Search Results — 2000 specimen records retrieved (1143 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC35442  Abronia maritima J. D. Ackerman, A. M. Montalvo 1975-6-25 514 San Luis Obispo Baywood Park, S end of Morro Bay, E end of Santa Ysabel Ave. near 16th St. Comment
Read comments
Aug 10 2013
  POM279280  Abronia maritima Doris Woodworth 1937-5-31 s.n. San Luis Obispo Between Pismo Beach and Avila. 3 Comment
  CAS-BOT-BC229571  Abronia maritima Roxana S. Ferris 1929-4-16 7649 San Luis Obispo Toro Creek, coast road N of Morro Bay Comment
  OBI57686  Abronia maritima Austin P. Griffiths 1980-11-18 s.n. San Luis Obispo N of Granda BM 54 USCGS Marker betw Grover City and Oceano Beach Ramps. First of about 3 sites found going north Comment
  OBI12217  Abronia pogonantha Robert F. Hoover 1952-5-6 8154 San Luis Obispo 6 mi E of Creston on La Panza rd Comment
  CDA17558  Abronia umbellata Austin Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes; NE of Little Coreopsis Hill beyond first major dune system. 0 Comment
  OBI12203  Abronia umbellata var. umbellata Jesse Arnold 1964-2-23 18 San Luis Obispo 2 mi W of Los Osos, just S of Morro Bay state Park Comment
  OBI73525  Abronia umbellata var. umbellata David J. Keil 1990-4-26 21398 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  OBI13076  Abutilon theophrasti Hans Wilgenburg 1977-8-11 8 San Luis Obispo Cal Poly campus Comment
  OBI13407  Acacia decurrens Betty Hoover 1962-2-2 20 San Luis Obispo Cultivated Comment
  OBI73546  Acacia longifolia David J. Keil 2010-7-20 30920 San Luis Obispo Along Country Oak Way, east of Arroyo Grande, between Thomas Hill Road and Lopez Drive 100 Comment
  CHSC85706  Acacia neriifolia Austin P. Griffiths 1978-1-31 San Luis Obispo Central Coast. Abandoned homesite at NW corner 21st St. and US Hwy, Oceano. 15 Comment
  UCD83177  Acanthomintha obovata CNPS SSN-SJV Foothill Team 2008-5-8 226 San Luis Obispo San Luis Obispo County; Carrizo Plains. 1284 Comment
  OBI20401  Acer macrophyllum Neil Havlik 1967-5-21 61 San Luis Obispo On the W side of US 101 at Cuesta Summit Comment
  POM262062  Acer macrophyllum I. L. Wiggins 1929-4-16 3667 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  OBI20408  Acer negundo R. A. Hays 1957-11-27 s.n. San Luis Obispo San Luis Obispo Comment
  SBBG83116  Achillea millefolium C. F. Smith 1962-8-7 8046 San Luis Obispo Oso Flaco Lake Comment
  CDA17617  Achillea millefolium Austin Griffiths 1983-6-11 s.n. San Luis Obispo Oceano Dunes. Just W of Livery Stables, Dunes Preserve. Comment
  OBI17143  Achillea millefolium P. J. Justen 1966-5-8 28 San Luis Obispo E side of the Baywood Park Sand Dunes Comment
  UC1125436  Achyrachaena mollis A. D. Gifford 1937-4-19 811 San Luis Obispo 3.1 mi ene Pozo; Pozo Quad. 487 Comment
  UCD103781  Acmispon americanus var. americanus J. Earl Coke 1951-8-1 s.n. San Luis Obispo San Luis Obispo County: Near Templeton. Comment
  OBI13049  Acmispon americanus var. americanus Robert F. Hoover 1969-7-13 11468 San Luis Obispo Salinas river bed at Atascadero Comment
  OBI65707  Acmispon americanus var. americanus D. R. Miller 1994-6-16 694 -460 San Luis Obispo Pine Mt Region. Around house area at Hartmans E slope of Pine Mt; Tobacco Crk drainage 732 Comment
  UCD104091  Acmispon brachycarpus J. M. Tucker 1963-4-11 3677 San Luis Obispo San Luis Obispo County: North side of State Highway 41, 15.1 miles (by road) east of Cambria. Comment
  OBI25600  Acmispon cytisoides David J. Keil 1981-5-16 14708 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI81378  Acmispon glaber Chris Codding, Ari Burton, Karis Russell, Ryan Doan 2015-4-28 10 San Luis Obispo Irish Hills, take Sterling Land and hike into surrounding hills. Sample taken from Northeast-facing slope. Side of hill next to trail. Comment
  OBI53579  Acmispon glaber var. glaber Arthur W. Hazebrook 1991-4-28 50 San Luis Obispo Nipomo dunes Comples, Big Coreopsis Hill Comment
  OBI8241  Acmispon glaber var. glaber Lynne Dee Althouse 1977-4-16 49 San Luis Obispo Wolfe's horse ranch near San Luis High school 137 Comment
  HSC98289  Acmispon heermannii var. orbicularis L. S. Rose 1961-4-14 61042 San Luis Obispo Cambria 91 Comment
  OBI47383  Acmispon heermannii var. orbicularis David J. Keil 1985-3-26 18465 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI51225  Acmispon heermannii var. orbicularis Jan Barber 1994-4-17 153 San Luis Obispo San Simeon State park. E side of footbridge in day-use area Comment
  OBI5543  Acmispon heermannii var. orbicularis Sharon Jochums 1974-3-9 33 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  UCD104274  Acmispon procumbens var. procumbens G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6562 San Luis Obispo San Luis Obispo County: Irish Hills: Clark Valley Rd., 2.8 mi S of Los Osos Valley Rd (E of Los Osos). 91 Comment
  OBI13026  Acmispon strigosus Mrs. R. W. Summers 1892-1 s.n. San Luis Obispo San Luis Mtn at San luis Obispo Comment
  OBI74636  Acmispon strigosus David J. Keil 1987-5-6 20118 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI80735  Acmispon strigosus David J. Keil 2015-2-21 32666 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
  SBBG19548  Acmispon strigosus C. B. Hardham 1957-3-25 1592 San Luis Obispo Cypress Mtn Comment
  SBBG68104  Acmispon strigosus R. Hoffmann 1931-5-30 San Luis Obispo Oceano-Casmalia Comment
  UC1070051  Acourtia microcephala D. Axelrod 1936-6-23 558 San Luis Obispo 2 1/4 mi sw of ne corner of quad San Luis Obispo Quad. 381 Comment
  OBI58675  Adenostoma fasciculatum David J. Keil 1998-3-27 26437 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI75655  Adenostoma fasciculatum Nancy E. Arnold, Robert L. Allen 1981-5-3 266 San Luis Obispo Chaparral area burned on 31 July, 1980. CDF fire no 53-265. 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  OBI23021  Adenostoma fasciculatum Robert J. Rodin 1962-5-8 6859 San Luis Obispo On ridge 4 mi SE of Cuesta Summit on hwy 101 Comment
  SBBG95575  Adenostoma fasciculatum var. fasciculatum J. Eliot 1986-5-21 27 San Luis Obispo Cuesta Ridge, 1 mi W on TV Tower Rd off Hwy 101 Comment
  OBI28522  Adiantum jordanii John Jackman, Julie Truesdale 1980-1 21 San Luis Obispo MacGillivary Ranch, Adelaida, California. Comment
  SBBG107864  Adiantum jordanii C. B. Hardham 1959-4-10 4214 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  UC1583607  Agastache urticifolia David Keil with Lynne Dee Oyler and Rick Oyler 1986-5-17 19469 San Luis Obispo along ranch road 3.6 mi s Santa Margarita (Santa Margarita Ranch, eastern base of Santa Lucia Mountains in area that was locally eastern boundary of Las Pilitas fire); eastern base of Santa Lucia Mountains Comment
  OBI72012  Ageratina adenophora Michael Walgren 2010-2-1 71 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. Inland portion of property on inland side of See Cyn rd. In un-nmaed drainage N of home site 335 Comment
  OBI69286  Ageratina adenophora Oliver Hernandez 2008-7-15 7 San Luis Obispo Mouth of Arroyo Hondo Comment
  UCR14521  Agoseris apargioides George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, Cuesta Summit north of [San Luis Obispo] Morro Bay Comment
  OBI80704  Agoseris grandiflora D. R. Miller 2015-4-22 415 .1121 San Luis Obispo This material is from Buckeye ine area, east slope Pine Mountain. Drainage is into Pico Creek area. 915 Comment
  POM97517  Agoseris grandiflora P. A. Munz 1926-4-9 10197 San Luis Obispo Ascension School, Willow Creek Rd., 15 mi. from Morro. Comment
  SBBG34856  Agoseris grandiflora Mrs. R. W. Summers 1886-4-23 San Luis Obispo valley near coast, San Luis Obispo County Comment
  UC339213  Agoseris grandiflora var. grandiflora unknown 1887-1-1 San Luis Obispo Comment
  SBBG82089  Agoseris heterophylla C. F. Smith 1950-4-30 2724 San Luis Obispo near Carneros Cyn, Temblor Range 1066 Comment
  SEINET7042441  Agoseris heterophylla A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  UC57431  Agoseris heterophylla var. cryptopleura J. H. Barber 1901-4-3 A 19 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC13460  Agoseris retrorsa R. F. Hoover 1949-5-14 7682 San Luis Obispo Rocky Butte district, above San Simeon Comment
  UC1928140  Agrostis densiflora David Keil, Jill Bushakra 2001-6-14 29544 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI59211  Agrostis exarata David J. Keil 2001-6-14 29523 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CAS-BOT-BC127027  Agrostis exarata Clare B. Hardham 1959-6-8 4774 San Luis Obispo Santa Lucia Mountains. Delaganna Creek, north slope of Cypress Mountain. Comment
  CAS-BOT-BC193  Agrostis hooveri Robert Francis Hoover 1948-6-29 7549 San Luis Obispo Summit on road between Arroyo Grande and Huasna district Comment
  SEINET14589960 Image available Agrostis pallens David Keil, Mike Walgren, Lisa Andreano 2012-5-15 31341 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 Co. property, north of Diablo Canyon Nuclear Power Plant 240 Comment
  OBI56476  Agrostis tandilensis David J. Keil 1998-4-27 26920 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  OBI22513  Aira caryophyllea Robert F. Hoover 1964-6-7 8981 San Luis Obispo Lower cyn of San Carpoforo Crk Comment
  CAS-BOT-BC138252  Aira caryophyllea var. caryophyllea John Thomas Howell 1964-6-29 40740 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria. Comment
  OBI6181  Alisma triviale Robert J. Rodin 1956-5-29 6078 San Luis Obispo Crk in Osos Valley which runs into Laguna Lake Comment
  CAS-BOT-BC468915  Allium crispum Benj. Cobb 1907-5-1 n.s. San Luis Obispo Near Paso Robles, in the Coast Ranges Comment
  UC1133808  Allium haematochiton P. L. Johannsen 1936-3-22 739 San Luis Obispo 2 3/4 mi e San Luis Obispo (Plot 14); San Luis Obispo Quadrangle Comment
  POM223695  Allium howellii var. howellii David D. Keck, Jens Clausen 1935-4-10 3158 San Luis Obispo 18 miles south of Soda Lake toward southern end of Carrizo Plain. 610 Comment
  CAS-BOT-BC472749  Allium lacunosum var. micranthum Chester Dudley 1936-4-1 s.n. San Luis Obispo east of Paso Robles Comment
  CAS-BOT-BC476697  Allium unifolium R. F. Hoover 1964-6-13 9086 San Luis Obispo Coast 1 mile south of San Carpoforo Creek Comment
  RSA163858  Allophyllum divaricatum Clare B. Hardham 1962-5-6 10074 San Luis Obispo Santa Lucia Mountains: Franklin creek west of Adelaida. Comment
  CDA11543  Allophyllum gilioides subsp. gilioides G. F. Hrusa, D. Ragan 1995-6-2 12377 San Luis Obispo Black Butte Research Natural Area; Summit area of Ridge 1, approx. 1/2 mile E of (Mt. Lowe) Peak 1 (Radio Facility 2). Comment
  OBI11499  Allophyllum gilioides subsp. violaceum R. F. Hoover 1950-5-6 7875 San Luis Obispo East slope of La Panza Range, in oak woods. Comment
  RSA778557  Ambrosia acanthicarpa David J. Keil, V. L. Holland 1988-9-9 21115 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  UC1927744  Ambrosia artemisiifolia D. R. Miller 2005-8-9 805 -819 San Luis Obispo Goat Camp (John and Marsha Rhoades) San Simeon Creek drainage. 579 Comment
  JEPS16762  Ambrosia chamissonis Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-24 4325 A San Luis Obispo 5 mi s nw of Oso Flaco Lake Oceano; Oso Flaco Lake Comment
  OBI79022  Ambrosia psilostachya David J. Keil 2013-8-19 31881 San Luis Obispo Northeastern quadrant of intersection of Turri Road with South Bay Blvd. 11 Comment
  OBI10232  Amelanchier utahensis Robert F. Hoover 1950-6-5 7980 San Luis Obispo Ridge NW of Cuesta Pass Comment
  SD185108  Ammi majus G. K. Helmkamp, E. A. Helmkamp 1995-6-20 95 2 13 San Luis Obispo Bear Creek Ranch, 6.0 miles southeast of Los Osos on Clark Valley Road. 399 Comment
  UCR252048  Amsinckia eastwoodiae Dan S. Cooper 2013-4-2 413- 82 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  RSA0089686  Amsinckia intermedia Doris K. Kildale 1929-4-13 7123 San Luis Obispo Salinas River, 5 miles N of Paso Robles. Comment
  OBI56453  Amsinckia menziesii David J. Keil 1999-5-13 28336 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  SBBG15539  Amsinckia spectabilis M. A. Piehl 1963-4-21 6390 San Luis Obispo near Lion Rock, S of Los Osos 9 Comment
  RSA79999  Amsinckia spectabilis F. W. Peirson 1925-3-25 5678 San Luis Obispo Morro. Comment
  OBI24074  Amsinckia spectabilis var. microcarpa Janice M. Toyoshima 1979-4-22 A 1 -22 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  SBBG133044  Amsinckia tessellata var. tessellata D. Keil, L. D. Althouse 2010-3-22 30666 San Luis Obispo N of Hwy 58 off Bitterwater Rd, Sect 8 Comment
  OBI65049  Amsinckia vernicosa Greg Wilvert 2005-4-16 253 San Luis Obispo SE Half of the Caliente Range. 1.9 km NW of Quail Spring Reservoir 1014 Comment
  UC1315062  Amsinckia vernicosa var. vernicosa R. F. Hoover 1967-3-27 10285 San Luis Obispo Chalk Mountain, (Cuyama White Hills) Chalk Mountain Comment
  UC1953165  Amsinckia vernicosa var. vernicosa David Keil with C. N. P. S. Rare Plant Workshop participants 2010-3-25 30671 San Luis Obispo Chimineas Ranch, ca. 1 mile south of main ranch. Comment
  SBBG112454  Ancistrocarphus filagineus D. Keil 1998-4-30 27021 San Luis Obispo Caliente Range, ca. 6.5 mi from Soda Lake Rd on Selby Rd 1271 Comment
  SBBG112584  Anemopsis californica C. B. Hardham 1956-5-1 659 San Luis Obispo near Geneseo School, banks of Huerhuero River Comment
  OBI65040  Anisocoma acaulis Greg Wilvert 2005-4-14 232 San Luis Obispo SE Half of the Caliente Range. 1.7 km SSW of Padrones Spring Comment
  UCR131088  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 1999-5-22 4916 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI72448  Anthemis cotula M. Wetherwax & E. L. Painter, E. L. Painter 2000-6-13 SLO- 150 San Luis Obispo Camp San Luis Obispo. Between N base of the first ridge W of Cerro Romualdo and 'lily crk' just N of Eucalyptus stand, in former homesite. UTMs (NAD27): zone 10, 704900E, 3910500N 100 Comment
  RSA585716  Anthemis cotula F. L. Johnson, E. A. Young 1993-5-26 0619 San Luis Obispo Near cattle pens Comment
  UCSB70425  Anthemis cotula Noi, C.; H., B. 1989-5-12 San Luis Obispo On Kirschner property Comment
  SBBG107251  Anthriscus caucalis C. B. Hardham 1956-4-19 464 San Luis Obispo Kiler Cyn, W of Paso Robles Comment
  RSA371509  Antirrhinum kelloggii David M. Thompson 1983-5-25 319 San Luis Obispo 4 mi up Branch Creek Road (USFS Road #30S02) from entrance to Rock Front Ranch on Hwy 166 (Rock Front Ranch is 10 miles E of Tepusquet Road junction). 427 Comment
  SBBG99017  Antirrhinum ovatum C. F. Smith 1991-6-25 12215 San Luis Obispo crest of range along rd between Cuyama Valley and Carrizo Plain, W part of Caliente Mtn ridge 1371 Comment
  CAS-BOT-BC237886  Antirrhinum ovatum R. F. Hoover 1949-6-4 7745 San Luis Obispo 5 mi s. of junction Bitterwater Creek road and Cholame-Simmler road Comment
  CAS-BOT-BC237894  Antirrhinum ovatum Eben McMillan 1949-1-1 s.n. San Luis Obispo North end of Carrizo Plain Comment
  CAS-BOT-BC237898  Antirrhinum ovatum Robert W. Storer 1949-5-26 453 San Luis Obispo 11 miles north and 4 miles west of Simmler Comment
  SBBG105014  Antirrhinum ovatum J. Sainz 1991-6-25 San Luis Obispo Caliente Range, at summit of rd between Cuyama Valley and Carrizo Plain Comment
  POM98138  Aphanes occidentalis Philip A. Munz 1925-3-24 9218 San Luis Obispo Atascadero Creek. 457 Comment
  SBBG120100  Apiastrum angustifolium E. Painter, M. Wetherwax with J. Wetherwax 2001-4-19 CR 219 San Luis Obispo small ravine dropping down to Nacimiento River; Camp Roberts 230 Comment
  UCD163517  Apiastrum angustifolium CNPS Melinda Elster; Sara Taylor 2015-4-27 CARR 617 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 728 Comment
  OBI31953  Apium graveolens David J. Keil 1982-6-26 16221 San Luis Obispo Vicinity of Arroyo de la Cruz N of san Simeon. N of the Arroyo Comment
  OBI26717  Aquilegia eximia Jerry Copeland 1973-9-8 1027 San Luis Obispo Along side Morro Crk bed, 7 mi E of jctn of hwy 1 and 41 Comment
  CAS-BOT-BC171639  Aralia californica R. F. Hoover 1965-9-7 9535 San Luis Obispo Santa Rita Creek west of Templeton, Santa Lucia Mountains Comment
  OBI58629  Araujia sericifera Erik Frenzel 2001-3-18 69 San Luis Obispo Coastal valley N of Cayucos and N of Whale rock Reservoir, ca 6 mi up Cottontail crk rd from intersection with Old Crk Rd Comment
  CDA11550  Arbutus menziesii G. F. Hrusa 1993-5-22 11095 San Luis Obispo Black Butte Research Natural Area, Cuesta Ridge east. Near Entrance 1 approx. 1/2 m. N of Mt. Lowe. Comment
  OBI71453  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28230 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  UCD51102  Arctostaphylos glandulosa Roman Gankin; W. R. Hildreth 1967-10-12 1139 San Luis Obispo In decomposed granitic soil; 0.4 mile southeast of Pozo summit. Comment
  UCD51104  Arctostaphylos glandulosa Roman Gankin; W. R. Hildreth 1967-10-12 1135 San Luis Obispo 0.4 mile southeast of Pozo summit in decomposed granite soil. Comment
  SEINET11989150  Arctostaphylos glandulosa f. cushingiana R. Gankin, Hildreth, W. R. 1967-1 1139 San Luis Obispo 0.4 mi SE of Pozo summit Comment
  JEPS98820  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8605 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  OBI14710  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1957-8-28 8395 San Luis Obispo Rocky Butte Fire Lookout Comment
  CAS-BOT-BC23088  Arctostaphylos glandulosa subsp. glandulosa Clare B. Hardham 1956-2-26 179 San Luis Obispo Santa Lucia Mountains, Cerro Alta Comment
  RSA799173  Arctostaphylos glandulosa subsp. mollis George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast: Just north of Montana de Oro State Park. 30 Comment
  SDSU1496  Arctostaphylos glandulosa subsp. mollis D. F. Howe 1966-5-22 4325 San Luis Obispo La Panza Range. 762 Comment
  UCD51251  Arctostaphylos glauca Roman Gankin 1958-2-6 279 San Luis Obispo Santa Margarita--Creston Road; 1 mile west of junction of this road with road to McKittrick via Wells Corner, 9 miles west of Creston. Comment
  CAS-BOT-BC39212  Arctostaphylos glauca R. F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  CAS-BOT-BC39224  Arctostaphylos glauca Alice Eastwood 1928-5-19 15138 San Luis Obispo Along the old road to Pozo Comment
  OBI14719  Arctostaphylos glauca Robert F. Hoover 1946-8-17 6298 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  RSA201540  Arctostaphylos glauca Robert F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi. above County Park. Comment
  RSA43173  Arctostaphylos glauca Robert F. Hoover 1947-1-4 6583 San Luis Obispo Uper Arroyo Grande 6 mi. above County Park. Comment
  OBI14649  Arctostaphylos luciana Robert F. Hoover 1964-1-11 8620 San Luis Obispo Ridge W of bend of Lopez Canyon Comment
  SBBG109402  Arctostaphylos luciana C. B. Hardham 1962-4-17 9007 San Luis Obispo E of Cuesta Grade Comment
  UCR103805  Arctostaphylos luciana George K. Helmkamp 1997-3-8 1445 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  OBI14653  Arctostaphylos luciana Robert F. Hoover 1964-2-2 8629 San Luis Obispo Cuesta Pass, on bank above west side of hwy exactly at summit Comment
  POM3290  Arctostaphylos luciana L. R. Abrams 1913-7-20 5041 San Luis Obispo Cuesta Grade Comment
  SEINET11989060  Arctostaphylos luciana R. Gankin, Hildreth, W. R. 1967-1 1183 San Luis Obispo ca 1 mi E of Cuesta Pass on ridge road Comment
  CAS-BOT-BC40116  Arctostaphylos morroensis Ernest C. Twisselmann 1959-5-23 5272 San Luis Obispo Pecho Hills, just north of the mouth of Hazard Canyon 38 Comment
  OBI14626  Arctostaphylos morroensis Robert J. Rodin 1969-1 San Luis Obispo Comment
  OBI39758  Arctostaphylos morroensis David J. Keil 1985-1 San Luis Obispo Comment
  RSA535260  Arctostaphylos obispoensis D. A. Young, S. A. Junak, M. Carroll 1989-3-13 1845 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve. Comment
  UC1309677  Arctostaphylos obispoensis G. T. Nordstrom 1937-5-23 1273 San Luis Obispo 1.7 mi se Josephine School; Adelaida Quadrangle 487 Comment
  CAS-BOT-BC39826  Arctostaphylos obispoensis R. F. Hoover 1947-1-18 6596 San Luis Obispo Steiner Creek Comment
  CAS-BOT-BC39849  Arctostaphylos obispoensis Clare B. Hardham 1956-1-16 66 San Luis Obispo Santa Lucia Mountains - Klau Mine, rocky south-facing slope Comment
  CAS-BOT-BC39863  Arctostaphylos obispoensis W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mountains - east of pass on road to San Luis Obispo. Comment
  RSA43156  Arctostaphylos obispoensis Robert F. Hoover 1947-1-18 6596 San Luis Obispo Steiner Creek Comment
  UCD52915  Arctostaphylos obispoensis A. E. Wieslander 1935-2-18 8095 San Luis Obispo Burnett Camp, San Simeon. 152 Comment
  UCD52919  Arctostaphylos obispoensis Roman Gankin 1958-2-6 278 San Luis Obispo A quarter mile northeast of Cuesta Pass, off of old section of U.S. Highway 101. Comment
  OBI57748  Arctostaphylos osoensis David J. Keil 1998-6-12 27812 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  OBI71833  Arctostaphylos osoensis Michael Walgren 2006-1-15 34 San Luis Obispo Morro Bay state park on Park ridge on unnnamed peak at park boundary with private property leading to Hollister peak; vicinity ofN35 20.475 W 12047.839 Comment
  RSA633465  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27625 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  HSC91721  Arctostaphylos pechoensis Susan H. Bicknell 1989-8-8 San Luis Obispo Montano de Oro State Park Comment
  OBI66776  Arctostaphylos pechoensis Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve. First overlook, 1.8 mi in from road Comment
  UCD53551  Arctostaphylos pechoensis Roman Gankin 1966-2-17 669 San Luis Obispo A few yards west of U.S. Highway 101 on Cuesta Pass summit. Comment
  UCR58380  Arctostaphylos pechoensis Walter Knight, I. Knight 1980-6-14 3750 San Luis Obispo Original from Wild Cherry Canyon (Now in Tilden Regional Park Botanic Garden) Comment
  OBI5377  Arctostaphylos pechoensis Robert J. Rodin 1960-4-9 6498 San Luis Obispo On Pecho Ranch on coast 4 mi S of Morro Bay Comment
  SEINET11987187  Arctostaphylos pechoensis W. Knight, Knight, I. 1981-1 3926 San Luis Obispo Tilden Botanic Garden, Berkeley, orig. from Wild Cherry Canyon Comment
  UC549671  Arctostaphylos pechoensis J. E. Adams 1935-2-24 996 San Luis Obispo ridge sw head of Davis Canyon; Pecho Hills Comment
  UCD53544  Arctostaphylos pechoensis Roman Gankin 1965-3-31 467 San Luis Obispo Ca. 1/2 mile east of road; summit See Canyon. Comment
  SBBG116219  Arctostaphylos pilosula D. Wilken, E. Painter, N. Havlik 2002-12-7 15966 San Luis Obispo near summit of Indian Knob 200 Comment
  UCD53666  Arctostaphylos pilosula Robert E. Preston 1999-2-19 1201 San Luis Obispo Atascadero; ca 0.3 mile SW of jct. Atascadero Rd. and San Diego Rd. 298 Comment
  CAS-BOT-BC44383  Arctostaphylos pilosula Walter Knight; Irja Knight; Elizabeth McClintock; Jacob Sigg 1981-2-25 4168 San Luis Obispo From Strybing Arboretum, Golden Gate Park, San Francisco, collection #63-15 via Univ. of Calif. botanic garden, Comment
  OBI57752  Arctostaphylos pilosula David J. Keil, with Kathleen A. Keil 1998-5-26 27452 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  RSA141853  Arctostaphylos pilosula subsp. pilosula Clare B. Hardham 1957-5-6 1830 San Luis Obispo Santa Lucia Mountains: about 3/4 mile SE of Atascadero Lake Comment
  RSA122506  Arctostaphylos pilosula subsp. pilosula H. C. Lee 1936-4-29 580 San Luis Obispo 1 1/2 miles NW of Tar Springs Ranch. 335 Comment
  RSA142448  Arctostaphylos pilosula subsp. pilosula Clare B. Hardham 1961-5-19 7123 San Luis Obispo headwaters of La Tablas Creek, 7X Ranch, Santa Lucia Mountains Comment
  UCD53812  Arctostaphylos rudis Roman Gankin; Lalit Srivastara and Chas. Lamoureux 1958-2-5 275 San Luis Obispo Off of road 1/4 mile from jct. of Nipomo-Guadalupe road and from garbage dump. Comment
  CAS-BOT-BC47284  Arctostaphylos tomentosa R. F. Hoover 1950-1-15 7763 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of), on n. slope. Comment
  OBI14508  Arctostaphylos tomentosa Robert F. Hoover 1963-7-30 8589 San Luis Obispo NE side of Los Osos Valley, Comment
  UCD51085  Arctostaphylos tomentosa Roman Gankin; W. R. Russell 1962-2-22 338 San Luis Obispo 1/2 mile east of State Highway 1, 9.4 miles north of entrance to Hearst State Historical Monument, Arroyo de la Cruz, north San Luis Obispo County, California. Comment
  UCD51097  Arctostaphylos tomentosa Roman Gankin; W. R. Hildreth 1967-10-11 1114 San Luis Obispo Ridge north of Arroyo de los Chinos, 1/4 mile east of State Route 1, ca. 9 miles north of San Simeon, San Luis Obispo County, CA. Comment
  RSA381152  Arctostaphylos tomentosa subsp. rosei Roman Gankin, W. Richard Hildreth 1967-11-13 1188 San Luis Obispo Ca. 1 mile east of Cuesta Pass on ridge road Comment
  SEINET11987188  Arctostaphylos wellsii W. Knight, Knight, I. 1981-1 3925 San Luis Obispo Tilden Botanic Garden, Berkeley, orig. from near Edna Comment
  UC455081 Image available Arctotis venusta I. J. Condit 1911-8-17 San Luis Obispo Cal Poly San Luis Obispo Garden Comment
  SEINET10868569  Aristida adscensionis Marcus E. Jones 1882-5-9 Jones 3245 San Luis Obispo Comment
  CAS-BOT-BC179715  Aristocapsa insignis Clare B. Hardham 1957-6-22 2281 San Luis Obispo Black Mountain, High land District Comment
  JEPS57847  Artemisia biennis Ernest C. Twisselmann 1968-10-21 15046 San Luis Obispo just below the bridge Highway 46; Salinas River, Paso Robles 181 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
  OBI31590  Asclepias eriocarpa Joy Nishida 1982-5-22 378 San Luis Obispo American Cyn campground 536 Comment
  UCR109655  Asclepias eriocarpa R. D. Goeden, Don W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Lucia Range, Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos 300 Comment
  OBI20519  Asclepias vestita Robert F. Hoover 1950-5-6 7887 San Luis Obispo La Panza District Comment
  CAS-BOT-BC65818  Aspidotis californica Mrs. R. W. Summers s.n. San Luis Obispo San Luis Obispo Mt. Comment
  CAS-BOT-BC477885  Asteraceae J. Zaninovich 1980-5-4 955 -80 San Luis Obispo Junction of Highway 46 & 41. Occasional in grassy field. 609 Comment
  OBI51808  Astragalus curtipes Gary Westbrook March1994 19 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  RSA15718  Astragalus didymocarpus Carl B. Wolf 1929-4-13 3464 San Luis Obispo North base of Cuesta Grade. 427 Comment
  UC1128770  Astragalus didymocarpus var. milesianus C. M. Belshaw 1936-3-21 1674 San Luis Obispo 1.4 mi n Porter Ranch; Nipomo Quad., n of Porter Ranch Comment
  CAS-BOT-BC182639  Astragalus didymocarpus var. obispoensis Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC182899  Astragalus douglasii Ira L. Wiggins 1929-5-23 3739 San Luis Obispo 10 miles east of Shandon Comment
  JEPS99247  Astragalus douglasii Clare B. Hardham 1959-5-20 4573 San Luis Obispo Sierra Redondo Santa Lucia Mountains Comment
  POM262049  Astragalus gambelianus I. L. Wiggins 1929-4-13 3424 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  CAS-BOT-BC178237  Astragalus gambelianus Roxana S. Ferris 1929-4-13 7514 San Luis Obispo Foot of Cuesta Grade, northern side. Comment
  RSA60144  Astragalus gambelianus Lois E. James 1946-4-17 1744 San Luis Obispo By U.S. 101, 2.8 mi. N.E. of San Luis Obispo. Comment
  SD48966  Astragalus gambelianus Louis E. James 1946-4-17 1745 San Luis Obispo Serpentine Hills, 2.8 miles northeast of San Luis Obispo. Comment
  RSA0020355  Astragalus lentiginosus var. nigricalycis Greg Wilvert 2005-5-1 370 San Luis Obispo Southeast half of the Caliente Range. 0.75 km S of Soda Lake Rd. along Pipeline Rd. 849 Comment
  UC774481  Astragalus nuttallii var. nuttallii Carl B. Wolf 1941-7-11 10985 San Luis Obispo along coast about 1 mi n Cambria (w coastal bluffs); n of Cambria 15 Comment
  JEPS54803  Astragalus pomonensis W. L. Jepson 1920-4-7 8443 San Luis Obispo Pizmo Comment
  UCD105452  Astragalus trichopodus var. trichopodus G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5408 San Luis Obispo San Luis Obispo County: Central Coast: Road crest between See Cyn. Rd. and Prefumo Cyn Rd. (SW of San Luis Obispo). 320 Comment
  CAS-BOT-BC66139  Athyrium filix-femina var. cyclosorum R. F. Hoover 1947-7-26 7327 San Luis Obispo Near Piedras Blancas Point (just north of) Comment
  CAS-BOT-BC170570  Atriplex Ira L. Wiggins 1929-4-16 3622 San Luis Obispo Beach dunes 4 miles north of Moro. Comment
  CAS-BOT-BC170226  Atriplex canescens subsp. linearis R. F. Hoover 1966-10-7 10126 San Luis Obispo Cuyama Valley east of Taylor Canyon Comment
  CAS-BOT-BC168314  Atriplex canescens var. canescens R. F. Hoover 1966-10-7 10133 San Luis Obispo Canyon of Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  RSA201687  Atriplex canescens var. laciniata Robert F. Hoover 1952-11-2 8280 San Luis Obispo Southern part of Carrizo Plain at north base of Caliente Mt. Comment
  CDA34935  Atriplex fruticulosa Ann Cochran 1986-7-9 3 San Luis Obispo Highway 58 between solar plant and the Lewis Ranch. 0 Comment
  OBI57983  Atriplex leucophylla Austin P. Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes. ca. 2-3 mi S of Oso Flaco Crk Comment
  OBI82379  Atriplex prostrata David J. Keil 2015-9-29 33430 San Luis Obispo Pismo Beach north of Pismo Pier Comment
  UCD97681  Atriplex rosea Ernest C. Twisselmann 1962-8-23 7690 San Luis Obispo San Luis Obispo County: O'Brien Lake, at summit of Palo Prieta Canyon. 640 Comment
  UC463262  Atriplex semibaccata Roxana S. Ferris 1929-4-15 7638 San Luis Obispo on the coast road 2 mi n Moro; n of Moro Comment
  UCD97725  Atriplex semibaccata Ernest C. Twisselmann 1960-10-12 6017 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 655 Comment
  UCR123678  Atriplex semibaccata George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5328 A San Luis Obispo Central Coast, Morro Bay State Park at the south end of the marina. 6 Comment
  UC564134  Atriplex spinifera Roxana S. Ferris 1935-3-29 9108 A San Luis Obispo 1 mi n Soda Lake (Carriso Plain); , n of Soda Lake Comment
  UC1130883  Avena barbata C. M. Belshaw 1936-3-23 1697 San Luis Obispo 1.9 mi sw Hollister Pk. (Plot 2); Cayucos Quadrangle 18 Comment
  CAS-BOT-BC146086  Avena barbata Ernest C. Twisselmann 1969-4-24 15210 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 234 Comment
  OBI17822  Avena fatua Hans Wilgenburg 1977-8-11 29 San Luis Obispo Cal Poly campus Comment
  OBI83480  Avena fatua Claire Dosen, Carter Terranova, Sarah Haluschak 2017-2-11 1 San Luis Obispo Cal Poly Campus, top of the "P" ridge, 30ft back from top of trail, near lower rock formations. 338 Comment
  RSA0036723  Avena fatua LeRoy Gross, P. DeVries, Melinda Elster 2014-4-29 6329 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. 558 Comment
  CAS-BOT-BC145962  Avena fatua Ernest C. Twisselmann 1951-8-1 80 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chirs Twisselmann Ranch, 7 miles south of Cholame. Comment
  SD75731  Azolla filiculoides D. W. Taylor 1970-6-4 T 70 51 San Luis Obispo Reservoir Canyon: 900' E, 1700' S, S30, T30S, R13E. Comment
  OBI35779  Baccharis glutinosa Allison Berry 1984-4-10 86 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI83485  Baccharis pilularis Madison Torio, Erick Gomez, Sarah Haluschak 2017-2-14 2 San Luis Obispo Cal Poly Campus, the "P" ridge. Found in the flat area between the "P" and the ridge. 331 Comment
  UC1321331  Baccharis pilularis R. F. Hoover 1966-9-13 10004 San Luis Obispo Ragged Point Comment
  OBI36147  Baccharis pilularis Walter F. Chesbro 1978-4-19 36 A San Luis Obispo South Bay Blvd., 1 mi N of Los Osos Comment
  UC1928012  Baccharis plummerae subsp. plummerae David Keil 1998-10-9 28126 San Luis Obispo California Highway 166, 3.4 road miles e of junction with Alamo Creek Rd. Comment
  OBI28909  Baccharis salicifolia Melissa Luckow, Rhonda Riggins 1982-5-14 874 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd. Comment
  OBI77800  Baccharis salicifolia Eric Wise 1983-2-17 1641 San Luis Obispo Cuyama River, Pine Cyn Forest Serv. Stn Comment
  OBI66745  Barbarea orthoceras David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-11 29798 San Luis Obispo Santa Margarita Ranch. Trout Creek. Vicinity of 35.35708 deg. N x 120.56807 deg. W 375 Comment
  CDA11604  Bellardia trixago G. F. Hrusa 1995-6-21 12403 San Luis Obispo Hollister Peak; S base of Hollister Peak near homestead. Comment
  OBI67014  Bellardia trixago D. R. Miller 1994-6-1 694 -393 San Luis Obispo Pine mt Region. In rd way on W, NW slope of Pine Mtn Rd near 'Rose patch'; Marmolejo Crk drainage 914 Comment
  UCSB70445  Bellardia trixago N., C.; H., B. 1989-5-12 San Luis Obispo Edge of Mrossi property Comment
  CAS-BOT-BC75863  Berberis pinnata Roxana S. Ferris 1929-4-16 7678 San Luis Obispo 8 miles north of Cayucos. Comment
  HSC91728  Berberis pinnata Susan H. Bicknell 1989-6-11 San Luis Obispo Montana de Oro, MDO 39 Comment
  RSA167182  Bergia texana E. C. Twisselmann 1962-7-12 7427 San Luis Obispo Summit of Palo Prieta Canyon. 610 Comment
  UCR265745  Berula erecta Mark A. Elvin, Jason Storlie 2014-10-10 7697 San Luis Obispo Central Coast, Santa Maria River Valley; Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, '3-Pond East' pond in '3-Pond Valley,' no standing water present, 350 m from the southern boundary of the Refuge 20 Comment
  OBI82346  Bidens pilosa David J. Keil 2015-11-8 33436 San Luis Obispo California Route 227 between San Luis Obispo and Arroyo Grande, 0.2 miles southeast of junction with Noyes Road 175 Comment
  CAS-BOT-BC105953  Blennosperma nanum var. nanum R. F. Hoover 1952-4-10 8108 San Luis Obispo 1 mi. s. of simmler, Carrizo Plain Comment
  OBI77809  Blennosperma nanum var. nanum David J. Keil, with Kathleen A. Keil 1998-4-4 26570 San Luis Obispo Carrizo Plain N of Soda Lake. Along Belmont Trail, from junction with Seven Mile Rd., about 1 mi. W. Comment
  CAS-BOT-BC127809  Blepharizonia laxa Lewis S. Rose 1936-10-12 36737 San Luis Obispo Cholame 457 Comment
  CAS-BOT-BC127811  Blepharizonia laxa R. F. Hoover 1966-9-16 10055 San Luis Obispo Summit on Atascadero -Creston road Comment
  CAS-BOT-BC127822  Blepharizonia laxa H. M. Hall 1929-11-4 12762 San Luis Obispo Inner Sout Coast Ranges, 13 miles east of Simmler, on McKittrick Road, at Kern County Line. Temblor Range Comment
  RSA164040  Blepharizonia laxa E. C. Twisselmann 1963-8-23 8883 San Luis Obispo San Andreas Fault in the hills at the summit of Palo Prieta Canyon 701 Comment
  UC1296354  Bloomeria crocea R. F. Hoover 1956-4-26 8370 San Luis Obispo w. base of Mt. Bishop near San Luis Obispo Comment
  UCR160582  Bloomeria crocea George K. Helmkamp, E. A. Helmkamp 2005-6-9 9593 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 8.3 miles northeast of Huasna Townsite Road 332 Comment
  UCSB16190  Bloomeria crocea Hardham, Clare San Luis Obispo Cambria Comment
  SBBG25077  Bloomeria crocea var. aurea D. Myrick 1966-6-8 1401 San Luis Obispo near Paso Robles Comment
  CAS-BOT-BC478919  Bloomeria crocea var. crocea Clare B. Hardham 1956-6-3 857 San Luis Obispo Triguero crossing, Nacimiento River Comment
