Search Results — 2000 specimen records retrieved (1166 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI80319  Abelia X grandiflora Leighton Murphy, Wenji Tan 2014-11-10 2 San Luis Obispo Veterans Memorial Museum (Grand Avenue & Palm Street), San Luis Obispo 71 Comment
  SEINET9056148 Image available Abies bracteata D. R. Miller 1996-1-24 196 -606 San Luis Obispo Pine Mountain Region. Marmolejo Creek narrows area. In the extreme western corner of study area. 335 Comment
  OBI7459  Abronia latifolia David J. Keil, Malcolm McLeod, B. Meyer 1976-10-16 11862 San Luis Obispo Montana de Oro State Park Comment
  RSA0077146  Abronia latifolia Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3204 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, just up the dunes from the beach. 16 Comment
  RSA0025754  Abronia latifolia Robert F. Thorne, P. C. Everett 1963-4-21 31628 San Luis Obispo At S end of Morro Bay between bay and ocean. Comment
  RSA0025780  Abronia latifolia Robert F. Thorne 1968-6-7 37757 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  OBI57686  Abronia maritima Austin P. Griffiths 1980-11-18 s.n. San Luis Obispo N of Granda BM 54 USCGS Marker betw Grover City and Oceano Beach Ramps. First of about 3 sites found going north Comment
  OBI12211  Abronia pogonantha Eben McMillan 1952-5-5 106 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  OBI28766  Abronia pogonantha Melissa Luckow, With CNPS 1981-4-18 661 San Luis Obispo Shell Crk Rd, 2 mi from jctn with hwy 58 Comment
  LA211002  Abronia umbellata Mark A. Elvin; G. M. Greenwald 2013-8-9 7239 San Luis Obispo SANTA MARIA RIVER VALLEY, Guadalupe Dunes, Guandalupe-Nipomo Dunes National Wildlife Refuge, 4-Pond Valley, Colorado Pond, ca. 80 m from S. Refuge boundary. 55.0 Comment
  SEINET893164  Abronia umbellata Rimo Bacigalupi, Dr. & Mrs. Robt. M. Page, R. S. Ferris, R. W. Holm 1953-1 4322 San Luis Obispo Northwest of Oso Flaco Lake, immediately back of ocean beach, about 5 miles south of Oceano. Comment
  OBI78314  Abronia umbellata var. umbellata Unknown 1964-2-28 69 San Luis Obispo At head of Morro Bay Comment
  OBI80406  Acacia longifolia Rachel Gasparini, Shelby Stanton, Chloe Gabel, Laurren Hinkley, Dennis Smith 2015-1-23 1 San Luis Obispo Oceano Dunes along the dune trail near the Oceano Campground. 5 Comment
  OBI3703  Acacia melanoxylon Mary Kidd 1971-2-27 14 X San Luis Obispo Cal Poly campus Comment
  UC1285259  Acanthomintha obovata subsp. cordata R. F. Hoover 1950-4-30 7862 San Luis Obispo La Panza District La Panza; La Panza District Comment
  OBI83409  Acanthomintha obovata subsp. cordata George Butterworth 1995-5-22 85 San Luis Obispo T32S, R20E, S34, NW qut. 2 mi beyond (SE of) gate, 30' SW of road Comment
  UCR161336  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9013 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  OBI27551  Achillea millefolium Joan Coffey 1972-5-15 10 San Luis Obispo Poly Cyn rd, about 3/4 mi N of Cal Poly, San Luis Obispo Comment
  OBI29022  Achillea millefolium Melissa Luckow 1981-6-25 706 San Luis Obispo Coastal area just N of San Simeon Beach Comment
  UC1133106  Achnatherum coronatum T. M. Hendrix 1937-5-10 170 San Luis Obispo 5 1/4 mi wsw El Dorado School; Pozo Quadrangle Comment
  UCD50327  Achnatherum hymenoides Ernest C. Twisselmann 1958-4-24 4370 San Luis Obispo Ridge along the mouth of Caliente Canyon. Lower Sonoran Grassland. Shandon, California. San Luis Obispo County. 320 Comment
Read comments
Jun 26 2016
  OBI37907  Achyrachaena mollis David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18642 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  JEPS114113  Acmispon brachycarpus A. Dilworth, J. Goldzman, M. Petroelje 1998-4-13 San Luis Obispo Camp Roberts. Ca. 0.3 mile N on Bivouac Road from intersection of Bivouac and Tower Roads, ca. 54 m NW of large leaning oak tree with orange paint, Training Area 02, LCTA Plot 41. Comment
  UCSB50103  Acmispon cytisoides Kenney, Anne 1984-4-13 San Luis Obispo Calif. 1 N, 29 miles N of Cambria 213 Comment
  CHSC114047  Acmispon heermannii var. orbicularis Richard R. Halse 2012-3-26 8435 San Luis Obispo Along State Hwy 1, ca 2 miles south of SanSimeon, just south of where San Simeon Creek enters the Pacific Ocean. 3 Comment
  OBI32099  Acmispon heermannii var. orbicularis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14419 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  SJSU5684  Acmispon heermannii var. orbicularis L. S. Rose 1961-4-14 61042 San Luis Obispo Cambria 91 Comment
  UCD104208  Acmispon heermannii var. orbicularis Donald Myrick 1966-3-23 1294 San Luis Obispo San Luis Obispo County: North of Cambria. Comment
  SBBG107959  Acmispon junceus C. B. Hardham 1956-12-2 1578 San Luis Obispo Cambria Comment
  OBI30719  Acmispon junceus var. biolettii Koomanoff, et al 1981-5-16 11 San Luis Obispo SSE 45 deg slope near summit of Indian Knob Comment
  OBI43736  Acmispon junceus var. biolettii David J. Keil 1985-6-8 18779 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI56424  Acmispon junceus var. biolettii David J. Keil, Rhonda Riggins 1987-5-11 20155 San Luis Obispo Cuesta Ridge E, ca 6.7 mi from jctn with US 101 along Cuesta Ridge Rd 792 Comment
  OBI57828  Acmispon maritimus var. maritimus David J. Keil 1998-4-9 26645 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI43735  Acmispon parviflorus David J. Keil 1985-6-8 18780 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI39705  Acmispon parviflorus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15971 San Luis Obispo 4.4 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading to Cypress Mtn and following Steiner CRk Comment
  OBI66991  Acmispon strigosus D. R. Miller 1994-4-19 494 -216 San Luis Obispo Pine Mt Region. From the Cyn trl, near Indian rock area, Pico Crk drainage 750 Comment
  OBI45282  Acmispon wrangelianus David J. Keil 1982-6-26 16230 San Luis Obispo Vicinity of Arroyo de la Cruz, Comment
  OBI79833  Acmispon wrangelianus D. R. Miller 2013-4-3 413 .104 San Luis Obispo The Rocky Butte/Pine Mountain Region, from Cole Ranch heli-pad margin, marmolejo creek drainage. 744 Comment
  OBI77265  Acourtia microcephala David J. Keil 1985-8-12 18945 San Luis Obispo Poly Cyn along rd near mouth of cyn [Cal Poly campus] Comment
  UC453991  Adenostoma fasciculatum Unangst 1906-5-17 San Luis Obispo Oak Park Comment
  CAS-BOT-BC139998  Adenostoma fasciculatum Ernest C. Twisselmann 1955-6-16 2150 San Luis Obispo Queen Bee Canyon 637 Comment
  SBBG107810  Adiantum aleuticum C. B. Hardham 1958-1-2 2785 San Luis Obispo 0.5 mi N of San Carpoforo Crk Comment
  OBI30888  Adiantum jordanii Julie M. Vanderweir 1978-5-18 35 San Luis Obispo Indian Knob Tar Sands Comment
  OBI31511  Adiantum jordanii Joy Nishida 1982-6-16 467 San Luis Obispo 1.2 miles south of American Canyon Campground. In a drainage that in immediately to the side of decaying shale outcrop 512 Comment
  OBI42373  Adiantum jordanii David J. Keil 1986-4-8 19139 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake. Comment
  OBI4303  Adiantum jordanii Felice Movich 1969-5-26 183 San Luis Obispo Stenner Creek Road, San Luis Obispo Comment
  SBBG118163  Adiantum jordanii E. Painter, M. Wetherwax 2000-3-20 SLO 36 San Luis Obispo E side of saddle between Cerro Chumash and Cerro Romualdo; Camp San Luis Obispo 200 Comment
  OBI25353  Adiantum jordanii David J. Keil, V. L. Holland 1979-12-13 K 13678 San Luis Obispo Rancho Santa Margarita, just off US 101 on Tassajara Canyon Road. Comment
  OBI79379  Adiantum jordanii David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31659 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  OBI73196  Aegilops triuncialis David J. Keil 2000-5-31 28787 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 8.5 miles east from junction with Highway 1 Comment
  RSA42987  Agastache urticifolia Robert F. Hoover 1946-8-3 6257 San Luis Obispo Upper Coon Creek, San Luis Range. Comment
  OBI71785  Ageratina adenophora Michael Walgren 2008-7-15 60 San Luis Obispo San Simeon State Park in Arroyo Hondo stream channel area W of hwy 1 Comment
  SBBG66207  Agoseris grandiflora M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI7292  Agoseris grandiflora var. grandiflora David J. Keil 1976-9-25 11834 San Luis Obispo Upper See Cyn along See Cyn rd Comment
  OBI66578  Agoseris heterophylla var. cryptopleura D. R. Miller 1994-4-29 494 -263 San Luis Obispo Pine Mt Region, at flat on E slope of Pine Mt, Buckeye Mine, Pico crk drainage 914 Comment
  UC92317  Agoseris heterophylla var. cryptopleura Dr. E. Palmer 1876-6-1 289 San Luis Obispo Central Coast Range Comment
  RSA129790  Agoseris heterophylla var. heterophylla R. C. Wilson 1938-4-8 507 San Luis Obispo 1.5 miles east of Nacimiento Ranch, south of Bradley 534 Comment
  UC1276294  Agoseris hirsuta R. F. Hoover 1950-5-30 7937 San Luis Obispo Cambria Comment
  CAS-BOT-BC127029  Agrostis exarata R. F. Hoover 1965-5-22 9393 San Luis Obispo Cambria. North of town. Comment
  JEPS100286  Agrostis exarata Dean W. Taylor 1993-6-22 13698 San Luis Obispo Irish Hills, on PG&E Diablo Canyon Nuclear Power Plant facility site; ridge between Coon Creek and Crowbar Canyon, on slope E of Last benchmark 441 Comment
  CAS-BOT-BC139374  Agrostis hooveri R. F. Hoover 1963-7-30 8591 San Luis Obispo Northeast side of Los Osos Valley. Comment
  SBBG42764  Agrostis pallens D. Keil 1982-6-26 16227 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC2027451  Agrostis pallens David J. Keil with Michael Walgren, Lisa Andreano, Aaron Sims and Sally Krenn 2013-7-27 31865 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co.) to Coon Creek trail in Montana de Oro State Park. Comment
  UCR38993  Alchemilla occidentalis David J. Keil 1980-3-8 13706 San Luis Obispo Lopez Canyon Road, c. 4 mi from jct w/ Pozo Road. Comment
  OBI76669  Allium crispum Jason Dart, Meg Perry 2008-4-14 304 San Luis Obispo Temblor Range, Palo Prieto Conservation Bank, Still Parcel, 0.6 mi ESE of Twisselmann Lake 713 Comment
  OBI82388  Allium haematochiton David J. Keil, with George Butterworth 2016-2-25 33477 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  PGM3202  Allium hickmanii Vern Yadon 1996-4-23 San Luis Obispo Santa Lucia Mountains, Piedras Blancas seaward Highway 1, 1-2 mi N Piedras Blancas Comment
  UC1296363  Allium lacunosum R. F. Hoover 1947-5-31 7238 San Luis Obispo Pine Mountain La Panza Range, Pine Mountain Comment
  OBI79740  Allium peninsulare var. peninsulare David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31612 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  UC5356  Alnus rhombifolia Mrs. Blochman 1894-1-1 San Luis Obispo Santa Maria Comment
  CDA13489  Amaranthus albus T. Kleemann 1997-10-28 s.n. San Luis Obispo Sandercock Transfer, 1708 Beach St. in town of San Luis Obispo. 0 Comment
  RSA164084  Amaranthus deflexus E. C. Twisselmann 1963-9-14 8977 San Luis Obispo Dorothy Twisselmann Ranch 671 Comment
  OBI66227  Amaranthus palmeri David J. Keil 1998-10-9 28148 San Luis Obispo Ca. 22 road miles w of New Cuyama along Hwy 166. Comment
  OBI73654  Amaryllis belladonna David J. Keil 2010-8-30 30929 San Luis Obispo Upper Prefumo Canyon Road, ca. 4.2 road miles from junction with Los Osos Valley Road, ca. 0.8 road miles from Prefumo-See Canyon summit 480 Comment
  CAS-BOT-BC13633  Ambrosia acanthicarpa Ernest C. Twisselmann 1959-11-2 5887 San Luis Obispo Southwest end of Oso Flaco Lake. 4 Comment
  OBI17095  Ambrosia psilostachya Robert F. Hoover 1966-9-21 9996 San Luis Obispo Nipomo Crk SE of Nipomo Comment
  OBI17096  Ambrosia psilostachya Robert F. Hoover 1965-9-29 9673 San Luis Obispo Santa Lucia Range. Tassajera Crk Comment
  RSA0020760  Ambrosia salsola Greg Wilvert 2005-4-17 274 San Luis Obispo S end of Quail Canyon. 761 Comment
  RSA129278  Ammophila arenaria H. C. Lee 1936-3-14 502 San Luis Obispo Oceano Beach. Arroyo Grande 6 Comment
  UCR132382  Ammophila arenaria George K. Helmkamp 2003-9-26 8187 A San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  CDA15198  Amorpha californica var. californica G. F. Hrusa, J. Park, G. Perez 1998-7-21 14736 San Luis Obispo South Coast Ranges; Suey Creek Rd. +- 7 km. NW of Hwy 166. Comment
  UC13280  Amorpha californica var. californica Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC222384  Amsinckia douglasiana Ernest C. Twisselmann 1962-3-18 6706 San Luis Obispo Temblor Range and the Western San Joaquin Valley. At the summit of Palo Prieta Canyon 655 Comment
  OBI25919  Amsinckia douglasiana Malcolm McLeod, Burdetts, Joneses, McLeod 1981-4-5 1374 San Luis Obispo 21 mi NW of Paso Robles of Interlake Rd at eastern entrance to Bee Rock Canyon Comment
  SEINET10906608  Amsinckia douglasiana Lincoln Constance, Alan A. Beetle 1940-3-22 Constance UMO 135676 San Luis Obispo Light chalky soil, with Juniperus and Aplopappus. Near San Juan Creek, Syncline Hill, 5 mi E of La Panza. 549 Comment
  SEINET1004407  Amsinckia intermedia George K. Helmkamp 2004-1 8293 San Luis Obispo Central Coast: SE of Oceano along Halcyon Rd, 0.2 mi E of Mesa View Dr (Hwy CA-1) 76 Comment
  UCR31989  Amsinckia intermedia David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, et al. 1982-5-9 16074 San Luis Obispo Road to top of Cypress Mtn. from Warrens' cabin Comment
  OBI37852  Amsinckia intermedia David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18716 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte Comment
  RSA639280  Amsinckia intermedia R. F. Thorne, P. Everett 1963-4-20 31576 San Luis Obispo 13.4 miles SSE of Jolon. 335 Comment
  OBI64961  Amsinckia menziesii Greg Wilvert 2005-3-30 67 San Luis Obispo SE Half of the Caliente Range. 100 m W of dead end of Padrones Cyn Rd, near Padrones Spring 863 Comment
  OBI65081  Amsinckia menziesii Greg Wilvert 2005-4-25 321 San Luis Obispo SE Half of the Caliente Range. Approx 1.1 km SW of Wells Spring 982 Comment
  OBI79730  Amsinckia menziesii Michael Walgren 2014-4-24 423 San Luis Obispo In a vacant lot in on the eastern edge of Los Osos, growing in Baywood fine sands. Occasional of the property located at Buckskin and Martingale streets, known as the ?Buckskin property.? 37 Comment
  RSA0091064  Amsinckia spectabilis P. A. Munz 1926-6-9 10237 San Luis Obispo Morro. Comment
  SBBG20697  Amsinckia spectabilis D. E. Breedlove 1962-4-1 2096 San Luis Obispo Nipomo Plain, on Hwy 101, 2.3 mi N of Santa Maria River 91 Comment
  OBI28424  Amsinckia spectabilis var. microcarpa Karin Long 1982-4-3 s.n. San Luis Obispo Montano state park. Lee side of ecotone area of tertiary dunes Comment
  UC1314905  Amsinckia spectabilis var. microcarpa R. F. Hoover 1967-5-6 10526 San Luis Obispo Jack Lake Comment
  UCR67904  Amsinckia spectabilis var. microcarpa C. F. Smith 1951-4-19 3038 San Luis Obispo Central Coast, mesa north of Guadalupe 30 Comment
  OBI60944  Amsinckia tessellata G. F. Hrusa 2000-4-10 15329 San Luis Obispo Carrizo Plain region; Immediately N of Carrizo, =/- 1/2 m and S on Bitterwater Rd at Monterey County line 579 Comment
  UCR29933A  Amsinckia tessellata David J. Keil, Melissa Luckow, R. A. Pimentel, R. Riggins-Pimentel 1981-4-24 14500 San Luis Obispo 0.7 miles S of California Valley Fire Station, along Soda Lake Rd. 598 Comment
  JEPS86550  Amsinckia tessellata var. gloriosa Roy E. Buck 1988-3-28 842 San Luis Obispo .28 air km ese of Atascadero (wnw facing lower slope of canyon of Shell Creek, just above (s of) Fernandez Creek confluence, n end of La Panza Range); La Panza Range 426 Comment
  UC1061746  Amsinckia tessellata var. gloriosa W. A. Peterson 1937-3-15 608 San Luis Obispo 1 mi ene La Panza Ranch 472 Comment
  SBBG133047  Amsinckia vernicosa D. Keil, CNPS participants 2010-3-25 30671 San Luis Obispo Chimineas Ranch, ca. 1 mi S of main ranch Comment
  UC456195  Anagallis arvensis unknown 1905-1 San Luis Obispo California Polytechnic School, Poly fields Comment
  UC1927815  Ancistrocarphus filagineus David Keil, Rhonda Riggins and Karl Striby 1998-5-22 27391 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 03.432' N x 119 46.937' W) and Caliente Peak. 1280 Comment
  RSA760722  Ancistrocarphus filagineus David J. Keil 1998-6-8 27703 San Luis Obispo South of Cholame, 0.7 miles south from junction with Highway 46 and 0.1-0.9 miles along spur road from Bitterwater Road. Comment
  CAS-BOT-BC46946  Androsace elongata subsp. acuta R. F. Hoover 1949-4-2 7570 San Luis Obispo Cottonwood Pass, near summit. Comment
  CAS-BOT-BC400367  Anemopsis californica Ernest C. Twisselmann 1969-8-19 15923 San Luis Obispo Sulfur [Sulphur] Spring in Sulfur [Sulphur] Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 205 Comment
  OBI40156  Anemopsis californica David J. Keil 1981-4-25 14592 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  OBI56612  Anisocoma acaulis David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27396 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  UC1285163  Anthemis cotula R. F. Hoover 1965-8-1 9500 San Luis Obispo valley w of Mt. Bishop Comment
  UCR160558  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 2005-6-7 9549 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  OBI31650  Anthemis cotula Turnquist, Smelzter 1982-6-16 164 San Luis Obispo Laguna Lake Park. Near N end of paved rd Comment
  OBI53168  Antirrhinum kelloggii Steven A. Junak 1978-4-8 M- 50 San Luis Obispo Lower Coon Crk Trl. San Luis Range Comment
  OBI66633  Antirrhinum kelloggii Mindy Wilkinson 1995-4-14 s.n. San Luis Obispo Santa Lucia mts. West Cuesta Grade in aftermath of Sept 1994 hwy 41 fire Comment
  OBI31173  Antirrhinum multiflorum Julie M. Vanderwier 1979-5-19 161 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC237884  Antirrhinum ovatum David M. Thompson; E. McMillan 1984-1-1 434 San Luis Obispo Temblor Range. 0.3 mile N of Pinole Spring. 4.7 miles S of junction of Bitterwater Valley Road on Palo Prieto Pass Road. 1.5 miles S of entrance road to McCornack Brothers Lake Ranch. 2.7 miles S of side road to Mine [this road just N of an abandoned..., 609 Comment
  OBI37662  Apiastrum angustifolium David J. Keil, Dirk Walters 1980-4-10 13775 San Luis Obispo Ca. 0.5 mi W of jctn with Huerhuero Rd on Park Hill Rd Comment
  OBI80712  Apiastrum angustifolium David J. Keil 1992-4-12 22829 San Luis Obispo Laguna Lake City Park 170 Comment
  SBBG5151  Apiastrum angustifolium H. and M. Dearing 1938-3-27 1982 San Luis Obispo Nipomo Mesa Comment
  CDA5331  Apium graveolens D. Woodard 1986-8-2 60 San Luis Obispo Montana de Oro State Park. Coastal mountains. Comment
  UC1122907  Apium graveolens W. A. Peterson 1936-7-9 345 San Luis Obispo Cuyama Ranch; Santa Ynez Quadrangle Comment
  SBBG113488  Aquilegia eximia C. B. Hardham 1958-9-25 3961 San Luis Obispo Cypress Mtn Comment
  SBBG2088  Aquilegia eximia C. B. Hardham 1960-6-17 6152 San Luis Obispo Chris Flood Sargent cypress forest Comment
  CAS-BOT-BC392058  Aquilegia eximia R. F. Hoover 1957-8-28 8406 San Luis Obispo San Simeon Creek Comment
  CAS-BOT-BC392060  Aquilegia eximia R. F. Hoover 1950-6-21 8027 San Luis Obispo San Simeon Creek just below forks Comment
  RSA518088  Aquilegia eximia Tina J. Ayers, Steven A. Junak 1989-6-22 750 San Luis Obispo Los Padres National Forest just N of Pick and Shovel Mine along Western Fork of Stream at 'Dead Miners Camp' Comment
  HSC91832  Arabis glabra Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  OBI78751  Aralia californica Michael Walgren 2013-9-18 338 San Luis Obispo Northern coastal county, at the first creek north of San Carpoforo Cr., on both sides of Highway One. 38 Comment
  RSA695983  Aralia californica J. Vlahos 1934-8-1 s.n. San Luis Obispo Santa Lucia Mts.- Beyond Hearst Ranch 488 Comment
  CDA11486  Arbutus menziesii G. F. Hrusa, K. Phillips, A. Flinck 1995-5-29 12264 San Luis Obispo Black Butte Research Natural Area. Cuesta Ridge east. Near summit, on W face of main ridgeline. Comment
  JEPS98882  Arctostaphylos cruzensis James Roof 1961-6-6 San Luis Obispo Hearst Ranch, Arroyo de la Cruz; type locality, specimen taken from type plant Comment
  OBI83346  Arctostaphylos cruzensis G. Butterworth 2017-1-27 1006 San Luis Obispo Cambria Pines Ecol. Reserve, Westside Trail 122 Comment
  RSA252139  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1334 b San Luis Obispo Santa Lucia Mountains: near the coast along the upper south edge of Arroyo de la Cruz on the Hearst Ranch. 30 Comment
  UCD51102  Arctostaphylos glandulosa Roman Gankin; W. R. Hildreth 1967-10-12 1139 San Luis Obispo In decomposed granitic soil; 0.4 mile southeast of Pozo summit. Comment
  CAS-BOT-BC23084  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8607 San Luis Obispo Taril to Machesna Mt., La Panza Range. Comment
  UC1120332  Arctostaphylos glandulosa subsp. glandulosa T. M. Hendrix 1939-4-28 994 San Luis Obispo 0.4 mi ne Branch Mountain (Plot 107); Los Padres National Forest, Branch Mt. Quadrangle Comment
  UCD50880  Arctostaphylos glandulosa subsp. glandulosa Steven A. Junak 1990-10-11 4438 San Luis Obispo Cuesta Ridge: Near NW corner of Cuesta Ridge Botanical Area (just E of W saddle), along N side of main Road (USFS Road #29 S11.3), ca. 5.6 miles W of Highway 101; locally common on S-facing slope. 719 Comment
  CAS-BOT-BC39217  Arctostaphylos glauca Joseph Burtt Davy 1901-1-31 s.n. San Luis Obispo Paso Robles Comment
  UCD51245  Arctostaphylos glauca Roman Gankin; W. R. Hildreth 1967-10-12 1141 San Luis Obispo 0.4 mile southeast of Pozo summit; soil decomposed granite. Comment
  CAS-BOT-BC24604  Arctostaphylos glauca R. F. Hoover 1966-1-14 9730 San Luis Obispo Parkhill district, e. of Santa Margarita. Comment
  CAS-BOT-BC24613  Arctostaphylos glauca Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14052 San Luis Obispo La Panza Range: Fernandez Canyon. 487 Comment
  CAS-BOT-BC39219  Arctostaphylos glauca W. R. Dudley 1910-1-8 s.n. San Luis Obispo East of river, Paso Robles. Comment
  SEINET11984880  Arctostaphylos glauca var. puberula Unknown 1964-1 380 San Luis Obispo 1.8 mi W of entrance to Cerro Alto Campground N off US 466, beween Atascadero & Morro Bay Comment
  SD71290  Arctostaphylos hookeri R. F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz, on hill top. Comment
  CAS-BOT-BC24527  Arctostaphylos hookeri subsp. hearstiorum Brandegee 1889-6-1 28 San Luis Obispo San Simeon. Comment
  SEINET11984839  Arctostaphylos hookeri subsp. hearstiorum Unknown 1965-1 479 San Luis Obispo 0.25 mi E of CA 1 on hill just N of Arroyo de los Chinos, ca 15 mi N of San Simeon Comment
  OBI14670  Arctostaphylos hookeri subsp. hookeri A. Ahmad 1963-4-26 18 San Luis Obispo 4 mi NE San Luis Obispo on hills Comment
  OBI23018  Arctostaphylos luciana Robert J. Rodin 1962-5-8 6862 San Luis Obispo On ridge 4 mi SE of Cuesta Summit on hwy 101 Comment
  SEINET11987298  Arctostaphylos luciana W. Knight, Knight, I. 1981-1 3897 San Luis Obispo Tilden Botanic Garden, Berkeley, orig. from Lopez Canyon as seedlings in 1967 Comment
  CAS-BOT-BC40102  Arctostaphylos morroensis R. F. Hoover 1964-3-16 8653 San Luis Obispo Los Osos Highlands Comment
  HSC91756  Arctostaphylos morroensis Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro, along Eastern Boundary Trail Comment
  OBI14623  Arctostaphylos morroensis Robert F. Hoover 1967-1 San Luis Obispo Comment
  SD72079  Arctostaphylos morroensis R. F. Hoover 1964-3-16 8653 San Luis Obispo Los Osos Highlands Comment
  OBI80405  Arctostaphylos obispoensis Emma Hye, JM Sanchez, Ellie Lupo, Doug Williams, Catherine Wolf, Leah Mathew 2015-1-30 1 San Luis Obispo West Cuesta Ridge. About 1 mile up Forest Route 29S11 on the north side of the road. 366 Comment
  SFV17040  Arctostaphylos obispoensis P. Wilson 1997-5-27 3452 San Luis Obispo South Coast Ranges Santa Lucia Range. Cuesta Ridge Botanical Area. 700 Comment
  UC1309660  Arctostaphylos obispoensis B. Bolt 1936-5-30 750 San Luis Obispo 6 1/2 mi ne Morro; Santa Barbara National Forest, Cayucos Quadrangle 396 Comment
  CAS-BOT-BC39808  Arctostaphylos obispoensis John Thomas Howell 1956-3-23 31131 San Luis Obispo Santa Lucia Mountains - 1 mile east of summit of Cambria - Adelaida road. Comment
  CAS-BOT-BC39848  Arctostaphylos obispoensis Gary D. Wallace 1974-11-23 1319 San Luis Obispo Along Hwy. 41 between Atascadero and Morro Bay, at mile post 6 mi from Morro Bay. Santa Lucia Mts. 182 Comment
  JEPS34340  Arctostaphylos obispoensis Rimo Bacigalupi and L. R. Heckard 1963-4-20 8815 San Luis Obispo n-facing slopes w Cuesta Pass (first ridge-top, along dirt road to TV power station at crest of mts.); Santa Lucia Mts. 640 Comment
  OBI14589  Arctostaphylos obispoensis Robert F. Hoover 1958-3-26 8435 San Luis Obispo Ridge of Santa Lucia Mt. NW of Cuesta Pass Comment
  SEINET9355388  Arctostaphylos osoensis Unknown 1995-6-20 12413 San Luis Obispo Large colony on SW-facing shoulder of Hollister Peak. Base volcanic substratum, immediately below last steep ascent to peak from S side. Burl absent. Comment
  OBI75081  Arctostaphylos pechoensis Michael Walgren 2011-2-25 222 San Luis Obispo Irish Hills, Montana de Oro State Park. New property acquisition known as the 160 acre "Basseri" property at 4840 See Canyon rd, approx 8 mi from Los Osos Valley rd and 0.5 mi from jctn with Perfumo Cyn rd. Inland portion of property on inland side of See cyn rd. near a home 292 Comment
  RSA166362  Arctostaphylos pechoensis R. F. Thorne, Percy C. Everett 1963-4-20 31603 San Luis Obispo Along Cuesta Ridge East about 4 miles SE of Cuesta Pass 854 Comment
  SBBG65558  Arctostaphylos pechoensis C. Bornstein, E. Collins 1994-4-21 San Luis Obispo See Cyn Rd 281 Comment
  UCD53539  Arctostaphylos pechoensis Roman Gankin; W. R. Hildreth 1937-10-11 1123 San Luis Obispo Near the divide between Perfumo Canyon and See Canyon on the See Canyon side. Comment
Read comments
Jan 28 2014
  UCD53549  Arctostaphylos pechoensis var. luciana Roman Gankin 1966-2-17 663 San Luis Obispo Ca. 2 miles east of Cuesta Pass off U.S. Highway 101. Comment
  OBI56200  Arctostaphylos pilosula David J. Keil, Lynn Dee Oyler 1989-1 s.n. San Luis Obispo Squire Cyn, South of SLO Comment
  UC1309683  Arctostaphylos pilosula H. C. Lee 1936-2-10 392 San Luis Obispo 1 1/4 mi n Indian Knob; Arroyo Grande Quadrangle 76 Comment
  UC1276220  Arctostaphylos pilosula R. F. Hoover 1948-4-16 7453 San Luis Obispo s Atascadero; Eagle Ranch Comment
  UC1137450  Arctostaphylos pungens E. Armstrong 1934-4-1 1141 San Luis Obispo 5 mi w Pozo; Pozo Quadrangle Comment
  JEPS88757  Arctostaphylos rudis Dean W. Taylor 1994-3-5 14180 San Luis Obispo along Pomeroy Road ca 0.3 mi n junction with Willow Road (Nipomo Mesa); Santa Lucia Mountains, Nipomo Mesa 91 Comment
  OBI72357  Arctostaphylos rudis Anthony Baniaga 2010-4-7 111 San Luis Obispo Black Lake cyn, Choin property 25 Comment
  UC1281189  Arctostaphylos rudis H. E. McMinn 1936-3-6 4342 San Luis Obispo Nipomo Mesa Comment
  UCD53806  Arctostaphylos rudis Katherine K. Muller 1970-10-6 2952 San Luis Obispo Nipomo Mesa; on gas line maintenance road turning off of Pomeroy Berros Road. Comment
  CAS-BOT-BC47286  Arctostaphylos tomentosa R. F. Hoover 1963-7-30 8584 San Luis Obispo Hill just s. of Arroyo de la Cruz, near coast. Comment
  CHSC63811  Arctostaphylos tomentosa subsp. daciticola Walter Knight 1989-9-24 6494 San Luis Obispo Flood Ranch at end of Canet Road on west flank of Hollister Peak. 243 Comment
  UC1276225  Arctostaphylos tomentosa subsp. subcordata R. F. Hoover 1947-7-16 7305 San Luis Obispo Price Canyon Comment
  OBI14495  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1950-1-15 7764 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI14500  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1950-1-15 7763 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI45418  Arctostaphylos tomentosa subsp. tomentosa David J. Keil 1983-7-16 17393 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  RSA122511  Arctostaphylos tomentosa subsp. tomentosiformis R. St. John 1932-11-30 322 San Luis Obispo Arroyo Del Corral. 915 Comment
  SBBG115091  Arenaria paludicola C. B. Hardham 1965-4-21 San Luis Obispo next to State Park Cmpgrd, Pismo Beach Comment
  CAS-BOT-BC179719  Aristocapsa insignis Clare B. Hardham 1960-5-13 5681 San Luis Obispo San Juan River and Carissa Plains Paso Robles - Simmler Rd. Comment
  CAS-BOT-BC90146  Artemisia biennis H. M. Hall 1919-10-17 s.n. San Luis Obispo Oceano Comment
  CAS-BOT-BC84878  Artemisia californica John Thomas Howell Oct. 13, 1929. 4498 San Luis Obispo Coastal hills, 2 1/2 miles n. of Cambria Comment
  CAS-BOT-BC251050  Artemisia douglasiana A. Dilworth; J. Goldzman 1998-4-22 s.n. San Luis Obispo Camp San Luis Obispo. On top of manmade embankment, 0.6 mile N on dirt road at intersection of Chorro Valley and Kern roads, W of LCTA Plot 309, on berm along Chorro Creek Comment
  OBI4789  Artemisia douglasiana John A. Dossetti 1972-8-27 8 San Luis Obispo Turri rd, near Baywood Park Comment
  SBBG7611  Artemisia dracunculus C. B. Hardham 1956-10-23 1481 San Luis Obispo Atascadero Crk Comment
  CAS-BOT-BC90615  Artemisia dracunculus Mrs. R. W. Summers 1986-12-21 474 San Luis Obispo S.L. Obispo Comment
  UC338264  Asclepias fascicularis Lemmon 1887-1 San Luis Obispo Comment
  UC455612  Asclepias fascicularis Ira Condit 499 San Luis Obispo San Luis Obispo Comment
  OBI81160  Asclepias vestita Matt Beyers, D. Gallagher, N. Oyler 2015-5-22 1164 San Luis Obispo Vicinity of Cholame: just east of the Highway 46 and Highway 41 junction, just south of Highway 41 461 Comment
  OBI79869  Asparagus asparagoides David J. Keil, with V. L. Holland 2013-1-11 31540 San Luis Obispo Morro Bay. Lemos Feed and Pet Supply, 1320 Main Street. Along creek between parking lot and on-ramp to California Highway 1 15 Comment
  OBI80086  Asparagus asparagoides David J. Keil, V. L. Holland 2013-6-12 31803 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  CAS-BOT-BC65814  Aspidotis californica R. F. Hoover 1950-2-26 7765 San Luis Obispo North of summit on Santa Margarita - Creston road Comment
  CAS-BOT-BC177715  Astragalus crotalariae R. W. S. s.n. San Luis Obispo Nr. Pecho Comment
  CAS-BOT-BC177716  Astragalus crotalariae R. W. S. s.n. San Luis Obispo Morro Road Comment
  OBI40650  Astragalus curtipes David J. Keil 1981-3-7 14280 San Luis Obispo Along rd to Lopez lake about 2 mi W of the dam Comment
  POM24204  Astragalus curtipes Marcus E. Jones 1882-5-8 s.n. San Luis Obispo San Luis Obispo. Comment
  UC310773  Astragalus curtipes Philip A. Munz 1925-3-24 9228 San Luis Obispo dry slope Morro Creek Morro Creek 152 Comment
  POM180557  Astragalus curtipes Roxana S. Ferris 1929-4-13 7529 San Luis Obispo Serpentine hills east of San Luis Obispo. Comment
  CAS-BOT-BC182347  Astragalus didymocarpus var. didymocarpus David D. Keck; J. Clausen 1935-4-9 3088 San Luis Obispo Cholame 460 Comment
  SBBG14666  Astragalus douglasii C. B. Hardham 1957-5-4 1899 San Luis Obispo Tierra Redonda Comment
  UCD104738  Astragalus douglasii G. K. Helmkamp; Elizabeth Helmkamp 2005-4-22 9419 San Luis Obispo San Luis Obispo County: East side of south inner coast ranges: Carriza Highway at Mile 38 (CA-58 E of Santa Margarita and W of Simmler-Bitterwater Road). 610 Comment
  OBI13359  Astragalus douglasii var. douglasii Robert F. Hoover 1947-4-2 6866 San Luis Obispo Upper Arroyo Grande, 6 mi above county park Comment
  OBI40739  Astragalus gambelianus David J. Keil, Dirk Walters 1986-5-2 19310 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  SBBG118088  Astragalus gambelianus E. Painter, M. Wetherwax, J. Greenhouse 2001-3-20 CR 149 San Luis Obispo river side of rd to back of palisades above Boy Scout Rd, S of Nacimiento River; Camp Roberts 200 Comment
  CAS-BOT-BC178230  Astragalus gambelianus Lois E. James April 31, 1948. 1828 A San Luis Obispo Hills just N of San Luis Obispo. Comment
  OBI29069  Astragalus lentiginosus var. nigricalycis Melissa Luckow, Rhonda Riggins 1982-4-13 752 San Luis Obispo Buena vista overlook, 4.6 mi N of jct ith Soda Lake Rd 9.7 mi E of Taft Comment
  CAS-BOT-BC178097  Astragalus lentiginosus var. nigricalycis R. F. Hoover 1950-4-14 7817 San Luis Obispo Panorama Hills Comment
  OBI32804  Astragalus lentiginosus var. nigricalycis David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12726 San Luis Obispo 29.5 mi SE of Calif Rte 58 along Soda Lake Rd Comment
  CDA11601  Astragalus nuttallii G. F. Hrusa, T. D. Willis 1995-6-21 12427 San Luis Obispo Santa Lucia Mountains; Approx. 5 m. N of San Simeon. Comment
  SDSU7598  Astragalus nuttallii D. F. Howe 1962-6-22 3348 San Luis Obispo Sand dunes at Lake Opo Flaco. Comment
  CAS-BOT-BC186529  Astragalus nuttallii var. nuttallii Clare B. Hardham 1957-11-19 2752 San Luis Obispo Piedras Blancas Comment
  SBBG4445  Astragalus nuttallii var. nuttallii C. Bornstein, D. Kershaw 1998-8-4 San Luis Obispo Hwy 1, Vista Pt just N of San Simeon 22 Comment
  RSA128157  Astragalus oxyphysus Clare B. Hardham 1957-5-4 1930 San Luis Obispo Tierra Redondo Comment
  SBBG3148  Astragalus trichopodus var. phoxus C. B. Hardham 1958-5-10 1953 San Luis Obispo Willow Crk near Mennonite Church Comment
  OBI31342  Athysanus pusillus Joy Nishida, Robert Allen 1982-4-10 219 San Luis Obispo American Cyn campground 536 Comment
  UCD78288  Athysanus pusillus Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4634 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  OBI47428  Athysanus pusillus David J. Keil 1981-4-9 14303 San Luis Obispo Just W of jctn of Huerhuero Rd with Calif Rte 58 Comment
  OBI80188  Athysanus pusillus David J. Keil 1978-3-25 12690 San Luis Obispo Irving Ranch. Comment
  SBBG112691  Athysanus pusillus C. B. Hardham 1963-3-3 10529 San Luis Obispo Nacimiento River 365 Comment
  CDA18907  Atriplex R. Robison 2000-5-28 s.n. San Luis Obispo Central Coast Ranges; Cholame Valley, south of Hwy 41 and Hwy 46 junction. 0 Comment
  OBI57383  Atriplex argentea var. expansa David J. Keil 1998-8-19 27983 San Luis Obispo Carrizo Plain, Soda Lake Rd. at Brentwood Trail. Comment
  RSA216852  Atriplex canescens Robert F. Hoover 1966-10-7 10133 San Luis Obispo Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  OBI56289  Atriplex confertifolia George Butterworth 1999-8-12 320 San Luis Obispo Carrizo Plain Natural Area. 200 yds W of Pipeline Rd, .5 mi SW of tank/ corral, 5 mi W of Soda lake Rd 853 Comment
  CHSC55530  Atriplex coronata L. P. Janeway 1988-6-9 2738 San Luis Obispo Between Cholame and Cholame Cr, 1/4 mi SE of Cholame. 347 Comment
  UC56060  Atriplex joaquinana J. H. Barber 1899-5-22 San Luis Obispo near Morro; near Morro Comment
  CDA17850  Atriplex leucophylla Austin Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park; Scattered at Cable Landing just north of Hazard Canyon. 7 Comment
  UC2027461  Atriplex polycarpa Greg Wilvert with Cedrick Villasenor and Ben Carter 2005-9-15 519 San Luis Obispo Southeast Half of the Caliente Range. 0.9 km N of Semper Spring. Comment
  OBI79162  Atriplex prostrata David J. Keil 2011-11-9 31170 San Luis Obispo Pismo Beach. Beach and lagoon with low dunes at end of Addie Street, Mouth of Pismo Creek 0 Comment
  OBI17280  Atriplex semibaccata Marta Bruckner 1963-11-5 9 San Luis Obispo Morro Bay state Park Comment
  UCD97725  Atriplex semibaccata Ernest C. Twisselmann 1960-10-12 6017 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 655 Comment
  POM279593  Atriplex semibaccata Delzie Demaree 1933-8-28 9298 San Luis Obispo Guadalupe. Comment
