Search Results — 2000 specimen records retrieved (1171 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/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR265732  Abronia latifolia Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7622 San Luis Obispo Central Coastal: Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, c. 250 m from Pacific Ocean 9 Comment
  OBI12219  Abronia maritima Robert F. Hoover 1946-8-4 6269 San Luis Obispo N end of Morro Bay Comment
  RSA18227  Abronia maritima Carl B. Wolf 1929-4-16 3623 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay. Comment
  SEINET893156  Abronia umbellata Leslie Freeman 1963-1 196 San Luis Obispo South of Pismo Beach on Oso Flaco Lake. 3 Comment
  RSA781225  Acacia melanoxylon A. C. Sanders 2011-2-21 38734 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  CAS-BOT-BC219678  Acanthomintha obovata subsp. cordata R. F. Hoover 1950-4-30 7862 San Luis Obispo La Panza district Comment
  CAS-BOT-BC336910  Acer negundo var. californicum Ernest C. Twisselmann 1968-10-21 15033 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  UC455805  Achillea millefolium unknown 103 San Luis Obispo Poly Canon Comment
  UC641641  Achnatherum coronatum G. L. Stebbins Jr. 1939-6-20 2881 San Luis Obispo on highway between Pozo and La Panza; La Panza Range 731 Comment
  POM280691  Achyrachaena mollis Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Cholame Comment
  SBBG104243  Acmispon americanus F. L. Johnson, E. A. Young 1993-5-23 ROB 538 San Luis Obispo 1 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI31185  Acmispon americanus var. americanus Julie M. Vanderwier 1979-5-28 53 San Luis Obispo Indian Knob tar Sands Comment
  OBI6676  Acmispon americanus var. americanus Greg Hassen 1975-7-15 37 San Luis Obispo Poly Cyn, On N slope of botanical garden just above stream Comment
  OBI67816  Acmispon americanus var. americanus J. Clark & M. Petroelje, M. Petroelje 1998-6-29 s.n. San Luis Obispo Camp San Luis Obispo. Training Area U, LCTA Plot 320. UTMs NAD27: zone 10S, 709280E, 3913480N 300 Comment
  OBI65922  Acmispon brachycarpus D. R. Miller 1994-4-8 494 -182 San Luis Obispo Pine Mt Region. From roadway on Rd in to Cole Ranch, Marmolejo Crk drainage 853 Comment
  SD129665  Acmispon cytisoides Barbara Ertter, D. Keil, J. Hickman, T. Sholars 1987-4-11 6848 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca. 7 airmiles north of San Simeon, top of north-facing slope ca. 1 mile from Hwy 1 60 Comment
  OBI3771  Acmispon glaber var. glaber Elizabeth Rudd 1971-6-10 309 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI42165  Acmispon glaber var. glaber Dan Harrington 1984-2-29 35 San Luis Obispo Grand Ave. entrance to Cal Poly S.U., San Luis Obispo Comment
  OBI80989  Acmispon glaber var. glaber David J. Keil 2015-2-21 32652 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  OBI53906  Acmispon glaber var. glaber Arthur W. Hazebrook 1992-11-14 173 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI45032  Acmispon grandiflorus var. grandiflorus Clare B. Hardham, C. Butterworth 1960-5-28 5944 San Luis Obispo Headwaters S fork of Huero Huero River, S of Klein Ranch Comment
  OBI13189  Acmispon heermannii var. orbicularis Lewis S. Rose 1961-4-14 61042 San Luis Obispo Cambria 91 Comment
  SBBG34866  Acmispon heermannii var. orbicularis Mrs. R. W. Summers 1886-4-6 San Luis Obispo Avila coast Comment
Read comments
Nov 4 2011
  SBBG41180  Acmispon junceus J. P. Broughton 1971-3-14 1326 San Luis Obispo Montana de Oro State Park near Morro Bay, on slope facing the ocean Comment
  OBI44951  Acmispon junceus var. biolettii David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles, and Joanna Tomassacci 1987-5-17 20160 -2 San Luis Obispo Los Padres Natl Forest, Cuesta East past end of rd along fire trl in area burned by both the Gay Mtn fire and the las Pilitas fire Comment
  OBI27040  Acmispon junceus var. junceus James Courtney 1981-2-23 36 San Luis Obispo Pennington Crk Bio Reserve Comment
  OBI32127  Acmispon maritimus var. maritimus David J. Keil, Eric Wise 1981-5-25 14750 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI27209  Acmispon strigosus Thomas Burrows 1981-4-9 127 San Luis Obispo Reservoir Cyn 168 Comment
  OBI54444  Acmispon strigosus Matthew Arterburn 1997-3-14 4 San Luis Obispo 1.3 mi on Red Hill rd off Hwy 58 610 Comment
  SBBG118609  Acmispon strigosus E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 82 San Luis Obispo Cerro Romualdo, just E of water tower; Camp San Luis Obispo 150 Comment
  SEINET7838466  Acmispon wrangelianus R. R. Halse 2012-3-26 8425 San Luis Obispo Along State Hwy. 1, ca. 2.7 miles north of San Simeon, just south of the turnoff to the Hearst Castle; ca. 6 miles north of Cambria. 10 Comment
  OBI31314  Acourtia microcephala Joy Nishida 1982-7-22 510 San Luis Obispo American Cyn campground Comment
  OBI15584  Acourtia microcephala Robert F. Hoover 1946-8-17 6286 c San Luis Obispo Arroyo Grande Crk below jctn of Lopez Cyn Comment
  UC1296067  Adenostoma fasciculatum R. F. Hoover 1964-6-5 8912 San Luis Obispo ridge s.e. Cuesta Pass; Santa Lucia Range Comment
  OBI25565  Adiantum jordanii David J. Keil 1981-5-16 K 14658 San Luis Obispo Area around Arroyo de la Cruz near its crossing of California Highway 1. Comment
  OBI4303  Adiantum jordanii Felice Movich 1969-5-26 183 San Luis Obispo Stenner Creek Road, San Luis Obispo Comment
  SBBG214  Adiantum jordanii C. B. Hardham 1959-4-10 4214 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  OBI18626  Aesculus californica Larry E. Brown 1971-6-13 2031 San Luis Obispo Along state hwy 41 between Atascadero and Morro Bay Comment
  RSA682351  Agoseris grandiflora Scott D. White, Ken McDonald 2001-5-9 8482 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI37881  Agoseris heterophylla var. cryptopleura David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18620 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
  CAS-BOT-BC46065  Agoseris heterophylla var. cryptopleura Mrs. R. W. Summers 1886-4-23 s.n. San Luis Obispo Nr. coast Comment
  JEPS35311  Agoseris retrorsa R. F. Hoover 1952-5-25 8221 San Luis Obispo on summit ridge Caliente Mt. Comment
  SEINET13764488  Agrostis diegoensis D. Keil 1982-1 16227 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon, Comment
  UCD52099  Agrostis exarata Ernest C. Twisselmann 1965-11-2 11705 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 12 Comment
  OBI78981  Agrostis gigantea David J. Keil 2013-8-22 31924 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  OBI30849  Agrostis hooveri Julie M. Vanderweir 1979-8-25 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  UCR29114  Agrostis pallens David J. Keil 1981-6-20 14884 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI4950  Agrostis pallens Robert F. Hoover 1960-7-15 8528 San Luis Obispo Head of Perfumo Cyn Comment
  CDA15195  Agrostis viridis G. F. Hrusa, J. Park, G. Perez 1998-7-21 14733 San Luis Obispo South Coast Ranges; Few plants on disturbed roadside within residential site on Temettate Rd. off Suey Creek Rd. Comment
  OBI27226  Albizia lophantha David J. Keil 1977-3-28 12190 San Luis Obispo Cal Poly campus Comment
  CAS-BOT-BC445456  Alisma triviale R. F. Hoover 1964-8-13 9241 San Luis Obispo Mouth of Osos Creek Comment
  SBBG18471  Allium amplectens C. B. Hardham 1960-4-16 5436 San Luis Obispo Dellaganna Crk, Cypress Mtn 609 Comment
  CAS-BOT-BC468967  Allium diabolense R. F. Hoover 1952-5-24 8219 San Luis Obispo Caliente Mt. on ridge west of highest peak Comment
  OBI75249  Allium haematochiton David J. Keil 2011-5-12 31016 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 345 Comment
  OBI32255  Allium hickmanii David J. Keil 1981-4-11 14339 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  JEPS86586  Allium hickmanii L. R. Heckard with Jim Hickman et al. 1987-4-11 6651 San Luis Obispo n San Simeon (0.5 mi from ocean, slopes to s side of Arroyo de la Cruz) 91 Comment
  RSA128077  Allium howellii var. howellii Clare B. Hardham 1958-4-28 3145 San Luis Obispo Carissa Plains. Comment
  SBBG852  Allium howellii var. howellii C. B. Hardham 1958-4-28 3145 San Luis Obispo Carissa Plains Comment
  CAS-BOT-BC470934  Allium howellii var. howellii Ernest C. Twisselmann 1955-4-6 1819 San Luis Obispo Summit of Crocker Pass, Southeastern San Luis Obispo County; the Temblor Range and Western San Joaquin Valley 883 Comment
  OBI81334  Allium lacunosum var. lacunosum David J. Keil, Janet Haden 1988-5-24 20686 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. Comment
  CAS-BOT-BC472727  Allium lacunosum var. lacunosum R. F. Hoover 1947-5-31 7238 San Luis Obispo Pine Mountain of La Panza Range Comment
  OBI56518  Allium lacunosum var. lacunosum T. J. Ayers, S. Junak 1989-6-22 754 B San Luis Obispo Cuesta Ridge Botanical Area. Los Padres Natl Forest; below TV towersjust E of West Cuesta Ridge Rd at eastern botanical area boundary sign, ca 3 mi W of hwy 101 Comment
  UCSB29273  Allium unifolium Hardham, Clare 1960-4-21 San Luis Obispo Santa Barbara Rd., Atascadero Comment
  OBI39865  Allium unifolium D. R. Miller 1985-5-20 s.n. San Luis Obispo Little Pine Mtn Comment
  UC55353  Allophyllum divaricatum J. H. Barber 1900-3-30 1018 San Luis Obispo Santa Lucia Mts. Comment
  OBI31392  Allophyllum gilioides subsp. violaceum Joy Nishida, Ginger King and Julie Oxford 1982-5-1 341 San Luis Obispo American Canyon Campground, near stream. 524 Comment
  OBI59932  Allophyllum glutinosum G. F. Hrusa, D. Ragan 1995-6-20 12377 San Luis Obispo Black Butte Research Natural Area. Colonies on burned slopes in summit area of Ridge 1 near summit area, approx 1/2 mile E of Peak 1 (Radio Facility 2). 700 Comment
  OBI25032  Alnus rhombifolia David J. Keil 1980-4-26 13857 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI54899  Amaranthus californicus David J. Keil 1996-9-13 26032 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  SBBG28567  Amaranthus deflexus E. C. Twisselmann 1967-8-22 13560 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  CDA23731  Amaranthus powellii David J. Keil 1998-9-3 28060 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. 0 Comment
  OBI79797  Amaranthus powellii David J. Keil 2011-12-11 31207 San Luis Obispo Arroyo Grande. Southwest of intersection of P.C. Railway and E. Cherry Ave 39 Comment
  UC1953211  Amaryllis belladonna David Keil 2010-8-30 30929 San Luis Obispo Upper Prefumo Canyon Road, ca. 4.2 road miles from junction with Los Osos Valley Road, ca. 0.8 road miles from Prefumo-See Canyon summit. Comment
  OBI35397  Ambrosia chamissonis Helen Jones 1981-5-8 93 San Luis Obispo Piedras Blancas Point Comment
  UC1118429  Ambrosia chamissonis H. C. Lee 1936-3-13 486 San Luis Obispo Oceano Beach; Arroyo Grande Quad. 6 Comment
  OBI59690  Ambrosia psilostachya Larry Kelly, David J. Keil 1988-10-1 254 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  RSA416998  Ambrosia psilostachya Thekla Mohr 1911-1 s.n. San Luis Obispo Uncultivated valleys. Comment
  RSA385131  Ammophila arenaria H. de Forest 1930-10 s.n. San Luis Obispo Oceano near Pismo Beach. Comment
  SBBG104264  Amorpha californica F. L. Johnson, E. A. Young 1993-5-24 ROB 553 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  UC572317  Amorpha californica var. californica B. Bolt 1936-5-7 703 San Luis Obispo 1.75 mi n Black Butte; Santa Barbara National Forest, San Luis Obispo County 396 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
  CDA13622  Amsinckia douglasiana G. F. Hrusa, T. D. Wilfred 1997-3-24 13657 San Luis Obispo Carrizo Plain; approx. 4 miles S of Hwy 41 on Bitterwater Valley Rd. Comment
  UCSC000610  Amsinckia douglasiana H. C. Lee 1937-5-24 987 San Luis Obispo 0.5 mile S.E. of Creston Creston - Paso Robles 335 Comment
  UCR252048  Amsinckia eastwoodiae Dan S. Cooper 2013-4-2 413- 82 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  SD49871  Amsinckia gloriosa C. R. Bell 1952-3-22 1263 San Luis Obispo 4 miles east of Cholame on Polonio Pass Road Comment
  OBI69941  Amsinckia intermedia Dick Barkelew 1920-4-11 1 San Luis Obispo Lopez Lake on roadside Comment
  SBBG55762  Amsinckia intermedia T. and V. Call 1965-5-26 2332 San Luis Obispo 6 mi E of Atascadero (Calf Crk?) 579 Comment
  UC2027492  Amsinckia menziesii var. menziesii Greg Wilvert 2005-3-30 67 San Luis Obispo Southeast Half of the Caliente Range: 100 m W of dead end of Padrones Canyon Road, near Padrones Springs. Comment
  RSA0091051  Amsinckia spectabilis Lyman Benson 1934-4-14 5831 San Luis Obispo Santa Maria-U.S. 101. 152 Comment
  RSA17821  Amsinckia spectabilis C. B. Wolf 1929-4-15 3547 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  SBBG15547  Amsinckia spectabilis D. E. Breedlove 1962-4-6 2118 San Luis Obispo 3.5 mi N of San Simeon jct on St Hwy 1 30 Comment
  OBI53041  Amsinckia spectabilis var. microcarpa David J. Keil, Kathleen Keil, Lynne Dee Oyler, Danielle DeRome 1991-4-6 21519 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill s of Oso flaco Lake Comment
  UCSB40798  Amsinckia spectabilis var. microcarpa Ferren, Wayne 1980-4-18 San Luis Obispo W side of Rt. 1, ca. 6 mi. N of Gaudalupe Comment
  OBI20669  Amsinckia tessellata Eben McMillan 1952-3-15 7 San Luis Obispo Choice Valley 2 mi S 9 mi E Shandon Comment
  RSA341631  Amsinckia tessellata C. F. Smith 1950-3-18 2573 San Luis Obispo Carrizo Plain, about 20 miles SW of Highway 33 (formerly Highway 399) Comment
  OBI73219  Amsinckia tessellata var. gloriosa David J. Keil 2010-4-27 30724 San Luis Obispo La Panza Mountains, east side. Ca. 1 mile east of San Juan creek bridge on north side of Highway 58 Comment
  UC1061746  Amsinckia tessellata var. gloriosa W. A. Peterson 1937-3-15 608 San Luis Obispo 1 mi ene La Panza Ranch 472 Comment
  UC511213  Amsinckia tessellata var. gloriosa Lyman Benson 1932-5-9 3563 San Luis Obispo Upper Cuyama Valley, Kern County line, Santa Maria River Watershed Upper Cuyama Valley; Temblor Mountain Range 609 Comment
  UCSB10398  Amsinckia tessellata var. gloriosa Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Near San Juan Creek, Syncline Hill, 5 miles east of La Panza; California inner coast ranges 548 Comment
  OBI53311  Ancistrocarphus filagineus David J. Keil 1998-4-9 26636 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  SBBG117851  Anthemis cotula M. Wetherwax, E. Painter, K. Downing 2002-5-8 SLO 249 San Luis Obispo near jct of Rd to Fort Merriam and rd on W side of K-1 range; Camp San Luis Obispo 100 Comment
  SBBG6700  Antirrhinum kelloggii C. B. Hardham 1958-5-28 3421 San Luis Obispo near intersection of north rd to Adelaida and Nacimiento Dam Rd Comment
  OBI53168  Antirrhinum kelloggii Steven A. Junak 1978-4-8 M- 50 San Luis Obispo Lower Coon Crk Trl. San Luis Range Comment
  RSA781521  Antirrhinum kelloggii David J. Keil 1986-4-13 19186 San Luis Obispo 2 miles E from junction with Las Pilitas Road on Parkhill Road. S side of highway. Comment
  RSA769921  Antirrhinum orontium David J. Keil 1998-6-15 27836 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles east of junction with Old Creek Road, just west of junction with Apple Road. 378 Comment
  OBI9727  Antirrhinum ovatum Robert F. Hoover 1949-5-29 7734 San Luis Obispo Cottonwood Pass near foot of grade on W side Comment
  SBBG83199  Antirrhinum ovatum unknown 1895-1 San Luis Obispo Cholame Comment
  RSA44350  Antirrhinum ovatum Eben McMillan 1949-01 s.n. San Luis Obispo North end of Carrizo Plain Comment
  OBI29645  Aphanes occidentalis David J. Keil, Dirk Walters 1980-4-26 13825 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI27359  Apiastrum angustifolium Robert L. Allen, Nancy E. Arnold 1981-5-17 297 San Luis Obispo Chap area burned on 31 July, 1980. CDF fire no. 53-265. 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  OBI37662  Apiastrum angustifolium David J. Keil, Dirk Walters 1980-4-10 13775 San Luis Obispo Ca. 0.5 mi W of jctn with Huerhuero Rd on Park Hill Rd Comment
  RSA308261  Apiastrum angustifolium Henry J. Ramsey, Henry J. Ramsey 1940-4-20 3122 San Luis Obispo Hwy 41, near Templeton Comment
  RSA403111  Apocynum androsaemifolium subsp. pumilum Lester Rowntree 1929-6-27 s.n. San Luis Obispo Chew s ridge, Santa Lucia Mts. Comment
Read comments
Jul 20 2012
  UC2013268  Apocynum cannabinum D. R. Miller 1991-7-9 791 -3 San Luis Obispo In creekway of Almaden Flats, Pine Mountain near the Lower Pines. Comment
  OBI10692  Aquilegia eximia Robert F. Hoover 1950-6-21 8027 San Luis Obispo San Simeon crk just below forks Comment
  SBBG104375  Aquilegia eximia D. A. Young, F. L. Johnson 1992-6-18 ROB 83 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  UC75784  Arabis glabra Miss M. Alice King Mar 1895 San Luis Obispo Arroyo Grande Comment
  CDA11478  Aralia californica G. F. Hrusa 1995-5-28 12252 San Luis Obispo Black Butte Research Natural Area, Cuesta Ridge, east side. SE base of Peak 3. Comment
  JEPS38887  Arctostaphylos A. E. Wieslander Feb., 1935 San Luis Obispo Cuesta summit Comment
  UC1120092  Arctostaphylos crustacea subsp. crustacea H. A. Jensen 1930-9-25 67 San Luis Obispo Mouth of Coon Creek, Cayucos Quadrangle. 91 Comment
  RSA201671  Arctostaphylos cruzensis Robert F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), Comment
  JEPS47729  Arctostaphylos cruzensis James B. Roof, Walter Knight, Irja Knight 1966-1-12 1769 San Luis Obispo s-facing slope of bluffs near top of mesa Morro Bay (few mi ese); Los Osos Mesa Comment
  JEPS86589  Arctostaphylos cruzensis L. R. Heckard with Jim Hickman et al. 1987-4-11 6654 San Luis Obispo slopes ca 1/4 mi e Arroyo de la Cruz (0.5 mi back from ocean, n of San Simeon) 91 Comment
  CAS-BOT-BC23312  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8608 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  SBBG44618  Arctostaphylos glandulosa subsp. cushingiana L. W. Edge 1972-4-4 109 San Luis Obispo Cerro Alto forestry camp off St Hwy 41 Comment
  CAS-BOT-BC24802  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1946-10-26 6529 San Luis Obispo Summits above (se. of), Cuesta Pass. Comment
  CAS-BOT-BC24873  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1946-11-16 6551 San Luis Obispo Upper Arroyo Grande, at top of ridge apposite County Park. Comment
  OBI14704  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1965-9-15 9554 San Luis Obispo Summit of Pozo-Arroyo Grande road Comment
  UC1120333  Arctostaphylos glandulosa subsp. glandulosa T. M. Hendrix 1939-5-17 1037 San Luis Obispo 1.3 mi wnw Yeary Ranch; Los Padres National Forest, Branch Mt. Quadrangle 914 Comment
  POM192686  Arctostaphylos glauca Jos Burtt Davy 1901-1-31 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC39211  Arctostaphylos glauca R. F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  SEINET11989129  Arctostaphylos glauca W. Knight, Knight, I. 1982-1 4543 San Luis Obispo Black Mountain Road Comment
  SBBG113534  Arctostaphylos hookeri subsp. hearstiorum R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo Arroyo de la Cruz, 0.5 mi E of St Hwy 1, Hearst Ranch 60 Comment
  SEINET9314110  Arctostaphylos luciana Unknown 1995-6-20 12387 San Luis Obispo On burned summit of ridge immediately E of Mt. Lowe. Area of bare siliceous shale and approximately 1/2 m E of summit along fire break road. Comment
  UCD51733  Arctostaphylos luciana Roman Gankin 17 Fen 1966 663 San Luis Obispo Ca. 2 miles east of Cuesta Pass off U.S. Highway 101. Comment
Read comments
Mar 13 2017
  SEINET11987298  Arctostaphylos luciana W. Knight, Knight, I. 1981-1 3897 San Luis Obispo Tilden Botanic Garden, Berkeley, orig. from Lopez Canyon as seedlings in 1967 Comment
  CAS-BOT-BC40080  Arctostaphylos morroensis Gary D. Wallace 1974-11-23 1321 San Luis Obispo Along the coast at Montana de Oro State Pk. Comment
  OBI40334  Arctostaphylos morroensis Michael R. Benedict 1969-1 San Luis Obispo Comment
  SBBG49300  Arctostaphylos morroensis L. W. Edge 1972-5-8 153 San Luis Obispo Los Osos, above Cabrillo Estates Comment
  UCD52482  Arctostaphylos morroensis Roman Gankin 1958-6-22 305 San Luis Obispo From south end of Morro Bay. Comment
  RSA121214  Arctostaphylos morroensis A. E. Wieslander 1936-6-26 648 San Luis Obispo Near Mouth of Hazard Canyon. 91 Comment
  CAS-BOT-BC39867  Arctostaphylos obispoensis R. F. Hoover 1958-3-26 8435 San Luis Obispo Ridge of Santa Lucia Mts. northwest of Cuesta Pass Comment
  CHSC46006  Arctostaphylos obispoensis L. P. Janeway; Steve Webster 1989-1-20 3169 San Luis Obispo Along West Cuesta Ridge Rd 2.3 mi W of Hwy 101 at Cuesta Pass. 655 Comment
  SBBG113505  Arctostaphylos obispoensis C. B. Hardham 1957-3-30 1588 San Luis Obispo Cypress Mtn 853 Comment
  UCD52939  Arctostaphylos obispoensis Steven A. Junak; with David A Young, Tina J. Ayers 1989-3-13 3925 San Luis Obispo Cuesta Ridge: Along main road (USFS Road #29S11.3) at W boundary sign for the Cuesta Ridge Botanical Area, 5.2 miles W of Highway 101. Comment
  UCR1347  Arctostaphylos obispoensis Frank C. Vasek 1960-4-10 600410- 07 San Luis Obispo Central Coast, 1/2 mile south of TV tower on dirt road leading west from Cuesta Summit, off Hwy 101 686 Comment
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Sep 23 2013
  CAS-BOT-BC39854  Arctostaphylos obispoensis Jacob Sigg; Elizabeth McClintock; Walter Knight; Irja Knight 1981-3-4 4100 San Luis Obispo From Strybing Arboretum, Golden Gate park, San Francisco, #70-6. Accession data reports plant from arboretum nursery Comment
  RSA633450  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27623 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  UCR149042  Arctostaphylos osoensis G. Fred Hrusa 1995-6-20 12423 San Luis Obispo Central Western; Outer South Coastal Ranges region, Hollister Peak; Large colony on SW-facing shoulder of Hollister Peak, immediately below last steep ascent to peak from S side. 375 Comment
  OBI32431  Arctostaphylos osoensis Bud Meyer & Mary Coffeen, Mary Coffeen 1982-2-26 s.n. San Luis Obispo Morro Bay, South Bay blvd, near old cement factory Comment
  RSA0021976  Arctostaphylos osoensis David J. Keil 1998-6-12 27812 San Luis Obispo Park Ridge area east of border of Morro Bay State Park, west of Hollister Peak. Comment
  SEINET11996208  Arctostaphylos osoensis W. Knight, Knight, I.; Wells, P. V. 1989-1 6425 San Luis Obispo end of Canet Rd off San Luis Obispo-Morro Bay Hwy, ca 0.5 mi up canyon on NW flank of Hollister Peak Comment
  CAS-BOT-BC44411  Arctostaphylos pechoensis Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo Between See Canyon and Irish Hills Comment
  OBI14571  Arctostaphylos pechoensis Robert F. Hoover 1967-2-18 10225 San Luis Obispo Diablo Cyn, San Luis range Comment
  RSA166362  Arctostaphylos pechoensis R. F. Thorne, Percy C. Everett 1963-4-20 31603 San Luis Obispo Along Cuesta Ridge East about 4 miles SE of Cuesta Pass 854 Comment
  JEPS98804  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8601 San Luis Obispo trail to Machesna Mt. La Panza Range Comment
  UC1309682  Arctostaphylos pilosula A. E. Wieslander 1936-6-26 646 San Luis Obispo 1 mi sw Edna; Arroyo Grande Quadrangle 91 Comment
  UC1309686  Arctostaphylos pilosula H. C. Lee 1936-4-23 572 San Luis Obispo 2 mi sw Tar Springs Ranch; Nipomo Quadrangle 487 Comment
  UC1309689  Arctostaphylos pilosula W. A. Peterson 1937-4-1 652 San Luis Obispo 2 1/2 mi ssw La Panza; Santa Barbara National Forest, Santa Barbara Quadrangle 960 Comment
  UCR115122  Arctostaphylos pilosula Austin P. Griffiths, Gaylord Jones, G. Ruggerone 1984-1-15 s.n. San Luis Obispo South Coast Ranges, E ridge of path, South Trail, Pozo Summit, north of first Pinus grove (P. sabiniana) 854 Comment
  CAS-BOT-BC44383  Arctostaphylos pilosula Walter Knight; Irja Knight; Elizabeth McClintock; Jacob Sigg 1981-2-25 4168 San Luis Obispo From Strybing Arboretum, Golden Gate Park, San Francisco, collection #63-15 via Univ. of Calif. botanic garden, Comment
  UCD53659  Arctostaphylos pilosula H. A. Jensen 1933-6-14 s.n. San Luis Obispo Near Miles. 152 Comment
  CAS-BOT-BC44770  Arctostaphylos purissima Walter Knight; Irja Knight 1982-6-13 4515 San Luis Obispo Tilden Botanic Garden, Berkeley, CA. Originally collected from lone plant on Los Osos Mesa Comment
  UCSB22709  Arctostaphylos rudis McMinn, Howard 1938-6-23 San Luis Obispo About 3 miles northwest of Nipomo Comment
  UCSB71743  Arctostaphylos rudis Ryan, P.; Callaway, R. 1987-2-5 San Luis Obispo Western corner of Juniper St. and Pomeroy Rd. intersection, Nipomo 115 Comment
  UC1120110  Arctostaphylos tomentosa subsp. crustacea H. C. Lee 1936-3-16 509 San Luis Obispo near mouth of Coon Creek; Port San Luis Quadrangle Comment
  CDA17869  Arctostaphylos tomentosa subsp. tomentosa A. Griffiths 1987-4-11 18095 San Luis Obispo Santa Lucia Mountains; Arroyo de la Cruz along N ridge, near W end. 0 Comment
  SEINET11987307  Arctostaphylos wellsii J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4195 San Luis Obispo Strybing Arboretum, Golden Gate Park, San Francisco, orig. from W of Edna Comment
  UC1276218  Arctostaphylos wellsii R. F. Hoover 1964-2-20 8637 San Luis Obispo n Arroyo Grande (Oak Park district); n of Arroyo Grande Comment
  OBI19566  Arenaria paludicola Robert F. Hoover 1947-1 San Luis Obispo Comment
  UCR246725  Armeria maritima subsp. californica Forrest D. Freund, J. M. Porter 2013-3-19 121 .1 San Luis Obispo Central Coast, coastal cliff top along CA Hwy 1, Cabrillo Hwy, 220 m west of the hwy, south of the bridge over Arroyo de La Laguna near La Cruz Rock, 3.13 mi north of turnoff to Piedras Blancas Lighthouse 16 Comment
  OBI17032  Artemisia dracunculus Robert F. Hoover 1965-10-1 9692 San Luis Obispo Coast rd just S of Hazard Cyn Comment
  CDA11600  Asclepias eriocarpa G. F. Hrusa 1993-5-21 11070 San Luis Obispo Salinas Valley; S end of Paso Robles, on slope between Spring St. and River at Niblick Bridge. Comment
  OBI70052  Asclepias eriocarpa Bernard Miossi 1939-7-10 118 San Luis Obispo Along Calf Cyn rd, 1 mi NE of Morano Crk, Calf Cyn 389 Comment
  UC338264  Asclepias fascicularis Lemmon 1887-1 San Luis Obispo Comment
  RSA121910  Asclepias fascicularis G. T. Nordstrom 1937-6-16 1348 San Luis Obispo 3.5 miles East of Lime Mountain 259 Comment
  SBBG108257  Asparagus officinalis C. B. Hardham 1958-8-19 3858 San Luis Obispo Atascadero Crk, near High School Comment
  UCD138679  Asparagus officinalis subsp. officinalis Ernest C. Twisselmann 1958-8-23 4736 San Luis Obispo San Luis Obispo County: Eastern part of county, Dorothy Twisselmann Ranch, Shandon. 670 Comment
  SBBG53876  Asphodelus fistulosus S. A. Junak 1978-4-8 M 47 San Luis Obispo NW edge of Montana de Oro St Park, just W of Pecho Valley Rd, 0.5 mi S of entrance Comment
  CDA2682  Asphodelus fistulosus Robert F. Hoover 1956-4-14 8365 San Luis Obispo 1 mile west of Nipomo. 0 Comment
  SBBG3153  Astragalus asymmetricus C. B. Hardham 1957-4-14 2273 San Luis Obispo Cottonwood Pass E of Cholame Comment
  UCD104636  Astragalus asymmetricus Gregory McMillan 1958-6-12 45- 1 San Luis Obispo San Luis Obispo County: Phelps Hill, Eben McMillan Ranch, eastern part of county. Cholame, CA. 701 Comment
  CAS-BOT-BC177786  Astragalus curtipes Alice Eastwood; John Thomas Howell 1936-5-6 2216 San Luis Obispo Chorro Creek Comment
  OBI80970  Astragalus curtipes Lexi Kookootsedes 2015-2-9 San Luis Obispo South Hills 63 Comment
  UC1128829  Astragalus curtipes C. M. Belshaw 1936-3-23 1710 San Luis Obispo 1.4 mi ssw Hollister Pk.; Cayucos Quad., ssw of Hollister Pk 106 Comment
  CAS-BOT-BC177789  Astragalus curtipes Clare B. Hardham 1958-3-10 2886 San Luis Obispo Old Creek, Santa Rita Road Comment
  CAS-BOT-BC182339  Astragalus didymocarpus var. didymocarpus R. W. Summers 1886-3-24 s.n. San Luis Obispo Unspecified Comment
  UC1953270  Astragalus didymocarpus var. didymocarpus David Keil with Jason Dart and Meg Perry 2010-4-27 30742 San Luis Obispo Carrizo Plain west-southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  RSA43239  Astragalus didymocarpus var. milesianus Robert F. Hoover 1947-3-23 6910 San Luis Obispo west base of Mt. Bishop near S.L.O. [San Luis Obispo] Comment
  SBBG109488  Astragalus douglasii C. B. Hardham 1958-5-31 3470 San Luis Obispo North Traffic Way, Atascadero Comment
  UCD39107  Astragalus douglasii Beecher Crampton 1964-5-18 6966 San Luis Obispo San Luis Obispo County: N.E. corner San Luis Obispo County; 5.5 miles northeast of Cholame, Cottonwood Pass Summit, State Hwy. 41. Comment
  CAS-BOT-BC182885  Astragalus douglasii John Thomas Howell 1948-6-15 24362 San Luis Obispo Red Hills se. of Shandon 762 Comment
  CAS-BOT-BC182890  Astragalus douglasii Clare B. Hardham 1956-7-23 1193 San Luis Obispo C.H. Montgomery Ranch, Willow Creek Comment
  UCSB15867  Astragalus douglasii Breedlove, Dennis 1962-3-29 San Luis Obispo Roadside, 13.9 miles east of Santa Margarita, La Panza Range on main road to Carrizo Plain 502 Comment
  UC1128775  Astragalus douglasii var. douglasii H. C. Lee 1937-5-5 881 San Luis Obispo 1 1/2 mi s Dry Creek School; Paso Robles, s of Dry Creek School Comment
  UC903390  Astragalus gambelianus Lois E. James 1947-4-12 1756 San Luis Obispo hills just n San Luis Obispo; just n of San Luis Obispo Comment
  OBI13340  Astragalus lentiginosus var. nigricalycis Eben McMillan 1952-6-19 159 San Luis Obispo 8 mi S of Soda lake, Carissa Plain Comment
  RSA789568  Astragalus lentiginosus var. nigricalycis James R. Shevock, Jack Zaninovich 1983-3-31 10255 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 26.8 miles south of California City and 15.8 miles north of California highway 166. 600 Comment
  CAS-BOT-BC187543  Astragalus macrodon Alice Eastwood; John Thomas Howell 1936-5-5 2206 San Luis Obispo Near Atascadero Comment
  UC153468  Astragalus macrodon Katharine Brandegee 1911-7-13 San Luis Obispo on the Creston Road near Paso Robles; near Paso Robles Comment
