Search Results — 2000 specimen records retrieved (1119 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI6224  Abronia latifolia D. Waive Stager 1972-7-24 12 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  UCR265732  Abronia latifolia Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7622 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
  OBI79909  Abronia maritima D. R. Miller, E. A. Appel 2013-8-11 813 .1065 San Luis Obispo On beach 1.5 miles north of Hearst Castle entry gate, Highway 1. 2 Comment
  NY341998  Abronia minor E. Palmer 1876-7-10 521 San Luis Obispo McGinnis Farm; near San Luis Obispo Comment
  NY679485  Abronia umbellata B. M. Bartholomew 1985-11-5 3665 San Luis Obispo Sand dunes along the S side of Morro Bay. 20 Comment
  SBBG1863  Abronia umbellata C. B. Hardham 1959-5-21 4595 San Luis Obispo Arroyo de la Cruz Comment
  RSA0025930  Abronia umbellata Doris Bowers 1967-8-12 206 San Luis Obispo Pismo Beach Dunes 3 Comment
  RSA0051631  Abronia umbellata W. M. Arbaugh 1968-4-28 255 San Luis Obispo Oso Flaco Lake. Comment
  OBI4162  Abronia umbellata var. umbellata Julie R. Potter 1969-6-29 38 San Luis Obispo Morro Bay State Park Comment
  OBI58005  Abronia umbellata var. umbellata Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Just NE of Little Coreopsis Hill beyon first major dune system Comment
  OBI73181  Acacia longifolia Matt Ritter 2010-1-16 5016 San Luis Obispo Steet tree in SLO Comment
  OBI83476  Acacia longifolia Lauren Hatter, Nic Clark, Joshua Muller, Julia Sauer 2017-1-29 1 San Luis Obispo Pismo beach, Oceana dune trail. 200 feet up the trail going into the dune next to the beach access growing on the south facing side of the trail. 5 Comment
  OBI27094  Acacia longifolia Terriann Tomlin 1980-5-3 2 San Luis Obispo West of hwy 1, ca. 1 km N of Santa Maria oil refinery Comment
  OBI72761  Acaena pinnatifida var. californica Michael Walgren 2010-5-12 129 San Luis Obispo San Simeon State Park, in areas of the Pico Point Conservation easement on Pico Point. On N side of a high coastal bluff overlooking an isolated bay Comment
  UC57588  Acer macrophyllum J. H. Barber 1899-5-22 San Luis Obispo Sta Lucia Mts. Comment
  OBI79109  Acer paxii David J. Keil 2011-11-14 31194 San Luis Obispo San Luis Obispo. Along Buchon Street between Johnson Ave. and railroad tracks 75 Comment
  OBI17151  Achillea millefolium T. Elliott 1966-4-23 34 San Luis Obispo 20 mi outside S. Marguerita along hwy 58 Comment
  UC1125434  Achyrachaena mollis G. T. Nordstrom 1937-4-28 1138 San Luis Obispo 1.4 mi sse Lincoln School; Adelaida Quad. 320 Comment
  SBBG104523  Acmispon americanus D. A. Young, F. L. Johnson 1992-6-17 ROB 52 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI12985  Acmispon glaber var. glaber Aart C. DeVos 1960-4-30 88 San Luis Obispo 2 mi S of Morro Bay Comment
  SBBG44901  Acmispon heermannii var. orbicularis L. W. Edge 1972-5-8 161 San Luis Obispo Cabrillo Estates, Los Osos Comment
  OBI13059  Acmispon junceus var. junceus Robert F. Hoover 1947-4-27 7112 San Luis Obispo Morro Crk, above base of grade on hwy to Atascadero Comment
  OBI54156  Acmispon strigosus David J. Keil, Kathleen Keil 1995-4-15 24895 San Luis Obispo Shell Crk Rd, ca. 1/2 mi N of jctn with Calif Rte 58 Comment
  UCSB18211  Acmispon strigosus Copeland, Jerry 1964-5-1 San Luis Obispo 100 yards up road cut, State Highway 166, 5.8 miles E of U.S. Highway 101 Comment
  CAS-BOT-BC29230  Acourtia microcephala Chester Dudley 1927-7-25 s.n. San Luis Obispo San Carpoforo Creek Comment
  OBI59842  Acourtia microcephala David J. Keil 1985-8-12 18945 San Luis Obispo Campus of Cal Poly, Poly Cyn along rd near mouth of cyn 61 Comment
  UC1928141  Acourtia microcephala David Keil 1992-6-5 23203 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  CDA276  Acroptilon repens David J. Keil Sep 1988 s.n. San Luis Obispo Highway 41 between Morro Bay and Atascadero, ca. 3 road miles east of Morro Bay. 0 Comment
  CDA43105  Acroptilon repens David J. Keil 1984-7-2 18305 San Luis Obispo Just E of Foothill Road along Los Osos Valley Road. 0 Comment
  CAS-BOT-BC391672  Actaea rubra R. F. Hoover 1963-5-4 8559 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  OBI17708  Adenostoma fasciculatum Lynne Dee Althouse 1977-5-23 105 San Luis Obispo Wolfe's horse ranch near San Luis High School 160 Comment
  UC1127737  Adenostoma sparsifolium A. E. Wieslander 1941-1-30 1015 San Luis Obispo Musick Nipomo Quad., Musick Comment
  RSA43005  Adenostoma sparsifolium Robert F. Hoover 1946-8-17 6297 San Luis Obispo Upper Arroyo Grande, 5 mi. above County Park. Comment
  UC1296066  Adenostoma sparsifolium R. F. Hoover 1946-8-17 6297 San Luis Obispo 5 mi. above County Park (Upper Arroyo Grande); Upper Arroyo Grande Comment
  UC1063724  Adiantum jordanii G. T. Nordstrom 1937-6-11 1334 San Luis Obispo 3.4 mi nnw Josephine School; Adelaida Quadrangle Comment
  OBI46187  Adiantum jordanii Lynne Dee Oyler 1986-5-6 462 San Luis Obispo Santa Margarita Ranch, Estadio field in eastern parts of the ranch where a large stand of blue oaks occur on slopes on decomposed limestone Comment
  OBI13986  Aesculus californica James F. Larsen 1967-5-28 s.n. San Luis Obispo 100 yds E of Grand Ave near Cal Poly, San Luis Obispo Comment
  OBI42120  Agastache urticifolia David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19469 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia mt in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  OBI82543  Agoseris grandiflora David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33492 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  SBBG7514  Agoseris grandiflora H. and M. Dearing 1938-5-8 2608 San Luis Obispo N of San Luis Obispo Comment
  OBI73446  Agoseris grandiflora var. grandiflora David J. Keil, with Mike Mattina 2010-5-31 30785 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  SBBG112706  Agoseris heterophylla C. B. Hardham 1957-4-19 1705 a San Luis Obispo 1 mi W of Templeton Comment
  CAS-BOT-BC46067  Agoseris heterophylla var. cryptopleura Eben McMillan 1957-4-17 34 -25 San Luis Obispo At the foot of Caliente Mountain, southern Carrisa Plains 807 Comment
  OBI42190  Agoseris heterophylla var. cryptopleura David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19504 San Luis Obispo Santa Margarita Ranch. 3.6 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 1985 Comment
  UC92317  Agoseris heterophylla var. cryptopleura Dr. E. Palmer 1876-6-1 289 San Luis Obispo Central Coast Range Comment
  OBI56640  Agoseris heterophylla var. heterophylla David J. Keil 1998-6-5 27606 San Luis Obispo 3.5 miles E of junction Hwy 229 on Hwy 58. Comment
  OBI22531  Agrostis hooveri Robert F. Hoover 1963-7-30 8591 San Luis Obispo NE side of Los Osos Valley Comment
  SD244553  Agrostis hooveri David Keil, V. L. Holland 1992-5-28 23162 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  SEINET13768197  Agrostis hooveri D. Keil, R. A. Pimentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-1 K 14055 San Luis Obispo San Luis Range, W of See Cyn rd. Old mining road in Hibberd Preserve (owned by the Nature Conservancy) Comment
  OBI79941  Agrostis pallens David J. Keil, 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; 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.). 400 Comment
  OBI30905  Aira caryophyllea Julie M. Vanderweir 1979-6-20 71 San Luis Obispo Indian Knob Tar Sands Comment
  OBI74308  Aira caryophyllea Theo Fitanides, Anthony Baniaga 2010-4-10 76 San Luis Obispo Tierra Redonda BLM ACEC. Tierra Redonda Mtn. 100 Comment
  CAS-BOT-BC468907  Allium crispum David D. Keck 1933-5-3 2115 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield, northern San Luis Obispo County Comment
  OBI21217  Allium diabolense Robert F. Hoover 1964-5-11 8774 San Luis Obispo Road to Hi Mtn from Pozo-Arroyo Grande summit Comment
  CAS-BOT-BC135856  Allium haematochiton James R. Shevock 1973-4-20 2604 San Luis Obispo Occasional at Poly Canyon, on the campus of Calif. Poly, San Luis Obispo. Comment
  SBBG850  Allium haematochiton H. and M. Dearing 1938-5-18 1948 San Luis Obispo northern San Luis Obispo County [no specific locality] Comment
  SEINET8467185 Image available Allium haematochiton T. Reeves, D. J. Pinkava 1974-3-21 11901 San Luis Obispo Johnson Ave., San Luis Obispo Comment
  UC1303166  Allium haematochiton Ira L. Wiggins 1932-3-21 5834 San Luis Obispo 2 mi e San Luis Obispo Comment
  JEPS86586  Allium hickmanii L. R. Heckard with Jim Hickman et al. 1987-4-11 6651 San Luis Obispo n San Simeon (0.5 mi from ocean, slopes to s side of Arroyo de la Cruz) 91 Comment
  UC575297  Allium howellii David D. Keck and J. Clausen 1935-4-10 3158 San Luis Obispo 18 mi s Soda Lake (toward s end of Carrizo Plain); Carrizo Plain 610 Comment
  UCD138545  Allium howellii var. howellii K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CAS-BOT-BC470932  Allium howellii var. howellii R. F. Hoover 1947-4-4 6889 San Luis Obispo West side of Cottonwood Pass. Comment
  CAS-BOT-BC472009  Allium lacunosum var. davisiae Clare B. Hardham 1958-5-5 3192 San Luis Obispo Carissa Plains 8.7 miles south of Simmler, west side. Comment
  RSA128073  Allium lacunosum var. lacunosum Clare B. Hardham 1958-5-13 3280 San Luis Obispo Morro del Mar. Santa Lucia Mountains. Comment
  JEPS99219  Allium peninsulare Clare B. Hardham 1958-5-5 3191 San Luis Obispo Recruit Grade 2.8 mi W of summit Temblor Mountains Comment
  SEINET8467243 Image available Allium peninsulare M. Luckow, Rhonda Riggins, Richard Pimentel 1982-1 854 San Luis Obispo county Rd 285, 13.8 mi SE of jctn with Hwy 58. Crocker Canyon Comment
  SBBG104366  Alnus rhombifolia F. L. Johnson, N. A. McCarty 1993-10-15 ROB 734 San Luis Obispo Nacimiento River at Sherwood Forest; Camp Roberts Comment
  CAS-BOT-BC170154  Alnus rhombifolia W. R. Dudley 1902-4-2 s.n. San Luis Obispo near Doty's Comment
  CDA23731  Amaranthus powellii David J. Keil 1998-9-3 28060 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. 0 Comment
  OBI60704  Amaranthus retroflexus Ann Cochran 1986-7-19 31 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl 579 Comment
  OBI64712  Ambrosia artemisiifolia D. R. Miller 2005-8-9 805 .819 San Luis Obispo Pine Mtn Region. In irrigated pasutre at Goat camp (John & Marsha Rhoades). San Simeon Crk drainage 579 Comment
  UC455848  Ambrosia chamissonis E. P. Unangst 1906-7-8 San Luis Obispo Pismo Comment
  UCR263702  Ambrosia chamissonis Mark A. Elvin, Jason Storlie 2014-10-10 7646 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
  OBI10232  Amelanchier utahensis Robert F. Hoover 1950-6-5 7980 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC1296072  Amelanchier utahensis R. F. Hoover 1950-6-5 7980 San Luis Obispo ridge nw Cuesta Pass Comment
  UCR38863  Ammannia coccinea David J. Keil 1983-10-23 18013 San Luis Obispo South Coast Range, just south of Creston and west of O'Donovan Rd. Comment
  UC566043  Amorpha californica var. californica A. E. Wieslander 1934-4-26 460 San Luis Obispo High Mountain Lookout Pozo Quadrangle 609 Comment
  UC572475  Amorpha californica var. californica G. T. Nordstrom 1937-6-13 1339 San Luis Obispo 4 mi se Lime Mountain; Adelaida Quadrangle 274 Comment
  CAS-BOT-BC222374  Amsinckia douglasiana Ira L. Wiggins 1929-4-13 3430 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC222386  Amsinckia douglasiana Ernest C. Twisselmann 1962-3-26 6712 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3.5 miles south of Cholame 579 Comment
  JEPS22916  Amsinckia eastwoodiae A. M. Carpenter, M. D. April 1940 San Luis Obispo Cuyama Valley Comment
  UCR163607  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2005-3-25 9195 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  OBI46092  Amsinckia lycopsoides Lynne Dee Oyler 1986-3-25 374 San Luis Obispo Agua Escondido, USFS blue oak study area, NE of Arroyo Grande Comment
  OBI74538  Amsinckia lycopsoides George Butterworth 2010-4-9 777 San Luis Obispo Chimineas Ranch. 200 yds S of North Gate 744 Comment
  OBI57008  Amsinckia menziesii David J. Keil 1998-5-11 27210 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  OBI80533  Amsinckia menziesii Josh Walker 2013-2-7 1 San Luis Obispo Paso Robles; 1 mile west of 24th and Vine St. on Nacimiento Lake Drive; 100 ft north of road. 338 Comment
  RSA141246  Amsinckia spectabilis Francia Chisaki, Peter M. Ray 1950-5-13 1784 San Luis Obispo Road between Nipomo and Guadalupe. 76 Comment
  OBI20658  Amsinckia spectabilis var. microcarpa Robert F. Hoover 1947-3-1 6642 San Luis Obispo Mouth of Toro Crk Comment
  OBI64919  Amsinckia tessellata Greg Wilvert 2005-3-21 8 San Luis Obispo SE Half of the Caliente Range. 3/4 km S of Soda lake rd along Pipeline rd 849 Comment
  OBI20640  Amsinckia tessellata Craig Woods 1978-3-23 9 San Luis Obispo Carrizo Plain, 1 mi S of the jctn of hwy 58 and Sim soda lake san diego cr rd near the E. R. King Ranch 610 Comment
  SEINET7073182  Amsinckia tessellata var. gloriosa A. G. Vestal 1963-4-19 s.n. San Luis Obispo On a steep bank. Polo Priesto Valley [Palo Priesto Canyon] east of Mucho Spring. About 3.6 miles southeast of Route 466 [46 and 41] on Palo Priesto-Cholams Road. UTM Zone 10, 748513mE, 3952711mN. Coordinate datum: NAD27. Comment
  UCD119860  Amsinckia tessellata var. gloriosa C. R. Bell 1952-3-22 1263 San Luis Obispo San Luis Obispo County: 4 miles east of Cholame on Polonio Pass Road. Comment
  OBI20680  Amsinckia vernicosa Robert F. Hoover 1952-4-10 8099 San Luis Obispo 9 mi E of Creston Comment
  OBI20682  Amsinckia vernicosa Robert F. Hoover 1967-3-22 10255 San Luis Obispo Temblor Range E of Soda Lake, in second large cyn N from Crocker Grade Comment
  RSA0042913  Anagallis arvensis LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6289 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
  UC1123233  Anagallis arvensis H. C. Lee 1936-3-19 529 San Luis Obispo 2 mi. n. Miles; Arroyo Grande Quad. Comment
  UC771724  Anaphalis margaritacea R. F. Hoover 1946-9-23 6449 San Luis Obispo Cambria Comment
  RSA128069  Anaphalis margaritacea Clare B. Hardham 1957-9-12 2613 San Luis Obispo Cambria; Santa Rosa Creek Comment
  OBI50901  Ancistrocarphus filagineus David J. Keil 1993-4-15 s.n. San Luis Obispo Along hwy 33 N of jctn with Lockwood Valley rd Comment
  CAS-BOT-BC400370  Anemopsis californica Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-23 5183 San Luis Obispo Cienaga [Cienega] along Huerhuero Creek, east of Tiahrt Ranch, 1.5 miles east of ranch house and 5.5 m. east of Paso Robles airport (Sherwood Field) 274 Comment
  UCR160387  Anthemis arvensis George K. Helmkamp, E. A. Helmkamp 2005-6-9 9606 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  UCR122474  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 1998-5-20 3894 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
  OBI39361  Antirrhinum kelloggii David J. Keil 1982-5-2 15904 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif rte 58 and S on dirt rd Comment
  OBI66373  Antirrhinum kelloggii David J. Keil 2006-4-7 30442 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  UC1953319  Antirrhinum orontium David Keil 1998-6-15 27836 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles E of junction with old Creed Rd., just W of junction with Apple Rd. Comment
  CAS-BOT-BC237895  Antirrhinum ovatum Eben McMillan 1952-5-20 126 San Luis Obispo Pinole Springs--10 mi. s., 16 mi. e. Shandon Comment
  OBI31951  Apiastrum angustifolium David J. Keil 1982-6-26 16205 San Luis Obispo Vicinity of Arroyo de la Cruz N of san Simeon Comment
  OBI9018  Apium graveolens Robert F. Hoover 1946-10-20 6509 San Luis Obispo Price Cyn Comment
  SBBG35805  Apium graveolens R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  SBBG95517  Arbutus menziesii D. Keil, M. Luckow, R. Riggins-Pimentel, R. Pimentel, L. Seek 1982-5-8 16036 San Luis Obispo Cypress Mtn Comment
  UC1872963  Arceuthobium campylopodum David Keil, V. L. Holland 2003-4-7 30125 San Luis Obispo Red Mountain Road NE of San Simeon. 518 Comment
  UCR28989  Arctostaphylos crustacea David J. Keil, R. R. Pimentel, D. Walters, M. G. McLeod, Melissa Luckow, et al. 1981-4-11 14439 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  SEINET11996209  Arctostaphylos crustacea W. Knight, Knight, I.; Wells, P. V. 1989-1 6432 San Luis Obispo Upper See Canyon Comment
  UC1389143  Arctostaphylos cruzensis Ben Bolt 1936-2-17 577 San Luis Obispo 2 3/8 mi e Hollister Peak; Cayucos Quadrangle 60 Comment
Read comments
Dec 24 2016
  OBI14701  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1946-10-26 6529 San Luis Obispo Summit above (SE of) cuesta Pass Comment
  UC1389132  Arctostaphylos glandulosa subsp. glandulosa A. E. Wieslander 1934-4-26 459 San Luis Obispo Hi Mountain Santa Barbara National Forest, Pozo Quadrangle Comment
  RSA252154  Arctostaphylos glandulosa subsp. zacaensis Gary D. Wallace 1974-11-29 1326 b San Luis Obispo Near the coast south of the Arroyo de la Cruz on the grounds of the Hearst Ranch. 183 Comment
  CAS-BOT-BC39213  Arctostaphylos glauca L. R. Abrams 1917-6-10 6504 San Luis Obispo Paso Robles Comment
  OBI14720  Arctostaphylos glauca Robert F. Hoover 1963-10-26 8598 San Luis Obispo Trail to Machesna Mt, La Panza range Comment
  CAS-BOT-BC24604  Arctostaphylos glauca R. F. Hoover 1966-1-14 9730 San Luis Obispo Parkhill district, e. of Santa Margarita. Comment
  OBI14722  Arctostaphylos glauca Robert F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  UC57557  Arctostaphylos glauca J. H. Barber 1901-1-31 A 3 San Luis Obispo Peachey Canyon Paso Robles Comment
  CAS-BOT-BC24479  Arctostaphylos hooveri R. F. Hoover 1964-5-15 8895 San Luis Obispo Pine Top Mt. Comment
  OBI14666  Arctostaphylos hooveri Robert F. Hoover 1964-5-15 8895 San Luis Obispo Pine Top Mt Comment
  UCD51734  Arctostaphylos luciana Roman Gankin 1966-2-17 666 San Luis Obispo Ca. 2 miles east of Cuesta Pass off U.S. Highway 101. Comment
  CAS-BOT-BC39022  Arctostaphylos luciana R. F. Hoover 1964-2-2 8629 San Luis Obispo Cuesta Pass, on bank above west side of highway exactly at summit. Comment
  UCD52486  Arctostaphylos morroensis Roman Gankin; Lalit Srivastara and Chas. Lamoureux 1958-2-5 274 San Luis Obispo South end of Morro Bay. Comment
  CAS-BOT-BC40114  Arctostaphylos morroensis Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Morro Bay - Haynes ranch Comment
  CAS-BOT-BC39834  Arctostaphylos obispoensis R. F. Hoover 1965-12-5 9727 San Luis Obispo Lower part of Lopez Canyon. Comment
  OBI53950  Arctostaphylos obispoensis David J. Keil, Justin Epting 1995-6-14 25379 San Luis Obispo Cal Poly's pnnington Crk biological Reserve. Comment
  SBBG113506  Arctostaphylos obispoensis C. B. Hardham 1957-4-25 1727 San Luis Obispo Cypress Mtn 853 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
  UC1309663  Arctostaphylos obispoensis A. E. Wieslander 1933-3-23 282 San Luis Obispo Santa Lucia Range Santa Barbara National Forest, San Luis Obispo Quadrangle 365 Comment
  UCD52941  Arctostaphylos obispoensis Steven A. Junak; David A. Young, Tina J. Ayers 1989-3-13 3928 San Luis Obispo Santa Lucia Mountains: W Cuesta Ridge, along S side of main road (USFS Road #29S11.3) O.4 mile E of W boundary sign for the Cuesta Ridge Botanical Area, about 4.8 miles W of Highway 101. 762 Comment
  RSA671151  Arctostaphylos osoensis G. Fred Hrusa 1995-6-20 12418 San Luis Obispo Hollister Peak; Large colony on SW-facing shoulder of Hollister Peak, immediately below last steep ascent to peak from S side. 375 Comment
  UC1424922  Arctostaphylos pechoensis Gary D. Wallace 1974-11-23 1323 San Luis Obispo 1/2 mi se of summit of See Canyon Rd 4.8 mi nw jct <See Canyon Rd> with San Luis Bay Rd (s of San Luis Obispo and w of Hwy 101) 249 Comment
  UCSB31773  Arctostaphylos pechoensis UCSB Botanical Society 1979-1-20 San Luis Obispo 0.7 miles west along dirt road, 5.2 miles northwest of San Luis Obispo Creek along See Canyon Road 243 Comment
  CAS-BOT-BC44423  Arctostaphylos pilosula R. F. Hoover 1946-12-15 6574 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  UC1309679  Arctostaphylos pilosula N. French 1936-1-31 708 San Luis Obispo Sycamore Springs Arroyo Grande Quadrangle 60 Comment
  UC1309681  Arctostaphylos pilosula H. C. Lee 1936-2-26 427 San Luis Obispo Price Canyon Arroyo Grande Quadrangle 91 Comment
  UC1309686  Arctostaphylos pilosula H. C. Lee 1936-4-23 572 San Luis Obispo 2 mi sw Tar Springs Ranch; Nipomo Quadrangle 487 Comment
  CAS-BOT-BC44376  Arctostaphylos pilosula R. F. Hoover 1946-11-16 6553 San Luis Obispo Upper Arroyo Grande, at top of ridge opposite county park. Comment
  JEPS42619  Arctostaphylos pilosula A. E. Wieslander 1935-2-26 607 San Luis Obispo s Los Berros Creek (se of Arroyo Grande) 121 Comment
  OBI66728  Arctostaphylos pilosula Austin P. Griffiths, Gaylord Jones, T. Gaskin, G. Ruggerone 1984-1-15 s.n. San Luis Obispo On South Trail, Pozo Summit, along margin of Pinus coulteri grove with A. cushingiana and a. glauca. 853 Comment
  UCSB22709  Arctostaphylos rudis McMinn, Howard 1938-6-23 San Luis Obispo About 3 miles northwest of Nipomo Comment
  UC1276222  Arctostaphylos rudis R. F. Hoover 1948-2-8 7412 San Luis Obispo two mi (by road) w Nipomo Comment
  SEINET11984854  Arctostaphylos tomentosa Unknown 1966-1 647 San Luis Obispo N of Arroyo de los Chinos, 10.7 mi N of San Simeon Comment
  CAS-BOT-BC137614  Aristida adscensionis John Thomas Howell 1960-3-22 35142 San Luis Obispo San Luis Obispo. Santa Lucia Mountains. Cuesta Park. Comment
  SJSU1449  Artemisia biennis C. W. Sharsmith 1953-11-29 6117 San Luis Obispo c. 2 mi S of town of Pismo Beach Comment
  CDA11281  Artemisia californica G. F. Hrusa, D. Ragan 1994-11-19 12010 San Luis Obispo Los Padres National Forest; Cuesta Ridge East. S end of access Rd. to Mt. Lowe, Black Butte. Comment
  OBI27024  Artemisia californica James Courtney 1980-12-20 13 San Luis Obispo Pennington Creek Biological Preserve Comment
  UC1953207  Artemisia californica David Keil 1988-7-2 20862 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. Vicinity of old cement plant on hill to northeast. Comment
  UCR122931  Artemisia californica R. D. Goeden 1998-9-9 090998- 09 San Luis Obispo Central Coast, Atop Black Hill above Morro Bay 201 Comment
  OBI37071  Artemisia douglasiana M. J. Erwin 1983-10-15 4 San Luis Obispo 1 mi S of hwy 101 exit, on rd to Montana de Oro St park (Bay Blvd); Rt side of rd, above stream Comment
  OBI61047  Artemisia dracunculus P. A. Holden 1968-9-28 578 San Luis Obispo 9 mi E of Santa Margarita on Parkhill Rd Comment
  CAS-BOT-BC97257  Artemisia tridentata subsp. parishii Ernest C. Twisselmann 1968-9-11 14924 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI20509  Asclepias californica Robert F. Hoover 1950-5-7 7894 San Luis Obispo Between Rocky Butte & Pine Mt, Santa Lucia Range Comment
  CDA11600  Asclepias eriocarpa G. F. Hrusa 1993-5-21 11070 San Luis Obispo Salinas Valley; S end of Paso Robles, on slope between Spring St. and River at Niblick Bridge. Comment
  UC1392614  Asclepias fascicularis R. F. Hoover 1969-7-13 11457 San Luis Obispo 2 mi s Atascadero Comment
  OBI29885  Asclepias vestita Carol Radike, Kristin Bryan 1980-6-8 12 San Luis Obispo Ca 2 mi W of jctn with rd to Cholame on hwy 58, W of Calif Valley Comment
  SD111919  Asclepias vestita B. Ertter, J. Strachan 1981-5-15 3413 San Luis Obispo South side of Highway #58; 0.6 miles east of San Juan Creek. 550 Comment
  RSA0034486  Asphodelus fistulosus A. L. Haines 1973-5-19 s.n. San Luis Obispo By side of Hwy. 41 at town of Morro Bay. 15 Comment
  UC74915  Aspidotis californica Mrs. R. W. Summers San Luis Obispo Santa Lucia Mts Comment
  LA105619  Aster chilensis Barry A. Prigge; 1989-7-2 9002 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, from 0.6 to 1.1 mi. N of State Highway 1; ca. 2 mi. E of Morro Bay 30 Comment
  SEINET948085  Astragalus asymmetricus Helen K. Sharsmith 1954-1 4420 San Luis Obispo rolling hills 24.2 miles south of Cholame, Cholame-Simmler road, Temblor Range 366 Comment
  OBI66880  Astragalus curtipes David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29573 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  OBI80985  Astragalus curtipes Holly Haraguchi, Jordan Wylie, Dani LeVine, Kaila Michitsch, Christine Tsoi, Alvin Iam 2015-4-24 5 San Luis Obispo Pennington Creek Bio Reserve. Comment
  SBBG41458  Astragalus curtipes D. Myrick 1971-4-7 2198 San Luis Obispo main rd in Montana de Oro State Park S of Morro Bay Comment
  UC1128832  Astragalus curtipes B. Bolt 1936-2-19 583 San Luis Obispo 3/4 mi n China Harbor; Cayucos Quad., n of China Harbor Comment
  CAS-BOT-BC177787  Astragalus curtipes Lewis S. Rose 1936-3-19 36084 San Luis Obispo 6 mi. NE. of Morro Beach 60 Comment
  UC862636  Astragalus curtipes Lewis S. Rose 1936-3-19 36072 San Luis Obispo Morro Beach 15 Comment
  CAS-BOT-BC182356  Astragalus didymocarpus var. didymocarpus R. F. Hoover 1952-4-8 8095 San Luis Obispo West base of Temblor Range near McKittrick road Comment
  RSA475233  Astragalus douglasii Aaron Liston, James D. Morefield 1988-3-21 715 -2 San Luis Obispo Shell Creek Road; 1.6 miles N of Hwy 58. Approx. 22 air miles NE of San Luis Obispo 425 Comment
  SBBG81965  Astragalus douglasii C. F. Smith 1950-5-4 2765 San Luis Obispo Creston-Simmler Rd at Fernandez Crk Comment
  CAS-BOT-BC182912  Astragalus douglasii R. F. Hoover 1947-4-20 6985 San Luis Obispo Near El Dorado School 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
  RSA0043079  Astragalus gambelianus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6396 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
  SEINET948339  Astragalus gambelianus Lois E. James 1946-1 1745 San Luis Obispo Serpentine Hill 2.8 miles NE of San Luis Obispo. Comment
  SEINET898185  Astragalus lentiginosus Leslie Freeman 1963-1 172 San Luis Obispo About 1 mi southwest of Seaback Ranch headquarders. Caliente Mt. Drainage Area: Soda Lake. Comment
  OBI55576  Astragalus lentiginosus var. nigricalycis George Butterworth 1998-6-13 270 San Luis Obispo Carrizo Plain Natural Area. 10 yds E of Padrones Rd (from Calf shed), .7 mi SW of Soda lk Rd T11N R25W, S21, SEQ 786 Comment
  SFV15653  Astragalus lentiginosus var. nigricalycis I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 355 San Luis Obispo Carrizo Plain South end of Carrizo Plain. 10.2 miles north on Soda Lake Road from junction with Highway 166. Berm and open field adjacent to recently flooded area. 793 Comment
  SBBG3221  Astragalus macrodon C. B. Hardham 1958-5-31 3463 San Luis Obispo Peachy Cyn Rd ca. 0.5 mi W of Paso Robles Comment
  UC1128843  Astragalus macrodon G. T. Nordstrom 1937-5-17 1256 San Luis Obispo 5.2 mi se Chimney Rock; Adelaida Quad., se of Chimney Rock Comment
  OBI78665  Astragalus nuttallii Melissa C. Fierro 2013-11-11 4 San Luis Obispo In Montana de Oro State Park Comment
  UCD105140  Astragalus nuttallii Ernest C. Twisselmann 1959-5-6 5200 San Luis Obispo San Luis Obispo County: Santa Lucia Range: Highway 1 at San Carpoforo Creek. 22 Comment
  SBBG14965  Astragalus nuttallii var. nuttallii E. R. Blakley 1960-7-2 3507 San Luis Obispo between the ocean and Oso Flaco Lake 6 Comment
  CHSC55090  Astragalus oxyphysus L. P. Janeway 1988-5-22 2686 San Luis Obispo Ca 5 mi due E of Creston; in the SE'ern-most branches of Huerhuero Cr. 426 Comment
  UC1392866  Astragalus oxyphysus R. F. Hoover 1968-4-17 11045 San Luis Obispo Pass at se end Carrizo Plain; Pass at se end Carrizo Plain Comment
  CAS-BOT-BC194117  Astragalus pomonensis Ernest C. Twisselmann 1956-6-1 2891 San Luis Obispo South end of Morrow Bay, near Baywood Park 30 Comment
  UCD21565  Astragalus pycnostachyus var. pycnostachyus R. Scherson; J. F. Perez 2003-6-25 6 San Luis Obispo California, Highway 1, 200 m. south of San Simeon Creek bridge, on vista point. 2 Comment
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Jan 29 2013
  UCSC009123  Athysanus pusillus I. J. Condit 2009-3-13 s.n. San Luis Obispo Ridge east of San Luis Obispo Comment
  OBI82583  Athysanus unilateralis David J. Keil, Lynne Dee Althouse and Shannon Henke 2016-2-26 33505 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 610 Comment
  UCD78279  Atriplex Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4624 a San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  CDA17603  Atriplex californica Austin Griffiths 1982-2-5 s.n. San Luis Obispo Oceano Dunes; Pismo Beach near N end of beach. Comment
  UCD77412  Atriplex californica Robert E. Preston 1998-6-14 1127 San Luis Obispo Shell Beach, on cliffs, just above high tide line 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
  OBI65162  Atriplex confertifolia Greg Wilvert 2005-5-30 448 San Luis Obispo SE half of Caliente Range; Padrones Cyn. 821 Comment
  OBI81159  Atriplex coronata Matt Beyers, D. Gallagher, N. Oyler 2015-5-22 1163 San Luis Obispo Vicinity of Cholame: Cholame Valley. Just south of the Highway 46 and Highway 41 junction and immediately east of Davis Road 348 Comment
  UCD77410  Atriplex coronata Robert E. Preston 1998-6-12 1123 San Luis Obispo Carrizo Plain, 50 ft W of Soda Lake Rd, between Clarksberg Rd and College City Rd 588 Comment
  OBI56290  Atriplex coronata var. coronata George Butterworth 1999-7-9 304 San Luis Obispo Carrizo Plain Natural Area. Beside Panorama Rd, 1.9 mi N of Soda Lake rd T32S R21E S6 NWQ Comment
  JEPS90688  Atriplex coronata var. coronata Dean W. Taylor 1986-4-20 8789 San Luis Obispo San Joaquin Valley, head of Cholame Creek, adjacent to Highway 46 near junction with Bitterwater Road, on flat s of Highway Cholame Creek; San Joaquin Valley, Cholame Creek Comment
  JEPS90690  Atriplex coronata var. coronata Dean W. Taylor 1986-4-20 8789 San Luis Obispo San Joaquin Valley, head of Cholame Creek, adjacent to Highway 46 near junction with Bitterwater Road, on flat s of Highway Cholame Creek; San Joaquin Valley, Cholame Creek Comment
  UCR118349  Atriplex coulteri George K. Helmkamp, E. A. Helmkamp 2000-9-1 5949 San Luis Obispo Los Osos, c. 0.5 miles NW of Hazard Cyn., between Howard St. and sand dunes 6 Comment
  OBI5393  Atriplex leucophylla Robert J. Rodin 1956-5-22 6067 San Luis Obispo In Morro Bay state park Comment
  SBBG42998  Atriplex leucophylla L. W. Edge 1971-10-7 San Luis Obispo edge of salt marsh, Morro Bay State Park Comment
  OBI17284  Atriplex polycarpa Robert F. Hoover 1952-11-2 8281 San Luis Obispo S part of Carrizo Plain, at N base of Caliente Mt Comment
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Jul 20 2013
  CAS-BOT-BC176581  Atriplex polycarpa R. F. Hoover 1966-10-8 10145 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  OBI44937  Atriplex serenana var. serenana David J. Keil 1984-7-20 18317 San Luis Obispo Just N of Santa maria River along hwy 1 Comment
  RSA613943  Atriplex spinifera George K. Helmkamp, E. Helmkamp 1997-3-8 1409 San Luis Obispo Carrizo Plain. 30.1 mi. NW of CA-166 on Soda Lake Rd; at San Diego Crk Rd and edge of Soda Lake. 701 Comment
  SEINET4136186  Atriplex spinifera David Keil, Kathleen Keil 2005-5-8 30371 San Luis Obispo Caliente Mountain. West side on road down from ridge in oil field area.; 0 Comment
  OBI57375  Atriplex suberecta David J. Keil 1998-9-4 28068 San Luis Obispo Santa Margarita. 305 Comment
  SD71137  Atriplex vallicola R. F. Hoover 1952-5-25 8238 San Luis Obispo South end of Soda lake; Carrizo Plain. Comment
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Dec 28 2009
  OBI40768  Avena barbata David J. Keil, Dirk Walters 1986-5-2 19324 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  UCD56223  Avena barbata W. A. Peterson 1937-4-27 750 San Luis Obispo San Luis Obispo County: Piletas Canyon. La Panza. 594 Comment
  OBI6250  Avena barbata Robert J. Rodin 1970-5-5 8397 San Luis Obispo Nature Preserve, Camp SLO 15 Comment
  OBI69699  Avena barbata Steven A. Junak, Tina J. Ayers 1989-4-12 3945 San Luis Obispo Cuesta Ridge: Along N side of main road (USFS Road #29S11.3) at intersection with road to W end of Pick and Shovel Mine, about 4.4 mi W of hwy 101 762 Comment
  OBI8515  Baccharis glutinosa Dave Imper 1976-11-27 10 San Luis Obispo Price Cyn Tarsands Project. Project location 1 mi SW of hwy 227 on Price Cyn Rd Comment
  UCR252056  Baccharis glutinosa Dan S. Cooper 2013-8-7 813- 66 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  OBI38218  Baccharis glutinosa Eric Wise 1981-6-26 693 San Luis Obispo Drainage ditch at E entrance to Cambria Air Force Station. 5.6 mi S of Cambria w of Hwy 1 Comment
  OBI53858  Baccharis glutinosa Arthur W. Hazebrook 1993-5-23 220 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreoopsis Hill Comment
  RSA216816  Baccharis pilularis Robert F. Hoover 1966-9-13 10003 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC99497  Baccharis pilularis Clare B. Hardham 1956-10-7 1450 San Luis Obispo Hunter Liggett. near Chimney Rock Comment
  CAS-BOT-BC99635  Baccharis plummerae R. F. Hoover 1949-9-9 7757 San Luis Obispo Forks of San Simeon Creek Comment
  OBI77020  Baccharis plummerae subsp. glabrata David J. Keil, Melissa Luckow 1981-7-3 14962 San Luis Obispo Arroyo de la Cruz , N of San Simeon. along N side of the stream from fresh-water marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtn. and back to the hwy Comment
  OBI31334  Baccharis salicifolia Joy Nishida, Robert Allen 1982-4-10 208 San Luis Obispo American Canyon Campground near stream. 524 Comment
  CAS-BOT-BC16617  Barbarea orthoceras Clare B. Hardham 1956-4-4 357 San Luis Obispo Santa Lucia Mountains. York Mountain. Comment
  OBI15180  Barbarea orthoceras Aart C. De Vos 1963-4-20 68 San Luis Obispo Cuesta Ridge Comment
  OBI9014  Berula erecta Robert F. Hoover 1946-9-14 6379 San Luis Obispo Trout Crk near Santa Margarita Comment
  CAS-BOT-BC482129  Bloomeria crocea var. aurea Mrs. R. W. Summers 1882-5-23 s.n. San Luis Obispo Open hills Comment
  SBBG44906  Bloomeria crocea var. crocea L. W. Edge 1972-5-10 178 San Luis Obispo under pasture fence, Turri Rd, S of Morro Bay Comment
  OBI15199  Boechera pulchra Robert F. Hoover 1952-5-24 8203 San Luis Obispo Caliente Mt Comment
  OBI80280  Bolboschoenus maritimus David J. Keil, V. L. Holland 2013-6-12 31813 San Luis Obispo Adelaida Cellars Vineyard and Walnut Grove Comment
  OBI44836  Bowlesia incana David J. Keil 1985-3-31 18502 -1 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and Hwy 229 Comment
  OBI42266  Bowlesia incana David J. Keil, V. L. Holland 1986-5-26 19598 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  OBI7420  Brachychiton populneum Chris Flynn 1976-4-10 s.n. San Luis Obispo Cal Poly campus, 3 acre lawn Comment
  SBBG94019  Brachypodium distachyon S. A. Junak 1989-4-27 3978 San Luis Obispo W Cuesta Ridge, along S side of USFS Rd 29S1, 1.3 just E of W rd leading to Pick and Shovel Mine, 1.3 mi W of E boundary 749 Comment