  IRVC28939  Atriplex triangularis G. K. Helmkamp 2003-9-8 8128 San Luis Obispo Saltwater ocean inlet 0.2 mi SW of Oceano Airport Central Coast 6 Comment
  OBI73476  Avena barbata D. R. Miller 1994-3-23 394 -126 San Luis Obispo Pine Mt Region. Around walnut orchard, Egebergs, San Simeon crk drainage 650 Comment
  OBI31749  Avena fatua Smeltzer, Turnquist 1982-4-12 17 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI3948  Avena fatua Elizabeth Rudd 1971-3-30 186 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI83480  Avena fatua Claire Dosen, Carter Terranova, Sarah Haluschak 2017-2-11 1 San Luis Obispo Cal Poly Campus, top of the "P" ridge, 30ft back from top of trail, near lower rock formations. 338 Comment
  RSA0042943  Avena fatua LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6539 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  OBI38224  Baccharis glutinosa Eric Wise 1982-6-25 1563 San Luis Obispo Pismo State Beach, Oceano campground. In campground of heavy abusage. Also known as "dune lake" by Mason, or Oceano Lagoon by others Comment
  UCSB71047  Baccharis glutinosa Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 200 feet toward back dune from County Line/Le Roy marker. 5 Comment
  UC1119673  Baccharis pilularis V. Stackhouse 1937-12-14 87 San Luis Obispo 2 3/10 mi wsw of Nacimiento Ranch (Bradley); Bradley 198 Comment
  UCR134426  Baccharis pilularis George K. Helmkamp 2003-9-19 8148 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  RSA611964  Baccharis pilularis L. C. Wheeler 1952-10-5 7005 San Luis Obispo San Luis Obisbo 24: Stanluchi Mine. Comment
  SBBG104338  Baccharis pilularis subsp. consanguinea F. L. Johnson, N. A. McCarty 1993-10-15 ROB 751 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI38489  Baccharis salicifolia Eric Wise 1983-3-6 1675 San Luis Obispo Atascadero Lake Comment
  SBBG104440  Baccharis salicifolia M. D. Proctor, E. A. Young 1993-4-12 ROB 394 San Luis Obispo ca. 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI37398  Berula erecta Eric Wise 1981-7-26 966 San Luis Obispo Poly Cyn. Cal Poly campus Comment
  OBI37402  Berula erecta Eric Wise 1983-8-30 1754 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo co. Planning Board Et al Comment
  OBI80304  Betula pendula Elliott Salazar, John Sloat, Sydney Le Cras, and Patrick Levesque 2014-11-17 1 San Luis Obispo Cal Poly property,near Alan A. Erhart Agriculture bulding 102 Comment
  CAS-BOT-BC105996  Blennosperma nanum var. nanum H. D. Ripley; R. C. Barneby 1941-4-13 3247 San Luis Obispo Between Simmler and Soda Lake, Carrizo Plains 670 Comment
  SEINET7063710  Bloomeria crocea A. G. Vestal 1947-4-18 s.n. San Luis Obispo Partially shaded serpentine in vicinity of San Luis Obispo. UTM Zone 10, 712847mE, 3906912mN. (WGS84/NAD83). 73 Comment
  UC638974  Bloomeria crocea B. E. and H. J. Miossi 1940-4-20 257 San Luis Obispo one mi n San Luis Obispo (se-facing slope) 76 Comment
  CAS-BOT-BC478920  Bloomeria crocea var. crocea Clare B. Hardham 1957-5-30 2078 San Luis Obispo Klau Mine Comment
  OBI75685  Bloomeria humilis Robert F. Hoover 1951-6-15 8060 San Luis Obispo Mouth of Arroyo de la Cruz Comment
  OBI75727  Bloomeria humilis D. R. Miller, E. A. Appel 2011-6-12 611 .958 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. 1.8 mi N of Arroyo de la Cruz bridge 27 Comment
Read comments
Jan 10 2015
  OBI28589  Brachypodium distachyon John Jackman & Julie Truesdale, Julie Truesdale 1980-1 66 San Luis Obispo MacGillivary Ranch, Adelaida, CA Comment
  OBI83444  Brassica nigra Ashlynn Ritter, Emily Bernstein, LeeAnne Kromhout, Alice Bonan 2017-1-19 1 San Luis Obispo Laguna Lake Park and Natural Reserve, Northeast of lake, in middle of field turned marsh southwest of mountains 43 Comment
  OBI51341  Brassica rapa Jan Barber 1994-4-23 154 San Luis Obispo San Simeon State Park Comment
  CAS-BOT-BC36788  Brassica rapa Ernest C. Twisselmann 1959-5-23 5277 San Luis Obispo Point Buchon. 10 Comment
  UC1285244  Brickellia californica R. F. Hoover 1946-10-20 6517 San Luis Obispo just below junction of Arroyo Seco (Upper Huasna River); Upper Huasna River Comment
  OBI35794  Briza minor Allison Berry 1984-4-10 101 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  UC768709  Brodiaea terrestris subsp. terrestris R. F. Hoover 1939-5-4 4080 San Luis Obispo near Santa Margarita (on road to Pozo) Comment
  CAS-BOT-BC144272  Bromus arenarius Ernest C. Twisselmann 1954-4-16 1064 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 640 Comment
  CDA15095  Bromus berteroanus G. F. Hrusa 1998-3-26 14176 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. N side of ridge betw. S side of Swain Pasture and Swain Wash approx. 5 mi. S of Panorama Rd inters. w/Soda Lake Rd. Comment
  CAS-BOT-BC148965  Bromus carinatus var. carinatus R. F. Hoover 1964-6-12 9067 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  CAS-BOT-BC148966  Bromus carinatus var. carinatus R. F. Hoover 1964-5-11 8767 San Luis Obispo 2 miles southwest of Pozo on road to Arroyo Grande. Comment
  OBI79936  Bromus catharticus David J. Keil 2013-7-27 31844 San Luis Obispo Montana de Oro State Park. Hazard Canyon at Pecho Valley Road 15 Comment
  CAS-BOT-BC155748  Bromus diandrus Clare B. Hardham 1958-5-28 3409 A San Luis Obispo Santa Lucia Mountains. Intersection Oak Flat Road and north road to Adelaida. Comment
  OBI46164  Bromus diandrus LynneDee Oyler 1986-5-6 441 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch where a large stand of blue oaks occur on slopes of decomposed limestone Comment
  OBI22406  Bromus grandis Robert F. Hoover 1950-6-21 7998 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Mts Comment
  OBI79592  Bromus grandis David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31400 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  CAS-BOT-BC155599  Bromus grandis R. F. Hoover 1950-6-21 7998 San Luis Obispo Santa Lucia Mountains. Between Rocky Point and Pine Mountain. Comment
  OBI17701  Bromus hordeaceus Dave Imper 1977-4-7 118 San Luis Obispo Price Cyn Tarsands Project, 1 mi SW of Hwy 227 on Price Cyn rd 76 Comment
  OBI42142  Bromus hordeaceus David J. Keil, LynneDee Oyler and Rick Oyler 1986-5-17 19467 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  RSA0024942  Bromus hordeaceus Greg Wilvert 2005-4-30 344 San Luis Obispo Along Padrones Canyon Road. 864 Comment
  RSA654637  Bromus hordeaceus Austin P. Griffiths, Clare B. Hardham, C. Cunningham 1987-6-26 18252 San Luis Obispo Near Oso Flaco Lake at W of first southerly area Comment
  OBI20149  Bromus hordeaceus Ruth Davis 1964-4-24 62 San Luis Obispo 1023 Mill St, San Luis Obispo Comment
  UCSB16620  Bromus madritensis subsp. madritensis Hardham, Clare 1957-4-14 San Luis Obispo About 4 mi W of Templeton, Santa Rita Rd Comment
  OBI22405  Bromus pseudolaevipes Robert F. Hoover 1964-5-13 8856 San Luis Obispo South Fork of Old Crk Comment
  OBI22387  Bromus pseudolaevipes Robert D. Page 1962-5-5 95 San Luis Obispo About 4 mi up Chorro Crk Cyn Comment
  SEINET3922349  Bromus rigidus G. T. Nordstrom 1937-4-19 1092 San Luis Obispo 0.7 mile southeast of Adelaida.; 0 457 Comment
  OBI3038  Bromus sitchensis Larry E. Brown 1971-5-3 1975 San Luis Obispo Along forest service road at top of Cuesta Ridge near San luis Obispo Comment
  OBI32356  Bromus sitchensis David J. Keil 1982-5-8 15943 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini Ranch rd on dirt road leading onto slopes of Cypress Mtn Comment
  UCR132023  Bromus stamineus George K. Helmkamp 2003-10-8 8208 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  OBI72240  Bromus sterilis Anthony Baniaga 2010-4-4 100 San Luis Obispo Tierra Redonda BLM ACEC. Tierra Redonda Mtn. 365 Comment
  OBI62983  Calamagrostis rubescens D. R. Miller 1995-8-30 895 -601 San Luis Obispo Pine Mt Region. On top of Pine Mtn in the ponderosa pine forest at edge of Pico Crk drainage 1400 Comment
  CAS-BOT-BC233974  Calandrinia breweri Clare B. Hardham 1959-5-19 4563 San Luis Obispo Roadside edges near an old burn Las Tablas Creek, Santa Lucia Mountains Comment
  UC1136620  Calandrinia ciliata P. L. Johannsen 1936-3-21 699 San Luis Obispo 1 1/2 mi se Terrace Hill (Plot 2); San Luis Obispo Quadrangle 91 Comment
  RSA0036721  Calochortus albus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6356 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  CAS-BOT-BC492199  Calochortus albus Roxana S. Ferris 1939-6-2 9765 San Luis Obispo 16 miles east of Paso Robles on the Paso Robles-Adelaide road. Santa Lucia Mountains Comment
  OBI79808  Calochortus albus D. R. Miller 2013-5-22 513 .1061 San Luis Obispo The Rocky Butte/Pine Mountain region, Ridge Road between upper meadows and Coual Meadow, Tobacco Creek drainage. 900 Comment
  SBBG119466  Calochortus argillosus E. Painter, M. Wetherwax with J. Olson 2002-5-21 SLO 272 San Luis Obispo below Dughi Spring, SW of La Trinidad Mine; Camp San Luis Obispo 440 Comment
  SBBG43644  Calochortus argillosus E. Painter, M. Wetherwax with N. Havlik 2003-5-30 SLO 340 San Luis Obispo between bog thistle exclosure and Chorro Crk; Camp San Luis Obispo 220 Comment
  UC1134459  Calochortus clavatus P. L. Johannsen 1937-5-21 1147 San Luis Obispo 3 mi n Whites; McKittrick Quad. 1112 Comment
  OBI28175  Calochortus obispoensis Jeffery Null 1980-5-12 38 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ Comment
  RSA369095  Calochortus obispoensis Lester Rowntree 1930-06 s.n. San Luis Obispo Reservoir Canyon Comment
  SBBG57738  Calochortus obispoensis M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG93877  Calochortus obispoensis S. A. Junak, T. Ayers 1989-6-22 4074 San Luis Obispo USFS Rd 29S11.3, 0.1 mi W of W boundary of the Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 777 Comment
  OBI58941  Calochortus simulans David J. Keil 1998-5-20 27311 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  UC1134515  Calochortus splendens H. C. Lee 1937-5-10 911 San Luis Obispo 0.75 mi n Lake Ysabel; Paso Robles Quad. 259 Comment
  RSA20400  Calystegia longipes Roxana S. Ferris, Ruth P. Rossbach, R. T. Ferris 1938-5-12 9451 San Luis Obispo In road cut on State Highway 178 along Salinas River 10 miles east of Santa Margarita. Comment
  OBI71678  Calystegia macrostegia David J. Keil 1988-7-2 20861 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI75066  Calystegia macrostegia David J. Keil 1988-3-19 20431 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  OBI25904  Calystegia macrostegia subsp. cyclostegia Eric Lamers 1981-3-2 23 San Luis Obispo Montana deo Oro Comment
  OBI51790  Calystegia macrostegia subsp. cyclostegia R. Mike Arens 1994-4-30 74 San Luis Obispo Cal Poly campus. In Poly canyon near Botanical Garden foot bridge 152 Comment
  UC455623  Calystegia macrostegia subsp. cyclostegia I. J. Condit 1907-12-16 San Luis Obispo C.P.S. Canyon C.P.S. Canyon (California Polytechnic School Canyon) Comment
  UC52171  Calystegia macrostegia subsp. cyclostegia Rev. R. W. Summers 1887-5-27 600 San Luis Obispo Comment
  POM280731  Calystegia macrostegia subsp. cyclostegia Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1940-4-20 s.n. San Luis Obispo Templeton - Cambria. Comment
  UC1123604  Calystegia malacophylla subsp. pedicellata E. Armstrong 1934-4-1 1129 San Luis Obispo near La Panza; Santa Barbara National Forest, La Panza Quad., nr La Panza Comment
  UC572428  Calystegia malacophylla subsp. pedicellata G. T. Nordstrom 1937-4-28 1135 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quad., ene of Lincoln School 335 Comment
  CAS-BOT-BC221159  Calystegia malacophylla subsp. pedicellata Chester Dudley 1936-5-1 s.n. San Luis Obispo Above La Panza Comment
  CAS-BOT-BC221161  Calystegia malacophylla subsp. pedicellata Chester Dudley 1936-5-1 s.n. San Luis Obispo Nacimiento River Comment
  OBI63098  Calystegia subacaulis subsp. episcopalis David J. Keil 2002-4-4 29784 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 deg. N, 120.6199 deg. W 305 Comment
  SBBG109771  Camissonia C. B. Hardham 1957-6-22 2294 San Luis Obispo 1.1 mi N of intersection of Park Hill and Calf Cyn Rd Comment
  SBBG110369  Camissonia C. B. Hardham 1957-6-22 2290 San Luis Obispo Calf Cyn Rd, 1.1 mi N of Parkhill Rd Comment
  OBI54874  Camissonia David J. Keil, with Kathleen A. Keil 1997-4-22 26224 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  RSA144920  Camissonia campestris subsp. campestris E. G. Linsley 1960-4-11 60 -32 San Luis Obispo 5 miles southwest of Shandon Comment
  UCR132039  Camissonia cheiranthifolia subsp. cheiranthifolia George K. Helmkamp 2003-7-29 8035 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  RSA186464  Camissonia micrantha Peter H. Raven 1962-3-25 16972 San Luis Obispo Near Shell Creek on road to Shandon, 1.2 miles north of Creston - Simmler Road 396 Comment
  RSA709064  Camissonia strigulosa George K. Helmkamp, E. A. Helmkamp 2005-4-17 9365 San Luis Obispo Central Coast: Corbett canyon, 2.3 miles N of Hwy CA-227 in Arroyo Grande. 81 Comment
  CAS-BOT-BC160306  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-10 9010 San Luis Obispo Avila Comment
  UC1088731  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. J. Rodin 1957-5-16 6147 San Luis Obispo dunes 1/2 mi s Morro Bay Comment
  OBI41058  Camissoniopsis hardhamiae David J. Keil 1986-5-13 19434 San Luis Obispo Hi Mtn Rd near Hi Mtn Lookout 945 Comment
  OBI66152  Camissoniopsis hardhamiae D. R. Miller 2002-5-10 502 /750 San Luis Obispo Pine Mt Region. At cut along Ridge rd before lookout 1000 Comment
  OBI83414  Camissoniopsis intermedia Butterworth 2003-4-21 495 San Luis Obispo Temblor Range 0.3 mi w of Crocker Rd, 0.6 mi n of Elkhorn Rd. Comment
  UC1186554  Camissoniopsis micrantha E. G. Linsley and J. W. MacSwain 1954-4-28 59 -84 San Luis Obispo 3 mi e Santa Margarita ((quarry site)) Comment
  OBI47477  Cardamine californica David J. Keil, Art Webster 1984-4-29 18206 San Luis Obispo In cyn bottom of Lopez Wilderness Area Comment
  UC1296153  Cardamine oligosperma R. F. Hoover 1947-3-26 6736 San Luis Obispo just s Price Canyon; s of Price Canyon Comment
  OBI23146  Cardionema ramosissimum Robert J. Rodin 1962-5-2 6855 San Luis Obispo At S end of Morro Bay behind dunes Comment
  UCR121776  Cardionema ramosissimum George K. Helmkamp 2002-4-20 7467 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  OBI26817  Cardionema ramosissimum John Stechman 1981-5-18 s.n. San Luis Obispo Roadbeds on Pecho Ranch Comment
  UC454224  Cardionema ramosissimum I. J. Condit 1910-4-30 San Luis Obispo along R. R. track between Pismo and Oceano Comment
Read comments
Aug 14 2008
  CDA26368  Carduus pycnocephalus David J. Keil, Tina Teed, Mariko Uchida 2001-6-15 29562 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. Comment
  OBI28217  Carduus pycnocephalus Rick Frelinger 1982-4-10 11 San Luis Obispo San Luis Crk between US hwy 101 and lower Higuera St, San Luis Obispo Comment
  OBI56394  Carduus pycnocephalus David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trl from Horse Camp to Manzanita Trl Comment
  UCR250537  Carex Glenn M. Greenwald 2013-7-5 s.n. San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes. Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Carex wetland 22 Comment
  CAS-BOT-BC17638  Carex alma R. F. Hoover 1947-4-20 6994 San Luis Obispo West slope of La Panza Range. Sycamore Creek. Comment
  OBI78958  Carex barbarae Michael Walgren 2013-10-4 356 San Luis Obispo Private property in eastern Los Osos, vacant land between Eto Lane and Andre Street. 37 Comment
  UCR266053  Carex barbarae David J. Keil 2013-8-19 31898 -1 San Luis Obispo Central Coast, Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  CAS-BOT-BC19314  Carex barbarae Clare B. Hardham 1961-5-10 6985 San Luis Obispo The Santa Lucia Mountains. Atascadero. Comment
  OBI56988  Carex barbarae David J. Keil 1995-5-23 25208 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  SBBG122355  Carex douglasii D. Keil, R. Riggins, Karl Striby 1998-5-22 27417 San Luis Obispo Caliente Ridge Rd between wildlife guzzler and Caliente Pk 1280 Comment
  CAS-BOT-BC20400  Carex globosa R. F. Hoover 1946-6-23 6184 San Luis Obispo Summit at head of Carpenter Canyon, N of Arroyo Grande. Comment
  CAS-BOT-BC20404  Carex globosa R. F. Hoover 1946-6-23 6184 San Luis Obispo Summit at head of Carpenter Canyon, N of Arroyo Grande. Comment
  SBBG18060  Carex gracilior C. B. Hardham 1957-4-19 1800 San Luis Obispo Santa Rita Ranch, York Mtn, W of Templeton Comment
  CAS-BOT-BC21855  Carex harfordii Clare B. Hardham 1958-3-4 2864 San Luis Obispo Cambria. Comment
  OBI6416  Carex harfordii Robert F. Hoover 1947-3-1 6634 San Luis Obispo Cambria Comment
  CAS-BOT-BC31624  Carex luzulina var. luzulina Clare B. Hardham 1960-5-10 5660 San Luis Obispo Cypress Swamp Santa Lucia Mountains. Comment
  CAS-BOT-BC119433  Carex nudata Roxana S. Ferris 1929-4-15 7629 San Luis Obispo San Luis Obispo Creek, 2 mi S of town on State Highway. Comment
  OBI66798  Carex nudata D. R. Miller 1994-4-30 494 .276 San Luis Obispo Pine Mt. Region. In creekway of Tobacco Crk, mud-flats area 366 Comment
  OBI57957  Carex obispoensis Austin P. Griffiths, G. F. Hrusa, M. McLeod, C. Cunningham 1984-2-20 s.n. San Luis Obispo South Coast Ranges. Midway up Reservoir Cyn immed. E of San Luis Obispo Comment
  UC1108391  Carex obispoensis Clare B. Hardham 1959-4-29 4337 San Luis Obispo Steiner Creek, San Luis Obispo. Comment
  SEINET12854905  Carex pachystachya D. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-1 14329 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SEINET11632480  Carex praegracilis Unknown 1936-1 12937 San Luis Obispo near Morrs Rock Comment
  CAS-BOT-BC117638  Carex serratodens Alice Eastwood; John Thomas Howell 1938-6-14 5937 San Luis Obispo Between the Laguna and San Luis Obispo. Comment
  POM248617  Carex serratodens Alice Eastwood, John Thomas Howell 1938-6-14 5937 San Luis Obispo Between Laguna and San Luis Obispo. Comment
  CAS-BOT-BC117328  Carex spissa Clare B. Hardham 1958-9-2 3918 San Luis Obispo Swampy spot, Stenner Creek near San Luis Obispo. Comment
  OBI22665  Carex subbracteata Robert F. Hoover 1947-4-18 6941 San Luis Obispo Cambria Comment
  UCR29104  Carex subfusca David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14329 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  LA211656  Carpobrotus chilensis Mark A. Elvin; Jason Storlie 2014-10-10 7649 San Luis Obispo Guandalupe-Nipomo Dumes National Wildlife Refuge, Guadalupe Dunes; Small swale/water hole ca. 100 meters NNW of Myrtle Pond, no standing water present, 250 meters from Pacific Ocean. 8.0 Comment
  OBI50311  Carpobrotus chilensis Tawney Odegard 1985-7-20 59 San Luis Obispo Morro Bay Kangaroo Rat Reserve. Southeast of Morro Bay, 0.5 miles down Pecho Valley road after passing "Golf Course" sign, turn right on dirt road just past "Deer" sign and continue toward dunes for 0.5 miles. MBKR site is on the left. Comment
  OBI35403  Carpobrotus edulis Helen Jones 1982-9-21 84 San Luis Obispo Piedras Blancas Point Comment
  JEPS77726  Castilleja L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-24 4788 San Luis Obispo about 2 mi ne Creston (along Route 41, 0.5 mi e of Creston road junction) 426 Comment
  OBI25949  Castilleja affinis D. Williams 1981-2-23 12 San Luis Obispo Along the Coon Crk Trl Comment
  OBI29600  Castilleja affinis Robert J. Rodin 1962-5-10 6876 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit Rd on rd maintained by the Forest Service and Telephone Company Comment
  JEPS86583  Castilleja affinis subsp. affinis Rimo Bacigalupi and Alex Hawkes 1987-4-12 6656 San Luis Obispo Arroyo de la Cruz Comment
  UC1341876  Castilleja affinis subsp. affinis Noel H. Holmgren and James L. Reveal 1966-6-1 2620 San Luis Obispo nw of Guadalupe (sand dunes by Oso Flaco Lake); Oso Flaco Lake Comment
  UC1583738  Castilleja affinis subsp. affinis David Keil with Eric A. Wise 1985-4-25 18552 San Luis Obispo n side Black Lake Canyon (near Calif Hwy 1) Comment
  UC524111  Castilleja affinis subsp. affinis Ira L. Wiggins 1932-3-21 5804 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  CDA17688  Castilleja affinis subsp. affinis A. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz; along S & W ridges of Arroyo de la Cruz. 0 Comment
  JEPS4845  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3210 San Luis Obispo w of summit of road between Templeton and Cayucos (via Santa Rita School (not Santa Rita Creek)) Comment
  JEPS85638  Castilleja affinis subsp. affinis T. I. Chuang 1970-6-18 6805 A San Luis Obispo ca 3 mi s Monterey County line (along Hwy 1); San Carpoforo Creek Comment
  UC76437  Castilleja affinis subsp. affinis Herbert Waterman Jun 1895 San Luis Obispo Los Berros; sw San Luis Obispo County Comment
  JEPS24739  Castilleja applegatei subsp. martinii Clare B. Hardham 1960-6-17 6153 San Luis Obispo Chris Flood Sargent Cypress Forest, Santa Lucia Mountains Comment
  OBI58764  Castilleja attenuata David J. Keil 1998-4-16 26759 San Luis Obispo Los Padres National Forest. 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Rd. Comment
  JEPS10883  Castilleja brevistyla W. A. Peterson 1937-4-16 714 San Luis Obispo 2 mi ese French Camp (about 15 mi nw of Carrizo, slope on upper San Juan Creek); La Panza Quad. 411 Comment
  OBI81061  Castilleja densiflora Meg Perry 2010-4-8 14 -Oct San Luis Obispo Collected from Carrizo Plain north of California Valley, 614 Comment
  OBI31211  Castilleja densiflora subsp. obispoensis Julie M. Vanderwier 1978-5-18 30 San Luis Obispo Indian Knob Tar Sands Comment
  OBI76798  Castilleja densiflora subsp. obispoensis Robert F. Hoover 1955-5-23 8353 San Luis Obispo Coast W of Cambria Comment
  UC27167  Castilleja densiflora subsp. obispoensis W. H. Brewer 1861-4-27 476 San Luis Obispo San Luis Obispo Comment
  UC569783  Castilleja densiflora subsp. obispoensis N. K. Carlson 1936-3-22 208 San Luis Obispo 0.6 mi nne Sycamore Springs; Arroyo Grande Quad. 53 Comment
  CAS-BOT-BC209523  Castilleja exserta James R. Shevock; Jack Zaninovich 1983-3-31 10242 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 8.3 miles south of California City and 10.4 miles south of California highway 58 609 Comment
  OBI32788  Castilleja exserta David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12729 San Luis Obispo 30 mi SE of Calif Rte 58 along Soda Lake Rd Comment
  UC454826  Castilleja foliolosa I. J. Condit Apr 1908 San Luis Obispo knob e of School Canyon Comment
  UCR158440  Castilleja latifolia George K. Helmkamp 2004-6-15 8641 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  OBI9658  Castilleja miniata var. miniata Robert F. Hoover 1947-8-8 7357 San Luis Obispo Oceano Comment
  CAS-BOT-BC241105  Castilleja mollis Rimo Bacigalupi; R. S. Ferris; R. W. Holm; R. M. Page; R. M. Page 1953-7-24 4321 San Luis Obispo Original collection from Santa Rosa Island. Beyond (northwest of) Oso Flaco Lake, immediately back of ocean beach, about 5 miles south of Oceano Comment
  CAS-BOT-BC241106  Castilleja mollis Edith A. Purer 1933-7-20 5080 San Luis Obispo Northwest of Guadalupe Comment
  UC1314913  Castilleja plagiotoma R. F. Hoover 1967-3-27 10276 San Luis Obispo Chalk Mt.; Cuyama Valley Comment
  OBI65144  Castilleja subinclusa subsp. subinclusa Greg Wilvert 2005-5-14 420 San Luis Obispo SE Half of the Caliente Range. 1.2 km NW of Wells Cyn 827 Comment
  CDA16075  Castilleja subinclusa var. jepsonii G. F. Hrusa 1999-4-17 14947 San Luis Obispo Caliente Range; Caliente Range, rd past Selby camp to Caliente summit and beyond. 944 Comment
  SD264790  Catalpa speciosa David Keil 2015-7-8 33292 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road. Along small, unnamed creek. 280 Comment
  OBI30155  Caulanthus anceps Robert J. Rodin 1962-4-1 6833 San Luis Obispo About 4 mi E of Cholame Comment
  CAS-BOT-BC38241  Caulanthus anceps D. E. Breedlove 1962-3-24 1983 San Luis Obispo 2.8 miles northeast of U.S. 466 at Cholame on State 41. 441 Comment
  CAS-BOT-BC38252  Caulanthus anceps R. F. Hoover 1949-4-21 7626 San Luis Obispo 14 miles east of Creston on La Panza road. Comment
  UC1296269  Caulanthus anceps R. F. Hoover 1948-4-12 7439 San Luis Obispo foothills on w side Cottonwood Pass Comment
  HSC93607  Caulanthus californicus James D. Jokerst, M. Foster 1988-3-10 2986 San Luis Obispo Carrizo Plains at S end near base of Caliente Mtns. Comment
  SD71139  Caulanthus californicus R. F. Hoover 1952-4-1 8062 San Luis Obispo 6.0 miles southeast of Soda Lake, Carrizo Plain. Comment
  UC599231  Caulanthus californicus Frank W. Peirson 1938-4-12 12387 San Luis Obispo roadside in upper Cuyama Valley (in extreme se corner of county); in upper Cuyama Valley Comment
  SD132663  Caulanthus coulteri Clifton F. Smith 1988-3-1 12115 San Luis Obispo At hairpin turn along Highway 58 on north slopes of Temblor Range near head of Temblor Creek. 915 Comment
  SD244646  Caulanthus coulteri var. coulteri David Keil 1998-4-9 26668 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Rd. Comment
  UC1315050  Caulanthus coulteri var. lemmonii R. F. Hoover 1967-3-28 10309 San Luis Obispo Canyon in Temblor Range near n end Elkhorn Plain; Canyon in Temblor Range, near n end Elkhorn Plain Comment
  UC56046  Caulanthus coulteri var. lemmonii J. H. Barber 1899-11-7 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC40468  Caulanthus inflatus Eben McMillan 1952-4-27 61 San Luis Obispo Garrita Canyon. 8 miles south, 14 miles east Shandon. Comment
  CAS-BOT-BC40350  Caulanthus lasiophyllus Alice Eastwood 1927-4-10 14407 San Luis Obispo San Luis Obispo. Comment
  CHSC91735  Caulanthus lasiophyllus G. F. Hrusa 1995-5-28 12289 San Luis Obispo Black Butte Research Natural Area. On burn immediately to SW of Peak 1 Radio Facility. 620 Comment
  OBI77747  Caulanthus lasiophyllus David J. Keil 1998-4-30 27008 San Luis Obispo Caliente Range. 6.5 mi from Soda Lake Rd. on Selby Rd. (35 deg. 06.496' N x 119 deg. 51.124' W) 1271 Comment
  CAS-BOT-BC40354  Caulanthus lasiophyllus Ernest C. Twisselmann 1963-4-25 8105 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Goldtree Hills, 1.5 mile southwest of Grants Lake. 731 Comment
  OBI45920  Caulanthus lasiophyllus David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19250 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 838 Comment
  SBBG95329  Caulanthus lasiophyllus C. F. Smith 1988-3-1 12116 San Luis Obispo St Hwy 58, at hairpin turn on N slopes of Temblor Range near head of Temblor Crk 914 Comment
  CAS-BOT-BC39505  Caulanthus lemmonii Ira L. Wiggins 1932-4-2 5819 San Luis Obispo Bitterwater Valley between Cholame and Annette. Comment
  CAS-BOT-BC39518  Caulanthus lemmonii R. F. Hoover 1949-4-2 7578 San Luis Obispo Cottonwood Canyon below Cottonwood Pass. Comment
  CAS-BOT-BC39536  Caulanthus lemmonii Roxana S. Ferris 1935-3-21 9034 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road. Comment
  RSA240602  Ceanothus cuneatus C. W. Tilforth, John Dourley 1973-7-20 953 San Luis Obispo Small canyon running into Los Berros Canyon n. of Nipomo Comment
  CDA17942  Ceanothus cuneatus Austin Griffiths 1987-4-29 18170 San Luis Obispo Cuesta Ridge; Just down 0.1 mi from coll. 18169, at Target Range road junct . 0 Comment
  RSA586586  Ceanothus cuneatus M. D. Proctor, E. A. Young 1993-3-17 s.n. San Luis Obispo 2 km SE of Twin Bridges on Boyscout Road. Comment
  RSA81726  Ceanothus cuneatus Roxana S. Ferris, Rimo Bacigalupi 1951-3-31 12369 San Luis Obispo Hwy 179 between Pozo and La Panza, 2 miles W of summit. Comment
  SD230277  Ceanothus cuneatus var. cuneatus Louis C. Wheeler 1959-8-5 7633 San Luis Obispo Cerro Alto. 456 Comment
  JEPS18197  Ceanothus cuneatus var. fascicularis Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5568 San Luis Obispo ca 2.5 mi s Los Berros (n portion of Nipomo Mesa) Comment
  OBI26324  Ceanothus cuneatus var. fascicularis Lyda W. Edge 1972-5-8 142 San Luis Obispo S of Morro Bay, slopign toward beach, near Hazard cyn Comment
  OBI27136  Ceanothus cuneatus var. ramulosus Thomas Burrows 1980-4-24 21 San Luis Obispo Reservoir Cyn 168 Comment
  OBI72210  Ceanothus cuneatus var. ramulosus E. Painter & M. Wetherwax, M. Wetherwax 2001-5-15 SLO- 193 San Luis Obispo Camp San Luis Obispo. Near road to Primera and la Trinidad mines, 0.65 road mi from Chorro Reservoir Comment
  UC1071304  Ceanothus cuneatus var. rigidus A. E. Wieslander 1933-3-23 281 San Luis Obispo Chorro Creek. San Luis Obispo quad., Santa Lucia Range 365 Comment
  CDA17932  Ceanothus foliosus var. medius Austin Griffiths 1987-4-29 18167 San Luis Obispo Cuesta Ridge; 0.5 mi W of Cuesta Ridge Botanical Area. 0 Comment
  RSA660580  Ceanothus foliosus var. medius Austin P. Griffiths 1987-5-2 18166 San Luis Obispo W end of Cuesta Ridge Botanical Area Comment
  OBI10490  Ceanothus impressus Robert F. Hoover 1962-1-12 7 San Luis Obispo Arroyo Grande Comment
  UC1070602  Ceanothus impressus N. French 1936-1-12 667 San Luis Obispo Oceana and Los Berros Arroyo Grande quad. 243 Comment
  SBBG110351  Ceanothus leucodermis C. B. Hardham 1959-4-23 4293 San Luis Obispo near Atascadero Comment
  SBBG4344  Ceanothus leucodermis M. J. Cody 1938-5-15 San Luis Obispo near Pozo Comment
  OBI72983  Ceanothus maritimus D. R. Miller, E. A. Appel 2010-2-14 210 .903 San Luis Obispo W side of hwy 1 from near road to falling off with bluff erosion. 1.8 mi N of Arroyo de la Cruz bridge Comment
Read comments
Feb 16 2019
  OBI75686  Ceanothus maritimus Robert F. Hoover 1948-1-24 7411 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  SBBG89609  Ceanothus maritimus R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo 0.5 mi E of St Hwy 1, Arroyo de la Cruz, Hearst Ranch 60 Comment
  UCR61710  Ceanothus oliganthus George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  CAS-BOT-BC51482  Ceanothus oliganthus D. E. Breedlove 1962-4-16 2295 San Luis Obispo 9.3 miles Southwest of Arroyo Seco Guard Station on road to Jolon; Santa Lucia Mountains 914 Comment
  OBI10355  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1953-5-3 8289 San Luis Obispo Lopez Cyn Comment
  UC1071337  Ceanothus oliganthus var. sorediatus P. L. Johannsen 1932-3-10 31 San Luis Obispo La Panza Range La Panza quad., Santa Barbara National Forest 975 Comment
  UC369006  Ceanothus oliganthus var. sorediatus B. E. and H. J. Miossi 1940-3-19 228 San Luis Obispo 5.5 mi n San Luis Obispo (e facing slope of Cuesta Canyon, along old Cuesta Grade.) 385 Comment
  OBI10356  Ceanothus oliganthus var. sorediatus Robert J. Rodin 1957-4-9 6134 San Luis Obispo 1/2 mi W of Cuesta Summit on hwy 101 Comment
  SBBG112395  Ceanothus oliganthus var. sorediatus D. Keil, V. L. Holland 1999-5-4 28309 San Luis Obispo Sulphur Springs Rd, 0.5-1.1 rd mi W of jct with Deer Trail Rd; Camp Roberts; T25S, R11E, S19 Comment
  OBI28547  Ceanothus papillosus John Jackman & Julie Truesdale, Julie Truesdale 1980-1 158 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI39190  Ceanothus papillosus Tim Gaskin 1982-4-26 s.n. San Luis Obispo Along trail between Stony Crk and Caldwell Mesa Comment
  RSA43179  Ceanothus ramulosus Robert F. Hoover 1947-1-18 6595 San Luis Obispo Steiner Creek Comment
  OBI27018  Ceanothus spinosus James Courtney 1980-12-20 27 San Luis Obispo Pennington Crk Bio reserve Comment
  UC1071404  Ceanothus thyrsiflorus F. H. Raymond 1930-7-6 106 San Luis Obispo mouth of San Carpoforo Creek Cape San Martin Quad., mouth of San Carpoforo Creek 15 Comment
  OBI10505  Ceanothus thyrsiflorus var. griseus Bob Fraas 1964-2-15 6 San Luis Obispo Cal Poly campus, O.H. unit Comment
  OBI31860  Ceanothus thyrsiflorus var. thyrsiflorus Robert J. Rodin 1974-5-12 9491 San Luis Obispo San Simeon area N of State Park at mouth of Arroyo de la Cruz Comment
  UC1979355  Centaurea benedicta David Keil 1998-5-20 27322 San Luis Obispo Los Padres National Forest 6.3 mi NE of junction with Tepusquet Canyon Road on Highway 166, at Adobo Trailhead and on opposite (S) side of Highway to banks of Cuyama River. Comment
  CAS-BOT-BC282013  Centaurea calcitrapa Steven A. Junak; Tina J. Ayers 1989-6-28 4109 San Luis Obispo Along Chorro Valley Rd, between California Men's Colony and Chorro Reservoir 152 Comment
  UCR109781  Centaurea calcitrapa R. D. Goeden, Don W. Ricker 1972-6-20 s.n. San Luis Obispo S of San Luis Obispo, east side of Hwy 101, south of San Luis Bay Drive at crossing of San Luis Obispo Creek, near Avila Beach 75 Comment
  OBI16874  Centaurea calcitrapa Robert F. Hoover 1947-6-29 7281 San Luis Obispo Camp San Luis Obispo Comment
  HSC5231  Centaurea cyanus W. S. Pierce 1963-6-15 14 San Luis Obispo W of Atascadero High School and San Andreas Rd., Atascadero Comment
  OBI79129  Centromadia parryi Kyle R. Weichert 2014-8-5 2 San Luis Obispo North of Buckley Road, near intersection with Jesperson Road, San Luis Obispo, CA 35 Comment
  OBI31626  Centromadia parryi subsp. congdonii Turnquist, Smeltzer 1982-7-23 174 San Luis Obispo Laguna Lake Park Comment
  OBI54882  Centromadia pungens subsp. pungens David J. Keil 1996-9-13 26030 San Luis Obispo Along Shell Creek Rd, ca. 1/4-3/4 mi N of Hwy 58 Comment
  OBI60909  Centromadia pungens subsp. pungens David J. Keil 2002-6-13 s.n. San Luis Obispo San Luis Obispo. Along railroad tracks paralleling California Blvd. between Foothill bvld and Hathway Ave 82 Comment
  SBBG93730  Cerastium glomeratum S. A. Junak 1990-4-26 4196 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  UC72964  Cercocarpus betuloides var. betuloides Miss M. Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  OBI10206  Cercocarpus montanus var. glaber Robert F. Hoover 1946-8-17 6296 San Luis Obispo Upper Arroyo Grande 5 mi above County park Comment
  UC1315060  Chaenactis fremontii R. F. Hoover 1967-3-27 10293 San Luis Obispo Chalk Mt. Cuyama Valley, Chalk Mt. Comment
  SEINET7072456  Chaenactis glabriuscula A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  UCD164495  Chaenactis glabriuscula A. Amezcua 1995-4-16 21 San Luis Obispo San Luis Obispo County: Along shoulder of Highway 58, 3 km east of Odonovan Road. 500 Comment
  UC1315065  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1967-3-22 10266 San Luis Obispo w of Simmler (hills at w edge of Carrizo Plain); Carrizo Plain Comment
  CAS-BOT-BC277482  Chaenactis glabriuscula var. glabriuscula David D. Keck 1933-5-6 2238 San Luis Obispo Cuyama River, 15 miles west of Caliente Ranch Comment
  OBI16795  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1947-4-12 6905 San Luis Obispo Upper Navajo Crk, La Panza Range, in area swept by fire last summer Comment
  CAS-BOT-BC277591  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1935-3-29 9090 San Luis Obispo 7 miles east of Pozo, on the Santa Maria-McKittrick Road Comment
  CAS-BOT-BC277605  Chaenactis glabriuscula var. lanosa Ernest C. Twisselmann 1971-4-10 17573 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Goldtree Hills, southwest of Grants Lake 609 Comment
  CAS-BOT-BC277606  Chaenactis glabriuscula var. lanosa Ernest C. Twisselmann 1971-4-10 17573 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Goldtree Hills, southwest of Grants Lake 609 Comment
  JEPS5643  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1954-5-23 12711 San Luis Obispo w of Estrella (near junction with U.S. Highway 101 at San Miguel) Comment
  JEPS70957  Chaenactis glabriuscula var. lanosa L. R. Heckard 1973-5-12 3399 San Luis Obispo about 4 air mi nw of Pozo (near Yaro Creek, along Las Palitos road); Yaro Creek 502 Comment
