains Comment
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Apr 29 2015
  RSA72221  Gaura sinuata F. W. Peirson 1919-8-10 2088 Los Angeles Along road from San Gabriel to El Monte. Comment
  UCR281780  Gaura sinuata Mitch Provance, Scott Duff 2017-6-29 617- 65 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  RSA0111935  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-8-5 15606 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
  UCR209141  Gayophytum heterozygum R. G. Swinney 2008-6-17 9050 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  HSC101603  Gazania longiscapa Steve Boyd 2006-5-11 11661 Los Angeles Transverse Ranges; San Gabriel Mountains region: Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line, along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp 488 Comment
  CATA3492  Genista linifolia Benjamin J. Dion, Nathalie Cartan, Michael Thomas 2017-9-27 044 Los Angeles Santa Catalina Island: Interior; on west-facing slope in Middle Cottonwood Canyon watershed 219 Comment
  CATA3524  Genista monspessulana Benjamin J. Dion, Robbie Gould 2018-3-12 005 Los Angeles Santa Catalina Island: Interior; about 5 meters north of Big Field Rd in the southeastern section of Big Field in the Hayfields watershed 225 Comment
  UCD103282  Geranium bicknellii Mary H. Ward 1975-5-2 171 Los Angeles Pasadena. Comment
  SEINET4044526  Geranium carolinianum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 167 Comment
  RSA587751  Gilia T. S. Ross 1991-4-27 4624 -a Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  SEINET12278821  Gilia C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  UCD117625  Gilia achilleifolia Rudolf Schmid 1962-4-12 s.n. Los Angeles along Russell Road, Cal Poly, Pomona. Comment
  RSA187908  Gilia angelensis R. F. Thorne 1966-4-5 35845 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  SBBG95434  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Horse Flats, Johnson's Comment
  POM3479  Gilia angelensis Anonymous 1891-3-29 s.n. Los Angeles Alhambra. Comment
  RSA187849  Gilia angelensis R. F. Thorne 1966-4-6 35915 Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  SFV2861  Gilia australis K. A. Wilson 1961-4-20 1149 Los Angeles San Gabriel Mountains Soledad Canyon. Sandy wash at base of Bee Canyon. 550 Comment
  UCR149926  Gilia cana R. G. Swinney 1999-6-18 7308 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UCR96300  Gilia capitata B. G. Pitzer 1996-4-20 2688 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  LA200746  Gilia capitata subsp. abrotanifolia J. Sauer; M. Gardner 1983-5-15 6253 Los Angeles Comment
  LA206520  Gilia capitata subsp. abrotanifolia C. B. Wolf; 1936-4-26 7775 Los Angeles San Fernando Valley, W side of Burbank at Victory Blvd and Elm Ave 152 Comment
  RSA587400  Gilia latiflora subsp. cuyamensis Orlando Mistretta 1995-4-5 1603 Los Angeles Drainage W of Little Rock Creek Reservoir. 1189 Comment
  RSA469406  Gilia latiflora subsp. davyi Anstruther Davidson 1895-5-8 s.n. Los Angeles Lancaster. Comment
  RSA493816  Gilia latiflora subsp. davyi A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7775 Los Angeles Mojave Desert, near Quartz Hill in Lancaster. S of Avenue L at 37th St. West 746 Comment
  RSA755930  Gilia latiflora subsp. davyi Orlando Mistretta, Christine Mistretta 2008-4-10 2408 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  RSA0115692  Gilia latiflora subsp. elongata A. C. Sanders 2008-4-16 34895 Los Angeles Tehachapi Mnts. Foothills/W Mojave Desert; west end of Antelope Valley, hills c. 1.25 mi NE of Quial Lake, c. 0.7 mile north of Hwy 138. 970 Comment
  CAS-BOT-BC226403  Gilia latiflora subsp. latiflora Wesley O. Griesel 1962-4-14 s.n. Los Angeles Little Rock Dam, Mojave Desert 975 Comment
  RSA757198  Gilia minor Orlando Mistretta, Christine Mistretta 2008-4-8 2387 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  RSA233399  Gilia nevinii R. F. Thorne 1966-4-17 36100 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  SBBG52432  Gilia nevinii M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UC1587749  Gilia nevinii Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5275 Los Angeles westerly fork Near-Death Canyon San Clemente Island, westerly fork Near-Death Canyon (draining to Mosquito Cove (drainage beginning 800 ft n of Rest [1336'] marker, 1800 ft se of Malo Knoll [1396'] San Clemente Is) 304 Comment
  RSA0119099  Gilia ochroleuca subsp. bizonata A. C. Sanders 2008-4-17 34926 Los Angeles Transverse Range: hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon. 1037 Comment
  UCR209595  Gilia ochroleuca subsp. vivida R. G. Swinney 2008-7-3 9153 B Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UCR142905  Gilia splendens R. F. Thorne 1963-7-11 32774 Los Angeles San Gabriel Mtns., Angeles National Forest, along road to Upper Shake Campground, c. 3 mi west of Lake Hughes 1402 Comment
  CAS-BOT-BC123843  Gilia traskiae Blanche Trask 1897-5-1 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  CDA22265  Gilia tricolor subsp. tricolor Garrettson 1915-1 s.n.-A Los Angeles Montebello Hills District. 0 Comment
  RSA95132  Glyptopleura setulosa F. W. Peirson 1930-5-31 8917 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  POM358776  Gnaphalium californicum M. B. Dunkle 1932-5-28 2963 Los Angeles White's Landing, Santa Catalina Island. Comment
  UCR179727  Gnaphalium californicum R. G. Swinney, Dave Larson 1996-7-17 5146 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR204863  Gnaphalium californicum R. G. Swinney 2006-6-18 8538 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  RSA549233  Gnaphalium luteoalbum Scott D. White 1992-10-9 930 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
  UCR210006  Gnaphalium luteoalbum R. G. Swinney 2008-12-2 9918 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  UCR126953  Gnaphalium stramineum L. C. Wheeler 1970-6-9 s.n. Los Angeles Coastal Plain, San Pedro, Harbor Blvd, at 4th Street 3 Comment
  CAS-BOT-BC108966  Goodmania luteola H. D. Ripley; R. C. Barneby 1944-3-16 5858 Los Angeles North of Lancaster. 716 Comment
  RSA611831  Goodmania luteola Steve Boyd, J. Mark Porter, Zel Lederman 1998-4-27 10150 Los Angeles Mojave Desert: Antelope Valley region, north of Lake Los Angeles (aka Lovejoy Lake) in valley between Lovejoy and Saddleback buttes, along 170th Street, just east of Challenger Middle School. 793 Comment
  RSA507518  Grayia spinosa L. C. Wheeler 1967-5-12 9478 Los Angeles San Gabriel Mountains. ca. 1/2 way between Hunt Canyon and Soledad Canyon at Vincent. 1158 Comment
  SD30782  Grindelia camporum Edith A. Purer 1931-3-12 Los Angeles Near Palos Verdes Hills. Comment
  POM250381  Grindelia camporum var. bracteosa I. W. Clokey, E. G. Anderson 1935-5-9 6965 Los Angeles Puddingstone Dam Comment
  RSA586976  Guillenia lasiophylla Orlando Mistretta 1992-5-8 321 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  SEINET7047930  Guillenia lasiophylla Steven R. Hill, Kate Kramer 2001-4-22 33381 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  UC126823  Gutierrezia sarothrae J. and H. W. Grinnell 1906-9-6 378 Los Angeles bank of Arroyo Seco (near Pasadena) Comment
  RSA0000378  Habenaria leucostachys var. virida Frank W. Peirson 1918-7-8 12 Los Angeles San Antonio Canyon, San Gabriel Mountains. Comment
  RSA653929  Hazardia squarrosa Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1031 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 822 Comment
  JEPS19243  Hazardia squarrosa var. grindelioides Frank W. Peirson 1918-9-15 227 Los Angeles Sister Elsie Peak San Gabriel Mountains, Sister Elsie Peak 1219 Comment
  UCR277682  Hedera helix Mike Misenhelter 2016-11-14 s.n. Los Angeles San Gabriel Mountains, East Fork San Gabriel River at Follows Camp, near mouth of Graveyard Canyon 479 Comment
  UCR256443  Helenium bigelovii R. G. Swinney 2010-9-9 13766 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  LA94383  Helianthemum scoparium J. A. Ewan; 1931-3-21 4065 Los Angeles Santa Monica Mountains, Las Flores Canyon 548 Comment
  UC579452  Helianthus gracilentus A. D. Gifford 1935-5-8 684 Los Angeles 2.5 mi s Warm Springs; Tehon Quadrangle, Elizabeth Lake Canyon 487 Comment
  OBI72021  Helianthus inexpectatus Mark Elvin 2002-7-17 2099 Los Angeles Western Transverse Range: Newhall ranch, large natural spring at N foot of "Airport Mesa", 0.75 mi SW of Castaic Jctn, above confluence of Castaic Crk with Santa Clara River (Newhall 7.5' Q 305 Comment
  UC1953169  Helianthus inexpectatus Mark A. Elvin, Tricia Wotipka 2002-9-5 2140 Los Angeles Western Transverse Range: Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mi SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River Comment
  SD4134  Heliotropium curassavicum var. oculatum Ruth B. Randall 1925-4-1 286 Los Angeles Antelope Valley Comment
  LA34214  Helxine soleirolii Henry J. Thompson; 1959-11-23 3012 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  UCR192922  Hemizonia fasciculata Dan S. Cooper 2008-5-4 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon Road beyond end of Green Oak Dr., Los Angeles 260 Comment
  RSA613268  Hemizonia fasciculata L. C. Wheeler 1976-7-29 s.n. Los Angeles 1 mile south southeast of Domiguez Hills: Del Amo Boulevard and Alameda Street. 12 Comment
  LA34217  Hesperocnide tenella Peter H. Raven; 1959-5-9 14169 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SEINET4118146  Hesperocnide tenella J. Mygatt, F. Starkey 1997-1 M- 97 -251 Los Angeles Catalina Island, end of the road to Renton Mine. 240 Comment
  LA200649  Hesperolinon micranthum Peter H. Raven; David S. Verity 1960-5-7 15324 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  LA200889  Hesperoyucca whipplei Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4546 Los Angeles Comment
  CATA3381  Heteromeles arbutifolia Peter J. Dixon 2016-5-24 058 Los Angeles Santa Catalina Island: Gallaghers Canyon, 100 m north of Laura Stein Volunteer Camp 387 Comment
  RSA188326  Heteromeles arbutifolia Robert F. Thorne, Percy C. Everett 1965-6-22 34920 Los Angeles Catalina Island. South of Avalon golf course. 91 Comment
  RSA0074472  Heterotheca fastigiata I. M. Johnston 1917-8-21 1701 Los Angeles San Antonio Mountains: Upper San Antonio Canyon. 2134 Comment
  LA105060  Heterotheca grandiflora Barry A. Prigge; 1988-7-3 8165 Los Angeles Santa Monica Mountains, 0.2 mi E of jtn of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School 313 Comment
  CAS-BOT-BC311265  Heterotheca sessiliflora subsp. echioides Moxley 1920-8-28 819 Los Angeles Garapito Canyon, Santa Monica Mts. Comment
  UC1577652  Heterotheca sessiliflora subsp. fastigiata Jerome S. Horton 1935-9-20 237 Los Angeles near C.C.C. Camp; Pomona Quad., Dalton Canyon Wash 304 Comment
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Sep 22 2020
  SD90182  Heterotheca sessiliflora var. echioides Benjamin C. Stone December 1952 276 Los Angeles Vacant lot at 6th and College, Claremont. 334 Comment
  RSA0066185  Heuchera elegans Robert Gustafson 1983-7-18 2779 Los Angeles San Gabriel Mts., Angeles Cres Hwy., above Cortelyou Springs. 2133 Comment
  CAS-BOT-BC319770  Hieracium argutum G. B. Grant 1901-6-1 4466 Los Angeles Sturdevants Camp 1524 Comment
  SD237384  Hirschfeldia incana R. G. Swinney 2009-4-13 10323 Los Angeles Transverse Range; San Gabriel Mountains: San Gabriel River under the Puente Largo railway bridge, 0.5 mile north of Foothill Blvd., on E side of El Encanto Parkway, west of El Encanto Park in Duarte (Azusa 7.5'Q) 184 Comment
  RSA633362  Hoita macrostachya L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon campground. Comment
  RSA0127326  Homalocladium platycladum A. Griffiths Jr., W. D. Hawkinson 1961-6-1 4070 Los Angeles Pasadena. Comment
  UC818544  Hordeum brachyantherum subsp. californicum L. W. Nuttall 1920-5-12 190 Los Angeles Santa Catalina Island Comment
  SBBG19201  Hordeum murinum M. A. Piehl 1963-12-8 631112 Los Angeles W end airfield runway, West Cove 18 Comment
  UCD86251  Hordeum murinum Gordon Pilone 1961-3-13 166 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  CATA611  Hordeum murinum subsp. glaucum Mark L. Hoefs 1991-4-8 1061 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  CATA774  Hordeum murinum subsp. glaucum Mark L. Hoefs 1991-6-5 1336 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  UCR141067  Hordeum murinum subsp. glaucum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  UCR205122  Hordeum murinum subsp. leporinum R. G. Swinney 2008-4-17 8684 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UC1109374  Hordeum vulgare Peter H. Raven 1962-4-11 17292 Los Angeles San Clemente Island 30 Comment
  LA33491  Hordeum vulgare Peter H. Raven; 1959-5-3 14097 Los Angeles 350 Comment
  UCD86579  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Westwood. NW corner of Sunset Blvd. and Groverton St. Comment
  POM186322  Hypochaeris radicata L. C. Wheeler 1932-10-1 1417 Los Angeles Emerald Ave, 1.5 miles N La Verne 351 Comment
  CAS-BOT-BC311704  Isocoma menziesii var. vernonioides Edgar A. Mearns 1894-8-25 4057 Los Angeles San Clemente Island Comment
  LA200218  Isocoma menziesii var. vernonioides Jonathan Sauer; D. Birindelli, L. Birindelli 1968-5-6 4346 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA593401  Isolepis cernua Steve Boyd, Orlando Mistretta 1996-5-23 8820 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  IRVC28616  Iva axillaris A. C. Sanders, Mark Elvin 2002-6-20 25243 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  RSA601067  Iva axillaris Steve Boyd, Lauren Raz 1997-6-18 9989 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Portal Ridge, 5.1 road miles west of intersection with 90th St. West. 1054 Comment
  UCD150955  Iva hayesiana D. S. Park 2010-4-26 40 Los Angeles Ranch Santa Ana Botanic Garden 383 Comment
  UC481003  Jaumea carnosa R. L. Pendleton 1909-7-6 1429 Los Angeles Catalina Cove Santa Catalina Island 1 Comment
  RSA527640  Jepsonia malvifolia Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4396 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCSB51796  Juglans californica Bishop, Richard 1967-5-14 Los Angeles Bull Creek; 1 mi. east of intersection of Balboa and Rinaldi Streets; town of Granada Hills Comment
  LA35977  Juglans californica var. californica Peter H. Raven; Henry J. Thompson 1959-9-27 14545 Los Angeles Santa Monica Mountains, Mulholland Hwy near Decker Road 609 Comment
  SD181472  Juglans californica var. californica LeRoy Gross, Valerie Soza 2001-5-31 392 Los Angeles Los Angeles Basin, Verdugo Mountains region, southeast side, along Las Flores Mountain Way, dirt road south of Polaris Drive; Pasadena [quad]. Collected along road; top of ridge in open grassy area, just north of the road, has one large specimen. 395 Comment
  UC1018484  Juglans californica var. californica J. Warren 1952-4-24 Los Angeles Mulholland Drive 548 Comment
  RSA596704  Juglans hindsii Steve Boyd, Lauren Raz 1996-9-24 8928 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  SD237492  Juglans nigra A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37164 Los Angeles San Gabriel Valley; Whittier Narrows near South El Monte, north of San GabrielRiver channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines (El Monte 7.5'Q) 68 Comment
  UCR209207  Juglans regia A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37165 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
  RSA5573  Juncus acutus subsp. leopoldii Carl B. Wolf 1932-5-12 3586 Los Angeles Santa Catalina Island: 3/4 mile from Little Harbor- parallel to Isthmus road Comment
  UCR240015  Juncus balticus R. G. Swinney 2009-11-9 11582 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  POM1544  Juncus bufonius I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  POM1547  Juncus bufonius I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. Comment
  SEINET4566927 Image available Juncus bufonius F. R. Fosberg 1931-5-4 S 4751 Los Angeles Middle Ranch Canyon, 2nd bridge below Eagle's Nest, Santa Catalina Island. 140 Comment
  SD90257  Juncus bufonius Robert F. Thorne 1973-4-12 42929 Los Angeles San Clemente Island, Pyramid Cove, at south end of island, salina much distubed by bomb craters. 3 Comment
  RSA640899  Juncus macrophyllus L. C. Wheeler 1967-8-9 10414 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  RSA507548  Juncus mexicanus L. C. Wheeler 1967-8-24 10495 Los Angeles Angeles National Forest: SW slope of Mt. Waterman 2164 Comment