  UCR39142  Bolboschoenus glaucus David J. Keil 1982-7-26 16311 San Luis Obispo Central Coast, San Luis Creek adjacent to San Luis Obispo sewage treatment plant Comment
  CAS-BOT-BC145412  Brachypodium distachyon Clare B. Hardham 1960-5-21 5830 a San Luis Obispo Santa Lucia Mountains. Green Valley near Cambria. Comment
  LA105617  Brachypodium distachyon Barry A. Prigge; 1989-7-3 9045 San Luis Obispo Santa Lucia Mts, San Bernado Creek Drainage: ca 2 mi N of St Hwy 1 on San Bernado Creek Rd; ca 5 mi E of Morro Bay 73 Comment
  OBI39365  Brachypodium distachyon David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15985 San Luis Obispo 5.9 mi E of jctn with Santa Rosa Creek rd on dirt road leading to Cypress Mtn via Steiner crk. 2 mi W of Warrens' cabin (at base of mtn) Comment
  CAS-BOT-BC36786  Brassica rapa Ernest C. Twisselmann 1956-4-30 2727 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern SLO county. 670 Comment
  UC1583643  Brickellia californica David Keil 1983-9-10 17959 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz); Arroyo de la Cruz Comment
  UC771704  Briza maxima R. F. Hoover 1946-6-1 6107 San Luis Obispo se Cambria; Perry Creek Comment
  UCR115776  Briza maxima George K. Helmkamp, E. A. Helmkamp 2000-4-20 5387 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  UCR118947  Briza maxima George K. Helmkamp, E. A. Helmkamp 1998-6-30 4222 San Luis Obispo Central Coast, Irish Hills, SW of San Luis Obispo; Prefumo Cyn 2.2 mi SW of Los Osos Valley Rd. 137 Comment
  OBI45264  Briza maxima Francis X. Villablanca 1986-5-17 6 San Luis Obispo 1/2 mi S of Ardath St, and 1/4 mi E of the end of Pineridge end of Pineridge Rd Comment
  SEINET269249 Image available Briza minor G. Helmkamp 1996-5-25 1057 San Luis Obispo Between CA-1 and the ocean 1.5 miles north of Piedras Blancas lighthouse near the northern border of 15 Comment
  UC195618  Brodiaea jolonensis I. J. Condit 1911-6-12 San Luis Obispo Morro Comment
  OBI22439  Bromus arenarius Robert F. Hoover 1947-4-20 6979 San Luis Obispo Near El Dorado School (N of Pozo) Comment
  OBI59218  Bromus arenarius David J. Keil 1998-5-20 27353 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  RSA760029  Bromus arenarius David J. Keil 1998-5-4 27062 San Luis Obispo Los Padres National Forest; just south of junction with Highway 58 on Red Hill Road. Comment
  UC1927833  Bromus berteroanus David Keil 2008-4-17 30512 San Luis Obispo Highway 166 at Los Padres National Forest trailhead 1 mile east of Rock Front Ranch. 35 6'28.75''N x 120 4'33.61''W. 400 Comment
  RSA0021502  Bromus carinatus var. carinatus David J. Keil, V. L. Holland 2013-4-16 31580 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway. 255 Comment
  OBI22373  Bromus catharticus Ernest C. Twisselmann 1954-5-6 1177 San Luis Obispo Plants of the Temblor Range and Western San Juaquin Valley; Chris Twisselmann Ranch: Eastern San Luis Obispo County 655 Comment
  OBI25457  Bromus diandrus David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13988 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI3855  Bromus diandrus Elizabeth Rudd 1971-5-25 279 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI5529  Bromus diandrus Sharon Jochums 1974-4-10 110 San Luis Obispo W of hwy 1 on Point San Simeon Comment
  OBI72271  Bromus diandrus Anthony Baniaga, Daniel Chavez 2010-3-14 50 San Luis Obispo Tierra Redonda BLM ACEC. Tierra Redonda Mtn. 574 Comment
  UCD58538  Bromus diandrus Ernest C. Twisselmann 1961-4-11 6039 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch. 670 Comment
  UCR122556  Bromus diandrus George K. Helmkamp 2002-4-20 7459 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  OBI79592  Bromus grandis David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31400 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  OBI22430  Bromus hordeaceus Robert F. Hoover 1964-4-14 8719 San Luis Obispo San Luis Obispo Comment
  OBI35308  Bromus hordeaceus H. E. Jones 1981-5-18 23 San Luis Obispo Point Piedras Blancas Comment
  SBBG110346  Bromus hordeaceus C. B. Hardham 1961-5-18 7102 San Luis Obispo between Pine Mtn and Rocky Butte Comment
  CDA28766  Bromus laevipes G. F. Hrusa, S. Dubiel 2009-5-24 17874 San Luis Obispo Santa Lucia Mountains; Cypress Mtn. Rd. +/- 3/4 mi. past intersection w/Klau Mine Rd. 342 Comment
  UC771702  Bromus laevipes R. F. Hoover 1946-6-15 6148 San Luis Obispo w of Pozo (Rinconada Mine); Rinconada Mine Comment
  RSA518109  Bromus madritensis Steven A. Junak 1990-5-15 4340 San Luis Obispo Santa Lucia Mountains: W Cuesta Ridge: long powerline access road on E side of W Cuesta Ridge Road (UFSF Road #29S11.3) ca. 5.9 miles W of Highway 101 and 0.3 miles W of saddle at W end of Cuesta Ridge Botanical Area. Comment
  OBI53546  Bromus madritensis subsp. madritensis Arthur W. Hazebrook 1991-4-19 11 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll Comment
  OBI22402  Bromus madritensis subsp. rubens Eben McMillan 1952-5-2 86 San Luis Obispo Choice Valley- 1 mi S, 8 mi E of Shandon Comment
  UCD59535  Bromus rubens A. A. Beetle 1942-4-15 3037 San Luis Obispo San Luis Obispo County: Southwestern part of county. Santa Maria River, near Taylor Spring. Comment
  SBBG118259  Bromus sterilis A. Dilworth 1997-4-15 33 San Luis Obispo just S of N loop on Deer Trail Rd, Training Area S; Camp Roberts; LCTA Plot 20 320 Comment
  OBI46183  Bromus sterilis LynneDee Oyler 1986-5-6 446 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch where a large stand of blue oaks occur on slopes of decomposed limestone Comment
  UC1131306  Bromus trinii H. C. Lee 1937-4-21 841 San Luis Obispo 1 1/2 mi w of Paso Robles 320 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
  SDSU2466  Cakile maritima D. F. Howe 1960-4-9 2831 San Luis Obispo East side of Morro Bay. Comment
  UCD114946  Cakile maritima L. Gottlieb 1969-9-21 s.n. San Luis Obispo San Luis Obispo County: Morro Bay. Comment
  OBI22356  Calamagrostis nutkaensis Robert F. Hoover 1947-7-26 7331 San Luis Obispo Near Piedras Blancas Point (just N of), in swampy area at head of small ravine about 1/2 mi from ocean Comment
  SBBG54840  Calandrinia breweri D. Keil 1979-5-13 13077 San Luis Obispo Cuesta Ridge Rd, ca. 2 mi below Cuesta Botanical Area Comment
  OBI80323  Calandrinia menziesii David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  SBBG133046  Calendula arvensis D. Keil 2010-3-23 30669 San Luis Obispo California Polytechnic State University, San Luis Obispo, along dirt rd bordering agricultural fields between Crops Unit and Stenner Crk 87 Comment
  SEINET2442376  Callitriche trochlearis David Keil, Robyn Cox; Cindy Sage; Orrin Sage 2002-2-11 2940 San Luis Obispo East of California Highway 1, along dirt road paralleling Arroyo de la Cruz south of Cinnabar Hill. Comment
  RSA369056  Calochortus Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  OBI21403  Calochortus clavatus Robert F. Hoover 1969-6-22 11381 San Luis Obispo Chorro Crk cyn (Serrano Cyn) Comment
  UCSB39849  Calochortus clavatus Shaw, J. 1982-7-1 San Luis Obispo On Perfumo Canyon Road one mile south of Los Osos Valley Road 152 Comment
  RSA0119384  Calochortus obispoensis Melissa A. Johnson 2015-6-7 228 San Luis Obispo Cal Poly Canyon. 131 Comment
  RSA0119386  Calochortus obispoensis Melissa A. Johnson 2015-6-10 231 San Luis Obispo Laguna Lake Park. 65 Comment
  SEINET8075582  Calochortus obispoensis Florence Miller, Michelle Valcovin; Carrie Beyer; Jason Tweedy 2014-5-19 1 San Luis Obispo Prospects Fire lookout trailhead, 60 yards from beginning.; 0 137 Comment
  JEPS55633  Calochortus obispoensis H-M. Beard 1967-7-11 65 .1378 San Luis Obispo Univ. of Calif. Botanical Garden Univ. of Calif., Berkeley Comment
  SEINET5097368  Calochortus simulans Unknown 1997-5-28 s.n. San Luis Obispo 1 mi.W of Navajo Campground where road to campground meets Black Mt. road. Comment
  CAS-BOT-BC483557  Calochortus splendens L. R. Abrams 1917-6-10 6501 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC132580  Calochortus uniflorus R. F. Hoover 1948-4-14 7447 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz on State Highway No. 1 Comment
  SBBG48488  Calochortus venustus L. W. Edge 1974-6-10 455 San Luis Obispo Turri Rd, S of Morro Bay Comment
  UC57493 Image available Calochortus venustus J. H. Barber 1899-5-7 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC496857  Calochortus venustus Ernest C. Twisselmann 1955-5-27 2021 San Luis Obispo Navajo Canyon, La Panza Mountains 655 Comment
  RSA585747  Calochortus venustus F. L. Johnson, E. A. Young 1993-5-24 ROB 0549 San Luis Obispo 1 km S of Twin Bridges Comment
  RSA585753  Calochortus venustus F. L. Johnson, E. A. Young 1993-5-24 ROB 0543 San Luis Obispo 2 km south of Twin Bridges [Camp Roberts] Comment
  SBBG34071  Calycadenia villosa D. H. Wilken 2006-5-25 16287 San Luis Obispo Red Hill, ca. 0.3 km S of St Hwy 58, just NW of Navajo Crk 580 Comment
  UC1971788  Calycadenia villosa R. L. Carr 1998-6-27 3712 San Luis Obispo Red Hill Road near jct with Hwy 58 (Carrisa Hwy), flat area of Navajo-Camatta Cr divide Comment
  CAS-BOT-BC106069  Calycadenia villosa Clare B. Hardham 1956-6-16 990 San Luis Obispo Santa Lucia Mountains - vicinity of Chimney Rock Comment
  OBI66163  Calystegia collina D. R. Miller 2003-5-22 503 .767 San Luis Obispo Below my house on trail to Tobacco flats Comment
  RSA648954  Calystegia macrostegia subsp. arida Gary Howard 1971-5-15 s.n. San Luis Obispo 7 miles west of Templeton. Comment
  OBI15319  Calystegia macrostegia subsp. cyclostegia Jesse Arnold 1964-3-1 31 San Luis Obispo SE slope of Tower Hill, facing cal Poly fruit orchard Comment
  OBI27843  Calystegia macrostegia subsp. cyclostegia Joan Coffey 1972-5-12 4 San Luis Obispo About 1/2 mi up Poly Canyon rd Comment
  OBI35301  Calystegia macrostegia subsp. cyclostegia Melody Dickens 1980-4-30 20 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI63068  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19759 San Luis Obispo Coast rd Ca. 16 km WNW of San Simeon, 4 km S of Cappucino Cove 10 Comment
  UCR122144  Calystegia macrostegia subsp. cyclostegia George K. Helmkamp, E. A. Helmkamp 2000-4-21 5456 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  CAS-BOT-BC221377  Calystegia macrostegia subsp. cyclostegia Roxana S. Ferris 1929-4-13 7527 San Luis Obispo East of San Luis Obispo Comment
  CAS-BOT-BC221390  Calystegia macrostegia subsp. cyclostegia Clare B. Hardham 1956-10-23 1475 San Luis Obispo Santa Lucia Mountains. Atascadero Creek Comment
  OBI15315  Calystegia macrostegia subsp. cyclostegia B. A. Smith 1966-4-28 65 San Luis Obispo About 1/2 mi from Cambria on Cambria-Paso Robles rd 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
  UC52170  Calystegia malacophylla subsp. pedicellata Rev. R. W. Summers 1886-4-23 602 San Luis Obispo Santa Margarita Valley Comment
  RSA682339  Calystegia subacaulis Scott D. White, Ken McDonald 2001-5-9 8476 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  CAS-BOT-BC224355  Calystegia subacaulis subsp. episcopalis R. K. Brummitt; D. J. Keil 1998-5-9 19807 San Luis Obispo El Chorro Regional Park, 8km NW of San Luis Obispo 100 Comment
  OBI62686  Calystegia subacaulis subsp. episcopalis Cletis England 2003-4-14 D 197 San Luis Obispo On San Geronimo Ranch in Harmony Comment
  SBBG110369  Camissonia C. B. Hardham 1957-6-22 2290 San Luis Obispo Calf Cyn Rd, 1.1 mi N of Parkhill Rd Comment
  UCD40573  Camissonia campestris Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1538 San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. Visitor Center off of Soda Lake Road. 609 Comment
  OBI66426  Camissonia campestris subsp. campestris David J. Keil, with Kathleen A. Keil 1997-3-29 26119 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  SEINET7040141  Camissonia campestris subsp. campestris A. G. Vestal 1962-4-10 San Luis Obispo Carrizo Plain, 5.2 miles northwest of 399. UTM Zone 10, 739907mE, 3910101mN. Comment
  UC608268 Image available Camissonia campestris subsp. obispoensis C. A. Graham 1938-4-26 379 San Luis Obispo 5 mi ese Bryson; Bryson Quadrangle 457 Comment
  SBBG119685  Camissonia contorta E. Painter, M. Wetherwax with K. Downing 2002-5-9 CR 311 San Luis Obispo Sulphur Spring Crk Cyn; Camp Roberts 268 Comment
  UC1186555  Camissonia contorta E. G. Linsley and J. W. MacSwain 1959-4-27 59 -82 San Luis Obispo 4.5 mi e Santa Margarita Comment
  POM272039  Camissonia ignota Lyman Benson 1934-4-14 5787 San Luis Obispo Cuyama Valley, Temblor mt. range, Cuyama River watershed, 44 mi west of Maricopa 610 Comment
  RSA186461  Camissonia micrantha Peter H. Raven 1963-5-5 18310 San Luis Obispo 2.9 miles east of San Miguel on road to Estrella Comment
  OBI40998  Camissonia strigulosa David J. Keil, Eric A. Wise 1985-4-25 18557 San Luis Obispo Black Lake Cyn at crossing of Calif hwy 1 Comment
  POM97531  Camissonia strigulosa P. A. Munz 1926-4-9 10236 San Luis Obispo Morro. Comment
  CAS-BOT-BC160299  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Delzie Demaree 1938-8-22 18093 San Luis Obispo P.O. Pismo Beach Comment
  UC1088731  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. J. Rodin 1957-5-16 6147 San Luis Obispo dunes 1/2 mi s Morro Bay Comment
  CAS-BOT-BC160309  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Alice Eastwood 1906-7-3 814 San Luis Obispo Road to Casmailia [Casmalia] Comment
  CAS-BOT-BC160311  Camissoniopsis cheiranthifolia subsp. cheiranthifolia David D. Keck 1933-5-5 2198 San Luis Obispo Morro Bay, on the strand Comment
  OBI79563  Camissoniopsis hardhamiae Eben McMillan 1952-5-5 105 San Luis Obispo Red Eagle Mine. 1 mi E, 12 mi S Shandon Comment
  UCD103457  Camissoniopsis hirtella G. F. Hrusa 1998-4-25 14198 San Luis Obispo San Luis Obispo County: La Panza Range. 640 Comment
  UC1122268  Camissoniopsis ignota W. A. Peterson 1937-4-29 772 San Luis Obispo Martinez Canyon La Panza Quadrangle Comment
  SBBG4928  Camissoniopsis intermedia C. B. Hardham 1958-5-17 3347 San Luis Obispo Chimney Rock Ranch, north rd to Adelaida Comment
  OBI47544  Camissoniopsis intermedia David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19211 San Luis Obispo La Panza Mts. Just off Calif Rte 58 on Navajo Rd 607 Comment
  OBI28665  Camissoniopsis micrantha David J. Keil, Eric Wise 1982-7-2 16294 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  UC1927749  Camissoniopsis micrantha David Keil 2006-5-7 30446 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 20.91'N, 120 31.20'W Comment
  CAS-BOT-BC37641  Cardamine californica Clare B. Hardham 1958-2-13 2824 San Luis Obispo Santa Lucia Mountains. Cambria. Comment
  OBI51246  Cardamine californica Jan Barber 1994-3-22 121 San Luis Obispo San Simeon State Park Comment
  CAS-BOT-BC37647  Cardamine californica R. F. Hoover 1947-1-4 6582 San Luis Obispo Upper Arroyo Grande 6 miles above County Park. Comment
  UC1392655  Cardamine californica var. integrifolia Mrs. R. W. Summers February 1883 San Luis Obispo San Luis Obispo Mountain Comment
  OBI82515  Cardamine hirsuta David J. Keil, with Matt Ritter, Jenn Yost, Kristen Nelson, Jessica adinolfi, Julia Harencar, and Jason Johns 2016-3-2 33533 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 400 Comment
  CDA34867  Cardamine hirsuta David J. Keil 1999-3-14 28213 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. 0 Comment
  UCSC000310  Cardamine oligosperma I. J. Condit 2009-2-22 s.n. San Luis Obispo San Luis Hot S. Spr. Comment
Read comments
Jan 2 2019
  UC463264  Cardaria draba Roxana S. Ferris 1929-4-15 7643 San Luis Obispo 2 mi e of Moro Comment
  SFV5036  Cardionema ramosissimum F. M. Ball 1951-4-28 s. n. San Luis Obispo Sand dunes at Oso Flaco Lake. Comment
  CAS-BOT-BC384834  Cardionema ramosissimum Alice Eastwood 1927-7-29 14936 San Luis Obispo Morro Sands 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
  OBI28574  Carduus pycnocephalus John Jackman and Julie Truesdale, Julie Truesdale 1980-1 78 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI66194  Carduus pycnocephalus D. R. Miller 1994-5-19 594 -362 San Luis Obispo Pine Mt Region. Main rd edge near Egebergs Walnut orchard San Simeon Crk Drainage Comment
  CDA43177  Carduus tenuiflorus David J. Keil, Rhonda Riggins, D. R. Miller 1998-5-27 27503 San Luis Obispo Santa Lucia Mountains.; Hearst Ranch. San Simeon Creek Rd., 15.3 miles from Hwy 1 at Wheelbarrow Gulch. 0 Comment
  UCR250537  Carex Glenn M. Greenwald 2013-7-5 s.n. San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes. Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Carex wetland 22 Comment
  SBBG109653  Carex barbarae C. B. Hardham 1959-4-29 4338 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  UCSB59177  Carex barbarae Hayes, Virginia 1985-4-14 San Luis Obispo At west edge of Oso Flaco Lake; 100 m. from Oso Flaco Lake Rd. 25 Comment
Read comments
Sep 6 2012
  CAS-BOT-BC34412  Carex cusickii Alice Eastwood; John Thomas Howell 1937-4-23 3872 San Luis Obispo Nipomo Mesa. Comment
  OBI66801  Carex globosa D. R. Miller 1994-6-1 695 -394 San Luis Obispo Pine Mt Region. On forest floor near 'Caves on S slope of Pine Mt; Pico crk drainage 914 Comment
  OBI72363  Carex globosa Anthony Baniaga 2010-3-31 84 San Luis Obispo Black Lake Cyn, Choin property 54 Comment
  SBBG109315  Carex harfordii C. B. Hardham 1958-3-4 2864 San Luis Obispo Cambria Comment
  RSA0014510  Carex mendocinensis Clare B. Hardham 1960-6-17 6160 San Luis Obispo Santa Lucia Mountains: headwaters of Chris Flood Creek. (San Carpoforo) 610 Comment
  OBI78955  Carex nudata Michael Walgren 2013-10-1 351 San Luis Obispo San Simeon State Park at Arroyo de la Cruz, just west of the Highway One bridge. 11 Comment
  SBBG104786  Carex obispoensis F. L. Johnson, E. A. Young 1993-3-20 ROB 293 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  RSA0000223  Carex obispoensis Alice Eastwood, John Thomas Howell 1936-5-7 2271 San Luis Obispo Boggy slope on serpentine, Steiner Creek near San Luis Obispo. 152 Comment
  CAS-BOT-BC118555  Carex praegracilis R. F. Hoover 1947-7-18 7311 San Luis Obispo Oceano Beach Comment
  UC1147819  Carex praegracilis Alice Eastwood, John Thomas Howell 1937-4-23 3870 San Luis Obispo Nipomo Mesa Comment
  UCR265758  Carex praegracilis Mark A. Elvin, Jason Storlie 2014-10-10 7704 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
  CAS-BOT-BC118548  Carex praegracilis Alice Eastwood; John Thomas Howell 1936-5-6 2231 San Luis Obispo Moro sands Comment
  OBI53036  Carex praegracilis Lynne Dee Oyler 1990-6-12 1174 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL Property Comment
  SEINET10708705  Carex praegracilis Edge 1974-4-12 EDGE 402 B San Luis Obispo Sandy soil, near Jack, Nipomo Dunes, Comment
  UC583150  Carex praegracilis Alice Eastwood, John Thomas Howell 1936-5-6 2231 San Luis Obispo Morro sands Morro Comment
  RSA141816  Carex serratodens Clare B. Hardham 1959-5-19 4670 San Luis Obispo Las Tablas Creek, 7X Ranch. Santa Lucia Mountains. Comment
  SBBG48505  Carex spissa L. W. Edge 1974-6-11 459 San Luis Obispo Santa Rita Cyn Rd Comment
  RSA90879  Carex spissa F. W. Peirson 1920-7-30 2218 San Luis Obispo Willow Creek, near Morro. Comment
  SBBG110033  Carex subbracteata C. B. Hardham 1957-6-15 2228 San Luis Obispo Villa Crk Comment
  OBI69958  Carex subbracteata D. R. Miller 2007-4-14 407 .846 San Luis Obispo Pine Mt Region. At Egeberg walnut orchard 700 Comment
  SEINET7578802 Image available Carex triquetra Alice Eastwood, John Thomas Howell 1937-4-30 4153 San Luis Obispo Huasna district. Comment
  OBI35333  Carpobrotus edulis Melody Dickens 1981-3-30 62 San Luis Obispo Collected on Morro Rock, Morro Bay Comment
  SD67306  Carthamus lanatus Darley F. Howe 1967-8-14 4374 San Luis Obispo Arroyo Grande Comment
  CDA6960  Carthamus lanatus G. D. Barbe 1977-1-26 2240 San Luis Obispo Evans property, north side of Highway 41 (Morro Creek Road) 4 km northeast of Highway 1 north of Morro Bay. 0 Comment
  OBI53816  Castilleja affinis Arthur W. Hazebrook 1992-11-14 175 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, area along Guerra rd and S pioneer dunes Comment
  OBI60018  Castilleja affinis L. R. Heckard 1969-4-17 2147 San Luis Obispo Along Pismo Beach-Edna Rd (Price Cyn) about 1.5 mi N of Pismo Beach Comment
  RSA425888  Castilleja affinis Francis W. Pennell 1940-5-10 25351 San Luis Obispo West of pass in Santa Lucia Mts., 8 miles west of Atascadero. 305 Comment
  JEPS86583  Castilleja affinis subsp. affinis Rimo Bacigalupi and Alex Hawkes 1987-4-12 6656 San Luis Obispo Arroyo de la Cruz Comment
  UCR162139  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2005-2-24 8956 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  CDA41230  Castilleja affinis var. contentiosa T. C. Fuller 1981-5-29 20375 San Luis Obispo West of the end of the road north of Oso Flaco Lake. 0 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
  UC27145  Castilleja attenuata L. Jared 1897-3-4 San Luis Obispo Estrella; South Coast Ranges Comment
  OBI9391  Castilleja brevistyla Robert F. Hoover 1967-4-5 10345 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 Comment
  JEPS77733  Castilleja brevistyla L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-23 4781 San Luis Obispo 9 mi w Simmler Maintenance Station (along Route 58, in the foothills w of Carriso Plain); foothills w of Carriso Plain 731 Comment
  UCD78283  Castilleja densiflora Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4628 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  OBI67832  Castilleja densiflora subsp. densiflora E. L. Painter & M. Wetherwax, M. Wetherwax 2002-3-25 CR- 267 San Luis Obispo Camp Roberts, near Perimter Rd zone 10S, 700710E, 3954397N 269 Comment
  UCSC004686  Castilleja densiflora subsp. densiflora Randall Morgan 2006-5-5 4605 San Luis Obispo Santa Margarita Comment
  OBI35729  Castilleja densiflora subsp. obispoensis Allison Berry 1984-3-30 53 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  UCSB33939  Castilleja densiflora subsp. obispoensis Paley, Sandra 1978-4-21 San Luis Obispo 2 miles north of Vist Point on Calif. 1 near Hearst Castle turnoff Comment
  UCR122162  Castilleja exserta subsp. latifolia George K. Helmkamp, E. A. Helmkamp 2000-4-22 5473 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  OBI67834  Castilleja exserta subsp. latifolia E. L. Painter & M. Wetherwax, M. Wetherwax 2002-5-22 SLO- 274 San Luis Obispo Camp San Luis Obispo. Guard Hill 250 Comment
  UC1927729  Castilleja foliolosa D. R. Miller 1994-4-28 494 -251 San Luis Obispo ocean-side slope near Fire Lookout, Pico Creek drainage 900 Comment
  RSA205089  Castilleja latifolia Sherwin Carlquist 1969-7-1 4333 San Luis Obispo 5.5 miles south of Oceano Comment
  OBI9663  Castilleja miniata var. miniata Robert F. Hoover 1947-7-18 7315 San Luis Obispo Oceano Beach Comment
  OBI33287  Castilleja minor var. stenantha David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15704 San Luis Obispo Pennington Crk Bio Reserve, W of San Luis Obispo Comment
  CAS-BOT-BC241100  Castilleja mollis R. F. Hoover 1967-5-6 10556 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  UC2027412  Castilleja plagiotoma Greg Wilvert 2005-4-6 195 San Luis Obispo Southeast Half of the Caliente Range. 1.2 km S of Wells Spring. Comment
  POM369308  Caulanthus anceps L. S. Rose 1937-4-8 s.n. San Luis Obispo Cottonwood Pass. 6 miles E of Cholame. 457 Comment
  CAS-BOT-BC38241  Caulanthus anceps D. E. Breedlove 1962-3-24 1983 San Luis Obispo 2.8 miles northeast of U.S. 466 at Cholame on State 41. 441 Comment
  SBBG70225  Caulanthus anceps J. E. Butner 1950-3-18 694 San Luis Obispo MacMillan Ranch Comment
  UC1614512  Caulanthus anceps Charles M. Belshaw 1935-3-30 457 San Luis Obispo near Cholame Comment
  UCSB14926  Caulanthus anceps 1962-3-24 San Luis Obispo 2.8 miles northeast of U.S. 466 at Cholame on State 41 441 Comment
  UCR70768  Caulanthus californicus P. C. Silva 1947-3-30 1213 San Luis Obispo 4 mi east of Cuyama P.O., Cuyama Valley 693 Comment
  CAS-BOT-BC38287  Caulanthus californicus Roxana S. Ferris 1935-3-21 9035 San Luis Obispo 3 miles east of Lost Hills on Paso Robles-Wasco Road. Comment
  OBI14923  Caulanthus coulteri Robert F. Hoover 1967-4-16 10476 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  JEPS53344  Caulanthus coulteri var. lemmonii Carl and Dorothea Haueser San Luis Obispo Paso Robles Comment
  UC1315049  Caulanthus coulteri var. lemmonii R. F. Hoover 1967-4-5 10366 San Luis Obispo Shell Creek just above confluence Fernandez Creek; Shell Creek, just above confluence Fernandez Creek Comment
  OBI77748  Caulanthus heterophyllus David J. Keil, with Kathleen A. Keil 1998-4-16 26755 San Luis Obispo Los Padres National Forest. 2.3 miles from Park Hill Rd. on Black Mountain Rd. Comment
  OBI77752  Caulanthus inflatus G. F. Hrusa 1998-3-28 14190 San Luis Obispo Carrizo Plain Natural Area. Above headwaters of Bitterwater crk. Hills immed. S of Elkhorn Grade Rd at S end of Carrizo Plain. USGS Quad Ballinger Cyn 7.5 840 Comment
  RSA0029370  Caulanthus inflatus Greg Wilvert 2005-3-27 59 San Luis Obispo Southeast half of the Caliente Range. 200 m W of Pipeline Rd. 849 Comment
  OBI70838  Caulanthus lasiophyllus David J. Keil 2009-4-21 30585 San Luis Obispo Prefumo Canyon Comment
  CAS-BOT-BC39525  Caulanthus lemmonii Alice Eastwood; John Thomas Howell 1935-3-25 2005 San Luis Obispo Cholame. Comment
  OBI79480  Caulanthus lemmonii David J. Keil, with Matt Ritter, Taylor Crow, et al. 2012-3-3 31218 San Luis Obispo Sinton Ranch, south of Highway 58 on unpaved portion of Shell Creek Road 450 Comment
  SBBG117767  Caulanthus lemmonii E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 67 San Luis Obispo above Nacimiento River, near Twin Bridges; Camp Roberts 180 Comment
  CAS-BOT-BC39518  Caulanthus lemmonii R. F. Hoover 1949-4-2 7578 San Luis Obispo Cottonwood Canyon below Cottonwood Pass. Comment
  UCR13727  Ceanothus cuneatus R. S. Woglum 1940-4-21 2660 San Luis Obispo Morro Bay area Comment
  CAS-BOT-BC48973  Ceanothus cuneatus H. E. McMinn 1923-6-21 1165 San Luis Obispo Camp Fremont, 2 mi. N. of San Luis Obispo Coast Highway Comment
  CAS-BOT-BC48983  Ceanothus cuneatus H. E. McMinn 1923-6-21 1171 San Luis Obispo Ridge N.E. San Margarita Comment
  RSA0051789  Ceanothus cuneatus W. M. Arbaugh 1968-4-10 213 San Luis Obispo Summit of Perfumo Canyon. Comment
  RSA172275  Ceanothus cuneatus Robert F. Thorne, Percy C. Everett 1963-4-20 31584 San Luis Obispo Cuesta Ridge West, ca. 3 miles NW from Cuesta Pass 610 Comment
  UCD112083  Ceanothus cuneatus R. S. Woglum 1940-4-11 2582 San Luis Obispo San Luis Obispo County: near Parkhill. Comment
  JEPS114142  Ceanothus cuneatus var. cuneatus E. L. Painter, M. Wetherwax 2003-2-19 CR- 401 San Luis Obispo Training Area Q, ca. 0.7 air km W of Nacimiento River, ca, 0.8 air km S of Nacimiento River, ca. 1.2 air km E of western installation boundary outside exclosure. Comment
  UC1071116  Ceanothus cuneatus var. cuneatus R. St. John 1933-4-3 363 San Luis Obispo Tierra Redonda Mt. Bradley quad. 426 Comment
  CAS-BOT-BC49121  Ceanothus cuneatus var. ramulosus R. F. Hoover 1947-1-26 6601 San Luis Obispo Osos Valley 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
  CAS-BOT-BC64412  Ceanothus foliosus subsp. medius R. F. Hoover 1964-5-11 8797 San Luis Obispo Hi Mountain, n. slope near summit. Comment
  OBI75659  Ceanothus foliosus var. medius Steven A. Junak 1989-4-12 3943 San Luis Obispo Cuesta Ridge: Along dirt road leading W side of Pick and SHovel Mine, S of main road (USFS rd #29S11.3) about 4.4 mi W of hwy 101 744 Comment
  UC455423  Ceanothus griseus I. J. Condit and H. B. Waters 1909-5-16 San Luis Obispo Cerro Alto Mountain Comment
  OBI10492  Ceanothus hearstiorum Robert F. Hoover 1968-4-20 11066 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  UC1070603  Ceanothus impressus H. C. Lee 1936-2-1 377 San Luis Obispo 1.6 mi e Black Lake; Arroyo Grande quad., San Luis Obispo 30 Comment
  UC570457  Ceanothus impressus William S. Cooper 1933-8-17 33 -120 San Luis Obispo Los Berros Comment
  POM180022  Ceanothus impressus var. nipomensis Lester Rowntree 1931-04 s.n. San Luis Obispo Nipomo mesa Comment
  OBI74307  Ceanothus leucodermis Theo Fitanides, Anthony Baniaga 2010-3-26 75 San Luis Obispo Tierra Redonda Mtn BLM ACEC 577 Comment
  UCR122497  Ceanothus leucodermis George K. Helmkamp, E. A. Helmkamp 2001-5-2 6606 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  UC455339  Ceanothus leucodermis E. P. Unangst 1907-4-9 San Luis Obispo Larson's Ranch Templeton Comment
  CAS-BOT-BC32696  Ceanothus maritimus Robert Francis Hoover 1948-1-24 7411 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State Hwy 1. Comment
  OBI72983  Ceanothus maritimus D. R. Miller, E. A. Appel 2010-2-14 210 .903 San Luis Obispo W side of hwy 1 from near road to falling off with bluff erosion. 1.8 mi N of Arroyo de la Cruz bridge Comment
Read comments
Feb 16 2019
  SBBG14326  Ceanothus maritimus R. Gankin, W. R. Russell 1962-2-22 340 San Luis Obispo hill just S of Arroyo de la Cruz, 0.5 mi E of Hwy 1, 9.4 mi NW of entrance to Hearst State Historical Monument Comment
  UCSC010730  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  RSA0005489  Ceanothus maritimus Robert F. Hoover 1948-1-24 7411 San Luis Obispo 1.8 miles N of Arroyo de la Cruz on Hwy 1 Comment
  CAS-BOT-BC51482  Ceanothus oliganthus D. E. Breedlove 1962-4-16 2295 San Luis Obispo 9.3 miles Southwest of Arroyo Seco Guard Station on road to Jolon; Santa Lucia Mountains 914 Comment
  CAS-BOT-BC51583  Ceanothus oliganthus var. sorediatus R. F. Hoover 1964-4-15 8724 San Luis Obispo Ridge Northwest of Cuesta Pass Comment
  CAS-BOT-BC51569  Ceanothus oliganthus var. sorediatus Roxana S. Ferris 1929-4-13 7517 San Luis Obispo foot of the Cuesta Grade, northern side Comment
  CAS-BOT-BC51573  Ceanothus oliganthus var. sorediatus Ira L. Wiggins 1929-4-13 3464 San Luis Obispo Northeast of Cuesta Grade Comment
  JEPS42438  Ceanothus oliganthus var. sorediatus W. L. Jepson 1927-4-26 11965 a San Luis Obispo w Santa Margarita (hills) Comment
  OBI10352  Ceanothus oliganthus var. sorediatus B. A. Smith 1966-4-14 32 San Luis Obispo Cuesta Ridge 1 mi W of hwy 101 Cuesta Summit Comment
  UC615435  Ceanothus oliganthus var. sorediatus Beryl O. Schreiber 1934-4-1 1083 San Luis Obispo road to Santa Margarita from Pozo; road to Santa Margarita from Pozo Comment
  OBI10406  Ceanothus papillosus Robert F. Hoover 1964-5-15 8890 San Luis Obispo Pine Top Mt, S of San Carpoforo Crk Comment
  OBI39190  Ceanothus papillosus Tim Gaskin 1982-4-26 s.n. San Luis Obispo Along trail between Stony Crk and Caldwell Mesa Comment
  UC1071242  Ceanothus papillosus H. C. Lee 1936-4-29 582 San Luis Obispo 1 1/4 mi n Santa Manuela School; Nipomo Quadrangle Comment
  CAS-BOT-BC51235  Ceanothus papillosus R. W. Summers 1888-3-18 s.n. San Luis Obispo Canyon, Coast Range leading into Los Osos (Bears') Valley Comment
  RSA122443  Ceanothus papillosus var. roweanus H. C. Lee 1937-5-8 887 San Luis Obispo 3.5 miles SW of Templeton, Paso Robles. 488 Comment
  RSA159990  Ceanothus ramulosus Clare B. Hardham 1960-4-2 5275 San Luis Obispo Black Mtn. 579 Comment
  UC1071376  Ceanothus spinosus C. M. Belshaw Apr 1936 1731 San Luis Obispo Davis Canyon San Luis Obispo Quad. Comment
  UC1071409 Image available Ceanothus thyrsiflorus B. Bolt 1936-3-11 605 San Luis Obispo 2 1/4 mi S. of mouth Osos Creek (Plot No. 73); Cayucos Quadrangle Comment
  OBI32212  Ceanothus thyrsiflorus var. thyrsiflorus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14371 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG117861  Centaurea calcitrapa J. Olson 2000-6-16 San Luis Obispo near Operating Engineers Training Trust pond and inlet to Chorro Reservoir; Camp San Luis Obispo 250 Comment
  RSA605589  Centaurea calcitrapa Steven A. Junak, Tina J. Ayers 1989-6-28 4109 San Luis Obispo Along Chorro Valley Rd, between California Men's Colony & Chorro Reservoir. 152 Comment
  OBI16873  Centaurea melitensis Robert F. Hoover 1964-6-6 8939 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UCD130079  Centaurea solstitialis Ernest C. Twisselmann 1958-9-20 4801 San Luis Obispo San Luis Obispo: Highway U.S. 466, 1 mile east of Shandon. 304 Comment
  UCR123173  Centaurium davyi George K. Helmkamp, E. A. Helmkamp 2002-4-16 7415 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  CAS-BOT-BC288659  Centromadia fitchii Ernest C. Twisselmann 1954-9-26 1580 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Soda Lake Rd, 2 miles S of Simmler, Carissa Plains 609 Comment
  CAS-BOT-BC288660  Centromadia fitchii Clare B. Hardham 1958-8-16 3905 San Luis Obispo Santa Lucia Mts. Oak Flat School Rd, 0.25 mile E of school Comment
  OBI80430  Centromadia parryi David J. Keil 1992-8-3 23616 San Luis Obispo Laguna Lake Park. 170 Comment
  CAS-BOT-BC272801  Centromadia parryi subsp. congdonii R. F. Hoover 1969-8-15 11545 San Luis Obispo Valley west of Mt. Bishop Comment
  OBI54882  Centromadia pungens subsp. pungens David J. Keil 1996-9-13 26030 San Luis Obispo Along Shell Creek Rd, ca. 1/4-3/4 mi N of Hwy 58 Comment
  POM98103  Cercocarpus betuloides Philip A. Munz 1925-3-25 9200 San Luis Obispo Morro Creek. 305 Comment
  RSA215208  Cercocarpus betuloides Mary E. Wall 1933-4-20 20 San Luis Obispo Santa Margarita, at Eldorado School Comment
  SBBG16248  Cercocarpus betuloides var. betuloides M. A. Piehl 1963-4-20 6372 San Luis Obispo ca. 0.75 mi W of Hwy 101 at Cuesta Summit Comment
  CAS-BOT-BC137161  Cercocarpus betuloides var. betuloides Ernest C. Twisselmann 1955-7-22 2281 San Luis Obispo Upper Navajo Canyon 792 Comment
  UC1296062  Cercocarpus betuloides var. betuloides R. F. Hoover 1947-3-19 6685 San Luis Obispo n of Arroyo Grande (head of Carpenter Canyon); Carpenter Canyon Comment
  OBI10200  Cercocarpus montanus var. glaber Robert F. Hoover 1946-9-15 6407 San Luis Obispo E slopes of La Panza range Comment
  OBI10209  Cercocarpus montanus var. glaber A. Ahmad 1963-4-21 12 San Luis Obispo San Luis Obispo Gardens Comment
  OBI55177  Chaenactis glabriuscula var. glabriuscula Greg Frugoli 1997-4-15 58 San Luis Obispo On Quail rd (4-wd); La Panza Range, Los Padres NF (hwy 58 burn area) 701 Comment
  UC2027569  Chaenactis glabriuscula var. heterocarpha David J. Keil with Matt Ritter, Dan Sinton, et al. 2012-4-12 31257 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road. Comment
  OBI16799  Chaenactis glabriuscula var. lanosa Robert F. Hoover 1967-3-28 10319 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI75504  Chaenactis glabriuscula var. lanosa Jenner Whitt 2003-4-14 54 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  CAS-BOT-BC277614  Chaenactis glabriuscula var. lanosa Eben McMillan 1952-4-26 59 San Luis Obispo Gillis Canyon, 2 mi. S., 4 mi. E. Shandon Comment
  CAS-BOT-BC279630  Chaenactis stevioides R. F. Hoover 1952-4-20 8148 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  OBI16823  Chaenactis stevioides Robert F. Hoover 1952-5-25 8239 San Luis Obispo S end of Soda Lake, Carrizo Plain Comment