  UC903213  Chaenactis glabriuscula var. lanosa Ethel Crum 1940-4-7 2104 San Luis Obispo 3.3 mi se of Cholame (sw-facing slope at top of ridge, Palo Prieto Canyon, n end of Temblor Range); Inner South Coast Ranges, Temblor Range, Palo Prieto Canyon 487 Comment
  POM203440  Chaenactis glabriuscula var. megacephala J. T. Howell 1931-3-21 5925 San Luis Obispo Cuyama Valley 38 miles east of Santa Maria Comment
  RSA128167  Cheilanthes cooperae Clare B. Hardham 1959-4-9 4452 San Luis Obispo Camp Natoma, Franklin Creek Comment
  OBI56326  Chenopodium album David J. Keil 1999-5-19 28346 San Luis Obispo Field at northeastern corner of intersection of Los Osos Valley Road and Foothill Road near San Luis Obispo city limits. Comment
  UCD97956  Chenopodium californicum K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  UCD98095  Chenopodium californicum G. F. Hrusa 1992-3-24 10364 San Luis Obispo San Luis Obispo County: Along Highway 46 right-of-way, approx. 6 miles E of Paso Robles. Comment
  UCSB50310  Chenopodium californicum Lain, Maria 1978-3-29 San Luis Obispo Twitchell Reservoir, Highway 176 213 Comment
  SBBG99504  Chenopodium macrospermum C. F. Smith 1965-11-7 9121 San Luis Obispo W of Oso Flaco Lake, N of Santa Maria River Comment
  OBI17209  Chenopodium murale Betty Sheehan 1957-10-18 27 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI17234  Chenopodium pratericola Robert F. Hoover 1969-7-12 11450 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI17214  Chenopodium pratericola Robert F. Hoover 1965-8-27 9510 San Luis Obispo 12 mi E of Waterford Comment
  SBBG99068  Chenopodium rubrum C. F. Smith 1965-11-7 9121 a San Luis Obispo W of Oso Flaco Lake Comment
  OBI38295  Chlorogalum pomeridianum David J. Keil 1985-5-5 18752 San Luis Obispo Black Lake Cyn on Nipomo Mesa SE of Oceano Comment
  UC52315  Chlorogalum pomeridianum var. pomeridianum R. W. Summers May 1884 845 San Luis Obispo shrubby, lofty hills Comment
  JEPS13195  Chorizanthe angustifolia Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5148 San Luis Obispo just s Black Lake Canyon (5 mi s of Oceano) 30 Comment
  OBI11205  Chorizanthe angustifolia Robert F. Hoover 1964-7-11 9179 San Luis Obispo 3 mi NW of Nipomo Comment
  UCSB29294  Chorizanthe angustifolia Blakley, E. 1962-5-23 San Luis Obispo At the west edge of outlet of Oso Flaco Lake 15 Comment
  SBBG80782  Chorizanthe angustifolia C. F. Smith 1975-5-13 10842 San Luis Obispo N of mouth of Santa Maria River (Guadalupe Oil Field) Comment
  UCR24796  Chorizanthe angustifolia var. eastwoodiae George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Los Osos: just north of Martingale Avenue and Buckskin Drive 61 Comment
  CAS-BOT-BC178989  Chorizanthe biloba James L. Reveal 1988-5-26 6912 San Luis Obispo Along California HIghway 58, 1 mile W of Shell Creek Road, 6.5 miles NW of La Panza and 1.6 miles E-SE of the La Panza Road at Wilson Corner, 17.2 miles NE of the Pozo Road near Santa Margarita 426 Comment
  CAS-BOT-BC191793  Chorizanthe breweri R. F. Hoover 1946-6-15 6144 San Luis Obispo Reservoir Canyon Comment
  OBI62677  Chorizanthe breweri Jason Dart 2003-5-27 D 124 San Luis Obispo La Quinta de Avila Ranch in See Cyn 229 Comment
  SBBG109430  Chorizanthe diffusa C. B. Hardham 1962-5-31 10254 San Luis Obispo Huasna District Comment
  UC338248  Chorizanthe diffusa J. G. Lemmon 1887-1 4599 San Luis Obispo Comment
  CAS-BOT-BC191491  Chorizanthe diffusa James L. Reveal; C. Rose Broome 1987-6-20 6504 San Luis Obispo Nipomo Mesa, along Aden Way, 0.2 mile NW of Pomeroy Road, about 3.5 airline miles NW of Nipomo 106 Comment
  CAS-BOT-BC191232  Chorizanthe douglasii James L. Reveal 1988-5-26 6905 San Luis Obispo Along California Highway 58, 2.1 mile W of Shell Creek Road, 7.6 miles NW of La Panza and 0.5 mile E-SE of the La Panza Road at Wilson Corner, 1537 miles NW of the Pozo Road near Santa Margarita 472 Comment
  RSA0034933  Chorizanthe douglasii W. M. Arbaugh 1968-4-24 254 San Luis Obispo Santa Margarita, 3 miles east of town near the bridge. Comment
  UC1136016  Chorizanthe membranacea T. M. Hendrix 1937-5-15 178 San Luis Obispo 6 3/4 mi ese Pozo; Pozo Quad., Los Padres National Forest Comment
  CAS-BOT-BC252718  Chorizanthe obovata R. F. Hoover 1946-6-13 6142 San Luis Obispo 6 mi. S of San Luis Obispo Comment
  CAS-BOT-BC252723  Chorizanthe obovata Clare B. Hardham 1957-6-17 2246 San Luis Obispo Atascadero, Santa Barbara Road, Santa Lucia Mountains Comment
  OBI11206  Chorizanthe obovata Robert F. Hoover 1946-6-13 6142 San Luis Obispo 6 mi S of San Luis Obispo Comment
  RSA491716  Chorizanthe obovata James L. Reveal, C. Rose Broome, Clare B. Hardham 1987-6-18 6482 San Luis Obispo East of U.S. Highway 101, west of Indian Knob and north of Squire Canyon, at the exit to See Canyon, about 6 miles northwest of Grover City 6 Comment
  UC155259  Chorizanthe obovata Mrs. K. Brandegee 1911-1 84 San Luis Obispo near coast of San Luis Obispo County; Price Canyon; Price Canyon, near the coast of San Luis Obispo Co. Comment
  SBBG117978  Chorizanthe palmeri M. Wetherwax, E. Painter 2000-6-11 SLO 123 San Luis Obispo SSW of Chorro Reservoir, W side of rd between reservoir and California Mens Colony prison 200 Comment
  CAS-BOT-BC252751  Chorizanthe palmeri R. F. Hoover 1969-6-24 11398 San Luis Obispo San Luis Obispo adjacent to Cuesta Park Comment
  CAS-BOT-BC257437  Chorizanthe rectispina Clare B. Hardham 1955-6-20 s.n. San Luis Obispo Black Mtn. On the northwest end, Black Mt. is S. of Shandon & E. of Santa Margarita Comment
  CAS-BOT-BC255275  Chorizanthe staticoides Ernest C. Twisselmann 1956-6-13 2930 San Luis Obispo Northeast spur of Black Mountain, La Panza Range 541 Comment
  CAS-BOT-BC255276  Chorizanthe staticoides Ernest C. Twisselmann 1956-6-13 2930 San Luis Obispo Northeast spur of Black Mountain, La Panza Range 541 Comment
  OBI42356  Chorizanthe staticoides David J. Keil 1986-5-28 19615 San Luis Obispo Ca 1/4-1/2 mi W from jctn with Parkhill Rd along Las Pilitas Rd Comment
  RSA488719  Chorizanthe uniaristata James L. Reveal 1988-5-26 6906 San Luis Obispo Along California Highway 58, 0.6 mile east of San Juan Creek between La Panza and the Carrisa Plains, 2.9 miles west of the Bitterwater Road and 1.5 mile east of the turnoff to Pozo, northwest of Syncline Hill. 503 Comment
  RSA0081669  Chorizanthe ventricosa W. A. Peterson 1937-5-14 837 San Luis Obispo 0.5 mile SW of Yellow Mountain. 564 Comment
  OBI11170  Chorizanthe watsonii Robert F. Hoover 1950-5-6 7889 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  UCSB16077  Chorizanthe xanti Breedlove, Dennis 1962-5-12 San Luis Obispo 20.0 miles west of New Cuyama on State Highway 166, northern edge of Cuyama Valley 548 Comment
  SBBG94414  Chorizanthe xanti var. xanti D. Keil 1986-4-26 19212 San Luis Obispo just off St Hwy 58 on Navajo Rd 606 Comment
  OBI56589  Cichorium intybus David J. Keil 1998-6-30 27884 San Luis Obispo Carrizo Plain. Selby Rd., 1 mile S from junction with Soda Lake Rd. Comment
  CAS-BOT-BC285660  Cirsium occidentale var. occidentale R. F. Hoover 1964-6-6 8967 San Luis Obispo Los Osos Comment
  SEINET5506986 Image available Cirsium occidentale var. venustum Betsy Northman 1962-6-13 191 San Luis Obispo 20 mi W from Hwy 101 on Adelaide County Rd; 1.5 mi from junction at fork of Franklin Creek on north bank and Gallegos Rd. Comment
  UC454295  Cirsium rhothophilum Condit and Ewing 1908-11-14 San Luis Obispo Oceano Comment
  CAS-BOT-BC438904  Cistanthe monandra Eben McMillan 1957-4-17 34 -5 San Luis Obispo Kern County Land Company Corrals, southeastern Carrisa Plains 792 Comment
  OBI78436  Clarkia affinis Thomas Burrows 1980-5-17 51 San Luis Obispo Reservoir Cyn 168 Comment
  SBBG104520  Clarkia affinis M. D. Proctor, E. A. Young 1993-4-11 ROB 346 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  OBI59593  Clarkia affinis David J. Keil, with V. L. Holland 1999-5-4 28332 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI53957  Clarkia bottae David J. Keil, Justin Epting 1995-6-14 25374 San Luis Obispo Coastal foothills of Santa Lucia Mts. Cal Poly's Pennington Crk Biological Reserve Comment
  CAS-BOT-BC172288  Clarkia bottae Clare B. Hardham 1958-7-1 3749 San Luis Obispo Head of Old Creek, Santa Rita Road, Santa Lucia Mountains Comment
  OBI19390  Clarkia bottae Robert J. Rodin 1954-1-10 5896 San Luis Obispo See Cyn Comment
  SBBG60287  Clarkia bottae Mrs. Rowntree 1929-7-9 San Luis Obispo between Cambria and Paso Robles Comment
  CAS-BOT-BC172057  Clarkia cylindrica subsp. cylindrica Clare B. Hardham 1962-6-23 10357 San Luis Obispo Oak Flat, 4 miles west of Paso Robles Comment
  SBBG29957  Clarkia modesta C. B. Hardham 1957-6-6 2089 San Luis Obispo E of Lime Mtn between Franklin and Las Tablas Crks Comment
  OBI12120  Clarkia prostrata Carl B. Wolf 1941-7-11 10987 San Luis Obispo Along Coast about 1 mi N Cambria 15 Comment
  UC1226833  Clarkia prostrata P. J. Hurd and Stage 1962-6-7 62 -4 San Luis Obispo 1.1 mi n Piedras Blancas Comment
  UC1122411  Clarkia purpurea subsp. quadrivulnera P. L. Johannsen 1937-5-26 1151 San Luis Obispo 1 3/4 mi sw Temblor Ranch; McKittrick Quadrangle Comment
  UC1122429  Clarkia purpurea subsp. quadrivulnera H. C. Lee 1937-5-5 878 San Luis Obispo 1 1/2 mi s Dry Creek School; Paso Robles Quadrangle (130D) Comment
  UC1071915  Clarkia purpurea subsp. quadrivulnera C. Epling, P. Levine, D. Mitchell June 1948 522 San Luis Obispo 9.6 mi e mi e Railroad tracks (Santa Margarita - Pozo Road) Comment
  UC1226811  Clarkia purpurea subsp. quadrivulnera P. J. Hurd and Stage 1962-6-9 62 -27 San Luis Obispo 2.5 mi s Arroyo Grande Comment
  UC1226829  Clarkia purpurea subsp. quadrivulnera P. J. Hurd and Stage 1962-6-8 62 -8 San Luis Obispo 1.6 mi e Santa Margarita Comment
  RSA0059937  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-3 4 San Luis Obispo Price Canyon, 1 miles south of Edna. 60 Comment
  UCSB57224  Clarkia speciosa subsp. immaculata Penkala, B.; Callaway, R.; Ryan, P. 1987-6-19 San Luis Obispo East side of Ormonde Road, 1 1/8 miles east of its junction with Price Canyon Road, Arroyo Grande 109 Comment
  CAS-BOT-BC165382  Clarkia speciosa subsp. speciosa Peter H. Raven 1951-6-13 2990 San Luis Obispo La Panza Campground, Los Padres National Forest, La Panza Range Comment
  OBI29008  Clarkia speciosa subsp. speciosa Kathleen Jones 1981-5-31 s.n. San Luis Obispo Las Pilitas Nursery Burn, NE of Santa Margarita Comment
  UC1143179  Clarkia speciosa subsp. speciosa H. and M. Lewis 1947-6-25 476 San Luis Obispo 7.8 mi e of road to Creston (Santa Margarita to Pozo Rd.) Comment
  UCD147207  Clarkia tembloriensis Diana Hickson; G. Butterworth 2008-4-24 CARR 129 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch, Carrizo Canyon. 487 Comment
  UC20023  Clarkia unguiculata Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UCR160374  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2005-6-7 9538 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  CAS-BOT-BC165579  Clarkia unguiculata Ernest C. Twisselmann 1955-7-22 2283 San Luis Obispo La Panza Range. Navajo Public Camp, Navajo Canyon 682 Comment
  RSA108149  Clarkia unguiculata C. Epling, P. Levine, D. Mitchell 1948-6-12 525 San Luis Obispo Santa Margarita to Pozo Road, 14.75 miles east of railroad tracks Comment
  OBI78297  Claytonia exigua subsp. exigua David J. Keil 1986-4-3 s.n. San Luis Obispo Poly Cyn on Campus of Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI72510  Claytonia parviflora subsp. parviflora E. L. Painter & M. Wetherwax, M. Wetherwax 2003-3-18 CR- 405 San Luis Obispo Camp Roberts. Damp site under shrubs, on top of palisades above Nacimiento River, S of Boyscout Rd 286 Comment
  UCR140118  Claytonia parviflora subsp. parviflora George K. Helmkamp 2004-2-11 8288 San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 1.1 mi N of Willow Rd. 130 Comment
  OBI53144  Claytonia parviflora subsp. parviflora Steven A. Junak, David A. Young, Tina J. Ayers 1989-4-27 3961 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Cuesta Ridge: Along main rd (USFS Rd #29S11.3) 0.4 mi W of W boundary sign for the Cuesta Ridge Botanical Area, 5.6 mi W ofhwy 101 747 Comment
  SEINET198601  Claytonia parviflora subsp. parviflora A. D. Gifford 1937-3-26 781 San Luis Obispo 0.5 mi E of Pozo CA 460 Comment
  OBI10788  Claytonia perfoliata subsp. perfoliata Russell Gorman 1956-2-19 31 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  UC1136727  Claytonia perfoliata subsp. perfoliata C. M. Belshaw 1936-3-17 1618 San Luis Obispo 3.2 mi sse Nipomo; Nipomo Quad. 76 Comment
  OBI33583  Claytonia perfoliata subsp. perfoliata Melissa Luckow, Jerry Rendon 1980-4-24 28 San Luis Obispo Poly Cyn, about 1/4 mi from end of rd (South) Comment
  OBI6925  Claytonia perfoliata subsp. perfoliata Keith McConnelly 1975-5-3 115 San Luis Obispo NE slope of Cerro San Luis Obispo 1 mi W of San Luis Obispo 183 Comment
  OBI10675  Clematis lasiantha Unknown 1960-4-22 s.n. San Luis Obispo 2 mi W of Paso Robles Comment
  OBI79813  Clematis ligusticifolia D. R. Miller, E. A. Appel 2013-8-18 813 .1069 San Luis Obispo Growing up and on willows next to Cambia sewer plant at Heath and Windsor Boulevard. 20 Comment
  OBI27145  Collinsia heterophylla Thomas Burrows 1980-4-13 9 San Luis Obispo Reservoir Cyn 152 Comment
  OBI39695  Collinsia sparsiflora David J. Keil, Melissa Luckow, Rhonda Riggins Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16018 San Luis Obispo Trl on NE side of Cypress mtn Comment
  OBI62507  Conicosia pugioniformis Lynne Dee Oyler 1990-6-12 1164 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  CHSC118597  Conium maculatum Richard R. Halse 2016-3-22 9668 San Luis Obispo Santa Maria Valley at the end of Oso Flaco Lake Road, ca. 5 air miles south of Oceano. 3 Comment
  OBI8994  Conium maculatum B. A. Smith 1966-4-28 66 San Luis Obispo One mi E of Cambria on Cambria-Paso Robles Rd Comment
  OBI15295  Convolvulus simulans Robert F. Hoover 1949-5-1 7645 San Luis Obispo W side of Cottonwood Pass Comment
  UCSB52711  Convolvulus simulans Smith, Clifton 1950-4-30 San Luis Obispo Along road northeast of Pinole Land & Cattle Company headquarters, about 3 miles airline southwest of Yeguas Mountain Comment
  JEPS52247  Conyza bonariensis Ernest C. Twisselmann 1966-9-20 12803 San Luis Obispo T. Franklin Twisselman Ranch Temblor Range, Western San Joaquin Valley, Choice Valley 640 Comment
  OBI31323  Cordylanthus rigidus subsp. rigidus Joy Nishida 1982-8-12 520 San Luis Obispo American Cyn campground 524 Comment
  RSA0019335  Coreopsis bigelovii Greg Wilvert 2005-4-2 105 San Luis Obispo Southeast half of the Caliente Range: 4 km W of Caliente Mtn. 1235 Comment
  UC1284973  Coreopsis bigelovii R. F. Hoover 1947-3-30 6836 San Luis Obispo on La Panza-Shandon roads Fernandez Creek Comment
  CAS-BOT-BC287064  Coreopsis calliopsidea Roxana S. Ferris 1935-3-21 9036 San Luis Obispo 3 miles E of Lost Hills on Paso Robles - Wasco Rd Comment
  CAS-BOT-BC101409  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10001 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC101449  Corethrogyne filaginifolia R. F. Hoover 1946-8-3 6259 San Luis Obispo Perfumo Canyon, San Luis Range Comment
  SBBG12881  Corethrogyne filaginifolia C. B. Hardham 1959-9-27 4990 San Luis Obispo Arroyo de la Cruz, just back of coastal bluffs Comment
  SBBG47363  Corethrogyne filaginifolia J. Copeland 1973-8-31 1003 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, ca. 2 mi W of US Hwy 101 Comment
  UC1119267  Corethrogyne filaginifolia B. Bolt 1936-1-14 527 San Luis Obispo 2 mi sse mouth of Osos Creek; Cayucos Quadrangle 45 Comment
  UC1285353  Corethrogyne filaginifolia R. F. Hoover 1946-10-5 6462 San Luis Obispo n end Morro Bay Comment
  RSA0023324  Cornus occidentalis Dana Krempels 1981-3-15 11 San Luis Obispo San Simeon Acres. 300 m north of Hwy 101 bridge, 30 m west of Pico Pond, on edge of large gallery forest. 0 Comment
  OBI30694  Cornus sericea subsp. occidentalis Julie M. Vanderwier 1979-8-22 s.n. San Luis Obispo Indian Knob Tar Sands. Comment
  UCR131906  Cornus sericea subsp. occidentalis George K. Helmkamp 2003-10-8 8197 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  OBI28326  Cornus sericea subsp. occidentalis Lori Blain 1982-5-15 17 San Luis Obispo Two mi S on Clark Valley rd, along Los Osos crk 305 Comment
  RSA646262  Cornus stolonifera Marion P. Harthill 1972-4-15 s.n. San Luis Obispo See Canyon 305 Comment
  CAS-BOT-BC291455  Cotula coronopifolia John H. Thomas 1959-3-20 7566 San Luis Obispo Oso Flaco Lake, a dune lake along the coast about 17 miles south of San Luis Obispo 15 Comment
  CAS-BOT-BC291456  Cotula coronopifolia Herman Knoche 1919-9-30 2383 San Luis Obispo Pismo Beach Comment
  JEPS30895  Cotula coronopifolia John H. Thomas 1959-3-20 7566 San Luis Obispo about 17 mi s San Luis Obispo (along the coast); Oso Flaco Lake 7 Comment
  OBI51270  Cotula coronopifolia Jan Barber 1994-4-2 137 San Luis Obispo San Simeon State Park. Vernal pool closest to Washburn campground Comment
  OBI79916  Cotyledon orbiculata David J. Keil 2012-7-18 31468 San Luis Obispo South base of Nipomo Mesa, west of Nipomo 48 Comment
  SEINET11264844  Crassula connata David Keil 1978-3-25 12680 San Luis Obispo Irving Ranch.; 0 Comment
  CHSC46057  Cressa truxillensis L. P. Janeway 1988-5-21 2681 San Luis Obispo S end of Cholame Valley. 347 Comment
  RSA0027871  Cressa truxillensis Greg Wilvert 2005-7-20 505 San Luis Obispo Southeast half of the Caliente Range: Along Pipeline Rd. 929 Comment
  OBI24083  Crocanthemum scoparium Janice M. Toyoshima 1979-5-18 M 5 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI32071  Crocanthemum scoparium David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14430 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI65802  Crocanthemum scoparium D. R. Miller 1994-5-11 594 -339 San Luis Obispo Pine Mt Region. On coastal side of Ridge rd in the Lookout area; Pico Crk drainage 914 Comment
  OBI35282  Croton californicus Melody Dickens 1980-7-4 44 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  OBI80770  Croton setiger David J. Keil 1992-10-19 23857 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI70761  Crypsis schoenoides D. R. Miller, E. A. Appel 2008-8-16 708 .871 San Luis Obispo Along steambed in Arroyo de la Cruz. Approx 3 mi down stram from Chil camp (Hearst Ranch) Comment
  SD236230  Cryptantha G. K. Helmkamp, E. A. Helmkamp 2005-4-22 9409 San Luis Obispo Inner South Coast Ranges: Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek (La Panza Ranch 7.5'Q) 509 Comment
  OBI39947  Cryptantha Tracy Sturm 1982-1 s.n. San Luis Obispo Pilitas Microwave Station (summit) 1189 Comment
  OBI80873  Cryptantha David J. Keil, with Kathleen Keil 1990-4-7 21361 San Luis Obispo 3 miles from Highway 58 along Hwy 229 south of Creston 365 Comment
  OBI20720  Cryptantha clevelandii Robert F. Hoover 1946-6-1 6102 San Luis Obispo N end of Morro Bay Comment
  SBBG107293  Cryptantha clevelandii C. B. Hardham 1958-7-15 2458 San Luis Obispo top of pass on Morro Crk-Toro Crk Rd Comment
  UC1063937  Cryptantha clevelandii C. M. Belshaw 1936-3-11 1608 San Luis Obispo 2 mi sse Nipomo; Nipomo Quad. 76 Comment
  UCD119630  Cryptantha clevelandii G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6596 San Luis Obispo San Luis Obispo County: Irish Hills Prefumo Cyn Rd., 2.8 mi west of Los Osos Valley Rd., SW of San Luis Obispo. 91 Comment
  UCR122137  Cryptantha clevelandii George K. Helmkamp, E. A. Helmkamp 2000-4-21 5447 A San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI56495  Cryptantha clevelandii D. R. Miller 1991-6-15 691 -1 San Luis Obispo Along rd into Williams property, Little Pine, Pine Mtn area Comment
  SEINET7063198  Cryptantha dumetorum A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. UTM Zone 10, 710144mE, 3944489mN. (WGS84/NAD83). 244 Comment
  OBI20755  Cryptantha intermedia Robert F. Hoover 1947-3-29 6794 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  OBI66434  Cryptantha intermedia David J. Keil, with Kathleen A. Keil 1997-3-29 26111 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  UC1063966  Cryptantha intermedia N. H. French 1937-4-3 926 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quad. 822 Comment
  OBI20773  Cryptantha micromeres Robert F. Hoover 1947-3-19 6694 San Luis Obispo Oak Park district Comment
  OBI57081  Cryptantha microstachys G. F. Hrusa 1998-4-25 14205 San Luis Obispo La Panza Range. E side of La Panza summit, near summit, on +/- open roadcut. USGS Quad: La Panza 7.5 750 Comment
  UC78671  Cryptantha muricata Alice Eastwood 1902-6-12 San Luis Obispo near Pozo (near the boundary between Santa Barbara and San Luis Obispo Counties); Salinas River Comment
  OBI77453  Cryptantha nevadensis George Butterworth 2003-5-12 519 San Luis Obispo Carrizo Plain Natl Monument. Temblors about .4 mi NE of Elkhorn Rd on rd that is 2m I N of Panorama Rd 853 Comment
  SEINET12280874  Cryptantha nevadensis I. W. Clokey, Clokey, C. B. 1937-1 5823 San Luis Obispo southeast corner San Luis Obispo 800 Comment
  UC857213  Cryptantha nevadensis I. W. Clokey and C. B. Clokey 1937-4-13 5823 San Luis Obispo se corner of San Luis Obispo County Comment
  RSA0020951  Cryptantha nevadensis var. rigida Greg Wilvert 2005-4-5 119 San Luis Obispo 1.5 km S of Soda Lake Road along Padrones Canyon Road. 806 Comment
  UC857222  Cryptantha oxygona I. W. Clokey and C. B. Clokey 1937-3-31 5807 San Luis Obispo se corner of San Luis Obispo County 850 Comment
  OBI20812  Cryptantha pterocarya Robert F. Hoover 1966-4-2 9791 San Luis Obispo Between Panorama Hills and Main Temblor range, just N of Crocker grade Comment
  CAS-BOT-BC80874  Cupressus sargentii C. B. Wolf 1934-11-3 6216 San Luis Obispo Santa Lucia Mts., N. side Cypress Mt., 3 mi. N.W. of Mora Bros. Ranch on Cambria-Paso Robles Road 822 Comment
  JEPS39795  Cupressus sargentii Erna P. Marsh San Luis Obispo lone tree on creek about two mi below grove (on Cypress Mt); Santa Lucia Mountains, Cypress Mt Comment
  NY16834  Cupressus sargentii C. B. Wolf 1934-11-3 6217 San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC215971  Cuscuta californica Alice Eastwood 1926-5-3 13772 San Luis Obispo Avila Comment
  CDA11652  Cuscuta californica G. F. Hrusa, D. Ragan 1995-6-19 12353 San Luis Obispo Nipomo Dunes, immediately W of southern Duck Club Lake. Comment
  SBBG49103  Cuscuta californica J. Copeland 1974-2-17 1044 San Luis Obispo Grand View Mesa, Nipomo Comment
  CDA4503  Cynara cardunculus David J. Keil 1991-8-2 22551 San Luis Obispo Along Turri Road 1 mile from junction with Los Osos Valley Road. 0 Comment
  OBI22349  Cynodon dactylon Robert D. Page 1962-4-20 83 San Luis Obispo Along lawn grass in San Luis Obispo Comment
  OBI20823  Cynoglossum grande Robert F. Hoover 1953-5-3 8290 San Luis Obispo Lopez cyn Comment
  CAS-BOT-BC114471  Cyperus eragrostis Clare B. Hardham 1957-8-9 3829 San Luis Obispo Sandy roadside edges, Atascadero. Comment
  OBI17024  Cyperus erythrorhizos Robert F. Hoover 1966-10-1 10096 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Crk Comment
  UCR159299  Cyperus esculentus George K. Helmkamp, E. A. Helmkamp 2004-7-12 8755 San Luis Obispo Central Coast, Nipomo Mesa. Mesa Dunes Mobile Home Park along Mesa View Dr. 0.2 mi south of Jct with Halcyon Rd. (SE of Oceano) 76 Comment
  UCSB48335  Cyperus esculentus Hardham, Clare 1958-7-22 San Luis Obispo Atascadero Comment
  CAS-BOT-BC189825  Dactylis glomerata Ernest C. Twisselmann 1959-5-7 5201 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Road at the south end of Grant's Lake. 548 Comment
  RSA187430  Datisca glomerata I. L. Wiggins 1929-5-21 3710 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI56325  Daucus carota David J. Keil 1998-9-16 28124 San Luis Obispo Intersection of Madonna Rd and Los Osos Valley rd at outskirts of San Luis Obispo Comment
  OBI69946  Daucus carota D. R. Miller 2005-10-17 1005 .822 San Luis Obispo Pine Mtn Region. Along San Simeon Crk rd just inland from the power station turn 20 Comment
  OBI16275  Deinandra corymbosa Robert F. Hoover 1965-10-1 9707 San Luis Obispo Los Osos Valley Comment
  OBI16276  Deinandra corymbosa Robert F. Hoover 1947-8-10 7367 San Luis Obispo Osos Valley Comment
  CAS-BOT-BC299172  Deinandra corymbosa subsp. corymbosa John Thomas Howell 1929-10-13 4496 San Luis Obispo 2 1/2 miles n. of Cambria Comment
  CAS-BOT-BC293907  Deinandra fasciculata H. M. Hall 1931-6-8 13145 San Luis Obispo Odd Fellows Cemetery. North of Morro 5.4 miles Comment
  OBI51647  Deinandra fasciculata Larry Kelly, Janet Haden 1988-5-26 226 San Luis Obispo above Laguna Lake Park Comment
  UC1392766  Deinandra fasciculata R. F. Hoover 1969-8-1 11513 San Luis Obispo just s Cambria (near Perry Creek summit) Comment
  UC480893  Deinandra fasciculata J. E. Roadhouse 1905-1-1 402 San Luis Obispo near San Luis Obispo Comment
  CAS-BOT-BC299354  Deinandra increscens subsp. increscens R. F. Hoover 1964-8-14 9247 San Luis Obispo Jack Lake Comment
  UC1285385  Deinandra increscens subsp. increscens R. F. Hoover 1947-8-10 7366 San Luis Obispo Osos Valley Comment
  UC1392635  Deinandra increscens subsp. increscens R. F. Hoover 1969-8-15 11544 San Luis Obispo valley w Mt. Bishop Comment
  OBI16147  Deinandra increscens subsp. increscens Robert F. Hoover 1964-8-13 9208 San Luis Obispo San Bernardo Crk Comment
  CAS-BOT-BC299958  Deinandra kelloggii Clare B. Hardham 1956-10-23 1476 San Luis Obispo Hale Ranch, Atascadero, Santa Lucia Mountains Comment
  CAS-BOT-BC299960  Deinandra kelloggii Ernest C. Twisselmann 1956-6-7 2895 San Luis Obispo Mouth of Wilkinson Canyon, near the San Juan Ranch, Temblor Range and teh Western San Joaquin Valley 472 Comment
  CAS-BOT-BC291885  Deinandra lobbii R. F. Hoover 1946-9-22 6441 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  CAS-BOT-BC291886  Deinandra lobbii R. F. Hoover 1946-9-22 6441 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI16100  Deinandra pentactis Robert F. Hoover 1946-9-14 6371 San Luis Obispo Santa Margarita Comment
  UC771683  Deinandra pentactis R. F. Hoover 1946-9-15 6405 San Luis Obispo Pozo Comment
  CAS-BOT-BC292067  Deinandra pentactis R. F. Hoover 1965-9-15 9556 San Luis Obispo Near summit on Pozo-Arroyo Grande road Comment
  OBI16117  Deinandra pentactis Rimo Bacigalupi, G. Thomas Robbins and R. S. Ferris 1955-5-23 5182 San Luis Obispo Low rounded hilltop beside Huerhuero Crk, on Tiahrt Ranch, 0.7 mi E of ranchhouse (and 4.6 mi E of Paso Robles Airport, Sherwood Field 259 Comment
  UC1392932  Deinandra pentactis R. F. Hoover 1969-9-9 11577 San Luis Obispo 4 mi w of Paso Robles; Road to Nacimiento Dam Comment
  UC556412  Deinandra pentactis David D. Keck and J. Clausen 1934-4-27 2836 San Luis Obispo e side Salinas River (opposite San Miguel) 213 Comment
  UCSB17360  Deinandra pentactis Hardham, Clare 1959-6-10 San Luis Obispo Rte. 41 west of Paso Robles, near Huero Huero R. Comment
  CAS-BOT-BC9187  Delphinium cardinale R. F. Hoover 1969-7-12 11451 San Luis Obispo 2 mi. w of Paso Robles on Peachy Canyon road Comment
  CAS-BOT-BC9189  Delphinium cardinale Denise Des Laurier 1965-6-26 s.n. San Luis Obispo Mt. Springs Canyon, west of Paso Robles 304 Comment
  UC573356  Delphinium gypsophilum subsp. parviflorum W. A. Peterson 1937-5-14 834 San Luis Obispo 3.1 mi nw La Panza Ranch; La Panza Quadrangle Comment
Read comments
Sep 27 2007
  UC454014  Delphinium hesperium subsp. hesperium E. P. Unangst 1906-6-2 San Luis Obispo Reservoir S.L.O. Comment
  POM150564  Delphinium parryi subsp. blochmaniae R. W. Summers 1886-2-20 s.n. San Luis Obispo Sano Hills by sea; Oso Flacos Comment
  CAS-BOT-BC121368  Delphinium parryi subsp. eastwoodiae Alice Eastwood 1928-5-17 15119 San Luis Obispo Along Chollo [=Chorro] Creek, on hills. Comment
  UC1296244  Delphinium parryi subsp. eastwoodiae R. F. Hoover 1947-2-24 6623 San Luis Obispo first ridge w Cerro Romauldo Comment
  CAS-BOT-BC121460  Delphinium parryi subsp. parryi H. Lewis; C. Epling 1949-5-24 s.n. San Luis Obispo Pozo Comment
  OBI19903  Delphinium recurvatum Walter F. Chesbro 1978-5-6 121 San Luis Obispo N of Soda Lake Rd, 19 mi E of Soda Lake Comment
  UC1296252  Delphinium recurvatum R. F. Hoover 1952-4-10 8114 San Luis Obispo 5 mi s Simmler; Carrizo Plain Comment
  OBI27038  Dendromecon rigida James Courtney 1981-2-23 37 San Luis Obispo Pennington Crk Biological Reserve, San Luis Obispo Comment
  OBI30860  Dendromecon rigida Julie M. Vanderwier 1979-5-5 5 San Luis Obispo Indian Knob Tar Sands Comment
  RSA585859  Dendromecon rigida F. L. Johnson, M. D. Proctor 1993-2-21 ROB 0163 San Luis Obispo Pick and Shovel Mine Comment
  OBI83633  Deschampsia cespitosa subsp. holciformis David J. Keil 1993-7-7 24275 San Luis Obispo Cambria. Fiscalini Ranch. Roadside in Monterey pine forest area near canyon off trail from Trenton Ave. 10 Comment
  CAS-BOT-BC201620  Deschampsia danthonioides Clare B. Hardham 1957-4-13 1641 San Luis Obispo Black Mt., Highland District Comment
  UCR224694  Deschampsia danthonioides Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo Camp Roberts, 7 mi as the crow flies west from San Miguel, Avery Road 250 Comment
  OBI22304  Deschampsia danthonioides Robert F. Hoover 1964-5-10 8753 San Luis Obispo Near Paso Robles Airport Comment
  OBI72540  Deschampsia danthonioides M. Wetherwax and E. L. Painter, E. L. Painter 2001-4-4 CR- 153 San Luis Obispo Camp Roberts. S of Range Control 200 Comment
  CAS-BOT-BC201848  Deschampsia elongata Clare B. Hardham 1964-6-11 12021 San Luis Obispo Arroyo de la Cruz Comment
  OBI32320  Deschampsia elongata David J. Keil 1982-6-26 16236 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CAS-BOT-BC43217  Descurainia pinnata subsp. brachycarpa R. F. Hoover 1967-4-9 10391 San Luis Obispo Carrizo Plain south of Soda Lake. Comment
  CAS-BOT-BC43219  Descurainia pinnata subsp. brachycarpa Ernest C. Twisselmann 1955-3-22 1757 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Plains 2 miles east of Soda Lake. 640 Comment
  RSA14173  Descurainia pinnata subsp. menziesii Roxana S. Ferris 1935-3-29 9083 San Luis Obispo 7 miles E of Pozo on the Santa Maria- McKittrick road. Comment
  CAS-BOT-BC402526  Dicentra ochroleuca David D. Keck 1933-5-4 2175 San Luis Obispo Headwaters of Las Tablas Creek, near summit of grade, east side of Cypress Mtn. 579 Comment
  CAS-BOT-BC209241  Dichanthelium acuminatum subsp. acuminatum R. F. Hoover 1965-5-22 9407 San Luis Obispo Cambria, among pines north of town. Comment
  CAS-BOT-BC500901  Dichelostemma capitatum Eben McMillan No date on label 53 San Luis Obispo Gillis Canyon - 2 mi. S. 4 mi. E. Shandon Comment
  SBBG45267  Dichelostemma capitatum subsp. capitatum L. W. Edge 1977-5-11 184 San Luis Obispo Turri Rd, S of Morro Bay Comment
  OBI33082  Dichondra donelliana David J. Keil, CNPS Rare Plant committee 1983-5-1 16983 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI80681  Dimorphotheca ecklonis D. R. Miller, E. A. Appel 2015-4-5 415 .1118 San Luis Obispo 2 pockets on west side of Hwy1 3.4 miles north of Hearst Castle turn off. 30 Comment
  SBBG104551  Diplacus aurantiacus F. L. Johnson, E. A. Young 1993-5-23 ROB 501 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG93735  Diplacus aurantiacus S. A. Junak -May-1990 4371 San Luis Obispo near S end of Cuesta Ridge Botanical Area, on ridge S of first high voltage tower E of Cuesta Ridge Rd, ca. 5.9 mi W of Hwy 101 679 Comment
  OBI79822  Diplacus bolanderi D. R. Miller 2013-6-26 613 .1063 San Luis Obispo The Rocky Butte/Pine Mountain Region, On old road cut through chapperal below Rocky Butte, drainage Pico Creek, west of Williams Potrero. 805 Comment
  CHSC53645  Diplacus fremontii L. P. Janeway; Jean Witzman 1988-4-30 2657 San Luis Obispo Upper reaches of eastern branches of Huerhuero Cr; ca 2 1/2 mi E of Creston. 426 Comment
  SBBG118185  Diplacus fremontii E. Painter, M. Wetherwax, K. Downing 2001-4-30 CR 237 San Luis Obispo rd to 'turkey guzzler' exclosure, S of Palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts 211 Comment
  CAS-BOT-BC153170  Diplacus fremontii Clare B. Hardham 1960-4-25 5609 San Luis Obispo Cienega Cr. near intersection of Cayucos Rd. and York Mt. Rd. Comment
  OBI22319  Distichlis spicata Robert F. Hoover 1965-9-19 9627 San Luis Obispo Carrizo Plain, on W side of Soda Lake Comment
  SEINET3928484  Distichlis spicata var. nana R. F. Hoover 1965-9-19 9627 San Luis Obispo Carrizo Plain, on west side of Soda Lake.; 0 Comment
  OBI6166  Dithyrea maritima D. Waive Stager 1972-7-17 4 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  SBBG107750  Dodecatheon clevelandii subsp. insulare C. B. Hardham 1960-3-3 5290 San Luis Obispo Bee Rock 304 Comment
  UC52281  Dodecatheon clevelandii subsp. insulare Mrs. R. W. Summers 1882-2-27 San Luis Obispo San Luis Mt. Comment
  UC524040  Dodecatheon clevelandii subsp. insulare Ira L. Wiggins 1932-3-24 5845 San Luis Obispo w Paso Robles (near Adelaide); , w of Paso Robles Comment
  JEPS9510  Dodecatheon clevelandii subsp. insulare W. L. Jepson 1929-4-26 11989 San Luis Obispo second summit going e Pozo Range Comment
  RSA462220  Dodecatheon clevelandii subsp. patulum J. T. Howell 1931-3-22 5940 San Luis Obispo Summit of Cuesta Pass. Comment
  SEINET189436 Image available Dodecatheon clevelandii var. insulare Lincoln Constance, Alan A Beetle 1940-3-22 2533 San Luis Obispo La Panza Range; above Pozo Creek, 4 miles East of Pozo. 488 Comment
  RSA212586  Downingia cuspidata E. C. Twisselmann 1969-4-28 15214 San Luis Obispo Estrella Plains: Hwy 46, 1.5 miles W of Paso Robles. 206 Comment
  OBI42123  Drymocallis glandulosa David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19448 San Luis Obispo Santa Margarita Ranch. 5 mi S of Santa Margarita Ranch Rd. Eastern base of Santa Lucia mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985 Comment
  CAS-BOT-BC159570  Drymocallis glandulosa var. glandulosa Ernest C. Twisselmann 1956-5-15 2793 San Luis Obispo West base of York Mountain, Santa Lucia Range 213 Comment
  UC1296048  Drymocallis glandulosa var. wrangelliana R. F. Hoover 1964-5-11 8799 San Luis Obispo Pozo-Arroyo Grande road Trout Creek (Trout Creek) Comment
  CDA19977  Dryopteris arguta J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  SD129941  Dudleya abramsii subsp. murina Reid Moran 1977-6-30 24295 San Luis Obispo Serpentine, SW of Cerro Romauldo 149 Comment
  UC1392870  Dudleya abramsii subsp. murina R. F. Hoover 1969-6-24 11396 San Luis Obispo adjacent Cuesta Park; San Louis Obispo Comment
  CAS-BOT-BC109580  Dudleya blochmaniae subsp. blochmaniae Ira L. Wiggins 1929-4-15 3600 San Luis Obispo Beside road 9 miles north of San Luis Obispo on road to Morro Bay. Comment
  CAS-BOT-BC109575  Dudleya blochmaniae subsp. blochmaniae Alice Eastwood; John Thomas Howell 1936-5-7 2288 San Luis Obispo Near Cayucos. Comment
  CAS-BOT-BC109576  Dudleya blochmaniae subsp. blochmaniae Alice Eastwood; John Thomas Howell 1936-5-7 2288 San Luis Obispo Near Cayucos. Comment
  OBI79784  Dudleya cymosa David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31568 San Luis Obispo Avenales Ranch, south of Pozo 410 Comment
  CAS-BOT-BC414804  Dudleya lanceolata Ernest C. Twisselmann 1955-6-16 2169 San Luis Obispo Upper Buckthorn canyon 609 Comment
  CAS-BOT-BC416968  Dudleya pulverulenta Ernest C. Twisselmann 1956-6-13 2934 San Luis Obispo NE spur of Black Mountain, Shandon 541 Comment
