Search Results — 2000 specimen records retrieved (1158 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
  POM279288  Abronia maritima Cora W. Benson 1929-1-24 s.n. San Luis Obispo In Pismo Beach, South Coast. 6 Comment
  UC1136545  Abronia maritima H. C. Lee 1936-4-6 553 San Luis Obispo Arroyo Grande quadrangle, Pismo Beach Comment
  NY341998  Abronia minor E. Palmer 1876-7-10 521 San Luis Obispo McGinnis Farm; near San Luis Obispo Comment
  UC1073360  Abronia umbellata George B. Rossbach 1955-5-2 258 San Luis Obispo Oso Flaco Lake, nw side Oso Flaco Lake Comment
  CHSC113763  Acacia melanoxylon A. C. Sanders 2011-2-21 38734 San Luis Obispo Central Coast: Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing. 44 Comment
  OBI20407  Acer macrophyllum Jay B. Hunt 1955-11-14 s.n. San Luis Obispo Division of Forestry Comment
  OBI40821  Acer negundo David J. Keil 1980-4-23 13809 San Luis Obispo In San Luis Obispo along Stenner Crk near Sierra Vista Hospital Comment
  OBI31960  Achillea millefolium David J. Keil, Melissa Luckow 1981-7-3 14933 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
  OBI55243  Achillea millefolium Greg Frugoli 1997-4-29 68 San Luis Obispo Collected on roadside 0.25 mi S of Red Hill rd/La Panza Rd/Pozo Rd jctn. La Panza Range, Los Padres NF (Hwy 58 burn area) 600 Comment
  OBI66849  Achillea millefolium David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29606 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  SBBG44911  Achillea millefolium L. E. Allen 1966-5-19 San Luis Obispo W of Oso Flaco Comment
  SBBG83089  Achillea millefolium C. F. Smith 1968-7-30 10106 San Luis Obispo Oceano St Beach Park Comment
  UCD128320  Achillea millefolium Daryl Koutnik 1978-6-19 531 San Luis Obispo San Luis Obispo County: West of Cerro Romauldo along Chorro Creek. 304 Comment
  OBI17143  Achillea millefolium P. J. Justen 1966-5-8 28 San Luis Obispo E side of the Baywood Park Sand Dunes Comment
  UCSB44699  Achillea millefolium Griggs, D. 1979-5-17 San Luis Obispo About 1 mile north of Cottonwood Summit on Highway 41 548 Comment
  OBI37907  Achyrachaena mollis David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18642 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  UC2070420  Achyrachaena mollis Bart O'Brien 1995-4-25 San Luis Obispo Central Western: Inner South Coast Ranges Region: Carrizo Plain, W Temblor Range on Simmler Rd 2.7 mi SW of Elkhorn Rd. Comment
  OBI13047  Acmispon americanus var. americanus R. R. La Belle 1967-10-10 47 San Luis Obispo Laguna lake, San Luis Obispo. NE side of lake 8 Comment
  OBI29191  Acmispon brachycarpus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14573 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI78043  Acmispon brachycarpus Danielle DeRome 1995-4-1 419561 San Luis Obispo Poly Cyn on a firebreak or rd above the RR tracks Comment
  UCD104070  Acmispon brachycarpus Stephen Mason 1995-5-8 55 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Soda Lake Rd., 3.8 mi. S of KCL Campground off W side of road. 609 Comment
  OBI72763  Acmispon cytisoides Michael Walgren 2010-5-12 131 San Luis Obispo San Simeon State Park, along the banks of the first un-named crk N of Arroyo de los Chinos Comment
  OBI28188  Acmispon glaber var. glaber Jeffery Null 1980-5-11 15 San Luis Obispo Ecological Study area, Cal POly, SLO 91 Comment
  OBI32120  Acmispon glaber var. glaber David J. Keil 1981-6-20 14917 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI57944  Acmispon glaber var. glaber Austin P. Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay region; sandspit Comment
  HSC98289  Acmispon heermannii var. orbicularis L. S. Rose 1961-4-14 61042 San Luis Obispo Cambria 91 Comment
  OBI13205  Acmispon heermannii var. orbicularis Robert F. Hoover 1965-6-20 9448 San Luis Obispo Just N of Oso Flaco Lake Comment
  SBBG3469  Acmispon junceus C. B. Hardham 1959-2-25 4034 San Luis Obispo S end of Morro Bay Comment
  OBI13224  Acmispon junceus var. biolettii Robert F. Hoover 1964-6-5 8911 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI79707  Acmispon wrangelianus David J. Keil 2012-5-27 31359 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  SBBG127209  Acourtia microcephala D. Keil 2010-7-5 30914 San Luis Obispo Hwy 58 at Trail's End (private rd), 3080 Blue Star Memorial Hwy; La Panza Mtns 457 Comment
  CAS-BOT-BC29241  Acourtia microcephala R. F. Hoover 1946-8-17 6286 San Luis Obispo Arroyo Grande Creek below junction of Topez Canyon Comment
  UCR160575  Adenostoma fasciculatum George K. Helmkamp, E. A. Helmkamp 2005-6-9 9584 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
  CAS-BOT-BC139997  Adenostoma fasciculatum R. W. S. 1895-5-1 s.n. San Luis Obispo Hill S. Lucia Range nr. Reservoir Comment
  RSA122231  Adenostoma fasciculatum var. fasciculatum P. L. Johannsen 1937-5-26 1158 San Luis Obispo 2- 1/2 miles S.E. of Chimeneas Ranch. Comment
  SBBG2874  Adenostoma sparsifolium R. Hoffmann 1927-10-15 San Luis Obispo Cuyama Valley, 30 mi from Santa Maria Comment
  SBBG104763  Adiantum jordanii F. L. Johnson, E. A. Young 1993-5-24 ROB 578 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UCR160389  Adiantum jordanii George K. Helmkamp, E. A. Helmkamp 2005-6-9 9604 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
  OBI3975  Adiantum jordanii Elizabeth Rudd 1971-4-26 239 San Luis Obispo 335 Comment
  UC572461  Aesculus californica G. T. Nordstrom 1937-5-20 1270 San Luis Obispo 2.9 mi sw Asuncion; Adelaide Quad. 411 Comment
  UCR67873  Agastache urticifolia David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19469 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
  RSA643444  Ageratina adenophora R. D. Goeden, D. W. Ricker 1972-5-2 s.n. San Luis Obispo See Canyon Road, 4 miles north of San Luis Bay Rd., SW of San Luis Obispo 183 Comment
  POM97517  Agoseris grandiflora P. A. Munz 1926-4-9 10197 San Luis Obispo Ascension School, Willow Creek Rd., 15 mi. from Morro. Comment
  OBI75251  Agoseris grandiflora var. grandiflora David J. Keil 2011-5-12 31014 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 354 Comment
  UCR160559  Agoseris heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-7 9550 San Luis Obispo Outer South Coast Ranges, along Arroyo Grande to Huasna Road [beyond Huasna], 2.1 miles ENE of Huasna Township Road 253 Comment
  CAS-BOT-BC46073  Agoseris heterophylla var. cryptopleura D. E. Breedlove 1962-3-24 1975 San Luis Obispo 3.5 miles east of Templeton 274 Comment
  OBI56617  Agoseris heterophylla var. cryptopleura David J. Keil, with Kathleen A. Keil 1998-5-26 27443 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
  UC455892  Agoseris heterophylla var. cryptopleura I. J. Condit 1908-4-28 San Luis Obispo entrance See Canon Comment
  OBI47119  Agoseris heterophylla var. heterophylla Lynne Dee Oyler 1986-3-25 400 e San Luis Obispo Agua Escondido, USFS blue oak study area. N slope and hilltop NE of Arroyo Grande Comment
  CAS-BOT-BC13157  Agoseris hirsuta Alice Eastwood; John Thomas Howell 1936-5-7 2277 San Luis Obispo East of Morro district on road to Atascadero Comment
  OBI17126  Agoseris retrorsa Robert F. Hoover 1950-5-6 7872 San Luis Obispo E slope of La Panza range Comment
  OBI71127  Agrostis exarata Michael Curto, Linda Allen 1991-7-11 788 San Luis Obispo Santa Lucia Range, E slope, Nacimiento-Fergusson Rd E of summit, T22S R5E S21 NW 1/4, NW 1/4 670 Comment
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Sep 8 2015
  OBI30849  Agrostis hooveri Julie M. Vanderweir 1979-8-25 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI4950  Agrostis pallens Robert F. Hoover 1960-7-15 8528 San Luis Obispo Head of Perfumo Cyn Comment
  CAS-BOT-BC64522  Ailanthus altissima Ernest C. Twisselmann 1968-9-6 14920 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo Co. 670 Comment
  OBI69762  Allium fimbriatum var. fimbriatum D. R. Miller 1993-5-12 593 -3 San Luis Obispo Pine Mountain region. Almaden Mine, Almaden flats area 914 Comment
  OBI75718  Allium fimbriatum var. fimbriatum D. R. Miller, E. A. Appel, J. Butler, S. Hodges, C. Lawrence, H. Farmer, M & B Markwort 2011-5-28 511 .953 San Luis Obispo Rocky Butte/Pine Mt region Almaden Flats 850 Comment
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Jun 21 2012
  UC1215205  Allium fimbriatum var. fimbriatum Clare B. Hardham 1962-5-30 10 -238 San Luis Obispo Pozo Hi Mt. Santa Lucia Mountains, Pozo Hi Mt. Comment
  OBI21229  Allium haematochiton Neil Havlik 1967-5-22 67 San Luis Obispo 1 mi S of US 101, in Reservoir Cyn Comment
  UC1133807  Allium haematochiton C. M. Belshaw 1936-3-19 1666 San Luis Obispo 0.3 mi ne Adam's Ranch (plot 17); Nipomo Quadrangle Comment
  RSA15727  Allium haematochiton Carl B. Wolf 1929-4-13 3474 San Luis Obispo 1 mile north of San Luis Obispo. 152 Comment
  CAS-BOT-BC470930  Allium howellii var. howellii Clare B. Hardham 1958-4-28 3145 San Luis Obispo Alkali plain 2 miles north of Soda Lake. 609 Comment
  OBI21237  Allium lacunosum var. lacunosum Robert F. Hoover 1969-6-23 11388 San Luis Obispo Ridge NW of Cuesta Pass Comment
  CAS-BOT-BC472720  Allium lacunosum var. lacunosum R. F. Hoover 1947-5-12 7163 San Luis Obispo West base of Mt Bishop near San Luis Obispo Comment
  SBBG81851  Allium lacunosum var. micranthum C. F. Smith 1950-5-4 2755 San Luis Obispo between Creston and Simmler, N of La Panza Public Camp Comment
  SBBG97517  Allium peninsulare C. F. Smith 1991-4-9 12179 San Luis Obispo Crocker Grade near Carrizo Plain Comment
  OBI8522  Alnus rhombifolia Richard Vonarb 1978-11-24 9 San Luis Obispo Cal Poly, 3 acre lawn 46 Comment
  CDA13489  Amaranthus albus T. Kleemann 1997-10-28 s.n. San Luis Obispo Sandercock Transfer, 1708 Beach St. in town of San Luis Obispo. 0 Comment
  OBI56838  Amaranthus albus David J. Keil 1998-8-24 28029 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch along route to Big Rocks. 579 Comment
  OBI55367  Amaranthus californicus David J. Keil 1998-8-19 27936 San Luis Obispo 1.7 miles SE of junction with Hwy 58 along Pozo Rd. 329 Comment
  RSA221656  Amaranthus palmeri E. C. Twisselmann 1970-9-14 17502 San Luis Obispo T. Franklin Twisselmann Ranchgrounds, Choice Valley 640 Comment
  OBI66227  Amaranthus palmeri David J. Keil 1998-10-9 28148 San Luis Obispo Ca. 22 road miles w of New Cuyama along Hwy 166. Comment
  RSA164154  Amaranthus retroflexus E. C. Twisselmann 1963-8-23 8882 San Luis Obispo Dorothy Twisselmann Ranch 671 Comment
  CAS-BOT-BC13630  Ambrosia acanthicarpa Clare B. Hardham 1956-10-7 1434 San Luis Obispo Oak flat Comment
  CAS-BOT-BC61488  Ambrosia chamissonis David D. Keck 1933-5-5 2197 San Luis Obispo Morro Bay, on the strand Comment
  CAS-BOT-BC61489  Ambrosia chamissonis David D. Keck 1933-5-5 2197 San Luis Obispo Morro Bay, on the strand Comment
  RSA0020760  Ambrosia salsola Greg Wilvert 2005-4-17 274 San Luis Obispo S end of Quail Canyon. 761 Comment
  UC1296072  Amelanchier utahensis R. F. Hoover 1950-6-5 7980 San Luis Obispo ridge nw Cuesta Pass Comment
  UC573510  Amelanchier utahensis T. M. Hendrix 1937-6-6 257 San Luis Obispo 1.5 mi nw New District School; Adelaida Quad. 411 Comment
  OBI36956  Ammannia coccinea Eric Wise 1983-10-25 1850 San Luis Obispo Creston Lake, Approx 1/2 mi S of Creston Comment
  RSA129278  Ammophila arenaria H. C. Lee 1936-3-14 502 San Luis Obispo Oceano Beach. Arroyo Grande 6 Comment
  RSA586364  Amorpha californica D. A. Young, F. L. Johnson, Arline Young 1992-6-17 ROB 0045 San Luis Obispo Sulphur Spring road in middle of Area River Comment
  UC13280  Amorpha californica var. californica Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  UC573216  Amorpha californica var. californica T. M. Hendrix 1937-6-6 263 San Luis Obispo 1.5 mi nw New District School; Pozo Quadrangle 472 Comment
  CAS-BOT-BC222389  Amsinckia douglasiana Ernest C. Twisselmann 1954-3-8 859 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: near summit, 7 miles south of Cholame 579 Comment
  RSA0091227  Amsinckia gloriosa Francia Chisaki, Peter M. Ray 1952-4-4 2194 San Luis Obispo At a pair of white posts where a small wash runs under road in galvanized iron pipe (0.1 mile from cattle guard), 0.9 mile on road east of La Panza (B.M.). Comment
  OBI31718  Amsinckia intermedia Smeltzer, Turnquist 1982-4-12 20 San Luis Obispo On the SE side of Laguna lake Park from the roadway over to base of hill Comment
  RSA585848  Amsinckia intermedia G. Fred Hrusa 1995-5-28 12239 San Luis Obispo Black Butte Research Natural Area. SE base of Peak 3. 500 Comment
  UCR163607  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2005-3-25 9195 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  UC1178219  Amsinckia spectabilis Sherwin Carlquist 1952-4-4 San Luis Obispo 1.3 mi s of Oceano (s of Pismo Beach) Comment
  RSA0091064  Amsinckia spectabilis P. A. Munz 1926-6-9 10237 San Luis Obispo Morro. Comment
  RSA79999  Amsinckia spectabilis F. W. Peirson 1925-3-25 5678 San Luis Obispo Morro. Comment
  UCSB31065  Amsinckia tessellata Steele, R. 1977-1-30 San Luis Obispo Cuyama Valley on west side of Soda Lake road 16 miles north of Rt. 166 731 Comment
  JEPS86550  Amsinckia tessellata var. gloriosa Roy E. Buck 1988-3-28 842 San Luis Obispo .28 air km ese of Atascadero (wnw facing lower slope of canyon of Shell Creek, just above (s of) Fernandez Creek confluence, n end of La Panza Range); La Panza Range 426 Comment
  SEINET2445101  Anagallis arvensis David Keil 1988-7-2 20847 San Luis Obispo Morro Bay State Park. E of South Bay Blvd. Vicinity of old cement plant or on hill to NE. Comment
  OBI29079  Anaphalis margaritacea Karen Symonds 1982-7-25 30 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  OBI37339  Anemopsis californica Eric Wise 1981-6-7 450 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI64773  Anthemis cotula D. R. Miller, E. A. Appel 2005-6-25 605 .811 San Luis Obispo Pine Mtn Region. In front of lawn at 1st gate at end of San Simeon rd 549 Comment
  OBI66490  Anthriscus caucalis David J. Keil, with Kathleen A. Keil 1995-4-1 24710 San Luis Obispo Upper Los Berros Creek Rd. 1.7 road miles e of Dana Foothill Road. North of Nipomo. 152 Comment
  SEINET3929538  Antirrhinum kelloggii David Keil 1987-5-6 20135 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  OBI55226  Antirrhinum kelloggii Greg Frugoli 1997-4-7 29 San Luis Obispo Black Mtn rd, La Panza range, Los Padres NF (hwy 58 burn area) 841 Comment
  JEPS83286  Antirrhinum multiflorum David M. Thompson 1983-8-6 396 San Luis Obispo 4.0 mi up Branch Creek Rd from Rock Front Ranch entrance on Hwy 166 (Branch Creek Rd (USFS Road 30S02), Rock Front Ranch is 10 mi e of Tepusquet Road junction); Branch Mt. Quad. (15', 1951) 426 Comment
  SBBG94131  Antirrhinum multiflorum T. J. Ayers, S. A. Junak, D. Shaw -May-1989 722 San Luis Obispo 2.2 mi E of US Hwy 101 at Cuesta Pass on E Cuesta Ridge Rd 624 Comment
  OBI66366  Antirrhinum multiflorum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26248 San Luis Obispo Los padres national forest. la panza mountains. ca. 1 mile northwest of queen bee campground. 725 Comment
  OBI54000  Antirrhinum ovatum Clifton F. Smith 1991-6-25 12215 San Luis Obispo At crest of hill along road between Cuyama Valley and Carrizo Plain, in western part of Caliente Mountain ridge 1372 Comment
  SBBG103515  Antirrhinum ovatum C. F. Smith 1993-6-2 12466 San Luis Obispo rd near summit of Caliente Range, S of jct of rd to Caliente Mtn and rd to Carrizo Plain Comment
  JEPS52085  Antirrhinum ovatum Donald J. Bedell 1965-8-6 113 -1 San Luis Obispo hills e summit of Palo Prieto Canyon 701 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
  JEPS75943  Apera spica-venti Charles J. Evans 1975-11-2 75053 San Luis Obispo 25.5 mi. on Hwy. 166 w. of New Cuyama 423 Comment
  UC1583672  Aphanes occidentalis David Keil 1986-3-22 19097 San Luis Obispo 2.7 mi se Shell Creek Road junction with Highway 58 (along Highway 58) 487 Comment
  OBI60643  Apiastrum angustifolium David J. Keil 1986-4-13 19157 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI80712  Apiastrum angustifolium David J. Keil 1992-4-12 22829 San Luis Obispo Laguna Lake City Park 170 Comment
  UC454523  Apiastrum angustifolium I. J. Condit 1910-5-14 San Luis Obispo Osos Valley Comment
  CDA24196  Aquilegia eximia T. C. Fuller 1962-7-19 9242 San Luis Obispo Perfumo Canyon Road, 1.7 miles west of junction with Los Osos Valley Road, ca. 6 miles southwest of San Luis Obispo. 0 Comment
  UC1121462  Arctostaphylos T. M. Hendrix 1939-5-7 1012 San Luis Obispo 1.1 mi nw New District School; Pozo Quadrangle Comment
  JEPS98866  Arctostaphylos Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1773 San Luis Obispo on top of Los Osos Mesa 60 Comment
  SEINET11984899  Arctostaphylos crustacea Unknown 1965-1 470 San Luis Obispo ca 0.5 mi E of road, summit See Canyon Comment
  OBI83346  Arctostaphylos cruzensis G. Butterworth 2017-1-27 1006 San Luis Obispo Cambria Pines Ecol. Reserve, Westside Trail 122 Comment
  CAS-BOT-BC23314  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1964-1-11 8622 San Luis Obispo Ridge west of bend of Lopez canyon, in shale. Comment
  CAS-BOT-BC23316  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8605 San Luis Obispo Trail to Machesna Mt., La Panza Range. Comment
  RSA735802  Arctostaphylos glauca Steve Boyd 2007-2-17 11714 San Luis Obispo Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  SBBG18046  Arctostaphylos glauca C. B. Hardham 1962-5-30 10239 San Luis Obispo Pozo, Hi Mtn Comment
  CAS-BOT-BC39207  Arctostaphylos glauca Gary D. Wallace 1974-11-29 1326 b San Luis Obispo Near the coast south of the course of Arroyo de la Cruz on the grounds of the Hearst Ranch. 182 Comment
  RSA252140  Arctostaphylos glauca Gary D. Wallace 1974-12-7 1335 San Luis Obispo Santa Lucia Mtns. just NW of Pozo along the road by Toro Creek. 433 Comment
  SBBG44620  Arctostaphylos glauca L. W. Edge 1972-4-5 114 San Luis Obispo Willow Crk Rd near Adelaida Comment
  OBI25472  Arctostaphylos hookeri subsp. hearstiorum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 14016 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
  OBI25978  Arctostaphylos hookeri subsp. hearstiorum David J. Keil 1981-5-16 14625 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI66769  Arctostaphylos hookeri subsp. hearstiorum Austin P. Griffiths, G. F Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo At SW rim of Arroyo de la Cruz, E of hwy 1 Comment
  SEINET11996210  Arctostaphylos hookeri subsp. hearstiorum W. Knight, Knight, I.; Wells, P. V. 1989-1 6428 San Luis Obispo park at S bridge abutment over Arroyo de la Cruz & hike up hill to chaparral patches, E side of Hwy1 76 Comment
  OBI14665  Arctostaphylos hooveri Robert F. Hoover 1964-5-15 8892 San Luis Obispo Pine Top Mt Comment
  RSA632961  Arctostaphylos luciana Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24352 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  SFV12229  Arctostaphylos luciana R. Gankin 1966-2-17 665 San Luis Obispo About 2 miles east of Cuesta Pass off Highway 101. Comment
  HSC91756  Arctostaphylos morroensis Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro, along Eastern Boundary Trail Comment
  OBI14622  Arctostaphylos morroensis Robert F. Hoover 1964-1 San Luis Obispo Comment
  UCD52477  Arctostaphylos morroensis A. E. Wieslander 1936-2-25 606 San Luis Obispo N. of Hazard Canyon. 152 Comment
  UCR41019  Arctostaphylos morroensis R. J. Rodin 1969-4-7 8344 San Luis Obispo Central Coast, 0.5 mi from ocean at south end of Morro Bay 24 Comment
  CAS-BOT-BC40114  Arctostaphylos morroensis Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Morro Bay - Haynes ranch 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
  OBI33391  Arctostaphylos morroensis David J. Keil, V. L. Holland 1980-1 San Luis Obispo Comment
  RSA661845  Arctostaphylos morroensis Austin P. Griffiths 1981-11-7 s.n. San Luis Obispo Massive colonies along S slope of crest of ridge and down draws on S ridge of Hazard Canyon, ca. 2 mi. E of Pecho Road. 183 Comment
  CAS-BOT-BC39866  Arctostaphylos obispoensis R. F. Hoover 1958-3-26 8434 San Luis Obispo Ridge of Santa Lucia Mts. NW of Cuesta Pass. 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
  SBBG11841  Arctostaphylos obispoensis C. B. Hardham 1961-5-18 7122 San Luis Obispo 4 mi W of Ocean View Mine, edge of former Sargent cypress grove, between Pine Mtn and Burnett Pk 762 Comment
  UCR108325  Arctostaphylos obispoensis L. C. Wheeler 1960-9-11 7791 San Luis Obispo Central Western/Outer S Coastal Ranges, Santa Lucia Mountains: Summit of Cypress Mountain Comment
  JEPS99273  Arctostaphylos obispoensis Clare B. Hardham 1961-5-12 7124 San Luis Obispo E of Cerro Alto (along road to Cypress Grove); Santa Lucia Mountains 609 Comment
  SBBG44627  Arctostaphylos obispoensis L. W. Edge 1972-4-4 113 San Luis Obispo ca. 4 mi below Cerro Alto Camp on St Hwy 41 Comment
  SEINET11987268  Arctostaphylos obispoensis J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4100 San Luis Obispo Strybing Arboretum, Golden Gate Park, San Francisco from Coulter's Nursery Comment
  UC1424958  Arctostaphylos obispoensis Gary D. Wallace 1974-11-23 1319 San Luis Obispo along Hwy 41 at mile post 6 mi from Moro Bay (between Atascadero and Moro Bay); Santa Lucia Mts. 182 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
  OBI71455  Arctostaphylos pechoensis David J. Keil 1999-3-23 28231 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  RSA233125  Arctostaphylos pechoensis W. R. Dudley 1912-4-5 s.n. San Luis Obispo Pecho Mountains head of Wild Cherry Canyon Comment
  UCR1343  Arctostaphylos pechoensis Frank C. Vasek 1960-4-9 600409- 20 San Luis Obispo 1.5 mi west of barn on Pecho Ranch, 6.3 mi SW of Los Osos, on dirt road about 11 miles along the road south of Los Osos 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
  UCR25455  Arctostaphylos pechoensis var. viridissima Michael J. Kelly 1975-3-27 045 San Luis Obispo Central Coast, left side of See Canyon Road, 4 mi from San Luis Bay Drive off of Hwy 101 183 Comment
  OBI14562  Arctostaphylos pilosula Mrs. Robert F. Hoover 1962-1-13 9 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC44393  Arctostaphylos pilosula R. F. Hoover 1963-5-2 8552 San Luis Obispo Summit of La Panza Range east of Pozo Comment
  OBI14525  Arctostaphylos rudis Robert F. Hoover 1964-2-3 8630 San Luis Obispo 2 mi S of Berros on Nipomo Mesa Comment
  RSA141757  Arctostaphylos tomentosa subsp. crustacea Clare B. Hardham 1958-3-4 2858 San Luis Obispo Cambria Comment
  UC1120105  Arctostaphylos tomentosa subsp. crustacea A. E. Wieslander 1935-2-24 531 San Luis Obispo head of canyon Port San Luis Quadrangle, Davis Canyon Comment
  SBBG114029  Arenaria paludicola A. Parikh, N. Gale 2001-6-30 SLO- 10 San Luis Obispo N side of northern lobe of Oso Flaco Lake 4 Comment
  OBI16784  Argyranthemum frutescens Richard Anderson 1964-2-15 3 San Luis Obispo 1341 Sydney St, San Luis Obispo Comment
  OBI38078  Arnica discoidea David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18696 San Luis Obispo Ca. 4 mi from Calif rte 1 along San Simeon Crk rd, near Rocky Butte lookout Comment
  OBI17071  Artemisia biennis Robert F. Hoover 1946-11-17 6557 San Luis Obispo Corbett cyn, N of Arroyo Grande Comment
  CDA11281  Artemisia californica G. F. Hrusa, D. Ragan 1994-11-19 12010 San Luis Obispo Los Padres National Forest; Cuesta Ridge East. S end of access Rd. to Mt. Lowe, Black Butte. Comment
  CAS-BOT-BC84876  Artemisia californica Alice Eastwood 1927-7-29 14947 San Luis Obispo Morro Sands Comment
  OBI31959  Artemisia douglasiana David J. Keil, Melissa Luckow 1981-7-3 14951 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
  UC29691  Artemisia douglasiana Mrs. Blochman 1893-1-1 San Luis Obispo Comment
  UCR157975  Artemisia dracunculus George K. Helmkamp, E. A. Helmkamp 1998-6-30 4217 San Luis Obispo South Coast Range, Alamo Creek Rd, 0.9 mile north of Calif. Hwy 166, near Twitchell Reservoir 320 Comment
  UC1928007  Artemisia tridentata subsp. parishii David Keil 1998-10-9 28166 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. Comment
  OBI20509  Asclepias californica Robert F. Hoover 1950-5-7 7894 San Luis Obispo Between Rocky Butte & Pine Mt, Santa Lucia Range Comment
  UCR103973  Asclepias californica George K. Helmkamp 1997-6-21 2067 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  UC566930  Asclepias eriocarpa H. L. Mason 1929-10-12 5495 San Luis Obispo 9 1/2 mi w Atascadero; Morro Creek Comment
  OBI75289  Asclepias fascicularis Michael Walgren 2011-8-11 248 San Luis Obispo San Carpoforo Crk west of Hwy 1 Comment
  OBI23426  Asclepias fascicularis Andrew Rybak 1972-8-25 1 San Luis Obispo Near RR tracks Comment
  RSA121910  Asclepias fascicularis G. T. Nordstrom 1937-6-16 1348 San Luis Obispo 3.5 miles East of Lime Mountain 259 Comment
  SBBG82042  Asclepias vestita C. F. Smith 1950-5-4 2774 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  RSA133274  Asparagus officinalis Clare B. Hardham 1958-9-19 3858 San Luis Obispo Atascadero Creek, Atascadero Comment
  SBBG94421  Aspidotis californica R. J. Rodin 1958-4-4 6208 San Luis Obispo Bishop Peak Comment
  CDA4635  Aster chilensis Clare B. Hardham 1963-9-14 10928 San Luis Obispo Villa Creek. Comment
  UCR123553  Aster lanceolatus subsp. hesperius George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5342 A San Luis Obispo Central Coast, Montana de Oro State Park 61 Comment
  OBI80899  Astragalus asymmetricus George Butterworth 2015-7-21 980 San Luis Obispo Above Jenks Spring 664 Comment
  CDA26638  Astragalus curtipes C. C. Wilson 1940-4-11 San Luis Obispo Rancho El Suey, near Santa Maria. 0 Comment
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Apr 29 2014
  OBI33277  Astragalus curtipes David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel and Richard Pimentel 1982-3-13 15719 San Luis Obispo Pennington Crk Bio Reserve, W of San luis Obispo Comment
  POM16144  Astragalus curtipes R. W. Summers 1882-1-23 7782 San Luis Obispo [Unspecified] Comment
  CDA26655  Astragalus didymocarpus C. Agbashian Apr 1937 San Luis Obispo Calif. Polytech. 0 Comment
  CAS-BOT-BC182355  Astragalus didymocarpus var. didymocarpus R. F. Hoover 1952-4-8 8081 San Luis Obispo La Panza district Comment
  JEPS54594  Astragalus douglasii W. L. Jepson 1932-4-2 16191 San Luis Obispo Cholame Cholame (e San Luis Obispo Co.) 354 Comment
  RSA43229  Astragalus douglasii Robert F. Hoover 1947-3-30 6813 San Luis Obispo Calf Canyon. Comment
  SD25191  Astragalus douglasii Frank F. Gander 1939-5-15 7530 San Luis Obispo Cottonwood Pass. Comment
  UC454663  Astragalus douglasii I. J. Condit 1910-3-28 San Luis Obispo La Panza Comment
  UC81297  Astragalus douglasii L. Jared San Luis Obispo Comment
  CAS-BOT-BC182913  Astragalus douglasii R. F. Hoover 1947-4-2 6866 San Luis Obispo Upper Arroyo Grande, 6 mi. above County Park Comment
  JEPS54604  Astragalus douglasii W. L. Jepson 1931-6-4 15890 San Luis Obispo Grant Lake Palo Prieto Pass, Grant Lake (Palo Prieto Pass, se San Luis Obispo Co.) 609 Comment
  RSA0043079  Astragalus gambelianus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6396 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  CAS-BOT-BC187541  Astragalus macrodon Roxana S. Ferris 1939-5-23 9756 San Luis Obispo About 4 miles east of Templeton 426 Comment
  RSA164332  Astragalus macrodon Clare B. Hardham 1959-5-6 4405 San Luis Obispo 1 mile east of Bee Rock. Comment
  POM257196  Astragalus nuttallii E. Crum 1939-5-28 2091 San Luis Obispo Mouth of San simeon Creek, 4 miles north of Cambria 15 Comment
  UCD105138  Astragalus nuttallii Ernest C. Twisselmann 1959-5-6 5200 San Luis Obispo San Luis Obispo County: Santa Lucia Range: Highway 1 at San Carpoforo Creek. 22 Comment
  CAS-BOT-BC186518  Astragalus nuttallii var. nuttallii David D. Keck 1933-5-4 2181 San Luis Obispo Cambria Comment
  SBBG14965  Astragalus nuttallii var. nuttallii E. R. Blakley 1960-7-2 3507 San Luis Obispo between the ocean and Oso Flaco Lake 6 Comment
  CAS-BOT-BC194111  Astragalus pomonensis W. R. Dudley 1902-4-2 s.n. San Luis Obispo Cambria Comment
  UCR6706  Astragalus trichopodus Saul Frommer, Susan Frommer 1967-2-5 s.n. San Luis Obispo Central Coast, Cambria, behind Sunset View Motel Comment
  SBBG3148  Astragalus trichopodus var. phoxus C. B. Hardham 1958-5-10 1953 San Luis Obispo Willow Crk near Mennonite Church Comment
  CAS-BOT-BC199110  Astragalus trichopodus var. phoxus Clare B. Hardham 1957-5-10 1953 San Luis Obispo C. H., Montgomery Ranch, Willow Creek - Santa Lucia Mountains Comment
  OBI15188  Athysanus pusillus Robert F. Hoover 1967-4-5 10351 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 Comment
  SBBG112691  Athysanus pusillus C. B. Hardham 1963-3-3 10529 San Luis Obispo Nacimiento River 365 Comment
  OBI79002  Athysanus unilateralis David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. T29S R18E Section 8. Comment
  OBI76842  Atriplex argentea var. expansa George Butterworth 2012-9-18 876 San Luis Obispo Carrizo Plain National Monument. Soda Lake Rd S of Simmler rd 597 Comment
  CDA17739  Atriplex californica Austin Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes; Ca. 3 mi. S of Oso Flaco Ck. Comment
  JEPS34365  Atriplex californica Rimo Bacigalupi and L. R. Heckard 1963-4-21 8840 San Luis Obispo ca 6.5 mi nw Point San Luis (between Crowbar Canyon and Diablo Canyon, on rocks jutting out of coastal terrace at Lion Rock, along coast; ...(on hills back of coastal plain)); Lion Rock, bet Crowbar Canyon and Diablo Canyon 22 Comment
  UC2027052  Atriplex canescens Greg Wilvert 2005-5-4 385 San Luis Obispo Southeast Half of the Caliente Range: Canyon to the E of Quail Canyon Comment
  RSA0077162  Atriplex cordulata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-3 3191 San Luis Obispo Carrizo Plain National Monument: south end of Soda Lake, approx. 0.2 mi E of Soda Lake Rd. 589 Comment
  OBI73432  Atriplex fruticulosa David J. Keil 2010-6-1 30838 San Luis Obispo Carrizo Plain. South of Belmont Trail, east of where drainage crosses road between Delray Road and Cochise Road. 590 Comment
  OBI59720  Atriplex lentiformis George Butterworth 1997-7-31 147 San Luis Obispo Caliente Mtn area beside Morales Ridge Rd. 4.6 mi S of road T (at Caliente Ridge) 975 Comment
  SBBG101946  Atriplex lentiformis subsp. lentiformis C. F. Smith 1965-10-7 9093 San Luis Obispo Hwy 166 above Twitchell Reservoir, E of Santa Maria Comment
  RSA43042  Atriplex leucophylla Robert F. Hoover 1946-7-21 6242 San Luis Obispo North end of Morro Bay Comment
  RSA648952  Atriplex patula Smeltzer, Turnquist 1982-7-28 206 San Luis Obispo Northern foot trail in Laguna Lake Park. Comment
  OBI77928  Atriplex polycarpa Robert F. Hoover 1966-10-8 10145 San Luis Obispo Pass at SE end of Carrizo plain Comment
  OBI70488  Atriplex prostrata Larry Kelly, David J. Keil 1988-10-1 298 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI59987  Atriplex rosea George Butterworth 1997-7-3 138 San Luis Obispo T31S, R20E, S29. 40 yds S of Simmler rd, 150 yds E of Soda Lake Rd 584 Comment
  UC1136332  Atriplex semibaccata C. M. Belshaw 1936-3-28 1750 San Luis Obispo 0.4 mi nw Cayucos; Cayucos Quad., nw of Cayucos Comment
  UCD97723  Atriplex semibaccata Ernest C. Twisselmann 1958-10-24 4886 San Luis Obispo San Luis Obispo County: San Andreas Fault at the summit of Palo Prieta Canyon. 701 Comment
  OBI17265  Atriplex vallicola Robert F. Hoover 1946-6-2 6140 San Luis Obispo 1 mi S of Simmler, Carrizo Plain 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
  UCR140089  Avena barbata George K. Helmkamp 2004-2-29 8319 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi NW of Division St. 116 Comment
  CAS-BOT-BC145966  Avena fatua Ernest C. Twisselmann 1954-4-12 1037 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch. 579 Comment
  JEPS116487  Avena fatua Alice Le Duc 1999-5-13 400 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  UC1953800  Baccharis glutinosa David Keil 1988-7-2 20839 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. vicinity of old cement plant or on hill to northeast. Comment
  UCR93340  Baccharis glutinosa F. M. Reed 1928-8-22 6116 San Luis Obispo South Coast, beach bluffs south of Morro Bay Comment
  OBI38218  Baccharis glutinosa Eric Wise 1981-6-26 693 San Luis Obispo Drainage ditch at E entrance to Cambria Air Force Station. 5.6 mi S of Cambria w of Hwy 1 Comment
  SBBG34871  Baccharis glutinosa Mrs. R. W. Summers -Oct-1886 San Luis Obispo edge of San Luis Obispo city Comment
  OBI6229  Baccharis pilularis subsp. consanguinea D. Waive Stager 1972-9-11 58 San Luis Obispo N of Shark's inlet close to shore Comment
  UCR119858  Baccharis pilularis subsp. consanguinea David J. Keil 1986-10-13 19783 San Luis Obispo Central Coast, Sweet Springs Marsh area on southern shore of Morro Bay 5 Comment
  OBI62147  Baccharis pilularis subsp. consanguinea P. A. Holden 1968-9-28 587 San Luis Obispo Growing on summit of Cuesta ridge along road to TV tower Comment
  OBI38491  Baccharis salicifolia Eric Wise 1983-2-17 1638 San Luis Obispo Alamo Creek near Twitchell Res. Slow flowing stream in summer subject to severe flooding Comment
  UC30393  Baccharis salicifolia subsp. salicifolia Prof. Brewer 1862-1 186 San Luis Obispo Clayton Creeks Comment
  OBI79239  Barbarea orthoceras David J. Keil 2012-4-23 31307 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  OBI80821  Barbarea orthoceras David J. Keil, with Kathleen Keil 1990-4-7 21372 San Luis Obispo 3 miles from Highway 58 along Hwy 229 south of Creston 365 Comment
  SEINET3148010  Barbarea vulgaris var. arcuata R. W. Summers 1886-3-17 909 San Luis Obispo Springton, San Luis Mt. Comment
  UCD122098  Bellardia trixago G. F. Hrusa 1995-6-21 12403 San Luis Obispo San Luis Obispo County: S base of Hollister Peak near homestead. 75 Comment
  OBI20547  Berberis pinnata subsp. pinnata Neil Havlik 1968-2-22 81 San Luis Obispo 100 yds N of hwy 46, on a famr 1.3 mi E of Cabria. Comment
  OBI9014  Berula erecta Robert F. Hoover 1946-9-14 6379 San Luis Obispo Trout Crk near Santa Margarita Comment
  OBI9016  Berula erecta Robert F. Hoover 1965-9-18 9573 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  UC771663  Berula erecta R. F. Hoover 1946-9-14 6379 San Luis Obispo near Santa Margarita (Trout Creek); Trout Creek Comment
  SBBG55612  Blepharizonia plumosa subsp. viscida D. Keil 1980-9-19 14222 San Luis Obispo ca. 5 mi N of St Hwy 58 along Shell Crk Rd, just S of Cyn Ranch Comment