  OBI35793  Brachypodium distachyon Allison Berry 1984-5-8 179 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CDA3633  Brassica juncea E. C. Twisselmann 1965-5-4 10645 San Luis Obispo Temblor Range & Western San Joaquin Valley; Dorothy Twisselmann Ranch, eastern San Luis Obispo County. Comment
  SD167183  Brassica rapa G. K. Helmkamp, E. A. Helmkamp 2005-6-5 9534 San Luis Obispo San Simeon Creek, 0.1 mile east of Higthway 1. 9 Comment
  CAS-BOT-BC100465  Brickellia californica Ernest C. Twisselmann 1965-11-2 11718 San Luis Obispo Ragged Point 45 Comment
  OBI31284  Brickellia californica Joy Nishida 1982-8-12 560 San Luis Obispo 2.9 mi NW of American Canyon on San Jose Avenales rd Comment
  RSA232994  Briza maxima D. A. Young 1969-5-6 P 401 San Luis Obispo 3 mi. N. of the San Simeon turn off on Highway 1. 61 Comment
  OBI51360  Briza minor Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .11 San Luis Obispo San Simeon State Park. SW section of park Comment
  SEINET8466118 Image available Brodiaea coronaria David Keil, V. L. Holland 1986-5-26 19585 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake. Comment
  CAS-BOT-BC484537  Brodiaea jolonensis Clare B. Hardham 1956-6-6 920 San Luis Obispo 7X Ranch 609 Comment
  UC454397  Brodiaea terrestris subsp. terrestris Unangst 1906-5-6 672 San Luis Obispo Pizmo Comment
  CDA17349  Bromus berteroanus G. F. Hrusa, G. Wilvert 2005-4-1 16399 San Luis Obispo Carrizo Plain; South end of Caliente foothills, nr. gate at power line maintenance rd. 792 Comment
  OBI66524  Bromus carinatus David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26298 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
  OBI80003  Bromus carinatus David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31336 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant) Comment
  CDA11589  Bromus carinatus G. F. Hrusa, D. Ragan 1993-5-21 11079 San Luis Obispo La Panza Range; Occasional perennial in shady sites among woodland and savannah of Quercus douglasii mixed with chaparral shrubs. Canyon of Stony Creek, about 1 m. below Stony Creek camp. Comment
  OBI80030  Bromus carinatus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31655 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
  CAS-BOT-BC148956  Bromus carinatus var. carinatus Clare B. Hardham 1957-4-2 1620 San Luis Obispo Santa Lucia Mountains. WIllow Creek. Comment
  UC1131044  Bromus carinatus var. carinatus G. T. Nordstrom 1937-5-16 1251 San Luis Obispo 2.3 mi sse of Chimney Rock 502 Comment
  UC53634  Bromus carinatus var. carinatus J. H. Barber 1900-4-15 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC149154  Bromus carinatus var. marginatus Ernest C. Twisselmann 1960-5-21 5970 San Luis Obispo Adelaide Road, 4.7 miles west of Paso Robles. 518 Comment
  OBI24066  Bromus diandrus Janice M. Toyoshima 1979-4-22 A 2 -22 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  RSA0042914  Bromus diandrus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6290 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
  HSC91805  Bromus diandrus Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI37910  Bromus diandrus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18646 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gat 732 Comment
  OBI32091  Bromus hordeaceus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Glen Holtstein, Melissa Luckow, et al. 1981-4-11 14404 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI35378  Bromus hordeaceus K. A. Nadeau 1983-4-30 26 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St. and Rockview rd Comment
  RSA0040008  Bromus hordeaceus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6390 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-BC155103  Bromus hordeaceus R. F. Hoover 1964-6-7 8983 San Luis Obispo Lower Canyon of San Carpoforo Creek. Comment
  OBI22392  Bromus madritensis subsp. rubens Robert F. Hoover 1968-4-16 11028 San Luis Obispo Cuyama River at "Gypsum Cyn bridge" north side of river Comment
  UCD58958  Bromus rubens subsp. rubens G. K. Helmkamp 2004-2-29 8317 San Luis Obispo San Luis Obispo Co.: Central Coast: Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi. NW of Division St. 115 Comment
  OBI28114  Bromus sitchensis Allison Berry, Carrie Wilson 1982-5-11 70 San Luis Obispo N of San Luis Obispo 1.5 mi on CA Rte 101 R on Reservoir Cyn Rd-1/2 mi to end. Site on ridge to left 550 yds up trl Comment
  OBI33061  Bromus sitchensis David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17011 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI6269  Bromus sitchensis Larry E. Brown 1971-5-6 1980 San Luis Obispo Growing in Hazard Cyn in the Montana De Oro State Park near Morro Bay Comment
  UCD59761  Bromus tectorum Beecher Crampton 1964-5-18 6986 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  OBI22413  Bromus vulgaris Robert F. Hoover 1964-6-7 9001 San Luis Obispo Chris Flood Crk Comment
  UCR134382  Cakile maritima George K. Helmkamp 2003-9-26 8170 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  CSUSB878  Cakile maritima J. Patman 1963-4-13 1113 San Luis Obispo Stabilized dunes abouth 20 feet above high tide. Just south of Oceano Comment
  CAS-BOT-BC36972  Cakile maritima var. maritima R. F. Hoover 1946-8-4 6274 San Luis Obispo North end of Morro Bay. Comment
  CAS-BOT-BC185011  Calamagrostis rubescens R. F. Hoover 1950-6-21 8022 San Luis Obispo Santa Lucia Mountains. Between Rocky Butte and Pine Mountain. Comment
  CAS-BOT-BC233928  Calandrinia breweri R. F. Hoover 1947-3-19 6697 San Luis Obispo Oak Park district Comment
  UCD100139  Calandrinia breweri G. F. Hrusa 1995-5-28 12195 San Luis Obispo San Luis Obispo County: Black Buttes Research Natural Area, along Ridge 4. 600 Comment
  OBI29252  Calandrinia ciliata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14545 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  CAS-BOT-BC167329  California macrophylla Alice Eastwood; John Thomas Howell 1935-3-25 2027 San Luis Obispo Cholame Comment
  OBI79415  California macrophylla David J. Keil, with Matt Ritter, Taylor Crow, et al. 2012-3-3 31231 San Luis Obispo Sinton ranch south of Highway 58. Vicinity of intersection of Indian creek road and Shell Creek Road 440 Comment
  OBI20937  Callitriche marginata Robert F. Hoover 1965-4-25 9351 San Luis Obispo Cambria, N of town Comment
  OBI31279  Callitriche marginata Joy Nishida, Melissa Luckow 1983-3-10 555 San Luis Obispo 1.7 mi S of American Cyn campground near stream/rd crossing Comment
  SEINET8075655  Calochortus albus Marshall Nelson, Katie Gezi; Payton O'Neill; Annalee Akin 2014-5-20 1 San Luis Obispo West Cuesta Ridge Trail, San Luis Obispo. Side of road at the right side of the entrance trail.; 0 553 Comment
  UC1296307  Calochortus albus R. F. Hoover 1965-5-19 7711 San Luis Obispo Forks of San Simeon Creek Comment
  UC57495  Calochortus albus J. H. Barber 1900-5-1 San Luis Obispo Santa Lucia Mts. Comment
  OBI58983  Calochortus argillosus David J. Keil, Brian Aviles 1998-4-27 26913 San Luis Obispo SLO at the end of Lizzie St. above old SLO Junior High School. At site of La Loma Adobe and on hillside above. Comment
  SBBG119387  Calochortus clavatus var. clavatus E. Painter, M. Wetherwax 1999-7-13 SLO 4 San Luis Obispo near water tank above cantonment area, W of St Hwy 1; Camp San Luis Obispo 150 Comment
  SBBG3343  Calochortus clavatus var. clavatus E. Painter, M. Wetherwax with J. Sainz 2000-6-13 SLO 354 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 100 Comment
  OBI64769  Calochortus clavatus var. recurvifolius D. R. Miller, E. A. Appel 2005-6-18 605 .805 San Luis Obispo Pine Mt Region. 1.8 mi N of Arroyo de la Cruz on coastal bluff +/- 2-3 m from beach edge, on bluff 720 Comment
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Oct 23 2015
  OBI43657  Calochortus fimbriatus D. R. Miller 1983-7-24 783- 1 -A San Luis Obispo About rd cut to Hearst sprngs on Pine Mtn Comment
  CAS-BOT-BC492533  Calochortus luteus Alice Eastwood 1928-5-19 15173 San Luis Obispo On hill near Petite Comment
  CAS-BOT-BC132427  Calochortus obispoensis R. F. Hoover 1965-5-20 9376 San Luis Obispo Hill west of Poly Canyon, San Luis Obispo Comment
  OBI6693  Calochortus obispoensis Robert F. Hoover 1969-6-23 11387 San Luis Obispo Santa Lucia Range. Ridge NW of cuesta Pass Comment
  SBBG948  Calochortus obispoensis H. and M. Dearing 1940-6-16 4873 San Luis Obispo N of San Luis Obispo Comment
  OBI65265  Calochortus uniflorus D. R. Miller, E. A. Appel 2005-4-23 409 .792 San Luis Obispo Pine Mt Region. On W side of Hwy 1 between hwy and dunes, Point Sierra [illegible] Comment
  SBBG104912  Calochortus venustus F. L. Johnson, E. A. Young 1993-5-24 ROB 544 San Luis Obispo 2 km S of Twin Bridges; Camp Roberts Comment
  UC2026948  Calycadenia truncata D. R. Miller 1991-7-26 791 -14 San Luis Obispo Along ridge road on East slope of Pine Mountain Comment
  JEPS103758  Calycadenia villosa D. H. Wilken with E. Painter 1998-6-30 15620 San Luis Obispo near jct of St Hwy 58 and USFS Rd 29S15, near head of Long Canyon, La Panza Range 650 Comment
  UCD129800  Calycadenia villosa Gerald D. Carr 1971-6-30 575 San Luis Obispo San Luis Obispo County: 0.1 mile south of Hwy 58 on road to Navajo Campground. Navajo-Cammatti Creek divide. 640 Comment
  CDA16194  Calyptridium monandrum G. F. Hrusa, D. Ragan 1999-4-21 15009 San Luis Obispo Oceano Dunes; Oceano Dunes, immediately W of Callender Rd. along SP railroad tracks. 106 Comment
  UC1136650  Calyptridium monandrum T. M. Hendrix 1939-5-9 1032 San Luis Obispo 2.2 mi wnw of Avenales Ranch 731 Comment
  SJSU3425  Calyptridium monandrum C. W. Sharsmith 1962-4-22 6891 San Luis Obispo Shell Cr, San Juan Cr drainage c. 12 mi S of Shandon 414 Comment
  CDA39869  Calystegia longipes T. C. Fuller 1962-7-19 9252 San Luis Obispo Highway 178 to Simmler, 13.4 miles northeast of Santa Margarita. 0 Comment
  CAS-BOT-BC221370  Calystegia macrostegia subsp. cyclostegia Alice Eastwood 1926-4-28 13599 San Luis Obispo Cambria Comment
  OBI27843  Calystegia macrostegia subsp. cyclostegia Joan Coffey 1972-5-12 4 San Luis Obispo About 1/2 mi up Poly Canyon rd Comment
  POM307603  Calystegia macrostegia subsp. cyclostegia Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1940-4-21 s.n. San Luis Obispo Cambria. Comment
  RSA394775  Calystegia macrostegia subsp. cyclostegia F. H. Elmore 1933-8-4 350 San Luis Obispo Avila Comment
  UC1123619  Calystegia macrostegia subsp. cyclostegia N. K. Carlson 1936-3-18 144 San Luis Obispo .5 mi se Newsom Springs (Plot 3); Arroyo Grande Quad., se of Newsom Springs Comment
  CAS-BOT-BC221389  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1966-10-7 10122 San Luis Obispo Cuyama River at mouth of Chimney Canyon Comment
  OBI13098  Calystegia macrostegia subsp. cyclostegia Lynne Dee Althouse 1977-5-2 63 San Luis Obispo Wolfe's horse ranch, N of San Luis Obispo High school 130 Comment
  OBI56966  Calystegia macrostegia subsp. cyclostegia Steven A. Junak, Tina J. Ayers, Debbie Shaw 1989-5-10 4004 San Luis Obispo Santa Lucia Mts: W Cuesta Ridge, S of main road (USFS #29S11.3) at SW corner of the Cuesta Ridge Botanical Area, along dirt road on W side of the upper portion of the Pick and Shovel Mine 585 Comment
  OBI72883  Calystegia macrostegia subsp. cyclostegia David J. Keil 1988-1 20818 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  UCR248212  Calystegia malacophylla subsp. pedicellata David J. Keil 1998-6-10 27770 San Luis Obispo Los Padres National Forest. Black Mountain Road, 0.2-0.3 miles above (northwest of) junction with Navajo Road 864 Comment
  CAS-BOT-BC221168  Calystegia malacophylla subsp. pedicellata R. F. Hoover 1966-5-11 9848 San Luis Obispo Between Santa Margarita and Atascadero, crossing of Santa Barbara Road and Highway 101 Comment
  JEPS97133  Calystegia malacophylla subsp. pedicellata F. L. Johnson and E. A. Young 1993-5-24 ROB 562 San Luis Obispo 2 km SE of Twin Bridges (on Boyscout Rd); Camp Roberts Comment
  OBI41048  Calystegia purpurata David J. Keil 1986-5-13 19444 San Luis Obispo Hi Mountain Rd near Hi Mountain lookout Comment
  RSA522590  Calystegia purpurata David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles, Joanna Tomasacci 1987-5-17 20164 -1 San Luis Obispo Los Padres national Forest, Cuesta East past end of road along fire trail in area burned by both the Gay mountain fire and the Las Pilitas fire. Comment
  RSA711892  Calystegia subacaulis R. K. Brummitt, D. J. Keil, N. A. Brummitt 1998-5-9 19805 San Luis Obispo E edge of San Luis Obispo city, above end of Lizzie Street; hillside by La Laloma Adobe. 100 Comment
  CAS-BOT-BC418635  Calystegia subacaulis subsp. episcopalis R. K. Brummitt; S. M. Namoff 2012-6-10 22044 San Luis Obispo Edge of San Luis Obispo town, top of Lizzie Street 134 Comment
  CDA34288  Calystegia subacaulis subsp. episcopalis David J. Keil 2001-5-3 29397 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  POM37964  Camissonia boothii subsp. decorticans Marcus E. Jones 1902-6-25 s.n. San Luis Obispo Paso Robles. Comment
  OBI81357  Camissonia campestris Jason Dart, A. Weichert 2010-3-25 348 San Luis Obispo Palo Prieto Conservation Bank, Lake Parcel. This location is 0.6 mile southwest of Bitterwater Road, 3.75 driving miles southeast of Annette Road, on hills near Grant Lake. 619 Comment
  JEPS101952  Camissonia campestris subsp. campestris Dean Wm. Taylor with Roy Buck 1989-3-21 10176 San Luis Obispo South end of Soda Lake, 0.2 miles E of junction of Soda Lake Road with Simler Road 585 Comment
  JEPS114160  Camissonia campestris subsp. campestris E. L. Painter, M. Wetherwax 2001-5-16 CR- 241 San Luis Obispo Camp Roberts, along Sulphur Springs Rd. Comment
  RSA18228  Camissonia cheiranthifolia subsp. cheiranthifolia Carl B. Wolf 1929-4-16 3622 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay. Comment
  RSA201690  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1965-6-19 9446 San Luis Obispo Mouth of Hazard Canyon Comment
  RSA195471  Camissonia micrantha Peter H. Raven 1962-3-24 16955 San Luis Obispo Nipomo Valley 1.5 miles north of Santa Barbara County line 76 Comment
  OBI11910  Camissonia strigulosa Dave Imper 1977-4-7 114 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  CAS-BOT-BC160298  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Clare Hardham 1963-4-19 s.n. San Luis Obispo Dunes near mouth of Arroyo de la Cruz 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
  CAS-BOT-BC160523  Camissoniopsis hardhamiae R. W. Thorp 1962-5-2 62 -33 San Luis Obispo 4.5 miles northeast of Santa Margarita Comment
  OBI58527  Camissoniopsis intermedia David J. Keil 1998-6-1 27575 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI29250  Capsella bursa-pastoris David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14543 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI3778  Capsella bursa-pastoris Elizabeth Rudd 1971-2-24 155 San Luis Obispo 3 mi N of Santa Margarita 274 Comment
  RSA709393  Capsella bursa-pastoris George K. Helmkamp 2004-2-6 8246 San Luis Obispo Central Coast: Oso Flaco Lake Road, 0.5 mile E of the lake. 9 Comment
  UC2027410  Capsella bursa-pastoris Greg Wilvert 2005-4-8 198 San Luis Obispo Southeast Half of the Caliente Range. 1.5 km S of Soda Lake Road along Padrones Canyon Road. Comment
  SBBG70401  Capsella bursa-pastoris L. G. Yates 1878-2-5 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI63018  Cardamine David J. Keil 2001-3-13 29173 San Luis Obispo San Luis Obispo. End of South Street at San Luis Creek Comment
  CAS-BOT-BC37641  Cardamine californica Clare B. Hardham 1958-2-13 2824 San Luis Obispo Santa Lucia Mountains. Cambria. Comment
  OBI83493  Cardamine californica Evrett Marr 2017-2-14 2 San Luis Obispo Bob Jones Trail, half mile past trailhead, on left hand side about 20 ft off trail and 10 ft from creek. 10 Comment
  UC10413  Cardamine californica Mrs. Blochman San Luis Obispo Santa Maria Comment
  OBI80521  Cardamine californica Dennis Webb 2013-2-23 12 San Luis Obispo On Rocky Canyon Creek, NE of Rocky Canyon Quarry, between Atascadero and Creston. 361 Comment
  SBBG118184  Cardamine californica var. integrifolia M. Wetherwax, E. Painter 2000-3-20 SLO 37 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 200 Comment
  OBI82463  Cardamine hirsuta David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33541 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  SBBG118183  Cardamine oligosperma M. Wetherwax, E. Painter, K. Downing 2003-3-17 CR 389 San Luis Obispo Nacimiento River, upstream from Twin Bridges, on E side of River, near the end of Boy Scout Rd; Camp Roberts 180 Comment
  UC570240  Cardionema ramosissimum C. M. Belshaw 1936-3-27 1738 San Luis Obispo 1.2 mi. w.-n.w. Valencia Peak 152 Comment
  CAS-BOT-BC384838  Cardionema ramosissimum Ernest C. Twisselmann 1959-5-23 5270 San Luis Obispo Pecho Hills, just north of the mouth of Hazard Canyon 45 Comment
  SEINET12875770 Image available Cardionema ramosissimum C. W. Tilforth, John Dourley 1973-1 866 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. Comment
  UCR109658  Carduus pycnocephalus R. D. Goeden, Don W. Ricker 1978-9-22 s.n. San Luis Obispo Santa Lucia Range, Santa Rita Creek Road, 3.3 miles east of Cypress Mountain Rd., NE of Cayucos 300 Comment
  OBI6414  Carex harfordii Robert F. Hoover 1947-3-1 6634 San Luis Obispo Cambria Comment
  SEINET12480795  Carex harfordii D. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-1 18712 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte 869 Comment
  CAS-BOT-BC119429  Carex nudata R. F. Hoover 1947-3-23 6720 San Luis Obispo Rinconada Mine, W of Pozo 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
  RSA180151  Carex nudata Clare B. Hardham 1959-5-19 4670 San Luis Obispo Las Tablas Creek, 7X Ranch. Santa Lucia Mountains. Comment
  RSA355832  Carex pansa Robert F. Thorne 1968-6-7 37785 San Luis Obispo Jack Lake, sandy flat area back of dunes near lake, 3 miles south of Oceano Comment
  POM313117  Carex pansa Malcolm A. Nobs, S. Galen Smith 1948-9-9 662 San Luis Obispo Dune-bound marshes, south of Pismo Beach. Comment
  SBBG15586  Carex praegracilis M. A. Piehl 1962-5-23 62298 San Luis Obispo near Oso Flaco Lake 7 Comment
  UCR67411  Carex schottii George K. Helmkamp 1990-9-3 s.n. San Luis Obispo Central Coast, south end of Morro Bay, southwest of Baywood Park 15 Comment
  SBBG122373  Carex serratodens D. Keil, R. Riggins, D. R. Miller 1998-5-27 27511 San Luis Obispo San Simeon Crk Rd, between Rocky Butte and Burnett Pk; Hearst Ranch 731 Comment
  OBI22668  Carex subbracteata Robert F. Hoover 1948-5-22 7535 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  CAS-BOT-BC116853  Carex subbracteata var. subbracteata R. F. Hoover 1964-6-7 8988 San Luis Obispo San Carpoforo Creek just above Windy Point. Comment
  RSA176296  Carpobrotus chilensis R. F. Thorne, P. Everett 1962-10-3 24495 San Luis Obispo W of Oso Flaco Lake. 5 Comment
  CAS-BOT-BC281892  Carthamus lanatus Steven A. Junak 1990-7-12 4402 San Luis Obispo Santa Lucia Mountains, along W Cuesta Ridge Rd ca 7.6 miles W of intersection with Highway 101, at access road to electronic facility on Peak 2761, S side of road 768 Comment
  OBI69461  Carthamus lanatus David J. Keil 2007-10-5 30486 San Luis Obispo Just south of former Cambria Air Force Station along Monte Cristo Place. 170 Comment
  OBI75063  Castilleja affinis David J. Keil 1988-3-19 20395 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
  OBI9669  Castilleja affinis Robert F. Hoover 1950-5-13 7912 San Luis Obispo Near Oso Flaco Lake Comment
  POM117867  Castilleja affinis Marcus E. Jones 1926-4-28 s.n. San Luis Obispo Cuyama Canon. Comment
  RSA189715  Castilleja affinis Noel Holmgren, James L. Reveal 1966-6-1 2620 San Luis Obispo By Oso Flaco Lake, northwest of Guadalupe. Comment
  JEPS82760  Castilleja affinis subsp. affinis L. R. Heckard with Austin Griffiths 1983-6-13 6101 a San Luis Obispo Callender Dunes Oceano Comment
  UCSB58616  Castilleja affinis subsp. affinis Ingram, Steve; Hall, Tina 1990-5-31 San Luis Obispo Oso Flaco Lake, on ridge on South shore of lake Comment
  OBI9389  Castilleja ambigua subsp. insalutata Robert F. Hoover 1950-5-30 7947 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI9382  Castilleja attenuata Robert F. Hoover 1967-4-5 10346 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 Comment
  UCSB26849  Castilleja attenuata Keefe, Joseph 1963-3-23 San Luis Obispo San Simeon 9 Comment
  JEPS7431  Castilleja densiflora subsp. obispoensis R. F. Hoover 1950-5-30 7946 San Luis Obispo just s mouth of Arroyo de la Cruz Comment
  OBI9404  Castilleja densiflora subsp. obispoensis Robert F. Hoover 1969-4-22 11255 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  UC1032395  Castilleja densiflora subsp. obispoensis C. M. Belshaw 1936-3-25 1775 San Luis Obispo 3.6 mi ene Valencia Peak; Cayucos Quad. 396 Comment
  JEPS54499  Castilleja densiflora subsp. obispoensis Ernest C. Twisselmann 1967-4-27 12913 San Luis Obispo 2.9 mi s Piedras Blancas Point (Highway 1) 9 Comment
  SEINET10847541  Castilleja densiflora var. obispoensis Philip A. Munz, David D. Keck 1926-4-8 Munz 10242 San Luis Obispo 1 mi N of Morro (grassy slope in view of the ocean). 46 Comment
  OBI19915  Castilleja exserta Walter F. Chesbro 1978-4-8 22 San Luis Obispo In field along hwy 58, 7.7 mi E of intersection of hwy 58 and 229 Comment
  UCSB43887  Castilleja exserta subsp. exserta Fugle, Craig 1982-4-23 San Luis Obispo East side of Nipomo Mesa; Hwy. 1; 6 miles north of Guadalupe 30 Comment
  SBBG118232  Castilleja exserta subsp. latifolia E. Painter, M. Wetherwax 2002-5-22 SLO 274 San Luis Obispo Guard Hill; Camp San Luis Obispo 250 Comment
  OBI79457  Castilleja minor var. stenantha David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31678 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
  CAS-BOT-BC241092  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. On sand dunes beyond (northwest of) Oso Flaco Lake, immediately back of ocean beach, about 5 miles south of Oceano Comment
  CAS-BOT-BC241107  Castilleja mollis Delzie Demaree 1938-8-22 18090 San Luis Obispo P.O. Pismo Beach Comment
  OBI75661  Castilleja plagiotoma Robert F. Hoover 1967-4-16 10465 San Luis Obispo Elkhorn Hills Comment
  OBI77451  Castilleja plagiotoma George Butterworth 1997-4-16 115 San Luis Obispo Carrizo Plain Natural Area. 1/4 mi S of end of rd that starts at Soda l Rd 200 yds S of Wells rd T11N, R26W, S15 or 16 792 Comment
  UC1315059  Castilleja plagiotoma R. F. Hoover 1967-4-16 10477 San Luis Obispo near n end Elkhorn Plains (canyon in the Temblor Range); Temblor Range Comment
  OBI58776  Castilleja subinclusa subsp. subinclusa David J. Keil 1998-5-11 27175 San Luis Obispo Caliente Range, 4.1 mi from Soda Lake Rd. along Selby Rd. Comment
  CDA42261  Castilleja subinclusa var. jepsonii G. F. Hrusa, M. Pitcairn 2015-4-13 18607 San Luis Obispo Carrizo Plain; Carrizo Plain. N. end. Side of Sprague Rd. a continuation of 7 Mi. Rd. 669 Comment
  OBI14940  Caulanthus anceps Robert F. Hoover 1948-4-12 7439 San Luis Obispo Cottonwood Pass (foothills on W side) Comment
  POM230543  Caulanthus anceps Alice Eastwood, J. T. Howell 1937-5-2 s.n. San Luis Obispo Paso Robles Comment
  SBBG14735  Caulanthus anceps E. C. Twisselmann 1962-3-28 6730 San Luis Obispo Cottonwood Pass, ca. 3.3 mi E of Cholame Comment
  CAS-BOT-BC38215  Caulanthus anceps D. E. Breedlove 1962-3-29 2038 San Luis Obispo 22.1 miles west of Simmler, La Panza Range. 487 Comment
  CAS-BOT-BC38220  Caulanthus anceps Ira L. Wiggins 1932-3-20 5789 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  OBI14929  Caulanthus californicus Robert F. Hoover 1958-1 San Luis Obispo Comment
  SEINET7063600  Caulanthus californicus A. G. Vestal 1947-1 San Luis Obispo Comment
  UCR77545  Caulanthus coulteri C. F. Smith 1988-3-1 12115 San Luis Obispo Inner South Coast Range, At hairpin turn along Hwy 58 on N slopes of Temblor Range near head of Temblor Creek 915 Comment
  UC1126950  Caulanthus coulteri var. lemmonii W. A. Peterson 1937-3-31 650 San Luis Obispo Placer Creek San Juan Creek (San Juan Creek); La Panza Quad., Placer Creek and San Juan Creek Comment
  CAS-BOT-BC41100  Caulanthus heterophyllus R. F. Hoover 1952-5-11 8194 San Luis Obispo La Panza Range. Navajo Camp. Comment
  CAS-BOT-BC40352  Caulanthus lasiophyllus Mrs. R. W. Summers 1882-5-10 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC40372  Caulanthus lasiophyllus R. F. Hoover 1950-4-14 7835 San Luis Obispo North end of Elkhorn Plain. Comment
  OBI14982  Caulanthus lasiophyllus Robert F. Hoover 1958-3-19 8416 San Luis Obispo W side of Soda Lake, Carrizo Plain Comment
  OBI2186  Caulanthus lasiophyllus Eben McMillan 1952-3-15 10 San Luis Obispo Choice Valley, 2mi S and 9 mi E of Shandon Comment
  OBI41050  Caulanthus lasiophyllus David J. Keil 1986-5-13 19442 San Luis Obispo Hi Mtn Rd near Hi Mtn lookout 945 Comment
  CAS-BOT-BC40361  Caulanthus lasiophyllus Clare B. Hardham 1959-4-25 4333 San Luis Obispo Santa Lucia Mountains. 3.7 miles north of San Antonio School, San Luca Road. Comment
  CAS-BOT-BC40388  Caulanthus lasiophyllus Roxana S. Ferris 1935-3-21 9032 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road. Comment
  OBI14888  Caulanthus lemmonii Robert F. Hoover 1967-4-5 10366 San Luis Obispo Shell Crk, just above confluence of Fernandez Crk Comment
  SBBG29789  Caulanthus lemmonii I. L. Wiggins 1932-3-21 San Luis Obispo near jct of Carrisa Plain Rd with Bitterwater Valley Rd Comment
  UC79999  Ceanothus crassifolius K. Brandegee June 1889 San Luis Obispo San Simeon Comment
  CAS-BOT-BC48998  Ceanothus cuneatus R. F. Hoover 1968-12-26 11181 San Luis Obispo Los Osos Comment
  CDA17947  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18152 San Luis Obispo Montana de Oro State Park; 100 yds from road on ridge N of first canyon N of cable 3 x 12 + 15. N of Hazard Canyon. 0 Comment
  RSA585832  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
  UCR140119  Ceanothus cuneatus subsp. fascicularis George K. Helmkamp 2004-2-11 8289 San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 1.1 mi N of Willow Rd. 130 Comment
  OBI10475  Ceanothus cuneatus var. cuneatus Robert F. Hoover 1967-2-15 10205 San Luis Obispo Lower part of Lopez Cyn Comment
  SD230277  Ceanothus cuneatus var. cuneatus Louis C. Wheeler 1959-8-5 7633 San Luis Obispo Cerro Alto. 456 Comment
  UC1281522  Ceanothus cuneatus var. cuneatus H. E. McMinn 1936-3-5 4363 San Luis Obispo Hazard Canyon Comment
  OBI34078  Ceanothus cuneatus var. cuneatus Tracy Sturm 1982-1 s.n. San Luis Obispo Pilitas Microwave Station (summit) Comment
  SBBG28900  Ceanothus cuneatus var. cuneatus I. L. Wiggins 1932-3-20 178 San Luis Obispo hillside at W end of 11th Street, Paso Robles Comment
  OBI17672  Ceanothus cuneatus var. fascicularis Dave Imper 1977-2-24 43 San Luis Obispo Tarsands Project Plant Survey; 1 mi SW of hwy 227 on Price Cyn rd Comment
  OBI69640  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18141 San Luis Obispo Montana de Oro state park; Dunes N of Spooner's cove. Just N of 4th sandhill Comment
  OBI10543  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1948-2-25 7423 San Luis Obispo Oak Park district, on sandstone hills Comment
  UC1276286  Ceanothus cuneatus var. fascicularis R. F. Hoover 1949-2-8 7414 San Luis Obispo 4 mi w of Nipomo. Comment
  UCD123597  Ceanothus cuneatus var. ramulosus D. O. Burge 2007-4-17 847 e San Luis Obispo San Luis Obispo Co: Irish Hills Natural Reserve, on hill bordered to the north by Prefumo Canyon, and to the south by Froom Creek, accessed via foot trail (~ 1.6 miles via Mariposa Trail and Morro View Trail), parking at trail head 2.3 road miles (3.7 km) northwest of Hwy 101 via Osos Valley Road and Prefumo Canyon Road, 12.1 km 121 deg. (True) ESE of Los Osos. 310 Comment
  POM258657  Ceanothus dentatus Roxana S. Ferris 1939-6-18 9790 San Luis Obispo summit road along S fork of Las Tablas Creek on Klau Cambria Road, Santa Luica Mts. 579 Comment
  UC569841  Ceanothus foliosus B. Bolt 1936-5-14 718 San Luis Obispo 1/2 mi se Santa Margarita; Pozo quad. 487 Comment
  OBI61087  Ceanothus foliosus P. A. Holden 1968-4-27 226 San Luis Obispo On N side of Cuesta Pass along old hwy Comment
  CDA17857  Ceanothus foliosus var. medius Austin Griffiths, G. F. Hrusa 1987-5-2 18162 San Luis Obispo Cuesta Ridge; midway along ridge NW of Cuesta Pass, 0 Comment
  RSA535054  Ceanothus foliosus var. medius D. A. Young, Steven A. Junak, Tina J. Ayers 1989-4-27 1952 San Luis Obispo 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical area, along road. Comment
  RSA660580  Ceanothus foliosus var. medius Austin P. Griffiths 1987-5-2 18166 San Luis Obispo W end of Cuesta Ridge Botanical Area Comment
  UC1071415  Ceanothus griseus F. H. Raymond 1930-9-25 190 San Luis Obispo Mouth of Coon Creek Cayucos quad. 91 Comment
  UC1276263  Ceanothus impressus R. F. Hoover 1948-2-8 7413 San Luis Obispo 4 mi W of Nipomo Comment
  CAS-BOT-BC63538  Ceanothus leucodermis W. R. Dudley 1903-4-3 s.n. San Luis Obispo unspecified. Comment
  SBBG4344  Ceanothus leucodermis M. J. Cody 1938-5-15 San Luis Obispo near Pozo Comment
  UC569708  Ceanothus leucodermis B. Bolt 1936-5-29 749 San Luis Obispo 1/2 mi ne Santa Margarita; San Luis Obispo quad. 350 Comment
  SBBG18568  Ceanothus leucodermis C. B. Hardham 1961-4-16 6873 San Luis Obispo S end of Nacimiento Dam Comment
  CAS-BOT-BC51576  Ceanothus oliganthus var. sorediatus R. F. Hoover 1947-4-2 6865 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  CAS-BOT-BC51590  Ceanothus oliganthus var. sorediatus Clare B. Hardham 1962-4-17 9011 San Luis Obispo Ridge East of Cuesta, North of San Luis Obispo Comment
  OBI10358  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1948-4-24 7486 San Luis Obispo Head of American Cyn, La Panza Range Comment
  UCSB43833  Ceanothus oliganthus var. sorediatus Magney, David 1982-4-23 San Luis Obispo on forest service road 29s11 1/10 mile west of Highway 101 on Cuesta Pass 467 Comment
  UC455335  Ceanothus papillosus California Polytechnic School Mar., 1905 48 San Luis Obispo Prefumo Canyon Comment
  OBI60771  Ceanothus papillosus G. F. Hrusa, Austin P. Griffiths 1987-5-3 5337 San Luis Obispo Along summit of Buchon Ridge immed. W of Coon Crk cyn Comment
  CDA17092  Ceanothus papillosus var. roweanus G. F. Hrusa, A. Griffiths 1987-5-3 5338 San Luis Obispo Montana de Oro State Park; Buchon Ridge immed. W of Coon Creek Cyn. 274 Comment
  UCD112457  Ceanothus papillosus var. roweanus Beecher Crampton 1964-5-20 7003 San Luis Obispo San Luis Obispo County, ca. 11 miles N.W. of Templeton, Klau Mine area. Comment
  UCR136674  Ceanothus sorediatus Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, outside the Perkins ranch Comment
  CAS-BOT-BC63339  Ceanothus spinosus Ernest C. Twisselmann 1959-4-10 5037 San Luis Obispo Shandon. Irish Hills: Perfumo Canyon. 152 Comment
  OBI10342  Ceanothus spinosus Unknown 1964-4-12 103 San Luis Obispo Prefumo Cyn, 300 yds past white bridge; south side of road 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
  CDA7695  Centaurea calcitrapa G. K. Helmkamp, E. A. Helmkamp 2005-6-9 9607 San Luis Obispo Central Coast Ranges; Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road Comment
  OBI3865  Centaurea melitensis Patricia Wiese 1971-5-31 75 San Luis Obispo Fuelbreak in Cuesta ridge Botanical area. 2 mi NW of Cuesta Pass 762 Comment
  RSA491697  Centaurium exaltatum James L. Reveal, C. Rose Broome, Clare B. Hardham 1987-6-16 6471 San Luis Obispo Along Las Tablas Road, 1.3 miles north of the Las Tablas Fire Station along Las Tablas Creek, about 14 airline miles west of Paso Robles. Comment
  CAS-BOT-BC288666  Centromadia fitchii Ernest C. Twisselmann 1962-10-9 7910 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Bitterwater Rd, 1/8 mile N of Highway 178, on the NW end of Carissa Plains 632 Comment
  OBI16132  Centromadia pungens subsp. pungens Robert F. Hoover 1965-9-18 9565 San Luis Obispo Santa Margarita Comment
  SBBG7860  Centromadia pungens subsp. pungens C. B. Hardham 1958-5-28 3401 San Luis Obispo intersection of Oak Flat Rd and N Rd to Adelaida Comment
  OBI57063  Centromadia pungens subsp. pungens Frederic Hursa 1993-5-20 11017 San Luis Obispo Paso Robles: approx 200 m N of Niblick Rd. Bridge on flats along W margin of Salinas River Comment
  OBI64160  Cerastium fontanum subsp. vulgare David J. Keil 2003-5-31 30268 -5 San Luis Obispo Los Osos, South Bay Park Comment
  CAS-BOT-BC388241  Cerastium glomeratum R. F. Hoover 1947-3-26 6735 San Luis Obispo Price Canyon (just s. of) Comment
  RSA139936  Cerastium glomeratum Clare B. Hardham 1960-4-3 5337 San Luis Obispo Cypress Mt.; Santa Lucia Mountains. Comment
  SBBG25503  Ceratophyllum demersum M. A. Piehl 1963-8-4 63775 San Luis Obispo N arm of Oso Flaco Lake Comment
  OBI17670  Cercocarpus betuloides Dave Imper 1977-2-24 44 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  OBI77001  Cercocarpus betuloides Michael Medved 1978-4-3 s.n. San Luis Obispo Foothills fo Santa Luica Mts on Cal Poly campus 240 Comment
  OBI10203  Cercocarpus betuloides Robert F. Hoover 1964-4-13 8697 San Luis Obispo Two mi S of Atascadero, W of hwy 101, near base of shale hill Comment
  OBI4994  Cercocarpus betuloides F. W. Rush Unk 3 San Luis Obispo Mt. San Luis Comment
  UC1127931  Cercocarpus betuloides var. betuloides T. M. Hendrix 1939-5-9 1028 San Luis Obispo 2.2 mi wnw of Avenales Ranch 731 Comment
  UC1296061  Cercocarpus betuloides var. betuloides R. F. Hoover 1950-6-5 7976 San Luis Obispo Ridge nw of Cuesta Pass Comment
  CAS-BOT-BC137158  Cercocarpus betuloides var. betuloides Ernest C. Twisselmann 1956-4-3 2610 San Luis Obispo Upper Navajo Canyon 746 Comment
  CAS-BOT-BC137181  Cercocarpus betuloides var. betuloides Alice Eastwood 1928-5-19 15161 San Luis Obispo Pettitts Canyon, on hill, San Luis Obispo Comment
  UC453986  Cercocarpus betuloides var. betuloides I. J. Condit 1910-3-28 San Luis Obispo Pozo to La Panza Comment
  UCSB37984  Chaenactis glabriuscula Edge, Lyda 1972-5-8 San Luis Obispo North of Los Osos Valley Road, Los Osos Comment
  CAS-BOT-BC277479  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-4-12 6905 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  CAS-BOT-BC277480  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-4-4 6885 San Luis Obispo West side of Cottonwood Pass 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
  UCR159220  Chaenactis glabriuscula var. heterocarpha George K. Helmkamp, E. A. Helmkamp 2005-4-22 9381 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  SD40450  Chaenactis glabriuscula var. lanosa Edith A. Purer 1930-7-20 5100 San Luis Obispo Five miles north of Guadalupe Comment
  SBBG54982  Chaenactis glabriuscula var. megacephala D. Keil, M. McLeod 1977-3-25 11975 San Luis Obispo ca. 9 mi NW of New Cuyama, along St Hwy 166 457 Comment