  UC2027008  Chaenactis stevioides Greg Wilvert 2005-3-27 54 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.1km NW of Wells Canyon Comment
  JEPS9021  Chaenactis stevioides W. L. Jepson 1932-4-3 16232 San Luis Obispo Elkhorn Scarp Temblor Range, Elkhorn Scarp 670 Comment
  RSA595237  Chamaesyce polycarpa var. polycarpa R. S. Woglum 1938-4-22 1568 C San Luis Obispo Inner Coast Ranges, Cottonwood Pass northeast of Cholame. Comment
  OBI79789  Chasmanthe floribunda David J. Keil 2013-2-22 31550 San Luis Obispo Morro Bay. 399 Quintana Road. Vacant lot between Highway 1 freeway embankment and Quintana Road 25 Comment
  OBI79780  Chenopodium album David J. Keil 2012-7-18 31456 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  CAS-BOT-BC426304  Chenopodium album R. F. Hoover 1964-8-13 9236 San Luis Obispo Mouth of Morro Creek Comment
  CDA17551  Chenopodium californicum Austin Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes, just S. of Jack Lake. 22 Comment
  UCR8970  Chenopodium californicum J. Patman 1963-4-13 115 San Luis Obispo Central Coast, just south of Oceano 6 Comment
  OBI17238  Chenopodium californicum Robert F. Hoover 1967-4-16 10462 San Luis Obispo Pass at SE end of Carrizo plain Comment
  OBI81400  Chenopodium californicum Tracey Call, Viola Call 1963-4-12 2171 San Luis Obispo Two miles south of Atascadero 366 Comment
  RSA63058  Chenopodium carnosulum var. patagonicum L. S. Rose 1950-5-13 50116 San Luis Obispo Oso Flaco Lake region Comment
  CAS-BOT-BC214854  Chenopodium littoreum R. F. Hoover 1966-5-15 9856 San Luis Obispo Jack Lake Comment
  SDSU20265  Chenopodium littoreum Michael G. Simpson, Nuri Benet-Pierce, John Pierce, Lori Simpson 2012-6-9 3696 San Luis Obispo Ca. 0.1 mile west of junction of Calendar Road and Hwy 1 (Cabrillo Hwy.), ca. 300 feet west of railroad tracks, beyond fence, ca. 0.4 mile southeast of Black Lake. 36 Comment
  OBI17203  Chenopodium murale Robert F. Hoover 1964-6-10 9011 San Luis Obispo Avila Comment
  OBI17760  Chenopodium murale Dave Imper 1977-3-21 70 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 107 Comment
  OBI81294  Chenopodium murale George Procida, Taylor Wigglesworth 2015-5-6 13 San Luis Obispo Los Osos at intersection of Humboldt Street and Howard Avenue. Comment
  OBI26514  Chenopodium murale Kathlene Henry 1979-7-29 29 San Luis Obispo So. Higuera Rd, 500 ft S of Tank Farm Rd 37 Comment
  CDA1894  Chloris virgata T. C. Fuller, R. Henderson 1959-9-28 3087 San Luis Obispo Shandon. 0 Comment
  CAS-BOT-BC184859  Chloris virgata Ernest C. Twisselmann 1968-10-21 15028 San Luis Obispo Estrella Plains. Buena Vista Drive, 0.4 mile north of Highway 46. 213 Comment
  CAS-BOT-BC184860  Chloris virgata Ernest C. Twisselmann 1968-10-21 15028 San Luis Obispo Estrella Plains. Buena Vista Drive, 0.4 mile north of Highway 46. 213 Comment
  OBI44864  Chlorogalum pomeridianum David J. Keil 1979-7-1 13130 San Luis Obispo ridge between prefumo and See cyns. About 5 mi from jctn of Los Osos Valley rd and Prefumo cyn Rd Comment
  SBBG118275  Chlorogalum pomeridianum var. minus E. Painter, M. Wetherwax 2000-6-14 SLO 154 San Luis Obispo N side of Guard Hill, on steep NNE-facing slope; Camp San Luis Obispo 220 Comment
  OBI27373  Chondrilla juncea Robert L. Allen Jan-78 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
  RSA0028291  Chorispora tenella David J. Keil 2008-4-17 30513 San Luis Obispo Highway 166, 1.2 miles west of junction with Highway 33. Cuyama Valley east of Cuyama. 720 Comment
  SBBG88976  Chorizanthe C. F. Smith 1987-4-16 12102 San Luis Obispo Guadalupe Oil Field, N of Santa Maria River, ca. 100 yards plus from the beach Comment
  HSC35444  Chorizanthe angustifolia J. D. Ackerman, A. M. Montalvo 1975-6-25 515 San Luis Obispo Baywood Park, S end of Morro Bay, E end of Santa Ysabel Ave. near 16th St. Comment
  SBBG99168  Chorizanthe angustifolia C. F. Smith 1952-4-23 3299 San Luis Obispo Nipomo Mesa, W of Nipomo and N of Guadalupe Comment
  UC52640  Chorizanthe angustifolia Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC178930  Chorizanthe angustifolia Ernest C. Twisselmann 1959-5-23 5271 San Luis Obispo Pecho Hills, just N of the mouth of Hazard Canyon 45 Comment
  CAS-BOT-BC178982  Chorizanthe biloba R. F. Hoover 1946-6-16 6172 San Luis Obispo W slope of Carrizo Plain, at tops of grade leading from San Jaun River Comment
  OBI72193  Chorizanthe biloba var. biloba M. Wetherwax & E. L. Painter, E. L. Painter 2001-6-13 CR 252 San Luis Obispo Camp Roberts. above boundary rd at S end of installation, above San Marcos Crk 300 Comment
  CAS-BOT-BC191778  Chorizanthe breweri Marcus E. Jones 1882-5-6 3234 San Luis Obispo San Luis Obispo Comment
  SBBG117984  Chorizanthe breweri M. Wetherwax, E. Painter 2000-6-11 SLO 125 San Luis Obispo SSW of Chorro Reservoir, W side of rd between reservoir and California Mens Colony prison 230 Comment
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May 8 2006
  OBI56220  Chorizanthe breweri Clare B. Hardham 1960-6-3 5989 San Luis Obispo Cuesta Sargent Cypress Forest Comment
  SBBG93908  Chorizanthe breweri S. A. Junak, T. Ayers 1989-6-22 4085 San Luis Obispo N side of USFS Rd 29S11.3 just SW of television towers, ca. 3 mi W of US Hwy 101, along old rd cut 752 Comment
  CAS-BOT-BC191478  Chorizanthe diffusa R. F. Hoover 1964-7-11 9182 San Luis Obispo 3 mi NW of Nipomo Comment
  CAS-BOT-BC191489  Chorizanthe diffusa K. Brandegee 85 San Luis Obispo Price Canon [canyon] Comment
  OBI11239  Chorizanthe diffusa Robert F. Hoover 1969-6-5 11368 San Luis Obispo Oak Park district, Arroyo Grande Comment
  UCR122513  Chorizanthe douglasii George K. Helmkamp, E. A. Helmkamp 2001-5-2 6630 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 Comment
  OBI11230  Chorizanthe douglasii Neil Havlik 1968-4-20 160 San Luis Obispo E of Salinas River Bridge, 2.5 mi E of Santa Margarita on hwy 58 Comment
  SBBG1406  Chorizanthe douglasii C. B. Hardham 1956-6-3 851 San Luis Obispo hills N of Triguero Crossing of Nacimiento River Comment
  CAS-BOT-BC256947  Chorizanthe membranacea Ernest C. Twisselmann 1962-4-27 7020 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3 miles south of Cholame 548 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
  SBBG117986  Chorizanthe palmeri E. Painter, M. Wetherwax 1999-7-13 SLO 5 San Luis Obispo WNW of Chorro Reservoir, above water treatment plant; Camp San Luis Obispo 200 Comment
  CAS-BOT-BC252741  Chorizanthe palmeri R. F. Hoover 1948-6-29 7552 San Luis Obispo Lower Tar Srping Creek Comment
  OBI11202  Chorizanthe palmeri Robert F. Hoover 1948-6-29 7552 San Luis Obispo Lower Tar Spring Crk Comment
  UCD41386  Chorizanthe palmeri Susan Harrison 2004-5-30 s.n. San Luis Obispo San Luis Obispo County: San Simeon Road, Bianchi Property. 152 Comment
  UC1136058  Chorizanthe staticoides H. C. Lee 1936-5-26 629 San Luis Obispo 1/2 mi s Avenales R.S.; Nipomo Quad., Santa Barbara National Forest Comment
  JEPS116684  Chorizanthe staticoides David Gowen 2006-6-1 595 San Luis Obispo Las Pilitas Rd. ca. 0.5 mile from its junction with Park Hill Rd. Comment
  CAS-BOT-BC247818  Chorizanthe uniaristata Ernest C. Twisselmann 1956-6-26 3014 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Temblor Mountains east of the Mariannas [Mariana] Ranch 1066 Comment
  CAS-BOT-BC255370  Chorizanthe xanti var. xanti R. F. Hoover 1967-6-4 10608 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  SBBG94415  Chorizanthe xanti var. xanti R. F. Hoover 1967-6-4 10608 San Luis Obispo cyn in Temblor Range near N end of Elkhorn Plain Comment
  OBI63036  Cichorium intybus D. R. Miller, Elizabeth Appel 2002-7-13 702 /758 San Luis Obispo PIne Mtn Region; N fork at Arroyo laguna, near hwy 1 Comment
  RSA201626  Cicuta maculata var. angustifolia Robert F. Hoover 1947-7-27 7337 San Luis Obispo Black Lake Canyon, south of Arroyo Grande Comment
  CAS-BOT-BC285473  Cirsium occidentale var. californicum Roxana S. Ferris 1939-6-6 9771 San Luis Obispo One eighth of mile east of Templeton Comment
  SD264766  Cirsium occidentale var. californicum David Keil 1998-6-8 27673 San Luis Obispo Between Creston & Shandon along Hwy 41, 4.3 road miles NE of junction with La Panza Rd, 0.2 miles SW of junction with Amber Hills Rd. Comment
  OBI77441  Cirsium occidentale var. coulteri Clifton F. Smith 1946-7-15 1690 San Luis Obispo Mission Cyn rd near jctn of Las Canoas rd, Mission cyn, SB Comment
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May 16 2013
  OBI16736  Cirsium occidentale var. occidentale Robert F. Hoover 1964-8-14 9258 San Luis Obispo Jack Lake Comment
  OBI57637  Cirsium occidentale var. venustum David J. Keil 1998-6-1 27564 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  UC454295  Cirsium rhothophilum Condit and Ewing 1908-11-14 San Luis Obispo Oceano Comment
  OBI32347  Cirsium vulgare David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15924 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  OBI47447  Citrullus lanatus var. lanatus Arthur P. Devlin 1972-7-26 2 San Luis Obispo In vacant lot about 100 yds from the ocean in Pismo Beach Comment
  JEPS43714  Clarkia affinis Miss Rhoda Reed 1914-6-12 461 San Luis Obispo Yorks Hill Atascadero Comment
  POM280692  Clarkia bottae Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Cholame. Comment
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Jan 15 2020
  UCD104366  Clarkia bottae Daryl Koutnik 1978-6-19 525 San Luis Obispo San Luis Obispo County: Prefumo Canyon. 243 Comment
  OBI58562  Clarkia cylindrica David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27494 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., 15 road miles NE of junction with Hwy 1. Hearst Ranch near Pine hut and Rocky Butte (35 deg. 42.164' N x 121 deg. 05.781' W). 853 Comment
  OBI70831  Clarkia cylindrica David J. Keil, with V. L. Holland 2009-4-28 30592 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
  POM153213  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-4 6 San Luis Obispo North side of Cuesta Pass, one mile from summit 400 Comment
  UC1293862  Clarkia prostrata E. K. Balls 1958-7-16 23546 San Luis Obispo 1.5 mi n Cambria (State Hwy. 1) 15 Comment
  SBBG21330  Clarkia purpurea subsp. quadrivulnera J. Patman 1963-5-30 San Luis Obispo rd to Nipomo, S of Oceano, E of Hwy 1 Comment
  UC54882  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1886-5-21 San Luis Obispo Arroyo Grande Comment
  OBI29884  Clarkia purpurea subsp. quadrivulnera Kristin Bryan and Carol Radike, Carol Radike 1980-6-8 11 San Luis Obispo Ca. 2 mi W of jctn with rd to Cholame on hwy 58, W of Calif Valley Comment
  UC1392605  Clarkia purpurea subsp. viminea R. F. Hoover 1969-5-3 11287 San Luis Obispo 4 mi w Nipomo Comment
  CAS-BOT-BC165249  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-3 4 San Luis Obispo Price Canyon, 1 mile south of Edna 60 Comment
  RSA495268  Clarkia speciosa subsp. immaculata L. D. Gottlieb 1988-6-22 8828 San Luis Obispo On Osmunde Road, 1.9 miles north of intersection with Noyes Road, the north end of the population is near a mailbox labeled on its north side 625 and on its south side Box 246, Route3 Comment
  UC1122458  Clarkia speciosa subsp. speciosa H. C. Lee 1937-5-24 993 San Luis Obispo 1 1/2 mi se Creston; Paso Robles Quadrangle (130D) Comment
  CAS-BOT-BC165373  Clarkia speciosa subsp. speciosa H. Bryan Reed 1941-5-26 s.n. San Luis Obispo Near Creston Comment
  JEPS13313  Clarkia speciosa subsp. speciosa Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-23 5176 San Luis Obispo 3.1 mi e Paso Robles Airport (Sherwood Field) (along dirt road floowing creek drainage to Creston); Huerhuero Creek 243 Comment
  JEPS43847  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-4 8 San Luis Obispo 3 mi s Atascadero 275 Comment
  RSA122162  Clarkia speciosa subsp. speciosa H. C. Lee 1937-5-17 948 San Luis Obispo 3/4 [or 1.75?] mile north of Linnie 274 Comment
  UCR160299  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2005-6-9 9601 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
  RSA209522  Clarkia unguiculata E. C. Twisselmann 1967-5-23 13108 San Luis Obispo Cottonwood Pass, eastern San Luis Obispo County 503 Comment
  UC1072004  Clarkia unguiculata H. Lewis, R. Snow, D. Steffanson, F. Ball 1949-6-7 578 San Luis Obispo 0.3 mi s Cuesta Summit (Highway 101 n of San Luis Obispo) Comment
  UC1136734  Claytonia parviflora subsp. parviflora W. A. Peterson 1937-3-16 610 San Luis Obispo 1.5 mi wsw La Panza Ranch; La Panza Quad. 518 Comment
  SBBG104832  Clematis lasiantha M. D. Proctor, E. A. Young 1993-3-20 ROB 302 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir, Camp San Luis Obispo Comment
  OBI13502  Clinopodium mimuloides Robert F. Hoover 1964-7-12 9200 San Luis Obispo Cultivated at SLO. Transplanted from Lopez Cyn, where it grew on wet face of cliff Comment
  JEPS86596  Collinsia bartsiifolia var. davidsonii L. R. Heckard with Jim Hickman et al. 1987-4-10 6647 San Luis Obispo Calf Canyon Rd. ne Santa Margarita (along Shell Creek Rd, ca 0.5 mi n of route 58); ne of Santa Margarita Comment
  UC1032591  Collinsia bartsiifolia var. davidsonii E. Armstrong 1934-4-1 1180 San Luis Obispo Snycline Hill; La Panza Quad 609 Comment
  RSA647823  Collinsia heterophylla Charles D. Dunn 1972-4-15 s.n. San Luis Obispo Perfumo Canyon 61 Comment
  UCR159852  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-12 9636 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  RSA709069  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-12 9636 San Luis Obispo South Coast Range: along Hwy CA-58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita. 358 Comment
  UCR134399  Collinsia heterophylla var. heterophylla George K. Helmkamp, E. A. Helmkamp 2001-4-29 6593 San Luis Obispo Irish Hills, Prefumo Cyn Rd., 2.8 miles west of Los Osos Valley Rd., SW of San Luis Obispo 91 Comment
  OBI066110  Collomia heterophylla D. R. Miller 1994-5-11 594 -343 San Luis Obispo Main road edge near Egeberg's orchard: San Simeon creek drainage 600 Comment
  OBI11584  Collomia heterophylla R. F. Hoover 1964-5-13 8844 San Luis Obispo Santa Rita Crk W of Templeton Comment
  SBBG104372  Conium maculatum D. A. Young, F. L. Johnson 1992-6-17 ROB 49 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  OBI65970  Conium maculatum Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-8 27 San Luis Obispo Central Coastal Wetlands GIS (CCCWGIS). Along Gilardi Rd at Silhouette Shooting range N of hwy 1 56 Comment
  POM262029  Conium maculatum I. L. Wiggins 1929-5-24 3749 San Luis Obispo 1.5 miles east of Templeton Comment
  RSA470557  Conium maculatum F. R. Fosberg 1931-6-7 54982 San Luis Obispo Cuesta. 350 Comment
  OBI31213  Cordylanthus rigidus subsp. rigidus Julie M. Vanderwier 1979-8-17 186 San Luis Obispo Indian Knob Tar Sands Comment
  JEPS15408  Cordylanthus rigidus subsp. rigidus Helen-Mar Wheeler 1956-8-27 San Luis Obispo Hillside between Edna and Pismo Beach Comment
  CAS-BOT-BC287791  Coreopsis bigelovii R. F. Hoover 1947-4-4 6894 San Luis Obispo W side of Cottonwood Pass Comment
  UC572638  Coreopsis calliopsidea N. H. French 1937-3-9 879 San Luis Obispo Carrizo Plains McKittrick Quadrangle, Carrizo Plains 609 Comment
  UC1284966  Coreopsis calliopsidea R. F. Hoover 1949-4-2 7568 San Luis Obispo at foot of Cottonwood Pass grade, on steep hillside Cholame Valley Comment
  UC1285424  Coreopsis douglasii R. F. Hoover 1950-3-28 7769 San Luis Obispo Poly Canyon San Luis Obispo, Poly Canyon Comment
  UC1051672  Coreopsis gigantea Francia Chisaki and Helen K. Sharsmith 1950-5-13 San Luis Obispo s of Oso Flaco Lake 15 Comment
  CAS-BOT-BC101470  Corethrogyne filaginifolia R. F. Hoover 1952-11-1 8275 San Luis Obispo Caliente Mt. Comment
  UC1392801  Corethrogyne filaginifolia Robert F. Hoover 1969-9-21 11602 San Luis Obispo s end Morro Bay Comment
  CAS-BOT-BC101410  Corethrogyne filaginifolia Ernest C. Twisselmann 1955-10-1 2422 San Luis Obispo Morro Bay sand bars, near Park Headquarters 0 Comment
  CAS-BOT-BC210346  Cornus sericea Ernest C. Twisselmann 1959-4-10 5038 San Luis Obispo Irish Hills: Perfumo Canyon 106 Comment
  UC1953333  Cotoneaster lacteus David Keil 2000-1-24 28417 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. Along Rodeo Grounds Road. Comment
  JEPS30895  Cotula coronopifolia John H. Thomas 1959-3-20 7566 San Luis Obispo about 17 mi s San Luis Obispo (along the coast); Oso Flaco Lake 7 Comment
  OBI31976  Cotula coronopifolia David J. Keil, Eric Wise 1981-5-24 14824 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI51270  Cotula coronopifolia Jan Barber 1994-4-2 137 San Luis Obispo San Simeon State Park. Vernal pool closest to Washburn campground Comment
  UCR157976  Cotula coronopifolia George K. Helmkamp, E. A. Helmkamp 1998-6-30 4207 San Luis Obispo South Coast Range, Alamo Creek Rd, 0.9 mile north of Calif. Hwy 166, near Twitchell Reservoir 320 Comment
  UC31283  Cotula coronopifolia Mrs. R. W. Summers 8 San Luis Obispo Comment
  CAS-BOT-BC427828  Crassula connata R. F. Hoover 1967-5-13 10574 San Luis Obispo Coast west of Cambria. Comment
  CAS-BOT-BC427824  Crassula connata Ernest C. Twisselmann 1963-4-24 8101 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, near the summit 579 Comment
  UC1945186  Crassula tetragona David Keil 2001-7-10 29638 San Luis Obispo Pismo Beach at Boosinger Park, vicinity of intersection of Lemoore and Wadsworth. Comment
  RSA0027871  Cressa truxillensis Greg Wilvert 2005-7-20 505 San Luis Obispo Southeast half of the Caliente Range: Along Pipeline Rd. 929 Comment
  OBI17159  Crocanthemum scoparium Robert F. Hoover 1946-10-20 6521 San Luis Obispo Huasna district Comment
  OBI17677  Crocanthemum scoparium Dave Imper 1977-1-8 40 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  OBI14415  Croton californicus T. Elliott 1966-4-10 14 San Luis Obispo Oceano State Park Comment
  OBI51279  Croton setiger Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .14 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  UCD142191  Croton setiger Ernest C. Twisselmann 1958-8-17 4680 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley; Eastern San Luis Obispo County, Dorothy Twisselmann Ranch. 640 Comment
  UCD59920  Crypsis schoenoides Ernest C. Twisselmann 1969-11-4 16326 San Luis Obispo San Luis Obispo County: Twisselmann Lake. San Andreas Fault at the summit of Palo Prieta Canyon. 701 Comment
  OBI43396  Crypsis schoenoides Eric Wise 1981-9-17 1117 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Plant Comment
  JEPS86506  Cryptantha Roy E. Buck 1988-3-29 852 San Luis Obispo 6 air km ne New Cuyama, Santa Barbara County (n-nw-facing side slopes of draw on e-facing lowermost slope of Padrones Canyon, ca 1.0 air km nne of mouth of Padrones Canyon (e side)); Caliente Range, Padrones Canyon 707 Comment
  OBI28427  Cryptantha Karin Long 1982-4-3 s.n. San Luis Obispo 2 mi into Montana de Oro State park. On site 2, an ecotone plant Comment
  OBI57014  Cryptantha clevelandii David J. Keil 1998-3-27 26481 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  SBBG118618  Cryptantha clevelandii M. Wetherwax, E. Painter 2002-4-21 CR 290 San Luis Obispo roadside, Training Area Q, near western boundary of installation; Camp Roberts 350 Comment
  OBI4116  Cryptantha clevelandii Donald Myrick 1971-4-8 2203 San Luis Obispo On Nipomo Mesa W of Nipomo Comment
  CDA15121  Cryptantha clevelandii var. clevelandii G. F. Hrusa 1998-4-25 14207 San Luis Obispo La Panza Range; E side of La Panza summit, near summit, Comment
  SD39862  Cryptantha clevelandii var. florosa Edith A. Purer 1933-7-20 5066 San Luis Obispo Northwest of Guadalupe Comment
  OBI47631  Cryptantha intermedia David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19262 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 838 Comment
  RSA666652  Cryptantha intermedia George K. Helmkamp, E. Helmkamp 2001-5-2 6634 San Luis Obispo La Panza Range; Hwy 58, 11.2 miles E of Santa Margarita., 35 27.57 N, 120 27.47 W 488 Comment
  UC604982  Cryptantha intermedia Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9437 San Luis Obispo 8 mi e Santa Margarita (on Mountain Road near its junction with State Highway 178) Comment
  SBBG81544  Cryptantha leiocarpa C. F. Smith 1975-5-13 10837 San Luis Obispo Guadalupe Oil Field, N of Santa Maria River Comment
  SD56903  Cryptantha leiocarpa E. R. Blakley 1962-5-23 5135 San Luis Obispo At west edge of Oso Flaco Lake, near outlet 14 Comment
  RSA0042400  Cryptantha microstachys LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6520 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
  SBBG23581  Cryptantha microstachys E. C. Twisselmann 1965-3-23 10497 San Luis Obispo hills at the summit of Palo Prieto Cyn 670 Comment
  OBI69506  Cryptantha muricata David J. Keil 2008-6-6 30529 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  UCD119942  Cryptantha muricata G. F. Hrusa 1995-5-28 12313 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area, ridge immediately SW of Radio Facility 2 (Peak 1). 630 Comment
  UC1285292  Cryptantha nemaclada R. F. Hoover 1952-5-24 8207 San Luis Obispo Caliente Mt. Comment
  OBI77741  Cryptantha nevadensis var. rigida Robert F. Hoover 1950-4-2 7805 San Luis Obispo Crocker Grade, Temblor range Comment
  SEINET10455969  Cryptantha oxygona Ira W. Clokey, Cleora B. Clokey 1937-4-13 Clokey 5825 San Luis Obispo South east corner San Luis Obispo Co. Brushy meadow. 800 Comment
  SEINET8555838  Cryptantha oxygona I. W. Clokey, C. B. Clokey 1937-4-13 5825 San Luis Obispo South east corner San Luis Obispo Co. 800 Comment
  UC1134226  Cupressus macrocarpa B. Bolt 1936-2-19 582 San Luis Obispo 2 mi nw Point Estero; Cayucas Quadrangle 60 Comment
  SEINET3558361 Image available Cupressus macrocarpa James Montgomery 1969-8-9 83277 a San Luis Obispo Morro Bay State Park. Comment
  UCR41021  Cupressus sargentii R. J. Rodin 1971-1-4 8448 San Luis Obispo Tassajara Creek c. 2 mi west of Hwy 101. 389 Comment
  SDSU1739  Cupressus sargentii D. F. Howe 1960-4-10 2844 San Luis Obispo 3 miles on road west of Cuesta Pass, 6 miles north of San luis Obispo. 732 Comment
  UCD133624  Cupressus sargentii Roman Gankin; S. G. Schultz 1965-3-29 460 San Luis Obispo San Luis Obispo County: Off road ca. .5 mile northeast of Burnett Peak. Comment
  UC1969517  Cuscuta David Keil 2001-8-24 29720 San Luis Obispo Foothill Road, 0.25 miles NNE of junction with Los Osos Valley Road. Comment
  CAS-BOT-BC215971  Cuscuta californica Alice Eastwood 1926-5-3 13772 San Luis Obispo Avila Comment
  OBI45346  Cuscuta californica David J. Keil, Eric Wise 1982-7-2 16292 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  UCR67875  Cuscuta californica var. breviflora David J. Keil 1986-5-31 19626 San Luis Obispo Central coast, Los Osos - Baywood Park area. Undeveloped area between end of Martingale Avenue and Eto Lake, Morro Bay area 46 Comment
  SD39895  Cuscuta californica var. californica Edith A. Purer 1932-8-28 4854 San Luis Obispo Oceana Comment
  OBI75282  Cylindropuntia californica David J. Keil, with George Butterworth 2011-9-23 31108 San Luis Obispo Highway 166 at gate to Chimineas Ranch 446 Comment
  CAS-BOT-BC287321  Cynara cardunculus R. F. Hoover 1964-6-9 9005 San Luis Obispo On and near Fredericks Street Comment
  OBI33299  Cynara cardunculus subsp. cardunculus Cheryl Boatman 1965-5-26 10 San Luis Obispo Growing native in S San Luis Obispo 63 Comment
  SBBG118304  Cynodon dactylon J. Olson 2000-7-11 San Luis Obispo Cantonment, across from Bldg 702 on Kern Rd; Camp San Luis Obispo Comment
  UCR175498  Cynoglossum grande Mark A. Elvin, Nic Huber 2006-3-30 4631 San Luis Obispo Central Coast, NE of San Luis Obispo: Reservoir Canyon near the junction with Hampton Canyon, on south side of the creek 244 Comment
  CAS-BOT-BC190353  Cynosurus echinatus R. F. Hoover 1964-6-12 9054 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  OBI3509  Cyperus eragrostis Lynch 1971-5-15 13 San Luis Obispo Cal Poly Campus, E end of Drumm Lake Comment
  OBI35100  Cyperus eragrostis Eric Wise 1981-7-26 938 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Shepperd's Reservoir, Cal Poly Comment
  OBI35109  Cyperus eragrostis Eric Wise 1981-9-2 1088 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. 5.2 mi S of Nacimiento Dam on G14 Comment
  UC1969533  Cyperus erythrorhizos David Keil 2010-10-21 30936 San Luis Obispo Whale Rock Reservoir, Cayucos. Comment
  UCR266202  Cyperus erythrorhizos David J. Keil, Kathleen Keil 2002-6-27 29895 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  CAS-BOT-BC114285  Cyperus esculentus V. F. Hesse 1958-7-22 3758 San Luis Obispo Damp roadside edges, Atascadero. Comment
  OBI66984  Cyperus involucratus David J. Keil 2000-6-28 28832 -3 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  OBI4236  Cyperus involucratus Karen Sopwith 1970-2-26 24 San Luis Obispo In open lot on corner of Grand Ave and Carfield St Comment
  CAS-BOT-BC114042  Cyperus squarrosus Clare Butterworth Hardham 1958-7-22 3757 San Luis Obispo Damp roadside edges, Atascadero Comment
  OBI58955  Dactylis glomerata David J. Keil, with Erik Frenzel 2001-4-19 29327 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range on coastal terrace overlooking the ocean. Just north of power plant facilities. Vicinity of 35.2156 deg. N x 120.8756 deg. W. 30 Comment
  UCD60276  Dactylis glomerata G. F. Hrusa 1995-5-28 12272 San Luis Obispo San Luis Obispo Co.: Between intersections of access roads to Mt. Low radio facility and Peak 1 radio facility with main ridge road. Black Butte Research Natural Area. 625 Comment
  CAS-BOT-BC186647  Danthonia californica Marcus E. Jones 1882-5-9 3248 San Luis Obispo San Luis Obispo Comment
  OBI73087  Danthonia californica David J. Keil, with Michael Curto and V. L. Holland 2000-5-10 28671 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon Comment
  OBI72832  Datisca glomerata Michael Walgren 2010-8-12 162 San Luis Obispo San Simeon State Park in crk bed of San Carpoforo Crk, W of hwy 1 Comment
  UCD107686  Datisca glomerata G. F. Hrusa 1987-6-15 5424 San Luis Obispo San Luis Obispo County: Above 2nd Fall, Big Falls Canyon above Lopez Cyn. Comment
  OBI9200  Datura wrightii Robert F. Hoover 1966-10-7 10123 San Luis Obispo Cuyama River at mouth of Chimney Cyn Comment
  CDA17747  Daucus pusillus Austin Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; Deep into eastern part of dunes ca. 2 mi. S of Oso Flaco Ck, NE of Hidden Willow Valley. 0 Comment
  CAS-BOT-BC299176  Deinandra corymbosa subsp. corymbosa H. M. Hall 1931-6-8 13140 San Luis Obispo Morro 300 Comment
  OBI79497  Deinandra fasciculata Michael Walgren 2014-4-23 407 San Luis Obispo Chevron Oil Company land east of Del Mar Park in north Morro Bay, growing in clay soil in grassland along a dirt road 51 Comment
  SBBG94022  Deinandra fasciculata S. A. Junak with T. J. Ayers 1989-6-28 4091 San Luis Obispo Cuesta Ridge Botanical Area, N of main rd (USFS Rd 29S11.3) just NW of KSBY Television towers, ca 2.7 mi W of Hwy 101 746 Comment
  CAS-BOT-BC293920  Deinandra fasciculata R. F. Hoover 1965-5-14 9364 San Luis Obispo East Fork Corral de Piedra Creek Comment
  OBI16142  Deinandra increscens subsp. increscens Robert F. Hoover 1966-9-13 9997 San Luis Obispo 2 mi N of Arroyo de la Cruz on Hwy 1 Comment
  OBI16151  Deinandra increscens subsp. increscens Robert F. Hoover 1969-9-15 11590 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  OBI16158  Deinandra increscens subsp. increscens Robert F. Hoover 1966-9-12 9978 San Luis Obispo Site of Bellevue-Santa Fe school, just N of Hidden Valley Hot Springs Comment
  CAS-BOT-BC299954  Deinandra kelloggii David D. Keck 1934-4-26 2792 San Luis Obispo Cottonwood Canyon east side of Cottonwood Pass, eastern San Luis Obispo County, 7.5 mi. N.E. of Cholame Comment
  CAS-BOT-BC299958  Deinandra kelloggii Clare B. Hardham 1956-10-23 1476 San Luis Obispo Hale Ranch, Atascadero, Santa Lucia Mountains Comment
  CAS-BOT-BC299963  Deinandra kelloggii Ernest C. Twisselmann 1955-7-22 2275 San Luis Obispo Vaquero Water Hills, La Panza Range 512 Comment
  OBI16239  Deinandra lobbii Robert F. Hoover 1946-9-22 6441 San Luis Obispo W of Paso Robles on rd to Adelaida Comment
  UC1285429  Deinandra pentactis R. F. Hoover 1946-9-14 6374 San Luis Obispo Santa Margarita Comment
  UC2027239  Deinandra pentactis David J. Keil with V. L. Holland 2013-6-12 31806 San Luis Obispo Templeton. 830 Templeton Road. Comment
  UCD77756  Deinandra pentactis Robert E. Preston 1998-6-12 1115 San Luis Obispo San Luis Obispo County: 17 mi E of Santa Margarita, on N side of Hwy 58, 0.5 mi E of Wilson Corner 487 Comment
  JEPS8784  Deinandra pentactis Rimo Bacigalupi with G. T. Robbins 1954-5-13 4455 San Luis Obispo along road from Union School to Geneseo School (at crossing of Dry Creek) 320 Comment
  UC338212  Deinandra pentactis unknown 1887-1-1 4607 San Luis Obispo Comment
  CAS-BOT-BC292110  Delairea odorata Ernest C. Twisselmann 1965-11-2 11711 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  CDA24271  Delphinium gypsophilum Dr. Little 1932-6-7 San Luis Obispo San Luis Obispo. 0 Comment
  OBI65127  Delphinium gypsophilum Greg Wilvert 2005-5-10 391 San Luis Obispo SE Half of the Caliente Range. Horse Cyn Comment
  SEINET7063730  Delphinium gypsophilum A. G. Vestal 1947-4-21 s.n. San Luis Obispo About 2.5 miles northeast of Estrella on Parkfield Road (Von Bollen Road). UTM Zone 10, 717564mE, 3953148mN. (WGS84/NAD83). 290 Comment
  LA38443  Delphinium gypsophilum Mildred E. Mathias; 1950-4-27 824 B San Luis Obispo Carrizo Plains near Soda Lake Comment
  OBI57164  Delphinium gypsophilum Clifton F. Smith 1993-6-2 12462 San Luis Obispo Alongrd to crests of Caliente Range, 5.5 mi from gate on Russell Ranch in lower Cuyama valley oilfields Comment
  OBI58593  Delphinium gypsophilum David J. Keil 1998-5-4 27070 San Luis Obispo Hwy 58, 0.3 road mi E from junction with La Panza Road (35 deg. 27.957' N x 120 deg. 22.985' W) 503 Comment
  POM280728  Delphinium gypsophilum subsp. gypsophilum Henry J. Ramsey, Henry J. Ramsey 1940-4-30 s.n. San Luis Obispo North of McKittrick Comment
  SBBG117454  Delphinium gypsophilum subsp. parviflorum E. Painter, M. Wetherwax 2001-5-16 CR 240 San Luis Obispo above Boy Scout Rd, above Nacimiento River; Camp Roberts 194 Comment
  UC1126033  Delphinium parryi P. L. Johannsen 1936-3-21 720 San Luis Obispo 1 mi ne junct. S. L. Obispo Cr. and Reservoir Canyon (Plot 6); San Luis Obispo Quadrangle Comment
  UCD96300  Delphinium parryi Ernest C. Twisselmann 1962-5-17 7168 San Luis Obispo San Luis Obispo County: Goldtree Hills, about 0.5 mile south of Grant's Lake. 541 Comment
  OBI19906  Delphinium parryi subsp. parryi Walter F. Chesebro 1978-5-6 109 San Luis Obispo Aveanles Reserve. Hwy 58 Comment
  OBI58620  Delphinium parryi subsp. parryi David J. Keil 1998-4-30 27007 San Luis Obispo Carrizo Plain. Small sandstone hill 4.2 mi S of junction with 7 Mile Rd. and Soda Lake Rd, 0.2 mi W of Soda Lake Rd, just N of small dirt road. Comment
  CAS-BOT-BC17126  Delphinium recurvatum Ernest C. Twisselmann 1955-4-26 1900 San Luis Obispo Alkaline sinks 1 mile north of Soda Lake 640 Comment
  CAS-BOT-BC17132  Delphinium recurvatum Eben McMillan 1958-4-18 43 -4 San Luis Obispo Low hills southeast of Soda Lake 670 Comment
  LA38384  Delphinium umbraculorum Lewis; Epling 691 San Luis Obispo 3.7-4 mi. S of Klau Comment
  UC1018259  Delphinium umbraculorum H. Lewis and C. Epling 1947-5-2 691 San Luis Obispo 3.7-4 mi s Klau Comment
  CAS-BOT-BC7882  Delphinium variegatum Alice Eastwood; John Thomas Howell 1937-4-22 3857 San Luis Obispo 5 miles east of Templeton on road to Creston Comment
  OBI58625  Delphinium variegatum David J. Keil 1998-4-20 26891 San Luis Obispo North of Nacimiento Lake, 1.8 miles south west from junction with Interlake Road on Lynch Canyon Road. Comment
  RSA149656  Delphinium variegatum C. Epling, Harlan Lewis 1943-4-23 32 San Luis Obispo Santa Margarita Comment
  OBI11823  Dendromecon rigida Jesse Arnold 1964-2-16 9 San Luis Obispo 0.6 mi SW of summit, on road to Black Mt, Los Padres Natl Forest 808 Comment
  OBI22299  Deschampsia cespitosa Larry E. Brown 1971-7-24 2084 San Luis Obispo Around edge of a small tarn lake near Tioga Pass in the Inyo Natl Forest Comment
  CAS-BOT-BC201726  Deschampsia elongata W. A. Silveus 1938-6-21 2822 San Luis Obispo Cambria Pines Comment
  RSA180231  Deschampsia elongata Clare B. Hardham 1959-5-15 4669 San Luis Obispo Santa Lucia Mountains; Headwater Las Tables Creek Comment
  OBI65045  Descurainia pinnata Greg Wilvert 2005-4-16 248 San Luis Obispo SE Half of the Caliente Range. 1.8 km NW of Quail spring reservoir 1009 Comment
  SEINET7072458  Descurainia pinnata A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  UCR140386  Dichelostemma capitatum George K. Helmkamp 2004-3-15 8374 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  CAS-BOT-BC500823  Dichelostemma capitatum Mrs. R. W. Summers 1883-1-24 s.n. San Luis Obispo Valley Comment
  CAS-BOT-BC150435  Diplacus aurantiacus Clare B. Hardham 1959-6-29 4932 San Luis Obispo About 1 mile west of intersection of Cayucos Road and York Mt. Road Comment
  SJSU3416  Diplacus fremontii C. W. Sharsmith 1962-4-22 6869 San Luis Obispo Carrizo Rocks at edge of Carrizo Plain c. 4 mi SW of Simmler Comment
  CAS-BOT-BC153168  Diplacus fremontii Clare B. Hardham 1960-6-17 6148 San Luis Obispo Chris Flood Creek Comment
  SBBG12391  Diplacus longiflorus C. B. Hardham 1960-5-21 5953 San Luis Obispo Black Mtn, Highland District, E of Creston Comment
  CAS-BOT-BC150703  Diplacus longiflorus Ernest C. Twisselmann 1956-11-3 3218 San Luis Obispo Canyonside below Salinas Dam 399 Comment
  CAS-BOT-BC153977  Diplacus rattanii Clare B. Hardham 1961-4-26 6919 San Luis Obispo Franklin Creek, west of [Adelaide] Adelaida Comment
  UCR109702  Dipsacus sativus R. D. Goeden, Don W. Ricker 1980-6-17 s.n. San Luis Obispo San Luis Obispo 150 Comment
  OBI6681  Dipsacus sativus Greg Hassen 1975-7-15 29 San Luis Obispo Poly Cyn. In upper (extreme E end) of botanical garden in area of seepage Comment
  CAS-BOT-BC195710  Distichlis spicata R. F. Hoover 1965-9-19 9628 San Luis Obispo Carrizo Plain on west side of Soda Lake Comment
  OBI22323  Distichlis spicata Robert F. Hoover 1964-7-11 9161 San Luis Obispo Edna marsh Comment
  OBI75284  Dittrichia graveolens David J. Keil 2011-10-23 31127 San Luis Obispo Camp San Luis Obispo. Just west of O'Connor Way on Sutter Ave Comment
  POM78479  Dodecatheon clevelandii subsp. insulare R. W. Summers 1882-2-27 10794 San Luis Obispo San Luis Mt. Comment
  UC1123244  Dodecatheon clevelandii subsp. insulare N. K. Carlson 1936-3-25 221 San Luis Obispo 2.9 mi nnw Cerro Romauldo; San Luis Obispo Quad., nnw of Cerro Romauldo 182 Comment