  UC1392817  Bloomeria crocea R. F. Hoover 1969-6-3 11361 San Luis Obispo Upper Cammatti Creek Comment
  OBI71006  Bowlesia incana G. F. Hrusa 2000-4-13 15348 San Luis Obispo Carrizo Plains Natural Area. Goat Springs Pasture, W of KCL Ranch campgound 732 Comment
  SBBG96097  Boykinia occidentalis D. Keil 1983-9-10 17953 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCR42888  Brachypodium distachyon E. A. Wise 1984-7-21 2056 San Luis Obispo Central Coast, Arroyo Laguna 1-2 km from the ocean. Site #2 - c. 100 yards closer to the ocean than site #1. Comment
  CAS-BOT-BC145410  Brachypodium distachyon Clare B. Hardham 1960-6-3 5992 San Luis Obispo Santa Lucia Mountains. Cuesta Sargent Cypress Forest. Comment
  UC1126852  Brassica nigra H. C. Lee 1937-5-28 1013 San Luis Obispo 1 mi w of Paso Robles. 335 Comment
  OBI80396  Brassica rapa Amber Sharpe 2015-1-31 1 San Luis Obispo Bob Jones Trail, Avila Beach 38 Comment
  OBI72329  Brickellia californica Anthony Baniaga, Theo Fitanides 2010-5-16 200 San Luis Obispo Tierra Redonda Mtn BLM ACEC. Base of SSW facing sasndstone cliff. 518 Comment
  CAS-BOT-BC145498  Briza maxima John Thomas Howell 1964-6-30 40878 San Luis Obispo Cambria. Comment
  OBI22478  Briza maxima Carl B. Wolf 1941-7-12 10989 San Luis Obispo Along Coast at Washington School, 1 mi N Pt. Sierra Nevada 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
  SEINET3921277  Briza maxima David B. Dunn, Brown 1946-5-17 2643 San Luis Obispo With 200 ft. of the ocean and 12.6 miles North of San Simeon on Hwy. 1.; 0 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
  UC1130929  Briza minor G. T. Nordstrom 1937-4-29 1158 San Luis Obispo 0.5 mi nw Josephine School (Plot 128); Adelaida Quadrangle Comment
  UCR91706  Briza minor George K. Helmkamp 1996-5-24 1043 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  SBBG81848  Brodiaea jolonensis C. F. Smith 1950-5-4 2757 San Luis Obispo between Creston and Simmler, N of La Panza Public Camp Comment
  CAS-BOT-BC484537  Brodiaea jolonensis Clare B. Hardham 1956-6-6 920 San Luis Obispo 7X Ranch 609 Comment
  OBI62819  Bromus arenarius Eben McMillan 1952-5-2 88 San Luis Obispo Choice Valley 1 mi S, 8 mis E of Shandon Comment
  CAS-BOT-BC148964  Bromus carinatus var. carinatus R. F. Hoover 1947-4-18 6952 San Luis Obispo Mouth of San Simeon Creek on bluff above beach. Comment
  OBI79936  Bromus catharticus David J. Keil 2013-7-27 31844 San Luis Obispo Montana de Oro State Park. Hazard Canyon at Pecho Valley Road 15 Comment
  UCR131915  Bromus catharticus George K. Helmkamp 2003-11-22 8223 San Luis Obispo Central Coast, base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande 15 Comment
  RSA750497  Bromus catharticus D. R. Miller 1993-9-1 993 -49 San Luis Obispo Fence corner (pastures) near farm at 3 ranch. 366 Comment
  SBBG19089  Bromus diandrus C. B. Hardham 1960-4-2 5283 San Luis Obispo Cambria Comment
  UCD58588  Bromus diandrus Elise Jackson 1993-4-3 37 San Luis Obispo San Luis Obispo Co.: Carrizo Plain. Comment
  CAS-BOT-BC155729  Bromus diandrus Ernest C. Twisselmann 1969-4-24 15178 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  CAS-BOT-BC155598  Bromus grandis R. F. Hoover 1964-6-12 9076 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  OBI80630  Bromus hordeaceus David J. Keil 1992-1 22965 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  SBBG95669  Bromus hordeaceus J. Eliot 1986-5-21 35 San Luis Obispo 1 mi W of TV Tower Rd off US Hwy 101 N of San Luis Obispo Comment
  UC1131053  Bromus hordeaceus C. M. Belshaw 1936-3-23 1698 San Luis Obispo 1.9 mi sw of Hollister Peak 18 Comment
  OBI45258  Bromus hordeaceus Francis X. Villablanca 1986-5-17 42 San Luis Obispo .5 mi S of Ardath St. .5 mi W of Pineridge Rd SW facing cyn. First slope from beach Comment
  CAS-BOT-BC162300  Bromus madritensis John Thomas Howell 1958-5-21 33030 San Luis Obispo Paso Robles. Comment
  OBI22394  Bromus madritensis subsp. rubens Russell Gorman 1956-4-6 41 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI2559  Bromus madritensis subsp. rubens Larry E. Brown 1970-3-17 1748 San Luis Obispo Along the Los Osos Valley rd near Baywood Park Comment
  OBI69232  Bromus madritensis subsp. rubens LynneDee Oyler, David J. Keil and K. Foustini 1990-4-26 1096 San Luis Obispo Nipomo Dunes. UNOCAL pipeline that runs N-S through dunes. Especially low zones and dune slack areas Comment
  UCD59649  Bromus rubens W. A. Peterson 1937-5-3 794 San Luis Obispo San Luis Obispo County: 4 miles N of La Panza. 533 Comment
  OBI35795  Bromus sitchensis Allison Berry 1984-5-8 173 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  UCD57735  Calamagrostis rubescens Collector unknown 1953-10-26 San Luis Obispo San Luis Obispo County. Comment
  OBI17758  Calandrinia ciliata Dave Imper 1977-4-6 95 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  OBI31691  Calandrinia ciliata Smeltzer, Turnquist 1982-4-12 24 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI3938  Calandrinia ciliata Elizabeth Rudd 1971-2-27 162 San Luis Obispo 3 mi N of Santa Margarita 305 Comment
  OBI31270  Calandrinia ciliata Joy Nishida, Melissa Luckow 1983-3-10 545 San Luis Obispo American Cyn. 1.8 mi S of Amer Cyn campground 506 Comment
  UC455902  Calendula officinalis I. J. Condit 1908-6-6 San Luis Obispo roadside near Edna Comment
  UC1928092  Callitriche heterophylla David Keil 2002-4-4 29782 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 N, 120.6199 W Comment
  SBBG95834  Callitriche longipedunculata D. Keil 1986-3-22 19071 San Luis Obispo N of Soda Lake, 2.4 mi E of Soda Lake Rd on Belmont Trail 579 Comment
  OBI79518  Calochortus albus Michael Walgren 2014-5-16 417 San Luis Obispo Rocky Butte, inland of San Simeon Point in the north coastal county. Scattered plants occur on a north facing slope of grassland on both sides of the dirt road leading to Rocky Butte from Hearst Castle. 494 Comment
  UC1134436  Calochortus albus H. C. Lee 1936-5-5 583 San Luis Obispo 1/3 mi s Musick; San Luis Obispo National Forest, Nipomo Quad. 381 Comment
  OBI69804  Calochortus clavatus D. R. Miller 1993-5-29 593 -22 San Luis Obispo PIne Mt Region, on grassy ridge W of Pico falls 549 Comment
  UCD105572  Calochortus clavatus var. clavatus Robert E. Preston 2010-5-19 2783 San Luis Obispo San Luis Obispo County: Temblor Range, 5.2 mi ENE of Simmler. 998 Comment
  OBI25254  Calochortus clavatus var. recurvifolius Kathleen and Gaylord Jones, Gaylord Jones 1978-6-18 s.n. San Luis Obispo 1.8 mi N of Arroyo de la Cruz via present Hwy 1, N of Piedras Blancas Lighthouse Comment
  CAS-BOT-BC492536  Calochortus luteus Clare B. Hardham 1956-5-30 789 San Luis Obispo Plants of the Santa Luica Mountains, Vitamin D Ranch Comment
  CDA11643  Calochortus obispoensis G. F. Hrusa, T. D. Wilfred 1995-6-19 12343 San Luis Obispo Santa Lucia Mountains; Cuesta Ridge West. Comment
  JEPS17778  Calochortus obispoensis Rhoda Reed 1915-6-7 San Luis Obispo Upper Reservoir Canyon Comment
  OBI32285  Calochortus uniflorus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14436 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  UC3490 Image available Calochortus venustus Carl Purdy 1821-1 San Luis Obispo Paso Robles Comment
  SD241934  Calyptridium monandrum Dean Wm. Taylor 1994-6-16 14399 San Luis Obispo Nipomo Mesa: (ca. 2 air miles WNW of Highway 101 at Nipomo); cacant lots of partially developed subdivision along Willow Road 0.2 mile N of junction with Pomeroy Road (opposite 1111 Willow Road). Comment
  CAS-BOT-BC221411  Calystegia longipes Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9451 San Luis Obispo On State Highway #178 along Salinas River 10 miles east of Santa Margarita Comment
  OBI57548  Calystegia longipes David J. Keil 1998-6-10 27769 San Luis Obispo Los Padres National Forest. Black Mountain Rd., 0.2-0.3 miles above (NW) junction with Navajo Rd. Comment
  HSC92018  Calystegia macrostegia subsp. cyclostegia Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  OBI15312  Calystegia macrostegia subsp. cyclostegia B. W. & T. W., T. W. 1967-4-4 s.n. San Luis Obispo Perfumo Canyon Comment
  OBI15321  Calystegia macrostegia subsp. cyclostegia Robert F. Hoover 1964-6-13 9093 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI51785  Calystegia macrostegia subsp. cyclostegia R. Mike Arens 1994-5-22 79 San Luis Obispo Cal Poly campus. In Poly canyon near Botanical Garden foot bridge 152 Comment
  CHSC114056  Calystegia macrostegia subsp. intermedia Richard R. Halse 2012-3-26 8438 San Luis Obispo Along State Hwy. 1 at the north edge of Cayucos, by exit 285. 29 Comment
  OBI25030  Calystegia malacophylla David J. Keil 1980-4-26 13841 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI66361  Calystegia malacophylla David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26253 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
  OBI59533  Calystegia malacophylla David J. Keil, with V. L. Holland 1999-5-4 28307 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  CHSC70512  Calystegia malacophylla subsp. pedicellata R. A. Schlising; L. Bellue 1973-5-13 3093 San Luis Obispo E of Pozo; just NE of Pozo Summit (and 10.2 mi W of junction with Hwy 58 below La Panza) 807 Comment
  RSA13234  Calystegia malacophylla subsp. pedicellata Gale Sphon 1959-6-7 365 San Luis Obispo on Hwy 178 4 miles W of La Panza Campground, Los Padres National Forest Comment
  RSA522498  Calystegia purpurata David J. Keil 1986-5-13 19444 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout. 945 Comment
  UC1583764  Calystegia purpurata subsp. purpurata David Keil with Rhonda Riggins, Richard Pimentel, Michael Stiles and Joanna Tomassacci 1987-5-17 20164 -1 San Luis Obispo Cuesta East past end of road along fire trail in area burned by both the Gay Mountain fire and the Las Pilitas fire , Cuesta East (Los Padres National Forest) Comment
  OBI66850  Calystegia subacaulis subsp. episcopalis David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29591 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  UCR248163  Calystegia subacaulis subsp. episcopalis David J. Keil 1988-6-12 27786 San Luis Obispo Central Coast, Morro Bay State Park. Park Ridge area west of Hollister Peak, near Quarry Trail Comment
  CAS-BOT-BC436436  Calystegia subacaulis subsp. episcopalis John Thomas Howell 1964-6-29 40824 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  SBBG109771  Camissonia C. B. Hardham 1957-6-22 2294 San Luis Obispo 1.1 mi N of intersection of Park Hill and Calf Cyn Rd Comment
  UCR61720  Camissonia campestris George K. Helmkamp 1990-4-19 s.n. San Luis Obispo Central Coast Ranges, 18 mi east of Santa Margarita on State Hwy 58 473 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
  RSA0115044  Camissonia cheiranthifolia Lyman Benson 1963-5-5 16261 San Luis Obispo Oso Flaco Lake; sand dunes near Guadalupe. 7 Comment
  POM32459  Camissonia cheiranthifolia subsp. cheiranthifolia J. E. Roadhouse 1905-05 432 San Luis Obispo [No location information on label.] Comment
  POM262019  Camissonia cheiranthifolia subsp. cheiranthifolia I. L. Wiggins 1929-4-16 3625 San Luis Obispo 4 mi N of Moro. Comment
  SBBG4926  Camissonia contorta C. B. Hardham 1958-4-20 3054 San Luis Obispo Atascadero Comment
  OBI81110  Camissonia contorta Jason Dart, A. Weichert, G. Hind 2010-5-19 398 -H19 San Luis Obispo Hind River Ranch, west side of Salinas River along the dirt entrance road parallelling Crescent Lake, approximately 1.25 miles east of the intersection of Highway 58 and Pozo Road 334 Comment
  RSA186764  Camissonia contorta Peter H. Raven 1963-5-5 18303 San Luis Obispo 1.8 miles west of Bee Rock Comment
  RSA0004543  Camissonia hardhamiae Peter H. Raven 1963-5-5 18315 San Luis Obispo Calf Canyon 3.7 miles northeast of Santa Margarita. Comment
  RSA682346  Camissonia hirtella Scott D. White, Ken McDonald 2001-5-9 8502 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI11910  Camissonia strigulosa Dave Imper 1977-4-7 114 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  OBI69994  Camissonia strigulosa David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake Rd on ranch managed by the Nature Conservancy Comment
  UC454566  Camissonia strigulosa I. J. Condit 1908-4-4 San Luis Obispo sand hills Pecho Comment
  OBI35313  Camissoniopsis cheiranthifolia Helen Jones 1982-8-7 99 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC160314  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1946-8-4 6273 San Luis Obispo North end of Morro Bay Comment
  UC55692  Camissoniopsis micrantha Mrs. R. W. Summers 1886-2-21 San Luis Obispo Oso Flaco Sand Hills Comment
  SBBG109246  Campanula griffinii C. B. Hardham 1961-4-17 6840 San Luis Obispo Pine Mtn 1005 Comment
  OBI40726  Cardamine californica David J. Keil, Dirk Walters 1986-5-2 19335 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  RSA128459  Cardamine californica var. integrifolia Clare B. Hardham 1957-3-20 1551 San Luis Obispo York Mountain, W of Templeton. Comment
  UCR121776  Cardionema ramosissimum George K. Helmkamp 2002-4-20 7467 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  UCR91806  Carduus pycnocephalus George K. Helmkamp 1996-5-24 1016 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI56310  Carduus tenuiflorus David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park, Trl from Horse Camp to Manzanita Trl 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
  UC652643  Carex barbarae R. S. Ferris 1939-6-9 9774 San Luis Obispo Northern edge of Atascadero Comment
  UCR38773  Carex barbarae David J. Keil 1983-10-21 17979 San Luis Obispo Hwy 229 on Lasma property, south of Creston. E banks of Middle Branch of Huerhuero Creek 375 Comment
  RSA15487  Carex globosa Alice Eastwood, John Thomas Howell 1936-5-6 2214 San Luis Obispo Chorro Creek. Comment
  SBBG109314  Carex luzulina C. B. Hardham 1960-5-10 5660 San Luis Obispo Cypress forest, N slope of Cypress Mtn 609 Comment
  OBI26145  Carex obispoensis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14038 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
  SBBG66357  Carex obispoensis D. H. Wilken 2006-5-25 16288 San Luis Obispo slopes below Rinconada Mine site, ca. 2 km W of confluence of Salsipuedes and Rinconada crks 520 Comment
  CAS-BOT-BC26333  Carex obispoensis Alice Eastwood; John Thomas Howell 1936-5-7 2271 San Luis Obispo Steiner Creek near San Luis Obispo 152 Comment
  OBI6404  Carex obispoensis Merlyne Prescott 1969-5-2 228 San Luis Obispo Found on TV Tower Rd Comment
  SBBG80736  Carex obispoensis D. Keil, M. McLeod, M. Luckow 1980-5-18 14038 San Luis Obispo ca. 1 mi E of St Hwy 1, Hearst Ranch Comment
  UCSB69412  Carex pansa Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 125 feet from access road, 400 feet from back dune on slight mound. 3 Comment
  CAS-BOT-BC118919  Carex pellita Ira L. Wiggins 1929-4-15 3584 San Luis Obispo Banks of swamp and Lily pond between Guadalupe and Oceano. Comment
  SBBG57175  Carex praegracilis R. Hoffmann 1930-4-18 San Luis Obispo Arroyo Grande Comment
  SBBG96258  Carex praegracilis C. F. Smith 1961-6-1 6427 San Luis Obispo Oso Flaco Lake, N of Guadalupe Comment
  UC1133425  Carex praegracilis H. C. Lee 1937-5-24 983 San Luis Obispo 1/2 mi n of Creston; Paso Robles Quadrangle Comment
  UC1147819  Carex praegracilis Alice Eastwood, John Thomas Howell 1937-4-23 3870 San Luis Obispo Nipomo Mesa Comment
  POM265144  Carex senta I. L. Wiggins 1929-4-15 s.n. San Luis Obispo 2 miles south of San Luis Obispo. Comment
  CAS-BOT-BC117635  Carex serratodens R. F. Hoover 1966-4-23 9835 San Luis Obispo American Canyon Campground. Comment
  CAS-BOT-BC117623  Carex serratodens Clare B. Hardham 1960-6-17 6163 San Luis Obispo Edges of permanent stream. Chris Flood. Headwaters of San Carpoforo Creek. Comment
  RSA142248  Carex serratodens Clare B. Hardham 1960-6-1 6002 San Luis Obispo Near Burnett Peak. Santa Lucia Mountains. 610 Comment
  RSA88830  Carex subbracteata Alice Eastwood, John Thomas Howell 1937-4-30 4159 San Luis Obispo Upper Arroyo Grande. Comment
  CAS-BOT-BC116841  Carex subbracteata var. subbracteata Alice Eastwood; John Thomas Howell 1938-6-14 5958 San Luis Obispo Cambria Comment
  POM280177  Carpobrotus chilensis Cora W. Benson 1929-1-27 s.n. San Luis Obispo Pismo Beach 6 Comment
  SFV16508  Carpobrotus chilensis K. Tajbakhsh 1996-3-17 13 San Luis Obispo San Simeon. Coast Guard station approximately 8 miles north of Hearst Castle. Comment
  OBI78638  Carpobrotus edulis David J. Keil 2013-8-28 31987 San Luis Obispo Morro Bay State Park. Morro Rock Ecological Preserve. Along east base of Morro Rock at edge of parking lot 5 Comment
  OBI71294  Carthamus lanatus David J. Keil 1991-9-30 s.n. San Luis Obispo About 1/2 mi from San Luis Obispo city limits on Foothill Rd Comment
  RSA643831  Carthamus lanatus Steven A. Junak 1990-7-12 4402 San Luis Obispo Santa Lucia Mts., along west Cuesta Ridge Road about 7.6 miles west of intersection with Highway 101, at access road to electronic facility on Peak 2761. 768 Comment
  JEPS77726  Castilleja L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-24 4788 San Luis Obispo about 2 mi ne Creston (along Route 41, 0.5 mi e of Creston road junction) 426 Comment
  POM307610  Castilleja affinis Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria Pines. Comment
  UCD67182  Castilleja affinis G. F. Hrusa 1995-5-28 12244 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Rocky opening at edge of Quercus agrifolia woodland at margin of unburned area; SE base of Peak 3. Uncommon in the RNA. 500 Comment
  RSA296373  Castilleja affinis R. C. Bacigalupi, Roxana S. Ferris 1951-3-30 3211 San Luis Obispo On the seaward side of, and about a mile below the summit of the road between Templeton and Cayucos, via Santa Rita School (not via S. Rita Creek.) Comment
  SBBG104838  Castilleja affinis subsp. affinis M. D. Proctor, E. A. Young 1993-4-17 ROB 472 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  UC1532800  Castilleja affinis subsp. affinis Robert F. Thorne 1968-6-7 37780 San Luis Obispo ca 3 mi s Oceano (sand dunes near Jack Lake); Jack Lake Comment
  UC886452  Castilleja ambigua subsp. ambigua Alice Eastwood and John Thomas Howell 1938-6-15 5986 San Luis Obispo Piedras Blancas Comment
  UC1315047  Castilleja attenuata R. F. Hoover 1967-4-5 10364 San Luis Obispo w edge Carrizo Plain (on Highway 58) Comment
  OBI58884  Castilleja attenuata David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26791 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. 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
  OBI73348  Castilleja densiflora David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30694 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  OBI80557  Castilleja densiflora Kristie Haydu 2013-5-28 2 San Luis Obispo Comment
  CDA15704  Castilleja densiflora G. F. Hrusa, Jeff Hart 1993-4-6 10691 San Luis Obispo Carrizo Plain: near n end of Plain on N side of 7 Mile Rd. 609 Comment
  OBI24075  Castilleja exserta Janice M. Toyoshima 1979-4-21 A 9 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI29888  Castilleja exserta Kristin Bryan and Carol Radike, Carol Radike 1980-6-8 5 San Luis Obispo Along rd to Santa Margarita lake just W of turnoff to Las Pilitas Rd Comment
  SBBG20287  Castilleja exserta E. R. Chandler 1963-5-4 1031 San Luis Obispo ca. 1 mi E of Paso Robles near Hwy 466 Comment
  JEPS10330  Castilleja exserta subsp. exserta W. L. Jepson 1927-4-26 12017 San Luis Obispo Carrizo Plain 670 Comment
  UCSB12101  Castilleja exserta subsp. exserta Breedlove, Dennis 1962-4-1 San Luis Obispo on U.S. 101, 2.3 miles north of Santa Maria River; on Nipomo Plain 91 Comment
  SBBG104920  Castilleja foliolosa M. D. Proctor, E. A. Young 1993-3-18 ROB 241 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  OBI31576  Castilleja foliolosa Joy Nishida 1982-5-29 393 San Luis Obispo American Cyn Capground. Along a cattle trl across stream from campground. Trl follows stream on SE facing slope 536 Comment
  OBI58878  Castilleja foliolosa David J. Keil, with Kathleen A. Keil 1998-5-26 27451 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
  UCR15491  Castilleja rubicundula subsp. lithospermoides George K. Helmkamp 1978-6-3 s.n. San Luis Obispo Central Coast, Baywood Park Comment
  JEPS24860  Castilleja subinclusa subsp. subinclusa Clare B. Hardham 1958-4-28 3141 San Luis Obispo hills between San Juan and Carissa Plains (Paso Robles-Simmler Road) Comment
  JEPS29129  Castilleja subinclusa subsp. subinclusa D. E. Breedlove 1962-3-29 2065 San Luis Obispo 8.6 mi w Simmler; La Panza Range 548 Comment
  JEPS54051  Caulanthus anceps W. L. Jepson 1932-4-2 16198 San Luis Obispo Palo Prieto Canyon 502 Comment
  POM230543  Caulanthus anceps Alice Eastwood, J. T. Howell 1937-5-2 s.n. San Luis Obispo Paso Robles Comment
  SBBG14735  Caulanthus anceps E. C. Twisselmann 1962-3-28 6730 San Luis Obispo Cottonwood Pass, ca. 3.3 mi E of Cholame Comment
  UC572415  Caulanthus anceps W. A. Peterson 1937-4-8 665 San Luis Obispo 1.5 mi e La Panza Ranch; La Panza Quad. 533 Comment
  OBI57958  Caulanthus anceps K. & G. Jones, G. Jones 1984-3-25 s.n. San Luis Obispo La Panza Range. La Panza district, across Pozo rd from the Bench Mark on the N side of the rd on a wide open hill slope Comment
  CAS-BOT-BC38292  Caulanthus californicus David D. Keck; J. Clausen 1935-4-10 3153 San Luis Obispo 15 miles south of Soda Lake, on Carrizo Plain. Comment
  SBBG84583  Caulanthus coulteri C. F. Smith 1957-4-21 5160 San Luis Obispo Hwy 399 (St Hwy 33), just E of Hwy 166 to Maricopa Comment
Read comments
Dec 3 2006
  CAS-BOT-BC40955  Caulanthus coulteri R. F. Hoover 1949-4-12 7599 San Luis Obispo Cuyama Canyon 12 miles below Gypusm Canyon Highway Bridge, north side of river. Comment
  RSA201534  Caulanthus heterophyllus Robert F. Hoover 1952-5-11 8194 San Luis Obispo Navajo Camp, La Panza Range Comment
  JEPS27178  Caulanthus inflatus W. L. Jepson 1932-4-3 16224 San Luis Obispo Elkhorn Scarp Temblor Range, Elkhorn Scarp (se San Luis Obispo Co.) 670 Comment
  SBBG95313  Caulanthus inflatus D. Keil, R. Riggins 1986-4-26 19290 San Luis Obispo SW flank of Temblor Range, 0.7 mi NE of Elkhorn Rd, on unnamed powerline corridor rd Comment
  OBI14898  Caulanthus lasiophyllus Robert F. Hoover 1967-3-27 10296 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  CAS-BOT-BC39494  Caulanthus lemmonii R. F. Hoover 1952-5-11 8194 San Luis Obispo La Panza Range. Navajo Camp. Comment
  CAS-BOT-BC39496  Caulanthus lemmonii R. F. Hoover 1967-4-9 10404 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain. Comment
  CAS-BOT-BC39528  Caulanthus lemmonii R. F. Hoover 1967-4-15 10454 San Luis Obispo Canyon just west of Cottonwood Canyon bridge, lower Cuyama Valley. Comment
  SBBG112853  Caulanthus lemmonii C. B. Hardham 1959-5-6 4407 San Luis Obispo ca. 1 mi E of Bee Rock Comment
  OBI37714  Ceanothus cuneatus David J. Keil, Dirk Walters 1980-4-5 13758 San Luis Obispo Ca. 28 mi E of Santa Maria on Hwy 166 and N on Chimineas Ranch rd Comment
  SEINET196267  Ceanothus cuneatus B. E. Miossi, H. J. Miossi 1940-3-19 227 San Luis Obispo Near Highway 101, four miles south of Santa Margarita. 366 Comment
  CAS-BOT-BC48981  Ceanothus cuneatus W. R. Dudley 1905-1-5 s.n. San Luis Obispo Hill by road back of Klau Mine Comment
  CAS-BOT-BC49016  Ceanothus cuneatus Ira L. Wiggins 1932-3-20 5774 San Luis Obispo Hillside at West end of 11th Street, Paso Robles Comment
  CDA17941  Ceanothus cuneatus Austin Griffiths 1987-4-29 18169 San Luis Obispo Cuesta Ridge; At Target Range road junct, 1/3 way in. 0 Comment
  RSA654634  Ceanothus cuneatus G. Fred Hrusa 1987-4-29 18148 San Luis Obispo N of Hazard Canyon. Comment
  CAS-BOT-BC64465  Ceanothus cuneatus subsp. fascicularis Ernest C. Twisselmann 1959-5-23 5273 San Luis Obispo Pecho Hills, just n. of the mouth of Hazard Canyon. Shandon. 38 Comment
  OBI10554  Ceanothus cuneatus var. cuneatus Robert F. Hoover 1947-3-9 6663 San Luis Obispo head of Calf Cyn, E of Santa Margarita Comment
  UC1276253  Ceanothus cuneatus var. cuneatus R. F. Hoover 1964-4-13 8700 San Luis Obispo 2 mi s Atascadero (w of Hwy 101) Comment
  CDA17946  Ceanothus cuneatus var. fascicularis Austin Griffiths, G. F. Hrusa 1987-4-29 18153 San Luis Obispo Montana de Oro State Park; N of Hazard Canyon. 0 Comment
  CAS-BOT-BC49080  Ceanothus cuneatus var. ramulosus Gertrude Sinsheimer 1929-2-1 s.n. San Luis Obispo unspecified Comment
  JEPS114141  Ceanothus cuneatus var. ramulosus E. L. Painter, M. Wetherwax 2003-1-7 SLO- 290 San Luis Obispo Near road to Ft Merriam, between Ft Merriam and artificial berm south of sheriff's shooting range. Comment
  CAS-BOT-BC49115  Ceanothus cuneatus var. ramulosus Roxana S. Ferris 1929-4-13 7518 San Luis Obispo Foot of the Cuesta Grade, northern side Comment
  OBI10365  Ceanothus cuneatus var. ramulosus Robert F. Hoover 1947-1-18 6595 San Luis Obispo Steiner Crk Comment
  OBI39692  Ceanothus cuneatus var. ramulosus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16012 San Luis Obispo Trail on NE side of Cypress MTn Comment
  UC1276261  Ceanothus foliosus var. foliosus R. F. Hoover 1964-5-11 8797 San Luis Obispo Hill mountain, north slope near summit Comment
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Jul 21 2012
  SBBG4192  Ceanothus foliosus var. medius M. J. Cody 1938-5-15 San Luis Obispo near Pozo, 10 to 15 mi E of San Margarita Comment
  CAS-BOT-BC64331  Ceanothus griseus R. F. Hoover 1960-4-9 8520 San Luis Obispo Mouth of Coon Creek. Comment
  CAS-BOT-BC50026  Ceanothus impressus R. F. Hoover 1966-5-17 9870 San Luis Obispo Indian Knobridge Comment
  UC569505  Ceanothus impressus H. S. Yates 1936-3-25 5377 San Luis Obispo Mesa head of Black Lake Canyon 152 Comment
  CAS-BOT-BC50024  Ceanothus impressus R. F. Hoover 1948-2-8 7413 San Luis Obispo 4 mi. W. of Nipomo Comment
  CDA9646  Ceanothus oliganthus var. sorediatus D. G. Kelch 2007-2-19 7 .069 San Luis Obispo Serpentine canyon; along S side of Hwy 41, 10 km E of Hwy 1. Comment
  UC1071338  Ceanothus oliganthus var. sorediatus H. C. Lee 1936-5-26 631 San Luis Obispo 5.25 mi se Pozo; Santa Barbara National Forest, Pozo Quad. Comment
  CAS-BOT-BC51571  Ceanothus oliganthus var. sorediatus John Thomas Howell 1931-3-22 5947 San Luis Obispo at summit of Cuesta Pass Comment
  RSA122359  Ceanothus oliganthus var. sorediatus A. D. Gifford 1937-6-9 831 San Luis Obispo 5.5 miles NE of Pozo. 869 Comment
  CAS-BOT-BC50421  Ceanothus papillosus R. F. Hoover 1949-5-3 7656 San Luis Obispo Perfume Canyon, San Luis Range Comment
  UC1276249  Ceanothus papillosus R. F. Hoover 1959-5-9 8497 San Luis Obispo on Adelaida road six mi w Paso Robles; w of Paso Robles Comment
  OBI80967  Ceanothus spinosus Julia Rowe 2015-2-5 San Luis Obispo Cal Poly Military Road Comment
  OBI23370  Ceanothus spinosus David J. Keil 1979-5-26 13090 San Luis Obispo S of San Luis Obispo just S of jctn S. Higuera and US 101 and E along ridgeline Comment
  RSA77348  Ceanothus thyrsiflorus D. D. Keck 1932-5-11 1773 San Luis Obispo 3 miles W of Kings Mtn on road to Tunitas. 457 Comment
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Sep 28 2014
  OBI10334  Ceanothus thyrsiflorus var. thyrsiflorus Robert F. Hoover 1968-4-20 11070 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  OBI32210  Ceanothus thyrsiflorus var. thyrsiflorus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14441 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI8007  Ceanothus thyrsiflorus var. thyrsiflorus Kurt R. Neisess 1975-10-27 s.n. San Luis Obispo 10 ft Below the coast hwy on a steep hillside 18 mi N of San Simeon Comment
  OBI66869  Centaurea melitensis David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29600 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  UCD67260  Centaurea melitensis G. F. Hrusa 1995-5-2 12318 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Uncommon adventive on roadside of access road to Radio Facility 2 (Peak 1). Annual. 640 Comment
  RSA585662  Centaurium exaltatum D. A. Young, F. L. Johnson 1992-6-17 ROB 0064 San Luis Obispo 0.5 km SE of Deer Trail Road on W Perimeter Road. Comment
  OBI16183  Centromadia parryi subsp. congdonii Robert F. Hoover 1946-8-24 6332 San Luis Obispo Laguna near SLO Comment
  OBI81403  Centromadia pungens Michael Walgren 2012-9-9 463 San Luis Obispo Growing in a 40 acre rural property in San Miguel between Wellsona RD and San Marcos Rd. west of Hwy 101. 214 Comment
  CAS-BOT-BC179727  Centrostegia thurberi R. F. Hoover 1952-11-1 8268 San Luis Obispo Caliente Comment
  OBI19573  Cerastium arvense Robert F. Hoover 1947-4-2 6855 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  CDA26021  Cerastium fontanum David J. Keil 2003-8-23 30284 San Luis Obispo Arroyo Grande. Lawn area in ornamental plantings around Wal-Mart Shopping Center (1168 West branch Street, Arroyo Grande). Comment
  CAS-BOT-BC388378  Cerastium glomeratum Clare B. Hardham 1957-3-25 1574 San Luis Obispo Santa Lucia Mountains. Cypress Mountain Comment
  OBI33821  Cerastium glomeratum David J. Keil 1980-3-16 13711 San Luis Obispo Along Park Hill rd, 0.5 mi W of jctn with Huerhuero rd Comment
  CAS-BOT-BC135406  Cercocarpus betuloides var. betuloides R. F. Hoover 1946-8-17 6296 San Luis Obispo Upper Arroyo Grande 5 mi. above County Park. Comment
  CAS-BOT-BC279449  Chaenactis David D. Keck; J. Clausen 1935-4-10 3133 San Luis Obispo 14 miles north-west of McKittrick 915 Comment
  SFV3807  Chaenactis glabriuscula C. B. Hardham 1960-4-29 5549 San Luis Obispo Atascadero. Comment
  UCD130352  Chaenactis glabriuscula Justin Albert 1993-4-3 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain, between the Caliente and Temblor Ranges. 1-2 miles up Simmler Road. 400 Comment
  CAS-BOT-BC277497  Chaenactis glabriuscula var. glabriuscula Alice Eastwood; John Thomas Howell 1935-3-24 1990 San Luis Obispo Near Paso Robles Comment
  JEPS105120  Chaenactis glabriuscula var. glabriuscula Dean W. Taylor 1995-4-6 14780 San Luis Obispo Cholame Valley (ca. 1 mile E of Cholame); Davis Road 0.45 mi S of jct of Hwy 41 350 Comment
  SEINET7063596  Chaenactis glabriuscula var. glabriuscula A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
  UC1285389  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1964-6-6 8960 San Luis Obispo Los Osos Comment
  CAS-BOT-BC277487  Chaenactis glabriuscula var. glabriuscula David D. Keck; J. Clausen 1935-4-10 3154 San Luis Obispo 15 miles south of Soda Lake, on Carrizo Plain Comment
  UC1284952  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1950-4-18 7838 San Luis Obispo s of Nipomo (n edge of Sant Maria Valley); Santa Maria Valley Comment
  CAS-BOT-BC277574  Chaenactis glabriuscula var. lanosa Alice Eastwood; John Thomas Howell 1937-4-23 3878 San Luis Obispo Nipomo Mesa Comment
  OBI80799  Chaenactis glabriuscula var. lanosa Kristie Haydu 2015-4-14 3 San Luis Obispo Numerous individuals along Park Hill Road shoulder within existing County right-of-way and extending up into the adjacent parcel at this location. Comment
  CAS-BOT-BC277583  Chaenactis glabriuscula var. lanosa Rev. R. W. Summers No date on label 457 San Luis Obispo S. Lucia Mts. Comment
  CAS-BOT-BC279630  Chaenactis stevioides R. F. Hoover 1952-4-20 8148 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  OBI81220  Chaenactis stevioides David J. Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, and Larry Kelly 1988-3-18 20387 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmler-Soda Lake Road 640 Comment
  CAS-BOT-BC70086  Cheilanthes covillei Clare B. Hardham 1956-2-1 130 San Luis Obispo Morro Rd., 2 miles west of top of pass Comment
  UC1969515  Chenopodium album David Keil 1999-5-19 28346 San Luis Obispo Field at northeastern corner of intersection of Los Osos Valley Road and Foothill Road near San Luis Obispo city limits. Comment
  UCD97766  Chenopodium album G. K. Helmkamp 2004-8-14 8783 San Luis Obispo San Luis Obispo County: Central Coast: junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo. 107 Comment
  UCR131927  Chenopodium ambrosioides George K. Helmkamp 2003-11-22 8228 San Luis Obispo Central Coast, base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande 15 Comment
  OBI79931  Chenopodium berlandieri David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31851 -1 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  OBI53638  Chenopodium californicum Arthur W. Hazebrook 1991-5-7 76 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill Comment
  SBBG65282  Chenopodium littoreum R. Hoffmann 1931-5-30 San Luis Obispo Oceano Comment
  UCR130723  Chenopodium littoreum George K. Helmkamp, E. A. Helmkamp 1999-5-22 4887 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  CDA3070  Chenopodium murale L. Julian 2000-11-8 43 San Luis Obispo State University BCEC. Stenner Creek Road and Bishop. Comment
  OBI17234  Chenopodium pratericola Robert F. Hoover 1969-7-12 11450 San Luis Obispo Salinas River bed at Paso Robles Comment
  UCR132041  Chenopodium strictum George K. Helmkamp 2003-7-29 8040 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UCD59671  Chloris virgata Larry E. Brown 1971-9-5 2087 San Luis Obispo San Luis Obispo Co.: Near Creston. Comment
  CAS-BOT-BC184861  Chloris virgata Ernest C. Twisselmann 1955-8-8 2299 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselman Ranch. 670 Comment
  OBI31571  Chlorogalum pomeridianum Joy Nishida 1982-5-29 398 San Luis Obispo American Cyn. .3 mi S of American Cyn campground 518 Comment
  UCR109651  Chondrilla juncea T. C. Fuller 1965-10-7 14177 San Luis Obispo west side of Hwy 101 to Atascadero, 0.6 mi north of Cuesta Summit, 7 mi north of San Luis Obispo Comment
  CLARK-A1045-1348  Chorizanthe angustifolia George K. Helmkamp 1978-6-5 San Luis Obispo Los Osos Montana de Oro State Park, sandy hill overlooking the coast; Morro Bay S 7.5'Q Comment
  OBI11190  Chorizanthe angustifolia Robert F. Hoover 1967-6-9 10631 San Luis Obispo At S end of Morro Bay Comment
  SEINET7072469  Chorizanthe angustifolia A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  UCR121772  Chorizanthe angustifolia George K. Helmkamp 2002-4-20 7462 A San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  CAS-BOT-BC178933  Chorizanthe angustifolia Ernest C. Twisselmann 1956-4-10 2636 San Luis Obispo Nipomo Mesa, 1.5 miles E of the Union Oil Refinery 33 Comment