  CAS-BOT-BC279624  Chaenactis stevioides Eben McMillan 1957-4-17 34 -28 San Luis Obispo Low hills at the foot of Caliente Mountain, southern Carrisa Plains [Carrizo Plain] 807 Comment
  UC371179  Cheilanthes covillei R. E. Roadhouse 1905-4 3 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC70088  Cheilanthes covillei R. F. Hoover 1947-1-5 6588 San Luis Obispo West slope of La Panza Range Comment
  OBI38187  Chenopodium album Eric Wise 1983-10-25 1857 San Luis Obispo Creston Lake. Approx 1/2 mi S of Creston; 1/2 mi S of lake proper in small pond Comment
  UCR131927  Chenopodium ambrosioides George K. Helmkamp 2003-11-22 8228 San Luis Obispo Central Coast, base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande 15 Comment
  IRVC29230  Chenopodium berlandieri G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8851 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  SBBG112580  Chenopodium berlandieri C. B. Hardham 1956-10-1 1425 San Luis Obispo Paradise Valley Comment
  UCD97956  Chenopodium californicum K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  RSA640211  Chenopodium californicum R. S. Woglum 1940-4-20 2617 San Luis Obispo Inner South Coast Ranges / San Joaquin Valley transition: Cholame; south end of Cholame Hills. Comment
  SBBG81655  Chenopodium littoreum C. F. Smith 1975-5-6 10828 San Luis Obispo Dune Lakes Comment
  CDA26807  Chenopodium multifidum David J. Keil, V. L. Holland 2005-9-22 s.n. San Luis Obispo Nipomo. Field at intersection of Villa Concha and Willow Road. 0 Comment
  UCR132063  Chenopodium strictum George K. Helmkamp 2003-7-29 8041 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UCSC000136  Chlorogalum pomeridianum I. J. Condit 2008-5-25 s.n. San Luis Obispo School Hill Comment
  OBI64478  Chlorogalum pomeridianum var. minus David J. Keil 2001-5-10 29448 San Luis Obispo Highway 58, 4.7 road miles east from Shell Creek at about 35.41629 deg. N x 120.28222 deg. W. 524 Comment
  UC1873064  Chlorogalum pomeridianum var. minus David Keil 2001-5-10 29448 San Luis Obispo Hwy 58, 4.7 road mi E from Shell Creek at about [coords.] 524 Comment
  CAS-BOT-BC133250  Chlorogalum purpureum var. reductum Ernest C. Twisselmann 1955-5-27 2039 San Luis Obispo Cammatta Road, 3/8 mile east of Honey Bee Mine, upper Cammatta Canyon 640 Comment
  OBI27370  Chondrilla juncea Robert L. Allen Jan-82 A 500 San Luis Obispo San Luis Obispo, near interx of Madonna and Los Osos Valley rds. In backyard of private residence at 1351 Royal Way #13 Comment
  OBI52812  Chondrilla juncea David J. Keil, Kathleen Keil 1994-10-30 s.n. San Luis Obispo Prefumo cyn rd, at "road Narrows" sign ca. 1.5 mi up cyn from San Luis Obispo city limits Comment
  CAS-BOT-BC178916  Chorizanthe R. W. S. 1892-5-30 s.n. San Luis Obispo unspecified. Rocky ground near coast Comment
  OBI4169  Chorizanthe angustifolia Julie R. Potter 1969-4-30 34 San Luis Obispo Morro Bay state park Comment
  SEINET11265253  Chorizanthe angustifolia Lewis S. Rose 1950-5-30 50118 San Luis Obispo Oso Flaco Lake region.; 0 Comment
  SBBG33697  Chorizanthe angustifolia var. eastwoodiae L. W. Edge 1972-5-8 147 San Luis Obispo N of Los Osos Valley Rd, Los Osos Comment
  SBBG63611  Chorizanthe angustifolia var. eastwoodiae C. B. Hardham 1967-4-24 9071 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC191792  Chorizanthe breweri R. F. Hoover 1946-6-15 6144 San Luis Obispo Reservoir Canyon Comment
  OBI11246  Chorizanthe breweri Robert F. Hoover 1969-6-23 11393 San Luis Obispo Santa Lucia Range. Ridge NW of cuesta Pass Comment
  SEINET7063704  Chorizanthe breweri A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine east of San Luis Obispo. Hampton Canyon. UTM Zone 10, 718981mE, 3906573mN. (WGS84/NAD83). 427 Comment
  OBI56220  Chorizanthe breweri Clare B. Hardham 1960-6-3 5989 San Luis Obispo Cuesta Sargent Cypress Forest Comment
  OBI38301  Chorizanthe diffusa David J. Keil 1985-5-5 18758 San Luis Obispo Black Lake Cyn on Nipomo Mesas SE of Oceano Comment
  OBI20292  Chorizanthe diffusa David J. Keil 1979-5-26 13085 San Luis Obispo S of San Luis Obispo just S of jctn S Higuera and US 101 and E along ridgeline Comment
  OBI53065  Chorizanthe diffusa David J. Keil 1995-5-23 25205 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI62669  Chorizanthe diffusa Jason Dart 2003-6-16 D 211 San Luis Obispo Lot 24 of the subdivision of lots B, C, and F of the Corbett Tract, Arroyo Grande. This parcel is located on badger Cyn Rd, 1.5 mi up Corbett Cyn Rd from the intersection of hwy 227 127 Comment
  CAS-BOT-BC191244  Chorizanthe douglasii Ernest C. Twisselmann 1955-5-27 2024 San Luis Obispo Mariana Creek, La Panza Mountains. La Panza Range 594 Comment
  OBI70833  Chorizanthe membranacea David J. Keil, with V. L. Holland 2009-4-28 30594 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  CAS-BOT-BC256956  Chorizanthe membranacea D. E. Breedlove 1962-5-12 2775 San Luis Obispo 20.0 miles west of New Cuyama on State Highway 166, northern edge of Cuyama Valley 548 Comment
  OBI11215  Chorizanthe membranacea Robert F. Hoover 1946-6-2 6120 San Luis Obispo E base of La Panza Range, on a brach of Navajo Crk Comment
  UC1949264  Chorizanthe membranacea Barbara Ertter 1989-6-10 8564 San Luis Obispo at edge of McGinnis Creek; E side Black Mt ca 20 air miles ENE of San Luis Obispo, 3 1/2 mi from Hwy 58 on rd to Navajo Campground; La Panza Range Comment
  CAS-BOT-BC252705  Chorizanthe obovata R. F. Hoover 1947-7-10 7287 San Luis Obispo Mesa 4 mi. W of Nipomo Comment
  OBI30870  Chorizanthe obovata Julie M. Vanderwier 1979-6-26 177 San Luis Obispo Indian Knob Tar Sands Comment
  SEINET4854866  Chorizanthe obovata Katherine Brandegee 1911-1 84 San Luis Obispo Price Canyon, near the coast. Comment
  CAS-BOT-BC252718  Chorizanthe obovata R. F. Hoover 1946-6-13 6142 San Luis Obispo 6 mi. S of San Luis Obispo Comment
  LA105638  Chorizanthe palmeri Barry A. Prigge; 1989-7-3 9019 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 170 Comment
  OBI77735  Chorizanthe palmeri David J. Keil 1981-6-20 14874 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  RSA139888  Chorizanthe rectispina Clare B. Hardham 1960-5-21 5851 San Luis Obispo Black Mountain, Highland District Comment
  UC1185315  Chorizanthe rectispina Clare B. Hardham 1960-5-21 5851 San Luis Obispo Highland District , Highland District (Black Mountain) Comment
  OBI65160  Chorizanthe spinosa Greg Wilvert 2005-5-30 447 San Luis Obispo SE Half of the Caliente Range. Padrones Cyn 824 Comment
  RSA0027661  Chorizanthe spinosa Greg Wilvert 2005-5-30 447 San Luis Obispo Padrones Canyon. 824 Comment
  UC1736622  Chorizanthe staticoides Dean W. Taylor 1993-6-22 13729 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area, along ridge at Firebreak Benchmark 2476; Los Padres National Forest 746 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
  UCD99981  Chorizanthe staticoides Ramona Robinson 2000-6-10 482 San Luis Obispo San Luis Obispo County: adjacent to Highway 46. Comment
  OBI11169  Chorizanthe watsonii Robert F. Hoover 1952-4-20 8133 San Luis Obispo Temblor Range near N end of Elkhorn Plain Comment
  UC2027181  Chorizanthe watsonii Greg Wilvert 2005-6-13 476 San Luis Obispo Southeast Half of the Caliente Range: Quail Canyon Comment
  CAS-BOT-BC255374  Chorizanthe xanti var. xanti R. F. Hoover 1946-6-2 6132 San Luis Obispo West edge of Carrizo Plain, w. of Simmler Comment
  OBI56682  Cichorium intybus David J. Keil 1998-6-10 27737 San Luis Obispo Santa Margarita, downtown area along Hwy 58. Comment
  OBI56201  Cicuta maculata var. bolanderi David J. Keil 1990-5-12 s.n. San Luis Obispo Montanta de Oro State Park, along Coon Crk Comment
  SBBG109838  Cirsium brevistylum C. B. Hardham 1958-3-25 2947 San Luis Obispo Willow Crk Comment
  CAS-BOT-BC100955  Cirsium fontinale var. obispoense George E. Pilz 1965-8-21 s.n. San Luis Obispo San Simeon Creek 0.2 mile below junction of North and South Forks 97 Comment
  CAS-BOT-BC285458  Cirsium occidentale var. californicum Peter H. Raven 1951-6-13 2979 San Luis Obispo Los Padres National Forest 1 mile from entrance on Pozo-Bakersfield road, La Panza Range Comment
  RSA185427  Cirsium occidentale var. californicum Clare B. Hardham 1961-5-26 7262 San Luis Obispo Limestone; Lime Mountain; Adelaida; Paso Robles Comment
  OBI55022  Cirsium occidentale var. lucianum T. J. Ayers, S. Junak 1989-6-22 754 A San Luis Obispo Los Padres Natl Forest; W facing cleared slope below TV towers just E of W Cuesta Ridge Rd at eastern botanical area boundary sign, ca 3 mi W of hwy 101 Comment
  OBI55156  Cirsium occidentale var. occidentale David J. Keil, Kathleen Keil and LynneDee Oyler 1990-4-26 21407 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Comment
  OBI77857  Cirsium occidentale var. occidentale B. A. Smith 1966-5-16 104 San Luis Obispo Slope S of Morro Bay Comment
  CAS-BOT-BC280129  Cirsium occidentale var. venustum John Thomas Howell 1933-7-2 11418 San Luis Obispo Paso Robles Comment
  OBI33944  Cirsium occidentale var. venustum David J. Keil 1983-10-21 17982 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  OBI65712  Cirsium occidentale var. venustum D. R. Miller 1994-6-22 694 -477 San Luis Obispo Pine Mt Region, down Heismans water works Rd; pico Crk drainage 914 Comment
  CAS-BOT-BC292746  Cirsium scariosum var. citrinum E. R. Blakley; C. F. Smith 1958-8-2 5841 San Luis Obispo About 2.5 mi. s. of Oceano Comment
  OBI57429  Cirsium scariosum var. loncholepis David J. Keil 1998-11-13 28199 San Luis Obispo Guadalupe Dunes. Dune swale wetland in back dunes area Comment
  OBI16718  Cirsium vulgare R. R. LaBelle 1967-10-10 42 San Luis Obispo Laguna Lake, Along N periphery of lake and in open field Comment
  OBI22630  Cladium californicum Robert F. Hoover 1947-7-27 7341 San Luis Obispo Blacklake Canyon s. of Arroyo Grande Comment
  UCR202543  Clarkia Peter L. Morrell, K. L. Kendrick 1996-5-19 491 San Luis Obispo Coast Range, upper Cuyama Valley, off Hwy 166 along old state highway, c. 15 miles (air) NE of Santa Maria 277 Comment
  UCR190654  Clarkia affinis George K. Helmkamp, E. A. Helmkamp 2005-4-22 9408 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  CAS-BOT-BC162538  Clarkia affinis I. L. Wiggins 1926-5-9 2067 San Luis Obispo Grassy slope 3 miles east of Templeton Comment
  OBI19028  Clarkia affinis Eben McMillan 1952-5-20 122 San Luis Obispo E. McMillan Ranch Choice Valley 1 mi S 8 mi E Comment
  OBI55239  Clarkia affinis Greg Frugoli 1997-4-15 34 San Luis Obispo 0.3 mi S of hwy 58 on Red Hill Rd, Los Padres NF (hwy 58 burn area) 597 Comment
  OBI58535  Clarkia affinis David J. Keil 1998-5-6 27087 San Luis Obispo NE of Paso Robles. Airport Rd just S of Estrella Creek crossing. Comment
  UC410828  Clarkia bottae Alice Eastwood 1926-5-4 13852 San Luis Obispo Paso Robles Comment
  OBI72526  Clarkia bottae E. L. Painter & M. Wetherwax, K. Downing 2002-5-8 SLO- 264 San Luis Obispo Camp San Luis Obispo. First ridge W of Cerro Romualdo 108 Comment
  OBI42192  Clarkia cylindrica David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19510 San Luis Obispo Santa Margarita Ranch. 3.6 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 Piltas fire of July 1985 Comment
  SBBG112447  Clarkia davyi D. Keil 1998-5-21 27371 San Luis Obispo NW of Cayucos between Hwy 1 and ocean, N of Point Estero, just S of China Harbor Comment
  CAS-BOT-BC164457  Clarkia epilobioides I. J. Condit 1909-5-2 s.n. San Luis Obispo Johnson's Peak Comment
  SBBG112855  Clarkia heterandra C. B. Hardham 1957-5-12 1905 San Luis Obispo Franklin Crk, Camp Natoma Comment
  OBI40484  Clarkia heterandra D. R. Miller 1985-5-31 5 85 a San Luis Obispo NE slope of Pine mtn, Santa Lucia range 732 Comment
  POM258888  Clarkia prostrata Alice Eastwood, John Thomas Howell 1938-6-15 5973 San Luis Obispo Between Cambria and San Simeon Comment
  CAS-BOT-BC162489  Clarkia prostrata Alice Eastwood; John Thomas Howell 1938-6-15 5983 San Luis Obispo Piedras Blacncas Comment
  SEINET10492126  Clarkia purpurea David B. Dunn, Howard Brown 1946-5-12 Dunn 2328 San Luis Obispo Between atascadero and templeton along us hwy 101. Comment
  CAS-BOT-BC163930  Clarkia purpurea subsp. quadrivulnera Julia McDonald 1925-7-19 s.n. San Luis Obispo Peabody place, San Luis Obispo Comment
  OBI31487  Clarkia speciosa Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 442 San Luis Obispo Amer Cyn Campground 530 Comment
  UC1226824  Clarkia speciosa P. J. Hurd and Stage 1962-6-9 62 -13 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  CAS-BOT-BC165247  Clarkia speciosa subsp. immaculata R. F. Hoover 1966-5-15 9860 San Luis Obispo Oak Park district Comment
  IRVC29496  Clarkia speciosa subsp. immaculata Mark A. Elvin, LynneDee Althouse 2006-5-25 4916 San Luis Obispo NW portion of Arroyo Grande; Old Oak Park site. Central Coastal 76 Comment
  UC422852  Clarkia speciosa subsp. speciosa Jos. Burtt Davy May 1901 7595 San Luis Obispo Templeton Comment
  CAS-BOT-BC165361  Clarkia speciosa subsp. speciosa Clare B. Hardham 1958-6-3 3529 San Luis Obispo Chimney Rock Ranch, South Road to Adelaida Comment
  RSA108157  Clarkia speciosa subsp. speciosa C. Epling, R. P. Levine, D. Mitchell 1948-6-12 525 -A San Luis Obispo 14.8 miles east of Santa Margarita on road to Pozo Comment
  UC1071894  Clarkia speciosa subsp. speciosa H. and M. Lewis 1947-6-25 487 San Luis Obispo about 1 mi e Santa Margarita-Creston Road (road to Parkhill district) Comment
  OBI42225  Clarkia unguiculata David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19505 San Luis Obispo Santa Margarita Ranch. 3.6 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 Piltas fire of July 1985 Comment
  UCR159311  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2005-5-12 9444 San Luis Obispo Central Coast Ranges, Cholame Hills, 4.0 mi east of San Miguel on Cross Canyon Road 274 Comment
  CAS-BOT-BC439578  Claytonia parviflora subsp. parviflora G. K. Helmkamp 2004-2-11 8288 San Luis Obispo Central Coast: Nipomo Mesa, Pomeroy Rd, 1.1 mi N of Willow Rd. 130 Comment
  OBI64938  Claytonia parviflora subsp. parviflora Greg Wilvert 2005-3-24 30 San Luis Obispo SE Half of the Caliente Range. Approx 1.6 km NNW of Wells Cyn 939 Comment
  OBI65138  Claytonia parviflora subsp. viridis Greg Wilvert 2005-5-11 411 San Luis Obispo SE Half of the Caliente Range. 1.6 km SW of Semper Spring 1173 Comment
  OBI50295  Claytonia perfoliata subsp. perfoliata Tawney Odegard 1985-1-25 2 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 right on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi MBKR site is on the lft Comment
  UC1136726  Claytonia perfoliata subsp. perfoliata P. L. Johannsen 1936-3-21 688 San Luis Obispo 1 mi s San Luis Obispo; San Luis Obispo Quad. 76 Comment
  RSA122706  Clematis lasiantha G. T. Nordstrom 1937-6-17 1355 San Luis Obispo Top of Lime Mtn. 686 Comment
  OBI31034  Clematis ligusticifolia Julie M. Vanderwier 1979-8-15 183 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG119653  Clematis ligusticifolia E. Painter, M. Wetherwax, J. Greenhouse 2003-6-23 CR 460 San Luis Obispo Camp Roberts 203 Comment
  CAS-BOT-BC92709  Clematis ligusticifolia R. F. Hoover 1966-9-16 10046 San Luis Obispo Bed of Salinas River at mouth of Rocky Canyon. Comment
  CAS-BOT-BC92712  Clematis ligusticifolia Ernest C. Twisselmann 1955-5-27 2033 San Luis Obispo La Panza Range. Upper Navajo Canyon. 762 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
  SBBG132499  Clinopodium douglasii S. D. White, K. McDonald 2001-5-9 8477 San Luis Obispo Price Cyn, inland from Pismo Beach, Union Pacific Railroad Right of Way, Edna to Pismo Beach 6 Comment
  UC1032566  Collinsia bartsiifolia var. bartsiifolia H. C. Lee 1936-3-5 455 San Luis Obispo 3/4 mi se Callenders; Arroyo Grande Quad 30 Comment
  UC2027122  Collinsia bartsiifolia var. davidsonii Greg Wilvert 2005-4-1 88 San Luis Obispo Southeast Half of Caliente Range: North edge of range Comment
  OBI9633  Collinsia bartsiifolia var. davidsonii Robert F. Hoover 1952-5-11 8180 San Luis Obispo W slope of La Panza Range Comment
  SEINET7063605  Collinsia greenei A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
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Jun 18 2018
  JEPS35338  Collinsia heterophylla R. F. Hoover 1964-6-12 9071 San Luis Obispo near Rocky Butte Fire Lookout Comment
  OBI9603  Collinsia heterophylla R. Martinez 1966-5-14 23 San Luis Obispo 3 mi S of San Luis Obispo foothills Comment
  OBI59671  Collinsia sparsiflora David J. Keil, with V. L. Holland 1999-5-4 28322 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI78969  Collomia heterophylla Michael Walgren 2013-5-31 350 San Luis Obispo In the Coon Creek watershed of Montana de Oro State Park. 49 Comment
  HSC91468  Conium maculatum Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro, along Eastern Boundary Trail Comment
  OBI8909  Conium maculatum Betty Sheehan 1957-11-1 32 San Luis Obispo Cal Poly Campus Comment
  OBI62511  Conium maculatum Lynne Dee Oyler 1990-6-12 1157 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  RSA80353  Conium maculatum F. W. Peirson 1923-6-26 7296 San Luis Obispo South of San Luis Obispo Comment
  UCSB18128  Conium maculatum Copeland, Jerry 1964-3-24 San Luis Obispo North side of Los Berros Road; 2 miles NW of U.S. Highway 101; N of Nipomo Comment
  OBI15327  Convolvulus arvensis J. J. Clark 1947-8-14 s.n. San Luis Obispo Los Osos Valley (cornfield) Comment
  OBI6579  Convolvulus arvensis Robert F. Hoover 1965-9-29 9684 San Luis Obispo Atascadero Comment
  UCD126184  Convolvulus simulans Michael Smith 1981-12-1 s.n. San Luis Obispo San Luis Obispo County: Shandon area. Comment
  SD130590  Cordylanthus rigidus subsp. rigidus Steven A. Junak, Tina J. Ayers 1989-6-28 4099 San Luis Obispo Cuesta Ridge Botanical Area: Along main road (USFS Road #29S11.3) about 0.1 miles W of Peak 2478, about 3.7 miles W of Highway 101 747 Comment
  CAS-BOT-BC287065  Coreopsis calliopsidea Peter H. Raven 1962-3-24 16965 San Luis Obispo 1.4 miles from junction of US Highway 466 on State 41, just W of Cottonwood Pass 381 Comment
  UC1285424  Coreopsis douglasii R. F. Hoover 1950-3-28 7769 San Luis Obispo Poly Canyon San Luis Obispo, Poly Canyon Comment
  CAS-BOT-BC101442  Corethrogyne filaginifolia R. F. Hoover 1966-9-21 10090 San Luis Obispo Oso Flaco Lake Comment
  JEPS31029  Corethrogyne filaginifolia Ernest C. Twisselmann 1959-11-2 5894 San Luis Obispo at Oso flaco Lake; Oceano Dunes 6 Comment
  OBI16656  Corethrogyne filaginifolia Robert F. Hoover 1966-9-13 10017 San Luis Obispo Cambria Comment
  OBI16647  Corethrogyne filaginifolia Robert F. Hoover 1965-10-6 9711 San Luis Obispo Parkhill district (E of Santa Margarita) Comment
  CAS-BOT-BC209816  Cornus glabrata Chester Dudley 1927-6-1 4 San Luis Obispo Peabody Canyon west of Paso Robles Comment
  LA211599  Cortaderia jubata Mark A. Elvin; Michael Brady, Jason Storlie 2014-9-16 7624 San Luis Obispo SANTA MARIA RIVER VALLEY, Guandalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, ca. 250 meters from Pacific Ocean. 9.0 Comment
  CAS-BOT-BC291457  Cotula coronopifolia R. W. Summers 1969-1-4 147 San Luis Obispo Unspecified Comment
  CDA17846  Cotula coronopifolia Austin Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park; Hazard Canyon. 0 Comment
  OBI57560  Crassula aquatica David J. Keil 1998-4-20 26865 San Luis Obispo Nacimiento lake road, 1.5 miles north of gateway drive. Comment
  OBI57562  Crassula aquatica David J. Keil 1998-5-6 27108 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI62421  Crassula connata Lynne Dee Oyler, D. DeRome, David J. Keil, and Kathleen Keil 1991-3-22 2041 San Luis Obispo Nipomo Dunes, E of Coreopsis Hill Comment
  OBI79525  Crassula ovata David J. Keil 2012-7-18 31428 San Luis Obispo Pismo Beach. Spyglass Park. 12 Comment
  SBBG45691  Croton californicus L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  UCSB59920  Croton californicus Penkala, Brad; Ryan, P. 1987-6-25 San Luis Obispo West side of Price Canyon Road, 3/4 mile southwest of Hwy. 227, Arroyo Grande 73 Comment
  CDA34250  Crypsis schoenoides David J. Keil 2010-10-21 30937 San Luis Obispo Cayucos: Whale Rock Reservoir. Comment
  OBI20699  Cryptantha barbigera Robert F. Hoover 1949-5-1 7640 San Luis Obispo Summit of Cottonwood Pass Comment
  SBBG49670  Cryptantha clevelandii J. Copeland 1974-2-17 1043 San Luis Obispo Grand View Mesa, Nipomo Comment
  JEPS18488  Cryptantha clevelandii Rimo Bacigalupi with Roi Partridge 1957-6-8 5895 San Luis Obispo just e Grover City (between Pismo Beach (town) and Arroyo Grande) 45 Comment
  OBI45292  Cryptantha clevelandii David J. Keil 1985-4-6 18533 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Burned slope on ridge S of the Arroyo, SW of cutoff oxbow area Comment
  OBI32033  Cryptantha corollata David J. Keil, Rhonda Riggins, Dirk Walters, Malcom 1981-4-11 14385 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UC1285294  Cryptantha decipiens R. F. Hoover 1952-5-11 8172 San Luis Obispo Sycamore Creek, w base of La Panza Range La Panza Range Comment
  UCR122488  Cryptantha intermedia George K. Helmkamp, E. A. Helmkamp 2001-5-2 6634 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 Comment
  UCSB29197  Cryptantha leiocarpa Blakely, E. 1962-5-23 San Luis Obispo Near the outlet at the west edge of Oso Flaco Lake 15 Comment
  UC78572  Cryptantha muricata E. Palmer, M. D. 1876-7-22 376 San Luis Obispo Pine Mountains opposite St. Simeon Bay. Comment
  JEPS67772  Cryptantha nevadensis I. W. Clokey and C. B. Clokey 1937-4-13 5823 San Luis Obispo White Hills, se corner of San Luis Obispo County White Hills 800 Comment
  OBI20716  Cryptantha oxygona Robert F. Hoover 1968-4-17 11049 San Luis Obispo Elkhorn Hills Comment
  CAS-BOT-BC80780  Cupressus macrocarpa R. F. Hoover 1955-1-22 8351 San Luis Obispo Second ravine north of San [Carpofora] Carpoforo Creek along coast, above (east of) Highway on S side of ravine Comment
  SEINET3558361 Image available Cupressus macrocarpa James Montgomery 1969-8-9 83277 a San Luis Obispo Morro Bay State Park. Comment
  CAS-BOT-BC80884  Cupressus sargentii Clare B. Hardham 1961-3-25 6677 San Luis Obispo Near King City Fault, Headwaters of Los Burros Creek, ca. 10 miles SW of Jolon 609 Comment
  UC1134234  Cupressus sargentii B. Bolt 1936-5-13 715 San Luis Obispo 3 mi wnw of Cuesta; San Luis Obispo Quad. 670 Comment
  CDA689  Cupressus sargentii G. D. Barbe 1964-3-19 740 San Luis Obispo Ridge above Tassajera Creek, W of Cuesta Grade summit, 5 miles N of San Luis Obispo. Comment
  MACF014894  Cupressus sargentii E. R. Blakley 1956-9-21 1992 San Luis Obispo N slope Cypress Mt., Santa Mucia Mts. Comment
  CAS-BOT-BC215973  Cuscuta californica Ernest C. Twisselmann 1954-6-17 1377 San Luis Obispo 4 miles south of Cholame, Palo Prieta, Temblor Range and the Western San Joaquin Valley 487 Comment
  UC455999  Cuscuta campestris I. J. Condit 1908-7-17 San Luis Obispo Chino Comment
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Aug 6 2014
  OBI45680  Cuscuta occidentalis David J. Keil, M. A. Corky Matthews, Janet Haden, Suzane Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20705 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI57734  Cuscuta occidentalis David J. Keil, with Kathleen A. Keil 1998-5-29 27539 San Luis Obispo Serpentine hills S of Bishop Peak at 2051 O'Connor Way. W of San Luis Obispo. Comment
  SD249192  Cuscuta occidentalis David Keil, Janet Haden 1988-5-24 20674 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. 35 Comment
  UC1953227  Cyclospermum leptophyllum David Keil 2009-8-16 30634 San Luis Obispo San Luis Obispo. Along Walker Street between Pismo Street and Higuera Street. Comment
  CAS-BOT-BC190320  Cynodon dactylon Ernest C. Twisselmann 1967-9-9 13685 San Luis Obispo Palo Prieta Creek below Ortega Spring. 594 Comment
  UC455980  Cynoglossum grande I. J. Condit 1909-3-20 San Luis Obispo Santa Margarita Comment
  RSA116532  Cyperus eragrostis Ernest C. Twisselmann 1954-11-7 1652 San Luis Obispo Temblor Range and Wester San Joaquin Valley: Chris Twisselmann Ranch, eastern San Luis Obispo County Comment
  UCR171626  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2005-6-12 9669 San Luis Obispo South Central Coast Range, Along Calif. Highway 229 (road to Creston), 5.5 mi N of Calif. Highway 58; beside West Branch of Huerhuero Creek 363 Comment
  OBI8488  Cyperus eragrostis R. D. McCall 1978-11-11 21 San Luis Obispo In Poly Cyn 10 ft from bridge Comment
  OBI80674  Cyperus involucratus David J. Keil 1992-10-19 23842 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  SBBG109668  Cyperus niger C. B. Hardham 1958-9-2 3916 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  OBI75253  Danthonia californica David J. Keil 2011-5-12 31012 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 357 Comment
  SEINET269250 Image available Danthonia californica G. Helmkamp 1996-5-24 1049 San Luis Obispo Along trail to quarry 0.6 miles east of South Bay Boulevard 95 Comment
  OBI79733  Datisca glomerata David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31614 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  OBI8173  Datura wrightii Tracey & Viola Call, Viola Call 1962-7-13 2142 San Luis Obispo Near Pozo 427 Comment
  UC1296083  Daucus pusillus R. F. Hoover 1965-6-14 9427 San Luis Obispo s. Arroyo de la Cruz (near Arroyo del Oso, by seashore) Comment
  HSC91779  Deinandra corymbosa Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 1 Comment
  CAS-BOT-BC299154  Deinandra corymbosa subsp. corymbosa H. M. Hall 1931-6-8 13150 San Luis Obispo San Simeon Comment
  CAS-BOT-BC293920  Deinandra fasciculata R. F. Hoover 1965-5-14 9364 San Luis Obispo East Fork Corral de Piedra Creek Comment
  OBI56680  Deinandra fasciculata David J. Keil 1998-5-18 27300 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  CAS-BOT-BC130988  Deinandra halliana David D. Keck; J. Clausen 1935-4-9 3098 San Luis Obispo Cholame Creek at Cholame 365 Comment
  OBI32002  Deinandra increscens subsp. increscens David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15665 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  SBBG8421  Deinandra increscens subsp. increscens H. and M. Dearing 1937-8-8 2760 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC299337  Deinandra increscens subsp. increscens David D. Keck 1928-9-30 477 San Luis Obispo 3 miles E. of Arroyo Grande 30 Comment
  OBI16168  Deinandra increscens subsp. increscens Robert F. Hoover 1946-8-24 6334 San Luis Obispo Near Laguna near San Luis Obispo Comment
  CAS-BOT-BC299956  Deinandra kelloggii David D. Keck 1934-4-26 2795 San Luis Obispo W. side of Cottonwood Pass, 6.5 mi. N.E. of Cholame, eastern San Luis Obispo County Comment
  UCD131044  Deinandra lobbii Wallace M. Pence 1928-8-6 s.n. San Luis Obispo San Luis Obispo County: San Miguel. Comment
  CAS-BOT-BC291882  Deinandra lobbii Clare B. Hardham 1956-10-14 1455 San Luis Obispo Santa Lucia Mountains. Adelaida Road - Vicinity of Hill Top Ranch Comment
  OBI54392  Deinandra pallida George Butterworth 1995-7-9 93 San Luis Obispo Carrizo Plain Natural Area. T32S, R22E, S7, NE Qtr. 4.6 mi Se of Crocker Rd, along Elkhorn Rd 722 Comment
  CAS-BOT-BC292035  Deinandra pentactis L. R. Abrams 1913-7-20 5043 San Luis Obispo Templeton Comment
  CAS-BOT-BC292046  Deinandra pentactis James I. McMurphy 1916-8-15 s.n. San Luis Obispo San Luis Obispo Comment
  CHSC44057  Deinandra pentactis L. P. Janeway 1988-5-22 2685 San Luis Obispo Ca 5 air mi E of Creston near upper reaches of Huerhuero Cr. 426 Comment
  UC1069534  Deinandra pentactis W. A. Peterson 1937-5-3 788 San Luis Obispo 4 mi nnw of La Panza; La Panza Quadrangle Comment
  OBI16103  Deinandra pentactis Robert F. Hoover 1946-6-16 6169 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  OBI27761  Deinandra pentactis David J. Keil 1980-9-21 14238 San Luis Obispo 3 mi S of Creston along Calif rte 229 along middle brach of Huer Huero Crk Cyn Comment
  UC338212  Deinandra pentactis unknown 1887-1-1 4607 San Luis Obispo Comment
  CAS-BOT-BC11074  Delphinium californicum subsp. californicum Clare Butterworth Hardham 1958-6-1 3476 San Luis Obispo Juhl Corrals, Santa Rita Road, west of Templeton Comment
  CAS-BOT-BC94577  Delphinium gypsophilum R. C. Wenk 2007-4-19 645 San Luis Obispo Carrizo Plain National Monument. above KCL campground. Foothills of the Caliente Range 716 Comment
  LA38357  Delphinium gypsophilum Lewis; Epling 655 San Luis Obispo 1.1 mi. W of the West Fork of road to Camp Pleyto - 10.5 mi. W of overpass on 101 Comment
  LA38409  Delphinium gypsophilum H. Lewis; Carl Epling 1949-5-11 sn San Luis Obispo 1.9 mi. W of La Panza Ranch (mailbox). P030- Simmler Road Comment
  OBI40287  Delphinium gypsophilum subsp. gypsophilum Clifton F. Smith 1973-4-26 10523 San Luis Obispo At E base of Caliente peak, In lower Cuyama Valley Comment
  OBI10639  Delphinium nudicaule Robert F. Hoover 1953-5-3 8291 San Luis Obispo Lopez Cyn Comment
  RSA149650  Delphinium parryi Harlan Lewis 1941-5-24 s.n. San Luis Obispo Pozo, San Luis Obispo Co. Comment
  OBI10618  Delphinium parryi subsp. eastwoodiae Neil Havlik 1967-5-22 65 San Luis Obispo 1 mi S of U.S. 101 in Reservoir Cyn Comment
  SBBG19313  Delphinium parryi subsp. eastwoodiae D. Emery 1950-4-12 San Luis Obispo Reservoir Cyn Comment
  SBBG11158  Delphinium parryi subsp. eastwoodiae C. B. Hardham 1958-5-13 3278 San Luis Obispo Morro del Mar Comment
  SBBG44592  Delphinium parryi subsp. eastwoodiae L. W. Edge 1972-4-3 93 San Luis Obispo hilltop, See Cyn Rd Comment
  CAS-BOT-BC121448  Delphinium parryi subsp. parryi Alice Eastwood; John Thomas Howell 1937-4-29 4131 San Luis Obispo Carrizo Plain near Painted Rock Comment
  OBI58607  Delphinium parryi subsp. parryi David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27526 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 22.4 miles NE, then NW from Hwy 1, NW of Burnett Peak, 1 mile from Monterey Co. line. Comment
  SBBG71798  Delphinium parryi subsp. parryi M. J. Cody 1938-5-15 San Luis Obispo Pozo Comment
  CAS-BOT-BC116368  Delphinium parryi subsp. parryi Ira L. Wiggins 1929-5-24 3767 San Luis Obispo Roadside 1 1/2 miles east of Templeton Comment
  OBI58597  Delphinium parryi subsp. parryi David J. Keil 1998-6-8 27686 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  RSA790121  Delphinium recurvatum Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-4-13 6 San Luis Obispo South Coast Rangers; Carrizo Plain; North of Carrizo Plain National Monument; valley floor. South of Highway 58, approx. 360 ft north of Belmont Trail from Camarillo Rd intersection. 599 Comment
  CAS-BOT-BC17129  Delphinium recurvatum R. F. Hoover 1967-3-22 10523 San Luis Obispo Carrizo Plain, north side of Soda Lake Comment
  UC1872981  Delphinium variegatum David Keil with Rhonda Riggins 2003-4-23 30140 San Luis Obispo Hwy 58 E of Santa Margarita Comment
  CAS-BOT-BC7878  Delphinium variegatum Clare B. Hardham 1956-3-27 314 San Luis Obispo Hills south east of Chimney Rock, Santa Lucia Mountains Comment
  RSA0040392  Dendromecon rigida LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6307 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
  UC455327  Dendromecon rigida Unangst 1906-5-17 San Luis Obispo Oak Park Comment
  OBI4394  Dendromecon rigida William Lester 1969-5-25 225 San Luis Obispo About 5 mi in from the mouth of Coon crk Comment
  SBBG118227  Deschampsia danthonioides M. Wetherwax, E. Painter 2001-4-4 CR 153 San Luis Obispo S of Range Control; Camp Roberts 200 Comment
  OBI64830  Deschampsia elongata David J. Keil, with Michael Curto 2001-5-15 29458 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  JEPS64162  Dichelostemma capitatum G. P. Ballard 1935-1 San Luis Obispo Paso Robles Comment
  OBI75482  Dichelostemma capitatum Jenner Whitt 2003-4-3 23 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  CAS-BOT-BC500822  Dichelostemma capitatum Mrs. R. W. Summers 1883-1-24 s.n. San Luis Obispo Valley Comment
  SBBG95348  Dichelostemma capitatum subsp. capitatum C. Zeeb 1984-1-21 7 San Luis Obispo 0.6 mi E of Pennington Crk Rd Comment
  OBI15285  Dichondra donelliana Robert F. Hoover 1950-5-30 7938 San Luis Obispo mouth of Arroyo de la Cruz (just S of) Comment
  OBI64162  Digitaria didactyla David J. Keil 2003-5-31 30268 -7 San Luis Obispo Los Osos, South Bay Park Comment
  CAS-BOT-BC150429  Diplacus aurantiacus L. R. Dice 1911-4-1 s.n. San Luis Obispo Pismo Comment
  CAS-BOT-BC152488  Diplacus aurantiacus John Thomas Howell 1964-6-29 40729 San Luis Obispo In Monterey pine forest adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  SBBG107619  Diplacus aurantiacus C. B. Hardham 1960-4-2 5284 San Luis Obispo Santa Rosa Crk Comment
  CAS-BOT-BC153176  Diplacus fremontii Clare B. Hardham 1961-4-26 6921 San Luis Obispo Franklin Creek west of Adelaida Comment
  CAS-BOT-BC150562  Diplacus linearis R. F. Hoover 1964-6-12 9066 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  PASA100  Diplacus longiflorus Margaret Stason 1928-5-12 San Luis Obispo Santa Rita Canon Comment
  CAS-BOT-BC153974  Diplacus rattanii R. F. Hoover 1950-6-21 8017 San Luis Obispo Pine Mt., Santa Lucia Range Comment
  OBI14792  Dipsacus sativus Robert J. Rodin 1964-7-9 7078 San Luis Obispo Poly Cyn on campus of Calif State Polytechnic College, San Luis Obispo Comment
  OBI25703  Dipsacus sativus Pam Skogebo 1981-3-9 22 San Luis Obispo Poly cyn Comment
  OBI22320  Distichlis spicata Robert F. Hoover 1964-8-13 9229 San Luis Obispo Mouth of Morro Crk Comment
  CAS-BOT-BC195714  Distichlis spicata R. F. Hoover 1964-7-11 9161 San Luis Obispo Edna Marsh Comment
  OBI15097  Dithyrea maritima Robert F. Hoover 1967-5-6 10550 San Luis Obispo Dunes S fo Oso Flaco Lake Comment
  UCR29918.1  Dodecatheon clevelandii J. H. Nishida, David J. Keil 1982-1-23 201 San Luis Obispo South Coast Range, American Canyon 549 Comment
  OBI10747  Dodecatheon clevelandii Eben McMillan 1952-5-23 20 San Luis Obispo Red Hill. Commata Ranch 6 mi E 15 mi S Shandon Comment
  UC572230  Dodecatheon clevelandii subsp. insulare H. C. Lee 1935-4-7 819 San Luis Obispo two and one half mi s Templeton; Paso Robles Quad., s of Templeton 289 Comment
  UCD77093  Dodecatheon clevelandii subsp. insulare Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4646 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of the turn off to Pozo. 590 Comment
  RSA648958  Drymocallis glandulosa David J. Keil 1982-5-8 15959 San Luis Obispo 3.8 miles E of junction with Santa Rosa Creek Road on dirt road leading up Cypress Mtn along Steiner Creek. Comment
  CAS-BOT-BC159572  Drymocallis glandulosa var. glandulosa Ira L. Wiggins 1929-5-21 3691 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI53948  Dudleya abramsii subsp. murina Justin Epting 1995-7-10 s.n. San Luis Obispo Cal Poly Biological Preserve Comment