  SDSU7598  Astragalus nuttallii D. F. Howe 1962-6-22 3348 San Luis Obispo Sand dunes at Lake Opo Flaco. Comment
  JEPS100246  Astragalus nuttallii var. nuttallii Dean W. Taylor with Alison Colwell 2002-9-26 18448 San Luis Obispo Oso Flaco Lake, dunes just north from the beach access boardwalk, Pismo Dunes State Park 6 Comment
  SBBG124786  Astragalus nuttallii var. nuttallii A. Parikh, N. Gale 2010-7-28 803 San Luis Obispo former Guadalupe Oil Field, near N edge of Santa Maria River estuary, 0.7 km E of Pacific Ocean, 0.2 km NE of county line 10 Comment
  SBBG68301  Astragalus nuttallii var. nuttallii R. Hoffmann 1931-1-28 San Luis Obispo San Simeon 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
  OBI13384  Astragalus trichopodus var. phoxus Robert F. Hoover 1947-5-30 7229 San Luis Obispo Huasna River just below confluence of Arroyo Seco Comment
  CAS-BOT-BC66137  Athyrium filix-femina var. cyclosorum R. F. Hoover 1947-7-26 7327 San Luis Obispo Near Piedras Blancas Point (just north of) Comment
  SBBG110397  Athysanus unilateralis C. B. Hardham 1966-3-13 14020 San Luis Obispo Cholame Flats Comment
  CAS-BOT-BC16356  Athysanus unilateralis Clare B. Hardham 1966-3-13 14020 San Luis Obispo Paso Robles. Cholame Flats. Comment
  UCD97271  Atriplex californica Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo San Luis Obispo County: Oso Flaco Lake area, N. of Lake. N of Oso Flaco Creek mouth. Comment
  OBI71014  Atriplex canescens G. Douglas Barbe 1974-6-9 1889 San Luis Obispo top of Recruit Grade Pass experimental plt, UCD, 9.5 mi W of Fellows; 3.25 mi W of Kern co line, Temblor ange, on Crocker Springs rd, overlooking elkhorn Valley, and Carizzo Plain 975 Comment
  RSA201681  Atriplex coronata var. coronata Robert F. Hoover 1946-10-6 6478 San Luis Obispo Cholame Comment
  OBI38186  Atriplex prostrata Eric Wise 1982-7-2 1595 San Luis Obispo Oso Flaco Lake Comment
  OBI51961  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
  OBI53864  Atriplex prostrata Arthur W. Hazebrook 1992-7-7 131 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes Comment
  OBI66404  Atriplex prostrata David J. Keil, with Dave Hacker 2005-6-24 30394 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  UC850706  Atriplex serenana var. serenana Chester Dudley Sept 1936 San Luis Obispo Salinas River near San Miguel; Salinas River near San Miguel Comment
  UC604885  Atriplex spinifera Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9462 San Luis Obispo Carriso Plain between Simmler and Soda Lake; Carriso Plain between Simmler and Soda Lake Comment
  SD148186  Atriplex watsonii G. K. Helmkamp, E. A. Helmkamp 2000-9-1 5949 San Luis Obispo Los Osos; 0.5 mile northwest of Hazard Canyon, between Howard St. and sand dunes. 6 Comment
  OBI29306  Avena barbata Lou Morton 1981-5-17 s.n. San Luis Obispo On hillside in the Laguna Lake Park Comment
  OBI53451  Avena barbata Arthur W. Hazebrook 1991-6-6 86 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI33015  Avena fatua David J. Keil 1983-4-23 16947 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI78674  Avena sativa Nancy E. Arnold, Robert L. Allen 1981-5-17 296 San Luis Obispo 7.6 miles NE of Santa Margarita, Calif Cyn, N end of La Panza Muns 305 Comment
  CAS-BOT-BC98690  Baccharis douglasii Ernest C. Twisselmann 1955-10-1 2427 San Luis Obispo Sand dunes at southwest end of Morrow Bay 4 Comment
  OBI4415  Baccharis glutinosa Robert J. Rodin 1970-9-10 8438 San Luis Obispo About 300 yds from the Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  OBI49828  Baccharis glutinosa Lynne Dee Oyler 1988-8-31 584 San Luis Obispo Moonshadow Ranch, equestrian. 215 acres on Se corner of 46 and hwy 1 Comment
  SBBG39327  Baccharis glutinosa L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  UCR134426  Baccharis pilularis George K. Helmkamp 2003-9-19 8148 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  UC1285318  Baccharis plummerae subsp. glabrata R. F. Hoover 1949-9-9 7756 San Luis Obispo forks of San Simeon Creek San Simeon Creek Comment
  OBI38483  Baccharis salicifolia Eric Wise 1981-6-7 471 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI65772  Baccharis salicifolia D. R. Miller 1992-4-30 497 -655 San Luis Obispo Hunter Pond, tobacco creek drainage Comment
  OBI75500  Baccharis salicifolia Jenner Whitt 2003-4-18 58 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  RSA195834  Berula erecta E. C. Twisselmann 1967-9-9 13686 San Luis Obispo Ortega Spring, Palo Prieta Canyon 599 Comment
  JEPS10147  Blennosperma nanum var. nanum W. L. Jepson 1932-4-3 16206 San Luis Obispo about 4 mi s Simmler; Carrizo Plain 579 Comment
  OBI54027  Blennosperma nanum var. nanum David J. Keil 1996-1 25814 San Luis Obispo Ca. 200 m from Hwy 58 on Navajo Rd. 396 Comment
  SBBG108120  Bloomeria crocea C. B. Hardham 1960-6-1 5960 San Luis Obispo Burnett Peak Comment
  UC1133856  Bloomeria crocea W. A. Peterson 1937-5-14 840 San Luis Obispo 3.2 mi. s.-s.e. French Camp; La Panza Quad. Comment
  SBBG18966  Bloomeria crocea var. aurea E. C. Twisselmann 1963-6-9 8387 San Luis Obispo summit of Palo Prieto Cyn 678 Comment
  CAS-BOT-BC482128  Bloomeria crocea var. aurea Alice Eastwood 1928-5-17 15120 San Luis Obispo Along Chollo Creek on hills Comment
  CAS-BOT-BC478928  Bloomeria crocea var. crocea David D. Keck 1933-5-5 2208 San Luis Obispo 3 miles north of San Luis Obispo on U.S. 101 Comment
  OBI57962  Bloomeria humilis Austin P. Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Along N crest of south ridge of Arroyo de la Cruz, E of State hwy 1, ca. 1/2 mi E. Township range: T25S, R6E, Sect 33 BM:M Comment
  POM32023  Boisduvalia densiflora R. W. Summers 1886-9-21 s.n. San Luis Obispo [No location information on label.] Comment
  CAS-BOT-BC31043  Bolboschoenus maritimus Robert Francis Hoover 1964-7-11 9165 San Luis Obispo Edna marsh Comment
  OBI59259  Bolboschoenus maritimus subsp. paludosus David J. Keil, with Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21197 San Luis Obispo Phoenix Creek inlet of Lopez Lake. 168 Comment
  CAS-BOT-BC31359  Bolboschoenus maritimus subsp. paludosus Clare B. Hardham 1957-11-7 2742 San Luis Obispo Edge of deep water in Cayucos Creek. Comment
  OBI80900  Bowlesia incana David J. Keil 2015-2-14 32614 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  OBI9013  Bowlesia incana Robert F. Hoover 1967-4-5 10348 San Luis Obispo Between San Juan river and Carrizo Plain on hwy 58 Comment
  OBI56849  Bowlesia incana David J. Keil 1998-5-11 27207 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  UCSB30229  Brachypodium distachyon Hardham, Clare 1960-6-3 San Luis Obispo Cuesta Sargetn Cypress Forest, N of San Luis Obispo Comment
  SEINET10289601 Image available Brasiliopuntia brasiliensis Elizabeth Gollub 1973-12-11 56 San Luis Obispo California Polytechnic State University, San Luis Obispo, Dexter Library courtyard Comment
  CDA38629  Brassica oleracea var. sabellica G. Perez/J. Steele 2012-9-13 PDR# 1599492 San Luis Obispo Montana de Oro State Park; Spooner's Cove. 0 Comment
  CDA33373  Brassica tournefortii D. R. Miller 2009-3-13 309 .872 San Luis Obispo Los Osos; Santa Ysabel Ave. at 15th St. Comment
  SBBG47644  Brickellia californica J. Copeland 1973-9-22 1040 San Luis Obispo E side of St Hwy 166, ca. 18.6 mi E of jct with US Hwy 101 Comment
  SBBG48483  Briza maxima L. W. Edge 1974-6-11 472 San Luis Obispo Santa Rita Cyn Rd Comment
  UCSB21969  Briza maxima Kahrmann, C. 1965-5-22 San Luis Obispo 100 yds from edge of Hwy 1, intersection with Cambria Park Rd and Hwy 1; Cambria 6 Comment
  RSA602020  Briza maxima L. C. Wheeler 1964-6-22 8505 San Luis Obispo Peidras Blancas Comment
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May 11 2013
  OBI5480  Briza minor Sharon Jochums 1974-4-3 61 San Luis Obispo W of Hwy 1, S of Piedras Blancas Point Comment
  UC338237  Brodiaea terrestris subsp. terrestris unknown 1887-1 San Luis Obispo Comment
  UCD57632  Bromus arenarius A. A. Beetle 1942-4-15 3039 San Luis Obispo San Luis Obispo County: Southwestern part of county. Santa Maria River, near Taylor Spring. Comment
  CAS-BOT-BC148954  Bromus carinatus var. carinatus Clare B. Hardham 1957-5-4 1822 A San Luis Obispo Santa Lucia Mountains. Oak Flat. Comment
  OBI57935  Bromus carinatus var. carinatus David J. Keil, with V. L. Holland 1999-6-9 28362 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
  JEPS97075  Bromus diandrus M. D. Proctor and E. A. Young 1993-3-17 ROB 198 San Luis Obispo 2 km SE of Twin Bridges (on Boyscout Rd); Camp Roberts Comment
  OBI65909  Bromus diandrus D. R. Miller 1994-4-28 494 -261 San Luis Obispo Pine Mt Region. From Hasman's water tank area; Pico crk drainage 914 Comment
  CAS-BOT-BC155149  Bromus hordeaceus Ernest C. Twisselmann 1954-3-30 954 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  HSC91799  Bromus hordeaceus Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI29248  Bromus hordeaceus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14541 San Luis Obispo Jctn of Shell Crk rd and Calif hwy 58 S of Shandon Comment
  RSA0039404  Bromus hordeaceus LeRoy Gross, Evan Meyer 2014-4-15 6256 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  SBBG133013  Bromus hordeaceus D. Keil 1993-5-21 24072 San Luis Obispo Nipomo Dunes Preserve, Oso Flaco Lake Area, from Oso Flaco Parking area to beach N of Oso Flaco Crk Comment
  SBBG56571  Bromus hordeaceus R. Hoffmann 1931-5-30 San Luis Obispo Gun Club, Oceano Comment
  UCD58686  Bromus hordeaceus A. A. Beetle 1942-4-15 3035 San Luis Obispo San Luis Obispo County: Southwestern part of county. Santa Maria River, near Taylor Spring. Comment
  CAS-BOT-BC155150  Bromus hordeaceus Clare B. Hardham 1961-5-18 7102 San Luis Obispo Santa Lucia Mountains. Between Pine Mountain and Rocky Butte. Comment
  OBI22391  Bromus madritensis subsp. rubens Robert F. Hoover 1964-4-15 8737 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC1131225  Bromus madritensis subsp. rubens N. K. Carlson 1936-3-18 126 San Luis Obispo 1 mi e of Nipomo Hill 76 Comment
  OBI67005  Bromus madritensis subsp. rubens D. R. Miller 1994-3-29 394 -140 San Luis Obispo Pine Mt. Region. On thin soil between Almaden flats and Pear tree, Pico crk drainage 900 Comment
  CAS-BOT-BC162030  Bromus pseudolaevipes R. F. Hoover 1964-5-13 8856 San Luis Obispo South Fork of Old Creek. Comment
  OBI59210  Bromus pseudolaevipes Michael Curto 2001-5-31 29526 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI64855  Bromus pseudolaevipes David J. Keil 2001-5-8 29424 San Luis Obispo Prefumo Canyon, ca. 2.5 miles from Los Osos Valley Road along Prefumo Canyon Road Comment
  CAS-BOT-BC161762  Bromus rubens R. F. Hoover 1964-4-15 8737 San Luis Obispo Ridge northwest of Cuesta Pass. Comment
  OBI3132  Bromus sitchensis Larry E. Brown 1971-5-8 1984 San Luis Obispo Coon Crk in Montana de Oro State Park Comment
  RSA760023  Bromus vulgaris David J. Keil 1998-6-12 27804 San Luis Obispo Park Ridge area east of border of Morro Bay State Park, west of Hollister Peak. Comment
  OBI15154  Cakile edentula Robert F. Hoover 1947-3-8 6659 San Luis Obispo Near Piedras Blancas Point Comment
  CAS-BOT-BC36886  Cakile edentula var. edentula R. F. Hoover 1946-7-21 6234 San Luis Obispo San Simeon Creek Beach. Comment
  CAS-BOT-BC36890  Cakile edentula var. edentula Mrs. E. C. Van Dyke 1928-7-1 s.n. San Luis Obispo Pismo. Comment
  OBI7027  Cakile maritima Marguerite Costigan 1972-10-15 26 San Luis Obispo About 150 yds from ocean, 1/16 mi N of Morro Rock Comment
  OBI5460  Cakile maritima Sharon Jochums 1974-3-9 43 San Luis Obispo W of hwy 1 N of Piedras Blancas Point Comment
  CAS-BOT-BC36972  Cakile maritima var. maritima R. F. Hoover 1946-8-4 6274 San Luis Obispo North end of Morro Bay. Comment
  OBI29252  Calandrinia ciliata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14545 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  SBBG104215  Calandrinia menziesii M. D. Proctor, E. A. Young 1993-3-17 ROB 204 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG54865  Callitriche marginata D. Keil 1982-6-26 16238 San Luis Obispo vicinity of Arroyo de la Cruz Comment
  OBI40946  Callitriche marginata David J. Keil 1986-3-22 19100 San Luis Obispo 2.7 mi SE of jctn with Shell Creek Rd along hwy 58 488 Comment
  SBBG81997  Calochortus C. F. Smith 1950-4-30 2718 San Luis Obispo near Temblor Crk, N side of Temblor Range Comment
  RSA492684  Calochortus albus Walter Wisura, L. Aberbom 1989-5-16 4348 San Luis Obispo San Bernardo Creek Ranch, E. of Morro Bay Comment
  OBI83621  Calochortus argillosus Melissa Mooney 2016-5-17 1607 San Luis Obispo Laguna Lake Park; City of San Luis Obispo 59 Comment
  OBI28163  Calochortus clavatus M. A. Glass 1980-5-12 25 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ Comment
  SBBG93659  Calochortus clavatus var. clavatus T. J. Ayers with S. A. Junak 1989-6-22 746 San Luis Obispo 0.9 mi E of Botanical Area boundary on West Cuesta Ridge Rd Comment
  OBI64764  Calochortus clavatus var. clavatus D. R. Miller 2005-6-20 605 .806 San Luis Obispo Pine Mt Region. On Wentz Property, San Simeon Crk drainage Comment
  CAS-BOT-BC132394  Calochortus clavatus var. pallidus O. Renner 1932-5-30 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC132423  Calochortus obispoensis Marion Ownbey; Ruth P. Ownbey 1938-7-4 1692 San Luis Obispo Reservoir Canyon, about 3 miles northeast of San Luis Obispo Comment
  OBI51770  Calochortus obispoensis R. Mike Arens 1994-6-10 100 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  OBI083613  Calochortus splendens Melissa Mooney 2016-5-11 1605 San Luis Obispo Lopez Lake, Cougar Campground, north end of campground near trail Comment
  UC1296308  Calochortus uniflorus R. F. Hoover 1948-4-14 7447 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Highway 1) Comment
  CAS-BOT-BC496843  Calochortus venustus Marion Ownbey 1939-6-1 s.n. San Luis Obispo No location given Comment
  UC2026948  Calycadenia truncata D. R. Miller 1991-7-26 791 -14 San Luis Obispo Along ridge road on East slope of Pine Mountain Comment
  CAS-BOT-BC106063  Calycadenia villosa R. F. Hoover 1946-6-16 6164 San Luis Obispo La Panza district, just west of the La Panza Ranch. Comment
  SBBG104821  Calyptridium monandrum C. B. Hardham 1960-4-29 5530 San Luis Obispo Atascadero Comment
  UC2027042  Calyptridium parryi David Keil 1998-4-9 26643 San Luis Obispo USFS trailhead area on Highway 166 NE of Tepusquet Canyon Road Comment
  OBI15305  Calystegia longipes Robert F. Hoover 1947-4-20 6968 San Luis Obispo Hill above Salinas River opposite mouth of Pilitas crk Comment
  OBI71678  Calystegia macrostegia David J. Keil 1988-7-2 20861 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  CAS-BOT-BC221388  Calystegia macrostegia subsp. cyclostegia Rev. R. W. Summers 1887-5-27 600 San Luis Obispo Unspecified Comment
  CAS-BOT-BC221397  Calystegia macrostegia subsp. cyclostegia Alice Eastwood; John Thomas Howell 1938-6-15 5969 San Luis Obispo Between Cambria and San Simeon Comment
  OBI5467  Calystegia macrostegia subsp. cyclostegia Sharon Jochums 1974-3-9 36 San Luis Obispo W of hwy 1, just S of Arroyo de la Cruz Comment
  CAS-BOT-BC221379  Calystegia macrostegia subsp. cyclostegia W. R. Dudley 1902-4-3 s.n. San Luis Obispo Near Manzanita Hill, south of Pine Mountain Comment
  OBI56966  Calystegia macrostegia subsp. cyclostegia Steven A. Junak, Tina J. Ayers, Debbie Shaw 1989-5-10 4004 San Luis Obispo Santa Lucia Mts: W Cuesta Ridge, S of main road (USFS #29S11.3) at SW corner of the Cuesta Ridge Botanical Area, along dirt road on W side of the upper portion of the Pick and Shovel Mine 585 Comment
  SD148182  Calystegia macrostegia subsp. intermedia G. K. Helmkamp, E. A. Helmkamp 2001-4-29 6598 San Luis Obispo Profumo Canyon Road, 2.8 miles west of Los Osos Valley Road. 91 Comment
  UCR4762  Calystegia malacophylla subsp. pedicellata Frank C. Vasek 1960-5-7 600507- 01 San Luis Obispo Central Coast Range, 0.7-0.75 mile east of La Panza Campgrounds [near La Panza Summit], on Pozo Road 747 Comment
  OBI59489  Calystegia subacaulis subsp. episcopalis David J. Keil, with V. L. Holland 2001-4-7 29271 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
  CAS-BOT-BC436438  Calystegia subacaulis subsp. episcopalis R. W. Summers 1887-11-5 601 San Luis Obispo Islai Hill near San Luis Obispo City Comment
  UC1392662 Image available Camissonia boothii subsp. desertorum R. F. Hoover 1968-4-16 11033 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
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Oct 30 2018
  OBI54219  Camissonia campestris subsp. campestris George Butterworth 1995-4-30 60 San Luis Obispo Carrizo Plain Natural Area. 100 yds N of Painted Rock ranch 597 Comment
  OBI11991  Camissonia campestris subsp. obispoensis Robert F. Hoover 1947-4-2 6860 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  OBI64125  Camissonia campestris subsp. obispoensis David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29318 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  RSA18228  Camissonia cheiranthifolia subsp. cheiranthifolia Carl B. Wolf 1929-4-16 3622 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay. Comment
  UCR202900  Camissonia micrantha George K. Helmkamp, E. A. Helmkamp 2000-3-15 5332 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  JEPS89954  Camissonia strigulosa Dean Wm. Taylor with Kathleen A. Teare 1986-3-22 8735 San Luis Obispo Painted Rock on w. margin of Carrizo Plain (e. side of the rock); Painted Rock Quad., 1959 ed., Carrizo Plain 707 Comment
  UC206195  Camissoniopsis cheiranthifolia subsp. cheiranthifolia J. E. Roadhouse May 1905 432 San Luis Obispo Comment
  CAS-BOT-BC160313  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1965-6-19 9446 San Luis Obispo Mouth of Hazard Canyon Comment
  UCD77445  Camissoniopsis hardhamiae Robert E. Preston 1998-6-10 1107 San Luis Obispo San Luis Obispo County: Ca. 4 miles E of Santa Margarita, along N side of Hwy 58, 0.2 mi W of its jct with Hwy 229 365 Comment
  UC76449  Camissoniopsis micrantha Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  OBI15145  Capsella bursa-pastoris Eben McMillan 1952-5-10 s.n. San Luis Obispo 9 mi SE Shandon Comment
  OBI8146  Capsella bursa-pastoris Kurt R. Neisess unk s.n. San Luis Obispo Los Osos Comment
  OBI80537  Capsella bursa-pastoris Josh Walker 2013-2-7 2 San Luis Obispo Paso Robles; 1 mile west of 24th and Vine St. on Nacimiento Lake Drive; 100 ft north of road. 338 Comment
  OBI38288  Cardamine californica David J. Keil 1985-5-5 18746 San Luis Obispo Black Lake Cyn on Nipomo Mesa SE of Oceano Comment
  RSA128459  Cardamine californica var. integrifolia Clare B. Hardham 1957-3-20 1551 San Luis Obispo York Mountain, W of Templeton. Comment
  UCR266201  Cardamine hirsuta David J. Keil 2001-3-13 29173 San Luis Obispo San Luis Obispo, [west] end of South Street at San Luis O. Creek 49 Comment
  OBI56352  Cardamine hirsuta Austin P. Griffiths 1987-4-9 18087 San Luis Obispo Central Coast Region. In containers at Native Sons Wholesale Nursery, Arroyo Grande Comment
  HSC91565  Cardionema ramosissimum Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro MDO 27 Comment
  UCR122169  Cardionema ramosissimum George K. Helmkamp, E. A. Helmkamp 2000-4-22 5484 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  OBI30108  Carduus pycnocephalus Melissa Luckow 1982-6-24 882 San Luis Obispo Cambria, jctn of Hwy 1 and rd to Black Mtn SE corner of rd Comment
  CAS-BOT-BC19317  Carex barbarae Alice Eastwood; John Thomas Howell 1937-4-30 4141 San Luis Obispo Chalk Hill between Edna and Arroyo Grande. Comment
  OBI6421  Carex bolanderi Robert F. Hoover 1964-6-7 8995 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  SBBG59288  Carex cusickii R. Hoffmann 1930-4-18 San Luis Obispo Arroyo Grande Comment
  OBI6440  Carex globosa Robert F. Hoover 1950-5-30 7940 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI75098  Carex nudata Michael Walgren 2011-3-3 239 San Luis Obispo Perfumo Canyon. Adjacent to Perfumo Crk rd at a pullout 1.2 mi from Los Osos Valley rd 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
  SD71402  Carex obispoensis R. F. Hoover 1958-3-26 8436 San Luis Obispo Ridge of Santa Lucia Mountains; northwest of Cuesta Pass. Comment
  RSA142024  Carex obispoensis Clare B. Hardham 1960-6-1 6000 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  OBI66474  Carex pellita David J. Keil, with Dave Hacker 2005-6-24 30402 San Luis Obispo Ca. 2 miles n of Arroyo de la Cruz along Highway 1, north of San Simeon near coast Comment
  UCSB69402  Carex praegracilis Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 100 m NE of marker in channel. 5 Comment
  SEINET3990566 Image available Carex serratodens Marcus E. Jones 1882-5-6 3235 San Luis Obispo San Luis Obispo Comment
  UC303395  Carex serratodens Marcus E. Jones, A. M. 1882-5-6 3235 San Luis Obispo San Luis Obispo 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
  OBI64826  Carex spissa David J. Keil, with Michael Curto 2001-1 San Luis Obispo Comment
  SBBG17430  Carex spissa C. B. Hardham 1960-6-1 6005 San Luis Obispo Little Burnett Crk 609 Comment
  OBI22666  Carex subbracteata Robert F. Hoover 1947-3-16 6679 San Luis Obispo San Carpoforo Crk near ocean Comment
  OBI60435  Carthamus lanatus David J. Keil 2000-7-31 29049 San Luis Obispo Along Toro Creek Road east of Morro Bay 91 Comment
  POM307610  Castilleja affinis Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria Pines. Comment
  UC1032397  Castilleja affinis subsp. affinis G. T. Nordstrom 1937-5-27 1289 San Luis Obispo 1.5 mi e Mammoth Rock School; Adelaida Quad. 457 Comment
  UC886452  Castilleja ambigua subsp. ambigua Alice Eastwood and John Thomas Howell 1938-6-15 5986 San Luis Obispo Piedras Blancas Comment
  OBI33829  Castilleja brevistyla Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1075 San Luis Obispo Hwy 166, 3 mi W of Spanish Ranch turnoff 335 Comment
  OBI78347  Castilleja brevistyla Craig Woods 1978-3-29 19 San Luis Obispo Carrizo Plain, along Sim soda lake san diego cr rd 579 Comment
  OBI9397  Castilleja densiflora subsp. obispoensis Robert F. Hoover 1947-4-13 6915 San Luis Obispo 3 mi NW of Morro Bay town on Hwy 1 Comment
  OBI69478  Castilleja densiflora subsp. obispoensis Jody Olson, Amy Millan 2005-4-12 s.n. San Luis Obispo Camp San Luis Obispo: Range C.Base of first berm. UTM E 708984 N 39135680 Site B2. Site F. Comment
  CAS-BOT-BC209523  Castilleja exserta James R. Shevock; Jack Zaninovich 1983-3-31 10242 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 8.3 miles south of California City and 10.4 miles south of California highway 58 609 Comment
  UC1392666  Castilleja exserta R. F. Hoover 1968-4-16 11020 San Luis Obispo Gypsum Canyon bridge Cuyama River (n side of Cuyama River) Comment
  JEPS35082  Castilleja exserta subsp. exserta R. F. Hoover 1964-6-6 8963 San Luis Obispo Los Osos Comment
  SBBG51271  Castilleja exserta subsp. latifolia J. Doty 1969-4-25 641 San Luis Obispo St Hwy 1, 5.3 mi S of jct with Halcyon Rd, S of Arroyo Grande 60 Comment
  OBI58794  Castilleja minor var. stenantha David J. Keil 1998-8-26 28058 San Luis Obispo Los Padres National Forest. N of Rock Front Ranch, 35 Canyon Rd. 0.9 miles from junction with Branch Creek Rd. Comment
  OBI9641  Castilleja minor var. stenantha Robert F. Hoover 1950-6-2 7959 San Luis Obispo Stoney Crk (tributary of Huasna River) Comment
  CAS-BOT-BC241106  Castilleja mollis Edith A. Purer 1933-7-20 5080 San Luis Obispo Northwest of Guadalupe Comment
  OBI78356  Castilleja subinclusa subsp. subinclusa Robert F. Hoover 1952-5-25 8222 San Luis Obispo Caliente Mt Comment
  CAS-BOT-BC38206  Caulanthus anceps Alice Eastwood; John Thomas Howell 1935-3-25 2003 San Luis Obispo Cholame. Comment
  CAS-BOT-BC38217  Caulanthus anceps Ernest C. Twisselmann 1962-3-28 6730 San Luis Obispo Cottonwood Pass, about 3.3 miles east of Cholame. 426 Comment
  JEPS54051  Caulanthus anceps W. L. Jepson 1932-4-2 16198 San Luis Obispo Palo Prieto Canyon 502 Comment
  RSA0029044  Caulanthus anceps Greg Wilvert 2005-3-26 48 San Luis Obispo Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range. 819 Comment
  SBBG18146  Caulanthus anceps C. B. Hardham 1962-4-14 8980 San Luis Obispo Shell Crk S of Camatta Rd, E of Creston Comment
  CAS-BOT-BC38242  Caulanthus anceps Roxana S. Ferris 1935-3-29 9112 San Luis Obispo Western slopes above Soda Lake, Carriso Plain. Comment
  UCSB14926  Caulanthus anceps 1962-3-24 San Luis Obispo 2.8 miles northeast of U.S. 466 at Cholame on State 41 441 Comment
  JEPS27180  Caulanthus californicus W. L. Jepson 1932-4-3 16214 San Luis Obispo Carrizo Plain opposite Panorama Hills; Carrizo Plain 609 Comment
  OBI14924  Caulanthus coulteri Robert F. Hoover 1967-4-16 10476 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC1303165  Caulanthus coulteri var. lemmonii Ira L. Wiggins 1932-4-2 5819 San Luis Obispo Bitterwater Valley btwn Cholame and Annette; Bitterwater Valley btwn Cholame and Annette Comment
  CAS-BOT-BC40466  Caulanthus inflatus Ernest C. Twisselmann 1954-5-1 1160 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Associated Ridge. 8 miles east of Simmler. 853 Comment
  CAS-BOT-BC40384  Caulanthus lasiophyllus David D. Keck; J. Clausen 1935-4-9 3083 San Luis Obispo Cholame. 457 Comment
  CAS-BOT-BC39515  Caulanthus lemmonii R. F. Hoover 1958-3-19 8422 a San Luis Obispo Carrizo Plain, near north base of Caliente Mountain. Comment
  UCSB14922  Caulanthus lemmonii 1962-3-24 San Luis Obispo 1.4 miles northeast of U.S. 466 at Cholame on State 41 365 Comment
  CAS-BOT-BC47928  Ceanothus R. S. Woglum 1940-4-21 2660 San Luis Obispo Morro Bay area Comment
  CAS-BOT-BC48997  Ceanothus cuneatus R. F. Hoover 1967-2-18 10227 San Luis Obispo Diablo Canyon, San Luis Range Comment
  CDA17942  Ceanothus cuneatus Austin Griffiths 1987-4-29 18170 San Luis Obispo Cuesta Ridge; Just down 0.1 mi from coll. 18169, at Target Range road junct . 0 Comment
  OBI10476  Ceanothus cuneatus Robert F. Hoover 1947-2-23 6620 San Luis Obispo Upper Arroyo grande 6 mi above county park Comment
  UCD111753  Ceanothus cuneatus Walter Knight; Irja Knight 1982-4-2 4542 San Luis Obispo San Luis Obispo County: junction of Black Mountain Road and Navajo Camp Road. Comment
  UC1315087  Ceanothus cuneatus var. cuneatus R. F. Hoover 1967-2-18 10227 San Luis Obispo Diablo Canyon San Luis Range 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
  UC1276256  Ceanothus cuneatus var. fascicularis R. F. Hoover 1948-3-4 7427 San Luis Obispo Hazard Canyon Comment
  CAS-BOT-BC49079  Ceanothus cuneatus var. ramulosus R. F. Hoover 1954-2-7 8334 San Luis Obispo Mesa west of Nipomo Comment
  OBI10361  Ceanothus cuneatus var. ramulosus Robert F. Hoover 1947-1-18 6595 San Luis Obispo Steiner Crk Comment
  RSA0037301  Ceanothus foliosus var. medius LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6478 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  RSA216780  Ceanothus hearstiorum Robert F. Hoover 1968-4-20 11066 San Luis Obispo Mesa Summit south of Arroyo de la Cruz Comment
  UCSB37288  Ceanothus hearstiorum Philbrick, Ralph; Emery, Dara 1972-2-15 San Luis Obispo Lower edge of grassland, north-facing slope, 1/2 mile east of Highway 1, Arroyo de la Cruz, Hearst Ranch. 60 Comment
  OBI66694  Ceanothus impressus Austin P. Griffiths 1982-1-13 s.n. San Luis Obispo Midway on crest of Indian Knob Ridge, SLO 183 Comment
  UCSB11109  Ceanothus impressus var. nipomensis Van Rensselaer, Maunsell 1938-3-20 San Luis Obispo Nipomo Mesa Comment
  UC1070805  Ceanothus leucodermis B. Bolt 1936-4-22 686 San Luis Obispo 1.25 mi s Atascadero; San Luis Obispo quad. 335 Comment
  OBI32209  Ceanothus maritimus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14440 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  SBBG89609  Ceanothus maritimus R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo 0.5 mi E of St Hwy 1, Arroyo de la Cruz, Hearst Ranch 60 Comment
  UCSC010728  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz. Comment
  CAS-BOT-BC51582  Ceanothus oliganthus var. sorediatus David D. Keck 1933-5-4 2177 San Luis Obispo About 4 miles South of Klau P.O., headwaters of fork of Las Tablas Creek, East slope of Cypress Mountain, 609 Comment
  UC1178412  Ceanothus oliganthus var. sorediatus R. J. Rodin 1957-4-9 6143 San Luis Obispo 1/2 mi w Cuesta Summit; Hwy 101 Comment
  OBI10406  Ceanothus papillosus Robert F. Hoover 1964-5-15 8890 San Luis Obispo Pine Top Mt, S of San Carpoforo Crk Comment
  UC1276259  Ceanothus papillosus R. F. Hoover 1964-5-15 8890 San Luis Obispo s San Carpoforo Creek (Pine Tope Mt.); s of San Carpoforo Creek, Pine Top Mt. Comment
  RSA175243  Ceanothus papillosus var. roweanus Robert F. Thorne, Percy C. Everett 1963-4-20 31606 San Luis Obispo On Cuesta Ridge, about 4 miles SE of Cuesta Summit. 854 Comment
  UCR136674  Ceanothus sorediatus Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, outside the Perkins ranch Comment
  OBI10343  Ceanothus spinosus Robert F. Hoover 1949-5-12 7665 San Luis Obispo Between Mt Bishop and Cerro Romauldo Comment
  JEPS25256  Ceanothus thyrsiflorus G. Thomas Robbins with John Weiler 1959-8-7 4141 San Luis Obispo 1.8 mi n Arroyo de la Cruz (w of State Hwy 1, 5.6 mi s of the Monterey Co. line) Comment
  OBI10507  Ceanothus thyrsiflorus var. griseus Ed Arnesen 1964-3-10 19 San Luis Obispo Cal Poly, entrance of President McPhee's driveway Comment
  UCSB39880  Centaurea calcitrapa Shaw, J. 1982-7-1 San Luis Obispo At intersection of Foothill Road and Los Osos Valley Road in San Luis Obispo 30 Comment
  CAS-BOT-BC282014  Centaurea calcitrapa R. F. Hoover 1947-6-29 7281 San Luis Obispo Camp San Luis Obispo Comment