  OBI11255  Chorizanthe biloba Robert F. Hoover 1969-6-3 11366 San Luis Obispo Windmill Crk, La Panza district Comment
Read comments
Feb 4 2017
  CAS-BOT-BC191778  Chorizanthe breweri Marcus E. Jones 1882-5-6 3234 San Luis Obispo San Luis Obispo Comment
  HSC37453  Chorizanthe breweri J. D. Ackerman, A. M. Montalvo 1975-6-24 505 San Luis Obispo Cerro Alto campground off Hwy. 41 between Atascadero and Morro Bay in Santa Lucia Mtns. Comment
  JEPS57609  Chorizanthe breweri Rhoda Ramona Reed 1914-5-1 San Luis Obispo between San Luis and Santa Margarita (Polytechnic Canyon); , btwn San Luis and Santa Margarita Comment
  CAS-BOT-BC191797  Chorizanthe breweri R. F. Hoover 1969-6-23 11393 San Luis Obispo E Ridge NW of Cuesta Pass, on crumbled serpentine S-facing slope Comment
  RSA142433  Chorizanthe breweri Clare B. Hardham 1960-6-3 5989 San Luis Obispo Between San Luis Obispo and Santa Margarita 610 Comment
  CAS-BOT-BC191479  Chorizanthe diffusa R. F. Hoover 1964-7-11 9183 San Luis Obispo 3 mi NW of Nipomo Comment
  OBI11238  Chorizanthe diffusa Robert F. Hoover 1947-5-23 7180 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  UC1234589  Chorizanthe diffusa Clare B. Hardham 1962-5-31 10259 San Luis Obispo Comment
  UCSB17781  Chorizanthe diffusa Hardham, Clare 1962-5-31 San Luis Obispo Huason District Comment
  OBI73642  Chorizanthe douglasii David J. Keil 2010-6-7 30872 San Luis Obispo La Panza Mountains. Highway 58 between La Panza Road and Shell Creek Road Comment
  CAS-BOT-BC256946  Chorizanthe membranacea Alice Eastwood 1926-5-4 13833 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC252705  Chorizanthe obovata R. F. Hoover 1947-7-10 7287 San Luis Obispo Mesa 4 mi. W of Nipomo Comment
  SD71136  Chorizanthe obovata R. F. Hoover 1946-6-13 6142 San Luis Obispo 6 mi. s. of San Luis Obispo Comment
  OBI66876  Chorizanthe palmeri David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29569 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  UC2013234  Chorizanthe palmeri David Keil 1979-7-1 13139 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  OBI62548  Chorizanthe palmeri Bernard Miossi 1939-6-21 106 San Luis Obispo 1 mi N of San Luis Obispo on hwy 101 64 Comment
  RSA491695  Chorizanthe palmeri James L. Reveal, Rose Broome, Clare B. Hardham 1987-6-16 6469 San Luis Obispo Along Cypress Mountain road about 0.1 mile north of Hwy 46, about 11 airline miles northwest of Atascadero. Comment
  OBI79227  Chorizanthe pungens Peggy Phillips, Tim and Kim McCurdy 2006-4-21 406 -825 San Luis Obispo Comment
  OBI65160  Chorizanthe spinosa Greg Wilvert 2005-5-30 447 San Luis Obispo SE Half of the Caliente Range. Padrones Cyn 824 Comment
  CDA11579  Chorizanthe staticoides G. F. Hrusa 1993-5-22 11132 San Luis Obispo Black Butte Research Natural Area; Immediately below Radio Facility 2, E side of Cuesta Pass. Comment
  UC1136066  Chorizanthe staticoides W. A. Peterson 1937-4-29 770 San Luis Obispo Martinez Canyon La Panza Quad., Martinez Canyon Comment
  RSA488727  Chorizanthe staticoides James L. Reveal, Clare B. Hardham 1988-5-26 6915 San Luis Obispo La Panza Range, Los Padres National Forest, NW of Black Mountain along Indian Creek S of U S Forest Service Road 28S02 S of Wilson Corner, 13 air miles ENE of Santa Margarita. 473 Comment
  CAS-BOT-BC247879  Chorizanthe watsonii R. F. Hoover 1950-5-6 7889 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  RSA0019348  Chorizanthe xanti Greg Wilvert 2005-5-14 416 San Luis Obispo Southeast half of the Caliente Range: 0.9 km NW of Wells Canyon. 878 Comment
  RSA488720  Chorizanthe xanti James L. Reveal 1988-5-26 6908 San Luis Obispo Along California Highway 58, 2.4 miles east of San Juan Creek between La Panza and the Carrisa Plains, 1.1 mile west of the Bitterwater Road and 3.3 miles east of the turnoff to Pozo, north-northwest of Syncline Hill. 549 Comment
  CHSC79450  Chrysanthemum coronarium G. F. Hrusa 1998-4-20 14351 San Luis Obispo South Coast Ranges. Waste ground at intersection of Los Berros Rd. and U. S. 101 on Nipomo Mesa. 75 Comment
  UC1135214  Chrysolepis chrysophylla var. minor H. C. Lee 1936-3-6 463 San Luis Obispo 2 mi nnw Camp Hill; Arroyo Grande Quad. 121 Comment
  CAS-BOT-BC284036  Cirsium brevistylum R. F. Hoover 1946-8-26 6362 San Luis Obispo Bayward Park Comment
  RSA518077  Cirsium loncholepis C. F. Smith 1958-8-2 5841 San Luis Obispo Along dead end road about duck ponds at Dune Lakes (White Lake?), S of Oceano Comment
  OBI81497  Cirsium occidentale Jill M. Bushakra, Jake Martin 2000-5-31 29 San Luis Obispo 3 miles west of intersectionof Hwy 58 and La Panza Road. 305 Comment
  UCSB24320  Cirsium occidentale var. californicum Hardham, Clare 1961-5-26 San Luis Obispo Lime Mountain, Adelaida Comment
  JEPS50752  Cirsium occidentale var. compactum Rimo Bacigalupi 1967-6-27 9298 San Luis Obispo just n of Piedras Blancas Point Comment
  SBBG94433  Cirsium occidentale var. lucianum S. A. Junak, T. J. Ayers 1989-6-22 4073 San Luis Obispo Cuesta Ridge, main rd (USFS Rd 29S11.3) 1.3 mi W of E boundary sign for the Cuesta Ridge Botanical Area; HOLOTYPE 749 Comment
  CAS-BOT-BC280129  Cirsium occidentale var. venustum John Thomas Howell 1933-7-2 11418 San Luis Obispo Paso Robles Comment
  CDA43106  Cirsium occidentale var. venustum David J. Keil, V. L. Holland 1986-5-26 19606 San Luis Obispo Oak Shores Development on northern shore of Nacimiento Lake. 0 Comment
  CAS-BOT-BC285851  Cirsium vulgare Ernest C. Twisselmann No date on label 6350 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake, eastern San Luis Oibispo County 594 Comment
  CAS-BOT-BC162543  Clarkia affinis Alice Eastwood 1926-5-5 13892 San Luis Obispo Cholame Comment
  RSA134500  Clarkia affinis Harlan Lewis, H. Thompson 1957-6-8 1098 San Luis Obispo 3.6 miles from Oak Flat on south road to Adelaida Comment
  UC1018294  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 908 a San Luis Obispo 3.6 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  UC1392703  Clarkia bottae R. F. Hoover 1969-6-22 11382 San Luis Obispo Chorro Creek Canyon (Serrano Canyon) Comment
  UC2027056  Clarkia cylindrica Greg Wilvert 2005-5-11 398 San Luis Obispo Southeast Half of the Caliente Range: 100 m NW of Semper Spring Comment
  CAS-BOT-BC94892  Clarkia cylindrica R. C. Wenk 2007-4-19 646 San Luis Obispo Carrizo Plain N.M., foothills of Caliente Range, above KCL campground 716 Comment
  JEPS43461  Clarkia cylindrica subsp. clavicarpa W. L. Jepson 1927-5-30 12152 San Luis Obispo ca. 2 mi e Pine Creek birdge (between bridge and Cuyama Valley) 487 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
  UCR118381  Clarkia davyi George K. Helmkamp, E. A. Helmkamp 1998-7-1 4242 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  CAS-BOT-BC164457  Clarkia epilobioides I. J. Condit 1909-5-2 s.n. San Luis Obispo Johnson's Peak Comment
  OBI55221  Clarkia epilobioides Greg Frugoli 1997-4-15 36 San Luis Obispo On E side of Red Hill Rd appx 0.3 mi from hwy 58, Los Padres NF (Hwy 58 burn area) 610 Comment
  SBBG93696  Clarkia modesta S. A. Junak 1990-5-1 4276 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  SEINET3929536  Clarkia modesta David Keil 1987-5-6 20136 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  JEPS43757  Clarkia modesta Miss Rhoda Reed 1915-1 San Luis Obispo between Santa Margarita and Cuesta Comment
  OBI78324  Clarkia prostrata Helen Jones 1982-8-7 59 San Luis Obispo Piedras Blancas Point Comment
  SBBG110061  Clarkia purpurea C. B. Hardham 1960-5-10 5701 San Luis Obispo Delaganna Crk Comment
  UCR122480  Clarkia purpurea George K. Helmkamp, E. A. Helmkamp 2001-5-2 6633 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 Comment
  JEPS99393  Clarkia purpurea Clare B. Hardham 1962-5-6 10063 San Luis Obispo Adelaida Comment
  SBBG110049  Clarkia purpurea C. B. Hardham 1960-5-17 5760 San Luis Obispo near pumping plant on old Los Berros Road Comment
Read comments
Apr 6 2015
  UC1122422  Clarkia purpurea subsp. quadrivulnera G. T. Nordstrom 1937-5-12 1203 San Luis Obispo 1.7 mi se Asuncion School; Adelaida Quadrangle Comment
  OBI58534  Clarkia purpurea subsp. quadrivulnera David J. Keil 1998-5-6 27088 San Luis Obispo NE of Paso Robles. Airport Rd just S of Estrella Creek crossing. Comment
  UC1226821  Clarkia purpurea subsp. quadrivulnera P. J. Hurd and Stage 1962-6-9 62 -16 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  UC373517  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-4 7 San Luis Obispo 1 mi from summit on n side Cuesta Pass 400 Comment
  OBI75673  Clarkia purpurea subsp. viminea D. R. Miller 2011-6-30 611 .967 San Luis Obispo Rocky Butte/Pine Mt region. The Tobacco Flats area, this sample is from Stag Flats 396 Comment
  JEPS43750  Clarkia speciosa subsp. immaculata Rhoda R. Reed 1916-1 San Luis Obispo between Arroyo Grande Pizmo Comment
  OBI49348  Clarkia speciosa subsp. immaculata LynneDee Oyler, Shar Schmutz 1992-1 San Luis Obispo Comment
  SBBG108307  Clarkia speciosa subsp. speciosa C. B. Hardham 1957-5-31 2037 San Luis Obispo South Rd to Adelaida Comment
  SEINET10492146  Clarkia tembloriensis Tim Holtsford 1993-4-22 Holtsford 930422 -3 San Luis Obispo Along Annette Rd, 3.8 mi E of Choice Valley Rd. Vasek's Hodges Canyon site. Associated with Isomeris and white bush lupine. Comment
  CAS-BOT-BC165577  Clarkia unguiculata David D. Keck 1934-4-26 2826 San Luis Obispo 4.1 mi. W. of La Panza Comment
  CAS-BOT-BC165588  Clarkia unguiculata Clare B. Hardham 1956-5-17 731 San Luis Obispo Chimney Rock Ranch near San Marcos Creek 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
  UCD105241  Claytonia exigua subsp. exigua Robert E. Preston 2010-3-30 2726 San Luis Obispo San Luis Obispo County: W side of Temblor Range, 5.8 mi ENE of Simmler. 1039 Comment
  CAS-BOT-BC439282  Claytonia exigua subsp. exigua R. F. Hoover 1958-3-22 8431 San Luis Obispo Summit of Temblor Range at Kern Co. line, Simmler-McKittrick road Comment
  CAS-BOT-BC439286  Claytonia exigua subsp. exigua David D. Keck; J. Clausen 1935-4-10 3127 San Luis Obispo Kern-San Luis Obispo County Line, 13 miles northwest of McKittrick, on road to Simmler, east slope of Temblor Range (Inner Coast Range). 855 Comment
  SBBG95302  Claytonia parviflora subsp. viridis D. Keil, R. Riggins, K. Bay 1986-4-26 19261 San Luis Obispo 1.15 mi NE of jct of Elkhorn Rd on Crocker Grade Rd; Temblor Range 838 Comment
  OBI83490  Claytonia perfoliata Evrett Marr 2017-2-14 1 San Luis Obispo Bob Jones trail, half mile past trailhead on right side below fenced off brown structures, flat area 10 Comment
  OBI58511  Claytonia perfoliata subsp. perfoliata David J. Keil 1998-4-28 26938 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
  UCR168806  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, E. A. Helmkamp 2005-2-14 8924 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns. Huasna Canyon along Huasna Road; 8.5 mi east of its junction with Lopez Road 277 Comment
  RSA585700  Clematis lasiantha M. D. Proctor, E. A. Young 1993-3-20 s.n. San Luis Obispo Chorro Creek, 1km N of Chorro Res. Comment
  OBI62554  Clematis lasiantha Bernard Miossi 1939-4-8 60 San Luis Obispo On S facing slope of hill 3/4 mi N of San Luis Obispo, 300 ft from hwy 101 61 Comment
  OBI81526  Clematis ligusticifolia Jaymee Schienle, Kevin Allenstein, Tibo Smolders, Matt Wauters, Adriana Delucchi 2015-11-3 1 San Luis Obispo Strothers Park. Comment
  OBI42156  Clematis ligusticifolia Paula Kleintjes 1983-10-8 4 San Luis Obispo Perfumo Cyn Rd 2 mi from Los Osos Valley rd Comment
  OBI31152  Clinopodium douglasii Julie M. Vanderwier 1978-6-20 73 San Luis Obispo Indian Knob Tar Sands Comment
  OBI58778  Collinsia heterophylla David J. Keil 1998-5-11 27213 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  OBI9597  Collinsia heterophylla A. Ahmad 1963-5-26 46 San Luis Obispo Poly Canon 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
  UCR67977  Collinsia sparsiflora David J. Keil, Melissa Luckow 1982-3-7 15697 San Luis Obispo Tassajara Canyon, between Santa Margarita and Cuesta summit. At first hill past junction of Tassajara Creek Road and US 101 362 Comment
  SBBG109426  Collinsia sparsiflora var. collina C. B. Hardham 1961-3-17 6680 San Luis Obispo Franklin Crk, near Camp Natoma, Adelaida District Comment
  OBI79807  Collomia heterophylla D. R. Miller 2013-4-17 413 .1049 San Luis Obispo The Rocky Butte/Pine Mountain Region, Main Road highway shoulder, just down from Oksen's road junction, San Simeon Creek drainage. 738 Comment
  OBI65634  Conicosia pugioniformis G. F. Hrusa, D. ragan 1999-4-21 15012 San Luis Obispo Oceano Dunes, immed W of Callender Rd. UTMs 10S, 0719152E 3881356 N 107 Comment
  OBI15326  Convolvulus arvensis Jim Heaston 1955-10-6 s.n. San Luis Obispo Cal Poly SLO Comment
  OBI23230  Convolvulus arvensis Todd Jackson 1979-11-19 5 San Luis Obispo 3.8 mi from intersection of Johnson and Orcutt Rds travelling away from San Luis Obispo Comment
  CAS-BOT-BC286195  Conyza canadensis Ernest C. Twisselmann 1954-8-29 1532 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County Comment
  OBI29945  Cordylanthus rigidus subsp. rigidus David J. Keil 1978-10-20 s.n. San Luis Obispo Reservoir Cyn Comment
  OBI9558  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1946-8-3 6253 San Luis Obispo Upper Coon Crk, San Luis range, at edge of woods Comment
  CAS-BOT-BC287803  Coreopsis bigelovii Alice Eastwood; John Thomas Howell 1935-3-25 2038 San Luis Obispo W side of Cottonwood Pass Comment
  CAS-BOT-BC287052  Coreopsis calliopsidea Ernest C. Twisselmann 1954-4-17 1077 San Luis Obispo Temblor Range and the Western San Joaquin Valley. [Sandiago] Joe's Spring, 8 miles E of Simmler 762 Comment
  CAS-BOT-BC287056  Coreopsis calliopsidea Ernest C. Twisselmann 1955-3-22 1758 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Low Ridge at E edge of Soda Lake 594 Comment
  CAS-BOT-BC101428  Corethrogyne filaginifolia R. F. Hoover 1967-9-15 10866 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  OBI16642  Corethrogyne filaginifolia Robert F. Hoover 1964-10-3 9320 San Luis Obispo Mouth of Coon crk Comment
  SBBG12571  Corethrogyne filaginifolia E. R. Blakley 1958-9-22 2462 San Luis Obispo 1 mi S of Pismo Beach Comment
  UC1119262  Corethrogyne filaginifolia B. Bolt 1936-3-4 598 San Luis Obispo 1/2 mi s mouth of Osos Creek (Plot 58); Cayucos Quadrangle Comment
  UC1357625  Corethrogyne filaginifolia R. F. Hoover 1965-9-7 9523 San Luis Obispo w Templeton; Santa Lucia Range, Santa Rita Creek Comment
  RSA660366  Corethrogyne filaginifolia var. filaginifolia Austin P. Griffiths 1980-9-7 s.n. San Luis Obispo SW corner of Beach and 19th St., Oceano 20 Comment
  OBI57554  Cornus glabrata David J. Keil 1998-6-15 27821 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  CAS-BOT-BC209809  Cornus glabrata John Thomas Howell 1929-10-12 4467 San Luis Obispo Atascadero Creek, 4.3 miles w. of Atascadero Comment
  OBI51284  Cornus sericea subsp. occidentalis Jan Barber 1993-8-26 97 San Luis Obispo San Simeon State Park. Comment
  OBI28326  Cornus sericea subsp. occidentalis Lori Blain 1982-5-15 17 San Luis Obispo Two mi S on Clark Valley rd, along Los Osos crk 305 Comment
  UCSB71420  Cornus sericea subsp. occidentalis 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
  CAS-BOT-BC291457  Cotula coronopifolia R. W. Summers 1969-1-4 147 San Luis Obispo Unspecified Comment
  OBI38473  Cotula coronopifolia Eric Wise 1982-7-2 1606 San Luis Obispo Oso Flaco Lake Comment
  RSA171046  Cotula coronopifolia R. F. Thorne, Percy C. Everett 1962-10-3 31400 San Luis Obispo Wet sandy flat by Oso Flaco Lake 8 Comment
  SEINET7063682  Cotula coronopifolia A. G. Vestal 1947-4-16 s.n. San Luis Obispo Above Arroyo Grande on Rotue 227 in Carpenter Canyon. UTM Zone 10, 720822mE, 3892982mN. (WGS84/NAD83). 108 Comment
  OBI72277  Crassula connata Anthony Baniaga 2010-2-5 22 San Luis Obispo Tierra Redonda Mtn BLM ACEC 452 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
  UC455345  Crassula connata var. subsimplex I. J. Condit 1909-3-13 San Luis Obispo School Ridge Comment
  OBI66749  Crassula tillaea David J. Keil, with Mark Menke 2002-3-26 29770 San Luis Obispo Along unpaved road from southern end of Davenport Creek Road to top of Indian Knob Comment
  CDA34828  Crassula tillaea David J. Keil 1998-4-2 26543 San Luis Obispo East-West Ranch, Cambria. 0 Comment
  SBBG34942  Crocanthemum scoparium Mrs. R. W. Summers 1882-6-8 San Luis Obispo Santa Lucia Mtns Comment
  UC1121525  Crocanthemum scoparium var. vulgare H. S. Yates 1936-3-23 5375 San Luis Obispo Mouth of Hazard Canyon Cayucos Quad. 91 Comment
  CDA15205  Croton californicus G. F. Hrusa 1998-7-21 14743 San Luis Obispo South Coast Ranges; Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Comment
  SEINET9253091 Image available Croton californicus Robert J. Rodin 1956-5-29 6084 San Luis Obispo At South end of Morro Bay Comment
  OBI28737  Croton californicus Melinda Doud 1976-5-30 92 San Luis Obispo In uncultivated field, Los Osos 5 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
  CAS-BOT-BC190110  Crypsis schoenoides Ernest C. Twisselmann 1968-10-21 15032 San Luis Obispo Paso Robles. Salinas River just below the Highway 46 bridge. 181 Comment
  OBI30997  Cryptantha clevelandii Julie M. Vanderwier 1979-8-26 s.n. San Luis Obispo Indian Knob Tar Sands 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
  OBI60579  Cryptantha clevelandii Lynne Dee Oyler, David J. & Kathy Keil 1990-4-26 1082 San Luis Obispo Nipomo Dunes. dune slack area two ridges beyond Oso Flaco Lake rd, W of Unocal pipeline Comment
  SBBG108250  Cryptantha clevelandii C. B. Hardham 1958-5-8 3296 San Luis Obispo San Bernardo Crk Comment
  SBBG24562  Cryptantha clevelandii E. R. Chandler 1964-3-6 1350 San Luis Obispo Oso Flaco Lake Comment
  UC2027242  Cryptantha clevelandii David Keil 1988-3-19 20428 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
  UCD119630  Cryptantha clevelandii G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6596 San Luis Obispo San Luis Obispo County: Irish Hills Prefumo Cyn Rd., 2.8 mi west of Los Osos Valley Rd., SW of San Luis Obispo. 91 Comment
  CDA11580  Cryptantha clevelandii var. florosa G. F. Hrusa 1993-5-22 11110 San Luis Obispo Black Butte Research Natural Area; Near Mt. Lowe radio tower. Comment
  CDA15224  Cryptantha clevelandii var. florosa G. F. Hrusa, D. Ragan 1998-7-21 14762 San Luis Obispo Nipomo Dunes; Immed. W of intersection of Callendar Rd. & Hwy 1. Comment
  SD39862  Cryptantha clevelandii var. florosa Edith A. Purer 1933-7-20 5066 San Luis Obispo Northwest of Guadalupe Comment
  OBI77782  Cryptantha flaccida G. F. Hrusa 1998-3-28 14188 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. Above headwaters of Bitterwater Crk. Hills immed. S of Elkhorn Grade Rd at S end of Carrizo Plain 3 mi N of hwy 166 intersection. USGS quad Ballinger Cyn 7.5 840 Comment
  OBI78962  Cryptantha flaccida George Butterworth 2013-4-5 906 San Luis Obispo Syncline Hill 671 Comment
  OBI20753  Cryptantha intermedia Robert F. Hoover 1952-5-6 8155 San Luis Obispo 6 mi E of Creston on La Panza Rd Comment
  UC1063964  Cryptantha intermedia E. Armstrong 1934-4-1 1136 San Luis Obispo 10 mi se Santa Margarita; San Luis Obispo Quad. 457 Comment
  UC1285005  Cryptantha intermedia R. F. Hoover 1949-4-21 7633 San Luis Obispo near Fernandez Creek (on La Panza-Creston road) Comment
  SBBG106799  Cryptantha muricata C. B. Hardham 1956-6-15 995 San Luis Obispo V 2 Ranch, York Mtn Comment
  OBI20790  Cryptantha nemaclada Robert F. Hoover 1953-5-17 8314 San Luis Obispo "Skunk Well" cyn near Marianas ranch, Temblor range Comment
  OBI57003  Cryptantha nevadensis David J. Keil 1998-5-11 27193 San Luis Obispo Caliente Range. 4.9 mi from Soda Lake Rd. along Selby Rd. Comment
  SBBG107160  Cryptantha nevadensis var. rigida C. B. Hardham 1958-4-28 3140 San Luis Obispo Camatta Ranch, Paso Robles, Simmler Rd Comment
  OBI80909  Cryptantha oxygona G. F. Hrusa 2005-4-1 16414 San Luis Obispo w and above Lawson Spring. West end of Padrone Canyon Rd. 853 Comment
  CAS-BOT-BC80783  Cupressus macrocarpa Ernest C. Twisselmann 1971-12-9 18572 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  SEINET3863384 Image available Cupressus macrocarpa Suzanne Morrill 1981-8-15 86 San Luis Obispo Cambria, Moonstone beach, State Park northern end along trail in the park.; 0 Comment
  CAS-BOT-BC85494  Cupressus sargentii Chester Dudley 1927-7-1 s.n. San Luis Obispo Meadow near head of Cypress Creek, a fork of Las Tablas Creek (tributary of Nacimiento River) 822 Comment
  CAS-BOT-BC85496  Cupressus sargentii W. R. Dudley 1905-1-5 s.n. San Luis Obispo Summit of Cypress Mt. Comment
  SD39895  Cuscuta californica var. californica Edith A. Purer 1932-8-28 4854 San Luis Obispo Oceana Comment
  SD249192  Cuscuta occidentalis David Keil, Janet Haden 1988-5-24 20674 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. 35 Comment
  OBI14798  Cuscuta salina D. Waive Stager 1972-8-21 36 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI22972  Cuscuta salina Richard Teague 1979-11-10 13 San Luis Obispo Morro Bay 0 Comment
  OBI57167  Cylindropuntia californica var. parkeri David J. Keil 1998-5-20 27316 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  OBI43380  Cynodon dactylon Eric Wise 1982-5-17 1485 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI72017  Cynoglossum grande Michael Walgren 2010-2-1 69 San Luis Obispo Irish Hills, Montana de Oro State Park. New property acquisition known as the 160 acre "Baseri" property at 4840 See Canyon rd, approx 8 mi from Los Osos Valley Rd and 0.5 mi from jctn with Perfumo Cyn rd. Inland portion of property on inland side of See Cyn rd 335 Comment
  OBI33440  Cyperus eragrostis David J. Keil 1983-10-21 17985 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  OBI72826  Cyperus eragrostis Michael Walgren 2010-8-18 155 San Luis Obispo Morro Strand State Beach; in N Morro Bay. W of and between, the Cloisters housing development streets of Indigo Cir and Emerald Cir Comment
  OBI44818  Cyperus eragrostis David J. Keil 1979-7-1 13110 San Luis Obispo San Luis Range, lower Prefumo Cyn Comment
  UCSB59918  Cyperus eragrostis Penkala, B.; Ryan, P. 1987-7-2 San Luis Obispo Southeast ca. 1/4 mile from Cholame 347 Comment
  UCR32073  Dactylis glomerata David J. Keil, Melissa Luckow, D. Walters, M. G. McLeod, C. Cunningham, et al. 1983-6-12 17149 San Luis Obispo Central Coast, Along Hwy 1 north of San Simeon, vicinity of Arroyo de los Chinos and Arroyo de la Cruz Comment
  OBI49120  Danthonia californica Unknown 1882-5-9 3248 San Luis Obispo Comment
  CDA20928  Datura wrightii G. F. Hrusa 1993-5-2 11072 San Luis Obispo Paso Robles: approx. 50 meters S of Niblick Rd. bridge on E side of Salinas River. 0 Comment
  OBI77445  Deinandra corymbosa Robert F. Hoover 1946-7-21 6236 San Luis Obispo Coast W of Cambria Comment
  CAS-BOT-BC299159  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1946-7-21 6236 San Luis Obispo Coast west of Cambria Comment
  CAS-BOT-BC299182  Deinandra corymbosa subsp. corymbosa Clare B. Hardham 1960-6-17 6298 San Luis Obispo Cambria, Santa Lucia Mountains Comment
  CAS-BOT-BC299186  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1947-5-25 7225 San Luis Obispo Coast directly west of Cambria Comment
  CAS-BOT-BC299163  Deinandra corymbosa subsp. corymbosa Clare B. Hardham 1956-8-8 1283 San Luis Obispo Near mouth of Villa Creek, Santa Lucia Mountains Comment
  CAS-BOT-BC300050  Deinandra corymbosa subsp. corymbosa Wm. M. Hiesey 1937-8-12 391 San Luis Obispo Near San Carpojo Creek along coast highway Comment
  UC1069502  Deinandra fasciculata G. T. Nordstrom 1937-6-5 1318 San Luis Obispo 3.3 mi s of Mammoth Rock School; Adelaida Quadrangle Comment
  OBI56385  Deinandra fasciculata David J. Keil 1992-1 22848 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  UC1392766  Deinandra fasciculata R. F. Hoover 1969-8-1 11513 San Luis Obispo just s Cambria (near Perry Creek summit) Comment
  CAS-BOT-BC130987  Deinandra halliana Ernest C. Twisselmann 1963-5-4 8122 San Luis Obispo Cholame Valley: Junction of Highways 41 and 466, 1.5 mile east of Cholame 365 Comment
  JEPS4787  Deinandra halliana Rimo Bacigalupi, and G. T. Robbins 1952-4-16 3416 San Luis Obispo junction of State Highway 41 and U. S. Highway 466 Comment
  CAS-BOT-BC299354  Deinandra increscens subsp. increscens R. F. Hoover 1964-8-14 9247 San Luis Obispo Jack Lake Comment
  OBI23421  Deinandra increscens subsp. increscens Robert F. Hoover 1969-9-23 11618 San Luis Obispo S end of Morro Bay Comment
  UC897688  Deinandra increscens subsp. increscens Alice Eastwood and John Thomas Howell 1938-6-15 5972 San Luis Obispo between Cambria and San Simeon Comment
  UC1392867  Deinandra increscens subsp. increscens R. F. Hoover 1969-9-15 11590 San Luis Obispo San Bernardo Creek Comment
  OBI28729  Deinandra paniculata David J. Keil 1980-9-19 14223 San Luis Obispo 5 mi N of hwy 58 along Shell Creek rd, just S of Canyon Ranch Comment
  CAS-BOT-BC292037  Deinandra pentactis L. R. Abrams 1913-7-20 5043 San Luis Obispo Templeton Comment
  OBI29292  Deinandra pentactis David J. Keil 1980-9-15 14193 San Luis Obispo Avenales Wildlife Area along Shell Crk rd ca 1.3 mi N of Calif Rte 58 Comment
  UC1392762  Deinandra pentactis R. F. Hoover 1969-6-3 11365 San Luis Obispo Windmill Creek; La Panza district Comment
  UC1392932  Deinandra pentactis R. F. Hoover 1969-9-9 11577 San Luis Obispo 4 mi w of Paso Robles; Road to Nacimiento Dam Comment
  SBBG117844  Delairea odorata J. Olson 2002-7-18 San Luis Obispo Camp San Luis Obispo 220 Comment
  UCD95638  Delphinium californicum G. F. Hrusa 1987-6-19 5425 San Luis Obispo San Luis Obispo County: Canyon of Coon Creek SE of Montana de Oro State Park. 152 Comment
  CAS-BOT-BC9192  Delphinium cardinale Chester Dudley 1927-6-1 s.n. San Luis Obispo Fern Canyon, 2 miles west of Paso Robles Comment
  RSA68763  Delphinium gypsophilum subsp. gypsophilum R. S. Woglum 1938-5-14 1699 San Luis Obispo 9-10 miles from Jolon on the San Simeon Road Comment
  RSA140522  Delphinium parryi Clare B. Hardham 1958-6-3 3527 San Luis Obispo San Luis Obispo: Chimney Rock Ranch, road to Adelaida Comment
  RSA342261  Delphinium parryi Robert F. Thorne, Percy C. Everett 1963-6-8 32175 San Luis Obispo 6 miles NW of Bradley on road to Jolon 213 Comment
  UCSB57211  Delphinium parryi Ryan, P.; Callaway, R. 1987-4-30 San Luis Obispo Santa Margarita Ranch; 3/4 mile southeast of town of Santa Margarita 304 Comment
  OBI7624  Delphinium parryi subsp. eastwoodiae Christian Smith 1974-5-13 San Luis Obispo Reservoir Cyn Comment
  OBI58613  Delphinium parryi subsp. parryi David J. Keil 1998-4-28 26978 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
  CAS-BOT-BC116365  Delphinium parryi subsp. parryi Mary E. Wall 1933-5-25 s.n. San Luis Obispo Santa Margarita, El Dorado School Comment
  CAS-BOT-BC121445  Delphinium parryi subsp. parryi Alice Eastwood 1928-5-17 15136 San Luis Obispo Along the old road to Pozo Comment
  UC1315098  Delphinium parryi subsp. parryi R. F. Hoover 1967-5-20 10579 San Luis Obispo w side of plain about 1 mi s California Valley headquarters; Carrizo Plain Comment
  UC1927764  Delphinium parryi subsp. parryi David Keil 1998-6-8 27686 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  HSC101859  Delphinium parryi subsp. purpureum J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12741 San Luis Obispo Along Soda Lake Road. 597 Comment
  CAS-BOT-BC17127  Delphinium recurvatum R. F. Hoover 1967-5-20 10581 San Luis Obispo West side of Carrizo Plain about 1 mi. s. of California Valley headquarters. Comment
  CAS-BOT-BC17132  Delphinium recurvatum Eben McMillan 1958-4-18 43 -4 San Luis Obispo Low hills southeast of Soda Lake 670 Comment
  LA38367  Delphinium umbraculorum Lewis; Epling 781 San Luis Obispo 1.2 mi. N. of Avila Comment
  RSA122791  Delphinium variegatum C. A. Graham 1936-4-14 336 San Luis Obispo 3/4 miles W of Lynch Ranch. 396 Comment
  CHSC47114  Dendromecon rigida L. P. Janeway 1988-6-10 2742 San Luis Obispo Near Calf Cyn Rd (hwy 58) ca 1 1/4 mi E of Creston Rd (hwy 229). Along edge of dirt road. 441 Comment
  RSA0039714  Dendromecon rigida LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6506 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
  OBI28209  Dendromecon rigida Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E Cuesta Ridge, 2.7 mi Se of hwy 101 Comment
  SD25224  Dendromecon rigida Frank F. Gander 1939-5-15 7582 San Luis Obispo La Panza Public Camp'; Los Padres National Forest. Comment
  SEINET5339601  Dendromecon rigida J. Roadhouse 1905-1 53 San Luis Obispo San Luis Obispo. Comment
  RSA0034901  Dentaria californica W. M. Arbaugh 1968-3-21 None San Luis Obispo Sea Canyon Comment
  CAS-BOT-BC194303  Deschampsia cespitosa subsp. cespitosa R. F. Hoover 1947-6-2 7261 San Luis Obispo Cambria Comment
  OBI47418  Deschampsia danthonioides David J. Keil 1981-4-9 14290 San Luis Obispo 2.5 mi beyond Shell Crk along State hwy 58 Comment
  CAS-BOT-BC201839  Deschampsia elongata John Thomas Howell 1964-6-30 40870 San Luis Obispo Cambria Comment
  RSA797192  Descurainia Patricia Wilder 1965-4-10 1829 San Luis Obispo Nipomo Mesa, field W of Nipomo, alt Pacific Drainage 107 Comment
  RSA70694  Descurainia pinnata L. S. Rose 1950-5-13 50124 San Luis Obispo Oso Flaco Lake region Comment
  UC2027114  Descurainia sophia Greg Wilvert with Fred Hrusa 2005-4-1 75 San Luis Obispo Southeast Half of Caliente Range: Next to Lawson Spring Comment
  UC454406  Dichelostemma capitatum I. J. Condit 1908-1-22 San Luis Obispo Cal Poly canyon San Luis Obispo Comment
  SBBG95348  Dichelostemma capitatum subsp. capitatum C. Zeeb 1984-1-21 7 San Luis Obispo 0.6 mi E of Pennington Crk Rd Comment
  OBI64791  Diplacus douglasii D. R. Miller 1995-3-7 395 -556 San Luis Obispo Pine Mt Region. Across from Ridge Gate; E slope of Pine Mtn; Pico Crk drainage 914 Comment
Read comments
Mar 12 2017
  SBBG107620  Diplacus longiflorus C. B. Hardham 1959-5-20 4566 San Luis Obispo Cantinas Crk 243 Comment
  CAS-BOT-BC150720  Diplacus longiflorus Ernest C. Twisselmann 1955-5-27 2029 San Luis Obispo Navajo Canyon 769 Comment
  CDA6699  Dipsacus sativus L. Julian 2000-10-12 1 San Luis Obispo On route to Escuela Ranch. Road opposite Cuesta College from Highway 1. 0 Comment
  OBI58424  Distichlis spicata Austin P. Griffiths 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. On shoreline on the bay side 1/3 way S of point on Morro Bay Sandspit Comment
  OBI6265  Distichlis spicata Robert F. Hoover 1969-7-19 11498 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  CAS-BOT-BC195714  Distichlis spicata R. F. Hoover 1964-7-11 9161 San Luis Obispo Edna Marsh Comment
  OBI22317  Distichlis spicata Robert F. Hoover 1964-7-9 9120 San Luis Obispo Santa Margarita Comment
  OBI43366  Distichlis spicata Eric Wise 1981-6-7 465 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI64456  Distichlis spicata David J. Keil 2001-5-10 29441 a San Luis Obispo Palo Prieto Canyon, beside Bitterwater Valley Road, about 0.4?0.7 miles west from Kern County line 506 Comment
  RSA0008592  Dithyrea maritima Robert F. Hoover 1947-7-11 7300 San Luis Obispo South end of Morro Bay Comment
  POM203262  Dodecatheon clevelandii subsp. insulare J. T. Howell 1931-3-22 5940 San Luis Obispo Summit of Cuesta Pass. Comment
  OBI20957  Downingia cuspidata Robert F. Hoover 1958-5-12 8474 San Luis Obispo 1 mi N of Creston on rd toward Shandon Comment
  CAS-BOT-BC70984  Dryopteris arguta Clare B. Hardham 1956-1-1 16 San Luis Obispo V/2 Ranch, West of Templeton Woods Comment
  UCD101859  Dudleya abramsii subsp. bettinae Daryl Koutnik 1978-6-19 540 San Luis Obispo San Luis Obispo County: San Bernardo Creek. 91 Comment
  OBI15247  Dudleya abramsii subsp. murina Robert F. Hoover 1969-6-23 11384 San Luis Obispo San Luis Obispo, end of Lawrence Dr Comment
  SD106229  Dudleya abramsii subsp. murina K. Nakai 1980-6-4 616 San Luis Obispo San Luis Obispo, Cuesta Canyon Park, on the north end of the parking lot. Comment
  SD70395  Dudleya blochmaniae Rimo Bacigalupi, F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7420 San Luis Obispo On serpentine outcrop directly above and east of Morro Beach, just south of town water tank. 89 Comment
  CDA11546  Dudleya lanceolata G. F. Hrusa, D. Ragan 1995-6-2 12381 San Luis Obispo Los Padres Natl. Forest. Black Butte Research Natural Area. Near summit of Mt. Lowe, N-facing slope. Comment
  OBI26212  Dudleya lanceolata Mark E. Schneider 1974-6-1 s.n. San Luis Obispo NE side of Cerro San Luis Obispo 91 Comment
  OBI66035  Dudleya palmeri Kristin Brewer, Sarah Blaser 2006-6-13 7 San Luis Obispo 2051 O'Conner Way, in the hills behind the house, W of Bishop Peak Comment
  CAS-BOT-BC415008  Dudleya palmeri E. K. Balls 1953-6-30 10136 San Luis Obispo 1.8 mi. S of Piedras Blancas Coastguard Station, State Hwy. #1 6 Comment
  OBI53026  Dudleya pulverulenta David J. Keil 1995-6-11 25345 San Luis Obispo San luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  UC1953279  Dudleya pulverulenta David Keil 2009-3-22 30568 San Luis Obispo San Luis Range. Upper Prefumo Canyon. Comment
  OBI79117  Dysphania ambrosioides David J. Keil 2011-11-9 31177 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Lagoon at mouth of Arroyo Grande Creek Comment
  JEPS119345  Eastwoodia elegans R. Snyder, K. Soler 2012-4-30 CA 160 -01 San Luis Obispo 1 mile past entrance to caliente ridge, intermittent on both sides of road. Carrizo Plain National Monument Comment
  OBI56694  Eastwoodia elegans David J. Keil 1998-5-11 27178 San Luis Obispo Caliente Range, 4.1 mi from Soda Lake Rd. along Selby Rd. Comment
  CAS-BOT-BC291046  Eastwoodia elegans Chester Dudley 1936-5-1 s.n. San Luis Obispo Painted Rock, Carrisa Plains [Carrizo Plain] Comment
  OBI16604  Eastwoodia elegans Robert F. Hoover 1947-5-10 7156 San Luis Obispo Cuyama Valley short distance above Taylor cyn Comment
  OBI66239  Echinochloa colona David J. Keil 1998-10-9 28136 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
  OBI72947  Echinochloa crus-galli David J. Keil, with V. L. Holland and Lynne Dee Oyler 1991-9-5 22605 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  CAS-BOT-BC208918  Echinochloa crus-galli Ernest C. Twisselmann 1968-10-21 15037 San Luis Obispo Salinas River just north of the Highway 46 bridge, Paso Robles 181 Comment