  UC1123249  Dodecatheon clevelandii subsp. insulare W. A. Peterson 1937-4-27 760 San Luis Obispo 4 mi ese McChesney Mtn.; Santa Barbara National Forest, La Panza Quad. Comment
  UC639022  Dodecatheon clevelandii subsp. insulare Bernard Miossi 1940-3-20 235 San Luis Obispo 300 yards from San Luis Creek (one mi n of San Luis Obispo); 300 yds from San Luis Creek, n of San Luis Obispo 76 Comment
  SBBG107164  Downingia cuspidata C. B. Hardham 1959-4-19 4264 San Luis Obispo 0.7 mi W of Huerhuero Crk on Hwy 41 Comment
  UC416604  Downingia cuspidata Mr. Benj. Cobb 1907-4-20 San Luis Obispo Paso Robles Comment
  UC456056  Downingia cuspidata Richard M. Straw 1909-4-17 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC70972  Dryopteris arguta M. M. Miles 1884-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  SBBG93925  Dryopteris arguta S. A. Junak 1990-10-11 4444 San Luis Obispo N slope of W Cuesta Ridge in Cuesta Ridge Botanical Area, ca. 0.25 mi NNW of Pk 2478, ca. 0.15 mi E of large mine excavation, along abandoned mine rd which intersects W Cuesta Ridge Rd ca. 4 mi W of US Hwy 101 609 Comment
  UC2027522  Dryopteris arguta Tyler Lutz 2013-2-16 3 San Luis Obispo Hillside behind 259 Squire Canyon Road. Comment
  CAS-BOT-BC70982  Dryopteris arguta Clare B. Hardham 1956-9-16 1355 San Luis Obispo York Mountain Comment
  CAS-BOT-BC109533  Dudleya abramsii subsp. murina Alice Eastwood 1927-7-31 15014 San Luis Obispo Unspecified. Comment
  LA104948  Dudleya abramsii subsp. murina Kei Nakai; 1981-10-11 805 San Luis Obispo Stenner Creek, near Goldtree, 0.9 mi. N of Hwy 1 137 Comment
  OBI78781  Dudleya blochmaniae Michael Walgren 2014-4-15 392 San Luis Obispo Chevron Oil Company property at the peak of a hill at the end of north Morro Bay. 163 Comment
  UC137081  Dudleya blochmaniae E. Braunton 1905-1 5124 San Luis Obispo San Luis Obispo Comment
  UC572558  Dudleya blochmaniae G. T. Nordstrom 1937-6-5 1315 San Luis Obispo 3.7 mi ssw Josephine School, Santa Lucia Range; Santa Lucia Range, Adelaide Quad. 198 Comment
  JEPS27040  Dudleya blochmaniae subsp. blochmaniae Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7420 San Luis Obispo above and e Morro Beach (just s of water tank) 91 Comment
  OBI57557  Dudleya blochmaniae subsp. blochmaniae David J. Keil 1998-6-23 27849 San Luis Obispo At Baldwin residence and on property to west of Baldwin property along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  CAS-BOT-BC414802  Dudleya lanceolata K. Nakai 1980-6-3 613 San Luis Obispo 2.6 km west of U.S. Hwy 101 on tassajara Creek rd. on north slope on mossy conglomerate boulders. Comment
  OBI81179  Dysphania ambrosioides Michael Walgren 2015-10-21 456 San Luis Obispo Santa Rosa Creek in the town of Cambria in San Simeon State Park 3 Comment
  OBI38191  Dysphania ambrosioides Eric Wise 1981-9-17 1138 San Luis Obispo Salinas River at hwy 58 Comment
  CAS-BOT-BC291102  Eastwoodia elegans R. F. Hoover 1952-5-25 8233 San Luis Obispo North base of Caliente Mt Comment
  RSA769874  Ehrharta calycina David J. Keil, Matt Ritter, Mike Vasey, Brad Hall, Terry Guidetti 2009-4-4 30575 San Luis Obispo Guidetti Ranch. Indian Knob. Near ecological study plots emplaced by Cal Poly scientists in early 1980s. Comment
  IRVC28935  Ehrharta calycina G. K. Helmkamp 2003-11-22 8227 San Luis Obispo base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande Central Coast 15 Comment
  UCSB22601  Ehrharta calycina Flinck, Al; Cummings, Bob; Smith, Dale 1966-4-23 San Luis Obispo Sand hills west of Nipomo Comment
  OBI57741  Elatine californica David J. Keil 1998-8-19 27963 San Luis Obispo Along Huer Huero Rd. between Park Hill Rd. and Hwy 58, 2.2 miles NW of Park Hill Rd. along Wilson Creek. 488 Comment
  OBI33439  Eleocharis macrostachya David J. Keil 1983-10-21 17980 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  CAS-BOT-BC112949  Eleocharis macrostachya Clare Butterworth Hardham 1957-6-4 2066 San Luis Obispo San Marcos Creek near Oak Flat Road. Comment
  OBI31536  Eleocharis macrostachya Joy Nishida 1982-5-29 413 San Luis Obispo American Cyn, .2 mi S of American Cyn campground 518 Comment
  OBI37948  Eleocharis parishii David J. Keil 1985-9-27 s.n. San Luis Obispo Campus of Calif Polytechnic State Univ Comment
  OBI33323  Eleocharis parishii David J. Keil 1983-10-23 18010 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  RSA755079  Elymus David J. Keil, Dave Hacker 2005-6-24 30397 San Luis Obispo Coastal terrace grassland just south of Arroyo del Oso, just east of highway 1, very close to ocean. Comment
  OBI31079  Elymus glaucus Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI3215  Elymus glaucus Larry E. Brown 1971-4-25 1966 San Luis Obispo In See Cyn near San Luis Obispo Comment
  OBI21766  Elymus mollis Robert F. Hoover 1946-7-21 6243 San Luis Obispo N end of Morro Bay Comment
  SBBG118053  Elymus multisetus J. Clark, M. Petroelje 1998-6-11 San Luis Obispo LCTA Plot 11, Training Area T; Camp Roberts 340 Comment
  UC1133036  Elymus multisetus G. T. Nordstrom 1937-6-4 1303 San Luis Obispo 2.8 mi wsw Asuncion School; Adelaida Quadrangle Comment
  CAS-BOT-BC228691  Elymus multisetus Clare B. Hardham 1957-5-30 2077 San Luis Obispo Santa Lucia Mountains. Klau Mine Comment
  OBI3020  Elymus multisetus Larry E. Brown 1971-4-13 1939 San Luis Obispo In the Cal Poly botanical area in Poly Cyn Comment
  UC337743  Elymus multisetus unknown May 1886 San Luis Obispo Steele's Ranch San Luis Obispo Comment
  OBI58416  Elymus pacificus Austin P. Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay Region. E of Shark Inlet, Morro Bay 40 Comment
  UC2027482  Emmenanthe penduliflora Greg Wilvert 2005-5-10 396 San Luis Obispo Southeast Half of the Caliente Range: Middle Canyon. Comment
  UCSB34147  Emmenanthe penduliflora Nilsen, Erik 1980-4-27 San Luis Obispo On Jolon Road 10 miles from Rt. 101 152 Comment
  SBBG49104  Encelia californica J. Copeland 1974-2-17 1045 San Luis Obispo Grand View Mesa, Nipomo Comment
  HSC101503  Ephedra californica J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12743 San Luis Obispo Along the Soda Lake-San Diego Creek Road 385 Comment
  CAS-BOT-BC82021  Ephedra viridis R. F. Hoover 1949-10-23 7758 San Luis Obispo Redrock Canyon, lower Cuyama Valley Comment
  OBI11873  Epilobium canum Robert F. Hoover 1946-10-13 6481 San Luis Obispo Divide between Suey Crk and Cuyama River Comment
  RSA588469  Epilobium canum subsp. canum George Henry Grinnell 1930-8-13 s.n. San Luis Obispo Cambria Pines Comment
  SBBG110163  Epilobium canum subsp. canum C. B. Hardham 1956-8-3 1237 San Luis Obispo Cienega Crk, Black Mtn, on Delaganna Ranch Comment
  CAS-BOT-BC166426  Epilobium canum subsp. canum R. F. Hoover 1966-7-13 9902 San Luis Obispo Yaro Creek Comment
  SD51366  Epilobium canum subsp. canum Darley F. Howe 1961-7-23 3062 San Luis Obispo 1.0 mile east of Cayucos. 609 Comment
  CDA38075  Epilobium ciliatum subsp. ciliatum Louisa Julian, Jason Dart 2000-11-7 33 San Luis Obispo Santa Margarita; Santa Margarita Ranch off Pozo Road next to Five Mile Bridge. In Rinconada Creek. Comment
  OBI53867  Epilobium ciliatum subsp. watsonii Arthur W. Hazebrook 1992-7-7 134 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco lake and surrounding dunes. Along NE end of Little Oso Flaco Lake Comment
  OBI12155  Epilobium densiflorum Robert F. Hoover 1969-8-25 11556 San Luis Obispo Laguna de San Luis Obispo Comment
  SBBG60235  Epilobium densiflorum M. M. Miles -Jun-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG95511  Epilobium minutum cLeod, B. Burdett, L. Burdett 1983-5-14 16988 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo del Oso, on E-facing slope above N-trending section of Arroyo de la Cruz 5 Comment
  OBI66740  Equisetum laevigatum David J. Keil, Lynne Dee Althouse 2002-4-22 29824 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389N x 120.581W) and gravel pit road east of Garden Farms (35.419N x 120.599W) Comment
  UC1927887  Equisetum telmateia subsp. braunii David Keil, Tina Teed and Mariko Uchida 2001-6-15 29567 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  OBI66229  Eragrostis barrelieri David J. Keil 1998-10-9 28146 San Luis Obispo Ca. 22 road miles w of New Cuyama along Hwy 166. Comment
  OBI37591  Eragrostis mexicana David J. Keil 1982-7-26 16315 San Luis Obispo Along San Luis Crk adj to San Luis Obipo sewage treatment plant Comment
  CDA34902  Eragrostis pectinacea David J. Keil 2000-6-27 28824 -3 San Luis Obispo Vicinity of Agricultural College s campus Feed Mill. 0 Comment
  CAS-BOT-BC284149  Eragrostis pectinacea var. pectinacea R. F. Hoover 1964-9-16 9307 San Luis Obispo Cal Poly campus, San Luis Obispo Comment
  CAS-BOT-BC209645  Eremalche parryi Ernest C. Twisselmann 1969-4-14 15112 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  CAS-BOT-BC209654  Eremalche parryi R. F. Hoover 1947-4-4 6887 San Luis Obispo West side of Cottonwood Pass Comment
  UCD163546  Eremalche parryi CNPS Melinda Elster; Sara Taylor 2015-4-26 CARR- 969 A San Luis Obispo San Luis Obispo County: on the south end of Carrizo Plain National Monument. 761 Comment
  CAS-BOT-BC209636  Eremalche parryi Eben McMillan 1957-4-17 34 -3 San Luis Obispo Kern County Land Company Corrals, southeastern Carrisa Plains 792 Comment
  CAS-BOT-BC257274  Eremalche parryi subsp. kernensis D. H. Wilken; E. Painter; P. De Vries 2011-3-30 17930 San Luis Obispo S side of volcanic dome ca. 20 m below summit, ca. 3 km E of Washburn Ranch, 0.2-0.3 km W of Soda Lake Road, Carrizo Plain Nat Monument 630 Comment
  OBI47617  Eremalche parryi subsp. kernensis David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19283 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade rd on Elkhorn Rd. T32S, R22E, SW corner of sect. 7 Comment
  OBI59594  Eremalche parryi subsp. parryi David J. Keil, with V. L. Holland 1999-5-4 28331 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  SEINET2442118  Eremalche parryi subsp. parryi David Keil 2001-4-13 29295 -2 San Luis Obispo Highway 58, ca 1 road mile east of San Jean Creek bridge. Slopes of ravine below north side of highway.; 0 Comment
  RSA784518  Eremocarpus setiger Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 41 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
  JEPS116686  Eriastrum calocyanum David Gowen 2006-6-1 593 San Luis Obispo Highway 58 ca. 0.5 mile west of Shell Creek Rd. Comment
  UC455684  Eriastrum densifolium subsp. densifolium J. E. Roadhouse 1905-5-20 San Luis Obispo Morro Comment
  UC536820  Eriastrum densifolium subsp. densifolium T. Craig 1933-7-3 1875 San Luis Obispo sand hills 1-3 mi s Pismo Beach 6 Comment
  RSA0019356  Eriastrum pluriflorum Greg Wilvert 2005-5-20 428 San Luis Obispo Southeast half of the Caliente Range: 300 m S of Padrones Cyn Rd. 1011 Comment
  OBI08575  Eriastrum pluriflorum subsp. pluriflorum Craig Woods 1978-6-9 66 San Luis Obispo East side of Carrizo Plain along Sim. soda lake rd., approx. 2 1/2 mi. N.W. of Hurricane road. 762 Comment
  OBI49824  Ericameria arborescens Steven A. Junak, David A. Yound, Tina J. Ayers 1989-8-24 4146 San Luis Obispo Cuesta Ridge Botanical Ara: along main road (USFS Road #29S11.3) at extreme W edge of Batanical Area, 0.5 mi W of W boundary sign, about 5.7 mi W of Hwy 101 738 Comment
  CAS-BOT-BC292898  Ericameria ericoides Alice Eastwood 1940-10-12 s.n. San Luis Obispo Nipoma Mesa Comment
  OBI53902  Ericameria ericoides Arthur W. Hazebrook 1992-11-14 169 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trail adjacent to riparian corridor Comment
  CAS-BOT-BC292324  Ericameria linearifolia R. C. Wenk 2007-4-8 594 San Luis Obispo Carrizo Plain National Monument, Carrizo Plain, along trail to peak 1280 Comment
  OBI77686  Ericameria linearifolia Craig Woods 1978-4-1 80 San Luis Obispo Carrizo Plain. Comment
  OBI58023  Erigeron blochmaniae Lynn Dee Oyler, David J. Keil 1990-5-10 1119 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake south and west across dunes, east to Quercus agrifolia nad west again to coast Comment
  OBI23028  Erigeron bonariensis David J. Keil 1979-10-27 13666 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
  OBI51426  Erigeron bonariensis Larry Kelly, David J. Keil 1988-10-1 249 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  RSA25670  Erigeron foliosus var. blochmaniae C. B. Wolf 1941-7-10 10975 San Luis Obispo 2.5 miles (airline) east of Oso Flaco Lake, or between the CA Hwy 1 and S.P.R.R. 30 Comment
  UC1341113  Erigeron foliosus var. foliosus Robert J. Rodin 1954-7-3 5967 San Luis Obispo 1 mi n San Luis Obispo; Reservoir Canyon Comment
  CAS-BOT-BC308741  Erigeron foliosus var. foliosus Ernest C. Twisselmann 1954-6-17 1376 San Luis Obispo Palo Prieta Canyon 4 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 487 Comment
  UC186035  Erigeron foliosus var. foliosus E. Palmer, M. D. 1876-7-10 176 1/2 San Luis Obispo 25 mi ne from San Luis Obispo; McGinnis Comment
  UCSB7262  Erigeron glaucus S., J. 1950-11-5 San Luis Obispo 6 miles north of San Simeon on Highway 1 Comment
  UCSB25284  Erigeron glaucus Broder, Richard 1960-3-19 San Luis Obispo South side of State Highway 1, 4 miles NW of Cambria Comment
  UCSB7264  Erigeron glaucus Newby, Ron 1959-4-11 San Luis Obispo 2.6 miles N. of Cambria on Highway 1; 300 yds. S. of San Simeon Beach State Park 9 Comment
  OBI75053  Erigeron philadelphicus David J. Keil 1988-3-19 20418 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
  CAS-BOT-BC214625  Erigeron philadelphicus Alice Eastwood 1927-7-30 15031 San Luis Obispo On road from Arroya [Arroyo] Grande to Huasna Comment
  OBI69485  Erigeron sumatrensis David J. Keil 2008-8-30 30560 San Luis Obispo San Luis Obispo. Behind Home Depot store along south side of Froom Ranch Way. 35 deg. 15'02.40"N x 120 deg. 41'26.73"W 43 Comment
  RSA0064138  Eriodictyon altissimum Marck Menke, David Keil 2002-3-26 129 San Luis Obispo Less than 1 km. west of Indian Knob summit. Comment
  SBBG87777  Eriodictyon tomentosum C. B. Hardham 1956-6-13 908 San Luis Obispo Black Mtn, Highland District Comment
  SBBG117471  Eriogonum angulosum E. Painter. M. Wetherwax, D. Keil, K. Downing, C. Bratt 2000-5-16 CR 77 San Luis Obispo rd above Twin Bridges, on N side of Nacimiento River; Camp Roberts 200 Comment
  CAS-BOT-BC248570  Eriogonum angulosum Ernest C. Twisselmann 1953-7-16 156 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Temblor Mountains: 1/4 mile west of Mariannas Ranch Comment
  RSA132994  Eriogonum angulosum Clare B. Hardham 1957-9-1 2540 San Luis Obispo Santa Lucia Mountains: Tierra Redondo Comment
  RSA132999  Eriogonum angulosum Clare B. Hardham 1956-6-16 926 San Luis Obispo Chimney Rock Ranch, intersection North Road to Adelaida and Oak Flat Road. Comment
  UCSB17607  Eriogonum angulosum Hardham, Clare 1961-3-30 San Luis Obispo Sandy hills between San Juan R. and Carissa Plains w. of Simmler. Comment
  OBI11142  Eriogonum baileyi var. baileyi Robert F. Hoover 1946-6-30 6222 San Luis Obispo N base of La Panza Range (NW of Comatti Ranch) Comment
  CAS-BOT-BC241924  Eriogonum cithariforme Clare B. Hardham 1956-6-20 948 San Luis Obispo Santa Lucia Mountains. Tassajera Creek Comment
  SEINET6332082  Eriogonum cithariforme var. cithariforme James L. Reveal, C. Rose Broome 1987-6-17 6476 San Luis Obispo Along Navajo Grade Road, 0.2 miles west of the junction of the road north from La Panza, about 4.5 air miles NNE of Pozo 594 Comment
  OBI73529  Eriogonum cithariforme var. cithariforme Clifton F. Smith 1991-6-28 12232 San Luis Obispo Along dirt rd to Cuyama Valley, Comment
  PGM4626  Eriogonum cithariforme var. cithariforme Vern Yadon 1996-8-16 San Luis Obispo Hesperia Area, End of Hesperia Rd Jim Hill Prop Comment
  OBI66615  Eriogonum clavatum David J. Keil 1998-10-9 28172 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  UC771739  Eriogonum elegans R. F. Hoover 1946-8-18 6317 San Luis Obispo n base of La Panza Range La Panza Range Comment
  SEINET7063734  Eriogonum elongatum var. elongatum A. G. Vestal 1947-4-21 s.n. San Luis Obispo On Hog Canyon Road between Estrella and Parkfield. Hog Canyon. UTM Zone 10, 723357mE, 3963327mN. (WGS84/NAD83). 421 Comment
  CAS-BOT-BC249994  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1965-8-1 9496 San Luis Obispo Cuesta Park, San Luis Obispo Comment
  SBBG40293  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1969-6-24 11397 San Luis Obispo adjacent to Cuesta Park Comment
  JEPS86556  Eriogonum fasciculatum var. polifolium Roy E. Buck 1988-5-30 915 San Luis Obispo ca. 1.0 air km nne mouth of canyon (e side) (n to nw facing side slopes of draws on e facing lowermost slope of Padrones Canyon; 6 air km ne of New Cuyamaca (Santa Barbara Co.)); Caliente Range, Padrones Canyon 707 Comment
  RSA116522  Eriogonum gracile var. gracile E. C. Twisselmann 1955-9-1 2362 San Luis Obispo S summit of Calf Canyon. 427 Comment
  HSC82872  Eriogonum gracillimum G. F. Pratt 1985-5-4 San Luis Obispo Along Hwy. 58, 7 miles west of Simmler at the western edge of the Carrizo plain 671 Comment
  CAS-BOT-BC261186  Eriogonum heermannii var. heermannii Lonnie Belden 1965-7-1 s.n. San Luis Obispo Caliente Mt. 1524 Comment
  OBI25998  Eriogonum latifolium David J. Keil 1981-5-16 14606 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  CAS-BOT-BC33910  Eriogonum ordii Alice Eastwood 1926-5-5 13897 San Luis Obispo Cholame Comment
  OBI78416  Eriogonum ordii Robert F. Hoover 1967-3-27 10283 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  SEINET11261121  Eriogonum parvifolium Suzanne Morrill 1981-8-25 84 San Luis Obispo Cambria, collected along Moonstone Beach along the northern end in the state park.; 0 Comment
  OBI59480  Eriogonum roseum George Butterworth 1997-8-23 156 San Luis Obispo W of American ranch, 3/4 mi 100 yds E of fence/section line, 30 yds S of rd; N slope 732 Comment
  CAS-BOT-BC263439  Eriogonum temblorense Ernest C. Twisselmann 1967-5-23 13104 San Luis Obispo West slope of Cottonwood Pass 502 Comment
  SD244786  Eriogonum vimineum D. R. Miller 2011-9-2 911 977 San Luis Obispo Bear Canyon on Air Strip cut, Tobacco creek drainage. 500 Comment
  OBI66619  Eriogonum viridescens David J. Keil 1998-10-9 28176 San Luis Obispo Temblor Range foothills, Elkhorn Road, just e of junction with Hurricane Road (Crocker Grade). 762 Comment
  CAS-BOT-BC304104  Eriophyllum confertiflorum Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  CAS-BOT-BC304108  Eriophyllum confertiflorum Clare B. Hardham 1958-4-28 3142 San Luis Obispo W edge of Carissa Plains, Simmler - Paso Robles Rd Comment
  OBI28572  Eriophyllum confertiflorum John Jackman and Julie Truesdale, Julie Truesdale 1980-1 72 San Luis Obispo MacGillivary Ranch, Adelaida. 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
  OBI16495  Eriophyllum confertiflorum A. Ahmad 1963-4-30 32 San Luis Obispo 2 mi E of SLO Comment
  OBI31046  Eriophyllum confertiflorum var. confertiflorum Julie M. Vanderwier 1978-5-11 16 San Luis Obispo Indian Knob Tar Sands. Comment
  SBBG117845  Eriophyllum confertiflorum var. confertiflorum M. Petroelje 1998-5-19 San Luis Obispo ca. 1.9 mi NW of Alpha Range, W of Whiskey Springs; Camp San Luis Obispo; LCTA Plot 307 475 Comment
  SBBG8167  Eriophyllum confertiflorum var. confertiflorum C. B. Hardham 1958-4-28 3142 San Luis Obispo between San Juan and Carissa Plains, W of Simmler, Paso Robles-Simmler Rd Comment
  SBBG18778  Eriophyllum lanatum var. achilleoides C. B. Hardham 1963-7-3 10899 San Luis Obispo Waterdog Crk 609 Comment
  CAS-BOT-BC301817  Eriophyllum multicaule R. F. Hoover 1947-4-20 6974 San Luis Obispo Pilitas Creek district Comment
  SBBG124863  Eriophyllum pringlei C. B. Hardham 1960-4-20 5476 San Luis Obispo E branch Huerhuero River, Santa Margarita-Pozo Rd Comment
  CAS-BOT-BC301956  Eriophyllum staechadifolium Ernest C. Twisselmann 1955-10-1 2416 San Luis Obispo Morro Rock 4 Comment
  CDA11602  Eriophyllum staechadifolium G. F. Hrusa 1995-6-21 12407 San Luis Obispo Hollister Peak; \SW-facing shoulder of Hollister Peak. Comment
  SEINET10693356  Erodium botrys John R. Stone, Sharon A. Bodine 2000-4-8 Stone 2918 San Luis Obispo San Luis Obispo. Off Hwy. 101, ca. 5 km north of San Luis Obispo. Roadside and stream bottoms. 330 Comment
  OBI17824  Erodium brachycarpum Hans Wilgenburg 1977-8-11 32 San Luis Obispo Cal Poly campus; on Radio Hill Comment
  OBI31482  Erodium brachycarpum Joy Nishida, Robert Allen 1982-4-10 275 San Luis Obispo American Cyn campground 536 Comment
  OBI72278  Erodium brachycarpum Anthony Baniaga 2010-2-5 25 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  OBI35770  Erodium brachycarpum Allison Berry 1984-2-26 25 San Luis Obispo Camp San Luis Shooting Facility, 6.5 mi N of San Luis Obispo on hwy 1. Near entrance gate Comment
  OBI67809  Erodium brachycarpum E. L. Painter & M. Wetherwax, David J. Keil 2000-4-20 SLO- 74 San Luis Obispo Camp San Luis Obispo. S of large serpentine outcrop W of Chorro Reservoir, at base and on slope below 200 Comment
  UC1130299  Erodium cicutarium P. L. Johannsen 1936-3-21 702 San Luis Obispo 1.5 mi se Terrace Hill; San Luis Obispo Quad. 91 Comment
  OBI78675  Erodium cicutarium Rocky Thompson 1980-4-28 11 San Luis Obispo Las Pilitas Ranch Comment
  UCR121898  Erodium macrophyllum Ian G. Gillespie 2002-4-2 91 San Luis Obispo Temblor Range, Along Bitterwater Rd. approximately 10 miles north of junction with Highway 58. 640 Comment
  OBI35253  Erodium moschatum H. E. Jones 1981-5-18 10 San Luis Obispo Point Piedras Blancas Comment
  UCR18021  Eryngium armatum Eugene Cardiff 1966-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines, 1 mi from coast 61 Comment
  CDA29174  Eryngium spinosepalum J. Sinton 2009-6-16 s.n. San Luis Obispo Specimen originally brought in by rancher from Shell Creek area in eastern San Luis Obispo County. 0 Comment
  SBBG32193  Eryngium vaseyi E. C. Twisselmann 1968-9-12 14926 San Luis Obispo T. Franklin Twisselmann Ranch, Choice Valley 609 Comment
  UC2026390  Eryngium vaseyi Louis C. Wheeler 1964-6-22 8504 San Luis Obispo Piedras Blancas. Comment
  CAS-BOT-BC54459  Erysimum capitatum Alice Eastwood; John Thomas Howell 1938-6-13 5915 San Luis Obispo Calf Canyon. Comment
  OBI15036  Erysimum capitatum var. capitatum Robert F. Hoover 1953-5-16 8303 San Luis Obispo Foothills on NE side of Carrizo Plain, 5 mi NE of Simmler Comment
  RSA355813  Erysimum capitatum var. lompocense R. F. Thorne 1968-6-7 37753 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  OBI15068  Erysimum suffrutescens Robert F. Hoover 1967-5-6 10555 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  OBI83671  Erysimum suffrutescens Christina Leedham, Caroline Vielhauer, Daniel Gonzalez, Natasha Beepath, Riley Lai, Keaton Riordan 2017-4-28 4 San Luis Obispo Up the path past Oso Flaco Lake boardwalk, north of the trail 5 Comment
  CAS-BOT-BC55222  Erysimum suffrutescens Ira L. Wiggins 1929-4-15 3579 San Luis Obispo North of Guadalupe at cross roads to Calander. Comment
  CAS-BOT-BC55236  Erysimum suffrutescens Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch. Comment
  OBI69780  Erythranthe floribunda D. R. Miller 1993-8-21 893 -46 San Luis Obispo Pine Mt Region. In crkway about 70m below 'Camp Spring', in Dustys woods Comment
  CAS-BOT-BC383165  Erythranthe grandis David B. Lowry 2005-4-30 ORO San Luis Obispo South end of Spooner Cove, Montana de Oro 1 Comment
  OBI58788  Erythranthe latidens David J. 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
  OBI11787  Eschscholzia caespitosa Robert F. Hoover 1967-2-18 10234 San Luis Obispo Between Coon Crk and Diablo Cyn Comment
  SBBG120311  Eschscholzia caespitosa C. F. Smith 1992-4-10 12300 San Luis Obispo ca. halfway down N side of Caliente Pk range to Carrizo Plain Comment
  CAS-BOT-BC403497  Eschscholzia californica Ira L. Wiggins 1932-3-21 5815 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI27122  Eschscholzia californica Thomas Burrows 1980-5-3 38 San Luis Obispo Reservoir Cyn 168 Comment
  CAS-BOT-BC403483  Eschscholzia californica Alice Eastwood 1927-7-29 14939 San Luis Obispo Morro Sands Comment
  CAS-BOT-BC403506  Eschscholzia californica Ernest C. Twisselmann 1960-8-6 5981 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley: Gillis Canyon Road 3/8 mile west of Bitterwater Road 678 Comment
  OBI35276  Eschscholzia californica H. E. Jones 1981-5-18 12 San Luis Obispo Point Pedras Blancas Comment
  OBI6958  Eschscholzia californica John V. Stechman 1965-8-10 s.n. San Luis Obispo Coastal plain near main road Comment
  RSA201520  Eschscholzia californica var. crocea Robert F. Hoover 1952-4-8 8084 San Luis Obispo Just west of summit of Temblor Range on McKittrick road. Comment
  OBI59592  Eschscholzia hypecoides David J. Keil, with V. L. Holland 1999-5-4 28333 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  UC1296218 Image available Eschscholzia minutiflora R. F. Hoover 1949-5-29 7732 San Luis Obispo Cottonwood Pass; w side Comment
Read comments
Jul 13 2018
  HSC91685  Eucalyptus camaldulensis Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park, Camp Keep, by trailers at road to water tanks. Comment
  OBI12266  Eucalyptus globulus Betty L. Hoover/Robert F. Hoover 1962-2-2 26 San Luis Obispo Hazard Cyn Comment
  OBI22796  Eucalyptus polyanthemos Terral Kershaw 1970-2-21 12 San Luis Obispo Lawn strip area along N side of Admin bldg, Cal Poly campus, SLO 70 Comment
  OBI76801  Eucalyptus polyanthemos Gino Franceschi 1964-3-5 17 San Luis Obispo Laguna Lake, Madonna rd, SLO Comment
  CAS-BOT-BC205249  Eucrypta chrysanthemifolia James R. Shevock; Jack Zaninovich 1983-3-30 10227 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side at Panorama Hills, 20.5 miles northwest from California highway 33/166 800 Comment
  UCD119354  Eucrypta chrysanthemifolia Bill Weitkamp 1984-5-25 s.n. San Luis Obispo San Luis Obispo County: East of Arroyo Grande. Ranchita Farm. Comment
  OBI34408  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil, Kathy Jones 1982-4-4 15819 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI3776  Eucrypta chrysanthemifolia var. chrysanthemifolia Elizabeth Rudd 1971-4-26 251 San Luis Obispo 3 mi N of Santa Margarita 366 Comment
  UC1124389  Eucrypta chrysanthemifolia var. chrysanthemifolia B. Bolt 1936-5-25 741 San Luis Obispo 3 mi ene Santa Margarita; San Luis Obispo Quad. 396 Comment
  OBI19542  Eucrypta chrysanthemifolia var. chrysanthemifolia Walter Kent Smith 1971-2-27 9 San Luis Obispo Ormonde Rd 5 mi E of hwy 101, alongside rd Comment
  RSA760735  Euphorbia helioscopia David J. Keil 2006-3-5 30425 San Luis Obispo Los Osos Valley Road, just east of overpass over US Route 101 and San Luis Creek. Agricultural field just south of road. Comment
  OBI78950  Euphorbia lathyris David J. Keil 2013-8-22 31916 San Luis Obispo Morro Bay State Park. East of South Bay Boulevard at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  OBI26512  Euphorbia maculata Kathlene Henry 1979-7-29 28 San Luis Obispo So. Higuera Rd, 500 ft S of Tank Farm Rd Comment
  CAS-BOT-BC207077  Euphorbia ocellata Ernest C. Twisselmann 1967-8-22 13554 San Luis Obispo Dorothy Twisselmann Ranch - Temblor Range and the Western San Joaquin Valley 670 Comment
  OBI57754  Euphorbia spathulata David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27520 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
  SEINET7073753  Euphorbia spathulata A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta grade (Route 101). About 4.5 miles northeast of San Luis Obispo. UTM Zone 10, 715543mE, 3913814mN. Coordinate datum: NAD27. Comment
  OBI6154  Extriplex californica D. Waive Stager 1972-9-11 56 San Luis Obispo Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  UCR122596  Festuca dertonensis George K. Helmkamp 1995-11-23 109 San Luis Obispo Central Coast, Junction of Martingale Avenue and Buckskin Drive in Los Osos 46 Comment
  OBI21851  Festuca microstachys Robert F. Hoover 1952-4-10 8097 San Luis Obispo 9 mi E of Creston Comment
  OBI21858  Festuca microstachys Eben McMillan 1952-5-2 89 San Luis Obispo Choice Valley, 1 mi S, 8 mi E of Shandon Comment
  OBI21844  Festuca microstachys Robert F. Hoover 1964-5-11 8782 San Luis Obispo Road to Hi. Mnt from Pozo-Arroyo Grande summit Comment
  SBBG87649  Festuca microstachys var. pauciflora C. F. Smith 1950-4-30 2689 San Luis Obispo Bitterwater Crk area, 3 mi SE of Yeguas Mtn Comment
  OBI72748  Festuca myuros Anthony Baniaga 2010-4-4 90 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 347 Comment
  OBI69789  Festuca myuros Steven A. Junak 1990-4-26 4212 San Luis Obispo Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk rd at S end of dirt rd on Ames property, which is ca 1.8 mi W of intersection with hwy 101 518 Comment
  UCSB45036  Festuca myuros Brownell, K. 1979-4-15 San Luis Obispo California Valley Road; 8 miles south of Route 58; Region near Soda Lake 579 Comment
  OBI43339  Festuca perennis Eric Wise 1981-6-11 529 San Luis Obispo Little Morro Crk, Morro Bay, Freshwater strearm from hwy 1 to ocean lagoon Comment
  LA105447  Festuca perennis Barry A. Prigge; 1989-3-19 8601 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2.6-2.8 mi. upstream from State Highway 1, ca. 4.5 mi. E of Morro Bay 100 Comment
  OBI69785  Festuca perennis David J. Keil 1983-10-30 18046 San Luis Obispo Salinas River at hwy 58 bridge Comment
  UCSB28072  Festuca perennis Blakley, E. 1962-5-31 San Luis Obispo South bank near the mouth of Santa Maria River 6 Comment
  OBI53087  Festuca temulenta David J. Keil 1995-5-23 25200 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI31673  Foeniculum vulgare Smeltzer, Turnquist 1982-4-6 10 San Luis Obispo SE side of Laguna Lake Park Comment
  OBI35420  Foeniculum vulgare Melody Dickens 1980-4-16 4 San Luis Obispo Morro rock, Morro Bay Comment
  OBI10153  Fragaria chiloensis Robert F. Hoover 1967-9-15 10871 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  SBBG72381  Fragaria chiloensis M. M. Miles -Feb-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG104390  Frangula californica subsp. californica D. A. Young, F. L. Johnson 1992-6-18 ROB 81 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI58670  Frangula californica subsp. tomentella David J. Keil 1998-4-20 26827 San Luis Obispo Nacimiento Lake Drive, 1.3 miles W of junction with San marcos Rd., 7 road miles W of junction with US 101, W of Paso Robles. Comment
  OBI65920  Frangula californica subsp. tomentella D. R. Miller 1994-6-3 694 -413 San Luis Obispo Pine Mtn region growing around Pig Spring, Pear tree flats; Pico crk drainage 850 Comment
  OBI71194  Frankenia salina Ann Cochran 1986-7-27 48 San Luis Obispo E of Soda Lake Rd 579 Comment
  UC54796  Frankenia salina Mrs. R. W. Summers Feb 1883 San Luis Obispo Comment
  CAS-BOT-BC205935  Fremontodendron californicum Alice Eastwood; John Thomas Howell 1937-5-1 4184 San Luis Obispo Pettits [Pettitt] Canyon, San Luis Range Comment
  UC1122082  Fremontodendron californicum subsp. californicum H. C. Lee 1936-5-26 626 San Luis Obispo 1 mi s of Avenales Ranger Station (Santa Barbara National Forest); Santa Barbara National Forest 822 Comment
  CAS-BOT-BC504393  Fritillaria Clare B. Hardham 1957-4-25 1719 San Luis Obispo Cypress Mt., Santa Lucia Mountains Comment
  UC454435  Fritillaria affinis I. J. Condit 1908-4-2 San Luis Obispo Lopez Canyon Comment
  SBBG122313  Fritillaria agrestis D. Keil, R. Riggins, K. Striby 1998-5-22 27398 San Luis Obispo Caliente Range, along Caliente Ridge Rd between wildlife guzzler and Caliente Pk 1280 Comment
  OBI21374  Fritillaria agrestis Robert F. Hoover 1949-4-21 7621 San Luis Obispo 14 mi E of Creston on La Panza Rd Comment
  OBI83678  Fritillaria biflora Derek Johnson-May, Yasai Arami, Omar Alladeen, Payton Perkins, Larissa Kurtz, Jeffrey Lam 2016-2-14 1 San Luis Obispo Prospects Fire Lookout Tower (Bowden Ranch Open Space). Comment
  SDSU19715  Fritillaria biflora var. biflora Sean Ryan, Danielle Castle, Lidia Damico 2010-4-3 30 San Luis Obispo Top of ridge west of Reservoir Canyon and east of San Luis Obispo Adult School, accessed from Lizzie Street. Approximately 60 yards northeast of orange tower. 462 Comment
  SEINET3928143  Fritillaria biflora var. biflora Tyler Lutz 2013-3-2 5 San Luis Obispo Near Poly Canyon: East side of 'Poly P' hill.; 0 198 Comment
  OBI27855  Fuchsia hybrida Annemarie Rond 1976-5-14 42 San Luis Obispo N side of bldg, Cal Poly campus Comment
  OBI66393  Fumaria parviflora David J. Keil 2006-2-18 30422 San Luis Obispo Dalidio Farms and roadside along Dalidio Drive adjacent tyo Central Coast Plaza Shopping Center, San Luis Obispo. Comment
  OBI53310  Galium andrewsii Lynne Dee Oyler 1986-4-5 395 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres natl Forest S1/2, SW 1/4, sec 28 R16E, T30S, MDBM Comment
  UC455887  Galium andrewsii subsp. intermedium I. J. Condit 1909-4-13 San Luis Obispo North School Ridge C. P. S. Comment
  CDA15178  Galium aparine G. F. Hrusa 1998-4-27 14286 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  OBI27295  Galium aparine Robert L. Allen, Nancy E. Arnold 1981-5-20 338 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza mts. Lower portion of NW slope, in ravine area Comment
  OBI9915  Galium aparine Robert F. Hoover 1954-5-15 8344 San Luis Obispo Calf Cyn Comment
  RSA187434  Galium aparine I. L. Wiggins 1929-5-21 3719 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  UCR61706  Galium aparine George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI51801  Galium aparine R. Mike Arens 1994-3-12 11 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge 152 Comment
  UCSB33629  Galium californicum Hardham, Clare 1969-5-28 San Luis Obispo Northeast slopes of Red Mt., San Simion Creek Comment
  SBBG125355  Galium californicum subsp. flaccidum C. B. Hardham 1960-6-17 6175 San Luis Obispo Cambria Comment
  SBBG93562  Galium californicum subsp. maritimum S. A. Junak 1990-7-12 4403 San Luis Obispo Cuesta Ridge W end of Cuesta Ridge Botanical Area, on S side of main rd (USFS Rd 29S11.3) ca. 5.3 mi W of Hwy 101 and 0.1 mi W of W boundary sign for the Botanical Area 762 Comment
  UC455890  Galium californicum subsp. maritimum I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  OBI79942  Galium californicum subsp. maritimum David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31863 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
  JEPS21888  Galium hardhamiae Clare B. Hardham 1957-4-25 1721 San Luis Obispo Cypress Mt. Santa Lucia Mts. 914 Comment
  SBBG18278  Galium hardhamiae C. B. Hardham 1960-6-1 5967 San Luis Obispo headwaters of Arroyo de la Cruz and Little Burnett crks 609 Comment
  OBI74313  Galium murale Theo Fitanides, Anthony Baniaga 2010-4-10 80 San Luis Obispo Tierra Redonda Mtn BLM ACEC 329 Comment
  SBBG68930  Galium porrigens M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI3863  Galium porrigens Patricia Wiese 1971-5-23 51 San Luis Obispo Fuelbreak area. Cuesta Ridge Botanical Area. 2 mi from Cuesta Pass 762 Comment