  OBI55630  Dudleya abramsii subsp. murina David J. Keil 1988-6-25 20816 San Luis Obispo Higuera St. S of San Luis Obispo, just E of bridge over San Luis Crk Comment
  OBI15245  Dudleya abramsii subsp. murina Robert F. Hoover 1969-6-24 11396 San Luis Obispo San Luis Obispo, adj to Cuesta Park Comment
  OBI32448  Dudleya blochmaniae subsp. blochmaniae Rhonda Riggins 1983-5-23 1488 San Luis Obispo W side San Bernardo Crk Rd, 1.1 mi N CA 1 Comment
  OBI6176  Dudleya caespitosa D. Waive Stager 1972-7-17 8 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI6228  Dudleya caespitosa D. Waive Stager 1972-7-17 8 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  CAS-BOT-BC410877  Dudleya caespitosa K. Nakai 1980-6-5 617 San Luis Obispo Oso Flaco Lake; ca 4.4 km west of California Hwy 1 on east facing slope of san dune. Comment
  SEINET6911854  Dudleya caespitosa J. L. Crane, J. D. Schoknecht 1988-8-19 163 San Luis Obispo Coastal Highway 1, north of San Simeon. Comment
  CAS-BOT-BC428288  Dudleya farinosa L. R. Abrams 1937-7-31 13731 San Luis Obispo This is four miles north of San Simeon Comment
  OBI77987  Dudleya lanceolata Kristin Brewer, Sarah Blaser 2006-6-13 3 San Luis Obispo 5.5 mi N of Ragged Point on hwy 1 Comment
  CAS-BOT-BC414810  Dudleya lanceolata Mary Page Ingalls 1912-6-1 115 San Luis Obispo Haynes ranch Comment
  OBI53026  Dudleya pulverulenta David J. Keil 1995-6-11 25345 San Luis Obispo San luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI78839  Dysphania ambrosioides David J. Keil 2013-9-3 32013 San Luis Obispo Morro Bay State Park. Channel of Chorro Creek, just west of South Bay Blvd. 6 Comment
  OBI56629  Eastwoodia elegans David J. Keil 1998-5-20 27364 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  OBI21604  Echinochloa crus-galli Robert D. Page 1963-10-26 205 San Luis Obispo 3 mi E of Routzhan County park along Pozo Rd in about 6 inches of water in Old Beaver pond Comment
  OBI082105  Echium candicans Michael Wlgren 2015-12-17 485 San Luis Obispo Growing on the west road edge of Highway One about .4 kilometers north of San Carpoforo Creek. 22 Comment
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May 29 2019
  OBI20018  Ehrendorferia chrysantha David J. Keil 1979-6-9 s.n. San Luis Obispo Calf Cyn along hwy 58 near jctn with hwy 229 Comment
  CHSC30535  Ehrharta calycina T. B. Devine 1980-4-5 671 San Luis Obispo Along frontage road just E. of Hwy. 101 ca 1 mi. S. of Arroya Grande. Roadcut beside pasture. Comment
  UCSB44603  Ehrharta calycina Fugle, Dorothy 1982-4-23 San Luis Obispo Ca. 1.6 miles north of Guadalupe; Nipomo Mesa 30 Comment
  SD245350  Elatine brachysperma David Keil 1998-5-6 27110 San Luis Obispo NE of Paso Robles. ).3 mi. N of junction with Tower Rd. on Jardine Rd. Rivendell Arabian horse farm. Comment
  SD245352  Elatine californica David Keil 1998-5-6 27111 San Luis Obispo NE of Paso Robles. 0.3 mi. N of junction with Tower Rd. on Jardine Rd. Rivendell Arabian horse farm. Vernal pool. Comment
  SBBG122341  Eleocharis acicularis D. Keil 1998-5-6 27107 San Luis Obispo Jardine Rd, 0.3 mi N of jct with Tower Rd, NE of Paso Robles Comment
  OBI64138  Eleocharis bella Lynne Dee Althouse, Jason Dart 2004-4-23 235 San Luis Obispo Rocky Canyon Rd. Last private parcel on S side of the rd at the dead-end trailhead into Rocky Canyon from the Creston side 446 Comment
  OBI31536  Eleocharis macrostachya Joy Nishida 1982-5-29 413 San Luis Obispo American Cyn, .2 mi S of American Cyn campground 518 Comment
  OBI65960  Eleocharis macrostachya Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-1 3 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on hwy 1 along Gilardi Rd at Silhouette Shooting Rnage marsh below pumping house. N of hwy 1 53 Comment
  OBI67861  Eleocharis macrostachya M. Wetherwax & E. L. Painter, E. L. Painter 2000-4-18 SLO- 72 San Luis Obispo Camp San Luis Obispo. S of large outcrop W of Chorro Reservoir 200 Comment
  CHSC68446  Eleocharis parishii L. P. Janeway 1988-6-10 2745 San Luis Obispo Middle Branch Huerhuero Creek near Iron Spring; about 3 1/2 mi south of Creston. 381 Comment
  RSA201688  Eleocharis parishii Robert F. Hoover 1964-5-10 7139 San Luis Obispo Alamo Creek near Cuyama River Comment
  OBI35143  Eleocharis rostellata Eric Wise 1982-6-25 1561 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Pismo State Beach, Oceano Campground Comment
  OBI59096  Eleusine tristachya David J. Keil 1998-6-5 27602 San Luis Obispo 3.5 miles E of junction Hwy 229 on Hwy 58. Comment
  CAS-BOT-BC323837  Elymus Peter Rubtzoff 1988-10-11 9976 San Luis Obispo Highway 1 in Ragged Point area. Near roadside, ca. 0.25 miles southeast of Ragged Point Inn, or ca. 2.5 miles southeast of the Monterey County line. Comment
  SBBG112525  Elymus X gouldii D. Keil 1982-6-26 16191 San Luis Obispo S end of the bridge, vicinity of Arroyo de la Cruz N of San Simeon Comment
  CAS-BOT-BC203878  Elymus X hansenii R. F. Hoover 1953-5-17 8312 San Luis Obispo Skunk Well canyon near Marianas Ranch, Temblor Range Comment
  OBI69680  Elymus elymoides Steven A. Junak, Tina J. Ayers 1989-6-22 4071 San Luis Obispo Cuesta Ridge: along main rd (USFS Rd #29S11.3) 1.3 mi W of E boundary sgn for the Cuesta Ridge Botanical Area, about 4.3 mi W of Hwy 101 750 Comment
  CDA11574  Elymus glaucus G. F. Hrusa 1993-5-22 11125 San Luis Obispo Black Butte Research Natural Area; Perennial on roadside on S side near Radio Facility 2. Occasional. Comment
  OBI51155  Elymus glaucus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .54 San Luis Obispo NE corner of San Simeon State Park Comment
  OBI79700  Elymus glaucus David J. Keil, with V. L. Holland 2013-6-12 31807 San Luis Obispo Templeton. 830 Templeton Road. Comment
  OBI38074  Elymus glaucus David J. Keil, Kathryn Bay and Richard Ferguson 1984-4-28 18133 San Luis Obispo American Cyn area in La Panza Mts Comment
  CAS-BOT-BC203661  Elymus glaucus subsp. glaucus R. F. Hoover 1964-6-12 9053 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  OBI81315  Elymus multisetus David J. Keil, Janet Haden 1988-5-24 20692 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. Comment
  UC576285  Elymus multisetus T. M. Hendrix 1937-5-24 211 San Luis Obispo 3 1/2 mi ne Black Mountain; Pozo Quadrangle 548 Comment
  CAS-BOT-BC228689  Elymus multisetus Ernest C. Twisselmann 1956-5-22 2858 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Kelly's Canyon, Red Hills 571 Comment
  OBI50149  Elymus triticoides Michael Curto, Linda Allen 1990-6-5 652 San Luis Obispo Cuyama River Valley, Ca Hwy 166 ca. 11km W of Cottonwood Valley Rd, T12N R30W 460 Comment
  OBI58417  Elymus triticoides Austin P. Griffiths, Tim Gaskin, Malcolm McLeod 1983-8-18 s.n. San Luis Obispo Guadalupe Dunes Region. Near mouth of Santa Maria River 10 Comment
  OBI54451  Emmenanthe penduliflora Matthew Arterburn 1997-4-8 32 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  OBI56195  Emmenanthe penduliflora David J. Keil 1989-6-2 s.n. San Luis Obispo Along hwy 41 between Morro Bay and Atascadero, ca 1/2 mi W of Cerro Alto turnoff Comment
  CAS-BOT-BC131058  Encelia actoni R. F. Hoover 1950-5-28 7931 San Luis Obispo E. edge of Cuyama Valley on Highway 399, s. of junction with Highway 166 Comment
  UCR140095  Encelia californica George K. Helmkamp 2004-2-6 8251 San Luis Obispo Central Coast, Riverside Road at the low end of Nipomo Mesa beside Division Road 46 Comment
  CAS-BOT-BC392244  Enemion occidentale Ira L. Wiggins 1932-3-24 5842 San Luis Obispo Near Adelaide, W. of Paso Robles Comment
  CAS-BOT-BC81655  Ephedra californica R. S. Ferris; G. T. Robbins; Rimo Bacigalupi 1955-5-24 5220 San Luis Obispo On flats beside U.S. Highway 399 (and State Highway 166) in upper part of Cuyama Valley; 0.8 mile east of junction 777 Comment
  CAS-BOT-BC82019  Ephedra viridis R. F. Hoover 1950-5-28 7933 San Luis Obispo Redrock Canyon N. side of lower Cuyama Valley Comment
  CAS-BOT-BC166403  Epilobium canum subsp. canum Clare B. Hardham 1956-11-3 1501 San Luis Obispo Salinas Dam Comment
  CAS-BOT-BC57119  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
  UCR132022  Equisetum arvense George K. Helmkamp 2003-10-8 8204 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
  OBI35078  Equisetum hyemale Eric Wise 1981-7-26 961 San Luis Obispo Poly Canyon, along stream, Cal Poly campus Comment
  OBI30894  Equisetum telmateia Julie M. Vanderwier 1979-8-26 201 San Luis Obispo Indian Knob Tar Sands Comment
  OBI66217  Eragrostis barrelieri David J. Keil 1998-10-9 28157 San Luis Obispo Cuyama River Valley area e of Cuyama along California Highway 166, 3.6 miles w of junction with California Highway 33. 701 Comment
  OBI43355  Eragrostis pectinacea Eric Wise 1981-10-23 1347 San Luis Obispo Sinton Sycamore Reservoir on Shell Crk rd 8.9 mi N of Hwy 58 Comment
  SJSU3379  Eremalche parryi C. W. Sharsmith 1962-4-21 6852 A San Luis Obispo Recruit Canyon (lower reaches) near Crocker Peak, Temblor Range Comment
Read comments
Oct 27 2012
  HSC16006  Eremalche parryi D. A. Shally 1965-4-13 17 San Luis Obispo Avenal Cattle Association land. 10 mi. S of Shandon Comment
  SBBG124119  Eremalche parryi subsp. kernensis D. Wilken with E. Painter, P. De Vries 2011-3-30 17931 San Luis Obispo hills ca. 2.5 km ENE of Wells Ranch, 4.4 km SW of BM "2037" on Soda Lake Rd 207 Comment
  UCD116245  Eremalche parryi subsp. kernensis K. Esau 1935-5-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI56292  Eremalche parryi subsp. kernensis N. and C. Warner, P. McKie, C. Warner, P. McKie 1991-4-14 s.n. San Luis Obispo Carrizo Plain Natural Area. Paramount property; T31S, R21E, Sec 27 Comment
  CAS-BOT-BC160159  Eremothera boothii subsp. decorticans Ernest C. Twisselmann 1955-6-4 2082 San Luis Obispo Crocker Canyon, southeastern San Luis Obispo County 838 Comment
  OBI12003  Eremothera boothii subsp. decorticans Robert F. Hoover 1952-4-8 8093 San Luis Obispo W base of Temblora range near McKittrick Comment
  UC771770  Eriastrum calocyanum R. F. Hoover 1946-6-16 6162 San Luis Obispo La Panza district. Comment
  OBI78818  Eriastrum densifolium David J. Keil 2013-9-6 32033 San Luis Obispo Morro Bay State Park. Northeast of Los Osos Middle School 19 Comment
  SD39724  Eriastrum densifolium subsp. densifolium Edith A. Purer 1933-7-20 5086 San Luis Obispo 5.0 miles north of Guadalupe. Comment
  UC665612  Eriastrum densifolium subsp. densifolium Herbert L. Mason 1941-7-1 12466 San Luis Obispo mesa w Nipomo 106 Comment
  OBI57677  Eriastrum densifolium subsp. densifolium Austin P. Griffiths s. n. 1980-7-2 San Luis Obispo Scattered colony at E margin of sandy dunes above stabilized zone along drainage canal bordering gardens ca. 2 mi. S of Oceano ramp. 30 Comment
  OBI83423  Eriastrum densifolium subsp. elongatum David Keil 1998-6-30 27866 San Luis Obispo Just E of junction La Panza Rd and Hwy 58. Comment
  UC771675  Eriastrum densifolium subsp. elongatum R. F. Hoover 1946-6-30 6223 San Luis Obispo nw Cammatti Ranch; North base of La Panza Range Comment
  CAS-BOT-BC187972  Eriastrum luteum R. F. Hoover 1947-5-24 7192 San Luis Obispo Hillslope, Pilitas Creek district Comment
  CAS-BOT-BC514844  Eriastrum pluriflorum subsp. pluriflorum Ira L. Wiggins 1929-5-24 3744 San Luis Obispo Grade near rock crusher above Shandon Comment
  CAS-BOT-BC131581  Ericameria arborescens R. F. Hoover 1946-8-17 6295 San Luis Obispo Upper Arroyo Grande, 5 mi. above county park Comment
  RSA518079  Ericameria arborescens Steven A. Junak, D. A. Young, Tina J. Ayers 1989-8-24 4142 San Luis Obispo Cuesta Ridge Botanical Area: Extreme E edge of Botanical Area, N of main road (USFS road #29S11,3) along access road to KSBY Television towers, about 3miles W of Hwy 101. 747 Comment
  CAS-BOT-BC292900  Ericameria ericoides R. F. Hoover 1969-9-21 11603 San Luis Obispo South end of Morrow Bay Comment
  JEPS100245  Erigeron blochmaniae Dean W. Taylor with Alison Colwell 2002-9-26 18447 San Luis Obispo Oso Flaco Lake, dunes just north from the beach access boardwalk, Pismo Dunes State Park 6 Comment
  OBI53829  Erigeron blochmaniae Arthur W. Hazebrook 1993-1-9 188 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll, Oso Flaco Lake and crk areas, and adjacent pioneer dunes. Comment
  CAS-BOT-BC293638  Erigeron blochmaniae Alice Eastwood 1927-7-29 14953 San Luis Obispo Morro Sands Comment
  CDA17523  Erigeron blochmaniae Austin Griffiths, Brad Seek 1980-8-12 s.n. San Luis Obispo Pismo Dunes. Comment
  OBI53882  Erigeron canadensis Arthur W. Hazebrook 1992-10-25 149 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, base of Hill along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  OBI79254  Erigeron divergens David J. Keil 2012-5-27 31358 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  UCSB7262  Erigeron glaucus S., J. 1950-11-5 San Luis Obispo 6 miles north of San Simeon on Highway 1 Comment
  RSA171042  Erigeron glaucus R. F. Thorne, Percy C. Everett 1963-6-12 32266 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point Comment
  CAS-BOT-BC295733  Erigeron petrophilus var. petrophilus R. F. Hoover 1950-6-21 8000 San Luis Obispo Between Rocky Butte & Pine Mt., Santa Lucia Range Comment
  UC1372688  Eriodictyon crassifolium var. nigrescens Robert J. Rodin 1970-6-18 8414 San Luis Obispo near Highway 166 about 20 mi w New Cuyama (near southern border of county); w of New Cuyama Comment
  SFV18055  Eriodictyon parryi J. A. Matos 1999-11-25 s. n. San Luis Obispo South Coast Ranges La Panza Range. El Pozo Road, about 2 miles south of Highway 58 near Navajo Creek. 550 Comment
  SBBG88000  Eriodictyon tomentosum C. F. Smith 1988-5-17 12136 San Luis Obispo Pine Mtn ca. 1 mi or so below summit, Machesna Wilderness Comment
  UC85962  Eriogonum angulosum L. Jared 3 San Luis Obispo Estrella Comment
  CAS-BOT-BC248554  Eriogonum angulosum R. F. Hoover 1949-5-15 7695 San Luis Obispo 14 mi. e. of Creston on La Panza road Comment
  CAS-BOT-BC248709  Eriogonum arborescens Ernest C. Twisselmann 1966-9-10 12800 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI23288  Eriogonum baileyi var. baileyi Robert F. Hoover 1969-9-19 11597 San Luis Obispo Palo Prieto Cyn Comment
  SEINET6332087  Eriogonum clavatum David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1981-4-24 14479 San Luis Obispo Road at S end of Soda Lake, c. 0.25 mi east of Soda Lake Rd. 586 Comment
  CAS-BOT-BC242509  Eriogonum clavatum 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
  UC1296168  Eriogonum covilleanum R. F. Hoover 1952-5-24 8201 San Luis Obispo head of Morales Canyon Caliente Mt., Morales Canyon Comment
  CAS-BOT-BC242554  Eriogonum covilleanum Clare B. Hardham 1961-4-8 6799 San Luis Obispo Cottonwood Pass, Rte 41, east of Cholame 609 Comment
  CAS-BOT-BC249813  Eriogonum elongatum var. elongatum Chester Dudley 1935-1-1 s.n. San Luis Obispo San Miguel Comment
  SBBG104889  Eriogonum fasciculatum var. foliolosum D. A. Young, F. L. Johnson 1992-6-17 ROB 50 San Luis Obispo Sulphur Spring Rd at Deer Trail Rd; Camp Roberts; T25S R11E S29 Comment
  CAS-BOT-BC250242  Eriogonum fasciculatum var. polifolium R. F. Hoover 1946-6-30 6219 San Luis Obispo La Panza district Comment
  RSA0020751  Eriogonum fasciculatum var. polifolium Greg Wilvert 2005-4-23 294 San Luis Obispo 1.7 km NW of Lawson Spring. 908 Comment
  UCR160394  Eriogonum fasciculatum var. polifolium George K. Helmkamp, E. A. Helmkamp 2005-6-9 9616 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  POM209860  Eriogonum gracile var. gracile S. G. Stokes 1932-8-29 11 San Luis Obispo Atascadero. Comment
  UC2027090  Eriogonum gracillimum Greg Wilvert 2005-4-17 280 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  SBBG23439  Eriogonum inflatum var. inflatum E. C. Twisselmann 1965-4-25 10549 San Luis Obispo summit of Palo Prieto Cyn 640 Comment
Read comments
Dec 20 2017
  OBI10997  Eriogonum nudum var. pubiflorum Robert F. Hoover 1946-9-15 6408 San Luis Obispo La Panza district Comment
  CAS-BOT-BC271976  Eriogonum nudum var. pubiflorum R. F. Hoover 1947-9-19 7399 San Luis Obispo 4 mi. se. of Santa Manzanita Comment
  CAS-BOT-BC271984  Eriogonum nudum var. pubiflorum Ernest C. Twisselmann 1954-11-7 1653 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at Summit of Palo Prieta Creek, 7 miles south of Cholame 548 Comment
  UCD147333  Eriogonum ordii Rachelle Boul; D. Hickson 2010-4-8 CARR 1224 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 879 Comment
  CAS-BOT-BC266833  Eriogonum ordii Ernest C. Twisselmann 1957-5-3 3482 San Luis Obispo Flood wash 9.9 miles south of Soda Lake, Carrisa Plains, Temblor Range and the Western San Joaquin Valley 640 Comment
  OBI29563  Eriogonum parvifolium Melissa Luckow 1981-6-25 704 San Luis Obispo Coastal area just N of San Simeon Beach Comment
  UC1296104  Eriogonum parvifolium R. F. Hoover 1964-8-13 9211 San Luis Obispo San Bernardo Creek Santa Lucia Range, San Bernardo Creek Comment
  RSA64597  Eriogonum parvifolium var. parvifolium F. W. Peirson 1920-7-30 2323 San Luis Obispo Near Willow Creek, Morro region Comment
  JEPS56527  Eriogonum roseum Mrs. R. W. Hart 1935-7-28 San Luis Obispo Atascadero Comment
  CAS-BOT-BC268363  Eriogonum roseum R. F. Hoover 1946-9-14 6382 San Luis Obispo Near crossing of Salinas River on Santa Margarita - Creston road Comment
  SBBG28612  Eriogonum roseum E. C. Twisselmann 1967-8-11 13550 San Luis Obispo Mtn Springs Cyn, 2 mi W of Paso Robles 548 Comment
  SBBG47384  Eriogonum roseum J. Copeland 1973-9-8 1015 San Luis Obispo 3.9 mi S of jct of St Hwys 41 and 229 Comment
  SD249266  Eriogonum roseum David Keil 1988-9-23 21148 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Road, to west by Golden Hill Road, to north by Union Road, and to east by undeveloped ranchland. Comment
  CAS-BOT-BC263434  Eriogonum temblorense Ernest C. Twisselmann 1965-9-15 11564 San Luis Obispo Summit of Antelope Grade on Highway 46, Temblor Range and the Western San Joaquin Valley 518 Comment
  OBI10935  Eriogonum viridescens Robert F. Hoover 1949-6-4 7748 San Luis Obispo San Juan river on Pozo-Simmler rd Comment
  RSA163756  Eriogonum viridescens Clare B. Hardham 1963-6-20 10832 San Luis Obispo Freeborn Mt. Comment
  CDA21000  Eriophyllum confertiflorum G. F. Hrusa 1993-5-21 11064 San Luis Obispo Big Falls Creek, on E side of creek approx. 3/4 mi. upstream from confluence with Lopez Creek. Comment
  POM358000  Eriophyllum confertiflorum L. S. Rose 1934-3-27 34110 San Luis Obispo San Luis Obispo. Comment
  UCR103967  Eriophyllum confertiflorum George K. Helmkamp 1997-6-22 2077 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  UCR131478  Eriophyllum confertiflorum June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, highway south of Morro Bay toward Los Osos 40 Comment
  OBI41052  Eriophyllum confertiflorum David J. Keil 1986-5-13 19440 San Luis Obispo Hi Mountain Rd near Hi Mtn Lookout 945 Comment
  OBI45966  Eriophyllum confertiflorum Clifton F. Smith 1986-5-15 12077 San Luis Obispo Along road up Caliente Mtn from Russell Ranch in Cuyama Valley 1219 Comment
  OBI66671  Eriophyllum lanatum var. achilleoides D. R. Miller 1998-6-28 698 /700 San Luis Obispo Pine mtn. Region; Along Tobacco ridge rd 610 Comment
  CAS-BOT-BC301832  Eriophyllum multicaule Ernest C. Twisselmann 1956-6-1 2890 San Luis Obispo South end of Morro Bay, near Baywood Park 30 Comment
  SBBG18207  Eriophyllum multicaule C. B. Hardham 1960-3-27 5243 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida 304 Comment
  CAS-BOT-BC301817  Eriophyllum multicaule R. F. Hoover 1947-4-20 6974 San Luis Obispo Pilitas Creek district Comment
  RSA128211  Eriophyllum multicaule Clare B. Hardham 1959-5-23 4612 San Luis Obispo South of Baywood Park Comment
  CAS-BOT-BC301953  Eriophyllum staechadifolium Ynez Whilton Winblad 1937-6-18 s.n. San Luis Obispo Cambria Comment
  CDA17576  Eriophyllum staechadifolium Austin Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park; Just N of Hazard Canyon. Comment
  UC57415  Eriophyllum staechadifolium J. H. Barber San Luis Obispo Morro Comment
  OBI80453  Erodium botrys Katie Lange, Drew Burke, Doug Platt 2015-3-3 2 San Luis Obispo Campus of California Polytechnic State University, graveled trail/road into Poly Canyon towards stone arch. North side of the creek, 150 feet down the trail. 121 Comment
  OBI14097  Erodium brachycarpum Robert F. Hoover 1967-4-20 10497 San Luis Obispo 4 mi E of Creston on La Panza Rd Comment
  OBI78246  Erodium cicutarium Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huasna Rd, just 1/4 of a mi before reaching Agua Escondido campground Comment
  CDA16878  Erodium moschatum 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
  CHSC118651  Erodium moschatum Richard R. Halse 2016-3-21 9663 San Luis Obispo San Simeon; along State Hwy. 1 by its intersection with Castillo Drive. 18 Comment
  OBI31809  Erodium moschatum Smeltzer, Turnquist 1982-4-6 3 San Luis Obispo SE side of Laguna lake park Comment
  RSA790130  Erodium texanum Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2011-4-19 15 San Luis Obispo South Coast Ranges; Carrizo Plain National Monument; southeast of Soda Lake; Caliente Foothills. Approx. 1.9 miles south of Soda Lake Rd. 806 Comment
  CAS-BOT-BC41451  Eruca vesicaria subsp. sativa Ira L. Wiggins 1955-5-5 13406 San Luis Obispo On west side of summit between Antelope Plains and Cholame. Comment
  UC1392790  Eryngium armatum R. F. Hoover 1969-8-1 11511 San Luis Obispo on ocean bluff Cambria Comment
  LA83798  Eryngium vaseyi Ernest C. Twisselmann; 1960-8-3 5980 San Luis Obispo CHOICE VALLEY, Bitterwater Rd 1.25 mi N of the Choice Valley School. 601 Comment
  RSA202533  Eryngium vaseyi E. C. Twisselmann 1968-9-12 14926 San Luis Obispo T. Franklin Twisselmann Ranch, Choice Valley 610 Comment
  UC56037  Erysimum capitatum J. H. Barber 1899-4-27 San Luis Obispo near Paso Robles Comment
  OBI15035  Erysimum capitatum var. capitatum Eben McMillan 1952-5-25 129 San Luis Obispo Choice Valley, 1 mi S, 8 mi E Shandon Comment
  UC1126646  Erysimum suffrutescens B. Bolt 1936-2-25 587 San Luis Obispo Morro Rock Cayucos Quadrangle (Plot 47) Comment
  CAS-BOT-BC151482  Erythranthe latidens Ernest C. Twisselmann 1969-4-24 15165 San Luis Obispo La Panza Highway, pool bed 1.9 mile southeast of Shell Creek Road - La Panza Range 426 Comment
  OBI47432  Eschscholzia caespitosa David J. Keil, Art Webster 1984-4-29 18194 San Luis Obispo In cyn bottom of Lopez Wilderness Area Comment
  UCD95253  Eschscholzia caespitosa G. F. Hrusa 1995-5-28 12274 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area; on SW facing slope below Peak 1 radio facility. 640 Comment
  CAS-BOT-BC403474  Eschscholzia californica R. F. Hoover 1949-4-2 7572 San Luis Obispo Cottonwood Pass, near summit Comment
  CAS-BOT-BC403486  Eschscholzia californica Alice Eastwood 1927-4-7 14317 San Luis Obispo Morro Comment
  OBI22956  Eschscholzia californica Andrew Rybak 1972-8-24 7 San Luis Obispo Poly Cyn, Cal Poly campus, San luis Obispo Comment
  SEINET7072471  Eschscholzia californica A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  UCR93383  Eschscholzia glyptosperma George K. Helmkamp 1996-5-24 1007 B San Luis Obispo Inner South Coast Range, Along Calif. Hwy 166, 0.5 mi west of the SLO county line, east of Cuyama River 814 Comment
  UC1296219  Eschscholzia hypecoides R. F. Hoover 1950-4-2 7784 San Luis Obispo just above La Panza-Creston Road; W. branch of Fernandez Creek Comment
  OBI39418  Eschscholzia hypecoides Clifton F. Smith 1973-4-26 10520 San Luis Obispo E base of Caliente Mtn, upper cuyama Valley Comment
  UC2027559  Eschscholzia lemmonii Greg Wilvert 2005-4-25 329 San Luis Obispo Southeast Half of the Caliente Range: Wells Canyon Comment
  CAS-BOT-BC76469  Eschscholzia lemmonii Ernest C. Twisselmann 1962-3-26 6713 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3.5 miles south of Cholame. 579 Comment
  RSA176482  Eschscholzia lemmonii I. L. Wiggins 1932-3-21 5795 San Luis Obispo 2 miles east of Cholame Comment
  RSA0012607  Eucalyptus globulus George K. Helmkamp, E. A. Helmkamp 2000-3-15 5337 San Luis Obispo Central Coast: south end of Morro Bay at the west end of Howard St. in Los Osos. 6 Comment
  OBI22815  Eucalyptus polyanthemos Mary Giannotti 1971-11-13 5 San Luis Obispo Cal Poly campus; W side of the cafeteria Comment
  OBI65317  Eucalyptus pulverulenta Matt Ritter 2005-12-5 23 San Luis Obispo Cal Poly campus Comment
  OBI78626  Eucalyptus viminalis Laura Gurrola, Shannon O'Hehir 2014-2-8 1 San Luis Obispo Laguna Lake Open Space 40 Comment
  UCR122508  Eucrypta chrysanthemifolia var. chrysanthemifolia George K. Helmkamp, E. A. Helmkamp 2001-5-2 6620 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 Comment
  OBI57814  Euphorbia maculata David J. Keil 1998-8-26 28038 San Luis Obispo Hwy 166, 1.4 miles E of junction with US 101. Comment
  CAS-BOT-BC207085  Euphorbia ocellata John Thomas Howell 1948-6-15 24353 San Luis Obispo Red Hills SE of Shandon 762 Comment
  RSA195234  Euphorbia ocellata subsp. ocellata E. C. Twisselmann 1967-8-22 13554 San Luis Obispo Temblor range and the western San Joaquin Valley. Dorothy Twisselmann Ranch. 671 Comment
  POM85480  Euphorbia spathulata Marcus E. Jones 1882-5-9 3482 San Luis Obispo [No additional locality information.] Comment
  UC17624  Euphorbia spathulata H. N. Bolander 1861-4-11 416 San Luis Obispo Nipomo Comment
  UCR28990  Euphorbia spathulata David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow, et al. 1981-4-11 14340 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI38320  Euthamia occidentalis David J. Keil 1976-10-20 11868 San Luis Obispo Campus of Cal Poly State Univ Comment
  SD40218  Extriplex californica Edith A. Purer 1940-8-2 7987 San Luis Obispo Oso Flaco Lake Comment
  OBI39854  Festuca arundinacea David J. Keil 1985-6-22 18932 San Luis Obispo At SW corner of Los Osos Crk bridge at South Bay Blvd Comment
  OBI32302  Festuca bromoides David J. Keil, Melissa Luckow 1981-7-3 14942 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  SBBG93697  Festuca bromoides S. A. Junak 1990-5-1 4277 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd, ca. 2.4 mi W of US Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 533 Comment
  CAS-BOT-BC278291  Festuca californica Clare B. Hardham 1960-5-5 5832 San Luis Obispo Santa Lucia Mountains. Pine Mt. north of Cambria Comment
  OBI73007  Festuca californica David J. Keil 2000-6-15 28813 San Luis Obispo Irish Hills, San Luis Range. BLM parcel near Diablo Canyon Nuclear Power Plant Comment
  OBI21842  Festuca microstachys Robert D. Page 1962-4-20 75 San Luis Obispo Cal Poly Canyon Comment
  OBI21858  Festuca microstachys Eben McMillan 1952-5-2 89 San Luis Obispo Choice Valley, 1 mi S, 8 mi E of Shandon Comment
  OBI19847  Festuca microstachys Walter F. Chesebro 1978-5-6 104 San Luis Obispo Collected at Avenales Reserve, 21 mi E of the intersection of hwy 58 and hwy 101 Comment
  OBI21840  Festuca microstachys Robert F. Hoover 1966-4-20 9813 San Luis Obispo E of Atascadero on Creston road, on grade E of Salinas River Comment
  LA105441  Festuca myuros Barry A. Prigge; 1989-3-19 8573 San Luis Obispo San Lucia Mountains, San Bernardo Creek: between State Hwy 1 and Chorro Creek, ca 1.5 mi E of Morro Bay 9 Comment
  OBI42387  Festuca myuros David J. Keil 1986-4-8 19120 San Luis Obispo Fire Ecology Classtrip to BLM land on E side of Santa Margarita Lake Comment
  OBI21880  Festuca octoflora Robert F. Hoover 1964-6-5 8922 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI21882  Festuca octoflora Robert F. Hoover 1967-5-6 10531 San Luis Obispo Jack Lake Comment
  OBI6647  Festuca perennis Greg Hassen 1975-6-24 10 San Luis Obispo Poly Cyn Comment
  OBI71412  Festuca perennis Larry Kelly, David J. Keil 1988-10-1 247 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UCSB28072  Festuca perennis Blakley, E. 1962-5-31 San Luis Obispo South bank near the mouth of Santa Maria River 6 Comment
  OBI25939  Foeniculum vulgare Lorraine Vinland 1981-11-3 2 San Luis Obispo E shore of Laguna Lake Comment
  OBI31672  Foeniculum vulgare Turnquist, Smeltzer 1982-7-23 185 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  OBI71691  Foeniculum vulgare David J. Keil 1992-7-3 20880 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI8963  Foeniculum vulgare Betty Sheehan 1957-11-1 33 San Luis Obispo Cal Poly Campus. RR tracks Comment
  SBBG107299  Foeniculum vulgare C. B. Hardham 1957-9-12 2615 San Luis Obispo San Simeon Crk Comment
  UC1123335  Forestiera pubescens W. A. Peterson 1937-4-19 716 San Luis Obispo 2 mi se La Panza Ranch; La Panza Quad. 441 Comment
  RSA743137  Fragaria chiloensis M. B. Dunkle 1936-8-18 4822 San Luis Obispo Edge of sand dunes, Moonstone Beach (Just N. of Morro Bay and S. of San Simeon) Comment
  OBI78696  Frangula californica Nathan Norris 2013-2-10 8 San Luis Obispo Up Poly canyon Road to Architecture graveyard. On creekside nearest to sculpture after first bridge. 122 Comment
  CAS-BOT-BC52667  Frangula californica subsp. californica Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  CAS-BOT-BC53594  Frangula californica subsp. tomentella R. F. Hoover 1946-9-22 6438 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI14199  Frankenia salina Robert F. Hoover 1965-9-19 9625 San Luis Obispo Carrizo Plain on W side of Soda Lake Comment
  OBI59255  Frankenia salina George Butterworth 1997-11-3 194 San Luis Obispo 50 yds S of Simmler Rd 1/4 mi E of Soda Lake rd 584 Comment
  OBI66148  Freesia refracta E. A. Appel/D. R. Miller 2002-3-16 302 -744 San Luis Obispo Pine Mtn Region. Through the central portion of Cambria cemetary Comment
  OBI9085  Fremontodendron californicum Robert F. Hoover 1963-6-5 8562 San Luis Obispo Calf Cyn Comment
  CAS-BOT-BC205934  Fremontodendron californicum Gertrude Sinsheimer 1935-5-9 s.n. San Luis Obispo Pettitt's Canyon on hills near San Luis Obispo Comment
  OBI9079  Fremontodendron californicum R. A. Hays 1957-10-12 s.n. San Luis Obispo Cuesta Grade Comment
  UC54823  Fremontodendron californicum subsp. californicum Mrs. R. W. Summers May 1895 San Luis Obispo San Luis Obispo County Comment
  CAS-BOT-BC130230  Fritillaria agrestis R. F. Hoover 1957-3-28 8378 San Luis Obispo Highland district Comment
  OBI21373  Fritillaria agrestis Robert F. Hoover 1957-3-28 8378 San Luis Obispo Highland district Comment
  CAS-BOT-BC130265  Fritillaria biflora Otto, Renner 1923-4-1 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC130282  Fritillaria biflora R. F. Hoover 1958-3-6 8413 San Luis Obispo Between Morro Bay and Cayucos (South of mouth of Toro Creek) Comment
  OBI76805  Fritillaria biflora David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15701 San Luis Obispo Pennington Crk Biological Rserve, W of San Luis Obispo Comment
  OBI30641  Fritillaria biflora R. Gollan 1966-3-3 26 San Luis Obispo Mission Bells. 12 mi E of Morro Bay on rd to Templeton Comment
  OBI65769  Fritillaria ojaiensis D. R. Miller 1996-4-14 496 -619 San Luis Obispo Pine Mt Region. Up watertrl on DR Miller Property, E slope of Pine Mt, Tobacco Crk drainage 732 Comment
  CDA11376  Galium andrewsii subsp. intermedium G. F. Hrusa 1995-4-15 12096 San Luis Obispo La Panza Range; Approx 1 m. S of Queen Bee Camp, 1 m. S of La Panza Summit on La Panza Rd. Comment
  UC1143128  Galium angustifolium subsp. angustifolium T. M. Hendrix 1937-6-9 287 San Luis Obispo 3 3/4 mi ene Pozo; Las Padres National Forest, Pozo Quadrangle Comment
  OBI64405  Galium aparine David J. Keil 2001-3-28 29198 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI51704  Galium porrigens R. Mike Arens 1994-4-30 65 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge 152 Comment
  RSA523457  Galium porrigens J. Kuijt 1958-05 1510 San Luis Obispo Dunes W of S.P. tracks at the Union Oil side rd off Hwy 1. 5.6 miles s of Oceano. Comment
  CDA19981  Galium porrigens var. porrigens J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area, Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI72372  Gamochaeta ustulata Anthony Baniaga, Elizabeth Baniaga 2010-4-23 144 San Luis Obispo Black Lake Cyn; Choin property 49 Comment
  CAS-BOT-BC208389  Garrya elliptica Clare B. Hardham 1956-2-12 64 San Luis Obispo Cerro Alta Comment
  OBI14140  Garrya flavescens Robert F. Hoover 1965-9-15 9558 San Luis Obispo Garcia Mtn, S of Pozo Comment
  OBI14142  Garrya veatchii W. Kent Allender 1962-12-17 s.n. San Luis Obispo Near Cuesta Summit Trl, Santa Lucia Range, San Luis Obispo Comment
  OBI65830  Garrya veatchii D. R. Miller 1994-3-31 394 -157 San Luis Obispo Pine Mt. Region. Next to Coles road on Williams' cutoff road, Marmolejo crk drainage 853 Comment
  OBI32333  Gastridium phleoides David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15984 San Luis Obispo 5.9 mi E of jctn with Santa Rosa Crk rd on dirt rd leading to Cypress Mtn via Steiner Crk. 2 mi W of Warrens' cabin (at base of mtn) Comment
  RSA129631  Gastridium phleoides C. A. Graham 1938-4-26 380 San Luis Obispo 5 miles ESE of Bryson. 381 Comment
  SBBG110275  Gastridium phleoides C. B. Hardham 1974-5-13 San Luis Obispo near jct of Santa Margarita-Simmler Rd and Parkhill-Creston Rd Comment
  CAS-BOT-BC283916  Gastridium ventricosum Clare B. Hardham 1961-5-18 7095 A San Luis Obispo Santa Lucia Mountains. Burn between Pine Mountain and Rocky Butte Comment
  UC1120970  Gaultheria shallon B. Bolt 1936-3-25 649 San Luis Obispo 3/4 mi s of mouth of Hazard Canyon 182 Comment
  OBI77531  Gazania linearis S. Wainwright 1964-3-1 9 San Luis Obispo Los Osos. Escape from cult Comment
  OBI80689  Gazania longiscapa D. R. Miller, E. A. Appel 2015-4-5 415 .1117 San Luis Obispo West side of Hwy 1 3.4 miles north of Hearst Castle turn off 20 Comment
  CDA4137  Genista T. C. Fuller 1968-5-22 17073 San Luis Obispo Ardath Drive between Pine Ridge Avenue & Richard Avenue, Cambria. 0 Comment
  OBI13269  Genista monspessulana Robert F. Hoover 1958-2-2 8407 San Luis Obispo Cambria Comment
  OBI4998  Geranium dissectum Bob Hickox 1967-11-25 8 San Luis Obispo 3 mi from Morro Bay Comment
  SEINET271038  Geranium dissectum Richard J. Shaw 1958-3-29 1090 San Luis Obispo Highway 1 about 20 miles north of Morro Bay. Comment
  OBI79181  Gilia achilleifolia David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31268 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 548 Comment
  OBI74661  Gilia achilleifolia subsp. achilleifolia David J. Keil 1987-5-6 20132 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  SBBG34937  Gilia achilleifolia subsp. achilleifolia Mrs. R. S. Summers 1882-4-12 San Luis Obispo left of bluff, Morro Bay Comment
  UC57515  Gilia achilleifolia subsp. achilleifolia J. H. Barber 1899-5-22 San Luis Obispo Sta Lucia Mts. Comment
  UC52307  Gilia achilleifolia subsp. achilleifolia Mrs. R. W. Summers San Luis Obispo Comment