  OBI33940  Dysphania ambrosioides David J. Keil 1983-10-21 17986 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  OBI16606  Eastwoodia elegans Robert F. Hoover 1967-3-28 10316 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI16605  Eastwoodia elegans Lonnie Belden 1965-7-16 s.n. San Luis Obispo SW of Caliente Mt top 792 Comment
  OBI69936  Echinochloa colona David J. Keil 1999-9-19 s.n. San Luis Obispo San Luis Obispo. corner of High Street and Parker Comment
  SBBG55642  Eclipta prostrata D. Keil 1979-10-27 13644 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jct of Lopez Cyn Rd and Pozo Rd Comment
  OBI14176  Ehrendorferia chrysantha Neil Havlik 1967-6-11 71 San Luis Obispo On a roadside in Calf Cyn, 8 mi E of Santa Margarita Comment
  OBI55195  Ehrendorferia chrysantha Greg Frugoli 1997-5-9 83 San Luis Obispo Pozo Rd, E of the summit, La Panza Range, Los Padres NF (hwy 58 burn area) 671 Comment
  OBI70785  Ehrendorferia chrysantha D. R. Miller 2008-5-1 508 .862 San Luis Obispo Along ridge line rd cut, Tobacco Crk drainage 488 Comment
  CAS-BOT-BC208505  Ehrharta calycina R. F. Hoover 1964-6-6 8964 San Luis Obispo Los Osos Comment
  CAS-BOT-BC208545  Ehrharta calycina Ernest C. Twisselmann 1956-4-10 2632 San Luis Obispo Nipomo Mesa 60 Comment
  CAS-BOT-BC208546  Ehrharta calycina Ernest C. Twisselmann 1956-4-10 2632 San Luis Obispo Nipomo Mesa 60 Comment
  SEINET3873257  Ehrharta calycina Richard R. Halse 2011-3-22 8146 San Luis Obispo Along State Hwy. 1 ca 4.1 miles north of Guadalupe.; 0 48 Comment
  CAS-BOT-BC208506  Ehrharta calycina John Thomas Howell 1967-4-27 42075 San Luis Obispo Along highway near Nipomo. Comment
  CDA2025  Ehrharta calycina G. D. Barbe 1974-5-16 1802 San Luis Obispo South of Southland Street and Frontage Road, U.S. 101, Nipomo. 0 Comment
  UCR231034  Ehrharta erecta A. C. Sanders 2011-12-31 39954 San Luis Obispo Central Coast, Morro Bay, in town at intersection of Main St. and Surf St. 26 Comment
  OBI14781  Elatine californica Robert F. Hoover 1950-5-15 7922 San Luis Obispo Near NW end of Laguna, San Luis Obispo Comment
  UC1928118  Eleocharis acicularis var. acicularis David Keil 1998-5-6 27107 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI48034  Eleocharis macrostachya David J. Keil 1981-5-16 14657 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI80387  Eleocharis macrostachya David J. Keil 1992-1 22969 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  UC1100580  Eleocharis macrostachya Malcolm A. Nobs, S. Galen Smith 1949-6-24 867 San Luis Obispo 1 mi W of Atascadero (Atascadero Lake) Comment
  RSA522594  Eleocharis parvula David J. Keil 1977-8-7 12490 San Luis Obispo SLO at Laguna Lake Comment
  RSA371707  Eleocharis rostellata David J. Keil, Eric A. Wise 1985-4-25 18548 San Luis Obispo Black Lake Canyon between California Highway 1 and Guadelupe Road Comment
  OBI25002  Elymus glaucus David J. Keil, Dirk Walters 1980-4-26 13892 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI52974  Elymus glaucus Jenny Langford 1993-6-21 s.n. San Luis Obispo Avila Beach, San Luis Bay Estates. Proposed development increment 4 Comment
  UCR29092  Elymus glaucus David J. Keil 1981-6-20 14886 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI21756  Elymus glaucus Robert F. Hoover 1964-6-12 9053 San Luis Obispo Near Rocky Butte fire lookout Comment
  OBI21773  Elymus multisetus Robert F. Hoover 1965-6-18 9444 San Luis Obispo Santa Lucia Range, Steiner Crk ("Serrano Cyn") near San Luis Obispo Comment
  OBI58426  Elymus pacificus Austin P. Griffiths, M. J. Hart, Stan Garcia 1986-5-27 s.n. San Luis Obispo Oceano Region. Residential backyard, NE corner of Oceano on old sand dunes. Township/range T32S, R12E BM:M Comment
  OBI13943  Emmenanthe penduliflora P. A. Holden 1966-5-8 13 San Luis Obispo Near radio station at summit of Santa Lucia Mts near Cuesta summit Comment
  OBI70786  Emmenanthe penduliflora D. R. Miller 2008-5-1 508 .862 San Luis Obispo Along ridge lien rd cut in Bear Cyn, a fork of Tobacco Crk 500 Comment
  OBI37736  Ephedra californica Lyman Benson 1963-4-13 16246 San Luis Obispo Cuyama Valley, 1.5 mi S of the intersection of State 166 (Mariposa-Santa Maria) and US 399 610 Comment
  OBI70543  Ephedra californica G. F. Hrusa 2005-3-31 16396 San Luis Obispo Flats at base of Caliente Mts, immed. W of Swain Ridge. Carrizo Plain Natural area 747 Comment
  SFV15651  Ephedra californica I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 362 San Luis Obispo Carrizo Plain South end of Carrizo Plain. 22.0 miles north on Soda Lake Road from junction with Highway 166. 670 Comment
  OBI47629  Ephedra californica David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19274 San Luis Obispo Temblor Range. 0.9 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd Comment
  OBI7517  Ephedra viridis Robert F. Hoover 1949-10-23 7758 San Luis Obispo Redrock Cyn, lower Cuyama Valley Comment
  OBI12058  Epilobium brachycarpum Robert F. Hoover 1965-9-29 9663 San Luis Obispo Santa Lucia Range. Tassajera crk Comment
  RSA124800  Epilobium brachycarpum Clare B. Hardham 1958-8-17 3844 San Luis Obispo Santa Rita Canyon, Santa Lucia Mountains Comment
  OBI35365  Epilobium canum Melody Dickens 1980-9-18 45 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI35750  Epilobium canum Allison Berry 1984-5-8 172 San Luis Obispo Camp San Luis Obispo Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  CAS-BOT-BC166410  Epilobium canum subsp. canum Clare B. Hardham 1959-9-27 4987 San Luis Obispo Arroyo de la Cruz Comment
  OBI51311  Epilobium canum subsp. canum Jan Barber 1993-8-21 88 San Luis Obispo San Simeon State Park. Above San Simeon crk Comment
  RSA0027865  Epilobium canum subsp. canum Greg Wilvert 2005-6-29 494 San Luis Obispo Southeast half of the Caliente Range: Semper Spring. 888 Comment
  UC2027015  Epilobium ciliatum subsp. ciliatum Greg Wilvert 2005-6-29 485 San Luis Obispo Southeast Half of the Caliente Range. Padrones Spring Comment
  UC1713139  Epilobium ciliatum subsp. watsonii I. J. Condit June 1912 San Luis Obispo San Carpojo Coast Comment
  OBI12155  Epilobium densiflorum Robert F. Hoover 1969-8-25 11556 San Luis Obispo Laguna de San Luis Obispo Comment
  UC454595  Epilobium densiflorum I. J. Condit 1908-7-6 San Luis Obispo Arroyo Grande Comment
  SBBG112500  Epilobium minutum D. Keil 1986-4-13 19158 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  CAS-BOT-BC57120  Equisetum X ferrissii R. F. Hoover 1947-4-27 7110 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero, along rivulets Comment
  OBI79772  Equisetum hyemale David J. Keil, with Adam Lambert, Lisa Andreano, and Mike Walgren 2013-2-22 31545 San Luis Obispo Fringe of Morro Bay salt marsh at base of El Morro Elfin Forest Comment
  UC1296385  Equisetum laevigatum R. F. Hoover 1948-4-14 7440 San Luis Obispo mouth of Old Creek near Cayucos Comment
  RSA139945  Equisetum telmateia var. braunii Clare B. Hardham 1960-4-2 5284 San Luis Obispo Cambria. The Santa Lucia Mtns. Comment
  CAS-BOT-BC204496  Eragrostis cilianensis R. F. Hoover 1969-7-3 11411 San Luis Obispo Paso Robles, in sandy bed of Salinas River Comment
  OBI59092  Eragrostis mexicana David J. Keil 1998-6-5 27601 San Luis Obispo 3.5 miles E of junction Hwy 229 on Hwy 58. Comment
  UC2027010  Eremalche parryi Greg Wilvert 2005-3-27 56 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.1km NW of Wells Canyon Comment
  CAS-BOT-BC160168  Eremothera boothii subsp. decorticans R. F. Hoover 1949-4-21 7610 San Luis Obispo Just east of San Juan River on road from La Panza to Simmler Comment
  JEPS13190  Eriastrum calocyanum Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5143 San Luis Obispo Along direct road from La Panza to Creston, 0.5 mile west of junction of Commatti Canyon Road from Shandon. 457 Comment
  HSC36624  Eriastrum densifolium subsp. densifolium J. D. Ackerman, A. M. Montalvo 1975-6-25 513 San Luis Obispo Baywood Park, S end of Morro Bay, E end of Santa Ysabel Ave. near 16th St. Comment
  SD39723  Eriastrum densifolium subsp. densifolium Edith A. Purer 1932-8-27 4778 San Luis Obispo North of Guadalupe Comment
  SD39724  Eriastrum densifolium subsp. densifolium Edith A. Purer 1933-7-20 5086 San Luis Obispo 5.0 miles north of Guadalupe. Comment
  UC52762  Eriastrum densifolium subsp. densifolium Rev. R. W. Summers May 1883 San Luis Obispo dry canyon near sea Comment
  UC880217  Eriastrum densifolium subsp. elongatum L. R. Abrams 1913-7-20 5044 San Luis Obispo Templeton Comment
  RSA0107360  Eriastrum densifolium var. patens David J. Keil 1982-6-27 16323 San Luis Obispo Hills overlooking Los Osos from the south. Comment
  JEPS116683  Eriastrum luteum David Gowen 2006-6-1 596 San Luis Obispo Along gas pipeline dirt road parallel Hwy 229, a little less than 0.5 mile north of Hwy 58. Comment
  OBI35366  Ericameria ericoides Melody Dickens 1980-9-18 46 San Luis Obispo Morro Rock, Morro Bay Comment
  CAS-BOT-BC292333  Ericameria linearifolia Katherine Esau 1935-4-13 s.n. San Luis Obispo Carrizo Plain Comment
  OBI15437  Ericameria linearifolia E. Maino 1931-4-11 135 San Luis Obispo Mt Diablo Comment
  SFV16391  Ericameria linearifolia P. M. Schiffman 1993-3-19 s. n. San Luis Obispo Carrizo Plain Elkhorn Plain hillside. Comment
  UCSB18361  Ericameria linearifolia Fisher, Michael 1964-4-18 San Luis Obispo 30 yards N of Bitterwater Road, 5 miles S of intersection with U.S. Highway 466 304 Comment
  IRVC29058  Erigeron blochmaniae G. K. Helmkamp 2003-10-8 8202 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 Comment
  UC1285035  Erigeron blochmaniae R. F. Hoover 1947-7-10 7296 San Luis Obispo short distance n of n edge Santa Maria Valley (on Guadalupe-Arroyo Grande road) Comment
  OBI66669  Erigeron bonariensis D. R. Miller, S. A. Seruta 1999-2-28 299 /706 San Luis Obispo Pine Mt region. Along rd edg "Burma Rd' to Marmolejo narrows (New rd and work the whole way down) Comment
  RSA115510  Erigeron foliosus var. blochmaniae E. C. Twisselmann 1955-10-1 2424 San Luis Obispo Southwest end of Morro Bay. 6 Comment
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Nov 4 2015
  OBI3752  Erigeron foliosus var. foliosus Elizabeth Rudd 1971-6-10 301 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  SBBG109482  Erigeron foliosus var. foliosus C. B. Hardham 1963-6-20 10844 San Luis Obispo Freeborn Mtn Comment
  UC31423  Erigeron foliosus var. franciscensis Mrs. Blochman 1893-11-1 San Luis Obispo Paso Robles country Paso Robles Comment
  UCSB25284  Erigeron glaucus Broder, Richard 1960-3-19 San Luis Obispo South side of State Highway 1, 4 miles NW of Cambria Comment
  OBI57168  Eriodictyon altissimum Barrett Anderson 1972-1 San Luis Obispo Comment
  SBBG95658  Eriodictyon altissimum D. Keil 1986-6-7 19636 San Luis Obispo Los Osos, between extensions of Palisades Ave and Ravenna Ave Comment
  UC1372685  Eriodictyon crassifolium var. nigrescens Robert J. Rodin 1970-6-18 8415 San Luis Obispo near Highway 166 about 20 mi w New Cuyama (on southern border of county); w of New Cuyama Comment
  CAS-BOT-BC248570  Eriogonum angulosum Ernest C. Twisselmann 1953-7-16 156 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Temblor Mountains: 1/4 mile west of Mariannas Ranch Comment
  RSA488721  Eriogonum angulosum James L. Reveal 1988-5-26 6909 San Luis Obispo Along California Highway 58, 2.4 miles east of San Juan Creek between La Panza and the Carrisa Plains, 1.1 mile west of the Bitterwater Road and 3.3 miles east of the turnoff to Pozo, north-northwest of Syncline Hill. 549 Comment
  RSA303483  Eriogonum baileyi var. baileyi E. C. Twisselmann 1971-11-22 18532 San Luis Obispo Temblor Range and Western San Joaquin Valley: Palo Prieta Canyon, ca. 1.5 mile south of Highway 46 503 Comment
  OBI52084  Eriogonum cithariforme var. agninum Steven A. Junak 1990-4-26 4206 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4mi S of Tassajera crk rd at S end of dirt rd on Ames property, which is 1.8 mi W of intersection with hwy 101 518 Comment
  CAS-BOT-BC242519  Eriogonum clavatum R. F. Hoover 1967-3-27 10281 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  OBI55581  Eriogonum clavatum George Butterworth 1998-5-28 262 San Luis Obispo Carrizo Plain Natural Area, NW of Chalk Mtn, 100 yds NW of Morales rd, .5 mi N of oilfield gate 610 Comment
  UC1529034  Eriogonum covilleanum Dean W. Taylor 1986-3-23 8741 San Luis Obispo ridge 0.5 mi se Crocker Grade summit; Temblor Range, Panorama Hills Quadrangle (1954 edition) 990 Comment
  CAS-BOT-BC246597  Eriogonum elegans R. F. Hoover 1946-10-20 6516 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  SBBG15040  Eriogonum elongatum var. elongatum E. C. Twisselmann 1962-10-12 7919 San Luis Obispo head of Palo Prieto Crk 640 Comment
  SEINET2444520  Eriogonum fasciculatum Eric Luning 2003-4-15 8 San Luis Obispo Reservoir Canyon Trail. Comment
  CAS-BOT-BC249894  Eriogonum fasciculatum var. fasciculatum R. F. Hoover 1965-6-18 9445 San Luis Obispo Santa Lucia Range. Poly Canyon, San Luis Obispo Comment
  OBI11099  Eriogonum fasciculatum var. foliolosum Robert F. Hoover 1964-7-9 9131 San Luis Obispo 5 mi SE of Santa Margarita Comment
  JEPS86555  Eriogonum fasciculatum var. polifolium Roy E. Buck 1988-5-30 915 San Luis Obispo ca. 1.0 air km nne mouth of canyon (e side) (n to nw facing side slopes of draws on e facing lowermost slope of Padrones Canyon; 6 air km ne of New Cuyamaca (Santa Barbara Co.)); Caliente Range, Padrones Canyon 707 Comment
  SEINET10280078 Image available Eriogonum gossypinum Robert F. Hoover 1967-6-4 10609 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC250513  Eriogonum gracile R. F. Hoover 1966-10-1 10104 San Luis Obispo Lower Lopez Canyon Comment
  CAS-BOT-BC250528  Eriogonum gracile Clare B. Hardham 1959-6-10 4807 San Luis Obispo Santa Lucia Mountains. Santa Barbara Road. Atascadero Comment
  OBI60934  Eriogonum gracile var. gracile David J. Keil 2002-9-12 29925 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road 107 Comment
  OBI11057  Eriogonum heermannii var. heermannii Lonnie Belden 1965-7-17 s.n. San Luis Obispo Morales Cyn just SW of Caliente Mt Peak Comment
  CAS-BOT-BC257511  Eriogonum inflatum Ernest C. Twisselmann 1965-4-25 10549 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 640 Comment
  SBBG28246  Eriogonum nudum var. pauciflorum S. G. Stokes 1933-7-6 72 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC271987  Eriogonum nudum var. pubiflorum Ernest C. Twisselmann 1955-7-22 2278 San Luis Obispo La Panza Range. Near head of Huer Huero [Huerhuero] Creek, Las Pilitas district 594 Comment
  SBBG47385  Eriogonum nudum var. pubiflorum J. Copeland 1973-9-8 1016 San Luis Obispo 3.9 mi S of jct of St Hwys 41 and 229 Comment
  CAS-BOT-BC266836  Eriogonum ordii Ernest C. Twisselmann 1952-5-10 146 B San Luis Obispo Twisselmann Ranch, 7 miles south of Cholame, Temblor Range and the Western San Joaquin Valley Comment
  CAS-BOT-BC33910  Eriogonum ordii Alice Eastwood 1926-5-5 13897 San Luis Obispo Cholame Comment
  CAS-BOT-BC266835  Eriogonum ordii Ernest C. Twisselmann 1958-5-12 4465 San Luis Obispo Southern Temblor Mountains just east of Panorama Hills, Temblor Range and the Western San Joaquin Valley 792 Comment
  OBI35418  Eriogonum parvifolium Melody Dickens 1980-4-16 2 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI50341  Eriogonum parvifolium Tawney Odegard 1985-7-20 48 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  UC534938  Eriogonum parvifolium Susan G. Stokes 1932-8-29 20 San Luis Obispo Pismo Beach Comment
  UCR142157  Eriogonum parvifolium George K. Helmkamp 2002-8-21 7633 San Luis Obispo Central Coast, Los Osos at the west end of Howard St. 15 Comment
  SEINET11938201  Eriogonum parvifolium Unknown 1933-1 5078 San Luis Obispo NW of Guadalupe Comment
  CAS-BOT-BC268387  Eriogonum roseum Clare B. Hardham 1964-6-19 12056 San Luis Obispo Santa Lucia Mountains. Waterdog Creek 609 Comment
  OBI65168  Eriogonum roseum Greg Wilvert 2005-6-3 462 San Luis Obispo SE half of the Caliente Range. 1.5 km S of Wells Ranch 813 Comment
  OBI10965  Eriogonum roseum Robert F. Hoover 1946-9-14 6382 San Luis Obispo Santa Margarita-Creston rd Comment
  OBI81339  Eriogonum roseum David J. Keil 1988-9-23 21148 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd. to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  UC771758  Eriogonum roseum R. F. Hoover 1946-8-18 6314 San Luis Obispo n La Panza; Commatti Ranch Comment
  JEPS91073  Eriogonum temblorense Dean W. Taylor 1986-4-19 8786 San Luis Obispo canyon just e of high point of Panorama Hills (Temblor Range); Temblor Range 883 Comment
  OBI11123  Eriogonum temblorense Robert F. Hoover 1946-11-2 6547 San Luis Obispo W side of Cottonwood Pass Comment
  SEINET11935142  Eriogonum vimineum D. Keil, Matthews, M. A.; Haden, J.; Schettler, S.; Edwards, S. 1988-1 20703 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz Comment
  OBI57065  Eriophyllum confertiflorum Frederic Hrusa 1993-5-20 11064 San Luis Obispo Big Falls Crk 200 Comment
  OBI51542  Eriophyllum confertiflorum Ann Cochran 1986-8-1 88 San Luis Obispo Plant taxonomy to Mtn Home State Forest on the westside of the Sierra Nevada mtns. 1676 Comment
  SBBG124866  Eriophyllum confertiflorum C. B. Hardham 1959-5-1 4368 San Luis Obispo intersection of Cammatta Rd and Shell Crk Comment
  UCR122466  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 1998-5-20 4007 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  OBI72462  Eriophyllum confertiflorum var. confertiflorum M. Petroelje 1998-5-19 s.n. San Luis Obispo Camp San Luis Obispo. NE facing slope, ca. 1.9 mi NW of Alpha Range, W of Whiskey Springs, LCTA Plt 307 475 Comment
  UC569844  Eriophyllum multicaule C. M. Belshaw 1936-3-28 1735 San Luis Obispo 4 mi s of Morro; Cayucos Quadrangle 0 Comment
  UC608347  Eriophyllum multicaule C. A. Graham 1938-4-8 293 San Luis Obispo 0.5 mi wsw of Bee Rock (Bee Rock Canyon, a tributary of the San Antonio River, sw of Bradley); Bradley Quadrangle, Bee Rock Canyon 457 Comment
  OBI4322  Eriophyllum multicaule William Lester 1969-4-4 139 San Luis Obispo In Los Osos; stabilized areas behind the sand dunes Comment
  RSA17808  Eriophyllum multicaule C. B. Wolf 1929-4-15 3564 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  SD51008  Eriophyllum multicaule D. F. Hwe 1960-4-9 2839 San Luis Obispo East side of Morro Bay Comment
  OBI18725  Eriophyllum pringlei Robert F. Hoover 1968-4-6 11004 San Luis Obispo Middle Branch of Huerhuero Crk, just above Wilson's corner Comment
  OBI18726  Eriophyllum pringlei Eben McMillan 1952-5-5 100 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  CAS-BOT-BC301959  Eriophyllum staechadifolium Edith A. Purer 1933-7-20 5070 San Luis Obispo Northwest of Guadalupe Comment
  CAS-BOT-BC301961  Eriophyllum staechadifolium R. F. Hoover 1946-7-21 6231 San Luis Obispo San Simeon Creek Beach Comment
  OBI57999  Eriophyllum staechadifolium Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo At W end of stabilized dune ridges just n of Oso Flaco Lake Comment
  UC1392756  Eriophyllum staechadifolium R. F. Hoover 1969-7-2 11403 San Luis Obispo Hazard Canyon Comment
  HSC91870  Erodium botrys Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  SFV18786  Erodium botrys A. Dittmer, R. Provin 2004-4-4 32 San Luis Obispo San Simeon State Park, Washburn Campground, Site 220. Exposed, open hilltop. 58 Comment
  OBI28960  Erodium cicutarium David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14567 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI51212  Erodium cicutarium Jan Barber 1994-5-14 173 San Luis Obispo San Simeon State Park; adj to closed rd between Washburn day-use area and main park rd Comment
  UCD103172  Erodium cicutarium G. F Hrusa; S. Towers 1992-3-27 s.n. San Luis Obispo San Luis Obispo County: Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  OBI32132  Erodium moschatum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14423 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCR161679  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2005-5-17 9498 San Luis Obispo Central Coast, 2.5 mi WNW of San Simeon; along Calif. Highway 1 11 Comment
  RSA120470  Eruca vesicaria subsp. sativa J. T. Howell 1956-3-22 31127 San Luis Obispo Just west of Cholame. Comment
  RSA601878  Eryngium armatum L. C. Wheeler 1964-6-22 8504 San Luis Obispo Piedras Blancas Comment
  SBBG107249  Eryngium vaseyi C. B. Hardham 1957-6-18 2260 San Luis Obispo Huntington Ranch, Tierra Redonda Comment
  RSA128136  Eryngium vaseyi Clare B. Hardham 1959-5-6 4417 San Luis Obispo Bee Rock Road to Nacimiento Lake Comment
  UC2013164  Eryngium vaseyi David Keil 1998-9-4 28116 San Luis Obispo 0.4 miles N of junction Gillis Canyon Road on Bitterwater Road. Comment
  CAS-BOT-BC54476  Erysimum capitatum Ira L. Wiggins 1929-5-23 3731 San Luis Obispo 10 miles east of Shandon. Comment
  CAS-BOT-BC54463  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9459 San Luis Obispo State Highway #178 between La Panza Public Camp and La Panza. Comment
  RSA549972  Erysimum capitatum C. F. Smith 1991-6-25 12220 San Luis Obispo Dirt road to Cuyama Valley, ca 3 miles from Caliente Mountain ridge. Comment
  OBI15044  Erysimum capitatum var. capitatum Robert F. Hoover 1947-3-30 6842 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI15034  Erysimum capitatum var. capitatum John Thomas Howell 1948-6-15 24361 San Luis Obispo Red Hills SE of Shandon 762 Comment
  OBI15068  Erysimum suffrutescens Robert F. Hoover 1967-5-6 10555 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  UC1296185  Erysimum suffrutescens R. F. Hoover 1946-8-17 6299 San Luis Obispo n end Morro Bay (sand dunes) Comment
  CAS-BOT-BC55222  Erysimum suffrutescens Ira L. Wiggins 1929-4-15 3579 San Luis Obispo North of Guadalupe at cross roads to Calander. Comment
  IRVC29249  Eschscholzia caespitosa G. K. Helmkamp, E. A. Helmkamp 2004-10-1 8828 San Luis Obispo 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek Central Coast; Outer South Coast Range 171 Comment
  OBI11788  Eschscholzia caespitosa R. Martinez 1966-3-19 7 San Luis Obispo Cuesta Grade, rd to TV station Comment
  UC123547  Eschscholzia caespitosa Rev. R. W. Summers 1884-6-17 San Luis Obispo Comment
  CAS-BOT-BC403477  Eschscholzia californica Ernest C. Twisselmann 1969-6-22 15639 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch at the head of Choice Valley 640 Comment
  CAS-BOT-BC403497  Eschscholzia californica Ira L. Wiggins 1932-3-21 5815 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI11804  Eschscholzia californica Aart C. DeVos 1983-4-18 56 San Luis Obispo Poly Cyn Comment
  OBI78827  Eschscholzia californica Kirsten Jacobsen, Ronald Cain, Scout Vernon, Jake Minnick 2014-4-22 1 San Luis Obispo Approximately 20 yards up the South Hills trail head at Corrida and Exposition Dr. 55 Comment
  OBI80975  Eschscholzia californica Lyla Khan, Alyssa Moore, Richard Squeri, Tyler Griffith, Frances Nguyen-Khoa 2015-4-19 3 San Luis Obispo Prospects Fire Lookout Tower (Bowden Ranch Open Space), left side of trail about .2 miles up the trail Comment
  OBI11819  Eschscholzia californica Robert F. Hoover 1947-3-23 6712 San Luis Obispo 5 mi SE of Santa Margarita on rd to Pozo Comment
  UC1296259  Eschscholzia californica R. F. Hoover 1964-6-11 9041 San Luis Obispo sand-dunes just s Hazard Canyon Comment
  RSA122674  Eschscholzia californica subsp. californica C. A. Graham 1938-4-20 350 San Luis Obispo 1 mile west southwest of McKay 259 Comment
  OBI59832  Eschscholzia hypecoides Clifton F. Smith 1993-6-2 12469 San Luis Obispo On bank of road down N side of Caliente Range to Soda lake, 1.5 mi from summit Comment
  CAS-BOT-BC76491  Eschscholzia lemmonii Alice Eastwood; John Thomas Howell 1935-3-25 2032 San Luis Obispo West side of Cottonwood Pass. Comment
  CAS-BOT-BC76471  Eschscholzia lemmonii Ernest C. Twisselmann 1962-4-2 6750 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Davidson Hills just east of Grant's Lake. 594 Comment
  UC338238  Eschscholzia rhombipetala unknown 1887-1 4583 San Luis Obispo Comment
  OBI72399  Eucalyptus globulus J. Olson & R. Root, R. Root 2000-7-11 s.n. San Luis Obispo Camp San Luis Obispo. Roadside at intersection of Range and Kern rds Comment
  OBI33662  Eucalyptus polyanthemos Patrick Amaya 1972-1-23 5 San Luis Obispo Cal Poly campus; In front of Old Admin bldg Comment
  OBI79391  Eucrypta chrysanthemifolia David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31667 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 415 Comment
  OBI6930  Eucrypta chrysanthemifolia var. chrysanthemifolia Keith McConnelly 1975-5-3 110 San Luis Obispo Cerro San Luis Obispo Peak. 1 mi W of San Luis Obispo 183 Comment
  OBI11966  Eulobus californicus Eben McMillan 1952-5-5 102 San Luis Obispo Red Eagle Mine. 1 mi E, 12 mi S Shandon Comment
  UC2027151  Euphorbia marginata David J. Keil 2012-10-23 31537 -2 San Luis Obispo San Luis Obispo. Sunset Drive-in Theater, 255 Elks Lane Comment
  OBI71233  Euphorbia peplus Ann Cochran 1986-7-29 58 San Luis Obispo Field behind Las Pilitas Nursery, located on Las Pilitas Rd 305 Comment
  OBI14394  Euphorbia serpillifolia Robert F. Hoover 1946-9-14 6380 San Luis Obispo Trout Crk near Santa Margarita Comment
  RSA0041510  Euphorbia spathulata LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6428 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  OBI16990  Eurybia radulina Robert F. Hoover 1947-8-16 7377 San Luis Obispo Klau district mines Comment
  OBI67838  Eurybia radulina M. Petroelje & J. Clark, J. Clark 1988-7-9 s.n. San Luis Obispo Camp San Luis Obispo. South of Shooting range, Training Area H. LCTA Plot 315. UTMs (NAD27) zone 10, 708720 E, 3913140N 152 Comment
  OBI73266  Euthamia occidentalis Michael Walgren 2010-9-28 184 San Luis Obispo San Simeon State Park on the N edge of the crk bed at San Carpoforo Crk, w of hwy 1 Comment
  SBBG122767  Extriplex californica A. Parikh, N. Gale 2009-7-2 802 San Luis Obispo former Guadalupe Oil Field, 0.7 km E of ocean, 0.2 km NE of San Luis Obispo Co line 8 Comment
  OBI21812  Festuca arundinacea Robert F. Hoover 1964-6-11 9023 San Luis Obispo East end of Los Osos Valley Comment
  OBI21832  Festuca microstachys Robert F. Hoover 1967-4-16 10475 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  OBI64985  Festuca microstachys Greg Wilvert 2005-4-5 111 San Luis Obispo SE Half of Caliente Range. 1.5 km S of Soda Lake rd along Padrones Cyn rd 806 Comment
  SBBG109216  Festuca microstachys var. pauciflora C. B. Hardham 1958-5-10 3309 San Luis Obispo Cypress Mtn Comment
  OBI21870  Festuca myuros Eben McMillan 1952-5-2 90 San Luis Obispo Choice Valley, 1 mi S, 8 mi E of Shandon Comment
  OBI64986  Festuca myuros Greg Wilvert 2005-4-5 112 San Luis Obispo SE Half of Caliente Range. 1.5 km S of Soda Lake rd along Padrones Cyn rd 806 Comment
  OBI74328  Festuca myuros Theo Fitanides, Anthony Baniaga 2010-2-28 33 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 606 Comment
  LA105630  Festuca perennis Barry A. Prigge; 1989-7-3 9034 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2.8 mi. N of State Highway 1 on San Bernardo Creek Rd; ca. 5 air mi. E of Morro Bay 109 Comment
  OBI29105  Festuca perennis Karen Symonds 1982-7-17 9 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  OBI30704  Festuca perennis Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI3502  Festuca perennis Lynch 1971-6-5 57 San Luis Obispo Smith Reservoir, Cal Poly Campus, San Luis Obispo Comment
  RSA0024947  Filago gallica Greg Wilvert 2005-4-30 354 San Luis Obispo Above Padrones Spring. Comment
  OBI34881  Forestiera pubescens David J. Keil, Dirk Walters 1980-4-5 13747 San Luis Obispo Ca 28 mi E of Santa Maria on hwy 166 and N on Chimineas Ranch rd Comment
  OBI28642  Forestiera pubescens Robert J. Rodin 1965-3-28 7124 San Luis Obispo La Panza range E of Pozo; In bed of San Juan Crk Comment
  SEINET10431813 Image available Forestiera pubescens subsp. parvifolia David J. Keil, Dirk Walters 1980-4-5 13747 San Luis Obispo Approximately 28 miles east of Santa Maria on Hwy 166 and N on Chimineas Ranch Road Comment
  OBI66480  Fragaria chiloensis David J. Keil, with Dave Hacker 2005-6-24 30396 San Luis Obispo Coastal terrace grassland just south of Arroyo del Oso, just east of highway 1, very close to ocean Comment
  CAS-BOT-BC52650  Frangula californica subsp. californica Ira L. Wiggins 1929-4-16 3666 San Luis Obispo Grade 6 miles above Moro on Atascadero Road Comment
  CAS-BOT-BC52654  Frangula californica subsp. californica Carl B. Wolf 1929-4-15 3555 San Luis Obispo 2-3 mi. inland from ocean & about 3 mi. No. of Santa Maria River 91 Comment
  UCD99609  Frankenia salina Ernest C. Twisselmann 1962-8-23 7683 San Luis Obispo San Luis Obispo County: Owens Lake, at summit of Palo Prieta Canyon. 685 Comment
  CAS-BOT-BC26114  Fremontia obispoensis Alice Eastwood 1928-5-19 15159 San Luis Obispo Pettitte Canyon Comment
  OBI66101  Fremontodendron californicum D. R. Miller, Kathy Fry 2000-5-2 500 /724 San Luis Obispo Pine Mt Region along a slope inland from the lookout tower, Town Crk drainage 823 Comment
  SBBG72779  Fremontodendron californicum G. Sinsheimer 1936-4-24 San Luis Obispo Petit Cyn, Los Osos Valley Comment
  UC1122083  Fremontodendron californicum subsp. californicum B. Bolt 1936-3-18 635 San Luis Obispo 4 mi se of mouth of Osos Creek 243 Comment
  RSA215989  Fumaria parviflora Clare B. Hardham 1957-4-2 1606 San Luis Obispo Almond orchards, Willow Creek Comment
  JEPS13234  Galium andrewsii subsp. gatense Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-24 5216 San Luis Obispo canyon 2.4 mi above its confluence with Cholame Creek (n end of mt. range); Temblor Range, Palo Prieto Canyon 457 Comment
  OBI55565  Galium angustifolium subsp. angustifolium George Butterworth 1998-6-16 281 San Luis Obispo Carrizo Plain Natural Area, 1/2 mi NW of Sprague HIll rd, 1.7 mi SW of Soda Lake Rd, NE face. T31S, R19E, S4, SWQ 671 Comment
  OBI31058  Galium aparine Julie M. Vanderwier 1978-5-28 60 San Luis Obispo Indian Knob Tar Sands Comment
  OBI9914  Galium aparine F. Rush Apr-56 122 San Luis Obispo Mt SLO Comment
  UCR61707  Galium aparine George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  OBI42788  Galium californicum subsp. flaccidum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16038 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts. NE side of mtn on hillside above cypress swamp Comment
  UCR131471  Galium nuttallii June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Coon Creek Trail, Montana de Oro State Park 61 Comment
  OBI58703  Galium parisiense David J. Keil 1998-6-15 27838 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles E of junction with Old Creek Rd., just W of junction with Apple Rd. 378 Comment
  OBI58738  Galium parisiense David J. Keil 1998-6-8 27664 San Luis Obispo Atascadero, 1 road mile E of Salinas River bridge, along Hwy 41. 280 Comment
  OBI28153  Galium porrigens Jeffery Null 1980-5-13 44 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI9911  Galium trifidum subsp. columbianum Robert F. Hoover 1947-4-18 6962 San Luis Obispo Near Piedras Blancas Point Comment
  UC578636  Gamochaeta ustulata C. M. Belshaw 1936-3-31 1764 San Luis Obispo 2 1/2 mi nw Morro; Camcos Quadrangle 15 Comment
  UC1296262  Garrya flavescens R. F. Hoover 1953-9-9 8332 San Luis Obispo summit ridge Caliente Mt. Comment
  OBI14153  Garrya veatchii Robert F. Hoover 1968-2-10 10889 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI58097  Garrya veatchii David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27509 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak (35 deg. 43.568' N x 121 deg. 07.575' W) 732 Comment
  OBI45438  Genista monspessulana David J. Keil 1984-4-14 18128 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  OBI66409  Geranium core-core David J. Keil, with Dave Hacker 2005-6-24 30391 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  CDA26380  Geranium molle David J. Keil 2006-5-7 30441 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Elevation: circa 1400 feet. 0 Comment
  CDA11557  Gilia achilleifolia subsp. achilleifolia G. F. Hrusa 1993-5-22 11102 San Luis Obispo Black Butte Research Natural Area; Los Padres Natl. Forest, approx. 1 m N of Mt. Lowe. Comment
  CDA42271  Gilia achilleifolia subsp. achilleifolia G. F. Hrusa, M. Pitcairn 2015-4-13 18621 San Luis Obispo Caliente Mts., Pipeline Rd., west side of east end of Carrizo Plain. 917 Comment
  UC1123666  Gilia achilleifolia subsp. achilleifolia H. C. Lee 1937-4-15 824 San Luis Obispo 1 1/2 mi nw Lake Ysabel; Paso Robles Quad., nw of Lake Ysabel Comment
  UC123670  Gilia achilleifolia subsp. achilleifolia H. C. Lee 1936-4-3 546 San Luis Obispo 3 1/2 mi wsw Bromela; Arroyo Grande Quad., San Luis Obispo National Forest Comment
  UCR202448  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell 1992-5-28 157 San Luis Obispo Central Coast, 6060 Ontario Rd., 0.8 miles N of Avila Beach, near San Luis Bay Dr. exit of CA Hwy 101 16 Comment
  RSA67219  Gilia achilleifolia subsp. achilleifolia Verne Grant, Alva Grant 1948-5-29 8555 San Luis Obispo small draw on Hwy 101, 5 miles SW of San Luis Obispo. Comment
  CDA16867  Gilia clivorum G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  UC455642  Gilia clivorum I. J. Condit 1909-4-13 San Luis Obispo San Luis Obispo , California Polytechnic School Canyon Comment
  SBBG112376  Gilia tenuiflora subsp. amplifaucalis D. Keil 1985-3-31 18523 San Luis Obispo St Hwy 58, ca. 100 m E of jct with Huerhuero Rd Comment
  CAS-BOT-BC226469  Gilia tenuiflora subsp. tenuiflora Clare B. Hardham 1960-4-3 5291 San Luis Obispo Santa Lucia Mountains. Cypress Mt. 701 Comment
  SBBG87652  Gilia tricolor subsp. diffusa C. F. Smith 1950-4-27 2681 San Luis Obispo rd SE of Choice Valley School near Grant Dry Lake Comment
  OBI25375  Githopsis diffusa subsp. robusta Robert F. Hoover 1952-5-11 8199 San Luis Obispo La Panza Range, Navajo camp Comment
  RSA217974  Glaux maritima Robert F. Hoover 1949-5-24 7726 San Luis Obispo Oceano Beach, at edge of marsh, behind sand dunes Comment
  SBBG44649  Glaux maritima L. W. Edge 1972-4-20 133 San Luis Obispo Hospital Lake, Dune Lakes area Comment
  CAS-BOT-BC303700  Glebionis segetum R. F. Hoover 1964-6-6 8959 San Luis Obispo Los Osos Comment
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Dec 24 2017
  UCR38774  Glinus lotoides David J. Keil 1983-10-30 18035 San Luis Obispo Rocky Canyon creek, east of Atascadero Comment
  RSA659269  Gnaphalium beneolens Steven A. Junak 1990-7-26 4426 San Luis Obispo Santa Lucia Mts.: N slope of W Cuesta Ridge in Cuesta Ridge Botanical Area ca. 0.4 miles NW of Peak 2478, at SW end of mine excavation along abandoned mine road which intersects W Cuesta Ridge Road ca. 4 miles W of Highway 101 625 Comment
  CDA5886  Gnaphalium canescens subsp. microcephalum Julie Ann Sessions 1986-8-5 23 San Luis Obispo Cuesta Ridge Comment
  OBI23038  Gnaphalium palustre David J. Keil 1979-10-27 13661 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  CAS-BOT-BC307435  Gnaphalium palustre Ernest C. Twisselmann 1954-5-15 1239 San Luis Obispo Vernal Pool at Palo Prieta Summit 8 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 667 Comment
  CAS-BOT-BC307436  Gnaphalium palustre Ernest C. Twisselmann 1953-4-26 551 San Luis Obispo Grants Lake, eastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 576 Comment
  OBI65685  Gnaphalium palustre D. R. Miller 1994-6-15 694 -441 San Luis Obispo Pine mtn region. Along the drying margin of pond at Art Williams' property; Marmolejo crk drainage 914 Comment