  OBI43361  Echinochloa crus-galli Eric Wise 1981-9-29 1242 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  OBI33947  Eclipta prostrata David J. Keil 1983-10-21 17976 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  OBI81008  Ehrharta calycina David J. Keil 2015-2-14 32598 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  UCSB41689  Ehrharta calycina Cushenbery, Brent 1981-4-10 San Luis Obispo 3 mi NW of Guadalupe at Nipomo Mesa 106 Comment
  RSA0018917  Ehrharta erecta David J. Keil 2012-7-18 31414 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. Roadside zone in area with Mobile home park to west and railroad tracks to east. 6 Comment
  UCR231034  Ehrharta erecta A. C. Sanders 2011-12-31 39954 San Luis Obispo Central Coast, Morro Bay, in town at intersection of Main St. and Surf St. 26 Comment
  OBI35139  Eleocharis coloradoensis Eric Wise 1983-9-23 1794 San Luis Obispo N shore of Laguna Lake Comment
  OBI5039  Eleocharis macrostachya Robert J. Rodin 1956-5-22 6070 San Luis Obispo Near Atascadero Comment
  SEINET7063737  Eleocharis macrostachya A. G. Vestal 1947-4-21 s.n. San Luis Obispo Depression southwest of Estrella. UTM Zone 10, 718416mE, 3952093mN. (WGS84/NAD83). 230 Comment
  CHSC68446  Eleocharis parishii L. P. Janeway 1988-6-10 2745 San Luis Obispo Middle Branch Huerhuero Creek near Iron Spring; about 3 1/2 mi south of Creston. 381 Comment
  OBI35127  Eleocharis parishii Eric Wise 1981-6-27 758 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Cuyama River, 4.7 mi W of Pine Cyn Comment
  OBI53021  Elymus Kristina Hand 1992-7-15 s.n. San Luis Obispo Ridge between Prefumo cyn and See Cyn Comment
  OBI69704  Elymus X hansenii Steven A. Junak 1990-5-15 4330 San Luis Obispo Santa Lucia Mts: near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, along old rd on W side of Pick and Shovel Mine, about 0.1 mi S of house ruins 579 Comment
  HSC91851  Elymus condensatus Susan H. Bicknell 1989-8-6 San Luis Obispo Montana de Oro State Park Comment
  UC1146328  Elymus elymoides subsp. elymoides R. F. Hoover 1965-6-17 9432 San Luis Obispo ridge nw Cuesta Pass; Santa Lucia Range Comment
  OBI21767  Elymus farctus Robert F. Hoover 1947-7-18 7309 San Luis Obispo Oceano Beach Comment
  UCD62265  Elymus glaucus Lemmon Date Unknown San Luis Obispo San Luis Obispo County: San Luis Obispo. Comment
  OBI58432  Elymus mollis subsp. mollis Austin P. Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay Region. Along longitudinal sandridge just S of midinlet, bayside on Sandspit, Morro Bay 20 Comment
  CAS-BOT-BC228689  Elymus multisetus Ernest C. Twisselmann 1956-5-22 2858 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Kelly's Canyon, Red Hills 571 Comment
  OBI23606  Elymus multisetus Fred Hrusa 1980-7-26 76 San Luis Obispo Mt. Pinos and immediate lower elevations Comment
  UCR42652  Elymus triticoides subsp. multiflorus David J. Keil 1979-4-29 13050 San Luis Obispo Central Coast, See Canyon Comment
  OBI75467  Emmenanthe penduliflora Jenner Whitt 2003-4-3 20 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI51948  Emmenanthe penduliflora Steven A. Junak, Tina J. Ayers 1989-7-14 4112 San Luis Obispo Cuesta Ridge Botanical Area: Extreme N edge of Botanical Area, at end of powerline rd 0.4 mi SW of intersection with Tassajera Crk rd; intersection is 1.8 mi W of hwy 101 506 Comment
  UCD131283  Encelia californica G. Helmkamp 1997-6-21 2066 San Luis Obispo San Luis Obispo County: Questa Ridge north of San Luis Obispo and 0.4 mile west of radio towers. 260 Comment
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May 31 2014
  CDA13618  Ephedra californica G. F. Hrusa, T. D. Wilfred 1997-3-12 13649 San Luis Obispo Carrizo Plain; Deserty dry slopes at S end of Carrizo Plain +- 6-7 m. S of Washburn Ranch. Open gravelly roadside where hills reach plain floor.Common shrub to 2 meters. Pistillate. Comment
  UC1134385  Ephedra californica P. L. Johannsen 1937-4-13 1036 San Luis Obispo 2 mi sw of Crocker Spring (Plot 122); McKittrick Quadrangle Comment
  OBI58545  Epilobium campestre David J. Keil 1998-9-4 28072 San Luis Obispo Santa Margarita. 305 Comment
  RSA588469  Epilobium canum subsp. canum George Henry Grinnell 1930-8-13 s.n. San Luis Obispo Cambria Pines Comment
  CAS-BOT-BC166415  Epilobium canum subsp. canum David D. Keck 1933-5-5 2204 San Luis Obispo 4.5 miles west of San Luis Obispo on Morro Road Comment
  UC634753  Epilobium canum subsp. canum H. L. Mason 1929-10-12 5483 San Luis Obispo 4.3 mi w Atascadero; Atascadero Creek Comment
  OBI65186  Epilobium ciliatum subsp. ciliatum Greg Wilvert 2005-6-29 485 San Luis Obispo SE Half of the Caliente Range. Padrones Range 882 Comment
  SBBG110226  Epilobium ciliatum subsp. ciliatum C. B. Hardham 1957-7-31 2505 San Luis Obispo Cambria, Templeton Rd Comment
  OBI12038  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1946-8-24 6326 San Luis Obispo Near Laguna near San Luis Obispo in roadside ditch Comment
  OBI37142  Epilobium ciliatum subsp. watsonii Eric Wise 1981-9-29 1251 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  SBBG48511  Epipactis gigantea L. W. Edge 1974-6-11 457 San Luis Obispo between Santa Rita Cyn Rd and Old Crk Comment
  OBI1029  Equisetum R. F. Hoover 1948-4-14 7440 San Luis Obispo Mouth of Old Creek near Cayucos Comment
  OBI78794  Equisetum X ferrissii David J. Keil 2013-9-4 32016 San Luis Obispo Morro Bay State Park. East of Los Osos Middle School sports fields 13 Comment
  CAS-BOT-BC57180  Equisetum hyemale subsp. affine R. F. Hoover 1946-9-17 6422 San Luis Obispo Oceano Comment
  OBI35077  Equisetum laevigatum Eric Wise 1981-9-29 1220 San Luis Obispo Lopez Canyon. Approx. 6 miles NW of Hi Mtn. Road. Comment
  CAS-BOT-BC57593  Equisetum telmateia R. F. Hoover 1946-9-17 6423 San Luis Obispo Oceano Comment
  OBI21809  Eragrostis mexicana Robert F. Hoover 1966-9-16 10063 San Luis Obispo 2 mi S of Creston Comment
  CAS-BOT-BC209648  Eremalche parryi Clare B. Hardham 1959-4-14 4256 San Luis Obispo Intersection Shell Creek Road and Cammatti Road Comment
  CAS-BOT-BC257131  Eremalche parryi subsp. kernensis D. H. Wilken; E. L. Painter; P. De Vries 2011-3-30 17931 San Luis Obispo Hills ca. 2.5 km ENE of Wells Ranch, 4.4 km SW of BM 2037 on Soda Lake Rd, Carrizo Plain Nat Monument 680 Comment
  OBI77130  Eremalche parryi subsp. kernensis Craig Woods 1978-4-9 41 San Luis Obispo Carrizo plain, 1/2 mi NW of Hurricane rd, along Sim. Soda lake rd 747 Comment
  CAS-BOT-BC214409  Eremalche parryi subsp. kernensis Ernest C. Twisselmann 1955-4-6 1807 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Panorama Hills, southeastern San Luis Obispo County 792 Comment
  OBI12401  Eremalche parryi subsp. kernensis Robert F. Hoover 1966-4-2 9793 San Luis Obispo Between Panorama Hills and main Temblor Range; just N of Crocker Grade Comment
  RSA0104112  Eriastrum calocyanum R. C. Bacigalupi, G. Thomas Robbins, Keith Harrison 1955-5-16 5143 San Luis Obispo Along direct road from La Panza to Creston, 0.5 mile west of junction of Commatti Canyon Road from Shandon. 457 Comment
  UC1034567  Eriastrum densifolium subsp. densifolium R. F. Hoover 1947-7-10 7295 San Luis Obispo short distance n north edge of Santa Maria Valley (on Guadalupe-Arroyo Grande road) Comment
  OBI11575  Eriastrum densifolium subsp. densifolium R. F. Hoover 1947-7-10 7295 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe--Arroyo Grande road. Comment
  RSA0107376  Eriastrum densifolium subsp. densifolium C. B. Wolf 1941-7-10 10974 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
  JEPS99140  Eriastrum pluriflorum Clare B. Hardham 1963-6-20 10845 San Luis Obispo Freeborn Mountain Comment
  UCR153986  Ericameria arborescens R. D. Goeden 1998-9-10 s.n. San Luis Obispo Cuesta Ridge Botanical Area, north of San Luis Obispo 732 Comment
  OBI58662  Ericameria arborescens Greg Frugoli 1997-11-27 124 San Luis Obispo Lower loop trail of Cerro alto campground, Los Padres NF; site of Hwy 41 fire Comment
  OBI7038  Ericameria ericoides Marguerite Costigan 1972-10-22 31 San Luis Obispo 1/4 mi S of Suicide hIll, near Shark's Inlet 17 Comment
  CAS-BOT-BC292901  Ericameria ericoides R. F. Hoover 1966-9-12 9986 San Luis Obispo Bed of Santa Marea River north of Santa Maria Comment
  SFV15536  Ericameria linearifolia I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 380 San Luis Obispo Carrizo Plain 14.7 miles south on Elkhorn Road from intersection with Simmler Road. On slight northern slope. 671 Comment
  UCR122487  Ericameria linearifolia George K. Helmkamp, E. A. Helmkamp 2001-5-2 6632 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 Comment
  CAS-BOT-BC292331  Ericameria linearifolia W. R. Dudley 1893-12-28 s.n. San Luis Obispo Near Port Hartford Comment
  CAS-BOT-BC293644  Erigeron blochmaniae R. F. Hoover 1947-7-10 7296 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe-Arroyo Grande road Comment
  OBI16522  Erigeron blochmaniae Barrett Anderson 1973-8-7 379 San Luis Obispo South end of Morro Bay Comment
  SBBG18354  Erigeron blochmaniae M. A. Piehl 1963-8-4 63786 San Luis Obispo outlet of Oso Flaco Lake Comment
  UC1321342  Erigeron blochmaniae R. F. Hoover 1966-9-21 10083 San Luis Obispo Oso Flaco Lake Comment
  OBI16516  Erigeron blochmaniae Robert F. Hoover 1947-7-10 7296 San Luis Obispo Short distnace north of norh edge of Santa Maria Valley on Guadalupe Arroyo Grande rd. Comment
  OBI31085  Erigeron canadensis Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI53295  Erigeron foliosus Lynne Dee Oyler 1986-2-22 321 San Luis Obispo American Canyon blue oak study site in deer exclosure. Los Padres NF. S1/2, SW 1/4, sec 28, R16E, T30S, MDBM Comment
  CAS-BOT-BC308743  Erigeron foliosus var. foliosus Ernest C. Twisselmann 1952-7-1 541 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 640 Comment
  OBI16545  Erigeron foliosus var. foliosus Robert F. Hoover 1965-9-18 9580 San Luis Obispo Calf Canyon Comment
  RSA171042  Erigeron glaucus R. F. Thorne, Percy C. Everett 1963-6-12 32266 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point Comment
  UCSB22553  Erigeron glaucus Kahrmann, C. 1965-5-22 San Luis Obispo Highway 1, 6 miles south of San Simeon 12 Comment
  UCSB25284  Erigeron glaucus Broder, Richard 1960-3-19 San Luis Obispo South side of State Highway 1, 4 miles NW of Cambria Comment
  CAS-BOT-BC295733  Erigeron petrophilus var. petrophilus R. F. Hoover 1950-6-21 8000 San Luis Obispo Between Rocky Butte & Pine Mt., Santa Lucia Range Comment
  SBBG95658  Eriodictyon altissimum D. Keil 1986-6-7 19636 San Luis Obispo Los Osos, between extensions of Palisades Ave and Ravenna Ave Comment
  UC1124361  Eriodictyon tomentosum H. C. Lee 1936-5-21 619 San Luis Obispo mouth of Oso Creek; Santa Barbara National Forest, Nipomo Quad., Oso Creek Comment
  CAS-BOT-BC248561  Eriogonum angulosum Ernest C. Twisselmann 1953-8-15 700 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Hills, 7 miles south of Cholame 670 Comment
  CAS-BOT-BC248577  Eriogonum angulosum Eben McMillan 1952-5-29 135 San Luis Obispo Pinole Ranch- Bitterwater Creek. 12 mi. s. 18 mi. e. Shandon Comment
  CAS-BOT-BC241995  Eriogonum cinereum Ernest C. Twisselmann 1960-8-22 5990 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County Comment
  UC101528  Eriogonum cithariforme J. G. Lemmon and wife May 1887 San Luis Obispo near Santa Margarita; Baron Schroeder's Ranch Comment
  UCR67891  Eriogonum cithariforme var. agninum Steven A. Junak 1990-4-26 4206 San Luis Obispo Santa Lucia Mtns., Near N boundary of Cuesta Ridge Botanical Area, c. 0.4 mi south of Tassajera Creek Road at S end of dirt road on Ames property, which is c. 1.8 mi west of intersection with hwy 101 518 Comment
  UC6483  Eriogonum clavatum L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges, Estrella Comment
  UC1296094  Eriogonum covilleanum R. F. Hoover 1949-5-1 7638 San Luis Obispo summit of Cottonwood Pass Cottonwood Pass Comment
  UCSB17609  Eriogonum covilleanum Hardham, Clare 1961-4-8 San Luis Obispo Cottonwood Pass Route 41 east of Cholame 609 Comment
  CAS-BOT-BC246598  Eriogonum elegans R. F. Hoover 1946-6-30 6222 San Luis Obispo North bse of La panza Range (nw. of Comatti Ranch) Comment
  UCR146973  Eriogonum elongatum var. elongatum George K. Helmkamp, E. A. Helmkamp 2004-10-8 8855 San Luis Obispo Outer South Coast Range, NE edge of Santa Lucia Wilderness Area; along Hi Mountain Road and beside Salt Creek, 8.0 mi. NE of Lopez Lake entrance 399 Comment
  CAS-BOT-BC249891  Eriogonum fasciculatum var. fasciculatum R. F. Hoover 1965-8-1 9495 San Luis Obispo Cuests [Cuesta] Park, San Luis Obispo Comment
  SBBG104195  Eriogonum fasciculatum var. fasciculatum E. R. Blakley 1993-3-20 7553 San Luis Obispo LaBord Adobe, Cuyama River cyn Comment
  UC54812  Eriogonum fasciculatum var. foliolosum Mrs. R. W. Summers March, 1903 San Luis Obispo Santa Lucia Mts. Comment
  UC1032063  Eriogonum fasciculatum var. polifolium T. M. Hendrix 1939-5-17 1040 San Luis Obispo 1.1 mi n Branch Mt.; Los Padres National Forest, Branch Mt. Quadrangle Comment
  OBI11086  Eriogonum gossypinum Robert F. Hoover 1967-6-4 10609 San Luis Obispo Cyn in temblor range near N end of Elkhorn Plain Comment
  CAS-BOT-BC261160  Eriogonum gracillimum James L. Reveal 1978-6-25 4766 San Luis Obispo Along California Highway 58, 2 mile east of the San Juan River Bridge at the base of Syncline Hill, 1.3 miles west of the Cholame turnoff 609 Comment
  RSA279678  Eriogonum gracillimum James L. Reveal 1978-6-25 4766 San Luis Obispo Along California Highway 58, 2 miles east of the San Juan River Bridge at the base of Syncline Hill, 1.3 miles west of the Cholame turnoff. 610 Comment
  UC1296189  Eriogonum inerme R. F. Hoover 1952-6-10 8243 San Luis Obispo Black Mt. La Panza Range Comment
  OBI76684  Eriogonum nudum var. indictum Jason Dart 2007-8-31 301 San Luis Obispo Palo Prieto Conservation Bank. Temblor Range, Still Parcel, 0.6 mi ESE of Twisselman Lake 713 Comment
  CAS-BOT-BC271981  Eriogonum nudum var. pubiflorum R. F. Hoover 1946-9-15 6408 San Luis Obispo La Panza District Comment
  SBBG25770  Eriogonum ordii C. B. Hardham 1962-4-13 8973 San Luis Obispo S end of Carissa Plains Comment
  OBI30871  Eriogonum parvifolium Julie M. Vanderweir 1979-8-26 199 San Luis Obispo Indian Knob Tar Sands Comment
  SEINET3405007 Image available Eriogonum parvifolium Susan G. Stokes 1932-8-29 20 San Luis Obispo Pismo Beach Comment
  SEINET7072459  Eriogonum parvifolium A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. 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-BC268356  Eriogonum roseum R. F. Hoover 1949-5-22 7723 San Luis Obispo 14 mi. E. of Creston on La Panza road Comment
  CAS-BOT-BC268389  Eriogonum roseum R. F. Hoover 1946-8-18 6314 San Luis Obispo Cammatti Bench, north of La Panza Comment
  OBI10958  Eriogonum roseum Ernest C. Twisselmann 1953-9-18 770 San Luis Obispo Plants of Temblor Range and the Wester San Joaquin Valley. Hills at summit of Palo Prieta Cyn, 7 mi S of Cholame 671 Comment
  OBI10964  Eriogonum roseum Robert F. Hoover 1965-9-15 9563 San Luis Obispo Sand hills N of Pozo Comment
  CAS-BOT-BC263440  Eriogonum temblorense Ernest C. Twisselmann 1967-5-23 13104 San Luis Obispo West slope of Cottonwood Pass 502 Comment
  UCD83075  Eriogonum temblorense CNPS SSN-SJV Foothill Team 2008-5-7 100 San Luis Obispo San Luis Obispo County; Carrizo Plains, lower Caliente Hills. 664 Comment
  CAS-BOT-BC263434  Eriogonum temblorense Ernest C. Twisselmann 1965-9-15 11564 San Luis Obispo Summit of Antelope Grade on Highway 46, Temblor Range and the Western San Joaquin Valley 518 Comment
  UCSB29054  Eriogonum vimineum Hardham, Clare 1959-6-19 San Luis Obispo Santa Barbara Rd; Atascadero Comment
  CAS-BOT-BC264905  Eriogonum viridescens R. F. Hoover 1967-6-4 10591 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  SBBG30793  Eriogonum viridescens C. B. Hardham 1963-6-20 10932 San Luis Obispo Freeborn Mtn Comment
  OBI10935  Eriogonum viridescens Robert F. Hoover 1949-6-4 7748 San Luis Obispo San Juan river on Pozo-Simmler rd Comment
  OBI41052  Eriophyllum confertiflorum David J. Keil 1986-5-13 19440 San Luis Obispo Hi Mountain Rd near Hi Mtn Lookout 945 Comment
  SBBG124865  Eriophyllum confertiflorum var. confertiflorum C. B. Hardham 1964-6-19 12058 San Luis Obispo near Polar Star Mine, San Carpoforo Crk below cmpgrd Comment
  OBI24092  Eriophyllum multicaule Janice M. Toyoshima 1979-4-21 A 2 -21 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  POM68505  Eriophyllum multicaule Nicholson 1925-3-8 s.n. San Luis Obispo West of Nipomo Comment
  RSA191896  Eriophyllum multicaule R. F. Thorne, Percy C. Everett 1963-4-21 31613 San Luis Obispo S side of Morro Bay. 6 Comment
  CAS-BOT-BC301902  Eriophyllum pringlei R. F. Hoover 1947-4-12 6910 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  SBBG35850  Eriophyllum staechadifolium R. N. Philbrick 1964-6-4 San Luis Obispo just N of Cambria County Park Comment
  SEINET8687417 Image available Eriophyllum staechadifolium Mrs. R. W. Summers 1886-6-17 s.n. San Luis Obispo Sand Beach, Morro Bay Comment
  HSC91870  Erodium botrys Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI8511  Erodium botrys Dave Imper 1976-11-27 2 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  RSA0036675  Erodium brachycarpum LeRoy Gross, Evan Meyer 2014-4-15 6238 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. [From] Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon. Near 35.24611N 120.48745W., Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  CDA25881  Erodium moschatum Beth Waterbury 1983-2-4 19 San Luis Obispo San Luis Obispo, located in cultivated field at northeast corner of Prado Road. and Elks Lane. 0 Comment
  UC1872931  Eruca vesicaria subsp. sativa David Keil 2001-3-28 29214 San Luis Obispo Polonio Pass area. Antelope Road, 0.6 mi from Hwy 46 along road to State Water Pipeline water treatment plant. 512 Comment
  UC2027208  Eruca vesicaria subsp. sativa Mike Stiles 2012-4-9 San Luis Obispo Campus. California Polytechnic State University Comment
  CAS-BOT-BC211082  Eryngium aristulatum var. hooveri R. F. Hoover 1946-8-3 6265 San Luis Obispo Laguna near San Luis Obispo Comment
  OBI66707  Eryngium pendletonense David J. Keil, with Robyn Cox, Cindy sage and Orrin Sage 2002-2-11 29743 San Luis Obispo Between Cinnabar Hill and Oak Knoll, South of Arroyo de la Cruz Comment
  SBBG32193  Eryngium vaseyi E. C. Twisselmann 1968-9-12 14926 San Luis Obispo T. Franklin Twisselmann Ranch, Choice Valley 609 Comment
  CAS-BOT-BC54468  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-5-8 832 San Luis Obispo By Atascadero Oil Station, near Creston. 609 Comment
  CAS-BOT-BC54469  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-5-8 832 San Luis Obispo By Atascadero Oil Station, near Creston. 609 Comment
  CAS-BOT-BC54472  Erysimum capitatum Ernest C. Twisselmann 1954-3-21 906 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 6 miles south of US 466. 579 Comment
  SBBG29877  Erysimum capitatum var. capitatum L. Constance 1940-3-22 2538 San Luis Obispo near San Juan Crk, Syncline Hill, 5 mi E of La Panza 548 Comment
  OBI15032  Erysimum capitatum var. capitatum Rimo Bacigalupi, R. S. Ferris and G. T. Robbins 1955-5-23 5190 San Luis Obispo On road from Creston to Shandon, 4.5 mi N of Creston Cemetary 457 Comment
  RSA303557  Erysimum capitatum var. capitatum J. R. Shevock 1972-4-1 1509 San Luis Obispo N Fork Gillus Canyon. 360 Comment
  UC1126649  Erysimum suffrutescens H. C. Lee 1936-2-21 408 San Luis Obispo Black Lake Canyon Arroyo Grande Quadrangle Comment
  UCR202901  Erysimum suffrutescens George K. Helmkamp, E. A. Helmkamp 2000-3-15 5333 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  SBBG93703  Eschscholzia caespitosa S. A. Junak 1990-5-1 4298 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 548 Comment
  CAS-BOT-BC402827  Eschscholzia caespitosa Clare B. Hardham 1956-4-4 376 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Jack Mt. 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
  UC455322  Eschscholzia caespitosa E. P. Unangst 1906-4-21 San Luis Obispo Davis Canyon San Luis Obispo Comment
  OBI35294  Eschscholzia californica Melody Dickens 1980-5-30 30 BH San Luis Obispo Black Hill, Morro Bay state Park. Near base of hill Comment
  SBBG104415  Eschscholzia californica M. D. Proctor, E. A. Young 1993-3-19 ROB 251 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  SBBG95351  Eschscholzia californica C. Zeeb 1984-1-28 18 San Luis Obispo Los Osos (Morro Bay Kangaroo Rat reserve) Comment
  OBI6958  Eschscholzia californica John V. Stechman 1965-8-10 s.n. San Luis Obispo Coastal plain near main road Comment
  JEPS21743  Eschscholzia hypecoides H. C. Lee 1937-6-1 1026 San Luis Obispo 2.5 mi w Paso Robles; Paso Robes Quadrangle Comment
  JEPS35450 Image available Eschscholzia lemmonii J. G. Lemmon June 1887 San Luis Obispo Lemmon dry lakes; Near Cholame val. Comment
  CAS-BOT-BC76471  Eschscholzia lemmonii Ernest C. Twisselmann 1962-4-2 6750 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Davidson Hills just east of Grant's Lake. 594 Comment
  CAS-BOT-BC91561  Eschscholzia minutiflora R. F. Hoover 1949-5-29 7732 San Luis Obispo Cottonwood Pass, west side. Comment
  OBI22805  Eucalyptus camaldulensis Peter Gray 1971-2-25 20 San Luis Obispo Cal Poly campus; Adj to Erhart ag and English bldgs Comment
  OBI12260  Eucalyptus globulus Ross Dileo 1960-2-27 2 San Luis Obispo Cal Poly campus, San Luis Obispo Comment
  OBI27283  Eucalyptus rudis David J. Keil 1976-11-4 11873 -1 San Luis Obispo Campus of Calif Polytechnic State University, San Luis Obispo Comment
  HSC91856  Eucrypta chrysanthemifolia Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  OBI75085  Eucrypta chrysanthemifolia var. chrysanthemifolia Michael Walgren 2011-4-27 226 San Luis Obispo Pacific Gas and electric Diablo Nuclear Facility Comment
  OBI70083  Eucrypta chrysanthemifolia var. chrysanthemifolia Bernard Miossi 1939-5-5 82 San Luis Obispo One mi N of San Luis Obispo and 1/4 mi N of hwy 101 76 Comment
  OBI33102  Euphorbia maculata David J. Keil 1983-7-16 17406 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI57819  Euphorbia maculata David J. Keil 1998-5-20 27333 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  UC1969527  Euphorbia oblongata David Keil 1998-4-9 26613 San Luis Obispo Pismo Beach; southbound freeway exit just N of Hinds Ave exit. Comment
  OBI14402  Euphorbia peplus Betty Sheehan 1957-10-10 2 San Luis Obispo Sci Bldg, Cal Poly campus Comment
  UC868928  Euphorbia spathulata Marcus E. Jones, A. M. 1882-5-9 3482 San Luis Obispo San Luis Obispo Comment
  SBBG118298  Eurybia radulina M. Petroelje, J. Clark 1998-7-9 San Luis Obispo S of shooting ranges; Camp San Luis Obispo Training Area H; LCTA plot 315 Comment
  OBI15451  Euthamia occidentalis Robert F. Hoover 1966-9-16 10027 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI51425  Euthamia occidentalis Larry Kelly, David J. Keil 1988-10-1 265 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI77532  Euthamia occidentalis Robert F. Hoover 1965-9-7 9542 San Luis Obispo Santa Lucia range. Santa rita crk W of Templeton Comment
  SBBG109466  Festuca C. B. Hardham 1961-4-26 6936 San Luis Obispo Franklin Grade, Adelaida Comment
  UCSB51270  Festuca bromoides Ferren, Wayne 1984-4-18 San Luis Obispo vicinity of proposed road connecting two vehicular campground sites, Upper Campground Area; San Simeon State Beach 60 Comment
  UCR91686  Festuca dertonensis George K. Helmkamp 1996-5-24 1024 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  UC1153411  Festuca elmeri R. F. Hoover 1948-5-3 7511 San Luis Obispo See Canyon Comment
  SBBG118210  Festuca myuros M. Wetherwax, E. Painter 2003-5-13 CR 451 San Luis Obispo Boy Scout Rd toward Twin Bridges parking area, Nacimiento River; Camp Roberts Comment
  OBI34403  Festuca octoflora David J. Keil, Kathy Jones 1982-4-4 15841 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI21963  Festuca perennis Jim Heaston 1955-10-9 22 San Luis Obispo Cal Poly, SLO Comment
  OBI43346  Festuca perennis Eric Wise 1982-4-29 1433 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI43341  Festuca perennis Eric Wise 1981-6-26 723 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey border Comment
  OBI50374  Festuca rubra David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17157 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  OBI31673  Foeniculum vulgare Smeltzer, Turnquist 1982-4-6 10 San Luis Obispo SE side of Laguna Lake Park Comment
  OBI8963  Foeniculum vulgare Betty Sheehan 1957-11-1 33 San Luis Obispo Cal Poly Campus. RR tracks Comment
  OBI2103  Fragaria chiloensis R. W. Summers 1982-2-17 244 San Luis Obispo Oso Filacco sand hills, by sea Comment
  UC650311  Fragaria vesca G. T. Nordstrom 1937-5-13 1210 San Luis Obispo 1.3 mi ene Asuncion School (Paso Robles Creek drainage); Santa Lucia Mountains, Adelaida Quad. 365 Comment
  UCSB2791  Fragaria vesca Jacobson, A. 1959-4-11 San Luis Obispo 0.8 mi from Hwy 1 on way to Cambria Pines Lodge Comment
  CAS-BOT-BC52657  Frangula californica subsp. californica Carl B. Wolf 1927-11-27 1457 San Luis Obispo Low hills near ocean So. of Pescadero Comment
  CAS-BOT-BC211641  Frankenia salina Chester Dudley 1926-8-21 s.n. San Luis Obispo Near mouth of Arroyo Grande Creek Comment
  OBI59479  Frankenia salina George Butterworth 1997-7-3 137 San Luis Obispo 40 yds S of Simmler Rd. 150 yds E of Soda Lake Rd 584 Comment
  UCR1177  Frankenia salina Frank C. Vasek 1958-5-3 580503- 05 San Luis Obispo Temblor Range, 0.4 mi. west of county line at Bitterwater Pumping Station, south of Kecks Corner 473 Comment
  CAS-BOT-BC205933  Fremontodendron californicum R. F. Hoover 1963-6-5 8562 San Luis Obispo Calf Canyon Comment
  OBI82488  Fritillaria affinis David J. Keil, with Kathleen Keil 2016-6-26 33284 San Luis Obispo Santa Rita Road between Cayucos and Templeton 350 Comment
  RSA68726  Fritillaria affinis Frank W. Peirson 1925-3-25 5691 San Luis Obispo Pismo Creek. 30 Comment
  CAS-BOT-BC130110  Fritillaria affinis Clare B. Hardham 1956-4-20 490 San Luis Obispo Thomas Ranch, Coon Canyon Comment
  SDSU19714  Fritillaria agrestis Sean Ryan, Michael G. Simpson 2010-4-1 27 San Luis Obispo East side of Hwy 58 on top of road cut, 0.7 miles west of junction with La Panza Road. Creston, CA. 458 Comment
  CAS-BOT-BC130279  Fritillaria biflora Alice Eastwood 1942-4-8 18971 San Luis Obispo San Simeon Bay Comment
  OBI21377  Fritillaria biflora Robert F. Hoover 1958-3-6 8413 San Luis Obispo Between Morro Bay and Cayucos (S of mouth of Toro Crk) Comment
  PASA568  Fritillaria biflora 4/14/ San Luis Obispo Near Templeton Comment
  UCSB57253  Fritillaria biflora Ryan, P.; Penkala, B. 1987-3-20 San Luis Obispo Reservoir Creek, approx. 1.2 miles along trail from end of Reservoir Road, just north of San Luis Obispo off Hwy 213 Comment
  CDA43319  Fuchsia magellanica David J. Keil 2011-3-5 30972 San Luis Obispo Cambria. Santa Rosa Creek riparian corridor, west side of Windsor Blvd., ca. 100 m from intersection with California Route 1. Comment
  OBI9953  Galium andrewsii Fred Rush 1957-1 s.n. San Luis Obispo S. Morro Bay Comment
  OBI79366  Galium angustifolium David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31671 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
  RSA0042949  Galium angustifolium subsp. angustifolium LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6533 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
  OBI9942  Galium aparine Robert F. Hoover 1947-3-21 6709 San Luis Obispo W base of Mt Bishop, near San Luis Obispo Comment
  UCD121702  Galium aparine G. F. Hrusa 1995-5-28 12227 San Luis Obispo San Luis Obispo County: On ridge immed. WNW of Peak 2. 600 Comment
  HSC91496  Galium californicum Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  OBI9935  Galium californicum subsp. flaccidum Robert F. Hoover 1947-5-25 7210 San Luis Obispo Cambria Comment
  UCD121751  Galium californicum subsp. flaccidum G. F. Hrusa 1993-5-22 11103 San Luis Obispo San Luis Obispo County: Approx. 1/2 mile N of Mt. Lowe. 600 Comment
  OBI73051  Galium californicum subsp. flaccidum David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25446 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  SBBG124825  Galium hardhamiae C. B. Hardham 1961-5-17 7072 San Luis Obispo 4 mi W of Ocean View Mine 762 Comment
  OBI70828  Galium parisiense David J. Keil, with V. L. Holland 2009-4-28 30589 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
  SBBG93563  Galium porrigens var. porrigens S. A. Junak 1989-4-27 3973 San Luis Obispo old fuelbreak or rd on N side of USFS Rd 29S11.3 which follows ridge N of Peak 2478, E portion of Cuesta Ridge Botanical Area 731 Comment
  OBI71648  Gamochaeta ustulata David J. Keil 1988-7-2 20830 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  SBBG48383  Garrya elliptica R. N. Philbrick, D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo TV rd near Cuesta Summit, ca. 1 mi W of Hwy 101 Comment
  OBI14140  Garrya flavescens Robert F. Hoover 1965-9-15 9558 San Luis Obispo Garcia Mtn, S of Pozo Comment
  OBI4302  Garrya veatchii Felice C. Movich 1969-5-5 158 San Luis Obispo Los Padres Natl Forest 4-5 mi SE of Cuesta Grade summit 610 Comment
  CDA2174  Gastridium phleoides David J. Keil, V. L. Holland 1999-4-27 28272 San Luis Obispo Camp Roberts, along McMillan Airstrip. 0 Comment
  UCR123549  Gazania linearis George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5336 A San Luis Obispo Central Coast, Atascadero State Beach, 1.2 mi NNW of the junction of Calif. Hwy 1 and Calif. Hwy 41 6 Comment
  CDA4138  Genista T. C. Fuller 1968-5-22 17072 San Luis Obispo Ardath Drive & Richard Avenue, Cambria. 0 Comment
  CDA4094  Genista monspessulana G. K. Helmkamp, E. A. Helmkamp 1998-5-19 3885 San Luis Obispo Santa Lucia Range. Southwest of Paso Robles along CA-46 at York Mountain Rd. Comment
  UC1927785  Geranium core-core David Keil 2005-6-24 30409 San Luis Obispo South of Harmony along Highway 1, just north of 43.5 mile post Comment
  SBBG11146  Geranium dissectum C. B. Hardham 1958-5-28 3405 San Luis Obispo San Marcos Crk, Chimney Rock Ranch, North Rd to Adelaida Comment
  UCSB9879  Geranium dissectum Fischer, Erica 1959-4-11 San Luis Obispo 13.9 miles from So. Cayucos on road leading to Cambria Comment
  OBI75256  Geranium molle David J. Keil 2011-5-12 31009 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 304 Comment
  OBI72094  Gilia achilleifolia Michael Walgren 2010-4-4 97 San Luis Obispo Cayucos; hills bound by hwy 1 to the W, 13th St to the S, Whale rock reservoir to the E, and Old Cayucos Crk to the N Comment
  UCD117628  Gilia achilleifolia subsp. achilleifolia G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6595 San Luis Obispo San Luis Obispo County: Irish Hills, Profumo Canyon Road, 2.8 miles west of Los Osos Valley Road (SW of San Luis Obispo.) 91 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-BC402033  Gilia ochroleuca subsp. minima R. F. Hoover 1947-4-26 7084 San Luis Obispo Upper Toro Creek, n. of Pozo Comment
  CAS-BOT-BC225547  Gilia tenuiflora R. F. Hoover 1965-4-24 9348 San Luis Obispo Hill just east of San Juan River, La Panza district Comment
  SBBG39915  Gilia tenuiflora subsp. amplifaucalis M. A. Piehl 1963-4-20 6364 San Luis Obispo S bank of Salinas River near bridge 4 mi NE of Santa Margarita 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
  CAS-BOT-BC226473  Gilia tenuiflora subsp. tenuiflora Ernest C. Twisselmann 1955-6-14 2143 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mouth of Hughes Canyon, Red Hills 426 Comment
  OBI57365  Githopsis specularioides David J. Keil 1998-4-28 26977 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
  UCR104785  Gnaphalium californicum George K. Helmkamp 1997-3-8 1462 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
  RSA585897  Gnaphalium luteoalbum F. L. Johnson, M. D. Proctor 1993-2-20 ROB- 0154 San Luis Obispo 1.5 km WNW of Chorro Res., Camp San Luis Obispo. Comment
  OBI65090  Gnaphalium palustre Greg Wilvert 2005-4-30 341 San Luis Obispo SE half of the Caliente Range. 1.5 km S of Soda Lake rd along Padrones Cyn rd Comment
  OBI66341  Gnaphalium palustre David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26276 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
  UC1118528  Gnaphalium palustre T. M. Hendrix 1937-5-18 191 San Luis Obispo 3.75 mi ese Highland School; Pozo Quad., Los Padres National Forest 594 Comment
  CAS-BOT-BC302558  Gnaphalium palustre Ernest C. Twisselmann 1955-6-16 2168 San Luis Obispo La Panza Range. Martinez Canyon, near Queen Bee Mine 694 Comment
  OBI82572  Grindelia camporum David J. Keil 2015-7-8 33286 San Luis Obispo Garden Farms area north of Santa Margarita along El Camino Real, ca. 0.3 miles south of intersection with Pine Avenue 295 Comment
  OBI49784  Grindelia camporum D. R. Miller 1991-8-16 891 -2 San Luis Obispo Below Coles rd in ocean side of Little Pine Mt 792 Comment
  CAS-BOT-BC305082  Grindelia hirsutula Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC305086  Grindelia hirsutula Clare B. Hardham 1956-11-3 1507 San Luis Obispo Santa Lucia Mountains. Old 101, South of Santa Margarita Comment
  CAS-BOT-BC305092  Grindelia hirsutula Ernest C. Twisselmann 1968-9-16 14930 San Luis Obispo Union District: 2.5 miles east of Huero Huero [Huerhuero] Creek on old Highway 41 243 Comment
  CAS-BOT-BC305096  Grindelia hirsutula John Thomas Howell 1929-10-13 4489 San Luis Obispo 2 1/2 miles north of Cambria Comment
  SEINET11262331  Grindelia hirsutula David Keil 1988-9-23 21152 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd, to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland.; 0 Comment
  OBI16368  Grindelia stricta var. platyphylla Robert F. Hoover 1946-8-8 6282 San Luis Obispo N end of Morro Bay Comment
  RSA143337  Guillenia lasiophylla Clare B. Hardham 1960-4-4 5297 San Luis Obispo Santa Lucia Mountains: Cantinas Creek. 244 Comment
  OBI8568  Gutierrezia californica Craig Woods 1978-4-9 47 San Luis Obispo E side of Carrizo Plain, 8 mi SE of hwy 58 along Sim. soda lake rd 762 Comment
  CAS-BOT-BC304669  Gutierrezia californica John Thomas Howell 1973-11-2 50316 San Luis Obispo Plain of upper Cuyama Valley 1 mi. w. of Kern Co. line 792 Comment
  OBI31637  Hazardia squarrosa Turnquist, Smeltzer 1982-6-30 169 San Luis Obispo Laguna Lake Park Comment