  UCSB72283  Gilia achilleifolia subsp. achilleifolia Callaway, R.; Ryan, P. 1987-4-17 San Luis Obispo Reservoir Canyon, north of San Luis Obispo off Hwy. 101 182 Comment
  OBI78760  Gilia clivorum Michael Walgren 2014-4-5 379 San Luis Obispo Chevron Oil Company property about 1/4 mile east of Del Mar Park in the City of Morro Bay. 98 Comment
  CAS-BOT-BC225364  Gilia latiflora subsp. davyi David D. Keck; J. Clausen 1935-4-9 3108 San Luis Obispo Summit of Polonio Pass, 5 miles east of Cholame, on road to Lost Hills 579 Comment
  RSA140762B  Gilia malior Clare B. Hardham 1960-4-8 5357 San Luis Obispo Bed of San Juan River, Road from Paso Robles, to Simmler. Comment
  UC1123722  Gilia minor D. Axelrod 1935-3-31 216 San Luis Obispo 8 mi ese Cuyama Ranch; Santa Ynez Quad. Comment
  CAS-BOT-BC402037  Gilia ochroleuca subsp. minima Clare B. Hardham 1958-4-28 3132 San Luis Obispo Hills between San Juan River and Carissa Plains Comment
  RSA195185  Gilia tenuiflora subsp. amplifaucalis E. C. Twisselmann 1967-5-8 13008 San Luis Obispo Slope north of Shell Creek 488 Comment
  RSA469723  Gilia tenuiflora subsp. amplifaucalis J. T. Howell 1948-4-24 s.n. San Luis Obispo 3 miles east of Paso Robles. Comment
  SBBG117504  Gilia tenuiflora subsp. tenuiflora E. Painter, M. Wetherwax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR 202 San Luis Obispo jct of boundary rd and rd to top of palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts 252 Comment
  CAS-BOT-BC226476  Gilia tenuiflora subsp. tenuiflora Alice Eastwood; John Thomas Howell 1936-5-8 2346 San Luis Obispo 7 miles east of La Panza Comment
  SBBG34940  Gilia tricolor subsp. tricolor Mrs. R. W. Summers -Jun-1882 San Luis Obispo Santa Margarita 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
  OBI69937  Gnaphalium palustre D. R. Miller 1993-7-15 793 -36 San Luis Obispo Pine Mtn Region. Around dry edge of Williams; pond, Little Pine Mtn 884 Comment
  CAS-BOT-BC305083  Grindelia hirsutula R. F. Hoover 1965-9-29 9681 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC305105  Grindelia hirsutula Ernest C. Twisselmann 1959-5-23 5259 San Luis Obispo Mouth of Toro Creek near the Cayucos Cemetery 15 Comment
  CAS-BOT-BC305118  Grindelia hirsutula R. F. Hoover 1946-9-14 6393 San Luis Obispo 6 mi. e. of Paso Robles on Shandon road Comment
  UCSB8103  Grindelia hirsutula Hardham, Clare 1965-8-3 San Luis Obispo Cuesta Grade; near Freeway 101 north of San Luis Obispo Comment
  UC455027  Gypsophila paniculata I. J. Condit 1909-9-24 San Luis Obispo C. P. S. grounds <California Polytechnic School grounds> Comment
  CDA34845  Hainardia cylindrica David J. Keil 2009-6-18 30621 San Luis Obispo Boysen Ranch created wetlands. West of Foothill Road between O Connor Way and Los Osos Valley Road. 0 Comment
  OBI8415  Hazardia squarrosa Lynne D. Althouse 1977-4-16 62 San Luis Obispo Wolfe's Horse ranch near San Luis High school 130 Comment
  CAS-BOT-BC307275  Hazardia squarrosa var. grindelioides W. R. Dudley 1893-12-28 s.n. San Luis Obispo Between Port Hartford and Pismo 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
  OBI56477  Hedera canariensis David J. Keil 2000-1-24 28413 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. along Rodeo Grounds Road. Comment
  CAS-BOT-BC306284  Hedypnois cretica R. F. Hoover 1948-4-14 7441 San Luis Obispo Cayucos Comment
  RSA18104  Helenium bigelovii C. B. Wolf 1929-4-16 3642 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  OBI38451  Helenium puberulum Eric Wise 1981-7-26 954 San Luis Obispo Poly Cyn Comment
  CAS-BOT-BC309524  Helenium puberulum R. F. Hoover 1964-8-13 9217 San Luis Obispo San Bernardo Creek Comment
  CAS-BOT-BC211496  Helianthemum scoparium Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  OBI81204  Helianthus annuus David J. Keil 2015-2-21 32657 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
  SBBG104496  Helianthus gracilentus F. L. Johnson, N. A. McCarty 1993-10-16 ROB 761 San Luis Obispo ca. 0.5 km N of Bee Rock Rd on East Perimeter Rd; Camp Roberts Comment
  OBI16316  Helianthus gracilentus Rimo Bacigalupi, R. S. Ferris and G. T. Robbins 1955-5-25 5250 San Luis Obispo Along grade over La Panza Range, 0.7 mi below and W of Pozo Summit; along state hwy 178 754 Comment
  OBI73595  Helichrysum petiolare David J. Keil 2010-6-18 30898 San Luis Obispo San Luis Obispo. Corner of Santa Rosa and Buchon streets Comment
  OBI38239  Heliotropium curassavicum Eric Wise 1981-6-7 484 San Luis Obispo Rancho Riconado, 23.1 mi W of New Cuyama Comment
  CAS-BOT-BC309876  Hemizonia congesta subsp. luzulifolia David D. Keck 1928-9-30 474 San Luis Obispo 1 mi. S. of San Luis Obispo 170 Comment
  CDA7036  Hemizonia congesta subsp. luzulifolia G. D. Barbe 1976-10-22 2230 San Luis Obispo E. Machado Ranch, Hausna Road, east of Arroyo Grande. 0 Comment
  OBI16227  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1969-8-1 11514 San Luis Obispo Near Perry Crk summit just S of Cambria Comment
  UC89023  Hemizonia congesta subsp. luzulifolia L. Jared 1892-1 San Luis Obispo Comment
  POM147149  Hemizonia corymbosa subsp. macrocephala Alice Eastwood 1927-7-29 14764 San Luis Obispo Morro. Comment
  UCR132554  Hemizonia corymbosa subsp. macrocephala George K. Helmkamp 2003-8-31 8096 San Luis Obispo Central Coast, Callender Road at US-1 south of Arroyo Grande 30 Comment
  IRVC29247  Hemizonia paniculata G. K. Helmkamp, E. A. Helmkamp 2004-10-1 8826 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
  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
  OBI56785  Hesperocnide tenella David J. Keil 1986-4-13 19180 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  UC1285270  Hesperolinon micranthum R. F. Hoover 1964-6-6 8951 San Luis Obispo ridge nw Cuesta Pass Comment
  OBI53148  Hesperolinon micranthum Steven A. Junak, Tina J. Ayers 1989-6-22 4083 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl forest. Along S side of main rd (USFS Rd #29S11.3) at E boundary sign, about 3.0 mi W of hwy 101 750 Comment
  SBBG104909  Hesperoyucca whipplei F. L. Johnson, E. A. Young 1993-5-23 ROB 508 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG95552  Hesperoyucca whipplei D. Keil, R. Riggins 1986-4-26 19228 San Luis Obispo Elkhorn Rd, 3.05 mi E of rd to center of Carrizo Plain; T31S R21E NW 1/4 of S17 762 Comment
  SD264780  Heteranthemis viscidihirta David Keil 2017-4-30 34599 San Luis Obispo Highway 1 south of Arroyo Grande. Cleared field. 45 Comment
  OBI10135  Heteromeles arbutifolia S. Wainwright 1964-3-1 12 San Luis Obispo Cal Poly SLO; Rear Science Bldg Comment
  RSA317004  Heteromeles arbutifolia T. Elias, Walter Wisura 1984-7-27 8592 San Luis Obispo NE of Morro Bay along Route 44 towards Atascadero. Comment
  RSA586008  Heteromeles arbutifolia D. A. Young, F. L. Johnson 1992-6-16 s.n. San Luis Obispo 1.5 km E of Gate 11 Comment
  OBI31113  Heterotheca grandiflora Julie M. Vanderwier 1979-8-15 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  UCD133029  Heterotheca grandiflora John C. Tothill 1960-8-1 s.n. San Luis Obispo San Luis Obispo County: Arroyo Grande. Comment
  CAS-BOT-BC311310  Heterotheca sessiliflora subsp. echioides John Thomas Howell 1927-8-17 3004 San Luis Obispo 4 miles south of Templeton 243 Comment
  OBI29288  Heterotheca sessiliflora subsp. echioides David J. Keil 1980-9-15 14191 San Luis Obispo Avenales Wildlife Area along Shell Crk rd ca 1.3 mi N of Calif Rte 58 Comment
  UC1392883  Heuchera pilosissima R. F. Hoover 1969-3-25 11190 San Luis Obispo n side of Morro Rock Morro Bay Comment
  SBBG109450  Hierochloe occidentalis C. B. Hardham 1958-7-1 3740 San Luis Obispo headwaters, Old Crk Comment
  CAS-BOT-BC55421  Hirschfeldia incana Ernest C. Twisselmann 1952-6-21 235 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame. Comment
  CDA3749  Hirschfeldia incana L. Julian 2000-10-2 15 San Luis Obispo Peterson Ranch, entrance at end of Cal Poly Canyon Road of the State University. Comment
  OBI53842  Hirschfeldia incana Arthur W. Hazebrook 1993-5-23 204 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill Comment
  CAS-BOT-BC207971  Hoffmannseggia glauca Ernest C. Twisselmann 1957-8-23 4014 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County. 670 Comment
  UC454701  Hoita macrostachya I. J. Condit 1908-6-20 San Luis Obispo near school house; Cuesta Comment
  RSA784653  Hollisteria lanata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 45 San Luis Obispo close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166. Comment
  CAS-BOT-BC412718  Hollisteria lanata Ernest C. Twisselmann 1954-6-3 1315 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass: 7 miles south of Cholame 670 Comment
  CAS-BOT-BC320112  Holocarpha Clare B. Hardham 1964-7-29 12283 San Luis Obispo Burnett Peak Comment
  CAS-BOT-BC320309  Holocarpha virgata R. F. Hoover 1969-8-12 11541 San Luis Obispo 12 mi. nw. of Paso Robles on road to Nacimiento Dam Comment
  POM181952  Hordeum brachyantherum subsp. californicum J. G. Lemmon 1887-05 s.n. San Luis Obispo Hillock [no additional locality info provided] Comment
  UCR266184  Hordeum marinum David J. Keil, Margariet Wetherwax, Elizabeth Painter, Jody Olsen, K. Downing, C. Bratt, Lynne D. Althouse 2000-5-16 28685 San Luis Obispo Camp Roberts; along tank trail parallel to Avery Rd. and inside the Avery vernal pool exclosure 213 Comment
  CAS-BOT-BC285142  Hordeum marinum subsp. gussoneanum R. F. Hoover 1964-5-10 8752 San Luis Obispo Near Paso Robles Airport Comment
  OBI17694  Hordeum murinum Dave Imper 1977-3-21 92 San Luis Obispo Price Cyn Tarsands Project. Phase 1. Project location 1 mi SW of Hwy 227 on Price Cyn rd 76 Comment
  OBI39984  Hordeum murinum Eric Wise 1984-4-29 1881 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  UCD86214  Hordeum murinum subsp. leporinum Beecher Crampton 1964-5-18 6987 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  OBI59217  Hordeum vulgare David J. Keil 1998-5-20 27335 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
  UCD113428  Horkelia cuneata G. F. Hrusa 1992-3-29 10050 San Luis Obispo San Luis Obispo County: Approximately one mile west of the intersection of Highway 1 and Calendar Rd. Comment
  UC73030  Horkelia cuneata subsp. cuneata Miss M. Alice King 1895-5-1 San Luis Obispo arroyo grande Comment
  OBI10099  Horkelia cuneata subsp. puberula Robert F. Hoover 1947-6-29 6205 San Luis Obispo Atascadero Comment
  CDA25944  Horkelia cuneata subsp. puberula G. D. Barbe 1977-1-27 2243 San Luis Obispo 2.5 miles north of Arroyo Grande on Highway 227 (Carpenter Canyon). 0 Comment
  CAS-BOT-BC143920  Horkelia cuneata var. sericea Alice Eastwood 1927-4-7 14299 San Luis Obispo Morro, San Luis Obispo Comment
  OBI15142  Hornungia procumbens Robert F. Hoover 1952-4-1 8064 San Luis Obispo Soda lake, Carrizo Plain Comment
  SBBG93324  Hosackia gracilis B. Ertter, D. Keil, J. Hickman, T. Sholars 1987-4-11 6845 San Luis Obispo Arroyo de la Cruz, ca. 7 air mi N of San Simeon, 2-3 mi from Hwy 1, top of ridge, S side of arroyo 91 Comment
  OBI79064  Hydrocotyle verticillata David J. Keil 2013-8-19 31890 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  UC1101454  Hydrocotyle verticillata Malcolm A. Nobs and S. Galen Smith 1948-9-9 666 San Luis Obispo ca. 4 mi. s. Pismo Beach (Dune Lakes Gun Club); Dune Lakes Gun Club Comment
  RSA201674  Hymenolobus procumbens Robert F. Hoover 1952-4-1 8064 San Luis Obispo Soda Lake, Carrizo Plain, in strongly saline barren spots near shore. Comment
  OBI20274  Hypochaeris glabra Ann McBeth 1979-4-25 15 San Luis Obispo Indian Knob, 4 mi N of Pismo Beach Comment
  OBI31624  Hypochaeris glabra Smeltzer, Turnquist 1982-4-6 7 San Luis Obispo On the SE side of Laguna Lake Park Comment
  SBBG92468  Hypochaeris glabra S. A. Junak 1989-4-27 3970 San Luis Obispo S side of USFS Rd 29S11.3, ca. 0.2 mi E of boundary for the Cuesta Ridge Botanical Area, 3.2 mi W of US Hwy 101 731 Comment
  CAS-BOT-BC311387  Hypochaeris glabra John Thomas Howell 1967-4-27 42066 San Luis Obispo Cuesta Canyon County Park, San Luis Obispo Comment
  UC1296341  Iris douglasiana R. F. Hoover 1947-3-16 6678 San Luis Obispo near ocean San Carpoforo Creek Comment
  OBI21065  Iris douglasiana Greg Garman 1968-5-9 8 San Luis Obispo Along bank of ravine opening off of Hazard Cyn about 30 yds below hwy, 5 mi from Los Osos Comment
  OBI59798  Isocoma acradenia var. bracteosa George Butterworth 1997-11-3 192 San Luis Obispo T31 S R20E, S29 beside Soda Lake Rd. 1/4 mi S of Simmler rd 588 Comment
  OBI73254  Isocoma menziesii var. sedoides Michael Walgren 2010-9-18 172 San Luis Obispo Estero Bluffs state park, 1.56 mi W of Cayucos Crk, S of hwy 1, at mouth of San Geronimo Crk Comment
  CAS-BOT-BC324693  Isocoma menziesii var. vernonioides Clare B. Hardham 1956-11-13 1523 San Luis Obispo Near outlet to Toro Creek, Santa Lucia Mountains Comment
  OBI45995  Isocoma menziesii var. vernonioides Robert F. Hoover 1966-9-12 9990 San Luis Obispo Just N of Santa Maria River near Santa Maria Comment
  SEINET9333472  Isocoma menziesii var. vernonioides Austin Griffiths, Walker, Joe 1981-11-9 San Luis Obispo Nipomo Dunes Comment
  CAS-BOT-BC61903  Isoetes nuttallii R. F. Hoover 1957-4-21 7855 San Luis Obispo Cambria Comment
  SBBG107729  Isoetes nuttallii C. B. Hardham 1959-4-19 4260 San Luis Obispo 0.7 mi W of Huerhuero Bridge, St Hwy 41 Comment
  POM265134  Isolepis cernua I. L. Wiggins 1929-4-16 3627 San Luis Obispo 4 miles N of Moro Comment
  UC1296346  Isomeris arborea R. F. Hoover 1947-5-10 7157 San Luis Obispo short distance above Taylor Canyon (lower Cuyama Valley); Cuyama Valley Comment
  OBI15980  Iva axillaris McMillan 1952-5-29 134 San Luis Obispo Pinde Ranch Bitterwater cr. 12 mi S 18 mi E Shandon Comment
  RSA171033  Jaumea carnosa R. F. Thorne, P. Everett 1963-6-12 32267 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  UCSC000794  Jaumea carnosa I. J. Condit 2009-9-6 s.n. San Luis Obispo Oceano Comment
  OBI79702  Juglans hindsii David J. Keil 2012-7-18 31432 San Luis Obispo Oceano. Arroyo Grande Creek just south of Oceano Airport and sewage treatment plant (Strand Way) 5 Comment
  OBI79851  Juncus breweri David J. Keil 2012-7-27 31487 San Luis Obispo Oceano. Area of dunes and marsh southwest of Oceano Airport between Maui Circle and Laguna Drive 3 Comment
  UC2027102  Juncus bufonius Greg Wilvert 2005-4-5 131 San Luis Obispo Southeast Half of Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road Comment
  RSA0040007  Juncus bufonius var. bufonius LeRoy Gross, Marcel Beffort 2014-5-14 6458 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  SBBG96224  Juncus lescurii C. F. Smith 1958-8-2 5837 San Luis Obispo Dune Lakes, ca. 3 mi S of Oceano Comment
  UC1101006  Juncus lescurii Malcolm A. Nobs and S. Galen Smith 1949-6-23 855 San Luis Obispo ca 4 mi nw Guadalupe; Oso Flaco Lake Comment
  UCSB17445  Juncus phaeocephalus Hardham, Clare 1959-4-12 San Luis Obispo Cambria; Santa Lucia Mountains Comment
  CAS-BOT-BC81061  Juniperus californica R. F. Hoover 1948-5-2 7505 San Luis Obispo Between San Juan R. & Carrizo Plain, west of Simmler Comment
  RSA123535  Juniperus californica T. M. Hendrix 1937-5-27 222 San Luis Obispo 1.5 miles ENE of Highland School 549 Comment
  NY786797  Keckiella breviflora var. breviflora R. C. Barneby 1940-6-14 3139 San Luis Obispo Along creek in Pozo Mountains, above Soda Lake 1066.8 Comment
  OBI22947  Kickxia elatine David J. Keil 1979-10-27 13638 San Luis Obispo E of Arroyo Grande along rd to Lopez Lake, ca 1 mi E of Orcutt Rd Comment
  OBI58793  Kickxia spuria David J. Keil 1998-9-4 28091 San Luis Obispo Garden Farms area. Santa Margarita Creek N of Santa Margarita, W of El Camino Real bridge, just S of Santa Margarita Rd. Comment
  OBI79566  Kochia scoparia subsp. scoparia David J. Keil 2012-7-18 31413 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  RSA121245  Koeleria macrantha H. C. Lee 1937-5-10 909 San Luis Obispo 1/2 mile N. of Lake Ysabe 229 Comment
  CDA18257  Krascheninnikovia lanata G. D. Barbe, Ben Easley 1974-7-9 1901 San Luis Obispo Temblor Range; Top of Recruit Grade Pass, 9.5 mi W of Fellows (Kern Co.) 3.25 mi W of Kern Co. line, Temblor Range, on Crocker Springs Rd., overlooking Elkhorn Valley, and Carizzo Plain. 975 Comment
  OBI54846  Lactuca serriola David J. Keil 1996-9-13 26049 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  OBI56836  Laennecia coulteri David J. Keil 1998-8-26 28045 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of rock Front Ranch, N of Hwy 166. Comment
  CAS-BOT-BC341605  Lagophylla ramosissima R. F. Hoover 1965-9-18 9581 San Luis Obispo Calf Canyon Comment
  CAS-BOT-BC341618  Lagophylla ramosissima David D. Keck 1931-6-23 1261 San Luis Obispo 4.2 mi. S. of Atascadero Comment
  SEINET11264848  Lagophylla ramosissima David Keil 1988-9-23 21147 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd, to west of Golden Hill Rd, to north by Union RD, and to east by undeveloped ranch land.; 0 Comment
  OBI21952  Lamarckia aurea Robert F. Hoover 1948-4-25 7490 San Luis Obispo Price Canyon Comment
  UC1136085  Lastarriaea coriacea T. M. Hendrix 1937-4-22 71 San Luis Obispo 3 3/4 mi ne of Huerhuero School 472 Comment
  UC472251  Lasthenia californica subsp. californica I. J. Condit San Luis Obispo near green house C. P. S. grounds Comment
  UCD133687  Lasthenia californica subsp. macrantha R. F. Hoover 1948-2-22 7420 San Luis Obispo San Luis Obispo County: 1.8 miles of Arroyo de la Cruz on State Highway 1. Comment
  CAS-BOT-BC329190  Lasthenia ferrisiae Ernest C. Twisselmann 1952-4-18 575 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley. Owens Lake, Twisselmann Ranch. 685 Comment
  SD244612  Lasthenia ferrisiae David Keil, Dirk Walters 1980-4-10 13764 San Luis Obispo East of Soda Lake Road, 0.2-1 mile on dirt road ca. 3.5 miles south of Highway 58 Comment
  CAS-BOT-BC352745  Lasthenia fremontii R. F. Hoover 1947-3-30 6847 San Luis Obispo 1 mile S of Simmler, Carrizo Plain. Comment
  UC1285404  Lasthenia fremontii R. F. Hoover 1947-3-30 6847 San Luis Obispo 1 mi s Simmler; Carrizo Plain Comment
  UC2061405  Lasthenia gracilis Rachael L. Olliff Yang with Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-18 3 San Luis Obispo Carrizo Plain; small patch patch off of the East side of Soda Lake Road, surrounded by grasslands, and across the road from a farm. Comment
  UCR29466  Lasthenia gracilis Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-4-4 734 San Luis Obispo Huasna Rd, 0.5 mi NW of where the Huasna River crosses the road Comment
  UC1314954  Lasthenia gracilis R. F. Hoover 1967-4-5 10342 San Luis Obispo 19 mi. e of Creston on La Panza Road (on a branch of Navajo Creek); branch of Navajo Creek Comment
  UC177410  Lasthenia gracilis Katharine Brandegee San Luis Obispo near San Luis Obispo; Chorro Comment
  UC455578  Lasthenia gracilis I. J. Condit 1909-1-1 San Luis Obispo School Ridge, California Polytechnic School Comment
  UC455774  Lasthenia gracilis unknown 1906-4-15 589 San Luis Obispo Osos? Comment
  UCSB14962  Lasthenia gracilis 1962-4-6 San Luis Obispo Southern city limits of Cayucos 30 Comment
  UCSB30432  Lasthenia gracilis Wheeler, William 1975-3-18 San Luis Obispo 5 miles south of Halcyon Rd. jct. with Calif. Hwy. 1 on north side of road 30 Comment
  UC1363806  Lasthenia leptalea Robert Ornduff 1958-5-11 4976 San Luis Obispo North Traffic Way 1.8 mi n Atascadero city center (hillside opposite old adobe remains near railroad tracks, between Asuncion Station and San Jacinto Ave) Comment
  CAS-BOT-BC370873  Lasthenia minor R. F. Hoover 1948-4-17 7876 San Luis Obispo San Juan River south of Shandon. Comment
  UC135335  Lasthenia minor T. S. Brandegee 1888-6-1 San Luis Obispo San Simeon Comment
  POM98658  Lathyrus P. A. Munz 1925-3-25 9257 San Luis Obispo Pismo Creek, 3 miles from Pismo. Comment
  OBI54301  Lathyrus odoratus David J. Keil 1996-5-24 25874 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  OBI78762  Lathyrus vestitus Michael Walgren 2014-4-15 395 San Luis Obispo Chevron Oil Company property east of Del Mar Park in the City of Morro Bay. 171 Comment
  SBBG104524  Lathyrus vestitus M. D. Proctor, E. A. Young 1993-3-20 ROB 301 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG108006  Lathyrus vestitus C. B. Hardham 1956-3-22 232 San Luis Obispo York Mtn, W of Templeton Comment
  UCD106470  Lathyrus vestitus H. van Elden 1928-4-1 s.n. San Luis Obispo San Luis Obispo County: Atascadero. Comment
  UCR131484  Lathyrus vestitus June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Coon Creek Trail, Montana de Oro State Park 61 Comment
  SBBG93718  Lathyrus vestitus var. vestitus S. A. Junak 1990-5-1 4300 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along old trail on ridge ca. 0.55 mi E of W Cuesta Ridge Rd, ca. 0.3 mi S of second high voltage tower E of W Cuesta Ridge Rd 594 Comment
  UC1285233  Lathyrus vestitus var. vestitus R. F. Hoover 1947-3-1 6631 San Luis Obispo Cambria Comment
  CHSC25566  Lavatera assurgentiflora Robert A. Schlising 1972-10-24 3071 San Luis Obispo Apparently a cultivar at South Campground, Pismo State Beach. Comment
  RSA522588  Lavatera cretica David J. Keil 1984-7-20 18309 San Luis Obispo Morro Bay. Sand dune are just N of Morro Bay Power Plant, N of Morro Rock. Comment
  UCR140470  Lavatera cretica George K. Helmkamp 2004-3-13 8350 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  UCR67985  Lavatera cretica David J. Keil 1984-7-20 18315 San Luis Obispo Central Coast, Just north of Santa Maria River along Hwy 1 Comment
  OBI15852  Layia glandulosa Robert F. Hoover 1947-3-29 6806 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  OBI45629  Layia glandulosa Clifton F. Smith 1951-4-19 3032 San Luis Obispo Nipomo Mesa N of Guadalupe Comment
  UC1069720  Layia glandulosa N. K. Carlson 1936-3-19 183 San Luis Obispo 1.1 mi ne Pismo; Arroyo Grande Quad. Comment
  UC1069731  Layia glandulosa H. C. Lee 1936-3-5 454 San Luis Obispo 3/4 mi se of Callender; Arroyo Grande Quadrangle Comment
  UCR158574  Layia glandulosa George K. Helmkamp, E. A. Helmkamp 2005-4-22 9397 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  UCSB51488  Layia glandulosa Willis, Mel 1967-4-22 San Luis Obispo On east side of Hiway 1, 6.0 miles no. of Guadalupe, Nipomo Mesa 30 Comment
  RSA0008486  Layia heterotricha D. D. Keck 1935-4-9 3110 San Luis Obispo Summit of Polonio Pass, 5 miles E. of Cholame, on road to Lost Hills. 579 Comment
  LA203803  Layia jonesii David D. Keck; 1933-5-5 2187 San Luis Obispo Odd Fellows Cemetery, near mouth of Toro Creek, on the coast between Cayucos and Morro 10.0 Comment
  NY180504  Layia jonesii M. E. Jones 1882-5-5 3224 San Luis Obispo San Luis Obispo Comment
  OBI32450  Layia jonesii Rhonda Riggins 1983-5-16 1486 San Luis Obispo Poly Cyn [Calif Polytechnic State University] Comment
  CAS-BOT-BC327499  Layia jonesii Rev. R. W. Summers 1890-4-9 s.n. San Luis Obispo Above Spring, Chalcedon Hill. San Luis Obispo. Comment
  OBI51483  Layia munzii David J. Keil, Kathleen Keil 1992-4-11 22791 San Luis Obispo Calif Valley, Carissa Plain. Belmont Trl ca. 2 mi E of Soda Lake Rd at intersection with small cross rd Comment
  CAS-BOT-BC327670  Layia munzii Eben McMillan 1958-4-18 43 -6 San Luis Obispo Low hills SE of Soda Lake. 670 Comment
  CAS-BOT-BC327689  Layia munzii I. J. Condit 1910-3-31 s.n. San Luis Obispo Carrisa Plains Comment
  UC1544840  Layia munzii A. G. Vestal 1962-4-10 San Luis Obispo 7 mi nw Soda Lake (Carrizo Plain); , nw Soda Lake Comment
  OBI51816  Layia platyglossa Gary Westbrook Mar-94 37 San Luis Obispo Calif Polytechnic State Univ campus; Poly Canyon near Botanical Garden footbridge 244 Comment
  UC2027074  Layia platyglossa Greg Wilvert 2005-5-15 426 San Luis Obispo Southeast Half of the Caliente Range: 1.1 km NW of Semper Spring Comment
  SFV16213  Layia platyglossa J. M. Kneitel 1995-3-25 4 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Caliente Mountains. American Ranch, 2 miles from Soda Lake Road. 670 Comment
  SD43640  Layia platyglossa subsp. platyglossa Darley F. Howe 1948-5-17 1858 San Luis Obispo Coast Comment
  OBI38523  Lemna minor Eric Wise 1981-10-23 1377 San Luis Obispo Spring W of Kerr "Lake". MacMillan Rd, 8.6 mi NE of hwy 46 on White Crk Ranch Comment
  RSA633360  Lemna minuta L. C. Wheeler, John L. Mohr 1961-7-15 s.n. San Luis Obispo Oso Flaco Lake. Comment
  OBI58183  Lepechinia calycina David J. Keil, with Kathleen A. Keil 1998-5-26 27435 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Rd., 3.3 miles from Hwy 58 (35 deg. 21.466' N x 120 deg. 16.570' W). 640 Comment
  UC25885  Lepechinia calycina L. Jared 1897-3-4 San Luis Obispo Estrella, South Coast Ranges Comment
  OBI65055  Lepidium dictyotum Greg Wilvert 2005-4-17 260 San Luis Obispo SE half of the Caliente Range. Quail Spring 942 Comment
  OBI35455  Lepidium draba Melody Dickens 1981-3-30 58 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI15129  Lepidium draba Robert J. Rodin 1964-5-5 7064 San Luis Obispo By rd in Morro Bay state park near salt flat. Also noted along hwy 1 almost to Camp San Luis Obispo (Army) Comment
  RSA790126  Lepidium jaredii subsp. jaredii Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-5-5 11 San Luis Obispo South Coast Ranges; Carrizo Plain; North of Carrizo Plain National Monument; low hills. South of Highway 58, approx. 0.2 miles north of Belmont Trail between Briceland Rd and Comanche Rd. 601 Comment
  SBBG132570  Lepidium latifolium D. Keil 2010-6-1 30830 San Luis Obispo San Juan Crk Bridge at Hwy 58, eastern portion of La Panza Mtns, near bridge 450 Comment
  CAS-BOT-BC12574  Lepidium nitidum Ernest C. Twisselmann 1955-4-26 1904 A San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 609 Comment
  OBI57211  Lepidium nitidum David J. Keil, with Kathleen A. Keil 1998-4-4 26556 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  OBI72485  Lepidium nitidum M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-7 CR- 4 San Luis Obispo Camp Roberts. Near jct San Antonio Rd and abandoned part of Bee Rock Rd (across impact area), near SW gate of impact area. UTMs NAD27 zone 10S, 695817E. 3962383N 170 Comment
  SBBG117796  Lepidium nitidum var. nitidum M. Wetherwax, E. Painter 2000-3-7 CR 4 San Luis Obispo near jct of San Antonio Rd and abandoned part of Bee Rock Rd (across impact area), near SW gate of impact area; Camp Roberts 170 Comment
  CAS-BOT-BC272421  Leptochloa fusca subsp. uninervia Ernest C. Twisselmann 1963-12-10 9204 San Luis Obispo Highway U.S. 466 7 miles east of Paso Robles, Estrella Plains 243 Comment
  OBI31567  Leptosiphon Joy Nishida, Robert Allen 1982-4-10 278 San Luis Obispo American Canyon Campground on a slight slope of blue oak woodland. 536 Comment
  RSA140531  Leptosiphon androsaceus Clare B. Hardham 1957-4-27 1769 San Luis Obispo Foothills of Caliente Mt., edge of Carissa Plains. Comment
  RSA73046  Leptosiphon androsaceus Margaret Stason, F. Brubaker 1930-4-14 8942 San Luis Obispo Hill slopes near Simmler, Comment
  CDA42277  Leptosiphon liniflorus G. F. Hrusa, M. Pitcairn 2015-4-13 18628 San Luis Obispo Caliente Mts., Pipeline Rd., west side of east end of Carrizo Plain. 917 Comment
  OBI80032  Leptosiphon liniflorus David J. Keil 2000-5-27 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
  SEINET7967501 Image available Leptosiphon liniflorus David Keil, Kathryn Bay, R. Riggins 1986-4-26 19282 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade on Elkhorn Road 701 Comment
  RSA114596  Leptosiphon liniflorus Roxana S. Ferris 1955-5-24 12814 San Luis Obispo Palo Prieto Canyon, ca. 2 mi. S of U.S. Highway 466 on road to Simmler. Comment
  OBI29816  Leptosiphon parviflorus Ruth Davis 1964-5-10 72 San Luis Obispo One mile into Reservoir Canyon, one mile north of San Luis Obispo, California Comment
  OBI31708  Leptosiphon parviflorus Smeltzer, Turnquist 1982-5-7 97 San Luis Obispo Northeast side of Laguna Lake Park Comment
  OBI82058  Leptospermum laevigatum Michael Walgren 2016-3-4 489 San Luis Obispo Pismo State Beach, in dunes immediately west of the Oceano Campground off Pier Ave. A naturalized invasive in backdunes, along with other evasive trees 8 Comment
  OBI82382  Leptospermum laevigatum David J. Keil 2016-2-6 33448 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
  OBI16687  Leptosyne calliopsidea Robert F. Hoover 1967-3-27 10279 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  SD249149  Leptosyne calliopsidea David Keil, Rhonda Riggins, Richard Pimental, Melissa Luckow and Larry Kelly 1988-3-18 20389 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmler-Soda Lake Road. 640 Comment
  NY180567  Lessingia germanorum var. tenuipes J. T. Howell 1927-8-17 3005 San Luis Obispo 4 miles south of Templeton Comment
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Apr 19 2018
  UC1563658  Lessingia pectinata var. pectinata Barbara Ertter 1989-5-23 8487 San Luis Obispo ca 4 air mi s Oceano (at bend in Hwy 1, just across railroad tracks from parking area); Unical Oil Refinery Comment
  OBI15749  Lessingia pectinata var. tenuipes Robert F. Hoover 1965-9-19 9615 San Luis Obispo La Panza district Comment
  OBI47550  Lessingia pectinata var. tenuipes David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19216 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58. T29S, R17E, NW corner of sect 26 Comment
  UC1285350  Lessingia pectinata var. tenuipes R. F. Hoover 1946-8-18 6315 San Luis Obispo near n base of La Panza Range; Fernandez Creek Comment
  OBI56699  Lessingia tenuis David J. Keil 1998-6-30 27868 San Luis Obispo Just E of junction La Panza Rd and Hwy 58. Comment
  OBI53880  Leymus condensatus Arthur W. Hazebrook 1972-10-25 147 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, base of Hill along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  CAS-BOT-BC283694  Leymus condensatus Roxana S. Ferris 1929-4-14 7657 San Luis Obispo Toro Creek on coast road N of Morro Comment
  CAS-BOT-BC272225  Leymus triticoides R. F. Hoover 1964-7-9 9118 San Luis Obispo Santa Margarita along railway Comment
  UC1153367  Lilaea scilloides R. F. Hoover 1947-4-8 6939 San Luis Obispo Cambria Comment
  SD27816  Limnanthes douglasii Carl B. Wolf 1929-4-13 3449 San Luis Obispo 1.0 mile north of Santa Margarita. 900 Comment
  CHSC114292  Limonium duriusculum John Sayers 2011-8-11 San Luis Obispo Morro Bay. Morro Bay State Park. Marina Peninsula Trail. 0 Comment
  OBI37286  Limosella aquatica Eric Wise 1982-5-17 1493 San Luis Obispo Sinton Middle Pond on Shell Crk Rd 8 mi N of hwy 58 Comment
  CAS-BOT-BC226842  Linanthus californicus Barry Roth 1972-10-29 294 San Luis Obispo North and west of Oso Flaco Lake Comment
  SEINET14180434  Linanthus californicus R. W. Summers 1882-4-19 s. n. San Luis Obispo Ocean bluffs, Pismo Comment
  OBI53899  Linanthus californicus subsp. tomentosus Arthur W. Hazebrook 1992-11-14 166 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl adj to riparian corridor Comment
  OBI2201  Linanthus dichotomus subsp. dichotomus E. McMillan 1952-3-23 13 San Luis Obispo Cammatta Canyon 9 mi. S. of Shandon; on canyon slope Comment
  UC1124078  Linanthus liniflorus H. C. Lee 1937-5-26 1006 San Luis Obispo 1.5 mi ne Creston; Paso Robles Quad. 350 Comment
  SBBG107498  Linanthus parryae C. B. Hardham 1960-4-20 5475 San Luis Obispo E branch of Huerhuero River at Calf Cyn Bridge Comment
  OBI45289  Lithophragma heterophyllum David J. Keil 1985-4-6 18530 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  UC524106  Lithophragma heterophyllum Ira L. Wiggins 1932-3-24 5844 San Luis Obispo w Paso Robles (roadsides and hills near Adelaide) Comment
  UCR16410  Lithophragma heterophyllum Val Chase 1965-4-16 79 San Luis Obispo 4 mi south of Edna on the road from Edna to Arroyo Grande 76 Comment
  OBI39724  Lithophragma heterophyllum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15960 San Luis Obispo 3.8 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading up Cypress Mtn along Steiner Crk Comment
  UC54834  Lithophragma heterophyllum Rev. R. W. Summers 1890-3-16 San Luis Obispo Sulphur Mills Comment
  CAS-BOT-BC60173  Lobularia maritima Ernest C. Twisselmann 1955-10-1 2417 San Luis Obispo Morro Bay State Park. Between the golf course and the bay. 3 Comment
  OBI73457  Loeflingia squarrosa David J. Keil 2010-6-1 30821 San Luis Obispo La Panza Mountains. 4.5 road miles west of San Juan Creek bridge, and east of Highway 58 0?300 m along dirt road. 500 Comment
  CAS-BOT-BC342305  Logfia filaginoides Alice Eastwood 1926-5-4 13835 a San Luis Obispo Paso Robles Comment
  UC2027088  Logfia filaginoides Greg Wilvert 2005-4-17 277 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  RSA0036673  Logfia gallica LeRoy Gross, Evan Meyer 2014-4-15 6239 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  RSA681875  Lolium perenne subsp. multiflorum Scott D. White, Ken McDonald 2001-5-9 8480 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI8932  Lomatium californicum Robert F. Hoover 1950-6-2 7964 San Luis Obispo Stoney Crk (tributary of Huasna River) Comment
  OBI31670  Lomatium caruifolium Smeltzer, Turnquist 1982-4-12 27 San Luis Obispo Laguna lake park Comment
  SBBG5206  Lomatium caruifolium M. A. Piehl 1963-4-21 63101 San Luis Obispo 1 mi E of Los Osos along Los Osos Valley Rd 9 Comment
  UC1123005  Lomatium caruifolium var. caruifolium N. K. Carlson 1936-3-21 214 A San Luis Obispo 1 mi. n.e. of junction of San Luis Obispo Creek and Reservoir Canyon (Plot 6); San Luis Obispo Quad. 228 Comment
  UC2027396  Lomatium macrocarpum Greg Wilvert 2005-3-21 9 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1 km S of Soda Lake Road along Pipeline Road. Comment
  LA53022  Lomatium parvifolium Tracy Call; Viola Call 1963-4-1 2162 San Luis Obispo 1 mi. up Reservoir Canyon near San Luis Obispo 243 Comment
  OBI45682  Lomatium parvifolium David J. Keil, M. A. "Corky" Matthews, Janet haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20702 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  SBBG118027  Lomatium parvifolium E. Painter, M. Wetherwax 2001-5-17 SLO 203 San Luis Obispo near rd between Primera and La Trinidad mines; near LCTA plot 306; Camp San Luis Obispo 440 Comment
  UC1094587  Lomatium parvifolium C. R. Bell 1953-5-1 1416 San Luis Obispo top of Cerro San Luis Obispo Comment
  UCSB17092  Lomatium parvifolium Hardham, Clare 1963-6-5 San Luis Obispo Cerro Alto 457 Comment
  RSA128128  Lomatium parvifolium Clare B. Hardham 1958-4-19 33114 San Luis Obispo Cypress Mountain Comment
  SBBG107571  Lomatium utriculatum C. B. Hardham 1958-5-5 3194 San Luis Obispo 8.7 mi S of Paso Robles-Simmler Rd, Carissa Plains Comment
  UC1123051  Lomatium utriculatum D. Axelrod 1935-3-31 219 San Luis Obispo 8 mi. e.-s.e. Cuyama Ranch; Santa Ynez Quad. Comment
  SEINET7040140  Lomatium utriculatum A. G. Vestal 1962-4-10 San Luis Obispo Ca 7 miles northwest of Soda Lake. UTM Zone 11, 240491mE, 3912022mN. Comment