  UC32018  Gnaphalium palustre Mrs. R. W. Summers 1885-1-1 49 San Luis Obispo Comment
  UCR140126  Gnaphalium stramineum George K. Helmkamp 2004-3-13 8346 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  POM262043  Grindelia camporum var. bracteosa I. L. Wiggins 1929-4-15 3608 San Luis Obispo 1 mile north of Morro Beach. Comment
  CAS-BOT-BC305100  Grindelia hirsutula R. F. Hoover 1969-7-19 11505 San Luis Obispo South of Pismo Creek near Pismo Beach Comment
  POM280700  Grindelia hirsutula Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  UCR91703  Grindelia hirsutula George K. Helmkamp 1996-5-24 1019 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI57144  Grindelia hirsutula G. F. Hrusa 1993-5-20 11028 San Luis Obispo Reservoir Cyn 350 Comment
  OBI5483  Grindelia stricta var. platyphylla Sharon Jochums 1974-4-28 156 San Luis Obispo W of Hwy 1 just S of Arroyo de la Cruz Comment
  UCSC000327  Guillenia lasiophylla I. J. Condit 2010-3-30 s.n. San Luis Obispo Carisa Plains Comment
  OBI8568  Gutierrezia californica Craig Woods 1978-4-9 47 San Luis Obispo E side of Carrizo Plain, 8 mi SE of hwy 58 along Sim. soda lake rd 762 Comment
  RSA216869  Gutierrezia californica Robert F. Hoover 1966-10-7 10131 San Luis Obispo Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  SBBG117912  Gutierrezia californica E. Painter, M. Wetherwax 2002-6-6 CR 321 San Luis Obispo Sulphur Spring Rd, ca. 1 air km S of Boy Scout Rd, ca. 4 air km E of W installation boundary; Camp Roberts 370 Comment
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Aug 3 2013
  UC455027  Gypsophila paniculata I. J. Condit 1909-9-24 San Luis Obispo C. P. S. grounds <California Polytechnic School grounds> Comment
  OBI4807  Hazardia squarrosa Mike Wemp 1972-3-29 15 San Luis Obispo 1/2 mi NW of Montana de Oro State Park campground 61 Comment
  OBI75114  Hazardia squarrosa Robert F. Hoover 1946-10-13 6482 San Luis Obispo West of Huasna River, above Cuyama River Comment
  UC1786286  Hazardia squarrosa var. squarrosa David Keil 1978-10-19 s. n. San Luis Obispo Reservoir Canyon area Comment
  CAS-BOT-BC302368  Hazardia squarrosa var. squarrosa Ernest C. Twisselmann 1955-9-1 2361 San Luis Obispo Old Cuesta Grade, Santa Lucia Mountains 259 Comment
  CAS-BOT-BC302411  Hazardia stenolepis Ernest C. Twisselmann 1954-10-14 1620 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mariannas Summit, Temblor Mountains 1066 Comment
  UC1285048  Hazardia stenolepis R. F. Hoover 1946-10-6 6474 San Luis Obispo w of Kern Co. line (e side of Cottonwood Pass); Cottonwood Pass Comment
  RSA770190  Hedera canariensis David J. Keil 2000-1-24 28412 San Luis Obispo Cambria. Just south of Santa Rosa Creek Road along Main Street at creek crossing. Comment
  OBI16348  Helenium bigelovii Robert F. Hoover 1947-8-9 7360 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI25987  Helenium bigelovii David J. Keil 1981-5-16 14642 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI16338  Helenium puberulum Robert F. Hoover 1964-8-14 9262 San Luis Obispo Jack Lake Comment
  OBI43567  Helenium puberulum David J. Keil, Eric Wise 1982-7-2 16287 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black Lake cyn trl Comment
  CAS-BOT-BC211496  Helianthemum scoparium Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  CAS-BOT-BC305752  Helianthus gracilentus Ernest C. Twisselmann 1955-6-16 2156 San Luis Obispo La Panza Range. Queen Bee Canyon near Queen Bee Mine 624 Comment
  UCR58153  Heliotropium curassavicum George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Toro Creek Canyon Road, east of Hwy 101, just south of Cayucos 122 Comment
  UCSB51305  Heliotropium curassavicum Moseley, Maynard 1984-10-6 San Luis Obispo Intersection of ramp from US Hwy. 101 and Los Osos Vallet Rd.; SE limits of San Luis Obispo City Comment
  SBBG104463  Heliotropium curassavicum var. oculatum D. A. Young, F. L. Johnson 1992-6-17 ROB 77 San Luis Obispo ca. 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  CHSC114058  Helminthotheca echioides Richard R. Halse 2012-3-27 8442 San Luis Obispo Along State Hw. 1, ca.1.4 miles south of Ragged Point, near the spot where the Hwy. crosses over San Carpoforo Creek. 21 Comment
  JEPS35347  Helminthotheca echioides R. F. Hoover 1964-8-13 9225 San Luis Obispo mouth Morro Creek Comment
  OBI38437  Helminthotheca echioides Eric Wise 1981-6-11 549 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI23116  Helminthotheca echioides Lisa Bradley 1979-11-20 2 San Luis Obispo Shearer Ave and Thalberg in Cayucos 15 Comment
  OBI66089  Helminthotheca echioides D. R. Miller 1996-11-13 1196 /367 San Luis Obispo Pine Mt region. In orchard, under citrus tree at 1st gate, San Simeon crk drainage 500 Comment
  SBBG117782  Hemizonia congesta subsp. luzulifolia A. Dilworth, J. Goldzman 1998-5-20 San Luis Obispo vicinity of Dughi Springs; Camp San Luis Obispo; LCTA Plot 312 490 Comment
  CAS-BOT-BC314897  Hemizonia congesta subsp. luzulifolia Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School grounds Comment
  OBI65971  Hemizonia congesta subsp. luzulifolia Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 21 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1. At Walters Crk headwaters N of hwy 1 208 Comment
  RSA492679  Hemizonia fasciculata Walter Wisura, L. Aberbom 1989-5-16 4346 San Luis Obispo San Bernardo Creek Ranch, E of Morro Bay Comment
  OBI16137  Hemizonia increscens subsp. foliosa Robert F. Hoover 1946-9-15 6404 San Luis Obispo Pozo Comment
  IRVC28932  Hemizonia increscens subsp. increscens G. K. Helmkamp 2003-10-24 8215 San Luis Obispo El Campo Rd 0.1 mi E of Los Berros Rd, SE of Arroyo Grande Central Coast 46 Comment
  CAS-BOT-BC388481  Herniaria Clare B. Hardham 1960-6-9 6083 San Luis Obispo Paso Robles Comment
  OBI54147  Hesperocnide tenella David J. Keil, Kathleen Keil 1995-4-15 24907 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  SBBG93701  Hesperocnide tenella S. A. Junak 1990-5-1 4281 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  CAS-BOT-BC403863  Hesperocnide tenella Ernest C. Twisselmann 1969-4-24 15193 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  OBI58817  Hesperocnide tenella David J. Keil 1998-4-16 26760 San Luis Obispo Los Padres National Forest. 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Rd. Comment
  SBBG371  Hesperocyparis sargentii K. K. Muller 1956-11-7 San Luis Obispo N slopes of Cypress Mtn, W of Paso Robles Comment
  SBBG96876  Hesperocyparis sargentii D. A. Young, S. A. Junak, M. Carroll 1989-3-13 1844 San Luis Obispo W end of Cuesta Ridge Botanical Area, near end of reserve Comment
  SBBG93656  Hesperolinon micranthum T. J. Ayers, S. Junak 1989-6-22 751 San Luis Obispo just N of Pick and Shovel Mine along western fork of stream just below "Dead Miners Camp" Comment
  UC1285269  Hesperolinon micranthum R. F. Hoover 1946-6-15 6145 San Luis Obispo Reservoir Canyon Comment
  CAS-BOT-BC422577  Hesperomecon linearis Ernest C. Twisselmann 1952-4-24 216 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County. 670 Comment
  CAS-BOT-BC422597  Hesperomecon linearis Alice Eastwood; John Thomas Howell 1936-5-8 2342 San Luis Obispo 7 miles east of La Panza Comment
  OBI55266  Heteranthemis viscidihirta David J. Keil 1998-4-15 26742 San Luis Obispo Nipomo Mesa. At intersection of Hwy.1 (Mesa View Dr.) with Halcyon Rd. Comment
  RSA660614  Heteranthemis viscidihirta Austin P. Griffiths 1980-7-2 s.n. San Luis Obispo Ca. 2 miles S of Oceano. Alt: greater than 20 m. Flora of the Oceano Dunes Region. 20 Comment
  UC1732318  Heteranthemis viscidihirta David Keil 1998-4-15 26742 San Luis Obispo Nipomo Mesa; at intersection of Hwy 1 (Mesa View Dr.) with Halcyon Road Comment
  OBI66335  Heterocodon rariflorum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26283 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  OBI10132  Heteromeles arbutifolia Dianne Storch 1960-2-18 23 San Luis Obispo Comment
  CAS-BOT-BC148452  Heteromeles arbutifolia Mrs. R. W. Summers 1881-12-21 825 San Luis Obispo 3 miles SW of town, San Luis Obispo Comment
  OBI35574  Heteromeles arbutifolia S. M. Inman 1983-7-21 93 San Luis Obispo Pecho Study site, Los Osos. 1/2 mi S on Pecho valley rd past the jctn of Pecho rd. right on dirt road after 'deer' sign Comment
  OBI8506  Heterotheca grandiflora Dave Imper 1976-12-27 17 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd Comment
  SBBG104601  Heterotheca grandiflora F. L. Johnson, E. A. Young 1993-5-23 ROB 528 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  RSA814  Heterotheca sessiliflora subsp. echioides J. T. Howell 1927-8-17 643 San Luis Obispo New Templeton. 244 Comment
  OBI13096  Hirschfeldia incana Lynne Dee Althouse 1977-4-16 56 San Luis Obispo Wolfe's horse ranch, N of San Luis High School 134 Comment
  OBI64709  Holcus lanatus D. R. Miller 1994-6-10 694 -432 San Luis Obispo Pine Mt Region. Growing at Will Hearst's Water works, 'Coles wooden tank area'; Marmolejo crk drainage 762 Comment
  NY323691  Hollisteria lanata J. G. Lemmon s.n. San Luis Obispo Near San Luis Obispo Comment
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Sep 20 2018
  SBBG80461  Hollisteria lanata C. F. Smith 1950-5-1 2730 San Luis Obispo near home of Eben McMillan, S of summit of Palo Prieto Pass 670 Comment
  CAS-BOT-BC320112  Holocarpha Clare B. Hardham 1964-7-29 12283 San Luis Obispo Burnett Peak Comment
  CAS-BOT-BC325907  Holocarpha heermannii Ernest C. Twisselmann 1963-11-3 9075 San Luis Obispo West slope Cottonwood Pass ca. 5 miles east of Cholame 495 Comment
  UCD135633  Holocarpha heermannii Bruce G. Baldwin 1985-9-29 539 San Luis Obispo San Luis Obispo County: immediately west of Cottonwood Pass along California State Highway 41. Comment
  CAS-BOT-BC289522  Hordeum brachyantherum subsp. californicum Ira L. Wiggins 1929-4-15 3605 San Luis Obispo 1 mile north of Moro Beach Comment
  OBI2614  Hordeum depressum Larry E. Brown 1971-4-6 1930 San Luis Obispo In Poly Cyn near the campus in San Luis Obispo Comment
  CAS-BOT-BC285144  Hordeum marinum subsp. gussoneanum Roxana S. Ferris 1955-5-23 12792 -B San Luis Obispo Huerhuero Creek road, 8.6 mi. E of landing field at Paso Robles Comment
  OBI21926  Hordeum murinum Eben McMillan 1952-5-2 95 San Luis Obispo Choice Valley 1 mi S, 8 mi E of Shandon Comment
  OBI62530  Hordeum murinum subsp. leporinum LynneDee Oyler, David J. Keil and Kathy Keil 1990-4-26 1084 San Luis Obispo Nipomo Dunes. Dune slack area two ridges beyond Oso Flaco Lake Rd, W of Unocal pipeline Comment
  OBI58693  Horkelia californica var. californica David J. Keil 1998-6-12 27796 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  OBI60786  Horkelia cuneata David J. Keil 1991-5-18 21551 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria Comment
  RSA122281  Horkelia cuneata B. Bolt 1936-3-11 603 San Luis Obispo S end of Morro Bay. 30 Comment
  OBI10099  Horkelia cuneata subsp. puberula Robert F. Hoover 1947-6-29 6205 San Luis Obispo Atascadero Comment
  OBI31493  Horkelia yadonii Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 449 San Luis Obispo American Cyn. Stream bed just NE of American Cyn campground 524 Comment
  OBI13198  Hosackia gracilis Robert F. Hoover 1947-4-18 6942 San Luis Obispo Cambria Comment
  UC1285398  Hulsea heterochroma R. F. Hoover 1947-4-26 7083 San Luis Obispo 3 mi ne Pozo Comment
  OBI5534  Hydrocotyle ranunculoides Sharon Jochums 1974-4-28 189 San Luis Obispo Area W of hwy 1 just N of Piedras Blancas Point Comment
  SEINET13944209 Image available Hydrocotyle ranunculoides Eric Wise 1982-1 1624 San Luis Obispo Lettuce Lake. Immediately SW of Oso Flaco Lake. Flat land to the E. Dune encroachment to the N.&W. Comment
  OBI17679  Hypochaeris glabra Dave Imper 1977-3-21 58 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  OBI31625  Hypochaeris glabra Smeltzer, Turnquist 1982-4-12 42 San Luis Obispo SE side of Laguna Lake park from the roadway over to base of hill Comment
  UC1069652  Hypochaeris glabra P. L. Johannsen 1936-3-21 692 San Luis Obispo 1.5 mi se Terrace Hill; San Luis Obispo Quadrangle Comment
  OBI29570  Hypochaeris radicata Melissa Luckow 1981-6-25 689 San Luis Obispo Just N of San Simeon beach Comment
  UCR91817  Hypochaeris radicata George K. Helmkamp 1996-5-27 1100 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  CAS-BOT-BC316739  Isocoma acradenia var. bracteosa Ernest C. Twisselmann 1957-11-7 4128 San Luis Obispo Panorama Hills, Temblor Range and the Western San Joaquin Valley 746 Comment
  UCR148798  Isocoma menziesii Austin P. Griffiths, Joe R. Walker 1981-11-9 s.n. San Luis Obispo Central Coast, Nipomo Dunes, near northwest edge of Jack Lake 10 Comment
  POM359616  Isocoma menziesii var. vernonioides Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI22590  Isolepis carinata Robert F. Hoover 1947-4-18 6940 San Luis Obispo Cambria Comment
  UC1146321  Isolepis carinata R. F. Hoover 1950-4-21 7854 San Luis Obispo Cambria Comment
  RSA755124  Isolepis carinata David J. Keil, Robyn Cox, Cindy Sage, Orrin Sage 2002-3-25 29766 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz. Comment
  CAS-BOT-BC112559  Isolepis cernua Clare Butterworth Hardham 1959-5-21 4665 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC112561  Isolepis cernua Robert Theodore Clausen; Harold Trapido 1940-6-24 4737 San Luis Obispo In springy slace, Graggs Canyon, Miles Comment
  CAS-BOT-BC340194  Jaumea carnosa Ernest C. Twisselmann 1955-10-1 2437 San Luis Obispo Southern end of Morro Bay 0 Comment
  OBI38447  Jaumea carnosa Eric Wise 1981-6-15 580 San Luis Obispo Turri Rd, 1 mi E of So Bay Blvd Comment
  SBBG133058  Juncus D. Keil, J. Dart, M. Perry 2010-4-27 30728 San Luis Obispo Carrizo Plain SW of Carissa Plains Elementary School, S of Hwy 58 615 Comment
  UCSB71419  Juncus Ferren, Wayne; Fiedler, P.; Leidy, R. 1993-7-8 San Luis Obispo S of Pico Creek, San Simeon. Found in beach swale just S of estuary at Pico Creek. Comment
  OBI60479  Juncus acutus Larry Kelly, David J. Keil 1988-10-1 258 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI22160  Juncus amuricus R. F. Hoover 1958-5-12 8471 San Luis Obispo 18 mi E of Creston on La Panza rd Comment
  OBI21104  Juncus bufonius var. bufonius Robert F. Hoover 1965-9-19 9609 San Luis Obispo Calf Cyn Comment
  OBI80666  Juncus bufonius var. bufonius David J. Keil 1992-1 22971 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  RSA585612  Juncus bufonius var. bufonius M. D. Proctor, E. A. Young 1993-3-23 ROB 0315 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 0.5 km NE of Chorro Res. Comment
  SBBG18411  Juncus luciensis C. B. Hardham 1958-4-30 3094 San Luis Obispo 6 mi E of Paso Robles, Creston Rd Comment
  SBBG103485  Juncus macrophyllus C. F. Smith 1993-6-15 12487 San Luis Obispo open crk crossing on Branch Crk Rd, 4.5 mi from Hwy 166 Comment
  OBI80061  Juncus xiphioides David J. Keil 2000-5-26 28752 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  UC2027173  Juncus xiphioides Greg Wilvert 2005-5-31 454 San Luis Obispo Southeast Half of the Caliente Range: Padrones Spring Comment
  SBBG104767  Keckiella breviflora F. L. Johnson, E. A. Young 1993-5-23 ROB 524 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC149977  Keckiella cordifolia Katharine Brandegee 1911-7-12 San Luis Obispo Santa Margarita Comment
  UC1562645  Keckiella cordifolia Barbara Ertter 1989-6-10 8570 San Luis Obispo ca 20 air mi ene San Luis Obispo (e side of Black Mt, head of McGinnis Creek above Navajo Campground); Black Mt., McGinnis Creek Comment
  UCD123814  Keckiella cordifolia R. N. Raynor 1939-7-4 s.n. San Luis Obispo San Luis Obispo County: Arroyo Grande Park. Comment
  UCR39156  Kickxia elatine David J. Keil 1982-7-26 16314 San Luis Obispo Central Coast, San Luis Creek adjacent to San Luis Obispo sewage treatment plant Comment
  POM262158  Koeleria macrantha I. L. Wiggins 1929-4-15 3569 San Luis Obispo Between Guadalupe and Oceana. Comment
  CAS-BOT-BC273728  Koeleria pyramidata R. F. Hoover 1964-6-12 9068 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  CAS-BOT-BC340462  Lactuca saligna Ernest C. Twisselmann 1954-7-24 1465 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  CAS-BOT-BC341623  Lagophylla ramosissima R. F. Hoover 1946-9-15 6406 San Luis Obispo Pozo Comment
  CAS-BOT-BC341618  Lagophylla ramosissima David D. Keck 1931-6-23 1261 San Luis Obispo 4.2 mi. S. of Atascadero Comment
  CHSC61254  Lamarckia aurea T. B. Devine 1980-4-5 663 San Luis Obispo Along Frontage Rd. just e of Hwy 101 ca 1 mi s of Arroyo Grande. Roadcut beside pasture. Comment
  OBI21950  Lamarckia aurea F. Rush 1956-5-1 39 San Luis Obispo Mt. SLO Comment
  OBI61012  Lamarckia aurea George Butterworth 1998-6-1 267 San Luis Obispo Carrizo Plain Natural Area. Beside Crocker Rd, 0.7 mi NE of Elkhorn Rd T31S, R21E, S22 or 27 823 Comment
  UCR161218  Lamarckia aurea George K. Helmkamp, E. A. Helmkamp 2005-3-5 9034 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  OBI82360  Lamium amplexicaule David J. Keil 2015-9-21 33407 San Luis Obispo Arroyo Grande. Fair Oaks Avenue at Fred Grieb bridge over Arroyo Grande Creek. 25 Comment
  UC1136084  Lastarriaea coriacea H. C. Lee 1937-5-11 933 San Luis Obispo 1 mi s of San Miguel 198 Comment
  CAS-BOT-BC339019  Lasthenia californica Alice Eastwood; John Thomas Howell 1935-3-25 2023 San Luis Obispo Cholame Comment
  CAS-BOT-BC339024  Lasthenia californica R. F. Hoover 1967-5-6 10545 San Luis Obispo Flats at Jack Lake Comment
  CAS-BOT-BC334581  Lasthenia californica Roxana S. Ferris 1955-5-24 12818 San Luis Obispo Carisso Plain 3.7 miles south of Simmler at northern border of Soda Lake Comment
  CDA8110  Lasthenia californica C. Agbashian 1937-4-1 23 San Luis Obispo East of Compus, S.L.O. 0 Comment
  RSA123022  Lasthenia californica B. Bolt 1936-3-13 620 San Luis Obispo 1 mile EWof Cerro Romauldo, Chorro Creek Drainage E of Morros Bay. 183 Comment
  CAS-BOT-BC324420  Lasthenia californica subsp. macrantha R. F. Hoover 1948-4-14 7446 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  UCR97540  Lasthenia ferrisiae George K. Helmkamp, E. A. Helmkamp 1997-3-8 1407 San Luis Obispo Inner Coast Range, Carrizo Plain; 30.1 mi. NW of Calif. Hwy 166 on Soda Lake Rd., at San Diego Creek Rd near edge of Soda Lake 610 Comment
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Nov 6 2015
  UC1284951  Lasthenia glaberrima R. F. Hoover 1964-5-11 8755 San Luis Obispo 4 mi se Santa Margarita Comment
  UC1583745  Lasthenia glabrata subsp. coulteri David Keil 1981-4-25 San Luis Obispo Morro Bay Comment
  UC1561283  Lasthenia gracilis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6833 San Luis Obispo Arroyo de la Cruz on Hearst Ranch (ca. 7 airmiles n of San Simeon, within 3 mi. of Hwy 1) 60 Comment
  UCSB25277  Lasthenia gracilis Broder, Richard 1960-3-20 San Luis Obispo 4.1 miles S of junction of the La Panza to Simmler road and the road to Soda Lake on the Soda Lake Road Comment
  UCSB31047  Lasthenia gracilis Steele, Kelly 1977-1-30 San Luis Obispo Cuyama Valley on west side of Soda Lake Rd., 16 miles north of Rt. 166 731 Comment
  JEPS59909  Lasthenia leptalea Lewis S. Rose 1969-4-14 69023 San Luis Obispo s Creston; n end La Panza Range, Bedell Ranch 426 Comment
  RSA201726  Lasthenia macrantha subsp. macrantha Robert F. Hoover 1948-2-22 s.n. San Luis Obispo 1.8 miles north of Arroyo de la Cruz, on Hwy 1 Comment
  UC1583647  Lasthenia macrantha subsp. macrantha David Keil 1983-7-16 17388 San Luis Obispo 1.8 mi n Arroyo de la Cruz (w of Hwy 1) Comment
  SBBG126304  Lasthenia microglossa D. Keil with C. Hardham, J. McCulloch 1999-4-17 26799 San Luis Obispo S of Creston at McCulloch property, 4425 Coyote Cyn Rd (between Creston & Hwy 58, W of O'Donnovan Rd) Comment
  OBI73565  Lathyrus latifolius David J. Keil 2010-8-30 30930 San Luis Obispo Lower Prefumo Canyon Road, 1 mile from intersection with Los Osos Valley Road 70 Comment
  OBI13244  Lathyrus odoratus Dennis R. Jones 1968-5-18 8 San Luis Obispo Cal Poly campus, San Luis Obispo. Near fence in weed field Comment
  OBI59926  Lathyrus vestitus var. vestitus G. F. Hrusa 1995-5-28 12213 San Luis Obispo Black Butte Research Natural Area. At E base of Ridge 2 600 Comment
  UC1128939  Lathyrus vestitus var. vestitus C. A. Graham 1939-5-2 556 San Luis Obispo 4 mi se Joughin Ranch; Los Padres National Forest, Branch Mt. Quad. 441 Comment
  UCR161226  Lathyrus vestitus var. vestitus George K. Helmkamp, E. A. Helmkamp 2005-3-5 9006 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  UCR67939  Lavatera cretica David J. Keil 1982-3-6 15693 San Luis Obispo Morro Bay region, Atascadero Road near beach in Morro Bay. 5 Comment
  SBBG81967  Layia glandulosa C. F. Smith 1950-5-4 2767 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  CAS-BOT-BC321675  Layia glandulosa W. R. Dudley 1901-4-4 s.n. San Luis Obispo Burnett Creek [label notes Monterey Co. but sheet has been annotated to state the Burnett Creek runs wholly within San Luis Obispo County. Comment
  JEPS13188  Layia glandulosa Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5136 San Luis Obispo .5 mi w of junction of Commatti Canyon Road from Shandon (along direct road from La Panza to Creston) 457 Comment
  UC913050  Layia glandulosa David D. Keck 1933-5-5 2217 San Luis Obispo 5.5 mi s Oceano (on road to Guadalupe, southwestern San Luis Obispo County) Comment
  CAS-BOT-BC327220  Layia heterotricha David D. Keck; J. Clausen 1935-4-10 3156 San Luis Obispo 18 miles S of Soda Lake toward southern end of Carrizo Plain 609 Comment
  UC1069741  Layia heterotricha C. M. Belshaw 1936-4-2 1784 San Luis Obispo 4 mi n of Padrones Spr. Carrizo Plain; McKittrick Quadrangle Comment
  UC1979365  Layia hieracioides David Keil with Kathleen Keil 1998-5-26 27444 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Road 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  CAS-BOT-BC327491  Layia jonesii R. F. Hoover 1948-4-22 7485 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  OBI48825  Layia jonesii Unknown 1882-5-5 3224 San Luis Obispo Comment
  CAS-BOT-BC327647  Layia munzii Ernest C. Twisselmann 1955-3-22 1742 San Luis Obispo Low hills on E shore of Soda Lake, Carissa Plains 594 Comment
  UC575307  Layia munzii David D. Keck and J. Clausen 1935-4-10 3148 San Luis Obispo 4 mi s Soda Lake; Carrizo Plain 609 Comment
  HSC91773  Layia platyglossa Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  OBI42170  Layia platyglossa Dan Harrington 1984-2-29 29 San Luis Obispo Poly Cyn, Cal Poly SU, San Luis Obispo Comment
  OBI83669  Layia platyglossa Ivy Munnerlyn, Bryce Aston 2017-4-28 12 San Luis Obispo Open space above San Luis Obispo high school. Top of hill about 20 feet from fire lookout tower. Exposed area, very windy and harsh Comment
  UC828953  Layia platyglossa Alice Eastwood and John Thomas Howell 1938-6-15 5968 San Luis Obispo between Cambria San Simeon Comment
  RSA43810  Layia platyglossa subsp. platyglossa D. F. Howe 1948-5-17 s.n. San Luis Obispo [Unspecified] Comment
  CDA15096  Lembertia congdonii G. F. Hrusa, L. Saslaw, D. Hillyard 1998-3-27 14177 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. 200 meters to E of Soda Lake Rd. entrance to KCL Camp (ranchhouse site). on Comment
  OBI38524  Lemna gibba Eric Wise 1981-7-27 1012 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  OBI79843  Lemna minuta David J. Keil 2012-7-27 31488 San Luis Obispo Oceano. Area of dunes and marsh southwest of Oceano Airport between Maui Circle and Laguna Drive 2 Comment
  SBBG130693  Lemna minuta D. J. Keil, M. Walgren 2012-9-8 31526 San Luis Obispo Harmony Headlands State Park, S of Cambria, W of California Hwy 1 1 Comment
  RSA313405B  Lemna valdiviana Wayne P. Armstrong 1983-9-23 1169 San Luis Obispo Northeast shore of Oso Flaco Lake 5 Comment
  OBI71786  Lepechinia calycina Michael Walgren 2008-7-16 59 San Luis Obispo San Simeon State Park on high coastal bluff to immediate S of, and above, San Carpoforo Crk mouth Comment
  RSA0039720  Lepechinia calycina LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6501 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  SBBG6402  Lepechinia calycina C. B. Hardham 1958-4-10 3040 San Luis Obispo York Mtn Comment
  OBI15014  Lepidium dictyotum Robert F. Hoover 1966-3-30 9768 San Luis Obispo Carrizo plain S of Soda lake Comment
  OBI76643  Lepidium dictyotum Meg Perry 2010-4-8 10 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 29S, Range 18E, Sect 34 619 Comment
  CDA11384  Lepidium dictyotum var. acutidens G. F. Hrusa 1995-4-15 12104 San Luis Obispo Carrizo Plain; Carrizo Plain, S end of Soda Lake. Comment
  UCR91847  Lepidium draba George K. Helmkamp 1996-5-24 1021 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  UC556432  Lepidium jaredii David D. Keck and J. Clausen 1935-4-10 3157 San Luis Obispo 18 mi s Soda Lake; Carrizo Plains 609 Comment
  OBI53066  Lepidium nitidum David J. Keil 1995-5-23 25207 San Luis Obispo San Luis Range. San Luis Bay estates. Area proposed for housing development Comment
  OBI64552  Lepidium strictum David J. Keil 2001-3-28 29230 San Luis Obispo Shandon. City park and schoolyard Comment
  CAS-BOT-BC328018  Lepidospartum squamatum Clare B. Hardham 1957-10-16 2680 San Luis Obispo Santa Lucia Mountains. Nacimiento Lake Comment
  CAS-BOT-BC328023  Lepidospartum squamatum R. F. Hoover 1946-10-20 6519 San Luis Obispo Upper Huasna River just below confluence of Arroyo Seco Comment
  CDA28669  Leptochloa fascicularis David J. Keil 2002-9-12 29923 San Luis Obispo North of Arroyo Grande, West Ormonde Road, circa 1.2 miles from junction with price Canyon Road. East side of road between drives to 525 and 535 West Ormonde Road. Elevation: circa 350 feet. 0 Comment
  SBBG104620  Leptochloa fusca subsp. fascicularis F. L. Johnson, N. A. McCarty 1993-10-16 ROB 762 San Luis Obispo ca. 0.5 km N of Bee Rock Rd on East Perimeter Rd; Camp Roberts Comment
  POM74006  Leptosiphon androsaceus Marcus E. Jones 1882-5-6 10364 San Luis Obispo San Luis Obispo. Comment
  POM216299  Leptosiphon androsaceus D. D. Keck 1933-5-3 2116 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield. Comment
  RSA130633  Leptosiphon androsaceus R. W. Summers 1884-5-1 s.n. San Luis Obispo S. Lucia Mt. Summit 274 Comment
  OBI53298  Leptosiphon ciliatus Lynne Dee Oyler 1986-3-21 359 San Luis Obispo Aqua Escondido, USFS blue oak study area Comment
  SBBG34823  Leptosiphon liniflorus Mrs. R. W. Summers 1884-5-26 San Luis Obispo La Panza Comment
  SBBG82046  Leptosiphon liniflorus C. F. Smith 1950-5-4 2773 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  OBI11356  Leptosiphon parviflorus R. F. Hoover 1958-4-11 8449 San Luis Obispo Atascadero-Creston road Comment
  RSA140544  Leptosiphon pygmaeus subsp. pygmaeus Clare B. Hardham 1959-4-10 4209 San Luis Obispo Santa Lucia Mountains Comment
  OBI1683  Leptosyne calliopsidea Robert F. Hoover 1948-4-17 7472 San Luis Obispo San Juan River S of Shandon Comment
  SBBG17051  Leptosyne calliopsidea C. B. Hardham 1960-3-23 5218 San Luis Obispo W side of Temblor Range, Recruit Grade Comment
  UCSB16929  Leptosyne calliopsidea 1962-3-24 San Luis Obispo 1.4 miles northeast of U.S. 466 at Cholame on State 41 365 Comment
  OBI81406  Lessingia glandulifera var. glandulifera Michael Walgreen 2012-9-11 462 San Luis Obispo Growing in a 40 acre rural property in San Miguel between Wellsona Rd and San Marcos Rd west of Highway 101. Common in sandy creek bed of San Marcos Creek 214 Comment
  CAS-BOT-BC339450  Lessingia glandulifera var. glandulifera Willard Spence 1962-6-21 673 San Luis Obispo Bank of Bitterwater Creek (dry), Palo Prieto Canyon, 1.2 miles off Route 41 and 466, Cholame Comment
  CAS-BOT-BC339468  Lessingia glandulifera var. glandulifera L. R. Abrams 1913-7-20 5047 San Luis Obispo Near Templeton Comment
  OBI15775  Lessingia glandulifera var. glandulifera Robert F. Hoover 1969-10-6 11649 San Luis Obispo At Cuyama Comment
  OBI66613  Lessingia glandulifera var. glandulifera David J. Keil 1998-10-9 28170 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  SBBG25491  Lessingia glandulifera var. pectinata L. E. Allen 1966-8-24 San Luis Obispo Oso Flaco Lake Comment
  SBBG44886  Lessingia glandulifera var. pectinata R. Hoffmann 1931-5-30 San Luis Obispo Oceano-Casmalia Comment
  SD39846  Lessingia glandulifera var. pectinata Edith A. Purer 1933-7-20 5098 San Luis Obispo 5.0 miles north of Guadalupe Comment
  UC1069812  Lessingia pectinata var. tenuipes H. C. Lee 1937-5-11 926 San Luis Obispo 1 mi s San Miguel; Paso Robles Quad. Comment
  UC1321321  Lessingia pectinata var. tenuipes R. F. Hoover 1966-9-16 10065 San Luis Obispo Creston Comment
  OBI77700  Lessingia pectinata var. tenuipes David J. Keil 1998-6-8 27697 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  CAS-BOT-BC283692  Leymus condensatus M. K. Curran 1885-7-1 s.n. San Luis Obispo San Luis Obispo Comment
  OBI35649  Leymus condensatus S. M. Inman 1983-7-20 89 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  CAS-BOT-BC451665  Lilaea scilloides Robert F. Thorne; P. Everett 1963-6-12 32264 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point 7 Comment
  UC1953191  Lilium pardalinum subsp. pardalinum David Keil 2010-11-2 30939 San Luis Obispo Lower Prefumo Canyon Road, 1.6 miles from intersection with Los Osos Valley Road. Along channel of Prefumo Creek. Comment
  PASA664  Limnanthes A. Carter 1930-4-14 San Luis Obispo East of Santa Margarita Comment
  OBI76608  Limonium duriusculum Michael Walgren 2011-7-15 265 San Luis Obispo Morro Strand State Beach, immediately S of Alva Paul Crk Comment
  OBI80349  Limonium perezii Kristen M. Nelson 2013-2-16 23 San Luis Obispo Between Pismo Beach and Avila Beach on CA-1 at Park Place. Vacant, weedy lot along disturbed roadside. 35 Comment
  SD111955  Linanthus californicus Barbara Ertter, Jeffrey Strachan 1980-5-15 3400 San Luis Obispo La Panza Campground, ca. 6.0 miles southeast of Black Mountain, La Panza Range, Los Padres National Forest. 730 Comment
  RSA63029  Linanthus californicus subsp. tomentosus L. S. Rose 1950-5-13 s.n. San Luis Obispo Oso Flaco Lake region Comment
  UCR29913A  Linanthus ciliatus Melissa Luckow, R. R. Pimentel 1982-5-14 873 San Luis Obispo Coast Range, 1.9 mi. SE of Avenales Guard Station on San Jose Avenales Rd. Comment
  UC569246  Linanthus dichotomus P. A. Munz 1935-3-31 13594 San Luis Obispo 3 mi s Santa Maria highway (on road to Ojai, upper Cuyama Valley); Cuyama Valley Comment
  RSA142409  Linanthus parryae Clare B. Hardham 1960-4-8 5364 San Luis Obispo Camatta Rd. near Shell Cr., east of Creston Comment
  UC1124057  Linanthus parviflorus G. T. Nordstrom 1937-4-7 1052 San Luis Obispo 1.2 mi n Chimney Rock; Adelaida Quad. 335 Comment
  UC1124067  Linanthus parviflorus H. C. Lee 1937-4-15 826 San Luis Obispo 1 mi s Paso Robles; Paso Robles Quad. 289 Comment
  RSA0048532  Linaria canadensis var. texana A. L. Haines 1951-5-29 5124 San Luis Obispo 2 mi. So. of Oceano. 15 Comment
  SBBG19244  Lithophragma affine M. A. Piehl 1963-4-20 6369 San Luis Obispo Salinas River near bridge, 4 mi NE of Santa Margarita 297 Comment
  UC1927757  Lithophragma affine David Keil, Rhonda Riggins and Karl Striby 1998-5-22 27386 San Luis Obispo Caliente Range. Along Caliente Ridge Rd., 1.1 mi. SE from junction with Selby Rd. Comment
  OBI58748  Lithophragma cymbalaria David J. Keil 1998-5-11 27212 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  OBI78878  Lithophragma cymbalaria George Butterworth 2013-3-23 890 San Luis Obispo Chimineas Ecological Reserve, Gypsy Canyon off Canyon 79. 512 Comment
  RSA666654  Lithophragma cymbalaria George K. Helmkamp, E. A. Helmkamp 2001-5-2 6617 San Luis Obispo La Panza Range. CA-58. 4.5 miles E of Santa Margarita. 335 Comment
  CAS-BOT-BC435664  Lithophragma heterophyllum Alice Eastwood; John Thomas Howell 1936-5-7 2296 San Luis Obispo Between Templeton and Cayucos Comment
  UCR131353  Lobularia maritima George K. Helmkamp, E. A. Helmkamp 1999-5-22 4919 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI16465  Logfia filaginoides Robert F. Hoover 1948-4-29 7493 San Luis Obispo Price cyn Comment
  OBI77581  Logfia filaginoides David J. Keil, Dirk Walters 1986-5-2 19317 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn. The cyn was burned in July, 1985 in the Las Pilitas Fire 305 Comment
  SBBG93884  Logfia filaginoides S. A. Junak 1989-7-14 4116 San Luis Obispo extreme N edge of Cuesta Ridge Botanical Area, end of powerline rd 0.4 mi SW of intersection with Tassajera Crk Rd 505 Comment
  OBI53180  Logfia filaginoides David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21508 San Luis Obispo Nipomo Dunes. Big Coreopsis hill S of Oso Flack Lake Comment
  SDSU4137  Logfia filaginoides D. F. Howe 1962-7-22 3339 San Luis Obispo At Santa-Barbara-San Luis Obispo Co. line on #1. Comment
  OBI56765  Logfia gallica David J. Keil 1986-4-13 19190 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  POM180536  Lomatium caruifolium Roxana S. Ferris 1929-4-15 7632 San Luis Obispo 8 miles from Morro on the San Luis Obispo Road Comment
  OBI81665  Lomatium dasycarpum Tracey Call, Viola Call 1962-5-21 2137 San Luis Obispo Under oaks in level area, 5 miles South of Atascadero Comment
  UC454489  Lomatium dasycarpum subsp. dasycarpum I. J. Condit 1908-2-29 San Luis Obispo s. end school ridge CA Polytechnic School Comment
  SFV15530  Lomatium macrocarpum I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 353 San Luis Obispo Carrizo Plain Carrizo Plain. 13.9 miles east on Simmler Road from intersection with Soda Lake/San Diego Creek Road. Adjacent of Soda Lake. In dry wash leading to Soda Lake. 610 Comment
  OBI33283  Lomatium utriculatum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15708 San Luis Obispo Pennington Creek Biological Reserve, W of SLO Comment
  UCR97572  Lomatium utriculatum George K. Helmkamp, E. A. Helmkamp 1997-3-8 1405 San Luis Obispo Inner Coast Range, Carrizo Plain; 30.1 mi. NW of Calif. Hwy 166 on Soda Lake Rd., at San Diego Creek Rd near edge of Soda Lake 610 Comment
  RSA795428  Lonicera W. R. Ferren, Peggy Fiedler, R. Leidy 1993-7-8 EPA- 60 San Luis Obispo Pico Creek, San Simeon. Route 1 bridge. Comment
  OBI32057  Lonicera hispidula var. vacillans David J. Keil 1982-6-26 16233 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon. Comment
  RSA355865  Lonicera involucrata R. F. Thorne 1968-6-7 37764 San Luis Obispo Oso Flaco Lake. 10 Comment
  RSA418524  Lonicera involucrata Jerry A. Powell 1972-6-1 935 San Luis Obispo Dune Lakes, 2 miles S of Oceano. Comment
  OBI5606  Lonicera involucrata var. ledebourii Sharon Jochums 1974-5-18 213 San Luis Obispo Arroyo de la Cruz, toward ocean end Comment
  PASA1067  Lotus argophyllus 1928-5-12 San Luis Obispo near Cambria Comment
  OBI13214  Lotus corniculatus Robert F. Hoover 1949-5-30 7739 San Luis Obispo Perry Crk SE of Cambria Comment
  JEPS99241  Lotus formosissimus Clare B. Hardham 1959-4-12 4223 San Luis Obispo Cambria Santa Lucia Mountains Comment
  RSA140061  Lotus grandiflorus var. grandiflorus Clare B. Hardham, C. Butterworth 1960-5-28 5944 San Luis Obispo Headwaters of south fork of Huero Huero R., Klein Ranch, Pozo-Arroyo Grande Rd. Comment
  UC1285180  Lotus hamatus R. F. Hoover 1952-5-6 8161 San Luis Obispo 18 mi e Creston (on La Panza road) Comment
  UC1129068  Lotus humistratus N. H. French 1937-4-3 930 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quad. 792 Comment