  RSA762502  Juncus rugulosus R. G. Swinney 2008-10-10 9574 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR139904  Juncus rugulosus Scott D. White 1997-5-14 5144 A 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
  RSA368198  Juncus rugulosus Anstruther Davidson 1894-1 s.n. Los Angeles Vernon: Los Angeles River. Comment
  SBBG19250  Juncus xiphioides M. A. Piehl 1959-7-28 59467 Los Angeles Frenchman Flats Cmpgrd ca. 12 mi N of Castaic along W side of US 99 Comment
  HSC24456  Juniperus californica B. A. Prigge 1970-12-29 113 Los Angeles 5 mi. SE of Llano on county road N-4, N slope of San Gabriel Mtns. 1159 Comment
  RSA401724A  Keckiella antirrhinoides E. S. Spalding 1923-4-23 s.n. Los Angeles Los Angeles vicinity Comment
  CAS-BOT-BC235746  Keckiella cordifolia LeRoy Abrams 1902-6-15 2545 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  OBI35687  Keckiella cordifolia Rebecca Cicoria 1982-4-25 54 Los Angeles Palos Verdes Peninsula: Lower Agua Magna Cyn, Rollig Hills Comment
  RSA533939  Keckiella cordifolia Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5217 Los Angeles San Clemente Island: south-east end of island in the vicinity of Knob, 5100 feet NW of Guds. 271 Comment
  SBBG13585  Keckiella cordifolia P. H. Raven 1962-5-22 17830 Los Angeles first cyn W of Lions Head Pt Comment
  UCR147284  Keckiella ternata subsp. ternata Orlando Mistretta 1992-6-17 581 Los Angeles Transverse Ranges; San Gabriel Mountains, Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon Comment
  RSA592302  Lamarckia aurea L. C. Wheeler 1967-5-13 9527 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  SEINET10598999  Lamarckia aurea Roland McKee 1920-5-12 McKee s.n. Los Angeles Los Angeles Comment
  UC284793  Lamium amplexicaule I. M. Johnston 1918-8-4 2113 Los Angeles Claremont 365 Comment
  UCR197722  Langloisia matthewsii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 92 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UCR190003  Larrea tridentata R. G. Swinney 1998-6-12 6968 Los Angeles San Gabriel Mtns./Mojave Desert, 3 miles west of Pinon Hills, 1.4 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 1.4 mi. NNE of mouth of Mescal Canyon at reservoir 1305 Comment
  CAS-BOT-BC338155  Lasthenia californica M. E. Jones 1882-3-7 s.n. Los Angeles Pasadena Comment
  HSC5148  Lasthenia californica C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  CAS-BOT-BC338134  Lasthenia californica Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles Mojave Desert. Antelope Valley Comment
  SD66830  Lasthenia californica R. Mitchel Beauchamp 1967-3-17 254 Los Angeles San Clemente Island, slope east of Wilson Cove. Comment
  JEPS9693  Lasthenia gracilis W. L. Jepson 1935-4-17 17039 Los Angeles Lancaster w. Mohave Desert 716 Comment
  RSA659733  Lasthenia gracilis Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 91 Los Angeles San Clemente Island. Comment
  SBBG108420  Lathyrus odoratus T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-20 8591 Los Angeles N-S rd between upper Larkspur Cyn and Marine Terrace Grade, ca. 960' S of the center of the old airfield landing strip 266 Comment
  SFV16074  Lathyrus vestitus P. A. Krueger 1994-5-14 19 Los Angeles San Gabriel Mountains 2 miles west on 2N23 from Newcomb's Saddle._x000B_ 900 Comment
  RSA405693  Lathyrus vestitus subsp. laetiflorus I. W. Clokey, B. C. Templeton 1929-03 4463 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  POM126275  Lathyrus vestitus subsp. laetiflorus Stella Wieman 1927-4-15 s.n. Los Angeles Tujunga Comment
  UC864429  Lathyrus vestitus var. vestitus I. W. Clokey and E. G. Anderson 1931-3-11 5331 Los Angeles San Gabriel Canyon 800 Comment
  SDSU4460  Lathyrus vestitus var. vestitus B. J. Cabrera 1990-4-14 14 IV90D Los Angeles On trailside near bottom of canyon, Gabrielino National Recreation Trail, San Gabriel Mountains ca. 1300 m. Comment
  CAS-BOT-BC321531  Layia glandulosa Alice Eastwood 1906-5-27 236 Los Angeles Roscoe [Big Tujunga Wash] Comment
  UCR259099  Layia glandulosa Mitch Provance, Callen Huff 2009-4-29 10689 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  IRVC29286  Layia platyglossa Anuja Parikh, Nathan Gale 2003-5-26 s.n. Los Angeles Newhall Ranch, Salt Creek, lower end of east fork in survey area 79 N side of Santa Susana Mtns. 305 Comment
  SBBG95206  Layia platyglossa M. B. Dunkle 1928-3-17 1747 Los Angeles draw back of Johnson's Landing Comment
  CAS-BOT-BC380213  Layia platyglossa Louis C. Wheeler 1936-4-12 644 Los Angeles Mouth Brown Canyon, Santa Monica Mts. 137 Comment
  RSA526624  Layia platyglossa subsp. campestris Steve Boyd, L. Arnseth, Tim Ross 1990-4-7 4214 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA0084935  Lemna R. G. Swinney 2010-6-23 13330 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  RSA368976  Lemna valdiviana Anstruther Davidson 1892-08 s.n. Los Angeles Los Angeles. Comment
  UCR247546  Leontodon taraxacoides Dan S. Cooper 2013-7-29 713- 34 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  LA64421  Lepechinia fragrans Carl Epling; William Stewart June 1938 sn Los Angeles San Gabriel Mountains, Mt. Wilson Rd Comment
  SD45612  Lepechinia fragrans Darley F. Howe 1953-5-2 2270 Los Angeles Santa Catalina; Wain Canyon. Comment
  UCR186787  Lepidium draba Gary Kovnat, LeRoy Gross 2004-4-25 53 Los Angeles San Gabriel Mountains, Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  SBBG25971  Lepidium flavum E. C. Twisselmann 1966-4-27 12103 Los Angeles 14.1 mi W of El Mirage 822 Comment
  UC673528  Lepidium fremontii H. L. Mason 1926-4-27 3056 Los Angeles 30 mi w Victorville; Mohave Desert Comment
  SBBG128229  Lepidium nitidum M. L. Hoefs, S. A. Junak 2000-4-14 3073 Los Angeles hillside about halfway between Airport Rd and Goat Harbor 469 Comment
  UC10658  Lepidium nitidum W. H. Brewer Feb 1861 190 Los Angeles San Fernando Valley Comment
  CATA873  Lepidium nitidum Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1682 Los Angeles Santa Catalina Island: Upper Gallagher's Canyon, just below Bow Camp 390 Comment
  UCR108350  Lepidium oblongum L. C. Wheeler 1970-6-2 s.n. Los Angeles USC Campus. 56 Comment
  RSA646298  Lepidium perfoliatum Orlando Mistretta, Mark Elvin 1995-3-30 1676 Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  CAS-BOT-BC12817  Lepidium perfoliatum Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 988 Los Angeles Mojave Desert. Antelope Valley. Comment
  CAS-BOT-BC12818  Lepidium perfoliatum Frank W. Peirson 1933-5-13 10666 Los Angeles 12 miles northeast of Lancaster. Comment
  CDA3814  Lepidium pinnatifidum G. C. Fleischman 1942-4-6 Los Angeles La Senda Station, Southern Pasadena. 0 Comment
  CAS-BOT-BC60048  Lepidium virginicum var. menziesii Tim Ross; Steve Boyd 1991-4-25 4608 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon (which joins the lower east Fork of the San Gabriel River). 469 Comment
  CAS-BOT-BC328078  Lepidospartum squamatum Ernest Braunton 1902-9-1 695 Los Angeles Arroyo Seco Comment
  RSA715423  Lepidospartum squamatum R. G. Swinney 1997-9-6 5865 Los Angeles Forest Service Rd 4N06 (up Mescal Cyn), 2.6 mi N of Big Pines Rd. About 10 mi W of FS Rd. 75 meters S of only point where stream crosses road. 1585 Comment
  UCR150664  Leptodactylon californicum subsp. californicum James Henrickson 2000-4-15 20708 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  RSA755628  Leptodactylon pungens R. G. Swinney 2008-7-15 9201 Los Angeles Winston Peak. 2275 Comment
  RSA126669  Leptosiphon androsaceus P. H. Raven, Henry J. Thompson 1959-5-5 14127 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  SEINET6034467  Leptosiphon androsaceus Louis Wheeler 1973-4-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CHSC26194  Leptosiphon aureus James Henrickson 1971-5-2 5538 Los Angeles 15 mi. E. of Palmdale, 3 mi. N. of Hwy. 138 along 167 St. So. of Lovejoy Buttes in Mojave Desert. 944 Comment
  POM65855  Leptosiphon aureus L. R. Abrams 1901-04 s.n. Los Angeles Tujunga Wash Comment
  POM9145  Leptosiphon aureus subsp. aureus W. R. Dudley, F. H. Lamb 1896-6-8 4334 Los Angeles At Spragues, Liebre Mts. [an annotation note by Carl Epling reads: Same collection number (Stanford Univ. Herb. 13765) was collected at Edge of Antelope Valley near Neenach, June 6, 1896.] Comment
  SBBG17869  Leptosiphon bicolor P. H. Raven 1962-4-10 17226 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  RSA527747  Leptosiphon bicolor Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4315 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SBBG20054  Leptosiphon chrysanthus subsp. chrysanthus D. Myrick 1964-3-27 803 Los Angeles St Hwy 138, ca. 20 mi W of Victorville toward Palmdale 822 Comment
  RSA773301  Leptosiphon ciliatus R. G. Swinney 2009-6-3 11057 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR273201  Leptosiphon ciliatus R. G. Swinney 2011-6-22 15268 Los Angeles San Gabriel Mountains, 1/4 mile east of Mt. Mooney, summit at jct. of FS Rd. 3N15 & FS Rd. 3N15A, 500 meters NW of Stony Ridge Observatory, 0.65 miles east of Angeles Crest Hwy 1720 Comment
  SBBG131912  Leptosyne gigantea S. A. Junak 2000-6-29 SCa 1347 Los Angeles S-facing side of Bird Rock, near High Point, E end of Opuntia patch 9 Comment
  UCR202714  Lessingia filaginifolia R. G. Swinney 2001-8-18 8062 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  UCR223304  Lessingia filaginifolia R. G. Swinney 2009-7-29 11409 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  POM11662  Lewisia rediviva P. A. Munz 1921-6-17 4609 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  UCR193156  Lewisia rediviva var. minor R. G. Swinney 1998-7-14 6443 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  RSA720483  Leymus triticoides R. G. Swinney 1997-8-6 5775 Los Angeles along Hwy 2 0.5 mi W of Big Pines (road junction) E of Jackson Lake 2024 Comment
  SBBG58687  Lilium humboldtii subsp. ocellatum M. N. Ackley -Jun-1922 Los Angeles Verdugo Hills Comment
  RSA250561  Lilium parryi Robert F. Thorne, John Dourley 1967-10-3 37278 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  RSA381421  Limosella acaulis Robert F. Thorne 1968-9-24 41383 Los Angeles Angeles National Forest: Jackson Lake 1860 Comment
  UC23392  Linanthus aureus J. Burtt Davy May 9 1896-May 24 1896 2548 Los Angeles Manzana Antelope Valley Comment
  UCR110893  Linanthus aureus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22002 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCR193539  Linanthus bigelovii R. G. Swinney 1999-6-28 7428 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
Read comments
Jul 31 2010
  UCSB8481  Linanthus californicus Haller, Norman 1953-5-10 Los Angeles Angeles Crest Hwy about. 2 miles from Foothill Blvd. San Gabriel Mts Comment
  RSA695502  Linanthus concinnus Valerie L. Soza, Sarah J. De Groot 2003-6-18 1686 Los Angeles Upper Little Rock Creek, along Rattlesnake Trail, approximatly 0.2 miles east from its junction with Burkhart Trail, WNW of Rattlesnake Spring, San Gabriel Mountains. 1738 Comment
  SD45375  Linanthus concinnus Herbert L. Mason 1934-3-30 8035 Los Angeles Rock creek; south of Valyermo, north side of San Gabriel Mountains. Comment
  UC1929525  Linanthus concinnus Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1673 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  UCD118500  Linanthus dianthiflorus Daryl Koutnik 1978-3-16 119 Los Angeles South of intersection of Cornell and Agoura Roads. 274 Comment
  UCSB7323  Linanthus dianthiflorus Wedberg, H. 1957-3-24 Los Angeles Point Dume Comment
  SBBG98237  Linanthus dianthiflorus C. B. Wolf 1932-3-4 2669 Los Angeles Thompson Crk, 3-4 mi N of Claremont 457 Comment
  UCR214049  Linanthus dichotomus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37971 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  RSA515167  Linanthus parryae Steve Boyd, Orlando Mistretta 1986-3-31 1538 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR214033  Linanthus parviflorus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37953 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  UCR162296  Linaria bipartita Anuja Parikh, Nathan Gale 2004-6-3 2036 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  RSA0035774  Lippia nodiflora Amy Drooks 1981-4-19 19 Los Angeles West Covina residence. Comment
  RSA656217  Lithophragma Joseph M. Keefe 1978-4-28 22750 Los Angeles Verdugo Mountains: Northeast corner Aviation-Arts Building, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Hills 256 Comment
  CAS-BOT-BC426269  Lithophragma affine John H. Thomas 1957-5-11 6751 Los Angeles San Gabriel Mountains. About 3 miles north of La Canada near Angeles Crest Highway. 762 Comment
  UCD102696  Lithophragma affine Daryl Koutnik 1978-3-24 156 Los Angeles West side of Decker Rd., south of Carlisle Rd. 487 Comment
  UCR168368  Lithophragma affine F. R. Fosberg 1931-4-13 S- 4581 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach Canyon, right fork 290 Comment
  POM1585  Lithophragma affine O. W. Robinson 1916-5-7 s.n. Los Angeles Johnson s Pastures, north of Claremont Comment
  RSA468220  Lithophragma affine subsp. mixtum M. B. Dunkle 1933-4-19 3322 Los Angeles Palos Verde Hills. Comment
  SD230293  Lithophragma bolanderi Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Northwest side Smith Mountain, along Bear Creek Trail. 1280 Comment
  POM265665  Lithophragma heterophyllum J. C. Roos 1942-4-18 1083 Los Angeles Santa Anita Canyon, San Gabriel Mts Comment
  RSA527685  Lithophragma heterophyllum Mike Hammit, Orlando Mistretta 1991-6-4 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Sawpit Canyon; Angeles National Forest. 610 Comment
  RSA0021714  Lobelia dunnii var. serrata Duncan S. Bell, Caitlin Elam 2013-6-24 5264 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, below Airplane Flat, behind the Bridge To Nowhere. 870 Comment
  SBBG113260  Lobularia maritima S. A. Junak with M. L. Hoefs, M. Gay, J. Chapman 1997-6-5 SCa 430 Los Angeles front of cabin No. 38 at beach (employee housing), Avalon 6 Comment
  UCR259574  Lobularia maritima R. G. Swinney 2010-4-1 12135 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA739664  Logfia filaginoides John Dittes 2006-5-30 1376 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
  SBBG42235  Logfia filaginoides M. B. Dunkle 1939-4-6 7317 Los Angeles Mosquito Ridge Comment
  SBBG131727  Logfia gallica S. A. Junak 1999-5-8 SCa 921 Los Angeles rd from Cottonwood Cyn into Fern Cyn, Cottonwood drainage 115 Comment
  RSA0115759  Logfia gallica Steven A. Junak 1999-5-20 SCa- 941 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road, along N side of Escondido Canyon. 323 Comment
  SBBG131738  Logfia gallica S. A. Junak 1999-4-22 SCa 839 Los Angeles White's Landing, tent cabin area, YMCA Camp, just W of amphitheater 6 Comment
  RSA656211  Lolium perenne Joseph M. Keefe 1978-5-16 22920 Los Angeles Verdugo Mountains: Mountain Street, 0.5 km west of Glendale Freeway (Highway 2) Glendale College, Glendale, San Rafael Hills. 290 Comment
  UCR104212  Lolium perenne Scott D. White 1997-5-21 5199 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  POM356960  Lolium perenne subsp. multiflorum Anstruther Davidson 1917-06 3184 Los Angeles Cienega Comment
  CAS-BOT-BC271186  Lolium temulentum G. B. Grant 1903-5-10 5494 Los Angeles Redondo Comment
  POM356977  Lolium temulentum Anstruther Davidson 1890-05 s.n. Los Angeles San Pedro Comment
  RSA226070  Lolium temulentum R. F. Thorne 1971-6-17 39949 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA0091799  Lomatium dasycarpum subsp. dasycarpum Bonnie C. Templeton 1957-4-27 s.n. Los Angeles Bouquet Canyon. Comment
  RSA452136  Lomatium lucidum Anstruther Davidson 1890-04 s.n. Los Angeles [no locality information provided] Comment
  UC875165  Lomatium mohavense Ralph Hoffmann 1932-4-27 Los Angeles Palmdale Comment
  UCR258858  Lomatium mohavense R. G. Swinney 2010-5-19 12808 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  SFV17598  Lomatium nevadense var. parishii J. N. Hogue, L. H. Hogue 1998-7-2 116 .12 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  UCR186958  Lomatium utriculatum A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31967 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  SDSU2246  Lomatium utriculatum D. F. Howe 1925-4-1 35 Los Angeles Claremont Comment
Read comments
Dec 5 2008
  CAS-BOT-BC240746  Lonicera interrupta Dr. H. E. Hasse 1893-5-1 s.n. Los Angeles Acton Comment