  RSA0040318  Lomatium vaginatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6270 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
  OBI77668  Lonicera hispidula David J. Keil 1981-6-20 14868 San Luis Obispo No of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1. Comment
  CAS-BOT-BC240815  Lonicera interrupta Clare B. Hardham 1959-6-10 4846 San Luis Obispo Santa Lucia Mountains. Abandoned road from Old Creek to Toro Creek Comment
  CAS-BOT-BC243952  Lonicera involucrata var. ledebourii F. W. Peirson 1925-3-25 5694 San Luis Obispo Pismo Creek 30 Comment
  CAS-BOT-BC234937  Lonicera subspicata var. denudata Ernest C. Twisselmann 1955-6-16 2152 San Luis Obispo La Panza Range. Queen Bee Canyon 673 Comment
  RSA505591  Lotus formosissimus Barbara J. Ertter 1987-4-11 6845 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon, 2-3 mimles from Hwy 1. 91 Comment
  POM18655  Lotus grandiflorus var. grandiflorus J. H. Barber 1899-4-23 7485 San Luis Obispo San Luis Obispo Comment
  RSA0028075  Lotus salsuginosus Greg Wilvert 2005-4-5 162 San Luis Obispo 200 meters SW of Wells Spring. 929 Comment
  UC55795  Lotus salsuginosus Mrs. R. W. Summers 1885-6-4 San Luis Obispo Avila Comment
  UCR163627  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9201 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  OBI59065  Lunaria annua Cecilia Boudreau 2001-5-23 23 San Luis Obispo Montana de Oro State Park. Coon Crk trl 30 Comment
  UC1129290  Lupinus albifrons W. A. Peterson 1937-4-13 669 San Luis Obispo 2 mi e mouth Carnoza Creek; La Panza Quad., mouth Carnoza Creek Comment
  OBI33361  Lupinus albifrons David J. Keil 1982-3-20 15756 San Luis Obispo San Luis Range in Irish Hills along dirt road leading from See Cyn rd to Hibberd Preserve Comment
  CAS-BOT-BC201594  Lupinus albifrons var. albifrons Elmer I. Applegate 1927-3-18 5341 San Luis Obispo 5 miles north of San Luis Obispo Comment
  CAS-BOT-BC196039  Lupinus albifrons var. collinus Ralph N. Philbrick 1965-1-29 B 6562 San Luis Obispo Serrano Canyon, north bank of Stenner Creek, 1.3 miles east of highway Comment
  UC1334658  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 g San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  UCSB18108  Lupinus arboreus Gruber, Richard 1964-3-25 San Luis Obispo State Highway 1, approximately 3.5 miles N of Guadalupe 45 Comment
  RSA17799  Lupinus arboreus var. arboreus Carl B. Wolf 1929-4-15 3573 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  OBI31447  Lupinus bicolor Joy Nishida, Julie Oxford 1982-4-16 318 San Luis Obispo American Cyn. .6 mi S of American Cyn campground 579 Comment
  OBI54218  Lupinus bicolor George Butterworth 1995-4-30 61 San Luis Obispo Carrizo Plain Natural Area. T31S, R20E, S30, SE qtr. 100 yds N of Painted Rock Ranch 597 Comment
  OBI72024  Lupinus bicolor Michael Walgren 2010-2-1 75 San Luis Obispo irish Hills, Montana de Oro State park. New property acquisition known as the 160 acre "Basseri" property at 4840 See Cyn Rd, approx 8 mi from Los Osos Valley Rd and 0.5 mi from jctn with Perfumo Cyn rd. in land portion of property on inland side of See Cyn Rd 335 Comment
  RSA0040317  Lupinus bicolor LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6269 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
  UC201928  Lupinus bicolor G. C. Barton 1897-3-27 17 San Luis Obispo Paso Robles Comment
  UCR163646  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2005-3-30 9246 San Luis Obispo Outer South Coast Ranges, Pozo Road, 0.9 mi east of Hi Mountain Road, north side of Garcia Mountains 460 Comment
  SEINET10450514  Lupinus bicolor subsp. tridentatus Dunn 1941-4-19 Dunn 1201 San Luis Obispo S of estrella, open rolling grassland and plowed fields. Comment
  OBI43712  Lupinus chamissonis Rhonda Riggins 1982-4-30 1380 San Luis Obispo Montana de Oro State Park [on label as Morro Bay State park]. Along road to Suicide Hill, ca. 1 mi S Los Osos Valley rd Comment
  SEINET7063172 Image available Lupinus concinnus A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes. About 7 miles south of Arroyo Grande in the Huasna Valley. UTM Zone 10, 737912mE, 3888357mN. (WGS84/NAD83). 216 Comment
  OBI12916  Lupinus concinnus Robert F. Hoover 1966-3-30 9745 San Luis Obispo Windmill Crk, La Panza district Comment
  RSA113143  Lupinus concinnus subsp. concinnus Roxana S. Ferris 1955-5-23 12796 San Luis Obispo 2.3 miles southeast of Geneseo School (E branch of Huerhuero Creek) on road to Creston. Comment
  RSA160002  Lupinus concinnus subsp. concinnus Clare B. Hardham 1961-4-26 6903 San Luis Obispo Franklin Creek, Adelaida. Comment
  RSA475242  Lupinus concinnus subsp. concinnus Aaron Liston, James D. Morefield 1988-3-21 716 -1 San Luis Obispo Junction of Highway 58 and Navajo road. Boundary of Los Padres National Forest. Approximately 25 miles northeast of San Luis Obispo. 600 Comment
  SEINET10490309  Lupinus concinnus var. concinnus Robert F. Hoover 1967-1 San Luis Obispo Comment
  CAS-BOT-BC207215  Lupinus ludovicianus Gertrude Sinsheimer 1927-6-1 s.n. San Luis Obispo Upper Arroyo Grande Valley Comment
  CDA13791  Lupinus microcarpus G. F. Hrusa, T. D. Wilfred 1997-3-12 13651 San Luis Obispo Carrizo Plain; Approx. 30 miles N of Carrizo Plain on Bitterwater Valley Rd. Comment
  RSA0036493  Lupinus microcarpus var. densiflorus Daisie Huang 2007-4-17 07041704 San Luis Obispo On moist grassy hillside. 364 Comment
  UCR159231  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2005-4-22 9385 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  OBI42122  Lupinus microcarpus var. densiflorus David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19449 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 1985 Comment
  OBI48278  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1149 San Luis Obispo Small knoll in cyn of intermittent stream, hwy 166, 11.9 mi E US 101 Comment
  UC454625  Lupinus microcarpus var. densiflorus I. J. Condit 1908-4-29 San Luis Obispo roadside s San L. Obispo <San Luis Obispo>; s of San L. Obispo <San Luis Obispo> Comment
  UC1129580  Lupinus microcarpus var. microcarpus T. M. Hendrix 1937-4-26 105 San Luis Obispo 8.2 mi ne Black Mt.; Pozo Quad. 487 Comment
  UC615240  Lupinus microcarpus var. microcarpus Beryl O. Schreiber 1935-4-6 1684 San Luis Obispo Cuyama Valley Comment
  CDA27521  Lupinus microcarpus var. microcarpus R. Riggins 1978-4-23 1133 San Luis Obispo Highway 166, 0.8 mile west of Twin Rocks, 3.1 miles east of Sierra Madre Road. 0 Comment
  JEPS108103  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-23 1133 San Luis Obispo Hwy. 166, 0.8 mi W twin Rocks, 3.1 mi E Sierra Madre Road. Comment
  OBI12855  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-3-30 9783 San Luis Obispo First large cyn N of Crocker Grade, W side of Temblor Range Comment
  OBI48426  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1142 San Luis Obispo Along Camatti Cyn Rd paralleling Shell Crk at hwy 58 Comment
  SBBG17738  Lupinus microcarpus var. microcarpus D. Emery 1950-4-14 San Luis Obispo Panorama Hill, Carrizo Plain Comment
  CDA13605  Lupinus nanus G. F. Hrusa, O. Pollak, R. Reiner (TNC), J. Willoughby (BLM) 1997-3-11 13634 San Luis Obispo Carrizo Plain; at S entrance Rd to Washburn. Ranch, approx. 3 m. S of Soda Lake. Comment
  UCR163394  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9236 San Luis Obispo Outer South Coast Ranges, junction of Huasna River Road and Huasna Township Road, 3.5 mi south of Huasna 218 Comment
  OBI17951  Lupinus nanus Robert F. Hoover 1969-5-3 11291 San Luis Obispo 4 mi W of Nipomo Comment
  OBI32391  Lupinus nanus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16045 San Luis Obispo End of dirt rd on NE side of Cypress Mtn Comment
  UCR87117  Lupinus nanus subsp. nanus Walter Wisura 1992-4-25 4713 San Luis Obispo Morro Bay: San Bernardo Creek Ranch east of Morro Bay 90 Comment
  CAS-BOT-BC8234  Lupinus rostratus L. (Lorenzo Dow) Jared 1896-4-1 s.n. San Luis Obispo Estrella Comment
  UCR28920  Lupinus sparsiflorus Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-4-4 746 San Luis Obispo At the end of Huasna Road where the fork to Agua Escondido takes off. Comment
  RSA28715  Lupinus succulentus R. S. Woglum 1938-4-23 1556 San Luis Obispo Cottonwood Pass near Cholame. Comment
  SEINET13198374 Image available Lupinus succulentus A. G. Vestal 1947-4-18 s.n. San Luis Obispo Comment
  OBI12817  Lupinus succulentus Aart C. DeVos 1963-4-23 84 San Luis Obispo On bank of reservoir N of Cal Poly Air Port Comment
  UC454940  Lupinus truncatus California Polytechnic School 37 San Luis Obispo See Canyon; California Polytechnic School, See Canyon Comment
  UC454942  Lupinus truncatus I. J. Condit 1908-2-29 San Luis Obispo s slope School Ridge (California Polytechnic School); , s slope School Ridge Comment
  RSA0018919  Luzula comosa var. comosa David J. Keil, Mike Walgren, Lisa Andreano 2012-5-15 31342 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant). 240 Comment
  OBI79605  Luzula subsessilis David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31367 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  CAS-BOT-BC231442  Lycium andersonii R. F. Hoover 1952-4-20 8140 San Luis Obispo Low hills near north end of Elkhorn Plain, west base of Temblor Range Comment
  JEPS8047  Lycium andersonii G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3451 San Luis Obispo 16 mi nnw Kern County line; Elkhorn Plain 731 Comment
  OBI51250  Lysimachia arvensis Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .16 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  OBI23019  Lythrum californicum David J. Keil 1979-10-27 13656 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
  OBI25918  Lythrum californicum David J. Keil 1981-5-19 14711 San Luis Obispo Just E of Laguna Lake Comment
  OBI66858  Lythrum californicum David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29583 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  CAS-BOT-BC343887  Madia elegans R. F. Hoover 1949-5-17 7706 San Luis Obispo Upper Arroyo Grande at County Park Comment
  UCR118367  Madia gracilis George K. Helmkamp, E. A. Helmkamp 1998-6-30 4231 San Luis Obispo Central Coast Ranges, Irish Hills, SW of San Luis Obispo, Prefumo Cyn., 3.2 mi SW of Los Osos Valley Rd. 198 Comment
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Jan 7 2013
  RSA517091  Madia radiata C. F. Smith 1950-3-18 2576 San Luis Obispo Near Pinole Springs SE of Shandon Comment
  CAS-BOT-BC345086  Madia sativa R. F. Hoover 1966-9-12 9979 San Luis Obispo Site of Bellevue-Santa Fe School, just north of Hidden Valley Hot Springs Comment
  RSA646267  Maianthemum stellatum P. M. Harthill 1972-4-15 s.n. San Luis Obispo See Canyon 18 Comment
  CAS-BOT-BC204151  Malacothamnus jonesii R. F. Hoover 1947-10-27 6534 San Luis Obispo Canyon opening south into Cuyama River opposite Pioneer Grove (Santa Barbara Co.) Comment
  UC1122034  Malacothamnus jonesii T. M. Hendrix 1939-5-25 1059 San Luis Obispo 1 1/4 mi se Joughin Ranch; Branch Mt. Quadrangle Comment
  UC1602142  Malacothamnus jonesii T. M. Hendrix 1937-6-4 250 San Luis Obispo 5 mi nw El Dorado School; Pozo Quadrangle Comment
  UCR148771  Malacothamnus jonesii Ramona Robison 2000-5-26 481 San Luis Obispo Huerhuero Creek south of Hwy 46 bridge crossing 226 Comment
  LA47420  Malacothamnus jonesii Clare B. Hardham; 1956-5-9 633 San Luis Obispo Oak Flat rd Comment
  JEPS26416  Malacothamnus palmeri var. palmeri Mrs. R. P. Davis 1931-4-13 San Luis Obispo Cambria Comment
  RSA128216  Malacothrix clevelandii Clare B. Hardham 1958-5-28 3422 San Luis Obispo Santa Lucia Mountains: Intersection of North Road to Adelaida and Nacimiento Dam Road Comment
  UC584253  Malacothrix coulteri K. Egan 1935-1 501 San Luis Obispo Carrizo Plain Comment
  SBBG110256  Malacothrix floccifera C. B. Hardham 1962-4-17 9012 San Luis Obispo E of Cuesta Grade Comment
  UCD132839  Malacothrix floccifera G. F. Hrusa 1993-5-22 11131 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. 1/2 mile N of Mt. Lowe. 650 Comment
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Nov 6 2015
  CAS-BOT-BC347547  Malacothrix floccifera R. F. Hoover 1952-5-11 8190 San Luis Obispo Navajo Creek district, east side of La Panza Range Comment
  OBI55218  Malacothrix floccifera Greg Frugoli 1997-4-15 59 San Luis Obispo Found along Quail Rd (28SO2A) La Panza Range, Los Padres NF (hwy 58 burn area) 664 Comment
  CAS-BOT-BC347798  Malacothrix glabrata R. F. Hoover 1952-4-10 8104 San Luis Obispo La Panza district, just west of San Juan River Comment
  JEPS34353  Malacothrix incana Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8828 San Luis Obispo n of mouth of Hazard Canyon (at southern end of Morro Bay); Morro Bay 30 Comment
  JEPS81951  Malacothrix incana Rimo Bacigalupi and L. R. Heckard 1963-4-21 8828 San Luis Obispo n mouth of Hazard Canyon (s end of bay just inside coastal dunes); Morro Bay 30 Comment
  JEPS99124  Malacothrix incana E. R. Blakley 1960-7-2 3502 San Luis Obispo beach W of Oso Flaco Lake 6 Comment
  OBI7458  Malacothrix incana David J. Keil, M. G. McLeod, B. Meyer 1976-10-16 11860 San Luis Obispo Montana de Oro State Park Comment
  UCR266178  Malacothrix saxatilis David J. Keil, Margariet Wetherwax, Elizabeth Painter, Jody Olsen, K. Downing, C. Bratt, Lynne D. Althouse 2000-5-16 28699 B San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River) 189 Comment
  OBI76878  Malva arborea D. R. Miller, E. A. Appel 2012-2-19 212 .1013 San Luis Obispo In drainage ditch on inland side of hwy 1 at Cambria Pines Dr, Cambria 30 Comment
  OBI70108  Malva nicaeensis Bernard Miossi 1939-8-21 168 San Luis Obispo 1 mi N of San Luis Obispo, 300 yds from hwy 101 61 Comment
  CDA17886  Malva parviflora A. Griffiths 1987-4-29 s.n. San Luis Obispo Oceano. 0 Comment
  UCR58461  Malva parviflora 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
  OBI66988  Malva pseudolavatera David J. Keil 2000-6-28 28832 -4 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  OBI31775  Malvella leprosa Smeltzer, Turnquist 1982-7-28 209 San Luis Obispo Along the N foot trl in Laguna Lake Park Comment
  OBI82618  Malvella leprosa David J. Keil 2015-8-10 33351 San Luis Obispo Cayucos Abalone Farm, northwest of Cayucos at west end of Villa Creek Road Comment
  OBI12332  Malvella leprosa Robert F. Hoover 1965-9-19 9617 San Luis Obispo Near San Juan River, La Panza Ranch Comment
  UCD116705  Malvella leprosa Ernest C. Twisselmann 1958-8-27 4741 San Luis Obispo San Luis Obispo County: Bitterwater Road at Grant's Lake, eastern part of county. Shandon, CA. 609 Comment
  RSA659107  Marah fabacea Susan Hopkins 1971-4-30 017 San Luis Obispo See Canyon, 3 miles N of Avila Rd junction. 91 Comment
  HSC91548  Marrubium vulgare Susan H. Bicknell, T. P. Worley 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  RSA0035008  Marrubium vulgare W. M. Arbaugh 1968-5-10 176 San Luis Obispo Near Cal Poly, Grand Street. 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
  JEPS54352  Matricaria occidentalis Ernest C. Twisselmann 1967-6-16 13367 San Luis Obispo summit of Palo Prieta Canyon Western San Joaquin Valley, Temblor Range, San Andreas Fault 701 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
  OBI75480  Meconella linearis Jenner Whitt 2003-4-3 8 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  SBBG118046  Medicago arabica K. Foster 1999-3-14 San Luis Obispo vernal pool plot 2, Training Area 10; Camp Roberts Comment
  OBI28283  Medicago polymorpha Rick Frelinger 1982-5-10 61 San Luis Obispo Reservoir Cyn, San Luis Obispo Comment
  OBI56461  Medicago polymorpha David J. Keil, with V. L. Holland 1999-4-27 28262 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  OBI21988  Melica harfordii Robert F. Hoover 1964-6-12 9080 San Luis Obispo Rd from N Fork San Simeon Crk to Rocky Butte Comment
  OBI22001  Melica imperfecta Fred W. Rush Jun-56 41 San Luis Obispo Mt. SLO Comment
  OBI52918  Melica imperfecta Jenny Langford 1993-6-21 s.n. San Luis Obispo Avila Beach, San Luis Bay Estates. Proposed development increment 4 Comment
  UCR123180  Melica imperfecta George K. Helmkamp, E. A. Helmkamp 1998-5-19 3878 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  CAS-BOT-BC281669  Melica imperfecta R. F. Hoover 1964-5-11 8766 San Luis Obispo 2 miles SW of Pozo on road to Arroyo Grande Comment
  RSA129343  Melica imperfecta E. Armstrong 1934-4-1 1145 San Luis Obispo 6 miles W of Pozo. 457 Comment
  CAS-BOT-BC264257  Melica torreyana Lewis S. Rose 1934-3-27 34119 San Luis Obispo San Luis Obispo 91 Comment
  CAS-BOT-BC264269  Melica torreyana Clare B. Hardham 1958-5-13 3293 San Luis Obispo Cerro Alto, Santa Lucia Mountains Comment
  UC1583622  Melica torreyana David Keil with M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20711 San Luis Obispo n San Simeon (along system of ridges and canyons just n of Arroyo de la Cruz) Comment
  OBI69682  Melica torreyana David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1973 San Luis Obispo Cuesta Ridge Botanical Area. Along "Chaparral Rd" near the E end of the Botanical area, below TV antennas Comment
  OBI12795  Melilotus albus Robert F. Hoover 1966-9-16 10030 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI37673  Mentha aquatica Eric Wise 1981-6-11 517 San Luis Obispo Little Morro Crk, Morro Bay Comment
  OBI13660  Mentha arvensis R. R. LaBelle 1967-10-10 28 San Luis Obispo Laguna Lake; N side of lake Comment
  JEPS99341  Mentha suaveolens Clare B. Hardham 1958-9-17 3846 San Luis Obispo Santa Rita Creek Santa Lucia Mountains Comment
  OBI39979  Mentha suaveolens Eric Wise 1984-7-23 2058 San Luis Obispo San Luis Obispo Crk 300 m N of Marsh St bridge Comment
  RSA586575  Mentha suaveolens F. L. Johnson, N. A. McCarty 1993-10-15 ROB- 742 San Luis Obispo Twin Bridges on Boyscout Rd., Camp Roberts Comment
  SBBG96095  Mentzelia laevicaulis D. Keil 1983-9-10 17941 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI27324  Mentzelia micrantha Unknown 1981-5-10 273 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts. Growing near ravine, foot of N facing slope 305 Comment
  SD244746  Mentzelia micrantha David Keil 1987-5-6 20130 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  UC1505638  Mentzelia micrantha Robert T. Clausen and Harold Trapido 1940-6-23 4726 San Luis Obispo Pacific Border Province Comment
  OBI12502  Mentzelia pectinata Robert F. Hoover 1950-4-14 7831 San Luis Obispo N end of Elkhorn Plain Comment
  OBI57075  Mentzelia pectinata G. F. Hrusa 1998-3-28 14182 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. Hills immed to S of Elkhorn Grade Rd. Quad Ballinger Cyn 7.5 850 Comment
  SBBG118429  Mentzelia pectinata M. Wetherwax, E. Painter, T. Leatherman 2001-4-30 CR 473 San Luis Obispo above Nacimiento River, below abandoned rd down from Tower Rd, NW of Twin Bridges; Camp Roberts 280 Comment
  UC52337  Mentzelia pectinata Mrs. R. W. Summers 350 San Luis Obispo Santa Lucia Mts. Comment
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Sep 29 2019
  OBI12500  Mentzelia pectinata Robert F. Hoover 1952-4-1 8068 San Luis Obispo E edge of Carrizo Plain, 8 mi E of Simmler Comment
  UC1224774  Mentzelia pectinata R. F. Hoover 1952-4-8 8096 San Luis Obispo near McKittrick road; West base of Temblor Range Comment
  UC13192  Mentzelia pectinata Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5139 San Luis Obispo 1.6 mi n of direct road from La Panza Creston (upper reaches of Commatti Canyon.); Commatti Canyon 396 Comment
  UCSB39884  Micranthes californica Shaw, J. 1982-4-2 San Luis Obispo 5 miles east of Highway 58 on Pozo Road 457 Comment
  OBI77576  Micropus californicus var. californicus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14400 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CAS-BOT-BC348564  Micropus californicus var. californicus Ernest C. Twisselmann 1954-4-29 1121 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 640 Comment
  UC1872979  Microseris douglasii David Keil with Rhonda Riggins 2003-4-23 30138 San Luis Obispo Caliente Range. Along main ridge NW of Caliente Peak. 1255 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
  CAS-BOT-BC348993  Microseris douglasii subsp. douglasii Alice Eastwood; John Thomas Howell 1936-5-6 2226 San Luis Obispo East of Morro on road to San Luis Obispo Comment
  CAS-BOT-BC349007  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1954-4-20 1100 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Summit, 1/4 mile south of O'Brien Lake 670 Comment
  OBI80795  Microsteris gracilis Kristie Haydu 2015-3-31 5 San Luis Obispo Several individuals located within a deep tire rut within the County right-of-way along Nacimiento Lake Drive Comment
  RSA0036674  Microsteris gracilis LeRoy Gross, Evan Meyer 2014-4-15 6240 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. [From] Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  UCSB12052  Microsteris gracilis Breedlove, Dennis 1962-3-18 San Luis Obispo roadbank; 2.0 miles west of La Panza on main road to Santa Margarita 502 Comment
  UCSB47145  Microsteris gracilis Lawrence, M. 1982-4-23 San Luis Obispo La Cuesta Summit; 2 miles east on East Cuesta Ridge Road; 21 miles north of San Luis Obispo 609 Comment
  UCR248188  Mimulus aurantiacus Scott Love, Natalie Lauren Rossington 2012-2-26 010 San Luis Obispo 1.8 mi north along Stenner Creek Ranch trail 239 Comment
  OBI28333  Mimulus aurantiacus var. aurantiacus Lori Blain 1982-5-20 28 San Luis Obispo Reservoir cyn: along stream parallel to the trl. Found growing in the rocks near the stream app 1/2 mi up the trl Comment
  OBI9504  Mimulus aurantiacus var. aurantiacus Aart C. De Vos 1963-3-31 48 San Luis Obispo Poly Cyn, North slope Comment
  OBI29575  Mimulus aurantiacus var. aurantiacus Melissa Luckow 1981-6-25 690 San Luis Obispo N of San Simeon Beach Comment
  RSA139920  Mimulus aurantiacus var. aurantiacus Clare B. Hardham 1960-4-2 5285 San Luis Obispo Along Santa Rosa Creek Comment
  RSA138298  Mimulus cardinalis Volney Rattan 1881-06 s.n. San Luis Obispo North slope of mountains, north of San Luis Obispo. Comment
  JEPS24669  Mimulus douglasii Clare B. Hardham 1960-4-3 5292 San Luis Obispo Cypress Mt. Santa Lucia Mountains 609 Comment
  RSA435518  Mimulus floribundus Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo. Comment
  SFV16984  Mimulus floribundus J. D. Dilley 1997-5-10 s. n. San Luis Obispo South Coast Ranges La Panza Range. La Panza Campground on Pozo Road, 3 miles east of Pozo Summit. 670 Comment
  JEPS17443  Mimulus fremontii var. fremontii Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-25 5231 San Luis Obispo 5.7 mi e Santa Margarita (Parkhill (north circuit) road) 365 Comment
  OBI32243  Mimulus guttatus David J. Keil, Eric Wise 1981-5-25 14781 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  SBBG107677  Mimulus guttatus C. B. Hardham 1958-9-6 3922 San Luis Obispo Santa Rosa Crk, Cambria Comment
  UCD122678  Mimulus guttatus G. F. Hrusa 1995-5-28 12234 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. SE base of Peak 3. 500 Comment
  HSC20734  Mimulus guttatus W. S. Pierce 1963-6-15 17 San Luis Obispo E of Portola Rd. (N end), Atascadero Comment
  OBI37665  Mimulus guttatus Eric Wise 1982-5-17 1459 San Luis Obispo Spring W of Kerr lake MacMillan rd, 8.6 mi NE of hwy 46 on Whtie Crk Ranch Comment
  OBI64119  Mimulus guttatus David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29324 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  OBI9434  Mimulus guttatus B. A. Smith 1966-5-11 77 San Luis Obispo About 3 mi N on See Cyn rd from Avila Beach Rd Comment
  SBBG7016  Mimulus latidens C. B. Hardham 1957-5-10 1900 San Luis Obispo 1.5 mi W of Templeton, York Mtn Rd Comment
  UC1927753  Mimulus latidens David Keil 1998-5-6 27106 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI66667  Minuartia californica D. R. Miller, Kent Richards 1998-5-15 598 -690 San Luis Obispo Pine Mt Region. along trl on upper Almaden Flats area, Pico Crk drainage 853 Comment
  OBI57308  Minuartia cismontana David J. Keil 1998-6-1 27572 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  CAS-BOT-BC388807  Minuartia douglasii Alice Eastwood 1926-5-4 13814 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC388822  Minuartia douglasii R. F. Hoover 1947-3-29 6800 San Luis Obispo 5 mi. e. of Creston on La Panza road Comment
  OBI19561  Minuartia douglasii Robert F. Hoover 1949-3-30 7740 San Luis Obispo San Simeon Crk Comment
  UC1125777  Minuartia douglasii C. A. Graham 1939-5-2 559 San Luis Obispo 4 mi se Joughin Ranch; Los Padres National Forest, Branch Mt. Quadrangle Comment
  OBI12185  Mirabilis laevis var. crassifolia Robert F. Hoover 1949-5-1 7644 San Luis Obispo Summit of Cottonwood Pass Comment
  SEINET12272521  Monardella crispa E. A. Purer 1933-1 5097 San Luis Obispo NW of Guadalupe Comment
  CAS-BOT-BC220288  Monardella undulata subsp. crispa D. E. Breedlove 1962-8-7 4101 San Luis Obispo Near Oso Flaco Lake. 3 miles north of Guadalupe Comment
  OBI13638  Monardella undulata subsp. crispa Robert F. Hoover 1967-9-15 10868 San Luis Obispo dunes S of Oso Flaco Lake 500 Comment
  CAS-BOT-BC220307  Monardella undulata subsp. undulata R. F. Hoover 1947-7-10 7290 San Luis Obispo North edge of Santa Maria Valley on Guadalupe - Arroyo Grande road 1000 Comment
  OBI58378  Monardella undulata subsp. undulata Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes, stabilized dune bank just S of Jack Lake Comment
  UC771772  Monardella undulata subsp. undulata R. F. Hoover 1946-9-17 6421 San Luis Obispo Oceano Comment
  UCR115123  Monardella undulata subsp. undulata Austin P. Griffiths, M. E. Griffiths 1986-5-15 s.n. San Luis Obispo Central Coast, Guadalupe Dunes, midway along northernmost vegetated ridge Comment
  UC573551  Monardella villosa subsp. obispoensis H. C. Lee 1936-6-1 645 San Luis Obispo 2 mi northeast Musicks; San Luis Obispo National Forest, Nipomo Quadrangle 609 Comment
  RSA184646  Monardella villosa subsp. obispoensis Clare B. Hardham 13067 -B San Luis Obispo Paso Robles, Cambria, Lath-house specimen Comment
  SBBG6456  Monardella villosa var. obispoensis C. B. Hardham 1958-6-21 965 San Luis Obispo Willow Crk, SW of Paso Robles Comment
  OBI26920  Monolepis nuttalliana Dirk Walters 1981-4-18 s.n. San Luis Obispo Ca. 2 mi E of Soda Lake Rd along Cross rd, just S of Soda lake Comment
  OBI66899  Monolopia lanceolata David J. Keil, with Kathleen A. Keil 2001-4-20 29343 San Luis Obispo Shell Creek Road ca. 0.5 mile north of Highway 58 457 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
  UC1069961  Monolopia lanceolata C. M. Belshaw 1936-3-17 1624 San Luis Obispo 2.2 mi se Nipomo; Nipomo Quad. 205 Comment
  UC1069972  Monolopia lanceolata E. Armstrong 1934-4-1 1100 San Luis Obispo Carrizo Plains McKittrick Quad., Carrizo Plains Comment
  UC583307  Monolopia lanceolata Lewis S. Rose 1936-3-18 36066 San Luis Obispo 45 mi w Maricopa; Cuyama Valley 609 Comment
  CAS-BOT-BC349564  Monolopia lanceolata D. E. Breedlove 1962-3-18 1938 San Luis Obispo 17.5 miles west of New Cuyama on State 166 609 Comment
  JEPS31219  Monolopia lanceolata Ernest C. Twisselmann 1962-3-18 6703 San Luis Obispo hills at summit Palo Prieta Canyon; Temblor Range and Western San Joaquin Valley 655 Comment
  OBI45925  Monolopia lanceolata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19245 San Luis Obispo SW flank of Temblor range. T31S, R21E NW corner sect 17 and SW corner of sect 8. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn Rd and N 0.25 mi to gate on unnamed dirt rd 792 Comment
  CAS-BOT-BC257137  Monolopia stricta D. H. Wilken; E. L. Painter 2011-4-20 17942 San Luis Obispo Simmler Rd, 0.7 km NNE of jct with Soda Lake Rd, E side of S arm of Soda Lake, Carrizo Plain Nat Monument 582 Comment
  SBBG120306  Monolopia stricta C. F. Smith 1992-4-10 12302 San Luis Obispo near Soda Lake, on rd to Temblor Range Comment
  UC564114  Monolopia stricta Roxana S. Ferris 1935-3-21 9037 San Luis Obispo Plain--3 mi e Lost Hills (on Paso Robles-Wasco Road) Comment
  OBI78304  Montia fontana David J. Keil, Lynne Dee Oyler 1986-3-1 19068 San Luis Obispo La Panza Mts in American Cyn Comment
  RSA522574  Montia fontana David J. Keil 1986-3-22 19101 San Luis Obispo 2.7 miles SE of jct with Shell Creek Road along Hwy 58. 488 Comment
  SBBG61587  Morella californica R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  OBI46218  Mucronea californica David J. Keil 1982-6-27 16324 San Luis Obispo Hills overlooking Los Osos from the S Comment
  SDSU19554  Mucronea californica Nuri Benet-Pierce, John P Pierce 2010-6-5 303 San Luis Obispo Nipomo-Dunes National Wildlife Refuge 9 Comment
  CAS-BOT-BC109043  Mucronea californica James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-18 6485 San Luis Obispo Nipomo Mesa. North of the Union Oil Refinery and south of the Stauffer Chemical Plant, along California Highway 1. 15 Comment
  JEPS13587  Mucronea californica Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5233 San Luis Obispo Parkhill Road 5.7 mi e Santa Margarita (s-facing slope) 365 Comment
  OBI10896  Mucronea californica Robert F. Hoover 1947-5-24 7203 San Luis Obispo Yaro Crk near its jctn with toro crk Comment
  OBI53636  Mucronea californica Arthur W. Hazebrook 1991-5-7 78 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill; W most stand of Coreopsis gigantea and main Hill area Comment
  RSA487193  Mucronea californica James L. Reveal, Rose Broome, Clare B. Hardham 1987-6-18 6484 San Luis Obispo Nipomo Mesa in Los Berros, on sand dunes north of Dale Ave., 0.1 mile E of Wagon Wheel Way and 0.4 mile W of the Union Oil Summit Pumping Station, about 4 airline miles NW of Nipomo. 122 Comment
  UCD163543  Mucronea perfoliata CNPS Melinda Elster; Sara Taylor 2015-5-12 CARR- 962 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 780 Comment
  CAS-BOT-BC415975  Mucronea perfoliata Alice Eastwood 1902-6-10 s.n. San Luis Obispo near Santa Margarita Comment
  JEPS99339  Mucronea perfoliata Clare B. Hardham 1960-5-21 5848 San Luis Obispo Black Mountain, Highland District Comment
  RSA122747  Mucronea perfoliata W. A. Peterson 1937-5-10 823 San Luis Obispo 2.2 mi. E.S.E of Mouth of Piletas Creek. 549 Comment
  UC1392774  Mucronea perfoliata R. F. Hoover 1969-6-3 11353 San Luis Obispo 3 mi e Santa Margarita; Moreno Canyon Comment
  CAS-BOT-BC101762  Myrica californica Malcom A. Nobs; S. Galen Smith 1949-6-24 864 San Luis Obispo estuary leading into east end of Morro Bay Comment
  OBI64646  Najas marina David J. Keil, with Kathleen A. Keil 2002-7-27 29898 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  JEPS114144  Nassella cernua A. Dilworth, J. Goldzman, M. Petroelje 1998-4-13 San Luis Obispo Camp Roberts. 20 m NNE of intersection of W. Perimeter and Chalk Roads, Training Area Y3, LCTA Plot 52. Comment
  SBBG118032  Nassella cernua A. Dilworth, J. Goldzman,,M. Petroelje 1998-4-13 San Luis Obispo ca. 2 mi NNE of intersection of W Perimeter and Chalk Rock Rds; LCTA Plot 52; Camp Roberts 300 Comment
  CAS-BOT-BC259859  Nassella cernua R. F. Hoover 1947-5-10 7142 San Luis Obispo Lower Cuyama Valley, between Carrizo and Taylor Canyons Comment
  UCD87407  Nassella cernua A. A. Beetle 1946-6-6 4301 San Luis Obispo San Luis Obispo County: 4 miles south of Cholone on road to Simler. Comment
  SBBG97091  Nassella lepida D. A. Young, S. Junak, T. Ayers 1989-4-27 1983 San Luis Obispo near the E end of the Cuesta Botanical area (Chaparral Rd), below TV antennas Comment
  UC1133168  Nassella lepida C. M. Belshaw 1936-3-28 1745 San Luis Obispo 3.3 mi nw Cayucos (Plot 18); Cayucos Quadrangle 76 Comment
  CAS-BOT-BC260004  Nassella lepida John Thomas Howell 1964-6-29 40739 San Luis Obispo Adjacent to the Protestant Cemetary, about 1 mile N of Cambria Comment
  SEINET175956  Nassella pulchra Marcus E. Jones 1882-5-6 3233 San Luis Obispo San Luis Obispo. Comment
  OBI36933  Nasturtium gambelii Eric Wise 1981-6-29 797 San Luis Obispo Celery Lake of Dune Lakes Comment
  CAS-BOT-BC60488  Nasturtium officinale R. F. Hoover 1949-5-7 7660 San Luis Obispo Piedras Blancas Point (just north of). Comment
  OBI37246  Nasturtium officinale Eric Wise 1981-6-27 760 San Luis Obispo Cuyama River, 4.7 mi W of New Cuyama Comment
  CHSC53608  Navarretia atractyloides L. P. Janeway 1988-5-22 2690 San Luis Obispo Ca 5 mi due E of Creston; upper reaches of se'ern-most branches of Huerhuero Cr. In and adjacent to dirt rd. 426 Comment
  RSA769869  Navarretia atractyloides David J. Keil, V. L. Holland 2010-6-15 30895 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. 100 Comment
  UC1124084  Navarretia atractyloides H. C. Lee 1937-5-26 1007 San Luis Obispo 1.5 mi ne Creston; Paso Robles Quad. 350 Comment
  OBI30978  Navarretia atractyloides Julie M. Vanderwier 1978-7-12 84 San Luis Obispo Indian Knob Tar Sands Comment
  UC907809  Navarretia hamata subsp. parviloba Herbert L. Mason 1941-7-1 12467 San Luis Obispo Nipomo Mesa Comment
  RSA642467  Navarretia jaredii Stan C. Spencer 1993-5-17 3517 -21 San Luis Obispo From Creston N ca 2 miles (0.6 m N of Hwy 14) on Creston Rd., E of Rd 5 m. Comment
  OBI65868  Navarretia mellita D. R. Miller 1994-6-10 694 -429 San Luis Obispo Pine Mt. region. Patch at brush edge next to 'Coles' ridge gate; top of the Marmoley's creek drainage. 900 Comment
  CAS-BOT-BC230465  Navarretia mitracarpa R. F. Hoover 1950-6-21 8006 San Luis Obispo Between Rocky Butte and Pine Mountain, Santa Lucia Mountains Comment
  SBBG26258  Navarretia mitracarpa E. C. Twisselmann 1966-5-29 12328 San Luis Obispo hills at the summit of Palo Prieto Cyn 655 Comment
  OBI81267  Navarretia nigelliformis Matt Beyers, J. Dart, D. Groh, J. Pohlman, G. Salas, and K. Weichert 2015-4-9 1084 San Luis Obispo Vicinity of Cholame: Cholame Valley. Southeast of the Highway 46 and Highwy 41 junction; east of Davis Road and a dry gully that +/- parallels the road 414 Comment
  OBI57363  Nemacladus californicus David J. Keil 1998-6-5 27634 San Luis Obispo Caliente Range. 4.8 road miles SE from Soda Lake Rd. on Selby Rd. (35 deg. 07.663' x 119 deg. 51.362'). 884 Comment
  SEINET10464802  Nemacladus capillaris John G. Lemmon 1887-1 Lemmon s.n. San Luis Obispo Comment
  CAS-BOT-BC410997  Nemacladus gracilis Clare B. Hardham 1956-5-12 663 San Luis Obispo Intersection of Shell Creek Road and Cammatta Road Comment
  SBBG109407  Nemacladus ramosissimus C. B. Hardham 1961-4-26 6925 San Luis Obispo Franklin Crk, W of Adelaida Comment
  SD241836  Nemophila menziesii Ellen Dean, T. Starbuck and M. Starbuck 2008-3-25 4626 San Luis Obispo North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  OBI13915  Nemophila menziesii P. J. Justen 1966-4-3 5 San Luis Obispo Lopez Cyn near the 15th or 16 crk crossing Comment
  OBI40939  Nemophila menziesii F. A. Lindholm 1971-4-8 132 San Luis Obispo Near top of hill in area of sedimentary deposits. 6 mi N of Cayucos 518 Comment