  UC1927969  Lotus oblongifolius Ann Cochran 1986-8-1 77 San Luis Obispo Sierra Nevada mountains, W side; Mountain Home State Forest 1676 Comment
Read comments
Aug 12 2014
  UC1285198  Lotus scoparius R. F. Hoover 1964-9-21 9309 San Luis Obispo Price Canyon Comment
  UCR134418  Lotus wrangelianus George K. Helmkamp, E. A. Helmkamp 2001-4-29 6577 San Luis Obispo Irish Hills, Clark Valley Rd., 3.8 mi south of Los Osos Valley Rd., east of Los Osos 213 Comment
  OBI19263  Lupinus albifrons F. Rush June1956 85 San Luis Obispo Mt. SLO Comment
  OBI80976  Lupinus albifrons Allison Scott, Connor Chooljian, Zac Anthony, Catherine Blevins, Christian Traven 2015-4-27 2 San Luis Obispo West Cuesta Ridge Comment
  OBI39696  Lupinus albifrons David J. Keil 1982-5-9 16086 San Luis Obispo Slopes of Cypress MTn. Ca. 2 mi W of Warrens' cabin along dirt road Comment
  OBI72530  Lupinus albifrons M. Wetherwax & E. L. Painter, E. L. Painter 2003-3-5 SLO- 296 San Luis Obispo Camp San Luis Obispo. NW of Chorro Reservoir 150 Comment
  UCSB46823  Lupinus albifrons Swanson, D. 1978-4-21 San Luis Obispo Cuesta Ridge Pass on Hwy. 1, north of San Luis Obispo 609 Comment
  CAS-BOT-BC195780  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1937-5-1 4176 San Luis Obispo Reservoir Canyon near San Luis Obispo Comment
  SBBG104831  Lupinus albifrons var. albifrons M. D. Proctor, E. A. Young 1993-3-21 ROB 307 San Luis Obispo 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  CAS-BOT-BC195775  Lupinus albifrons var. albifrons Roxana S. Ferris 1935-3-28 9076 San Luis Obispo Summit of Cholame-Simmler Road about 11 miles north of Simmler Comment
  SBBG3526  Lupinus arboreus C. B. Hardham 1959-5-21 4602 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC196427  Lupinus arboreus R. F. Hoover 1947-3-2 6646 San Luis Obispo Carpenter Canyon, n. of Arroyo Grande Comment
  OBI43715  Lupinus arboreus Rhonda Riggins 1982-5-2 1387 San Luis Obispo Field at N edge of Nipomo, 0.5 mi N jctn US 101 and Tefft St. Comment
  OBI77789  Lupinus arboreus David Drucker 1980-5-12 37 San Luis Obispo Below Indian Nob 152 Comment
  UCD106604  Lupinus arboreus Eric Davidson 1971-6-26 322 San Luis Obispo San Luis Obispo County: side of road at freeway entrance north from Avila Beach. Comment
  OBI28237  Lupinus bicolor Spasbo/Krystoff 1982-4-18 10 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  SBBG87662  Lupinus bicolor C. F. Smith 1950-4-28 2693 San Luis Obispo upper San Juan Crk near Hubbard Hill Comment
  UCD107257  Lupinus bicolor G. F. Hrusa 1992-3-24 10351 San Luis Obispo San Luis Obispo County: along Highway 46 right-of-way, approx. 6 miles E of Paso Robles. Comment
  UCR122166  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2000-4-22 5481 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  OBI70508  Lupinus chamissonis Larry Kelly, David J. Keil 1988-10-1 294 San Luis Obispo Between Pismo State beach campground and Grand Ave Comment
  OBI53452  Lupinus chamissonis Arthur W. Hazebrook 1991-6-6 87 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  UC1314931  Lupinus concinnus R. F. Hoover 1967-5-5 10522 San Luis Obispo ridge nw Cuesta Pass; nw of Cuesta Pass Comment
  SEINET11266292  Lupinus concinnus David Keil 1998-4-9 26661 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Rd.; 0 Comment
  RSA28739  Lupinus latifolius subsp. latifolius R. S. Woglum 1938-5-15 1716 San Luis Obispo Between Paso Robles and Cayucas. Comment
  SBBG17732  Lupinus latifolius var. latifolius D. Emery 1950-4-28 San Luis Obispo Cambria on rd to cemetery Comment
  SEINET269521  Lupinus luteolus G. Helmkamp 1994-5-18 91 -16 San Luis Obispo Alamo Canyon 7 miles east of US 101 on CA 166 then 4 miles north (generally northeast of Twitchell reservoir) 213 Comment
  UCR28931  Lupinus microcarpus David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14546 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  CDA27474  Lupinus microcarpus T. C. Fuller 1967-5-11 15822 San Luis Obispo East side of road, Palo Prieto Canyon, 1.8 miles south of Highway 46 just west of Cholame. 0 Comment
  RSA659030  Lupinus microcarpus R. Riggins 1978-5-6 1144 San Luis Obispo Huerhuero-La Panza Rd. 0.2 mi NW Hwy. 58. Comment
  JEPS107994  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1160 San Luis Obispo USFS road paralleling Salinas River 0.6 mi NW locked gate, ca. 1.5 mi E Pozo Road, 3.3 mi W American Canyon Road. Comment
  OBI48296  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1171 San Luis Obispo USFS rd 2.1 mi E Los Machos Crk, Branch Mtn, La Panza Mtn Comment
  SFV5246  Lupinus microcarpus var. densiflorus B. C. Templeton 1959-6-6 s. n. San Luis Obispo Between Las Cruces and Lompoc. Comment
  OBI12888  Lupinus microcarpus var. horizontalis Robert F. Hoover 1967-3-27 10299 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  CDA27482  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1138 San Luis Obispo Head of Crocker Canyon, Hurricane Road, 0.9 mile northeast of junction with County Road 285. West side of Temblor Range. 0 Comment
  SEINET7063117 Image available Lupinus microcarpus var. microcarpus A. G. Vestal 1963-5-24 s.n. San Luis Obispo Road to Creston about 2 miles southeast of Route 229 and Route 58 to Santa Margarita on Pozo Road. UTM Zone 10, 721992mE, 3916413mN. (WGS84/NAD83). 354 Comment
  CDA27503  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-12 1181 San Luis Obispo El Pomar Road 0.1 mile south of junction with Vaquero Drive paralleling Salinas River, N Templeton. 0 Comment
  CDA27518  Lupinus microcarpus var. microcarpus R. Riggins 1978-4-28 1143 San Luis Obispo Atascadero-Creston Road, 1 mile east of Homestead Road, 1.9 miles east of Templeton Road. 0 Comment
  OBI48417  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1141 San Luis Obispo Just W of San Juan Crk at hwy 58 Comment
  OBI48437  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1145 San Luis Obispo Roadside, hwy 41 at entrance to Circle N Ranch 0.7 mi E Cripple Creek Rd, 8.9 mi E Templeton Rd Comment
  OBI48447  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-5 1156 San Luis Obispo Elkhorn Trl Rd (Co 285) 4.8 mi SE Hurricane Rd. W slopes Temblor Range Comment
  SBBG114115  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-12 1181 San Luis Obispo El Pomar Rd 0.1 mi S of jct with Vaquero Drive paralleling Salinas River, N of Templeton Comment
  SBBG114149  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-19 1185 San Luis Obispo rd paralleling San Juan Crk, 1.2 mi S Gillis Cyn-Camatti Cyn Rds Comment
  CLARK-A1045-1379  Lupinus nanus George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay; Morro Bay S 7.5'Q Comment
  SBBG17739  Lupinus nanus D. Emery 1950-3-31 San Luis Obispo La Panza area Comment
  SFV17449  Lupinus nanus P. M. Schiffman 1998-6-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Near Goodwin Ranch, roadside along Soda Lake Road close to Soda Lake and spiny saltbush scrub. 585 Comment
  SJSU3375  Lupinus nanus C. W. Sharsmith 1962-4-21 6848 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak, Temblor Range Comment
  POM276262  Lupinus nanus subsp. nanus Lyman D. Benson 1934-4-14 5829 San Luis Obispo Santa Maria-U.S. 101. 152 Comment
  SEINET10490842  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2291 San Luis Obispo 4 mi n of santa margarita. Comment
  UCR103799  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 1997-3-11 1478 San Luis Obispo Central Coast, NE of Los Osos, at Turri Rd & South Bay Blvd near the east edge of the water of Morro Bay 15 Comment
  OBI25126  Lupinus succulentus Casey Heinrich 1979-4-2 11 San Luis Obispo Corner of Calif and Hathway San luis Obispo 76 Comment
  SEINET10490990  Lupinus succulentus var. succulentus Duane Isely 1965-5-26 Isely 9558 San Luis Obispo Roadside shoulder and ditch, state #1, ca 5 mi nw san luis obispo co. Plants Apparently perennial, diffusely branched; standard laterally violet, medially Red-purple; wings violet; keel white, maculate; species relatively common in This area. Comment
  OBI25482  Luzula subsessilis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier 1980-5-18 14026 San Luis Obispo Arroyo de la Cruz. Ca. 1 mile E of California Rte 1 on Hearst Ranch Comment
  CDA15209  Lythrum hyssopifolia G. F. Hrusa 1998-7-21 14747 San Luis Obispo South Coast Ranges; base of bank along Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Comment
  OBI56670  Madia elegans David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27395 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  RSA680404  Madia gracilis Scott D. White, Ken McDonald 2001-5-9 8460 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  RSA517091  Madia radiata C. F. Smith 1950-3-18 2576 San Luis Obispo Near Pinole Springs SE of Shandon Comment
  UCR248801  Madia sativa Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7245 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, '4-pond Valley', Colorado Pond, c. 80 m from south refuge boundary 17 Comment
  RSA69280  Maianthemum racemosum subsp. amplexicaule Margaret Stason 1930-4-14 8938 San Luis Obispo Near Templeton Comment
  SEINET8887464  Malacothamnus fasciculatus J. H. Barber 1901-1 s.n. San Luis Obispo Santa Lucia Mountains. Comment
  RSA43054  Malacothamnus gracilis Robert F. Hoover 1946-10-29 6534 San Luis Obispo Canyon opening south into Cuyama River opposite Pioneer Grove (Santa Barbara Co.) Comment
  CAS-BOT-BC204150  Malacothamnus jonesii Alice Eastwood; John Thomas Howell 1938-6-13 5910 San Luis Obispo Calf. Canyon Comment
  SBBG114994  Malacothamnus jonesii D. Wilken with E. Painter, T. Slotta 2002-5-28 15908 San Luis Obispo Calf Cyn, along St Hwy 58, ca. 0.2 km SW of jct with St Hwy 229 400 Comment
  UCR148771  Malacothamnus jonesii Ramona Robison 2000-5-26 481 San Luis Obispo Huerhuero Creek south of Hwy 46 bridge crossing 226 Comment
  CAS-BOT-BC204168  Malacothamnus jonesii Alice Eastwood 1928-5-17 15146 San Luis Obispo Along new road to Pozo, San Luis Obispo Comment
  JEPS27047  Malacothamnus jonesii Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7426 San Luis Obispo Along grade s Bee Rock (on road from Nacimiento Dam to Bee Rock, about 2.5 mi due e of Tierra Redonda Mtn.) 335 Comment
  OBI76633  Malacothamnus jonesii Jason Dart 2004-5-13 247 San Luis Obispo Between Lake Nacimiento and Lake San Antonio, on the W side of Nacimiento Lake Rd. The location is 0.25 mi S of the Monterey County line, N of Sulpher Cyn 358 Comment
  CAS-BOT-BC345336  Malacothrix californica Alice Eastwood 1927-4-8 14334 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  SBBG45507  Malacothrix californica L. W. Edge 1972-5-8 145 San Luis Obispo N of Los Osos Valley Rd, Los Osos Comment
  CAS-BOT-BC345335  Malacothrix californica R. F. Hoover 1968-4-16 11029 San Luis Obispo Cuyama River at Gypsum Canyon bridge, north side of river Comment
  OBI54481  Malacothrix clevelandii Matthew Arterburn 1997-4-28 69 San Luis Obispo Fris Camp near Black Mtn, La Panza Range Comment
  CAS-BOT-BC347330  Malacothrix coulteri Alice Eastwood 1926-5-5 13884 San Luis Obispo Cholame Comment
  UCSB26137  Malacothrix coulteri Wilken, Dieter 1969-4-13 San Luis Obispo Elkhorn Hills, 5.4 miles north of Reyes Station along the Soda Lake Road Comment
  OBI77818  Malacothrix floccifera Jennifer Stone 1986-5-9 s.n. San Luis Obispo Cuesta Ridge E; Voucher for fire succession thesis study, Soils Science Dept, Cal Polytechnic State Univ. Site 5 Comment
  CAS-BOT-BC322491  Malacothrix incana Ernest C. Twisselmann 1959-11-2 5895 San Luis Obispo Oceano Dunes west of Oso Flaco Lake 4 Comment
  SD56802  Malacothrix incana Darley F. Howe 1963-5-18 3489 San Luis Obispo Oso Flaco Comment
  UCR264514  Malacothrix incana Mark A. Elvin, Jason Storlie 2014-10-10 7645 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, small swale/water hole c. 100 m NNW of Myrtle Pond, 250 m from Pacific Ocean 8 Comment
  SEINET11601688 Image available Malacothrix saxatilis var. altissima A. Carling s.n. San Luis Obispo Templeton Comment
  CAS-BOT-BC347848  Malacothrix saxatilis var. commutata Clare B. Hardham 1956-7-19 1169 San Luis Obispo 6 1/2 miles E. of Templeton. Creston Rte. Comment
  RSA756004  Malosma laurina David J. Keil 2000-8-30 29102 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondonada Road Comment
  OBI3218  Malva assurgentiflora Kathy Thom 1971-5-11 13 San Luis Obispo Los Osos near the bay, facing Morro Bay 0 Comment
  OBI7416  Malva assurgentiflora Greg Hassen 1976-2-17 s.n. San Luis Obispo Vacant lot on Arbutus st, in Morro Bay Comment
  OBI12342  Malva nicaeensis B. A. Smith 1966-5-11 76 San Luis Obispo 3 mi N on See Cyn Rd from Avila Beach Rd Comment
  CHSC117376  Malva sylvestris Richard R. Halse 2015-3-24 9361 San Luis Obispo Western end of the Sant Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano 3 Comment
  OBI12332  Malvella leprosa Robert F. Hoover 1965-9-19 9617 San Luis Obispo Near San Juan River, La Panza Ranch Comment
  SBBG42651  Marah fabacea M. R. Benedict 1969-3-2 San Luis Obispo N of Montana de Oro State Park Comment
  SEINET1004418  Marah fabacea George K. Helmkamp 2004-1 8278 San Luis Obispo Central Coast: Nipomo Mesa, Pomeroy Rd, 0.2 mi N of Willow Rd. 130 Comment
  UCR91800  Marah fabacea George K. Helmkamp 1996-3-15 1005 San Luis Obispo Central Coast, Los Osos, at the corner of Martingale Ave. and Buckskin Dr. 61 Comment
  OBI72584  Marah fabacea Wendy Thackery 2002-3-3 10 San Luis Obispo Broderson fire rd; NW Irish Hills, Los Osos 30 Comment
  CAS-BOT-BC213637  Mariposa simulans David D. Keck 1934-4-26 2815 San Luis Obispo La Panza Comment
  OBI80953  Marrubium vulgare Caroline Darsono-Lay, Kirsten Miller, Anna Norimoto 2015-4-23 2 San Luis Obispo Irish Hills Trail, beginning of trail (before you get to the trailhead) on teh left side over the fence Comment
  RSA0019358  Marrubium vulgare Greg Wilvert 2005-5-20 434 San Luis Obispo Southeast half of the Caliente Range: 200 m N of Padrones Cyn Rd. 839 Comment
  SEINET3867132  Marsilea vestita subsp. vestita David Keil 2000-5-24 28737 San Luis Obispo Santa Margarita Ranch. Ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road.; 0 Comment
  CAS-BOT-BC348076  Matricaria discoidea Alice Eastwood 1926-5-5 13868 San Luis Obispo Cholame Comment
  OBI29242  Matricaria discoidea David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14535 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  CAS-BOT-BC348075  Matricaria discoidea Clare B. Hardham 1957-4-19 1687 San Luis Obispo Santa Lucia Mountains. A mile west of Templeton Comment
  CAS-BOT-BC348305  Matricaria occidentalis Ernest C. Twisselmann 1958-4-29 4383 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sink at the south end of Soda Lake 609 Comment
  CAS-BOT-BC348306  Matricaria occidentalis Ernest C. Twisselmann 1958-4-29 4383 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sink at the south end of Soda Lake 609 Comment
  OBI62651  Matricaria occidentalis George Butterworth 2003-4-21 496 San Luis Obispo Carrizo Plain Natl Monument. Along Panorama Rd 2 mi N of Soda Lake rd Comment
  OBI56642  Matricaria occidentalis David J. Keil 1998-6-5 27620 San Luis Obispo Carrizo Plain. California Valley. Brentwood Trail and Soda Lake Rd. Comment
  SD71142  Medicago minima var. pubescens R. F. Hoover 1953-5-28 8324 San Luis Obispo Lopez Canyon. Comment
  OBI32112  Medicago polymorpha David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14403 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  RSA195464  Medicago polymorpha Duane Isely 1965-5-26 9575 San Luis Obispo State #1, immediately south of Cambria. Comment
  UC1129810  Medicago sativa W. A. Peterson 1936-7-9 350 San Luis Obispo Cuyama Ranch Santa Ynez Quadrangle Comment
  CAS-BOT-BC281369  Melica harfordii R. F. Hoover 1964-5-15 8885 San Luis Obispo Pine Top Mt S of San Carpoforo Creek Comment
  OBI21994  Melica imperfecta Robert F. Hoover 1967-6-4 10593 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  OBI66047  Melica imperfecta Greg Wilvert, Ben Carter 2006-5-12 552 San Luis Obispo SE Half of the Caliente Range. 0.6 km S of Padrones Spring 1207 Comment
  SBBG123904  Melica imperfecta D. Keil 1990-4-26 21395 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  SBBG93748  Melica torreyana S. A. Junak, D. Young, T. Ayers 1989-4-27 3955 San Luis Obispo USFS Rd 29S11.3, 0.1 mi W of W boundary of the Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 786 Comment
  JEPS97117  Melilotus albus M. D. Proctor and E. A. Young 1993-4-17 ROB 470 San Luis Obispo Fort Merriam, Camp San Luis Obispo Comment
  OBI31787  Melilotus indicus Turnquist, Smeltzer 1982-5-1 83 San Luis Obispo On the NE side of Laguna Lake Park Comment
  OBI31763  Mentha canadensis Smeltzer, Turnquist 1982-5-19 138 San Luis Obispo Along the Laguna Lake paved rd and the NE shoreline of lake Comment
  OBI12493  Mentzelia affinis Robert F. Hoover 1952-4-10 8115 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  UCR136723  Mentzelia affinis L. S. Rose 1925-3-25 35054 San Luis Obispo Inner Coast Range, Cholame Comment
  RSA585852  Mentzelia micrantha G. Fred Hrusa 1995-5-28 12298 San Luis Obispo Ridge immediately SW of Radio Facility 2 (Peak 1). 610 Comment
  OBI28765  Mentzelia pectinata Melissa Luckow, CNPS 1981-4-18 665 San Luis Obispo Shell Crk Rd, 2 mi from jctn with Hwy 58 Comment
  CAS-BOT-BC428917  Micranthes californica Ernest C. Twisselmann 1956-4-3 2612 San Luis Obispo La Panza Range. Upper Navajo Canyon. 740 Comment
  LA212247  Micromeria douglasii Lee Haines; 1958-5-31 s.n. San Luis Obispo S Santa Luica Mountains. 579 Comment
  RSA0026924  Micropus californicus Marcus E. Jones 1883-5-6 s.n. San Luis Obispo San Luis Obispo. Comment
  JEPS35275  Microseris bigelovii R. F. Hoover 1948-4-14 7443 San Luis Obispo coast w Cambria Comment
  OBI51223  Microseris bigelovii Jan Barber 1994-4-23 157 San Luis Obispo San Simeon State Park Comment
  RSA0020756  Microseris campestris Greg Wilvert 2005-4-17 283 San Luis Obispo 400 m S of Quail Spring Reservoir. 899 Comment
  SBBG54829  Microseris douglasii subsp. douglasii D. Keil, M. McLeod 1979-4-27 13043 San Luis Obispo Mt San Luis Obispo Comment
  SBBG94114  Microseris douglasii subsp. douglasii S. A. Junak 1990-4-26 4218 San Luis Obispo E edge of Cuesta Ridge Botanical Area, N of USFS Rd 29S11.3, ca. 2.7 mi W of US Hwy 101, N of KSBY TV towers 746 Comment
  SBBG96657  Microseris douglasii subsp. douglasii D. A. Young, S. Junak, T. Ayers 1989-4-27 1953 San Luis Obispo ca. 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical Area Comment
  UC53968  Microseris douglasii subsp. tenella Mrs. R. W. Summers 1885-4-20 San Luis Obispo Comment
  JEPS7078  Mimulus androsaceus R. F. Hoover 1952-5-11 8186 San Luis Obispo e side La Panza Range; Navajo Creek District Comment
  OBI5481  Mimulus aurantiacus var. aurantiacus Sharon Jochums 1974-4-3 77 San Luis Obispo W of hwy 1 just N of San Simeon Point Comment
  POM43871  Mimulus aurantiacus var. aurantiacus Marcus E. Jones 1882-5-8 s.n. San Luis Obispo San Luis Obispo. Comment
  JEPS50753  Mimulus aurantiacus var. aurantiacus Rimo Bacigalupi 1967-6-27 9299 San Luis Obispo first canyon 1/3 mi n San Carpoforo Canyon (along Calif. State Highway #1) 45 Comment
  UCSB22228  Mimulus aurantiacus var. aurantiacus McMinn, H. 1947-5-25 San Luis Obispo About 5.6 miles southwest of Templeton on road to Cayucos via Santa Rita Canyon 274 Comment
  JEPS87326  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-5-26 1088 San Luis Obispo 6.0 mi w Nacimiento Lake Drive (along Adelaida Road) 560 Comment
  HSC81376  Mimulus aurantiacus var. pubescens David J. Keil 1983-10-30 18042 San Luis Obispo Rocky canyon creek, E of Atascadero. Comment
  JEPS15602  Mimulus aurantiacus var. pubescens Rimo Bacigalupi with G. Thomas Robbins 1954-5-13 4456 San Luis Obispo slopes above Calf Canyon (along county road 5.6 mi s of Creston and 7.2 mi ne of Santa Margarita) 457 Comment
  RSA161686  Mimulus aurantiacus var. pubescens Verne Grant, Karen Grant 1963-6-8 63 -12 San Luis Obispo Growing on rocky cliffs in upper part of chaparral zone in La Panza range Comment
  RSA435538  Mimulus cardinalis Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo. Comment
  UCR40841  Mimulus cardinalis E. A. Wise 1981-6-27 730 San Luis Obispo Alamo Creek near Twitchell Res. 212 Comment
  OBI8498  Mimulus guttatus R. D. McCall 1978-10-21 6 San Luis Obispo In Reservoir Cyn Comment
  SEINET3929539  Mimulus guttatus David Keil 1987-5-6 20126 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  UCR118339  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2000-9-2 5966 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon, 2.2 mi west of Los Osos Valley Road 137 Comment
  OBI39706  Mimulus guttatus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, and Richard Pimentel 1982-5-8 15978 San Luis Obispo 5.5 mi E of jctn with Santa Rosa Crk rd on dirt rd leading to Cypress mtn via Steiner Crk. 2.4 mi W of Warrens' cabin (at base of mtn) Comment
  SBBG7016  Mimulus latidens C. B. Hardham 1957-5-10 1900 San Luis Obispo 1.5 mi W of Templeton, York Mtn Rd Comment
  UCSB17365  Mimulus rattanii Hardham, Clare 1961-5-18 San Luis Obispo Santa Lucia Mountains; Pine Mt. north of Cambria Comment
  CAS-BOT-BC388818  Minuartia douglasii R. F. Hoover 1964-5-11 8786 San Luis Obispo Road to Hi Mt. from Pozo-Arroyo Grande summit Comment
  OBI32965  Minuartia douglasii David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16985 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  UC883585  Monardella breweri L. R. Abrams 1913-7-20 5048 San Luis Obispo near Templeton Comment
  UC1124540  Monardella breweri subsp. lanceolata C. A. Graham 1939-5-19 572 San Luis Obispo 1/2 mile E of Tajea Spring, Los Padres National Forest, Branch Mt. Quadrangle Comment
  CDA17894  Monardella crispa Austin Griffiths, K. G. & G. J. Jones 1986-5-3 s.n. San Luis Obispo Vandenberg Air Force Base; Low-narrow sandridge few hundred yards west of Little Coreopsis Hill. 0 Comment
  SEINET10582037  Monardella crispa A. Graff 1993-7-7 Graff 145 San Luis Obispo Pismo Dunes Vegetation Preserve. Enter at the north end, through the housing development, above Arroyo Grande Creek. T32S,R12E. Monardella crispa spans the entire Preserve in the transition zone between vegetated dunes and bare dunes. Sometimes grows exposed, sometimes under Salix sp. Locally infrequent to abundant, with Juncus sp., Salix sp., Camissionia cheiranthifolia. Comment
  CAS-BOT-BC220375  Monardella palmeri R. F. Hoover 1946-6-15 6146 San Luis Obispo Rinconada Mine, betw. Santa Margarita and Pozo Comment
  CAS-BOT-BC220380  Monardella palmeri C. Butterworth; Clare B. Hardham 1960-7-5 6394 San Luis Obispo Edges of Cuesta Sargent Cypress forest 822 Comment
  JEPS98036  Monardella palmeri Clare B. Hardham 1964-7-5 San Luis Obispo Burnett Peak Comment
  SEINET10582120  Monardella palmeri A. Graff 1993-7-9 Graff 163 San Luis Obispo Los Padres National Forest, Cuesta Ridge. Hillside below TV towers, before the entrance to the Cuesta Ridge Botanical Area. T29S,R12E,S35. Locally infrequent, patchy, on serpentine; hugs shrubs. With Cupressus sp., Quercus sp., Arctostaphylos sp., grasses. Past bloom. Comment
  SEINET10582124  Monardella palmeri A. Graff 1993-7-7 Graff 137 San Luis Obispo On the ridge between Perfumo and See Cyns., 5 miles in on Perfumo Cyn. Rd. from its intersection with Los Osos Rd., on the right roadside. T31S,R11E,S2. Locally rare at the base of shrubs on serpentine. Past bloom. Comment
  OBI58395  Monardella sinuata subsp. sinuata Austin P. Griffiths, Gaylord Jones, Kathleen Jones, Kathryn Bay 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit. Just in from SW corner; E of Shark Inlet southerly tip, Morro Bay Comment
  UCR13783  Monardella sinuata subsp. sinuata George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  OBI62540  Monardella sinuata subsp. sinuata Bernard Miossi 1939-8-4 141 San Luis Obispo In field near Indian Knob 137 Comment
  OBI58450  Monardella undulata Austin P. Griffiths, M. McLeod 1987-4-23 18129 San Luis Obispo Guadalupe Dunes. Along sandy stabilized ridge immed S of Eucalyptus meadow 0.25 mi W of RR Comment
  UCD125247  Monardella undulata Austin P. Griffiths 1986-5-25 s.n. San Luis Obispo San Luis Obispo County: near southwest corner of sandplain dune scrub, but several hundred meters northeast along bisecting trail; Morro Bay Sandspit. Comment
  OBI58396  Monardella undulata subsp. undulata Austin P. Griffiths, K. G. Jones 1986-5-3 s.n. San Luis Obispo Callender Switching Station PG&E on Hwy 1, +/- 7 mi S of Oceano 100 Comment
  SEINET11263738  Monardella undulata var. frutescens Lewis S. Rose 1950-5-13 50126 San Luis Obispo Oso Flaco Lake region.; 0 Comment
  OBI78259  Monardella villosa subsp. obispoensis Robert F. Hoover 1946-8-3 6260 San Luis Obispo Above Perfumo Cyn, San Luis range Comment
  RSA735791  Monardella villosa subsp. obispoensis Steve Boyd 2007-2-17 11720 San Luis Obispo Los Padres National Forest along Pozo Road about 2 miles east of Pozo Summit, in Marian Creek drainage. 671 Comment
  RSA122021  Monardella villosa subsp. obispoensis H. C. Lee 1936-6-1 645 San Luis Obispo 2 miles NE of Musicks 610 Comment
  SBBG93666  Monardella villosa var. obispoensis T. J. Ayers, S. Junak, D. Young 1989-4-27 717 San Luis Obispo just W of [Cuesta Ridge] Botanical Area western boundary, under powerline Comment
  UC1576786  Monolopia congdonii Dean Wm. Taylor with Glenn L. Clifton 1988-3-12 9385 San Luis Obispo 2 mi ne of Wells Ranch Carrizo Plain; Wells Ranch USGS 7 1/2 Quadrangle 701 Comment
  OBI30156  Monolopia lanceolata Robert J. Rodin 1962-4-1 6832 San Luis Obispo about 4 mi E of Cholame Comment
  SBBG124146  Monolopia lanceolata D. Wilken with E. Painter 2011-4-20 17939 San Luis Obispo ridge top ca. 2.7 km E of Padrones Spring, 1.5 km NNW of Quail Spring Reservoir 301 Comment
  SEINET9345413  Monolopia lanceolata Unknown 2000-4-10 15321 San Luis Obispo Hills above and to W of Swain pasture. Disturbed margin of arroyo through silty shale. UTM: 11S, 3882873 N, 0255686 E Comment
  SFV15510  Monolopia lanceolata I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 363 San Luis Obispo Carrizo Plain South end of Carrizo Plain. 22.0 miles north on Soda Lake Road from junction with Highway 166. 670 Comment
  UCR25475  Monolopia lanceolata R. E. Steele 1977-1-30 5 San Luis Obispo Cuyama Valley along W side of Soda Lake Rd 16 mi north of Rt. 166. 732 Comment
  CAS-BOT-BC349554  Monolopia lanceolata Roxana S. Ferris 1955-5-23 12810 San Luis Obispo Cammattii Canyon road, 1.6 mi. N of its junction with Creston-La Panza road Comment
  JEPS18656  Monolopia lanceolata Eben MacMillan 1951-3-10 San Luis Obispo Wreden Ranch, junction of San Luis Obispo County and Kern County 762 Comment
  SJSU3376  Monolopia lanceolata C. W. Sharsmith 1962-4-21 6854 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak, Temblor Range Comment
  UCD134598  Monolopia lanceolata Jaime Kneitel 1995-3-25 6 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 100 meters off Selby Road. 610 Comment
  UCD134580  Monolopia stricta Justin Albert 1993-4-3 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain, between Caliente and Temblor Ranges and CA Highways 58 and 166. Near Soda Lake Road around 2 miles past Simmler intersection. 650 Comment
  SBBG117483  Montia fontana E. Painter, M. Wetherwax, J. Greenhouse 2001-4-16 CR 181 San Luis Obispo S of McMillan Airfield, E of Generals Rd; Camp Roberts 284 Comment
  OBI78309  Morus alba Cheryl A. Boatman 1965-4-10 4 San Luis Obispo Cultivated in garden in Paso Robles 197 Comment
  RSA205088  Mucronea californica S. Carlquist 1969-7-1 4329 San Luis Obispo 5.5 miles south of Oceano Comment
  SBBG36978  Mucronea californica Henry Chapman Ford 1893-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG99058  Mucronea californica C. F. Smith 1951-4-19 3021 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  UC410841  Mucronea californica Alice Eastwood 1928-4-16 13101 San Luis Obispo Morro Bay Comment
  UCD170317  Mucronea californica 1999-8-11 99- 359 San Luis Obispo San Luis Obispo County: Central Coast, Montana de Oro State Park, south of Morro Bay. 61 Comment
  UCR24795  Mucronea californica George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Los Osos: just north of Martingale Avenue and Buckskin Drive 61 Comment
  JEPS13557  Mucronea californica Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5185 San Luis Obispo 1.7 mi s Geneseo School (along road from Geneseo School to Creston); East Branch of Huerhuero Creek 323 Comment
  UC454068  Mucronea californica I. J. Condit 1910-7-23 San Luis Obispo Arroyo Grande Sand Hills Comment
  CAS-BOT-BC415987  Mucronea perfoliata R. F. Hoover 1946-6-16 6174 San Luis Obispo West edge of Carrizo Plai, at top of grade leading from San Juan River Comment
  RSA585724  Mucronea perfoliata F. L. Johnson 1993-5-24 ROB- 552 San Luis Obispo Sulphur Spring Rd. in middle of Area R; Topography: ravine; Comment
  UC1927767  Muilla maritima David Keil with Kathleen Keil 2002-3-29 29776 San Luis Obispo Lopez Reservoir. Vicinity of 35.20391 N x 120.47009 W Comment
  UC454447  Muilla maritima I. J. Condit 1911-5-13 San Luis Obispo Price Canyon Comment
  SBBG122344  Myosurus minimus D. Keil, K. A. Keil 1998-4-4 26568 San Luis Obispo Carrizo Plain N of Soda Lake, vernal pool field along Cambria Rd, ca. 0.2 mi S of Belmont Trail Comment
  OBI76622  Myriopteris intertexta Michael Walgren 2012-9-20 285 San Luis Obispo Off Old Crk Rd near Cayucos, on Montecito Rd, roughly two mi E of its jctn with Old Crk rd 129 Comment
  SD112181  Najas marina Darley F. Howe 1965-11-7 4156 San Luis Obispo Oso Flaco Lake. Comment
  OBI43477  Najas marina Eric Wise 1982-5-17 1490 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  RSA0103357  Nama californica Robert F. Hoover 1952-5-24 8209 San Luis Obispo Caliente Ridge. On summit ridge west of peak. Comment
  SBBG104501  Nassella cernua F. L. Johnson, E. A. Young 1993-5-24 ROB 68 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1133142  Nassella cernua C. M. Belshaw 1936-3-17 1627 San Luis Obispo 2.2 mi se Nipomo (Plot 3); Nipomo Quadrangle 205 Comment
  CAS-BOT-BC259844  Nassella cernua Ernest C. Twisselmann 1954-4-29 1118 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 655 Comment
  RSA0018646  Nassella cernua Joan Stewart 1995-4-1 338 San Luis Obispo Carrizo Plain Comment
  SBBG93816  Nassella lepida S. A. Junak 1990-5-15 4326 San Luis Obispo W side of upper middle fork of Chorro Crk, along old rd on W side of Pick and Shovel Mine, ca. 0.1 mi S of ruins 588 Comment
  UC1133164  Nassella lepida E. Armstrong 1934-4-1 1146 San Luis Obispo 6 mi w Pozo; Pozo Quadrangle Comment
  CAS-BOT-BC260018  Nassella lepida Clare B. Hardham 1961-5-26 7264 San Luis Obispo Santa Lucia Mountains. Lime Mountain, Adelaida Comment
  RSA431863  Nasturtium officinale F. H. Elmore 1938-8-4 351 San Luis Obispo Avila; Port San Luis. Comment
  SBBG10434  Nasturtium officinale F. L. Johnson, N. A. McCarty 1993-10-14 ROB 716 San Luis Obispo Chorro Crk in cantonment area; Camp San Luis Obispo Comment
  OBI14960  Nasturtium officinale Robert F. Hoover 1949-5-7 7660 San Luis Obispo Piedras Blancas Point (just N of) Comment
  UC1602113  Navarretia atractyloides Rev. R. W. Summers San Luis Obispo Comment
  UC1731187  Navarretia hamata subsp. parviloba Dean W. Taylor 1994-6-16 14451 San Luis Obispo Nipomo Mesa (ca. 2 air mi WNW of Highway 101 at Nipomo); vacant lots of partially developed subdivision along Willow Road 0.2 mi N of junction with Pomeroy Road (opposite 1111 Willow Rd.) Comment
  UC1124114  Navarretia jaredii H. C. Lee 1937-5-10 921 San Luis Obispo 2 mi se San Miguel; San Luis National Forest, Paso Robles Quad. 228 Comment
  UC1023817  Navarretia jaredii R. F. Hoover 1946-6-2 6129 San Luis Obispo quite near La Panza Ranch (no far from San Juan River, La Panza District, e of pine belt); La Panza District Comment
  OBI69822  Navarretia mellita D. R. Miller 1993-7-15 793 -36 San Luis Obispo Pine Mt Region. At Ocean View-Mine area N slope of Pine Mt Comment
  OBI66345  Navarretia mellita David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26274 San Luis Obispo Los Padres National Forest. La Panza Mountains. Fringe of Machesna Mountain Wilderness. Ridge along road past Castle Crags and slopes below to south. Comment
  UC127289  Navarretia nigelliformis subsp. radians Benj. Cobb 1907-1 6 San Luis Obispo Paso Robles Comment
  UC1392630  Navarretia squarrosa R. F. Hoover 1969-8-15 11550 San Luis Obispo Los Osos Valley Comment
  SBBG107176  Nemacladus gracilis C. B. Hardham 1962-5-10 10 -087 San Luis Obispo intersection of Shell Crk and Camatta Rds, E of Creston Comment
  OBI20994  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi, G. T. Robbins 1954-5-19 4504 San Luis Obispo E Fork Huerhuero Crk at crossing of road 1.1 mi S of Geneseo School, 3 mi N of Creston 305 Comment
  OBI13913  Nemophila menziesii Robert F. Hoover 1952-4-8 8079 San Luis Obispo La Panza District Comment
  UC54858  Nemophila menziesii Mrs. R. W. Summers 1882-4 San Luis Obispo Morro Bay Comment
  CDA16883  Nemophila pedunculata G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  OBI74302  Nemophila pedunculata Theo Fitanides, Anthony Baniaga 2010-4-10 107 San Luis Obispo Tierra Redonda Mtn BLM ACEC 609 Comment
  JEPS99174  Nepeta cataria Clare B. Hardham 1958-9-6 3930 San Luis Obispo Cambria Santa Lucia Mountains Comment
  SBBG40336  Nicotiana acuminata var. multiflora R. F. Hoover 1969-7-12 11442 San Luis Obispo Salinas River at Paso Robles Comment
  UC1392923  Nicotiana acuminata var. multiflora R. F. Hoover 1969-7-12 11442 San Luis Obispo bed of Salinas River (at Paso Robles); Paso Robles Comment
  OBI9168  Nicotiana acuminata var. multiflora Robert F. Hoover 1969-7-13 11460 San Luis Obispo 2 mi S of Atascadero Comment
  OBI72572  Nicotiana glauca Jillian C. Boettcher 2002-4-29 12 San Luis Obispo Avila beach. Cliffs lining Old Port Beach across from the Avila Beach Pier 3 Comment
  JEPS119360  Nicotiana quadrivalvis R. Snyder, K. Soler 2012-7-3 CA 160 -20 San Luis Obispo On Elkhorn Rd. at CPNM; enter from S at Highway 166 onto Soda Lake Rd.Take first right onto Elkhorn road (sign not marked.) Stay to the right, then turn left at the T-shaped intersection. Continue ~1 mi plants growing on both sides of road for 1-2 mi. Comment
  OBI65180  Nicotiana quadrivalvis Greg Wilvert 2005-6-14 480 San Luis Obispo SE Half of the Caliente Range. Quail Spring Rd 965 Comment
  OBI4301  Notholithocarpus densiflorus var. densiflorus Felice Morich 1969-4-21 94 San Luis Obispo TV Road Cuesta Summit 464 Comment
  UC310388  Oemleria cerasiformis Philip A. Munz 1925-3-25 9197 San Luis Obispo Morro Creek Comment
  UCD113657  Oemleria cerasiformis Roman Gankin; W. R. Russell 1962-2-22 342 San Luis Obispo San Luis Obispo County: Northern part of county. Hill just south of Arroyo de la Cruz, 1/2 mile east of State Route 1 and 9.4 miles northwest of entrance to Hearst State Historical Monument. Comment
  OBI10142  Oemleria cerasiformis R. A. Reasoner 1969-2-22 13 San Luis Obispo 5 mi off Los Osos Valley rd into Prefumo Cyn, morning sun 61 Comment
  UCSB12274  Oenanthe sarmentosa Haller, John 1961-6-1 San Luis Obispo Oso Flaco Lake, 3.6 mi W of California state highway 1, 0.5 mi inland from ocean, about 5 mi south of Oceano Comment