  UC2026984  Hazardia squarrosa var. squarrosa David J. Keil 2013-8-22 31968 San Luis Obispo Morro Bay State Park. Along South Bay Blvd. north of intersection with State Park Road Comment
  CAS-BOT-BC302371  Hazardia squarrosa var. squarrosa H. M. Hall 1919-10-16 s.n. San Luis Obispo Pismo Comment
  CHSC118457  Hedypnois cretica Richard R. Halse 2016-3-21 9657 San Luis Obispo Along State Hwy.1, ca. 1.2 miles north of San Simeon or 1.8 miles south of the Hearst castle turnoff; across road from a vista point. 11 Comment
  OBI16348  Helenium bigelovii Robert F. Hoover 1947-8-9 7360 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  CAS-BOT-BC309518  Helenium puberulum R. F. Hoover 1966-10-1 10107 San Luis Obispo Vasquez Canyon, tributary to lower Lopez Canyon Comment
  CDA11561  Helianthemum scoparium G. F. Hrusa 1993-5-22 11109 San Luis Obispo Black Butte Research Natural Area. on Approx. 1 mile N of Mt. Lowe. Comment
  UCR8984  Helianthemum scoparium var. vulgare J. Patman 1963-5-30 s.n. San Luis Obispo Road to Nipomo, south of Oceano and east of Hwy 1. 45 Comment
  OBI56588  Helianthus annuus David J. Keil 1998-6-30 27885 San Luis Obispo Carrizo Plain, Selby Rd., 1.4 miles S from junction with Soda Lake Rd. Comment
  OBI53894  Heliotropium curassavicum var. oculatum Arthur W. Hazebrook 1992-10-25 161 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  RSA77878  Heliotropium curassavicum var. oculatum F. W. Peirson 1925-3-25 5679 San Luis Obispo Near Morro. Comment
  OBI38437  Helminthotheca echioides Eric Wise 1981-6-11 549 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI16210  Hemizonia congesta subsp. luzulifolia Betty Sheehan 1957-11-20 44 San Luis Obispo Cal Poly Campus, OH Unit Comment
  OBI31629  Hemizonia congesta subsp. luzulifolia Turnquist, Smeltzer 1982-7-23 190 San Luis Obispo N of Laguna Lake Park Comment
  UCR122598  Hemizonia congesta subsp. luzulifolia George K. Helmkamp 1995-11-25 102 San Luis Obispo Central Coast, San Simeon Creek Rd, 0.2 mi east of Calif. Hwy 1, at the NE edge of San Simeon State Campground 76 Comment
  CAS-BOT-BC309879  Hemizonia congesta subsp. luzulifolia David D. Keck; Wm. M. Hiesey 1940-5-31 5146 a San Luis Obispo 2.4 mi. N. of Harmony in Green Valley (S. of Cambria) Comment
  CAS-BOT-BC314905  Hemizonia congesta subsp. luzulifolia John Thomas Howell 1929-10-12 4482 San Luis Obispo 9 miles n. of Morro Comment
  RSA117741  Hemizonia increscens S. Carlquist 1957-7-3 410 San Luis Obispo Along Hwy 101, Nipomo Mesa W of Nipomo. Comment
  OBI57345  Herniaria hirsuta var. cinerea David J. Keil 1998-4-17 26781 San Luis Obispo Carrizo Plaions along Clear Creek road, 1.3 miles north of intrersection with Belmont trail, rolling hills north of Soda lake Comment
  CAS-BOT-BC310238  Hesperevax sparsiflora var. sparsiflora Marcus E. Jones 1882-5-1 s.n. San Luis Obispo San Luis Obispo Comment
  SBBG126134  Hesperocnide tenella D. Keil 1986-4-13 19180 San Luis Obispo Parkhill Rd, 2 mi E from jct with Las Pilitas Rd, S side of hwy Comment
  OBI29080  Hesperocyparis macrocarpa Karen Symonds 1982-7-17 31 San Luis Obispo Montana de Oro State Park, along coon crk trail Comment
  OBI7221  Hesperocyparis macrocarpa Robert F. Hoover 1967-2-18 10223 San Luis Obispo Diablo Cyn, San Luis Range. Row of old planted trees Comment
  SBBG13952  Hesperocyparis sargentii E. R. Blakley 1958-9-22 2466 San Luis Obispo ca. 3 mi W of La Cuesta summit 822 Comment
  OBI4021  Hesperocyparis sargentii E. R. Blakley 1965-5-8 6550 San Luis Obispo About 2.5 mi NW of hwy 101 at the Cuesta Summit 671 Comment
  OBI32089  Hesperolinon micranthum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13977 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
  OBI58565  Hesperomecon linearis David J. Keil 1998-4-20 26877 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. Comment
  CAS-BOT-BC131797  Hesperoyucca whipplei Rev. R. W. Summers 1874-1-1 s.n. San Luis Obispo unspecified Comment
  OBI3713  Heteromeles arbutifolia Mary Kidd 1970-10-8 119 San Luis Obispo Cal Poly, Behind soils A-wing biology bldg Comment
  RSA586009  Heteromeles arbutifolia D. A. Young, F. L. Johnson 1992-6-16 s.n. San Luis Obispo 1.5 km E of Gate 11 Comment
  HSC92100  Heterotheca grandiflora Susan H. Bicknell 1988-8-20 San Luis Obispo Montano de Oro; near Hazard Canyon Comment
  SBBG94328  Heterotheca grandiflora T. J. Ayers with S. A. Junak 1989-6-22 769 San Luis Obispo below TV towers at E edge of Botanical Area, ca. 2.7 mi W of US Hwy 101, just E of West Cuesta Ridge Rd Comment
  OBI79871  Heterotheca oregona D. R. Miller 2013-9-26 913 .108 San Luis Obispo The Rocky Butte/Pine Mountain Region, Known from single locatin in Tobacco creekway, between second and third crossing. 396 Comment
  OBI77524  Heterotheca oregona var. scaberrima Robert F. Hoover 1947-9-19 7400 San Luis Obispo Upper Salinas River 3 mi SE of Pozo Comment
  UC1321308  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1966-9-16 10066 San Luis Obispo Creston Comment
  UC114804  Heuchera micrantha E. Palmer, M. D. June, 1876 124 San Luis Obispo San Luis Obispo; Coast Range Comment
  UCSB26478  Heuchera pilosissima Havlik, Neil 1968-7-14 San Luis Obispo Islay Creek Canyon, about 2 miles east of Valencia Peak, Montana de Oro State Park Comment
  SBBG109320  Hieracium argutum C. B. Hardham 1958-6-22 3730 San Luis Obispo Bee Rock Comment
  OBI58070  Hoita macrostachya David J. Keil 1998-9-4 28090 San Luis Obispo Garden Farms area. Santa Margarita Creek N of Santa Margarita, W of El Camino Real bridge, just S of Santa Margarita Rd. Comment
  CAS-BOT-BC289246  Holcus lanatus R. F. Hoover 1950-5-30 7956 San Luis Obispo San Simeon Comment
  RSA0027660  Hollisteria lanata Greg Wilvert 2005-5-28 445 San Luis Obispo 2.6km E of Wells Ranch. 699 Comment
  RSA162497  Hollisteria lanata E. C. Twisselmann 1963-6-2 8287 San Luis Obispo South end of Grants Lake. 595 Comment
  CAS-BOT-BC325888  Holocarpha heermannii David D. Keck 1934-4-26 2793 San Luis Obispo West side of Cottonwood Pass 6.5 miles N.E. of Cholame Comment
  SBBG110175  Holocarpha heermannii C. B. Hardham 1964-7-29 12283 San Luis Obispo Burnett Peak Comment
  CAS-BOT-BC325898  Holocarpha heermannii R. F. Hoover 1946-9-22 6442 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI10167  Holodiscus discolor F. Rush April1956 73 San Luis Obispo Mt SLO, E central cyn Comment
  UC1128001  Holodiscus discolor H. C. Lee 1937-6-1 1038 San Luis Obispo 2 1/2 mi wnw of Templeton 304 Comment
  OBI61074  Holodiscus discolor P. A. Holden 1968-6-5 345 San Luis Obispo In northern part of See Cyn Comment
  OBI28456  Hordeum brachyantherum Rhonda Riggins 1982-5-14 1396 San Luis Obispo Pozo Rd 10 mi E jct CA 58, 3.8 mi W Salinas River in Pozo Comment
  OBI72460  Hordeum jubatum M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-21 SLO- 42 San Luis Obispo Camp San Luis Obispo. K-1 Training Area, saddle between Cerro Romualdo and Cerro Chumash. 120 Comment
  OBI50163  Hordeum marinum Michael Curto, Linda Allen 1991-6-2 721 San Luis Obispo Santa Lucia Range, W slope, US Hwy 1 @ Arroyo de la Cruz, 7 Comment
  CAS-BOT-BC285131  Hordeum marinum subsp. gussoneanum Ernest C. Twisselmann 1954-5-12 1222 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at Palo Prieta Summit, 7 miles south of Cholame 670 Comment
  OBI59028  Hordeum marinum subsp. gussoneanum David J. Keil 1998-5-6 27080 San Luis Obispo 1 mi N of Hwy 46 along Buena Vista Dr. Comment
  OBI21926  Hordeum murinum Eben McMillan 1952-5-2 95 San Luis Obispo Choice Valley 1 mi S, 8 mi E of Shandon Comment
  OBI40743  Hordeum murinum David J. Keil, Dirk Walters 1986-5-2 19314 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn 305 Comment
  OBI3949  Hordeum murinum Elizabeth Rudd 1971-3-30 187 San Luis Obispo 3 mi NE of Santa Margarita 274 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
  HSC10222  Hordeum murinum subsp. glaucum W. S. Pierce 1963-4-6 3 San Luis Obispo Atascadero, E of Portola Rd. (N end). Comment
  RSA123447  Hordeum murinum subsp. glaucum P. L. Johannsen 1936-3-21 708 San Luis Obispo 1 mi E. of San Luis Obispo 137 Comment
  CAS-BOT-BC289452  Hordeum murinum subsp. leporinum Ernest C. Twisselmann 1961-4-13 6041 San Luis Obispo Dorothy Twisselmann Ranch, the Temblor Range and the Western San Joaquin Valley 670 Comment
  CAS-BOT-BC289456  Hordeum murinum subsp. leporinum John Thomas Howell 1964-6-29 40787 San Luis Obispo Cambria Comment
  OBI72373  Hordeum vulgare Anthony Baniaga 2010-3-31 83 San Luis Obispo Black Lake cyn, Choin property 57 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
  CAS-BOT-BC536136  Horkelia californica R. F. Hoover 1964-3-26 8655 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  OBI71668  Horkelia cuneata David J. Keil 1988-7-2 20851 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  UCR91801  Horkelia cuneata George K. Helmkamp 1996-5-24 1045 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  RSA191888  Horkelia cuneata Robert F. Thorne, Percy C. Everett 1963-4-21 31619 San Luis Obispo S side of Morro Bay. 6 Comment
  OBI10097  Horkelia cuneata subsp. cuneata Robert F. Hoover 1969-5-3 11288 San Luis Obispo 4 mi W of Nipomo Comment
  OBI28796  Horkelia cuneata subsp. puberula Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 740 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna river crossesthe road Comment
  OBI51404  Horkelia cuneata subsp. sericea Jan Barber 1994-5-8 166 San Luis Obispo San Simeon State Park Comment
  SBBG93936  Horkelia cuneata var. cuneata C. F. Smith 1952-4-23 3280 San Luis Obispo Nipomo Mesa, W of Nipomo and N of Guadalupe Comment
  OBI62958  Horkelia cuneata var. puberula David J. Keil 1992-6-5 23212 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  CAS-BOT-BC148586  Horkelia cuneata var. puberula L. R. Abrams 1913-7-20 5049 San Luis Obispo Near Templeton Comment
  CAS-BOT-BC148592  Horkelia cuneata var. puberula Alice Eastwood 1906-6-13 476 San Luis Obispo Blockman's ranch, country adjacent to Santa Maria Comment
  CAS-BOT-BC143920  Horkelia cuneata var. sericea Alice Eastwood 1927-4-7 14299 San Luis Obispo Morro, San Luis Obispo Comment
  CAS-BOT-BC143914  Horkelia cuneata var. sericea Ernest C. Twisselmann 1956-4-10 2634 San Luis Obispo Nipomo Mesa, 1/2 mile east of the Union OIl Refinery 33 Comment
  OBI77658  Hornungia procumbens G. F. Hrusa 1998-3-28 14192 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. On roadside of Simmler-Bitterwater rd immed E of Painted Rock Ranch at S end of Soda Lake. USGS Quad Painted Rock 7.5 580 Comment
  CAS-BOT-BC88590  Hornungia procumbens Ernest C. Twisselmann 1955-3-22 1741 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 579 Comment
  OBI55263  Hosackia crassifolia var. otayensis G. F. Hrusa 1995-5-2 12193 San Luis Obispo Black Butte Research Natural Area; NW of ridge 4 600 Comment
  OBI62944  Hosackia crassifolia var. otayensis David J. Keil 1987-5-11 20144 San Luis Obispo Cuesta Rige, East road to radio facility north of Mount Love. Ca. 0.35 miles from Cuest Ridge Rd. and 4 miles from Hwy 102 Comment
  OBI13197  Hosackia gracilis Robert F. Hoover 1959-4-3 8487 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1, E of hwy (above site of former Washington School) Comment
  OBI32955  Hydrocotyle ranunculoides David J. Keil 1983-5-22 17070 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1101447  Hydrocotyle ranunculoides Malcolm A. Nobs and S. Galen Smith 1948-9-9 667 San Luis Obispo ca. 4 mi. s. Pismo Beach (Dune Lakes Gun CLub); Dune Lakes Gun CLub Comment
  OBI79064  Hydrocotyle verticillata David J. Keil 2013-8-19 31890 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  CDA26012  Hypericum perforatum David J. Keil 2003-9-4 30288 San Luis Obispo Northern outskirts of Cambria along Highway 1, just south of Leffingwell Creek. 0 Comment
  OBI31108  Hypochaeris glabra Julie M. Vanderwier 1979-4-13 120 San Luis Obispo Indian Knob Tar Sands Comment
  OBI72391  Hypochaeris glabra E. L. Painter & M. Wetherwax, M. Wetherwax 2003-3-18 CR- 391 San Luis Obispo Camp Roberts, UTMs (NAD27) zone 10, 699604E, 3962016N 162 Comment
  OBI28267  Hypochaeris glabra Spasbo/Krystoff 1982-4-18 29 San Luis Obispo 22 mi E of Arroyo Grande Comment
  OBI51157  Hypochaeris radicata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .5 San Luis Obispo San Simeon State Park. NE corner of park. top of hill to W of lone Monterey pine 0 Comment
  OBI23536  Isocoma menziesii var. vernonioides Robert F. Hoover 1969-9-23 11610 San Luis Obispo Morro Bay, south end Comment
  UCR131920  Isocoma menziesii var. vernonioides George K. Helmkamp 2003-9-8 8126 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  RSA128169  Isoetes howellii Clare B. Hardham 1959-4-19 4260 San Luis Obispo 0.7 mile W of Huero Huero Bridge, Rte 41. Comment
  OBI78026  Isoetes orcuttii Michael Walgren 2013-3-19 294 San Luis Obispo San Simeon State Park, near upper campground 60 Comment
  OBI22582  Isolepis cernua Robert F. Hoover 1947-8-9 7365 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI79361  Iva axillaris David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31643 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  CAS-BOT-BC340197  Jaumea carnosa R. F. Hoover 1966-11-2 10196 San Luis Obispo Baywood Park Comment
  OBI15977  Jaumea carnosa Robert F. Hoover 1947-10-11 7407 San Luis Obispo near Piedras Blancas Point Comment
  UC52309  Jaumea carnosa Mrs. R. W. Summers 1886-10-9 San Luis Obispo Morro Sand Beach Comment
  UCD110250  Juglans californica Daniel I. Axelrod 1977-5-15 s.n. San Luis Obispo San Luis Obispo County: Just past (southwest) of BM943, Atascadero Creek, U.S. Highway 466, ca. 3 miles southwest of Atascadero. 304 Comment
  OBI4946  Juglans hindsii Robert F. Hoover 1965-9-18 9574 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  CAS-BOT-BC102339  Juglans nigra Ernest C. Twisselmann 1968-9-1 14917 San Luis Obispo Hills at the summit of Palo Prieta Canyon (Cottonwood Spring at the Dorothy Twisselmann Ranch) 640 Comment
  OBI66044  Juncus balticus Greg Wilvert 2006-6-16 558 San Luis Obispo SE Half of the Caliente Range. Padrones Spring 885 Comment
  OBI79914  Juncus balticus David J. Keil, with Mike Walgren 2012-9-8 31537 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  OBI51968  Juncus breweri Larry Kelly, David J. Keil 1988-10-1 277 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG118282  Juncus bufonius A. Dilworth, J. Goldzman 1998-4-21 San Luis Obispo 0.5 mi S on tank trail from intersection of Bee Rock and W Perimeter rds, LCTA Plot 133; Camp Roberts 192 Comment
  UCR160568  Juncus bufonius var. bufonius George K. Helmkamp, E. A. Helmkamp 2005-6-7 9542 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  RSA585612  Juncus bufonius var. bufonius M. D. Proctor, E. A. Young 1993-3-23 ROB 0315 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 0.5 km NE of Chorro Res. Comment
  JEPS114129  Juncus bufonius var. congestus A. Dilworth, J. Goldzman 1998-4-21 San Luis Obispo SAN LUIS OBISPO CO.: Camp Roberts. 0.5 miles S on tran trail from intersection of Bee Rock and W. Perimeter roads, LCTA Plot 133. Comment
  UCR131343  Juncus falcatus var. falcatus George K. Helmkamp, E. A. Helmkamp 1999-5-22 4895 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  SBBG92634  Juncus hesperius C. F. Smith 1961-9-15 6495 San Luis Obispo shore of Big Twin Lake in dunes S of Oceano Comment
  UC1101027  Juncus hesperius Malcolm A. Nobs and S. Galen Smith 1949-6-22 833 San Luis Obispo ca 3 mi s Oceano (Dune Lakes Gun Club) Comment
  JEPS30774  Juncus lescurii G. Thomas Robbins 1950-5-13 3345 San Luis Obispo se of Oso Flaco Lake Comment
  SBBG57277  Juncus lescurii R. Hoffmann 1930-4-18 San Luis Obispo near marsh, Arroyo Grande Comment
  SD37609  Juncus lescurii Edith A. Purer 1932-8-28 4840 San Luis Obispo Oceano, sand dunes. Comment
  CDA21161  Juncus macrophyllus G. F. Hrusa 1993-5-21 11044 San Luis Obispo Huasna area. Approx. 4 km. beyond Stony Creek Campground. Comment
  SBBG103485  Juncus macrophyllus C. F. Smith 1993-6-15 12487 San Luis Obispo open crk crossing on Branch Crk Rd, 4.5 mi from Hwy 166 Comment
  OBI74988  Juncus occidentalis Michael Walgren 2011-3-1 215 San Luis Obispo Caltrans right of way along hwy 1 at San Simeon State park, between Cambria and San Simeon Acres 13 Comment
  POM110774  Juncus occidentalis Marcus E. Jones 1882-5-9 3247 San Luis Obispo [No additional locality information.] Comment
  UC1146339  Juncus orthophyllus R. F. Hoover 1964-7-11 9172 San Luis Obispo Price Canyon Comment
  RSA585666  Juncus phaeocephalus var. phaeocephalus F. L. Johnson, E. A. Young 1993-5-27 ROBO 680 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 1 km NE of Chorro Reservoir. Camp San Luis Obispo. Comment
  RSA598423  Juniperus californica F. C. Vasek 1963-1-15 630115 -3 San Luis Obispo Road from Simmler to Santa Margarita, 3.2 miles west-northwest from junction with Pozo Road Comment
  UC50515  Koeleria macrantha J. H. Barber 1900-4-15 San Luis Obispo Paso Robles Comment
  OBI21943  Koeleria macrantha Robert D. Page 1962-5-27 113 San Luis Obispo 7X Ranch near Adelaida,Calif Comment
  UCD85788  Koeleria macrantha Beecher Crampton 1964-5-18 6968 San Luis Obispo San Luis Obispo County: 8 miles SW of Shandon along road to Creston. Comment
  CAS-BOT-BC340462  Lactuca saligna Ernest C. Twisselmann 1954-7-24 1465 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  CAS-BOT-BC340466  Lactuca saligna John Thomas Howell 1964-6-29 40777 San Luis Obispo Cambria Comment
  OBI56738  Lagophylla ramosissima David J. Keil 1998-6-5 27623 San Luis Obispo Carrizo Plain. California Valley. Brentwood Trail and Soda Lake Rd. Comment
  SBBG117747  Lagophylla ramosissima subsp. ramosissima E. Painter, M. Wetherwax, J. Olson 2002-4-23 SLO 234 San Luis Obispo W base of Cerro Romualdo, near gate for rd to water tower; Camp San Luis Obispo Comment
  HSC39882  Lamarckia aurea J. P. Smith 1973-3-20 5891 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  UC1132175  Lamarckia aurea P. L. Johannsen 1936-3-21 711 San Luis Obispo 1 mi e of San Luis Obispo 137 Comment
  OBI65159  Lastarriaea coriacea Greg Wilvert 2005-5-28 442 -2 San Luis Obispo SE Half of the Caliente Range. 0.5 km W Padrones Cyn 869 Comment
  CAS-BOT-BC339011  Lasthenia californica Ernest C. Twisselmann 1955-3-22 1753 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southeast shore of Soda Lake 579 Comment
  CAS-BOT-BC339040  Lasthenia californica R. F. Hoover 1966-3-30 9773 San Luis Obispo Panorama Hills near west base of Crocker Grade Comment
  CAS-BOT-BC329178  Lasthenia ferrisiae David D. Keck; J. Clausen 1935-4-9 3103 San Luis Obispo Cholame Creek at Cholame 365 Comment
  CAS-BOT-BC329187  Lasthenia ferrisiae Clare B. Hardham 1962-4-14 8976 San Luis Obispo Cholame flats - Intersection Rte. 41 & road to Parkfield. Comment
  SBBG118193  Lasthenia gracilis E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 58 San Luis Obispo W side of Cerro Romualdo; Camp San Luis Obispo 160 Comment
  UCR81092  Lasthenia gracilis G. Fred Hrusa, Jeff Hart 1993-4-6 10694 San Luis Obispo Carrizo Plain, N end of Plain on north side of 7 Mile Road 610 Comment
  RSA67529  Lasthenia gracilis P. A. Munz 1951-4-13 16319 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  CAS-BOT-BC360423  Lasthenia leptalea Ernest C. Twisselmann 1969-4-24 15152 San Luis Obispo La Panza Range: Bedell Ranch, 5 miles southeast of Creston. 350 Comment
  RSA0029041  Lasthenia microglossa Greg Wilvert 2005-3-24 32 San Luis Obispo Approx. 1.6 km NNW of Wells Canyon. 939 Comment
  OBI73565  Lathyrus latifolius David J. Keil 2010-8-30 30930 San Luis Obispo Lower Prefumo Canyon Road, 1 mile from intersection with Los Osos Valley Road 70 Comment
  OBI79997  Lathyrus latifolius David J. Keil, with Kaitlyn Keil 2013-6-19 31820 San Luis Obispo Guadalupe Dunes. Oso Flaco Lake Trail near boardwalk between lake and beach 7 Comment
  OBI2671  Lathyrus odoratus John Kelly 1970-5-21 s.n. San Luis Obispo Back yard, 888 Church St, San Luis Obispo 23 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
  SEINET8693760 Image available Lathyrus vestitus var. vestitus Richard R. Halse 2015-1 9347 San Luis Obispo Along Santa Rosa Creek Road ca. 0.6 miles northwest of its junction with State Hwy. 46; Santa Lucia Range, east of Cambria 440 Comment
  UCR161287  Lathyrus vestitus var. vestitus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9042 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills. 1.1 mi SW of Los Osos Valley Road along Prefumo Canyon Road 98 Comment
  OBI13232  Lathyrus vestitus var. vestitus Robert F. Hoover 1947-4-20 6996 San Luis Obispo Sycamore Crk, W slope of La Panza Range Comment
  OBI15873  Layia gaillardioides Robert F. Hoover 1964-5-13 8849 San Luis Obispo S Fork of Old Crk Comment
  UCSB17142  Layia gaillardioides Hardham, Clare 1959-4-22 San Luis Obispo Santa Rita Canyon, Santa Lucia Mountains, west of Templeton Comment
  CAS-BOT-BC321628  Layia glandulosa R. F. Hoover 1947-3-29 6806 San Luis Obispo 5 mi E of Creston on La Panza road Comment
  SBBG8530  Layia glandulosa C. B. Hardham 1958-3-1 2866 San Luis Obispo between Geneseo School and Creston Comment
Read comments
Apr 15 2019
  UC75945  Layia glandulosa Alice King 1895-5-1 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC321452  Layia glandulosa Ernest C. Twisselmann 1962-4-9 6905 San Luis Obispo Tehachapi-Kernville Region. North end of Kelso Valley. 1280 Comment
  CAS-BOT-BC321456  Layia glandulosa Ernest C. Twisselmann 1965-5-5 10676 San Luis Obispo The Mojave-Randsburg Region. Northeast end of Buckhorn Lake, Edwards Air Force Base. 754 Comment
  CAS-BOT-BC321673  Layia glandulosa Roxana S. Ferris 1929-4-15 7620 San Luis Obispo Between Guadalupe and Caolender Comment
  OBI39398  Layia glandulosa Clifton F. Smith 1975-5-28 10857 San Luis Obispo Santa Barbara Potrero Comment
  CAS-BOT-BC327222  Layia heterotricha David D. Keck; J. Clausen 1935-4-10 3156 San Luis Obispo 18 miles S of Soda Lake toward southern end of Carrizo Plain 609 Comment
  OBI64933  Layia heterotricha Greg Wilvert 2005-3-24 24 San Luis Obispo SE Half of the Caliente Range. Approx. 2 km N of Wells Canyon 919 Comment
  OBI15829  Layia hieracioides Robert F. Hoover 1947-4-12 6897 San Luis Obispo Upper Navajo Crk, la Panza Range Comment
  SBBG34946  Layia hieracioides Mrs. R. W. Summers 1886-1 San Luis Obispo San Luis Obispo Valley Comment
  OBI15837  Layia jonesii Robert F. Hoover 1969-4-22 11253 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  CAS-BOT-BC327648  Layia munzii Ernest C. Twisselmann 1955-3-22 1742 San Luis Obispo Low hills on E shore of Soda Lake, Carissa Plains 594 Comment
  UCR73166  Layia munzii G. Fred Hrusa, S. A. Wagner 1992-4-19 10396 San Luis Obispo S end of Soda lake, Carrizo Plain 589 Comment
  CAS-BOT-BC327668  Layia munzii Ira L. Wiggins 1932-3-20 5784 San Luis Obispo Hillsides in immediate vicinity of Cholame Comment
  POM203555  Layia munzii I. L. Wiggins 1932-3-20 s.n. San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  UC935710  Layia munzii David D. Keck and J. Clausen 1935-4-9 3097 San Luis Obispo near Cholame Creek at Cholame; Cholame Creek 365 Comment
  CAS-BOT-BC370755  Layia pentachaeta subsp. albida Philip A. Munz 1951-4-12 16285 A San Luis Obispo 13 miles from McKittrick, St.. Hwy 178 towards Simmler, from Temblor Range 762 Comment
  OBI42170  Layia platyglossa Dan Harrington 1984-2-29 29 San Luis Obispo Poly Cyn, Cal Poly SU, San Luis Obispo Comment
  SBBG109806  Layia platyglossa C. B. Hardham 1957-4-19 1688 San Luis Obispo Santa Rita Ranch (Juhl Ranch) W of Templeton Comment
  UCSB26235  Layia platyglossa Broder, Richard 1960-4-10 San Luis Obispo 400 yards NW of entrance to Hearst's Castle, San Simeon 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
  OBI38527  Lemna gibba Eric Wise 1981-8-7 1022 San Luis Obispo Cow pond, .3 mi W of Huer Huero-La Panza Rd. Next to hwy 58 Comment
  RSA313405B  Lemna valdiviana Wayne P. Armstrong 1983-9-23 1169 San Luis Obispo Northeast shore of Oso Flaco Lake 5 Comment
  OBI59697  Lepechinia calycina David J. Keil, with V. L. Holland 2001-5-29 29512 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
  OBI2681  Lepechinia calycina Robert F. Hoover 1959-5-9 8496 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  CAS-BOT-BC88728  Lepidium acutidens David D. Keck; J. Clausen 1935-4-9 3102 San Luis Obispo Cholame Creek, in the large alkaline flat to the easterly of Cholame. 365 Comment
  OBI15024  Lepidium acutidens Robert F. Hoover 1947-3-30 6849 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  CAS-BOT-BC88888  Lepidium chalepense Ernest C. Twisselmann 1959-4-19 5066 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cholame Road, 5.5 miles north of Annette. 601 Comment
  CAS-BOT-BC89028  Lepidium dictyotum David D. Keck; J. Clausen 1935-4-10 3147 San Luis Obispo Soda Lake, Carrizo Plains. 594 Comment
  OBI64470  Lepidium dictyotum David J. Keil 2001-5-10 29436 San Luis Obispo Bitterwater Road, Pinole Spring. 10.1 road miles north from Highway 58 at site of stone springbox on slope below road. Vicinity of 35.49703 deg. N x 120.07248 deg. W. 689 Comment
  SBBG112428  Lepidium didymum D. Keil, V. L. Holland 1997-3-19 26084 San Luis Obispo Oceano Airport, near airport buildings Comment
  OBI35455  Lepidium draba Melody Dickens 1981-3-30 58 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI79893  Lepidium draba David J. Keil 2012-7-18 31448 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line 22 Comment
  CAS-BOT-BC89213  Lepidium draba Roxana S. Ferris 1929-4-15 7643 San Luis Obispo 2 miles east of Morro. Comment
  CAS-BOT-BC123202  Lepidium jaredii L. (Lorenzo Dow) Jared 1893-5-1 s.n. San Luis Obispo Hill above the Cariso [Carrizo] Plains Comment
  OBI15005  Lepidium jaredii Robert F. Hoover 1967-3-22 10261 San Luis Obispo Carrizo plain S of Soda lake Comment
  RSA140235  Lepidium jaredii Clare B. Hardham 1960-3-23 5246 San Luis Obispo South end of Soda Lake, Carrizo Plains Comment
  OBI73424  Lepidium latifolium David J. Keil 2010-6-1 30830 San Luis Obispo San Juan Creek Bridge at Highway 58. Eastern portion of La Panza Mountains. 450 Comment
  OBI79876  Lepidium latifolium David J. Keil 2012-7-18 31449 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line 22 Comment
  OBI64399  Lepidium nitidum David J. Keil 2001-3-28 29192 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  RSA0027691  Lepidium nitidum Greg Wilvert 2005-3-21 20 San Luis Obispo Approx. 1/3 km W of the S end of Pipeline Rd., overlooking the Cuyama Valley. 768 Comment
  SBBG94123  Lepidium nitidum S. A. Junak 1990-4-17 4167 San Luis Obispo just N of USFS Rd 29S11.3, ca. 0.1 mi W of W boundary of Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 783 Comment
  RSA0027878  Lepidospartum squamatum Greg Wilvert 2005-9-15 527 San Luis Obispo Southeast half of the Caliente Range: 1.1km S of Semper Spring. 807 Comment
  OBI43379  Leptochloa fusca subsp. fascicularis Eric Wise 1981-10-23 1358 San Luis Obispo Tepesquet Vinyard Ponds. 4-6 mi S of Shandon on San Juan Rd Comment
  OBI50126  Leptochloa fusca subsp. uninervia Michael Curto 1992-8-31 853 San Luis Obispo Arroyo Grande Area: SE of Arroyo Grande proper, El Campo Rd ?0.6 mi (1km) SE from US Hwy 101 at first 90 degree rt turn 122 Comment
  UC1123908  Leptodactylon californicum E. Armstrong 1934-4-1 1127 San Luis Obispo near La Panza; Santa Barbara National Forest, La Panza Quad., nr La Panza Comment
  SBBG82046  Leptosiphon liniflorus C. F. Smith 1950-5-4 2773 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  OBI835415  Leptosiphon liniflorus David J. Keil 1998-4-30 26997 San Luis Obispo 0.6 miles from Hwy 58 on Red Hill Road Comment
  OBI31409  Leptosiphon parviflorus Joy Nishida, Ginger King and Julie Oxford 1982-5-1 359 San Luis Obispo American Canyon Campground. Disturbed roadside. 536 Comment
  RSA0103664  Leptosiphon parviflorus Clare B. Hardham 1961-4-17 6833 San Luis Obispo Pine Mt. north of Cambria. 1524 Comment
  UCSB19407  Leptosiphon parviflorus Breedlove, Dennis 1962-3-29 San Luis Obispo 12.4 miles west of Simmler, La Panza Range 518 Comment
  JEPS24590  Lessingia pectinata var. tenuipes Ernest C. Twisselmann 1960-9-14 6006 San Luis Obispo mouth Palo Prieta Canyon; western San Joaquin Valley, Temblor Range, mouth of Palo Pri 365 Comment
  SEINET200140 Image available Leymus M. A. Nobs, SG Smith 1949-6-22 821 San Luis Obispo Oceano 3 miles south of Pismo Beach Comment
  RSA786562  Leymus triticoides D. M. McF 1954-6-18 s.n. San Luis Obispo Dick Westerman Road. Arroyo Grande. 15 mi [from] ocean. 152 Comment
  SBBG108095  Lilaea scilloides C. B. Hardham 1959-4-12 4229 San Luis Obispo Cambria Comment
  UC1953191  Lilium pardalinum subsp. pardalinum David Keil 2010-11-2 30939 San Luis Obispo Lower Prefumo Canyon Road, 1.6 miles from intersection with Los Osos Valley Road. Along channel of Prefumo Creek. Comment
  OBI78272  Limnanthes douglasii subsp. nivea W. L. Jepson 1920-4-7 8441 San Luis Obispo Santa Margarita Comment
  SBBG124974  Limnanthes douglasii subsp. nivea C. B. Hardham 1959-4-23 4305 San Luis Obispo US Hwy 101, 1.5 mi S of Santa Barbara Rd Comment
  SEINET11261262  Limonium perezii Robert L. Johnson 2015-7-29 4032 San Luis Obispo Growing on sea cliff between Harloe Ave and Harbor View Ave, Pismo Beach. Near bottom of stairs to Kon Tiki Inn.; 0 12 Comment
  UC718520  Linanthus bicolor Carl B. Wolf 1935-4-17 San Luis Obispo 0.3 mi e San Luis Obispo County line; Diablo Range, Cottonwood Canyon 487 Comment
  UC52771  Linanthus parviflorus Rev. R. W. Summers 1883-5-1 San Luis Obispo Santa Lucia Mts. Comment
  UC1135285  Lithocarpus densiflorus H. A. Jensen 1930-9-25 70 San Luis Obispo Mouth of Coon Creek; Cayucos Quad. 91 Comment
  UC56408  Lithophragma cymbalaria Mrs. R. W. Summers 1890-4-16 San Luis Obispo Comment
  OBI80812  Lobularia maritima David J. Keil 1992-1 22919 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI57316  Loeflingia squarrosa David J. Keil 1998-4-28 26965 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
  OBI72337  Loeflingia squarrosa Anthony Baniaga, Theo Fitanides 2010-5-16 207 San Luis Obispo Tierra Redonda Mtn BLM ACEC 579 Comment
  CAS-BOT-BC342295  Logfia filaginoides Alice Eastwood 1927-4-7 14275 San Luis Obispo Morro, San Luis Obispo Comment
  OBI80201  Logfia filaginoides David J. Keil 1978-3-25 12692 San Luis Obispo Irving Ranch. Comment
  RSA0041503  Logfia gallica LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6420 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
  RSA0042457  Logfia gallica LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6384 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
  OBI65898  Logfia gallica D. R. Miller 1994-4-26 494 -241 San Luis Obispo Pine Mt region. From Hasman's cabin area; Pico Crk drainage 899 Comment
  RSA0034971  Lolium multiflorum W. M. Arbaugh 1968-5-7 200 San Luis Obispo Old Morro Road between Atascadero and Morro Bay. Comment
  IRVC29048  Lolium perenne G. K. Helmkamp 2003-9-26 8182 San Luis Obispo southwest edge of Oceano at the edge of sand dune recreation area Central Coast 6 Comment
  OBI56855  Lomatium californicum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27535 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  OBI5457  Lomatium caruifolium Sharon Jochums 1974-4-3 94 San Luis Obispo W of hwy 1, N of San Simeon Point Comment
  OBI72102  Lomatium caruifolium Michael Walgren 2008-3-3 107 San Luis Obispo San Simeon State Park, between Little Pico Crk and San Simeon Point, SE of Broken Bridge Crk and S of hwy 1 Comment
  OBI8944  Lomatium ciliolatum Robert F. Hoover 1963-7-2 8569 San Luis Obispo Summit of Sheetiron Mt. Comment
Read comments
Dec 24 2017
  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
  RSA586579  Lomatium dasycarpum subsp. dasycarpum F. L. Johnson, M. D. Proctor 1993-2-20 ROB 0158 San Luis Obispo 0.5 km west of Chorro Res. Comment
  SBBG107581  Lomatium parvifolium C. B. Hardham 1958-6-20 3718 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  SBBG118027  Lomatium parvifolium E. Painter, M. Wetherwax 2001-5-17 SLO 203 San Luis Obispo near rd between Primera and La Trinidad mines; near LCTA plot 306; Camp San Luis Obispo 440 Comment
  UC1094587  Lomatium parvifolium C. R. Bell 1953-5-1 1416 San Luis Obispo top of Cerro San Luis Obispo Comment
  OBI7683  Lomatium parvifolium Christian Smith 1974-4-23 s.n. San Luis Obispo Along rocky slope about 1/2 mi from entrance to Poly Cyn Comment
  OBI60621  Lomatium utriculatum V. L. Holland and David J. Keil, David J. Keil 1990-4-14 s.n. San Luis Obispo Cambria Ranch Comment
  LA212255  Lonicera hispidula Lee Haines; 1951-5-31 s.n. San Luis Obispo S. SANTA LUCIA MTS., 579 Comment
  UC1125253  Lonicera interrupta A. D. Gifford 1937-6-4 825 San Luis Obispo 6 1/8 mi s Huerhuero School; Pozo Quadrangle Comment
  UC1125261  Lonicera interrupta H. C. Lee 1937-5-28 1012 San Luis Obispo 1 mi w Paso Robles; Paso Robles Quadrangle 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
  UC28553  Lonicera involucrata var. ledebourii State Survey 427 San Luis Obispo Comment
  SBBG104354  Lonicera subspicata var. denudata F. L. Johnson, E. A. Young 1993-5-24 ROB 571 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI25574  Lotus corniculatus David J. Keil 1981-5-16 14669 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UCR91701  Lotus corniculatus George K. Helmkamp 1996-5-24 1009 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI13009  Lotus corniculatus R. R. La Belle 1967-4-2 1 San Luis Obispo Laguna Lake. NE side of lake Comment
  UCR18654  Lotus heermannii var. eriophorus Eugene Cardiff 1966-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines, 1 mi from coast 61 Comment
  CDA11566  Lotus junceus var. biolettii G. F. Hrusa 1993-5-22 11114 San Luis Obispo Black Butte Research Natural Area; approx. 1/4 m N of Mt. Lowe near base of Radio Facility 2 peak. Comment
  UCR134434  Lotus procumbens var. procumbens George K. Helmkamp, E. A. Helmkamp 2001-4-29 6562 San Luis Obispo South Coast Range, Irish Hills, Clark Valley Road, 2.8 miles south of Los Osos Valley Road, east of Los Osos 91 Comment
  POM27258  Lotus scoparius Marcus E. Jones 1882-5-8 3244 San Luis Obispo San Luis Obispo. Comment
  RSA406887  Lotus scoparius Ralph Hoffmann 1930-4-19 s.n. San Luis Obispo Arroyo Grande. Comment
  CLARK-A1045-1381  Lotus strigosus George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road west of Morro Bay; Morro Bay S 7.5'Q Comment