  OBI31044  Centaurea melitensis Julie M. Vanderwier 1978-5-28 81 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG104624  Centaurea melitensis D. A. Young, F. L. Johnson 1992-6-16 ROB 27 San Luis Obispo ca. 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  SBBG117849  Centaurea melitensis D. Oberhoff, R. Root 2000-6-16 San Luis Obispo near Operating Engineers Training Trust pond and mouth of Chorro Crk into Chorro Reservoir; Camp San Luis Obispo 250 Comment
  UC2027014  Centaurea melitensis Greg Wilvert 2005-6-29 484 San Luis Obispo Southeast Half of the Caliente Range. Padrones Spring 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
  CAS-BOT-BC277226  Centaurea solstitialis Ernest C. Twisselmann 1963-8-4 8823 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon at the Twisselmann Ranch cattle guard 579 Comment
  SBBG117848  Centaurea solstitialis D. Oberhoff, R. Root 2000-6-16 San Luis Obispo near Operating Engineers Training Trust pond and mouth of Chorro Crk into Chorro Reservoir; Camp San Luis Obispo 250 Comment
  OBI66384  Centaurium David J. Keil 2006-5-24 30449 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  CAS-BOT-BC279307  Centromadia pungens subsp. pungens James I. McMurphy 1916-8-15 s.n. San Luis Obispo 5 miles north of Paso Robles Comment
  OBI56416  Centromadia pungens subsp. pungens Neil Havlik 1999-8-12 s.n. San Luis Obispo San Luis Obispo, near intersection of Larkspur and Goldenrod Comment
  SD234350  Cerastium fontanum subsp. vulgare G. K. Helmkamp 2004-5-9 8573 San Luis Obispo Central Coast: Mesa Dunes Mobile Home Park along Mesa View Dr. (Hwy CA-1), 0.2 mi S of the jct of Halcyon Rd (Oceano 7.5'Q) 60 Comment
  UC1125802  Cerastium glomeratum C. M. Belshaw 1936-3-23 1716 San Luis Obispo 1.4 mi. s.-s.w. Hollister Peak (Plot 3); Cayucos Quad. 106 Comment
  OBI57352  Ceratophyllum demersum David J. Keil 1998-4-7 26606 San Luis Obispo South of Creston on 229 Jordan Property, 0.1 mile S of Rocky Canyon Rd on W side of Hwy. 229 Comment
  OBI10212  Cercocarpus betuloides Robert F. Hoover 1964-6-6 8937 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI10216  Cercocarpus montanus var. blancheae Robert F. Hoover 1965-5-20 9371 San Luis Obispo Santa Lucia Range. Hill W of Poly Canyon, San Luis Obispo Comment
  SBBG81966  Chaenactis fremontii C. F. Smith 1950-5-4 2766 San Luis Obispo Creston-Simmler Rd, ca. 0.25 mi N of Fernandez Crk crossing Comment
  SBBG12541  Chaenactis glabriuscula var. glabriuscula C. B. Hardham 1960-4-29 5549 San Luis Obispo Atascadero Comment
  OBI28719  Chaenactis glabriuscula var. glabriuscula Robert J. Rodin 1965-3-28 7129 San Luis Obispo Up San Juan Crk 4 mi from bridge on rd E of Pozo. On hill above crk Comment
  OBI16799  Chaenactis glabriuscula var. lanosa Robert F. Hoover 1967-3-28 10319 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  CAS-BOT-BC277608  Chaenactis glabriuscula var. lanosa Ernest C. Twisselmann 1955-4-9 1827 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles southeast of Shandon 420 Comment
  JEPS14007  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1955-5-23 12804 San Luis Obispo 0.5 mi w of junction with Cammatti Canyon road Creston-La Panza road Comment
  RSA789120  Chaenactis glabriuscula var. megacephala J. R. Shevock, Jack Zaninovich 1983-3-30 10223 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 16.3 miles northwest from California highway 33/166. 244 Comment
  UC1285234  Chaenactis stevioides R. F. Hoover 1949-5-1 7639 San Luis Obispo summit of Cottonwood Pass Comment
  UC575283  Chaenactis stevioides David D. Keck and J. Clausen 1935-4-10 3133 San Luis Obispo 14 mi nw of McKittrick Comment
  RSA201728  Chaenactis stevioides var. brachypappa Robert F. Hoover 1949-5-1 7639 San Luis Obispo Summit of Cottonwood Pass Comment
  SBBG118261  Chamaesyce serpillifolia subsp. serpillifolia M. Wetherwax, E. Painter, J. Froland 2000-4-20 SLO 104 San Luis Obispo W side of seep, slope below and S of large serpentine outcrop W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  OBI79789  Chasmanthe floribunda David J. Keil 2013-2-22 31550 San Luis Obispo Morro Bay. 399 Quintana Road. Vacant lot between Highway 1 freeway embankment and Quintana Road 25 Comment
  OBI44814  Chenopodium album David J. Keil 1979-7-1 13114 San Luis Obispo San Luis Range, lower Prefumo Canyon Comment
  OBI73027  Chenopodium berlandieri David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25433 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  OBI51271  Chenopodium californicum Jan Barber 1994-4-2 136 San Luis Obispo San Simeon State Park Comment
  OBI53638  Chenopodium californicum Arthur W. Hazebrook 1991-5-7 76 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill Comment
  OBI57356  Chenopodium californicum V. L. Holland, Jennifer Langford, et al. 2000-12-20 s.n. San Luis Obispo Guadalupe Dunes at Phytoremediation Site C8 Comment
  OBI56356  Chenopodium littoreum Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Flats just E of Little Coreopsis HIll Comment
  OBI40111  Chenopodium macrospermum David J. Keil 1977-11-12 s.n. San Luis Obispo San Luis Obispo at Laguna Lake Park Comment
  SBBG95753  Chenopodium murale D. Keil 1983-5-22 17076 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI5590  Chenopodium murale Sharon Jochums 1974-5-19 265 San Luis Obispo W of hwy 1 N of Arroyo Laguna Comment
  OBI17233  Chenopodium pratericola Robert F. Hoover 1969-7-13 11467 San Luis Obispo Salinas River bed at Atascadero Comment
  UC2027496  Chloris gayana David J. Keil with Kathy Keil 2013-2-17 31543 -1 San Luis Obispo Cambria. Highway 1, ca. 0.25 miles South of Cambria Pines Road. West side of Highway 1. Comment
  OBI80998  Chlorogalum pomeridianum David J. Keil 2015-2-21 32649 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  OBI25036  Chorizanthe David J. Keil, Dirk Walters 1980-4-26 13909 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  CAS-BOT-BC178941  Chorizanthe angustifolia Alice Eastwood 1928-5-16 15102 San Luis Obispo Morro Bay Comment
  OBI28435  Chorizanthe angustifolia Karin Long 1982-4-3 s.n. San Luis Obispo Tertiary Dunes-Morro Bay sand spit at the S end of Shark Inlet Comment
  OBI38299  Chorizanthe angustifolia David J. Keil 1985-5-5 18756 San Luis Obispo Black Lake Cyn on Nipomo Mesas SE of Oceano Comment
  UC178490  Chorizanthe angustifolia Katharine Brandegee San Luis Obispo Paso Robles Comment
  UCR111729  Chorizanthe angustifolia R. E. Riefner Jr. 1999-8-11 99- 358 San Luis Obispo Central Coast, Montana de Oro State Park, south of Morro Bay 61 Comment
  OBI56503  Chorizanthe angustifolia Clifton F. Smith 1951-4-19 3020 a San Luis Obispo On sandy Nipomo Mesa N of Guadalupe Comment
  LA206572  Chorizanthe biloba var. biloba Roxana S. Ferris; 1939-6-9 9777 San Luis Obispo 1.125 mi W of Creston on Templeton rd Comment
  OBI11245  Chorizanthe breweri Robert F. Hoover 1953-5-14 8294 San Luis Obispo Poly Cyn, San Luis Obispo Comment
  SBBG117980  Chorizanthe breweri M. Wetherwax, E. Painter 2000-5-15 SLO 113 San Luis Obispo WNW of Chorro Reservoir, above water treatment plant; Camp San Luis Obispo 180 Comment
  CAS-BOT-BC191476  Chorizanthe diffusa R. F. Hoover 1964-7-11 9181 San Luis Obispo 3 mi NW of Nipomo Comment
  CAS-BOT-BC191488  Chorizanthe diffusa K. Brandegee 85 San Luis Obispo Price Canon [canyon] Comment
  SBBG61704  Chorizanthe diffusa R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  UC55729  Chorizanthe diffusa Mrs. R. W. Summers 712 San Luis Obispo Comment
  OBI11227  Chorizanthe douglasii Robert F. Hoover 1948-5-2 7502 San Luis Obispo Between San Juan River and Carrizo Plain; W of Simmler Comment
  SBBG28596  Chorizanthe douglasii E. C. Twisselmann 1967-5-8 13011 San Luis Obispo N of Shell Crk 487 Comment
  SD236376  Chorizanthe douglasii G. K. Helmkamp, E. A. Helmkamp 2005-4-22 9401 San Luis Obispo Inner South Coast Ranges: Carrizo Highway at Mile- 32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek. 509 Comment
  UCD77544  Chorizanthe douglasii Robert E. Preston 1998-6-17 1139 San Luis Obispo 3 mi NW of La Panza Ranch, on W-facing slope, 0.15 mi E of Hwy 58 563 Comment
  OBI28916  Chorizanthe membranacea Melissa Luckow, Rhond Riggins 1982-5-14 866 San Luis Obispo Just N of Nick Ranch on the rd to Pine Mt Spring. S of Sycamore Cyn Comment
  RSA756706  Chorizanthe membranacea Barbara J. Ertter 1989-6-10 8564 San Luis Obispo E side Black Mt ca 20 air miles ENE of San Luis Obispo, 3 1/2 mi from Hwy 58 on rd to Navajo Campground; La Panza Range. 610 Comment
  SBBG1412  Chorizanthe obovata C. B. Hardham 1959-6-10 4803 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UC52597  Chorizanthe obovata Ida M. Blochman June 1893 San Luis Obispo Santa Maria Comment
  CAS-BOT-BC252716  Chorizanthe obovata R. F. Hoover 1947-5-24 7206 San Luis Obispo Lower Toro Creek N. of Pozo Comment
  CAS-BOT-BC252719  Chorizanthe obovata James L. Reveal; C. Rose Broome 1987-6-20 6498 San Luis Obispo Price Canyon, Shell Oil Company oil fields west of Price Canyon Road, 0.5 mile north of Ormonde Road and 1.2 mile south of Edna, about 3 airline miles north of Pismo Beach 91 Comment
  CAS-BOT-BC252748  Chorizanthe palmeri R. F. Hoover 1947-6-27 7279 San Luis Obispo First ridge west of Cerro Romeuldo Comment
  CAS-BOT-BC252754  Chorizanthe palmeri Mrs. R. W. Summers 1892-3-22 77 San Luis Obispo Lowest Eastern slope S.Luis Mt. Comment
  OBI11180  Chorizanthe staticoides Robert F. Hoover 1946-6-16 6153 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  RSA0027659  Chorizanthe uniaristata Greg Wilvert 2005-5-28 443 San Luis Obispo 2.7km ENE of Wells Ranch. 680 Comment
  UCD163556  Chorizanthe uniaristata CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 2000 -A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. Comment
  OBI82351  Chrysolepis chrysophylla David J. Keil, Matt Ritter, Jenn Yost, Brett Hall, et al. 2016-2-6 33442 San Luis Obispo Upper See Canyon 415 Comment
  OBI63036  Cichorium intybus D. R. Miller, Elizabeth Appel 2002-7-13 702 /758 San Luis Obispo PIne Mtn Region; N fork at Arroyo laguna, near hwy 1 Comment
  OBI54140  Cirsium fontinale var. obispoense David J. Keil, V. L. Holland 1987-1 San Luis Obispo Comment
  RSA0070630  Cirsium fontinale var. obispoense David J. Keil 1977-8-22 12520 San Luis Obispo Prefumo Canyon in San Luis Range. Comment
  UCSB39870  Cirsium fontinale var. obispoense Shaw, J. 1982-7-1 San Luis Obispo Along Perfumo Canyon Road 3 miles south of Los Osos Valley Road in San Luis Obispo 91 Comment
  CDA12202  Cirsium occidentale var. californicum G. F. Hrusa, D. Ragan 1993-5-21 11089 San Luis Obispo La Panza Range; approx. 4 km. beyond Stony Creek Camp. Comment
  OBI57649  Cirsium occidentale var. coulteri David J. Keil 1999-5-13 28338 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  OBI60916  Cirsium occidentale var. occidentale David J. Keil, with Malcolm G. McLeod and Deborah Hillyard 1992-5-29 23171 San Luis Obispo Highway 1 at Black Lake Canyon crossing Comment
  CDA1477  Cirsium occidentale var. venustum G. C. Fleischman 1947-7-3 s.n. San Luis Obispo Near Santa Margarita. 0 Comment
  CAS-BOT-BC280126  Cirsium occidentale var. venustum Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School Grounds Comment
  SBBG13862  Cirsium scariosum var. loncholepis E. R. Blakley, C. F. Smith 1958-8-2 2416 San Luis Obispo Dune Lakes, 4 mi S of Oceano Comment
  UCSB22159  Cirsium scariosum var. loncholepis Keefe, Joseph 1967-4-21 San Luis Obispo 1000 yards southwest of Oso Flaco Lake, northwest of Santa Maria 6 Comment
  JEPS27695  Cirsium vulgare Ernest C. Twisselmann 6350 San Luis Obispo Grant's Lake, e San Luis Obispo County, Western San Joaquin Valley Western San Joaquin Valley, Temblor Range, Grant's Lake 594 Comment
  SBBG109865  Cirsium vulgare C. B. Hardham 1958-9-22 3977 San Luis Obispo Cuesta Cypress forest Comment
  CAS-BOT-BC285855  Cirsium vulgare Ernest C. Twisselmann 1961-6-30 6350 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake, eastern San Luis Obispo County 594 Comment
  JEPS99300  Clarkia affinis C. B. Hardham 1959-5-6 4416 San Luis Obispo Nacimiento Lake, shores of Comment
  LA87800  Clarkia affinis H. Lewis; Carl Epling 1947-5-2 181 San Luis Obispo Santa Margarita--Pozo Rd, 9.8 mi E of rd to Creston Comment
  UC1072018  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 910 San Luis Obispo 7.5 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  POM160606  Clarkia bottae Lester Rowntree 1929-7-9 s.n. San Luis Obispo Santa Lucia Mountains Comment
  OBI70056  Clarkia bottae Bernard Miossi 1939-5-30 87 San Luis Obispo Hill 1 mi N of San Luis Obispo and 1 mi NE of hwy 101 Comment
  OBI31579  Clarkia cylindrica Joy Nishida 1982-5-22 390 San Luis Obispo American Cyn. 1.2 mi S of campground 506 Comment
  OBI70831  Clarkia cylindrica David J. Keil, with V. L. Holland 2009-4-28 30592 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  OBI12123  Clarkia cylindrica Robert F. Hoover 1946-6-2 6117 San Luis Obispo Rinconada Mine between Santa Margarita and Pozo Comment
  CAS-BOT-BC172055  Clarkia cylindrica subsp. cylindrica Alice Eastwood; John Thomas Howell 1938-6-13 5904 San Luis Obispo SW of Shandon on road to Creston Comment
  UC1226823  Clarkia cylindrica subsp. cylindrica P. J. Hurd and Stage 1962-6-9 62 -14 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  UC1927842  Clarkia davyi David Keil, Dave Hacker 2005-6-24 30393 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  SBBG118012  Clarkia epilobioides E. Painter, M. Wetherwax, K. Downing 2002-4-30 CR 236 San Luis Obispo Boundary Rd, S of Palisades of Nacimiento River, near 'turkey guzzler' exclosure; Camp Roberts 211 Comment
  OBI54480  Clarkia modesta Matthew Arterburn 1997-4-23 66 San Luis Obispo Ridge near Turkey Flat running N to S near Black Mtn La Panza Range Comment
  SBBG4975  Clarkia modesta C. B. Hardham 1958-5-7 3239 San Luis Obispo edge of Nacimiento Lake, Bee Rock Rd Comment
  OBI78325  Clarkia prostrata David J. Keil 1982-6-26 16209 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  RSA0059910  Clarkia prostrata Clare B. Hardham 1959-5-21 4624 San Luis Obispo Arroyo de la Cruz, Santa Lucia Mountains. Comment
  OBI27305  Clarkia purpurea subsp. quadrivulnera Robert L. Allen, Nancy E. Arnold 1981-5-20 339 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  OBI73479  Clarkia purpurea subsp. quadrivulnera David J. Keil, with Mike Mattina 2010-5-31 30792 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  UC1122409  Clarkia purpurea subsp. quadrivulnera H. C. Lee 1936-5-15 661 San Luis Obispo 3/4 mi e Loma Pelona; Nipomo Quadrangle Comment
  OBI31509  Clarkia purpurea subsp. quadrivulnera Joy Nishida 1982-6-16 465 San Luis Obispo Amer Cyn. 1.2 mi S of campground 512 Comment
  UC55894  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1882-4-21 315 San Luis Obispo Arroyo Grande Hills Comment
  CAS-BOT-BC165025  Clarkia rhomboidea Eben McMillan 1953-5-8 150 San Luis Obispo 2 mi. ne. of Cholame Comment
  CAS-BOT-BC165043  Clarkia rubicunda R. F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  UCR160924  Clarkia rubicunda George K. Helmkamp, E. A. Helmkamp 2005-6-7 9555 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-BC165249  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-3 4 San Luis Obispo Price Canyon, 1 mile south of Edna 60 Comment
  CAS-BOT-BC165250  Clarkia speciosa subsp. immaculata L. R. Abrams 1917-6-10 6520 San Luis Obispo Near Pismo Beach Comment
  JEPS43843  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-17 40 San Luis Obispo road between Atascadero and Morro (summit of grade) 350 Comment
  CAS-BOT-BC165352  Clarkia speciosa subsp. speciosa Julia McDonald 1925-7-19 s.n. San Luis Obispo Peabody place, San Luis Obispo Comment
  CAS-BOT-BC165380  Clarkia speciosa subsp. speciosa Ernest C. Twisselmann 1956-5-29 2865 San Luis Obispo La Panza Range. Vaquero Water Hills 499 Comment
  SD133955  Clarkia speciosa subsp. speciosa Barbara Ertter 1989-6-10 8562 San Luis Obispo East side Black Mountain ca 20 air miles ENE of San Luis Obispo, 3 1/2 miles from Highway 58 on road to Navajo Campground; dry granitic sand at edge of McGinnis Creek, base of chaparral hill. La Panza Range. 609 Comment
  CDA11576  Clarkia unguiculata G. F. Hrusa 1993-5-22 11127 San Luis Obispo Cuesta Ridge East; Approx. 1/2 mile SE of US 101 at Cuesta Pass. Comment
  CAS-BOT-BC165582  Clarkia unguiculata Ernest C. Twisselmann 1967-5-23 13108 San Luis Obispo Cottonwood Pass, eastern San Luis Obispo County 502 Comment
  OBI72510  Claytonia parviflora subsp. parviflora E. L. Painter & M. Wetherwax, M. Wetherwax 2003-3-18 CR- 405 San Luis Obispo Camp Roberts. Damp site under shrubs, on top of palisades above Nacimiento River, S of Boyscout Rd 286 Comment
  SEINET198602  Claytonia parviflora subsp. parviflora G. T. Nordstrom 1937-3-27 1018 San Luis Obispo 1.8 mi SW of Chimney Rock Adelaida 370 Comment
  CDA15173  Claytonia parviflora subsp. viridis G. F. Hrusa 1998-4-27 14281 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  OBI75492  Claytonia perfoliata Jenner Whitt 2003-4-14 39 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI69963  Claytonia rubra subsp. rubra D. R. Miller 2006-5-30 506 .833 San Luis Obispo Pine Mt Region. Along rd cut edge near brush line, Jim Rhoades property near rocky Butte lookout area, San Simeon crk drainage 900 Comment
  CAS-BOT-BC91471  Clematis lasiantha Geo. B. Grant 1903-5-1 s.n. San Luis Obispo Pasa Robles. Comment
  RSA212590  Clematis lasiantha E. C. Twisselmann 1969-4-24 15190 San Luis Obispo Santa Ysabel Ranch, E side of the Salinas River 5 miles S of Paso Robles. 229 Comment
  CAS-BOT-BC92706  Clematis ligusticifolia Ernest C. Twisselmann 1954-6-27 1406 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Horseshoe Canyon, central Temblor Mountains. 853 Comment
  OBI5605  Clinopodium douglasii Sharon Jochums 1974-5-19 197 San Luis Obispo On marine terr just S of Arroyo de la Cruz W of hwy 1 Comment
  OBI13505  Clinopodium douglasii Unknown 1960-5-16 s.n. San Luis Obispo Ocean Pines 15 Comment
  POM216194  Collinsia bartsiifolia var. bartsiifolia D. D. Keck 1933-5-5 2222 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe Comment
  OBI54479  Collinsia bartsiifolia var. davidsonii Matthew Arterburn 1997-4-23 65 San Luis Obispo Ridge near Turkey Flat running N to S, near Black Mtn La Panza Range Comment
  JEPS35089  Collinsia bartsiifolia var. davidsonii R. F. Hoover 1951-4-15 8042 San Luis Obispo Stoney Creek; tributary of Huasna R. Comment
  OBI49911  Collinsia bartsiifolia var. davidsonii David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12718 San Luis Obispo 29.5 mi SE of Calif Rte 58 along Soda Lake Rd Comment
  OBI27145  Collinsia heterophylla Thomas Burrows 1980-4-13 9 San Luis Obispo Reservoir Cyn 152 Comment
  OBI47485  Collinsia heterophylla David J. Keil, Art Webster 1984-4-29 18181 San Luis Obispo In cyn bottom of Lopez Wilderness Area Comment
  JEPS105751  Collinsia sparsiflora var. collina Clare B. Hardham 1961-3-17 6680 San Luis Obispo near Camp Natoma, Adelaida Comment
  RSA141068  Collomia heterophylla Clare B. Hardham 1960-5-5 5610 San Luis Obispo Pine Mountain. Santa Lucia Mountains 762 Comment
  CDA3341  Conicosia pugioniformis T. C. Fuller 1981-5-29 20372 San Luis Obispo West of the end of the road north of Oso Flaco Lake. 0 Comment
  UCR161012  Conicosia pugioniformis Mark S. Brunell, M. Okada 1993-7-25 s.n. San Luis Obispo Central Coast, Nipomo Dunes, 0.5 mi. west of Hwy 1, 0.6 mi north of Oso Flaco Lake Road 30 Comment
  OBI4408  Conicosia pugioniformis Robert J. Rodin 1970-9-10 8444 San Luis Obispo Near the Pacific Ocean in Pismo Beach State Park Comment
  OBI37391  Conium maculatum Eric Wise 1981-6-30 873 San Luis Obispo Mud Lake of Dune Lakes Comment
  UC578040  Conium maculatum B. Bolt 1936-6-5 759 San Luis Obispo 2 1/2 mi ne of Santa Margarita 289 Comment
  JEPS35086  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1964-8-14 9382 San Luis Obispo Oak Park District Comment
  SBBG107722  Cordylanthus rigidus subsp. rigidus C. B. Hardham 1956-9-16 1358 San Luis Obispo York Mtn, W of Templeton Comment
  CAS-BOT-BC287790  Coreopsis bigelovii R. F. Hoover 1967-4-20 10493 San Luis Obispo 4 miles E of Creston on La Panza Rd Comment
  UC1051671  Coreopsis gigantea Francia Chisaki, Peter Kamb 1950-5-13 1811 San Luis Obispo coastal sand dune area s Oso Flaco Lake (on the most seaward of the consolidated dunes) 15 Comment
  CAS-BOT-BC101473  Corethrogyne filaginifolia Roxana S. Ferris 1953-7-24 12695 San Luis Obispo Black Lake Canyon, ca 4 mi. SE of Oceano, just E of State Highway 1 & SPRR tracks Comment
  OBI2091  Corethrogyne filaginifolia Mrs. R. W. Summers 1882-1 s.n. San Luis Obispo Morro Bay Comment
  CAS-BOT-BC101432  Corethrogyne filaginifolia Clare B. Hardham 1982-8-28 25190 San Luis Obispo West Branch Huero Huero R. near Erickson Reservoir 426 Comment
  JEPS15876  Corethrogyne filaginifolia unknown 1919-7-30 229 San Luis Obispo Mono Comment
  OBI16651  Corethrogyne filaginifolia Robert F. Hoover 1966-10-8 10146 San Luis Obispo pass at SE end of Carrizo Plain Comment
  SBBG28718  Corethrogyne filaginifolia E. C. Twisselmann 1967-8-23 13562 San Luis Obispo Eben McMillan residence, Palo Prieto Cyn, SE of Cholame 701 Comment
  CDA17571  Corethrogyne filaginifolia var. robusta Austin Griffiths 1980-11-18 s.n. San Luis Obispo Pismo Dunes; ca. 1/3 way S. of Grover City Beach ramp towards Oceano ramp. Comment
  PASA1937  Cornus californica 1928-5-12 San Luis Obispo Woods near Cambria Comment
  CAS-BOT-BC287232  Cotula australis Clare B. Hardham 1958-2-13 2815 San Luis Obispo Santa Lucia Mts. Cemetary, Cambria Comment
  OBI16630  Cotula coronopifolia Aart C. DeVos 1963-4-23 82 San Luis Obispo Along water edge of reservoir N of Cal Poly airport Comment
  CAS-BOT-BC427923  Crassula aquatica Ernest C. Twisselmann 1969-5-19 15308 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road. 213 Comment
  OBI42391  Crassula connata David J. Keil 1986-4-8 19112 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI77985  Crassula connata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel and Richard Pimentel 1982-3-13 15724 San Luis Obispo Pennington Crk Bio Reserve, W of San luis Obispo Comment
  OBI65776  Crassula tillaea D. R. Miller 1998-4-24 498 /684 San Luis Obispo Pine Mt Region. Next to main rd at La Costa gate area Comment
  OBI17160  Crocanthemum scoparium F. Rush August1957 s.n. San Luis Obispo S. Morro Bay Comment
  SEINET9253091 Image available Croton californicus Robert J. Rodin 1956-5-29 6084 San Luis Obispo At South end of Morro Bay Comment
  OBI22949  Crypsis schoenoides David J. Keil 1979-10-27 13641 San Luis Obispo Estern end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  CAS-BOT-BC189420  Cryptantha circumscissa Ernest C. Twisselmann 1957-5-3 3465 San Luis Obispo Caliente Range, Padrone Spring Canyon 762 Comment
  JEPS34360  Cryptantha clevelandii Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8835 San Luis Obispo n of mouth of Hazard Canyon (at s end of Morro Bay); Morro Bay 30 Comment
  OBI27310  Cryptantha clevelandii var. clevelandii Robert L. Allen, Nancy E. Arnold 1981-5-3 255 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  OBI48251  Cryptantha clevelandii var. clevelandii David J. Keil 1989-5-3 21209 San Luis Obispo San Luis Obispo hillsides between Los Osos Valley rd and Prefumo Cyn rd accessed from end of Diablo Dr at site of proposed Irish Hills Golf course Comment
  CDA11502  Cryptantha clevelandii var. florosa G. F. Hrusa 1995-5-28 12282 San Luis Obispo Black Butte Research Natural Area. Immediately to SW of Peak 1 Radio Facility. Comment
  SBBG63993  Cryptantha clevelandii var. florosa M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG85611  Cryptantha clevelandii var. florosa C. F. Smith 1951-4-19 3039 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  OBI57018  Cryptantha corollata David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27501 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., 15 road miles NE of junction with Hwy 1. Hearst Ranch near Pine hut and Rocky Butte (35 deg. 42.164' N x 121 deg. 05.781' W). 853 Comment
  OBI78962  Cryptantha flaccida George Butterworth 2013-4-5 906 San Luis Obispo Syncline Hill 671 Comment
  SDSU22074  Cryptantha hispidissima Michael G. Simpson, David Keil, Matt Ritter, Jenn Yost, etc. 2017-5-11 4101 San Luis Obispo Ca. 50 feet north of dirt road, 0.9 mile north-northwest of Pine Mountain, ca. 1,500 feet along road west of junction with Rocky Butte Truck Trail, this junction ca. 2.6 miles west of Rocky Butte lookout. 893 Comment
  CDA15090  Cryptantha intermedia G. F. Hrusa 1998-3-26 14171 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Ridge betw. S side of Swain Pasture and Swain Wash approx. 5 mi. S of Panorama Rd inters. w/Soda Lake Rd. Comment
  OBI54455  Cryptantha intermedia Matthew Arterburn 1997-4-28 68 San Luis Obispo Fris Camp near Black Mtn, La Panza Range 701 Comment
  UC1063965  Cryptantha intermedia P. L. Johannsen 1937-4-23 1083 San Luis Obispo 2 mi sse Panorama Pt.; McKittrick Quad. 762 Comment
  UC615209  Cryptantha intermedia Beryl O. Schreiber 1934-4-1 1078 San Luis Obispo road to Santa Margarita from Pozo Comment
  UC1177905  Cryptantha leiocarpa Rimo Bacigalupi 1950-5-13 1802 A San Luis Obispo w of Oso Flaco sand dunes 15 Comment
  SFV3091  Cryptantha leiocarpa E. R. Blakley 1962-5-23 5135 San Luis Obispo Near the outlet at the west edge of Osa Flaco Lake. 15 Comment
  OBI32657  Cryptantha microstachys David J. Keil 1982-5-2 15898 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero rd with Calif Rte 58 and S on dirt rd Comment
  OBI20774  Cryptantha microstachys Robert F. Hoover 1947-4-20 6982 San Luis Obispo Near El Dorado School Comment
  CDA11529  Cryptantha muricata G. F. Hrusa 1995-5-29 12326 San Luis Obispo Cuesta Ridge West; Approx. 1.25 m. NW of US 101 on main ridge northwest of Cuesta Pass. Comment
  OBI69506  Cryptantha muricata David J. Keil 2008-6-6 30529 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  UCD163518  Cryptantha muricata var. muricata CNPS Melinda Elster; Sara Taylor 2015-5-14 CARR- 658 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, off of Soda Lake Road. 624 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
  SEINET10455964  Cryptantha nevadensis var. rigida Ira W. Clokey, Cleora B. Clokey 1937-4-13 Clokey 5823 San Luis Obispo Southeast corner San Luis Obispo Co. Brushy field. 800 Comment
  UCR247970  Cucurbita foetidissima David J. Keil 2012-7-18 31465 San Luis Obispo South base of Nipomo Mesa, west of Nipomo 48 Comment
  RSA535070  Cupressus sargentii D. A. Young, S. A. Junak, M. Carroll 1989-3-13 1844 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve Comment
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Jun 25 2015
  UCR1340  Cupressus sargentii Frank C. Vasek 1960-4-10 600410- 10 San Luis Obispo Central Coast, 0.2 mi. west of TV tower on dirt road leading west from Cuesta Summit, off Hwy 101 800 Comment
  CAS-BOT-BC80874  Cupressus sargentii C. B. Wolf 1934-11-3 6216 San Luis Obispo Santa Lucia Mts., N. side Cypress Mt., 3 mi. N.W. of Mora Bros. Ranch on Cambria-Paso Robles Road 822 Comment
  CAS-BOT-BC80885  Cupressus sargentii Alice Eastwood 1928-5-17 15114 San Luis Obispo above Chorro Cr. Comment
  SEINET3863411 Image available Cupressus sargentii Larry C. Higgins, N. Duane Atwood 1969-4-24 1824 San Luis Obispo Ca. 5 mi northeast of San Luis Obispo.; 0 Comment
  OBI33105  Cuscuta californica David J. Keil 1983-7-16 17402 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI59678  Cuscuta californica Larry Kelly, David J. Keil, V. L. Holland, and Lynne Dee Oyler 1990-4-12 387 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI72100  Cuscuta occidentalis Michael Walgren 2010-4-4 103 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 Creek to the N. Along a dirt rd cut on Chorizanthe palmeri Comment
  UCR4853  Cuscuta salina O. F. Clarke 1966-11-26 661126- 09 San Luis Obispo Central Coast, Morro Bay 6 Comment
  CAS-BOT-BC190319  Cynodon dactylon M. Wetherwax; E. L. Painter 2003-5-1 SLO- 329 San Luis Obispo Camp San Luis Obispo, just south of Chorro Creek Bog Thistle exclosure. 240 Comment
  POM98136  Cynoglossum grande P. A. Munz 1925-3-24 9219 San Luis Obispo Atascadero Creek. 457 Comment
  OBI64644  Cyperus David J. Keil, with Kathleen A. Keil 2002-7-27 29895 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  OBI79770  Cyperus esculentus David J. Keil 2012-7-18 31464 San Luis Obispo Division Road between Highway 1 and Nipomo 37 Comment
  UCD141065  Cyperus esculentus G. K. Helmkamp; E. A. Helmkamp 2000-9-1 5959 San Luis Obispo San Luis Obispo County: Los Osos: Martingale at Buckskin. 30 Comment
  CAS-BOT-BC67968  Cystopteris fragilis Clare B. Hardham 1957-4-18 1696 San Luis Obispo Santa Lucia Mountains - Small tributary of Santa Rita Creek about 4 miles west of Templeton Comment
  RSA180181  Dactylis glomerata Clare B. Hardham 1959-6-20 4826 San Luis Obispo Santa Lucia Mountains; Santa Rosa Creek, Cambria Comment
  RSA779035  Danthonia californica David J. Keil 2011-5-12 31012 San Luis Obispo San Luis Range. Irish Hills. Madona-Twisselmann Ranch, accessed from Prefumo Canyon Road 357 Comment
  UCR28980  Datisca glomerata David J. Keil 1981-6-20 14860 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  UC1125096  Datura wrightii G. T. Nordstrom 1937-6-24 1391 San Luis Obispo 2.7 mi sw Williams Ranch; Adelaida Quad. Comment
  OBI9198  Datura wrightii Neil Havlik 1968-4-4 191 San Luis Obispo 2 mi W of Pozo Summit on Pozo-La Panza Rd Comment
  OBI56325  Daucus carota David J. Keil 1998-9-16 28124 San Luis Obispo Intersection of Madonna Rd and Los Osos Valley rd at outskirts of San Luis Obispo Comment