  RSA0088136  Lonicera subspicata Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 812 Los Angeles Santa Catalina Island: On W side of canyon between White's Landing and Moonstone Beach. 30 Comment
  RSA455365  Lonicera subspicata var. denudata E. S. Spalding 1923-5-30 s.n. Los Angeles Sierra Madre Canyon Comment
  UCR281819  Lonicera subspicata var. subspicata Mitch Provance, Scott Duff 2017-6-29 617- 72 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  UCR231798  Lotus argophyllus Darren T. Hasegawa 2007-4-21 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  POM11725  Lotus argophyllus var. ornithopus Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  RSA273124  Lotus dendroideus var. dendroideus Glenn A. Gorelick 1978-5-26 s.n. Los Angeles Catalina Harbor, Santa Catalina Island. Comment
  UCR177276  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 366 Comment
  RSA590429  Lotus hamatus T. S. Ross 1993-4-21 6834 Los Angeles Santa Catalina Island: SW part of the island along major E-W ridge between ''Carlos'' and Cactus Peak; 500-1200 ft NNE to NE of ''Quartz'' 397 Comment
  RSA3722  Lotus hamatus C. B. Wolf 1932-5-10 3512 Los Angeles Santa Catalina Island. Avalon Canyon above the east almond orchard. 121 Comment
  RSA406170  Lotus heermannii Anstruther Davidson 1889-07 s.n. Los Angeles Los Angeles Comment
  RSA406167  Lotus heermannii var. heermannii F. R. Fosberg 1931-8-10 S 5636 Los Angeles Crystal Lake, Pine Flats, first camp N Fork San Gabriel Canyon 488 Comment
  RSA680196  Lotus nevadensis var. davidsonii Valerie L. Soza, Naomi Fraga 2003-6-13 1671 Los Angeles Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06. 2530 Comment
  UCR194036  Lotus procumbens R. G. Swinney 1999-6-5 7246 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR127015  Lotus salsuginosus A. C. Sanders 2003-6-18 26930 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
  SEINET12151340  Lotus salsuginosus E. A. Purer 1935-1 6549 Los Angeles Malibou Rd, Santa Monica Mts Comment
  POM1922A  Lotus salsuginosus var. salsuginosus Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  RSA90311  Lotus salsuginosus var. salsuginosus F. W. Peirson 1918-6-4 94 Los Angeles East of Rubio Canyon, south base of San Gabriel Mountains. 549 Comment
  CDA12033  Lotus scoparius A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  IRVC26936  Lotus scoparius A. C. Sanders 2003-4-28 26087 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA0035193  Lotus scoparius James S. Burns 1992-5-11 16 Los Angeles 1.5 miles west on Rincon fire road from east access, Angeles National Forest. 762 Comment
  RSA498865  Lotus scoparius Richard C. Barkelew 1929-4-7 15834 Los Angeles Mulholland Highlands Comment
  RSA0057927  Lotus scoparius subsp. scoparius Richard G. Swinney 2010-3-16 11948 Los Angeles San Gabriel Mountains/Verdugo Mountains: confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  UCR258813  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-25 12976 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
  RSA725190  Lotus scoparius var. brevialatus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -100 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  IRVC26322  Lotus strigosus A. C. Sanders, Andy Thompson 2003-4-15 26006 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  RSA621879  Lotus strigosus R. S. Woglum 1935-5-6 723 Los Angeles Palmdale. Comment
  RSA406314  Lotus strigosus Robin S. Collins 1973-8-9 223 Los Angeles Trail Canyon 579 Comment
  JEPS55830  Lotus wrangelianus A. M. Ottley 1920-5-8 636 Los Angeles between Linda Vista Rd and Arroyo Seco; Pasadena Comment
  UC1922341  Ludwigia peploides subsp. montevidensis R. E. Riefner Jr. 2007-6-28 07 -283 Los Angeles Harbor City, Bixby Slough, vicinity of 255th St. and Dodge Ave. Comment
  UC1279995  Ludwigia peploides subsp. peploides Peter H. Raven with H. L. Wedberg 1957-6-15 10922 Los Angeles 2.6 mi. e. Seminole Hot Springs; Santa Monica Mts. Comment
  CAS-BOT-BC201208  Lupinus F. A. MacF. 1931-4-22 2996 Los Angeles 1st power plant, San Francisquito Canyon Comment
  UCR99401  Lupinus Lauren Raz, M. Wall 1997-3-17 74 Los Angeles Channel Islands, Santa Catalina Island. Cape Canyon (trending SW to NE) via road from Middle Ranch 381 Comment
  SBBG125448  Lupinus albicaulis A. Parikh, N. Gale 2010-6-17 3316 Los Angeles upper Big Tujunga Cyn, just N of St Hwy 2, 0.4 km E of intersection of St Hwy 2 and upper Big Tujunga Cyn Rd, San Gabriel Mtns 1415 Comment
  RSA0061212  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042001 Los Angeles Templin Hwy off I-5. 258 Comment
  RSA639108  Lupinus andersonii L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  RSA600728  Lupinus bicolor L. C. Wheeler 1955-4-17 7136 Los Angeles Little Rock Creek at confluence with Bare Mountain Canyon. Comment
  SD253452  Lupinus bicolor R. G. Swinney 2011-5-31 14925 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  SEINET7063474 Image available Lupinus bicolor A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  UC16019  Lupinus bicolor J. H. Barber 1897-3-21 77 Los Angeles Soldiers' Home; Southern California Comment
  UCR186781  Lupinus bicolor Gary Kovnat, LeRoy Gross 2003-2-16 29 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  RSA600428  Lupinus bicolor subsp. microphyllus L. C. Wheeler 1933-4-27 1660 Los Angeles San Pedro Hills: NW base. 38 Comment
  RSA407123  Lupinus chamissonis Frances L. Cramer 1934-4-14 s.n. Los Angeles El Segundo. Comment
  SEINET12154480  Lupinus chamissonis J. F. Bright, Wyman, C. 1931-1 5586 Los Angeles at Manhattan Beach Comment
  JEPS65123  Lupinus elatus Frank W. Peirson 1918-6-10 89 Los Angeles Summit of San Gabriel Peak San Gabriel Peak Comment
  UCR179959  Lupinus excubitus R. G. Swinney 1996-8-7 5206 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  CAS-BOT-BC216536  Lupinus excubitus var. johnstonii Carl B. Wolf 1936-5-27 7853 Los Angeles 2.4 miles above thi [the] Camp Summit, Aliso Canyon to Buckhorn Flats Road, San Gabriel Mountains 1706 Comment
  RSA641695  Lupinus excubitus var. johnstonii Orlando Mistretta 1993-6-2 869 Los Angeles San Gabriel Mountains: Vincent Gulch Mine. 2100 Comment
  SD157643  Lupinus formosus Darley F. Howe Apr 1915 64 Los Angeles Claremont Comment
  POM305760  Lupinus formosus var. formosus H. J. Ramsey 1937-3-26 964 Los Angeles Pacoima Canyon, near San Fernando, Angeles National Forest. Comment
  UCR68900  Lupinus guadalupensis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4281 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  CHSC3740  Lupinus hirsutissimus Sue Boergadine 1966-4-28 12 Los Angeles App. 8 mi NE of Newhall. 914 Comment
  RSA413676  Lupinus hirsutissimus Reid V. Moran 1941-2-25 614 Los Angeles Johnson's Valley, Santa Catalina Island 250 Comment
  SEINET10485437  Lupinus hyacinthinus Robert F. Thorne 1972-8-11 Thorne 42208 Los Angeles San gabriel mts, angels nat'l forest: mt. Waterman, e end of mt waterman ridge, Se facing slope. 2316 Comment
  RSA0096426  Lupinus latifolius subsp. latifolius R. G. Swinney 2011-6-23 15278 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  CAS-BOT-BC211690  Lupinus longifolius Alice Eastwood 1940-5-11 s.n. Los Angeles Mandeville Canyon Comment
  JEPS127383  Lupinus longifolius Robert Steers 2003-5-17 Los Angeles Palos Verdes Peninsula. Rolling Hills Estates. Comment
  RSA23639  Lupinus longifolius Theodore Payne 1939-6-3 s.n. Los Angeles Along Foothill Blvd. Montrose 457 Comment
  RSA413766  Lupinus longifolius Geo. L. Moxley 1914-2-4 203 Los Angeles Hills NW from Highland Park Comment
  RSA517110  Lupinus longifolius T. S. Ross 1990-5-14 2465 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  SFV6173  Lupinus longifolius R. M. Muran 1974-5-16 77 Los Angeles Santa Monica Mountains Cold Creek Canyon. 427 Comment
  SEINET10485611  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR192203  Lupinus microcarpus A. C. Sanders 2008-4-16 34898 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
  UC1129646  Lupinus nanus A. D. Gifford 1935-3-31 541 Los Angeles 6 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. Comment
  RSA413822  Lupinus odoratus var. odoratus J. Aug. Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  CAS-BOT-BC207247  Lupinus peirsonii Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA641672  Lupinus peirsonii Orlando Mistretta 1993-7-6 930 Los Angeles San Gabriel Mountains: Dawson Saddle Trail 2475 Comment
  RSA779256  Lupinus sparsiflorus Pam De Vries 2011-4-29 7757 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 2.5 air miles NNE of the intersection of Copper Hill and McBean Parkway (Santa Clarita); about 0.5 air miles west of San Freancisquito Canyon Road., Along a north/south trending ridge 546 Comment
  POM6754  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz, Williams, L. T. Street 1919-3-15 2394 Los Angeles South Hills, Pomona. Comment
  UC537064  Lupinus succulentus P. A. Munz 1934-4-2 13147 Los Angeles San Dimas , San Dimas (Puddingstone Canyon) 304 Comment
  RSA533487  Lupinus succulentus Tim S. Ross 1991-3-9 4180 Los Angeles Whittier Hills (Puente Hills, pro parte): Seepage ca. 300 feet SW of Colima Road and Camino del Sur. 213 Comment
  PASA1687  Lupinus truncatus Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  RSA0073361  Lupinus truncatus R. G. Swinney 2010-3-16 11964 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  SBBG31365  Lupinus truncatus R. F. Thorne with P. C. Everett 1965-5-11 34580 Los Angeles S side of north beach of Little Harbor 15 Comment
  SBBG89750  Lupinus truncatus M. B. Dunkle 1939-4-7 7334 Los Angeles Pyramid Cove Comment
  UCR260793  Lupinus truncatus R. G. Swinney 2010-2-27 11735 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
  SEINET11091437 Image available Lupinus truncatus Delzie Demaree 1933-5-30 20363 Los Angeles playa del Rey Comment
  UC130327  Lupinus truncatus J. Burtt Davy May 9 1896-May 24 1896 2606 Los Angeles Ell's Antelope Valley (Antelope Valley) Comment
  SD243415  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles On canal bank in salt marsh, 400 m north of 431 East Culver Blvd., Playa del Rey. Comment
  RSA451624  Lyonothamnus floribundus subsp. aspleniifolius Unspecified 1941-2-20 596 Los Angeles San Clemente Island: east rim at Middle Ranch Canyon 500 Comment
  SD107850  Lyonothamnus floribundus subsp. aspleniifolius Gary Wallace 1972-9-3 707 Los Angeles San Clemente Island, on rocky canyon walls in Horse Canyon, the canyon from Thirst Pk. To the west, common in canyon 456 Comment
  RSA0113213  Lyonothamnus floribundus subsp. floribundus Steven A. Junak 2000-5-19 SCa- 1319 Los Angeles Santa Catalina Island. N-facing slope in canyon above Button Shell Beach. 229 Comment
  SBBG109005  Lyonothamnus floribundus var. aspleniifolius S. A. Junak 1996-10-2 SCl 702 Los Angeles lower portion of Horse Cyn, at foot of long ridge entering cyn from w, 2.78 mi SSW of Thirst 91 Comment
  SBBG43852  Lyonothamnus floribundus var. aspleniifolius M. R. Benedict 1971-6-26 Los Angeles S fk of Eagle Cyn, N of Triangulation Pt "Gray" 457 Comment
  VVC3233  Lythrum californicum Tim Thomas 1979-7-26 260 Los Angeles Transverse Range, Santa Monica Mountains, Cold Creek Canyon Preserve, Murphy Ranch spring 559 Comment
  UCR209111  Lythrum hyssopifolia R. G. Swinney 2008-6-25 9105 Los Angeles San Gabriel Mountains, Glendora, Harrow Canyon Debris Basin, seep on north-central side 387 Comment
  UCR95489  Madia elegans subsp. wheeleri Steve Boyd, L. Raz 1996-9-24 8969 Los Angeles San Gabriel Mtns., Sawmill Mtn along Forest Service road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon 1622 Comment
  RSA656318  Mahonia nevinii Valerie L. Soza, Steve D. Boyd, Gary D. Wallace 2000-3-28 652 Los Angeles San Gabriel Mountains, south side: Cobal Canyon, Claremont Hills Wilderness Park, W of fire road up Cobal Canyon. Below junction of Burbank and Cobal Canyon fire roads. 518 Comment
  RSA134781  Mahonia pinnata R. Fowler, K. Kneen 1933-04 S.N. Los Angeles Boney Ridge. Comment
  RSA0068249  Malacothamnus R. G. Swinney 2010-3-10 11837 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  SD122643  Malacothamnus clementinus F. C. Boutin 1967-4-23 1653 Los Angeles San Clemente Island, east side of island, Lemon Tank. 305 Comment
  CAS-BOT-BC231888  Malacothamnus davidsonii Joseph Andorfer Ewan 1937-8-23 11047 Los Angeles Tujunga Canyon near its mouth, San Gabriel Mts. Comment
  UCR25081  Malacothamnus davidsonii Don Emery 1981-12-3 s.n. Los Angeles San Gabriel Mtns., Big Tujunga Canyon, just south of the Angeles National Forest on BLM land. 610 Comment
  RSA602448  Malacothamnus fasciculatus Scott D. White 1997-5-14 5131 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  RSA641514  Malacothamnus fasciculatus Louis C. Wheeler 1967-8-27 10573 Los Angeles San Gabriel Mts; Angeles National Forest; Allison Trail 0.3 mile W of Widman Ranch, Coldwater Canyon 1311 Comment
  SD69552  Malacothamnus fasciculatus Robert F. Thorne 1966-6-2 36512 Los Angeles Santa Catalina Island, upper end of road leading to White's Landing 395 Comment
  RSA549541  Malacothamnus fasciculatus var. laxiflorus Tim S. Ross 1992-4-27 6237 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA188535  Malacothamnus fremontii Robert F. Thorne, J. Olmstead 1965-8-26 35397 Los Angeles Near Camp Lupine along Prairie Fork 1982 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
  RSA0101001  Malacothamnus fremontii Louis C. Wheeler 1967-6-26 9882 Los Angeles Elsmere Canyon. 441 Comment
  JEPS26402  Malacothamnus marrubioides F. W. Peirson 1921-7-1 774 Los Angeles Arraster Creek, San Gabriel Mts., Los Angeles Co. Comment
  RSA0053899  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  CAS-BOT-BC323293  Malacothrix foliosa Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4238 Los Angeles Lower half of China Canyon, south end of island, west side, San Clemente Island Comment
  SD185149  Malacothrix glabrata S. J. Myers 2005-5-11 Los Angeles Western Mojave Desert: Northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  UCR276740  Malacothrix saxatilis R. G. Swinney 2010-8-11 13503 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  CAS-BOT-BC347941  Malacothrix saxatilis var. tenuifolia Robert F. Thorne; P. Everett 1965-6-23 34998 Los Angeles Santa Catalina Island: mouth of Hamilton Canyon, NW of Avalon 7 Comment
  POM362381  Malacothrix saxatilis var. tenuifolia Mary H. Ward 1970-6-19 LASCA- 938 Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena Comment
  RSA579280  Malacothrix saxatilis var. tenuifolia Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7401 a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped Canyon to the NE of upper Forestal Drive. 165 Comment
  UCSB7158  Malacothrix saxatilis var. tenuifolia McElwain, Isabelle 1953-3-21 Los Angeles Sea cliffs, Point Dume Comment
  CAS-BOT-BC167867  Malosma laurina L. R. Abrams; I. L. Wiggins 1931-7-4 338 Los Angeles White's Landing, Santa Catalina Island Comment
  UCD116866  Malosma laurina G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  CAS-BOT-BC206648  Malva assurgentiflora E. R. Blakley 1961-9-23 4739 Los Angeles Bird Rock 1/2 mile offshore from Isthmus Harbor - San Clemente Island 6 Comment
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Jul 20 2018
  CAS-BOT-BC206653  Malva assurgentiflora Robert F. Thorne 1970-3-6 39400 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island 15 Comment
  PASA1775  Malva parviflora Sally Ellis 1939-4-23 Los Angeles Claremont Comment
  RSA763242  Marah fabacea Justin M. Wood 2010-5-10 1619 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  SBBG69430  Marah fabacea R. Hoffmann 1932-4-26 Los Angeles Harold Comment
  RSA762448  Marah macrocarpa R. G. Swinney 2009-2-20 10007 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UC76642  Marah macrocarpa Geo. B. Grant April, 1902 778 Los Angeles Pasadena Comment
  UCSB52719  Marah macrocarpa Boutin, F. 1967-4-23 Los Angeles San Clemente Island; E side of island, Lemon Tank, a dump site 304 Comment
  OBI2778  Marah macrocarpa J. Echert 1968-4-12 13 Los Angeles 1/2 mi up Whiting Wds fire rd, Verdugo Hills 396 Comment
  RSA498131  Marah macrocarpa Edwin Kline 1925-2-15 s.n. Los Angeles Mulholland Estate, Santa Monica Mountains. 549 Comment
  RSA608049  Marah macrocarpa L. C. Wheeler 1931-1-25 s.n. Los Angeles Dr. Huntington's Grove. Comment
  SDSU5838  Marah macrocarpa Gerald Collier 1951-3-22 M 499 Los Angeles Faculty Hill; about 1/2 mile west of UCLA campus. Comment