  CAS-BOT-BC303458  Gamochaeta ustulata J. T. Howell 1964-6-29 40749 San Luis Obispo Adjacent to the Protestant Cemetary, about 1 mile N of Cambria Comment
  OBI48235  Garrya elliptica David J. Keil 1989-5-29 s.n. San Luis Obispo Montana de Oro State Park. along Coon Crk trail Comment
  CAS-BOT-BC208389  Garrya elliptica Clare B. Hardham 1956-2-12 64 San Luis Obispo Cerro Alta Comment
  RSA317002  Garrya elliptica T. S. Elias, Walter Wisura 1984-7-27 27 San Luis Obispo Northeast of Morro Bay along Route 44 toward Atascadero; Cerro Alto National Forest Campgrounds. Comment
  UC1285143  Genista monspessulana R. F. Hoover 1958-2-2 8407 San Luis Obispo Cambria Comment
  UC1285252  Geranium core-core R. F. Hoover 1947-4-18 6960 San Luis Obispo near Piedras Blancas Point Comment
  RSA0028478  Geranium dissectum I. L. Wiggins 1929-5-21 3718 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI58950  Geranium molle David J. Keil, with Erik Frenzel 2001-4-19 29334 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range. North Ranch, 0.6?0.8 miles east from Coast Road on Crowbar Canyon Road. Vicinity of 35.231 deg. N x 120.857 deg. W. 213 Comment
  UCD67243  Gilia achilleifolia G. F. Hrusa 1995-5-2 12293 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Common on burned Arctostaphylos luciana chaparral. Annual, flowers blue. Ridge immediately SW of Radio Facility 2 (Peak 1). Soil very thin, substratum a siliceous shale. 600 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
  RSA748776  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell, K. L. Kendrick 1996-5-19 490 San Luis Obispo 100 m north of 6060 Ontario Road, 0.8 mi north of Avila Beach, San Luis Bay exit off Calif. Hwy 101. 100 Comment
  UC1123665  Gilia achilleifolia subsp. achilleifolia G. T. Nordstrom 1937-4-29 1162 San Luis Obispo 2 mi nw Josephine School; Adelaida Quad. 548 Comment
  UC133747  Gilia achilleifolia subsp. achilleifolia Miss M. M. Miles 134 San Luis Obispo San Luis Obispo Comment
  UC1502519  Gilia achilleifolia subsp. achilleifolia Daniel J. Schoen 1980-4-16 San Luis Obispo Population #78017 Population name Poly Canyon Comment
  UC56080  Gilia achilleifolia subsp. achilleifolia J. H. Barber 1899-5-22 San Luis Obispo near Morro; near Morro Comment
  UCR122149  Gilia achilleifolia subsp. achilleifolia George K. Helmkamp, E. A. Helmkamp 2000-4-21 5461 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  SBBG107934  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1957-5-30 2073 San Luis Obispo headwater of Las Tablas Crk Comment
  UCSB5034  Gilia achilleifolia subsp. achilleifolia Whitehouse, W. 1960-4-10 San Luis Obispo .8 mile along Cambria Bridge Pines Rd., past Cambria Lodge Comment
  JEPS90453  Gilia achilleifolia subsp. multicaulis Dean W. Taylor 1971-4-8 1038 San Luis Obispo along Cuesta Ridge road ca. 1 mi nw Highway 101; South Coast Ranges, Dan Luis Obispo, Cuesta Ridge Comment
  PASA776  Gilia capitata Margaret Stason 5/32 San Luis Obispo Near Arroyo Grande Comment
  RSA0076394  Gilia exilis Clare B. Hardham 1960-4-4 5299 San Luis Obispo Santa Lucia Mountains: hills near mouth of Cantinas Cr. 243 Comment
  OBI81292  Gilia latiflora G. Butterworth 2015-4-9 945 San Luis Obispo Chimineas. Garcia Rd. 1036 Comment
  UCD81787  Gilia minor CA Dept. of Fish and Game 2008-4-4 CARR 0064 San Luis Obispo San Luis Obispo County: CDFG Carrizo Plain Ecological Reserve. 681 Comment
  JEPS108371  Gilia minor David Gowen 2005-4-16 244 San Luis Obispo Elkhorn Road (dirt). Dry stream bed at Soda Lake Rd. junction, or about 0.4 mile from Hurricane Rd. Comment
  RSA150746  Gilia minor P. H. Raven 1962-3-24 16964 San Luis Obispo Just southwest of Cholame. 351 Comment
  RSA17804  Gilia minor C. B. Wolf 1929-4-15 3568 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  CAS-BOT-BC402042  Gilia ochroleuca subsp. minima Ernest C. Twisselmann 1969-4-24 15153 San Luis Obispo La Panza Range. Bedell Ranch, 5 miles southeast of Creston 350 Comment
  CAS-BOT-BC225545  Gilia tenuiflora R. F. Hoover 1947-3-29 6805 San Luis Obispo 5 mi. e. of Creston on La Panza Road Comment
  CAS-BOT-BC225554  Gilia tenuiflora Mrs. L. Seitz 1927-4-25 s.n. San Luis Obispo Atascadero Comment
  CAS-BOT-BC225558  Gilia tenuiflora Ernest C. Twisselmann 1969-4-14 15115 San Luis Obispo Bedell Ranch, 5 miles southeast of Creston La Panza Range 419 Comment
  SBBG18109  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1960-4-3 5291 San Luis Obispo Cypress Mtn 701 Comment
  UC1123817  Gilia tenuiflora subsp. tenuiflora E. Armstrong 1934-4-1 1179 San Luis Obispo Syncline Hill La Panza Quad., Syncline Hill Comment
  UCD81790  Gilia tenuiflora subsp. tenuiflora CA Dept. of Fish and Game 2008-4-23 CARR 0123 San Luis Obispo San Luis Obispo County: CDFG Carrizo Plain Ecological Reserve. 789 Comment
  OBI66449  Githopsis diffusa subsp. diffusa David J. Keil 1997-4-19 26220 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
  OBI70758  Githopsis specularioides D. R. Miller 2009-5-19 509 .881 San Luis Obispo Rocky Butte/Pine Mt region. from foot trl through orchard at D.R. Miller property, the drainage is Tobacco Crk T26S, R8E sec 11 701 Comment
  JEPS99203  Glycyrrhiza lepidota Clare B. Hardham 1958-9-16 3850 San Luis Obispo San Marcos Creek near Oak Flat Road Santa Lucia Mountains Comment
  RSA781232  Gnaphalium luteoalbum A. C. Sanders 2011-2-21 38726 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  SBBG109480  Gnaphalium palustre C. B. Hardham 1959-4-23 4296 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  OBI56619  Gnaphalium palustre David J. Keil 1998-5-20 27339 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  UCR252055  Gnaphalium ramosissimum Dan S. Cooper 2013-8-7 813- 67 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  SBBG118178  Grindelia hirsutula M. Wetherwax, E. Painter 2000-6-13 SLO 147 San Luis Obispo Madera Rd, near jct with Amador Rd; Camp San Luis Obispo 95 Comment
  RSA603297  Grindelia hirsutula var. maritima R. E. Riefner 1997-7-5 97 -228 San Luis Obispo San Simeon, near the coast Guare Station Comment
Read comments
Aug 19 2013
  RSA430061B  Guillenia lasiophylla L. S. Rose 1937-4-8 37040 San Luis Obispo Cholame 351 Comment
  OBI60086  Gutierrezia californica George Butterworth 1997-11-3 200 San Luis Obispo 15 ft N of Simmler Rd, 150 yards E of Soda Lake rd Comment
  SEINET10942527  Hainardia cylindrica J. Richard Abbott, B. S. Carlsward 1999-7-1 Abbott 13000 San Luis Obispo Morro Bay; Morro Bay State Park, ca 0.16 km north of museum building. Comment
  OBI4807  Hazardia squarrosa Mike Wemp 1972-3-29 15 San Luis Obispo 1/2 mi NW of Montana de Oro State Park campground 61 Comment
  OBI8415  Hazardia squarrosa Lynne D. Althouse 1977-4-16 62 San Luis Obispo Wolfe's Horse ranch near San Luis High school 130 Comment
  CDA6465  Hedypnois cretica Clare B. Hardham 1960-5-21 5830 San Luis Obispo Santa Lucia Mountains; Green Valley near Cambria. 0 Comment
  CLARK-A1045-1342  Hedypnois cretica George K. Helmkamp 1978-4-23 San Luis Obispo Los Osos Montana de Oro State Park; Morro Bay S 7.5'Q Comment
  OBI16350  Hedypnois rhagadioloides Robert F. Hoover 1948-4-14 7441 San Luis Obispo Cayucos Comment
  OBI33290  Helenium bigelovii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15722 San Luis Obispo Pennington Crk Bio Reserve, W of San Luis Obispo Comment
  OBI38455  Helenium puberulum Eric Wise 1981-6-15 611 San Luis Obispo Turri Rd, 1 mi E of So Bay Blvd Comment
  SBBG34883  Helenium puberulum Mrs. R. W. Summers 1887-9-9 San Luis Obispo near crk by San Luis Obispo Comment
  CHSC47111  Helianthemum scoparium L. P. Janeway 1988-6-11 2754 San Luis Obispo SW-facing slope above Creston Rd (hwy 229) 0.8 mi N of Calf Cyn Rd (hwy 58). 441 Comment
  UCSB40447  Helianthus annuus Ochs, Clifford 1980-5-15 San Luis Obispo On S. side of Pozo Road, about two miles S.W. of its junction with State Highway 58, along bank of San Juan Creek 487 Comment
  JEPS96516  Helianthus gracilentus Dean W. Taylor 1971-4-24 1008 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area along the ridge at Firebreak Benchmark 2476 746 Comment
  JEPS74300  Helianthus gracilentus Ernest C. Twisselmann 1972-4-1 18594 San Luis Obispo w slope Pozo Grade; La Panza Range 792 Comment
  UCSB26558  Helianthus gracilentus Ketcham, A. 1968-4-20 San Luis Obispo 1.0 mile west of Pozo Summit, on the Pozo-La Panza Road Comment
  OBI20845  Heliotropium curassavicum var. oculatum Robert F. Hoover 1969-7-19 11500 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  OBI20849  Heliotropium curassavicum var. oculatum Robert F. Hoover 1964-8-13 9234 San Luis Obispo Mouth of Morro Crk Comment
  OBI15575  Helminthotheca echioides Betty Sheehan 1957-10-11 7 San Luis Obispo Cal Poly Campus, Science Bldg Comment
  OBI38443  Helminthotheca echioides Eric Wise 1982-5-1 1439 San Luis Obispo Turri Rd, 1 mi E of So Bay Blvd Comment
  OBI80859  Helminthotheca echioides David J. Keil 1992-1 22923 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI16204  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1947-8-17 7382 San Luis Obispo Santa Rosa School near Cambria Comment
  OBI63090  Hemizonia congesta subsp. luzulifolia R. K. Brummitt 1997-6-15 19755 San Luis Obispo 5 km Se of Morro Bay town towards Los Osos Comment
  SBBG104340  Hemizonia congesta subsp. luzulifolia D. A. Young, F. L. Johnson 1992-6-18 ROB 98 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  UCR118378  Hemizonia congesta subsp. luzulifolia George K. Helmkamp, E. A. Helmkamp 1998-7-1 4246 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  RSA0008425  Hemizonia halliana Alice Eastwood, JT Howell 1935-3-25 2002 San Luis Obispo Cholame Comment
  OBI16144  Hemizonia increscens subsp. increscens Robert F. Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  UCR25564  Hemizonia kelloggii C. P. Cowan 1977-5-14 386 San Luis Obispo Coast Range, Hwy 41, 6.3 mi NE of Jct with Hwy 46, 26 mi east of Paso Robles 640 Comment
  POM298275  Hemizonia pentactis D. D. Keck, Jens Clausen 1934-4-26 2794 San Luis Obispo West side of Cottonwood Pass, 6.5 miles NE of Cholame. Comment
  CAS-BOT-BC388553  Herniaria hirsuta var. cinerea Ernest C. Twisselmann 1956-5-7 2783 San Luis Obispo Maxey Ranch, in the low hills east of the Cholame Valley 502 Comment
  OBI56749  Herniaria hirsuta var. cinerea David J. Keil, with V. L. Holland 1999-6-9 28371 San Luis Obispo Camp Roberts. In area with approximate 100 m radius of intersection of F1 Road and D34 Road (ca. 35 deg. 44.734'N x 120 deg. 50.118'W) 366 Comment
  UC1285270  Hesperolinon micranthum R. F. Hoover 1964-6-6 8951 San Luis Obispo ridge nw Cuesta Pass Comment
  RSA141827  Hesperolinon micranthum Clare B. Hardham 1960-6-1 5956 San Luis Obispo Burnett Peak Sargent Sypres forests. 610 Comment
  SBBG48052  Hesperomecon linearis J. P. Broughton 1974-2-27 1379 San Luis Obispo near Oso Flaco Lake Comment
  CAS-BOT-BC422574  Hesperomecon linearis Ernest C. Twisselmann 1958-4-10 4219 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3 miles south of U.S. 466 487 Comment
  CAS-BOT-BC422578  Hesperomecon linearis Ernest C. Twisselmann 1954-4-12 1044 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Upper Palo Prieta Creek, 8 miles south of Cholame 594 Comment
  CAS-BOT-BC422589  Hesperomecon linearis W. R. Ernst 1958-3-29 235 San Luis Obispo La Panza Pub. Camp Ground. Comment
  OBI51749  Hesperoyucca whipplei R. Mike Arens 1994-6-10 83 San Luis Obispo Calif Polytechnic State Univ campus. Poly Cyn near Botanical Garden 152 Comment
  SD244648  Heterodraba unilateralis David Keil, Curtis Clark 1999-4-17 26775 San Luis Obispo Carrizo Plain. N of Soda Lake in vicinity of intersection of Belmont Trail and Clarksburg Rd. Flat area. Comment
  CAS-BOT-BC148456  Heteromeles arbutifolia Carl B. Wolf 1932-11-17 1636 San Luis Obispo Near summit of grade on road from Atascadero to Moro Bay - Santa Lucia Mountains 457 Comment
  HSC91778  Heterotheca grandiflora Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  HSC92100  Heterotheca grandiflora Susan H. Bicknell 1988-8-20 San Luis Obispo Montano de Oro; near Hazard Canyon Comment
  OBI35475  Heterotheca grandiflora S. M. Inman 1983-7-15 84 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign; in abandoned dirt rd Comment
  UC455910  Hieracium argutum I. J. Condit 1908-6-20 San Luis Obispo Cuesta Comment
  OBI59621  Hirschfeldia incana David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1958 San Luis Obispo 0.4 mi W of sign indicating W end of Botanical Area Comment
  OBI12760  Hoita macrostachya Robert F. Hoover 1964-8-13 9215 San Luis Obispo San Bernardo Crk Comment
  UC454704  Hoita orbicularis unknown 422 San Luis Obispo Prefumo Canyon; near creek Comment
  OBI73579  Holcus lanatus David J. Keil, with V. L. Holland 2010-6-15 30890 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. Comment
  OBI70086  Holodiscus discolor Bernard E. Miossi 1939-6-29 113 San Luis Obispo Reservoir Cyn , 50 yds S of crk and 1 mi from mouth of cyn 91 Comment
  OBI50136  Hordeum brachyantherum Michael Curto, Linda Allen 1991-6-2 720 San Luis Obispo Santa Lucia Range, W slope, US Hwy 1 @ Arroyo de la Cruz Comment
  SBBG118191  Hordeum brachyantherum subsp. californicum E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 357 San Luis Obispo base of first ridge W of Cerro Romualdo 60 Comment
  OBI56426  Hordeum depressum David J. Keil 1999-5-14 s.n. San Luis Obispo Shandon Rest Area on hwy 46, E of Paso Robles Comment
  OBI8536  Hordeum murinum Craig Woods 1978-4-3 27 San Luis Obispo Carrizo Plain, 1 mi NW of Soda Lake San Diego cr rd, along Sim. soda lake san diego cr rd 579 Comment
  CAS-BOT-BC289388  Hordeum murinum subsp. glaucum Ernest C. Twisselmann 1954-3-2 844 San Luis Obispo Twisselmann Ranch, Temblor Range and the Western San Joaquin Valley, Eastern San Luis Obispo County 667 Comment
  RSA707941  Hordeum vulgare L. M. Prince, J. Travis Columbus 2002-4-28 02 -339 San Luis Obispo CA Rte. 166, 5 km east of CA Rte. 101. 30 Comment
  RSA122281  Horkelia cuneata B. Bolt 1936-3-11 603 San Luis Obispo S end of Morro Bay. 30 Comment
  OBI20264  Horkelia cuneata subsp. cuneata Ann McBeth 1979-4-25 9 San Luis Obispo Indian Knob. 4 mi N of Pismo Beach Comment
  UCR29867.2  Horkelia cuneata subsp. cuneata David J. Keil, R. Riggins, D. Walters, M. G. McLeod, et al. 1981-4-11 14444 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  UC1296049  Horkelia cuneata subsp. cuneata R. F. Hoover 1959-5-23 8507 San Luis Obispo Low ridge bordering Los Osos Valley on ne Los Osos Valley Comment
  UC1392971  Horkelia cuneata subsp. cuneata R. F. Hoover 1969-6-5 11370 San Luis Obispo Oak Park district, Arroyo Grande Comment
  UC1953200  Horkelia cuneata subsp. puberula David Keil with V. L. Holland 2010-6-15 30893 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. Comment
  UC570066  Horkelia cuneata subsp. puberula N. K. Carlson 1936-3-19 182 San Luis Obispo 1.1 mi ne of Pismo; Arroyo Grande Quadrangle 68 Comment
  JEPS99478  Horkelia cuneata subsp. sericea Clare B. Hardham 1958-2-13 2823 San Luis Obispo Cambria Santa Lucia Mountains Comment
  SBBG108039  Horkelia cuneata var. puberula C. B. Hardham 1956-5-26 773 San Luis Obispo Black Mtn Comment
  SD39948  Horkelia cuneata var. sericea Edith A. Purer 1933-7-20 5089 San Luis Obispo Stabilized sand duned, northwest of Guadalupe Comment
  OBI42182  Hosackia crassifolia var. otayensis David J. Keil, Jon Keeley 1986-5-20 19514 San Luis Obispo Cuesta Grade East on site of Gay Mtn fire (burned in early 1980's and reburned in Las Pilitas fire of July, 1985 Comment
  UC909478  Isocoma menziesii var. sedoides Roxana S. Ferris and Laura Lorraine 1950-8-14 12357 San Luis Obispo ocean bluffs at San Simeon Creek (State Hwy 1) Comment
  OBI15996  Isocoma menziesii var. vernonioides Robert F. Hoover 1966-9-21 10088 San Luis Obispo Oso Flaco Lake Comment
  OBI75127  Isocoma menziesii var. vernonioides Helen Jones 1982-8-7 42 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC311667  Isocoma menziesii var. vernonioides J. H. Thomas 1953-7-6 3418 San Luis Obispo Near San Simeon Creek Beach State Park Comment
  CDA8033  Isocoma menziesii var. vernonioides G. D. Barbe, J. L. Johnson 1973-3-13 1130 San Luis Obispo West of Avila Beach. 0 Comment
  OBI62228  Isocoma menziesii var. vernonioides P. A. Holden 1968-9-25 San Luis Obispo Along fwy frontage road between Lower Higuera St. and North Avila Beach offramps on E slope Comment
  UCSB59901  Iva axillaris Ryan, P.; Penkala, B. 1987-7-17 San Luis Obispo On north side of Truesdale Rd. about 2.5 miles south of Shandon 344 Comment
  SBBG107412  Juncus C. B. Hardham 1960-5-21 5849 San Luis Obispo Black Mtn, Highland District Comment
  SBBG133058  Juncus D. Keil, J. Dart, M. Perry 2010-4-27 30728 San Luis Obispo Carrizo Plain SW of Carissa Plains Elementary School, S of Hwy 58 615 Comment
  OBI43067  Juncus breweri Robert J. Rodin 1970-9-10 8446 San Luis Obispo About 300 yds from Pacific Ocean, Pismo Beach State Park Comment
  POM262044  Juncus bufonius var. bufonius I. L. Wiggins 1929-4-13 3466 San Luis Obispo 1 mile north of San Luis Obispo. Comment
  UC1928082  Juncus bufonius var. bufonius David Keil 1998-5-6 27095 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  UC1146335  Juncus macrophyllus R. F. Hoover 1964-7-11 9150 San Luis Obispo 5 mi w Pozo (stream-bed); Salsipuedes Creek Comment
  SBBG95737  Juncus patens D. Keil 1983-5-22 17073 San Luis Obispo vicinity of Arroyo de la Cruz Comment
  UC1146318  Juncus phaeocephalus R. F. Hoover 1964-6-11 9027 San Luis Obispo e end Los Osos Valley Comment
  UC2027025  Keckiella breviflora var. breviflora Greg Wilvert 2005-7-20 499 San Luis Obispo Southeast Half of the Caliente Range. 1.4km W of Semper Spring Comment
  UC1562645  Keckiella cordifolia Barbara Ertter 1989-6-10 8570 San Luis Obispo ca 20 air mi ene San Luis Obispo (e side of Black Mt, head of McGinnis Creek above Navajo Campground); Black Mt., McGinnis Creek Comment
  UCR43269  Keckiella cordifolia David Charlton 1986-5-17 221 San Luis Obispo 27.5 miles west of Kern Co. line on Pozo Rd. at La Panza Campground entrance 915 Comment
  CAS-BOT-BC235800  Keckiella cordifolia Volney Rattan 1881-6-1 s.n. San Luis Obispo N. of San Luis Obispo Comment
  OBI54313  Kickxia elatine David J. Keil 1996-6-25 25917 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo Comment
  JEPS99169  Kickxia spuria Clare B. Hardham 1957-9-12 2603 San Luis Obispo Santa Rosa, Cambria Santa Lucia Mountains Comment
  OBI9472  Kickxia spuria Robert F. Hoover 1965-9-18 9571 San Luis Obispo trout Crk just E of Santa Margarita Comment
  OBI79286  Koeleria macrantha David J. Keil, with Mike Walgren & Lisa Andreano 2013-5-1 31774 San Luis Obispo Montana de Oro State Park. Slopes north of Coon Creek, burned over in fall 2012 controlled burn/wildfire 100 Comment
  POM181950  Koeleria macrantha J. G. Lemmon 1887-05 s.n. San Luis Obispo Hillock Comment
  OBI17231  Krascheninnikovia lanata Robert F. Hoover 1950-4-14 7812 San Luis Obispo Directly E of Soda Lake, Carrizo Plain Comment
  RSA719909  Krascheninnikovia lanata Nancy Smith-Huerta 2004-4-16 s.n. San Luis Obispo Crocker canyon; head 1.9 miles N on Hurricane Road from Elkhorn Road. Turn left at fork in road. Comment
  CDA14913  Lactuca saligna G. Perez 1998-8-27 s.n. San Luis Obispo Upper Salinas Valley; 3057 S. Higuera St., San Luis Obispo. 0 Comment
  OBI77754  Lagophylla ramosissima Robert F. Hoover 1965-9-19 9624 San Luis Obispo W edge of Carrizo Plain, W of Simmler Comment
  CAS-BOT-BC341601  Lagophylla ramosissima Clare B. Hardham 1956-9-17 1360 San Luis Obispo Santa Lucia Mountains. Atascadero Comment
  CAS-BOT-BC341619  Lagophylla ramosissima Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5239 San Luis Obispo Parkhill Road, 7.5 miles east of Santa Margarita 457 Comment
  CAS-BOT-BC339024  Lasthenia californica R. F. Hoover 1967-5-6 10545 San Luis Obispo Flats at Jack Lake Comment
  CAS-BOT-BC339028  Lasthenia californica R. F. Hoover 1967-5-13 10571 San Luis Obispo Coast west of Cambria Comment
  RSA128420  Lasthenia californica Clare B. Hardham 1959-4-12 4225 San Luis Obispo Leffingwell Creek, Cambria. Plants of the Santa Lucia Mountains. Comment
  RSA607941  Lasthenia californica R. S. Woglum 1940-4-21 2646 San Luis Obispo Central Coast: Cambia Pines. Comment
  UCSC000801  Lasthenia chrysostoma Bernard Miossi 1940-3-20 244 San Luis Obispo open south-facing slope of hill one mile north of San Luis Obispo and 300 yards north of San Luis Creek San Luis Creek, San Luis Obispo 69 Comment
  RSA341633  Lasthenia ferrisiae June Hopkins 1952-4-28 s.n. San Luis Obispo Junction of Hwy 41 and Hwy 46, northeast of Cholame Comment
  UC1314950  Lasthenia gracilis R. F. Hoover 1967-3-5 10240 San Luis Obispo Upper Arroyo Grande Comment
  UCR103981  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 1997-3-8 1403 B San Luis Obispo Inner Coast Range, Carrizo Plain; 15.6 mi. NW of Calif. Hwy 166 on Soda Lake Rd. 732 Comment
  UCR29414  Lasthenia gracilis David J. Keil 1981-6-20 14928 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  CAS-BOT-BC361271  Lasthenia leptalea R. F. Hoover 1958-4-7 8438 San Luis Obispo Atascadero Comment
  UC1750131  Lasthenia leptalea David Keil 1998-4-20 26885 San Luis Obispo N of Nacimiento Lake (2.3 mi from Interlake Road on Lynch Canyon Road) Comment
  UCR161474  Lasthenia macrantha subsp. macrantha George K. Helmkamp, E. A. Helmkamp 2005-5-17 9482 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  SBBG81998  Lasthenia microglossa C. F. Smith 1950-4-30 2716 San Luis Obispo half way down N slope of Temblor Grade between Simmler and McKittrick Comment
  RSA653151  Lasthenia minor George K. Helmkamp, E. A. Helmkamp 1997-3-8 1403 -A San Luis Obispo Carrizo Plain. 15.6 miles NW of CA-166 on Soda Lake Rd. 732 Comment
  CAS-BOT-BC370871  Lasthenia minor Eben McMillan 1957-4-17 34 -22 San Luis Obispo Low hills at the foot of Caliente Mountain, southern Carrisa Plains 838 Comment
  UC564109  Lasthenia minor Roxana S. Ferris 1935-3-28 9101 San Luis Obispo 2 mi s Simmler; Carriso Plain Comment
  OBI80843  Lathyrus vestitus David J. Keil 2015-2-14 32644 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 70 Comment
  OBI12627  Lathyrus vestitus var. vestitus Aart C. DeVos 1963-4-18 61 San Luis Obispo Poly Cyn, NW slope Comment
  OBI31599  Lathyrus vestitus var. vestitus Joy Nishida 1982-5-8 369 San Luis Obispo American Canyon, 1.2 mi S of campground, near unlocked gate 506 Comment
  OBI57834  Lathyrus vestitus var. vestitus David J. Keil 1998-3-27 26496 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  CAS-BOT-BC321645  Layia glandulosa Ernest C. Twisselmann 1969-4-14 15107 San Luis Obispo La Panza Range. Bedell Ranch, 5 miles SE of Creston 350 Comment
  CAS-BOT-BC321654  Layia glandulosa Bruce G. Baldwin 1987-3-31 650 San Luis Obispo 2.3 miles W of junction with Shell Creek Road along Calif. State Hwy 58. Comment
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Apr 15 2019
  CAS-BOT-BC321663  Layia glandulosa Annetta Carter 1940-4-7 1507 San Luis Obispo Palo Prieto Canyon, 3.3 miles SE of Cholame, north end of Temblor Range 487 Comment
  OBI33859  Layia glandulosa Melissa Luckow, CNPS 1981-4-18 652 San Luis Obispo hwy 58 at the Salinas River Bridge at the head of Calf cyn Comment
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Apr 15 2019
  CAS-BOT-BC321636  Layia glandulosa R. F. Hoover 1948-4-17 7480 San Luis Obispo Commatti Canyon Comment
  OBI39398  Layia glandulosa Clifton F. Smith 1975-5-28 10857 San Luis Obispo Santa Barbara Potrero Comment
  UC338214  Layia glandulosa unknown 1887-1-1 San Luis Obispo Comment
  UCD135675  Layia glandulosa Bruce G. Baldwin 1987-3-31 649 San Luis Obispo San Luis Obispo County: Nipomo Mesa, 1.3 miles northbound on California State Highway 1 from Willow Road junction. Comment
  OBI15867  Layia heterotricha Robert F. Hoover 1952-4-8 8073 San Luis Obispo La Panza District Comment
  SBBG126154  Layia heterotricha D. Keil with R. Riggins,K. Striby 1998-5-22 27389 San Luis Obispo Caliente Ridge Rd between wildlife guzzler and Caliente Peak, ca. 0.5 mi NW of Caliente Peak 1249 Comment
  OBI53881  Layia hieracioides Arthur W. Hazebrook 1992-10-25 148 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
  JEPS89796  Layia munzii Dean Wm. Taylor with Glenn L. Clifton 1988-3-12 9380 San Luis Obispo central protion of Carrizo Plain, along dirt road from RC Farm to County Road Carrizo Plain 588 Comment
  RSA790125  Layia munzii Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-3-30 10 San Luis Obispo South Coast Rangers; Carrizo Plain; North of Carrizo Plain National Monument; valley floor. South of Highway 58, east of Cambria Rd between California Trail and Camelia Trail. 608 Comment
  OBI81120  Layia munzii Jason Dart 2010-4-16 371 San Luis Obispo Northern Carrizo Plain 616 Comment
  OBI15816  Layia platyglossa Aart C. DeVos 1963-4-18 62 San Luis Obispo Poly Cyn, NW slope Comment
  OBI27124  Layia platyglossa Thomas Burrows 1980-5-3 36 San Luis Obispo Reservoir Cyn 168 Comment
  UCR161220  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2005-3-5 9032 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  CAS-BOT-BC382141  Layia platyglossa Ernest C. Twisselmann 1956-3-26 2587 San Luis Obispo Temblor Range and Western San Joaquin Valley; Southern Carrisa Plains: 6.5 miles south of Soda Lake 640 Comment
  SEINET11811320  Layia platyglossa L. S. Rose 1936-1 36248 San Luis Obispo 2 mi E of Pozo 457 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
  UC1187081  Layia platyglossa David D. Keck and Wm. M. Hiesey 1940-5-31 5151 San Luis Obispo 1 mi n Piedras Blancas Lighthouse Comment
  UCR42926  Lemna minor E. A. Wise 1984-7-21 2024 San Luis Obispo Arroyo Laguna Site #1, c. 2 km east of the ocean & c. 700 yards east of Hwy 1. 36 Comment
  OBI68781  Leontodon saxatilis subsp. saxatilis David J. Keil 2006-9-21 30456 San Luis Obispo Campus, California Polytechnic Staste University, San Luis Obispo. Lawn area adjacent to Fisher Hall (bldg. 33) 91 Comment
  OBI31568  Lepidium Joy Nishida, Melissa Luckow 1983-3-10 552 San Luis Obispo Amer Cyn. Upper portion of Amer cyn campground 536 Comment
  UCD115259  Lepidium dictyotum Ernest C. Twisselmann 1962-3-15 6701 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. Shandon, CA. 670 Comment
  CDA11384  Lepidium dictyotum var. acutidens G. F. Hrusa 1995-4-15 12104 San Luis Obispo Carrizo Plain; Carrizo Plain, S end of Soda Lake. Comment
  CAS-BOT-BC89211  Lepidium draba David D. Keck 1933-5-5 2202 San Luis Obispo 3 miles east of Morro. Comment
  OBI28905  Lepidium draba Rhonda Riggins 1981-4-26 1223 San Luis Obispo T30S, R15E, S7; along River rd 3.9 mi NE Pozo Rd at Salinas River Comment
  CAS-BOT-BC89498  Lepidium jaredii Ernest C. Twisselmann 1956-3-26 2586 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sinks 5 miles south of Soda Lake. 624 Comment
  CAS-BOT-BC89500  Lepidium jaredii Ernest C. Twisselmann 1956-3-26 2586 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sinks 5 miles south of Soda Lake. 624 Comment
  CDA129  Lepidium latifolium G. Perez 2007-5-3 PDR# 1450407 San Luis Obispo Santa Margarita Valley, Hwy 58, 0.5 mi. N of Pozo Rd. split. Comment
  UC1126678  Lepidium nitidum P. L. Johannsen 1936-3-21 697 San Luis Obispo 1.5 mi se Terrace Hill; San Luis Obispo Quad. 91 Comment
  UC569957  Lepidium nitidum N. K. Carlson 1936-3-18 134 San Luis Obispo 0.6 mi sw Picacho; Arroyo Grande Quad. 99 Comment
  CAS-BOT-BC12593  Lepidium nitidum Roxana S. Ferris 1935-3-28 9158 San Luis Obispo Summit of Cholame-Simmler Road about 11 miles north of Simmler. Comment
  RSA8445  Lepidium nitidum I. L. Wiggins 1932-3-20 5779 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  UC1296288  Lepidium nitidum R. F. Hoover 1960-4-9 8517 San Luis Obispo near Lion Creek Comment
  UCR161356  Lepidium nitidum var. oreganum George K. Helmkamp, E. A. Helmkamp 2005-3-8 9073 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 Comment
  SD244652  Lepidium perfoliatum David Keil, Lynne Dee Althouse, Dan Meade, Jason Dart, Meg Perry, Naomi Oyler 2008-3-31 30495 San Luis Obispo Carrizo Plain north of Highway 58 off Biterwaater Road. Grassland fringe above alkaline - saline spring on southwest facing slope. 655 Comment
  CAS-BOT-BC12939  Lepidium strictum Clare B. Hardham 1957-5-12 1904 San Luis Obispo Santa Lucia Mountains. Camp Natoma, Franklin Creek. Road. Comment
  RSA128198  Lepidospartum squamatum Clare B. Hardham 1957-10-16 2680 San Luis Obispo Nacimiento River below dam. Comment
  CAS-BOT-BC273942  Leptochloa fusca subsp. fascicularis R. F. Hoover 1967-10-5 10874 San Luis Obispo Poly Canyon, San Luis Obispo Comment
  CAS-BOT-BC272419  Leptochloa fusca subsp. uninervia Ernest C. Twisselmann 1968-10-21 15039 San Luis Obispo Paso Robles, Salinas River just north of the Highway 46 bridge 181 Comment
  CAS-BOT-BC272425  Leptochloa fusca subsp. uninervia Ernest C. Twisselmann 1955-7-19 2267 San Luis Obispo Stony Bowman Residence, near the Choice Valley School, eastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 548 Comment
  OBI28727  Leptosiphon liniflorus David Keil 1980-9-18 14221 San Luis Obispo 3.3 miles N. of Hwy 58 on Shell Creek Road. Comment
  OBI31484  Leptosiphon parviflorus Joy Nishida, Robert Allen 1982-4-10 279 San Luis Obispo American Canyon Campground on a slight slope of blue oak woodland. 536 Comment
  OBI11350  Leptosiphon pygmaeus subsp. continentalis R. F. Hoover 1947-4-26 7079 San Luis Obispo Parkhill district, in sandy burned over spot. Comment
  OBI80402  Leptospermum laevigatum Devon Jackson, Randy Lesinski, Augustina Remedios, Christopher Khoa Luu, Rachal Lindquist, Tony Landeros, Zack Perea 2015-2-8 1 San Luis Obispo Oceano Dunes trail. About 200-300 yards up the trail north from Pier Avenue. On the left side of the trail. 0 Comment
  RSA0012847  Leptospermum laevigatum Walter Wisura, Dave Kelly 1986-5-9 4122 San Luis Obispo Sand dunes behind Oceano campground. Comment
  SBBG8554  Lessingia glandulifera var. glandulifera C. B. Hardham 1958-9-8 3940 San Luis Obispo Nacimiento River bed below dam; Camp Roberts Comment
  CAS-BOT-BC339449  Lessingia glandulifera var. glandulifera R. F. Hoover 1947-8-16 7376 San Luis Obispo Las Tablas Creek 3 mi. n. of Klau Comment
  CAS-BOT-BC341980  Lessingia pectinata var. pectinata Alice Eastwood; John Thomas Howell 1937-4-23 3879 San Luis Obispo Nipomo Mesa Comment
  RSA355806  Lessingia pectinata var. pectinata R. F. Thorne 1968-6-7 37774 San Luis Obispo Jack Lake. sand dunes near lake, ca. 3 miles S of Oceano. Comment
  OBI59237  Lessingia pectinata var. tenuipes G. F. Hrusa, George Butterworth 2000-9-30 15706 San Luis Obispo Carrizo Plain Area. Saucito House area, Bromley pasture Comment
  CAS-BOT-BC330423  Lessingia tenuis Roxana S. Ferris 1955-5-24 12815 San Luis Obispo Palo Prieto Canyon, ca 2 mi S of US Hwy 466 on road to Simmler Comment
  CAS-BOT-BC283690  Leymus condensatus Clare B. Hardham 1957-7-15 2467 San Luis Obispo Santa Lucia Mountains. Spring, Los Padres National Forest NW of Morro Road Comment
  JEPS8029  Limnanthes douglasii subsp. nivea Rimo Bacigalupi with J. F. MacBride and Ruth D. Sanderson 1952-3-27 3541 San Luis Obispo winter pool 2 mi w Atascadero (along road to Morro Bay) Comment
  OBI19383  Limonium californicum D. Waive Stager 1972-8-28 51 San Luis Obispo Morro Bay, Morro Bay State Park Sand Spit Comment
  UC575293  Linanthus bigelovii David D. Keck and J. Clausen 1935-4-10 3150 San Luis Obispo 10 mi s Soda Lake; Carrizo Plain 609 Comment
  OBI11359  Linanthus parryae R. F. Hoover 1947-4-20 6988 San Luis Obispo Yaro Creek district n. of Pozo, on sandy flat. Comment
  CDA17631  Linaria pinifolia A. Griffiths 1978-5-2 s.n. San Luis Obispo Oceano. Comment
  OBI41033  Linum grandiflorum Kathy Koivisto & Diana Byrum, Diana Byrum 1983-11-13 5 San Luis Obispo Roadside ditch on the corner of hwy 1 and Grand Ave in Arroyo Grande Comment
  OBI28524  Lithophragma affine John Jackman and Julie Truesdale, Julie Truesdale 1980-1 27 San Luis Obispo MacGillivary Ranch. Adelaida Comment
  CAS-BOT-BC430584  Lithophragma affine John H. Thomas 1949-4-18 303 A San Luis Obispo Graves Creek Bridge near Palo Robles Comment
  SBBG34896  Lithophragma affine Mrs. R. W. Summers 1880-3-16 San Luis Obispo Sulphur Wells Comment
  CAS-BOT-BC435385  Lithophragma cymbalaria Frank W. Peirson 1925-3-25 5689 San Luis Obispo Pismo Creek 30 Comment
  UC73124  Lithophragma cymbalaria F. E. Roadhouse 1905-4 177 San Luis Obispo San Luis Obispo Comment
  OBI75502  Lithophragma cymbalaria Jenner Whitt 2003-4-14 56 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 Comment
  UC54834  Lithophragma heterophyllum Rev. R. W. Summers 1890-3-16 San Luis Obispo Sulphur Mills Comment
  UC2013298  Lobelia erinus Dana Richards 1983-11-8 2 San Luis Obispo Los Osos. Comment
  SBBG95296  Loeflingia squarrosa D. Keil with R. Riggins, K. Bay 1986-4-26 19275 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd 701 Comment
  OBI37954  Logfia filaginoides David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18593 San Luis Obispo 19.5 mi from Ca rte 1 along San Simeon Crk Rd, N of rocky Butte lookout at locked gate 732 Comment
  UCD132709  Logfia filaginoides G. F. Hrusa 1995-5-28 12218 San Luis Obispo San Luis Obispo County: on ridge immediately WNW of Peak 2 and leading to the park. 600 Comment
  OBI25031  Logfia gallica David J. Keil, Dirk Walters 1980-4-26 13910 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso robles Comment
  UCD66085  Lolium multiflorum G. F. Hrusa 1995-5-28 12271 San Luis Obispo San Luis Obispo Co.: Between intersections of access roads to Mt. Lowe radio facility and Peak 1 radio facility with main ridge road. Black Butte Research Natural Area. 625 Comment
  OBI31949  Lomatium caruifolium David J. Keil, Melissa Luckow 1981-7-3 14984 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  OBI8942  Lomatium caruifolium Eben McMillan 1952-3-23 18 San Luis Obispo E. McMillan ranch in Choice Valley, 2 mi S and 8 mi E of Shandon Comment
  OBI52832  Lomatium dasycarpum David J. Keil, Kathleen Keil April1992 s.n. San Luis Obispo W of San Luis Obispo in hills along dirt rd S of Prefumo Cyn rd Comment
  OBI56984  Lomatium dasycarpum Steven A. Junak 1990-4-26 4215 San Luis Obispo Cuesta Ridge Botanical Area. Los Padres Natl forest.Santa Lucia Mts. E edge of botanical area, N of main rd (USFS Rd #29S11.3) ca 2.7 mi W of hwy 101, on W side of access rd to KSBY TV towers, ca 60m N of locked gate 732 Comment
  OBI51753  Lomatium parvifolium R. Mike Arens 1994-3-26 25 San Luis Obispo Calif State Polytechnic College Campus, San Luis Obispo, CA 152 Comment
  SBBG107581  Lomatium parvifolium C. B. Hardham 1958-6-20 3718 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  UC454496  Lomatium parvifolium I. J. Condit May 1908 San Luis Obispo CA Polytechnic School, School Canyon Comment