  UC195898 Image available Lotus strigosus I. J. Condit June 1912 San Luis Obispo San Carpojo Comment
  SBBG107995  Lupinus albifrons C. B. Hardham 1961-4-17 6836 San Luis Obispo Pine Mtn N of Cambria 914 Comment
  SBBG54870  Lupinus albifrons R. F. Hoover 1967-3-22 10271 San Luis Obispo hills at western edge of Carrizo Plain, W of Simmler Comment
  CAS-BOT-BC201596  Lupinus albifrons var. albifrons Ernest C. Twisselmann 1972-4-1 18598 San Luis Obispo East summit of the Pozo-Lopez Lake road 365 Comment
  CAS-BOT-BC196234  Lupinus albifrons var. eminens Roxana S. Ferris 1935-3-3 9128 San Luis Obispo Near junction of Carriso [Carrizo] Plain road with Maricopa-Cuyama Valley Highway Comment
  OBI29023  Lupinus arboreus Melissa Luckow 1981-6-25 707 San Luis Obispo Just N of SAn Simeon Beach Comment
  OBI12956  Lupinus arboreus R. E. Vargas 1966-5-21 40 San Luis Obispo Nipomo, along Frontage Rd Comment
  UC52314  Lupinus arboreus Mrs. R. W. Summers 1886-2-22 160 San Luis Obispo Oso Flacco Hills San Luis Obispo (San Luis Obispo); , Oso Flacco Hills Comment
  SBBG107853  Lupinus benthamii C. B. Hardham 1971-4-24 18032 B San Luis Obispo Avenales Ranch Comment
  OBI28901  Lupinus benthamii Rhonda Riggins 1978-4-23 1132 San Luis Obispo Along hwy 166, 8.2 mi W Sierra Madre Rd, 5.9 mi W Twin rocks Comment
  OBI31447  Lupinus bicolor Joy Nishida, Julie Oxford 1982-4-16 318 San Luis Obispo American Cyn. .6 mi S of American Cyn campground 579 Comment
  OBI39170  Lupinus bicolor F. A. Lindholm 1971-4-8 129 San Luis Obispo 6 mi N of Cayucos 518 Comment
  RSA0036481  Lupinus bicolor Daisie Huang 2006-4-13 06041334 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  OBI53552  Lupinus bicolor Arthur W. Hazebrook 1991-5-7 61 San Luis Obispo Nipomo dunes Complex, Big Coreopsis Hill; NE most stand of Coreopsis gigantea. Sheltered well lit areas aong and on main trl Comment
  UC1212160  Lupinus bicolor David D. Dunn and B. Brydon 1941-4-19 1202 San Luis Obispo s Estrella; s of Estrella Comment
  UC57452  Lupinus bicolor J. H. Barber 1900-4-30 1009 San Luis Obispo canyon near Paso Robles; near Paso Robles Comment
  RSA522508  Lupinus cervinus R. Riggins, D. J. Keil, R. A. Pimentel, D. R. Miller 1985-4-27 1523 San Luis Obispo Santa Lucia Range; Pine Mountain; Along USFS Road, 7 miles NNW Circle 3 Ranch gate. Comment
  UC865105  Lupinus chamissonis Marcus E. Jones, A. M. 1882-5-6 3236 San Luis Obispo San Luis Obispo Comment
  UCR99050  Lupinus chamissonis George K. Helmkamp 1997-6-20 2046 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  UCSB31486  Lupinus chamissonis Clark, Sharon 1978-4-21 San Luis Obispo 1 mile south of Callender Road; on Route 1 22 Comment
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Sep 18 2015
  CAS-BOT-BC215060  Lupinus chamissonis Austin Griffiths, Jr.; M. Erin Griffiths; Mary Charlynn Goodrich 1970-5-10 5693 San Luis Obispo SE of Arroyo Grande Creek mouth, Oceano 15 Comment
  OBI53454  Lupinus chamissonis Arthur W. Hazebrook 1991-6-6 88 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  JEPS116851  Lupinus concinnus David Gowen 2007-4-20 680 San Luis Obispo South side of road on Hwy 58 ca. 1/2 mile west of Shell Creek Rd. Comment
  OBI83323  Lupinus concinnus Rhonda Riggins 1982-5-2 1383 San Luis Obispo Calf Canyon. Roadside Hwy. 58, 2.7 mi W Huerohuero Road. Comment
  RSA113143  Lupinus concinnus subsp. concinnus Roxana S. Ferris 1955-5-23 12796 San Luis Obispo 2.3 miles southeast of Geneseo School (E branch of Huerhuero Creek) on road to Creston. Comment
  RSA413554  Lupinus densiflorus var. densiflorus Paul C. Silva 1947-3-30 1216 San Luis Obispo 4 miles east of Cuyama P. O., Cuyama Valley. Comment
  UCSB40578  Lupinus formosus Ochs, Clifford 1980-5-15 San Luis Obispo On NW side of Pozo Road; three miles NE of Arroyo Grande Forest Station 518 Comment
  UC1969520  Lupinus formosus var. robustus David Keil 2010-6-7 30877 San Luis Obispo La Panza Mountains. Ca. 0.25 miles north of Highway 58 along Shell Creek Road. Comment
  OBI75507  Lupinus hirsutissimus Jenner Whitt 2003-4-14 50 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UCR103809  Lupinus latifolius George K. Helmkamp 1997-3-8 1452 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
  RSA28739  Lupinus latifolius subsp. latifolius R. S. Woglum 1938-5-15 1716 San Luis Obispo Between Paso Robles and Cayucas. Comment
  UC865124  Lupinus latifolius var. dudleyi Alice Eastwood and John Thomas Howell 1938-6-14 5952 San Luis Obispo Cambria Comment
  UCR134409  Lupinus latifolius var. latifolius George K. Helmkamp, E. A. Helmkamp 2001-4-29 6569 San Luis Obispo South Coast Range, Irish Hills, Clark Valley Road, 2.8 miles south of Los Osos Valley Road, east of Los Osos 91 Comment
  OBI19290  Lupinus ludovicianus Robert F. Hoover 1969-5-3 11301 San Luis Obispo Upper Arroyo Grande Comment
  RSA121633  Lupinus ludovicianus A. D. Gifford 1936-5-6 721 San Luis Obispo 1 mile north of Park Ranch 305 Comment
  RSA43237  Lupinus ludovicianus Robert F. Hoover 1946-6-23 6194 San Luis Obispo Summit between Arroy Grande and Huasna Comment
  SEINET8160594 Image available Lupinus ludovicianus A. Eastwood 1927-1 14992 San Luis Obispo Comment
  CDA13791  Lupinus microcarpus G. F. Hrusa, T. D. Wilfred 1997-3-12 13651 San Luis Obispo Carrizo Plain; Approx. 30 miles N of Carrizo Plain on Bitterwater Valley Rd. Comment
  VVC3382  Lupinus microcarpus Tim Thomas 1973-4-18 6 San Luis Obispo Inner South Coast Range, Elkhorn Plains. 732 Comment
  SBBG11858  Lupinus microcarpus var. densiflorus C. B. Hardham 1960-7-17 6398 San Luis Obispo Santa Rosa School, Cambria Comment
  UCR122134  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5464 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  SBBG114037  Lupinus microcarpus var. densiflorus R. Riggins 1978-5-9 1149 San Luis Obispo Hwy 166, 11.9 mi E of US Hwy 101 Comment
  SBBG114041  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-6 1160 San Luis Obispo USFS rd paralleling Salinas River 0.6 mi NW of locked gate, ca. 1.5 mi E Pozo Rd, 3.3 mi W American Cyn Cyn Rd Comment
  OBI12830  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-4-20 9831 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  UC73197  Lupinus microcarpus var. microcarpus Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  UC763974  Lupinus microcarpus var. microcarpus R. F. Hoover 1938-4-15 3107 San Luis Obispo Cuyama Valley Comment
  OBI48423  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1142 San Luis Obispo Along Camatti Cyn Rd paralleling Shell Crk at hwy 58 Comment
  OBI48441  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Rd. just E jct with Cypress Mtn Rd Comment
  OBI48446  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-5 1156 San Luis Obispo Elkhorn Trl Rd (Co 285) 4.8 mi SE Hurricane Rd. W slopes Temblor Range Comment
  OBI48461  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1177 San Luis Obispo Roadside. Nacimiento Rd, 0.6 mi N Nacimiento Dam Comment
  SBBG45482  Lupinus microcarpus var. microcarpus D. Emery 1950-4-14 San Luis Obispo Panorama Point, Carrizo Plains Comment
  SEINET7042513 Image available Lupinus microcarpus var. microcarpus A. G. Vestal 1963-5-24 s.n. San Luis Obispo 6.3 miles northwest of Pozo [Junction] on the Pozo Road. Santa Margarita Lake quadrangle UTM Zone 10, 729701mNE390809mN. Comment
  RSA0060737  Lupinus nanus Daisie Huang 2006-4-13 06041338 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SBBG110255  Lupinus nanus C. B. Hardham 1962-4-16 8991 San Luis Obispo Pozo, Hi Mtn Comment
  UC201097  Lupinus nanus Katharine Brandegee San Luis Obispo San Luis Obispo Comment
  UCR161224  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-3-5 9028 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
  UC1392607  Lupinus nanus R. F. Hoover 1969-5-3 11291 San Luis Obispo 4 mi w Nipomo Comment
  UC15981  Lupinus nanus unknown 451 San Luis Obispo near San Luis Obispo; near San Luis Obispo Comment
  UC990493  Lupinus nanus R. Bacigalupi 1949-4-8 3090 San Luis Obispo along highway at s end of town San Simeon Comment
  SEINET10490087  Lupinus nanus subsp. latifolius Ernest C. Twisselmann 1967-4-27 Twisselmann 12912 San Luis Obispo Hwy 1, 2.9 mi s of piedras blancas point. Corollas blue, center of standard White with black dots. Small colony growing in sandy clay. Coastal strand. 6 Comment
  SEINET10870805  Lupinus nanus subsp. latifolius David B. Dunn, Howard Brown 1946-5-17 Dunn 2648 San Luis Obispo Collected 12.4 mi n of the town of harmony and 2.6 mi s of san simeon, on open Flat grassland. Comment
  RSA431074  Lupinus nanus subsp. nanus Dunn, Brown 1946-5-12 2291 San Luis Obispo 4 miles north of Santa Margarita. Comment
  RSA8331  Lupinus nanus subsp. nanus I. L. Wiggins 5856 San Luis Obispo 3 mi. E of Templeton. Comment
  UCR103799  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 1997-3-11 1478 San Luis Obispo Central Coast, NE of Los Osos, at Turri Rd & South Bay Blvd near the east edge of the water of Morro Bay 15 Comment
  UCR161326  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9062 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills; 3.0 mi west of Los Osos Valley Road 140 Comment
  OBI48178  Lupinus truncatus David J. Keil 1985-3-31 18493 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and hwy 229 Comment
  UCSB46399  Lupinus truncatus Danenhower, T. 1983-4-27 San Luis Obispo On Willow Road, 1.2 miles west of its junction with Pomeroy Road; Nipomo Mesa 91 Comment
  OBI35325  Lysimachia arvensis Helen Jones 1982-5-19 51 San Luis Obispo Piedras Blancas Point Comment
  OBI66936  Lysimachia arvensis David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29568 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  OBI10719  Lysimachia latifolia R. Wunrow Apr-54 s.n. San Luis Obispo Perfumo Cyn Comment
  UC454541  Lythrum californicum Ira J. Condit 1907-9-27 San Luis Obispo California Polytechnic School grounds Comment
  OBI36951  Lythrum hyssopifolia Eric Wise 1981-6-15 566 San Luis Obispo N shore of Laguna Lake, SLO Comment
  OBI40144  Lythrum hyssopifolia David J. Keil 1977-11-12 s.n. San Luis Obispo San Luis Obispo at Laguna Lake Park Comment
  OBI15729  Madia elegans Robert F. Hoover 1952-5-25 8223 San Luis Obispo Caliente Mt; W of peak Comment
  CDA11477  Madia gracilis G. F. Hrusa 1995-5-28 12248 San Luis Obispo Los Padres NF. Black Butte Research Natural Area, SE base of Peak 3. Comment
  CAS-BOT-BC324525  Madia radiata David D. Keck; J. Clausen 1935-4-9 3105 San Luis Obispo 3.5 miles east of Cholame on road to Lost Hills 457 Comment
  RSA176910  Madia radiata D. E. Breedlove 1962-3-29 2081 San Luis Obispo Western edge of Carrizo Plain, 3 miles west of north edge of Soda Lake, on Turkey Camp Well Road 732 Comment
  CAS-BOT-BC345101  Madia sativa H. M. Hall 1931-6-8 13146 San Luis Obispo San Simeon Bay Comment
  UCR248801  Madia sativa Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7245 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, '4-pond Valley', Colorado Pond, c. 80 m from south refuge boundary 17 Comment
  OBI15737  Madia sativa Robert F. Hoover 1966-9-12 9979 San Luis Obispo Site of Bellevue-Santa Fe School, just N of Hidden Valley Hot Springs Comment
  OBI32348  Madia sativa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15935 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
  SBBG18087  Malacothamnus jonesii C. B. Hardham 1961-5-10 6983 San Luis Obispo Santa Rosa Rd, Atascadero Comment
  UC1122046  Malacothamnus jonesii H. C. Lee 1937-5-8 900 San Luis Obispo Adelaida Rd. Paso Robles Quadrangle Comment
  CAS-BOT-BC204155  Malacothamnus jonesii R. C. Barneby 1954-5-3 11284 San Luis Obispo 8 miles e. of Atascadero 426 Comment
  RSA601206  Malacothamnus palmeri var. involucratus George K. Helmkamp 1996-9-22 1215 San Luis Obispo Along San Simeon Creek, ca. 0.2 mi E of CA-1 Hwy. (Rocky creek bed) 6 Comment
  RSA125905  Malacothamnus palmeri var. palmeri P. A. Munz 1958-1-28 22902 San Luis Obispo Santa Rosa Creek, 4 miles above Marquart Park, near Cambria Comment
  SBBG111567  Malacothrix C. B. Hardham 1956-3-19 210 San Luis Obispo Chimney Rock area Comment
  CDA15136  Malacothrix californica G. F. Hrusa 1998-4-25 14222 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Above bottom of Swain Wash, at south end of Swain pasture and appr. 1/2 mi. W of Soda Lake Rd. Comment
  SBBG84740  Malacothrix californica C. F. Smith 1952-7-11 3678 a San Luis Obispo St Hwy 166, lower Cuyama Valley near Russell and Spanish Ranches Comment
  SEINET7063598  Malacothrix californica A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
  UC33269  Malacothrix californica Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  UC573222  Malacothrix californica G. T. Nordstrom 1937-4-14 1078 San Luis Obispo 2.8 mi se Williams Ranch; Adelaide Quadrangle 335 Comment
  CAS-BOT-BC345345  Malacothrix californica Chester Dudley 1936-5-1 s.n. San Luis Obispo Indian Creek between Creston and Comatti Comment
  CAS-BOT-BC347330  Malacothrix coulteri Alice Eastwood 1926-5-5 13884 San Luis Obispo Cholame Comment
  UC1069936  Malacothrix coulteri G. T. Nordstrom 1937-4-28 1121 San Luis Obispo 3.7 mi ne Chimney Rock; Adelaida Quad. Comment
  CAS-BOT-BC347549  Malacothrix floccifera Clare B. Hardham 1956-6-20 964 San Luis Obispo Santa Lucia Mountains. Tassajera [Tassajara] Canyon Comment
  CAS-BOT-BC323278  Malacothrix incana R. F. Hoover 1950-5-13 7913 San Luis Obispo Near Oso Flaco Lake Comment
  LA211626  Malacothrix incana Mark A. Elvin; Jason Storlie 2014-10-10 7662 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Beach of Pacific Ocean at northern edge of Refuge. 3.0 Comment
  OBI37223  Malacothrix incana L. E. Allen 1966-5-19 s.n. San Luis Obispo Oso Flaco Lake Comment
  SBBG93817  Malacothrix phaeocarpa S. A. Junak 1990-4-26 4207 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
  OBI37971  Malacothrix phaeocarpa David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18662 San Luis Obispo 19.1 mi from Calif rte 1 along San Simeon Crk rd, N of Rocky Butte lookout. 716 Comment
  OBI64451  Malacothrix saxatilis var. commutata David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28699 A San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI58354  Malva neglecta David J. Keil 1998-6-30 27897 San Luis Obispo Carrizo Plain. Hwy 58 at Branch Mountain Rd. Comment
  OBI17744  Marah fabacea Dave Imper 1977-2-24 47 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  SBBG93712  Marah fabacea S. A. Junak 1990-4-26 4195 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
  OBI7350  Marah fabacea Mark Fresh 1976-2-25 11 San Luis Obispo 3.8 mi into See Cyn, growing on a N facing steep slope 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
  UC456052  Marah fabacea I. J. Condit 1907-12-16 San Luis Obispo C.P.S. Canyon San Luis Obispo Comment
  OBI5571  Marrubium vulgare Sharon Jochums 1974-5-19 263 San Luis Obispo Arroyo Laguna W of hwy 1 just N of San Simeon point Comment
  OBI27563  Matricaria discoidea Melinda Doud 1976-5-21 48 San Luis Obispo Dry, dirt parking lot, Montana de Oro state park HQ Comment
  RSA789122  Matricaria occidentalis J. R. Shevock, Jack Zaninovich 1983-3-31 10239 San Luis Obispo Carrizo Plain, San Andreas rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 5.9 miles south of California City then 1.2 miles east on Seven Mile Road. 595 Comment
  CAS-BOT-BC422735  Meconella denticulata C. B. Hardham 1962-4-16 8988 San Luis Obispo Pozo Hi Mt. Comment
  CDA4185  Medicago minima var. pubescens Robert F. Hoover 1953-5-28 8324 San Luis Obispo Lopez Canyon. 0 Comment
  CLARK-A1045-1368  Medicago polymorpha George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road; Morro Bay S 7.5'Q Comment
  OBI78149  Medicago polymorpha Allison Berry 1984-2-20 4 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  CDA20524  Medicago truncatula G. Butterworth 2005-5-12 s.n. San Luis Obispo South Coast Ranges; Chimineas Unit of the Carrizo Plain Ecological Reserve. Along 3 Dam Rd, 0.6 mi NW of Scale House. 762 Comment
  RSA0037515  Melica californica LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6552 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
  UC1132239  Melica californica H. C. Lee 1937-5-10 910 San Luis Obispo 0.5 mi n Lake Ysabel; Paso Robles Quad. 228 Comment
  UC1747206  Melica californica David Keil 1986-4-13 19153 San Luis Obispo 0.5 mi NW of Rinconanda Mine entrance (along Pozo Road, on SW side of highway) Comment
  CAS-BOT-BC281679  Melica imperfecta Geo. B. Grant 1903-4-1 766 a San Luis Obispo Paso Robles Comment
  CDA21213  Melica imperfecta G. F. Hrusa, D. Ragan 1993-5-21 11082 San Luis Obispo Occasional on steep, grassy slopes in shade of blue oaks with chaparralshrubs interspersed. Plants perennial, tufted. Approx. 3 km. beyond Stony Creek Camp. Comment
  OBI21999  Melica imperfecta Russell Gorman 1956-4-6 40 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI29015  Melica imperfecta David J. Keil 1982-6-4 16182 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  OBI29652  Melica imperfecta David J. Keil, Dirk Walters 1980-4-26 13815 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI58405  Melica imperfecta G. F. Hrusa 1993-5-2 11100 San Luis Obispo Black Butte Research Natural Area; W face of main ridge, approx 1/2 mi N of Mt. Lowe 600 Comment
  UC1132313  Melica imperfecta H. C. Lee 1937-5-10 908 San Luis Obispo 0.5 mi n Lake Ysabel; Paso Robles Quad. 228 Comment
  OBI69684  Melica imperfecta Steven A. Junak 1990-5-1 4272 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: at N edge of Cuesta Ridge botanical area, along power line access rd which intersects Tassajera Crk rd ca. 2.4 mi W of hwy 101, ca 1.1 rd mi S of Tassajera Crk rd 536 Comment
  CAS-BOT-BC264273  Melica torreyana Clare B. Hardham 1957-5-3 3252 San Luis Obispo North of San Luis Obispo, Santa Lucia Mountains Comment
  OBI80947  Melilotus albus Jordan Wylie, Dani LeVine, Holly Haraguchi, Kaila Michitsch, Christine Tsoi, Alvin Iam 2015-4-24 9 San Luis Obispo Pennington Creek Bio Reserve, 70 feet off trail on the left side Comment
  SBBG118039  Melilotus albus J. Clark, M. Petroelje 1998-6-15 San Luis Obispo Salinas River flood plain, Dept of Fish and Game Big Sandy Wildlife Area; Camp Roberts; LCTA Plot 108 180 Comment
  SBBG32160  Melilotus albus E. C. Twisselmann 1968-10-21 15035 San Luis Obispo Salinas River just N of the Hwy 46 bridge; Paso Robles 181 Comment
  OBI35362  Melilotus indicus Melody Dickens 1980-7-4 37 San Luis Obispo Morro Rock, Morro Bay Comment
  SBBG104960  Melilotus indicus M. D. Proctor, E. A. Young 1993-3-17 ROB 209 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SD40030  Melilotus indicus Edith A. Purer 1932-8-1 4693 San Luis Obispo Morro Bay. Comment
  OBI36699  Melilotus indicus Eric Wise 1981-9-29 1234 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  SBBG107428  Melissa officinalis C. B. Hardham 1957-8-23 2498 San Luis Obispo York Mtn Comment
  UC2027571  Melissa officinalis David J. Keil with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight and Craig Jacobsen 2012-6-28 31397 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road. Comment
  OBI55583  Mentzelia affinis George Butterworth 1998-5-28 261 San Luis Obispo Carrizo Plain Natural area. NNW of Chalk Mtn. Beside Morales Rd, .9 mi N of oilfield gate 610 Comment
  RSA0055030  Mentzelia pectinata James R. Shevock 1972-4-1 1512 San Luis Obispo Shell Creek, Temblors. 350 Comment
  UC1224772  Mentzelia pectinata R. F. Hoover 1952-4-20 8149 San Luis Obispo between San Juan River (Carrizo Plain) Comment
  UC1121666  Mentzelia veatchiana D. Axelrod 1935-3-31 259 San Luis Obispo 2 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  OBI82619  Mesembryanthemum crystallinum David J. Keil 2015-8-10 33352 San Luis Obispo Cayucos Abalone Farm, northwest of Cayucos at west end of Villa Creek Road Comment
  SBBG43656  Mesembryanthemum nodiflorum L. W. Edge 1971-10-7 San Luis Obispo Morro Bay State Park Comment
  OBI80373  Microseris douglasii David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  JEPS97039  Microseris douglasii Clare B. Hardham 1958-5-7 3244 San Luis Obispo hills between Bee Rock and the Nacimiento Comment
  OBI64829  Microseris douglasii subsp. douglasii David J. Keil, with Michael Curto 2001-5-15 29459 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  SBBG133057  Microseris douglasii subsp. douglasii D. Keil, J. Dart, M. Perry 2010-4-27 30745 San Luis Obispo SW of Carissa Plains Elementary School, S of Hwy 58; Carrizo Plain 620 Comment
  CAS-BOT-BC349135  Microseris douglasii subsp. tenella Alice Eastwood; John Thomas Howell 1936-5-6 2225 A San Luis Obispo East of Morro on road to San Luis Obispo Comment
  JEPS35278  Microseris douglasii subsp. tenella R. F. Hoover 1948-5-2 7496 San Luis Obispo w base La Panza Range Comment
  CAS-BOT-BC349187  Microseris elegans K. L. Chambers 1954-4-23 480 San Luis Obispo Hwy. 101, 1 mi. s. of Atascadero. Grassy hillside ca. 200 yds. w. of old hwy. Comment
  UC1928088  Mimulus androsaceus David Keil, Rhonda Riggins and Karl Striby 1998-5-22 27421 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 03.432' N x 119 46.937' W) and Caliente Peak. 1280 Comment
  RSA682342  Mimulus aurantiacus Scott D. White, Ken McDonald 2001-5-9 8498 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  HSC20680  Mimulus aurantiacus W. S. Pierce 1963-6-16 23 San Luis Obispo Hwy. 466, 5 mi. W of Atascadero Comment
  RSA172236  Mimulus aurantiacus var. aurantiacus Robert F. Thorne, Percy C. Everett 1963-6-12 32251 San Luis Obispo Along roadside on sandy roadbank at Arroyo de la Cruz Creek. Comment
  OBI9526  Mimulus aurantiacus var. pubescens Eben McMillan 1952-6-7 770 .137 San Luis Obispo Carissa Plain-1 mi W, 2 mi S Simmler Comment
  JEPS35071  Mimulus aurantiacus var. pubescens R. F. Hoover 1958-5-24 8484 San Luis Obispo e Santa Margarita; Salinas River bridge 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
  SBBG104914  Mimulus guttatus M. D. Proctor, E. A. Young 1993-3-20 ROB 284 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG66027  Mimulus guttatus C. F. Smith 1962-8-7 8047 San Luis Obispo edge of Oso Flaco Lake, NW of Guadalupe Comment
  UCD122678  Mimulus guttatus G. F. Hrusa 1995-5-28 12234 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. SE base of Peak 3. 500 Comment
  SBBG118186  Mimulus latidens E. Painter, M. Wetherwax, D. Wilken, D. Keil 1991-4-17 CR 186 San Luis Obispo SE of jct of W Perimeter and Bee Rock Rds; Camp Roberts 217 Comment
  JEPS23836  Mimulus latidens Clare B. Hardham 1957-5-10 1900 San Luis Obispo 1.5 mi w Templeton (York Mountain road) Comment
  UCR159991  Mimulus pilosus George K. Helmkamp, E. A. Helmkamp 2005-6-12 9668 San Luis Obispo South Central Coast Range, Along Calif. Highway 229 (road to Creston), 5.5 mi N of Calif. Highway 58; beside West Branch of Huerhuero Creek 363 Comment
  SD71134  Minuartia californica R. F. Hoover 1947-4-20 6990 San Luis Obispo Yaro Creek district north of Pozo. Comment
  CAS-BOT-BC388820  Minuartia douglasii R. F. Hoover 1949-5-30 7740 San Luis Obispo San Simeon Creek Comment
  OBI57334  Minuartia douglasii David J. Keil 1998-5-6 27128 San Luis Obispo E of San Miguel along Cross Canyon Rd., 1.8 mi W of junction with Ranchita Canyon Rd. Comment
  SFV3181  Monardella crispa R. C. Bacigalupi 1950-5-13 3199 San Luis Obispo Sandy (dunes) area just south of Oso Flaco Lake. 10 Comment
  HSC94184  Monardella frutescens Austin P. Griffiths, M. E. Griffiths 1986-5-15 San Luis Obispo Guadalupe Dunes, midway along northernmost vegetated ridge Comment
  CDA17653  Monardella frutescens Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Callender Dunes; Bordering northwest shore of Black Lake. Comment
  CDA40932  Monardella frutescens James D. Jokerst & John Sorenson 1987-6-2 2910 San Luis Obispo South of Pismo Dunes Preserve at Collender PG&E substation, due south and adjaent to fence. 0 Comment
  OBI53012  Monardella palmeri Kristina Hand 1992-7-15 s.n. San Luis Obispo Ridge between Prefumo Cyn and See cyn Comment
  RSA43013  Monardella undulata Robert F. Hoover 1947-7-16 7304 San Luis Obispo Price Canyon Comment
  RSA733977  Monardella undulata Keith E. Hoffmaster 1935-6-28 651 San Luis Obispo Near Arroyo Grande Comment
  JEPS15280  Monardella undulata subsp. crispa Rimo Bacigalupi 1950-5-13 3199 San Luis Obispo Just south of Oso Flaco Lake Comment
  UC570448  Monardella undulata subsp. crispa William S. Cooper 1933-8-20 33 -124 San Luis Obispo Callender Comment
  CDA17556  Monardella undulata subsp. undulata Austin Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Morro Bay Sandspit; just S. of Jack Lake. Comment
  OBI76813  Monardella undulata subsp. undulata Robert F. Hoover 1946-9-17 6421 San Luis Obispo Oceano 30 Comment
  UC771643  Monardella villosa subsp. obispoensis R. F. Hoover 1946-8-3 6260 San Luis Obispo Above Perfumo Canyon; San Luis Range Comment
  UC771730 Image available Monardella villosa var. subglabra R. F. Hoover 1946-6-22 6183 San Luis Obispo Perry Creek Southeast of Cambria Comment
  UCD147273  Monolepis nuttalliana Michael Gordon; M. Gogol-Prokurat, MJ Colletti 2010-4-8 CARR 1024 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 879 Comment
  CAS-BOT-BC349535  Monolopia lanceolata Ernest C. Twisselmann 1957-4-26 3412 San Luis Obispo Vineyard Canyon at the Monterey County Line 304 Comment
  JEPS35227  Monolopia lanceolata W. L. Jepson 1930-4-13 15412 San Luis Obispo Cholame 365 Comment
  SBBG124146  Monolopia lanceolata D. Wilken with E. Painter 2011-4-20 17939 San Luis Obispo ridge top ca. 2.7 km E of Padrones Spring, 1.5 km NNW of Quail Spring Reservoir 301 Comment
  UC1315040  Monolopia lanceolata R. F. Hoover 1967-4-9 10392 San Luis Obispo s of Soda Lake; Carrizo Plain Comment
  UCD40590  Monolopia lanceolata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-27 1555 San Luis Obispo San Luis Obispo County: Along Hwy 166, 2 road miles east of the junction of Hwy 33 and 166, just east of the town of Cuyama. 822 Comment
  UCSB12666  Monolopia lanceolata Breedlove, Dennis 1962-3-29 San Luis Obispo At the western edge of the Carrizo Plain, about 6 miles south by southwest of Simmler 701 Comment
  OBI18738  Monolopia lanceolata G. Thomas Robbins & Rimo Bacigalupi, Rimo Bacigalupi 1952-4-20 3458 San Luis Obispo S most end of Carrizo Plain, just before descent into Cuyama Valley, abut 4 mi from Kern county line 869 Comment
  SJSU3317  Monolopia lanceolata C. W. Sharsmith 1962-4-20 6787 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  UC50098  Monolopia major W. H. Brewer 1861-4-11 420 San Luis Obispo between Nipomo and Arroyo Grande (by Guirado) Comment
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Apr 16 2013
  CAS-BOT-BC349679  Monolopia stricta David D. Keck; J. Clausen 1935-4-10 3143 San Luis Obispo East side of Soda Lake, Carrizo Plains [Plain] 610 Comment
  OBI18694  Monolopia stricta Eben McMillan 1952-3-23 15 San Luis Obispo Grant's Lake, Choice Valley, 4 mi S 13 mi E of Shandon Comment
  OBI40947  Montia fontana David J. Keil 1986-3-22 19101 San Luis Obispo 2.7 mi SE of jctn ith Shell Crk Rd along Hwy 58 488 Comment
  JEPS108379  Mucronea californica David Gowen 2005-4-17 256 San Luis Obispo Roadside on Hwy 58, ca 0.5 mile west of Shell Creek Rd. in sandy soil. Comment
  OBI5387  Mucronea californica Robert J. Rodin 1956-5-20 6057 San Luis Obispo S end of Morro Bay Comment
  SBBG1400  Mucronea californica C. B. Hardham 1958-5-31 3465 San Luis Obispo North Traffic Way, Atascadero Comment
  UC178492  Mucronea californica Katharine Brandegee San Luis Obispo San Luis Obispo Comment
  UC569532  Mucronea californica A. D. Gifford 1936-5-6 720 San Luis Obispo 3 mi s Musick; Nipomo Quadrangle 365 Comment
  CAS-BOT-BC109048  Mucronea californica James L. Reveal 1988-5-26 6914 San Luis Obispo Along California Highway 58, 1 mile west of Shell Creek Road, 6.5 miles northwest of La Panza and 1.6 mile east 426 Comment
  OBI10892  Mucronea californica Robert F. Hoover 1946-6-30 6221 San Luis Obispo N base of La Panza Range (NW of Cammatti Ranch) Comment
  OBI10902  Mucronea californica Robert F. Hoover 1946-6-23 6188 San Luis Obispo Summit at head of Carpenter Cyn, N of Arroyo Grande Comment
  SBBG109701  Mucronea californica E. C. Twisselmann 1955-6-10 2132 San Luis Obispo Vaquero Water Cyn 487 Comment
  OBI47709  Mucronea perfoliata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19233 San Luis Obispo SW flank of Temblor Range. 3.05 mi E ofrd to center of Carrizo Plain (to RC Farm) on Elkhorn Rd and N 0.25 mi to gate on unnammed dirt rd 792 Comment
  CAS-BOT-BC274883  Muhlenbergia rigens Ernest C. Twisselmann 1953-9-29 794 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Creek: Twisselman Ranch, 6 miles S of Cholame 624 Comment
  OBI22037  Muhlenbergia utilis Robert F. Hoover 1947-1-26 6602 San Luis Obispo Osos Valley Comment
  CDA5593  Myosotis latifolia David J. Keil 1985-3-26 18462 San Luis Obispo Lodge Hill subdivision area of Cambria. 0 Comment
  OBI58604  Myosurus minimus David J. Keil 1998-4-16 26771 San Luis Obispo Los Padres National Forest. Black Mountain Rd., 1.2 miles NW of junction with road to Navajo Camp Comment
  UCSB34474  Myosurus minimus Smith, D. San Luis Obispo California valley Comment
  CHSC53328  Nassella cernua L. P. Janeway 1988-4-15 2632 San Luis Obispo South side of Antelope Grade (hwy 46), 0.7 mi W of the summit. 509 Comment
  CAS-BOT-BC259844  Nassella cernua Ernest C. Twisselmann 1954-4-29 1118 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 655 Comment
  POM264972  Nassella cernua I. L. Wiggins 1929-5-24 3748 San Luis Obispo 1.5 miles east of Templeton Comment
  RSA585593  Nassella cernua F. L. Johnson, E. A. Young 1993-5-24 ROB- 582 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  CAS-BOT-BC260018  Nassella lepida Clare B. Hardham 1961-5-26 7264 San Luis Obispo Santa Lucia Mountains. Lime Mountain, Adelaida Comment
  SBBG94041  Nassella lepida S. A. Junak, T. Ayers 1989-6-22 4082 San Luis Obispo S side of USFS Rd 29S11.3, ca. 3 mi W of US Hwy 101 749 Comment
  OBI37241  Nasturtium officinale Eric Wise 1981-6-7 467 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI37246  Nasturtium officinale Eric Wise 1981-6-27 760 San Luis Obispo Cuyama River, 4.7 mi W of New Cuyama Comment
  SBBG128664  Nasturtium officinale M. A. Elvin, E. Shapiro 2010-7-29 6468 San Luis Obispo SE edge of Oso Flaco Lake, 50 meters NE of agricultural ditch 2 Comment
  OBI53063  Navarretia atractyloides David J. Keil 1995-5-23 25204 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI66914  Navarretia jaredii David J. Keil, with V. L. Holland 2001-5-24 29503 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  JEPS108309  Navarretia mitracarpa David Gowen 2005-5-23 381 San Luis Obispo W. side of Cottonwood Pass on HWY 41, S. side of road on gentle E-facing slope. Comment
  SBBG107614  Navarretia mitracarpa C. B. Hardham 1959-5-6 4580 San Luis Obispo between Nacimiento Lake Dam and Bradley-Pleyto Rd Comment
  CAS-BOT-BC230447  Navarretia mitracarpa Ernest C. Twisselmann 1953-7-23 397 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place, near the head of Gillis Canyon 548 Comment
  CAS-BOT-BC230467  Navarretia mitracarpa K. Brandegee 1911-7-12 140 San Luis Obispo Near Paso Robles, along the Creston Road, not far from the type locality, which is given as Paso Robles Creek Comment
  OBI64737  Navarretia mitracarpa D. R. Miller 1994-6-7 694 -415 San Luis Obispo Pine Mt Region. From the rd way down E slope of Pine Mt: Tobacco crk drainage 762 Comment
  SBBG107691  Navarretia nigelliformis C. B. Hardham 1960-4-18 5451 San Luis Obispo 1 mi N of Creston Comment
  OBI76678  Navarretia nigelliformis subsp. radians Jason Dart, Kerri Johnson 2008-4-24 317 San Luis Obispo Straw Ridge Rd at Hwy 41, Creston (APN 004-943-005. Creston USGS 7.5' quad 351 Comment
  SBBG117967  Navarretia nigelliformis subsp. radians E. Painter, J. Froland 2001-5-14 CR 238 San Luis Obispo across (E of) W Perimeter Rd from Ranch House; Camp Roberts 211 Comment
  SEINET10460999  Nemacladus secundiflorus Hardham 1960-5-28 HARDHAM 5946 San Luis Obispo Headwaters of south fork of Huero Huero River, Klein Ranch, Pozo-Arroyo Grande road Comment
  SEINET10461002  Nemacladus secundiflorus Hardham 1957-5-26 HARDHAM 1967 San Luis Obispo Intersection of Parkhill Road and Creston-Santa Margarita Road Comment
  RSA128095  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham 1957-5-26 1967 San Luis Obispo Intersection of Parkhill Rd. and Creston-Santa Margarita Rd. Comment
  UC1969578  Nemesia strumosa Michael Curto 2009-2-24 s. n. San Luis Obispo Leaning Pine Arboretum, Campus of California Polytechnic State University, San Louis Obispo. Comment
  UC2027001  Nemophila menziesii Greg Wilvert 2005-3-24 34 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.6km NNW of Wells Canyon Comment
  OBI13917  Nemophila menziesii R. D. Brister 1964-2-29 6 San Luis Obispo Routzahn Park Rd, approx 11 mi from SLO Comment
  RSA150839  Nemophila menziesii var. menziesii Peter H. Raven 1962-3-24 16959 San Luis Obispo 6.8 miles east of Templeton on road to Shandon 305 Comment
  SBBG18201  Nemophila pedunculata C. B. Hardham 1960-3-27 5244 San Luis Obispo rd to Adelaida and Oak Flat Rd Comment
  OBI26221  Notholithocarpus densiflorus var. densiflorus Mark E. Schneider 1974-8-7 s.n. San Luis Obispo Cuesta Ridge, approx. 3/4 mi up road, right hand side Comment
  OBI54419  Nuttallanthus texanus Matthew Arterburn 1997-4-8 34 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  SBBG107643  Nuttallanthus texanus C. B. Hardham 1958-3-4 2852 San Luis Obispo near Leffingwell Crk, Cambria Comment
  CAS-BOT-BC140419  Oemleria cerasiformis Roxana S. Ferris 1929-4-13 7510 San Luis Obispo North base of the Cuesta Grade Comment
  CDA17690  Oemleria cerasiformis Austin Griffiths 1985-3-16 s.n. San Luis Obispo San Luis Range; Hibbard Nature Preserve. Immediate across trail NW of corral, 2.5 mi from gate colony of 3. 0 Comment
  OBI26299  Oenothera elata subsp. hookeri Mark E. Schneider 1974-6-25 s.n. San Luis Obispo Roadside, Los Osos Rd, Los Osos 30 Comment
  RSA0070451  Oenothera glazioviana Clare B. Hardham 1958-9-2 3907 San Luis Obispo Santa Lucia Mountains. Comment