  JEPS63278  Marrubium vulgare W. L. Jepson 1920-5-3 8920 Los Angeles Mission San Fernando Comment
  UCR271802  Matricaria discoidea R. G. Swinney 2010-3-24 12074 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCD134452  Matricaria occidentalis Ernest C. Twisselmann 1964-5-7 9389 Los Angeles Avenue A, south of Rogers Lake, Edwards Air Force Base. 614 Comment
  RSA594645  Medicago lupulina Steve Boyd, Lauren Raz 1996-10-29 9110 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  UCR93322  Medicago lupulina Scott D. White 1996-5-19 4052 Los Angeles City of Claremont: Geneva Ave, north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne Street. 320 Comment
  SFV1921  Medicago polymorpha C. Gasser 1956-3-17 s. n. Los Angeles Point Dume. Right off Highway 101 by pink gates. 91 Comment
  POM49326  Medicago sativa L. W. Nuttall 1920-5-31 s.n. Los Angeles Golf Links Comment
  POM362465  Melampodium perfoliatum George B. Grant 1904-1 763 Los Angeles Waste places, Pasadena Comment
  LA105165  Melica imperfecta Barry A. Prigge; 1988-7-9 8275 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, 0.4 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School. Comment
  RSA0055756  Melica imperfecta R. G. Swinney 2010-5-19 12811 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  RSA573555  Melica imperfecta Timothy S. Ross 1992-5-8 6288 Los Angeles San Gabriel Mountains: San Antonio Canyon; N side of Hog Back. 1177 Comment
  SBBG131570  Melica imperfecta S. A. Junak 2000-4-15 SCa 1226 Los Angeles E of Lone Tree, just inland from S-facing bluff top 408 Comment
  SEINET255218 Image available Melica imperfecta Joseph M. Keefe 1978-4-28 22830 Los Angeles Traverse Range; Verdugo Mtns; La Crescentia, Henderson Canyon Creek, 0.5 km west of Lockerbie Road on Whitting Woods Road; Cliff on northwest side of creek. 427 Comment
  UC1587719  Melica imperfecta Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5259 Los Angeles w fork Near-Death Canyon (draining into Mosquito Cove (draining beginning 800 ft n of Rest [1336 '] marker; 1800 ft se of Malo Knoll [1396']), beginning of drainage); San Clemente Island, Mosquito Cove 384 Comment
  UC53655  Melica imperfecta J. Burtt Davy 1896-5-17 2328 Los Angeles Llano Verdi Antelope Valley (at Mr Bells) Comment
  UCD87791  Melica imperfecta Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  UCR65262  Melica imperfecta F. R. Fosberg 1931-3-19 S- 4307 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon 10 Comment
  CAS-BOT-BC281096  Melica stricta Le Roy Abrams; E. A. McGregor 1908-6-19 338 Los Angeles Oakgrove Canyon, Liebre Mts 1219 Comment
  CATA1121  Melilotus albus Mark L. Hoefs 1995-5-23 2088 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  RSA188072  Melilotus albus Robert F. Thorne 1966-4-29 36268 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 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
  RSA0087866  Melilotus indicus R. G. Swinney 2010-5-4 12567 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UCR41711  Melilotus indicus G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  HSC98387  Melilotus indicus Wendell Wood 1970-6-17 6 Los Angeles 3135 Linda Vista Rd., Glendale 366 Comment
  UCD168373  Mentzelia J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  RSA440353  Mentzelia affinis Jack Rempel 1932-4-10 s.n. Los Angeles El Segundo. Comment
  JEPS41148  Mentzelia albicaulis W. L. Jepson 1935-4-17 17031 Los Angeles west Mojave Desert, Lancaster 716 Comment
  RSA0114887  Mentzelia congesta R. G. Swinney 2011-4-26 14504 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA729312  Mentzelia congesta R. G. Swinney 1998-7-2 6220 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR26255  Mentzelia congesta John C. Roos 1937-5-31 547 Los Angeles San Gabriel Mtns., Big Pines 2195 Comment
  RSA446907  Mentzelia gracilenta Anstruther Davidson 1906-6-1 1624 Los Angeles Big Rock Creek, Lowell Mine. Comment
  RSA578278  Mentzelia gracilenta Tim S. Ross, Steve D. Boyd 1994-5-4 7641 Los Angeles Liebre Mountains, San Francisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit 1055 Comment
  RSA229056  Mentzelia laevicaulis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38897 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  RSA440454  Mentzelia laevicaulis Bonnie C. Templeton 1932-7-21 5052 Los Angeles Prairie Forks, San Gabriel Mts. 1905 Comment
  RSA440478  Mentzelia lindleyi Geo. C. Johnstone 1926-5-6 s.n. Los Angeles Elysian Park, Los Angeles. Comment
  RSA0106884  Mentzelia micrantha Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 410 Los Angeles Santa Catalina Island. W end of Empire Landing rock quarry site, on E side of small canyon just E of UTM 11. 36 Comment
  RSA226061  Mentzelia micrantha Robert F. Thorne 1971-6-17 3998 Los Angeles 2 mi up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  RSA446796  Mentzelia montana Anstruther Davidson 1904-06 2798 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA595934  Mentzelia veatchiana Louis C. Wheeler 1967-5-9 9386 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA225988  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1971-6-29 40691 -b Los Angeles ca. 3.6 miles down Aliso Canyon from junction with Angeles Forest Rd. 945 Comment
  CAS-BOT-BC435241  Mesembryanthemum crystallinum John Thomas Howell 1927-6-30 2632 Los Angeles At eastern city limits of Long Beach 30 Comment
  UCSB46624  Micranthes californica Welton, Patti 1983-3-28 Los Angeles 2.2 miles north of Malibu Canyon Road on southwest side of Mulholland Hwy 487 Comment
  SBBG98543  Microseris douglasii subsp. platycarpha T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5329 Los Angeles between Box and Horse Cyns 484 Comment
  POM211196  Microseris heterocarpa L. C. Wheeler 1934-5-1 2578 Los Angeles La Verne 305 Comment
  RSA589496  Microseris lindleyi Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8588 b Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point. 256 Comment
  UCR126872  Microseris lindleyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26143 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
  CATA1110  Mimulus aurantiacus Mark L. Hoefs 1995-5-23 2074 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon 115 Comment
  CATA287  Mimulus aurantiacus Mark L. Hoefs 1973-5-21 302 Los Angeles Santa Catalina Island: Upper Renton Mine Road 274 Comment
  RSA339631  Mimulus aurantiacus Robert F. Thorne, M. Z. Thorne 1980-3-23 54009 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  OBI69274  Mimulus aurantiacus var. aurantiacus John Knapp, Denise Knapp 2003-4-13 7 Los Angeles Catalina Island 37 Comment
  HSC49069  Mimulus aurantiacus var. pubescens Patricia Shesgreen 1978-6-17 107 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  RSA0114884  Mimulus aurantiacus var. pubescens R. G. Swinney 2011-4-26 14510 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA527717  Mimulus aurantiacus var. pubescens Tim S. Ross, Annette H. Ross 1991-3-7 4158 Los Angeles Elephant Hill: western Pomona. 244 Comment
  RSA597014  Mimulus aurantiacus var. pubescens Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3811 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  RSA668846  Mimulus aurantiacus var. pubescens Carl Wishner 2002-4-2 4230 Los Angeles Puente Hills (Whittier Hills portion), along Turnbull Canyon Road, 1,100 feet northwest of Workman Hill. 305 Comment
  UCSB41772  Mimulus aurantiacus var. pubescens Lockyer, Jim 1970-3-9 Los Angeles In a canyon off of San Dimas Road; at the northern end of Puddingstone Dam 381 Comment
  CAS-BOT-BC150857  Mimulus aurantiacus var. puniceus H. E. Hasse 1893-6-1 s.n. Los Angeles Near Soldiers Home Comment
  RSA177792  Mimulus aurantiacus var. puniceus Robert F. Thorne, Percy C. Everett 1965-5-10 34443 Los Angeles Black Jack Mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  UCD122393  Mimulus aurantiacus var. puniceus Daryl Koutnik 1978-3-27 173 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at end of Mountain Ave, Claremont. 579 Comment
  RSA517136  Mimulus brevipes Tim S. Ross, S. D. Boyd 1990-5-14 2491 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1149 Comment
  UC1063113  Mimulus cardinalis A. L. Haines and A. H. Warne 1935-7-12 208 Los Angeles Dalton Canyon Dam Pomona Quadrangle Comment
  UCR242056  Mimulus cardinalis Dan S. Cooper 2012-8-3 812- 51 Los Angeles Los Angeles Basin, Sepulveda Basin along unchannelized portion of Los Angeles River c. halfway between Balboa Blvd and Burbank Blvd 206 Comment
  UCR270852  Mimulus cardinalis R. G. Swinney 2011-6-29 15347 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  SFV6852  Mimulus cardinalis T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 582 Los Angeles San Gabriel Mountains Lamel Spring. 2378 Comment
  POM5178A  Mimulus floribundus C. F. Baker 1903-8-2 3448 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA525089  Mimulus floribundus Tim S. Ross, S. D. Boyd 1990-6-6 2845 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  POM262945  Mimulus fremontii J. C. Roos 1941-4-12 195 Los Angeles Palmdale. Comment
  RSA515170  Mimulus fremontii Steve Boyd, O. Mistretta 1986-3-31 1552 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR151658  Mimulus fremontii R. G. Swinney 1998-4-14 5981 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
  UCR192660  Mimulus guttatus R. G. Swinney 1999-8-14 7628 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  UC1018205  Mimulus guttatus J. Warren 1952-5-27 Los Angeles Taipa Park 121 Comment
  PASA95  Mimulus longiflorus Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA654415  Mimulus longiflorus Matt Brooks 1988-5-1 22 Los Angeles Whittier, Skyline Equestrian trail 0.5 miles south of its intersection with Turnbull Canyon Rd. Comment
  RSA0013591  Mimulus palmeri Orlando Mistretta, Christine Mistretta 2011-6-23 5741 Los Angeles [Unspecified] Comment
  RSA603730  Mimulus rubellus Louis C. Wheeler 1948-6-13 6648 Los Angeles San Gabriel Mountains: Depression Wickiup Creek. 1364 Comment
  RSA0097169  Minuartia douglasii R. G. Swinney 2011-6-1 14967 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  RSA616308  Minuartia douglasii Scott D. White, Pam De Vries 1998-4-20 6297 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA423554  Minuartia douglasii Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon 502 Comment
  UC1532964  Minuartia nuttallii subsp. gracilis Robert F. Thorne, C. W. Tilforth and John Dourley 1971-7-27 41068 Los Angeles on ridge running e toward Old Baldy (Mt. San Antonio); San Gabriel Mts., Angeles National Forest, West Baldy Peak 3017 Comment
  CAS-BOT-BC434651  Mirabilis laevis var. crassifolia L. R. Abrams; I. L. Wiggins 1931-7-6 347 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor. Comment
  RSA127838  Mirabilis laevis var. crassifolia Peter H. Raven 1959-4-4 s.n. Los Angeles East of Zuma Beach, Santa Monica Mountains. 30 Comment
  SD186254  Modiola caroliniana A. C. Sanders 2003-5-1 26287 Los Angeles Irwindale, near boundary of Azusa, south side of Montoya St., just east of Irwindale Ave. 170 Comment
  UCR181771  Monardella R. G. Swinney 1997-6-13 5589 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  UC416721  Monardella breweri subsp. lanceolata J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  RSA225929  Monardella cinerea Robert F. Thorne, DeBuhr 1971-7-27 41080 Los Angeles San Gabriel Mountains, Angeles National Forest: E ridge of Mt. San Antonio (Old Baldy). Comment
  CAS-BOT-BC220137  Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles Near Lancaster 716 Comment
  CAS-BOT-BC349493  Monolopia lanceolata Le Roy Abrams 1901-4-4 1317 Los Angeles Santa Monica Mts. bordering San Fernando Valley Comment
  RSA151515  Muhlenbergia appressa P. H. Raven 1962-5-9 17708 Los Angeles Just north of Gray, San Clemente Island 427 Comment
  CAS-BOT-BC263358  Muhlenbergia asperifolia John R. Hodgson 1929-8-4 271 Los Angeles Peace Valley Comment
  RSA593891  Muhlenbergia asperifolia Steve Boyd 1996-4-24 8664 Los Angeles Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east. 1012 Comment
  CDA30164  Muhlenbergia microsperma J. Dittes, J Guardino 2008-2-23 1501 Los Angeles Transverse Ranges; San Gabriel Mountains; Big Tujunga Canyon; circa 2.4 air-miles southeast of Mount McKinley, circa 4.3 air-miles west of Big Tujunga Reservoir, circa 3.4 air-miles northeast of Mount Gleason Jr. High School; near Delta Flat Picnic Area. Comment
  UCR241702  Muhlenbergia microsperma Dan S. Cooper 2012-4-14 412- 21 Los Angeles Western Transverse Range; Hollywood Hills, 1-mile Tree, off Western Canyon Rd., Griffith Park 270 Comment
  UCR210126  Muhlenbergia richardsonis R. G. Swinney 2008-7-24 9353 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA191167  Muhlenbergia rigens R. F. Thorne 1967-7-19 37180 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA549195  Muilla maritima Timothy S. Ross, Peter Fritsch 1990-6-20 3682 Los Angeles Ridgetop between Roberts Canyon and W Fork San Gabriel River. 1255 Comment
  CAS-BOT-BC327747  Munzothamnus blairii Robert F. Thorne 1973-4-11 42834 Los Angeles San Clemente Island. Upper part of Norton Canyon 274 Comment
  SBBG108991  Munzothamnus blairii S. A. Junak 1996-10-1 SCl 695 Los Angeles middle portion of Horse Cyn, ca. 1.7 mi SW of Thirst 304 Comment
  RSA378629  Najas guadalupensis Anstruther Davidson 1917 Los Angeles Garvanza. Comment
  UCR192174  Nama californica A. C. Sanders 2008-4-17 34929 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  SFV2977  Nama demissum P. G. Kilburn 1958-4-18 s. n. Los Angeles Mojave Desert Palmdale. Ave. N and 22nd Street, 3 miles northwest of town. 790 Comment
  UC821953  Nassella lepida Marcus E. Jones, A. M. 1882-5-2 3544 Los Angeles Pasadena Comment
  UCD87794  Nassella lepida T. S. B. 1890-4-12 s.n. Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC260143  Nassella pulchra Peter H. Raven 1959-5-9 14161 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile W of Las Virgenes Road, Malibu Creek drainage 274 Comment
  RSA678120  Nassella pulchra Valerie L. Soza, LeRoy Gross 2001-5-22 1237 Los Angeles Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat. 655 Comment
  SBBG108129  Nassella pulchra S. L. Crockett, S. Schueller 1997-3-8 562 Los Angeles Cottonwood Beach, ca. 25 m W of rd 79 Comment
  SBBG98642  Nassella pulchra T. Ross 1991-5-20 5360 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage; 3300 ft NW of the 750ft Benchmark 141 Comment
  RSA190945  Navarretia hamata subsp. leptantha R. F. Thorne 1966-4-29 36328 Los Angeles Santa Catalina Island: Below road to White's Landing above turn-off to Echo Lake 412 Comment
  RSA3700  Navarretia hamata subsp. leptantha C. B. Wolf 1932-5-11 3547 Los Angeles Hillside W. of Isthmus harbor. Santa Catalina Island. 15 Comment
  UCD61813  Navarretia mitracarpa A. C. Sanders; T. B. Salvato 2005-5-24 30280 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, ca. 0.5 mi. NW of community of Mint Canyon. 549 Comment
  POM75592  Navarretia prostrata H. E. Hasse 1889-05 10106 Los Angeles Los Angeles Comment
  RSA774593  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-10 5295 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  SBBG69637  Nemacladus secundiflorus var. robbinsii R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  POM50138  Nemacladus sigmoideus L. R. Abrams 1901-6-10 1899 Los Angeles Wilson's Peak Comment
  SFV16164  Nemophila menziesii P. A. Krueger 1994-5-14 30 Los Angeles San Gabriel Mountains 1 miles west on 2N23 from Newcomb's Saddle._x000B_ 950 Comment
  UCD120248  Nemophila menziesii var. integrifolia Geoffrey Levin 1974-4-27 47 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  RSA0085354  Nephrolepis cordifolia Bonnie C. Templeton 1964-2-27 11014 Los Angeles Leatherman's Fern Garden, South El Monte. Comment
  RSA608019  Nicandra physalodes Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  CAS-BOT-BC231565  Nicotiana glauca Jean L. Pawek 1964-9-14 626 Los Angeles San Gabriel Mountains, near Switzer Camp 914 Comment
  UCR258698  Nicotiana glauca R. G. Swinney 2010-3-22 12025 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR48867  Nicotiana glauca Steve Morgan 1974-4-25 71 Los Angeles Western Transverse Range; Santa Monica Mtns., 1/4 mi east of Mulholland Hwy on Stunt Rd. 366 Comment
  RSA686407  Notholaena californica L. C. Wheeler 1932-6-26 878 Los Angeles San Gabriel Canyon 304 Comment