  LA82431  Lomatium parvifolium Robert F. Hoover; 1965-4-2 sn San Luis Obispo beside road leading to T.V. tower, 2 mi. N of San Luis Obispo city Comment
  UCSB17351  Lomatium parvifolium Hardham, Clare 1961-5-17 San Luis Obispo 4 miles west of Ocean View Mine Comment
  UC1929721  Lomatium utriculatum Robert F. Thorne, P. Everett 1963-6-8 32177 San Luis Obispo 6 miles NW of Bradley on road to Jolon. Comment
  OBI28006  Lonicera hispidula Barrett Anderson 1971-6-30 196 San Luis Obispo Coon Creek Trail Comment
  UC455868  Lonicera hispidula var. vacillans E. P. Unangst 1906-1 San Luis Obispo Perfumo Canyon Comment
  OBI42277  Lonicera interrupta David J. Keil 1986-5-26 19583 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake Comment
  POM258727  Lonicera interrupta Roxana S. Ferris 1939-5-29 9762 San Luis Obispo Hills about 4 miles south-east of Templeton. 305 Comment
  RSA122596  Lonicera interrupta B. Bolt 1936-5-26 748 San Luis Obispo 3.75 miles NE of Santa Margarita. 366 Comment
  SBBG7353  Lonicera interrupta H. and M. Dearing 1940-6-16 4384 San Luis Obispo S of Pozo Comment
  SBBG80606  Lonicera interrupta C. F. Smith 1974-10-4 10771 San Luis Obispo NW of Big Rocks, upper Branch Crk area Comment
  UCSB71427  Lonicera involucrata Ferren, Wayne; Fiedler, P.; Leidy, R. 1993-7-8 San Luis Obispo Pico Creek, San Simeon. Forested wetland between lagooned estuary and coastal pond. Route 1 bridge. Comment
  RSA122600  Lonicera involucrata var. ledebourii H. A. Jensen 1930-9-25 71 San Luis Obispo Mouth of Coon Creek. 91 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
  SBBG118089  Lotus corniculatus E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 80 San Luis Obispo Nacimiento River, upstream from Twin Bridges, along S side of the river; Camp Roberts 180 Comment
  UC1285197  Lotus junceus var. biolettii R. F. Hoover 1947-3-2 6644 San Luis Obispo n of Arroyo Grande; Carpenter Canyon Comment
  SEINET10484471  Lotus scoparius David B. Dunn 1946-5-17 Dunn 2640 San Luis Obispo Collected on steep grassy hillside on the bluffs overlooking th eocean, about 14.1 Mi s of big sur state park and 4.7 mi n of vincente creek bridge. Comment
  CDA17638  Lotus strigosus Kathleen G. Jones 1982-1-2 s.n. San Luis Obispo Oceano Dunes; Oso Flaco area. Comment
  OBI26403  Ludwigia peploides David J. Keil 1980-9-21 14262 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  OBI36940  Ludwigia peploides Eric Wise unknown 1713 San Luis Obispo About 30 cm deep in the Salinas River at Las Pilitas Rd Comment
  OBI3746  Lupinus albifrons Elizabeth Rudd 1971-3-30 214 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI83506  Lupinus albifrons Ashley Ladin, Grace Van Kirk, Kayli Oku, Alex 2017-2-10 1 San Luis Obispo West Cuesta Ridge near Highway 101, up paved road 487 Comment
  OBI19277  Lupinus albifrons Robert F. Hoover 1964-3-8 8644 San Luis Obispo N of San Carpojo crk Comment
  UCSB59951  Lupinus albifrons Ryan, P.; Callaway, R. 1987-1-30 San Luis Obispo Gillis Canyon Rd., 2 miles north of San Juan Rd., about 5 miles southeast of Shandon 426 Comment
  RSA0070142  Lupinus albifrons var. abramsii Daisie Huang 2006-4-14 06041401 San Luis Obispo Santa Rosa Creek Rd., off 46. 313 Comment
  CAS-BOT-BC195770  Lupinus albifrons var. albifrons R. F. Hoover 1963-5-4 8554 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  CAS-BOT-BC201603  Lupinus albifrons var. albifrons Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  POM350149  Lupinus albifrons var. albifrons Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  SBBG104823  Lupinus albifrons var. albifrons M. D. Proctor, E. A. Young 1993-3-17 ROB 199 San Luis Obispo 1 km S of Twin Bridges; Camp Roberts Comment
  SBBG118165  Lupinus albifrons var. douglasii M. Wetherwax, E. Painter 2003-3-5 SLO 296 San Luis Obispo serpentine outcrop W of Chorro Reservoir; Camp San Luis Obispo 150 Comment
  RSA699720  Lupinus arboreus Keith E. Hoffmaster 1935-7-3 531 San Luis Obispo Oceano. Comment
  UCD106604  Lupinus arboreus Eric Davidson 1971-6-26 322 San Luis Obispo San Luis Obispo County: side of road at freeway entrance north from Avila Beach. Comment
  SBBG108222  Lupinus benthamii C. B. Hardham 1959-5-9 4450 San Luis Obispo Camp Natoma Comment
  OBI56776  Lupinus bicolor David J. Keil 1986-4-13 19178 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  SBBG87662  Lupinus bicolor C. F. Smith 1950-4-28 2693 San Luis Obispo upper San Juan Crk near Hubbard Hill Comment
  SEINET7062889 Image available Lupinus bicolor A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.9 miles east of Arroyo Grande on Huasna Road. (WGS84/NAD83). UTM Zone 10, 734793mE, 3890432mN. 244 Comment
  UC1129375  Lupinus bicolor W. A. Peterson 1937-4-2 657 San Luis Obispo 1.5 mi nnw La Panza Ranch; La Panza Quad. 518 Comment
  UCR141005  Lupinus bicolor George K. Helmkamp 2004-3-10 8334 San Luis Obispo Central Coast, Nipomo Mesa, along Pomeroy Rd, 0.2 mi N of Willow Rd, NW of Nipomo 91 Comment
  UCSB17472  Lupinus bicolor 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
  UC126962  Lupinus bicolor L. Jared 1822-3-4 San Luis Obispo South Coast Ranges Comment
  UC15931  Lupinus bicolor W. H. Brewer Apr. 1861 868 San Luis Obispo between Santa Barbara and San Luis Obispo; btw Santa Barbara and San Luis Obispo Comment
  UC57452  Lupinus bicolor J. H. Barber 1900-4-30 1009 San Luis Obispo canyon near Paso Robles; near Paso Robles Comment
  UCD107279  Lupinus bicolor Jaime Kneitel 1995-3-25 5 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Caliente Mountains, American Ranch, 2 mi. from Soda Lake Road. 670 Comment
  UCSB45230  Lupinus bicolor Mead, K. 1979-4-13 San Luis Obispo Roadside at Nipomo Mesa; 6 miles west of Guadalupe, on Highway 1 33 Comment
  UC1285107  Lupinus cervinus R. F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mountain above San Simeon, one spot on E side Comment
  OBI25605  Lupinus chamissonis Robert F. Hoover 1946-7-14 6227 San Luis Obispo North end of Morro Bay Comment
  RSA0060562  Lupinus chamissonis Daisie Huang 2006-3-19 06031910 San Luis Obispo Vacant lot at 101 and Santa Maria Rd. 101 Comment
  UCSB43322  Lupinus chamissonis Leifer, Laura 1982-4-23 San Luis Obispo Nipomo Mesa, 6 miles northwest of Highway 1 from Guadalupe; 6 feet from east side of road 30 Comment
  UC1315024  Lupinus concinnus R. F. Hoover 1967-4-20 10486 San Luis Obispo Curbaril Ave. Atascadero (Atascadero) Comment
  RSA165548  Lupinus concinnus subsp. concinnus Clare B. Hardham 1963-4-8 10602 San Luis Obispo West edge of Chimney Rock Ranch, north road to Adelaida. Comment
  SBBG95340  Lupinus hirsutissimus J. Johnson, M. Boggs 1986-5-11 12 San Luis Obispo East Cuesta Ridge ca. 12 mi N of San Luis Obispo, off Hwy 101 Comment
  OBI23347  Lupinus hirsutissimus J. T. Arnold 1965-4-11 51 San Luis Obispo S 1/2 of sec 11, T31S, R11E Comment
  OBI12872  Lupinus latifolius Robert F. Hoover 1967-2-18 10218 San Luis Obispo Diablo Cyn, San Luis Range Comment
  UCR134394  Lupinus latifolius subsp. latifolius George K. Helmkamp, E. A. Helmkamp 2001-4-29 6588 San Luis Obispo Irish Hills, Clark Valley Rd., 4.2 miles south of Los Osos Valley Rd, E of Los Osos 274 Comment
  UCR88710  Lupinus latifolius subsp. latifolius George K. Helmkamp, E. A. Helmkamp 1995-6-20 95-2- 23 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  CAS-BOT-BC207225  Lupinus ludovicianus Alice Eastwood; John Thomas Howell 1937-4-30 4165 San Luis Obispo In the Upper Arroyo Grande. Comment
  UC130725 Image available Lupinus ludovicianus M. K. Curran Jul 1885 San Luis Obispo San Luis Obispo Comment
Read comments
Nov 30 2012
  OBI82325  Lupinus ludovicianus Rhonda Riggins 1981-4-26 1222 San Luis Obispo Park hill Rd. 0.3 mi E. River Rd, 1.4 mi W Navajo Grade Road Comment
  RSA388791  Lupinus luteolus D. F. Howe 1977-5-18 s.n. San Luis Obispo N.E. side of Cypress Mt. 274 Comment
  OBI79621  Lupinus microcarpus Stefan Bonilla, Keaton Davis 2014-5-27 1 San Luis Obispo San Luis Obispo, Perfumo Canyon, dry shrub plants on hill. Comment
  RSA659066  Lupinus microcarpus R. Riggins 1979-5-19 1185 San Luis Obispo Roadside and fields along road paralleling San Juan Creek, 1.2 mi S Gillis Canyon-Camatti Canyon Rds. Comment
  UC1285123  Lupinus microcarpus R. F. Hoover 1952-4-8 8089 San Luis Obispo near McKittrick road (w base of Temblor Range); Temblor Range Comment
  JEPS108061  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1175 San Luis Obispo W side Adelaid-Nacimiento Road at Almost Spring Ranch. Comment
  OBI28883  Lupinus microcarpus var. horizontalis Melissa Luckow 1982-5-2 852 San Luis Obispo 9.3 mi SE of jctn County Rd 285 and Hwy 58 on County Rd 285. Sheep Camp Comment
  OBI25017  Lupinus microcarpus var. microcarpus David J. Keil, Dirk R. Walters 1980-4-26 13877 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  UC1129617  Lupinus microcarpus var. microcarpus E. Armstrong 1934-4-1 1098 San Luis Obispo 6 mi w Simmler; La Panza Quad. 609 Comment
  UC149884  Lupinus microcarpus var. microcarpus K. Brandegee Jul 1911 San Luis Obispo Paso Robles Comment
  CDA27523  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-6 1162 San Luis Obispo USFS road 2.0 miles southeast of Avenales Guard Station, 0.3 mile northwest of Escondido Road. 0 Comment
  OBI48436  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1145 San Luis Obispo Roadside, hwy 41 at entrance to Circle N Ranch 0.7 mi E Cripple Creek Rd, 8.9 mi E Templeton Rd Comment
  OBI48461  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1177 San Luis Obispo Roadside. Nacimiento Rd, 0.6 mi N Nacimiento Dam Comment
  SBBG114100  Lupinus microcarpus var. microcarpus R. Riggins 1978-4-23 1133 San Luis Obispo Hwy 166, 0.8 mi W Twin Rocks, 3.1 mi E of Sierra Madre Rd Comment
  UC1542868  Lupinus nanus Dunn and Brown 1946-5-12 2297 San Luis Obispo Atascadero Comment
  UCR161337  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-3-5 9014 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  SEINET2442006  Lupinus nanus Unknown 1983-4-9 18 San Luis Obispo State Hwy. 58, 1.5 mi east of Avenales Wildlife Area. Comment
  UC1401263  Lupinus nanus Dunn and Brown 1946-5-17 2645 San Luis Obispo along Hiway 1 near the ocean 7.9 mi n San Simeon; n of San Simeon 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
  OBI34293  Lupinus sparsiflorus David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15774 San Luis Obispo La Panza Mts. NW of American Cyn rd along San jose-Avenales rd just S of locked gate Comment
  RSA122407  Lupinus subvexus var. subvexus T. M. Hendrix 1937-5-25 218 San Luis Obispo 1/4 mile south of Cammotti. 488 Comment
  OBI12824  Lupinus succulentus B. H. Anderson 1972-2-20 288 San Luis Obispo Toro Creek Rd Comment
  POM97503  Lupinus succulentus Philip A. Munz 1926-4-9 10184 San Luis Obispo 35 miles east of Paso Robles. Comment
  UCR140393  Lupinus truncatus George K. Helmkamp 2004-2-29 8313 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi NW of Division St. 116 Comment
  OBI10149  Lyonothamnus floribundus James P. Ashby 1970-4-16 69 San Luis Obispo On S side of Cal Poly campus 0 Comment
  OBI29313  Lysimachia arvensis Lou Morton 1981-5-17 s.n. San Luis Obispo Laguna Lake Park Comment
  OBI35720  Lysimachia arvensis Allison Berry 1984-3-30 62 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI30678  Lythrum hyssopifolia David J. Keil 1981-5-19 14713 San Luis Obispo Indian Knob. Upper slopes Comment
  OBI36949  Lythrum hyssopifolia Eric Wise 1981-6-26 699 San Luis Obispo Near Piedras Blancas Motel. 9.7 mi S of Monterey border, on hwy 1 Comment
  OBI36953  Lythrum hyssopifolia Eric Wise 1981-6-26 667 San Luis Obispo Villa Crk Reservoir, Hwy 1 N of Cayucos Comment
  CAS-BOT-BC343890  Madia elegans R. F. Hoover 1946-9-15 6397 San Luis Obispo Rinconada district, betw. Santa Margarita and Pozo Comment
  OBI49822  Madia exigua Steven A. Junak 1990-5-1 4251 San Luis Obispo Cuesta Ridge Botanical Areas, Los Padres Natl Forest. Santa Lucia Mts: at N edge of Cuesta ridge Botanical Area, along power line access rd which intersects Tasajera Crk rd ca 2.4 mi W of hwy 101, ca 1.1 rd miles S of Tassajera Crk Rd 536 Comment
  HSC91771  Madia gracilis Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, N edge of prairie Comment
  UCSB44599  Madia gracilis Strong, Lisa 1982-4-22 San Luis Obispo At Nipomo Mesa, 6 miles north of 11th Street in Guadalupe on California Highway 1 30 Comment
  OBI25038  Madia sativa David J. Keil, Dirk Walters 1980-4-26 13907 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso robles Comment
  CAS-BOT-BC512095  Maianthemum racemosum subsp. amplexicaule R. F. Hoover 1964-5-14 8866 San Luis Obispo See Canyon Comment
  PGM2946  Malacothamnus davidsonii Vern Yadon 1987-7-16 San Luis Obispo Bee Rock, 1/4 mi W fr Bee Rock Store Comment
  CAS-BOT-BC204139  Malacothamnus jonesii Alice Eastwood; John Thomas Howell 1938-6-13 5910 San Luis Obispo Calf Canyon Comment
  JEPS99293  Malacothamnus jonesii Clifton F. Smith 1993-6-15 12489 San Luis Obispo along Branch Creek Road, 6.2 mi from Hwy 166 Comment
  OBI12351  Malacothamnus jonesii John Thomas Howell 1948-6-15 24379 San Luis Obispo Gilho Cyn SE of Shandon 457 Comment
  OBI12358  Malacothamnus jonesii Robert F. Hoover 1950-5-11 7905 San Luis Obispo Upper Arroyo Grande 6 mi above county park Comment
  OBI66220  Malacothamnus jonesii David J. Keil 1998-10-9 28154 San Luis Obispo Ca. 20 road miles w of New Cuyama along Hwy 166. Ca. 1400 ft. elev. 427 Comment
  IRVC29590  Malacothrix clevelandii Mark A. Elvin, Nic Huber 2006-3-30 4623 San Luis Obispo San Luis Obispo; N-side of Laguna Lake, at base of hill. Central Coastal 61 Comment
  OBI55284  Malacothrix coulteri David J. Keil 1998-6-5 27662 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain (35 deg. 02.105' N x 119 deg. 50.065' W) 701 Comment
  OBI47638  Malacothrix coulteri David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19271 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 Comment
  OBI55282  Malacothrix coulteri David J. Keil 1998-5-20 27346 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  CAS-BOT-BC323278  Malacothrix incana R. F. Hoover 1950-5-13 7913 San Luis Obispo Near Oso Flaco Lake Comment
  RSA176244  Malacothrix incana R. F. Thorne, Percy C. Everett 1962-10-3 31402 San Luis Obispo Sandy dunes W of Oso Flaco Lake. 5 Comment
  SEINET6809422  Malacothrix phaeocarpa Steven Junak, Ayers, Tina 1989-7-14 4122 San Luis Obispo N edge Cuesta Ridge Botanical Area; Cuesta Ridge Botanical Area; N edge Comment
  OBI74933  Malacothrix saxatilis var. commutata George Butterworth 2010-6-11 799 San Luis Obispo Chimineas; Garcia Rd. 2.0 mi N of Taylor Rd, .1 mi S of gate, 972 Comment
  OBI67805  Malacothrix saxatilis var. commutata M. Wetherwax, David J. Keil, J. Olson, K. Downing 2000-5-16 CR- 65 San Luis Obispo Camp Roberts; above Nacimiento River, between Twin Bridges and Tower Rd. UTMs NAd27 zone 10S, 694582 E, 3960393N 160 Comment
  HSC91697  Malva neglecta Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro, along Eastern Boundary Trail Comment
  OBI66275  Marah fabacea David J. Keil, with V. L. Holland, Erik Frenzel, et al. 2001-4-26 29380 San Luis Obispo Highway 166, 11 road miles east from Tepusquet Canyon Road at National Forest trailhead. Vicinity of 35.10789 deg. N x 120.07590 deg. W 427 Comment
  SEINET3929780  Marah fabacea David Keil 1998-5-13 27223 San Luis Obispo Just E of intersection of La Panza Rd. & Hwy 58 Woodland dominated by Quercus douglasii, Quercus johntuckeri, Juniperus californica.; 0 Comment
  CAS-BOT-BC348300  Matricaria occidentalis Ernest C. Twisselmann 1968-5-19 14210 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch 640 Comment
  CAS-BOT-BC60290  Matthiola bicornis Ernest C. Twisselmann 1954-5-23 1286 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Eastern SLO county. Comment
  OBI12798  Medicago minima Robert F. Hoover 1953-5-28 8324 San Luis Obispo Lopez Cyn Comment
  OBI39985  Medicago polymorpha Eric Wise 1984-4-29 1882 San Luis Obispo Little Morro Crk. From Laguna to the hwy 1 overpass Comment
  UCD39109  Medicago polymorpha Beecher Crampton 1964-5-18 6980 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  UC1953177  Medicago praecox David Keil with Kathleen Keil 1999-7-8 28374 San Luis Obispo William Randolph Hearst Memorial State Beach, San Simeon. Comment
  OBI25991  Medicago sativa David J. Keil 1981-5-16 14618 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UC1953317  Medicago scutellata D. R. Miller, E. A. Appel 2009-5-3 509 .876 San Luis Obispo Next to San Carpoforo Creek. Approx. 2/3 mi. (1 km) east of Hwy 1 from bridge. Comment
  OBI70744  Medicago truncatula D. R. Miller, E. A. Appel 2009-5-3 509 .878 San Luis Obispo In field next to San Carpoforo Crk. Approx 1 km (2/3 mi) e of hwy 1 from bridge 15 Comment
  CAS-BOT-BC269451  Melica californica Geo. B. Grant 1903-4-1 766 a San Luis Obispo Paso Robles Comment
  SBBG118306  Melica californica E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 72 San Luis Obispo above Nacimiento River, near Twin Bridges; Camp Roberts 180 Comment
  RSA760024  Melica californica David J. Keil 1998-4-14 26720 San Luis Obispo Los Padres National Forest; hills north of Cuyama River, near Adobe trailhead; 6.3 miles northeast of junction with Tepusquet Canyon Road on Highway 166. Comment
  UC53667  Melica californica J. H. Barber May 1899 San Luis Obispo near Lynch Comment
  CDA11555  Melica imperfecta G. F. Hrusa 1993-5-22 11100 San Luis Obispo Black Butte Research Natural Area; Occasional perennial on steep, dry, formerly burned slopes (1985). W face of main ridge, approx. 1/2 m N of Mt. Lowe. Comment
  SEINET192713 Image available Melica imperfecta Carl B. Wolf 1929-4-13 3476 San Luis Obispo 1 mile north of San Luis Obispo. 152 Comment
  CAS-BOT-BC281663  Melica imperfecta David D. Keck 1934-4-26 2814 San Luis Obispo 10 miles W of Simmler on road to La Panza Comment
  RSA191879  Melica torreyana R. F. Thorne, P. Everett 1963-6-7 32158 San Luis Obispo 6.4 miles NW along Cuesta Ridge Road from Cuesta Pass freeway. 823 Comment
  JEPS97117  Melilotus albus M. D. Proctor and E. A. Young 1993-4-17 ROB 470 San Luis Obispo Fort Merriam, Camp San Luis Obispo Comment
  OBI12791  Melilotus indicus R. R. LaBelle 1967-10-19 41 San Luis Obispo Laguna lake, San Luis Obispo, on NE side of lake and peninsula Comment
  OBI79357  Melilotus indicus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31642 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
  SBBG6406  Melissa officinalis C. B. Hardham 1957-9-22 2475 San Luis Obispo Graves Crk, Atascadero Comment
  OBI13659  Mentha canadensis Robert F. Hoover 1946-8-24 6325 San Luis Obispo Near Laguna near San luis Obispo Comment
  OBI13650  Mentha suaveolens Ernest C. Twisselmann 1953-7-16 468 San Luis Obispo Temblor Range and Western San Joaquin Valley. Mariannas Cyn. Temblor Mts 914 Comment
  OBI12491  Mentzelia affinis Robert F. Hoover 1967-3-27 10297 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  UCR19595  Mentzelia affinis F. W. Peirson 1929-5-18 8404 San Luis Obispo Upper Cuyama Valley 427 Comment
  SBBG108301  Mentzelia laevicaulis C. B. Hardham 1960-6-17 6168 San Luis Obispo ridge between Chris Flood Crk and Arroyo de la Cruz Comment
  UC2027045  Mentzelia pectinata Greg Wilvert 2005-3-30 70 San Luis Obispo Southeast Half of the Caliente Range: Approx. 1.1km SSE of Padrones Springs Comment
  OBI12460  Mentzelia pectinata Eben McMillan 1952-5-5 103 San Luis Obispo Red Eagle Mine 1 mi E 12 mi S Shandon Comment
  OBI12498  Mentzelia pectinata Robert F. Hoover 1950-4-2 7804 San Luis Obispo Crocker Grade, Temblor Range Comment
  OBI73095  Micropus californicus David J. Keil 2000-5-8 28646 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Entrance to Poly Canyon Comment
  OBI71007  Micropus californicus G. F. Hrusa 2000-4-13 15354 San Luis Obispo Carrizo Plain Natural Area. Saucito Rocks, Saucito Springs; adj to Saucito Springs on way to Saucito rocks 732 Comment
  JEPS35275  Microseris bigelovii R. F. Hoover 1948-4-14 7443 San Luis Obispo coast w Cambria Comment
  OBI80373  Microseris douglasii David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  JEPS36356  Microseris douglasii subsp. douglasii W. L. Jepson 1927-4-27 12025 San Luis Obispo Cholame 335 Comment
  CAS-BOT-BC348997  Microseris douglasii subsp. douglasii R. F. Hoover 1949-4-21 7622 San Luis Obispo 14 mi. e. of Creston on La Panza road Comment
  UCR266648  Microseris elegans David J. Keil 1998-4-7 26585 San Luis Obispo south of Creston on Hwy 229, 1.4 mi south of Rocky Canyon Road 384 Comment
  OBI56726  Microseris elegans David J. Keil 1998-5-4 27056 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  SBBG124979  Mimetanthe pilosa C. B. Hardham 1958-7-22 3762 San Luis Obispo Atascadero Comment
  HSC91478  Mimulus aurantiacus Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro Comment
  OBI51745  Mimulus aurantiacus R. Mike Arens 1994-4-30 58 San Luis Obispo Calif Polytechnic State University campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  UCD122210  Mimulus aurantiacus Austin P. Griffiths; Joe R. Walker 1982-5-5 s.n. San Luis Obispo San Luis Obispo County: N of Maidenform Flats. Comment
  OBI4457  Mimulus aurantiacus var. aurantiacus Harry A. Redmond 1965-5-25 17 San Luis Obispo Comm. Los Osos Comment
  OBI45262  Mimulus aurantiacus var. aurantiacus Francis X. Villablanca 1986-5-17 1 San Luis Obispo 1/2 mi S of Ardath ST, and 1/4 mi E of the end of Pineridge Comment
  OBI9537  Mimulus aurantiacus var. pubescens Robert F. Hoover 1969-6-3 11356 San Luis Obispo Calf Cyn Comment
  IRVC29572  Mimulus guttatus Mark A. Elvin, Nic Huber 2006-3-30 4628 San Luis Obispo San Luis Obispo; N-side of Laguna Lake, at base of hill. Central Coastal 61 Comment
  OBI37674  Mimulus guttatus Eric Wise 1981-6-11 514 San Luis Obispo Little Morro Crk, Morro Bay Comment
  OBI9442  Mimulus guttatus D. E. Montague 1958-5-23 s.n. San Luis Obispo Reservoir Cyn, 3 mis NE San Luis Obispo. On hill Comment
  OBI9447  Mimulus guttatus Unknown 1964-4-11 94 San Luis Obispo Reservoir Cyn Comment
  UC1063147  Mimulus guttatus T. M. Hendrix 1937-5-9 153 San Luis Obispo 3.7 mi se Pozo; Los Padres National Forest, Pozo Quadrangle Comment
  OBI37672  Mimulus guttatus Eric Wise 1981-6-27 751 San Luis Obispo Alamo Crk near Twitchell Res Comment
  OBI57306  Minuartia douglasii David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27502 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., 15 road miles NE of junction with Hwy 1. Hearst Ranch near Pine hut and Rocky Butte (35 deg. 42.164' N x 121 deg. 05.781' W). 853 Comment
  SEINET7063699  Minuartia douglasii 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
  HSC94184  Monardella frutescens Austin P. Griffiths, M. E. Griffiths 1986-5-15 San Luis Obispo Guadalupe Dunes, midway along northernmost vegetated ridge Comment
  CHSC67967  Monardella palmeri James D. Jokerst; J. Sorenson 1987-6-1 2904 San Luis Obispo SE edge of Cuesta Ridge Botanical Area, SE of road between microwave station and parking lot, within 50-100 ft of FS 29S11. Comment
  OBI75713  Monardella palmeri D. R. Miller 2011-7-27 711 .978 San Luis Obispo Rocky Butte/Pine Mt region. cline cabin on Tobacco Ridge Rd Township 25 S, Range 8 E, sect 26 on Pebblestone Shut-in 7.5 Topo map 482 Comment
  CAS-BOT-BC220270  Monardella undulata David D. Keck 1933-5-5 2211 San Luis Obispo Oceano, southwestern San Luis Obispo County Comment
  UC125128  Monardella undulata E. Palmer, M. D. June 1876 362 San Luis Obispo San Luis Obispo District Comment
  CAS-BOT-BC220297  Monardella undulata subsp. crispa R. F. Hoover 1950-5-13 2910 San Luis Obispo Near Oso Flaco L. Comment
  UC1036935  Monardella undulata subsp. crispa Rimo Bacigalupi 1950-5-13 3199 San Luis Obispo Just south of Oso Flaco Lake Comment
  UC771735  Monardella undulata subsp. crispa R. F. Hoover 1946-10-20 6527 San Luis Obispo Near Callender railroad siding Comment
  OBI53904  Monardella undulata subsp. undulata Arthur W. Hazebrook 1992-11-14 171 San Luis Obispo Nipomo dunes Complex, Big Coreopsis Hill, trl adj to riparian corridor Comment
  OBI76619  Monardella villosa subsp. obispoensis 2012-3-27 283 San Luis Obispo Near the ridgeline of the Santa Lucias about .5 mi N of San Carpoforo 664 Comment
  OBI71229  Monardella villosa subsp. obispoensis Michael Curto, Linda Allen 1990-6-14 662 San Luis Obispo San Luis Range, Prefumo Cyn Rd ca 7.4 km WSW of Los Osos Valley Rd T31S R11E S2 330 Comment
  SBBG112531  Monardella villosa var. obispoensis D. Keil 1991-6-7 21564 San Luis Obispo rd to Cerro Alto Cmpgrd, Los Padres Nat Forest between Morro Bay and Atascadero along Hwy 41, Santa Lucia Mtns 304 Comment
  CAS-BOT-BC327706  Monolopia congdonii David D. Keck; J. Clausen 1935-4-10 3152 San Luis Obispo 15 miles S of Soda Lake, on Carrizo Plain 609 Comment
  UC1583657  Monolopia gracilens David Keil with Malcolm McLeod, and California Native Plant Society Rare Plant Committee 1983-5-1 16973 San Luis Obispo e-facing slope above tributary canyon n main channel of Arroyo de la Cruz (ridge system and coastal terraces between Arroyo de la Cruz and Arroyo de los Chinos) Comment
  OBI79485  Monolopia lanceolata David J. Keil, with Matt Ritter, Taylor Crow, et al. 2012-3-3 31221 San Luis Obispo Sinton Ranch, south of Highway 58 on unpaved portion of Shell Creek Road 450 Comment
  RSA713431  Monolopia lanceolata Daisie Huang 2006-3-19 060319 -07 San Luis Obispo Roadside of 58-E, east of 101. Sunny west-facing slope, gravelly soil. 486 Comment
  SBBG133327  Monolopia lanceolata H. Schneider, M. Neff 2016-4-27 SBBG- 2 San Luis Obispo 22 mi NW of Maricopa, ca. 0.1 mi N of Soda Lake Rd; Carrizo Plain Nat Monument 588 Comment
  SBBG8632  Monolopia lanceolata C. B. Hardham 1957-4-26 1745 San Luis Obispo Chalk Rock and Adobe, ca. 3.5 mi W of US Hwy 101, south rd to Adelaida Comment
  UC1484359  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1976-4-24 223 San Luis Obispo 0.8 km (0.5 mi) se Cammatti Canyon road (on San Juan Creek road, ne of road) 370 Comment
  OBI18696  Monolopia stricta Robert F. Hoover 1967-3-28 10307 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  RSA141028  Montia fontana Clare B. Hardham 1960-4-4 5316 San Luis Obispo Outlet Cantinas Creek Comment
  HSC91689  Morella californica Susan H. Bicknell 1988-11-22 San Luis Obispo Montano de Oro MDO 9 Comment
  SBBG41389  Morella californica H. M. Pollard 1968-6-7 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC109022  Mucronea californica R. F. Hoover 1947-5-24 7203 San Luis Obispo Yaro Creek near its junction with Toro Creek. Comment
  UC2027191  Mucronea perfoliata Greg Wilvert 2005-5-20 436 San Luis Obispo Southeast Half of the Caliente Range: 0.5 km S of Quail Spring Reservoir Comment
  CAS-BOT-BC415993  Mucronea perfoliata R. F. Hoover 1953-5-17 8313 San Luis Obispo Head of Skunk Well Canyon, Temblor Range Comment
  OBI58467  Mucronea perfoliata David J. Keil 1998-5-20 27348 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  OBI34401  Muhlenbergia rigens David J. Keil, Kathy Jones 1982-4-4 15840 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  SBBG124273  Myosotis latifolia D. Keil 1999-3-14 28212 San Luis Obispo Fern Cyn along trail off Fern Drive, cyn through Monterey Pine forest; Cambria Comment
  OBI10589  Myosurus minimus subsp. apus Robert F. Hoover 1947-3-30 6853 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  OBI43473  Najas marina Eric Wise 1981-10-23 1365 San Luis Obispo Tepesquet Vinyard Ponds 4-6 mi S of Shandon on San Juan rd Comment
  OBI13925  Nama californica Robert F. Hoover 1952-5-24 8209 San Luis Obispo Caliente Mt, on summit ridge W of peak Comment
  UC573396  Nassella cernua T. M. Hendrix 1937-5-11 172 San Luis Obispo 3 3/4 mi ne Huerhuero School; Pozo Quadrangle 472 Comment
  RSA585591  Nassella cernua M. D. Proctor, E. A. Young 1993-3-21 ROB- 311 San Luis Obispo 1.5 km west northwest of Chorro Reservation. Comment
  SBBG112803  Nassella lepida C. B. Hardham 1957-5-4 1855 San Luis Obispo Tierra Redonda Comment
  RSA796311  Nassella pulchra W. R. Ferren 1984-4-18 2727 San Luis Obispo San Simeon State Beach, Upper Campground Area 61 Comment
  CAS-BOT-BC65033  Nasturtium gambelii Robert F. Hoover 1949-5-24 7725 San Luis Obispo Ocean Beach Comment
  OBI51275  Nasturtium officinale Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .6 San Luis Obispo San Simeon State park. NE corner of San Simeon state park Comment
  UCR216938  Nasturtium officinale Mark A. Elvin, Joanna Iwanicha 2009-6-30 6376 San Luis Obispo Central Coast, north of Guadalupe, upper Oso Flaco Creek at junction with Oso Flaco Lake Rd., near RR tracks 14 Comment
  OBI11343  Navarretia atractyloides R. F. Hoover 1947-5-31 11161 San Luis Obispo Navajo Crk, E side of La Panza range Comment
  OBI31561  Navarretia atractyloides Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 438 San Luis Obispo American Canyon Campground. Common in disturbed areas 530 Comment
  UC639024  Navarretia atractyloides B. E. and H. J. Miossi 1940-7-25 264 San Luis Obispo 5 mi w Edna (near Pismo Creek) 30 Comment
  UC335509  Navarretia jaredii J. G. Lemmon San Luis Obispo Comment
  OBI62637  Navarretia mitracarpa George Butterworth 2003-5-5 509 San Luis Obispo Chimineas. 10 yds W of Feed Lot rd .2 mi N of station. Prostrate plant from N Chicken Water Rd May 9 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
  SBBG107212  Nemacladus ramosissimus C. B. Hardham 1960-4-13 5486 San Luis Obispo hills S of Bee Rock 365 Comment
  SEINET10972554  Nemacladus secundiflorus Rimo Bacigalupi 1954-5-19 Bacigalupi 4504 San Luis Obispo Flood plain of East Fork Huerhuero Creek at crossing of road 1.1 miles south of Geneseo School, 3 miles north of Creston 305 Comment
  CAS-BOT-BC416306  Nemacladus secundiflorus var. secundiflorus R. F. Hoover 1947-5-24 7204 San Luis Obispo Yaro Creek near its junction with Toro Creek Comment
  HSC65237  Nemophila menziesii J. P. Smith 1973-3-20 5881 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  UC606908  Nemophila menziesii L. Constance 1938-4-10 2086 San Luis Obispo in ravine at n edge Paso Robles , n edge Paso Robles (Salinas River Valley) 198 Comment
  OBI20178  Nemophila menziesii David J. Keil 1979-4-8 13028 San Luis Obispo 2 mi S of Calif Valley along Soda lake rd 579 Comment
  OBI58215  Nemophila menziesii var. menziesii David J. Keil 1998-4-20 26876 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. Comment
  UC606933  Nemophila pedunculata L. Constance 1938-4-10 2087 San Luis Obispo 8 mi w Shandon (near Estrella); Inner South Coast Ranges, nr Estrella Creek 335 Comment
  OBI80295  Nerium oleander Mia Claridy 2014-11-11 1 San Luis Obispo Park Street & Hillcrest Place, San Luis Obispo 71 Comment
  UC884623  Nicotiana attenuata Carl B. Wolf 1932-11-18 San Luis Obispo Santa Maria to Maricopa state highway (1 mi w of Kern County line, upper Cuyama Valley); Cuyama Valley Comment
  UC1125144  Nicotiana quadrivalvis G. T. Nordstrom 1937-6-13 1341 San Luis Obispo 1 mi ssw Adelaida; Adelaida Quad. 350 Comment
  OBI72809  Nuttallanthus texanus Michael Walgren 2010-4-15 121 San Luis Obispo Morro Bay State Park, at the E terminus of Pismo Ave in Los Osos. This newer acquisition parcel is located S of Pismo Ave and abuts several homes. The parcel is known as "Powell III" Near Pismo Ave, near a stand of Quercus agrifolia Comment
  OBI9477  Nuttallanthus texanus Robert F. Hoover 1947-3-29 6785 San Luis Obispo Atascadero Comment
  UC55683  Nuttallanthus texanus Mrs. R. W. Summers April 1880 San Luis Obispo Oso Flaco Valley Comment
  OBI10145  Oemleria cerasiformis Robert F. Hoover 1962-2-23 51 San Luis Obispo Cambria Pines Comment
  UC310388  Oemleria cerasiformis Philip A. Munz 1925-3-25 9197 San Luis Obispo Morro Creek Comment
  SBBG44305  Oemleria cerasiformis R. N. Philbrick, D. E. Emery 1972-2-15 San Luis Obispo half-way up N-facing slope, Arroyo de la Cruz, 0.25 mi E of Hwy 1, Hearst Ranch Comment
  UC463293  Oemleria cerasiformis Roxana S. Ferris 1929-4-13 7510 San Luis Obispo n base Cuesta Grade Comment
  UCR158428  Oenanthe sarmentosa George K. Helmkamp 2004-6-15 8648 San Luis Obispo Central Coast, East entrace to Oso Flaco Lake 9 Comment
  CAS-BOT-BC167017  Oenothera californica Ernest C. Twisselmann 1954-1-1 5992 San Luis Obispo Theodore Payne Nursery Comment
  UC1541102  Oenothera deltoides subsp. cognata Clifton F. Smith 1952-4-30 San Luis Obispo se Shandon; Sandy Cammatti Canyon Comment
  UCSB19024  Oenothera laciniata Semler, D. 1965-5-7 San Luis Obispo San Margarita Creek; 7 miles N of San Luis Obispo; on U.S. Highway 101 Comment
  CDA14301  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 c San Luis Obispo Central California; 9975 Temettate Dr. off Suey Ck. Rd. approx. 15 mi. E of Santa Maria. Comment
  CHSC75499  Ononis alopecuroides G. Perez 1998-7-9 San Luis Obispo Colony covering approx. 0.1 ha. in 0.4 ha. partially irrigated apsture at 9975 Temettate Dr, off of Suey Creek Rd. approx. 15 mi. E of Santa Maria/ Nipomo. 375 Comment
  SD245318  Opuntia David Keil 1998-4-15 26738 San Luis Obispo S edge of Nipomo Mesa, 1.8 mi. E of Division St. on Riverside Rd. Slope and outwash from Mesa. Comment
  SD245311  Opuntia ficus-indica David J. Keil 2013-8-28 31985 San Luis Obispo Morro Bay State Park. Morro Rock Ecological Preserve. South base of Morro Rock along Coleman Drive. 11 Comment
  CAS-BOT-BC500161  Orobanche fasciculata Mrs. R. W. Summers 1896-4-11 s.n. San Luis Obispo La Pansa Comment
  UC444923  Orobanche vallicola E. Palmer, M. D. 1876-6-1 338 San Luis Obispo Coast Range n of San Luis Obispo, probably in vicinity of San Luis Obispo San Luis Obispo; Coast Range Comment
  RSA586400  Orthocarpus densiflorus var. gracilis M. D. Proctor, E. A. Young 1993-3-18 ROB- 229 San Luis Obispo 1 km S of Boyscout Rd. Comment
  RSA201633  Orthocarpus faucibarbatus Robert F. Hoover 1950-5-15 7920 San Luis Obispo Near northwest end of Laguna, San Luis Obispo. Comment
  OBI80439  Oxalis pes-caprae David J. Keil 2015-2-14 32601 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve. 25 Comment
  OBI20121  Oxalis pes-caprae Gary Howard 1971-5-15 s.n. San Luis Obispo Along old Cuesta Rd Comment
  OBI80356  Oxalis pes-caprae Kristen M. Nelson 2013-2-9 16 San Luis Obispo Ca. 11 miles SW of downtown San Luis Obispo, ca. 3 driving miles southeast of CA-227 on Corbett Canyon Road. 116 Comment
  OBI17769  Oxalis pilosa Dave Imper 1977-3-21 84 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  UC1070125  Packera breweri P. L. Johannsen 1937-5-4 1109 San Luis Obispo 2 1/8 mi s Big Spring; McKittrick Quad. 762 Comment
  UC454323  Packera breweri I. J. Condit 1908-4-17 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC121269  Paeonia californica Mrs. R. W. Summers 1886-1-7 12 a San Luis Obispo San Luis Mt. Comment
  CDA15128  Paeonia californica G. F. Hrusa 1998-4-25 14214 San Luis Obispo La Panza Range; La Panza summit on La Panza Rd. Sheet 1 of 2. (fruiting) Comment