  OBI77727  Nemophila menziesii C. Woods 1978-3-1 8 San Luis Obispo Carrizo Plain, 1 mi S of the jctn of hwy 58 and Sim soda lake san diego cr rd Comment
  RSA713429  Nemophila menziesii var. menziesii Daisie Huang 2006-3-19 60319 -3 San Luis Obispo roadside of 58-E, east of 101. Sunny flat, gravelly soil. 492 Comment
  OBI58214  Nemophila pedunculata David J. Keil 1998-4-20 26872 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. Comment
  OBI75499  Nemophila pedunculata Jenner Whitt 2003-4-18 60 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  UC2027186  Nicotiana quadrivalvis Greg Wilvert 2005-6-14 480 San Luis Obispo Southeast Half of the Caliente Range: Quail Spring Road Comment
  OBI4398  Notholithocarpus densiflorus var. densiflorus William Lester 1969-5-25 248 San Luis Obispo Lower end of Coon Creek Comment
  RSA0013790  Nuphar lutea subsp. polysepala Roxana S. Ferris 1929-4-15 8028 San Luis Obispo Between Oceano and Callender. Comment
  UC985679  Nuphar lutea subsp. polysepala Malcolm A. Nobs, S. Galen Smith 1948-9-9 678 San Luis Obispo 4 mi sw of Arroyo Grande Comment
  OBI47311  Oemleria cerasiformis David J. Keil, Melissa Luckow 1982-3-7 15695 San Luis Obispo Between Santa Margarita and Cuesta summit along US 101, at turnout to bicycle path just N of Cuesta Summit Comment
  UC310388  Oemleria cerasiformis Philip A. Munz 1925-3-25 9197 San Luis Obispo Morro Creek Comment
  OBI37367  Oenanthe sarmentosa Eric Wise 1981-6-15 614 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  OBI80411  Oenanthe sarmentosa David J. Keil 1978-8-18 12955 San Luis Obispo Sweet Springs Marsh, Los Osos. 5 Comment
  UCR158428  Oenanthe sarmentosa George K. Helmkamp 2004-6-15 8648 San Luis Obispo Central Coast, East entrace to Oso Flaco Lake 9 Comment
  SJSU3384  Oenothera deltoides subsp. cognata C. W. Sharsmith 1962-4-19 6774 A San Luis Obispo by Shell Cr, San Juan Cr drainage c. 12 mi S of Shandon 414 Comment
  OBI53840  Opuntia phaeacantha Arthur W. Hazebrook 1993-5-23 202 San Luis Obispo Nipomo Dunes Complex, NE portion of Big coreopsis hIll Comment
  CAS-BOT-BC500241  Orobanche robbinsii S. Carlquist 1951-4-22 127 San Luis Obispo Just above beach, 0.5 mi N of Piedras Blancas Comment
  RSA67534  Orthocarpus attenuatus Philip A. Munz 1951-4-13 16313 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  CAS-BOT-BC6994  Orthocarpus brevistyla Robert Francis Hoover 1952-4-19 8119 San Luis Obispo North side of lower Cuyama Valley Comment
  RSA516494  Orthocarpus densiflorus W. L. Jepson 1927-4-26 11973 San Luis Obispo Santa Margarita. 335 Comment
  RSA789213  Orthocarpus purpurascens 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. 610 Comment
  RSA181892  Orthocarpus purpurascens var. latifolius Robert F. Hoover 1948-6-7 7543 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State Highway No. 1. Comment
  OBI51288  Oxalis pilosa Jan Barber 1994-3-21 101 San Luis Obispo San Simeon State Park. N of Washburn campground Comment
  OBI66073  Oxalis pilosa D. R. Miller 1994-3-16 394 -91 San Luis Obispo Pine Mt Region. Along main rd above Egebergs Walnut orchard, San Simeon drainage 600 Comment
  UCD163532  Packera breweri CNPS Melinda Elster; Sara Taylor CARR 858 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 1151 Comment
  CAS-BOT-BC121271  Paeonia californica W. R. Dudley 1905-1-4 s.n. San Luis Obispo Near Wyse, Adelaida Comment
  RSA212030  Paeonia californica E. C. Twisselmann 1969-4-24 15167 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas River 5 miles south of Paso Robles 213 Comment
  RSA523412  Paeonia californica Gordon H. True Jr. 1937-4-25 676 San Luis Obispo West of La Panza 457 Comment
  OBI50120  Panicum capillare Eric Wise 1981-9-17 1144 San Luis Obispo Salinas River at hwy 58 bridge Comment
  OBI66604  Panicum capillare David J. Keil 1996-5-27 s.n. San Luis Obispo S of Creston along hwy 229 Comment
  OBI40732  Papaver californicum David J. Keil, Dirk Walters 1986-5-2 19332 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  OBI11696  Papaver heterophyllum Neil Havlik 1968-4-6 140 San Luis Obispo Below rd Comment
  OBI69509  Papaver somniferum David J. Keil 2008-5-29 30526 San Luis Obispo Prefumo Canyon Road next to Prefumo Canyon Creek, adjacent to walking trail, just east of trailhead parking lot. 35 deg. 15'43.55"N x 120 deg. 42'40.90"W. 61 Comment
  CAS-BOT-BC272343  Pappostipa speciosa Roxana S. Ferris 1935-3-29 9098 San Luis Obispo 7 miles east of Pozo on the Santa Maria-McKittrick Road Comment
  CDA7199  Paraserianthes lophantha G. K. Helmkamp 2003-12-18 8234 San Luis Obispo Central Coast; Arroyo Grande, Courtland Ave. one block S of Grand Ave. Comment
  CAS-BOT-BC413396  Parietaria hespera var. hespera R. F. Hoover 1946-6-16 6173 San Luis Obispo West edge of Carrizo Plain, at top of grade leading from San Juan River Comment
  OBI34378  Pectocarya anisocarpa David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12719 San Luis Obispo 29.5 mi SE of Calif Rte 58 along Soda Lake rd Comment
  SBBG15581  Pectocarya penicillata D. E. Breedlove 1962-3-29 2049 San Luis Obispo 27 mi W of Simmler, La Panza Range 472 Comment
  SEINET13352703  Pectocarya penicillata I. W. Clokey, Clokey, C. B. 1937-1 5829 San Luis Obispo SE corner of San Luis Obispo Co. 800 Comment
  RSA139931  Pectocarya pusilla Clare B. Hardham 1960-4-3 5338 San Luis Obispo Cypress Mt., Santa Lucia Mountains. Comment
  HSC81378  Pedicularis densiflora David J. Keil 1980-3-16 13712 San Luis Obispo Along Park Hill Rd., 0.5 mi. W of junction with Huerhuero Rd. Comment
  CAS-BOT-BC69241  Pellaea andromedifolia Clare B. Hardham 1956-1-1 131 San Luis Obispo V/2 Ranch, West of Templeton Comment
  UCR29939.1  Penstemon centranthifolius J. H. Nishida 1982-6-5 418 San Luis Obispo South Coast Range, American Canyon Campground 537 Comment
  RSA305773  Penstemon centranthifolius James R. Shevock 1972-4-1 1515 San Luis Obispo E slope Poso Grade. 610 Comment
  OBI56745  Pentachaeta alsinoides David J. Keil 1998-4-28 26982 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI62996  Pentachaeta alsinoides D. R. Miller 1994-4-14 494 -200 San Luis Obispo Pine Mt Region. In trl near "Amanda's Rock", Almaden trl, Pico crk drainage 900 Comment
  SBBG7903  Pentachaeta exilis subsp. exilis C. B. Hardham 1957-4-25 1733 San Luis Obispo Cypress Mtn Comment
  CAS-BOT-BC70265  Pentagramma triangularis subsp. triangularis Ira L. Wiggins 1929-4-16 3636 San Luis Obispo Hillside near Old Creek, 6 miles N. of Morro Comment
  CAS-BOT-BC71723  Pentagramma triangularis subsp. triangularis R. F. Hoover 1946-11-24 6566 San Luis Obispo Hill above Ssalinas River opposite Pilitas Creek Comment
  UC1495292  Pentagramma triangularis subsp. triangularis Robert T. Clausen and Harold Trapido 1940-6-24 4728 San Luis Obispo 1 1/2 mi e Avila 60 Comment
  CAS-BOT-BC218415  Perideridia pringlei Clare B. Hardham 1957-5-30 2080 San Luis Obispo Intersection of road to Camp Natoma and Las Tablas Creek, Santa Lucia Mountains Comment
  OBI19660  Peritoma arborea Robert F. Hoover 1948-4-17 7478 San Luis Obispo Commatti Canyon Comment
  SBBG104853  Persicaria maculosa F. L. Johnson, E. A. Young 1993-5-24 ROB 565 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI9165  Petunia parviflora Robert F. Hoover 1969-7-12 11427 San Luis Obispo Salinas River at Paso Robles Comment
  OBI66255  Phacelia brachyloba David J. Keil 1997-4-18 26191 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
  SBBG107050  Phacelia brachyloba C. B. Hardham 1959-6-10 4811 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  OBI13847  Phacelia brachyloba Robert F. Hoover 1947-4-26 7081 San Luis Obispo Parkhill district Comment
  SD148141  Phacelia californica G. K. Helmkamp, E. A. Helmkamp 2001-4-29 6597 San Luis Obispo Irish Hills: Profumo Canyon Road, 2.8 miles west of Los Osos Vallaey Road. 91 Comment
  HSC101857  Phacelia ciliata J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12739 San Luis Obispo Along Soda Lake Road. 611 Comment
  SD245388  Phacelia ciliata David Keil, Rhonda Riggins 2003-4-23 30131 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. 1280 Comment
  SEINET6175661  Phacelia ciliata Ellen Dean, T. Starbuck; M. Starbuck 2008-3-25 4625 San Luis Obispo North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. Meadow with clay openings.; 0 583 Comment
  UCD40566  Phacelia ciliata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1530 San Luis Obispo San Luis Obispo County: Northern edge of California Valley, north of boundary of Carrizo Plain National Monument. Along Soda Lake Road, about 1 road mile south of intersection with Hwy 58. 609 Comment
  UCR122490  Phacelia ciliata George K. Helmkamp, E. A. Helmkamp 2001-5-2 6637 San Luis Obispo La Panza Range, Calif. Hwy 58, 33 miles east of Santa Margarita near San Juan Creek 488 Comment
  UCD120335  Phacelia ciliata E. J. Coke 1930-7-1 s.n. San Luis Obispo San Luis Obispo County: Caresa Plains. Comment
  UCD120350  Phacelia ciliata Clifton F. Smith 1950-3-18 2570 San Luis Obispo San Luis Obispo County: Along Soda Lake Road to Carrizo Plain, about 3 miles off Highway 33 (formerly Highway 399). Comment
  OBI5386  Phacelia distans Robert J. Rodin 1956-5-20 6056 San Luis Obispo S end of Morro Bay Comment
  RSA518636  Phacelia distans Barbara Ertter 1989-5-23 8483 San Luis Obispo Unical Oil Refinery, 4 air miles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area. Comment
  RSA155481  Phacelia distans L. S. Rose 1961-4-15 61044 San Luis Obispo Eight miles southeast of Nacimiento Dam, San Marcos Creek. 335 Comment
  OBI13796  Phacelia douglasii Eben McMillan 1952-4-2 San Luis Obispo Palo Prieto Cyn 5 mi SE Cholame Comment
  OBI13773  Phacelia fremontii Robert F. Hoover 1952-5-24 8211 San Luis Obispo Caliente Mt. Summit ridge W of peak Comment
  CDA11520  Phacelia grisea G. F. Hrusa 1995-5-28 12306 San Luis Obispo Black Butte Research Natural Area; Cuesta Ridge, east trending ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  CDA15442  Phacelia grisea G. F. Hrusa 1993-5-22 11133 A San Luis Obispo South Coast Ranges; Black Butte Research Natural Area.: Los Padres National Forest, Cuesta Ridge East. Comment
  OBI13765  Phacelia grisea Robert F. Hoover 1965-6-17 9429 San Luis Obispo Santa Lucia Range. Ridge NW of Cuesta Pass Comment
  SBBG49061  Phacelia tanacetifolia J. Copeland 1974-3-10 1058 San Luis Obispo Grand View Mesa, Nipomo (Gate's Property) Comment
  OBI13726  Phacelia viscida Russell Gorman 1956-4-6 46 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI22089  Phalaris angusta Robert F. Hoover 1948-5-5 7522 San Luis Obispo Oak Park district Comment
  SBBG21065  Phalaris aquatica E. C. Twisselmann 1964-7-4 9708 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  OBI22090  Phalaris aquatica Robert F. Hoover 1964-6-5 8913 San Luis Obispo Ridge SE of Cuesta Pass Comment
  SBBG124761  Phalaris aquatica C. B. Hardham 1957-11-2 2719 San Luis Obispo near intersection of Hwy 1 and Cayucos Rd Comment
  UCR58339  Phalaris californica 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
  OBI27394  Phalaris paradoxa Thomas Burrows 1980-6-20 82 San Luis Obispo Reservoir Cyn, San Luis Obispo 152 Comment
  OBI20125  Phalaris paradoxa David J. Keil 1979-6-9 s.n. San Luis Obispo San Luis Obispo at W end of San Luis Obispo County Airport runway Comment
  OBI47552  Pholistoma membranaceum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19217 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58. T29S, R17E, NW corner of sect 26 Comment
  CAS-BOT-BC135012  Phoradendron bolleanum Clare B. Hardham 1960-5-1 5958 San Luis Obispo Burnett Peak Comment
  CAS-BOT-BC94990  Phoradendron bolleanum R. C. Wenk 2007-4-8 596 San Luis Obispo Carrizo Plain N.M., Caliente Ridge 1280 Comment
  OBI37969  Phoradendron densum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18671 San Luis Obispo 18.4 mi from Calif rte 1 along San Simeon Crk rd, N of rocky Butte lookout 732 Comment
  JEPS97115  Phoradendron villosum F. L. Johnson and M. D. Proctor 1993-2-19 ROB 116 San Luis Obispo 1 km W of Boyscout Ford (on Boyscout Road); Camp Roberts Comment
  OBI37336  Phyla nodiflora Eric Wise 1983-6-30 1715 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Santa Margarita Lake: Man-made reservoir in Salinas River chnl Comment
  OBI083193  Phyllospadix scouleri David Keil 1993-7-7 24272 San Luis Obispo Cambria. Fiscalini Ranch. Roadside in MOnterey pine forest area. Comment
  RSA384015  Phyllospadix torreyi Vida M. Watkins 1933-10-21 s.n. San Luis Obispo White Point. Comment
  UCSC000405  Pickeringia montana T. M. Hendrix 1937-6-8 206 San Luis Obispo 2 miles W.N.W. of Hi Mt. Pozo 762 Comment
  RSA0039716  Pickeringia montana var. montana LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6505 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
  OBI42949  Pickeringia montana var. montana Jan Johnson, Melissa Boggs 1986-5-11 6 San Luis Obispo Los Padres natl Forest. East Cuesta ridge about 15 mi N of San Luis Obispo on hwy 101 Comment
  OBI70163  Pickeringia montana var. montana Bernard Miossi 1939-8-6 154 San Luis Obispo Along road of Islay Creek in Pecho district, 13 mi from SLO 183 Comment
  OBI7630  Pickeringia montana var. montana Christian Smith 1974-6-1 s.n. San Luis Obispo Along Santa Rita Cyn rd Comment
  CAS-BOT-BC76995  Pilularia americana Clare B. Hardham 1957-5-12 2216 San Luis Obispo Santa Lucia Mountains - Green's Lake Comment
  SD245165  Pilularia americana David Keil, 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 Road. Comment
  OBI7587  Pinus attenuata Robert J. Rodin 1962-5-8 6867 San Luis Obispo On ridge 4 mi SE of Cuesta summit Comment
  OBI8035  Pinus contorta subsp. murrayana Kurt R. Neisess 1975-12-26 s.n. San Luis Obispo Comment
  OBI73364  Pinus coulteri David J. Keil 2010-3-15 30662 -5 San Luis Obispo Upper Prefumo Canyon Road below See-Prefumo Canyon summit Comment
  MACF019459  Pinus muricata Trudy R. Ericson 1975-4-20 292 San Luis Obispo At end of Santa Maria Avenue, near beach, Baywood Park 60 Comment
  RSA3111  Pinus radiata C. B. Wolf 1931-8-15 2314 San Luis Obispo Cambria, 0.25 mile from ocean 46 Comment
  OBI66096  Pinus radiata D. R. Miller 1995-2-18 295 /553 San Luis Obispo Pine Mt Region. E sloep of Pine Mt the Tobacco Crk drainage 792 Comment
  RSA586553  Pinus sabiniana F. L. Johnson, M. D. Proctor 1993-2-19 ROB 0130 San Luis Obispo 1 km SW of Ranch House on Nacimento road. Comment
  OBI82358  Pinus torreyana David J. Keil 2015-11-8 33437 San Luis Obispo Arroyo Grande. La Teena Place, 1.5 miles southeast of intersection with Noyes Road. 75 Comment
  OBI11673  Pittosporum undulatum Jim Heaston 1955-10-6 7 San Luis Obispo Cal Poly SLO Comment
  OBI5289  Pittosporum undulatum Elizabeth Gollub 1973-12-10 48 San Luis Obispo Calif Polytechnic State Univ Campus. W side of Business Admin Bldg Comment
  RSA659435  Plagiobothrys acanthocarpus David J. Keil, Kathleen Keil 1998-4-18 26812 San Luis Obispo Los Padres Nat. Forest. La Panza Mts. 1.6 miles from Hwy 58 on red hill Rd. Comment
  RSA8258  Plagiobothrys canescens I. L. Wiggins 1932-3-21 5811 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  UC1069019  Plagiobothrys canescens H. C. Lee 1937-5-5 876 San Luis Obispo 1.5 mi s Dry Creek Station; Paso Robles 274 Comment
  UC1285287  Plagiobothrys fulvus R. F. Hoover 1952-4-8 8072 San Luis Obispo 1 mi w Pozo Comment
  OBI47430  Plagiobothrys nothofulvus David J. Keil, Art Webster 1984-4-29 18196 San Luis Obispo Cyn bottom of Lopez Wildernest area Comment
  UC1392861  Plagiobothrys shastensis R. F. Hoover 1968-4-6 11003 San Luis Obispo on La Panza road 18 mi e Creston Comment
  RSA0035299  Plagiobothrys tenellus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6370 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
  SBBG15826  Plagiobothrys tenellus D. E. Breedlove 1962-3-29 2039 San Luis Obispo 19.1 mi W of Simmler, La Panza Range 594 Comment
  UC573104  Plagiobothrys trachycarpus Frank W. Peirson 1925-3-25 5669 San Luis Obispo Morro Creek Divide 426 Comment
  RSA165655  Plagiobothrys uncinatus Clare B. Hardham 1960-4-26 6917 San Luis Obispo Franklin Creek, west of Adelaida Comment
  SEINET12336282  Plantago coronopus S. A. Thompson, Rawlins, J. E. 1988-1 5254 San Luis Obispo ca 4 mi N of San Simeon, Pt. Piedras Blancas (S side) 5 Comment
  OBI11665  Plantago elongata Robert F. Hoover 1947-3-30 6851 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  OBI51771  Plantago erecta R. Mike Arens 1994-6-10 101 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden footbridge 244 Comment
  UC57488  Plantago erecta J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  RSA278534  Plantago erecta T. C. Emmel 1965-3-20 24 San Luis Obispo Madona St hills at S end of San Luis Obispo. Extensive range of hills just off US 101 freeway at Madona St exit. Comment
  UCSB49783  Plantago erecta Lain, Maria 1978-3-29 San Luis Obispo Twitchell Reservoir; Highway 166 213 Comment
  UC173635  Plantago lanceolata E. Palmer, M. D. Jun 1876 308 San Luis Obispo Coast Range Comment
  OBI65938  Plantago major Wendy Thackery, Stacey Smith and Paul Corsi 2003-6-10 48 San Luis Obispo Central Coast Comprehensive Wetlands Gis (CCCWGIS). S of Morro Bay on hwy 1. Beyond Gilardi rd on ranch rd N of hwy 1 39 Comment
  SBBG15618  Plantago subnuda M. A. Piehl 1962-5-23 62300 San Luis Obispo Oso Flaco Lake 7 Comment
  UCR32047  Plantago subnuda Julie M. Vanderwier 1980-12-10 s.n. San Luis Obispo Indian Knob Tar Sands. 80 Comment
  JEPS97099  Platanus racemosa D. A. Young and F. L. Johnson 1992-6-17 ROB 57 San Luis Obispo 1 km SW of Ranch House on Nacimiento Road Camp Roberts Comment
  RSA790155  Plectritis ciliosa James R. Shevock, Jack Zaninovich 1983-3-30 10229 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side at Panorama Hills, 22.5 miles northwest from California highway 33/166. 800 Comment
  UC1120051  Plectritis ciliosa subsp. insignis N. K. Carlson 1936-3-29 260 San Luis Obispo .6 mi ne of Havel 358 Comment
  OBI32300  Poa annua David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14448 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  CDA11501  Poa howellii G. F. Hrusa 1995-5-28 12281 San Luis Obispo Black Butte Research Natural Area; Occasional on burn near summit of Pinus attenuata forest immediately to SW of Peak 1 Radio Facility. Perennial. Comment
  CDA11522  Poa howellii G. F. Hrusa 1995-5-28 12314 San Luis Obispo Black Butte Research Natural Area; Common in understory of burned Pinus attenuata forest on E slope of ridge immediately SW of Radio Facility 2 (Peak 1). Annual. Comment
  CAS-BOT-BC246698  Poa howellii Clare B. Hardham 1963-5-6 10079 San Luis Obispo Santa Lucia Mountains. Franklin Creek west of Adelaida Comment
  CAS-BOT-BC246701  Poa howellii Clare B. Hardham 1963-5-6 10079 San Luis Obispo Santa Lucia Mountains. Franklin Creek west of Adelaida Comment
  UC455158  Poa howellii I. J. Condit 1908-4-2 17 San Luis Obispo Cuesta Summit Comment
  CAS-BOT-BC243108  Poa secunda subsp. secunda Ira L. Wiggins 1929-5-23 3736 San Luis Obispo 10 miles E of Shandon Comment
  OBI22156  Poa secunda subsp. secunda Robert F. Hoover 1949-5-1 7647 San Luis Obispo W side of Cottonwood Pass Comment
  OBI37912  Poa secunda subsp. secunda David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18595 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
  UC1132827  Poa secunda subsp. secunda E. Armstrong 1934-4-1 1143 San Luis Obispo 5 mi w Pozo; Pozo Quadrangle Comment
  OBI44867  Pogogyne douglasii David J. Keil 1979-7-1 13126 San Luis Obispo Ridge between Prefumo and See Cyns. About 5 mi from jctn of los Osos Valley Rd and Prefumo Cyn Rd Comment
  UC2013173  Pogogyne douglasii David Keil 1979-7-1 13126 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  OBI59365  Pogogyne serpylloides David J. Keil 2001-5-31 29524 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI10865  Polygonum aviculare subsp. depressum Robert F. Hoover 1965-9-18 9566 San Luis Obispo Santa Margarita Comment
  UCD100141  Polygonum aviculare subsp. depressum Ernest C. Twisselmann 1960-10-12 6016 San Luis Obispo San Luis Obispo County: Summit of Palo Prieta Canyon. 655 Comment
  SEINET10611922  Polypodium californicum Timothy Reeves, Donald J. Pinkava 1974-3-21 Reeves 11863 San Luis Obispo Lopez Canyon. Ca. 8 mi. from Lopez Lake. Comment
  SEINET200153 Image available Polypogon elongatus M. A. Nobs, SG Smith 1949-6-22 819 San Luis Obispo Marshesin sand dunes at Oceano 3 mi S of Pismo Beach Comment
  RSA0042940  Polypogon interruptus LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6542 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
  CAS-BOT-BC233144  Polypogon interruptus Ira L. Wiggins 1929-4-16 3624 San Luis Obispo Beach dunes and stream bank 4 miles N of Moro Comment
  CAS-BOT-BC233249  Polypogon maritimus R. F. Hoover 1950-6-2 7962 San Luis Obispo Stoney Creek (tributary of Huasna R.) Comment
  OBI43273  Polypogon monspeliensis Eric Wise 1981-6-29 814 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI79007  Polypogon monspeliensis David J. Keil 2013-8-22 31929 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  RSA582043  Polypogon monspeliensis F. W. Peirson 1932-7-4 10238 San Luis Obispo Oceano. Comment
  OBI43265  Polypogon monspeliensis Eric Wise 1981-9-2 1078 San Luis Obispo A farm pond 3.1 mi S of Nacimiento Dam on G14 Comment
  OBI43405  Polypogon monspeliensis Eric Wise 1981-6-7 454 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  CAS-BOT-BC237581  Polypogon viridis R. F. Hoover 1964-6-11 9026 San Luis Obispo E end of Los Osos Valley Comment
  OBI22187  Polypogon viridis Robert F. Hoover 1964-6-11 9026 San Luis Obispo E end of Los Osos Valley Comment
  OBI50122  Polypogon viridis Robert F. Hoover 1966-9-16 10031 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI5621  Polypogon viridis Sharon Jochums 1974-4-28 183 San Luis Obispo Area N of Piedras Blancas Point Comment
  OBI55392  Populus fremontii subsp. fremontii David J. Keil, with Kathleen A. Keil 1997-3-8 26074 San Luis Obispo Ca. 1/4 mi. N of Highway 58 along Shell Creek Road. Comment
  OBI74482  Portulaca oleracea Michael Walgren 2010-9-15 188 San Luis Obispo Los Osos residential; 1298 Los Olivos near intersection with Fairchild Way Comment
  JEPS18936  Potamogeton pectinatus Rimo Bacigalupi with Dr. and Mrs Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4329 San Luis Obispo about 5 mi s of Oceano; Oso Flaco Lake Comment
  CAS-BOT-BC453992  Potamogeton pectinatus Ernest C. Twisselmann 1969-10-22 16320 San Luis Obispo Temblor Range and the Western San Joaquin Valley. O'Brien Lake, San Andreas Fault at the summit of Palo Prieta Canyon 655 Comment
  UC454980  Potentilla anserina subsp. pacifica I. J. Condit 1908-10-3 San Luis Obispo near San Luis Obispo; Laguna, near San Luis Obispo Comment
  SBBG118637  Potentilla glandulosa subsp. glandulosa M. Wetherwax, E. Painter 2000-4-20 SLO 108 San Luis Obispo Cerro Romualdo, drainage below water tank; Camp San Luis Obispo 110 Comment
  OBI80332  Primula clevelandii David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  CAS-BOT-BC159840  Prunus cerasifera A. C. Sanders 2011-2-21 38730 San Luis Obispo Central Coast: Cambria, along Burton dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  OBI62173  Prunus cerasifera David J. Keil 2002-7-11 29880 B San Luis Obispo Cambria. Vicinity of Cambria Community Service District grounds on Rodeo Ground Road Comment
  OBI42174  Prunus dulcis Dan Harrington 1984-2-19 24 San Luis Obispo Reservoir Cyn, off hwy 101, 2 mi N of San Luis Obsipo Comment
  RSA123194  Prunus emarginata G. T. Nordstrom 1937-4-29 1150 San Luis Obispo 1.4 miles SW of German Church 351 Comment
  RSA140480  Prunus emarginata Clare B. Hardham 1960-4-16 5437 San Luis Obispo Along Delaganna Creek, Near Las Tablas Creek. Comment
  CAS-BOT-BC163005  Prunus fasciculata var. fasciculata Roxana S. Ferris 1929-4-15 7614 San Luis Obispo Between Gudalupe and Callender Comment
  UC570030  Prunus fasciculata var. punctata H. C. Lee 1936-3-23 533 San Luis Obispo 1 1/2 mi w of Arroyo Grande 76 Comment
  RSA123187  Prunus fasciculata var. punctata H. C. Lee 1936-3-23 533 San Luis Obispo 1.5 miles W of Arroyo Grande. 76 Comment
  OBI28568  Prunus ilicifolia John Jackman and Julie Truesdale, Julie Truesdale 1980-1 50 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  CDA11590  Prunus ilicifolia G. F. Hrusa, D. Ragan 1993-5-21 11078 San Luis Obispo La Panza Range; Canyon of Stony Creek, about 1 mi. below Stony Creek camp. Comment
  OBI10058  Prunus ilicifolia E. Maino 1931-3-31 108 San Luis Obispo Hazard Ranch Comment
  SD72230  Prunus virginiana var. demissa R. S. Woglum 1938-5-15 1715 San Luis Obispo Paso Robles to Cayucos through mountains Comment
  HSC91784  Pseudognaphalium biolettii Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  OBI16424  Pseudognaphalium californicum Russell Gorman 1955-11-23 27 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  CHSC13880  Pseudognaphalium luteoalbum D. B. Joley 1967-4-19 5 San Luis Obispo In a vacant lot, ca. 50 feet S of Cabrillo Hwy. and ca. 1/2 mi. N of turn-off to Arroyo Grande, Nipomo. 60 Comment
  OBI75734  Pseudognaphalium microcephalum George Butterworth 2007-11-14 855 San Luis Obispo Chimineas Ranch. Northwest of Taylor Pond, Fiehler Rocks 680 Comment
  OBI31306  Pseudognaphalium microcephalum Joy Nishida 1982-7-8 503 San Luis Obispo American Cyn. 1 mi S of campground 512 Comment
  OBI80766  Pseudognaphalium ramosissimum David J. Keil 2015-2-21 32690 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. ). Comment
  SBBG100973  Pseudognaphalium stramineum T. L. Secrest 1951-9-15 San Luis Obispo Oceano 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
  OBI76651  Psilocarphus chilensis Meg Perry 2010-4-23 27 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, sect 4 614 Comment
  CDA7615  Pulicaria paludosa T. Chalmers 1959-9-14 San Luis Obispo Carrisa Plains School, Simmler. 0 Comment
  OBI14327  Quercus X alvordiana Jim Heaston 1961-11-12 401 San Luis Obispo La Panza Comment
  SBBG115092  Quercus X jolonensis D. H. Wilken 2001-4-17 15873 San Luis Obispo near jct of General's Rd and San Miguel (San Marcos) Rd, ca. 0.6 km ENE of jct of San Miguel and Oak Flat Rds; Camp Roberts 270 Comment
  OBI28530  Quercus agrifolia var. agrifolia John Jackman and Julie Truesdale, Julie Truesdale 1980-1 163 San Luis Obispo MacGillivary Ranch Comment
  OBI60575  Quercus agrifolia var. agrifolia Lynne Dee Oyler, David J. Keil 1990-5-10 1130 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake south and west across dunes, E to Quercus agrifolia, and W again to coast. East of hIdden Willow Valley Comment
  CDA17735  Quercus berberidifolia Austin Griffiths, Paul. C. Hertel 1981-10-25 s.n. San Luis Obispo Santa Lucia Mountains; About 2 miles along unpaved roadway on S facing crest of East Cuesta Ridge. Comment
  UC1276279  Quercus chrysolepis R. F. Hoover 1957-8-28 8404 San Luis Obispo between Rocky Butte and Pine Mt. (above San Simeon) Comment
  CAS-BOT-BC62301  Quercus chrysolepis William R. Dudley s.n. San Luis Obispo Picho Mountain Comment
  SEINET12029201  Quercus douglasii J. M. Tucker 1947-1 1693 -F San Luis Obispo 0.25mi S of Hwy-466,and 1mi E of Summit of Polonio Pass Comment
  UC1276281  Quercus douglasii R. F. Hoover 1960-12-18 8529 San Luis Obispo above San Simeon (s side Pine Mt.); Pine Mt. Comment
  UC993113  Quercus douglasii J. M. Tucker 1947-10-5 1632 -1640 San Luis Obispo 1 mi e summit of Polonio Pass (ca 0.25 mi s of Highway 466, ca 6 mi e of Cholame) Comment
  CAS-BOT-BC79330  Quercus dumosa Alice Eastwood; John Thomas Howell 1936-5-8 2310 San Luis Obispo La Panza Mts. Comment
  RSA172201  Quercus durata Robert F. Thorne, P. Everett 1963-6-7 32148 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  OBI14285  Quercus durata var. durata Jim Heaston 1961-11-10 409 San Luis Obispo Comment
  OBI53150  Quercus durata var. durata Steven A. Junak, W. S. Davis 1990-5-17 4351 San Luis Obispo Santa Lucia Mtns: near N edge of Cuesta Ridge Botanical aRea, along private dirt road on Ames property at 8770 Tassajera Creek rd, ca 1.8 mi W of hwy 101 and 0.3 mi S of Tassajera Creek rd 494 Comment
  SBBG119175  Quercus john-tuckeri E. Painter, M. Wetherwax 2002-9-4 CR 370 San Luis Obispo near Sulphur Springs Rd, just past intersection with pipeline; Camp Roberts 260 Comment
  CAS-BOT-BC61600  Quercus lobata Ernest C. Twisselmann 1956-8-8 3111 San Luis Obispo Near Ortega Spring, Palo Prieta Canyon 420 Comment
  CAS-BOT-BC248855  Quercus palmeri P. S. Manos 1987-10-20 530 San Luis Obispo Peachy Canyon Rd., 2.5 mi W of Paso Robles 400 Comment
  OBI4314  Quercus wislizeni var. wislizeni William Lester 1969-4-20 179 San Luis Obispo Navajo Crk in Los Padres Natl Forest 610 Comment
  UCSB37297  Quercus wislizeni var. wislizeni Philbrick, Ralph; Emery, Dara; Rodin, Robert 1974-5-29 San Luis Obispo One mile southeast of TV tower, west of Cuesta Summit and Highway 101 Comment
  UCR92512  Rafinesquia californica G. Fred Hrusa 1995-5-28 12297 San Luis Obispo Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1). 600 Comment
  OBI54857  Rafinesquia californica David J. Keil 1997-4-18 26207 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  OBI79364  Rafinesquia californica David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31674 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
  RSA709068  Ranunculus Don Pendleton 1992-3-15 9209 San Luis Obispo East side of Atascadero, adj. to railroad tracks on N-S trending ridge W of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  UC1928107  Ranunculus aquatilis var. capillaceus David Keil 2002-4-4 29783 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 N, 120.6199 W Comment
  OBI10583  Ranunculus aquatilis var. diffusus Robert F. Hoover 1950-6-2 7961 San Luis Obispo Stoney Crk (tributary of Huasna River) Comment
  RSA215991  Ranunculus arvensis Clare B. Hardham 1959-4-23 4431 San Luis Obispo Atascadero. Shale hills, Santa Barbara Road. Comment
  RSA130433  Ranunculus californicus R. W. Summers s.n. San Luis Obispo Base of San Luis Obispo Mountains Comment
  UC454027  Ranunculus californicus L. C. W. 1907-4-13 San Luis Obispo Poly grounds Comment
  UCSB41508  Ranunculus californicus Marsalek, J. 1979-4-8 San Luis Obispo East side of Perfumo Canyon Road, 1 mile north of its junction with Los Osos Valley Road in the city of San Luis Obispo. 152 Comment
  CAS-BOT-BC378574  Ranunculus californicus var. californicus R. F. Hoover 1948-3-4 7424 San Luis Obispo Osos Valley Comment
  SBBG104962  Ranunculus californicus var. californicus F. L. Johnson Proctor 1993-2-19 ROB 133 San Luis Obispo fish and wildlife improvement site; Camp Roberts Comment
  SBBG71848  Ranunculus californicus var. cuneatus R. Hoffmann 1931-1-28 San Luis Obispo sea bluffs, San Simeon Comment
  CDA43178  Raphanus raphanistrum David J. Keil 1998-6-5 27591 San Luis Obispo Hwy 58, just E of Santa Margarita cemetery. 0 Comment
  OBI17624  Raphanus raphanistrum Kamran Alavi 1977-8-19 19 San Luis Obispo 1330 8th St, Baywood Park Comment
  RSA151721  Reseda alba Rimo Bacigalupi 1953-7-24 4320 San Luis Obispo along road from Bromela siding (Southern Pacific railroad) to Oso Flaco Lake. Comment
  RSA43183  Rhamnus californica Robert F. Hoover 1946-10-27 6537 San Luis Obispo Canyon opening S into Cuyama River opposite Pioneer Grave Comment
  UC1071541  Rhamnus californica H. C. Lee 1936-2-28 438 San Luis Obispo Head of Newsome Canyon San Luis Obispo National Forest, Arroyo Grande Quad. 213 Comment
  CAS-BOT-BC55876  Rhamnus crocea David A. Young; S. A. Junak; M. Carroll 1989-3-13 1849 San Luis Obispo Chaparral Rd. below T.V. antennas Comment
  RSA585898  Rhamnus crocea F. L. Johnson, M. D. Proctor 1993-2-20 s.n. San Luis Obispo 1 km NW of Chorro Res. Comment
  CAS-BOT-BC56086  Rhamnus ilicifolia Alice Eastwood 1926-5-4 13858 San Luis Obispo Paso Robles Comment
  UC1121867  Rhamnus ilicifolia E. Armstrong 1934-4-1 1159 San Luis Obispo Syncline Hill La Panza Quad. 548 Comment
  RSA121751  Rhamnus tomentella subsp. tomentella A. D. Gifford 1937-6-4 824 San Luis Obispo 3.1 miles N of Pozo. 503 Comment
  OBI80282  Rhus ovata Coco Dowd, Ryan Payne, Adam Lucero 2014-11-13 1 San Luis Obispo East of the Cal Poly Campus, on the hill above the eastern parking lot that parallels Truckee Rd. Roughly 5m west of the large concrete water storage structure. Comment
  UC615030  Rhus trilobata Beryl O. Schreiber 1934-4-1 1072 San Luis Obispo near Pozo (on road to Santa Margarita) Comment
  RSA122524  Rhus trilobata var. quinata B. Bolt 1936-5-13 707 San Luis Obispo 2 1/2 miles east of Cerro Alto 396 Comment
  SBBG109618  Ribes divaricatum var. pubiflorum C. B. Hardham 1958-3-4 2857 San Luis Obispo Cambria Comment
  CAS-BOT-BC169025  Ribes indecorum R. F. Hoover 1964-3-14 8650 San Luis Obispo Head of Lopez Canyon Comment
  CAS-BOT-BC168653  Ribes malvaceum G. K. Helmkamp 1997-3-8 1457 San Luis Obispo SE of Los Osos, Swift Ranch, starting ca. 2 mi. S of Los Osos Vly Rd on Clark Vly Rd. 106 Comment
  UC11607  Ribes malvaceum Mrs. Blochman 1893-1 San Luis Obispo Comment
  OBI80242  Ribes malvaceum Kristen M. Nelson 2013-2-9 7 San Luis Obispo Seven Sisters Range. South of CA-41 between Atascadero and morro Bay. Along Cerro Alto Peak Trail, ca. 0.5 mile east of Cerro Alto Campground. 365 Comment
  UC1929419 Image available Ribes malvaceum var. malvaceum Steve Boyd 2007-2-17 11715 San Luis Obispo Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  RSA0021748  Ribes menziesii var. hystrix C. M. Belshaw 1936-3-25 1721 San Luis Obispo 1.5 miles S of Los Osos Valley Forks - Clark Valley. 305 Comment
  CAS-BOT-BC144627  Ribes sanguineum var. glutinosum Alice Eastwood 1926-4-28 13644 San Luis Obispo Cambria Comment
  SDSU5964  Ribes sanguineum var. glutinosum D. F Howe 1967-4-7 4330 San Luis Obispo 11.5 miles from Santa Margarita on road to Pozo. 427 Comment
  RSA128752  Ribes sericeum Clare B. Hardham 1959-2-1 4031 San Luis Obispo V2 Ranch, York Mountain, west of Templeton Comment
  CAS-BOT-BC173755  Ribes speciosum R. F. Hoover 1964-5-13 8836 San Luis Obispo Santa Rita Creek west of Templeton Comment
  UC1127612  Ribes speciosum H. C. Lee 1936-2-16 399 San Luis Obispo head Newsom Canyon; Arroyo Grande Quadrangle Comment
  SBBG8715  Rigiopappus leptocladus C. B. Hardham 1957-4-25 1728 San Luis Obispo Cypress Mtn Comment
  SD220048  Rorippa nasturtium-aquaticum Mark A. Elvin, Lynne Dee Althouse 2006-5-25 4919 San Luis Obispo Central Coastal Foothills; above Arroyo Grande, Old Oak Park Road across from 1620. 99 Comment
  SBBG4977  Rosa gymnocarpa C. B. Hardham 1959-5-19 4558 San Luis Obispo headwaters of Las Tablas Crk Comment