  HSC16520  Oenothera californica C. S. Apperson 1967-6-3 Los Angeles 12 mi. W on Ave. D off of the Sierra Hwy. 762 Comment
  RSA507553  Oenothera californica subsp. californica Louis C. Wheeler 1967-8-8 10377 Los Angeles Angeles National Forest: Loomis Ranch, Alder Creek 1311 Comment
  POM123009  Oenothera californica subsp. californica Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  RSA230654  Oenothera californica subsp. californica Robert F. Thorne, M. Z. Thorne 1969-7-10 38444 Los Angeles Angeles National Forest: Jackson Lake 1860 Comment
  SD85146  Oligomeris linifolia E. R. Blakley 1962-6-9 5188 Los Angeles San Clemente Island, near Lighthouse, China Point 9 Comment
  UC1349355  Oligomeris linifolia Robert F. Thorne 1966-4-5 35868 Los Angeles Cottonwood Canyon Santa Catalina Island; , Cottonwood Canyon 106 Comment
  CAS-BOT-BC427452  Oligomeris linifolia Alice Eastwood 1906-6-2 162 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  RSA0119517  Opuntia basilaris var. basilaris R. G. Swinney 2014-4-18 16115 Los Angeles San Gabriel Mountains - desert slopes; s.w. of town of Littlerock, 1.4 miles e. of Cheseboro Rd., 100-300 m. south of Calif. Aquiduct, west of Little Rock Siphon and Little Rock Wash, coord. taken from center of survey area. 896 Comment
  POM214684  Opuntia littoralis F. R. Fosberg 1932-7-15 8613 Los Angeles Laurel Canyon, Santa Monica Mountains. Comment
  POM317737  Opuntia littoralis David Walkington 1963-6-20 184 Los Angeles Southwest of Walnut Ave., just N of Puddingstone Rd., San Dimas. 305 Comment
  RSA459614  Opuntia littoralis Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  RSA656241  Opuntia littoralis Joseph M. Keefe 1975-9-1 19147 Los Angeles Verdugo Mountains: 0.5 km east of Glendale College, 1500 N. Verdugo Road, Glendale 305 Comment
  CDA32575  Orcuttia californica Margaret Bellue 1943-8-8 Los Angeles Southwestern Ave. -- old air field. 0 Comment
  POM263142  Oreonana vestita J. C. Roos 1937-7-16 390 Los Angeles Mt. San Antonio [Los Angeles-San Bernardino County line] 2744 Comment
  RSA0065394  Oreonana vestita S. Granger 1974-6-22 s.n. Los Angeles Mt. Williamson Peak. 2476 Comment
  RSA0078635  Orobanche californica subsp. feudgei LeRoy Abrams 1902-7-11 2675 Los Angeles Coldwater Canyon. Comment
  RSA608914  Orobanche fasciculata Louis 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
  RSA187715  Orthocarpus purpurascens Robert F. Thorne 1966-4-5 35833 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  SEINET10661444  Oryza sativa Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2660 Los Angeles City of Glendale. Arko International Foods, 1428 E. Colorado Blvd. Comment
  POM68648  Osmorhiza brachypoda Marcus E. Jones 1924-4-16 s.n. Los Angeles Stoddard Canon. Mouth of San Antonio Canyon. Comment
  CATA1467  Oxalis articulata subsp. rubra Mark L. Hoefs, Robert F. Thorne 1996-4-6 2652 Los Angeles Santa Catalina Island: Metropole Street in alley-way by book store and across from fire station, Avalon 9 Comment
  LA82190  Oxalis californica O. H. Kappler; 1941-3-30 169 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR143416  Oxalis californica F. R. Fosberg 1931-4-13 S- 4586 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach Canyon, right fork 290 Comment
  SD52173  Oxalis corniculata H. E. House 1892-1 1464 Los Angeles Santa Monica Comment
  RSA601847  Oxytheca trilobata Steve Boyd, Tim S. Ross, Laura Moore, Valerie Soza 1997-7-8 10004 Los Angeles Liebre Mountains region: Saddle between Sawmill Mountain and Liebre Mountain, at the head of the north fork of Fish Canyon. 1457 Comment
  RSA698758  Oxytheca trilobata LeRoy Gross, P. Morton 2004-6-10 1368 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1432 Comment
  RSA65000  Oxytheca trilobata Joseph A. Ewan, A. N. Dunn 1933-7-23 7825 Los Angeles Tujunga Creek at Alder Cr. Jct. Upper Sonoran zone. 1037 Comment
  JEPS37498  Packera ionophylla F. W. Peirson 1919-6-16 476 Los Angeles South Fork of Rock Creek San Gabriel Mountains 1676 Comment
  RSA0053890  Paeonia californica R. G. Swinney 2010-4-13 12203 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  CATA138  Panicum capillare Sarah Ratay, Robyn Shea 2006-12-7 102 Los Angeles Santa Catalina Island: Buffalo Springs Drainage 356 Comment
  LA85598  Papaver californicum Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  RSA653700  Papaver californicum Valerie L. Soza, Laura Moore 2000-5-10 857 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
  RSA187833  Papaver somniferum Robert F. Thorne 1966-6-1 36476 Los Angeles Santa Catalina Island, field near small building, in Pebbly Beach Canyon near upper end of road, possibly escaped Comment
  RSA714589  Parthenocissus vitacea A. C. Sanders, Mark A. Elvin 2002-8-26 25588 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa' 305 Comment
  RSA0016999  Paspalum dilatatum Anstruther Davidson 1922-8-1 s.n. Los Angeles Ocean view, Los Angeles. Comment
  UCR117134  Passiflora caerulea A. C. Sanders, D. Malueg 2001-5-17 24330 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
  RSA596020  Pectocarya linearis subsp. ferocula T. S. Ross, J. Mark Porter 1995-5-4 8439 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  UC1871163  Pectocarya linearis subsp. ferocula T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4931 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  RSA184063  Pectocarya recurvata I. L. Wiggins 1966-4-24 20620 Los Angeles E side of 145St E between Palmdale Blvd and Ave , N of Pearblossom, Mojave Desert. Comment
  UCR129934  Pectocarya setosa Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1107 Los Angeles San Gabriel Mountains, Santiago Canyon, ridge on the W edge of Santiago Canyon watershed north of Forest Road 4N20 1372 Comment
  LA51893  Pedicularis densiflora Harlan Lewis; 1940-2-24 1083 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 609 Comment
  RSA549511  Pedicularis semibarbata Tim S. Ross, Steve D. Boyd 1990-6-18 3465 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake 1878 Comment
  CATA3073  Pellaea andromedifolia Amy Catalano 2016-4-22 082 Los Angeles Santa Catalina Island: South side of Middle Ranch Road, on knob between entrance to Quail Valley and bump gate on west side of Middle Ranch 144 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
  SEINET5777398 Image available Pellaea andromedifolia S. M. Tracy 1887-1 339 Los Angeles Los Angeles Comment
  UCR1104  Pellaea andromedifolia Shirley Ward 1957-4-21 s.n. Los Angeles San Gabriel Mtns., Monrovia Canyon, 1/2 mile from waterfalls 610 Comment
  RSA535540  Pellaea andromedifolia var. andromedifolia T. S. Ross, Annette Ross 1991-9-7 5960 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 359 Comment
  POM199763  Pellaea andromedifolia var. andromedifolia I. W. Clokey, B. Templeton 1929-05 4536 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  RSA747141  Pellaea mucronata subsp. mucronata R. G. Swinney 2008-6-9 8972 Los Angeles lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 Comment
  POM281941  Pellaea mucronata subsp. mucronata George L. Fisher 1929-6-8 102 Los Angeles Glendale. 305 Comment
  LA3550  Pellaea mucronata var. mucronata J. Warren; 1952-5-27 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon 548 Comment
  RSA162795  Pellaea mucronata var. mucronata J. D. Olmsted 1959-8-11 1077 Los Angeles San Gabriel Mountains: Climbing out of ridge north of Fish Fork, 400 ft above 6th falls. 1402 Comment
  RSA686897  Pellaea mucronata var. mucronata T. R. Pray 1960-6-16 1661 Los Angeles Along Crest Road, San Gabriel Mountains, four miles east of Mt. Wilson turnoff 1982 Comment
  RSA570206  Penstemon centranthifolius Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5001 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA412432  Penstemon centranthifolius L. E. Hoffman 1932-8-14 17101 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Islip 1982 Comment
  UCSB33712  Penstemon grinnellii Miller, Brian 1963-6-15 Los Angeles Singing Springs, Mill Creek Canyon; San Gabriel Mts 1219 Comment
  UCSB9638  Penstemon grinnellii Wedberg, Lee 1954-5-10 Los Angeles Upper Arroyo Seco Canyon; Bottom of wash 914 Comment
  RSA660505  Penstemon grinnellii subsp. grinnellii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 8 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA97112  Penstemon grinnellii subsp. grinnellii R. M. Straw 1954-6-17 629 Los Angeles Red Box Canyon, 2 miles west of road junction; Angeles National Forest, San Gabriel Mountains. Comment
  LA51913  Penstemon heterophyllus var. australis J. A. Ewan; 1931-5-16 4204 Los Angeles Comment
  POM4269  Penstemon heterophyllus var. australis C. F. Baker 1909-5-15 5319 Los Angeles San Antonio Canyon, Claremont. Comment
  NY601668  Penstemon heterophyllus var. australis A. J. McClatchie 1893-5-20 s.n. Los Angeles Comment
  RSA0076601  Penstemon heterophyllus var. australis Carl B. Wolf 1936-5-25 7823 Los Angeles San Fernando Valley, 2 mi. east of Chatsworth, along base of hills (Hagen Ranch). 366 Comment
  UCR124763  Penstemon rostriflorus B. C. Templeton 1932-8-26 5100 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  UCR141070  Penstemon rostriflorus June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  POM11238  Penstemon speciosus F. W. Peirson 1922-7-5 3193 Los Angeles Big Pines, Swartout [Swarthout] Valley, San Gabriel Mountains. Comment
  CHSC1892  Penstemon spectabilis E. Thomas 1940-4-13 Los Angeles Claremont. 335 Comment
  RSA640312  Penstemon spectabilis Louis C. Wheeler 1931-6-11 s.n. Los Angeles Dr. Huntington's Grove: (vicinity of Claremont). Comment
  RSA0006228  Penstemon spectabilis subsp. subviscosus Philip A. Munz 1918-5-16 2258 Los Angeles Claremont. Comment
  SFV16161  Penstemon spectabilis var. subviscosus P. A. Krueger 1994-5-11 16 Los Angeles San Gabriel Mountains 0.7 miles on 2N24 from Highway 39. 650 Comment
  RSA0008517  Pentachaeta lyonii F. W. Peirson 1908-4-18 1223 Los Angeles Point Fermin. Comment
  RSA687389  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1928-4-13 1869 Los Angeles Santa Catalina Island, Renton Mine Road. Comment
  RSA0070745  Pentagramma viscosa T. S. Ross 1993-4-22 6909 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 289 Comment
  SEINET13944982 Image available Perideridia oregana C. Epling, Wm. Robison 1935-1 sn Los Angeles Town Lodge near Weaverville Comment
  SEINET5767262  Peritoma arborea J. H. Barber 1898-2-22 367 Los Angeles Beach mouth of Topango Canyon 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
  UC90637  Perityle emoryi K. Brandegee May 1889 Los Angeles Santa Catalina Comment
  RSA150832  Perityle emoryi P. H. Raven 1962-5-9 17658 Los Angeles San Clemente Island, along road just north of Guds. 250 Comment
  RSA545194  Perityle emoryi Timothy S. Ross 1992-4-14 6173 Los Angeles San Clemente Island: Central E side of Island, coastal bluff on E escarpment 20m S of where manny Canyon drainage meets the sea 18 Comment
  UCR167509  Persicaria lapathifolia Scott D. White, A. Warniment 2005-9-9 11219 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  UCR237901  Phacelia Mark A. Elvin 2003-4-22 2528 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  RSA79239  Phacelia austromontana G. R. Campbell 1952-6-28 17285 Los Angeles Mt. Baldy 2439 Comment
  UC24310  Phacelia bicolor var. bicolor Dr. A. Davidson May 1874 Los Angeles Antelope Valley Comment
  LA200561  Phacelia brachyloba Jonathan Sauer; Stephanie Hedges 1978-5-27 6039 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  SBBG64846  Phacelia brachyloba R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  UCR281375  Phacelia brachyloba R. G. Swinney 2014-5-19 16574 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  SEINET13711392  Phacelia cicutaria J. Adams, J. Adams (Botany) 1965-1 83 Los Angeles Claremont, Thompson's Wash, N End Indian Hill Blvd 1400 Ft 427 Comment
  LA200564  Phacelia cicutaria var. hispida Norman A. Cole; May 1964 354 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  RSA0081781  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12956 Los Angeles 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. 659 Comment
  RSA427629  Phacelia cicutaria var. hispida Wesley O. Griesel 1934-5-1 4445 Los Angeles Selpulveda Canyon, shaded Mountainside. Comment
  RSA426238  Phacelia cicutaria var. hubbyi Gale Sphon 1955-4-22 s.n. Los Angeles 4 miles West of Sepulvada Blvd/ on Mulholland Dr. Los Angeles County. Comment
  UCR206276  Phacelia cryptantha R. G. Swinney 2008-6-10 9000 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA746565  Phacelia cryptantha Orlando Mistretta 1992-5-21 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  CHSC95919  Phacelia curvipes LeRoy Gross 2005-4-28 2151 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. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA603242  Phacelia curvipes R. S. Woglum 1935-5-6 732 Los Angeles Palmdale. Comment
  UCR280781  Phacelia curvipes R. G. Swinney 2014-4-30 16277 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
  RSA670626  Phacelia davidsonii Bonnie C. Templeton 1932-5-31 4861 Los Angeles West Blue Ridge, Big Pines Camp 2195 Comment
  SEINET5759882  Phacelia davidsonii G. B. Grant 426 Los Angeles Summit of Mt. Wilson 1829 Comment
  CHSC95798  Phacelia distans LeRoy Gross 2005-5-3 2195 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  CDA40383  Phacelia distans T. C. Fuller 1962-4-1 8161 Los Angeles North side of Hwy. 66, western limits of Azusa. 0 Comment
  RSA75518  Phacelia fremontii F. W. Peirson 1929-6-30 8423 Los Angeles Aliso Creek at Tie Canyon. 1357 Comment
  UCR121213  Phacelia fremontii June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  UCR163323  Phacelia fremontii B. G. Pitzer 1998-5-12 3705 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  SEINET6097661  Phacelia fremontii Louis Wheeler Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR111502  Phacelia grandiflora A. C. Sanders, D. Malueg 1998-6-22 22025 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  UCR190545  Phacelia grandiflora R. G. Swinney 2000-6-19 7862 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UC697769  Phacelia grandiflora Kay H. Beach 1943-6-17 1749 Los Angeles Tanbark Flat San Gabriel Mts. 822 Comment
  RSA0080785  Phacelia hubbyi R. G. Swinney 2010-5-7 12576 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  UC1046978  Phacelia imbricata L. R. Heckard 1953-6-16 512 Los Angeles on Pearblossom hwy about 6 mi s highway 138 ((about 1 mi n of Valyermo)); Big Rock Wash 1158 Comment
  RSA524169  Phacelia longipes Tim S. Ross, Steve D. Boyd 1990-6-6 2878 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA787635  Phacelia longipes Jane Tirrell 2012-5-21 LS 0051 Los Angeles East tributary to Big Rock Creek Drainage, 0.5 km south of California State Route 2 2354 Comment
  SEINET5519006  Phacelia longipes F. Thackery 1928-8-5 s.n. Los Angeles Old Baldy (Mt. Baldy) Comment
  RSA428046  Phacelia longipes Edwin Kline 1925-4-26 s.n. Los Angeles Arroyo Seco, San Gabriel Mountains. Comment
  RSA155830  Phacelia lyonii Peter H. Raven 1962-5-23 17854 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  UC1432905  Phacelia lyonii Reid Moran, R. M. Beauchamp, and T. Oberbauer 1975-8-23 22696 Los Angeles above confluence of Iwo Jima Gulch; San Clemente Island, China Canyon 200 Comment
  LA46951  Phacelia minor Carl Epling; M. Epling 1925-1 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM289855  Phacelia minor George B. Grant 1901-03 15189 Los Angeles Pasadena. Comment
  RSA675867  Phacelia minor LeRoy Gross 2003-3-7 765 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  LA38549  Phacelia tanacetifolia Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SBBG16276  Phacelia tanacetifolia H. and M. Dearing 1930-4-15 1701 Los Angeles S of Palmdale Comment
  UC1563061  Phacelia tanacetifolia Steve Boyd 1986-3-31 1579 Los Angeles Hwy 18 about 1 mi e juct with Hwy 138 (ne of Pinyon Hills); Mojave Desert Comment
  SEINET4044560  Phacelia viscida D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  POM1060  Phalaris canariensis Harry Pruett 1909-6-16 75 Los Angeles Claremont. Comment
  RSA533913  Phalaris lemmonii Timothy S. Ross, O. Mistretta, M. Hammit 1991-5-18 5180 Los Angeles San Clemente Island: 1100 ft. SSW of Twin Dams, 1450 ft. NNW of Boulder Marker (1859') 491 Comment
  UC572685  Phalaris minor Nell Murbarger April, 1936 158 Los Angeles near ocean w side San Clemente Island; w side San Clemente Island Comment