  OBI80268  Paeonia californica Julie M. Vanderwier 1978-6-5 93 San Luis Obispo Indian Knob Tar Sands. 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
  OBI69489  Pallenis maritima Michael Curto 2008-2-28 San Luis Obispo Campus of California Polytechnic State University Comment
  OBI43335  Panicum capillare Eric Wise 1983-10-25 1863 San Luis Obispo Beck Lake. Approx 1 mi S of Creston Comment
  UC1296235  Papaver californicum R. F. Hoover 1952-5-11 8193 San Luis Obispo La Panza Range, at Navajo Camp La Panza Range; , Navajo Camp Comment
  OBI58564  Papaver heterophyllum David J. Keil 1998-5-11 27211 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  UCD105224  Papaver hybridum Robert E. Preston 2010-3-31 2733 San Luis Obispo San Luis Obispo County: W side of Temblor Range, 3.7 mi NE of Simmler. 768 Comment
  CAS-BOT-BC422849  Papaver rhoeas Ernest C. Twisselmann 1960-5-16 5965 San Luis Obispo Paso Robles: Railroad Depot. 225 Comment
  OBI79785  Parietaria hespera David J. Keil, with Mike Walgren & Sally Krenn 2013-3-22 31561 San Luis Obispo Montana de Oro State Park. Canyon slopes south of Coon Creek, western portion of San Luis Range. Comment
  UC455255 Image available Parietaria hespera var. californica I. J. Condit 1910-4-30 San Luis Obispo Oceano Comment
  RSA18214  Parietaria hespera var. californica Carl B. Wolf 1929-4-16 3636 San Luis Obispo Coast Road, 8 miles north of Cayucos. Comment
  OBI43330  Paspalum distichum Eric Wise 1982-6-24 1549 San Luis Obispo Farm pond N of Warden Lake about 1/2 mi Comment
  OBI20876  Pectocarya penicillata Eben McMillan 1952-4-30 74 San Luis Obispo Commatta Crk, 13 mi S 4 mi E Shandon Comment
  OBI37569  Pectocarya penicillata V. L. Holland 1985-1 s.n. San Luis Obispo Nipomo Dunes SW of Union Oil Refinery Comment
  OBI77618  Pectocarya setosa G. F. Hrusa 1998-4-27 14284 San Luis Obispo Lower Goat Springs cyn approx 2 mi W of Soda Lake rd. Quad : Caliente Mtn 950 Comment
  JEPS86711  Pelargonium grossularioides L. R. Heckard with Jim Hickman et al. 1987-4-12 6657 San Luis Obispo 0.8 mi n San Carpoforo Creek (along CA Hwy 1, 80 m above ocean) Comment
  PGM4538  Pelargonium grossularioides Vern Yadon 1995-7-18 San Luis Obispo Ragged Pt Along Highway 1, 0.5 mi south of Pt Comment
  UCR122129  Pelargonium grossularioides George K. Helmkamp, E. A. Helmkamp 2000-4-21 5444 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  CDA42760  Pellaea andromedifolia Danielle DeRome 1994-11-18 1118941 San Luis Obispo Along Poly Canyon Road and the Transportation Yard. 0 Comment
  CAS-BOT-BC71458  Pellaea mucronata L. R. Abrams 1920-5-12 7430 San Luis Obispo Pine Ridge Summit, Santa Lucia Mts. Comment
  CAS-BOT-BC71462  Pellaea mucronata R. F. Hoover 1946-11-24 6565 San Luis Obispo Hill above Salinas River opposite Pilitas Creek Comment
  UCR163621  Pellaea mucronata subsp. mucronata George K. Helmkamp, E. A. Helmkamp 2005-3-25 9194 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
  UCR163898  Pellaea mucronata subsp. mucronata George K. Helmkamp, E. A. Helmkamp 2005-3-30 9256 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  RSA418969  Penstemon centranthifolius Lyman D. Benson 1934-4-14 5793 San Luis Obispo Cuyama Valley 50 miles W of Maricopa, Temblor Mt. Range, Cuyama River Watershed 610 Comment
  SBBG107274  Penstemon heterophyllus C. B. Hardham 1959-6-10 4809 San Luis Obispo shale hills, Santa Barbara Rd, Atascadero Comment
  JEPS15082  Penstemon heterophyllus var. heterophyllus P. L. Johannsen 1937-5-26 1148 San Luis Obispo 1 3/4 mi sw Temblor Ranch; McKittrick Quadrangle, sw of of Temblor Ranch 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
  OBI56833  Pentachaeta alsinoides David J. Keil 1998-4-20 26851 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI16790  Pentachaeta exilis Robert F. Hoover 1947-3-23 6728 San Luis Obispo Fernandez Crk, near N end of La Panza Range Comment
  OBI80290  Pentagramma triangularis Jordan Collins 2014-11-17 5 San Luis Obispo Near the Cal Poly campus in San Luis Obispo along Poly Canyon Road. Comment
  SBBG119092  Pentagramma triangularis subsp. triangularis J. Olson 2002-4-3 San Luis Obispo Cerro Romualdo, off old rd just past jct with new manmade, illicit, unmapped trail; Camp San Luis Obispo Comment
  SBBG100975  Perideridia gairdneri D. R. Miller 1991-8-6 891 -2 San Luis Obispo E-facing slope of Pine Mtn, below mines on rd to Lions Pass 914 Comment
  CAS-BOT-BC222701  Perideridia gairdneri subsp. gairdneri R. F. Hoover 1946-9-22 6447 San Luis Obispo Cambria Comment
  UC2027542  Peritoma arborea Greg Wilvert 2005-4-30 364 San Luis Obispo Southeast Half of the Caliente Range: 0.5 km E of Padrones Spring. Comment
  OBI45708  Persicaria amphibia Clifton F. Smith 1960-6-9 6176 San Luis Obispo In Laguna Lake, SW of San Luis Obispo Comment
  OBI10878  Persicaria maculosa Robert D. Page 1963-10-26 210 San Luis Obispo In old Beaver pond 3 mi E of routzhan county park along Pozo rd Comment
  OBI27299  Phacelia Robert L. Allen, Nancy E. Arnold 1981-5-10 269 San Luis Obispo 7.6 I NE of Santa Margarita, Calf Cyn, N end of La Panza Mts @ 3/4 down NE facing slope 305 Comment
  RSA790158  Phacelia ciliata Jim R. Shevock, Jack Zaninovich 1983-3-30 10221 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 16.3 miles northwest from California highway 33/166. 800 Comment
  UCD147068  Phacelia ciliata Melanie Gogol-Prokurat; R. Boul 2008-3-19 CARR 35 San Luis Obispo San Luis Obispo County: Carrizo Plains, on the south side of the road that runs E-W through American Preserve. 666 Comment
  LA205640  Phacelia ciliata Shozo Yamaguchi; 1941-5-17 sn San Luis Obispo Camp Roberts Comment
  UCSB17636  Phacelia ciliata Breedlove, Dennis 1962-3-29 San Luis Obispo Western edge of the Carrizo Plain, about 9 miles south by southwest of Simmler 609 Comment
  UCSB31022  Phacelia ciliata Steele, R. 1977-1-30 San Luis Obispo Cuyama Valley on west side of Soda Lake Road, 11 miles north of Rt. 116 731 Comment
  OBI77448  Phacelia distans George Butterworth 2005-4-13 569 San Luis Obispo Chimineas. Carrizo Cyn rd Comment
  SBBG107034  Phacelia distans C. B. Hardham 1957-5-4 1848 San Luis Obispo Tierra Redonda Comment
  UCD120408  Phacelia distans G. F. Hrusa 1992-3-29 10047 San Luis Obispo San Luis Obispo County: Approximately one mile west of the intersection of Highway 1 and Calendar Rd. Comment
  UCR266655  Phacelia distans David J. Keil, Margariet Wetherwax, Elizabeth Painter, Jody Olsen, Kevin Downing, Charis Bratt, Lynne D. Althouse 2000-5-16 28703 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River) 189 Comment
  RSA115614  Phacelia distans E. C. Twisselmann 1955-6-4 2081 San Luis Obispo Crocker Canyon, southeastern part of the county. 838 Comment
  SEINET6971790  Phacelia distans W. P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo About 2.0 miles north of San Luis Obispo. Comment
  SBBG97525  Phacelia douglasii C. F. Smith 1950-4-30 2722 San Luis Obispo Twisselmann Rd near Carneros Cyn, Temblor Range 1066 Comment
  RSA17802  Phacelia douglasii Carl B. Wolf 1929-4-15 3570 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  RSA67581  Phacelia douglasii P. A. Munz 1951-4-13 16300 San Luis Obispo San Juan Creek, at crossing of State Highway 178. 610 Comment
  SD125577  Phacelia douglasii var. douglasii Clifton F. Smith 1950-5-4 2754 San Luis Obispo Off Creston-Simmler Road at Fernandez Creek. Comment
  OBI79594  Phacelia egena David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31606 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  OBI58210  Phacelia fremontii David J. Keil 1998-5-11 27192 San Luis Obispo Caliente Range. 4.9 mi from Soda Lake Rd. along Selby Rd. Comment
  UC1069316  Phacelia fremontii P. L. Johannsen 1937-4-13 1037 San Luis Obispo 2 mi e Whites (Plot 123); McKittrick Quadrangle Comment
  UC706988  Phacelia fremontii Lyman Benson 1937-4-4 8097 San Luis Obispo e Simmler; Temblor Mt. Range, Carrissa Plains Drainage Area, Carissa Pl 762 Comment
  OBI83489  Phacelia imbricata Sarah Haluschak, Carter Terranova, Claire Dosen 2017-2-11 2 San Luis Obispo Cal Poly Campus, top of the "P" ridge. 343 Comment
  UCD120585  Phacelia imbricata Alice Eastwood; John Thomas Howell 1938-6-14 5940 San Luis Obispo San Luis Obispo County: Serano Canyon. Comment
  OBI39866  Phacelia malvifolia var. loasifolia D. R. Miller 1985-5-20 s.n. San Luis Obispo Litte Pine Mtn Comment
  OBI45293  Phacelia malvifolia var. loasifolia David J. Keil 1985-4-6 18531 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Burned slope S of the Arroyo, SW of cutoff oxbow area Comment
  CAS-BOT-BC159081  Phacelia ramosissima var. latifolia Clare B. Hardham 1957-7-22 2407 San Luis Obispo Graves Creek near Del Rio Road Comment
  RSA428174  Phacelia ramosissima var. montereyensis E. A. Purer 1931-08 14542 San Luis Obispo Oceano Comment
  RSA201661  Phacelia rattanii Robert F. Hoover 1950-6-20 7986 San Luis Obispo 6 miles W of Templeton on road to Cambria. Comment
  RSA719904  Phacelia tanacetifolia Nancy Smith-Huerta 2004-4-16 s.n. San Luis Obispo Crocker canyon; head 1.9 miles N on Hurricane Road from Elkhorn Road. Turn left at fork in road. Comment
  OBI64523  Phacelia tanacetifolia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28696 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  UC575329  Phacelia tanacetifolia David D. Keck and J. Clausen 1935-4-9 3079 San Luis Obispo steep hillside behind post office; Cholame 460 Comment
  OBI77452  Phacelia vallis-mortae George Butterworth 2003-5-18 524 San Luis Obispo Carrizo Plain Natl Monument. Elkhorn Hills, Beam Flat Rd .4 mi NE of Soda Lake Rd 914 Comment
  UC1132417  Phalaris brachystachys G. T. Nordstrom 1937-6-7 1321 San Luis Obispo 2.9 mi sw Josephine School; Adelaida Quad. Comment
  RSA15737  Phalaris minor C. B. Wolf 1929-4-13 3485 San Luis Obispo Along the Pacific Ocean between Pismo beach and San Luis Obispo. 30 Comment
  UC455682  Phlox gracilis I. J. Condit 1909-2-22 San Luis Obispo San Luis Hot Soda Springs Comment
  OBI79024  Pholisma arenarium David J. Keil 2013-8-10 31879 San Luis Obispo El Morro Elfin Forest, Los Osos 30 Comment
  UCSB25853  Pholisma arenarium Tucker, Barry 1966-4-8 San Luis Obispo Morro Bay State Park Comment
  OBI4452  Pholistoma auritum var. auritum Robert J. Rodin 1954-4-3 5950 San Luis Obispo Bishop's peak Comment
  UCR122443  Pholistoma auritum var. auritum George K. Helmkamp 2002-4-21 7501 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 6.9 mi east of Cambria 183 Comment
  OBI13713  Pholistoma auritum var. auritum Robert F. Hoover 1968-4-16 11016 San Luis Obispo Suey Crk Comment
  OBI67162  Pholistoma auritum var. auritum E. L. Painter & M. Wetherwax, M. Wetherwax 2000-4-19 CR- 43 San Luis Obispo Above Boy Scout Rd. UTMs (NAD27) zone 10S 695530E, 3958698N 200 Comment
  RSA67567  Pholistoma membranaceum P. A. Munz 1951-4-12 16289 San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. 762 Comment
  UCR254925  Pholistoma membranaceum Greg de Nevers 1993-4-25 10399 San Luis Obispo Inner South Coast Range, Highway 58 Comment
  CAS-BOT-BC171180  Phoradendron serotinum subsp. tomentosum R. F. Hoover 1946-9-14 6387 San Luis Obispo Palo Prieto Canyon Comment
  SD119689  Phyllospadix scouleri W. P. Armstrong 1986-7-6 1265 San Luis Obispo Rocky shore --- 2.0 mi. N. of San Simeon, attached to rocks with algae Comment
  UC1302340  Phyllospadix scouleri Robert F. Thorne and P. Everett 1962-10-4 31431 San Luis Obispo about 3 mi s Piedras Blancas (washed up on shore) Comment
  CAS-BOT-BC142224  Physocarpus capitatus R. F. Hoover 1965-9-7 9540 San Luis Obispo Santa Rosa Creek west of Templeton - Santa Lucia Range Comment
  OBI10126  Physocarpus capitatus Robert F. Hoover 1969-5-20 11318 San Luis Obispo Santa Lucia Range. Upper las Tablas Crk Comment
  UC1285136  Pickeringia montana var. montana R. F. Hoover 1950-6-5 7982 San Luis Obispo ridge nw Cuesta Pass Comment
  RSA0020944  Pilularia americana Greg Wilvert 2005-4-5 132 San Luis Obispo 1.5 km S of Soda Lake Rd. along Padrones Canyon Rd. 806 Comment
  RSA755134  Pilularia americana David J. Keil, Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, 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
  SEINET3154037  Pinus coulteri M. E. Jones sn San Luis Obispo San Luis Obispo Comment
  RSA518403  Pinus muricata Steven A. Junak 1990-10-11 4442 San Luis Obispo Santa Lucia Mountains: N slope of W Cuesta Ridge Botanical Area, approx. 0.4 mile NW of Peak 2478., Near SW end of mine excavation along abandoned mine road which intersects W Cuesta Ridge Road approx. 4.0 miles W of Highway 101. 604 Comment
  OBI31926  Pinus ponderosa David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15879 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  CAS-BOT-BC80001  Pinus radiata John Thomas Howell 1964-6-28 40723 San Luis Obispo Cambria Comment
  CAS-BOT-BC80007  Pinus radiata W. R. Dudley 1902-4-4 s.n. San Luis Obispo Near Cambria Comment
  OBI22730  Pinus radiata Robert J. Rodin 1957-9-15 6184 San Luis Obispo Near the Pacific Ocean at Cambria Comment
  UCR274360  Pinus radiata Mark A. Elvin, David J. Keil 2014-9-12 7613 San Luis Obispo Central Coast, Cambria, north end of town, near jct. of Cambria Pines Rd. and Kathryn Drive 69 Comment
  OBI52752  Piperia elegans David J. Keil, with V. L. Holland 1991-8-22 22555 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  CAS-BOT-BC254437  Piptatherum miliaceum Clare B. Hardham 1958-7-20 3755 San Luis Obispo Santa Lucia Mountains. Coon Creek, York Mountain W of Templeton Comment
  UCR160388  Pityrogramma triangularis var. triangularis George K. Helmkamp, E. A. Helmkamp 2005-6-9 9605 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
  OBI82519  Plagiobothrys David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33497 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  OBI83592  Plagiobothrys bracteatus David Keil, Jake Schweitzer and Dave Clendenen 2015-4-20 33111 San Luis Obispo Weastern slopes of Santa Lucia Range. Williams Ranch near Rocky Butte, ca. 8 miles northeast of junction with California Route 1 on San Simion-Monterey Creek Road and eastward on npaved ranch roads. Moderate to steep slopes. 590 Comment
  UC1069023  Plagiobothrys canescens C. A. Graham 1939-4-14 531 San Luis Obispo 1.9 mi sse Gifford Ranch; Branch Mt. Quad. 457 Comment
  OBI37598  Plagiobothrys canescens David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15807 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  OBI20826  Plagiobothrys collinus Robert F. Hoover 1948-4-14 7450 San Luis Obispo Ragged Point (bluffs near) Comment
  OBI66364  Plagiobothrys collinus var. fulvescens David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26250 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
  SBBG34837  Plagiobothrys fulvus Mrs. R. W. Summers 1886-1 San Luis Obispo near San Luis Obispo Comment
  SEINET7063044  Plagiobothrys leptocladus A. G. Vestal 1962-4-10 s.n. San Luis Obispo About 7 miles northwest of Soda Lake. UTM Zone 11, 228307mE, 3911300mN. (WGS84/NAD83). 594 Comment
  UC547754  Plagiobothrys leptocladus David D. Keck and J. Clausen 1935-4-10 3144 San Luis Obispo e side Soda Lake (Carrizo Plains); , e side Soda Lake 597 Comment
  UC547752  Plagiobothrys leptocladus David D. Keck and J. Clausen 1935-4-9 3104 San Luis Obispo Cholame Creek at Cholame; Cholame Creek, Cholame 365 Comment
  CDA41499  Plagiobothrys nothofulvus 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
  OBI59485  Plagiobothrys nothofulvus David J. Keil, with V. L. Holland 2001-4-7 29276 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  OBI77637  Plagiobothrys tenellus Joy Nishida, Robert Allen 1982-4-10 286 San Luis Obispo American Cyn campground 536 Comment
  OBI57162  Plagiobothrys trachycarpus David J. Keil 1998-5-18 27305 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  RSA182977  Plagiobothrys uncinatus Clare B. Hardham 1961-5-26 7137 San Luis Obispo Franklin Creek, west of Adelaida Comment
  SBBG107820  Plantago C. B. Hardham 1957-7-22 2476 San Luis Obispo Graves Crk, Del Rio Rd Comment
  UC1315029  Plantago elongata R. F. Hoover 1967-4-8 10382 San Luis Obispo near n end of Soda Lake; Carrizo Plain Comment
  OBI51726  Plantago erecta R. Mike Arens 1994-4-9 56 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden footbridge 244 Comment
  UC1953290  Plantago erecta Anthony Baniaga with Daniel Chavez 2010-3-14 61 San Luis Obispo Tierra Redonda Mountain. Comment
  UCR6148  Plantago erecta C. M. Bringle 1967-3-20 B670320- 17 San Luis Obispo San Luis Obispo, about 2 mi north of town on Hwy 101, down private road under 'Atascadero 17, Salinas 126, S.F. 235' sign to Hildebrand Ranch. Along fence line of second pasture north of Ranch house, 50 ft. west of stream 427 Comment
  OBI29307  Plantago erecta Lou Morton 1981-5-17 s.n. San Luis Obispo In the Laguna Lake Park Comment
  RSA212192  Plantago erecta L. S. Rose 1969-4-14 69019 -A San Luis Obispo Bedell Ranch, S of Creston, N end of La Panza Range. 427 Comment
  OBI81371  Plantago lanceolata Hayley Dougan, Megan Coletti, Kendall Andres 2015-4-29 2 San Luis Obispo El Chorro Regional Park. Comment
  UC76653  Plantago subnuda Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  RSA68991  Plantago subnuda F. W. Peirson 1920-7-28 2239 San Luis Obispo 1 mile S of Pismo Beach, Comment
  CAS-BOT-BC93224  Platanus racemosa W. R. Dudley 1903-8-14 s.n. San Luis Obispo Near Avila Cabin above Gamboa. Comment
  CAS-BOT-BC91974  Platystemon californicus Alice Eastwood 1926-5-4 13807 San Luis Obispo Paso Robles. Comment
  OBI75049  Platystemon californicus David J. Keil 1988-3-19 20424 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
  UC1126479  Platystemon californicus P. L. Johannsen 1936-3-22 732 San Luis Obispo 1.75 mi sw San Luis Obispo; San Luis Obispo Quad. 106 Comment
  SBBG2349  Platystemon californicus C. B. Hardham 1958-3-19 2903 San Luis Obispo North Rd to Adelaida between Oak Flat Rd and US Hwy 101 Comment
  SEINET7063685  Plectritis ciliosa A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.8 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 734045mE, 3890909mN. (WGS84/NAD83). 213 Comment
  UC1120027  Plectritis ciliosa subsp. insignis C. M. Belshaw 1936-3-19 1665 San Luis Obispo .3 mi ne of Adam's Ranch 220 Comment
  OBI59506  Plectritis congesta David J. Keil, with V. L. Holland 2001-4-7 29253 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
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Nov 21 2013
  UCD137539  Plectritis congesta subsp. brachystemon G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5385 San Luis Obispo San Luis Obispo County: Central Coast Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  SEINET780333  Plectritis macrocera David Keil, Julie Vanderweir, Glenda Winn 1978-4-27 12733 San Luis Obispo Along Cerro Noroeste Rd at Valle Vista Campground on lower slopes of Mt. Abel. Comment
  SBBG110344  Poa C. B. Hardham 1961-5-18 7103 San Luis Obispo between Pine Mtn and Rocky Butte Comment
  UCR28979  Poa annua David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14532 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  CAS-BOT-BC255557  Poa annua Ernest C. Twisselmann 1955-4-14 1837 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Henry Twisselmann Ranch, eastern county 563 Comment
  UCSB32512  Poa bulbosa Smith, O. 1977-4-15 San Luis Obispo East Cuesta Ridge Rd. 2 miles from Rt. 101 609 Comment
  OBI34375  Poa howellii Ruth E. Davis 1964-4-24 63 San Luis Obispo See Cyn, about 9 mi from San Luis Obispo Comment
  OBI40991  Poa pratensis David J. Keil, Eric A. Wise 1985-4-25 18551 San Luis Obispo Black lake Cyn between Calif hwy 1 and the Guadalupe Rd Comment
  UCR101013  Poa secunda George K. Helmkamp, E. A. Helmkamp 1998-4-8 3215 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  RSA0028859  Poa secunda David J. Keil, Art Webster 1984-4-29 18186 San Luis Obispo Mixed evergreen forest in canyon bottom of Lopez Widerness Area. Comment
  RSA0029392  Poa secunda Joan Stewart 1995-4-1 341 San Luis Obispo Carrizo Plain Comment
  UCD90304  Poa secunda A. A. Beetle 1942-4-15 3040 San Luis Obispo San Luis Obispo County: Santa Maria River. Near Taylor Spring, Rt. 166. Comment
  OBI59072  Poa secunda subsp. secunda David J. Keil 1998-4-14 26734 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  UC1132791  Poa secunda subsp. secunda C. A. Graham 1939-4-17 544 San Luis Obispo 1.2 mi sse Carrizo Ranch; Branch Mt Quadrangle Comment
  UC2027395  Poa secunda subsp. secunda Greg Wilvert 2005-3-21 11 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1 km S of Soda Lake Road along Pipeline Road. Comment
  OBI33850  Poa secunda subsp. secunda Melissa Luckow, CNPS 1981-4-18 681 San Luis Obispo Just S of Soda Lake Comment
  OBI13596  Pogogyne douglasii Robert F. Hoover 1955-6-14 8360 San Luis Obispo San Simeon Comment
  UCR246617  Pogogyne douglasii Lynne Dee Oyler, David J. Keil 1988-6-23 534 San Luis Obispo Upper Perfumo Canyon Road near summit 294 Comment
  OBI50391  Pogogyne douglasii Lynne Dee Oyler, David J. Keil 1988-6-23 534 San Luis Obispo Upper Perfumo Cyn Rd near summit. Sec 3 t31S, R11E Comment
  UC1561349  Pogogyne serpylloides Barbara Ertter with D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6828 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon, within 3 miles of Hwy 1 60 Comment
  OBI30671  Polycarpon depressum David J. Keil 1981-5-19 14722 San Luis Obispo Indian Knob Comment
  SBBG47355  Polygonum aviculare J. Copeland 1973-9-8 1022 San Luis Obispo 13.6 mi E of jct with Hwys 41 and 101 Comment
  UCR131833  Polygonum punctatum George K. Helmkamp 2003-10-8 8192 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
  CAS-BOT-BC71994  Polypodium californicum M. M. Miles s.n. San Luis Obispo San Luis Obispo Comment
  OBI78157  Polypodium californicum Michael Walgren 2013-2-6 298 San Luis Obispo Harmony Headlands State Park 53 Comment
  SBBG28741  Polypogon interruptus E. C. Twisselmann 1967-9-9 13697 San Luis Obispo small cienega along Palo Prieto Crk 598 Comment
  OBI43255  Polypogon monspeliensis Eric Wise 1982-6-24 1542 San Luis Obispo S shore of Laguna Lake, SLO Comment
  UC1100383  Polypogon monspeliensis Malcolm A. Nobs and S. Galen Smith 1949-6-22 817 San Luis Obispo marshes in sand dunes at Oceano (3 mi s of Pismo Beach); s of Pismo Beach Comment
  CAS-BOT-BC237324  Polypogon monspeliensis R. F. Hoover 1964-8-13 9245 San Luis Obispo Mouth of Osos Creek Comment
  OBI22174  Polypogon monspeliensis Robert F. Hoover 1964-8-13 9242 San Luis Obispo Mouth of Osos Crk Comment
  OBI43259  Polypogon monspeliensis Eric Wise 1982-5-17 1460 San Luis Obispo Spring W of Kerr "Lake" MacMillan Rd, 8.6 mi NE of Hwy 46 on White Crk ranch Comment
  OBI43304  Polypogon monspeliensis Eric Wise 1983-10-16 1835 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice Valley school Comment
  OBI2580  Polypogon viridis Larry E. Brown 1971-2-23 1920 San Luis Obispo Cal Poly Campus in San Luis Obispo Comment
  UC74831  Polystichum dudleyi Mrs. R. W. Summers San Luis Obispo Comment
  CAS-BOT-BC102649  Populus fremontii R. F. Hoover 1965-9-19 9600 San Luis Obispo Calf Canyon Comment
  OBI35725  Populus fremontii Allison Berry 1984-5-4 165 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  RSA123046  Populus fremontii subsp. fremontii W. A. Peterson 1937-4-20 724 San Luis Obispo Mouth of Martinez Canyon. 488 Comment
  OBI10763  Portulaca oleracea Robert F. Hoover 1969-7-12 11432 San Luis Obispo Salinas River at Paso Robles Comment
  CAS-BOT-BC445282  Portulaca oleracea Clare B. Hardham 1958-9-19 3866 San Luis Obispo Santa Lucia Mountains. Atascadero Comment
  UC1935434  Potamogeton nodosus Eric Wise 1983-6-30 1723 San Luis Obispo Santa Margarita Lake: Man-Made reservoir in Salinas River chnl. Comment
  OBI36976  Potentilla anserina Eric Wise 1981-7-1 886 San Luis Obispo Oso Flaco Lake Comment
  SBBG14361  Potentilla anserina subsp. pacifica E. R. Blakley 1958-8-2 2418 San Luis Obispo Dune Lakes, 4 mi S of Oceano 3 Comment
  OBI32214  Poterium sanguisorba David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15657 San Luis Obispo Arroyo de la Cruz area n of San Simeon. Along S side of the Arroyo Comment
  UC1953250  Prunus cerasifera David Keil 2010-3-17 30662 -4 San Luis Obispo Campus, California Polytechnic State University, San Luis Obispo. Next to Administration Building. Comment
  POM180545  Prunus fasciculata Roxana S. Ferris 1929-4-15 7614 San Luis Obispo Between Guadalupe and Callender. Comment
  SBBG3051  Prunus fasciculata var. punctata H. and M. Dearing 1938-3-27 San Luis Obispo Nipomo Mesa Comment
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Mar 26 2017
  OBI6618  Prunus ilicifolia Greg Hassen 1975-6-24 5 San Luis Obispo Poly Cyn, Cal Poly Campus Comment
  OBI56445  Prunus virginiana var. demissa David J. Keil 1999-5-27 28351 -2 San Luis Obispo US 101, ca. 1.3 miles nw of Cuesta Pass, ca. 0.4 miles south of Tassajara Creek Road. Comment
  OBI35479  Pseudognaphalium biolettii S. M. Inman 1983-5-25 76 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd 49 Comment
  RSA123313  Pseudognaphalium biolettii C. A. Graham 1938-4-14 334 San Luis Obispo 0.4 mile SSE of Lynch Ranch 564 Comment
  UC1284941  Pseudognaphalium biolettii R. F. Hoover 1948-3-4 7428 San Luis Obispo Coast south of Hazard Canyon Comment
  OBI51163  Pseudognaphalium californicum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .42 San Luis Obispo San Simeon State park, NE corner of park Comment
  OBI7433  Pseudognaphalium californicum David J. Keil 1976-9-25 11835 San Luis Obispo Upper See Cyn along See Cyn Rd Comment
  OBI5491  Pseudognaphalium californicum Sharon Jochums 1974-4-28 162 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz on marine terr Comment
  OBI38459  Pseudognaphalium luteoalbum Eric Wise 1982-4-29 1418 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI40757  Pseudognaphalium luteoalbum David J. Keil, Dirk Walters 1986-5-2 19300 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn. The cyn was burned in July, 1985 in the Las Pilitas Fire 305 Comment
  CAS-BOT-BC357106  Pseudognaphalium luteoalbum Clare B. Hardham 1957-11-19 2760 San Luis Obispo Santa Lucia Mountains. Piedras Blancas Comment
  OBI35429  Pseudognaphalium microcephalum Melody Dickens 1980-4-16 13 San Luis Obispo Morro Rock, Morro Bay Comment
  CAS-BOT-BC361559  Pseudognaphalium stramineum J. T. Howell 1961-4-14 36498 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  OBI16436  Pseudognaphalium stramineum Robert F. Hoover 1969-7-18 11482 San Luis Obispo Price Cyn Comment
  UCD135200  Pseudognaphalium stramineum K. L. Chambers 1966-8-30 2477 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  UC1953272  Psilocarphus brevissimus David Keil with Jason Dart and Meg Perry 2010-4-27 30736 San Luis Obispo Carrizo Plain Southwest of Carrizo Plains Elementary School, south of Highway 58. Comment
  CAS-BOT-BC361715  Psilocarphus brevissimus var. brevissimus Ernest C. Twisselmann 1955-4-26 1907 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sinks 2 miles north of Soda Lake, Carrisa Plains [Carrizo Plain] 640 Comment
  OBI73090  Psilocarphus tenellus David J. Keil, with Michael Curto and V. L. Holland 2000-5-10 28666 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon Comment
  OBI73111  Psilocarphus tenellus David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28650 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  OBI1484  Pteridium aquilinum Richard E. Simpson 1959-4-18 113 San Luis Obispo Collected at the foot of the northern face of Bishop Peak Comment
  CAS-BOT-BC421308  Pterostegia drymarioides James L. Reveal; Clare B. Hardham 1988-5-26 6917 San Luis Obispo La Panza Range, Los Padres National Forest, northwest of Black Mountain along Indian Creek south of U.S. Forest Service Road 28S02 south of Wilson Corner, about 13 air miles east-northeast of Santa Margarita 472 Comment
  OBI53525  Pterostegia drymarioides Arthur W. Hazebrook 1991-4-19 31 San Luis Obispo Nipmo Dunes Complex, Big Coreopsis Hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  CDA35923  Quercus X alvordiana D. Ragan 2007-6-6 007 -8 San Luis Obispo South Coast Ranges; W side of US Hwy 101 about 2 mi. N of Paso Robles between Wild Rose Lane and Stockdale Rd. 304 Comment
  OBI4956  Quercus agrifolia var. agrifolia Mrs. Robert F. Hoover 1962-2-19 35 San Luis Obispo San Luis Obispo Comment
  OBI14267  Quercus berberidifolia Jim Heaston 1961-11-12 405 San Luis Obispo La Panza Comment
  UCD45217  Quercus berberidifolia R. F. Hoover 1946-9-15 6420 San Luis Obispo East slope of La Panza Range. Comment
  UCD45769  Quercus douglasii Bert Wilson 1984-11-1 s.n. San Luis Obispo La Panza Mtns., next to Camatta Creek, 2 miles south of Hwy 58. T29S, R16E. 1500 ft. elev. 457 Comment
  SEINET12029195  Quercus douglasii J. M. Tucker 1948-1 1888 -4 San Luis Obispo 3.9mi N of Cholame,San Luis Obispo Comment
  OBI14281  Quercus durata var. durata Robert F. Hoover 1946-9-15 6419 San Luis Obispo Rinconada Mine, in area of serpentine Comment
  OBI51740  Quercus durata var. durata R. Mike Arens 1994-1-12 01 a San Luis Obispo Cal Poly campus 152 Comment
  OBI6654  Quercus durata var. durata Greg Hassen 1975-7-15 46 San Luis Obispo Poly Canyon, Cal Poly campus Comment
  SD244718  Quercus durata var. durata David J. Keil, Mike Walgren and Sally Krenn 2012-6-21 31380 San Luis Obispo San Luis Range (Irish Hills); Ruda Road near Hibberd Preserve 441 Comment
  OBI14288  Quercus durata var. durata B. A. Smith 1966-5-15 91 San Luis Obispo About 1.5 mi W on Cuesta Ridge from Hwy 101 Cuesta Summit Comment
  UCD46257  Quercus john-tuckeri Robert W. Storer 1947-9-1 420 San Luis Obispo Comatti Creek, San Luis Obispo County, California. 441 Comment
  SBBG119097  Quercus palmeri E. Painter, M. Wetherwax 2002-5-21 SLO 270 San Luis Obispo New London Mine; Camp San Luis Obispo 320 Comment
  OBI66192  Quercus parvula var. shrevei D. R. Miller 1997-3-20 397 -641 San Luis Obispo Pine Mt. Region. S of the lookout tower and +- 30 m away. Pico Creek drainage 914 Comment
  UC1135874  Quercus wislizeni B. Bolt 1936-4-20 672 San Luis Obispo 0.75 mi sw Cuesta; Santa Barbara National Forest, San Luis Obispo Quad. 609 Comment
  UC1135879  Quercus wislizeni T. M. Hendrix 1937-5-20 194 San Luis Obispo 0.5 mi nw Navajo; Los Padres National Forest, Pozo Quad. 594 Comment
  UCSB37264  Quercus wislizeni R. Philbrick, D. Emery, R. Rodin 1974-5-29 S.N. San Luis Obispo W OF HWY 101 AND CUESTA SUMMIT (1 MI SE OF TV TOWER) Comment
  UCSB71159  Quercus wislizeni Ferren, Wayne; Fiedler, P.; Leidy, R. 1993-6-17 San Luis Obispo Bates Canyon. Little wash in pasture off Hwy 166. Comment
  OBI37877  Rafinesquia californica David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18616 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
  SBBG93998  Rafinesquia californica S. A. Junak 1990-4-26 4209 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  SEINET7062895  Rafinesquia californica A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo. (WGS84/NAD83). UTM Zone 10, 712848mE, 3906917mN. 61 Comment
  UCR43514  Ranunculus aquatilis var. capillaceus R. F. Thorne, Percy C. Everett 1963-6-12 32262 San Luis Obispo Small Pond 1 mi. north of entrance to Piedras Blancas Point 13 Comment
  CAS-BOT-BC379131  Ranunculus aquatilis var. diffusus Clare B. Hardham 1957-5-12 1947 San Luis Obispo vernal pool near Green's Lake Comment
  OBI31029  Ranunculus californicus Julie M. Vanderwier 1978-5-11 41 San Luis Obispo Indian Knob Tar Sands Comment
  UCR123168  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2002-4-19 7422 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI10580  Ranunculus californicus Neil Havlik 1967-5-14 50 San Luis Obispo 1/2 mi W of los Osos Valley Rd, along Perfumo Canyon rd Comment
  OBI17791  Ranunculus californicus Penelope Blackmer 1973-3-31 1 San Luis Obispo SW corner of Penn. Ck bio reserve Comment
  SBBG104784  Ranunculus californicus var. californicus M. D. Proctor, E. A. Young 1993-3-20 ROB 282 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo 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
  RSA0035294  Ranunculus hebecarpus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6365 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-BC74332  Raphanus sativus Clare B. Hardham 1956-2-24 171 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek. Comment
  OBI14973  Raphanus sativus R. R. LaBelle 1967-10-10 51 San Luis Obispo Laguna Lake, San Luis Obispo Comment
  RSA7721  Rhamnus californica Carl B. Wolf 1929-4-15 3556 San Luis Obispo Between Guadalupe and Callender, 4 miles from ocean Comment
  UC1281233  Rhamnus californica H. E. McMinn 1936-3-5 4361 San Luis Obispo Hazard Canyon Comment
  CDA11559  Rhamnus californica subsp. californica G. F. Hrusa 1993-5-22 11106 San Luis Obispo Black Butte Research Natural Area; Approx. 1/2 mile N of Mt. Lowe. Comment
  OBI083214  Rhamnus crocea G. Butterworth 2016-12-20 1004 San Luis Obispo Chimineas Ecological Reserve. Carrizo Cyn 3.6 miles down. 585 Comment
  OBI83497  Rhamnus crocea Scott Sibley, Marina Lermant 2017-2-12 2 San Luis Obispo Cerro Cabrillo, 1 mile up Morro Quarry Trail, near peak of Cerro Cabrillo directly off of trail 217 Comment
  CAS-BOT-BC55869  Rhamnus crocea W. R. Dudley 1905-1-2 s.n. San Luis Obispo Chrome Mine Road Comment
  CAS-BOT-BC55873  Rhamnus crocea Carl B. Wolf 1929-4-16 3640 San Luis Obispo Narrow Canyon of Morro Creek, 6 mi. E. of Morro Bay 243 Comment
  OBI77834  Rhamnus crocea David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1971 San Luis Obispo Along "chaparral rd" near the E end of the Botanical area, below TV antennas. Near first Pinus sabiniana where road turns to large ruts Comment
  OBI27356  Rhamnus ilicifolia Nancy E. Arnold, Robert L. Allen 1981-5-20 333 San Luis Obispo Chaparral area burned on 31 July, 1980. CDF fire no 53-265. 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  UC1121857  Rhamnus ilicifolia G. T. Nordstrom 1937-4-28 1107 San Luis Obispo 4.8 mi sse Chimney Rock; Adelaida Quad. 426 Comment
  CAS-BOT-BC94841  Rhamnus ilicifolia R. C. Wenk 2007-4-22 665 San Luis Obispo Carrizo Plain N.M., foothills of the Caliente Range, behind Washburn Ranch house, Sulfur Spring 822 Comment
  UC608430  Rhus trilobata C. A. Graham 1938-4-6 280 San Luis Obispo 0.2 mi ne of Bee Rock (Bee Rock Canyon, a tributary of San Antonio River, se of Bradley); Bee Rock Canyon 289 Comment
  POM203688  Ribes aureum var. gracillimum I. L. Wiggins 1932-3-24 5846 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles. Comment
  OBI51192  Ribes divaricatum var. pubiflorum Jan Barber 1994-4-23 162 San Luis Obispo San Simeon State Park Comment
  SBBG44739  Ribes divaricatum var. pubiflorum L. W. Edge 1972-4-20 126 San Luis Obispo near Black Lake, Dune Lakes Comment
  CAS-BOT-BC173073  Ribes divaricatum var. pubiflorum R. F. Hoover 1947-3-8 6648 San Luis Obispo Lower Chorro Creek e. of Morro Bay (near its mouth) Comment