  OBI35723  Rosa spithamea var. sonomensis Allison Berry 1984-5-8 170 San Luis Obispo 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CAS-BOT-BC156639  Rubus bifrons Clare B. Hardham 1957-6-17 2237 San Luis Obispo Tassajera Canyon Comment
  OBI9989  Rubus parviflorus R. F. Hoover 1948-5-3 7517 San Luis Obispo See Canyon Comment
  OBI9975  Rubus ursinus Fred Rush unk 78 San Luis Obispo Mt. SLO Comment
  UC454999  Rubus ursinus I. J. Condit 1909-3-9 San Luis Obispo C. P. S. Canyon San Luis Obispo, C. P. S. Canyon Comment
  OBI9982  Rubus velutinus Neil Havlik 1968-3-30 105 San Luis Obispo Upper Coon Crk Comment
  UCSB1588  Rumex acetosella Keator, Glenn 1958-6-10 San Luis Obispo 15 miles north of Morro bay, along highway 1. Comment
  OBI36781  Rumex conglomeratus Eric Wise 1981-6-7 449 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama 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
  OBI36991  Rumex crispus Eric Wise 1981-6-29 830 San Luis Obispo Twin Lake Comment
  OBI36875  Rumex fueginus Eric Wise 1981-9-17 1139 San Luis Obispo Salinas River at hwy 58 Comment
  OBI30681  Rumex pulcher Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob tar Sands Comment
  UCR91808  Rumex pulcher George K. Helmkamp 1996-5-24 1025 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
  CAS-BOT-BC433989  Rumex salicifolius Ernest C. Twisselmann 1955-10-1 2431 San Luis Obispo Southwest end of Morro Bay 0 Comment
  SBBG1741  Rumex transitorius C. B. Hardham 1957-11-7 2737 San Luis Obispo Villa Crk Comment
  CDA21021  Rupertia physodes G. F. Hrusa 1993-5-21 11055 San Luis Obispo Big Falls Creek. W side of creek approx. 3/4 mi. upstream from confluence with Lopez Creek. Comment
  OBI36121  Sagina apetala David J. Keil 1985-3-31 s.n. San Luis Obispo San Luis Obispo Comment
  OBI33077  Sagina decumbens subsp. occidentalis David J. Keil 1983-4-23 16925 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  JEPS116481  Salix Alice Le Duc 1999-6-22 414 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  CAS-BOT-BC103249  Salix bonplandiana W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts. at south end of the mouth R.R. tunnel Comment
  CAS-BOT-BC103264  Salix bonplandiana Ernest C. Twisselmann 1969-4-24 15173 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 213 Comment
  SBBG112387  Salix breweri D. Keil 1999-5-3 28306 San Luis Obispo outskirts of San Luis Obispo, above end of Lizzie Street Comment
  UC1134862  Salix exigua T. M. Hendrix 1937-4-28 131 San Luis Obispo 1 12 mi nw New District School; Pozo Quadrangle Comment
  CAS-BOT-BC103935  Salix exigua Ernest C. Twisselmann 1954-3-23 914 San Luis Obispo Palo Prieta Canyon, 1 1/2 mile south of US466, (old Ortega Spring) 396 Comment
  OBI37110  Salix exigua Eric Wise 1981-6-27 779 San Luis Obispo Cuyama River, Pine Canyon Forest Svc Station Comment
  POM203771  Salix laevigata I. L. Wiggins 1932-3-21 5818 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  UC1134948  Salix laevigata H. C. Lee 1937-3-27 789 San Luis Obispo 1 mi n.e. Paso Robles (Salinas R.); Paso Robles Quad., Salinas R. Comment
  OBI36921  Salix lasiandra Eric Wise 1981-6-11 534 San Luis Obispo Little Morro Crk, Morro Bay Comment
  OBI36900  Salix lasiolepis Eric Wise 1982-5-1 1444 a San Luis Obispo Turri Rd, 1 mi E of So. Bay blvd Comment
  OBI36902  Salix lasiolepis Eric Wise 1982-6-25 1568 San Luis Obispo Pismo State Beach , Oceano campground Comment
  CAS-BOT-BC107124  Salix lasiolepis Ernest C. Twisselmann 1956-2-9 2506 San Luis Obispo Jack Creek near foot of York Mountain, Santa Lucia Range 182 Comment
  CAS-BOT-BC107242  Salix lasiolepis var. bigelovii R. F. Hoover 1967-3-5 10238 San Luis Obispo Lower part of Lopez Canyon Comment
  CAS-BOT-BC128215  Salix lucida W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts., east of pass on road to San Luis Obispo 609 Comment
  UCR29889B  Salix sitchensis David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14333 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  CAS-BOT-BC126477  Salix sitchensis Clare B. Hardham 1957-4-14 1654 San Luis Obispo Headwaters of Old Creek, Santa Rita Rd. Comment
  CDA17374  Salsola australis G. F. Hrusa 2005-9-1 16635 San Luis Obispo Cholame Hills; Bitterwater Rd., S of Blackwell Corner. 579 Comment
  OBI70517  Salsola australis G. F. Hrusa, P. Akers 2003-10-12 16174 San Luis Obispo Cuyama Valley. Hwy 166, +/= 3 mi W of Cottonwood Cyn. Site B093 483 Comment
  CAS-BOT-BC180695  Salsola tragus T. C. Fuller 1965-10-7 14182 San Luis Obispo S. side of Hwy 466 to paso Robles, 0.1 mi. N. of Shandon Comment
  RSA769873  Salsola tragus David J. Keil 1998-10-9 28190 San Luis Obispo Just north of junction of Elkhorn Road and Soda Lake Road, at south end of Carrizo Plain. Comment
  OBI83431  Saltugilia australis David Keil 1998-4-28 26964 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. Comment
  SBBG17487  Salvia carduacea C. B. Hardham 1959-5-6 4397 San Luis Obispo E slopes of Tierra Redonda, Bee Rock, Nacimiento Rd Comment
  RSA670733  Salvia carduacea Paul C. Silva 1947-3-30 1203 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  UCLA70136  Salvia carduacea Mrs. Frank Hatch 1932-4-4 San Luis Obispo Pala Prieta Bitter Valley (e San Luis Obispo County) Comment
  OBI13561  Salvia columbariae Robert F. Hoover 1952-5-11 8192 San Luis Obispo Navajo Crk district, E side of La Panza Range Comment
  OBI23338  Salvia columbariae J. T. Arnold 1965-4-21 82 San Luis Obispo Cal Poly, Poly Cyn Comment
  OBI55632  Salvia columbariae David J. Keil 1989-6-3 21226 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  UCD67189  Salvia columbariae G. F. Hrusa 1995-5-2 12251 San Luis Obispo Black Butte Research Natural Area. Rocky opening at edge of Quercus agrifolia woodland at margin of unburned area; SE base of Peak 3. Uncommon in the RNA. 500 Comment
  UCSB21935  Salvia columbariae Farneman, H. 1967-3-26 San Luis Obispo North shore of Lake Nacimiento; near Bee Rock Campground; access by Interlake and Bee Rock Roads 365 Comment
  OBI72634  Salvia mellifera Wendy Thackery 2002-3-7 29 San Luis Obispo Elfin forest, Los Osos Comment
  RSA175254  Salvia mellifera Robert F. Thorne, P. Everett 1963-4-20 31591 San Luis Obispo ca. 2 miles NW from Cuesta Pass along Cuesta Ridge. Comment
  OBI77022  Salvia sonomensis David A. Young, S. A. Junak & M. Carroll 1989-3-13 1851 San Luis Obispo Along road leading into the Eastern end of the Cuesta Ridge Botanical area Comment
  HSC91550  Salvia spathacea Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 2 Comment
  HSC91552  Salvia spathacea Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro State Park; Manzanita Trail Comment
  OBI31151  Salvia spathacea Julie M. Vanderwier 1978-5-11 29 San Luis Obispo Indian Knob Tars Comment
  RSA0045095  Salvia spathacea LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6404 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
  SBBG34929  Salvia spathacea Mrs. R. W. Summers 1882-3-9 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  RSA0051522  Sambucus glauca W. M. Arbaugh 1968-5-7 199 San Luis Obispo Old Morro Road between Atascadero and Morro Bay. Comment
  OBI19619  Sambucus nigra subsp. caerulea V. R. Meek 1955-5-14 52 San Luis Obispo Poly Canyon, road side near dump Comment
  SBBG112426  Sanicula bipinnata D. Keil, K. Keil 1997-3-8 26076 San Luis Obispo junction of Red Hill Rd and St Hwy 58 Comment
  OBI81015  Sanicula crassicaulis Erick Womack, Meg Faibisch, Lilian Krosse, Sabrina Orro 2015-4-12 2 San Luis Obispo Rinconada Trail (15 ft. down trail) right side. Comment
  OBI8770  Sanicula crassicaulis Robert J. Rodin 1954-4-3 5940 San Luis Obispo E side of Bishops Peak, SLO Comment
  SBBG118028  Sanicula crassicaulis M. Wetherwax, E. Painter with J. Olson. 2002-4-23 SLO 235 San Luis Obispo NW slope of Cerro Romualdo, drainage below water tank; Camp San Luis Obispo 110 Comment
  UC1022505  Sanicula crassicaulis C. Ritchie Bell March 1952 3 X312 San Luis Obispo w of San Luis Obispo (Steiner Creek); Steiner Creek Comment
  OBI55092  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr, Carroll E. Wood Jr 1949-4-24 3274 B San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  UC754986  Sanicula laciniata R. F. Hoover 1947-3-26 6763 San Luis Obispo Oak Park District Comment
  OBI19441  Saponaria officinalis Robert F. Hoover 1966-9-16 10043 San Luis Obispo Salinas River at mouth of Rocky cyn Comment
  UCR161954  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2005-2-14 8921 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns. Huasna Canyon along Huasna Road; 8.5 mi east of its junction with Lopez Road 277 Comment
  RSA714639  Schedonorus arundinaceus Daisie Huang 2006-4-14 6041410 San Luis Obispo Hwy 1 crossing Santa Rosa Creek. Riverbank. 9 Comment
  UCD65891  Schedonorus arundinaceus Ernest C. Twisselmann 1958-8-23 San Luis Obispo Eastern San Luis Obispo Co.: Dorothy Twisselmann Ranch. 665 Comment
  OBI3217  Schinus molle Kathy Thom 1971-5-3 4 San Luis Obispo Stenner Creek 1/2 mi north of Foothill Blvd. and Hwy 1. 91 Comment
  OBI80817  Schoenoplectus acutus David J. Keil 1992-1 22946 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI35214  Schoenoplectus californicus Eric Wise 1982-7-2 1623 San Luis Obispo Lettuce lake. Immed SW of Oso Flaco Lk. Flat land to the E. Dune encroachment to the N and W Comment
  UCSB24653  Schoenoplectus pungens Burns, Pat 1967-4-22 San Luis Obispo Under Pico Creek Bridge; 5.3 miles north of junction State Highway 1 with State Highway 46 on Highway 1 Comment
  CAS-BOT-BC111768  Schoenoplectus pungens var. badius D. E. Breedlove 1962-8-7 4091 San Luis Obispo On the shore of Oso Flaco Lake, 3 miles north of Guadalupe. Comment
  OBI75677  Scirpus microcarpus D. R. Miller 2011-7-15 711 .972 San Luis Obispo From spring at Jim Rhoades property, San Simeon crk drainage 914 Comment
  CAS-BOT-BC238475  Scrophularia atrata R. F. Hoover 1964-6-10 9018 San Luis Obispo Mallagh's Landing, just east of Avila Comment
  OBI51319  Scrophularia californica Jan Barber 1994-4-17 147 San Luis Obispo San Simeon State Park. On SW part of coastal terr N of San Simeon Crk outlet Comment
  OBI80601  Scrophularia californica David J. Keil 1986-5-17 19459 San Luis Obispo Rancho Santa Margarita Comment
  OBI59026  Secale cereale David J. Keil 1998-5-6 27071 San Luis Obispo Atascadero. 0.9 mi S of Santa Rosa Rd overcrossing on E side of US 101 Comment
  OBI80690  Sedum praealtum Ryan Grasell 2015-3-4 1 San Luis Obispo 1/2 into Felsman Loop, Bishop Peak. Normally grown ornamentally. Comment
  CDA16124  Selaginella bigelovii G. F. Hrusa 1999-2-24 14920 San Luis Obispo South Coast Ranges; Reservoir Canyon, lower parts and near parking. 121 Comment
  CAS-BOT-BC69791  Selaginella bigelovii Clare B. Hardham 1957-12-29 2840 San Luis Obispo Black Mountain - Highland District. Comment
  OBI51736  Selaginella bigelovii R. Mike Arens 1994-1-12 05 a San Luis Obispo California Polytechnic State University campus. Found on serpentine soil in Poly canyon near Botanical Garden foot bridge on steep grass covered northwest facing slope (80-100%) with scattered leather oaks, California sagebirsh, yuccas and toyons 152 Comment
  CAS-BOT-BC327408  Senecio astephanus H. Bryan Reed 1940-5-26 s.n. San Luis Obispo Unspecified Comment
  UC1284958  Senecio californicus R. F. Hoover 1947-3-29 6801 San Luis Obispo on La Panza Road 5 mi e Creston Comment
  UC579493  Senecio californicus B. Bolt 1936-3-11 608 San Luis Obispo 2 mi sse of mouth Osos Creek; Cayucos Quad. 45 Comment
  SBBG8746  Senecio californicus C. B. Hardham 1958-3-31 2983 San Luis Obispo Camatta Rd near Camatta Crk Comment
  JEPS31124  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1962-10-10 7917 San Luis Obispo Carrisa Plains School Western San Joaquin Valley, Temblor Range 624 Comment
  SD53380  Senecio flaccidus var. douglasii Darley F. Howe 1962-7-23 3347 San Luis Obispo Nacimiento Lake. Comment
  OBI64960  Senecio vulgaris Greg Wilvert 2005-3-30 63 San Luis Obispo SE Half of the Caliente Range. 100 m W of dead end of Padrones Cyn Rd, near Padrones Spring 863 Comment
  OBI66636  Senecio vulgaris D. R. Miller 1996-3-23 396 -610 San Luis Obispo Pine Mt Region. Along Burma rd below 600 m in the roadway 400 Comment
  UCD92883  Setaria viridis Ernest C. Twisselmann 1963-12-13 9206 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch. 670 Comment
  OBI54987  Sidalcea hickmanii subsp. parishii David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26257 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
  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
  OBI35305  Silene gallica Melody Dickens 1980-4-30 14 BH San Luis Obispo On Black Hill, Morro Bay State Park. Along Black Hill Trl Comment
  UC465688  Silene gallica I. J. Condit 1912-5-21 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC174947  Silene laciniata Alice Eastwood; John Thomas Howell 1938-6-14 5926 San Luis Obispo Prefumo Canyon Comment
  OBI31006  Silene laciniata subsp. laciniata Julie M. Vanderwier 1979-5-19 176 San Luis Obispo Indian Knob Tar Sands Comment
  OBI65919  Silene lemmonii D. R. Miller 1994-5-27 594 -389 San Luis Obispo Pine Mt Region. From "Water Trl" D.R. Miller property, E slope of Pine Mt; Tobacco Crk drainage 200 Comment
  CAS-BOT-BC364851  Silybum marianum John Thomas Howell 1964-6-29 40773 San Luis Obispo Cambria Comment
  CAS-BOT-BC74977  Sinapis arvensis Ernest C. Twisselmann 1953-4-1 236 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame. Comment
  OBI15158  Sinapis arvensis F. A. Lindholm 1970-4-29 40 San Luis Obispo Poly Cyn; just N of San Luis Obispo 91 Comment
  OBI14958  Sisymbrium altissimum Robert F. Hoover 1965-9-19 9622 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI40139  Sisymbrium altissimum David J. Keil 1981-4-25 14575 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  SJSU3344  Sisymbrium irio C. W. Sharsmith 1962-4-20 6814 San Luis Obispo Carrizo Plain c. 10 mi SE of Simmler Comment
  CAS-BOT-BC75460  Sisymbrium orientale Ernest C. Twisselmann 1969-6-22 15643 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch at the head of Choice Valley. 640 Comment
  CAS-BOT-BC75453  Sisymbrium orientale Ernest C. Twisselmann 1956-6-11 2922 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Place, Palo Prieta Canyon. 441 Comment
  UC1296339  Sisyrinchium californicum R. F. Hoover 1947-4-18 6965 San Luis Obispo Piedras Blancas Point 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
  SBBG107602  Solanum douglasii C. B. Hardham 1956-2-24 157 San Luis Obispo Santa Rosa Crk Comment
  OBI8495  Solanum douglasii R. D. McCall 1978-10-28 11 San Luis Obispo Res. Cyn near gate Comment
  RSA585748  Solanum douglasii F. L. Johnson, D. H. McCarty 1993-10-15 ROB- 755 San Luis Obispo Sulphur Spring Road. In middle of Area R. Comment
  JEPS99168  Solanum umbelliferum Clare B. Hardham 1959-5-21 4607 San Luis Obispo Arroyo de la Cruz Santa Lucia Mountains Comment
  UC536845  Solanum umbelliferum M. C. Jones 1934-4-9 San Luis Obispo Atascadero Comment
  UCR252051  Solanum umbelliferum Dan S. Cooper 2013-3-2 313- 80 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  OBI58811  Solanum umbelliferum David J. Keil 1998-6-1 27579 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  RSA122721  Solanum umbelliferum C. A. Graham 1938-4-4 259 San Luis Obispo 0.25 mile NW of Bee Rock 351 Comment
  RSA140208  Solanum umbelliferum Clare B. Hardham 1956-6-3 853 San Luis Obispo Hills west side Tierra Redondo Comment
  OBI9098  Solanum xanti Robert F. Hoover 1958-5-8 8468 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI9101  Solanum xanti Robert F. Hoover 1964-5-13 8830 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI75519  Solanum xanti Jenner Whitt 2003-4-3 24 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 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
  UCR264556  Solidago velutina subsp. californica Mark A. Elvin, Jason Storlie 2014-10-10 7706 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Snakebite' north of '3-Pond Valley,' 650 m from the south boundary of the refuge 18 Comment
  OBI11912  Soliva sessilis Dave Imper 1977-4-7 122 San Luis Obispo Price Cyn Tarsands Project. Located 1 mi SW of State hwy 227 on Price Cyn Rd Comment
  OBI32000  Soliva sessilis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14414 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI70802  Soliva sessilis David J. Keil 2009-8-5 30628 San Luis Obispo Campus of California Polytechnic State University, San Luis Oibispo. Lawn area between Building 53 (Science North) and Building 10 (Ehrhart Agriculture). 35 deg. 18.10'N x 120 deg. 39.63'W 106 Comment
  UC1285242  Soliva sessilis R. F. Hoover 1948-4-25 7491 San Luis Obispo Price Canyon Comment
  OBI66065  Soliva sessilis D. R. Miller 1994-3-17 394 -101 San Luis Obispo Pine Mt region. Along road side at Turkey Bend, above 1st gate, San Simeon crk drainage 600 Comment
  UC454216  Spergula arvensis subsp. arvensis L. C. Watson 1907-5-3 884 San Luis Obispo Cal. Polytechnic School grounds Comment
  CAS-BOT-BC390896  Spergularia marina Ernest C. Twisselmann 1955-6-18 2179 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Pozo Pinole, San Juan Hills 670 Comment
  JEPS114143  Spergularia rubra E. L. Painter, M. Wetherwax, T. Morosco 2001-4-26 CR- 223 San Luis Obispo Camp Roberts. Disturbed road through Training Area O; SW of junction of Tower and C-25 Roads. Comment
  OBI45290  Spergularia rubra David J. Keil 1985-4-6 18535 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SBBG104206  Stachys ajugoides M. D. Proctor, E. A. Young 1993-4-11 ROB 352 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI36863  Stachys ajugoides Eric Wise 1981-9-17 1105 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 plant Comment
  SEINET13947988 Image available Stachys ajugoides C. Epling, Mrs. Epling 1935-1 s.n. San Luis Obispo Morro Bay Comment
  UC1285025  Stachys ajugoides var. ajugoides R. F. Hoover 1965-6-14 9425 San Luis Obispo s Arroyo de la Cruz (near Arroyo del Oso) Comment
  OBI26406  Stachys albens David J. Keil 1980-9-21 14265 San Luis Obispo 3 mi S of Creston along Calif rte 229 along middle branch of Huer Huero Crk Cyn Comment
  SBBG16143  Stachys albens C. B. Hardham, C. Butterworth 1960-6-9 6138 San Luis Obispo Nickoli Lake, S of Creston Comment
  OBI30221  Stachys bullata Melissa Luckow 1982-6-24 880 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd. EIR vouchers Comment
  RSA191890  Stachys bullata Robert F. Thorne, P. C. Everett 1963-6-7 32169 San Luis Obispo Near TV tower ca 6.4 miles NW along Cuesta Ridge Road from Cuesta Pass Freeway. 610 Comment
  UC2013169  Stachys pycnantha David Keil 1979-7-1 13113 San Luis Obispo San Luis Range, lower Prefumo Canyon. Comment
  OBI66952  Stebbinsoseris heterocarpa David J. Keil, with Kathleen A. Keil 2001-4-20 29361 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58. Vicinity of 35.50206 deg. N x 120.07846 deg. W 671 Comment
  CAS-BOT-BC374872  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1956-4-30 2728 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 640 Comment
  RSA0106590  Stebbinsoseris heterocarpa R. C. Wilson 1938-4-8 508 San Luis Obispo 1.5 miles east of Nacimiento Ranch 534 Comment
  SBBG14750  Stellaria nitens E. C. Twisselmann 1962-3-19 6710 San Luis Obispo Choice Valley, 0.25 mi S of Grant lake 563 Comment
  OBI55349  Stellaria pallida David J. Keil 1998-4-20 26867 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. Comment
  OBI49832  Stephanomeria cichoriacea Steven A. Junak 1990-10-11 4440 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Cuesta Ridge: near NW corner of Cuesta Ridge Botanical Area, along W side of main rd (USFS Rd #29S11.3), just W of w boundary of Botanical Area, ca 5.6 mi W of Hwy 101 716 Comment
  OBI7290  Stephanomeria cichoriacea David J. Keil 1976-9-25 11832 San Luis Obispo 1 mi W of Los Osos Valley rd along Prefumo cyn rd Comment
  LA211681  Stephanomeria elata Mark A. Elvin; 2014-9-16 7638 San Luis Obispo SANTA MARIA RIVER VALLEY, Guadalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes; North of Santa Maria River, west of Guadalupe, 3-Pond Valley, near the middle. 17.0 Comment
  OBI79537  Stephanomeria elata David J. Keil 2013-9-6 32034 San Luis Obispo Morro Bay State Park. Northeast of Los Osos Middle School 25 Comment
  CAS-BOT-BC375256  Stephanomeria elata K. L. Chambers 1966-8-30 2474 San Luis Obispo Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay Comment
  OBI79141  Stephanomeria exigua Kyle R. Weichert 2014-9-1 9 San Luis Obispo On the east bank of the Salinas River bed near Templeton, CA 229 Comment
  RSA216811  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-21 10093 San Luis Obispo Price Canyon near Pismo Beach. Comment
  SBBG116895  Stephanomeria exigua subsp. carotifera R. F. Hoover 1969-9-15 11589 San Luis Obispo San Bernardo Crk Comment
  JEPS35344  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-13 9206 San Luis Obispo San Bernardo Creek, both n and s slopes Santa Lucia Range Comment
  OBI56541  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 C San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of Rock Front Ranch, N of Hwy 166. Comment
  OBI77593  Stephanomeria virgata David J. Keil 1986-10-13 19782 San Luis Obispo Sweet Springs area on S shore of Morro Bay 5 Comment
  OBI15397  Stephanomeria virgata subsp. virgata Robert F. Hoover 1957-8-28 8399 San Luis Obispo Between Rocky Butte and Pine Mt Comment
  OBI49960  Stipa lepida J. Burns and J. Souza, J. Souza 1979-5-13 s.n. San Luis Obispo S of the Eucalyptus grove on Cuesta Grade at Sweet Springs pool on the T.J. Ranch Comment
  OBI80145  Stipa miliacea David J. Keil 1985-6-18 18864 San Luis Obispo South Bay Wastewater Treatment Facility. Bayview Heights area. West side of Bayview Heights. Comment
  SBBG110395  Streptanthus albidus subsp. peramoenus C. B. Hardham 1964-6-19 12026 San Luis Obispo San Carpoforo Crk 304 Comment
  UC1063486  Streptanthus albidus subsp. peramoenus C. M. Belshaw 1936-3-25 1726 San Luis Obispo 3.6 mi ene Valencia Peak (Plot 11); Cayucos Quadrangle 396 Comment
  CAS-BOT-BC87176  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1949-5-19 7712 San Luis Obispo San Simeon Creek. Comment
  CAS-BOT-BC87190  Streptanthus glandulosus subsp. glandulosus R. C. Barneby 1954-5-2 11271 San Luis Obispo 14 miles east of Cambria. 441 Comment
  SBBG104854  Stuckenia pectinata M. D. Proctor, E. A. Young 1993-4-17 ROB 461 San Luis Obispo pond NW of Chorro Reservoir; Camp San Luis Obispo Comment
  UCSB38025  Stuckenia pectinata Vivrette, Nancy 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  OBI55301  Stylocline gnaphaloides David J. Keil 1998-4-27 26922 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  UC1070316  Stylocline gnaphaloides T. M. Hendrix 1937-5-10 163 San Luis Obispo 5 1/4 mi wsw El Dorado School; Pozo Quadrangle Comment
  CAS-BOT-BC376052  Stylocline gnaphaloides Roxana S. Ferris 1955-5-23 12803 San Luis Obispo On Creston-La Panza road ca. .5 mi. W of junction of Cammatti Canyon road Comment
  POM97315  Stylomecon heterophylla P. A. Munz 1926-4-8 10171 San Luis Obispo 35 miles east of Paso Robles Comment
  UC1928160  Stylomecon heterophylla David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30504 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  CDA17531  Suaeda californica Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; On bay side of Morro Bay Sandspit, ca. 1/2 way south. 6 Comment
  UCSB36516  Suaeda californica Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo NE shore of bay; N of museum; Morro Bay State Park 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
  UCSB38584  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Soda Lake; 30.4 mi. NW of junction of Westside Hwy. and Soda Lake Rd.; Carrizo Plain Comment
  CAS-BOT-BC237058  Symphoricarpos mollis Alice Eastwood 1926-4-28 13600 San Luis Obispo Cambria Comment
  OBI17006  Symphyotrichum chilense Robert F. Hoover 1965-9-29 9675 San Luis Obispo Tassajera Crk Comment
  UC455790  Symphyotrichum subspicatum I. J. Condit 1907-9-20 San Luis Obispo Canyon back of orchard, C. P. S. [California Polytechnic School] Comment
  SBBG18319  Systenotheca vortriedei C. B. Hardham 1961-5-17 7052 San Luis Obispo 4 mi W of Ocean View Mine, edge of former cypress grove 762 Comment
  OBI64710  Systenotheca vortriedei D. R. Miller 1994-6-10 694 -431 San Luis Obispo Pine Mt Region. On rd into Will hearst property "Coles rd in"; Marmolejo Crk drainage 823 Comment
  RSA140498  Systenotheca vortriedei Clare B. Hardham 1960-6-1 5948 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  RSA755146  Taeniatherum caput-medusae D. R. Miller 2007-6-6 607 .856 San Luis Obispo Grassy field below water (tables?) to WMT2 Cabin (Sandy's), Toan Creek drainage. 701 Comment
Read comments
Sep 30 2014
  OBI83513  Tauschia hartwegii Michael Walgren 2013-2-19 302 San Luis Obispo San Luis Range near the peak of Davis Peak, Montana de Oro State park 493 Comment
  OBI2193  Tetrapteron graciliflorum Eben McMillan 1952-4-2 35 San Luis Obispo Palo Prietas Cyn 5 mi SE of Cholame Comment
  CAS-BOT-BC399678  Thalictrum fendleri Alice Eastwood; John Thomas Howell 1937-5-1 4170 San Luis Obispo Reservoir Canyon near San Luis Obispo Comment
  OBI78454  Thalictrum fendleri David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15937 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk Rd and Fiscalini Ranch Rd on dirt rd leading onto slopes to Cypress Mtn Comment
  OBI42780  Thermopsis californica var. californica David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16028 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts 30 Comment
  CAS-BOT-BC193462  Thinopyrum ponticum Ernest C. Twisselmann 1958-7-14 4546 San Luis Obispo Hills at the summit of Palo Prieta Canyon, experimental pasture on the Dorothy Twisselmann Ranch - Temblor Range and the Western San Joaquin Valley 701 Comment
  CAS-BOT-BC66636  Thysanocarpus curvipes R. F. Hoover 1967-3-5 10246 San Luis Obispo Upper Arroyo Grande. Comment
  OBI79446  Thysanocarpus curvipes David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31724 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 800 Comment
  UC1127053  Thysanocarpus curvipes H. C. Lee 1936-3-14 493 San Luis Obispo 1 mi ese Sycamore Springs; San Luis Obispo National Forest, Arroyo Grande Quad. 76 Comment
  CAS-BOT-BC66623  Thysanocarpus curvipes Ernest C. Twisselmann 1971-4-10 17574 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Goldtree Hills, southwest of Grants Lake. 548 Comment
  OBI14852  Thysanocarpus curvipes Eben McMillan 1952-3-24 23 San Luis Obispo Taylor Cyn, 1/2 mi W of Cholame Comment
  OBI14848  Thysanocarpus laciniatus Robert F. Hoover 1958-3-19 8427 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  UC573171  Thysanocarpus laciniatus H. C. Lee 1937-3-30 795 San Luis Obispo 3/4 mi nw Neals Spring; Paso Robles Quad. 289 Comment
  OBI14850  Thysanocarpus laciniatus Robert F. Hoover 1965-1-31 9329 San Luis Obispo S of San luis Obispo on Johnson Ave extension near jctn with Arroyo Grande rd Comment
  OBI25507  Torilis arvensis David J. Keil 1981-6-22 14931 San Luis Obispo In fl bed on campus of Calif Polytech State Univ next to W end of Science N bldg. This species has persisted at this site for at least 3 yrs. Comment
  UCD67149  Torilis arvensis G. F. Hrusa 1995-5-28 12211 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. At east base of Ridge 2. 500 Comment
  UCR18514  Torilis arvensis O. F. Clarke 1978-7-15 s.n. San Luis Obispo Santa Lucia Range, Cerro Alto Campground on the East Fork of Morro Creek c. 8 mi NE of Morro Bay 366 Comment
  SBBG107250  Torilis nodosa C. B. Hardham 1956-5-22 748 San Luis Obispo Atascadero Rd near Morro Rd [St Hwy 41] Comment
  SBBG1100  Toxicoscordion fremontii K. K. Muller 1956-1-30 741 San Luis Obispo bluff above ocean, S side of Arroyo de la Cruz, just inland from St Hwy 1 Comment
  OBI79307  Toxicoscordion venenosum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31696 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
  CAS-BOT-BC377133  Tragopogon porrifolius Ernest C. Twisselmann 1963-6-7 8382 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carter Place, Choice Valley 640 Comment
  RSA162567  Tragopogon porrifolius E. C. Twisselmann 1963-6-7 8382 San Luis Obispo Carter Place, Choice Valley. Persistent about a residence abandoned in 1943. 640 Comment
  OBI13441  Trichostema lanatum Neil Havlik 1968-5-4 190 San Luis Obispo 1 mi W of Pozo summit on Pozo-La Panza rd Comment
  CAS-BOT-BC220859  Trichostema ovatum R. F. Hoover 1946-10-13 6491 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  UCSC010430  Trifolium Dylan M. Neubauer, Tim Forsell 2016-4-21 625 San Luis Obispo (SCoRO) Rocky Butte Truck Trail, near Almaden Flats, 1.3 air-miles ese Pine Mountain 870 Comment
  OBI12725  Trifolium albopurpureum Eben McMillan 1952-5-2 91 San Luis Obispo Choice Valley, 1 mi S, 8 mi E of Shandon Comment
  SEINET7042514  Trifolium albopurpureum A. G. Vestal 1963-5-24 s.n. San Luis Obispo 6.3 miles northwest of Pozo [Junction] on the Pozo Road. Santa Margarita Lake quadrangle UTM Zone 10, 729701mNE390809mN. Comment
  UC1583602  Trifolium albopurpureum var. albopurpureum David Keil with Lynne Dee Oyler 1986-5-21 19517 San Luis Obispo 3.6 mi s Santa Margarita (Santa Margarita Ranch, along Ranch Rd, in area that was locally the e boundary of the Las Pilitas fire of July 1985); Eastern base of Santa Lucia Mtns Comment
  RSA0042199  Trifolium bifidum var. bifidum LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6446 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
  OBI25025  Trifolium bifidum var. decipiens David J. Keil, Dirk Walters 1980-4-26 13868 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI70800  Trifolium ciliolatum David J. Keil, with V. L. Holland 2009-4-28 30588 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  UC1129988  Trifolium ciliolatum A. D. Gifford 1937-4-17 810 San Luis Obispo 3.1 mi ese Pozo; Pozo quad 487 Comment
  UC1129990  Trifolium ciliolatum H. C. Lee 1937-5-8 897 San Luis Obispo Adeladia Rd Paso Robles quad (130D) 335 Comment
  UCD78284  Trifolium depauperatum Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4629 San Luis Obispo San Luis Obispo County: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  POM278606  Trifolium depauperatum Lyman D. Benson 1937-4-4 8091 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  OBI12649  Trifolium depauperatum var. truncatum Robert F. Hoover 1952-5-10 8167 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) Comment
  OBI32114  Trifolium depauperatum var. truncatum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14401 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  RSA17780  Trifolium depauperatum var. truncatum Carl B. Wolf 1929-4-15 3593 San Luis Obispo 8 miles west of San Luis Obispo on road to Morro Bay 91 Comment
  OBI12692  Trifolium dichotomum Robert F. Hoover 1964-5-11 8772 San Luis Obispo Rd to Hi Mtn from Pozo-Arroyo Grande summit Comment
  RSA164401  Trifolium dichotomum Clare B. Hardham 1961-4-17 6843 San Luis Obispo Pine Mt. north of Cambria. 915 Comment
  UC1285158  Trifolium fucatum R. F. Hoover 1964-5-11 8779 San Luis Obispo rd to Hi Mtn (from Arroyo Grande summit) Comment
  UCSB17690  Trifolium fucatum Hardham, Clare 1961-4-14 San Luis Obispo Headwaters Santa Rose Creek Comment
  RSA139949  Trifolium fucatum var. fucatum Clare B. Hardham 5320 San Luis Obispo Rte. 41, along Santa Rosa Cr. Comment
  UC1130029  Trifolium gracilentum C. A. Graham 1939-4-14 515 San Luis Obispo 1.5 mi n Pine Canyon Guard Station; Branch Mtn quad 533 Comment
  UC1130037  Trifolium gracilentum T. M. Hendrix 1938-4-27 127 San Luis Obispo 2.3 mi ne Navajo; Pozo quad 533 Comment
  UC1130040  Trifolium gracilentum N. H. French 1937-4-3 931 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez quad 792 Comment
  UCSB15852  Trifolium gracilentum Breedlove, Dennis 1962-3-24 San Luis Obispo 4.9 miles northeast of U.S. 466 at Cholame on State 41 near summit of Cottonwood Pass, Diablo Range 548 Comment
  JEPS114110  Trifolium hirtum A. Dilworth, J. Goldzman 1998-4-15 San Luis Obispo Camp San Luis Obispo. Vicinity of CalTrans Building, Training Area N, LCTA Plot 311. Comment
  OBI52732  Trifolium hirtum David J. Keil, V. L. Holland 1991-1 22580 San Luis Obispo San Simeon State Park and vicinity, along San Simeon Crk from beach inland to E boundary of park and on adjoining slopes S to boundary with C.T. Ranch Comment
  UCSB44361  Trifolium incarnatum Brownell, Kathleen 1979-3-3 San Luis Obispo 2.7 miles south of Piedras Blancas on Highway 1 15 Comment
  UCSB17688  Trifolium macraei Hardham, Clare 1961-4-14 San Luis Obispo Protestant Cemetery, Cambria Comment
  OBI42189  Trifolium microcephalum David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19503 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia mt in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  RSA91106  Trifolium obtusiflorum F. W. Peirson 1923-6-26 5210 San Luis Obispo La Cuesta Grade, north of San Luis Obispo. Comment
  UC54838  Trifolium oliganthum Mrs. R. W. Summers 1887-5-30 San Luis Obispo San Luis Obispo Valley Comment
  UC1927710  Trifolium subterraneum David Keil with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29762 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Hwy 1 and Arroyo de la Cruz. Comment
  UC1130124  Trifolium variegatum var. melananthum T. M. Hendrix 1937-4-16 15 San Luis Obispo 4.7 mi se Pozo; Los Padres National Forest, Pozo Quad. 472 Comment
  UCR163641  Trifolium willdenovii George K. Helmkamp, E. A. Helmkamp 2005-3-25 9222 San Luis Obispo Outer South Coast Ranges, upper Lopez Canyon; 2.2 mi north of Hi Mountain Road along Upper Lopez Canyon Road 317 Comment
  OBI73109  Trifolium wormskioldii David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28652 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  RSA349593  Trifolium wormskioldii Ralph Hoffman 1930-4-18 s.n. San Luis Obispo Oceano Comment
  OBI3480  Trifolium wormskioldii R. Martinez 1966-5-14 33 San Luis Obispo 3 mi S of San Luis Obispo along stream bed Comment
  UC672063  Trillium angustipetalum Frank W. Peirson 1925-3-25 5690 San Luis Obispo Pismo Creek 30 Comment
  CAS-BOT-BC520860  Trillium angustipetalum Clare B. Hardham 1956-3-16 199 San Luis Obispo Santa Lucia Mountains: Thomas Ranch. Coon Canyon Comment
  SD264799  Triodanis biflora David Keil, V. L. Holland 2015-5-11 33183 San Luis Obispo Arroyo Grande, 400 Aloma Way. 89 Comment
  OBI35731  Triphysaria eriantha Allison Berry 1984-2-26 33 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obsipo on hwy 1. Near front entrance gate and hwy 1 at base of hill Comment
  JEPS35064  Triphysaria eriantha subsp. eriantha R. F. Hoover 1959-3-31 8485 San Luis Obispo San Luis Obispo