  CDA38685  Pholisma arenarium D. Ferrell & L. Wendt 1965-6-24 s.n. Los Angeles Lancaster, 185th St. West and Ave D. 0 Comment
  JEPS1256  Pholistoma auritum John Thomas Howell 1928-4-18 3725 Los Angeles Griffith Park Los Angeles; , Griffith Park Comment
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Dec 18 2007
  RSA459250  Pholistoma auritum L. E. Hoffman 1929-5-5 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  RSA592379  Pholistoma auritum Mark Hoefs 1974-5-1 443 Los Angeles Santa Catalina Island, Upper Renton Mine Road 152 Comment
  CAS-BOT-BC222477  Pholistoma auritum var. auritum I. Johnston 1917-5-6 1920 Los Angeles Evey Canon [Canyon] 762 Comment
  CAS-BOT-BC222559  Pholistoma auritum var. auritum I. Johnston 1917-3-29 1249 Los Angeles Above Claremont Comment
  RSA459308  Pholistoma racemosum F. R. Fosberg 1931-4-16 S- 4643 Los Angeles Eagles Nest, Middle Ranch Canyon; Santa Catalina Island. 180 Comment
  CAS-BOT-BC134960  Phoradendron bolleanum Del Wiens 1953-12-10 882 Los Angeles Crystal Lake Area, San Gabriel Mts. 1676 Comment
  LA200865  Phoradendron macrophyllum Carl Epling; L. Ellison 1930-3-1 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR277057  Phoradendron macrophyllum subsp. macrophyllum R. G. Swinney 2011-9-22 15674 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area, north of lodge 976 Comment
  RSA132815  Phoradendron pauciflorum Del Wiens 1953-12-10 881 Los Angeles San Gabriel Mountains, Crystal Lake Area. 1677 Comment
  UCR209975  Phoradendron pauciflorum R. G. Swinney 2008-7-25 9309 Los Angeles San Gabriel Mtns., Twin Peaks, west peak 2316 Comment
  RSA132733  Phoradendron villosum Del Wiens 1953-12-10 880 Los Angeles San Gabriel Mountains, Crystal Lake Area. 1677 Comment
  RSA658942  Pinus attenuata D. Roche 1998-5-26 24 Los Angeles Mt. Baldy Road 1.7 miles from the intersection of Mills Ave. and Mt. Baldy Rd. 579 Comment
  SFV7868  Pinus attenuata T. Gordon, M. H. Grayum, J. R. Swanson, D. Walls, S. Zalusky 1976-1-21 1234 Los Angeles San Gabriel Mountains Angeles Forest Highway. 1220 Comment
  RSA0065428  Pinus attenuata Rudolf Schmid 1962-5-3 s.n. Los Angeles Chantry Flats, Angeles National Forest. Comment
  SEINET7783798  Pinus attenuata Unknown 1965-3-8 s.n. Los Angeles Angeles National Forest Comment
  CAS-BOT-BC78537  Pinus coulteri John H. Thomas 1957-5-8 6741 Los Angeles San Gabriel Mountains. About 13 miles NE of center of Pasadena 1676 Comment
  SD252215  Pinus halepensis Steven A. Junak 2000-10-14 Sca 1418 Los Angeles Santa Catalina Island: W flank of Black Jack Peak, above road to summit of peak, overlooking Black Jack Bampground. 527 Comment
  CHSC35725  Pinus monophylla B. Prigge 1970-12-29 114 Los Angeles 8 miles SE of Llano on county road N-4 on north slope of San Gabriel mountains. 1188 Comment
  RSA252715  Pinus monophylla A. B. Cossey 1972-9-3 s.n. Los Angeles Cattle Canyon 2049 Comment
  SEINET7878791 Image available Pinus muricata Bonnie C. Templeton 1936-1 s.n. Los Angeles Griffith Park, Los Angeles, Los Angeles County. Comment
  SBBG36984  Piperia cooperi unknown -Apr-1893 Los Angeles Los Angeles Comment
  SEINET13276791 Image available Piptatherum miliaceum R. G. Swinney 2011-1 15918 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5' Q.) 649 Comment
  SEINET6036601  Pittosporum undulatum C. F. Baker 1909-9-15 119 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR124614  Pityrogramma triangularis I. W. Clokey, B. C. Templeton 1929-1 4444 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA589275  Plagiobothrys arizonicus T. S. Ross 1991-4-28 4762 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  UCR222737  Plagiobothrys arizonicus R. G. Swinney 2009-5-12 10713 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  POM3728  Plagiobothrys canescens P. A. Munz, L. T. Street, G. Williams 1919-3-15 2410 Los Angeles South Hills, Pomona. Comment
  SBBG41185  Plagiobothrys canescens J. P. Broughton 1971-3-24 1343 a Los Angeles Troutdale, Mulholland Hwy, 3 mi past Seminole Hot Springs Comment
  RSA190980  Plagiobothrys collinus var. californicus R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36744 Los Angeles Lower end Bulrush Canyon. 244 Comment
  RSA0116321  Plagiobothrys nothofulvus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31974 Los Angeles Tehachapi Mtns. Foothills: south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  UCR188649  Plagiobothrys nothofulvus R. G. Swinney 1990-3-24 1558 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. East end of Eagle Ridge, west of new homes 274 Comment
  SD237381  Plagiobothrys tenellus R. G. Swinney 2009-6-2 11020 Los Angeles Transverse Range; San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy (Chilao Flat 7.5'Q) 1720 Comment
  RSA604054  Planodes virginica L. C. Wheeler 1933-4-27 1669 Los Angeles San Pedro Hills 304 Comment
  POM128997  Plantago coronopus R. L. Pendleton 1909-7-6 1431 Los Angeles Catalina Cove, Santa Catalina Island. Comment
  CATA1986  Plantago erecta Steven A. Junak, Mark Hoef, Sara Crockett 1997-3-27 354 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, about 0.65 miles SW of Black Jack Peak 396 Comment
  POM6829  Plantago erecta P. A. Munz, Street, Williams 1919-3-15 2403 Los Angeles South Hills, Pomona. Comment
  RSA698373  Plantago erecta J. Vlahos 1935-6-27 s.n. Los Angeles Catalina Island. Comment
  UC1929310  Plantago indica Scott D. White, Justin Wood 2008-5-19 12017 Los Angeles Los Angeles Basin; Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. Comment
  CATA1476  Plantago lanceolata Mark L. Hoefs, Robert F. Thorne 1996-4-6 2671 Los Angeles Santa Catalina Island: Old Bird Park, Avalon Canyon 103 Comment
  UCR129505  Plantago lanceolata A. C. Sanders, Mark Elvin 2002-6-20 25236 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA0021520  Plantago major Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5150 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA68964  Plantago patagonica F. W. Peirson 1920-5-3 1183 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  UCR205034  Platanthera sparsiflora R. G. Swinney 2001-9-15 8190 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA401720B  Platanus racemosa F. R. Fosberg 1931-3-1 4223 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  UCR214019  Platystemon californicus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37969 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  POM277123  Platystemon californicus E. S. Steele, G. F. Pratt 1934-3-21 s.n. Los Angeles Northwest of Lancaster, Mojave Desert. Comment
  RSA576930  Plectritis ciliosa Louis C. Wheeler 1932-3-26 537 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  CAS-BOT-BC237683  Poa secunda Timothy S. Ross; Steve Boyd 1990-5-15 2539 Los Angeles San Gabriel Mountains. Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest. Ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE) 1060 Comment
  RSA0088573  Poa secunda R. G. Swinney 2010-5-11 12693 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  RSA728291  Poa secunda Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1961 Los Angeles Fort Tejon Road Comment
  CAS-BOT-BC236207  Poa secunda subsp. secunda LeRoy Abrams 1903-3-8 3105 Los Angeles Near Inglewood Comment
  CAS-BOT-BC236211  Poa secunda subsp. secunda Ernest C. Twisselmann 1962-4-18 6954 Los Angeles Tehachapi Mountains. Oso Canyon, 0.5 mile W of Coe Field Fence 1036 Comment
  CATA675  Poa secunda subsp. secunda Mark L. Hoefs 1991-4-23 1166 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UC188811  Poa secunda subsp. secunda H. M. Hall June 1899 1260 Los Angeles San Antonio Mts 2042 Comment
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Oct 6 2014
  UC76931  Poa secunda subsp. secunda J. Burtt Davy May 9 1896-May 24 1896 2465 Los Angeles Manzana; Antelope Valley Comment
  RSA230236  Poa trivialis R. F. Thorne 1969-7-2 38347 Los Angeles Angeles National Forest; Cedar springs ca. 1/2 mile E of Kratka ridge along Angeles Crest Hwy 2072 Comment
  UCR136839  Polycarpon tetraphyllum John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  SFV1212  Polycarpon tetraphyllum B. J. McCaskill 1965-6-6 700 Los Angeles San Gabriel Valley Pasadena. McCaskill Gardens, 25 South Michillinda Avenue. Comment
  LA103203  Polygala cornuta var. fishiae Barry A. Prigge; 1985-6-14 6419 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  SFV19886  Polygonum arenastrum J. N. Hogue 2005-6-4 244 .6 Los Angeles Los Angeles, Eagle Rock. Back yard garden of 1591 Grandola Ave. 195 Comment
  POM2365  Polygonum aviculare subsp. aviculare D. L. Crawford 1915-7-5 s.n. Los Angeles Claremont. Comment
  RSA381427  Polygonum coccineum Robert F. Thorne, D. Propst 1966-1 41572 Los Angeles Santa Catalina Island, Reservoir behind dam in Middle Ranch Canyon. Comment
  NY412666  Polygonum lapathifolium Rev. J. C. Nevin s.n. Los Angeles Comment
  RSA466347  Polygonum lapathifolium F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5499 Los Angeles Crystal Lake, N. fork San Gabriel Canyon, San Gabriel Mts. 1600 Comment
  UC1971486  Polypodium californicum Louis C. Wheeler 1967-5-15 9581 Los Angeles SAN GABRIEL MOUNTAINS: South side Elsmere Canyon near the mouth. Comment
  POM310378  Polypodium californicum Margaret Hardinge 1946-2-13 40 Los Angeles Big Dalton Canyon, San Gabriel Mtns 365 Comment
  POM908B  Polypodium californicum M. Harbour 1909-1 s.n. Los Angeles Covina Comment
  UCSB62307  Polypodium californicum Kiefer, Lawrence 1966-10-11 Los Angeles San Gabriel Mtns., Placerita Canyon Station Peak, Placerita Canyon, ca. 1/2mi E of peak center 457 Comment
  UCSB62350  Polypodium californicum Kiefer, Lawrence 1967-1-15 Los Angeles San Gabriel Mtns., N of Sunland, Dome Canyon tributary of Big Tujunga Canyon, ca, 1mi from confluence 609 Comment
  SBBG128762  Polypogon interruptus M. L. Hoefs 1995-5-16 2038 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  RSA0025424  Polypogon maritimus Duncan S. Bell, Caitlin Elam 2013-6-24 5243 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  CHSC99452  Polypogon monspeliensis LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1111 Los Angeles Transverse Ranges: Verdugo Mountains region: 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. Canyon bottom. At concrete tunnel at north end of the 210 freeway. 457 Comment
  SEINET2473452 Image available Polypogon monspeliensis Richard G. Swinney 2009-1 10392 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills; Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 210 Comment
  LA10306  Polypogon viridis Marjorie Bowler; 1937-10-20 69 Los Angeles ditch of Venice Blvd, Mar Vista Comment
  RSA0127703  Polypogon viridis Louis C. Wheeler 1967-7-18 10105 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  RSA85035  Polystichum imbricans subsp. curtum F. W. Peirson 1919-12-2 1507 Los Angeles West fork of Rubio Canyon, south base of San Gabriel Mtns 838 Comment
  UC1922311  Populus trichocarpa Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 803 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 34.5'' N 118deg 17' 26'' W T2N R14W SE/4, SE/4 sec. 36; T2N R13W SW/4, SW/4 sec. 31. Elev. 1600 Feet. Comment
  UC455292  Populus trichocarpa I. J. Condit 1908-6-29 Los Angeles Catalina Island Comment
  UCR270229  Populus trichocarpa R. G. Swinney 2011-6-30 15408 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA0080724  Potamogeton nodosus R. G. Swinney 2010-9-7 13711 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  RSA0114943  Potentilla glandulosa subsp. ewanii R. G. Swinney 2011-7-29 15587 Los Angeles San Gabriel Mountains; Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  POM366575  Potentilla gracilis var. elmeri Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA710387  Prunus fasciculata var. fasciculata LeRoy Gross 2005-5-3 2184 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  HSC18813  Prunus ilicifolia C. S. Apperson 1966-5-29 Los Angeles Tapia Park near Malibu Canyon, Santa Monica Mtns. Comment
  UCR277391  Prunus ilicifolia R. G. Swinney 2010-6-1 13161 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA187780  Prunus lyonii Robert F. Thorne 1966-4-29 36313 Los Angeles Santa Catalina Island. In canyon leading to N slope of Black Jack Mt. 366 Comment
  RSA86867  Prunus lyonii F. W. Peirson 1907-7-1 699 Los Angeles Catalina Island. Comment
  UCSC000947  Prunus virginiana subsp. demissa Peter Kamb 1947-6-13 605 Los Angeles East slope of Mt. San Antonio Mt. San Antonio - San Gabriel 2865 Comment
  CATA1102  Pseudognaphalium biolettii Mark L. Hoefs 1995-5-23 2056 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  SBBG39625  Pseudognaphalium biolettii E. R. Blakley 1963-4-10 5577 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  UCR280943  Pseudognaphalium biolettii Mitch Provance 2017-6-30 617- 32 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  LA91511  Pseudognaphalium californicum Bruce Douglas Clayton; Greg Clayton 1972-5-11 111 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, S side of Castle 548 Comment
  UCR260803  Pseudognaphalium californicum R. G. Swinney 2010-8-9 13464 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  UC896846  Pseudognaphalium microcephalum Carl B. Wolf 1932-10-3 Los Angeles about 1.25 mi from Wrigley Drive (on road to Renton Mine, about the head of right fork of Pebbly Beach Canyon); Santa Catalina Island, Pebbly Beach Canyon 304 Comment
  CAS-BOT-BC357478  Pseudognaphalium ramosissimum P. Varnay Mar. s.n. Los Angeles Little Tejunga Canon [Tujunga Canyon] Comment
  CAS-BOT-BC357624  Pseudognaphalium stramineum Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon Comment
  OBI69241  Pseudognaphalium stramineum John Knapp, Denise Knapp 2003-4-13 17 Los Angeles Catalina Island. 3688389.263N x 377326.972E. 62 Comment
  RSA0012268  Pseudognaphalium stramineum Orlando Mistretta, Youssef Atallah 2011-8-12 6026 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  SBBG131724  Pseudognaphalium stramineum S. A. Junak 1999-5-8 SCa 920 Los Angeles Fern Cyn, Cottonwood watershed, where fenceline crosses cyn 134 Comment
  POM214590  Psilocarphus brevissimus L. C. Wheeler 1934-3-31 2493 Los Angeles La Verne 305 Comment
  UCR124250  Psilocarphus tenellus var. tenellus L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns., East side of Little Tujunga Canyon, 0.75 mi SSE of Herreres Ranch 579 Comment
  RSA755817  Pteridium aquilinum var. pubescens R. G. Swinney 2008-7-2 9131 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  UCSC001093  Pteridium aquilinum var. pubescens Unknown 1975-4-21 61 Los Angeles South side of Pacoima Canyon near Ant Canyon Pacoima Canyon, Ant Canyon - San Gabriel Mts. Comment
  UC1440259  Pteris tremula L. L. Kiefer 1967-4-15 3277 Los Angeles n of Monrovia (ca. 1/8 mi above the falls); San Gabriel Mts, Monrovia Canyon 579 Comment
  UCR182854  Pterospora andromedea R. G. Swinney 1997-8-6 5759 Los Angeles San Gabriel Mtns, Table Mountain area, Jesus Canyon west of road 4N47, NW of Wrightwood 1927 Comment
  UCR270973  Pterostegia drymarioides R. G. Swinney 2011-4-28 14551 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  RSA151003  Pterostegia drymarioides Peter H. Raven 1962-4-10 17225 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island. 488 Comment
  PASA1188  Purshia glandulosa 4/29 Los Angeles Big Rock Creek Comment
  UCR116281  Purshia glandulosa B. G. Pitzer 1998-5-12 3714 .1 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  UCR121258  Purshia glandulosa Steven R. Hill, K. Kramer 2001-4-22 33358 Los Angeles San Gabriel Mtns./SW Mojave Desert, Elizabeth Lake Road, 9.7 mi by road SSW of the junction with Johnson Road, vicinity of Bee Canyon 549 Comment
  UCR60057  Purshia glandulosa J. A. Adams 1966-4-20 700 Los Angeles Mojave Desert, N of San Gabriel mtns, Bob's Gap near Valyermo 915 Comment
  RSA401592B  Pycnanthemum californicum Louis C. Wheeler 1933-8-14 2083 Los Angeles San Dimas Canyon. 640 Comment
  UCD45151  Quercus X alvordiana J. M. Tucker 1948-9-26 1880 1 Los Angeles At the bottom of a gentle, north-facing slope, beside Highway 138, 9.6 miles east of Gorman, Los Angeles County, California. Comment
  RSA619472  Quercus X macdonaldii E. R. Blakley 1962-10-6 5472 Los Angeles Head of Bullrush Canyon, Santa Catalina Island. 358 Comment
  UCD56635  Quercus X macdonaldii Janet Takahara 1992-5-16 s.n. Los Angeles Santa Catalina Island, near Avalon. Black Jack Campground, next to tool shed. Comment