  UC1321333  Deinandra corymbosa R. F. Hoover 1966-9-13 10002 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC299152  Deinandra corymbosa subsp. corymbosa H. M. Hall 1931-6-8 13148 San Luis Obispo Coast of northwest San Luis Obispo County 15 miles north of San Simeon Comment
  CAS-BOT-BC299180  Deinandra corymbosa subsp. corymbosa R. W. Summers 1888-8-24 s.n. San Luis Obispo Low valley near San Luis Obispo Comment
  SBBG133076  Deinandra fasciculata D. Keil, T. Teed, M. Uchida 2001-6-15 29578 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  UC1863822  Deinandra fasciculata Katharine Brandegee 1912-10-2 San Luis Obispo San Miguel near Paso Robles Comment
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Jan 1 2021
  OBI16160  Deinandra increscens subsp. increscens Robert F. Hoover 1969-9-15 11591 San Luis Obispo At mouth of Chorro Crk, Morro Bay Comment
  UC89070  Deinandra increscens subsp. increscens M. K. Curran 1885-1-1 San Luis Obispo at Arroyo Grande Arroyo Grande Comment
  CAS-BOT-BC299393  Deinandra increscens subsp. increscens H. M. Hall 1931-6-7 13138 San Luis Obispo Hills between San Luis Obispo and Port Harford Comment
  UC1321226  Deinandra lobbii R. F. Hoover 1966-9-12 9975 San Luis Obispo 6 mi s San Luis Obispo (along highway 101 at junction of See Canyon Rd, by roadside) Comment
  UC1792815  Deinandra paniculata G. K. Helmkamp, E. A. Helmkamp 2004-10-1 8826 San Luis Obispo Central Coast; Outer South Coast Range: 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek 170 Comment
  CAS-BOT-BC292052  Deinandra pentactis R. F. Hoover 1965-9-19 9592 San Luis Obispo 2 mi. e. of Santa Margarita Comment
  UC1069534  Deinandra pentactis W. A. Peterson 1937-5-3 788 San Luis Obispo 4 mi nnw of La Panza; La Panza Quadrangle Comment
  CAS-BOT-BC292074  Deinandra pentactis H. M. Hall 1931-8-7 13206 San Luis Obispo 2.2 miles west of Atascadero Comment
  CAS-BOT-BC292080  Deinandra pentactis Ernest C. Twisselmann 1962-10-10 7916 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains School 624 Comment
  OBI16121  Deinandra pentactis Robert F. Hoover 1946-9-15 6399 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  CAS-BOT-BC292111  Delairea odorata Ernest C. Twisselmann 1965-11-2 11711 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  UC1965429  Delairea odorata Brian Brown with Kambree Borzini 2011-11-5 2 San Luis Obispo 500 yards after the gate up poly Canyon Road on the north side of road. Comment
  OBI71596  Delphinium nudicaule D. R. Miller 1994-5-4 594 .306 San Luis Obispo Pine Mt Region. From main road edge, above S turn; Town Crk drainage 792 Comment
  UC573195  Delphinium parryi H. C. Lee 1937-5-14 945 San Luis Obispo 1 mi w Dry Creek School; Paso Robles Quadrangle 243 Comment
  UC9185  Delphinium parryi Ida M. Blochman May 1893 San Luis Obispo Santa Maria Comment
  OBI79439  Delphinium parryi David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31687 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
  UC55900  Delphinium parryi subsp. blochmaniae Mrs. R. W. Summers 1886-2-20 7 San Luis Obispo sand hills by the sea Oso Flaco Comment
  CAS-BOT-BC121367  Delphinium parryi subsp. eastwoodiae M. E. Jones 1882-5-5 3228 San Luis Obispo San Luis Obispo Comment
  OBI29302  Delphinium parryi subsp. eastwoodiae Lou Morton 1981-5-17 San Luis Obispo Laguna Lake Park Comment
  UC56066  Delphinium parryi subsp. eastwoodiae J. H. Barber May 1899 San Luis Obispo near Morro Comment
  OBI54422  Delphinium parryi subsp. parryi Matthew Arterburn 1997-4-8 31 San Luis Obispo 1.3 mi on Red Hill Rd off hwy 58 610 Comment
  OBI56769  Delphinium parryi subsp. parryi David J. Keil 1986-4-13 19170 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  UC1031434  Delphinium parryi subsp. parryi Shogo Yamaguchi 1944-4-1 San Luis Obispo Camp Roberts Comment
  RSA585840  Delphinium parryi subsp. seditiosum M. D. Proctor, E. A. Young 1993-4-11 s.n. San Luis Obispo 5km S of Twin Bridges Comment
  OBI19903  Delphinium recurvatum Walter F. Chesbro 1978-5-6 121 San Luis Obispo N of Soda Lake Rd, 19 mi E of Soda Lake Comment
  CAS-BOT-BC7883  Delphinium variegatum Clare B. Hardham 1960-5-3 5597 San Luis Obispo Willow Creek, Elmer Cherry Ranch, Santa Lucia Mountains Comment
  UC524045  Dendromecon rigida Ira L. Wiggins 1932-3-24 5848 San Luis Obispo roadsides and hills near Adelaide (w of Paso Robles) Comment
  OBI11825  Dendromecon rigida Aart C. De Vos 1963-4-20 69 San Luis Obispo Cuesta Ridge near crest Comment
  SBBG37060  Deschampsia cespitosa subsp. holciformis D. Keil 1982-6-26 16213 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  RSA770023  Deschampsia danthonioides David J. Keil, Jason Dart, Meg Perry 2010-4-27 30737 San Luis Obispo Carrizo Plain southwest of Carissa Plains Elementary School, south of Highway 58 615 Comment
  RSA492383  Deschampsia danthonioides P. Reisentz 1979-4-14 s.n. San Luis Obispo North end of Soda Lake, 14 miles southeast on Soda Lake Road from California Valley Road. Comment
  CAS-BOT-BC201845  Deschampsia elongata Clare B. Hardham 1961-5-18 7091 San Luis Obispo Ocean View Mine, North of Cambria Comment
  CAS-BOT-BC43217  Descurainia pinnata subsp. brachycarpa R. F. Hoover 1967-4-9 10391 San Luis Obispo Carrizo Plain south of Soda Lake. Comment
  UC564110  Descurainia pinnata subsp. menziesii Roxana S. Ferris 1935-3-29 9083 San Luis Obispo 7 mi e Pozo (on the Santa Maria-McKittrick Road) Comment
  CAS-BOT-BC209245  Dichanthelium acuminatum subsp. acuminatum R. F. Hoover 1966-9-13 10012 San Luis Obispo Cambria Comment
  SEINET3929537  Dichelostemma capitatum David Keil 1987-5-6 20137 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  SBBG104783  Dichelostemma capitatum subsp. capitatum M. D. Proctor, E. A. Young 1993-3-20 ROB 28 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SEINET748992  Dichelostemma capitatum subsp. pauciflorum D. J. Pinkava, T Reeves 1974-3-21 11902 San Luis Obispo Johnson Ave; San Luis Obispo Comment
  CDA26386  Dichondra micrantha David J. Keil Oct 2001 s.n. San Luis Obispo 940 Del Rio Avenue, San Luis Obispo. 0 Comment
  SBBG104891  Diplacus aurantiacus D. A. Young, F. L. Johnson 1992-6-18 ROB 84 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  CHSC53645  Diplacus fremontii L. P. Janeway; Jean Witzman 1988-4-30 2657 San Luis Obispo Upper reaches of eastern branches of Huerhuero Cr; ca 2 1/2 mi E of Creston. 426 Comment
  CAS-BOT-BC153166  Diplacus fremontii Clare B. Hardham 1956-5-31 821 San Luis Obispo Adelaida Rd. Comment
  CAS-BOT-BC153169  Diplacus fremontii Clare B. Hardham 1960-5-5 5615 San Luis Obispo Pine Mt. Comment
  OBI75070  Diplacus fremontii Jenner Whitt 2003-4-21 74 San Luis Obispo Hwy 58 1 mi E of jctn 229. 400 Comment
  CAS-BOT-BC150560  Diplacus linearis R. S. Woglum 1938-5-14 1670 San Luis Obispo Jolon to San Simeon, along Nacimiento River, north San Luis Obispo County Comment
  OBI43365  Distichlis spicata Eric Wise 1981-6-27 785 San Luis Obispo Cuyama river, Pine cyn forest Service stn Comment
  RSA530780  Dithyrea maritima E. A. Purer 1932-8-27 s.n. San Luis Obispo N of Guadalupe. Comment
  POM203691  Dodecatheon clevelandii subsp. insulare I. L. Wiggins 1932-3-24 5845 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles. Comment
  UC573212  Dodecatheon clevelandii subsp. insulare G. T. Nordstrom 1937-3-16 1001 San Luis Obispo 2.8 mi s Chimney Rock; Adelaida Quadrangle 533 Comment
  RSA8377  Dodecatheon clevelandii subsp. insulare Dorothy Wiggins 1932-3-21 5826 San Luis Obispo Heavy soil on Carisa Plains 7 mi. W. of Simler. Comment
  OBI20957  Downingia cuspidata Robert F. Hoover 1958-5-12 8474 San Luis Obispo 1 mi N of Creston on rd toward Shandon Comment
  OBI57347  Downingia cuspidata David J. Keil 1998-5-6 27076 San Luis Obispo 1 mi N of Hwy 46 along Buena Vista Dr. Comment
  CAS-BOT-BC159527  Drymocallis glandulosa var. glandulosa Alice Eastwood 1926-5-3 13792 San Luis Obispo Avila Comment
  CDA12517  Dryopteris arguta J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East Comment
  OBI64844  Dudleya abramsii subsp. bettinae David J. Keil 2001-5-3 29408 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus Comment
  CAS-BOT-BC109575  Dudleya blochmaniae subsp. blochmaniae Alice Eastwood; John Thomas Howell 1936-5-7 2288 San Luis Obispo Near Cayucos. Comment
  SEINET6911854  Dudleya caespitosa J. L. Crane, J. D. Schoknecht 1988-8-19 163 San Luis Obispo Coastal Highway 1, north of San Simeon. Comment
  OBI32375  Dudleya lanceolata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16063 San Luis Obispo Rd to top of Cypress mtn from Warrens' Cabin Comment
  OBI35285  Dudleya lanceolata Melody Dickens 1980-7-4 40 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  CAS-BOT-BC414806  Dudleya lanceolata Alice Eastwood 1906-6-13 850 San Luis Obispo Hard-pan on road to Casenailia Comment
  CAS-BOT-BC414969  Dudleya lanceolata R. F. Hoover 1947-6-26 7276 San Luis Obispo Poly Canyon (Brizzolara Creek Canyon of U.S.G.S. map) Comment
  OBI15255  Dudleya lanceolata Robert F. Hoover 1969-7-17 11472 San Luis Obispo Santa Lucia Range. Just W of Cuesta Pass summit Comment
  UC56372  Dudleya lanceolata Mrs. R. W. Summers San Luis Obispo Comment
  OBI33097  Dysphania multifida David J. Keil 1983-7-18 17407 San Luis Obispo Baywood park business district Comment
  OBI66214  Echinochloa crus-galli David J. Keil 1998-10-9 28160 San Luis Obispo Along California Highway 33 s of junction with Ccalfornia Highway 166, ca. 0.7 miles n of Santa Barbara Co. line in Cuyama River Valley area. Comment
  OBI80720  Echinochloa crus-galli David J. Keil 1992-10-19 23837 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  UCR122126  Echium candicans George K. Helmkamp, E. A. Helmkamp 2002-4-19 7629 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI56674  Eclipta prostrata David J. Keil 1998-9-4 28102 San Luis Obispo Salinas River at Hwy 41 bridge in Atascadero. Comment
  OBI37136  Elatine californica Eric Wise 1983-6-30 1720 b San Luis Obispo Santa Margarita Lake: man-made reservoir in Salinas River chnl Comment
  OBI35140  Eleocharis coloradoensis Eric Wise 1983-9-23 1794 San Luis Obispo N shore of Laguna Lake Comment
  OBI35184  Eleocharis macrostachya Eric Wise 1983-8-10 1731 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Little Morro Crk, Morro Bay Comment
  OBI48034  Eleocharis macrostachya David J. Keil 1981-5-16 14657 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UC771689  Eleocharis parishii R. F. Hoover 1946-9-14 6381 San Luis Obispo near Santa Margarita (Trout Creek) Comment
  OBI35123  Eleocharis parishii Eric Wise 1981-6-7 452 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI59096  Eleusine tristachya David J. Keil 1998-6-5 27602 San Luis Obispo 3.5 miles E of junction Hwy 229 on Hwy 58. Comment
  HSC91851  Elymus condensatus Susan H. Bicknell 1989-8-6 San Luis Obispo Montana de Oro State Park Comment
  OBI21761  Elymus glaucus Robert F. Hoover 1964-6-7 8994 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI31079  Elymus glaucus Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI79700  Elymus glaucus David J. Keil, with V. L. Holland 2013-6-12 31807 San Luis Obispo Templeton. 830 Templeton Road. Comment
  CAS-BOT-BC203666  Elymus glaucus subsp. glaucus Ira L. Wiggins 1929-4-16 3637 San Luis Obispo Hillside near Old Creek, 6 miles N. of Moro Comment
  OBI81139  Elymus hispidus L. Althouse, J. Tilligkeit 2015-10-12 s.n. San Luis Obispo In the vicinity of Templeton: just north of Las Tablas Rd 254 Comment
  SBBG104861  Elymus multisetus F. L. Johnson, E. A. Young 1993-5-25 ROB 602 San Luis Obispo ca. 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  CAS-BOT-BC228690  Elymus multisetus Clare B. Hardham 1957-5-30 2077 San Luis Obispo Santa Lucia Mountains. Klau Mine Comment
  RSA659432  Elymus stebbinsii David J. Keil 1979-7-1 13140 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  UCR252054  Elymus triticoides Dan S. Cooper 2013-8-7 813- 69 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  OBI21786  Elymus triticoides Craig Woods 1978-5-23 54 San Luis Obispo W side of Carrizo Plain about midway between hwy 58 and Soda Lake San Diego Cr rd, and along Sim. soda lake san diego cr rd Comment
  OBI79271  Emex spinosa Peggy Phillips, Tim and Kim McCurdy 2006-4-21 406 -824 San Luis Obispo Comment
  OBI66197  Emmenanthe penduliflora D. R. Miller 1994-6-2 694 -406 San Luis Obispo Pine mt Region. Along rd cut up Rocky Butte cut off rd; San Simeon crk drainage 914 Comment
  UC485513  Encelia actoni Katharine Brandegee 1911-6-4 San Luis Obispo Oceano Comment
  UCD40588  Encelia californica Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-27 1553 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
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Nov 17 2009
  SBBG95294  Ephedra californica D. Keil, R. Riggins 1986-4-26 19274 San Luis Obispo 0.9 mi NE of jct of Elkhorn Rd on Crocker Grade Rd 822 Comment
  CAS-BOT-BC81665  Ephedra californica R. F. Hoover 1950-4-12 7796 San Luis Obispo Panorama Hills near base of Crocker Grade Comment
  RSA301969  Ephedra californica Jim Shevock 1971-2-24 681 San Luis Obispo Highway 166 518 Comment
  UCR119349  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2000-9-2 5976 San Luis Obispo Irish Hills, See Canyon (S portion), c. 1.8 mi north of San Luis Bay Drive (N of Avila Beach) 91 Comment
  OBI72404  Epilobium brachycarpum E. L. Painter & M. Wetherwax, M. Wetherwax 2002-9-4 CR- 364 San Luis Obispo Camp Roberts. Near E Perimeter Rd, N of SatCom, S of intersection with Bee Rock rd 217 Comment
  OBI58321  Epilobium campestre David J. Keil 1998-8-19 27987 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). 585 Comment
  OBI65191  Epilobium canum subsp. canum Greg Wilvert 2005-6-29 494 San Luis Obispo SE Half of Caliente Range. Semper Spring 888 Comment
  RSA513  Epilobium canum subsp. canum E. R. Johnson 1928-8-21 1102 San Luis Obispo Cuesta Pass. 457 Comment
  CAS-BOT-BC166411  Epilobium canum subsp. canum Clare B. Hardham 1956-11-7 1509 San Luis Obispo Cypress Mt. Comment
  CAS-BOT-BC166423  Epilobium canum subsp. canum R. F. Hoover 1966-10-7 10115 San Luis Obispo Cuyama Highway (State 166) between Suey Creek and Huasna River Comment
  OBI12054  Epilobium ciliatum Robert F. Hoover 1947-4-18 6963 San Luis Obispo Near Piedras Blancas Point Comment
  OBI12045  Epilobium ciliatum Robert F. Hoover 1965-9-27 9654 San Luis Obispo Lower end of Laguna, San Luis Obispo Comment
  CAS-BOT-BC57449  Equisetum laevigatum R. F. Hoover 1947-4-27 7111 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  OBI23365  Equisetum laevigatum David J. Keil 1979-5-26 13094 San Luis Obispo South of San Luis Obispo just S. of jctn. S. Higuera and U.S. 101 and East along ridgeline. Comment
  OBI59092  Eragrostis mexicana David J. Keil 1998-6-5 27601 San Luis Obispo 3.5 miles E of junction Hwy 229 on Hwy 58. Comment
  CAS-BOT-BC204600  Eragrostis mexicana subsp. virescens R. F. Hoover 1966-9-16 10063 San Luis Obispo 2 mi. s. of Creston Comment
  UCD116230  Eremalche parryi K. Esau 1935-5-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI12389  Eremalche parryi subsp. kernensis Robert F. Hoover 1967-4-16 10470 San Luis Obispo CAnyon in Temblor range near N end of Elkhorn Plain Comment
  OBI12398  Eremalche parryi subsp. kernensis Robert F. Hoover 1952-4-20 8134 San Luis Obispo Temblor Range near N end of Elkhorn Plain Comment
  SBBG124120  Eremalche parryi subsp. kernensis D. Wilken with E. Painter, P. De Vries 2011-3-30 17930 San Luis Obispo S side of volcanic dome, ca. 20 m below summit, ca. 3 km E of Washburn Ranch, 0.2-0.3 km W of Soda Lake Rd 192 Comment
  OBI12397  Eremalche parryi subsp. kernensis Robert F. Hoover 1969-4-15 11246 San Luis Obispo 5 mi N of Lost Hills Comment
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Oct 22 2012
  SBBG104761  Eremalche parryi subsp. parryi F. L. Johnson, E. A. Young 1993-5-23 ROB 500 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1023824  Eriastrum calocyanum R. F. Hoover 1946-6-16 6162 San Luis Obispo La Panza district. Comment
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Nov 25 2017
  SEINET2444512  Eriastrum densifolium David Keil, V. L. Holland; Lynne Dee Oyler 1991-9-5 22591 San Luis Obispo Dunes south of Oso Flack Lake. Comment
  UCR65371  Eriastrum hooveri David J. Keil, R. Riggins, Kathryn Bay 1986-4-26 19278 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade on Elkhorn Road 701 Comment
  SBBG95661  Eriastrum luteum D. Keil 1986-5-28 19608 San Luis Obispo ca. 0.25 to 0.5 mi W from jct with Parkhill Rd along Las Pilitas Rd Comment
  OBI11550  Eriastrum luteum Rimo Bacigalupi, R. S. Ferris & G. T. Robbins 1955-5-25 5235 San Luis Obispo Parkhill Rd, 5.7 mi E of Santa Margarita 366 Comment
  RSA0120845  Eriastrum pluriflorum subsp. pluriflorum Clare B. Hardham 1963-6-20 10845 San Luis Obispo Freeborn Mt. Comment
  OBI28731  Ericameria arborescens David J. Keil 1980-9-18 14219 San Luis Obispo Along US 101 .8 mi NW of Cuesta Summit Comment
  UCR13855  Ericameria ericoides George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  OBI53902  Ericameria ericoides Arthur W. Hazebrook 1992-11-14 169 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trail adjacent to riparian corridor Comment
  UC1285352  Ericameria ericoides R. F. Hoover 1946-8-26 6353 San Luis Obispo near Sunnyside School; Osos Valley Comment
  CAS-BOT-BC292325  Ericameria linearifolia R. C. Wenk 2007-4-7 586 San Luis Obispo Along Highway 58 going W from Carrizo Plain, about 6 miles W of Pozo Rd turnoff 533 Comment
  SBBG81251  Ericameria palmeri var. pachylepis C. F. Smith 1974-10-4 10774 San Luis Obispo St Hwy 166, near Alamo Crk Comment
  LA211631  Erigeron blochmaniae Mark A. Elvin; Jason Storlie 2014-10-10 7705 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes; "Snakebite" North of "3-Pond Valley," no standing water present, 650 meters from South boundary of the Refuge. 18.0 Comment
  OBI80064  Erigeron foliosus David J. Keil 2000-6-24 28820 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  CAS-BOT-BC308741  Erigeron foliosus var. foliosus Ernest C. Twisselmann 1954-6-17 1376 San Luis Obispo Palo Prieta Canyon 4 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 487 Comment
  OBI56595  Erigeron foliosus var. foliosus David J. Keil 1998-8-24 28025 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  CAS-BOT-BC300051  Erigeron philadelphicus R. F. Hoover 1947-4-13 6927 San Luis Obispo Osos [Los Osos] Valley Comment
  POM30202  Erigeron philadelphicus Marcus E. Jones 1882-5-9 3246 San Luis Obispo San Luis Obispo. Comment
  OBI77712  Erigeron philadelphicus Danielle DeRome 1995-4-1 419522 San Luis Obispo In a rivulet in Poly Cyn above the Peterson ranch house on a SW facing bank above Brizzolara Crk Comment
  OBI25996  Erigeron sanctarum David J. Keil 1981-5-16 14604 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  CAS-BOT-BC376118  Eriodictyon altissimum Marck Menke; David Keil 2002-3-26 130 San Luis Obispo Less than 1 km. west of Indian Knob summit Comment
  UCR160392  Eriodictyon tomentosum George K. Helmkamp, E. A. Helmkamp 2005-6-9 9617 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
  SBBG112486  Eriodictyon tomentosum C. Bornstein, B. Collins 1994-4-23 San Luis Obispo Huerhuero Rd, 2.5 mi S of Hwy 58 495 Comment
  UCD119312  Eriodictyon traskiae G. F. Hrusa 1995-5-28 12224 San Luis Obispo San Luis Obispo County: On WNW flank of Peak 2 approx. 1/2 way to summit, on slope facing SW. 600 Comment
  CAS-BOT-BC248564  Eriogonum angulosum Clare B. Hardham 1959-7-2 4981 San Luis Obispo Santa Lucia Mountains. Bee Rock Comment
  UC1296092  Eriogonum angulosum R. F. Hoover 1949-5-29 7728 San Luis Obispo Cottonwood Pass, w side Cottonwood Pass Comment
  OBI11155  Eriogonum angulosum Robert F. Hoover 1949-5-15 7695 San Luis Obispo 14 mi E of Creston on La Panza Rd Comment
  OBI11144  Eriogonum baileyi Robert F. Hoover 1966-10-1 10101 San Luis Obispo upper Arroyo Grande at confluence of Phoenix Crk Comment
  CAS-BOT-BC241670  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1954-7-17 1434 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: 3 miles south of Cholame 487 Comment
  SEINET6332081  Eriogonum cithariforme var. agninum David Keil, M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20703 San Luis Obispo N of San Simeon along system of ridges and canyons just north of Arroyo de la Cruz Comment
  OBI78412  Eriogonum cithariforme var. agninum David J. Keil, with Rhonda Riggins 2003-4-23 30137 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. Vicinity of 35.10098 deg. N x 119.83444 deg. W 1280 Comment
  CAS-BOT-BC242507  Eriogonum clavatum Robert E. Preston 1998-6-17 1144 San Luis Obispo Carrizo Plain, E side of Soda Lake, along Simmler-Soda Lake Rd, ca. 3 mi S of its jct with Elkhorn Rd; TRS Comment
  UCD99931  Eriogonum elegans Ernest C. Twisselmann 1954-7-17 1434 San Luis Obispo San Luis Obispo County: Palo Prieta Canyon, 3 miles south of Cholame. 487 Comment
  UC85877  Eriogonum elegans A. Norton Aug. 1891 San Luis Obispo bed of <river> Salinas <River> (near boundary line of San Luis Obispo and Monterey counties); Salinas River, near boundary of Monterey & San Luis Obispo Co. Comment
  CAS-BOT-BC249814  Eriogonum elongatum var. elongatum Chester Dudley 1926-11-1 s.n. San Luis Obispo Near Paso Robles Comment
  OBI11122  Eriogonum elongatum var. elongatum Robert F. Hoover 1946-9-15 6414 San Luis Obispo West edge of Carrizo Plain, w of Simmler Comment
  OBI11109  Eriogonum fasciculatum var. foliolosum Robert F. Hoover 1965-6-17 9436 San Luis Obispo Santa Lucia Range. Ridge NW of cuesta Pass Comment
  SBBG104572  Eriogonum fasciculatum var. foliolosum F. L. Johnson, E. A. Young 1993-5-23 ROB 516 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1032060  Eriogonum fasciculatum var. foliolosum B. Bolt 1936-4-22 685 San Luis Obispo 1 1/4 mi s Atascadero; San Luis Obispo Quadrangle Comment
  RSA216864  Eriogonum fasciculatum var. foliolosum Robert F. Hoover 1966-10-7 10114 San Luis Obispo Cuyama highway (State 166) between Suey Creek and Huasna River. Comment
  CAS-BOT-BC250285  Eriogonum giganteum Ernest C. Twisselmann 1960-8-22 5989 San Luis Obispo Natural garden, Twisselmann Ranch, eastern San Luis Obispo County Comment
  UC1735809  Eriogonum gossypinum Dean W. Taylor 1988-3-12 9377 San Luis Obispo Temblor Range. west base of Crocker Grade, near the junction of Crocker Canyon Road and the Elkhorn Plain Road. 731 Comment
  OBI11085  Eriogonum gossypinum Robert F. Hoover 1966-3-30 9771 San Luis Obispo Panorama Hills near W base of Crocker Grade Comment
  UC535077  Eriogonum gracile Susan Stokes 1932-8-29 11 San Luis Obispo Atascadero Comment
  UC1927957  Eriogonum gracile David Keil 2002-9-12 29925 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road Comment
  OBI11050  Eriogonum gracile var. gracile Robert F. Hoover 1949-5-15 7696 San Luis Obispo 14 mi E of Creston on La Panza Rd Comment
  UC1296099  Eriogonum heermannii var. heermannii R. F. Hoover 1952-5-24 8218 San Luis Obispo just w of highest peak, Caliente Mt. Caliente Mt. Comment
  CAS-BOT-BC261425  Eriogonum nudum var. indictum R. F. Hoover 1969-9-19 11594 San Luis Obispo Palo Prieto Canyon Comment
  CAS-BOT-BC271980  Eriogonum nudum var. pubiflorum R. F. Hoover 1946-9-15 6408 San Luis Obispo La Panza District Comment
  CAS-BOT-BC271995  Eriogonum nudum var. pubiflorum R. L. Langston 1964-9-11 465 San Luis Obispo 8 mi. w. of Simmler Comment
  OBI72214  Eriogonum nudum var. pubiflorum E. L. Painter & M. Wetherwax, M. Wetherwax 2000-8-18 CR- 115 San Luis Obispo Camp Roberts. Near N side of Nacimiento River, above [SW of] Twin bridges 206 Comment
  OBI78416  Eriogonum ordii Robert F. Hoover 1967-3-27 10283 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  JEPS56552  Eriogonum parvifolium Miss R. R. Reed 1916-10-11 San Luis Obispo San Luis Obispo Comment
  UC1032233  Eriogonum parvifolium B. Bolt 1936-1-14 543 San Luis Obispo 3/4 mi se mouth of Osos Creek; Cayucos Quadrangle Comment
  UC1349007  Eriogonum parvifolium Robert F. Thorne and P. C. Everett 1962-10-3 31417 San Luis Obispo dunes near Oso Flaco Lake 4 Comment
  CAS-BOT-BC257886  Eriogonum parvifolium Mrs. R. W. Summers 1873-4-1 s.n. San Luis Obispo San Luis Obispo Mt. Comment
  CAS-BOT-BC257889  Eriogonum parvifolium Winfield 1974-8-28 1159 San Luis Obispo Tank Farm - PGE; Morro Bay 182 Comment
  RSA0056200  Eriogonum parvifolium Keith E. Hoffmaster 1935-7-1 672 San Luis Obispo 6 mi. So. Arroyo Grande. Comment
  SD12567  Eriogonum parvifolium var. parvifolium Edith A. Purer 1933-7-20 5077 San Luis Obispo Sand dunes, northwest of Guadalupe Comment
  OBI33937  Eriogonum roseum David J. Keil 1983-10-21 17991 San Luis Obispo Just S of Creston along Hwy 229 on Lasma property Comment
  SBBG47384  Eriogonum roseum J. Copeland 1973-9-8 1015 San Luis Obispo 3.9 mi S of jct of St Hwys 41 and 229 Comment
  OBI75175  Eriogonum saxatile David J. Keil, with Matt Ritter, Ken Haggard, et al. 2011-3-22 30985 San Luis Obispo Upper eastern slope of Santa Lucia Mountains. Tributary of Tassajara Canyon north of San Luis Obispo. Comment
  OBI11126  Eriogonum temblorense Robert F. Hoover 1949-5-29 7733 San Luis Obispo Cottonwood Pass, W side Comment
  CAS-BOT-BC264907  Eriogonum viridescens Eben McMillan 1952-6-9 158 San Luis Obispo Eight miles south of Soda Lake, Carissa Plains Comment
  OBI10930  Eriogonum viridescens Robert F. Hoover 1946-9-14 6376 San Luis Obispo Santa Margarita Comment
  UC1296110  Eriogonum viridescens R. F. Hoover 1949-5-29 7729 San Luis Obispo w side Cottonwood Pass Cottonwood Pass Comment
  CAS-BOT-BC304103  Eriophyllum confertiflorum Ira L. Wiggins 1929-5-21 3683 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  SBBG114939  Eriophyllum confertiflorum var. confertiflorum D. Wilken with E. Painter, T. Slotta 2002-5-28 15905 San Luis Obispo first ridge E of Lopez Lake, N of Arroyo Grande Crk, ca. 1 linear km WNW of mouth of Potrero Crk (near 35.19264 N, 120.44378 W) 280 Comment
  CAS-BOT-BC301816  Eriophyllum multicaule R. F. Hoover 1947-4-13 6925 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC301833  Eriophyllum multicaule D. E. Breedlove 1963-3-21 4272 San Luis Obispo On bluff overlooking Santa Maria River, 2 miles west of Nipomo Comment
  SD120849  Eriophyllum multicaule Dale E. Johnson, J. E. Eckenwalder 1975-3-16 163 San Luis Obispo West edge of Nipomo Mesa; 4.8 km southwest of Nipomo. Comment
  RSA0020950  Eriophyllum pringlei Greg Wilvert 2005-4-2 108 San Luis Obispo Southeast half of the Caliente Range: 4 km W of Caliente Mtn. 1235 Comment
  OBI14111  Erodium botrys F. Rush May-56 90 San Luis Obispo Mt. SLO Comment
  OBI67812  Erodium botrys M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-7 CR- 3 San Luis Obispo Camp Roberts. Near jctn of San Antonio Rd and abandoned part of Bee Rock Rd (across impact area), near SW gate of impact area 200 Comment
  RSA586580  Erodium botrys M. D. Proctor, E. A. Young, G. R. Proctor ROB- 205 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  OBI47128  Erodium moschatum Lynne Dee Oyler 1986-3-21 368 San Luis Obispo Agua Escondido, USFS blue oak study area, NE of Arroyo Grande Comment
  OBI83062  Erodium moschatum David J. Keil, Travis Belt and Barrett Holland 2016-3-10 33565 San Luis Obispo Southern Foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 1 15 Comment
  CAS-BOT-BC41448  Eruca vesicaria subsp. sativa Ernest C. Twisselmann 1954-4-12 1046 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Road at Cholame Creek Bridge. 426 Comment
  OBI62712  Eryngium armatum Jason Dart 2003-5-29 126 San Luis Obispo Monterey pine forest off Cambria Pines Rd, Cambria. Comment
  RSA601878  Eryngium armatum L. C. Wheeler 1964-6-22 8504 San Luis Obispo Piedras Blancas Comment
  SBBG27240  Eryngium vaseyi R. S. Ferris 1939-6-6 9769 San Luis Obispo Salinas River 0.5 mi N of Templeton-Creston rd Comment
  RSA0019334  Erysimum capitatum Greg Wilvert 2005-4-2 104 San Luis Obispo Southeast half of the Caliente Range: 1.2 km SW of Wells Spring. 1036 Comment
  CAS-BOT-BC54457  Erysimum capitatum Alice Eastwood; John Thomas Howell 1938-6-13 5901 San Luis Obispo Near Cholame. Comment
  CAS-BOT-BC54464  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9460 San Luis Obispo Between La Panza and Simmler on State Highway #178. Comment
  CAS-BOT-BC54470  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-5-8 833 San Luis Obispo Near Shandon. 365 Comment
  OBI15040  Erysimum capitatum var. capitatum Robert F. Hoover 1967-4-16 10466 San Luis Obispo Elkhorn Hills Comment
  OBI72323  Erysimum capitatum var. capitatum Anthony Baniaga, Theo Fitanides 2010-5-16 204 San Luis Obispo Tierra Redonda Mtn BLM ACEC 563 Comment
  UCR163639  Erysimum capitatum var. capitatum George K. Helmkamp, E. A. Helmkamp 2005-3-25 9225 San Luis Obispo Outer South Coast Ranges, upper Lopez Canyon; 2.2 mi north of Hi Mountain Road along Upper Lopez Canyon Road 317 Comment
  RSA102106  Erysimum capitatum var. capitatum G. B. Rossbach, Ruth P. Rossbach 1938-5-8 832 San Luis Obispo On slope by Atascadero Oil Station, near Creston. 305 Comment
  RSA355813  Erysimum capitatum var. lompocense R. F. Thorne 1968-6-7 37753 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  CAS-BOT-BC55233  Erysimum suffrutescens Alice Eastwood; John Thomas Howell 1937-4-23 3877 San Luis Obispo Nipomo Mesa. Comment
  SBBG55807  Erysimum suffrutescens L. R. Bevier 1983-5-28 46 San Luis Obispo 0.25 mi NW of Oso Flaco Lake Rd end 18 Comment
  UC1126644  Erysimum suffrutescens H. S. Yates 1936-3-23 5371 San Luis Obispo s Morro Bay; Cayucos Quadrangle 15 Comment
  UCR15951  Erysimum suffrutescens Steve Boyd 1978-5-20 780520- 01 San Luis Obispo Central Coast, near Oso Flaco Lake Comment