  CDA14300  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 h San Luis Obispo Central California; 9975 Temettate Dr. off Suey Ck. Rd. approx. 15 mi. E of Santa Maria. Comment
  OBI11868  Orobanche bulbosa Neil Havlik 1968-5-4 192 San Luis Obispo along roadside 3 mi W of Pozo summit on Pozo-La Panza Rd Comment
  JEPS11669  Orobanche californica subsp. condensa Rimo Bacigalupi with G. T. Robbins and Keith Harrison''Rimo Bacigalupi (with G. T. Robbins and Keith Harrison) 1955-5-16 5128 San Luis Obispo Cammatti Canyon (tributary of San Juan Creek), 11 miles south of Shandon. Comment
  SBBG7251  Orobanche californica subsp. grandis V. A. Barnes 1960-9-5 San Luis Obispo sand bar at SW end of Morro Bay Comment
  CAS-BOT-BC500159  Orobanche fasciculata Clare B. Hardham 1956-5-22 746 San Luis Obispo Santa Lucia Mountains: Atascadero Ranch Comment
  RSA152283  Orthocarpus densiflorus var. obispoensis R. C. Bacigalupi, G. Thomas Robbins 1952-4-22 3658 San Luis Obispo At junction of old and new roads (coastal county road), 1 mi south of Cambria Pines Lodge, Cambria. Comment
  OBI33373  Osmorhiza berteroi David J. Keil 1982-3-20 15737 San Luis Obispo San Luis Range in Irish Hills along dirt rd leading from See Cyn rd to Hibberd Preserve Comment
  RSA128141  Osmorhiza brachypoda Clare B. Hardham 1959-5-9 4457 San Luis Obispo Franklin Creek, Camp Natoma Comment
  OBI79341  Oxalis corniculata David J. Keil 2012-2-5 31212 San Luis Obispo Montana de Oro State Park. Western portion of San Luis Range along Coon Creek Trail 25 Comment
  OBI30931  Oxalis latifolia David J. Keil 2010-10-18 30931 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. 60 Comment
  OBI53962  Oxalis pes-caprae Larry Kelly 1989-1-29 333 San Luis Obispo Pismo marsh, W along Norswing between Coolidge and Pier Comment
  OBI80391  Oxalis pilosa Daniella Anthony 2015-2-1 3 San Luis Obispo Morro Bay Quarry Trail, 2 feet after trail divides into two 46 Comment
  OBI79749  Oxalis pilosa David J. Keil 2012-5-4 31316 San Luis Obispo Montana de Oro State Park. Coon Creek trailhead at end of Pecho Road Comment
  UCSB8685  Oxalis pilosa Ralph, F. 1959-4-11 San Luis Obispo Hillside above County Road at the corner of Olan Avenue, .4 miles from turn off Hwy 1 to Cambria Pines. 152 Comment
  OBI75010  Oxalis purpurea Michael Walgren 2011-3-5 216 San Luis Obispo Inland Cabria at the Camp KEEP ball field near the northern terminus of Ashley St off of Weymouth St. Comment
  OBI11848  Paeonia californica Aart C. DeVos 1963-3-31 49 San Luis Obispo Poly Cyn, alongside of rd Comment
  SBBG104943  Paeonia californica M. D. Proctor, E. A. Young 1993-3-17 ROB 180 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC422820  Papaver californicum R. F. Hoover 1947-3-26 6759 San Luis Obispo Oak Park district Comment
  UCR42344  Papaver californicum David Charlton 1986-4-17 s.n. San Luis Obispo La Panza Range/Inner Coast Range, 25 miles west of county line on road from Pozo to Santa Margarita [c. 2.5 miles east of La Panza campground, based on another label from this date; not between Pozo and Santa Margarita but east of Pozo], eastern boundary of the [Los Padres] National Forest 640 Comment
  UC1928074  Papaver somniferum David Keil 2008-5-29 30526 San Luis Obispo Prefumo Canyon Road next to Prefumo Canyon Creek, adjacent to walking trail, just east of trailhead parking lot. 35 15'43.55''N x 120 42'40.90''W. 61 Comment
  CAS-BOT-BC413379  Parietaria hespera var. californica Roxana S. Ferris 1929-4-16 8029 San Luis Obispo 8 miles north of Cayucos Comment
  OBI65952  Paspalum distichum Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-22 58 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS) S of Morro Bay on Hwy 1. N of Hollister peak and hwy 1 at srping drainage off of Canet Rd frontage rd 34 Comment
  OBI59501  Pectocarya pusilla David J. Keil, with V. L. Holland 2001-4-7 29258 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
  UC1125727  Pedicularis densiflora G. T. Nordstrom 1937-3-29 1038 San Luis Obispo 2.4 mi sw of Chimney Rock 411 Comment
  OBI9319  Pedicularis densiflora B. A. Smith 1966-4-14 38 San Luis Obispo About 3 mi W on Cuesta Ridge from hwy 101 Cuesta Summit Comment
  UC474229  Pellaea andromedifolia Marcus E. Jones, A. M. 1882-5-5 3227 San Luis Obispo San Luis Obispo Comment
  UC74879  Pellaea mucronata var. mucronata Mrs. R. W. Summers San Luis Obispo Comment
  CDA17570  Pennisetum clandestinum Austin Griffiths 1980-9-17 s.n. San Luis Obispo Pismo Dunes; Strother Park, Arroyo Grande. Comment
  OBI72486  Penstemon centranthifolius E. L. Painter & M. Wetherwax, M. Wetherwax 2001-5-16 CR- 245 San Luis Obispo Camp Roberts. Along W Perimeter Rd, between Boy Scout and Generals rds, on N side of rd Comment
  OBI9304  Penstemon centranthifolius Eben McMillan 1952-5-5 108 San Luis Obispo 1 mi E 13 mi S of Shandon Comment
  OBI9306  Penstemon centranthifolius Robert J. Rodin 1953-5-17 5822 San Luis Obispo S of Gorman 3 mi near Hwy 101 Comment
  UC1063388  Penstemon heterophyllus H. C. Lee 1936-5-18 617 San Luis Obispo 2 mi n Porter Ranch - Huasna R. (Huasna R.); San Luis Obispo National Forest, Nipomo Quad. Comment
  RSA537528  Penstemon heterophyllus Barbara Ertter 1989-6-10 8559 San Luis Obispo E side Black Mtn, ca 20 air miles ENE of San Luis Obispo, 3.5 mi from hwy 58 on rd to Navajo Campground. McGinnis Creek. La Panza Range. 610 Comment
  SEINET2442718  Pentachaeta exilis David Keil 2001-4-17 29309 San Luis Obispo Camp Roberts. Just northwest of junction of San Marcos Road and Generals Road. Foothill woodland area. 201 Comment
  SBBG117887  Pentachaeta exilis subsp. exilis M. Wetherwax, E. Painter 2002-3-27 CR 182 San Luis Obispo N of San Marcos Rd, W of Generals Rd; Camp Roberts 260 Comment
  UC1553357  Pentagramma triangularis subsp. triangularis T. Ranker 1986-4-21 870 San Luis Obispo n of Pismo Beach (sw corner Avila Rd and Hwy 101) 48 Comment
  UC638970  Pentagramma triangularis subsp. triangularis Bernard Miossi 1940-3-17 215 San Luis Obispo n San Luis Obispo (Polytechnic School Canyon) 121 Comment
  CAS-BOT-BC71723  Pentagramma triangularis subsp. triangularis R. F. Hoover 1946-11-24 6566 San Luis Obispo Hill above Ssalinas River opposite Pilitas Creek Comment
  UC74890  Pentagramma triangularis subsp. triangularis Miss Maggie Grieb 1885-1 San Luis Obispo Coral de Piedra Ranch Comment
  OBI31940  Perideridia californica David J. Keil 1981-6-20 14861 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of Hwy 1. Comment
  UCR31912  Perideridia californica David J. Keil, Melissa Luckow, et al 1982-5-8 16006 San Luis Obispo Santa Lucia Mtns (Coast Ranges), Warrens' cabin at base of Cypress Mtn., c. 8 mi. from Santa Rosa Creek on Cypress Mtn. Rd. 356 Comment
  RSA755205  Perideridia pringlei P. Ashley 1980-4-29 s.n. San Luis Obispo Campus of CA Polytechnic State University, San Luis Obispo. Poly Canyon. Grassy slope. Comment
  SBBG117784  Peritoma arborea M. Wetherwax, E. Painter 2002-1-15 SLO 205 San Luis Obispo bridge at jct of Amador and Colusa, across from Fire Training Center; Camp San Luis Obispo 90 Comment
  CAS-BOT-BC419067  Persicaria lapathifolia Ernest C. Twisselmann 1968-10-21 15036 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  OBI10875  Persicaria maculosa Robert F. Hoover 1946-8-26 6360 San Luis Obispo Baywood Park Comment
  OBI37279  Petunia parviflora Eric Wise 1981-9-17 1122 San Luis Obispo Salinas River at hwy 58 bridge Comment
  OBI79750  Phacelia cicutaria David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31572 San Luis Obispo Avenales Ranch, south of Pozo 425 Comment
  UC1314929  Phacelia cicutaria var. heliophila R. F. Hoover 1967-6-4 10594 San Luis Obispo canyon near north end of Elkhorn Plain; Temblor Range Comment
  OBI73056  Phacelia cicutaria var. hispida David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25399 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  SBBG12287  Phacelia ciliata E. R. Chandler 1962-4-3 488 San Luis Obispo ca. 1 mi E of Cholame Comment
  UC1523527  Phacelia ciliata var. ciliata Robert F. Thorne and P. Everett 1963-4-18 31488 San Luis Obispo across from Twisselman Ranch house (8.2 mi sse of Cholame) 518 Comment
  UC524055  Phacelia ciliata var. ciliata Ira L. Wiggins 1932-3-20 5782 San Luis Obispo hillsides immediate vicinity of Cholame Comment
  OBI13825  Phacelia cryptantha Robert F. Hoover 1968-4-17 11050 San Luis Obispo Elkhorn Hills Comment
  SBBG55567  Phacelia distans D. Keil, D. Walters, M. McCleod, B. Burdett 1981-5-25 14776 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz; near St Hwy 1 Comment
  OBI13804  Phacelia distans Eben McMillan unk 71 San Luis Obispo Shell Crk. 12 mi S, 2.5 mi E Shandon Comment
  OBI53176  Phacelia distans Lynne Dee Oyler 1990-6-12 1178 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
  SBBG97525  Phacelia douglasii C. F. Smith 1950-4-30 2722 San Luis Obispo Twisselmann Rd near Carneros Cyn, Temblor Range 1066 Comment
  UC1602008  Phacelia egena H. C. Lee 1937-5-10 912 San Luis Obispo 3/4 mi n Lake Ysabel (Plot 60); Paso Robles Quadrangle Comment
  RSA585890  Phacelia egena F. L. Johnson, E. A. Young 1993-5-26 ROB 0627 San Luis Obispo One and a half km west-northwest of Chorro Reservation, CSLO [Camp San Luis Obispo]. 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
  RSA112748  Phacelia fremontii H. D. Ripley, R. C. Barneby 1941-4-13 3248 San Luis Obispo Near Soda Lake, Carrisa Plain. 671 Comment
  SD244732  Phacelia grandiflora David Keil 1998-4-9 26632 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Road. Comment
  CAS-BOT-BC6875  Phacelia grisea Edward Palmer 1876-1-1 381 San Luis Obispo Pine Mt., near San Simeon Bay Comment
  OBI55660  Phacelia grisea David J. Keil 1989-6-3 21237 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto Campground Comment
  RSA659225  Phacelia grisea David J. Keil, R. Riggins 1987-5-11 20145 San Luis Obispo Cuesta Ridge east, along road to radio facility N of Mt. Lowe, ca. 0.35 miles from Cuesta Ridge road and 4 miles from US 101. 732 Comment
  IRVC29051  Phacelia ramosissima var. montereyensis G. K. Helmkamp 2003-10-8 8193 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 Comment
  RSA428673  Phacelia ramosissima var. montereyensis Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo. Comment
  JEPS97111  Phacelia ramosissima var. ramosissima F. L. Johnson and E. A. Young 1993-5-25 ROB 585 San Luis Obispo W Perimeter Road, 3 km S of Nacimento Road Camp Roberts Comment
  CAS-BOT-BC154364  Phacelia suaveolens R. F. Hoover 1952-6-10 8244 San Luis Obispo near summit Black Mt., La Panza Range Comment
  UC1069400  Phacelia tanacetifolia W. A. Peterson 1937-4-5 661 San Luis Obispo 3 mi nnw Syncline Hill; La Panza Quadrangle Comment
  RSA140137  Phacelia tanacetifolia Clare B. Hardham 1959-4-3 4190 San Luis Obispo Chimney Rock Ranch, north road to Adelaida. Comment
  UCD120737  Phacelia tanacetifolia Ernest C. Twisselmann 1962-5-22 7171 San Luis Obispo San Luis Obispo County: Choice Valley Hills, about 2 miles north of Grant's Lake. Shandon, CA. 601 Comment
  JEPS1318  Phacelia viscida Rhoda Ramona Reed May 1914 460 San Luis Obispo near San Luis Obispo; Lopez Canyon Comment
  OBI13725  Phacelia viscida Robert F. Hoover 1965-5-26 9410 San Luis Obispo Santa Lucia Range. 4 mi W of Paso Robles on Adelaida Rd Comment
  CAS-BOT-BC265803  Phalaris aquatica Ernest C. Twisselmann 1954-5-31 1311 San Luis Obispo Eastern San Luis Obispo County, Chris Twisselmann Ranch, the Temblor Range and the Western San Joaquin Valley 667 Comment
  OBI50121  Phalaris aquatica Robert D. Page 1962-5-5 97 San Luis Obispo Alog hwy one between San Luis Obispo and Morro Bay Comment
  CAS-BOT-BC258993  Phalaris californica W. A. Silveus 1938-6-21 3712 San Luis Obispo Cambria Comment
  OBI79769  Phalaris canariensis David J. Keil 2012-7-18 31460 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  OBI22096  Phalaris lemmonii Robert F. Hoover 1947-4-26 7095 San Luis Obispo 1 mi E of Creston on Shandon rd Comment
  OBI60580  Pholisma arenarium Lynne Dee Oyler, David J. Keil & K. Foustini 1990-4-26 1091 San Luis Obispo Nipomo Dunes. UNOCAL pipeline that runs N-S through dunes Comment
  CAS-BOT-BC219566  Pholisma arenarium Edith A. Purer 1933-7-20 5110 San Luis Obispo Five miles north of Guadalupe Comment
  CAS-BOT-BC222605  Pholistoma auritum var. auritum Ira L. Wiggins 1929-5-21 3702 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  OBI13713  Pholistoma auritum var. auritum Robert F. Hoover 1968-4-16 11016 San Luis Obispo Suey Crk Comment
  RSA789126  Pholistoma membranaceum Jim R. Shevock, Jack Zaninovich 1983-3-30 10227 San Luis Obispo 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
  CAS-BOT-BC135012  Phoradendron bolleanum Clare B. Hardham 1960-5-1 5958 San Luis Obispo Burnett Peak Comment
  CAS-BOT-BC135016  Phoradendron bolleanum Chester Dudley 1936-5-1 s.n. San Luis Obispo San Juan River Comment
  OBI37969  Phoradendron densum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18671 San Luis Obispo 18.4 mi from Calif rte 1 along San Simeon Crk rd, N of rocky Butte lookout 732 Comment
  CAS-BOT-BC76995  Pilularia americana Clare B. Hardham 1957-5-12 2216 San Luis Obispo Santa Lucia Mountains - Green's Lake Comment
  CAS-BOT-BC71808  Pilularia americana Alice Eastwood; John Thomas Howell 1937-5-2 4201 San Luis Obispo Near Estrella Comment
  CAS-BOT-BC71809  Pilularia americana John Thomas Howell 1956-3-22 31129 San Luis Obispo 1.5 miles from Paso Robles on road to Creston Comment
  OBI62792  Pinus coulteri W. Kent Allender 1962-12-17 s.n. San Luis Obispo Near burn area, Cuesta Summit N of US 101, San Luis Obispo Comment
  OBI57036  Pinus monophylla David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27394 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  HSC91667  Pinus muricata Susan H. Bicknell 1989-8-7 San Luis Obispo Montano de Oro, MDO 50 Comment
  OBI4317  Pinus muricata Williams Lester 1969-5-12 208 San Luis Obispo In the Los Osos area Comment
  OBI22724  Pinus ponderosa R. A. Hays 1957-11-12 s.n. San Luis Obispo Pine Mt Comment
  OBI22732  Pinus radiata Ray Mckelvey unk 18 San Luis Obispo Hwy 1 near Cambria Comment
  UC1083334  Pinus radiata Herbert L. Mason 1929-10-13 5502 San Luis Obispo 2 1/2 mi n Cambria Comment
  UC1134126  Pinus sabiniana C. A. Graham 1938-4-13 322 San Luis Obispo 2.5 mi ssw of Bee Rock; Bradley Quad. 289 Comment
  UCR80514  Pinus sabiniana Don Pendleton 1992-3-15 92 2 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  OBI51355  Piperia elegans Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .21 San Luis Obispo San Simeon State Park. SW section of park Comment
  OBI11672  Pittosporum undulatum Jack M. Farrell 1955-2-21 11 San Luis Obispo Cal Poly campus Comment
  SBBG118042  Plagiobothrys canescens K. Foster 1999-4-27 San Luis Obispo Training Area 02, vernal pool 02-1; Camp Roberts Comment
  OBI77635  Plagiobothrys collinus var. fulvescens David J. Keil 1998-4-9 26659 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI20900  Plagiobothrys fulvus var. campestris Robert F. Hoover 1952-4-8 San Luis Obispo Pozo 1 mi W Comment
  OBI78942  Plagiobothrys leptocladus 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
  OBI57902  Plagiobothrys stipitatus var. micranthus David J. Keil 1999-4-29 28287 San Luis Obispo Camp Roberts. Vicinity of Range Control. Comment
  OBI79776  Plagiobothrys tenellus David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31575 San Luis Obispo Avenales Ranch, south of Pozo 420 Comment
  SBBG115866  Plagiobothrys tenellus R. E. Preston 1998-4-7 1091 San Luis Obispo ca. 25 mi N of Hwy 58, ca. 0.5 mi E of its jct with La Panza Rd 487 Comment
  JEPS61079  Plagiobothrys trachycarpus Lorenzo Jared 1896-1 San Luis Obispo Estrella Comment
  RSA182977  Plagiobothrys uncinatus Clare B. Hardham 1961-5-26 7137 San Luis Obispo Franklin Creek, west of Adelaida Comment
  OBI51810  Plantago erecta Gary Westbrook Mar-94 21 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden footbridge 244 Comment
  SEINET7063713  Plantago erecta A. G. Vestal 1947-4-18 s.n. San Luis Obispo Partially shaded serpentine in vicinity of San Luis Obispo. UTM Zone 10, 712847mE, 3906912mN. (WGS84/NAD83). 73 Comment
  OBI30117  Plantago lanceolata Melissa Luckow 1982-6-24 893 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd Comment
  OBI28891  Plantago ovata Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-5-2 860 San Luis Obispo County Rd 285, 11.9 mi SE of jctn hwy 58 Comment
  UC76653  Plantago subnuda Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UCD124568  Plantago subnuda Malcom A. Nobs; S. Galen Smith 1948-9-9 660 San Luis Obispo San Luis Obispo County: Dune-bound marshes, south of Pismo Beach. Comment
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Jan 20 2015
  OBI36830  Platanus racemosa Eric Wise 1983-9-23 1792 San Luis Obispo North shore of Laguna Lake Comment
  SEINET3928144  Platanus racemosa Tyler Lutz 2013-3-2 10 San Luis Obispo Poly Canyon: near creek and entrance to architecture graveyard.; 0 146 Comment
  UC455316  Platystemon californicus I. J. Condit 1908-2-29 San Luis Obispo e San Luis Obispo (California Polytechnic School); e of S.L.O., California Polytechnic School Comment
  UCSB25278  Platystemon californicus Broder, Richard 1960-3-20 San Luis Obispo 4.1 miles S of junction of the La Panza to Siromler road and the road to Soda Lake; on the Soda Lake road Comment
  UC1928096  Plectritis brachystemon David Keil 1998-4-20 26838 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  SD231146  Plectritis ciliosa James R. Shevock, Jack Zaninovich 1983-3-30 10229 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Tremblor Ranges. Along Elkhorn Road, east side atPanorama Hills, 22.5 miles northwest from Californa highway 33/166. 800 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
  CDA15114  Plectritis macrocera G. F. Hrusa 1998-4-25 14200 San Luis Obispo La Panza Range; Above La Panza Camp about 1/4 mi. W of Queen Bee turnoff. Comment
  CAS-BOT-BC260939  Pleuropogon californicus var. californicus R. F. Hoover 1964-5-14 8880 San Luis Obispo Near northwest end of Laguna Comment
  RSA484166  Poa Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  SBBG11972  Poa C. B. Hardham 1957-4-26 1753 San Luis Obispo South Rd to Adelaida, 6 mi W of Paso Robles Comment
  CAS-BOT-BC255559  Poa annua Clare B. Hardham 1957-3-25 1566 San Luis Obispo Santa Lucia Mountains Comment
  OBI43323  Poa annua Eric Wise 1983-8-10 1734 San Luis Obispo Little Morro Crk Comment
  UC454055  Poa annua I. J. Condit Apr. 1908 San Luis Obispo Polytechnic School grounds Comment
  OBI72459  Poa bulbosa Unknown 1998-4-9 s.n. San Luis Obispo Camp Roberts. Cantonment Area, LCTA Plot 45. UTMs (NAD27) zone 10, 704412 E, 3962001N 192 Comment
  RSA73524  Poa bulbosa D. D. Keck, H. G. Baker, P. Dansereau 1949-4-18 6073 San Luis Obispo 3 miles N. of Santa Margarita Comment
  CAS-BOT-BC246689  Poa howellii R. F. Hoover 1949-5-12 7669 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  CAS-BOT-BC246705  Poa howellii G. F. Hrusa 1995-5-28 12299 San Luis Obispo Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1), mostly on E-facing slopes and summit of ridge 620 Comment
  CDA11515  Poa howellii G. F. Hrusa 1995-5-28 12301 San Luis Obispo Black Butte Research Natural Area; Uncommon on burned Arctostaphylos luciana chaparral ecotone with Pinus attenuata forest. Perennial. Ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  OBI22166  Poa howellii Robert F. Hoover 1964-5-12 8817 San Luis Obispo ridge SE of Cuesta Pass, just W of Black Butte Comment
  RSA585851  Poa howellii G. Fred Hrusa 1995-5-28 12281 San Luis Obispo Black Butte Research Natural Area; immediately to SW of Peak 1 radio facility. 640 Comment
  CAS-BOT-BC246699  Poa howellii Clare B. Hardham 1957-4-26 1753 San Luis Obispo Santa Lucia Mountains. South Road to Adelaida. 6 miles from Paso Robles Comment
  OBI66117  Poa pratensis subsp. pratensis D. R. Miller 1994-5-11 594 -335 San Luis Obispo Pine Mt Region. At N corner of Rocky Butte Lookout bldg; Town crk drainage 900 Comment
  OBI79793  Poa secunda David J. Keil 2012-4-17 31276 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  RSA585603  Poa secunda M. D. Proctor, E. A. Young 1993-3-17 s.n. San Luis Obispo 1.5 km S of Twin Bridges Comment
  UCD90303  Poa secunda A. A. Beetle 1942-4-15 3036 San Luis Obispo San Luis Obispo County: Southwestern part of county. Santa Maria River, near Taylor Spring. Comment
  SBBG112494  Poa secunda subsp. secunda D. Keil 1986-4-13 19154 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of Hwy Comment
  SBBG118224  Poa secunda subsp. secunda M. Wetherwax, E. Painter, D. Keil 2000-4-18 SLO 90 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo 120 Comment
  UC1132799  Poa secunda subsp. secunda N. H. French 1937-4-3 916 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  UC1132809  Poa secunda subsp. secunda H. C. Lee 1936-3-3 451 San Luis Obispo 1/2 mi s Reeds; Arroyo Grande Quadrangle Comment
  JEPS75050  Poa secunda subsp. secunda W. L. Jepson 1927-4-26 12018 San Luis Obispo Carizo Plain 670 Comment
  SBBG119415  Pogogyne douglasii E. Painter, M. Wetherwax 2002-6-18 SLO 285 San Luis Obispo rd to Pick and Shovel Mine; Training Area 10; Camp San Luis Obispo 400 Comment
  SBBG86102  Pogogyne douglasii D. Keil 1982-6-26 16217 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon; N of arroyo Comment
  SD232651  Polycarpon depressum G. Helmkamp 1996-5-25 1069 San Luis Obispo Dried vernal pools between CA-1 and the ocean 1.5 miles north of Piedras Blancass lighthouse near the northern border of the county. 14 Comment
  UCR40840  Polygonum amphibium E. A. Wise 1981-7-10 917 San Luis Obispo Atascadero Lake Comment
  OBI30707  Polygonum aviculare Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob tar Sands Comment
  RSA502802  Polygonum aviculare Tim S. Ross, Annette H. Ross 1988-8-16 1562 San Luis Obispo Morro Bay, near Atascadero State Beach, 1 Comment
  SBBG1683  Polygonum aviculare C. B. Hardham 1956-11-12 1522 San Luis Obispo Atascadero Lake Comment
  SEINET9002261  Polygonum aviculare R. R. Halse 2015-1 9359 San Luis Obispo W end of the Santa Maria Valley, at the end of Oso Flaco Lake Road, ca 5 air miles S of Oceano. 3 Comment
  OBI40721  Polygonum aviculare subsp. depressum David J. Keil, Dirk Walters 1986-5-2 19352 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  OBI6578  Polygonum aviculare subsp. depressum Robert F. Hoover 1964-10-3 9312 San Luis Obispo S of mouth of Islay Crk Comment
  OBI22179  Polypogon monspeliensis Robert F. Hoover 1964-6-10 9012 San Luis Obispo Avila Comment
  UCD91386  Polypogon monspeliensis Ernest C. Twisselmann 1959-11-2 5891 San Luis Obispo San Luis Obispo County: SW end of Oso Flaco Lake. 4 Comment
  OBI22180  Polypogon monspeliensis Robert F. Hoover 1964-8-13 9224 San Luis Obispo Mouth of Morro Crk Comment
  UCR42922  Polystichum munitum David J. Keil 1985-4-6 18526 San Luis Obispo Central Coast, 1.8 mi. north of Arroyo de la Cruz, north of San Simeon. Burned slope on ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  OBI57031  Polystichum munitum David J. Keil 1998-3-27 26471 San Luis Obispo Montana de Oro State park 244 Comment
  RSA43025  Polystichum munitum Robert F. Hoover 1947-1-6 6589 San Luis Obispo Upper Coon Creek, on steep slope in hade of live oaks. San Luis Range. Comment
  UC1134821  Populus trichocarpa B. Bolt 1936-6-4 754 San Luis Obispo Morro Creek; Santa Barbara National Forest, Cayucos Quad., Morro Creek Comment
  OBI74482  Portulaca oleracea Michael Walgren 2010-9-15 188 San Luis Obispo Los Osos residential; 1298 Los Olivos near intersection with Fairchild Way Comment
  SBBG112411  Potamogeton nodosus E. Wise 1983-6-30 1723 San Luis Obispo Santa Margarita Lake Comment
  CAS-BOT-BC453830  Potamogeton nodosus Clare B. Hardham 1957-9-1 2531 San Luis Obispo Santa Lucia Mountains. Nacimiento Lake Comment
  SBBG110184  Prosartes hookeri C. B. Hardham 1956-4-4 341 San Luis Obispo Santa Rita [Ranch], just E of Juhl Corral Comment
  SD50999  Prunus fasciculata Darley F. Howe 1960-4-10 San Luis Obispo South of Morro Bay. Comment
  CAS-BOT-BC163003  Prunus fasciculata var. fasciculata Ira L. Wiggins 1929-4-15 3560 San Luis Obispo Slopes not far from ocean between Guadalupe and Oceana Comment
  JEPS44726  Prunus fasciculata var. punctata William S. Cooper 1925-8-21 170 San Luis Obispo Los Berros Comment
  RSA201699  Prunus fasciculata var. punctata Robert F. Hoover 1948-3-26 7432 San Luis Obispo Sunnyside School near Baywood Park Comment
  OBI66687  Prunus ilicifolia D. R. Miller 1994-6-24 694 -488 San Luis Obispo Pine Mt. region. Growing along creek edge at Wheelbarrow Gulch; tobacco Crk drainage 640 Comment
  RSA123357  Prunus ilicifolia H. C. Lee 1937-5-30 968 San Luis Obispo 1.5 miles North East of Eureka School. 335 Comment
  SBBG32167  Prunus ilicifolia subsp. ilicifolia E. C. Twisselmann 1968-5-13 14205 San Luis Obispo head of Camatta Cyn, at the Cottingham place 609 Comment
  UC1296076  Prunus virginiana var. demissa R. F. Hoover 1953-5-16 8308 San Luis Obispo Temblor Range, Rock Spring Canyon Rock Spring Canyon; Temblor Range, Rock Spring Canyon Comment
  JEPS54404  Pseudognaphalium biolettii Ernest C. Twisselmann 1967-4-27 12933 San Luis Obispo Ragged Point Santa Lucia Range, Ragged Point 60 Comment
  CAS-BOT-BC356843  Pseudognaphalium californicum Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15662 San Luis Obispo Salinas River 5 miles south of Paso Robles 182 Comment
  OBI16424  Pseudognaphalium californicum Russell Gorman 1955-11-23 27 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  SEINET11261644  Pseudognaphalium californicum Irene Uy, John Lefferdink; Markus Gemperle; Tucker Bacon; Julie Ridgeway; Shirin Beroukhim 2015-4-12 4 San Luis Obispo Morro Bay Quarry Trail. Trail facing Morro Bay.; 0 23 Comment
  OBI16432  Pseudognaphalium luteoalbum Robert F. Hoover 1969-7-3 11415 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI53817  Pseudognaphalium luteoalbum Arthur W. Hazebrook 1992-11-14 176 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, area along Guerra Rd and Southern pioneer dunes Comment
  CAS-BOT-BC361552  Pseudognaphalium stramineum Ernest C. Twisselmann 1959-11-2 5890 San Luis Obispo Southwest end of Oso Flaco Lake 4 Comment
  OBI31986  Pseudognaphalium stramineum David J. Keil, Eric Wise 1981-5-25 14751 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC361556  Pseudognaphalium stramineum Clare B. Hardham 1956-7-15 1186 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  OBI73354  Psilocarphus chilensis David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30697 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  OBI55299  Psilocarphus oregonus David J. Keil 1998-6-8 27732 San Luis Obispo Hwy 58, 6.2 road miles E of junction with Red Hill Rd. Comment
  CAS-BOT-BC362013  Psilocarphus tenellus Clare B. Hardham 1960-4-2 5331 San Luis Obispo Santa Lucia Mountains. Green Valley, near Cambria Comment
  OBI53043  Pterostegia drymarioides David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21515 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  CAS-BOT-BC421309  Pterostegia drymarioides Clare B. Hardham 1956-3-27 310 San Luis Obispo Santa Lucia Mountains. Hills southeast of Chimney Rock Comment
  OBI47553  Pterostegia drymarioides David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19218 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58 Comment
  RSA488715  Pterostegia drymarioides James L. Reveal 1988-5-26 6902 San Luis Obispo La Panza Range, Los Padres National Forest, 0.4 mile W of La Panza Summit along the road from Pozo to LaPanza, 7.5 air miles NE of Pozo. 716 Comment
  SBBG114455  Quercus X jolonensis D. H. Wilken 2001-4-17 15873 San Luis Obispo near jct of General's Rd and San Miguel (San Marcos) Rd, ca. 0.6 km ENE of jct of San Miguel and Oak Flat rds; Camp Roberts 270 Comment
  OBI83453  Quercus agrifolia Tanner Tellenbach, Elijah Lax, Brett Donahue, Nolan Donahue 2017-1-26 2 San Luis Obispo Johnson Ranch Open Space: take Highway 101 south to exit 198 for Higuera Street. At the bottom of a horseshoe bend in the off ramp, turn left into a parking area for Johnson Ranch. To the right of the road follow the trail, cross a stream, about 100 yards up from the stream, and about 50 yards to the right of the trail if you are looking at the stream. 80 Comment
  SEINET3522808 Image available Quercus agrifolia James Montgomery 1969-8-9 83217 d San Luis Obispo 21 miles north of Arroyo Grande. 183 Comment
  CDA15131  Quercus agrifolia var. agrifolia G. F. Hrusa 1998-4-25 14217 San Luis Obispo La Panza Range; On La Panza summit, E side. Comment
  CDA20422  Quercus agrifolia var. agrifolia J. Hunter May 1994 s.n. San Luis Obispo Los Padres National Forest, Black Butte Research Natural Area, Cuesta Ridge East 0 Comment
  OBI31251  Quercus agrifolia var. agrifolia Joy Nishida 1982-10-2 526 San Luis Obispo American Cyn; 1.8 mi S of American Cyn campground 488 Comment
  OBI56755  Quercus agrifolia var. agrifolia David J. Keil, with V. L. Holland 1999-6-9 28364 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
  OBI58089  Quercus agrifolia var. agrifolia David J. Keil 1998-3-27 26462 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak burned over in summer 1997 244 Comment
  CDA20416  Quercus chrysolepis var. chrysolepis J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres National Forest, Cuesta Ridge East. 0 Comment
  OBI46082  Quercus douglasii Lynne Dee Oyler 1986-3-21 353 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  OBI28363  Quercus douglasii Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huasna rd, just 1/4 of a mile before reaching Agua Escondido campground Comment
  CAS-BOT-BC79228  Quercus dumosa Ernest C. Twisselmann 1970-10-31 17564 San Luis Obispo Peachey Canyon Road, 6.2 miles W of Paso Robles 426 Comment
  CAS-BOT-BC79229  Quercus dumosa Ernest C. Twisselmann 1970-10-31 17564 San Luis Obispo Peachey Canyon Road, 6.2 miles W of Paso Robles 426 Comment
  OBI14282  Quercus durata var. durata Jim Heaston 1961-11-12 407 San Luis Obispo 10 mi E of Santa Margarita Comment
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Jun 3 2019
  SBBG93762  Quercus durata var. durata S. A. Junak, W. S. Davis 1990-5-17 4351 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, private dirt rd on Ames property at 8770 Tassajera Crk Rd, ca. 1.8 mi W of US Hwy 101 and 0.3 mi S of Tassajera Crk Rd 493 Comment
  SBBG96885  Quercus durata var. durata D. A. Young, S. Junak, M. Carroll 1989-3-13 1850 San Luis Obispo Chaparral Rd, below TV antennas Comment
  OBI53150  Quercus durata var. durata Steven A. Junak, W. S. Davis 1990-5-17 4351 San Luis Obispo Santa Lucia Mtns: near N edge of Cuesta Ridge Botanical aRea, along private dirt road on Ames property at 8770 Tassajera Creek rd, ca 1.8 mi W of hwy 101 and 0.3 mi S of Tassajera Creek rd 494 Comment
  OBI5425  Quercus durata var. durata Robert J. Rodin 1956-5-22 6073 San Luis Obispo 4 mi N of SLO Comment
  SBBG1327  Quercus durata var. durata K. K. Muller 1956-11-7 765 San Luis Obispo edge of Cypress Swamp, N side of Cypress Mtn, W of Paso Robles 233 Comment
  UCR32115  Quercus garryana var. breweri David J. Keil 1983-7-16 17397 San Luis Obispo Central Coast, Vicinity of Arroyo de la Cruz, north of San Simeon 149 Comment
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Mar 9 2011
  UCD46257  Quercus john-tuckeri Robert W. Storer 1947-9-1 420 San Luis Obispo Comatti Creek, San Luis Obispo County, California. 441 Comment
  OBI79323  Quercus kelloggii David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31719 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area 900 Comment
  CAS-BOT-BC62834  Quercus lobata R. F. Hoover 1957-7-19 8391 San Luis Obispo Trail to Cypress Mt. from Cambria - Adelaida road Comment
  RSA586436  Quercus lobata D. A. Young, F. L. Johnson 1992-6-17 ROB 0059 San Luis Obispo 1 km SW of Ranch House on Nacimento road. Comment
  UC1341122  Quercus wislizeni var. frutescens Robert J. Rodin 1962-5-8 6858 San Luis Obispo 4 mi se Cuesta Summit (on Highway 101) Comment
  OBI37683  Ranunculus aquatilis Eric Wise 1983-6-30 1718 San Luis Obispo Santa Margarita Lake: Man-made reservoir in Salinas River chnl 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
  UC1927873  Ranunculus californicus David Keil, Tina Teed and Mariko Uchida 2001-6-15 29576 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  UCR161344  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9050 San Luis Obispo Coastal Hills, Prefumo Canyon, north side of Irish Hills; 2.2 mi west of Los Osos Valley Road 122 Comment
  SBBG104799  Ranunculus californicus var. californicus M. D. Proctor, E. A. Young 1993-4-12 ROB 380 San Luis Obispo 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  UCR266022  Ranunculus hebecarpus David J. Keil 1985-3-31 18502 San Luis Obispo Calf Canyon area along Route 58, halfway between Park Hill Road and Hwy 229 366 Comment
  UC9450  Ranunculus hebecarpus Mrs. Blochman May, 1893 San Luis Obispo Comment
  CAS-BOT-BC74335  Raphanus sativus Ernest C. Twisselmann 1952-7-31 234 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame. Comment
  OBI31818  Raphanus sativus Smeltzer/Turnquist 1982-4-12 26 San Luis Obispo SE side of Laguna Lake Park from the roadway to the base of hill Comment
  SEINET11261103  Raphanus sativus Robert L. Johnson 2015-7-29 4022 San Luis Obispo At bottom of beach access stairs off Wilmar Ave, Pismo Beach.; 0 12 Comment
  UC1121813  Rhamnus crocea B. Bolt 1936-1-21 555 San Luis Obispo 1st peak nw Cerro San Luis Obispo; San Luis Obispo Quad. 304 Comment
  OBI10288  Rhamnus crocea Robert F. Hoover 1964-1-19 8624 San Luis Obispo Lower Coon Crk Comment
  OBI6924  Rhamnus crocea Keith McConnelly 1975-5-3 117 San Luis Obispo Cerro San Luis Obispo Peak; 1 mi W of San Luis Obispo; NE slope of Cerro SLO 195 Comment
  UC54821  Rhamnus crocea subsp. crocea Mrs. R. W. Summers Jan 1882 San Luis Obispo San Luis Obispo Mt. Comment
  OBI64796  Rhamnus ilicifolia George Butterworth 2004-6-30 534 San Luis Obispo Temblor Range, Hwy 58 1.9 mi E of summit reservoir Comment
  UC1315086  Rhamnus ilicifolia R. F. Hoover 1967-2-18 10228 San Luis Obispo Diablo Canyon San Luis Range Comment
  OBI53149  Rhamnus ilicifolia Steven A. Junak 1990-5-17 4354 San Luis Obispo Cuesta Ridge Botanical Area; Santa Lucia Mts: near N edge of Cuesta Ridge Botanical Area, along ridge S of first high voltage tower E of W Cuesta Ridge rd (USFS rd #29S11.3) ca. 5.9 mi W of hwy 101 Comment