  LA32180  Quercus agrifolia Bruce Douglas Clayton; Bruce Douglas Clayton 1959-3-27 1893 Los Angeles 731 Comment
  SFV865  Quercus agrifolia P. G. Kilburn 1957-10-31 533 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 350 Comment
  RSA0115968  Quercus agrifolia var. agrifolia R. G. Swinney 2010-8-11 13506 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA670799  Quercus agrifolia var. agrifolia Joseph M. Keefe 2001-3-13 31090 Los Angeles East side of Tipton Terrace, 0.2 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042 256 Comment
  RSA517140  Quercus berberidifolia Tim S. Ross 1990-5-14 2488 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1095 Comment
  UCSB34870  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near comer of Hillcrest and North Hill Rd north of Pomona 274 Comment
  LA46445  Quercus chrysolepis Mary V. Hood; 1941-10-2 41- 172 k* Los Angeles San Gabriel Mountains, Mt. Pacifico 1828 Comment
  RSA476896  Quercus chrysolepis F. R. Fosberg 1931-8-13 s 5438 Los Angeles Islip Trail near Islip-Hawkins divide; Mount Hawkins, Hawkins divide, San Gabriel Mts. 2300 Comment
  UCD45413  Quercus chrysolepis J. M. Tucker 1938-7-20 116 Los Angeles Specimen from the very large, old Bouquet Canyon Oak, elevation 4000 feet, Bouquet Canyon, Los Angeles County, California. 1219 Comment
  UCR270033  Quercus chrysolepis R. G. Swinney 2011-7-21 15531 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  SEINET13953240 Image available Quercus chrysolepis Elizabeth McClintock 1944-1 Los Angeles Crystal Lake, San Gabriel Mts., Los Angeles Co., Calif. Comment
  CAS-BOT-BC86212  Quercus dumosa Alice Eastwood 1906-5-27 14 Los Angeles Garvanza Comment
  UCSB34867  Quercus dumosa R. Lloyd 1959-3-3 21 Los Angeles IN GANESHA HILLS POMONA (NEAR CORNER OF HILLCREST AND N HILL RD) 274 Comment
  SBBG119320  Quercus durata var. gabrielensis V. Soza with L. Gross 2001-4-24 1172 Los Angeles Santa Anita Cyn, W side of Santa Anita Cyn Rd across from the Santa Anita Dam; T1N R11W S10, NE/4, SW/4 549 Comment
  SFV21081  Quercus durata var. gabrielensis L. Gross 2000-10-28 306 Los Angeles Verdugo Mountains Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon where Grandview Ave. and Mountain Street meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). West-facing side of ridge above reservoir. 610 Comment
  UCR197226  Quercus durata var. gabrielensis Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 988 Los Angeles Verdugo Mountains, southwest side,along Verdugo Mtwy, east of junction with Stough Canyon Mtwy, above Stough Canyon, northeast side of Peak ''2646' 762 Comment
  UC1922670  Quercus engelmannii Valerie Soza, LeRoy Gross 2001-5-9 1193 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  UCD46016  Quercus engelmannii Robert F. Thorne; P. Everett 1965-5-12 34611 Los Angeles Bulrush Canyon, Santa Catalina Island; elev. 800'. 243 Comment
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Mar 28 2014
  SEINET8987485  Quercus john-tuckeri Unknown 2013-1 245 Los Angeles Rancho Santa Ana Botanic Garden Comment
  IRVC28737  Quercus lobata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25564 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  LA30437  Quercus lobata Louis Wheeler; 1933-8-5 2050 Los Angeles Santa Monica Mountains, Encino 228 Comment
  RSA0119004  Quercus lobata A. C. Sanders, T. B. Salvato 2007-4-25 33544 Los Angeles Tehachapi Mtns.: Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines. 1174 Comment
  RSA476560  Quercus pacifica F. R. Fosberg 1931-5-12 S 4850 Los Angeles Renton Pass, Santa Catalina Island. 350 Comment
  RSA476571  Quercus pacifica Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA618297  Quercus tomentella M. A. Piehl, Eisler 1962-6-10 62407 Los Angeles San Clemente Island: canyon E. of Thirst. 244 Comment
  UC1204737  Quercus tomentella Huron H. Smith 1912-6-19 5118 Los Angeles Cherry Canyon Santa Catalina Island 91 Comment
  CAS-BOT-BC104867  Quercus wislizeni S. Y. Parnay 1911-6-1 s.n. Los Angeles Henninger's Flats Comment
  SEINET3127835  Quercus wislizeni Unknown 1904-5-17 1088 /6229 Los Angeles Mt. Wilson Comment
  POM50195A  Rafinesquia californica L. R. Abrams 1901-04 s.n.-A Los Angeles Devil's Gate. Comment
  RSA674783  Rafinesquia californica Scott D. White, Kent Hughes 2000-5-16 7847 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SFV20992  Rafinesquia californica L. Gross, V. Soza 2003-5-15 899 Los Angeles Verdugo Mountains Northwest side of Verdugo 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 came back down into a small canyon at the end of Elben Place just east of where started. Gentle, east-facing slope near ridgetop on south-facing side of ridge line. 396 Comment
  UC1215238  Rafinesquia californica Peter H. Raven 1962-5-8 17608 Los Angeles second canyon s Seal Cove; San Clemente Island 30 Comment
  UC829465  Rafinesquia californica I. W. Clokey and E. G. Anderson 1935-5-9 6968 Los Angeles San Dimas Canyon Comment
  UCR256170  Rafinesquia californica R. G. Swinney 2010-3-22 12014 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR277120  Rafinesquia californica R. G. Swinney 2010-5-21 12855 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
  LA52187  Ranunculus californicus D. Dunn; 1941-2-22 690 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. Comment
  RSA650496  Ranunculus californicus Eleanor McClung 1937-4-12 95 Los Angeles Franklin Canyon, Los Angeles. [North of Beverly Hills] Comment
  SDSU10105  Ranunculus californicus J. Godsil 1953-3-15 585 Los Angeles Brea west of Pomona, 3 miles Hwy 60. 244 Comment
  LA52184  Ranunculus cymbalaria var. saximontanus Ernest Braunton; July 1902 564 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River. 171 Comment
  POM50152  Ranunculus cymbalaria var. saximontanus L. R. Abrams 1901-04 1441 Los Angeles Los Angeles River. Comment
  RSA599887  Ranunculus hebecarpus Steve Boyd, Lauren Raz 1997-5-6 9732 Los Angeles Liebre Mountains region: Northern flank of Red Mountain, near the head of Clearwater Canyon, ca. 0.1 mile east of the saddle divide with Ruby Canyon. 915 Comment
  SFV1507  Raphanus sativus K. A. Wilson 1961-3-12 1010 Los Angeles Santa Monica Mountains Point Dume, roadside at Cliffside Drive and Fernhill Drive. 35 Comment
  UC66740  Raphanus sativus N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  RSA0098830  Rhamnus californica subsp. californica R. G. Swinney 2011-7-8 15517 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1171 Comment
  RSA652633  Rhamnus californica subsp. californica R. Carlston 1961-5-11 s.n. Los Angeles Big Dalton Canyon, N. of Glendora. Comment
  CAS-BOT-BC56006  Rhamnus ilicifolia Marcus E. Jones 1882-5-2 3207 Los Angeles Pasadena Comment
  RSA1649  Rhamnus ilicifolia Ralph Hoffmann 1931-5-3 324 Los Angeles San Francisquito Canyon. Comment
  RSA802575  Rhamnus ilicifolia Orlando Mistretta, Christine Mistretta 2011-7-6 5915 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  UC1121872  Rhamnus ilicifolia A. D. Gifford 1934-4-26 171 Los Angeles Head of Ramera Canyon Triunfo Pass Quad. 609 Comment
  UCD112324  Rhamnus ilicifolia Gerald Dickinson 1962-4-8 13 Los Angeles 1 mile W Topanga Canyon and Mulholland Santa Monica Mountains. 356 Comment
  UCD63685  Rhamnus ilicifolia Daniel Sanchez-Mata 2006-6-29 s.n. Los Angeles Azusa. Los Angeles National Forest. S. Gabriel Canyon Road close to Torpedos Dam and Morris Reservoir. 450 Comment
  RSA390828  Rhamnus ilicifolia Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Manderville Canyon 200 Comment
  RSA390144  Rhamnus tomentella subsp. cuspidata L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest near Devil's Punchbowl. Comment
  CAS-BOT-BC168134  Rhus aromatica J. Grinnell 1903-7-30 s.n. Los Angeles Arroyo Seco near Pasadena Comment
  UCR272547  Rhus aromatica R. G. Swinney 2011-5-26 14844 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  CAS-BOT-BC170443  Rhus integrifolia H. L. Mason 1926-4-26 2943 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains Comment
  CAS-BOT-BC170458  Rhus integrifolia Alice Eastwood 1906-5-27 7 Los Angeles Garvanza Comment
  UC450916  Rhus integrifolia Fay A. MacFadden 1931-3-20 10 E Los Angeles Tuna Canyon; Verduga Hills 335 Comment
  UCR239607  Rhus integrifolia Dan S. Cooper 2012-3-19 312- 38 Los Angeles South Coast, Palos Verdes Peninsula, Three Sisters Reserve, north of Barkentine Rd. and of Palos Verdes Dr. South, near Sunshine Trail 117 Comment
  UCR41720  Rhus integrifolia G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  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
  RSA785297  Rhus ovata Doris Bowers 1970-1-30 790 Los Angeles Topanga Canyon area - Greenleaf Canyon, just past bridge. 610 Comment
  UCR272517  Rhus ovata R. G. Swinney 2011-10-27 15924 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  JEPS108634  Rhus ovata L. Dunn, L. Song 1966-11-1 NA 43 Los Angeles San Dimas Experimental Forest Comment
  CAS-BOT-BC433169  Ribes F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt Wilson Ridge, San Gabriel Mountains 1767 Comment
  POM6757  Ribes aureum var. gracillimum L. T. Street 1919-3-16 2399 Los Angeles Lone Hill, San Dimas Comment
  CLARK-A1528-4119  Ribes californicum var. hesperium John C. Roos 1942-3-21 Los Angeles San Gabriel Mountains Comment
  RSA291590  Ribes californicum var. hesperium C. W. Tilforth, Walter Wisura 1979-5-15 1796 Los Angeles Johnson s Pasture above Claraboya, n. of Pomona. Comment
  UCR145812  Ribes californicum var. hesperium June Latting 1973-2-24 s.n. Los Angeles San Gabriel Mountains, Monrovia Canyon 549 Comment
  CAS-BOT-BC93399  Ribes cereum Robert F. Thorne 1969-7-2 38341 Los Angeles San Gabriel Mountains. Angeles National Forest. At Dawson Saddle. 2407 Comment
  RSA0106825  Ribes cereum var. cereum R. G. Swinney 2011-7-29 15568 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  CAS-BOT-BC108874  Ribes divaricatum var. parishii I. M. Johnston 1918-7-28 2101 Los Angeles San Gabriel River at El Monte. 91 Comment
  LA200840  Ribes malvaceum Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UC934024 Image available Ribes malvaceum H. L. Cogswell 1950-3-10 61 Los Angeles nw slope Wood's Peak (Plot 6); San Gabriel Mountains 975 Comment
  CAS-BOT-BC6071  Ribes malvaceum var. clementinum M. B. Dunkle 1939-11-24 7338 Los Angeles San Clemente Island. Summit above Mosquite Cove. Comment
  POM293803  Ribes malvaceum var. viridifolium Lyman Benson 1947-1-16 12282 Los Angeles Upper end of reservoir, San Dimas Canyon; Mt. Range: San Gabriel; Drainage Area: Pacific Slope. 457 Comment
  RSA441468  Ribes malvaceum var. viridifolium D. F. Howe 1970-3-8 s.n. Los Angeles 10.8 miles W of Laurel Canyon Blvd on Mulholland Drive, Santa Monica Mts. 457 Comment
  UCR147799  Ribes nevadense Valerie Soza, LeRoy Gross 2000-6-13 997 Los Angeles San Gabriel Mountains, Spring along Burkhart Trail (FS trail 10W02), from Buckhorn Flat to Cooper Canyon, c. 0.8 mi along trail from Buckhorn Flat trailhead 1845 Comment
  RSA476234  Ribes quercetorum Ora M. Clark 1929-3-29 1824 Los Angeles N. W. Sandberg. Comment
  SBBG112162  Ribes roezlii C. Bornstein, B. Collins 1997-4-14 Los Angeles Liebre-Sawmill Mtn Rd [USFS 7N23], Liebre Mtns 1615 Comment
  CAS-BOT-BC144438  Ribes speciosum Ernest Braunton 1902-3-16 180 Los Angeles Eangle Rock Canyon [Canon] Comment
  CAS-BOT-BC168674  Ribes speciosum George B. Grant 1902-3-16 6388 Los Angeles Eagle Rock Canyon near Pasadena. Comment
  SBBG17033  Ribes speciosum K. A. Wilson 1961-3-10 959 Los Angeles Old Topanga Cyn Rd, ca. 1/4 mi W of Topanga Cyn Rd Comment
  CAS-BOT-BC207167  Ricinus communis Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7443 Los Angeles Rancho Palos Verdes, narrow, eroded canyon through southerly coastal bluffs, ca 2750 m SE of Inspiration Point and 2680 m WNW of Whites Point, San Pedro 7.5' USGS, Palos Verdes Peninsula 7 Comment
  RSA127455  Ricinus communis H. J. Thompson, P. H. Raven 1959-9-6 14377 Los Angeles Near mouth of Malibu creek. 12 Comment
  LA51498  Rorippa nasturtium-aquaticum O. H. Kappler; 1944-5-14 618 Los Angeles 0 Comment
  SEINET3289854 Image available Rosmarinus officinalis M. W. Denslow, LeRoy Gross 2003-5-12 1142 Los Angeles Transverse Ranges; San Gabriel Mountains region: Along Rincon Red Box Road (2N24.1) at intersection with Valley Forge Canyon off road-side. 1250 Comment
  SBBG72351  Rubus leucodermis Anstruther Davidson -Jul-1893 Los Angeles Wilson's Peak Comment
  LA52075  Rubus ursinus E. Lloyd; 1933-4-8 sn Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon Comment
  UCR242025  Rubus ursinus Dan S. Cooper 2012-2-13 212- 10 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon along Griffith Park Dr. 169 Comment
  UCR205079  Rumex crispus R. G. Swinney 2008-4-9 8625 Los Angeles San Gabriel Mtns., Glendora, Wildwood Canyon 329 Comment
  CAS-BOT-BC433249  Rumex crispus C. W. Tilforth 1970-3-30 254 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  RSA593576  Rumex pulcher Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8913 B Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA251406  Rumex salicifolius Robert F. Thorne 1966-4-16 36052 Los Angeles San Clemente Island, c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  RSA579215  Rumex salicifolius Tim S. Ross, S. D. Boyd 1994-7-7 8157 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  POM2348  Rumex salicifolius var. salicifolius W. R. Dudley, F. H. Lamb 1896-6-8 4357 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA713250  Salazaria mexicana LeRoy Gross 2005-5-3 2222 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  CAS-BOT-BC103177  Salix bonplandiana S. Parnay Mar. 235 Los Angeles Little Tujunga [Canon] Canyon Comment
  RSA587451  Salix exigua Orlando Mistretta 1995-4-5 1590 Los Angeles Drainage W of Little Rock Creek Reservoir. 1006 Comment
  RSA0104967  Salix exigua Steven A. Junak 1999-7-16 SCa- 1051 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. 27 Comment
  HSC19944  Salix exigua var. hindsiana G. E. Anderson 1966-4-6 44 Los Angeles 1 mi. N of Topanga, off Hwy. 27 on side road Comment
  LA208638  Salix exigua var. hindsiana F. R. Fosberg; 1932-3-3 7411 Los Angeles San Gabriel Mountains, Castaic Creek, below Castaic 300.0 Comment
  RSA598581  Salix laevigata Louis C. Wheeler 1967-5-24 9715 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  RSA6438  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon. 15 Comment
  UCR11997  Salix laevigata H. J. Thompson 1960-3-13 3017 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.5 mi east of Saddle Peak 701 Comment
  UCR259362  Salix laevigata R. G. Swinney 2010-4-20 12288 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA0110533  Salix lasiolepis R. G. Swinney 2010-6-1 13132 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA527711  Salix lasiolepis Tim S. Ross, Annette Ross 1991-3-7 4137 Los Angeles Elephant Hill, western Pomona. 230 Comment
  RSA587273  Salix lasiolepis Tim S. Ross, Steve D. Boyd 1990-5-17 2554 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  UC1375420  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38902 Los Angeles canyon above Angeles Crest Hwy ca. 1 mi w Vincent Gap (at one of headwaters of e fork Big Rock Creek, n face of mt.); San Gabriel Mts., Angeles National Forest, Mt. Baden-Powell 2331 Comment
  UC483062  Salix lasiolepis F. R. Fosberg 1932-1-26 7177 Los Angeles at foot of Cahuenga Pass Grade (Los Angeles R.); Los Angeles R. Comment
  UC5056  Salix lasiolepis W. H. Brewer 1860-12-23 87 Los Angeles Los Angeles Sierra Santa Monica Comment
  UCR258735  Salix lasiolepis R. G. Swinney 2010-3-16 11930 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  CAS-BOT-BC107545  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-2-14 9 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  UC506427  Salix melanopsis Joseph Andorfer Ewan 1932-6-15 7306 Los Angeles Chilao San Gabriel Mts., Chilao 1615 Comment
  CAS-BOT-BC125955  Salix scouleriana Joseph Andorfer Ewan 1936-7-22 9817 Los Angeles Blue Ridge near Big Pines road jct., San Gabriel Mts. 457 Comment
  SD230207  Salsola paulsenii Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles: SE of Alameda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 233rd St. (L.A. Harbor Dept., Classification Yard, E of Dominguez Flood Control Channel) Comment
  UC1136476  Salsola tragus H. S. Yates 1936-8-28 6354 Los Angeles 3 mi. w. Lancaster; Elizabeth Lake Quad. Comment
  RSA526482  Salsola tragus T. S. Ross 1991-3-24 4322 Los Angeles Whittier Hills ( Puente Hills, pro parte). 293 Comment