  OBI74637  Eschscholzia caespitosa David J. Keil 1987-5-6 20117 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  UC1296226  Eschscholzia caespitosa R. F. Hoover 1949-4-6 7584 San Luis Obispo Poly Canyon Comment
  OBI56981  Eschscholzia caespitosa Steven A. Junak 1990-4-26 4208 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4mi S of Tassajera crk rd at S end of dirt rd on Ames property, which is 1.8 mi W of intersection with hwy 101 518 Comment
  OBI3896  Eschscholzia californica Elizabeth Rudd 1971-5-23 267 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  SBBG95351  Eschscholzia californica C. Zeeb 1984-1-28 18 San Luis Obispo Los Osos (Morro Bay Kangaroo Rat reserve) Comment
  SD50992  Eschscholzia californica Darley F. Howe 1960-4-10 2856 San Luis Obispo South of Morro Bay. Comment
  UCR161685  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2005-2-24 8964 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  OBI36132  Eschscholzia californica Walter F. Chesbro 1978-4-1 1 San Luis Obispo On Old Pozo rd, 6 mi E of Lopez Lake Comment
  OBI57674  Eschscholzia californica Austin P. Griffiths 1980-3-19 s.n. San Luis Obispo Oceano Dunes Region. Along residential berm in Oceano Comment
  UC1296222  Eschscholzia californica R. F. Hoover 1950-4-14 7811 San Luis Obispo La Panza Range; e side Comment
  RSA0034937  Eschscholzia californica var. maritima W. M. Arbaugh 1968-4-28 188 San Luis Obispo Hazard Beach. Comment
  UC1296229  Eschscholzia lemmonii R. F. Hoover 1952-4-1 8066 San Luis Obispo 8 mi e Simmler; East edge of Carrizo Plain Comment
  UC569427 Image available Eschscholzia minutiflora D. Axelrod 1935-4-6 260 San Luis Obispo 5 mi ese Cuyama Ranch; Santa Ynez Quadrangle 701 Comment
  UC338238  Eschscholzia rhombipetala unknown 1887-1 4583 San Luis Obispo Comment
  OBI27279  Eucalyptus conferruminata David J. Keil 1976-11-4 11873 -10 San Luis Obispo Campus of Calif Polytechnic State University, San Luis Obispo Comment
  UCR132025  Eucalyptus globulus George K. Helmkamp 2003-9-10 8139 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI12250  Eucalyptus torquata Ed Zimmerman 1962-2-18 39 San Luis Obispo Cal Poly campus Comment
  SBBG107116  Eucrypta chrysanthemifolia var. bipinnatifida C. B. Hardham 1956-6-1 822 San Luis Obispo E of Hilltop Ranch, Adelaida Rd Comment
  OBI69502  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil 2008-6-6 30533 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  OBI6930  Eucrypta chrysanthemifolia var. chrysanthemifolia Keith McConnelly 1975-5-3 110 San Luis Obispo Cerro San Luis Obispo Peak. 1 mi W of San Luis Obispo 183 Comment
  UCR118350  Euphorbia maculata George K. Helmkamp, E. A. Helmkamp 2000-9-1 5961 San Luis Obispo Los Osos, Martingale at Buckskin 30 Comment
  OBI55363  Euphorbia oblongata David J. Keil 1998-4-9 26613 San Luis Obispo Pismo Beach; southbound Fwy exit just N of Hinds Ave exit Comment
  OBI73422  Euphorbia ocellata David J. Keil 2010-6-1 30828 San Luis Obispo La Panza Mountains. 4.5 road miles west of San Juan Creek bridge, and east of Highway 58 0?300 m along dirt road. 500 Comment
  SBBG67752  Euphorbia peplus R. Hoffmann 1930-4-19 San Luis Obispo dunes, Oceano Comment
  OBI72292  Euphorbia spathulata Anthony Baniaga, Theo Fitanides 2010-4-18 126 San Luis Obispo Tierra Redonda Mtn BLM ACEC 353 Comment
  OBI66559  Eurybia radulina D. R. Miller 1994-8-24 894 -529 San Luis Obispo Pine Mt. Region. Along 'Back side rd'; Tobacco Crk drainage 732 Comment
  OBI77919  Extriplex californica Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes. More or less midway between Oso Flaco crk and Santa Maria R Comment
  SD129234  Extriplex californica G. Helmkamp 1989-8-6 San Luis Obispo Baywood Park, at the south edge of Morro Bay. 3 Comment
  OBI43336  Festuca arundinacea Eric Wise 1981-6-7 462 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI69697  Festuca bromoides Steven A. Junak 1990-5-1 4256 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
  OBI47393  Festuca californica David J. Keil 1982-5-8 16039 -1 San Luis Obispo Cypress Mtn. Comment
  OBI21841  Festuca microstachys Robert F. Hoover 1966-3-30 9749 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  UCR101021  Festuca microstachys George K. Helmkamp, E. A. Helmkamp 1998-4-8 3225 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  OBI24090  Festuca myuros Janice M. Toyoshima 1979-5-18 M 2 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI32642  Festuca myuros David J. Keil 1982-5-2 15908 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  OBI66340  Festuca octoflora David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26277 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
  OBI25992  Festuca perennis David J. Keil 1981-5-16 14619 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  SBBG13977  Fragaria chiloensis E. R. Blakley 1958-8-2 2422 San Luis Obispo Dune Lakes, 4 mi S of Oceano 3 Comment
  OBI32222  Fragaria vesca David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14351 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI72612  Fragaria vesca Jacey Garrison, Damon Cockerham 2002-2-2 7 San Luis Obispo Los Osos, Montana de oro. 1.25 mi S of ranger station. Along hiking trl, left of rd. 1 mi down trail head 38 Comment
  UCSB49089  Fragaria vesca Lestak, Leanne 1978-3-24 San Luis Obispo Heading north on US 1, right on San Simeon Creek Road, 2 miles south of San Simeon, about 5 miles down road. Gathered on south side of road about 100 ft. north of stream 60 Comment
  OBI80761  Frangula californica subsp. californica David J. Keil 2015-2-21 32685 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  CAS-BOT-BC52653  Frangula californica subsp. californica Carl B. Wolf 1929-4-13 3465 San Luis Obispo No. base of Cuesta Grade 426 Comment
  SD22798  Frangula californica subsp. californica Carl B. Wolf 1927-11-27 1457 San Luis Obispo Low hills near ocean so. of Pescadero Comment
  UCSB72138  Frankenia palmeri Ryan, P.; Penkala, B. 1987-7-2 San Luis Obispo Cholame, directly east of town 1/4 mile in field grazed by cattle. 347 Comment
  OBI26222  Frankenia salina Mark E. Schneider 1974-8-7 s.n. San Luis Obispo South end of Morrow Bay Comment
  LA212142  Frankenia salina A. Lee Haines; 1973-5-19 s.n. San Luis Obispo Mudflat along E. shore of Morro Bay. 3 Comment
  POM97373  Fraxinus dipetala P. A. Munz 1926-4-8 10132 San Luis Obispo Canyon at Paso Robles. Comment
  OBI21064  Freesia refracta Gino Francheschi 1964-2-20 13 San Luis Obispo 2746 Chandler St, San lUis Obispo Comment
  OBI9086  Fremontodendron californicum Robert F. Hoover 1950-6-5 7977 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC455418  Fremontodendron californicum subsp. californicum Miss Edna Venable 1908-4-23 San Luis Obispo Upper Pettit Canyon Comment
  OBI32393  Fritillaria biflora David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16043 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts. NE side of mtn on hillside above cypress swamp Comment
  OBI81001  Fritillaria biflora David J. Keil 2015-2-21 32674 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  POM147146  Fritillaria biflora Alice Eastwood 1927-4-8 14886 San Luis Obispo Atascadero Comment
  UC66676  Fritillaria biflora N. K. Berg 1904-4-17 San Luis Obispo Port Harford Comment
  PASA568  Fritillaria biflora 4/14/ San Luis Obispo Near Templeton Comment
  OBI58360  Fumaria capreolata Jody Pennycook 2001-3-6 s.n. San Luis Obispo San Luis Obispo, E bak of San Luis Creek where South St dead ends Comment
  UC130490  Fumaria parviflora Ira J. Condit 1909-4-30 San Luis Obispo San Luis Obispo Comment
  OBI59936  Galium andrewsii G. F. Hrusa 1993-5-2 11098 San Luis Obispo Black Butte Research Natural Area. Approx 1/2 mi N of Mt. Lower 600 Comment
  UCSB28113  Galium andrewsii Hardham, Clare 1967-3-3 San Luis Obispo Diablo Canyon Comment
  OBI64680  Galium andrewsii subsp. intermedium G. F. Hrusa 1995-4-15 12096 San Luis Obispo Approx 1 mi S of Queen Bee Camp, La Panza Range. 1 mi S of La Panza summit on La Panza Rd 750 Comment
  UCR160144  Galium angustifolium subsp. angustifolium George K. Helmkamp, E. A. Helmkamp 2005-6-9 9571 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 7.8 miles northeast of Huasna Townsite Road 338 Comment
  UCR266042  Galium aparine Al Lindholm 1971-4-11 155 San Luis Obispo Central Coast; Santa Lucia Mountains, Fitzhugh property, 6 mi N of Cayucos, 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mtn (rhyolite). N slope of Geode Mtn. below pond 490 Comment
  OBI53167  Galium aparine Steven A. Junak 1978-4-9 M- 63 San Luis Obispo San Luis Range. Lower Coon Crk trl 67 Comment
  SBBG112372  Galium californicum D. Keil 1985-3-26 18471 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI9932  Galium californicum subsp. flaccidum Robert F. Hoover 1947-5-24 7198 San Luis Obispo Pilitas Crk district Comment
  CAS-BOT-BC223077  Galium hardhamiae C. L. Bowen 1982-6-12 638 San Luis Obispo Just south of Monterey County line San Luis Obispo County near headwaters of Waterdog Creek 579 Comment
  SBBG124275  Galium murale D. Keil 1998-4-20 26818 San Luis Obispo NW of Paso Robles along Nacimiento Lake Drive, 0.1 mi E of jct with San Marcos Rd Comment
  SBBG93843  Galium porrigens var. porrigens S. A. Junak 1990-5-15 4332 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, at NW corner of excavated area at Pick and Shovel Mine 524 Comment
  JEPS83596  Galium porrigens var. porrigens Clare B. Hardham 1987-6-26 30460 San Luis Obispo Surprise Lake Nipomo Dunes Comment
  JEPS86839  Galium porrigens var. porrigens David A. Young with S. A. Junak and T. J. Ayers 1989-4-27 1977 San Luis Obispo below TV antennas (along Chaparral Road, near e end of Botanical area); Cuesta Ridge Botanical Area Comment
  OBI38287  Galium trifidum subsp. columbianum David J. Keil 1985-5-5 18745 San Luis Obispo Black Lake Cyn on Nipomo Mesa SE of Oceano Comment
  UCD132366  Gamochaeta pensylvanica C. M. Belshaw 1936-3-31 1764 San Luis Obispo San Luis Obispo County: 2.5 miles north northwest of Morro. 15 Comment
  OBI32858  Gamochaeta ustulata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15941 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
  CAS-BOT-BC192058  Garrya flavescens R. F. Hoover 1953-9-9 8332 San Luis Obispo Caliente Mt. Comment
  UC1296262  Garrya flavescens R. F. Hoover 1953-9-9 8332 San Luis Obispo summit ridge Caliente Mt. Comment
  SBBG96943  Garrya veatchii D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 San Luis Obispo Chaparral Rd near the E end of the Botanical area, below TV antennas Comment
  OBI45438  Genista monspessulana David J. Keil 1984-4-14 18128 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  OBI30107  Genista monspessulana Melissa Luckow 1982-6-24 881 San Luis Obispo Cambria, jctn of Hwy 1 and road to Black Mt. SE corner ofroad Comment
  UCSB50146  Genista monspessulana Kenney, Anne 1984-4-13 San Luis Obispo North end of Bridge Street; 2.6 miles from Calif. 1 N turnoff, Cambria 91 Comment
  OBI58950  Geranium molle David J. Keil, with Erik Frenzel 2001-4-19 29334 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range. North Ranch, 0.6?0.8 miles east from Coast Road on Crowbar Canyon Road. Vicinity of 35.231 deg. N x 120.857 deg. W. 213 Comment
  RSA17784  Gilia achilleifolia C. B. Wolf 1929-4-15 3589 San Luis Obispo 2 miles S of Oceano. 30 Comment
  RSA15732  Gilia achilleifolia C. B. Wolf 1929-4-13 3479 San Luis Obispo 1 mile north of San Luis Obispo. 152 Comment
  SBBG104791  Gilia achilleifolia subsp. achilleifolia M. D. Proctor, E. A. Young 1993-4-11 ROB 348 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  SBBG34862  Gilia achilleifolia subsp. achilleifolia Mrs. R. S. Summers 1886-6-1 San Luis Obispo valley near coast Comment
  SBBG107025  Gilia brecciarum C. B. Hardham 1961-4-8 6795 San Luis Obispo Cottonwood Pass, E of Cholame 609 Comment
  UC908933  Gilia capitata subsp. capitata Herbert L. Mason 1935-5-25 8313 a San Luis Obispo Cuyama River n Santa Maria; Cuyama River n of Santa Maria Comment
  SBBG28759  Gilia capitata subsp. staminea E. C. Twisselmann 1967-5-8 13017 San Luis Obispo Shell Crk fork of Camatta Cyn 472 Comment
  OBI64586  Gilia clivorum David J. Keil, with V. L. Holland 2003-4-7 30122 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  CHSC14080  Gilia tenuiflora J. R. Walker 1973-4-21 4 San Luis Obispo N side of state Hwy. 46 ca 15 mi from Simmer, ca. in La Panza Range. Comment
  CAS-BOT-BC226500  Gilia tenuiflora subsp. amplifaucalis Mrs. R. W. Summers No date on label s.n. San Luis Obispo S. Margarita (Hills) Comment
  SBBG109454  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1961-4-17 6824 San Luis Obispo Pine Mtn 975 Comment
  UCR158431  Gilia tenuiflora subsp. tenuiflora George K. Helmkamp, E. A. Helmkamp 2005-4-22 9412 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  CAS-BOT-BC435011  Glinus lotoides Clare B. Hardham 1959-10-1 4197 San Luis Obispo Chris Klinrworth Ranch. About 10 miles south east of Paso Robles, road from Creston Road to Standard Oil Pump Station. Comment
  CDA16368  Gnaphalium californicum G. F. Hrusa 2000-4-13 15355 San Luis Obispo Carrizo Plain; Saucito Rocks, Saucito Springs. 731 Comment
  RSA0020763  Gnaphalium luteoalbum Greg Wilvert 2005-4-17 259 San Luis Obispo Quail Spring. 942 Comment
  RSA586511  Gnaphalium palustre F. L. Johnson, E. A. Young 1993-5-25 ROB 0615 San Luis Obispo 0.5 km SE of Deer Trail Road on W Perimeter Road Comment
  OBI71259  Grindelia hirsutula Austin P. Griffiths, G. F. Hrusa, M. McLeod, C. Cunningham 1984-2-20 s.n. San Luis Obispo Entrance into Reservoir cyn immed. E of San LUis Obispo. Comment
  SEINET11262436  Grindelia hirsutula David Keil 1988-7-2 20870 San Luis Obispo Morro Bay State Park. East of South Bay Blvd. Vicinity of old cement plant or on hill to norhteast.; 0 Comment
  UCR91703  Grindelia hirsutula George K. Helmkamp 1996-5-24 1019 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI21641  Grindelia hirsutula Tracey and Viola Call, Viola Call 1965-5-30 2376 San Luis Obispo 3 mi E of Morro Bay on hwy which goes to Atascadero 122 Comment
  OBI7666  Grindelia hirsutula Christian Smith 1974-5-2 s.n. San Luis Obispo At jctn of old road to Cuesta Grade and hwy 101 at bottom of the grade Comment
  UC1296266  Guillenia lasiophylla R. F. Hoover 1949-5-1 7655 San Luis Obispo at junction of Cottonwood Pass Rd and Palonio Pass Rd.; Cholame Valeey Comment
  UCR18616  Haplopappus squarrosus George K. Helmkamp 1974-9-28 s.n. San Luis Obispo Central Coast, Morro Bay area, Hazard Cyn, near ocean 34 Comment
  SEINET10474706  Haplopappus venetus subsp. vernonioides Mary Susan Taylor, E. Pierce 1977-1-3 Taylor 1295 San Luis Obispo Abundant on coast bluff ca. 20 ft from ocean cliffs, Montana de Oro State Park, ca. 12 mi N of San Luis Obispo. 2 Comment
  OBI35389  Hazardia squarrosa K. A. Nadeau 1983-7-8 30 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  UC1118832  Hazardia squarrosa var. grindelioides H. A. Jensen 1939-8-30 62 San Luis Obispo Black Mountain Adelaida Quad., Black Mountain 518 Comment
  CAS-BOT-BC302403  Hazardia stenolepis R. F. Hoover 1946-10-19 6501 San Luis Obispo Pilitas Creek district, nw. of Pozo Comment
  POM190454  Hazardia stenolepis H. M. Hall 1929-11-4 12760 San Luis Obispo Pozo Road, 8 miles from Santa Margarita; Salinas River bridge. Comment
  UC1285356  Hazardia stenolepis R. F. Hoover 1946-10-19 6501 San Luis Obispo nw of Pozo (Pilitas Creek district); Pilitas Creek Comment
  OBI79798  Hedera helix David J. Keil 2011-11-12 31182 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  SBBG12585  Hedypnois cretica C. B. Hardham 1960-5-21 5830 San Luis Obispo Green Valley near Cambria Comment
  CAS-BOT-BC306284  Hedypnois cretica R. F. Hoover 1948-4-14 7441 San Luis Obispo Cayucos Comment
  OBI32023  Hedypnois rhagadioloides David J. Keil, Eric Wise 1981-5-25 14801 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC309519  Helenium puberulum R. F. Hoover 1967-10-7 10878 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC309516  Helenium puberulum Ernest C. Twisselmann 1955-9-1 2358 San Luis Obispo Old Cuesta Grade, Santa Lucia Mountains 289 Comment
  OBI38457  Helenium puberulum Eric Wise 1981-9-29 1216 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  CAS-BOT-BC305462  Helianthus annuus Ernest C. Twisselmann 1953-9-9 757 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, eastern San Luis Obispo County Comment
  CDA11353  Helianthus gracilentus G. F. Hrusa 1995-4-16 12076 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass. Approx. 1.5 m. NW of US 101. Comment
  UC2026954  Helianthus gracilentus Clifton F. Smith 1988-5-17 12137 San Luis Obispo On north slopes of Pine Mountain in McChesney Wilderness, La Panza Range about a mile or so below summit Comment
  UCSB69406  Heliotropium curassavicum Hobson, K.; Pritchett, David 1985-6-23 San Luis Obispo Santa Maria River. Upper SE end of site about 50 feet from dune and riverbed. 6 Comment
  CAS-BOT-BC305918  Helminthotheca echioides Clare B. Hardham 1957-8-23 2520 San Luis Obispo Santa Lucia Mountains. Headwaters of Old Creek - Santa Rita Rd. Comment
  OBI38442  Helminthotheca echioides Eric Wise 1982-4-29 1416 San Luis Obispo Shepperd's Reservoir, Cal Poy Comment
  UCR116531  Hemizonia congesta O. F. Clarke 2000-10-22 s.n. San Luis Obispo Outer South Coast Range, c. 3 miles east of Cal & Letty French residence (on Chimney Rock Rd. c. 1/2 mi. east of Paso Robles) up grade on small blacktop road 300 Comment
  CAS-BOT-BC314907  Hemizonia congesta subsp. luzulifolia Alice Eastwood 1927-7-29 14974 San Luis Obispo San Luis Obispo Comment
  SEINET11848416  Hemizonia corymbosa Unknown 1933-1 8424 San Luis Obispo Arroyo Grande Comment
  RSA152491  Hemizonia fasciculata R. C. Bacigalupi, G. Thomas Robbins 1954-5-13 4455 San Luis Obispo At crossing of Dry Creek along road from Union School to Geneseo School. 320 Comment
  RSA0008450  Hemizonia halliana L. S. Rose 1968-4-23 s.n. San Luis Obispo 7.5 miles E of Cholame. 335 Comment
  OBI33938  Herniaria hirsuta var. cinerea David J. Keil 1983-10-21 17988 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  OBI19581  Herniaria hirsuta var. cinerea Robert F. Hoover 1967-5-30 10589 San Luis Obispo Upper Arroyo Grande above county park Comment
  CAS-BOT-BC310171  Hesperevax caulescens Ernest C. Twisselmann 1963-5-4 8123 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cholame Valley: junction of Highways 41 & 466 365 Comment
  UC1953163  Hesperevax sparsiflora David Keil, Lynne Dee Althouse 2000-5-10 28649 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  SBBG93720  Hesperocnide tenella S. A. Junak 1990-4-26 4191 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
  OBI8725  Hesperocnide tenella Eben McMillan 1953-5-8 149 San Luis Obispo 2 mi NE of Cholame Comment
  SBBG104224  Hesperocyparis sargentii F. L. Johnson Proctor 1993-2-21 ROB 165 San Luis Obispo Pick and Shovel Mine; Camp San Luis Obispo Comment
  OBI7222  Hesperocyparis sargentii Neil Havlik 1968-10-13 266 San Luis Obispo On the ridge between Estrada Crk and Chris Flood crk, about 1/2 mi S of the Monterey County line 610 Comment
  OBI59309  Hesperolinon micranthum David J. Keil 2001-6-1 29534 San Luis Obispo Highway 58, 4.7 road miles east from Shell Creek at about 35.41629 deg. N x 120.28222 deg. W. 524 Comment
  SBBG108315  Hesperolinon micranthum C. B. Hardham 1961-4-26 6902 San Luis Obispo Franklin Crk, Adelaida Comment
  SBBG93656  Hesperolinon micranthum T. J. Ayers, S. Junak 1989-6-22 751 San Luis Obispo just N of Pick and Shovel Mine along western fork of stream just below "Dead Miners Camp" Comment
  OBI2729  Hesperoyucca whipplei James Courtney 1980-12-20 11 San Luis Obispo Pennington Crk Biological Reserve Comment
  SBBG84257  Heteranthemis viscidihirta C. F. Smith 1958-8-2 5843 San Luis Obispo E of Dune Lakes, S of Oceano Comment
  UC527416  Heteromeles arbutifolia Carl B. Wolf 1932-11-17 San Luis Obispo near summit of road from Atascadero to Morro Bay; Santa Lucia Mts. 457 Comment
  SBBG117748  Heterotheca grandiflora E. Painter, M. Wetherwax 1999-11-15 SLO 22 San Luis Obispo ca. 100 m W of St Hwy 1 overpass on Kern Rd, near Chorro Crk; Camp San Luis Obispo 120 Comment
  OBI71813  Heterotheca oregona Michael Walgren 2009-8-25 25 San Luis Obispo In Cal Trans hwy 1 right-of -way on inland side of bridge over Arroyo de la Cruz Comment
  OBI54398  Heterotheca sessiliflora George Butterworth 1995-7-24 102 San Luis Obispo Carrizo Plains Natural Area. T32S, R19E, S1, SW Qtr. 40' S of Saucito Spring 707 Comment
  UC1392883  Heuchera pilosissima R. F. Hoover 1969-3-25 11190 San Luis Obispo n side of Morro Rock Morro Bay Comment
  UC2027577  Hieracium argutum David J. Keil with Mike Walgren and Sally Krenn 2012-6-21 31366 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. Comment
  OBI6664  Hirschfeldia incana Greg Hassen 1975-7-15 42 San Luis Obispo Poly Cyn Rd near bridges Comment
  CAS-BOT-BC325891  Holocarpha heermannii Bruce G. Baldwin 1985-9-29 539 San Luis Obispo Immediately west of Cottonwood Pass along California State Highway 41 Comment
  OBI16065  Holocarpha heermannii Robert F. Hoover 1947-8-17 7381 San Luis Obispo Near summit of Santa Lucia Mts on Templeton -Cambria Rd Comment
  LA98805  Holodiscus discolor E. R. Hobbs; S Piper, Walt Westman 1977-7-16 77- 14 San Luis Obispo Montana de Oro State Park, Los Osos Comment
  OBI50136  Hordeum brachyantherum Michael Curto, Linda Allen 1991-6-2 720 San Luis Obispo Santa Lucia Range, W slope, US Hwy 1 @ Arroyo de la Cruz Comment
  CAS-BOT-BC274416  Hordeum brachyantherum subsp. brachyantherum D. H. Wilken; E. Painter 2011-5-19 17951 San Luis Obispo W of Simmler Rd, 0.5 km NNE of its jct with Soda Lake Rd, E side of S arm of Soda Lake 570 Comment
  CAS-BOT-BC284668  Hordeum brachyantherum subsp. brachyantherum R. F. Hoover 1964-5-14 8881 San Luis Obispo Near northwest end of Laguna, San Luis Obispo Comment
  OBI29828  Hordeum brachyantherum subsp. californicum Ruth Davis 1964-5-29 128 San Luis Obispo Cal Poly Campus, Poly Canyon, San Luis Obispo Comment
  CAS-BOT-BC289522  Hordeum brachyantherum subsp. californicum Ira L. Wiggins 1929-4-15 3605 San Luis Obispo 1 mile north of Moro Beach Comment
  RSA0024934  Hordeum depressum Greg Wilvert 2005-4-25 323 San Luis Obispo 1.1 kilometers SW of Wells Spring. 982 Comment
  CAS-BOT-BC282900  Hordeum depressum Ernest C. Twisselmann 1955-5-18 1995 San Luis Obispo San Juan River Valley, 9.1 miles south of Shandon, Temblor Range and the Western San Joaquin Valley 432 Comment
  OBI73045  Hordeum marinum David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25396 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  OBI57108  Hordeum marinum subsp. gussoneanum Danielle DeRome 1994-5-15 5159438 San Luis Obispo Collected on the N slope of the hill that stands between the campus core and Archy Canyon(the hill with the Ecological Study Site on its SW slope). Comment
  JEPS116453  Hordeum murinum Alice Le Duc 1999-5-13 399 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
  RSA123447  Hordeum murinum subsp. glaucum P. L. Johannsen 1936-3-21 708 San Luis Obispo 1 mi E. of San Luis Obispo 137 Comment
  UCR15507  Horkelia George K. Helmkamp 1978-6-3 s.n. San Luis Obispo Central Coast, Montana de Oro State Park Comment
  OBI10117  Horkelia californica Robert F. Hoover 1947-9-14 7394 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI10118  Horkelia californica Robert F. Hoover 1964-3-26 8655 San Luis Obispo Near mouth of Arroyo de la Cruz 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
  OBI31026  Horkelia cuneata subsp. cuneata Julie M. Vanderweir 1978-5-5 2 San Luis Obispo Indian Knob Tar Sands Comment
  OBI10090  Horkelia cuneata subsp. sericea Robert F. Hoover 1964-8-14 9248 San Luis Obispo Jack Lake Comment
  SBBG47368  Horkelia cuneata var. cuneata J. Copeland 1973-8-31 1009 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, 2 mi W of Hwy 101 Comment
  OBI13198  Hosackia gracilis Robert F. Hoover 1947-4-18 6942 San Luis Obispo Cambria Comment
  CAS-BOT-BC312552  Hulsea heterochroma R. F. Hoover 1950-5-6 7885 San Luis Obispo La Panza district Comment
  OBI16032  Hulsea heterochroma Robert F. Hoover 1947-4-26 7083 San Luis Obispo 3 mi NE of Pozo Comment
  UC1069652  Hypochaeris glabra P. L. Johannsen 1936-3-21 692 San Luis Obispo 1.5 mi se Terrace Hill; San Luis Obispo Quadrangle Comment
  UCD133335  Hypochaeris glabra G. K. Helmkamp; E. A. Helmkamp 2000-6-15 5683 San Luis Obispo San Luis Obispo County: Central coast: between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  OBI30113  Hypochaeris radicata Melissa Luckow 1982-6-24 889 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of rd Comment
  OBI75328  Isocoma acradenia var. bracteosa David J. Keil, with George Butterworth 2011-10-7 31117 San Luis Obispo Highway 58, a short distance east from San Juan Creek bridge 480 Comment
  CAS-BOT-BC315706  Isocoma acradenia var. bracteosa Ernest C. Twisselmann 1965-9-19 11606 San Luis Obispo Main east-west canal, Pixley National Wildlife Refuge, San Joaquin Valley 68 Comment
  OBI35409  Isocoma menziesii var. sedoides Helen Jones 1982-8-7 85 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC324691  Isocoma menziesii var. vernonioides K. L. Chambers 1966-8-30 2472 San Luis Obispo Near mouth of Hazard Canyon 1 1/2 mile south of the south end of Morrow Bay Comment
  UC1584830  Isocoma menziesii var. vernonioides Jerry Powell 1990-8-21 1584 San Luis Obispo Morro Strand Comment
  SBBG107727  Isoetes nuttallii C. B. Hardham 1959-4-12 4228 San Luis Obispo Pinus radiata woods, Cambria Comment
  CAS-BOT-BC61901  Isoetes nuttallii Clare B. Hardham 1957-4-19 1676 San Luis Obispo Dry Lake Rancho Santa Rita (Juhl Ranch) west of Templeton Comment
  OBI1062  Isoetes orcuttii R. F. Hoover 1947-4-18 6948 San Luis Obispo Cambria Comment
  UCD51395  Jarava speciosa K. Esau 1935-5-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI38446  Jaumea carnosa Eric Wise 1981-9-29 1273 San Luis Obispo Oso Flaco Lake Comment
  RSA232058  Jaumea carnosa C. W. Tilforth, John Dourley 1972-8-23 637 San Luis Obispo Between edge of Oso Flaco Lake and sand dunes. Comment
  OBI51411  Juglans hindsii Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-15 5 .14 San Luis Obispo San Simeon State park; N central section of park 10 Comment
  UCR266046  Juglans hindsii David J. Keil 2012-7-18 31432 San Luis Obispo Central Coast, Oceano. Arroyo Grande Creek just south of Oceano Airport and sewage treatment plant (Strand Way) 5 Comment
  SBBG109986  Juncus C. B. Hardham 1956-6-3 891 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  OBI51943  Juncus acutus Larry Kelly, David J. Keil 1988-10-1 268 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave 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
  OBI83562  Juncus occidentalis David J. Keil 1993-7-7 24274 San Luis Obispo Cambria. Fiscalini Ranch. Roadside in Monterey pine forest area. near trail off Trenton Ave. 10 Comment
  SEINET3440036 Image available Juncus occidentalis Marcus E. Jones 1882-5-9 3247 San Luis Obispo San Luis Obispo Comment
  SBBG18410  Juncus phaeocephalus C. B. Hardham 1956-6-3 891 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  SBBG107767  Keckiella breviflora C. B. Hardham 1956-6-6 868 San Luis Obispo Cypress Mtn Comment
  UC1063226  Keckiella cordifolia H. C. Lee 1936-6-1 643 San Luis Obispo 0.25 mi w B.M. 1853; Santa Barbara National Forest, Nipomo Quad. 609 Comment
  OBI72593  Keckiella cordifolia David J. Keil 1982-6-3 16174 San Luis Obispo Jctn of Suey crk rd and hwy 166. Along cut off segment of old 166 Comment
  OBI35231  Koeleria macrantha K. A. Nadeau 1983-4-30 8 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St. and Rockview rd Comment
  OBI31544  Koeleria macrantha Joy Nishida 1982-6-5 421 San Luis Obispo American Cyn campground. Rt fork of Branch Crk-Black Mtn Trl, N out of American Cyn campground 549 Comment
  OBI53563  Koeleria macrantha Arthur W. Hazebrook 1991-5-7 70 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  RSA121246  Koeleria macrantha G. T. Nordstrom 1937-5-11 1187 San Luis Obispo 2.8 miles S.S.E. of Asuncion School 488 Comment
  SBBG18997  Koeleria macrantha D. Emery 1963-6-26 San Luis Obispo E side of Vista del Morro Drive, N of Los Osos Valley Rd, Baywood Park 152 Comment
  OBI49827  Lactuca saligna Lynne Dee Oyler 1988-8-31 570 San Luis Obispo Moonshadow Ranch, equestrian. 215 acres on SE corner of 46 and hwy 1. Includes Perry crk, at this point Comment
  OBI51201  Lactuca serriola Jan Barber 1994-5-29 184 San Luis Obispo San Simeon State Park; N of Washburn campground Comment
  SBBG87073  Lactuca serriola C. F. Smith 1958-7-15 5808 San Luis Obispo dirt rd, ca. 2 mi E of Old Cuyama on Hwy 66 Comment
  UCR134429  Lactuca serriola George K. Helmkamp 2003-9-19 8151 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  OBI66612  Laennecia coulteri David J. Keil 1998-10-9 28169 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  OBI80465  Lagophylla ramosissima David J. Keil 1992-8-3 23610 San Luis Obispo Laguna Lake Park. 170 Comment
  SBBG117751  Lagophylla ramosissima E. Painter, M. Wetherwax 2002-8-16 CR 349 San Luis Obispo East Perimeter Rd; Camp Roberts 244 Comment
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Apr 4 2014
  OBI56412  Lagophylla ramosissima David J. Keil, with V. L. Holland and Danny Fry 1998-11-5 28191 San Luis Obispo Camp Roberts at north end of McMillan airfield runway. Comment
  OBI7284  Lagophylla ramosissima David J. Keil 1976-9-18 11812 San Luis Obispo 2 mi E of Orcutt Rd along Moretti Cyn Rd Comment