  OBI11887  Oenothera deltoides Eben McMillan 1952-4-30 72 San Luis Obispo Commatra Crk, 12 mi S, 3 mi E Shandon. 2 locations covering 1/4 acre Comment
  OBI78344  Oenothera elata subsp. hookeri Larry Kelly, David J. Keil 1988-10-1 248 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  JEPS23631  Orobanche californica subsp. condensa Clare B. Hardham 1957-6-14 2272 San Luis Obispo Cottonwood Pass. Comment
  CDA41997  Orobanche californica subsp. grandis Ken Kimble 1961-5-25 s.n. San Luis Obispo Near Nipomo. 0 Comment
  OBI56500  Orobanche californica subsp. jepsonii D. R. Miller 1991-7-16 791 -10 San Luis Obispo Along ridge rd on E slope of Pine Mtn (across and up from Ridge Gate) 914 Comment
  OBI53134  Orobanche californica subsp. jepsonii Lynne Dee Oyler, David J. Keil 1988-6-23 554 San Luis Obispo Upper Perfumo Cyn Rd near summit Comment
  POM89482  Orthocarpus densiflorus var. obispoensis Philip A. Munz, D. D. Keck 1926-4-9 10244 San Luis Obispo 0.5 mi east of Pismo Beach. 15 Comment
  PASA153  Orthocarpus erianthus Margaret Stason 1930-4-13 San Luis Obispo Fields near San Luis Obispo Comment
  SBBG9340  Osmorhiza brachypoda C. B. Hardham 1959-5-9 4457 San Luis Obispo Camp Natoma Comment
  SD186273  Oxalis corniculata G. K. Helmkamp 2003-7-31 806 San Luis Obispo West edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road. 14 Comment
  OBI32981  Oxalis corniculata David J. Keil, Malcolm McLeod, and CNPS Rare Plant Committee 1983-5-1 16956 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  SBBG119641  Oxalis corniculata subsp. corniculata M. Wetherwax, E. Painter 2000-4-21 SLO 49 b San Luis Obispo K-1 Training Area, saddle between Cerro Romualdo and Cerro Chumash; Camp San Luis Obispo 120 Comment
  OBI82139  Oxalis micrantha D. R. Miller 2016-5-1 1149 San Luis Obispo Somewhat localized area on northern end of Moonstone Beach Dr., Cambria. Across street from 7200 Moonstone Beach Dr. 50 Comment
  OBI32170  Oxalis pilosa David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14359 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  CAS-BOT-BC318243  Packera breweri Ernest Christian Twisselmann 1962-4-29 7023 San Luis Obispo Choice Valley Hills: North side of Salt Canyon 586 Comment
  CAS-BOT-BC121287  Paeonia californica W. R. Dudley 1902-4-4 s.n. San Luis Obispo Woods near Cambria Comment
  UCSB2034  Paeonia californica Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Above Pozo Creek, 2 miles northeast of Pozo, La Panza Range 472 Comment
  UCSB52733  Paeonia californica Callaway, R.; Ryan, P. 1987-2-19 San Luis Obispo On north side of Parkhill Road approx. 2.5 miles east of Hwy. 58, north of Santa Margarita 457 Comment
  OBI8719  Parietaria hespera Robert F. Hoover 1946-6-16 6173 San Luis Obispo W edge of Carrizo Plain, at top of grade leading from San Juan River. At base of sandstone cliffs Comment
  UCR41412  Passiflora tarminiana A. C. Sanders 1985-11-30 5952 B San Luis Obispo Central Coast, Cambria. Roadside on a wooded hill w/ scattered residences, west of Hwy 1 near Shamel Park Comment
  SJSU3353  Pectocarya heterocarpa C. W. Sharsmith 1962-4-21 6820 San Luis Obispo Panorama Hills near foot of Recruit Canyon, Temblor Range Comment
  SEINET12275817  Pectocarya linearis I. W. Clokey, Clokey, C. B. 1937-1 5829 San Luis Obispo SE corner San Luis Obispo Co 800 Comment
  OBI28781  Pectocarya penicillata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14514 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  SBBG87659  Pectocarya setosa C. F. Smith 1950-4-28 2689 San Luis Obispo grade near Syncline Hill Comment
  PASA1956  Pectocarya setosa M. Stason, F. Brubaker 1930-4-14 219 San Luis Obispo Temblor mountains, eastern San Luis Obispo Co. Comment
  UCR1395  Pedicularis densiflora Frank C. Vasek 1960-4-10 600410- 09 San Luis Obispo Central Coast, At TV tower, c. 3 miles along dirt road leading west from La Cuesta Summit, off Hwy 101 800 Comment
  OBI75134  Pedicularis dudleyi David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14011 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
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Dec 30 2019
  OBI5291  Pelargonium X hortorum Elizabeth Gollub 1973-12-10 50 San Luis Obispo W side of Business Admin Bldg Comment
  PGM2888  Pelargonium grossularioides Vern Yadon 1987-4-15 San Luis Obispo Ragged Pt Highway 1, Plants roadside Comment
  OBI68368  Pelargonium grossularioides David J. Keil 2003-8-23 30286 San Luis Obispo Arroyo Grande. North of Wal-Mart shopping center along West Branch Street in vicinity of small pond in catchment basin Comment
  CAS-BOT-BC69237  Pellaea andromedifolia W. R. Dudley 1905-1-2 s.n. San Luis Obispo near Chrome Mine Comment
  CAS-BOT-BC71458  Pellaea mucronata L. R. Abrams 1920-5-12 7430 San Luis Obispo Pine Ridge Summit, Santa Lucia Mts. Comment
  OBI22086  Pennisetum setaceum Robert F. Hoover 1964-7-11 9189 San Luis Obispo San Luis Obispo, by roadside on Hwy 1 (Santa Rosa St) just W of town Comment
  OBI22976  Pennisetum setaceum Richard Teague 1979-11-3 11 San Luis Obispo Found off hwy 1, in field 91 Comment
  OBI31541  Penstemon centranthifolius Joy Nishida 1982-6-5 418 San Luis Obispo American Cyn Campground 536 Comment
  UC27417  Penstemon centranthifolius F. Guirado 1861-4-10 412 San Luis Obispo Nipomo Comment
  SBBG38680  Penstemon centranthifolius C. Bornstein, E. Collins 1994-4-23 San Luis Obispo Huerhuero Rd, 5.7 mi S of St Hwy 58 Comment
  SBBG107274  Penstemon heterophyllus C. B. Hardham 1959-6-10 4809 San Luis Obispo shale hills, Santa Barbara Rd, Atascadero Comment
  OBI58847  Penstemon heterophyllus var. australis David J. Keil 1998-8-24 28016 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  OBI74351  Penstemon heterophyllus var. heterophyllus Theo Fitanides, Matthew Johnson 2010-5-22 185 San Luis Obispo Tierra Redonda Mtn BLM ACEC 436 Comment
  UC1285363  Pentachaeta fragilis R. F. Hoover 1952-5-24 8216 San Luis Obispo along ridge west of peak; Caliente Mt. Comment
  OBI80290  Pentagramma triangularis Jordan Collins 2014-11-17 5 San Luis Obispo Near the Cal Poly campus in San Luis Obispo along Poly Canyon Road. Comment
  RSA0019347  Pentagramma triangularis subsp. triangularis Greg Wilvert 2005-5-11 414 San Luis Obispo Southeast half of the Caliente Range: 1.3 km SW of Semper Spring. 1026 Comment
  SBBG104298  Pentagramma triangularis subsp. triangularis M. D. Proctor, E. A. Young 1993-3-19 ROB 250 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  CAS-BOT-BC419070  Persicaria lapathifolia Clare B. Hardham 1958-9-6 3924 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  OBI36824  Persicaria punctata Eric Wise 1981-7-27 996 San Luis Obispo Greengate ponds. Orcutt Rd Comment
  UCD126731  Petunia parviflora Malcolm A. Nobs; S. Galen Smith 1949-6-24 866 San Luis Obispo San Luis Obispo County: Atascadero Lake. Comment
  OBI37283  Petunia parviflora Eric Wise 1981-9-1 1070 b San Luis Obispo Turri Rd, 2.4 mi W of Los Osos Valley Rd Comment
  SBBG107028  Phacelia C. B. Hardham 1959-4-12 4222 San Luis Obispo Cambria pine woods Comment
  OBI13846  Phacelia brachyloba Robert F. Hoover 1952-6-10 8242 San Luis Obispo Black Mtn, La Panza Range Comment
  OBI13845  Phacelia brachyloba Aart C. De Vos 1963-5-7 105 San Luis Obispo 4 (+/-) mi NE of Santa Margarita Comment
  OBI13835  Phacelia ciliata var. ciliata Eben McMillan 1952-3-15 9 San Luis Obispo Choice Valley, 2 mi S and 9 mi E of Shandon Comment
  OBI77737  Phacelia cryptantha Robert F. Hoover 1967-6-4 10594 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI19539  Phacelia distans Glen Holstein 1970-4-26 7 San Luis Obispo 1 mi S of Oso Flaco Lake Comment
  RSA83107  Phacelia distans Verne Grant, Alva Grant 1948-5-28 8546 San Luis Obispo 5 miles south of Oceano on Guadalupe road. Comment
  UC1069238  Phacelia distans W. A. Peterson 1937-3-20 633 San Luis Obispo Syncline Hill La Panza Quadrangle Comment
  UC2027003  Phacelia distans Greg Wilvert 2005-3-26 38 San Luis Obispo Southeast Half of the Caliente Range. Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range Comment
  UCR131480  Phacelia distans June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, highway south of Morro Bay toward Los Osos 40 Comment
  OBI13816  Phacelia distans Eben McMillan 1952-4-30 71 San Luis Obispo Shell Crk 12 I S, 1.5 mi E of Shandon Comment
  RSA0019342  Phacelia douglasii Greg Wilvert 2005-5-11 405 San Luis Obispo Southeast half of the Caliente Range: 1.3 km SSW of Semper Spring. 1169 Comment
  LA88541  Phacelia douglasii O. H. Kappler; 1945-4-22 785 San Luis Obispo Nipomo, Sanata Maria Valley Comment
  OBI38296  Phacelia douglasii var. douglasii David J. Keil 1985-5-5 18754 San Luis Obispo Black Lake Cyn on Nipomo SE of Oceano Comment
  RSA0024935  Phacelia fremontii Greg Wilvert 2005-4-25 328 San Luis Obispo 0.7 kilometers NW of Wells Canyon. 882 Comment
  UC1069316  Phacelia fremontii P. L. Johannsen 1937-4-13 1037 San Luis Obispo 2 mi e Whites (Plot 123); McKittrick Quadrangle Comment
  OBI2188  Phacelia fremontii Eben McMillan 1952-3-23 14 San Luis Obispo Red Eagle Mine. Wilson Corner. 12 mi S of Shandon Comment
  OBI54465  Phacelia grisea Matthew Arterburn 1997-4-16 53 San Luis Obispo Top of Black Mtn, La Panza Range Comment
  UC1285030  Phacelia grisea R. F. Hoover 1965-6-17 9429 San Luis Obispo ridge nw Cuesta Pass; Santa Lucia Range Comment
  RSA518216  Phacelia grisea Steven A. Junak, Tina J. Ayers 1989-7-14 4114 San Luis Obispo Cuesta Ridge Botanical Area: extreme north edge of Botanical Area, at end of powerline road 0.4 mile southwest of intersection with Tassajera Creek Road; intersection is 1.8 miles west of Highway 101. 506 Comment
  SD130595  Phacelia grisea Steven A. Junak, Tina J. Ayers 1989-7-14 4114 San Luis Obispo Cuesta Ridge Botanical Area: Extreme north edge of Botanical Area, at end of powerline road 0.4 mile southwest of intersection with Tassajera Creek Road; intersection is 1.8 miles west of Highway 101. 505 Comment
  SBBG48481  Phacelia imbricata L. W. Edge 1974-6-10 457 San Luis Obispo upper Prefumo Cyn Comment
  UC24424  Phacelia imbricata W. H. Brewer April 1861 459 San Luis Obispo San Luis Obispo Comment
  UC52173  Phacelia imbricata Mrs. R. W. Summers 1886-4-23 San Luis Obispo edge of Ostrea Titan fossil bed Santa Margarita Comment
  UC956800  Phacelia imbricata L. Constance and C. Ritchie Bell 1951-3-30 3370 San Luis Obispo approx. 6 mi e Highway 1; San Simeon Creek 457 Comment
  CAS-BOT-BC194953  Phacelia imbricata var. imbricata R. F. Hoover 1947-5-30 7230 San Luis Obispo Huasna River just below confluence of Arroyo Seco Comment
  OBI35448  Phacelia malvifolia var. loasifolia Melody Dickens 1981-3-30 68 San Luis Obispo On Morro Rock, Morro Bay. In various locations at S face near base Comment
  OBI37984  Phacelia malvifolia var. loasifolia David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18603 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  UCR132761  Phacelia ramosissima George K. Helmkamp 2003-7-29 8031 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UCR159851  Phacelia ramosissima var. ramosissima George K. Helmkamp, E. A. Helmkamp 2005-6-12 9634 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  RSA201164  Phacelia rattanii Clare B. Hardham 1961-5-26 7134 San Luis Obispo Franklin Creek, west of Adelaide. Comment
  OBI54276  Phacelia tanacetifolia George Butterworth 1995-4-27 43 San Luis Obispo Carrizo Plain Natural Area. T32S, R20E, S30, NE Qtr Comment
  SBBG49061  Phacelia tanacetifolia J. Copeland 1974-3-10 1058 San Luis Obispo Grand View Mesa, Nipomo (Gate's Property) Comment
  UC52174  Phacelia tanacetifolia Mrs. R. W. Summers 1882-3-17 San Luis Obispo lower slopes San Luis Mt. Comment
  OBI78702  Phalaris aquatica David J. Keil 2013-8-28 31980 San Luis Obispo Morro Bay State Park. Along Turri Road near Chumash Trail trailhead 7 Comment
  OBI80085  Phalaris aquatica David J. Keil, V. L. Holland 2013-6-12 31814 San Luis Obispo Adelaida Cellars Vineyard and Walnut Grove Comment
  UCD88330  Phalaris aquatica Ernest C. Twisselmann 1963-12-13 9205 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  CAS-BOT-BC258991  Phalaris californica W. A. Silveus 1938-6-25 3681 San Luis Obispo Above Cambria Pines Comment
  OBI2541  Phalaris californica Larry E. Brown 1970-3-17 1745 San Luis Obispo In Hazard Cyn near Montana de Oro State Park Comment
  UCSB22813  Phalaris californica Flinck, Al; Smith, Dale 1966-4-22 San Luis Obispo East of Cambria in the Santa Lucia Mtns. Comment
  OBI59104  Phalaris paradoxa David J. Keil 1998-6-12 27785 San Luis Obispo Morro Bay State Park. Park Ridge area W of Holister Peak, near quarry trail. Comment
  UC564191  Phlox gracilis Roxana S. Ferris 1935-3-29 9103 San Luis Obispo 2 mi s Simmler; Carriso Plain Comment
  CAS-BOT-BC219571  Pholisma arenarium Ernest C. Twisselmann 1955-10-1 2429 San Luis Obispo At south end of Morro Bay 3 Comment
  OBI23135  Pholisma arenarium Robert J. Rodin 1962-5-2 6854 San Luis Obispo At S end of Morro Bay Comment
  JEPS9628  Pholisma arenarium Ernest N. Wilcox 1931-4-27 San Luis Obispo Morro Bay Dunes Comment
  OBI35663  Pholisma arenarium S. M. Inman 1983-7-20 86 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  RSA701035  Pholisma arenarium Keith E. Hoffmaster 1935-7-1 670 San Luis Obispo 7 mi So. of Arroyo Grande. Comment
  OBI31241  Pholistoma auritum var. auritum Julie M. Vanderwier 1978-5-18 33 San Luis Obispo Indian Knob Tar Sands Comment
  OBI72272  Pholistoma auritum var. auritum Anthony Baniaga, Daniel Chavez 2010-3-14 36 San Luis Obispo Tierra Redonda Mtn BLM ACEC 369 Comment
  OBI7626  Pholistoma auritum var. auritum Christian Smith 1974-5-10 s.n. San Luis Obispo Reservoir Cyn Comment
  UCR122156  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2000-4-21 5467 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI65066  Pholistoma membranaceum Greg Wilvert 2005-4-23 288 San Luis Obispo SE Half of the Caliente Range. Above Lawson Spring 857 Comment
  SBBG14748  Pholistoma membranaceum E. C. Twisselmann 1962-3-18 6705 San Luis Obispo hills at the summit of Palo Prieto Cyn 655 Comment
  UC1583740  Phoradendron densum David Keil with Rhonda Riggins, Richard A. Pimental, and D. R. Doc Miller 1985-4-27 18671 San Luis Obispo n. Rocky Butte lookout (18.4 mi. from CA Rte. 1 along San Simeon Creek Rd.) 731 Comment
  RSA760729  Phragmites australis David J. Keil 1998-9-4 28100 San Luis Obispo Salinas River at Hwy 41 bridge in Atascadero. Comment
  JEPS114098  Phyla nodiflora var. nodiflora J. Olson 2000-6-27 San Luis Obispo Camp Roberts. SE corner of vernal pool exclosure containing LCTA plot 130, next to northeast side of Perimeter Road, 0.1 mile toward Poop Out Road. Comment
  OBI10123  Physocarpus capitatus Robert F. Hoover 1958-4-23 8464 San Luis Obispo Santa Rosa Crk W of Templeton Comment
  SBBG87965  Physocarpus capitatus C. F. Smith 1988-5-10 12125 San Luis Obispo rd bordering Santa Rita Crk, ca. midway between Cayucos and Templeton Comment
  OBI64178  Pilularia americana David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29303 San Luis Obispo Camp Roberts "Bee Rock vernal pools" southeast of junction with perimeter road and Bee Rock Rd. Vicinity of 36 deg. 46.381' x 120 deg. 47.138' W Comment
  UC1311705  Pinus attenuata Robert J. Rodin 1962-5-8 6867 San Luis Obispo on ridge 4 mi se of Cuesta Summit Comment
  OBI62792  Pinus coulteri W. Kent Allender 1962-12-17 s.n. San Luis Obispo Near burn area, Cuesta Summit N of US 101, San Luis Obispo Comment
  OBI22732  Pinus radiata Ray Mckelvey unk 18 San Luis Obispo Hwy 1 near Cambria Comment
  CAS-BOT-BC80006  Pinus radiata Carl B. Wolf 1934-11-2 6215 San Luis Obispo N.E. corner of Warwick & Coventry Sts., Cambria 45 Comment
  NY62458  Pinus radiata J. T. Howell 1964-6-28 40723 San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SBBG104344  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 641 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  OBI37715  Pistacia atlantica Ann Turnquist 1980-5-26 63 San Luis Obispo Ecological study area, Poly Canyon Comment
  OBI37716  Pistacia atlantica Eric Wise 1980-5-15 185 San Luis Obispo 10 m from creek and 200 m west of catle guard on north slope of Poly Canyon Comment
  OBI11676  Pittosporum undulatum Bonnie M. Thompson 1962-2-27 61 San Luis Obispo Cal Poly Campus, San Luis Obispo cultivated Comment
  OBI11675  Pittosporum undulatum Bonnie M. Thompson 1963-11-20 551 San Luis Obispo Calif State Polytechnic College, post office Comment
  OBI27962  Pittosporum undulatum Joan Coffey 1972-5-19 28 San Luis Obispo 123 Crandall Way, San Luis Obispo Comment
  UC1285001  Plagiobothrys arizonicus R. F. Hoover 1949-4-2 7574 San Luis Obispo near summit Cottonwood Pass Comment
  OBI73098  Plagiobothrys bracteatus David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28663 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  OBI73281  Plagiobothrys bracteatus David J. Keil 2000-5-24 28722 San Luis Obispo Comment
  UCR101633  Plagiobothrys canescens George K. Helmkamp, E. A. Helmkamp 1998-4-8 3223 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  UCR32563  Plagiobothrys collinus David J. Keil 1982-6-26 16198 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  UC2013243  Plagiobothrys collinus var. fulvescens David Keil 1998-4-16 26768 San Luis Obispo Los Padres National Forest 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Road. Comment
  UC639028  Plagiobothrys fulvus var. campestris Bernard Miossi 1940-3-19 226 San Luis Obispo four mi s Santa Margarita (e-facing slope near Hwy 101) 365 Comment
  CDA16201  Plagiobothrys leptocladus G. F. Hrusa, K. Kugge, G. Butterworth 1999-4-18 14996 A San Luis Obispo Carrizo Plain; Padrone Canyon Rd, S end of Carrizo Plain. 777 Comment
  SD244645  Plagiobothrys nothofulvus David Keil 1988-3-19 20403 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. 29 Comment
  OBI23301  Plagiobothrys nothofulvus J. T. Arnold 1965-4-11 56 San Luis Obispo Headwaters of Prefumo Cyn, sec 2, T31S, R11E Comment
  OBI56781  Plagiobothrys tenellus David J. Keil 1986-4-13 19185 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy. Comment
  UCR47709  Plagiobothrys tenellus F. R. Fosberg 1929-4-13 S- 1248 A San Luis Obispo Central Coast/South Coast Range, 20 mi. from Santa Maria on the road to Maricopa 244 Comment
  OBI42205  Plagiobothrys trachycarpus David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19455 San Luis Obispo Santa Margarita Ranch. Ca. 5 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1986 Comment
  RSA79580  Plagiobothrys trachycarpus F. W. Peirson 1925-3-25 5669 San Luis Obispo Morro Creek Divide. 427 Comment
  SBBG107215  Plantago C. B. Hardham 1958-9-2 3914 San Luis Obispo Stenner Crk near reservoir Comment
  OBI37930  Plantago erecta David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18580 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  UCR38896  Plantago indica David J. Keil, E. A. Wise 1982-7-2 16251 San Luis Obispo Central Coast, Nipomo Mesa area west of Pomeroy Rd along Black Lake Canyon trail Comment
  OBI60491  Plantago major Larry Kelly, David J. Keil 1988-10-1 250 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  JEPS7589  Plantago maritima var. californica R. F. Hoover 1947-8-13 7371 San Luis Obispo s of Hazard Canyon Comment
  CAS-BOT-BC91967  Platystemon californicus Alice Eastwood; John Thomas Howell 1936-5-6 2223 San Luis Obispo Chorro Creek. Comment
  CAS-BOT-BC91982  Platystemon californicus Eben McMillan 1957-4-17 34 -14 San Luis Obispo At the foot of Caliente Mountain, southern Carrisa Plains. 838 Comment
  CAS-BOT-BC92007  Platystemon californicus Brandegee 1889-6-1 s.n. San Luis Obispo San Simeon. Comment
  JEPS86730  Platystemon californicus Paul Sugnet 1988-3-4 San Luis Obispo near Soda Lake Road Carrizo Plains; Wells Ranch Quad., Carrizo Plains 640 Comment
  LA105483  Platystemon californicus Barry A. Prigge; 1989-4-19 8628 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca. 2.8 mi. up San Bernardo Creek Road from State Highway 1 106 Comment
  UC1126479  Platystemon californicus P. L. Johannsen 1936-3-22 732 San Luis Obispo 1.75 mi sw San Luis Obispo; San Luis Obispo Quad. 106 Comment
  UCD96025  Platystemon californicus A. A. Beetle Date unknown s.n. San Luis Obispo San Luis Obispo County. Comment
  CAS-BOT-BC91969  Platystemon californicus Alice Eastwood; John Thomas Howell 1936-5-8 2299 San Luis Obispo 3 miles east of Pozo. Comment
  CAS-BOT-BC91998  Platystemon californicus W. R. Ernst 1958-3-29 234 San Luis Obispo About 5.2 miles east of the La Panza Camp Ground along the La Panza-Pozo road. Comment
  SEINET8719636 Image available Platystemon californicus Tom Hendrix 1937-1 109 San Luis Obispo 3.2 miles northeast of Black Mountain, Pozo 503 Comment
  UCR115778  Plectritis brachystemon George K. Helmkamp, E. A. Helmkamp 2000-4-20 5385 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  SBBG104569  Plectritis congesta subsp. brachystemon M. D. Proctor, E. A. Young 1993-4-11 ROB 376 San Luis Obispo Camp Roberts lookout tower S of Twin Bridges; Camp Roberts Comment
  OBI66897  Poa annua David J. Keil, with Kathleen A. Keil 2001-4-20 29345 San Luis Obispo Shell Creek Road ca. 0.5 mile north of Highway 58 457 Comment
  OBI22975  Poa annua Richard Teague 1979-10-20 9 San Luis Obispo Found in Morro Bay back yard 122 Comment
  UCSB54168  Poa bulbosa Costley, M. 1985-4-19 San Luis Obispo Nipomo Mesa in the stabilized back dune 30 Comment
  OBI58889  Poa diaboli Erik Frenzel 2001-4-14 19 San Luis Obispo Rancho Pecho y Islay (PG&E Diablo Canyon Lands). 0.2 mi inland from coastal road along Crowbar Cyn. Rd. at mouth of Crowbar Cyn. 122 Comment
  CDA11461  Poa howellii G. F. Hrusa 1995-5-28 12221 San Luis Obispo Black Butte Research Natural Area. Ridge immediately WNW of and leading to Peak 2. Comment
  SBBG109913  Poa howellii C. B. Hardham 1958-5-22 2955 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  CAS-BOT-BC246694  Poa howellii R. F. Hoover 1964-5-11 8768 San Luis Obispo 2 mi. sw. of Pozo on road to Arroyo Grande Comment
  OBI34375  Poa howellii Ruth E. Davis 1964-4-24 63 San Luis Obispo See Cyn, about 9 mi from San Luis Obispo Comment
  OBI75065  Poa secunda David J. Keil 1988-3-19 20402 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  UCR100923  Poa secunda George K. Helmkamp, E. A. Helmkamp 1998-4-8 3211 San Luis Obispo Elkhorn Grade Rd, 6.3 mi. NW of jct with Calif. hwy 33 (roughly west of Maricopa) 549 Comment
  RSA659262  Poa secunda David J. Keil 1981-4-9 14288 San Luis Obispo 1 mile from junction with Pozo Road on Las Pilitas Road. Comment
  CAS-BOT-BC243079  Poa secunda subsp. secunda Clare B. Hardham 1957-4-2 1615 San Luis Obispo Santa Lucia Mountains. Willow Creek Comment
  CAS-BOT-BC243099  Poa secunda subsp. secunda Clare B. Hardham 1961-5-18 7104 San Luis Obispo Santa Lucia Mountains. Between Rocky Butte and Pine Mountain Comment
  UC578615  Poa secunda subsp. secunda H. S. Yates 1936-3-27 5397 A San Luis Obispo 1 mi nw Syncline Hill; La Panza Quadrangle 762 Comment
  UCD91646  Poa secunda subsp. secunda John Thomas Howell 1958-4-28 33019 San Luis Obispo San Luis Obispo County: Carrisa Plains, just S of Soda Lake. Comment
  UCR91693  Polycarpon tetraphyllum George K. Helmkamp 1996-4-25 1069 San Luis Obispo Between Calif. Hwy 1 and the ocean, 1.5 mi north of Piedras Blancas Lighthouse, near the N border of the county. 15 Comment
  SBBG1683  Polygonum aviculare C. B. Hardham 1956-11-12 1522 San Luis Obispo Atascadero Lake Comment
  UC2027520  Polypodium californicum Josh Willems 2013-3-2 1 San Luis Obispo Poly Canyon; near creek at entrance to architecture graveyard. Comment
  UC1296371  Polypodium californicum R. F. Hoover 1947-1-27 6604 San Luis Obispo 6 mi s San Luis Obispo Comment
  UCSB29330  Polypodium californicum Phelps, M. 1972-4-14 San Luis Obispo Near coast across from entrance to Hearst Castle 6 Comment
  SDSU2793  Polypogon interruptus D. F. Howe 1977-5-16 4942 San Luis Obispo Arroyo de la Cruz near bridge on #1. Comment
  OBI34376  Polypogon monspeliensis Ruth Davis 1964-5-24 110 San Luis Obispo Cal Poly campus near the swine unit Comment
  CAS-BOT-BC237328  Polypogon monspeliensis Clare B. Hardham 1959-6-20 4833 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  OBI43267  Polypogon monspeliensis Eric Wise 1981-8-7 1048 San Luis Obispo Poso Ortega lake Comment
  OBI43402  Polypogon monspeliensis Eric Wise 1981-6-27 765 San Luis Obispo Cuyama River, 4.7 mi W of Pine Cyn Comment
  OBI22188  Polypogon viridis Robert F. Hoover 1964-9-16 9308 San Luis Obispo Cal Poly Campus in San Luis Obispo Comment
  RSA760733  Polypogon viridis David J. Keil 2000-6-28 28832 -2 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, W of California Highway 1. Comment
  UC1296380  Polystichum imbricans subsp. curtum R. F. Hoover 1964-6-12 9050 San Luis Obispo near Rocky Butte Fire Lookout Rocky Butte Fire Lookout Comment
  OBI35725  Populus fremontii Allison Berry 1984-5-4 165 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI9888  Populus fremontii R. R. La Belle 1967-10-10 43 San Luis Obispo Laguna Lake, NE of lake Comment
  OBI75298  Populus trichocarpa David J. Keil 2011-3-5 30973 San Luis Obispo Cambria. Edge of Santa Rosa Creek riparian corridor along west side of California Route 1 5 Comment
  SBBG133035  Potamogeton nodosus D. Keil 2000-5-25 287421 San Luis Obispo ca. 4.2 mi S of railroad crossing (In Santa Margarita) on Pozo Rd; Santa Margarita Ranch Comment
  OBI80856  Potentilla anserina David J. Keil 1992-1 22926 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  SDSU9119  Potentilla anserina subsp. pacifica S. B. Norton 1992-3-8 8 III92B San Luis Obispo Near entrance to Pismo Dunes SVRA, OSO Flaco Lake Road. 12 Comment
  OBI55374  Prunus cerasifera David J. Keil 1998-4-2 26535 San Luis Obispo East-West Ranch, Cambria Comment
  SBBG44606  Prunus fasciculata var. punctata L. W. Edge 1972-4-20 122 San Luis Obispo near Callender Comment
  OBI53999  Prunus fasciculata var. punctata Clifton F. Smith 1952-4-25 3286 San Luis Obispo W of Nipomo and N of Guadalupe Comment
  OBI10057  Prunus ilicifolia Unknown 1960-5-12 s.n. San Luis Obispo Price Cyn (S of Edna) Comment
  UC1925824  Prunus virginiana var. demissa David Keil 1999-5-27 28351 -2 San Luis Obispo US 101 ca. 1.3 miles NW of Cuesta Pass, ca. 0.4 miles south of Tassajara Creek Road. Comment
  CAS-BOT-BC156351  Prunus virginiana var. demissa Ernest C. Twisselmann 1954-5-7 1185 San Luis Obispo McLean Canyon: Rock [S1/2ring] Spring, 4 miles southwest of Carneros Rocks 914 Comment
  UC771721  Pseudognaphalium beneolens R. F. Hoover 1946-8-25 6346 San Luis Obispo Price Canyon Comment
  OBI53828  Pseudognaphalium biolettii Arthur W. Hazebrook 1993-1-9 187 San Luis Obispo Nipomo dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and crk areas, and adj pioneer dunes. Along base of stabilized dune SW of Oso Flaco Lake Comment
  OBI60070  Pseudognaphalium biolettii David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  OBI34077  Pseudognaphalium californicum Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  OBI38068  Pseudognaphalium luteoalbum David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18155 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  OBI77566  Pseudognaphalium ramosissimum Melody Dickens 1980-7-4 48 BH San Luis Obispo Black Hill, Morro Bay State Park. Along Black Hill trl Comment
  OBI79946  Pseudognaphalium ramosissimum David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31859 San Luis Obispo Montana de Oro State Park. Along Coon Creek trail between trailhead and riparian corridor 35 Comment
  OBI82441  Pseudognaphalium ramosissimum David J. Keil 2016-2-6 33447 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  CAS-BOT-BC361556  Pseudognaphalium stramineum Clare B. Hardham 1956-7-15 1186 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  OBI65686  Pseudognaphalium stramineum D. R. Miller 1994-6-16 694 -458 San Luis Obispo Pine Mt Region. In hartmans spring area, E slope of Pine Mt; Tobacco Crk drainage 732 Comment
  CAS-BOT-BC361715  Psilocarphus brevissimus var. brevissimus Ernest C. Twisselmann 1955-4-26 1907 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sinks 2 miles north of Soda Lake, Carrisa Plains [Carrizo Plain] 640 Comment
  OBI74986  Pterostegia drymarioides Michael Walgren 2011-3-3 218 San Luis Obispo Los Osos Oaks state reserve off Los Osos Valley rd near Los Osos. 48 Comment
  OBI35639  Pterostegia drymarioides S. M. Inman 1983-5-17 63 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  CAS-BOT-BC36519  Quercus Chester Dudley 1927-7-25 s.n. San Luis Obispo San Carpoforo Creek Comment
  OBI67864  Quercus X jolonensis E. L. Painter & M. Wetherwax, Dieter H. Wilken, David J. Keil, J. Greenhouse 2000-3-9 CR- 193 San Luis Obispo Camp Roberts. Near southern installation boundary road, north of San Marcos rd, W of Generals rd 280 Comment
  UC1135308  Quercus agrifolia H. C. Lee 1936-2-29 441 San Luis Obispo Arroyo Grande Creek San Luis Obispo National Forest, Arroyo Grande Quad. 106 Comment
  CAS-BOT-BC61746  Quercus agrifolia W. R. Dudley 1905-1-6 s.n. San Luis Obispo on row from Klau's mine Comment
  OBI3900  Quercus agrifolia var. agrifolia Elizabeth Rudd 1971-10-1 319 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI5484  Quercus agrifolia var. agrifolia Sharon Jochums 1974-4-10 115 San Luis Obispo West of hwy 1 on marine terrace of San Simeon Point Comment
  OBI65957  Quercus agrifolia var. agrifolia Wendy Thackery, Stacey Smith & Paul Corsi 2003-7-9 42 San Luis Obispo S of Morro Bay on Hwy 1. Beyond Gilardi Rd on ranch road N of hwy 1 138 Comment
  CDA20421  Quercus berberidifolia J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres National Forest, Cuesta Ridge East. 0 Comment
  SBBG119096  Quercus berberidifolia E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 62 San Luis Obispo W side of Chorro Reservoir, above tributary of Chorro Crk; Camp San Luis Obispo 200 Comment
  SBBG104927  Quercus douglasii D. A. Young, F. L. Johnson 1992-6-16 ROB 32 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  UCD45708  Quercus douglasii J. M. Tucker 1947-10-4 1631 San Luis Obispo At the top of the Temblor Range, elevation ca. 3000 feet, 13.4 miles (by road) west of McKittrick, in San Luis Obispo County, California. 914 Comment
  UCD45769  Quercus douglasii Bert Wilson 1984-11-1 s.n. San Luis Obispo La Panza Mtns., next to Camatta Creek, 2 miles south of Hwy 58. T29S, R16E. 1500 ft. elev. 457 Comment
  OBI14289  Quercus douglasii Robert F. Hoover 1960-12-18 8529 San Luis Obispo PIne Mt above San Simeon Comment
  OBI7619  Quercus douglasii Christian Smith 1975-6-1 s.n. San Luis Obispo Along Hwy 58 about 2 mi from Santa Margarita Comment
  CAS-BOT-BC94133  Quercus durata Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo Entrance of Reservoir Canyon (Canon) Comment
  OBI28200  Quercus durata var. durata Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts. E Cuesta Ridge, 3.05 mi SE of Hwy 101 Comment
  CAS-BOT-BC94613  Quercus garryana R. F. Hoover 1957-7-19 8390 San Luis Obispo Trail to Cypress Mt. from Cambria-Adelaida road Comment
  CDA35910  Quercus john-tuckeri D. Ragan 2007-6-6 007 -5 San Luis Obispo South Coast Ranges; Hills on W side of US Hwy 101 about 2 mi. N of Paso Robles between Wild Rose Lane and Stockdale Rd. 304 Comment
  UCSB33062  Quercus john-tuckeri Nixon, Kevin; Steele, Kelly 1979-3-29 San Luis Obispo 4 miles west of Paso Robles on Peachy Canyon Rd. Comment
  UC1135728  Quercus lobata H. C. Lee 1936-5-14 603 San Luis Obispo 2.75 mi ese Huasna School; Nipomo Quad. 228 Comment
  OBI28078  Quercus lobata Allison Berry/ Carrie Wilson 1982-5-9 25 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of Ca rte 101 on CA tre 58-Santa Margarita site to R of Rd; 50 yds from RR tarcks Comment
  OBI14237  Quercus palmeri Robert F. Hoover 1964-11-15 9326 San Luis Obispo Santa Lucia Range; 4 mi W of Paso Robles on Peachy Cyn rd Comment
  OBI65828  Quercus parvula var. shrevei D. R. Miller 1994-3-31 394 -154 San Luis Obispo Pine Mtn Region. ON 'property' but slopes Pine Mt, Tobacco drainage 700 Comment
  UCR32062  Quercus wislizeni David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, L. Seek 1982-5-8 16032 San Luis Obispo Santa Lucia Mtns (Coast Ranges), Cypress Mountain, east of Cambria Comment
  CDA8526  Rafinesquia californica S. V. Wright 1965-5-19 San Luis Obispo Robert Hahn property, Davis Canyon. 0 Comment
  CAS-BOT-BC379000  Ranunculus arvensis R. F. Hoover 1947-5-2 7114 San Luis Obispo Atascadero Comment
  OBI32205  Ranunculus californicus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14396 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UC54828  Ranunculus californicus Mrs. R. W. Summers April 1885 San Luis Obispo San Luis Obispo Comment
  UCR121528  Ranunculus californicus George K. Helmkamp 2002-4-21 7485 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  UCR123168  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2002-4-19 7422 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  POM97367  Ranunculus californicus P. A. Munz 1926-4-8 10142 San Luis Obispo Paso Robles Comment
  HSC18132  Ranunculus californicus var. californicus W. S. Pierce 1963-4-10 16 San Luis Obispo E of Portola Rd. (N end), Atascadero Comment
  UC1953327  Ranunculus muricatus David Keil 1998-4-13 26688 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Lawn area between Engineering East and Computer Science buildings. Comment
  SEINET6626604  Raphanus sativus J. M. Rominger 1990-3-16 3692 San Luis Obispo Near Cambria 3 Comment
  UC455765  Raphanus sativus unknown 1906-4-16 San Luis Obispo California Polytechnic School Comment
  OBI26494  Raphanus sativus Kathlene Henry 1979-7-26 4 San Luis Obispo Shell Beach. 500 ft from the Pacific Ocean 15 Comment
  OBI60892  Rapistrum rugosum Debbie James 2002-5-20 17 San Luis Obispo Roadside Calif Ave, 1/4 mi S of Foothill Blvd 100 Comment
  UC615030  Rhus trilobata Beryl O. Schreiber 1934-4-1 1072 San Luis Obispo near Pozo (on road to Santa Margarita) Comment
  UC1127378  Ribes aureum H. C. Lee 1937-4-10 821 San Luis Obispo 2 mi sw Templeton; Paso Robles Quadrangle Comment
  SBBG2757  Ribes divaricatum var. pubiflorum C. B. Hardham 1959-3-14 4066 San Luis Obispo Arroyo de la Cruz Comment
  SBBG72029  Ribes divaricatum var. pubiflorum R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  UC1127327  Ribes malvaceum T. M. Hendrix 1937-4-19 36 San Luis Obispo 4 1/4 mi ne Pozo; Los Padres National Forest, Pozo Quadrangle Comment
  RSA176811  Ribes malvaceum var. viridifolium D. E. Breedlove 1963-3-22 4276 San Luis Obispo 8 miles E of Pozo, La Panza Range. Comment
  CAS-BOT-BC212255  Ribes quercetorum Ellsworth Bethel 1920-4-5 s.n. San Luis Obispo Paso Robles Comment
  OBI65109  Ribes quercetorum Greg Wilvert 2005-4-30 367 San Luis Obispo SE Half of Caliente Range; 1.1 km SE of Padrones Spring 1098 Comment
  CAS-BOT-BC144629  Ribes sanguineum var. glutinosum Ellsworth Bethel 1920-4-7 s.n. San Luis Obispo Santa Margarita Comment
  UC1127600 Image available Ribes sanguineum var. glutinosum C. M. Belshaw 1936-3-22 1686 San Luis Obispo 1 1/2 mi ssw Loma Pelona Hill; Nipomo Quadrangle Comment
  UC11552  Ribes sanguineum var. glutinosum W. H. Brewer 1861-4-12 431 San Luis Obispo Arroyo Grande Comment
  SD67303  Ribes sanguineum var. glutinosum Darley F. Howe 1967-4-7 4330 San Luis Obispo 112.5 miles from Santa Margarita on road to Pozo. 427 Comment