  OBI14043  Ribes indecorum Robert F. Hoover 1947-3-9 6664 San Luis Obispo Head of Calf Cyn E of Santa Margarita Comment
  OBI14055  Ribes malvaceum Robert F. Hoover 1966-1-18 9732 San Luis Obispo Los Osos Comment
  SBBG2764  Ribes malvaceum C. B. Hardham 1959-3-13 4065 San Luis Obispo Klau Mine Comment
  OBI51194  Ribes menziesii Jan Barber 1994-3-22 120 San Luis Obispo San Simeon State Park Comment
  CAS-BOT-BC212798  Ribes menziesii Clare B. Hardham 1960-2-25 5208 San Luis Obispo Cambria Comment
  UC1296044  Ribes menziesii R. F. Hoover 1947-2-8 6608 San Luis Obispo Pettit Canyon (Sycamore Canyon of USGS maps) San Luis Range Comment
  OBI58219  Ribes quercetorum David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27384 San Luis Obispo Caliente Range. 6.1 mi. from junction with Soda Lake Road on Selby Road at junction with small abandoned dirt road. Comment
  SBBG2793  Ribes quercetorum C. B. Hardham 1957-3-25 1560 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  UC573330  Ribes quercetorum W. A. Peterson 1937-3-17 618 San Luis Obispo 2 mi e La Panza Ranch; La Panza Quadrangle 533 Comment
  CAS-BOT-BC144723  Ribes sanguineum var. glutinosum Mrs. R. W. Summers s.n. San Luis Obispo unspecified Comment
  OBI14059  Ribes sanguineum var. glutinosum Robert F. Hoover 1965-9-7 9527 San Luis Obispo Santa Rita Crk W of Templeton Comment
  CAS-BOT-BC173764  Ribes speciosum L. R. Dice 1911-4-1 s.n. San Luis Obispo Pismo Comment
  SBBG2820  Ribes speciosum C. B. Hardham 1959-3-13 4040 San Luis Obispo Cypress Mtn Comment
  UC1127622  Ribes speciosum G. T. Nordstrom 1937-4-29 1151 San Luis Obispo 2.8 mi sw German Church; Adelaida Quadrangle Comment
  UC72987  Ribes speciosum Mrs. R. W. Summers San Luis Obispo summit San Luis Mt. 1500 Comment
  CAS-BOT-BC173753  Ribes speciosum R. F. Hoover 1967-2-15 10203 San Luis Obispo Upper Arroyo Grande above Routzahn Park Comment
  CAS-BOT-BC173768  Ribes speciosum Ernest C. Twisselmann 1959-4-10 5032 San Luis Obispo Irish Hills: near the summit of Coon Creek 243 Comment
  UC570960  Ribes speciosum Herbert L. Mason 1929-10-12 5485 San Luis Obispo 4.3 mi w Atascadero; Atascadero Creek Comment
  OBI82320  Rigiopappus leptocladus G. Butterworth 1956-1 990 San Luis Obispo Syncline Hill, sandy, gravelly E slope Comment
  CAS-BOT-BC74846  Rorippa palustris var. palustris Malcom A. Nobs; S. Galen Smith 1949-6-22 828 San Luis Obispo Dune Lakes Gun Club, ca. 2 miles south of Oceano. Comment
  UC1789008  Rosa californica Barbara Ertter with David Chipping 1996-6-16 14879 San Luis Obispo Upper end of Shark Inlet, Morro Bay west of Los Osos. ca 1/2 mile from patch of R. nutkana (14877). Comment
  OBI77014  Rosa californica Joy Nishida, Rick Frelinger & Dale Donaghe 1982-11-12 530 San Luis Obispo N end of American cyn campground in American Cyn Comment
  SBBG109518  Rosa gymnocarpa C. B. Hardham 1957-5-14 1695 San Luis Obispo W side of Santa Rita Rd (headwaters of Old Crk) Comment
  CAS-BOT-BC148297  Rosa pinetorum Alice Eastwood 1927-8-1 15026 San Luis Obispo Cambria Comment
  OBI29114  Rubus parviflorus Karen Symonds 1982-7-17 18 San Luis Obispo Montana de Oro State Park, along Coon Crk trail Comment
  OBI31020  Rubus ursinus Julie M. Vanderweir 1979-5-4 147 San Luis Obispo Indian Knob Tar Sands Comment
  RSA128125  Rubus ursinus Clare B. Hardham 1958-2-13 2820 San Luis Obispo Cambria. Comment
  SBBG72367  Rubus ursinus M. M. Miles -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCD91421  Rubus ursinus Lindsay Clark 2009-4-25 CMB 1 San Luis Obispo San Luis Obispo Co.: On Ardath Road between Cambria and the ocean. 63 Comment
  OBI9976  Rubus ursinus P. J. Justen 1966-4-29 20 San Luis Obispo West side of Cal Poly's Swine Unit Comment
  CAS-BOT-BC416365  Rumex californicus R. F. Hoover 1947-5-31 7250 San Luis Obispo Navajo Creek, east side of La Panza Range Comment
  OBI36782  Rumex conglomeratus Eric Wise 1981-6-11 536 San Luis Obispo Little Morro Crk, Morro Bay Comment
  SBBG104377  Rumex conglomeratus F. L. Johnson, E. A. Young 1993-5-23 ROB 505 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI5585  Rumex conglomeratus Sharon Jochums 1974-5-18 217 San Luis Obispo Just S of Arroyo de la Cruz Comment
  SBBG104608  Rumex crispus F. L. Johnson, E. A. Young 1993-5-23 ROB 506 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC433346  Rumex crispus Ernest C. Twisselmann 1954-6-16 1374 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Eben McMillan Ranch: Phelps Spring; Eastern San Luis Obispo County. 701 Comment
  OBI10828  Rumex crispus Robert F. Hoover 1969-7-19 11499 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  CAS-BOT-BC433601  Rumex hymenosepalus James R. Shevock; Jack Zaninovich 1983-3-30 10225 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side at Panorama Hills, 20.5 miles northwest from California highway 33/166. 800 Comment
  OBI32952  Rumex kerneri David J. Keil, Kathy Jones 1982-4-4 15811 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI10821  Rumex salicifolius Robert F. Hoover 1964-6-6 8977 San Luis Obispo Los Osos Comment
  OBI80124  Rumex salicifolius David J. Keil 1985-6-18 18863 San Luis Obispo South Bay Wastewater Treatment Facility EIS survey. Bayview Heights area. West side of Baview Heights with chaparral/coastal scrub. East side with chaparral and houses. Trail leading down to canyon bottom. Riparian area. Creek bed gravelly with pools of water. Comment
  UC454702  Rupertia physodes I. J. Condit 1908-4-1 San Luis Obispo Reservoir Canyon Comment
  OBI80174  Rupertia physodes David J. Keil 1985-6-18 18858 San Luis Obispo South Bay Wastewater Treatment Facility EIS survey. Bayview Heights area. Comment
  JEPS18937  Ruppia maritima Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4329 A San Luis Obispo about 5 mi s Oceano (in Oso Flaco Lake); Oso Flaco Lake Comment
  OBI19447  Sagina decumbens subsp. occidentalis Robert F. Hoover 1967-5-13 10573 San Luis Obispo Coast W of Cambria Comment
  CAS-BOT-BC103273  Salix bonplandiana Ernest C. Twisselmann 1970-4-21 16388 San Luis Obispo Cholame Creek, 0.4 mile above Parkfield 640 Comment
  RSA586021  Salix bonplandiana D. A. Young, F. L. Johnson 1992-6-17 ROB- 56 San Luis Obispo 1 km SW of Ranch House on Nacimento Road. Comment
  OBI5347  Salix breweri Robert J. Rodin 1969-7-4 8353 San Luis Obispo Near Cypress trees 1/2 mi down on W side from Sargent Cypress Forest by spring Comment
  UC1134862  Salix exigua T. M. Hendrix 1937-4-28 131 San Luis Obispo 1 12 mi nw New District School; Pozo Quadrangle Comment
  UC536870  Salix laevigata M. E. Jones 1934-4-5 San Luis Obispo Pismo Beach Comment
  OBI36926  Salix lasiandra Eric Wise 1983-10-8 1798 San Luis Obispo Oak Park Blvd, Arroyo Grande. Intersection with Noyes Rd Comment
  OBI37214  Salix lasiolepis Eric Wise 1983-2-17 1643 San Luis Obispo Black Lake cyn at hwy 1 Comment
  OBI53888  Salix lasiolepis Arthur W. Hazebrook 1992-10-25 155 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
  OBI37212  Salix lasiolepis Eric Wise 1983-2-24 1651 San Luis Obispo A farm pond 3.1 mi S of Nacimiento Dam on G14 Comment
  OBI9823  Salix lasiolepis Eben McMillan 1954-3-9 161 San Luis Obispo 2 mi S of Cholame Comment
  UC1134844  Salix sitchensis B. Bolt 1936-5-13 712 San Luis Obispo 2 1/4 miles W. N. W of Cuesta San Luis Obispo Quad. 548 Comment
  CAS-BOT-BC126476  Salix sitchensis T. J. Ayers; S. Junak; D. Shaw 1989-5-10 723 San Luis Obispo Los Padres National Forest; just N of Pick and Shovel Mine along western fork of stream at Dead Miners Camp Comment
  JEPS70178  Salix sitchensis Robert J. Rodin 1969-7-4 8353 San Luis Obispo near Cypress trees 1/2 mi down on w side from Sargent Cypress Forest by spring Sargent Cypress Forest Comment
  RSA0018923  Salix sitchensis David J. Keil, Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, Craig Jacobsen 2012-6-28 31392 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road. 250 Comment
  CAS-BOT-BC403770  Salpichroa origanifolia R. L. Gobel 1930-4-1 s.n. San Luis Obispo Unspecified Comment
  UC1953326  Salsola tragus David Keil 1998-10-9 28190 A San Luis Obispo Just N of junction of Elkhorn Road and Soda Lake Rd. at S end of Carrizo Plain. Comment
  SBBG87535  Salsola vermiculata J. L. Johnson 1978-7-19 San Luis Obispo upper Browns Cyn, McKittrick area Comment
  OBI78620  Salvia Carly Demetre, Chris Walden, Courtney Allen 2014-2-7 1 San Luis Obispo Cal Poly San Luis Obispo campus. Between Dexter Building 34 and University Drive. 95 Comment
  UC1124664  Salvia carduacea H. C. Lee 1937-4-30 873 San Luis Obispo 1.5 mi n San Miguel; San Miguel Quad. 289 Comment
  OBI72754  Salvia columbariae Michael Walgren 2010-4-15 126 San Luis Obispo Morro Bay State Park, at the E terminus of Pismo Ave in Los Osos. This newer acquistion parcel is located S of Pismo ave and abuts several homes. The parcel is known as "Powell III" Comment
  RSA586607  Salvia mellifera M. D. Proctor, E. A. Young 1993-3-18 ROB- 228 San Luis Obispo 1 km S of Boyscout Rd Comment
  OBI13530  Salvia sonomensis Neil Havlik 1968-3-31 107 San Luis Obispo 2 mi W of Cuesta Summit on road to Cerro Alto Comment
  UCSB44875  Salvia sonomensis Collins, Elizabeth 1977-4-20 San Luis Obispo Cuesta Ridge Rd; 4 miles west of Hwy. 101 762 Comment
  OBI80496  Salvia spathacea Lauren Maddalena, Kevin Lobb, Tristen Miller 2015-3-3 2 San Luis Obispo Campus of California Polytechnic State University, on the Poly Canyon Trail to Architecture Graveyard. 116 Comment
  UCR161921  Salvia spathacea George K. Helmkamp, E. A. Helmkamp 2005-2-24 8972 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  OBI70018  Salvia spathacea David Drucker 1980-5-12 35 San Luis Obispo Below Indian Nob 122 Comment
  OBI72800  Salvia spathacea D. R. Miller 2010-5-7 510 .912 San Luis Obispo Rocky Butte/Pine Mt Region. Near 1st crossing of tobacco Crk 350 Comment
  SBBG118338  Sambucus nigra subsp. caerulea J. Olson 2000-6-27 San Luis Obispo E side of low water bridge and both sides of Bee Rock Rd; Camp Roberts Comment
  UC2027058  Sambucus nigra subsp. caerulea Greg Wilvert 2005-5-11 400 San Luis Obispo Southeast Half of the Caliente Range: Semper Spring Comment
  OBI29573  Sambucus nigra subsp. caerulea Melissa Luckow 1981-6-25 684 San Luis Obispo N of San Simeon beach Comment
  OBI81206  Sanicula arguta David J. Keil 2015-2-21 32650 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
  UC2013174  Sanicula arguta David Keil 1979-7-1 13121 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  SBBG107534  Sanicula bipinnatifida C. B. Hardham 1956-4-17 427 San Luis Obispo intersection of north rd to Adelaida and Oak Flat Rd Comment
  UC1123175  Sanicula bipinnatifida G. T. Nordstrom 1937-4-13 1065 San Luis Obispo 3 mi nw of Chimney Rock 396 Comment
  RSA341381  Sanicula bipinnatifida C. F. Smith 1950-5-1 2728 San Luis Obispo On hills near home of Eben Mcmillan, south summit of Palo Prieto Pass 671 Comment
  OBI27172  Sanicula crassicaulis Thomas Burrows 1981-4-9 124 San Luis Obispo Reservoir cyn 168 Comment
  OBI55659  Sanicula crassicaulis David J. Keil 1989-6-3 21236 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI8771  Sanicula crassicaulis Robert F. Hoover 1964-5-15 8884 San Luis Obispo Pine Top mtn S of San Carpoforo crk Comment
  OBI28113  Sanicula crassicaulis Allison Berry, Carrie Wilson 1982-5-11 57 San Luis Obispo N of San Luis Obispo 1-1/2 mi on CA rte 101. R on Reservoir cyn rd-1/2 mi to end. Site on ridge to left 550 yds up trail Comment
  SBBG107536  Sanicula laciniata C. B. Hardham 1960-4-2 5330 San Luis Obispo Green Valley near Cambria Comment
  OBI25181  Sanicula maritima David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13982 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI69951  Sanicula maritima D. R. Miller and E. A. Appel, E. A. Appel 2007-4-7 407 .845 San Luis Obispo Along W side of Hwy 1 .6 mi N of Arroyo de la Cruz bridge Comment
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Jan 10 2015
  OBI8764  Sanicula tuberosa Robert F. Hoover 1951-4-15 8038 San Luis Obispo Stoney Creek, tributary of Huasna River Comment
  OBI80796  Santolina chamaecyparissus D. R. Miller, Elizabeth A. Appel 2015-6-21 615 .1132 San Luis Obispo Cambria. Fiscalini Ranch Preserve locked gate off of Hwy 1 SW end of Santa Rosa creek bridge. 100m inside gate on left. 100 Comment
  RSA187161  Satureja douglasii I. L. Wiggins 1929-5-21 3686 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  CDA17544  Scabiosa atropurpurea Austin Griffiths 1980-9-2 s.n. San Luis Obispo California Blvd. just W. of freeway, San Luis Obispo. Comment
  RSA141048  Scandix pecten-veneris Clare B. Hardham 1960-4-16 5607 San Luis Obispo Woods beside Delaganna Cr., Cypress Mt. Comment
  UC2027101  Schismus barbatus Greg Wilvert 2005-4-5 129 San Luis Obispo Southeast Half of Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road Comment
  OBI3246  Schoenoplectus acutus var. occidentalis R. L. Hoover 1967-11-23 2 San Luis Obispo West bank of Laguna, San Luis Obispo Comment
  OBI35226  Schoenoplectus californicus Eric Wise 1981-7-1 887 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC111774  Schoenoplectus pungens var. longispicatus Clare Butterworth Hardham 1957-11-2 2718 San Luis Obispo Mouth of Old Creek Comment
  CAS-BOT-BC111054  Scirpus microcarpus R. F. Hoover 1964-8-14 9263 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC111058  Scirpus microcarpus Roxana S. Ferris 1929-4-16 7653 San Luis Obispo Toro Creek, coast road north of Moro Comment
  OBI66440  Scribneria bolanderi David J. Keil, with Miguel Ponce 1997-1 26135 San Luis Obispo La panza mountains. ca. 0.3 miles from highway 58 on red hill road. Comment
  RSA0048318  Scrophularia californica W. M. Arbaugh 1968-4-10 214 San Luis Obispo See Canyon, lower end. Comment
  SBBG117762  Senecio aphanactis M. Wetherwax, E. Painter, J. Greenhouse 2001-3-21 SLO 184 San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  OBI15520  Senecio californicus Robert F. Hoover 1947-3-29 6801 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  UCR38143  Senecio mikanioides A. C. Sanders, K. Berg 1985-3-3 5395 San Luis Obispo Central Coast, Oso Flaco Lake, south of Oceano, at end of Oso Flaco Lake Road 3 Comment
  OBI39989  Senecio vulgaris Eric Wise 1984-4-29 1886 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  OBI76610  Setaria parviflora Michael Walgren 2012-5-28 280 San Luis Obispo In Los Osos along the S side of Los Olivos Rd between Fairchild and Eight St Comment
  CAS-BOT-BC240253  Setaria viridis Ernest C. Twisselmann 1960-8-22 5988 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI52741  Setaria viridis David J. Keil, with V. L. Holland 1991-8-22 22571 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  UC310381  Sidalcea malviflora subsp. laciniata Philip A. Munz 1925-3-24 9233 San Luis Obispo San Luis Obispo 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
  UCR147228  Silene armeria George K. Helmkamp, E. A. Helmkamp 2004-8-15 8788 B San Luis Obispo Central Coast, Nipomo Mesa. Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi S. of jct. of Halcyon Rd., SE of Oceano 76 Comment
  CDA3472  Silene conoidea A. Anderson, P. Schlotter 1980-5-9 San Luis Obispo Southwest of Paso Robles. 0 Comment
  OBI31656  Silene gallica Turnquist, Smeltzer 1982-5-1 82 San Luis Obispo Laguna Lake Park Comment
  OBI35425  Silene gallica Melody Dickens 1980-4-16 9 San Luis Obispo Morro Rock, Morro Bay. Around base of hill Comment
  SBBG95567  Silene laciniata subsp. laciniata R. H. Toft 1986-5-21 20 San Luis Obispo 1/8 mi S of Broderson Rd, just SW from center of town of Los Osos Comment
  UCR118363  Silene laciniata subsp. major George K. Helmkamp, E. A. Helmkamp 1998-6-30 4226 San Luis Obispo Central Coast, Irish Hills, SW of San Luis Obispo; Prefumo Cyn 2.2 mi SW of Los Osos Valley Rd. 137 Comment
  UC1392702  Silene laciniata subsp. major R. F. Hoover 1969-6-22 11380 San Luis Obispo Serrano Canyon Santa Lucia Range, , Serrano Canyon (Chorro Creek Canyon) Comment
  CAS-BOT-BC175188  Silene verecunda Clare B. Hardham 1960-6-17 6150 San Luis Obispo Chris Flood Cr., Santa Lucia Mountains Comment
  CAS-BOT-BC175196  Silene verecunda Clare B. Hardham 1961-6-1 7319 San Luis Obispo Rocky Butte, Santa Lucia Mountains 914 Comment
  UC1285076  Silene verecunda subsp. platyota R. F. Hoover 1947-3-26 6745 San Luis Obispo just s Price Canyon; just s of Price Canyon Comment
  UC1583623  Silene verecunda subsp. platyota David Keil with M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20704 San Luis Obispo just n Arroyo de la Cruz (n of San Simeon along system of ridges and canyons); n of San Simeon, just n of Arroyo de la Cruz Comment
  UCR101006  Sisymbrium altissimum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3240 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  OBI14956  Sisymbrium altissimum Robert F. Hoover 1947-5-10 7151 San Luis Obispo Cuyama Valley, E of river bridge on main hwy Comment
  CAS-BOT-BC75260  Sisymbrium irio Ernest C. Twisselmann 1959-3-25 4985 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorthy Twisselmann Ranch at the head of Choice Valley. 662 Comment
  UCR67846  Sisymbrium irio David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19472 San Luis Obispo South Coast Range, Santa Margarita Ranch. 3.6 mi. south of Santa Margarita along ranch road, east base of Santa Lucia Mountains Comment
  RSA0042200  Sisymbrium officinale LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6450 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
  OBI57221  Sisymbrium orientale David J. Keil 1998-6-5 27628 San Luis Obispo Carrizo Plain. Selby Rd., 1.6 miles SE from junction with Soda Lake Rd. Comment
  SBBG112498  Sisyrinchium bellum D. Keil 1986-4-13 19161 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of Hwy Comment
  SEINET3876395  Sisyrinchium bellum Merlyne Prescott 1969-4-8 144 San Luis Obispo In Stenner Creek Road.; 0 Comment
  OBI66453  Sisyrinchium californicum David J. Keil, with Dave Hacker 2005-6-24 30385 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  SD38285  Solanum americanum Edith A. Purer 1932-8-1 4694 San Luis Obispo Morro Bay, stabilized sand dunes Comment
  OBI56449  Solanum douglasii David J. Keil 1999-5-13 28342 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  RSA422452  Solanum douglasii Ralph Hoffmann 1931-5-30 s.n. San Luis Obispo Oceano. Comment
  SD178236  Solanum douglasii G. K. Helmkamp 2004-2-11 8281 San Luis Obispo Nipomo Mesa, Willow Road, 0.6 mile east of Highway California 1. 124 Comment
  SEINET2444527  Solanum douglasii Eric Luning 2003-4-15 14 San Luis Obispo Reservoir Canyon Trail. Comment
  UCD126924  Solanum douglasii B. Bolt 1936-1-1 529 San Luis Obispo San Luis Obisbo County: 2 miles south-southeast of Osos Creek. 45 Comment
  CAS-BOT-BC154191  Solanum umbelliferum D. E. Breedlove 1962-8-7 4089 San Luis Obispo 3 miles north of Guadalupe. Near Oso Flaco Lake Comment
  CAS-BOT-BC156432  Solanum umbelliferum C. B. Hardham 1959-5-21 4607 San Luis Obispo Arroyo de la Cruz Comment
  OBI65026  Solanum umbelliferum Greg Wilvert 2005-4-6 197 San Luis Obispo SE half of the Caliente Range. 1.2 km N of Semper Spring 806 Comment
  SEINET7262161 Image available Solanum umbelliferum Unknown 2003-5-1 1217 San Luis Obispo Paso Robles Comment
  OBI72752  Solanum xanti Michael Walgren 2010-4-15 123 San Luis Obispo Morro Bay state Park at E terminus of Pismo Ave in Los Osos. This newer acquisition parcel is located S of Pismo Ave and abuts several homes. The parcel is known as "Powell III" . Collected near Pismo Ave Comment
  OBI9096  Solanum xanti Robert F. Hoover 1964-6-7 8987 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI2753  Solanum xanti Neil Havlik 1968-4-20 158 San Luis Obispo Just W of Salinas River bridge, 2.5 mi E of Santa Margarita on hwy 58 Comment
  SEINET7274370 Image available Solanum xanti var. obispoense R. S. Ferris 1939-5-29 9760 San Luis Obispo ca. 4 mi SE of Templeton Comment
  OBI79072  Solidago confinis David J. Keil 2013-8-19 31891 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  SBBG19954  Solidago confinis E. R. Chandler 1964-3-6 2353 San Luis Obispo adjacent to Oso Flaco Lake Comment
  SBBG25419  Solidago confinis L. E. Allen 1966-8-24 San Luis Obispo Oso Flaco Lake Comment
  SBBG96063  Solidago confinis D. Keil 1986-10-13 19786 San Luis Obispo Sweet Springs area, S shore of Morro Bay 5 Comment
  UCD135901  Solidago confinis G. K. Helmkamp; E. A. Helmkamp 2000-9-1 5951 San Luis Obispo San Luis Obispo County: Los Osos: 0.5 miles northwest of Hazard Canyon, between Howard St. and sand dunes. 30 Comment
  UCR95917  Solidago occidentalis George K. Helmkamp 1996-9-21 1191 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  JEPS51982  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the s side San Carpojo Creek; s side San Carpojo Creek 30 Comment
  OBI65925  Solidago velutina subsp. californica D. R. Miller 1994-8-10 594 -520 San Luis Obispo Pine Mt Region. Near gate at George Edmunson property, E slope of Pine Mt; Tobacco crk drainage 792 Comment
  OBI56610  Soliva sessilis David J. Keil 1998-3-27 26488 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 Comment
  OBI6603  Sorghum halepense Richard Fowler 1970-5-27 126 San Luis Obispo Cal Poly Campus, SLO 610 Comment
  UCD92770  Sorghum halepense Ernest C. Twisselmann 1962-10-14 7922 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Choice Valley, 1.5 miles E of the summit. 640 Comment
  RSA318977  Sparganium erectum subsp. stoloniferum T. Elias, Walter Wisura 1984-7-26 8580 San Luis Obispo North of Guadalupe and west of Highway one; Oso Flaco Lake and dune area near beach. Comment
  OBI28660  Spergula arvensis David J. Keil, Eric Wise 1982-7-2 16252 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  UCD99216  Spergularia macrotheca P. B. Kennedy 1927-7-15 s.n. San Luis Obispo San Luis Obispo County: Oceano Beach, Oceano. 6 Comment
  CAS-BOT-BC390440  Spergularia macrotheca var. macrotheca Alice Eastwood; John Thomas Howell 1938-6-15 5966 San Luis Obispo Between Cambria and San Simeon Comment
  UCR91822  Spergularia macrotheca var. macrotheca George K. Helmkamp 1996-5-24 1041 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  OBI75707  Stachys ajugoides D. R. Miller, E. A. Appel 2011-8-21 811 .989 San Luis Obispo E of sewer road on Fiscalini Ranch Preserve, Cambria Comment
  OBI58157  Stachys bullata David J. Keil 1998-3-27 26466 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UC1929869  Stachys bullata Scott D. White, Ken McDonald 2001-5-9 8457 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  UC126602  Stachys chamissonis H. M. Hall 1907-5-11 7693 San Luis Obispo Oak Park Comment
  UC1953346  Stachys pycnantha David Keil 2000-9-7 San Luis Obispo Santa Margarita Ranch. Comment
  UCR67879  Stachys pycnantha Steven A. Junak, D. A. Young, Tina J. Ayers 1989-8-24 4143 San Luis Obispo Cuesta Ridge Botanical Area: north of Pick and Shovel Mine in upper reaches of Chorro Creek, in creek at 'Dead Miner's Camp' Comment
  OBI65979  Stachys pycnantha Wendy Thackery, Stacey Smith and Paul Corsi 2003-6-30 14 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on hwy 1. At headwaters of Walters Crk N of hwy 1 208 Comment
  OBI78943  Stebbinsoseris heterocarpa David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. Comment
  CAS-BOT-BC374871  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1961-3-27 6025 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake 576 Comment
  RSA244352  Stellaria longipes C. W. Tilforth, John Dourley 1973-6-14 868 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. Comment
  UCR161966  Stellaria media George K. Helmkamp, E. A. Helmkamp 2005-2-14 8898 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 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
  POM97538  Stellaria nitens P. A. Munz 1926-4-9 10224 San Luis Obispo Willow Creek Road, 10 miles southwest of Paso Robles Comment
  SD249183  Stellaria nitens David Keil 1978-3-25 12691 San Luis Obispo Irving Ranch. Comment
  CAS-BOT-BC213748  Stephanomeria carotifera R. F. Hoover 1964-7-11 9191 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  SBBG70664  Stephanomeria cichoriacea S. A. Junak 1990-5-17 4369 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, in cyn S of first high voltage tower E of W Cuesta Ridge Rd, ca. 5.9 mi W of US Hwy 101 676 Comment
  CAS-BOT-BC375162  Stephanomeria cichoriacea R. F. Hoover 1964-8-13 9210 San Luis Obispo Santa Lucia Range. San Bernardo Creek, north slope Comment
  CAS-BOT-BC375239  Stephanomeria elata Alice Eastwood 1927-7-29 14940 San Luis Obispo Morro Sands Comment
  SBBG42928  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-20 7076 San Luis Obispo near summit of Hi Mtn, S of Pozo 944 Comment
  SD39627  Stephanomeria exigua subsp. carotifera Edith A. Purer 1933-7-20 5093 San Luis Obispo Stabilized sand dunes northwest of Guadalupe. Comment
  RSA226554  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6931 San Luis Obispo Near Pismo Beach State Park, Grover City. Between railroad tracks and Route 1. Comment
  UC1392915  Stephanomeria exigua subsp. carotifera R. F. Hoover 1969-9-15 11589 San Luis Obispo San Bernardo Creek Comment
  SEINET196443  Stephanomeria exigua subsp. coronaria R. F. Hoover 1946-6-30 6220 San Luis Obispo La Pamza district Comment
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Jul 30 2013
  UC1969526  Stephanomeria pauciflora David Keil with V. L. Holland 1999-4-22 28250 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  OBI47558  Stipa cernua David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19223 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
  OBI34370  Stipa lepida Ruth Davis 1964-4-24 105 San Luis Obispo See Cyn, about 9 mi from San Luis Obispo Comment
  OBI22287  Stipa speciosa Robert F. Hoover 1967-4-1 10329 San Luis Obispo Canyon in Temblor Range nera N end of Elkhorn Plain Comment
  UC10878  Streptanthus albidus subsp. peramoenus S. S. 1861-4-14 458 San Luis Obispo San Luis Obispo Comment
  UC455756  Streptanthus albidus subsp. peramoenus I. J. Condit 1911-6-13 San Luis Obispo dry hillside Cambria, Santa Rosa Creek Comment
  SEINET958407  Stuckenia pectinata D. W. Taylor 1970-1 T 70 -118 San Luis Obispo Common at mouth of Los Osos Creek, east side of Morro Bay. Comment
  OBI66270  Stylocline gnaphaloides David J. Keil 1997-4-18 26179 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
  OBI35470  Stylocline gnaphaloides S. M. Inman 1983-5-17 60 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  UC1927826  Stylocline masonii David Keil 1998-6-5 27616 San Luis Obispo 0.4 miles W of junction with Shell Creek Rd. on Hwy 58. Comment
  OBI82375  Suaeda californica David J. Keil 2015-9-29 33433 San Luis Obispo Pismo Beach north of Pismo Pier 10 Comment
  SD75757  Suaeda californica Helen V. Witham 1969-9-27 510 a San Luis Obispo East end of Morro Bay. 2 Comment
  UCSB38576  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo 1 mi. SE of junction of Rt. 58 and Soda Lake Rd.on Soda Lake Rd., California Valley, Carrizo Plain Comment
  UC1119917  Symphoricarpos albus var. laevigatus T. M. Hendrix 1937-6-6 270 San Luis Obispo 1.5 mi nw New District School; Pozo Quad. 411 Comment
  OBI51007  Symphyotrichum chilense Kathleen Goddard Jones 1993-9-18 s.n. San Luis Obispo Oso Flaco Lake Access causeway, along the N edge of the paved walk-way Comment
  OBI66476  Symphyotrichum chilense David J. Keil, with Dave Hacker 2005-6-24 30400 San Luis Obispo Banks of Arroyo del Oso just east of Highway 1 bridge, north of San Simeon along coast Comment
  OBI67012  Symphyotrichum chilense D. R. Miller 1994-10-25 1094 -537 San Luis Obispo Pine Mt Region. Are one of two pockets in Lower Almaden flats at edge of Lower Pines; Pico Crk drainage 853 Comment
  JEPS60784  Symphyotrichum spathulatum Ernest C. Twisselmann 1969-11-28 16357 San Luis Obispo Lofflay Spring, hills at head of Palo Prieta Canyon Temblor Range, Western San Joaquin Valley 640 Comment
  OBI65284  Tamarix parviflora D. R. Miller 2005-3-14 305 .781 San Luis Obispo Pine Mtn Region. Along San Simeon Crk road, near old School house Comment
  OBI65177  Tamarix ramosissima Greg Wilvert 2005-6-14 477 San Luis Obispo SE Half of Caliente Range. Cyn to theE of Quail Cyn 856 Comment
  OBI66246  Tamarix ramosissima David J. Keil 1998-10-9 28129 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  OBI69497  Tanacetum parthenium David J. Keil 2008-2-26 s.n. San Luis Obispo 940 Del Rio Ave, San Luis Obispo Comment
  UC76379  Tauschia hartwegii Miss M. Alice King 1895-1 San Luis Obispo Arroyo Grande Comment
  OBI78629  Tecomaria capensis Brandon P. Taylor 2014-1-29 1 San Luis Obispo Baywood-Los Osos, CA; Corner of 3rd St and Santa Maria Ave 6 Comment
  UCSB12667  Tetrapteron graciliflorum Breedlove, Dennis 1962-3-29 San Luis Obispo 3.8 miles east of Santa Margarita; La Panza Range 304 Comment
  UC1927762  Thalictrum fendleri var. polycarpum David Keil with Rhonda Riggins and D. R. Miller 1998-5-27 27530 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
  SEINET14589910 Image available Thelypodium lasiophyllum David Keil 1987-5-6 20119 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI65929  Thermopsis californica var. californica D. R. Miller 1994-4-8 494 -185 San Luis Obispo PIne Mt region; South orchard, Cole ranch, Marmolejo crk drainage 732 Comment
  UCD93385  Thinopyrum intermedium Ernest C. Twisselmann 1958-7-14 4546 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon. 701 Comment
  CDA15171  Thysanocarpus curvipes G. F. Hrusa 1998-4-27 14279 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  RSA0042482  Thysanocarpus curvipes LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6433 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
  UC455302  Thysanocarpus curvipes I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  CAS-BOT-BC66639  Thysanocarpus curvipes R. F. Hoover 1967-4-5 10343 San Luis Obispo 19 miles east of Creston on La Panza road, on a branch of Navajo Creek. Comment
  HSC30127  Thysanocarpus curvipes J. D. Ackerman, A. M. Montalvo 1974-3-25 144 San Luis Obispo 3.5 mi. E of Pozo on road to Hwy. 58 Comment
  CAS-BOT-BC67141  Thysanocarpus laciniatus Clare B. Hardham 1956-2-12 141 San Luis Obispo Santa Lucia Mountains. Atascadero Creek Hale Ranch. Comment
  CAS-BOT-BC67147  Thysanocarpus laciniatus Ira L. Wiggins 1932-3-20 5775 San Luis Obispo 2 miles east of Paso Robles. Comment
  SD244654  Thysanocarpus laciniatus Jessica Griffiths 2012-2-19 2 San Luis Obispo Poly Canyon Rd, Cal Poly campus, half a mile up the road from Village Dr. Shaded, grassy slope below rock face on SE side of trail. 130 Comment
  SBBG117498  Torilis nodosa M. Wetherwax, E. Painter 1999-7-13 SLO 2 San Luis Obispo near water tank above cantonment area, W of St Hwy 1; Camp San Luis Obispo 120 Comment
  OBI80850  Toxicodendron diversilobum David J. Keil 2015-2-14 32640 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 70 Comment
  CAS-BOT-BC169233  Toxicodendron diversilobum Alice Eastwood 1927-7-29 14955 San Luis Obispo Morro Sands Comment
  CDA7714  Tragopogon porrifolius David J. Keil 1999-5-27 28358 San Luis Obispo Along Highway 58 in middle of town, Santa Margarita.. 0 Comment
  OBI79506  Tribulus terrestris David J. Keil 2012-7-18 31418 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  UC1137563  Trichostema lanatum T. M. Hendrix 1937-6-3 247 San Luis Obispo 3.4 mi SSW of Navajo; San Luis Obispo 792 Comment
  CAS-BOT-BC220834  Trichostema lanatum David D. Keck 1934-4-26 2828 San Luis Obispo East slope of Pozo Range, 6.3 mi. W. of La Panza Comment
  CAS-BOT-BC220838  Trichostema lanatum Roxana S. Ferris 1939-6-2 9766 San Luis Obispo 13 miles east of Paso Robles on the Paso Robles-Adelaida road, Santa Lucia Mountains Comment
  SBBG76992  Trichostema lanatum C. Bornstein, B. Collins 1994-4-23 San Luis Obispo Hwy 58, 0.8 mi W of Huerhuero Rd 464 Comment
  UCSB49253  Trichostema lanatum Hibbard, Doug 1977-4-22 San Luis Obispo On East Cuesta Ridge Rd; 1.5 mi. up from turn-off at Hwy 101 579 Comment
  OBI54901  Trichostema lanceolatum David J. Keil 1996-9-13 26034 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  OBI66225  Trichostema lanceolatum David J. Keil 1998-10-9 28150 San Luis Obispo Ca. 20 road miles w of New Cuyama along Hwy 166. Ca. 1400 ft. elev. 427 Comment
  OBI71192  Trichostema lanceolatum Ann Cochran 1986-7-19 20 San Luis Obispo California Valley. Orchard at the corner of Cucamunga and Doris trl 579 Comment
  OBI66610  Trichostema ovatum David J. Keil 1998-10-9 28167 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  UCSC010680  Trifolium D. R. Miller 2016-4-27 s.n. San Luis Obispo Along Ridge road on east slope of Pine Mountain at Buckeye Mine area, Pico Creek drainage. 914 Comment
  POM96040  Trifolium albopurpureum Philip A. Munz 1926-4-9 10189 San Luis Obispo 35 miles east of Paso Robles. Comment
  RSA164401  Trifolium dichotomum Clare B. Hardham 1961-4-17 6843 San Luis Obispo Pine Mt. north of Cambria. 915 Comment
  UC1583636  Trifolium dubium David Keil with Mark Meredith 1984-4-14 18123 San Luis Obispo s Arroyo de la Cruz (ridge system, n of San Simeon) Comment
  OBI31784  Trifolium fragiferum Turnquist, Smeltzer 1982-7-23 182 San Luis Obispo Laguna Lake Park, near developed trl and roadway on E side of lake Comment
  UCR147248  Trifolium fragiferum George K. Helmkamp, E. A. Helmkamp 2004-8-14 8781 San Luis Obispo Central Coast, junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo 107 Comment
  UC1285157  Trifolium fucatum R. F. Hoover 1947-4-27 7107 San Luis Obispo on rd from Atascadaro (to Morro Bay, summit) Comment
  RSA615147  Trifolium gracilentum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3219 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with CA hwy 33 (roughly WNW of Maricopa). 579 Comment
  UC1130038  Trifolium gracilentum W. A. Peterson 1937-4-29 777 San Luis Obispo 0.4 mi s mouth of Anderson Canyon; La Panza quad 518 Comment
  UCR140097  Trifolium hirtum George K. Helmkamp 2004-3-13 8361 San Luis Obispo Central Coast, Nipomo Mesa, along Calif. Hwy 1 (Mesa View Dr.), 0.4 mi south of Halcyon Rd, south of Arroyo Grande 76 Comment
  OBI41001  Trifolium microcephalum David J. Keil, Eric A. Wise 1985-4-25 18561 San Luis Obispo Black Lake Cyn at crossing of Calif hwy 1 Comment
  SBBG118268  Trifolium microcephalum E. Painter, M. Wetherwax 2003-3-18 CR 392 San Luis Obispo near Nacimiento River, just W of Low Water Bridge, N of Bee Rock Rd; Camp Roberts 160 Comment
  UCSB69394  Trifolium microdon Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 50 feet from access road, 450 feet from back dune. 3 Comment
  SBBG107849  Trifolium oliganthum C. B. Hardham 1960-4-13 5468 San Luis Obispo hills S of Bee Rock 365 Comment
  SBBG107908  Trifolium oliganthum C. B. Hardham 1960-4-2 5336 San Luis O