  CDA11506  Lamarckia aurea G. F. Hrusa 1995-5-28 12286 San Luis Obispo Black Butte Research Natural Area; Common on burned and unburned chaparral and Pinus attenuata forest near intersection of main ridge road and access rd. to Peak 1 Radio Facility. Annual. Comment
  CAS-BOT-BC273871  Lamarckia aurea Clare B. Hardham 1957-4-14 1669 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Cayucos Rd. Comment
  OBI19860  Lamarckia aurea Walter F. Chesebro 1978-4-9 48 San Luis Obispo Collected in dune area just below Montana De Oro State Park 15 Comment
  OBI73397  Lamium amplexicaule David J. Keil, with Lynne Dee (Oyler) Althouse, Jason Dart, and Meg Perry 2010-3-15 30662 -3 San Luis Obispo California Valley Fire Station (CDF) 600 Comment
  UC455213  Lastarriaea coriacea I. J. C. and Mrs. Brandegee 1911-5-25 San Luis Obispo Price Canyon Comment
  RSA517296  Lasthenia californica Barbara Ertter, David J. Keil, J. Hickman, T. Sholars 1987-4-11 6833 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon, within 3 miles of Hwy 1. 30 Comment
  RSA123022  Lasthenia californica B. Bolt 1936-3-13 620 San Luis Obispo 1 mile EWof Cerro Romauldo, Chorro Creek Drainage E of Morros Bay. 183 Comment
  CAS-BOT-BC324416  Lasthenia californica subsp. macrantha R. F. Hoover 1948-4-14 7446 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  CAS-BOT-BC324419  Lasthenia californica subsp. macrantha R. F. Hoover 1948-2-22 7420 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 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
  CAS-BOT-BC329198  Lasthenia ferrisiae Ernest C. Twisselmann 1958-5-12 4453 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley.Soda Lake Road, 2.1 mi S of Simmler 640 Comment
  UC1392697  Lasthenia ferrisiae R. F. Hoover 1969-4-15 11250 San Luis Obispo junction of Polonio Pass and Cottonwood Pass roads Cholame Valley Comment
  UC524054  Lasthenia ferrisiae Ira L. Wiggins 1932-3-20 5783 San Luis Obispo hillsides in immediate vicinity Cholame Comment
  CAS-BOT-BC352745  Lasthenia fremontii R. F. Hoover 1947-3-30 6847 San Luis Obispo 1 mile S of Simmler, Carrizo Plain. Comment
  JEPS18087  Lasthenia fremontii Roxana S. Ferris 1955-5-24 12818 San Luis Obispo 3.7 mi s of Simmer at n border of Soda Lake; Carisso Plain Comment
  UC1285404  Lasthenia fremontii R. F. Hoover 1947-3-30 6847 San Luis Obispo 1 mi s Simmler; Carrizo Plain Comment
  SEINET2442709  Lasthenia glaberrima David Keil 2000-5-24 28730 San Luis Obispo Santa Margarita Ranch. Ca 4.2 miles south of railorad crossing (in Santa Margarita) on Pozo Road. Drainage swale and vernal pool in foothill woodland area being converted to vineyards. Comment
  UC1118981  Lasthenia gracilis P. L. Johannsen 1937-4-10 1019 San Luis Obispo 1 3/4 mi n Spanish Ranch (Plot 244); McKittrick Quadrangle Comment
  RSA130585  Lasthenia gracilis Roxana S. Ferris 1955-5-23 12812 San Luis Obispo Cammatti Canyon Road, 1.6 miles N of junction with Creston-La Panza Road 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
  UCSB14962  Lasthenia gracilis 1962-4-6 San Luis Obispo Southern city limits of Cayucos 30 Comment
  CDA25983  Lathyrus tingitanus David J. Keil 2006-5-24 30455 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Rad, northern La Panza Mountains. Comment
  OBI75829  Lathyrus vestitus Al Lindholm 1971-4-8 144 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. N slope of Geode Mtn. N slope near "dry lake" 460 Comment
  CAS-BOT-BC322148  Layia gaillardioides R. F. Hoover 1964-5-13 8849 San Luis Obispo South Fork of Old Creek. Comment
  CAS-BOT-BC321662  Layia glandulosa Annetta Carter 1940-4-7 1507 San Luis Obispo Palo Prieto Canyon, 3.3 miles SE of Cholame, north end of Temblor Range 487 Comment
  UC1069720  Layia glandulosa N. K. Carlson 1936-3-19 183 San Luis Obispo 1.1 mi ne Pismo; Arroyo Grande Quad. Comment
  UC463254  Layia glandulosa Roxana S. Ferris 1929-4-15 7620 San Luis Obispo between Guadalupe and Callender Comment
  UCR101849  Layia glandulosa R. D. Goeden, J. Teerink 1990-4-18 s.n. San Luis Obispo South Coast Range, junction of Hwy 58 and La Panza Road 439 Comment
Read comments
Apr 15 2019
  CAS-BOT-BC321457  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-BC321460  Layia glandulosa Ernest C. Twisselmann 1971-4-26 17636 San Luis Obispo Sierra Nevada. Cyrus Canyon. 1188 Comment
  OBI15842  Layia glandulosa Eben McMillan 1952-4-30 69 San Luis Obispo Shell Crk, 12 mi S 2.5 mi E Shandon Comment
  OBI15857  Layia glandulosa Neil Havlik 1968-4-20 157 San Luis Obispo Just W of Salinas river bridge, 2.5 mi E of Santa Margarita Comment
  RSA605838  Layia glandulosa R. S. Woglum 1938-4-22 1579 San Luis Obispo San Joaquin Valley / Outer South Coast Ranges transition: Road, Creston to La Panza. . Comment
  RSA11152  Layia glandulosa subsp. glandulosa C. B. Wolf 1929-4-15 3560 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  CAS-BOT-BC327202  Layia heterotricha R. F. Hoover 1950-3-31 7773 San Luis Obispo La Panza district Comment
  CAS-BOT-BC327300  Layia heterotricha R. F. Hoover 1950-4-2 7785 San Luis Obispo W branch of Fernandez Creek, just above La Panza-Creston Road Comment
  SBBG109795  Layia heterotricha C. B. Hardham 1959-6-6 4393 San Luis Obispo ca. 2 mi E of Bee Rock Comment
  OBI32450  Layia jonesii Rhonda Riggins 1983-5-16 1486 San Luis Obispo Poly Cyn [Calif Polytechnic State University] Comment
  OBI78804  Layia jonesii Michael Walgren 2014-4-15 385 San Luis Obispo Chevron Oil Company property in a field .5 miles east of the intersection of Zanzibar and Tuscan roads. 159 Comment
  SEINET3071640 Image available Layia jonesii M. E. Jones 1882-5-5 3224 San Luis Obispo San Luis Obispo Comment
  UCD135695  Layia jonesii Bruce G. Baldwin 1989-4-21 735 San Luis Obispo San Luis Obispo County: California Polytechnic State University at San Luis Obispo, near summit of Poly Mountain along fenceline where trail parallels. Comment
  CDA13626  Layia munzii G. F. Hrusa, Russ Lewis, Larry Saslaw (BLM) 1997-3-26 13662 San Luis Obispo Carrizo Plain; S end of Soda Lake. Comment
  UC575307  Layia munzii David D. Keck and J. Clausen 1935-4-10 3148 San Luis Obispo 4 mi s Soda Lake; Carrizo Plain 609 Comment
  UCD133948  Layia munzii Robert 'Roy' J. van de Hoek 1995-4-10 250 San Luis Obispo San Luis Obispo County: Carrizo Plain, in California Valley development area along Belmont Trail and just east of Cambria Road. About 50 meters south of Belmont Trail. 700 Comment
  UC828953  Layia platyglossa Alice Eastwood and John Thomas Howell 1938-6-15 5968 San Luis Obispo between Cambria San Simeon Comment
  UCR161675  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2005-5-17 9477 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  CAS-BOT-BC385858  Layia platyglossa R. W. Summers 1888-5-1 s.n. San Luis Obispo San Luis Obispo County Comment
  RSA8447  Layia platyglossa I. L. Wiggins 1932-3-21 5813 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  UC1321297  Layia platyglossa E. McMillan 1952-3-24 22 San Luis Obispo 1/2 mi w Cholame; Taylor Canyon Comment
  OBI38525  Lemna gibba Eric Wise 1981-8-7 1043 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  RSA617149  Leontodon saxatilis George K. Helmkamp 1996-5-27 1100 San Luis Obispo Los Osos, NE of corner of Martingale and Buckskin. 61 Comment
  UC1124456  Lepechinia calycina H. C. Lee 1936-5-26 628 San Luis Obispo 1/2 mile S of Avenales R.S. 609 Comment
  CAS-BOT-BC221510  Lepechinia calycina Rev. R. W. Summers 1882-8-6 665 San Luis Obispo Sta [Santa] Margarita hills Comment
  OBI2681  Lepechinia calycina Robert F. Hoover 1959-5-9 8496 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  OBI66093  Lepechinia calycina D. R. Miller, S. A. Sanuta 1997-5-3 597 -656 San Luis Obispo Pine Mt region. On Oksen's property, just below fence gate on Jeep tr. Drainage is Town crk 762 Comment
  OBI15023  Lepidium acutidens Robert F. Hoover 1952-4-10 8109 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  OBI73398  Lepidium acutidens David J. Keil, with Kevin Merk and Deb Hillyard 2010-3-18 30662 -6 San Luis Obispo Alkali flats south of Soda Lake Comment
  CAS-BOT-BC89010  Lepidium dictyotum Ernest C. Twisselmann 1954-3-11 865 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place. 10 miles south of Cholame. Comment
  CAS-BOT-BC89025  Lepidium dictyotum R. F. Hoover 1966-3-30 9769 San Luis Obispo Carrizo Plain, sout of Soda Lake. Comment
  JEPS90382  Lepidium dictyotum var. acutidens Dean Wm. Taylor with Roy E. Buck 1989-3-21 10180 San Luis Obispo s end of lake 0.2 mi e junction of Soda Lake Road with Simler Road (on low ridge forming e rim of s arm of lake, (Painted Rock 7 1/2 quadrangle, 1959 edition)); Carrizo Plain, Soda Lake 585 Comment
  OBI35455  Lepidium draba Melody Dickens 1981-3-30 58 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI15127  Lepidium draba Aart C. De Vos 1963-4-30 99 San Luis Obispo Along Rd +/- 1 mi S of Morro Bay state park Comment
  OBI15128  Lepidium draba M. Kidd 1970-4-6 6 San Luis Obispo Just outside E boundary of Morro Bay State park Comment
  RSA0038393  Lepidium draba Lee Haines 1951-4-29 s.n. San Luis Obispo San Louis Obispo, Oceano. Comment
  CAS-BOT-BC89507  Lepidium jaredii R. F. Hoover 1958-3-19 8419 San Luis Obispo Carrizo Plain south of Soda Lake. Comment
  SBBG48632  Lepidium jaredii L. S. Matlovsky 1974-4-7 DM 1889 -a San Luis Obispo Carrizo Plain Comment
  UCR132051  Lepidium latifolium George K. Helmkamp 2003-7-31 8068 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  OBI32040  Lepidium nitidum David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15689 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system, just S of the Arroyo Comment
  OBI75000  Lepidium nitidum David J. Keil 1988-3-19 20436 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  CAS-BOT-BC12586  Lepidium nitidum David D. Keck; J. Clausen 1935-4-9 3100 San Luis Obispo Cholame Creek, in the large alkaline flat just east of Cholame. 365 Comment
  CAS-BOT-BC12590  Lepidium nitidum David D. Keck; J. Clausen 1935-4-9 3101 San Luis Obispo Cholame Creek, in the large alkaline flat easterly of Cholame. 365 Comment
  UC1928017  Lepidium pinnatifidum Mike Stiles 2005-5-25 s. n. San Luis Obispo Campus of California Polytechnic State University, Cal Poly sports complex, San Luis Obispo Comment
  OBI57206  Lepidium strictum David J. Keil 1998-4-2 26544 San Luis Obispo East-West Ranch, Cambria Comment
  CAS-BOT-BC328025  Lepidospartum squamatum R. F. Hoover 1946-10-20 6519 San Luis Obispo Upper Huana River just below confluence of Arroyo Seco Comment
  OBI81367  Leptochloa fusca Jason Dart, D. Groh 2015-9-16 432 San Luis Obispo Cholame Valley, south side of Highway 41, 2.1 miles east of the intersection with Highway 46. 389 Comment
  JEPS69835  Leptodactylon californicum W. L. Jepson 1927-4-26 11983 San Luis Obispo about 12 mi below (westerly from) Pozo (near the bridge over the Salinas River); Salinas River Comment
  UC615359  Leptodactylon californicum Beryl O. Schreiber 1934-4-1 1082 San Luis Obispo road to Santa Margarita from Pozo; road to Santa Margarita from Pozo Comment
  OBI11349  Leptosiphon R. F. Hoover 1950-4-30 7859 San Luis Obispo East slopes of Panza Range in gravelly soil Comment
  RSA73046  Leptosiphon androsaceus Margaret Stason, F. Brubaker 1930-4-14 8942 San Luis Obispo Hill slopes near Simmler, Comment
  OBI11374  Leptosiphon liniflorus R. W. Summers 1884-6-26 2101 San Luis Obispo La Panza Comment
  CDA16071  Lessingia filaginifolia G. F. Hrusa, G. Butterworth 2000-9-3 15705 San Luis Obispo Carrizo Plain; Saucito House area, Bromley Pasture. to Saucito Rocks. 0 Comment
  RSA0027658  Lessingia glandulifera var. glandulifera Greg Wilvert 2005-5-28 442 -1 San Luis Obispo 0.5 km W Padrones Cyn. 869 Comment
  CAS-BOT-BC339455  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1954-7-17 1433 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta [Prieto] Canyon: 3 miles south of Cholame 487 Comment
  CAS-BOT-BC339468  Lessingia glandulifera var. glandulifera L. R. Abrams 1913-7-20 5047 San Luis Obispo Near Templeton Comment
  CAS-BOT-BC341984  Lessingia pectinata var. pectinata R. F. Hoover 1946-8-25 6343 San Luis Obispo Price Canyon Comment
  OBI15766  Lessingia pectinata var. pectinata Robert F. Hoover 1964-6-6 8974 San Luis Obispo Los Osos Comment
  OBI73426  Lessingia pectinata var. tenuipes David J. Keil 2010-6-1 30832 San Luis Obispo San Juan Creek Bridge at Highway 58. Eastern portion of La Panza Mountains. 450 Comment
  OBI15762  Lessingia pectinata var. tenuipes Robert F. Hoover 1969-9-13 11585 San Luis Obispo Upper Jack Crk, W of Paso Robles Comment
  UC1392626  Lessingia pectinata var. tenuipes R. F. Hoover 1969-9-13 11585 San Luis Obispo w Paso Robles (upper Jack Creek); Upper Jack Creek Comment
  OBI15781  Lessingia tenuis Robert F. Hoover 1946-6-16 6176 San Luis Obispo Between Carrizo Plain and San Juan river, about 1/2 way down the grade. Comment
  UC87995  Lessingia tenuis E. Palmer, M. D. 1876-7-2 206 San Luis Obispo 10 mi from San Luis Obispo; Clark's Creek Comment
Read comments
Nov 23 2014
  OBI78272  Limnanthes douglasii subsp. nivea W. L. Jepson 1920-4-7 8441 San Luis Obispo Santa Margarita Comment
  POM262045  Limnanthes douglasii subsp. nivea I. L. Wiggins 1929-4-13 3447 San Luis Obispo 5 mi. so. of Atascadero, near Santa Margarita. Comment
  OBI30981  Linanthus californicus subsp. tomentosus Julie M. Vanderwier 1979-2-27 96 San Luis Obispo Indian Knob Tar Sands Comment
  UC1124005  Linanthus dichotomus E. Armstrong 1934-4-1 1090 San Luis Obispo 6 mi ne Pozo; Pozo Quad. 533 Comment
  UC908292  Linanthus dichotomus Herbert L. Mason 1935-3-30 8253 San Luis Obispo Cholame Valley Comment
  UC908612  Linanthus parviflorus Victor Duran 1935-4-21 San Luis Obispo road from Carrizo Plains to Santa Marguerita; Pozo Mountains Comment
  RSA680184  Linaria canadensis Scott D. White, Ken McDonald 2001-5-9 8467 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI54426  Lithophragma cymbalaria Matthew Arterburn 1997-3-23 26 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp Rd Comment
  SBBG46691  Lithophragma heterophyllum L. W. Edge 1973-4-9 263 San Luis Obispo lower See Cyn Comment
  OBI72616  Lithophragma heterophyllum Andy Dollahite, Matt Paradis 2002-3-7 26 San Luis Obispo 1.8 mi on Stenner Crk Rd from hwy 1 120 Comment
  OBI11423  Loeseliastrum schottii Robert F. Hoover 1946-10-27 6538 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  CAS-BOT-BC342293  Logfia filaginoides Alice Eastwood 1906-6-13 419 San Luis Obispo Country adjacent to Santa Maria. Suey Cr. Comment
  OBI23944  Logfia filaginoides Robert L. Allen, Nancy E. Arnold 1981-5-10 288 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  OBI75089  Logfia filaginoides Michael Walgren 2011-4-27 230 San Luis Obispo Pacific Gas and electric Diablo Nuclear Facility Comment
  SBBG93884  Logfia filaginoides S. A. Junak 1989-7-14 4116 San Luis Obispo extreme N edge of Cuesta Ridge Botanical Area, end of powerline rd 0.4 mi SW of intersection with Tassajera Crk Rd 505 Comment
  CAS-BOT-BC342302  Logfia filaginoides Roxana S. Ferris 1935-3-29 9094 A San Luis Obispo 7 miles east of Pozo on the McKellrick [McKittrick] road Comment
  UC1927721  Logfia gallica D. R. Miller 1994-4-26 494 -241 San Luis Obispo Hasmans cabin area, Pico Creek drainage 900 Comment
  CAS-BOT-BC283237  Lolium multiflorum Ernest C. Twisselmann 1954-5-15 1252 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselman Ranch: E part of county 667 Comment
  CDA26814  Lolium multiflorum Beth Waterbury 1983-4-22 29 San Luis Obispo San Luis Obispo, Laguna Lake, collected in field on north side of lake that is mowed periodically. 0 Comment
  SEINET2445089  Lolium multiflorum Steven A. Junak 1990-4-17 4170 San Luis Obispo Santa Lucia Mountains, Cuesta Ridge: Just N of main road (USFS Road #29S11.3) 0.1 mi W of W boundary sign for Cuesta Ridge Botanical Garden Area, 5.3 mi W of Hwy 101. 783 Comment
  UCD66641  Lolium temulentum A. A. Beetle 1942-4-25 3231 San Luis Obispo San Luis Obispo Co.: Rt. 101, Arroyo Grande. Comment
  OBI39162  Lomatium Robert J. Rodin 1962-5-10 6874 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit Rd on road maintained by the Forst Service and Telephone Co. Comment
  OBI27154  Lomatium dasycarpum B. W. & T. W., T. W. 1967-3-25 San Luis Obispo Prefumo Cyn Comment
  SBBG5208  Lomatium dasycarpum subsp. dasycarpum C. B. Hardham 1958-5-7 3227 San Luis Obispo between Bee Rock and the Nacimiento River Comment
  SBBG94028  Lomatium dasycarpum subsp. dasycarpum S. A. Junak with D. A. Young, T. J. Ayers 1989-3-13 3929 San Luis Obispo W Cuesta Ridge, along dirt rd S of USFS Rd 29S11.3, SW of KSBY TV towers, E end of the Cuesta Ridge Botanical Area, ca. 3 mi W of US Hwy 101 609 Comment
  JEPS97135  Lomatium dasycarpum subsp. dasycarpum Clare B. Hardham 1961-5-18 7086 San Luis Obispo Las Tables Creek, headwaters Comment
  SBBG107571  Lomatium utriculatum C. B. Hardham 1958-5-5 3194 San Luis Obispo 8.7 mi S of Paso Robles-Simmler Rd, Carissa Plains Comment
  UC311241  Lomatium utriculatum Philip A. Munz 1926-4-9 10231 San Luis Obispo Morro Comment
  UCR16571  Lomatium utriculatum C. M. Bringle 1967-3-20 s.n. San Luis Obispo South Coast Range/Central Coast, 2 mi north of San Luis Obispo on H.A. Hildenbrand Ranch, Rt. 2 Box 103. First pasture behind ranch house, 200 ft. west of stream 427 Comment
  RSA730654  Lomatium vaginatum R. F. Thorne, P. Everett 1963-4-18 31487 San Luis Obispo Across from Twisselman Ranch House, ca. 8.2 miles SSE of Cholame 518 Comment
  RSA128137  Lomatium vaginatum Clare B. Hardham 1959-5-6 4408 San Luis Obispo Intersection of road to Pleyto and road to Nacimiento Comment
  SBBG93760  Lonicera hispidula S. A. Junak 1990-5-15 4341 San Luis Obispo W Cuesta Ridge, at high voltage tower 0.3 mi E of W Cuesta Ridge Rd, ca. 5.9 mi W of Hwy 101 and 0.3 mi W of saddle at W end of Cuesta Ridge Botanical Area 743 Comment
  OBI40774  Lonicera hispidula var. vacillans David J. Keil 1985-5-4 18739 San Luis Obispo Southern end of Morro Bay around Sweet Springs marsh Comment
  UCR158427  Lonicera involucrata var. ledebourii George K. Helmkamp 2004-6-15 8647 San Luis Obispo Central Coast, East entrace to Oso Flaco Lake 9 Comment
  SEINET12170303  Lotus S. A. Thompson, Rawlins, J. E. 1988-8-25 5245 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  RSA128155  Lotus benthamii Clare B. Hardham 1959-5-21 4605 San Luis Obispo Arroyo de la Cruz. Comment
  RSA505590  Lotus benthamii Barbara J. Ertter, D. Keil, J. Hickman, T. Sholars 1987-4-11 6848 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon. 61 Comment
  JEPS99241  Lotus formosissimus Clare B. Hardham 1959-4-12 4223 San Luis Obispo Cambria Santa Lucia Mountains Comment
  UC864276  Lotus junceus Marcus E. Jones, A. M. 1882-5-8 3244 San Luis Obispo San Luis Obispo Comment
  UC1129024  Lotus purshianus var. purshianus G. T. Nordstrom 1937-5-16 1241 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quad. 304 Comment
  UCR28922  Lotus salsuginosus David J. Keil 1981-6-20 14902 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  UC1285198  Lotus scoparius R. F. Hoover 1964-9-21 9309 San Luis Obispo Price Canyon Comment
  UC1585948  Lotus scoparius Barbara Ertter 1989-6-10 8565 San Luis Obispo ca 20 air mi ene San Luis Obispo (3.5 mi from Hwy 58, on rd to Navajo Campground, at edge of McGinnis Creek, e side of Black Mt.); La Panza Range, Black Mt., McGinnis Creek 609 Comment
  UCR246623  Lotus scoparius Beth Waterbury 1983-4-2 037 San Luis Obispo Baywood Park, entrance to Montana de Oro State Park 119 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
  POM96525  Lotus wrangelianus P. A. Munz 1926-5-8 10119 San Luis Obispo Paso Robles Comment
  UC57382  Lotus wrangelianus J. H. Barber 1900-3-30 San Luis Obispo Paso Robles Santa Lucia Mts. Comment
  OBI13093  Lupinus albifrons Annemarie Rond 1976-4-18 20 San Luis Obispo Poly Cyn Comment
  OBI19263  Lupinus albifrons F. Rush June1956 85 San Luis Obispo Mt. SLO Comment
  OBI43702  Lupinus albifrons Rhonda Riggins, David J. Keil, Richard A. Pimentel, D. R. Miller 1985-4-27 1524 San Luis Obispo Pine Mtn, Santa Lucia Range. Along USFS rd 7 mi NNW circle 3 Ranch gate Comment
  OBI43706  Lupinus albifrons Rhonda Riggins 1982-5-9 1393 San Luis Obispo W edge of Cypress Mtn, 7 mi NE Santa Rosa Creek rd Comment
  UCSB33966  Lupinus albifrons Swanson, D. 1978-4-23 San Luis Obispo Nacimiento River Valley on Nacimiento-Fergusson Road, 8 miles east of Nacimiento summit 548 Comment
  CAS-BOT-BC195760  Lupinus albifrons var. albifrons Marcus E. Jones 1882-5-6 3236 San Luis Obispo San Luis Obispo Comment
  UCR121525  Lupinus albifrons var. albifrons George K. Helmkamp 2002-4-21 7481 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  CAS-BOT-BC195757  Lupinus albifrons var. albifrons Ella Dales Cantelow 1941-3-29 3722 San Luis Obispo E. of La Panza on road from Santa Marguerita [Margarita] Comment
  CAS-BOT-BC196426  Lupinus arboreus Clare B. Hardham 1960-6-17 6180 San Luis Obispo Cambria Comment
  CAS-BOT-BC196429  Lupinus arboreus R. F. Hoover 1964-6-6 8965 San Luis Obispo Los Osos Comment
  UC1129351  Lupinus arboreus B. Bolt 1936-2-25 592 San Luis Obispo 0.5 mi nw Morro; Cayucos Quad. Comment
  UC1285100  Lupinus arboreus R. F. Hoover 1961-7-24 8530 San Luis Obispo Piedras Blancas Point Comment
  UC454634  Lupinus arboreus I. J. Condit 1910-7-26 San Luis Obispo Oceano sand hills Comment
  SBBG45998  Lupinus bicolor D. Emery 1950-4-15 San Luis Obispo La Panza district Comment
  UC57453  Lupinus bicolor J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  UCR122166  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2000-4-22 5481 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  UCD107279  Lupinus bicolor Jaime Kneitel 1995-3-25 5 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Caliente Mountains, American Ranch, 2 mi. from Soda Lake Road. 670 Comment
  UCD107289  Lupinus bicolor Carl B. Mankinen 1969-4-19 28 San Luis Obispo Santa Luis Obispo County: along highway, State Highway 41, 6 1/2 miles southwest of Atascadero. Comment
  POM98132  Lupinus bicolor subsp. umbellatus Philip A. Munz 1925-3-25 9231 San Luis Obispo Morro. Comment
  SEINET10484956  Lupinus bicolor var. tridentatus David B. Dunn 1941-4-19 Dunn 1201 -a San Luis Obispo S of Estrella, grassland and plowed fields, open rolling country. Comment
  UCR132065  Lupinus chamissonis George K. Helmkamp 2003-7-29 8043 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UCSB40583  Lupinus chamissonis Helbrecht, Lynn 1980-4-25 San Luis Obispo Nipomo Mesa; Hwy. 1, 20 yds. off road to east 30 Comment
Read comments
Sep 18 2015
  SD56798  Lupinus chamissonis Darley F. Howe 1963-5-19 3496 San Luis Obispo 3.0 miles east of west entrance to Los Padres National Forest, on #466. 305 Comment
  SBBG49545  Lupinus concinnus L. W. Edge 1973-4-11 299 San Luis Obispo St Hwy 58 near Shell Crk Comment
  UC1551934  Lupinus concinnus Aaron Liston and James D. Morefield 1988-3-21 716 -1 San Luis Obispo Jct. Hwy 58 and Navajo Road approx. 25 mi ne San Luis Obispo; boundary of Los Padres National Forest 600 Comment
  OBI37866  Lupinus concinnus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18734 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte 869 Comment
  SD244703  Lupinus concinnus David Keil 1998-4-9 26661 San Luis Obispo USFS trailhead aea on Hwy 166 NE of Tepusquet Canyon road. Comment
  OBI12899  Lupinus formosus Robert F. Hoover 1959-5-9 8498 San Luis Obispo 4 mi W of Paso Robles on Adelaida rd Comment
  SBBG17728  Lupinus hirsutissimus D. Emery 1950-4-2 San Luis Obispo Cal-Poly Campus near dump Comment
  SD241819  Lupinus hirsutissimus Ellen Dean, T. Starbuck and M. Starbuck 2008-3-25 4650 San Luis Obispo Along Hwy 58 west of turn off to Paso Robles, North side of the road. 445 Comment
  UCR122465  Lupinus latifolius var. latifolius George K. Helmkamp, E. A. Helmkamp 1998-5-20 4006 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  CAS-BOT-BC207219  Lupinus ludovicianus R. F. Hoover 1964-5-11 8800 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC207216  Lupinus ludovicianus Gertrude Sinsheimer 1927-6-1 s.n. San Luis Obispo Upper Arroyo Grande Valley Comment
  CAS-BOT-BC207233  Lupinus ludovicianus R. F. Hoover 1949-5-17 7702 San Luis Obispo Upper Arroyo Grande, 6 mi. above County Park Comment
  OBI64148  Lupinus ludovicianus Jason Dart 2004-6-12 243 San Luis Obispo This site in on the Santa Margarita Ranch, within a Safe Harbor Agreement area on the Cuesta Ridge Vineyard for red-legged frog 366 Comment
  OBI69897  Lupinus ludovicianus JoEllen Bottner 2006-6-4 s.n. San Luis Obispo East/West Ranch, Cambria, near wood bridge Comment
  JEPS107995  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-6 1146 San Luis Obispo El Camino Real 0.3 mi E US 101 at Santa Margarita exit Comment
  OBI48301  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1176 San Luis Obispo Roadside bank Nacimiento Rd 1.4 mi E Chimney Rock Rd Comment
  SEINET239806  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1171 San Luis Obispo USFS road 2.1 mi E of Los Machos Creek Branch Mountains La Panza Range. Comment
  OBI12888  Lupinus microcarpus var. horizontalis Robert F. Hoover 1967-3-27 10299 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  OBI12887  Lupinus microcarpus var. horizontalis Robert F. Hoover 1966-4-2 9786 San Luis Obispo Cyn behind old "sheep camp" On E side of Soda Lake, W side of Temblor range Comment
  OBI72816  Lupinus microcarpus var. microcarpus Michael Walgren 2008-6-21 138 San Luis Obispo Near Los Osos. Roadside on Turri rd approx. 1.5 mi inland from So bay Blvd Comment
  OBI48435  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1145 San Luis Obispo Roadside, hwy 41 at entrance to Circle N Ranch 0.7 mi E Cripple Creek Rd, 8.9 mi E Templeton Rd Comment
  OBI48481  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1181 San Luis Obispo Steep rd cut on El Pomar Rd 0.1 mi S of jctn with Vaquero Dr paralleling Salinas River, N Templeton Comment
  OBI35398  Lupinus nanus H. E. Jones 1981-5-18 2 San Luis Obispo Point Piedras Blancas Comment
  UC15976  Lupinus nanus W. H. Brewer 1861-4-13 451 San Luis Obispo Arroyo Grande Comment
  UCSC000399  Lupinus nanus N. K. Carlson 1936-3-18 151 San Luis Obispo 0.2 mile S. of Nipomo Hill - Arroyo Grande 125 Comment
  RSA648328  Lupinus nanus subsp. nanus Marion P. Harthill 1972-4-15 s.n. San Luis Obispo Morro Bay 15 Comment
  CAS-BOT-BC202126  Lupinus nipomensis Alice Eastwood 1940-4-14 18929 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  CAS-BOT-BC202129  Lupinus nipomensis R. F. Hoover 1965-5-16 9367 San Luis Obispo Near Jack Lake Comment
  POM98560  Lupinus subvexus var. albilanatus Philip A. Munz 1925-3-24 9225 San Luis Obispo 15 miles NE of Paso Robles. Comment
  HSC91532  Lupinus succulentus Susan H. Bicknell 1989-4-17 San Luis Obispo Motano de Oro, along Manzanita Trail Comment
  UC1488834  Lupinus succulentus Lyda W. Edge 1974-6-10 456 San Luis Obispo sand beside Islay Creek (s of Morro Bay); , sand beside Islay Creek Comment
  RSA87093  Lupinus vallicola subsp. apricus F. W. Peirson 1925-3-25 5684 San Luis Obispo Roadside 1/4 mile back from beach at Morro. Comment
  OBI65706  Lychnis coronaria D. R. Miller 1994-6-16 694 -457 San Luis Obispo Pine Mt Region. On D.R. Miller property, E slope of Pine Mtn; Tobacco Crk drainage 732 Comment
  OBI28785  Lysimachia arvensis David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14518 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI32969  Lysimachia latifolia David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16989 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI70182  Lysimachia minima David J. Keil 1991-5-18 21532 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  UC1927737  Lythrum californicum David Keil with Tina Teed and Mariko Uchida 2001-6-15 29583 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. 243 Comment
  CAS-BOT-BC343881  Madia elegans Alice Eastwood; John Thomas Howell 1937-4-30 4166 San Luis Obispo In the upper Arroyo Grande Comment
  UC57403  Madia elegans J. H. Barber 1899-5-7 San Luis Obispo Sta. Lucia Mts. Comment
  CAS-BOT-BC343894  Madia elegans Ernest C. Twisselmann 1956-7-26 3104 San Luis Obispo La Panza Range. Calf Canyon: Creston Road junction 426 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
  OBI47431  Madia gracilis David J. Keil, Art Webster 1984-4-29 18195 San Luis Obispo Cyn bottom of Lopez Wilderness Area Comment
  RSA524215  Madia gracilis David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, Lela Burdett 1983-5-14 17001 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso 5 Comment
  UC455512  Madia gracilis I. J. Condit 1908-4-11 San Luis Obispo Lopez Canyon San Luis Obispo, Lopez Canyon Comment
  UC1872949  Madia radiata David Keil 2001-5-10 29447 San Luis Obispo Bittersweet Road, ca. 10 mi N of Hwy 58. 670 Comment
  CAS-BOT-BC324540  Madia radiata Ernest C. Twisselmann 1965-3-23 10494 San Luis Obispo Pinole Hills at the head of Bitterwater Creek, Temblor Range and the Western San Joaquin Valley 670 Comment
  OBI15735  Madia sativa Robert F. Hoover 1964-6-13 9098 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI75672  Madia sativa D. R. Miller 2011-9-9 911 .1 San Luis Obispo Rocky Butte/Pine Mt region. In Corral Meadow near Ridge rd between Rocky Butte and Pine Mt Pico Crk drainage 914 Comment
  SEINET8887464  Malacothamnus fasciculatus J. H. Barber 1901-1 s.n. San Luis Obispo Santa Lucia Mountains. Comment
  UC1177007  Malacothamnus jonesii Clare B. Hardham 1956-6-21 973 San Luis Obispo Santa Lucia Mountains, Peachy Canyon Comment
  CAS-BOT-BC204176  Malacothamnus jonesii E. Painter; E. Neese 1998-6-16 s.n. San Luis Obispo Calf Canyon, along Highway 58, from junction with Highway 229 eastward for ca. 1 mile Comment