  UCR31917  Ribes sericeum David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, et al. 1982-5-8 15944 San Luis Obispo Santa Lucia Mtns (Coast Ranges), 2.35 mi. east of junction of Santa Rosa Creek Road with Fiscalini Ranch Road, on dirt road up Cypress Mtn. Comment
  OBI69129  Ribes sericeum Clare B. Hardham 1960-2-25 5207 San Luis Obispo 9.1 mi E of Cambria woods. Santa Rosa Creek Comment
  CDA25577  Ribes speciosum T. Kono, S. Ayoub 1979-2-14 San Luis Obispo South of Morro Bay, near Los Osos. 0 Comment
  SBBG109976  Rigiopappus leptocladus C. B. Hardham 1957-5-12 1918 San Luis Obispo trail to Green's Lake Comment
  SBBG110390  Rigiopappus leptocladus C. B. Hardham 1971-6-26 18148 San Luis Obispo near Black Mtn Comment
  UC1927810  Rorippa palustris var. occidentalis David Keil, Kathleen Keil 2002-3-29 29777 San Luis Obispo Lopez Reservoir. Vicinity of 35.20391 N x 120.47009 W Comment
  CAS-BOT-BC74845  Rorippa palustris var. palustris R. F. Hoover 1966-5-14 9852 San Luis Obispo Oso Flaco Lake. Comment
  RSA586438  Rosa californica F. L. Johnson, D. A. Young 1992-7-17 ROB 0036 San Luis Obispo Sulphur Spring Road in middle of Area R Comment
  SBBG4446  Rosa californica C. Bornstein, D. Kershaw 1998-8-4 San Luis Obispo El Chorro Regional Park, Dairy Crk area, Eagle Rock Trail 106 Comment
  UC52283  Rosa californica Mrs. R. W. Summers 256 San Luis Obispo Coast Hills San Luis Obispo Comment
  OBI31021  Rubus ursinus Julie M. Vanderweir 1979-5-4 147 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC157002  Rubus ursinus Alice Eastwood; John Thomas Howell 1938-6-14 5938 San Luis Obispo Serrano Canyon Comment
  OBI10849  Rumex acetosella R. D. Brister 1964-3-8 24 San Luis Obispo San Luis Obispo Comment
  UC1392601  Rumex acetosella R. F. Hoover 1969-7-19 11499 San Luis Obispo s of Pismo Creek (near Pismo Beach) Comment
  UC455632  Rumex acetosella I. J. Condit 1908-7-6 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC422075  Rumex acetosella Clare B. Hardham 1956-4-4 358 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Cayucos Rd. Comment
  CAS-BOT-BC416364  Rumex californicus R. F. Hoover 1947-5-31 7250 San Luis Obispo Navajo Creek, east side of La Panza Range Comment
  OBI36782  Rumex conglomeratus Eric Wise 1981-6-11 536 San Luis Obispo Little Morro Crk, Morro Bay Comment
  OBI31694  Rumex crispus Smeltzer, Turnquist 1982-4-12 30 San Luis Obispo On the SE side of Laguna lake park from the roadway over to the base of hill Comment
  CAS-BOT-BC433606  Rumex hymenosepalus R. F. Hoover 1967-4-9 10417 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain. Comment
  UC1070538  Rumex hymenosepalus H. C. Lee 1936-4-4 548 San Luis Obispo 3 mi s Nipomo; Santa Luis Obispo National Forest, Nipomo Quad. 60 Comment
  CAS-BOT-BC433605  Rumex hymenosepalus R. F. Hoover 1968-4-17 11043 San Luis Obispo Eastern part of Cuyama Valley Comment
  OBI40120  Rumex pulcher David J. Keil 1981-5-31 s.n. San Luis Obispo County Educational Facility at Rancho el Chorro Comment
  OBI79915  Rumex salicifolius David J. Keil, with Mike Walgren 2012-9-8 31535 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  OBI31531  Rumex salicifolius Joy Nishida 1982-5-29 407 San Luis Obispo American Cyn. .2 mi S of campground 518 Comment
  RSA613936  Rupertia physodes George K. Helmkamp 1997-3-8 1443 San Luis Obispo SE of Los Osos. Swift Ranch, starting ca. 2 mi. S of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  OBI81085  Ruppia cirrhosa Michael Walgren 2015-10-16 447 San Luis Obispo Cayucos Creek in the town of Cayucos. Growing on the ocean side of the bridge at N Ocean Ave 1 Comment
  OBI32966  Sagina decumbens subsp. occidentalis David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16986 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI49947  Sagittaria latifolia Eric Wise 1982-5-17 1487 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  CAS-BOT-BC103273  Salix bonplandiana Ernest C. Twisselmann 1970-4-21 16388 San Luis Obispo Cholame Creek, 0.4 mile above Parkfield 640 Comment
  OBI75778  Salix exigua David J. Keil, with Kathleen A. Keil 2003-3-29 30099 B San Luis Obispo Shell Creek area, ca. 0.5 miles north of jubction with Highway 58 Comment
  UC536870  Salix laevigata M. E. Jones 1934-4-5 San Luis Obispo Pismo Beach Comment
  CDA1803  Salix lasiolepis D. G. Kelch 2007-2-19 7 .073 San Luis Obispo Serpentine canyon; along S side of Hwy 41, 10 km E of Hwy 1. Comment
  OBI36896  Salix lasiolepis Eric Wise 1981-9-29 1282 San Luis Obispo Black Lake cyn at hwy 1 Comment
  CAS-BOT-BC107125  Salix lasiolepis Ernest C. Twisselmann 1956-2-9 2506 San Luis Obispo Jack Creek near foot of York Mountain, Santa Lucia Range 182 Comment
  OBI37267  Salix lasiolepis Eric Wise 1983-3-12 1703 San Luis Obispo Villa Crk, N of Cayucos Comment
  RSA585903  Salix lasiolepis F. L. Johnson, M. D. Proctor 1993-2-20 ROB- 150 San Luis Obispo 1 km NW of Chorro Res. Comment
  SEINET10396496  Salix lasiolepis R. W. Summers 1882-1-23 s.n. San Luis Obispo San Luis Mountain. Comment
  CAS-BOT-BC124822  Salix lasiolepis var. lasiolepis Ira L. Wiggins 1929-4-13 3423 San Luis Obispo Along Salinas River 5 miles north of Paso Robles Comment
  CAS-BOT-BC128211  Salix lucida W. R. Dudley 1902-4-5 s.n. San Luis Obispo Near Miles Station, Port Harford R.R. Comment
  UCR161970  Salix lucida subsp. lasiandra George K. Helmkamp, E. A. Helmkamp 2005-2-12 8895 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, 765 Mesa View Drive, along Calif. Highway 1, 0.3 mi south of Mesa View Drive SE of Oceano/Arroyo Grande 79 Comment
  OBI78728  Salix melanopsis Michael Walgren 2013-9-13 335 San Luis Obispo Creek bed of Arroyo de la Cruz west of Highway One 14 Comment
  UCR265753  Salix sitchensis Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7630 San Luis Obispo Central Coastal: Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, c. 250 m from Pacific Ocean 9 Comment
  CAS-BOT-BC126475  Salix sitchensis W. R. Dudley 1905-1-5 s.n. San Luis Obispo Creek near Cypress Springs Comment
  CAS-BOT-BC126476  Salix sitchensis T. J. Ayers; S. Junak; D. Shaw 1989-5-10 723 San Luis Obispo Los Padres National Forest; just N of Pick and Shovel Mine along western fork of stream at Dead Miners Camp Comment
  OBI70513  Salsola australis G. F. Hrusa 2005-9-10 16635 San Luis Obispo Cholame Hills. Steep slope above Bitterwater Rd, S of Blackwell corner 579 Comment
  UCD125481  Salvia carduacea Scott Horiuchi; Kelly Robinson 1996-4-27 12 San Luis Obispo San Luis Obispo County: Carrizo Plain natural area, 18 mi from junction of Soda Lake Rd. and Hwy. 166/33, on Soda Lake Rd. Comment
  CDA16351  Salvia carduacea G. F. Hrusa 2000-4-11 15338 San Luis Obispo Carrizo Plain; Hills immediately N between Swain wash and Swain pasture. 0 Comment
  OBI13568  Salvia carduacea Robert F. Hoover 1950-4-2 7791 San Luis Obispo W edge of Carrizo Plains W of Simmler Comment
  SEINET9313578  Salvia carduacea Unknown 2000-4-11 15338 San Luis Obispo San Luis Comment
  OBI56766  Salvia columbariae David J. Keil 1986-4-13 19189 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  SBBG119400  Salvia columbariae E. Painter 2000-4-18 SLO 187 San Luis Obispo between Primera and La Trinidad mines; Camp San Luis Obispo 440 Comment
  OBI3322  Salvia leucophylla Neil Havlik 1970-5-10 560 San Luis Obispo Arroyo Seco, E of Huasna Valley, about 2 mi E of the Huasna River bridge 274 Comment
  OBI31155  Salvia mellifera Julie M. Vanderwier 1978-5-5 6 San Luis Obispo Indian Knob Tar Sands Comment
  RSA725396  Salvia mellifera Tim Thibault, Ryan Gilmore, Josh Koepke 2006-10-6 494 San Luis Obispo Cuesta Ridge 641 Comment
  RSA128086  Salvia mellifera Clare B. Hardham 1957-4-25 1723 San Luis Obispo Cypress Mt. Comment
  RSA17822  Salvia mellifera Carl B. Wolf 1929-4-15 3546 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  UCR119856  Salvia sonomensis David J. Keil, Fire ecology class 1986-4-8 19141 San Luis Obispo Central Coast, BLM land on east side of Santa Margarita Lake 427 Comment
  OBI13514  Salvia spathacea Jesse Arnold 1964-2-9 6 San Luis Obispo E side of Bishop Peak Comment
  OBI51242  Salvia spathacea Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .31 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  POM96517  Salvia spathacea P. A. Munz 1926-4-8 10128 San Luis Obispo Canyon at Paso Robles. Comment
  OBI20092  Sambucus nigra subsp. caerulea Monna Haugen 1971-5-10 7 San Luis Obispo Poly Canyon, approx. 1/2 mi N of Cal Poly campus Comment
  OBI51331  Sambucus nigra subsp. caerulea Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-15 5 .11 San Luis Obispo N central section of San Simeon State Park Comment
  OBI6656  Sambucus nigra subsp. caerulea Greg Hassen 1975-7-15 28 San Luis Obispo West side of Poly canyon Road in clay soil. Comment
  OBI8756  Sanicula arguta Robert F. Hoover 1958-3-6 8412 San Luis Obispo Between Morro Bay and Cayucos, (South of mouth of Toro crk). Comment
  POM83032  Sanicula arguta Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  JEPS199  Sanicula arguta W. L. Jepson 1927-4-26 11965 San Luis Obispo Cuesta Pass Santa Lucia Mts. 478 Comment
  OBI8790  Sanicula arguta Robert F. Hoover 1958-3-3 8410 San Luis Obispo Steiner crk at mouth of Serrano cyn on open slope. Comment
  OBI75109  Sanicula bipinnata Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 725 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna river crosses the road. Comment
  POM203698  Sanicula bipinnata I. L. Wiggins 1932-3-21 5803 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  OBI75851  Sanicula bipinnatifida Al Lindholm 1971-4-11 170 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. 1/2 mi SE of Geode Mtn. NE slope, Geode Mtn 520 Comment
  RSA0042906  Sanicula bipinnatifida LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6281 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  OBI55098  Sanicula crassicaulis L. Constance, Robert F. Hoover 1950-6-20 3349 San Luis Obispo Paso Robles crk, 5.5 mi W of Templeton on Cayucos Rd. 305 Comment
  SEINET13945167 Image available Sanicula crassicaulis C. Ritchie Bell 1952-1 1252 San Luis Obispo On slopes several miles west of San Luis Obispo. Comment
  UC1022480  Sanicula crassicaulis C. Ritchie Bell 1952-3-23 3 X363 San Luis Obispo 4 mi n of San Luis Obispo (to e of U.S. Hwy 101) Comment
  UCR161357  Sanicula laciniata George K. Helmkamp, E. A. Helmkamp 2005-3-8 9074 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 Comment
  OBI83037  Sanicula maritima LynneDee Althouse 2016-3-28 6029 San Luis Obispo Patch accessed near Meadow Street and Mitchell Drive, via public easement to the north side of South Hills Natural Reserve Space, in the City of San Luis Obispo, California. 73 Comment
  UCR39155  Sanicula simulans David J. Keil, M. McLeod 1980-3-8 13703 San Luis Obispo Central Coast/Coast Range, Along O'Connor Way, west of Cerro Romualdo, across the road from Rocky Top Ranch Comment
  UC2026910  Santolina chamaecyparissus David Keil 1993-6-12 24177 San Luis Obispo Along Prado Road Comment
  UC1167568  Saxifraga californica Roger Q. Landers, John R. Swanson, Roy L. Taylor, John H. Weiler Mar 30 1959-Apr 3 1959 4015 San Luis Obispo 1.5 mi n of Santa Margarita Creek (bridge on Hwy 101) Comment
  CAS-BOT-BC283122  Schedonorus arundinaceus Ernest C. Twisselmann 1955-6-5 2087 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo, Temblor Range and the Western San Joaquin Valley 665 Comment
  CAS-BOT-BC94556  Schismus arabicus R. C. Wenk 2007-4-2 578 San Luis Obispo Carrizo Plain Monument. Swain pasture, along Soda Lake Road, 4.2 miles E of turnoff to KCL camprgound 624 Comment
  UCSB40293  Schismus arabicus Cowan, Clark 1975-4-20 San Luis Obispo 100 yds. from the end of a dirt road, 150 yds. NE. of Soda Springs Rd., 8 mi. NW. of junction with Hwy. 166, Carrizo Plain Comment
  CAS-BOT-BC111451  Schoenoplectus californicus R. F. Hoover 1966-9-21 10078 San Luis Obispo Oso Flaco Lake. Comment
  UCR132032  Schoenoplectus californicus George K. Helmkamp 2003-9-8 8131 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  UCD50102  Schoenoplectus californicus P. B. Kennedy 1927-7-12 s.n. San Luis Obispo Common Tule of The Swamp. Oceano, Calif. Comment
  OBI43629  Schoenoplectus pungens Eric Wise 1981-6-27 734 San Luis Obispo alamo Crk near Twitchell Res Comment
  UC1146319  Scirpus cernuus R. F. Hoover 1965-5-22 9406 San Luis Obispo among pines n Cambria Comment
  CDA15752  Scirpus maritimus G. F. Hrusa 1993-5-21 11093 San Luis Obispo Salinas River approx. 2 km. N of Monterey Rd. on E side of river. Comment
  CAS-BOT-BC111051  Scirpus microcarpus R. F. Hoover 1965-9-29 9669 San Luis Obispo Tassajera Creek Comment
  CDA23077  Scirpus microcarpus Mark A. Elvin, LynneDee Althouse 2006-5-25 4920 San Luis Obispo Central Coastal Foothills; Above Arroyo Grande; Old Oak Park Road, across from 1620. Drainage ditch on west side of road. Comment
  UC964801  Scirpus pungens G. Thomas Robbins 1950-5-13 3346 San Luis Obispo se Oso Flaco Lake (sand dunes) Comment
  OBI57109  Scrophularia californica G. F. Hrusa, D. Ragan 1995-6-20 12365 San Luis Obispo Black Butte Research Natural Area. Ridge 1 650 Comment
  SBBG117787  Scrophularia californica E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 261 San Luis Obispo first ridge W of Cerro Romualdo, in riparian area along 'Lily Crk', first drainage west, near old homestead 96 Comment
  OBI25028  Scutellaria tuberosa David J. Keil, Dirk Walters 1980-4-26 13866 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI66346  Scutellaria tuberosa David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26275 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  OBI74657  Scutellaria tuberosa David J. Keil 1987-5-6 20129 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  CAS-BOT-BC69783  Selaginella bigelovii Roxana S. Ferris 1929-4-13 7535 San Luis Obispo E. of San Luis Obispo. Comment
  OBI80554  Selaginella hansenii Dennis Webb 2013-2-23 11 San Luis Obispo On Rocky Canyon Road, NE of Rocky Canyon Quarry, between Atascadero and Creston. 396 Comment
  CAS-BOT-BC327409  Senecio astephanus H. Bryan Reed 1940-6-3 s.n. San Luis Obispo Old Atascadero Road Comment
  OBI4444  Senecio blochmaniae Robert J. Rodin 1959-5-26 6354 San Luis Obispo At S end of Morro Bay Comment
  SBBG44940  Senecio blochmaniae L. E. Allen 1966-5-16 San Luis Obispo Oso Flaco Lake area Comment
  SBBG47371  Senecio blochmaniae J. Copeland 1973-8-31 1012 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, ca. 2 mi W of US Hwy 101 Comment
  SBBG62593  Senecio blochmaniae M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI15524  Senecio californicus Robert F. Hoover 1967-5-6 10539 San Luis Obispo Jack Lake Comment
  SEINET7072466  Senecio californicus A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  CDA17660  Senecio elegans Austin Griffiths, Malcolm G. McLeod 1984-4-1 s.n. San Luis Obispo Guadalupe Dunes; Hidden Willow Valley. 0 Comment
  SDSU483  Senecio flaccidus var. douglasii D. F. Howe 1962-7-23 3347 San Luis Obispo Lake Nacimiento. 244 Comment
  CAS-BOT-BC329111  Senecio flaccidus var. douglasii Chester Dudley 1936-9-1 s.n. San Luis Obispo SE side of Morro Bay Comment
  UC1284961  Senecio flaccidus var. douglasii R. F. Hoover 1946-8-18 6305 San Luis Obispo w base La Panza Range; , Sycamore Creek Comment
  UC1450989  Senecio flaccidus var. douglasii R. F. Hoover 1969-10-5 11639 San Luis Obispo n side of lower Cuyama Valley; Cuyama Valley Comment
  OBI39989  Senecio vulgaris Eric Wise 1984-4-29 1886 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  OBI80820  Senecio vulgaris David J. Keil 1992-1 22927 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI13280  Senna multiglandulosa Maria Lia Scarpetta 1964-2-17 7 San Luis Obispo Cal Poly campus Comment
  UCR4583  Senna multiglandulosa Frank C. Vasek 1960-4-9 600409- 13 San Luis Obispo Central Coast, Los Osos [Valley] Road, 2 miles east of Los Osos 15 Comment
  OBI23228  Sherardia arvensis Lorelei Sweet 1979-11-19 4 San Luis Obispo San Luis Obispo on the Calif State univ campus. On side of lawn, E side of Shasta dorm 61 Comment
  OBI65778  Sidalcea hickmanii subsp. hickmanii D. R. Miller 1999-5-21 599 /710 San Luis Obispo Range Extension and Rare & Endangered Rocky Butte/Pine Mt region; Along and in roadway to Art Williams' property on Little Pine Mt, Tobacco Crk drainage 914 Comment
  SBBG104762  Sidalcea malviflora subsp. laciniata M. D. Proctor, E. A. Young 1993-4-17 ROB 471 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  PASA1750  Sidalcea parviflora Stason 1930-4-14 San Luis Obispo Santa Margarita Comment
  UCD98534  Silene antirrhina G. F. Hrusa 1995-5-28 12250 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area; on SE slope of Peak 3. 525 Comment
  CAS-BOT-BC384589  Silene coniflora R. F. Hoover 1947-3-26 6744 San Luis Obispo Price Canyon (just s. of) Comment
  UC638982  Silene gallica Bernard Miossi 1940-3-20 238 a San Luis Obispo 300 yards from San Luis Creek (open top of small hill one mi n of San Luis Obispo); n of San Luis Obispo, 200 yds from San Luis Creek 76 Comment
  CAS-BOT-BC392458  Silene gallica Clare B. Hardham 1956-7-15 1181 San Luis Obispo Santa Lucia Mountains; Paradise Valley, Atascadero Stream. Comment
  CAS-BOT-BC392460  Silene gallica John Thomas Howell 1964-6-29 40835 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  SBBG124279  Silene laciniata D. Keil 1990-4-26 21405 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  OBI7647  Silene laciniata subsp. laciniata Christian Smith 1974-5-30 s.n. San Luis Obispo Along rd to Cuesta Grade, running parallel to hwy 101; About 1 mi from top of ridge Comment
  UC909518  Silene laciniata subsp. major Albert M. Vollmer 1950-6-6 San Luis Obispo near Pismo Beach; near Pismo Beach Comment
  OBI19473  Silene lemmonii Robert F. Hoover 1949-5-14 7676 San Luis Obispo Rocky Bute district Comment
  RSA165431  Silene lemmonii Clare B. Hardham 1961-6-1 7319 San Luis Obispo Rocky Butte. Santa Lucia Mountains. 915 Comment
  OBI31120  Silybum marianum Julie M. Vanderwier 1978-6-20 82 San Luis Obispo Indian Knob Tar Sands Comment
  OBI15166  Sinapis arvensis Robert F. Hoover 1962-4-1 8545 San Luis Obispo 1 mi S of Nipomo Comment
  OBI13095  Sisymbrium irio Lynne Dee Althouse 1977-3-26 9 San Luis Obispo Wolfe's horse ranch, N of San Luis High School 122 Comment
  OBI47451  Sisymbrium officinale David J. Keil, Art Webster 1984-4-29 18175 San Luis Obispo In cyn bottom of Lopez Wilderness Area Comment
  UC1953266  Sisymbrium officinale David Keil with Field Botany class 2010-4-30 30748 San Luis Obispo Los Osos. Sweet Springs Nature Preserve. Comment
  UCSC000322  Sisymbrium officinale E. P. Unangst 2007-5-15 s.n. San Luis Obispo High School, San Luis Obispo Comment
  CAS-BOT-BC75455  Sisymbrium orientale Ernest C. Twisselmann 1964-4-17 9223 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake. 579 Comment
  OBI31332  Sisyrinchium bellum Joy Nishida, Robert Allen 1982-4-10 206 San Luis Obispo American Cyn campground near stream 524 Comment
  OBI3898  Sisyrinchium bellum Elizabeth Rudd 1971-5-16 259 San Luis Obispo 274 Comment
  OBI66414  Solanum americanum David J. Keil, with Dave Hacker 2005-6-24 30386 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  OBI79697  Solanum americanum David J. Keil 2012-7-18 31419 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  SBBG70606  Solanum douglasii R. Hoffmann 1931-5-30 San Luis Obispo Oceano Comment
  CAS-BOT-BC154191  Solanum umbelliferum D. E. Breedlove 1962-8-7 4089 San Luis Obispo 3 miles north of Guadalupe. Near Oso Flaco Lake Comment
  CAS-BOT-BC157442  Solanum umbelliferum C. Dudley 1936-4-1 s.n. San Luis Obispo Palo Prieto Canyon Comment
  SBBG104305  Solanum umbelliferum M. D. Proctor, E. A. Young 1993-3-17 ROB 190 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1315083  Solanum umbelliferum R. F. Hoover 1967-2-18 10216 San Luis Obispo San Luis Range, Diablo Canyon Diablo Canyon; San Luis Range, Diablo Canyon Comment
  OBI9106  Solanum xanti F. Rush Jun-56 116 San Luis Obispo Mt. SLO Comment
  OBI35582  Solanum xanti S. M. Inman 1993-4-25 11 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  OBI72628  Solanum xanti Wendy Thackery 3-Mar 17 San Luis Obispo Broderson fire rd; NW Irish Hills, Los Osos 30 Comment
  UCD127058  Solanum xanti S. P. Lynch 1974-4-21 461 San Luis Obispo San Luis Obispo County: 5 miles northeast of Santa Margarita on Highway 158. Comment
  UCSB19081  Solanum xanti Rankine, Jane 1965-4-10 San Luis Obispo U.S. Highway 466, 5.6 miles W of Atascadero, Santa Lucia Mountains Comment
  SBBG19954  Solidago confinis E. R. Chandler 1964-3-6 2353 San Luis Obispo adjacent to Oso Flaco Lake Comment
  OBI15447  Solidago spathulata Robert F. Hoover 1963-7-30 8583 San Luis Obispo Summit of hill just S of Arroyo de la Cruz near coast Comment
  OBI40719  Sonchus asper David J. Keil, Dirk Walters 1986-5-2 19350 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn. The cyn was burned in July, 1985 in the Las Pilitas Fire Comment
  CAS-BOT-BC374619  Sonchus oleraceus Ernest C. Twisselmann 1967-9-9 13689 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Spring, Palo Prieta Canyon 598 Comment
  CAS-BOT-BC374624  Sonchus oleraceus Clare B. Hardham 1957-5-12 1915 San Luis Obispo Santa Lucia Mountains. Trail to Green's Lake Comment
  OBI53851  Sonchus oleraceus Arthur W. Hazebrook 1993-5-23 213 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill Comment
  CAS-BOT-BC235352  Sorghum X drummondii Ernest C. Twisselmann 1956-10-30 3132 B San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI59119  Sorghum bicolor David J. Keil 1998-9-4 28119 San Luis Obispo 2 miles W of junction with Bitterwater Rd. along Hwy 46. Comment
  OBI64714  Sorghum halepense D. R. Miller 2005-7-15 705 .813 San Luis Obispo Pine Mt Region. 3 locations along irrigated slope at D.R. Miller property 750 Comment
  SBBG412  Sparganium eurycarpum H. and M. Dearing 1940-8-11 4459 San Luis Obispo Oso Flaco Lake Comment
  SBBG43652  Sparganium eurycarpum L. Edge 1971-11-2 San Luis Obispo edge of Oso Flaco Lake Comment
  JEPS16767  Sparganium eurycarpum var. eurycarpum Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4331 San Luis Obispo about 2 mi s Oceano (shores of Black Lake, along State Hwy 1, just n of Callender Siding (Southern Pacific Railroad)); Black Lake Comment
  SD88446  Spergula arvensis Darley F. Howe 1972-6-23 San Luis Obispo 0.3 mile north of Pico Creek on Highway 1. Comment
  UC1125826  Spergula arvensis subsp. arvensis P. L. Johannsen 1936-3-21 707 San Luis Obispo 2 1/2 mi. s.e. Terrace hill (Plot 3); San Luis Obispo Quad. 121 Comment
  SD178171  Spergularia macrotheca var. macrotheca G. K. Helmkamp 2004-2-10 8268 San Luis Obispo Central Coast: southeast of Oceano along Halcyon Rd., 0.2 mi east of Mesa View Dr. 75 Comment
  CAS-BOT-BC390911  Spergularia marina Alice Eastwood 1926-5-3 13778 San Luis Obispo Avila Comment
  CAS-BOT-BC390892  Spergularia marina Ernest C. Twisselmann 1967-4-27 12919 San Luis Obispo Highway 1, 2.9 miles south of Piedras Blancas Point 1 Comment
  OBI19519  Spergularia marina David J. Keil, V. L. Holland 1979-5-30 13097 San Luis Obispo Just outside of San Luis Obispo city limit on E side of Orcutt Rd Comment
  OBI083625  Spergularia villosa David J. Keil, Travis Barrett 2016-5-23 33841 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 10. Locally common in bed of dirt road and on scrapes on open, annual-weed-dominated hillside. 120 Comment
  SEINET13947988 Image available Stachys ajugoides C. Epling, Mrs. Epling 1935-1 s.n. San Luis Obispo Morro Bay Comment
  OBI73453  Stachys bullata David J. Keil, with Mike Mattina 2010-5-31 30803 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  SBBG71152  Stachys bullata S. A. Junak, D. A. Young, T. J. Ayers 1989-4-27 3959 San Luis Obispo USFS Rd 29S11.3, 0.1 mi W of W boundary sign for the Cuesta Ridge Botanical Area, 5.3 mi W of Hwy 101 786 Comment
  UC1929871  Stachys bullata Scott D. White, Ken McDonald 2001-5-9 8457 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  UCR28911  Stachys bullata David J. Keil, R. Riggins, D. Walters, et al. 1981-4-11 14365 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI6619  Stachys bullata Greg Hassen 1975-7-15 41 San Luis Obispo Poly Cyn. Just above W side of Poly Cyn Rd, near end of rd Comment
  SBBG103501  Stachys pycnantha C. F. Smith 1993-6-15 12486 San Luis Obispo Branch Crk Rd, 4.3 mi from Hwy 166 Comment
  UC1285262  Stachys pycnantha R. F. Hoover 1947-6-6 7273 San Luis Obispo West of summit Cottonwood Pass. Comment
  SBBG15038  Stachys rigida E. C. Twisselmann 1962-10-12 7918 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  SBBG18055  Stachys rigida C. B. Hardham 1960-6-1 5964 San Luis Obispo edge of one of the Burnett Peak Cypress groves Comment
  POM273818  Stanfordia californica Roxana S. Ferris 1935-3-21 s.n. San Luis Obispo 3 miles east of Lost Hills on Paso Robles-Wasco Rd. Comment
  SEINET5713405  Stebbinsoseris heterocarpa Kenton L. Chambers 1954-1 477 San Luis Obispo Hwy 101, 1 mi S of Atascadero. Grassy hillside ca. 200 yards W of old Hwy.; Atascadero Comment
  CAS-BOT-BC174046  Stellaria media G. K. Helmkamp 2004-2-19 8303 San Luis Obispo Central Coast: NW of Nipomo, Pomeroy Rd, 0.2 mi N of Willow Rd. 91 Comment
  SEINET1004402  Stellaria media George K. Helmkamp 2004-1 8260 San Luis Obispo Central Coast: SE of Oceano along Halcyon Rd., just E of Mesa View Dr. 76 Comment
  OBI17397  Stellaria nitens Robert F. Hoover 1967-4-5 10352 San Luis Obispo Between San Juan river and Carrizo Plain on hwy 58 Comment
  UCR161696  Stellaria nitens George K. Helmkamp, E. A. Helmkamp 2005-3-8 9054 San Luis Obispo Coastal Hills, Prefumo Canyon, north side of Irish Hills; 2.2 mi west of Los Osos Valley Road 122 Comment
  OBI57298  Stellaria pallida David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26795 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  CAS-BOT-BC221859  Stenotaphrum secundatum John Thomas Howell 1964-6-29 40807 San Luis Obispo Cambria Comment
  OBI28670  Stephanomeria David J. Keil, Eric Wise 1982-7-2 16304 San Luis Obispo Nipomo Mesa area on W of Pomeroy Rd along Black Lake cyn trl Comment
  CAS-BOT-BC375091  Stephanomeria Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch, San Luis Obispo Comment
  SBBG70664  Stephanomeria cichoriacea S. A. Junak 1990-5-17 4369 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, in cyn S of first high voltage tower E of W Cuesta Ridge Rd, ca. 5.9 mi W of US Hwy 101 676 Comment
  CAS-BOT-BC375254  Stephanomeria elata Jerry Copeland 1973-8-31 1010 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, 2 miles west of Highway 101 Comment
  OBI79945  Stephanomeria exigua David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31861 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 300 Comment
  OBI66608  Stephanomeria exigua subsp. carotifera David J. Keil 1998-10-9 28165 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  RSA216795  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-12 9977 San Luis Obispo Site of Bellevue-Santa Fe School, just N of Hidden Valley Hot Springs. Comment
  OBI15417  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1966-9-16 10047 San Luis Obispo Salinas River at mouth of Rocky Cyn Comment
  UCD136357  Stephanomeria exigua subsp. coronaria L. D. Gottlieb 1968-8-9 6849 San Luis Obispo San Luis Obispo County: 3.2 miles east of La Panza Ranch on Route 58, about 37 miles east of Santa Margarita. Comment
  OBI66622  Stephanomeria pauciflora David J. Keil 1998-10-9 28179 San Luis Obispo Elkhorn Plain, Elkhorn Road, ca. 13 miles wnw of Kern Co. line, ca. 3.2 miles se of junction with Hurricane Rd. Comment
  OBI56547  Stephanomeria virgata David J. Keil 1998-8-26 28053 San Luis Obispo Los Padres National Forest. N of Rock Front Ranch 35 Canyon Rd., 0.9 road miles E of junction with Branch Creek Rd. Comment
  RSA696191  Stephanomeria virgata Anonymous 1935-7-1 s.n. San Luis Obispo 6 mi S of Arroyo Grande Comment
  UCR32239  Stipa lepida Smeltzer, Turnquist 1982-5-7 127 San Luis Obispo NE side of Laguna Lake Park. Comment
  OBI29013  Stipa pulchra David J. Keil 1982-6-4 16184 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  OBI50570  Stipa pulchra Jan Barber, Sue Weis 1993-6-16 7 San Luis Obispo W of Laguna Lake Park in San Luis Obispo Comment
  RSA430024B  Streptanthus glandulosus Lester Rowntree 1929-6-27 s.n. San Luis Obispo Santa Lucia Mtns. 1439 Comment
  CAS-BOT-BC87185  Streptanthus glandulosus subsp. glandulosus Alice Eastwood; John Thomas Howell 1936-5-7 2251 San Luis Obispo Hills northeast of San Luis Obispo. Comment
  UC1123321  Styrax officinalis var. redivivus H. C. Lee 1936-5-27 635 San Luis Obispo 1 1/4 mi nw Colwell Ranch; Santa Barbara National Forest, Nipomo Quad. Comment
  OBI9068  Styrax redivivus Neil Havlik 1968-5-26 208 San Luis Obispo On NW should of Pine Ridge 1 mi NW of Caldwell mesa about 20 mi E by SE of San Luis Obispo Comment
  CHSC108624  Suaeda moquinii Wayne R. Ferren; Thorsch, Fisher 1989-10-24 3230 San Luis Obispo Soda Lake. ca. 8 mi NW of Rt 160 along E side of Soda Lake Rd. In bottom of seep along margin of alkali sag pond. Comment
  CHSC47031  Suaeda moquinii L. P. Janeway; Gail Kuenster 1989-5-4 3229 San Luis Obispo South end of Cholame Valley and S of hwy 46. 347 Comment
  CDA18910  Suaeda nigra R. Robison 2000-5-28 s.n. San Luis Obispo Central Coast Ranges; Cholame Valley, south of Hwy 41 and Hwy 46 junction. 347 Comment
  OBI19587  Symphoricarpos mollis F. Rush 1956-6-1 123 San Luis Obispo Lower Canyons, MT SLO Comment
  OBI81290  Symphoricarpos mollis David J. Keil 2015-2-21 32659 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  CAS-BOT-BC237054  Symphoricarpos mollis R. F. Hoover 1946-8-17 6287 San Luis Obispo Arroyo Grande Creek below junction of Lopez Canyon Comment
  OBI69784  Symphyotrichum chilense D. R. Miller 1993-10-27 1093 -57 San Luis Obispo Two pockets along Almaden creek in the lower Pine area, Pine Mt. area 914 Comment
  JEPS25258  Symphyotrichum subspicatum G. Thomas Robbins with John Weiler 1959-8-8 4144 San Luis Obispo nw margin of Oso Flaco Lake Oso Flaco Lake 12 Comment
  OBI56496  Systenotheca vortriedei D. R. Miller 1991-6-25 691 -5 San Luis Obispo On coastal side of Lion's Pass, Pine Mtn 945 Comment
  SBBG113916  Systenotheca vortriedei C. B. Hardham 1961-4-26 6913 San Luis Obispo Franklin Crk, near Adelaida Comment
  OBI69808  Systenotheca vortriedei D. R. Miller 1993-5-15 593 -9 San Luis Obispo Pine Mt region. Down Tobacco Ridge rd just above Cline cabin 549 Comment
  UC1185316  Systenotheca vortriedei Clare B. Hardham 1960-4-30 5601 San Luis Obispo hills s Bee Rock Comment
  OBI51008  Tanacetum parthenium David J. Keil 1993-10-17 s.n. San Luis Obispo Grown as ornamental at 940 Del Rio Ave, San Luis Obispo Comment
  OBI17534  Taraxacum officinale Kamran Alavi 1977-8-22 82 San Luis Obispo 156 Foothill, San Luis Obispo Comment
  UC917026  Taraxia ovata R. Bacigalupi 1949-4-8 3085 San Luis Obispo hill between Cambria and ocean; Cambria Pines Comment
  UC875627  Tauschia hartwegii Marcus E. Jones, A. M. 1882-5-6 3238 San Luis Obispo San Luis Obispo Comment
  OBI11981  Tetrapteron graciliflorum Robert F. Hoover 1948-5-2 7500 San Luis Obispo Between San Juan River and Carrizo Plain, W of Simmler Comment
  OBI81363  Tetrapteron graciliflorum Jason Dart, A. Weichert 2010-3-25 349 San Luis Obispo Palo Prieto Conservation Bank, Lake Parcel. This location is 0.5 mile southwest of Bitterwater Road, 3.75 driving miles southeast of Annette Road, on hills near Grant Lake. 619 Comment
  CAS-BOT-BC207193  Thinopyrum intermedium subsp. intermedium R. F. Hoover 1965-9-12 9546 San Luis Obispo Paso Robles Creek west of Templeton, Bert Noble's Ranch. Comment
  UCR161467  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2005-3-5 9023 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  CAS-BOT-BC66629  Thysanocarpus curvipes Alice Eastwood 1927-4-9 14368 San Luis Obispo Cavidas (Miossi Ranch). Comment
  UC1296171  Thysanocarpus laciniatus R. F. Hoover 1965-1-31 9329 San Luis Obispo on Johnson Ave. extension near junction with Arroyo Grande road s San Luis Obispo Comment
  OBI55654  Torilis arvensis David J. Keil 1989-6-3 21216 San Luis Obispo Between Atascadero and Morro Bay along Calif Hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI44949  Torilis arvensis David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles, and Joanna Tomassacci 1987-5-17 20161 San Luis Obispo Los Padres natl forest, Cuesta E past end of rd along fire trl in area burned by both the Gay Mtn fire and the Las Pilitas fire Comment
  CAS-BOT-BC169236  Toxicodendron diversilobum Ernest C. Twisselmann 1968-5-13 14203 San Luis Obispo Head of Cammatta Canyon at the cottinham place - La Panza Range 609 Comment
  SBBG126117  Toxicoscordion venenosum D. Keil 1986-4-13 19169 San Luis Obispo Parkhill Rd, 2 mi E from jct with Las Pilitas Rd, S side of hwy Comment
  RSA120967  Tragopogon dubius Winton H. Frey Jr. 1957-5-12 169 San Luis Obispo 1/4 mi from rear gate of Calif. Polytechnic College Comment
  CAS-BOT-BC220836  Trichostema lanatum Mary E. Wall 1933-5-20 s.n. San Luis Obispo Santa Margarita Comment
  CHSC43037  Trichostema lanatum L. P. Janeway; Jean Witzman, Julie Jensen 1987-5-31 2124 San Luis Obispo Along Calf Cyn Rd (Hwy 58) ca 1 1/4 mi NE of Creston Rd. On north side of hwy adjacent to dirt road. 457 Comment
  UC1137597  Trichostema lanatum H. C. Lee 1936-3-10 476 San Luis Obispo Indian Knob 243 Comment
  CAS-BOT-BC220835  Trichostema lanatum Ernest C. Twisselmann 1955-6-10 2133 San Luis Obispo La Panza Range. Calf Canyon, 1 mile east of Creston Road 457 Comment
  OBI55196  Trichostema lanatum Greg Frugoli 1997-5-31 98 San Luis Obispo E of Pozo rd, just W of the summit, La Panza Range, Los Padres NF (hwy 58 burn area) 762 Comment
  OBI13427  Trichostema lanceolatum Robert F. Hoover 1965-9-19 9613 San Luis Obispo La Panza district Comment
  UCR61730  Trientalis latifolia George K. Helmkamp 1990-4-19 s.n. San Luis Obispo West Cuesta Ridge, 3 miles NW of US 101, north of San Luis Obispo 671 Comment
  UCSC010685  Trifolium D. R. Miller 2016-4-30 s.n. San Luis Obispo Tobacco Ridge Road, Tobacco Creek drainage 823 Comment
  SEINET7042437  Trifolium albopurpureum A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  UC1129944  Trifolium albopurpureum var. albopurpureum P. L. Johannsen 1937-4-10 1022 San Luis Obispo 1 3/4 mi s Spanish Ranch; McKittrick quadrangle 518 Comment
  CDA4302  Trifolium angustifolium G. K. Helmkamp, E. A. Helmkamp 2002-4-19 7419 San Luis Obispo Central Coast; 3.2 mi N of Piedras Blancas lighthouse along CA-1 Comment
  UC1129969  Trifolium depauperatum var. amplectens H. C. Lee 1936-3-14 498 San Luis Obispo 1.5 mi ne Sycamore springs; Arroyo Grande quad 76 Comment
  OBI12719  Trifolium depauperatum var. amplectens Robert F. Hoover 1967-3-5 10241 San Luis Obispo Upper Arroyo Grande, around salt springs Comment
  OBI12694  Trifolium depauperatum var. depauperatum Robert F. Hoover 1967-4-8 10379 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  CAS-BOT-BC257147  Trifolium depauperatum var. truncatum J. Goldzman; M. Petroelje; J. Thomas 1998-4-17 s.n. San Luis Obispo Camp Roberts. Corner of Avery and Bivouac roads, LCTA Plot 135 200 Comment
  RSA91058  Trifolium depauperatum var. truncatum F. W. Peirson 1925-3-25 5667 San Luis Obispo On Morro Creek Divide. 427 Comment