  RSA660039  Salsola tragus Douglas A. Springer 1981-2-26 25 Los Angeles Cal Poly Pomona University campus. University Drive across from Ag. buildin. (no. 3). Comment
  UCD99412  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale. Comment
  SBBG58392  Saltugilia splendens R. Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Comment
  RSA469656  Saltugilia splendens subsp. grantii H. de Forest 1931-4-9 s.n. Los Angeles Crystal Lake Comment
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Oct 9 2010
  RSA71795  Saltugilia splendens subsp. grantii F. W. Peirson 1921-6-19 4707 Los Angeles North Fork of San Gabriel River 1296 Comment
  RSA590856  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-5-15 2519 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  RSA226067  Saltugilia splendens subsp. splendens R. F. Thorne, C. W. Tilforth 1971-6-17 39927 Los Angeles 7 miles up Little Tujunga Canyon Road from Little Tujunga station. San Gabriel Mountains, Angeles National Forest 671 Comment
  CATA1904  Salvia apiana Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  RSA411293  Salvia apiana Ruth E. Eaton 1956-7-15 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCD125438  Salvia apiana Elise Jackson 1993-5-6 22 Los Angeles Eddleston Park, Reseda Blvd. at Calle Vista Circle. Comment
  UCD125459  Salvia apiana G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  UCR186974  Salvia carduacea A. C. Sanders 2006-4-10 31988 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
  IRVC11785  Salvia carduacea B. T. Gittins 1966-4-23 1186 Los Angeles Pearblossom: 2 mi. north of Pearblossom Rd. on 165 St. E. Mojave Desert Comment
  UCR265960  Salvia columbariae Orlando Mistretta, Christine Mistretta 2005-4-21 2073 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  UCSB9262  Salvia columbariae Haller, Norman 1953-4-18 Los Angeles 18 miles East of Gorman on Highway 138; Antelope Valley; Mojave Desert Comment
  RSA747147  Salvia dorrii R. G. Swinney 2008-5-8 8812 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA82440  Salvia leucophylla F. W. Peirson 1906-7-16 1055 Los Angeles Big ditch north of Elysian Park, Los Angeles. Comment
  OBI69407  Salvia mellifera Patricia A. Krueger 1994-5-18 40 Los Angeles San Gabriel Mts, 3.8 mi N on Mt. Lower Truck Trl from Chaney Trl 1219 Comment
  SD186251  Salvia mellifera A. C. Sanders 2003-3-14 25763 Los Angeles Abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., and south of Foothill Blvd. 159 Comment
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Jun 22 2010
  UC416702  Salvia mellifera J. Grinnell 1903-6-30 Los Angeles Arroyo Seco; Pasadena Comment
  UC520119  Salvia mellifera Carl Epling 1932-6-10 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  UC535551  Salvia mellifera Ira W. Clokey, B. Templeton May 1929 4478 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  UCR271792  Salvia mellifera R. G. Swinney 2010-5-7 12582 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  UCR281415  Salvia mellifera R. G. Swinney 2014-5-19 16591 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  RSA434066  Salvia spathacea Martha Hilend 1928-3-4 52 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  UCR220809  Sambucus mexicana Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 773 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, well of De Bell Municipal Golf Course, southeast of Starlight Theater 335 Comment
  CAS-BOT-BC238749  Sambucus nigra subsp. caerulea Alice Eastwood 1906-6-2 172 Los Angeles San Pedro Comment
  RSA592419  Sanicula arguta Mark Hoefs, Doug Propst 1973-3-3 28 Los Angeles Santa Catalina Island. Rocky slope on open hillside in upper Cottonwood Canyon, west of Black Jack Mountain 366 Comment
  SBBG128311  Sanicula arguta M. L. Hoefs 1991-4-18 1116 Los Angeles rd above Parson's Landing 129 Comment
  SBBG95116  Sanicula arguta S. Myers, R. Montijo 1990-4-20 3 Los Angeles Powder Cyn; La Habra Heights 243 Comment
  UC729788  Sanicula arguta Carl B. Wolf 1932-5-11 3571 Los Angeles Santa Catalina Island, w side of Fourth of July Cove Fourth of July Cove; Santa Catalina Island, Fourth of July Cove 30 Comment
  LA32987  Sanicula arguta J. Warren; 1952-4-9 Los Angeles Santa Monica Mountains, Spaulding Hill, UCLA 121 Comment
  POM3424  Sanicula bipinnata C. F. Baker 1907-5-6 4775 Los Angeles Hills near Pomona. Comment
  LA32984  Sanicula crassicaulis Harlan Lewis; 1940-2-24 1085 Los Angeles Santa Monica Mountains, Topanga Canyon 304 Comment
  CAS-BOT-BC218942  Schinus molle Louis C. Wheeler 1932-7-9 948 Los Angeles 1 mi. SW San Dimas 243 Comment
  RSA649911  Schinus molle Katherine Thomas 1988-4-15 3 Los Angeles Whittier, Turnbull Canyon Rd. 1.0 miles east of its intersection with Beverly Blvd. Comment
  UCR252742  Schinus molle R. G. Swinney 2010-9-1 13659 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  UCR213516  Schinus terebinthifolius A. C. Sanders, Karen Kirtland 2010-5-14 38344 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  CATA857  Schismus arabicus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1666 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  UC1870232  Schismus barbatus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 690 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  CATA854  Schoenoplectus americanus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1663 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  UCR97792  Schoenoplectus californicus Scott D. White 1997-3-12 4733 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UC2026510  Scirpus californicus Louis C. Wheeler 1946-7-28 6221 Los Angeles SAN GABRIEL: Rio Hondo, 1/4 mile north of San Gabriel Boulevard. Comment
  POM6458  Scirpus microcarpus L. T. Street, G. Williams 1919-5-10 2755 Los Angeles Near Bassett. 90 Comment
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Feb 23 2017
  RSA0036212  Scrophularia californica Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills Comment
  SBBG131972  Scrophularia villosa S. A. Junak 1990-11-9 SCI 138 Los Angeles immediately below field station, at Camera Pad "Stone" 448 Comment
  UCD125762  Scutellaria mexicana James Dilley 1997-5-4 s.n. Los Angeles Angeles National Forest on the north slope of the San Gabriel Mountains. Mt. Emma Road, 1 mile east of Angeles forest Highway. Comment
  UC1586188  Scutellaria siphocampyloides Tim Ross 1991-8-16 5820 Los Angeles Horse Flats; San Gabriel Mountains, Horse Flats 1719 Comment
  RSA680399  Scutellaria tuberosa Michael Honer, Dylan Hannon 2003-7-1 1842 Los Angeles Liebre Mts: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway junction with Ridge Rt. Rd. 396 Comment
  SD40767  Selaginella bigelovii Carl B. Wolf 1932-10-6 4246 Los Angeles Santa Catalina Island, west side of Avalon, northeast slope 89 Comment
  CAS-BOT-BC62035  Selaginella bigelovii Grant 1903-3-16 5338 Los Angeles Sawpit Canyon, Mourovia Comment
  RSA683768  Selaginella bigelovii Meryl B. Dunkle 1939-4-3 7228 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  POM324251  Senecio flaccidus var. douglasii Keith C. Hughes 1960-10-3 216 Los Angeles San Antonio Canyon. Mt. Range San Gabriel. 762 Comment
  CATA390  Senecio lyonii Mark L. Hoefs 1974-5-2 456 Los Angeles Santa Catalina Island: By road to Isthmus, south of buffalo corrals 213 Comment
  RSA772892  Senecio vulgaris LeRoy Gross 2011-3-28 5435 Los Angeles Claremont McKenna College, along N. Mills Ave., north of E 6th. street. Claremont. Near the Athletic department. 375 Comment
  RSA600836  Senecio vulgaris L. C. Wheeler 1967-5-13 9521 Los Angeles San Gabriel Mountains. San Gabriel Canyon, near Ward's Grove. 266 Comment
  UCSB41662  Senecio vulgaris Warren, Linette 1982-4-17 Los Angeles 900 feet up dirt road off Browns Canyon Road; 0.5 miles north of its junction with Simi Valley Fwy.; Browns Canyon; Chatsworth 365 Comment
  MACF019654  Sequoiadendron giganteum F. A. M. 1940-7-6 15171 Los Angeles Yosemite National Park Comment
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Jun 26 2015
  UCR181164  Setaria adhaerens R. E. Riefner Jr. 2003-11-23 03- 475 Los Angeles South Coast, Signal Hill, west of 405 Freeway along Temple Ave. at 29th St. 24 Comment
  UCR186913  Sidalcea malviflora A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32021 A Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  LA205900  Sidalcea malviflora A. H. Lange; 1951-5-7 sn Los Angeles Santa Anita Comment
  RSA477866  Silene gallica H. L. Bauer 1932-05 15378 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA604394  Silene gallica Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 616 Los Angeles Santa Catalina Island, 1.1 miles S of Two Harbors on Cat Harbor Road; ca 30 m upslope. 30 Comment
  UCR106298  Silene gallica B. G. Pitzer 1996-5-5 2846 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR200000  Silene gallica Valerie Soza, Mariam Sidibeh 2003-3-26 1609 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  UCD98929  Silene laciniata subsp. laciniata Robert C. Bechtel 1956-7-18 s.n. Los Angeles Tanbark Flat, San Dimas Experimental Forest. 822 Comment
  SD181613  Silene laciniata subsp. major LeRoy Gross, Michael Denslow,B. Hogshead,Sarah Swartzentruber 2003-6-17 1047 Los Angeles Transverse Ranges,Verdugo Mtns,S side of mtns,Brand Cyn,above lg waterfall where cyn forks off; Burbank 7.5' quad. A smaller side cyn branches off to the E of main cyn; side cyn narrows quickly to a bedrock waterfall (or seep); area burned last year. 519 Comment
  RSA628810  Silene lemmonii Scott D. White, David E. Bramlet 1998-6-29 6817 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  SD87664  Silene verecunda subsp. platyota F. W. Peirson 1920-9-15 2284 Los Angeles North slope Baldy. 2820 Comment
  UC1584713  Silybum marianum Tim Ross and Annette Ross 1991-6-3 5524 Los Angeles sw base Elephant Hill (west Pomona); West Pomona, Elephant Hill 230 Comment
  RSA473574  Silybum marianum Robert Gustafson 1981-5-13 2213 Los Angeles Ballona Wetlands, area 1 Comment
  CATA1446  Sinapis arvensis Mark L. Hoefs, Robert F. Thorne 1996-4-6 2610 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  CHSC95808  Sisymbrium altissimum LeRoy Gross; Ted Anderson 2004-5-3 1218 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 and 2N76.2). 1333 Comment
  UC1870173  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  SBBG13096  Sisymbrium irio E. R. Blakley 1962-6-10 5224 Los Angeles near military camp, Wilson Cove 30 Comment
  SBBG80498  Sisymbrium irio S. A. Junak 1978-4-16 SCa 36 Los Angeles Boy Scout Camp, lower Cherry Valley Comment
  LA210071  Sisymbrium irio Louis C. Wheeler; 1932-3-12 476 Los Angeles Santa Monica Mountains, Hollyhock Canyon, Mandeville Canyon 121 Comment
  SFV12384  Sisymbrium officinale D. L. Koutnik 1978-4-15 371 Los Angeles San Fernando Valley Porter Ranch, west of Limekiln Canyon. 610 Comment
  RSA66078  Sisymbrium orientale Joseph A. Ewan 1930-5-18 2370 Los Angeles Live Oak Canyon near La Verne Comment
  RSA0080727  Sisyrinchium bellum R. G. Swinney 2010-9-9 13757 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA746421  Sisyrinchium bellum Orlando Mistretta 1994-7-12 1401 Los Angeles Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. Comment
  UCD138821  Sisyrinchium bellum Daryl Koutnik 1978-3-24 158 Los Angeles west side of Decker Road, south of Carlisle Road. 487 Comment
  UCR140428  Sisyrinchium bellum June Latting 1958-3-30 219 Los Angeles Los Angeles Basin, Highland Park, back of Optimists Home for Boys 244 Comment
  UCD138827  Sisyrinchium bellum Marc Meyer 1993-4-25 26 Los Angeles Santa Susana Mountains, Moonshine Canyon Park, Porter Ranch, 2 miles north of Tampa offramp of 118 Fwy. 400 Comment
  RSA0021699  Sisyrinchium idahoense Duncan S. Bell, Caitlin Elam 2013-6-24 5272 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  LA51797  Solanum americanum Carl Epling; May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR126705  Solanum americanum A. C. Sanders, Mark Elvin 2003-8-7 27162 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  UCR205680  Solanum americanum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36929 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  LA51794  Solanum douglasii Monte Lloyd; 1950-7-31 500731p 1645 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 114 Comment
  RSA0080738  Solanum douglasii R. G. Swinney 2010-4-23 12367 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA0087240  Solanum douglasii R. G. Swinney 2010-4-28 12384 Los Angeles 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
  UCR206495  Solanum douglasii A. C. Sanders, T. B. Salvato 2009-5-21 36904 Los Angeles San Gabriel Valley, Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 66 Comment
  UCR99656  Solanum douglasii Scott D. White 1992-10-8 892 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA422401  Solanum douglasii Charlotte Brown 1929-1-13 s.n. Los Angeles Little Santa Anita Canyon Comment
  RSA422407  Solanum douglasii Earl De Gowin 1936-5-17 s.n. Los Angeles Lookout Mountain Comment
  RSA670655  Solanum mauritianum Bonnie C. Templeton 1947-5-15 7 Los Angeles SW. Los Angeles Comment
  UCR126626  Solanum physalifolium var. nitidibaccatum A. C. Sanders, Mark Elvin 2003-8-7 27174 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  CDA5983  Solanum rostratum W. E. Henson 1943-8-6 Los Angeles Southern Western Avenue, Los Angeles. 0 Comment
  UCR273250  Solanum umbelliferum R. G. Swinney 2011-5-6 14621 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  CAS-BOT-BC231722  Solanum umbelliferum David Dreyer 1968-3-23 s.n. Los Angeles San Gabriel River Canyon above Morris Dam, small side canyon to the west Comment
  POM305347  Solanum umbelliferum Henry J. Ramsey, Henry J. Ramsey 1938-3-19 671 Los Angeles Santa Susana Pass. 489 Comment
  UC303692  Solanum umbelliferum I. Johnston 1917-5-1 1024 Los Angeles San Gabriel Wash 152 Comment
  RSA473612  Solidago californica L. C. Wheeler 1933-10-7 2169 Los Angeles Liveoak canyon, San Gabriel Mountains. 640 Comment
  RSA608593  Solidago californica L. C. Wheeler 1931-6-21 S 19 Los Angeles Liveoak [Live Oak] Canyon, San Gabriel Mts. 609 Comment
  SBBG128268  Solidago velutina var. californica J. L. McCune 2005-8-30 4 Los Angeles just N of Middle Ranch Rd, W of white bridge that is just W of jct with Herman's Trail, opposite pine grove 249 Comment
  RSA0069876  Sonchus oleraceus R. G. Swinney 2010-3-24 12091 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SBBG67931  Sonchus oleraceus M. N. Ackley -Dec-1928 1165 Los Angeles Eagle Rock 182 Comment
  LA209937  Sonchus oleraceus Norman A. Cole; May 1964 350 b Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA0086913  Spartium junceum R. G. Swinney 2010-3-30 12107 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 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
  CATA1287  Spergularia bocconi Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-13 2376 Los Angeles Santa Catalina Island: Boushay Canyon Road, by Ironwood grove, off of Upper West End Road 396 Comment
  SBBG128558  Spergularia bocconi M. L. Hoefs, D. R. Hoefs, J. Hernandez 1995-6-21 2298 Los Angeles upper Bulrush Cyn 286 Comment
  LA34169  Spergularia macrotheca var. macrotheca Peter H. Raven; Henry J. Thompson 1969-6-4 14342 Los Angeles 12 Comment
  SBBG131579  Spergularia villosa S. A. Junak 2000-4-15 SCa 1222 Los Angeles E of Lone Tree 432 Comment
  RSA442867  Sphaeralcea emoryi var. variabilis Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  RSA674846  Stachys ajugoides Scott D. White 2000-5-6 7782 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. 213 Comment
  SEINET9287014  Stachys albens Unknown 2009-8-8 11504 Los Angeles San Gabriel Mountains Comment
  UC1234712  Stachys albens D. Gregory 1961-8-10 481 Los Angeles sw Mt. San Antonio (near an apple orchard below some springs, near the bottom of the canyon); San Gabriel Mts., Coldwater Canyon Comment
  UCR210155  Stachys albens R. G. Swinney 2008-8-13 9362 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR243013  Stachys albens R. G. Swinney 2009-8-6 11524 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  RSA608527  Stachys bullata Louis C. Wheeler 1930-4-26 27 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  CAS-BOT-BC60915  Stanleya pinnata Ira L. Wiggins 1966-5-24 20646 Los Angeles Mohave Desert. Along Palmdale Avenue between 90 Street E and 150 Street E, about 15 miles east of Palmdale.