  CAS-BOT-BC200721  Rhus aromatica Ernest C. Twisselmann 1969-4-24 15204 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  CAS-BOT-BC200730  Rhus aromatica Ernest C. Twisselmann 1955-7-22 2284 San Luis Obispo La Panza Range. Mouth of Toro Canyon 594 Comment
  CAS-BOT-BC92478  Ribes aureum var. gracillimum Ernest C. Twisselmann 1969-4-24 15174 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles. 198 Comment
  CAS-BOT-BC92479  Ribes aureum var. gracillimum Ernest C. Twisselmann 1969-4-24 15174 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles. 198 Comment
  SBBG93766  Ribes divaricatum var. pubiflorum C. F. Smith 1965-3-11 8615 San Luis Obispo Hwy 1 near Black Lake, Nipomo Mesa Comment
  UCR223630  Ribes divaricatum var. pubiflorum A. C. Sanders 2011-2-21 38731 San Luis Obispo Central Coast, Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  CAS-BOT-BC169016  Ribes indecorum R. F. Hoover 1947-1-4 6581 San Luis Obispo Upper Arroyo Grande, near junction of Lopez Canyon on shaded slope. Comment
  CAS-BOT-BC168654  Ribes malvaceum R. F. Hoover 1947-3-23 6721 San Luis Obispo East slope of la Panza Range Comment
  RSA0021674  Ribes malvaceum F. W. Peirson 1925-3-24 5665 San Luis Obispo Morro Creek Divide. 457 Comment
  UCSB31775  Ribes malvaceum var. malvaceum UCSB Botanical Society 1979-1-20 San Luis Obispo .7 miles west along dirt road; 5.2 miles northwest of San Luis Obispo Creek; along See Canyon Road 243 Comment
  UC1127454  Ribes menziesii B. Bolt 1936-3-11 606 San Luis Obispo 2 1/4 mi s Osos Creek (Plot 73); Cayucos Quadrangle Comment
  OBI52751  Ribes menziesii var. menziesii David J. Keil, with V. L. Holland 1991-8-22 22554 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
  SBBG54828  Ribes roezlii R. J. Rodin 1954-4-3 5447 San Luis Obispo Bishop Peak Comment
  CAS-BOT-BC144672  Ribes sanguineum var. glutinosum L. R. Abrams 1937-7-30 13729 San Luis Obispo Cambria, in Pine Woods Comment
  OBI7344  Ribes sanguineum var. glutinosum Mark Fresh 1976-3-2 18 San Luis Obispo Located 10 mi into See Canyon, 30 ft up from a stream Comment
  CAS-BOT-BC144469  Ribes sericeum Clare B. Hardham 1960-2-25 5207 San Luis Obispo Along Santa Rosa Creek, 9.1 mi. east of Cambria 213 Comment
  SBBG93716  Ribes speciosum S. A. Junak 1990-5-1 4299 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along old trail on ridge ca. 0.55 mi E of W Cuesta Ridge Rd, ca. 0.3 mi S of second high voltage tower E of W Cuesta Ridge Rd 594 Comment
  OBI79453  Rigiopappus leptocladus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31700 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. 420 Comment
  OBI79687  Rigiopappus leptocladus David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31729 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 750 Comment
  SBBG8715  Rigiopappus leptocladus C. B. Hardham 1957-4-25 1728 San Luis Obispo Cypress Mtn Comment
  UC1126735  Rorippa nasturtium-aquaticum H. C. Lee 1935-5-8 330 San Luis Obispo mouth Alamos Creek; Nipomo Quad., mouth Alamos Creek Comment
  OBI37092  Rorippa palustris Eric Wise 1981-9-29 1228 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  RSA201198  Rorippa sterilis D. E. Breedlove 1963-8-6 5705 San Luis Obispo Oso Flaco Lake Comment
  OBI59820  Rosa gymnocarpa Al Lindholm unk 274 San Luis Obispo Fitzhugh Property 6 mi N of Cayucos, straddling main ridge of Santa Lucia Mts. Transect up Mustang Cyn and down Quail Cyn Comment
  RSA725395  Rosa spithamea Tim Thibault, Ryan Gilmore, Josh Koepke 2006-10-6 495 San Luis Obispo Cuesta Ridge 641 Comment
  OBI80094  Rubus ulmifolius David J. Keil 2012-8-21 31507 San Luis Obispo Arroyo Grande. Vicinity of Arroyo Grande Creek near Bridge Street 25 Comment
  CAS-BOT-BC156991  Rubus ursinus Ernest C. Twisselmann 1959-4-10 5039 San Luis Obispo Irish Hills: Perfumo Canyon 106 Comment
  CAS-BOT-BC157006  Rubus ursinus John Thomas Howell 1964-6-30 40848 San Luis Obispo Cambria Comment
  CDA20411  Rubus ursinus J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 670 Comment
  OBI80486  Rubus ursinus David J. Keil 2015-2-14 32639 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 185 Comment
  CAS-BOT-BC157002  Rubus ursinus Alice Eastwood; John Thomas Howell 1938-6-14 5938 San Luis Obispo Serrano Canyon Comment
  OBI80481  Rumex acetosella David J. Keil 2015-2-14 32609 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  CAS-BOT-BC422068  Rumex acetosella John Thomas Howell 1964-6-29 40818 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  OBI5469  Rumex acetosella Sharon Jochums 1974-2-17 22 San Luis Obispo W ofhwy 1 just S of Arroyo de la Cruz Comment
  OBI32183  Rumex conglomeratus David J. Keil 1981-6-20 14878 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  UC1101199  Rumex conglomeratus Malcolm A. Nobs and S. Galen Smith 1949-6-22 816 San Luis Obispo 3 mi s Pismo Beach; Oceano Comment
  OBI30687  Rumex crispus Julie M. Vanderwier 1979-8-17 s.n. San Luis Obispo Indian Knob tar Sands Comment
  OBI79035  Rumex pulcher David J. Keil 2013-8-22 31910 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead along South Bay Blvd. 10 Comment
  OBI10819  Rumex salicifolius Robert F. Hoover 1966-9-21 10082 San Luis Obispo Oso Flaco Lake Comment
  OBI28773  Rumex salicifolius David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14506 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI30346  Rumex salicifolius David J. Keil 1980-9-21 14246 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  SBBG118517  Sagina decumbens subsp. occidentalis E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 84 San Luis Obispo Cerro Romualdo, trail from water tower to K-1 Training Area; Camp San Luis Obispo 150 Comment
  OBI49955  Sagittaria latifolia P. McKie 1978-5-21 81 San Luis Obispo Cyn Ranch. Shell Crk Rd Comment
  OBI17199  Salicornia pacifica Robert F. Hoover 1966-11-2 10195 San Luis Obispo Baywood Park Comment
  JEPS114137  Salix exigua E. L. Painter, M. Wetherwax 2002-4-21 CR- 286 San Luis Obispo Camp Roberts. Nacimiento River backwash at end of Bivouac Rd. Comment
  OBI37113  Salix exigua Eric Wise 1983-9-22 1767 San Luis Obispo Salinas River X hwy 58 near Santa Margarita Comment
  OBI72500  Salix exigua E. L. Painter & M. Wetherwax, M. Wetherwax 2002-4-21 CR- 286 San Luis Obispo Camp Roberts. Nacimiento River backwash, at end of Bivouac Rd 145 Comment
  RSA10468  Salix gooddingii Doris K. Kildale 1929-4-13 7124 San Luis Obispo 5 miles N of Paso Robles. Salinas River. Comment
  OBI80017  Salix lasiandra David J. Keil 2013-7-27 31841 San Luis Obispo Montana de Oro State Park. Hazard Canyon at Pecho Valley Road 15 Comment
  OBI80440  Salix lasiandra David J. Keil 1985-3-16 s.n. San Luis Obispo Los Osos - Baywood Park area. Vicinity of intersection of South Bay Blvd. and Turri Road and southeastward. 20 Comment
  OBI37327  Salix lasiolepis Eric Wise 1983-2-17 1642 San Luis Obispo Oso Flaco Lake, shore on E bank between lakes Comment
  OBI4944  Salix lasiolepis R. A. Hays 1957-10-12 s.n. San Luis Obispo San Luis Obispo Comment
  OBI9818  Salix lasiolepis Robert F. Hoover 1967-3-5 10238 San Luis Obispo Lower part of Lopez Cyn Comment
  SBBG104812  Salix lasiolepis F. L. Johnson Proctor 1993-2-20 ROB 150 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG119723  Salix lasiolepis E. Painter, M. Wetherwax 2002-4-24 SLO 248 San Luis Obispo Cantonment area, Dairy Crk, Bridge 103 at Mendocino Ave; Camp San Luis Obispo 68 Comment
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Feb 2 2009
  UC1134992  Salix lasiolepis W. A. Peterson 1936-7-9 326 San Luis Obispo Cuyama Ranch Santa Ynez Quadrangle Comment
  UC1135032  Salix lasiolepis B. Bolt 1936-4-24 689 San Luis Obispo 1 mi nw Atascadero; San Luis Obispo Quadrangle Comment
  UC1392716  Salix lasiolepis Mrs. R. W. Summers 1882-1-1 San Luis Obispo Comment
  UC1576183  Salix lasiolepis Eric Wise 1983-2-17 1646 San Luis Obispo Oceano Campground Pismo State Beach (housing area) Comment
  CAS-BOT-BC107121  Salix lasiolepis J. Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts - East side of Low Water Bridge and both sides of Bee Rock Road Comment
  OBI37215  Salix lasiolepis Eric Wise 1983-2-17 1640 San Luis Obispo Cuyama River, Pine Canyon Forest Svc Station Comment
  OBI37261  Salix lasiolepis Eric Wise 1983-2-17 1633 San Luis Obispo Lopez Dr and Orcutt rd Comment
  CDA23472  Salsola damascena T. C. Fuller 1978-7-19 20249 San Luis Obispo Summit of the Temblor Range, Recruit Grade Pass, 26 km (16 miles) by road, Crocker Springs Road, southwest of McKittrick in eastern San Luis Obispo Co. 0 Comment
  CDA17487  Salsola tragus G. F. Hrusa, P. Akers 2005-9-29 16817 San Luis Obispo Carrizo Plain; S end of Elkhorn Plain. 762 Comment
  RSA769873  Salsola tragus David J. Keil 1998-10-9 28190 San Luis Obispo Just north of junction of Elkhorn Road and Soda Lake Road, at south end of Carrizo Plain. Comment
  SEINET3866163  Salsola tragus David Keil 1998-10-9 28190 San Luis Obispo Just n of junction of Elkhorn Road and Soda Lake Rd. at S end of Carrizo Plain. Wash channel at road.; 0 Comment
  OBI54228  Salvia columbariae George Butterworth 1995-4-27 45 San Luis Obispo Carrizo Plain Natural Area. t32S, R20E, S30, NE Qtr 975 Comment
  UC1124740  Salvia columbariae G. T. Nordstrom 1937-4-13 1059 San Luis Obispo 2.7 mi nw Chimney Rock; Adelaida Quad. 396 Comment
  UC1124747  Salvia leucophylla C. A. Graham 1939-5-17 564 San Luis Obispo 1 mi ne Taylor Hill; Branch Mt. Quad. 807 Comment
  OBI66871  Salvia mellifera David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29603 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  UC1124786  Salvia mellifera W. A. Peterson 1937-4-26 748 San Luis Obispo 3 mi se La Panza Ranch; La Panza Quad. 579 Comment
  OBI75447  Salvia mellifera Louis Prager 2011-5-28 s.n. San Luis Obispo Cuyama River Cyn Comment
  OBI7673  Salvia mellifera Christian Smith 1975-5-10 s.n. San Luis Obispo 3 mi E of the Sargent Cypress grove on Cuesta Ridge Comment
  UC25749  Salvia spathacea Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  OBI35772  Salvia spathacea Allison Berry 1984-5-8 169 San Luis Obispo Camp San Luis Obispo Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  JEPS35340  Sambucus mexicana R. F. Hoover 1964-7-11 9176 San Luis Obispo 3 mi nw Nipomo Comment
  RSA586432  Sambucus mexicana M. D. Proctor, E. A. Young 1993-4-15 ROB 0408 San Luis Obispo 1 km N of Nacimento Rd. Comment
  JEPS98648  Sanicula arguta P. Vargas 1996-4-27 19 PV96 San Luis Obispo Morro Rock., hill in front of Comment
  OBI28873  Sanicula arguta Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 726 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasnariver crosses the road. Comment
  OBI75108  Sanicula arguta David J. Keil, Melissa Luckow , Rhonda Riggins-Pimentel and Richard Pimentel 1982-3-13 15729 San Luis Obispo Ca. 0.8 mi W of Pennington Creek Bioogical Reserve Comment
  OBI33826  Sanicula arguta David J. Keil 1980-3-8 13703 San Luis Obispo Along O'Connor Way W of Cerro Romualdo across road from Rocky Top Ranch Comment
  OBI39488  Sanicula bipinnata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15986 San Luis Obispo 5.9 mi E of jctn w/ Santa Rosa Crk Rd on dirt road leading to Cypress mtn via Steiner crk; 2 mi W of Warrens' cabin (at base of mtn) 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
  SBBG82087  Sanicula bipinnatifida C. F. Smith 1950-5-1 2728 San Luis Obispo hills near home of Eben McMillan, S of summit of Palo Prieto Pass 670 Comment
  UC1123176  Sanicula bipinnatifida T. M. Hendrix 1937-4-17 20 San Luis Obispo 3.3 mi se of Pozo (Santa Barbara National Forest); Santa Barbara National Forest 457 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
  UCR29878A  Sanicula laciniata David J. Keil, R. Riggins, et al 1981-4-11 14305 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  JEPS98651  Sanicula laciniata B. Baldwin and P. Vargas 1996-4-19 13 PV96 San Luis Obispo Yellow Hill, between Arroyo de los Chinos and Arroyo de la Cruz Comment
  SD71439  Sanicula maritima R. F. Hoover 1947-4-13 6928 San Luis Obispo Los Osos Valley Comment
  SFV18103  Satureja douglasii C. L. Michaels, A. Michaels 1994-7-16 36 San Luis Obispo Alongside hiking trail above San Simeon Creek. 10 Comment
  CAS-BOT-BC239944  Schismus arabicus Ernest C. Twisselmann 1957-6-16 3665 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI3246  Schoenoplectus acutus var. occidentalis R. L. Hoover 1967-11-23 2 San Luis Obispo West bank of Laguna, San Luis Obispo Comment
  CAS-BOT-BC111558  Schoenoplectus americanus R. F. Hoover 1964-7-11 9164 San Luis Obispo Edna Marsh Comment
  OBI35217  Schoenoplectus californicus Eric Wise 1981-6-15 595 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI79849  Schoenoplectus californicus David J. Keil 2012-7-26 31476 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  RSA366008  Schoenoplectus californicus Edith A. Purer 1933-7-21 5069 San Luis Obispo Northwest of Guadalupe Comment
  CAS-BOT-BC111454  Schoenoplectus californicus W. R. Dudley 1902-4-4 s.n. San Luis Obispo Near mouth of San Simeon Creek. 3 Comment
  OBI5581  Schoenoplectus pungens Sharon Jochums 1974-5-19 267 San Luis Obispo Just N of Point San Simeon Comment
  UCSB69403  Schoenoplectus pungens Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 100 m NE from marker in a channel. 5 Comment
  CAS-BOT-BC111771  Schoenoplectus pungens var. badius Ernest C. Twisselmann 1959-5-23 5266 San Luis Obispo Morro Bay, just west of Baywood. 3 Comment
  SBBG112546  Schoenoplectus pungens var. badius D. Keil 1977-8-21 12512 San Luis Obispo 3 mi W of Cuesta College along St Hwy 1 Comment
  SBBG18256  Schoenoplectus pungens var. badius M. A. Piehl 1962-5-23 62295 San Luis Obispo W side of Oso Flaco Lake Comment
  CAS-BOT-BC111767  Schoenoplectus pungens var. badius Ira L. Wiggins 1929-4-16 3615 San Luis Obispo Beach dunes and stream bank 4 mi. north of Moro. Comment
  UC1392600  Scirpus maritimus R. F. Hoover 1969-7-19 11495 San Luis Obispo s of Pismo Creek near Pismo Beach; s of Pismo Creek near Pismo Beach Comment
  OBI72812  Scirpus microcarpus Michael Walgren 2010-4-30 152 San Luis Obispo Montana de Oro State Park along the Coon Crk Trl, approx 1/4 of the way in from the trl head, in an area where the crk seeps across the trl Comment
  UCSB37990  Scirpus microcarpus Edge, Lyda 1974-6-11 San Luis Obispo Beside Santa Rita Canyon Road Comment
  OBI66518  Scribneria bolanderi David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26292 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
  RSA139934  Scribneria bolanderi Clare B. Hardham 1960-4-4 5311 San Luis Obispo Cantinas Creek road to Nacimiento Lake. 244 Comment
  OBI19920  Scrophularia californica Walter F. Chesebro 1978-5-26 250 L San Luis Obispo Montana de Oro State Park 46 Comment
  OBI55640  Scrophularia californica David J. Keil 1989-6-9 21241 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI57109  Scrophularia californica G. F. Hrusa, D. Ragan 1995-6-20 12365 San Luis Obispo Black Butte Research Natural Area. Ridge 1 650 Comment
  POM262131  Scrophularia californica I. L. Wiggins 1929-4-16 3617 San Luis Obispo 4 mi N of Moro. Comment
  CHSC64104  Scutellaria tuberosa B. Castro; L. Archambault 1989-4-21 304 San Luis Obispo Ca 0.5 mi S of Santa Margarita. 316 Comment
  OBI66346  Scutellaria tuberosa David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26275 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  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
  OBI81521  Senecio blochmaniae Molly Cluff, Jackson Bower, Shelby Stephen, Val King, Jack Morris 2015-11-7 3 San Luis Obispo Oceano Dunes Trail. 100 feet from trailhead. Along disturbed trail margin. Comment
  UC1314938  Senecio californicus R. F. Hoover 1967-5-13 10561 San Luis Obispo coast w Cambria Comment
  SBBG8746  Senecio californicus C. B. Hardham 1958-3-31 2983 San Luis Obispo Camatta Rd near Camatta Crk Comment
  UC1070167  Senecio flaccidus var. douglasii G. T. Nordstrom 1937-6-25 1395 San Luis Obispo se shoulder Lime Mtn.; Adelaida Quad. 609 Comment
  UC1873023  Senna multiglandulosa D. R. Miller, E. A. Appel 2001-12-16 1201 /742 San Luis Obispo Pine Mountain Region; near Polar Star Barn[?] at San Carpo Creek 100 Comment
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Sep 30 2014
  RSA0029639  Setaria parviflora Michael Walgren 2012-5-28 280 San Luis Obispo In a water catchment basin in Los Osos along the south side of Los Olivos Road between Fairchild and Eighth Street. Comment
  OBI72799  Sherardia arvensis D. R. Miller 2010-5-7 510 .911 San Luis Obispo Rocky Butte/Pine Mt Region. Next to rd cut at Cline Cabin, Tobacco Crk drainage 520 Comment
  SBBG110018  Sidalcea C. B. Hardham 1964-5-20 11032 San Luis Obispo McChesney Pk 1219 Comment
  SBBG38015  Sidalcea hickmanii subsp. anomala D. Wilken with E. Painter 2005-6-1 16273 San Luis Obispo ca. 1.2 km N of Dughi Springs, near W boundary of Cuesta Botanical Area 670 Comment
  OBI52078  Sidalcea hickmanii subsp. anomala Steven A. Junak 1990-4-27 4221 San Luis Obispo Santa Lucia Mts, Cuesta Ridge: W end of Cuesta ridge botanical area, near main road (USFS rd #29S11.3) ca. 5.25 mi W of hwy 101 and 0.05 mi W of W boundary sign for the botanical area 762 Comment
  OBI69224  Sidalcea malviflora subsp. laciniata Benjamin E. Carter 2001-3-1 23 San Luis Obispo Chumash Crk, across hwy 1 from Cuesta College Comment
  UC454240  Silene antirrhina I. J. Condit 1908-5-5 San Luis Obispo n hillside of School Canyon Comment
  OBI42398  Silene coniflora David J. Keil 1986-4-8 19118 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI5020  Silene laciniata subsp. laciniata Robert J. Rodin 1956-5-20 6054 San Luis Obispo S end of Morro Bay Comment
  RSA0024943  Sisymbrium irio Greg Wilvert 2005-4-30 345 San Luis Obispo Along Padrones Canyon Road. 864 Comment
  OBI14952  Sisymbrium orientale Robert F. Hoover 1964-5-10 8750 San Luis Obispo Near Estrella, in bed of Estrella river Comment
  RSA169191  Sisymbrium orientale E. C. Twisselmann 1964-4-17 9223 San Luis Obispo Grants Lake. 579 Comment
  RSA176297  Sisyrinchium bellum Robert F. Thorne, Percy C. Everett 1963-6-12 32272 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 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
  UCR266044  Solanum americanum David J. Keil 2012-7-18 31419 San Luis Obispo Central Coast, Grover Beach. Hwy 1, c. 0.3 miles north of Grand Ave. Roadside zone in area with Mobile home park to west and railroad tracks to east 6 Comment
  HSC91473  Solanum douglasii Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, N edge of prairie Comment
  OBI39982  Solanum douglasii Eric Wise 1984-4-29 1879 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  OBI53448  Solanum douglasii Arthur W. Hazebrook 1991-6-6 83 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, NE facing base of hill. On the edge of Little Oso Flaco lake along base of main Hill along with Salix lasiolepis Comment
  UCR132019  Solanum physalifolium var. nitidibaccatum George K. Helmkamp 2003-8-16 8073 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  CAS-BOT-BC157437  Solanum umbelliferum A. Eastwood 1926-5-4 13836 San Luis Obispo Paso Robles Comment
  OBI9141  Solanum umbelliferum Robert F. Hoover 1949-4-21 7605 San Luis Obispo La Panza district Comment
  UC577725  Solanum umbelliferum B. Bolt 1936-4-14 664 San Luis Obispo 2 1/2 mi ne of mouth of Smith Creek (a tributary of Toro Creek, e of Cayucos) 182 Comment
  RSA67573  Solanum umbelliferum Philip A. Munz 1951-4-12 16291 San Luis Obispo 13 miles from McKittrick, State Hwy 178 towards Simmler, from Temblor Range Comment
  OBI19887  Solanum xanti Walter F. Chesebro 1978-4-9 37 San Luis Obispo Below Montana de Oro State Park 12 Comment
  OBI35304  Solanum xanti Melody Dickens 1980-4-30 15 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  OBI37949  Solanum xanti David J. Keil 1985-4-27 18679 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk Rd, near Rocky Butte lookout at Wheelbarrow Gulch Comment
  PASA2156  Solanum xanti M. Stason 1930-4-14 223 San Luis Obispo Temblor mts. Comment
  UCR162146  Solanum xanti George K. Helmkamp, E. A. Helmkamp 2005-2-14 8914 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns; east of Lake Lopez, along Lopez Drive, 0.7 mi N of Hi Mountain Road 274 Comment
  OBI31550  Solanum xanti Joy Nishida 1982-6-5 427 San Luis Obispo American Cyn. .4 mi S of campground near stream 518 Comment
  CAS-BOT-BC365332  Solidago confinis D. E. Breedlove 1962-8-7 4085 San Luis Obispo On the shore of Oso Flaco Lake. 3 miles north of Guadalupe Comment
  OBI15456  Solidago confinis G. Thomas Robbins, John Weiler 1959-8-7 4143 San Luis Obispo NW margin of Oso Flaco Lake 12 Comment
  SBBG96063  Solidago confinis D. Keil 1986-10-13 19786 San Luis Obispo Sweet Springs area, S shore of Morro Bay 5 Comment
  CDA17589  Solidago spathulata subsp. spathulata A. Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park; Along path leading down from East Hazard Canyon trail loop, just below brow of ridge S of Hazard. Comment
  CAS-BOT-BC374481  Sonchus asper Ernest C. Twisselmann 1969-11-28 16354 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 640 Comment
  OBI38429  Sonchus asper Eric Wise 1981-9-29 1229 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Comment
  UCR147034  Sonchus asper subsp. asper George K. Helmkamp, E. A. Helmkamp 2004-10-8 8839 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  UC1070278  Sonchus oleraceus N. K. Carlson 1936-3-19 158 San Luis Obispo 1.9 mi ese Picacho; Arroyo Grande Quad. 175 Comment
Read comments
Nov 9 2008
  OBI75330  Sorghum bicolor David J. Keil 2011-9-30 31119 San Luis Obispo Prefumo Canyon Road, just east of Prefumo Creek bridge and San Luis Obispo Open Space trailhead parking lot 60 Comment
  OBI2610  Sorghum halepense Larry E. Brown 1971-5-29 2019 San Luis Obispo Along SR 41 between Morro Bay and Atascadero Comment
  RSA648956  Sorghum halepense Andrew Rybak 1972-8-28 9 San Luis Obispo Near Foothill and railroad tracks in San Luis Obispo Comment
  SBBG43652  Sparganium eurycarpum L. Edge 1971-11-2 San Luis Obispo edge of Oso Flaco Lake Comment
  OBI31010  Spergula arvensis Julie M. Vanderwier 1979-4-20 138 San Luis Obispo Indian Knob Tar Sands Comment
  UC1125826  Spergula arvensis subsp. arvensis P. L. Johannsen 1936-3-21 707 San Luis Obispo 2 1/2 mi. s.e. Terrace hill (Plot 3); San Luis Obispo Quad. 121 Comment
  OBI17388  Spergularia bocconi Robert F. Hoover 1964-7-11 9187 San Luis Obispo Shell Beach Comment
  SBBG113555  Spergularia macrotheca C. B. Hardham 1957-11-19 2767 San Luis Obispo Piedras Blancas Comment
  CAS-BOT-BC390894  Spergularia marina Ernest C. Twisselmann 1969-11-28 16358 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon 701 Comment
  CAS-BOT-BC390902  Spergularia marina Ernest C. Twisselmann 1954-4-29 1124 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Andreas Fault, near Chris Twisselmann Ranch, Eastern San Luis Obispo County 685 Comment
  OBI80863  Spergularia rubra David J. Keil 2015-2-14 32632 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 215 Comment
  OBI57322  Spergularia rubra David J. Keil 1998-4-20 26824 San Luis Obispo NW of Paso Robles along Nacimiento Lake Drive, 0.1 miles E of junction with San Marcos Rd. Comment
  OBI36541  Sporobolus cryptandrus David J. Keil 1984-9-25 18434 San Luis Obispo Along US 101 at San Miguel exit Comment
  OBI13485  Stachys ajugoides R. R. LaBelle 1967-10-10 32 San Luis Obispo Laguna Lake, San Luis Obispo. NE side of lake Comment
  OBI80164  Stachys bullata David J. Keil 1992-4-12 22811 San Luis Obispo Laguna Lake City Park. 170 Comment
  SBBG51261  Stachys bullata J. Doty 1969-4-25 640 San Luis Obispo Oso Flaco Lake, 3.5 mi W of State Hwy 1 Comment
  OBI64618  Stachys bullata David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28713 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  UCR32091  Stachys chamissonis David J. Keil, E. A. Wise 1983-8-30 17903 San Luis Obispo Black Lake Canyon, south of Arroyo Grande 36 Comment
  CAS-BOT-BC60948  Stanleya pinnata W. P. Vestal; A. G. Vestal 1963-5-24 720 .0 San Luis Obispo Temblor Range, ca. 0.3 mile below top of Recruit Grade on west side. Comment
  UC1070398  Stebbinsoseris heterocarpa W. A. Peterson 1937-4-16 695 San Luis Obispo 5.1 mi nw Mustang Spring; La Panza Quad. Comment
  RSA0106590  Stebbinsoseris heterocarpa R. C. Wilson 1938-4-8 508 San Luis Obispo 1.5 miles east of Nacimiento Ranch 534 Comment
  UC1125844  Stellaria nitens C. M. Belshaw 1936-3-19 1644 San Luis Obispo 0.3 mi ne Adam's Ranch; Nipomo Quad. 220 Comment
  CAS-BOT-BC375262  Stephanomeria elata R. F. Hoover 1964-8-14 9260 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC375266  Stephanomeria elata Alice Eastwood 1927-7-29 14940 a San Luis Obispo Morro Sands Comment
  SBBG42886  Stephanomeria elata L. D. Gottlieb 1966-8-8 66132 San Luis Obispo Santa Ysabel Ave, Baywood Park Comment
  OBI65181  Stephanomeria exigua subsp. carotifera Greg Wilvert 2005-6-14 481 San Luis Obispo SE Half of the Caliente Range. Along Quail Spring Rd 868 Comment
  SBBG14978  Stephanomeria exigua subsp. carotifera E. C. Twisselmann 1962-10-10 7915 San Luis Obispo Carrisa Plains School grounds 624 Comment
  CAS-BOT-BC375293  Stephanomeria exigua subsp. carotifera Ernest C. Twisselmann 1965-8-23 11558 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Choice Valley 670 Comment
  UCD136299  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6929 San Luis Obispo San Luis Obispo County: opposite Belleview-Santa Fe School House on Ontario road, north of Avila Beach. Comment
  JEPS27630  Stephanomeria exigua subsp. coronaria Ernest C. Twisselmann 1959-8-5 5564 San Luis Obispo Dorothy Twisselmann Ranch, summit of Choice Valley Western San Joaquin Valley, Temblor Range, Choice Valley 655 Comment
  CAS-BOT-BC375388  Stephanomeria exigua subsp. coronaria R. F. Hoover 1966-9-16 10060 San Luis Obispo 2 mi. s. of Creston Comment
  CAS-BOT-BC375452  Stephanomeria exigua subsp. exigua Ernest C. Twisselmann 1954-6-5 1340 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Canyon, west slope of Crocker Pass, Southeastern San Luis Obispo County 731 Comment
  CAS-BOT-BC322904  Stephanomeria pauciflora Ernest C. Twisselmann 1962-8-23 7686 San Luis Obispo Hills at the summit of Palo Prieta Canyn, Temblor Range and the Western San Joaquin Valley 640 Comment
  OBI22242  Stipa cernua Robert F. Hoover 1964-5-10 8745 San Luis Obispo E side of Salinas River opp San Miguel Comment
  OBI2567  Stipa cernua Larry E. Brown 1971-6-17 2039 San Luis Obispo Palo Prieto Cyn Comment
  OBI51710  Stipa lepida R. Mike Arens 1994-4-9 45 San Luis Obispo Calif Polytechnic State Univ Campus.In Poly Cyn near Botanic Garden foot bridge 244 Comment
  OBI30914  Stipa pulchra Julie M. Vanderwier 1979-4-20 145 San Luis Obispo Indian Knob Tar Sands Comment
  OBI31569  Stipa pulchra Joy Nishida 1982-5-29 400 San Luis Obispo American Cyn, .3 mi S of American Cyn campground Comment
  OBI6602  Stipa pulchra Pat Jackson 1971-2-23 8 San Luis Obispo Cal Poly Sheep Pasture near student horse unit 91 Comment
  CAS-BOT-BC87177  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1967-4-14 10441 San Luis Obispo Hill west of Poly Canyon. Comment
  RSA0089268  Stuckenia pectinata Mark A. Elvin, Michael Brady, Jason Storlie 2017-9-16 7637 San Luis Obispo Central Coast: Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Colorado Pond, ca. 80 m from S refuge boundary. 17 Comment
  SBBG38508  Stuckenia pectinata E. C. Twisselmann 1969-10-22 16320 San Luis Obispo O'Brien Lake, San Andreas Fault at the summit of Palo Prieta Cyn 655 Comment
  OBI39189  Styrax redivivus Tim Gaskin 1982-4-26 s.n. San Luis Obispo Trl between Stony Crk and Caldwell Mesa Comment
  SD75757  Suaeda californica Helen V. Witham 1969-9-27 510 a San Luis Obispo East end of Morro Bay. 2 Comment
  OBI25495  Suaeda nigra Dirk Walters, Malcolm G. McLeod 1979-8-15 1331 San Luis Obispo Plants collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersections of Shell, Camtti, Navajo and San Juan Crks with state hwy 58 Comment
  PASA285  Symphoricarpos albus 1928-5-5 San Luis Obispo Along S. Rita Lake Comment
  CAS-BOT-BC237047  Symphoricarpos mollis C. Butterworth 1960-6-17 6159 San Luis Obispo Lopez Canyon Comment
  SBBG107411  Symphoricarpos mollis C. B. Hardham 1960-5-8 5649 San Luis Obispo just NW of Bald Mtn across from Nacimiento Comment
  CAS-BOT-BC99080  Symphyotrichum chilense Ella Dales Cantelow 1938-12-16 s.n. San Luis Obispo N. of San Simeon Comment
  JEPS99079  Symphyotrichum chilense Clare B. Hardham 1963-9-14 10928 San Luis Obispo Villa Creek 304 Comment
  CAS-BOT-BC98359  Symphyotrichum subulatum var. parviflorum R. F. Hoover 1948-10-8 7556 San Luis Obispo Between Mt. San Luis and Mt. Bishop Comment
  UCSB17362  Tauschia arguta Hardham, Clare 1961-6-1 San Luis Obispo Rocky Butte 914 Comment
  RSA141029  Tauschia hartwegii Clare B. Hardham 1960-4-16 5606 San Luis Obispo Northeast side Cypress Mt. 610 Comment
  SBBG112581  Tetragonia tetragonoides C. B. Hardham 1967-11-2 2711 San Luis Obispo Old Crk Comment
  OBI78454  Thalictrum fendleri David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15937 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk Rd and Fiscalini Ranch Rd on dirt rd leading onto slopes to Cypress Mtn Comment
  UC1126231  Thalictrum fendleri var. polycarpum H. C. Lee 1936-3-16 506 San Luis Obispo near mouth of Coon Creek; Port San Luis Quadrangle Comment
  UC454643  Thermopsis californica var. californica I. J. Condit 1908-4-30 San Luis Obispo top of ridge Prefumo Canyon Comment
  RSA0021821  Thinopyrum junceiforme David J. Keil 2012-8-21 31503 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, north of Grand Ave., Grover Beach. 8 Comment
  JEPS54129  Thysanocarpus curvipes W. L. Jepson 1920-4-7 8439 San Luis Obispo San Miguel 189 Comment
  SBBG2608  Thysanocarpus curvipes C. B. Hardham 1959-4-3 4166 San Luis Obispo between San Antonio and Nacimiento, near Dam Rd Comment
  UC1127052  Thysanocarpus curvipes C. M. Belshaw 1936-3-19 1658 San Luis Obispo 0.2 mi nne Park Ranch; Nipomo Quad. Comment
  UCD115974  Thysanocarpus curvipes James P. Smith Jr. 1973-3-21 5898 San Luis Obispo San Luis Obispo County: 5 miles E of Atascadero, on State Route 41. 304 Comment
  CAS-BOT-BC67137  Thysanocarpus laciniatus R. F. Hoover 1965-1-31 9329 San Luis Obispo South of San Luis Obispo on Johnson Avenue extension near junction with Arroyo Grande road. Comment
  HSC81449  Thysanocarpus laciniatus David J. Keil 1982-3-20 15738 San Luis Obispo San Luis Range in Irish Hills along dirt road leading from See Canyon Rd. to Hibberd Preserve Comment
  OBI64587  Thysanocarpus laciniatus David J. Keil, with V. L. Holland 2003-4-7 30123 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  OBI77664  Thysanocarpus laciniatus Steven A. Junak 1990-5-1 4275 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres NF. Santa Lucia Mts: at N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk rd ca. 2.4 mi W of hwy 101, ca 1.2 rd mi S of tassajera Crk rd 533 Comment
  CAS-BOT-BC169236  Toxicodendron diversilobum Ernest C. Twisselmann 1968-5-13 14203 San Luis Obispo Head of Cammatta Canyon at the cottinham place - La Panza Range 609 Comment
  OBI20469  Toxicodendron diversilobum Ed Zimmerman 1966-4-17 29 San Luis Obispo Cuesta Summit west side Comment
  UCD139819  Toxicoscordion brevibracteatum Kenneth Yeargan 1972-3-23 P 28 San Luis Obispo San Luis Obispo County: just south of Highway 58, 20 miles east of Santa Margarita. Comment
  RSA195865  Tribulus terrestris E. C. Twisselmann 1967-9-8 13671 San Luis Obispo L. Franklin Twisselmann Ranch, Choice Valley. 640 Comment
  SDSU7748  Trichostema lanatum D. F. Howe 1962-7-23 3345 San Luis Obispo Cuesta Pass. 457 Comment
  UC1137596  Trichostema lanatum H. C. Lee 1936-5-18 616 San Luis Obispo 3 mi N of Porter Ranch (Huasna River) 259 Comment
  OBI62109  Trichostema lanatum P. A. Holden 1968-6-15 420 San Luis Obispo W of summit of Cuesta pass Comment
  POM258756  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
  RSA585707  Trichostema lanceolatum F. L. Johnson, N. A. McCarty 1993-10-15 ROB 0757 San Luis Obispo Bouscout Rd near Twin Bridges. Comment
  UCSC010426  Trifolium Dylan M. Neubauer, Tim Forsell 2016-4-21 624 San Luis Obispo (SCoRO) Rocky Butte Lookout, below radio antenna, Rocky Butte Truck Trail, 2.49 air-miles ese Pine Mountain 990 Comment
  OBI12730  Trifolium albopurpureum Robert F. Hoover 1967-3-22 10263 San Luis Obispo Hills at W edge of Carrizo plain, W of Simmler Comment
  OBI58051  Trifolium albopurpureum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27480 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1 (35 deg. 40.233' N x 121 deg. 02.851' W). Comment
  UCD107364  Trifolium albopurpureum Mrs. R. W. Summers Date Unknown s.n. San Luis Obispo San Luis Obispo County. Comment
  UC57464  Trifolium albopurpureum var. albopurpureum J. H. Barber 1900-3-29 San Luis Obispo Santa Lucia Mtns Comment
  JEPS99198  Trifolium albopurpureum var. dichotomum Clare B. Hardham 1957-4-25 1736 San Luis Obispo Cypress Mountain Santa Lucia Mountains Comment
  POM27834  Trifolium depauperatum var. hydrophilum Marcus E. Jones 1882-5-6 7457 San Luis Obispo San Luis Obispo Comment
  OBI66997  Trifolium dichotomum D. R. Miller 1994-4-19 494 -207 San Luis Obispo Pine Mt Region. Just below Hearst Gate on Cyn Trl, Pico Crk drainage 786 Comment
  UC1130020  Trifolium fucatum T. M. Hendrix 1937-4-20 44 San Luis Obispo 1.5 mi e Hi Mtn; Pozo quad, Los Padres National Forest 579 Comment
  CDA15103  Trifolium gracilentum G. F. Hrusa 1998-3-28 14185 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Slopes above headwaters of Bitterwater Ck. Hills immed. to S of Elkhorn Grade Rd. Comment
  OBI28247  Trifolium gracilentum Krystoff/Spasbo 1982-4-18 44 San Luis Obispo 22m I E of Arroyo Grande 762 Comment
  OBI51278  Trifolium hirtum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .12 San Luis Obispo San Simeon State Park. NE corner of San Simeon State park Comment
  OBI67851  Trifolium hirtum M. Wetherwax & E. L. Painter, E. L. Painter 2003-4-30 SLO- 333 San Luis Obispo Camp San Luis Obispo. Abandoned rd, heading E from Range Rd close to cattle holding area 160 Com