  CAS-BOT-BC204179  Malacothamnus jonesii P. A. Munz 1951-4-14 16331 San Luis Obispo Queen Bee Public Camp, La Panza Range 701 Comment
  RSA126777  Malacothrix californica G. T. Nordstrom 1937-4-14 1078 San Luis Obispo 2.8 miles east-southeast of Williams Ranch 335 Comment
  SFV16300  Malacothrix coulteri P. M. Schiffman 1993-4-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Along Elkhorn Road, about 0.5 miles from intersection with Simmler Road. Comment
  UC1321262  Malacothrix incana R. F. Hoover 1966-9-21 10080 San Luis Obispo Oso Flaco Lake Comment
  UC1321266  Malacothrix incana R. F. Hoover 1966-9-21 10079 San Luis Obispo Oso Flaco Lake Comment
  RSA760723  Malacothrix phaeocarpa David J. Keil, Rhonda Riggins 1987-5-11 20154 San Luis Obispo Cuesta Ridge east, about 6.7 miles from junction with US 101 along Cuesta Ridge Road. 793 Comment
  OBI15642  Malacothrix saxatilis var. commutata Robert F. Hoover 1946-6-29 6201 San Luis Obispo Betw Paso Robles and Adelaida Comment
  OBI64152  Malosma laurina David J. Keil 2001-7-5 29636 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondanada Road. Comment
  UC1130505  Malosma laurina D. Axelrod 1936-6-30 560 San Luis Obispo 1 1/4 mi. n.e. of mouth of Smith Creek; Cayucos Quad. Comment
Read comments
Jul 6 2008
  UC1953305  Malva neglecta David Keil 2010-6-5 30856 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center. Comment
  RSA318067  Malva parviflora E. C. Twisselmann 1971-12-9 18569 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo Co. 671 Comment
  CDA5026  Malva parviflora L. Julian 2000-10-12 3 San Luis Obispo Working area at main entrance to Escuela Ranch. Road opposite Cuesta College from Highway 1. 0 Comment
  OBI24078  Marah fabacea Janice M. Toyoshima 1979-5-18 M 7 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI32084  Marah fabacea David J. Keil, Eric Wise 1981-5-25 14775 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UCR97570  Marah fabacea George K. Helmkamp, E. A. Helmkamp 1997-3-8 1434 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  UC987717  Marah fabacea Roxana S. Ferris and R. Bacigalupi 1951-3-31 12366 San Luis Obispo between Cayucos and Templeton (near Old Creek Ranch, Old Creek-Santa Rita Canyon Road) Comment
  UC987718  Marah fabacea Roxana S. Ferris and R. Bacigalupi 1951-3-31 12367 San Luis Obispo between Cayucos and Templeton (near w summit of grade, Old Creek-Santa Rita Canyon Road) Comment
  OBI3497  Marrubium vulgare Lynch 1971-5-29 45 San Luis Obispo Cal Poly; On the S side of Shepherd's Reservoir Comment
  UC1069994  Matricaria discoidea N. K. Carlson 1936-3-25 216 San Luis Obispo 1.8 mi ne Cerro Romauldo; San Luis Obispo Quad. 152 Comment
  OBI14983  Matthiola incana Bob Fraas 1964-2-22 19 San Luis Obispo OH Unit, Cal Poly Comment
  RSA201610  Meconella denticulata Robert F. Hoover 1950-4-30 7860 San Luis Obispo East slope of La Panza Range Comment
  SEINET200289 Image available Meconella linearis W. R. Ernst 1961-4-2 757 San Luis Obispo Along the Simmler-Creston road about 2 mi. NW of the junction to La Panza. Slopes and roadside in open Oak Woodland. 520 Comment
  UCR115575  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2000-4-20 5405 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  RSA195464  Medicago polymorpha Duane Isely 1965-5-26 9575 San Luis Obispo State #1, immediately south of Cambria. Comment
  UCD107975  Medicago sativa Ernest C. Twisselmann 1958-8-23 4738 San Luis Obispo San Luis Obispo County: Eastern part of county, Dorothy Twisselmann Ranch, Shandon. 670 Comment
  OBI75274  Melaleuca huegelii David J. Keil 2011-6-14 31046 San Luis Obispo Los Osos. Henrietta Ave. near intersection with Maple Ave. 8 Comment
  CAS-BOT-BC269451  Melica californica Geo. B. Grant 1903-4-1 766 a San Luis Obispo Paso Robles Comment
  UC1132241  Melica californica T. M. Hendrix 1937-5-15 180 San Luis Obispo 6.75 mi ese Pozo; Los Padres National Forest, Pozo Quad. 533 Comment
  CAS-BOT-BC269466  Melica californica Ernest C. Twisselmann 1952-6-1 51 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Head of McLean Canyon 1005 Comment
  SBBG109714  Melica geyeri C. B. Hardham 1958-4-9 3070 San Luis Obispo 7 mi W of US Hwy 101; edges of Cuesta Cypress Grove, N of San Luis Obispo Comment
  OBI21989  Melica harfordii Robert F. Hoover 1949-5-14 7674 San Luis Obispo Rocky Butte district, above San Simeon Comment
  OBI46279  Melica imperfecta David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18084 San Luis Obispo Nipomo Mesa. Big coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake Rd, 3.6 mi from jctn with State hwy 1 Comment
  OBI79715  Melica imperfecta David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31571 San Luis Obispo Avenales Ranch, south of Pozo 425 Comment
  RSA585651  Melica imperfecta F. L. Johnson, E. A. Young 1993-5-26 ROBO 635 San Luis Obispo Whiskey Spring. Comment
  OBI21997  Melica imperfecta Eben McMillan 1953-5-8 148 San Luis Obispo Two mi NE of Cholame Comment
  OBI21998  Melica imperfecta Robert F. Hoover 1950-5-22 7926 San Luis Obispo Summit of ridge above Cuesta Pass Comment
  OBI53541  Melica imperfecta Arthur W. Hazebrook 1991-4-19 20 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the Hill Comment
  RSA801740  Melica imperfecta D. M. McF 1953-6-3 s.n. San Luis Obispo Dick Westerman Ranch. Arroyo Grande. Comment
  CAS-BOT-BC264263  Melica torreyana R. F. Hoover 1964-5-13 8857 San Luis Obispo South Fork of Old Creek Comment
  OBI69698  Melica torreyana David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1945 San Luis Obispo Cuesta Ridge Botanical Area. 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical area, along rd Comment
  RSA518270  Melica torreyana Steven A. Junak, David A. Young, Tina J. Ayers 1989-4-27 3963 San Luis Obispo Cuesta Ridge; Along dirt road on N side of main road (USFS Road 29S11.3) 0.2 miles E of W boundary sign for the Cuesta Ridge Botanical Area, 5.0 miles W of highway 101. 787 Comment
  OBI73554  Mentha aquatica David J. Keil 2010-11-2 30941 San Luis Obispo Lower Prefumo Canyon Road, 1.6 miles from intersection with Los Osos Valley Road. Along channel of Prefumo Creek 70 Comment
  OBI31763  Mentha canadensis Smeltzer, Turnquist 1982-5-19 138 San Luis Obispo Along the Laguna Lake paved rd and the NE shoreline of lake Comment
  OBI33110  Mentha canadensis David J. Keil 1983-9-10 17958 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SBBG6411  Mentha canadensis C. B. Hardham 1958-9-16 3851 San Luis Obispo San Marcos Crk near Oak Flat Rd Comment
  JEPS41164  Mentzelia affinis W. L. Jepson 1932-4-3 16227 San Luis Obispo Elkhorn Scarp; ; e. San Luis Obispo Co. 670 Comment
  SFV20177  Mentzelia affinis P. M. Schiffman 1993-4-25 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Elkhorn Plain, south-facing hillside near Elkhorn Road, 7.8 miles from intersection with Simmler Road. 800 Comment
  OBI57107  Mentzelia micrantha G. F. Hrusa 1995-5-2 12275 San Luis Obispo Black Butte Research Natural Area; below Peak 1 radio facility 625 Comment
  UC454533  Mentzelia micrantha I. J. Condit 1908-4-2 San Luis Obispo Lopez Canyon Comment
  SBBG69252  Mentzelia pectinata J. Hopkins 1952-4-20 San Luis Obispo hwy from McKittrick to Santa Margarita, ca. 4 mi out toward Soda Lake Comment
  UCR28909  Mentzelia pectinata Melissa Luckow, R. Riggins, R. A. Pimentel 1982-5-2 855 San Luis Obispo Crocker Canyon. County Road 285, 13.8 mi SE of the junction with Hwy 58 Comment
  OBI78276  Mentzelia pectinata Craig Woods 1978-5-23 55 San Luis Obispo E side of Carrizo Plain, 2.5 mi NW of Hurricane rd 762 Comment
  UC1315005  Mentzelia pectinata E. McMillan 1952-4-1 33 San Luis Obispo 7 m s and 15 m e Shandon (Choice Valley) Comment
  OBI12479  Mentzelia veatchiana Robert F. Hoover 1952-5-6 8153 San Luis Obispo 6 mi E of Creston, on La Panza Rd Comment
  OBI12480  Mentzelia veatchiana Eben McMillan 1952-5-5 104 San Luis Obispo Red Eagle Mine 1 mi E 12 mi S Shandon Comment
  LA212247  Micromeria douglasii Lee Haines; 1958-5-31 s.n. San Luis Obispo S Santa Luica Mountains. 579 Comment
  CDA16367  Micropus californicus var. californicus G. F. Hrusa 2000-4-13 15354 San Luis Obispo Carrizo Plain; Saucito Rocks, Saucito Springs, on way to Saucito Rocks. 731 Comment
  SEINET7063631  Micropus californicus var. californicus A. G. Vestal 1947-4-12 s.n. San Luis Obispo About 5 miles northeast of Estrella in Hog Canyon. UTM Zone 10, 771477mE, 3960495mN. (WGS84/NAD83). 354 Comment
  UC2027049  Microseris campestris Greg Wilvert 2005-5-1 374 San Luis Obispo Southeast Half of the Caliente Range: Along Pipeline Road Comment
  OBI31620  Microseris douglasii Turnquist, Smeltzer 1982-5-1 79 San Luis Obispo On the NE side of Laguna Lake Park Comment
  OBI57017  Microseris douglasii G. F. Hrusa 1992-3-27 10343 San Luis Obispo Upper Salinas Valley. Right-of-way along hwy 46 approx 4 mi E of Paso Robles Comment
  OBI73455  Microseris douglasii David J. Keil 2010-6-1 30819 San Luis Obispo La Panza Mountains. Red Hill Road, just south of junction with Highway 58. 610 Comment
  OBI80432  Microseris douglasii David J. Keil 1992-1 22876 San Luis Obispo Laguna Lake Park. 170 Comment
  OBI80038  Microseris douglasii David J. Keil, with Lynne Dee Althouse 2002-5-2 29842 San Luis Obispo Santa Margarita Ranch Comment
  CAS-BOT-BC348994  Microseris douglasii subsp. douglasii Alice Eastwood; John Thomas Howell 1935-3-25 2007 San Luis Obispo Cholame Comment
  JEPS35277  Microseris douglasii subsp. douglasii R. F. Hoover 1948-4-17 7461 San Luis Obispo s Shandon; San Juan River Comment
  OBI15624  Microseris douglasii subsp. tenella Robert F. Hoover 1947-4-13 6916 San Luis Obispo 3 mi NW of Morro Bay town on hwy 1 Comment
  UC92110  Microseris douglasii subsp. tenella T. S. Brandegee 1898-6-10 San Luis Obispo San Simeon Comment
  UCSC000847  Microseris douglasii subsp. tenella Grey Hayes 2001-5-9 344 San Luis Obispo By roadside Paso Robles Comment
  POM97317  Microseris heterocarpa P. A. Munz 1926-4-8 10159 San Luis Obispo Paso Robles. Comment
  OBI74281  Microsteris gracilis Theo Fitanides, Anthony Baniaga 2010-2-28 15 San Luis Obispo Tierra Redonda Mtn BLM ACEC 439 Comment
  RSA115489  Microsteris gracilis subsp. humilis E. C. Twisselmann 1955-4-14 1839 San Luis Obispo Summit of Temblor Mountains at Las Yeguas Ranch. 1052 Comment
  CAS-BOT-BC9694  Mimulus androsaceus Clare Butterworth Hardham 1960-3-28 5252 San Luis Obispo about 1 mile northwest of Bee Rock 304 Comment
  OBI4046  Mimulus aurantiacus var. aurantiacus Ralph N. Philbrick 1964-6-4 s.n. San Luis Obispo East slope, Cerro de San Luis Obispo Comment
  UCSB22892  Mimulus aurantiacus var. aurantiacus Kahrmann, C. 1965-5-22 San Luis Obispo Morro Rock, Morro Bay State Park Comment
  UC27114  Mimulus douglasii Miss Ella T. Bailey April, 1893 San Luis Obispo Comment
  UCR122507  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2001-5-2 6618 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 Comment
  OBI23269  Mimulus guttatus Jim Rogers 1972-7-25 16 San Luis Obispo In Poly Cyn on side of cyn near a spring Comment
  UCSB22896  Mimulus guttatus Kahrmann, C. 1965-3-13 San Luis Obispo 1/4 mile north of Poly Canyon; on grounds of California Polytechnic College Campus; San Luis Obispo Comment
  CDA17749  Mimulus longiflorus Austin Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; Just N of Maidenform Flats. 0 Comment
  JEPS35079  Mimulus pilosus R. F. Hoover 1952-6-10 8248 San Luis Obispo La Panza Public Camp Los Padres National Forest Comment
  RSA123267  Minuartia cismontana T. M. Hendrix 1937-4-26 98 San Luis Obispo 3.2 miles NNE of Highland School. 457 Comment
  SBBG1981  Minuartia douglasii H. and M. Dearing 1938-5-8 2610 San Luis Obispo crk N of San Luis Obispo Comment
  OBI54389  Mirabilis laevis var. crassifolia George Butterworth 1995-7-9 90 San Luis Obispo Carrizo Plain Natural Area. Round Rock Valley, 4.6 mi SE of Crocker Rd, 1/3 mi E of Elkhorn Rd. W bank 747 Comment
  CAS-BOT-BC219837  Monardella breweri R. F. Hoover 1952-5-25 8229 San Luis Obispo Caliente Mt. Comment
  SEINET10582033  Monardella crispa A. Graff 1993-7-7 Graff 148 San Luis Obispo Pismo Dunes Vegetation Preserve. Ca. 1/4 mile south of Graff collection 139-146 population. T32S,R12E. Locally abundant. Growing out from under and through Salix sp. Comment
  CDA17958  Monardella frutescens Austin Griffiths 1986-5-15 s.n. San Luis Obispo Callender Dunes; Just S a few yards from NW corner of PG&E Callender Switching Station. 0 Comment
  CAS-BOT-BC220378  Monardella palmeri R. F. Hoover 1946-6-15 6146 San Luis Obispo Rinconada Mine, betw. Santa Margarita and Pozo Comment
  OBI46209  Monardella sinuata subsp. sinuata David J. Keil 1982-6-27 16322 San Luis Obispo Hills overlooking Los Osos from the S Comment
  SBBG46253  Monardella undulata subsp. crispa L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake Comment
  UC942880  Monardella undulata subsp. crispa Lewis S. Rose 1950-5-13 50121 San Luis Obispo Oso Flaco Lake region Comment
  SBBG105105  Monardella undulata subsp. crispa C. F. Smith 1994-9-9 12597 San Luis Obispo NE section of Guadalupe Oil Field Comment
  RSA408685  Monardella undulata var. frutescens E. A. Purer 1933-7-20 5058 San Luis Obispo 5 miles northwest of Guadalupe. Comment
  OBI79943  Monardella villosa David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31862 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 300 Comment
  UCR103982  Monardella villosa subsp. obispoensis George K. Helmkamp 1997-6-21 2065 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 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
  UC580715  Monolopia congdonii D. Axelrod 1935-4-6 261 San Luis Obispo 5 mi e, se of Cuyama Ranch 701 Comment
  CAS-BOT-BC349543  Monolopia lanceolata R. F. Hoover 1948-5-2 7509 San Luis Obispo La Panza district Comment
  CDA16334  Monolopia lanceolata G. F. Hrusa 2000-4-1 15321 San Luis Obispo Carrizo Plain; Hills above and to W of Swain pasture. 762 Comment
  OBI69889  Monolopia lanceolata Charles E. Blair 2002-2-19 49 San Luis Obispo Chimineas Ranch, N side of Carrizo Cyn rd, 1 mi N of SR 166, 472 Comment
  UCD78268  Monolopia lanceolata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4613 San Luis Obispo San Luis Obispo Co.: Carrizo Plain. Along Soda Lake Road south of the visitors center. Not certain of exact location. Lat/Long and elevation estimated from Hrusa 15688 at the CCH website. 792 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
  RSA247112  Monolopia lanceolata Gary D. Wallace 1966-4-2 281 San Luis Obispo Crocker Springs Road, Crocker Canyon in the Temblor Range. 2 miles past oil fields, 13 miles NW of Taft and south of McKittrick. 945 Comment
  UC1925844  Montia fontana David Keil 1981-4-9 14289 San Luis Obispo 2.5 miles beyond Shell Creek along State Highway 58. Comment
  RSA141028  Montia fontana Clare B. Hardham 1960-4-4 5316 San Luis Obispo Outlet Cantinas Creek Comment
  HSC35443  Mucronea californica A. M. Montalvo, J. D. Ackerman 1975-6-25 516 San Luis Obispo Baywood Park, S end of Morro Bay, E end of Santa Ysabel Ave. near 16th St. Comment
  SDSU19549  Mucronea californica Nuri Benet-Pierce, John P. Pierce 2010-6-5 300 San Luis Obispo Nipomo-Dunes National Wildlife Refuge, Guadalupe, California 9 Comment
  JEPS13557  Mucronea californica Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5185 San Luis Obispo 1.7 mi s Geneseo School (along road from Geneseo School to Creston); East Branch of Huerhuero Creek 323 Comment
  OBI10892  Mucronea californica Robert F. Hoover 1946-6-30 6221 San Luis Obispo N base of La Panza Range (NW of Cammatti Ranch) Comment
  OBI10896  Mucronea californica Robert F. Hoover 1947-5-24 7203 San Luis Obispo Yaro Crk near its jctn with toro crk Comment
  UC455207  Mucronea californica I. J. Condit 1910-5-14 San Luis Obispo Osos Valley San Luis Obispo Comment
  OBI31080  Muhlenbergia rigens Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  CDA34866  Myosotis latifolia David J. Keil 1999-3-14 28212 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. 0 Comment
  OBI55341  Myosurus minimus var. apus David J. Keil 1998-4-30 27002 San Luis Obispo Carrizo Plain. Drying vernal pool at NE corner of intersection of Belmont Trail and Soda Lake Road (35 deg. 18.497' N x 119 deg. 59.275') 591 Comment
  OBI35054  Myriophyllum spicatum Eric Wise 1981-8-9 1065 San Luis Obispo Lopez Lake Comment
  OBI64655  Najas guadalupensis David J. Keil, with Kathleen A. Keil 2002-7-27 29900 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  RSA173968  Najas marina Robert F. Thorne, Percy C. Everett 1962-10-3 31407 San Luis Obispo Oso Flaco Lake. 8 Comment
  UCD87435  Nassella cernua G. F. Hrusa 2000-4-10 15328 San Luis Obispo San Luis Obispo County: North of Carrizo, along Bitterwater Road at Monterey County line. 579 Comment
  CAS-BOT-BC260014  Nassella lepida Clare B. Hardham 1961-5-26 7264 San Luis Obispo Santa Lucia Mountains. Adelaida, Lime Mountain Comment
  POM216203  Nassella pulchra D. D. Keck 1933-5-5 2188 San Luis Obispo Odd Fellows Cemetery, near mouth of Torro Creek, between Cayucos and Morro. Comment
  UCD23585  Nassella pulchra Larry E. Brown 1970-3-16 1739 San Luis Obispo Cuesta Ridge north of San Luis Obispo. Comment
  RSA0012216  Nasturtium Mark A. Elvin, Erin Shapiro 2010-7-29 6468 San Luis Obispo Santa Maria River Valley, Guadalupe Dunes, SE edge of Oso Flaco Lake, 50 meters NE of agricultural ditch 2 Comment
  SBBG20197  Nasturtium gambelii E. R. Chandler 1962-6-15 869 San Luis Obispo edge of Oso Flaco Lake [putative hybrid w/ N. officinale] 15 Comment
  UCD116054  Nasturtium officinale Dennis E. Breedlove 1963-8-6 5705 San Luis Obispo San Luis Obispo County: Along shore of Oso Flaco Lake. Comment
  UCR159844  Navarretia hamata George K. Helmkamp, E. A. Helmkamp 2005-6-12 9621 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  UC455659  Navarretia hamata subsp. parviloba I. J. Condit and H. B. Waters 1909-5-16 San Luis Obispo Cerro Alto Mt. Summit Comment
  OBI56494  Navarretia mitracarpa D. R. Miller 1991-5-29 591 -11 San Luis Obispo Along the E slope of Pine Mtn 914 Comment
  JEPS99398  Navarretia mitracarpa Clare B. Hardham 1964-6-25 12062 San Luis Obispo E of Santa Margarita (Rinconada Mine) Comment
  OBI20983  Nemacladus ramosissimus Robert F. Hoover 1947-3-26 6764 San Luis Obispo Oak Park district Comment
  JEPS13022  Nemacladus ramosissimus Rimo Bacigalupi with Roxana S. Ferris and G. T. Robbins 1955-5-23 5199 San Luis Obispo 1.6 mi n Commatti Canyon road junction with Creston-La Panza road (upper part of Commatti Canyon road, along Shell Creek); Shell Creek 405 Comment
  JEPS116685  Nemacladus secundiflorus David Gowen 2006-6-1 594 San Luis Obispo Hwy 58 ca. 0.5 mi W of Shell Creek Rd. Sandy area on S side of road. Comment
  SEINET10972554  Nemacladus secundiflorus Rimo Bacigalupi 1954-5-19 Bacigalupi 4504 San Luis Obispo Flood plain of East Fork Huerhuero Creek at crossing of road 1.1 miles south of Geneseo School, 3 miles north of Creston 305 Comment
  OBI57348  Nemacladus secundiflorus var. secundiflorus David J. Keil 1998-6-10 27754 San Luis Obispo Shell Creek area, 0.5 miles N from Hwy 58 along Shell Creek Rd. on east side of road. Comment
  JEPS13026  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi with Roxana S. Ferris and G. T. Robbins 1955-5-24 5209 San Luis Obispo 2.4 mi above Palo Prieto Canyon confluence with Cholame Creek (n end of Temblor Range, ne San Luis Obispo County); Temblor Range, Palo Prieto Canyon 457 Comment
  UCSB38007  Nemophila menziesii Edge, Lyda 1973-4-11 San Luis Obispo Growing near Shell Creek on State Highway 58 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
  SBBG16114  Nicotiana quadrivalvis E. C. Twisselmann 1962-8-23 7694 San Luis Obispo hills at summit of Palo Prieta Cyn 701 Comment
  UCR159993  Nicotiana quadrivalvis George K. Helmkamp, E. A. Helmkamp 2005-6-12 9666 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
  OBI30347  Nicotiana quadrivalvis David J. Keil 1980-9-21 14248 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  OBI29088  Notholithocarpus densiflorus var. densiflorus Karen Symonds 1982-7-25 39 San Luis Obispo Montana de Oro State Park, along Coon Creek trail. Comment
  OBI14334  Notholithocarpus densiflorus var. densiflorus W. Kent Allender 1962-12-17 15 San Luis Obispo Collected in burn area, Cuesta Summit N of US 101, San Luis Obispo Comment
  OBI47375  Oemleria cerasiformis David J. Keil 1985-3-26 18473 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  UCR266014  Oemleria cerasiformis David J. Keil 1985-3-26 18473 San Luis Obispo Central Coast, Lodge Hill subdivision area of Cambria 122 Comment
  RSA128121  Oemleria cerasiformis Clare B. Hardham 1959-3-14 4070 San Luis Obispo York Mt. Comment
  SBBG130686  Oenothera californica subsp. californica D. J. Keil 2012-7-18 31446 San Luis Obispo Santa Maria River bed at Hwy 1 bridge, just N of Guadalupe and Santa Barbara County line 22 Comment
  SBBG9321  Oenothera elata subsp. hirsutissima C. B. Hardham 1959-6-20 4824 San Luis Obispo Santa Rosa Crk, Cambria Comment
  OBI78190  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 d San Luis Obispo Quad: Nipomo 7.5 375 Comment
  OBI17565  Opuntia ficus-indica Doug Gratz 1977-3-4 s.n. San Luis Obispo Cal Poly University. 1/2 mine from Sorento Sheep Unit Comment
  OBI6213  Opuntia ficus-indica Malcolm G. McLeod 1973-11-17 1254 San Luis Obispo Viewmont and Sunset, Hospital hIll, SLO Comment
  SBBG118208  Orobanche californica subsp. grandis M. Wetherwax, E. Painter 2003-5-18 SLO 335 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 138 Comment
  OBI53134  Orobanche californica subsp. jepsonii Lynne Dee Oyler, David J. Keil 1988-6-23 554 San Luis Obispo Upper Perfumo Cyn Rd near summit Comment
  CAS-BOT-BC500158  Orobanche fasciculata Clare B. Hardham 1957-6-15 2223 San Luis Obispo Santa Lucia Mountains: Villa Creek Comment
  UCSB42854  Orobanche uniflora Oberholtzer, M. 1980-4-18 San Luis Obispo West side of State Rte. 46, 14 miles east of its intersection with Hwy. 1 365 Comment
  RSA660575  Orthocarpus purpurascens Austin P. Griffiths, S. Goodrich 1978-5-15 s.n. San Luis Obispo Oceano. 10 Comment
  OBI11852  Oxalis pilosa Robert F. Hoover 1964-6-12 9079 San Luis Obispo Rd from North Fork San Simeon Crk to Rocky Butte Comment
  CAS-BOT-BC318235  Packera breweri Alice Eastwood; John Thomas Howell 1936-5-9 2360 San Luis Obispo 7 miles east of Adelaida Comment
  JEPS114150  Paeonia californica J. Olson 2002-4-9 San Luis Obispo Camp San Luis Obispo. Steep SE-facing slope on S side of road, 0.2 mile from gate at water treatment plant. Comment
  OBI11848  Paeonia californica Aart C. DeVos 1963-3-31 49 San Luis Obispo Poly Cyn, alongside of rd Comment
  UC1315077  Paeonia californica R. F. Hoover 1967-2-18 10213 San Luis Obispo Diablo Canyon San Luis Range Comment
  CAS-BOT-BC121274  Paeonia californica R. C. Bacigalupi 1949-4-7 3077 San Luis Obispo Along Santa Rosa Road, 6.4 mi. E od junction with Calif. Hwy #1, near Cambria. Comment
  CAS-BOT-BC121280  Paeonia californica Ernest C. Twisselmann 1969-4-24 15167 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas River 5 miles south of Paso Robles 213 Comment
  JEPS55206  Paeonia californica Lois Chambers 1934-4-1 San Luis Obispo about 10 mi from Santa Margarita (on road from Simmler to Santa Margarita); Santa Barbara National Forest Reserve Comment
  RSA434260  Paeonia californica Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, at Eldorado School Comment
  OBI74451  Panicum capillare David J. Keil, with V. L. Holland 1988-9-9 21118 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  OBI50132  Panicum capillare Michael Curto, Linda Allen 1992-8-20 846 San Luis Obispo Creston area ~ 3.5 km S of Creston, W branch Huerhuero Cr, T28S R13E unsect 390 Comment
  OBI58591  Papaver californicum David J. Keil 1998-4-27 26930 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  UC117975 Image available Papaver californicum J. G. Lemmon 1887-1 San Luis Obispo Cholame Comment
  CAS-BOT-BC272335  Pappostipa speciosa Ernest C. Twisselmann 1953-3-18 105 San Luis Obispo Chukar Ridge above Associated Canyon, Temblor Range and the Western San Joaquin Valley 1066 Comment
  OBI33070  Parietaria hespera David J. Keil 1983-4-23 16932 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI26419  Paspalum dilatatum David J. Keil 1980-9-21 14233 San Luis Obispo 2 mi S of Creston on Calif 229 Comment
  OBI43332  Paspalum dilatatum Eric Wise 1981-10-23 1330 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  SEINET10952272  Passiflora manicata Robert J. Rodin 1965-6-9 Rodin 7134 San Luis Obispo cultivated in Morro Bay Comment
  POM96048  Pectocarya anisocarpa P. A. Munz 1926-4-8 10179 San Luis Obispo 35 miles east of Paso Robles Comment
  OBI20869  Pectocarya linearis subsp. ferocula Robert F. Hoover 1948-4-17 7464 San Luis Obispo San Juan River S of Shandon Comment
  UC2027431  Pectocarya setosa Greg Wilvert 2005-4-24 315 San Luis Obispo Southeast Half of the Caliente Range. 2.9 km S of Padrones Spring. Comment
  OBI75015  Pedicularis densiflora Michael Walgren 2011-2-12 198 San Luis Obispo Private propoerty onEastern boundary of Morro Bay State Park 80 Comment
  UC1125727  Pedicularis densiflora G. T. Nordstrom 1937-3-29 1038 San Luis Obispo 2.4 mi sw of Chimney Rock 411 Comment
  OBI80782  Pedicularis rigginsiae Rhonda Riggins 1980-3-16 1195 San Luis Obispo Mesa S Arroyo de la Cruz, 1 mi E of Hwy 1, 11.6 N San Simeon Comment
  CAS-BOT-BC6275  Pediomelum californicum Edward Palmer 1876-7-10 s.n. San Luis Obispo McGinnis Ranch. Head of the Salinas River. Comment
  UCR122129  Pelargonium grossularioides George K. Helmkamp, E. A. Helmkamp 2000-4-21 5444 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI68368  Pelargonium grossularioides David J. Keil 2003-8-23 30286 San Luis Obispo Arroyo Grande. North of Wal-Mart shopping center along West Branch Street in vicinity of small pond in catchment basin Comment
  CAS-BOT-BC69247  Pellaea andromedifolia R. F. Hoover 1964-6-13 9104 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  UCR266505  Pellaea mucronata David J. Keil 2003-5-6 30169 San Luis Obispo Hwy 58, c. 1 mi east of Hwy 229 473 Comment
  CDA15118  Pellaea mucronata var. mucronata G. F. Hrusa 1998-4-25 14204 San Luis Obispo La Panza Range; Above La Panza Camp. Comment
  SBBG112552  Pennisetum setaceum B. Land, J. Sessions 1986-8-5 31 San Luis Obispo Cal Poly campus; located under railroad tracks 121 Comment
  OBI31580  Penstemon heterophyllus Joy Nishida 1982-5-22 389 San Luis Obispo American Cyn. .8 mi S of Campground, where rd crosses dry stream bedof rocks and boulders 518 Comment
  CAS-BOT-BC330530  Pentachaeta fragilis R. F. Hoover 1952-5-24 8216 San Luis Obispo Caliente Mt., along ridge W of peak Comment
  OBI16787  Pentachaeta fragilis Robert F. Hoover 1952-5-25 8228 San Luis Obispo Caliente Mt Comment
  OBI16788  Pentachaeta fragilis Robert F. Hoover 1952-5-24 8216 San Luis Obispo Caliente Mt Comment
  UC580798  Pentagramma triangularis subsp. triangularis V. Stackhouse 1937-12-15 89 San Luis Obispo 3 mi w-nw Nacimiento Ranch; Bradley Quadrangle 350 Comment
  UC74909  Pentagramma triangularis subsp. triangularis Mrs. R. W. Summers San Luis Obispo Comment
  UCSB31771  Pentagramma triangularis subsp. triangularis Simmons, Karen 1979-1-20 San Luis Obispo 0.7 miles West along dirt road; 5.2 miles Northwest of San Luis Obispo Creek along See Canyon Rd. 243 Comment
  UC1123114  Perideridia californica G. T. Nordstrom 1937-6-11 1336 San Luis Obispo 4 mi nnw Josephine School; Adelaida Quadrangle Comment
  OBI19660  Peritoma arborea Robert F. Hoover 1948-4-17 7478 San Luis Obispo Commatti Canyon Comment
  OBI46145  Persicaria punctata Jill MacIntyre, Beth Landy 1986-8-12 55 San Luis Obispo San Luis Crk, next to S Higuera. Near bridge over crk. Downstream from sewage treatment plant Comment
  OBI78874  Petrorhagia dubia Kristen Nelson 2013-5-22 s.n. San Luis Obispo Cuesta Grade. West side along dirt road west of TV tower Road 616 Comment
  JEPS99207  Petunia parviflora Clare B. Hardham 1957-9-12 2604 San Luis Obispo Santa Rosa Creek, Cambria Comment
  SBBG34869  Petunia parviflora Mrs. R. W. Summers 1885-9-2 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  LA25856  Phacelia ciliata Harlan Lewis; 1950-3-25 sn San Luis Obispo Carriso Plain Comment
  UC1501864  Phacelia ciliata var. ciliata Eben MacMillan 1951-3-10 San Luis Obispo overlooking San Joaquin valley (junction of San Luis Obispo and Kern Cos.); Wreden Ranch 762 Comment
  OBI13812  Phacelia distans Richard Schmitt 1964-2-23 14 San Luis Obispo At end of Los Osos Valley Rd 100 yds in state park, 90 deg to ocean for 100 ydss Comment
  OBI13816  Phacelia distans Eben McMillan 1952-4-30 71 San Luis Obispo Shell Crk 12 I S, 1.5 mi E of Shandon Comment
  UCD166287  Phacelia douglasii Jack Major 1962-4-22 799 San Luis Obispo San Luis Obispo County: Shell Creek north of Creston-Simmler HWY on road to Shandon about 1/2 mile. (Exact location unknown. Coordinates estimated by label maker.) (Creston-Simmler HWY is present day HWY 58.) 390 Comment
  OBI53838  Phacelia douglasii Arthur W. Hazebrook, Kathleen G. Jones, Will Stagg 1993-3-22 199 San Luis Obispo Nipomo Dunes Complex, Hidden Willow Valley, stabilized dunes 1.5 mi S of Big Coreopsis Hill. Comment
  SBBG112377  Phacelia douglasii D. Keil 1985-3-31 18520 San Luis Obispo Hwy 58, ca. 100 m E of jct with Huerhuero Rd Comment
  SJSU3432  Phacelia douglasii C. W. Sharsmith 1962-4-22 6887 San Luis Obispo by Shell Cr, San Juan Cr drainage c. 12 mi S of Shandon 414 Comment
  UC2027046  Phacelia fremontii Greg Wilvert 2005-3-30 72 San Luis Obispo Southeast Half of the Caliente Range: Approx. 1.1km SSE of Padrones Springs Comment
  OBI73054  Phacelia grisea David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25422 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  OBI82439  Phacelia imbricata David J. Keil, with George Butterworth 2016-2-25 33465 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek 35 Comment
  SBBG34826  Phacelia imbricata Mrs. R. W. Summers -Jun-1884 San Luis Obispo Santa Margarita plains Comment
  CAS-BOT-BC159044  Phacelia ramosissima var. austrolitoralis R. F. Hoover 1964-7-11 9177 San Luis Obispo 3 mi. nw. of Nipomo Comment
  POM186373  Phacelia ramosissima var. montereyensis Thomas Craig 1933-7-3 1887 San Luis Obispo Sand hills 1-3 miles south of Pismo Beach. Comment
  UC1069397  Phacelia tanacetifolia C. M. Belshaw 1936-3-17 1622 San Luis Obispo 2.2 mi se Nipomo (Plot 3); Nipomo Quadrangle 205 Comment
  UC1069403  Phacelia tanacetifolia G. T. Nordstrom 1937-4-6 1046 San Luis Obispo 3.3 mi nnw Chimney Rock; Adelaida Quadrangle Comment
  OBI17788  Phacelia viscida Penelope Blackmer 1973-4-30 80 San Luis Obispo Pennington Crk Bio Reserve. Yucca Ridge across crk from Skunk Hollow Comment
  UC1069366  Phacelia viscida H. C. Lee 1936-3-19 587 San Luis Obispo 2 mi nw Indian Knob; Arroyo Grande Quadrangle Comment
  RSA15736  Phacelia viscida Carl B. Wolf 1929-4-13 3484 San Luis Obispo Along the Pacific Ocean between Pismo beach and San Luis Obispo. 30 Comment
  UCSB51837  Phacelia viscida var. viscida Gierisch, R.; Esplin, D. 1969-4-4 San Luis Obispo Vicinity of Twitchell Reservoir, T11N, R32W Comment
  OBI72933  Phalaris aquatica David J. Keil 1993-5-21 24068 San Luis Obispo Nipomo Dunes Preserve. Oso Flaco Lake Area. From Oso Flaco Parking area to beach North of Oso Flaco Creek Comment
  RSA575714  Phalaris aquatica S. J. Darbyshire 1994-9-12 4568 San Luis Obispo Cambria. Comment
  OBI5597  Phalaris aquatica Sharon Jochums 1974-5-19 234 San Luis Obispo On W side of hwy 1 S of Arroyo de la Cruz Comment
  UCR58339  Phalaris californica George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Toro Creek Canyon Road, east of Hwy 101, just south of Cayucos 122 Comment
  RSA129158  Phalaris caroliniana C. M. Belshaw 1936-3-31 1760 San Luis Obispo 3 miles NNE of Cayucos Point 107 Comment
  UCD89260  Phalaris minor Chas R. Schenck 1927-6-28 s.n. San Luis Obispo San Luis Obispo County: San Luis Obispo. Comment
  OBI59104  Phalaris paradoxa David J. Keil 1998-6-12 27785 San Luis Obispo Morro Bay State Park. Park Ridge area W of Holister Peak, near quarry trail. Comment
  CAS-BOT-BC219572  Pholisma arenarium Ernest C. Twisselmann 1955-10-1 2429 San Luis Obispo At south end of Morro Bay 3 Comment
  SBBG5383  Pholisma arenarium G. Jones 1960-7-3 San Luis Obispo 4 mi N of Guadalupe, 100 yards W of Highway 1 Comment
  UC1392669  Pholistoma auritum R. F. Hoover 1968-4-16 11016 San Luis Obispo Suey Creek Comment
  RSA573674  Phoradendron macrophyllum Vanessa Ashworth, Nigel Boyle 1994-10-16 70 San Luis Obispo Near junction between 13th St and Vine St, SE corner, in center of Paso Robles. Comment
  OBI31661  Phyla nodiflora Turnquist, Smeltzer 1982-6-16 165 San Luis Obispo Laguna Lake Park, near N end of pavedrd Comment
  RSA683030  Phyllospadix scouleri F. H. Elmore 1938-8-14 361 San Luis Obispo Avila; Port Aguello Comment
Read comments
Dec 28 2013
  CAS-BOT-BC257148  Phyllospadix torreyi R. F. Thorne; Percy C. Everett 1963-4-21 31639 San Luis Obispo South end of Morro Bay; Lion Rock, Montana de Oro, Pecho Ranch Comment
  UC639030  Physalis philadelphica B. E. and H. J. Miossi 1940-8-5 269 San Luis Obispo 1 mi n San Luis Obispo (near City Reservoir #1) Comment
  SD244801  Physocarpus capitatus David Keil, Matt Ritter 2012-3-29 31235 San Luis Obispo Santa Lucia Mountains: Santa Rita Creek Road southwest of Templeton. Comment
  OBI72005  Pickeringia montana var. montana Michael Walgren 2010-2-16 80 San Luis Obispo Irish Hills, Prefumo Cyn rd, about 5.06 mi from Los Osos Valley rd Comment
  UC1129870  Pickeringia montana var. montana G. T. Nordstrom 1937-5-15 1225 San Luis Obispo 2.8 mi w German Church; Adelaida Quadrangle Comment
  OBI29599  Pickeringia montana var. montana Robert J. Rodin 1962-5-10 6879 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit rd on road maintained by the Forest Service and Telephone company Comment
  SD25202  Pickeringia montana var. montana Frank F. Gander 1939-5-15 7541 San Luis Obispo Los Padres National Forest, near La Panza Public Camp Comment
  UC496181  Pinus coulteri Elmer I. Applegate 1931-11-13 7009 San Luis Obispo about 5 mi ne San Luis Obispo (1/4 mi e of the hughway, mountains between San Luis Obispo and Santa Margarita); Cuesta Pass Comment
  OBI83467  Pinus halepensis Alberto Cordero, Molly Mort, Ben Christensen, Sam Osburn, Alison Clark 2017-1-21 1 San Luis Obispo Ontario Ridge Trail, Avila Beach. 100 meters up the Avila Ridge trail from the gate. Growing on the right hand side facing the freeway. 84 Comment
  CAS-BOT-BC79002  Pinus muricata R. F. Hoover 1947-10-24 7410 San Luis Obispo Near Sunnyside School Comment
  NY61992  Pinus muricata R. S. Avant 1987-3-15 192 San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  OBI22746  Pinus muricata Robert F. Hoover 1947-10-24 7410 San Luis Obispo Near Sunnyside School Comment
  OBI5379  Pinus muricata Robert J. Rodin 1960-4-9 6499 San Luis Obispo Facing ocean on Pecho Ranch on coast 4 mi S of Morro Bay Comment
  OBI22724  Pinus ponderosa R. A. Hays 1957-11-12 s.n. San Luis Obispo Pine Mt Comment
  OBI51351  Pinus radiata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .26 San Luis Obispo San Simeon State Park. SW section of San Simeon State Park Comment
  CAS-BOT-BC80005  Pinus radiata C. B. Wolf 1931-8-15 2314 San Luis Obispo 1/2 mile from ocean, Cambria 45 Comment
  OBI72505  Pinus radiata J. Olson 2002-4-10 s.n. San Luis Obispo Camp San Luis Obispo. roadside, opposite Bldg S509 and adj to fire hydrant Comment
  UC1927846  Piperia elongata David Keil 2005-6-24 30407 San Luis Obispo Cambria. 0.6 miles n of Burton Drive along Highway 1 Comment
  OBI45437  Piperia michaelii David J. Keil Jun-85 s.n. San Luis Obispo Los Osos. On W side of South Bay Blvd just S of bridge over Los Osos Crk Comment
  CDA21211  Piptatherum miliaceum G. F. Hrusa 1993-5-2 11025 San Luis Obispo Paso Robles. Bed of Salinas River. 200 meters to N of Niblick Rd. Bridge. 0 Comment
  UC2013274  Pistacia atlantica David Keil with Rhonda Riggins and Dirk R. Walters 1990-3-9 21334 San Luis Obispo Campus of California Polytechnic State University, Poly Canyon. Comment
  RSA0027844  Plagiobothrys canescens Greg Wilvert 2005-4-2 94 San Luis Obispo Southeast half of the Caliente Range: 300m SSW of Wells Spring. 926 Comment
  SEINET14188813  Plagiobothrys canescens R. R. Halse 2016-1 9675 San Luis Obispo E of Paso Robles; along State Hwy 46, ca. 3.4 mi W of its junction with State Hwy 41 W (Shandon exit) 315 Comment
  SBBG40503  Plagiobothrys canescens R. F. Hoover 1968-4-16 11027 San Luis Obispo N side of Cuyama River at "Gypsum Cyn bridge" Comment
  UC2013243  Plagiobothrys collinus var. fulvescens David Keil 1998-4-16 26768 San Luis Obispo Los Padres National Forest 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Road. Comment
  UC2013284  Plagiobothrys leptocladus David Keil with Kathleen A. Keil 1998-4-4 26554 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Road at junction with Bridgville Road (2 mi E of Soda Lake Road). Comment
  UCR161938  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2005-3-1 8989 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  RSA115479  Plagiobothrys nothofulvus E. C. Twisselmann 1955-5-27 2047 San Luis Obispo Cammatta Canyon; La Panza Range. 564 Comment
  UC455967  Plagiobothrys nothofulvus E. P. Unangst 1906-4-25 San Luis Obispo Stenner Creek Comment
  JEPS50085  Plagiobothrys stipitatus var. stipitatus W. L. Jepson 1927-4-27 12032 San Luis Obispo Cholame Ranch Cholame Valley Comment
  OBI54028  Plantago elongata David J. Keil 1996-1 25813 San Luis Obispo Ca. 200 m from hwy 58 on Red Hill Rd 396 Comment
  OBI54370  Plantago erecta George Butterworth 1995-3-29 18 San Luis Obispo Carrizo Plain Natural Area. .2 mi SW of Soda Lake Rd along Wells Rd 655 Comment
  UC2027467  Plantago erecta Greg Wilvert 2005-3-21 19 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1/3 km W of the S end of Pipeline Road overlooking the Cuyama Valley Comment
  OBI56517  Plantago erecta Steven A. Junak 1990-4-17 4159 San Luis Obispo Cuesta Ridge Botanical Area. Los Padres natl forest. Santa Lucia Mts, Cuesta Ridge: Just N of main rd (USFS rd #29S11.3) along W side of rd to KSBY Television towers, E end of Cuesta Ridge Botanical Area, about 2.6 mi W of hwy 101 716 Comment
  RSA43211  Plantago hirtella var. galeottiana Robert F. Hoover 1947-8-2 7350 San Luis Obispo Black Lake Canyon. Comment
  OBI3490  Plantago lanceolata Lynch 1971-5-15 22 San Luis Obispo Cal Poly Campus. About 20 ft from the W shore of Drumm Lake Comment
  UCD124593  Plantago lanceolata Daryl Koutnik 1978-6-19 526 San Luis Obispo San Luis Obispo County: Prefumo Canyon. 243 Comment
  OBI36835  Plantago lanceolata Eric Wise 1981-6-26 707 San Luis Obispo Arroyo laguna. 15.2 mi S of Monterey Border Comment
  OBI11648  Plantago subnuda Robert F. Hoover 1967-10-7 10877 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC92002  Platystemon californicus James R. Shevock; Jack Zaninovich 1983-3-30 10215 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain. 800 Comment
  CAS-BOT-BC91969  Platystemon californicus Alice Eastwood; John Thomas Howell 1936-5-8 2299 San Luis Obispo 3 miles east of Pozo. Comment
  UCR60955  Platystemon californicus var. crinitus C. F. Smith 1950-3-18 2575 San Luis Obispo Carrizo Plain, c. 20 mi. NW of Hwy 399 [=SR33] Comment
  SEINET780303  Plectritis ciliosa Ira L. Wiggins 1932-3-21 5801 San Luis Obispo Bitterwater Valley between Cholame and Annette. Comment
  OBI78494  Plectritis ciliosa Robert J. Rodin 1957-4-9 6130 San Luis Obispo Near top of Cuesta Pass on hwy 101. 4 mi N of San Luis Obispo Comment
  RSA8274  Plectritis ciliosa subsp. insignis I. L. Wiggins 1932-3-21 5801 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  UC1120027  Plectritis ciliosa subsp. insignis C. M. Belshaw 1936-3-19 1665 San Luis Obispo .3 mi ne of Adam's Ranch 220 Comment
  SBBG104883  Plectritis macrocera M. D. Proctor, E. A. Young 1993-4-12 ROB 383 San Luis Obispo 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  OBI57874  Poa annua David J. Keil 1999-4-29 28296 San Luis Obispo Camp Roberts; area proposed for northward extension of McMillan Airstrip on north side of Generals Road. Comment
  RSA713432  Poa annua Daisie Huang 2006-3-19 60319 -14 San Luis Obispo vacant lot at 101 and Santa Maria Rd. Sand, no trees. 101 Comment
  UCR28979  Poa annua David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14532 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  OBI31428  Poa bulbosa Joy Nishida, Julie Oxford 1982-4-16 298 San Luis Obispo American Cyn Campground. 1.7 mi S of American Cyn Campground, at stream crossing 488 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
  RSA0036717  Poa bulbosa subsp. vivipara LeRoy Gross, P. DeVries, Melinda Elster 2014-4-30 6352 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
  OBI22132  Poa howellii Robert F. Hoover 1964-6-5 8926 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI22136  Poa howellii Robert F. Hoover 1948-5-22 7533 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  OBI57095  Poa howellii G. F. Hrusa 1995-5-28 12299 San Luis Obispo Black Butte Research Natural ARea. Ridge immed SW of Radio Facility 2 (Peak 1) 620 Comment
  RSA201645  Poa howellii Robert F. Hoover 1964-6-5 8926 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  OBI78935  Poa howellii David J. Keil 1979-5-13 13074 San Luis Obispo Along Cuesta Ridge Road about 3 miles below Cuesta Botanical Area. Comment
  CAS-BOT-BC243098  Poa secunda subsp. secunda Clare B. Hardham 1961-5-18 7097 San Luis Obispo Santa Lucia Mountains. Between Rocky Butte and Pine Mountain Comment
  OBI32305  Poa secunda subsp. secunda David J. Keil 1981-4-11 14398 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG125752  Poa secunda subsp. secunda T. Fitanides with A. Baniaga 2010-3-26 San Luis Obispo Tierra Redonda Mtn 340 Comment
  CAS-BOT-BC243087  Poa secunda subsp. secunda Eben McMillan 1949-4-1 s.n. San Luis Obispo N end of Carizo Plain Comment
  HSC41134  Poa secunda subsp. secunda J. P. Smith 1973-3-21 5906 San Luis Obispo 10 mi. E of Atascadero on Hwy. 41 335 Comment
  JEPS70676  Poa secunda subsp. secunda W. L. Jepson 1927-4-26 11959 San Luis Obispo La Cuesta Pass; Santa Lucia Mts 478 Comment
  OBI13593  Pogogyne douglasii Robert F. Hoover 1955-6-14 8360 San Luis Obispo San Simeon Comment
  OBI50391  Pogogyne douglasii Lynne Dee Oyler, David J. Keil 1988-6-23 534 San Luis Obispo Upper Perfumo Cyn Rd near summit. Sec 3 t31S, R11E Comment
  OBI46280  Polycarpon depressum David J. Keil, K. Jones, S. Cochrane, Malcolm G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18085 San Luis Obispo Nipomo Mesa. Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jctn with State hwy 1 Comment
  SBBG2006  Polycarpon tetraphyllum C. B. Hardham 1959-5-21 4623 San Luis Obispo Piedras Blancas Comment
  UCR134422  Polycarpon tetraphyllum George K. Helmkamp 2003-9-19 8143 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  OBI25464  Polygala californica David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13980 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
  CAS-BOT-BC72002  Polypodium californicum R. F. Hoover 1947-3-16 6676 San Luis Obispo Coast just S. of Monterey Co. line Comment
  UC337317  Polypogon interruptus unknown San Luis Obispo San Luis Obispo Comment
  UCD91190  Polypogon maritimus Beecher Crampton 1964-5-18 6985 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  UC2027427  Polypogon monspeliensis Greg Wilvert 2005-4-17 258 San Luis Obispo Southeast Half of the Caliente Range. Quail Spring. Comment
  UCD91356  Polypogon monspeliensis Malcom A. Nobs; S. Galen Smith 1949-6-22 817 San Luis Obispo San Luis Obispo County: at Oceano. 3 miles south of Pismo Beach. Comment
  OBI43269  Polypogon monspeliensis Eric Wise 1981-7-27 990 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  OBI5572  Polypogon monspeliensis Sharon Jochums 1974-5-20 264 San Luis Obispo Arroyo Laguna W of Hwty 1 and N of San Simeon Point Comment
  RSA693272  Polystichum dudleyi Thekla Mohr 1911-07 249 San Luis Obispo San Luis Obispo Comment
  UC454369  Polystichum imbricans subsp. curtum I. J. Condit 1908-4-2 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC76635  Polystichum munitum John Thomas Howell 1964-6-30 40863 San Luis Obispo Cambria Comment
  SBBG107862  Polystichum munitum C. B. Hardham 1959-5-23 4618 San Luis Obispo Islay Cyn Comment
  CAS-BOT-BC102652  Populus fremontii Ira L. Wiggins 1929-4-13 3420 San Luis Obispo Along Salinas River 5 miles north of Paso Robles Comment
  OBI37132  Populus fremontii Eric Wise 1981-9-17 1159 San Luis Obispo A small private lake 5.7 mi E of Park Hill Rd and about 2 mi S of hwy 58 Comment
  CAS-BOT-BC105612  Populus trichocarpa W. R. Dudley 1902-4-5 s.n. San Luis Obispo Below Sycamore Spring. Comment
  OBI54250  Portulaca oleracea David J. Keil 1996-5-2 25854 San Luis Obispo Laguna Lake Park, San Luis Obispo. On rd shoulder near restrooms Comment
  CAS-BOT-BC267219  Potamogeton foliosus R. F. Hoover 1946-11-17 6562 San Luis Obispo Alamo Creek near Cuyama River Comment
  UC1873041  Potamogeton illinoensis David Keil with Kathleen Keil 2002-7-27 29890 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River), in small cove. 396 Comment
  UCR21891  Potamogeton pectinatus Paul Reisentz 1978-6-20 s.n. San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC454049  Potamogeton pusillus subsp. pusillus Eric Wise 1983-8-23 1745 San Luis Obispo Shepperd's Reservoir, Cal Poly Campus. Comment
  OBI32226  Potentilla anserina David J. Keil, Eric Wise 1981-5-25 14837 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI36974  Potentilla anserina subsp. pacifica Eric Wise 1982-6-25 1570 San Luis Obispo Pismo State Beach, Oceano Campground Comment
  UCSB24059  Potentilla anserina subsp. pacifica Huddleston, C. 1966-5-7 San Luis Obispo Beside mouth of Santa Rosa Creek at Cambria Park, Cambria. Comment
  RSA140480  Prunus emarginata Clare B. Hardham 1960-4-16 5437 San Luis Obispo Along Delaganna Creek, Near Las Tablas Creek. Comment
  OBI80436  Prunus fasciculata 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
  UC12759  Prunus fasciculata Mrs. Blochman 1893-1 San Luis Obispo Comment
  UC1128368  Prunus fasciculata var. punctata A. E. Wieslander 1936-5-12 638 San Luis Obispo Los Osos Valley; Cayucos Quadrangle 76 Comment
  OBI28568  Prunus ilicifolia John Jackman and Julie Truesdale, Julie Truesdale 1980-1 50 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI64809  Prunus ilicifolia George Butterworth 2005-9-16 605 San Luis Obispo Chimineas. Cyn between Taylor Pond & Gillam Spring Comment
  OBI78849  Prunus ilicifolia David J. Keil 2013-9-6 32032 San Luis Obispo Morro Bay State Park. Northeast of Los Osos Middle School 12 Comment
  OBI66505  Pseudognaphalium beneolens David J. Keil 1985-6-19 18875 San Luis Obispo Hills S of Los Osos. Sand rds and trls above Broderson Ave, E of Cabrillo Estates subdivision Comment
  OBI33098  Pseudognaphalium beneolens David J. Keil 1983-9-10 17966 San Luis Obispo Vicinity of Arroy de la Cruz, N of San Simeon Comment
  OBI65926  Pseudognaphalium beneolens D. R. Miller 1994-8-10 894 -521 San Luis Obispo Pine Mtn Region. George Edmunson's property, E slope of Pine Mt, Tobacco Crk drainage 800 Comment
  CAS-BOT-BC356609  Pseudognaphalium biolettii Ira L. Wiggins 1929-4-15 3611 San Luis Obispo 1 mile N. of Moro Beach Comment
  OBI35479  Pseudognaphalium biolettii S. M. Inman 1983-5-25 76 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd 49 Comment
  OBI51700  Pseudognaphalium biolettii Kathleen Goddard Jones 1990-2-11 s.n. San Luis Obispo East end of Coreopsis Hill, Nipomo dunes Comment
  UC632842  Pseudognaphalium biolettii H. L. Mason 1936-3-6 10989 San Luis Obispo 11 mi w San Luis Obispo; Pecho Hills Comment
  OBI31055  Pseudognaphalium californicum Julie M. Vanderwier 1978-5-28 69 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC356840  Pseudognaphalium californicum Ernest C. Twisselmann 1955-7-22 2271 San Luis Obispo La Panza Range. Mouth of Toro Canyon 594 Comment
  OBI53637  Pseudognaphalium californicum Arthur W. Hazebrook 1991-5-7 77 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill; stabilized dunes; NW most stand of Coreopsis gigantea and main Hill area Comment
  CHSC13880  Pseudognaphalium luteoalbum D. B. Joley 1967-4-19 5 San Luis Obispo In a vacant lot, ca. 50 feet S of Cabrillo Hwy. and ca. 1/2 mi. N of turn-off to Arroyo Grande, Nipomo. 60 Comment
  CAS-BOT-BC357111  Pseudognaphalium luteoalbum Ernest C. Twisselmann; Donald J. Bedell 1971-4-26 17668 San Luis Obispo Franklin Canyon, ca. 2.5 miles southeast of Paso Robles 243 Comment
  OBI26584  Pseudognaphalium luteoalbum David J. Keil 1980-9-21 14251 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero crk cyn Comment
  SBBG104808  Pseudognaphalium luteoalbum M. D. Proctor, E. A. Young 1993-4-12 ROB 391 San Luis Obispo Camp Roberts, 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI4399  Pseudognaphalium stramineum Robert J. Rodin 1970-9-10 8442 San Luis Obispo 300 yds from the Pacific Ocean near a shell mound in Pismo Beach state park Comment
  UC1118513  Pseudognaphalium thermale H. C. Lee 1936-5-15 613 San Luis Obispo 0.75 mi nw Junction Canyons #1 & #2; Arroyo Grande Quad. 91 Comment
Read comments
Jul 10 2012
  OBI73231  Psilocarphus brevissimus David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30736 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  UC1927814  Psilocarphus brevissimus var. brevissimus David Keil 1998-6-5 27618 San Luis Obispo Carrizo Plain. California Valley. 0.9 miles N of junction Brentwood Trail on Soda Lake Rd. Comment
  OBI80997  Psilocarphus tenellus David J. Keil 2015-2-21 32661 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  OBI66189  Psilocarphus tenellus D. R. Miller 1997-4-1 497 -644 San Luis Obispo Pine Mt Region. along rd cut at Goat camp, San Simeon crk drainage 549 Comment
  OBI42136  Pterostegia drymarioides David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19475 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia Mts in area that was locally the E boundary of the Las Piltas fire of July 1985 Comment
  SBBG53879  Pterostegia drymarioides S. A. Junak 1978-4-8 59 San Luis Obispo lower Coon Crk Trail, San Luis Range 60 Comment
  SEINET7063719  Pterostegia drymarioides A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo. UTM Zone 10, 716128mE, 3906096mN. (WGS84/NAD83). 523 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
  SBBG119110  Quercus X jolonensis E. Painter, M. Wetherwax, D. Keil, D. Wilken, J. Greenhouse 2000-3-9 CR 193 San Luis Obispo near S installation boundary road, N of San Marcos Rd, W of Generals Rd; Camp Roberts 280 Comment
  UCSB51861  Quercus X morehus Connell, D. 1968-12-12 San Luis Obispo Garcia Ridge [Mtn.], southeast of Pozo Station; [Santa Lucia Range] Comment
  UC1311624  Quercus agrifolia Robert J. Rodin 1957-9-15 6185 San Luis Obispo Cambria Comment
  OBI8419  Quercus agrifolia var. agrifolia Lynne D. Althouse 1977-4-12 30 San Luis Obispo Wolfe's horse ranch near San Luis High School 130 Comment
  OBI64453  Quercus berberidifolia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28697 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  UC1135427  Quercus chrysolepis T. M. Hendrix 1937-5-17 186 San Luis Obispo 0.25 mi n Top of Black Mountain; Los Padres National Forest, Pozo Quad. 1066 Comment
  OBI3342  Quercus chrysolepis Neil Havlik 1969-5-3 390 San Luis Obispo At the ridgetop of Coon Creek ridge, S of Coon crk 396 Comment
  OBI46084  Quercus douglasii Lynne Dee Oyler 1986-3-21 348 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  UC1135467  Quercus douglasii A. E. Wieslander 1936-8-27 666 San Luis Obispo Head of San Diego Creek McKittrick Quad. 975 Comment
  OBI37904  Quercus durata var. durata David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18570 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  OBI51789  Quercus durata var. durata R. Mike Arens 1994-4-30 75 San Luis Obispo Cal Poly campus. 152 Comment
  CAS-BOT-BC94616  Quercus garryana R. F. Hoover 1964-5-15 8889 San Luis Obispo Pine Top Mountain, S of San Carpoforo Creek Comment
  UCD166547  Quercus john-tuckeri Dylan O. Burge 2016-2-19 2048 San Luis Obispo San Luis Obispo County: Caliente Range, S of Caliente Mountain. 1200 Comment
  UCSB37264  Quercus wislizeni R. Philbrick, D. Emery, R. Rodin 1974-5-29 S.N. San Luis Obispo W OF HWY 101 AND CUESTA SUMMIT (1 MI SE OF TV TOWER) Comment
  OBI31686  Ranunculus californicus Smeltzer, Turnquist 1982-4-12 29 San Luis Obispo On the SE side of Laguna lake park from the roadway over to the base of hill Comment
  CDA24310  Ranunculus californicus T. C. Fuller 1962-2-28 7717 San Luis Obispo Santa Rosa Creek, road to Paso Robles, 10.5 miles east of Cambria. 0 Comment
  OBI10577  Ranunculus californicus Ruth E. Davis 1964-2-2 4 San Luis Obispo See Cyn Rd, about 5 mi in , in the valley Comment
  OBI10578  Ranunculus californicus Abdul Ahmad 1963-4-27 25 San Luis Obispo 4 mi NE SLO Comment
  UCSB41508  Ranunculus californicus Marsalek, J. 1979-4-8 San Luis Obispo East side of Perfumo Canyon Road, 1 mile north of its junction with Los Osos Valley Road in the city of San Luis Obispo. 152 Comment
  OBI37783  Raphanus raphanistrum David J. Keil 1980-3-27 13720 San Luis Obispo 1 mi E of US 101 on Calif 166 Comment
  POM273398  Raphanus sativus Cora W. Benson 1929-1-26 s.n. San Luis Obispo Pismo Beach. 30 Comment
  UCR95919  Raphanus sativus George K. Helmkamp 1996-9-22 1199 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  SBBG96704  Rhamnus crocea D. A. Young, S. A. Junak, M. Carroll 1989-3-13 1849 San Luis Obispo Chaparral Rd below TV antennas Comment
  CAS-BOT-BC55873  Rhamnus crocea Carl B. Wolf 1929-4-16 3640 San Luis Obispo Narrow Canyon of Morro Creek, 6 mi. E. of Morro Bay 243 Comment
  CAS-BOT-BC56093  Rhamnus ilicifolia R. F. Hoover 1967-2-18 10228 San Luis Obispo Diablo Canyon Comment
  CAS-BOT-BC94841  Rhamnus ilicifolia R. C. Wenk 2007-4-22 665 San Luis Obispo Carrizo Plain N.M., foothills of the Caliente Range, behind Washburn Ranch house, Sulfur Spring 822 Comment
  UC454752  Rhus trilobata I. J. Condit 1910-3-28 San Luis Obispo Pozo to La Panza Comment
  UC608539  Ribes aureum C. A. Graham 1938-4-8 288 San Luis Obispo 0.2 mi s Bee Rock (Bee Rock Canyon, a tributary of the San Antonio River, sw of Bradley); Bradley Quadrangle, Bee Rock Canyon 289 Comment
  SBBG13202  Ribes californicum C. B. Hardham 1959-3-14 4072 San Luis Obispo York Mtn Comment
  RSA0025013  Ribes divaricatum var. pubiflorum A. C. Sanders 2011-2-21 38731 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  UC11532  Ribes divaricatum var. pubiflorum Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UC1127444  Ribes menziesii G. T. Nordstrom 1937-5-5 1175 San Luis Obispo 1.3 mi sw Oakdale School; Adelaida Quadrangle Comment
  UCR29890A  Ribes menziesii David J. Keil, R. Riggins, D. Walters, M. McLeod, M. Luckow, et al. 1981-4-11 14348 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  CAS-BOT-BC212805  Ribes menziesii R. F. Hoover 1947-2-8 6609 San Luis Obispo Pettitt Canyon, San Luis Range Comment
  SBBG133045  Ribes quercetorum D. Keil 2009-2-15 30662 -1 San Luis Obispo Hwy 58 between Creston-O'Donnovan Rd and La Panza Rd, N side of hwy Comment
  OBI72010  Ribes sanguineum var. glutinosum Michael Walgren 2010-2-1 73 San Luis Obispo Irish Hills, Montana de Oro State Park. New property acquisition known as the 160 acre "Basseri" property at 4840 See Canyon rd, approx 8 mi from Los Osos Valley rd and 0.5 mi from jctn with Perfumo Cyn rd. Inland portion of property on inland side of See 335 Comment
  UC66684  Ribes sanguineum var. glutinosum N. K. Berg 1904-5-3 San Luis Obispo St. Margarita Comment
  CAS-BOT-BC144471  Ribes sericeum W. R. Dudley 1902-4-3 s.n. San Luis Obispo near Doty's, south side Hearst Ranch Comment
  CAS-BOT-BC173766  Ribes speciosum F. V. Coville; R. Bacigalupi 1925-4-14 155 San Luis Obispo 1/2 mi. south of Arroyo Grande Comment
  CAS-BOT-BC173769  Ribes speciosum Ernest C. Twisselmann 1959-4-10 5032 San Luis Obispo Irish Hills: near the summit of Coon Creek 243 Comment
  SEINET3928280  Ribes speciosum Natalie Rossington, James Scott Love 2012-2-26 1 San Luis Obispo Stenner Creek Ranch, 1 mile north along trail.; 0 Comment
  OBI56604  Rigiopappus leptocladus David J. Keil 1998-4-9 26631 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI69898  Romulea rosea var. australis E. A. Appel/D. R. Miller 2007-3-24 307 .842 San Luis Obispo Pine Mt Region. Along foot path from Lone Palm Dr (across from San Simeon Crk Rd) [Near second Telephone pole towards ocean]. At end of rd and on to footpath Comment
  OBI33328  Rorippa curvisiliqua David J. Keil 1983-10-21 17975 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  SBBG104357  Rosa californica D. A. Young, F. L. Johnson 1992-6-17 ROB 36 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  OBI10007  Rosa spithamea Robert F. Hoover 1950-6-5 7978 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI10008  Rosa spithamea Fred Rush May1956 76 San Luis Obispo Mt. SLO Comment
  OBI81071  Rosa spithamea David J. Keil 1985-6-19 18889 San Luis Obispo Along dirt road west from Clark Valley Rd. ca. 300-400 m South of Blue Heron View Way. Comment
  SBBG48288  Rosa spithamea L. W. Edge 1972-5-7 141 San Luis Obispo trail along ridge S of Hazard Cyn Comment
  CAS-BOT-BC156638  Rubus bifrons John Thomas Howell 1964-6-29 40765 San Luis Obispo Cambria Comment
  UCR138710  Rubus ulmifolius var. inermis L. C. Wheeler 1968-6-20 s.n. San Luis Obispo Central Coast, Cambria, Santa Roasa Creek, 3700 block Main Street Comment
  SBBG72367  Rubus ursinus M. M. Miles -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1128658  Rubus ursinus B. Bolt 1936-2-20 585 San Luis Obispo 1/4 mi wnw China Harbor; Cayucos Quad., wnw of China Harbor Comment
  SBBG24918  Rubus ursinus D. Myrick 1966-3-22 1285 San Luis Obispo San Bernardo Crk, 5 mi S of Morro Bay Comment
  OBI30874  Rumex acetosella Julie M. Vanderwier 1978-5-28 58 San Luis Obispo Indian Knob tar Sands Comment
  OBI66059  Rumex acetosella D. R. Miller 1994-3-17 394 -107 San Luis Obispo Pine Mt Region. In field in and around Walnts at Egebergs, San Simeon Crk drainage 610 Comment
  OBI36783  Rumex conglomeratus Eric Wise 1981-6-15 568 San Luis Obispo North shore of Laguna Lake, SLO Comment
  RSA781537  Rumex conglomeratus Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-7-10 191 San Luis Obispo Montana De Oro State Park. Comment
  OBI42783  Rumex conglomeratus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15990 San Luis Obispo 5.9 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading to Cypress Mtn via Steiner Crk. 2 mi W of Warrens' cabin (at base of mtn) Comment
  OBI28567  Rumex crispus John Jackman and Julie Truesdale, Julie Truesdale 1980-1 49 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI75802  Rumex crispus Al Lindholm 1967-4-23 208 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  OBI71470  Rumex crispus D. R. Miller 1994-5-4 594 .303 San Luis Obispo Pine Mt Region. In pasture edge at 1st gate: San Simeon crk drainage 488 Comment
  SBBG95724  Rumex occidentalis D. Keil 1983-5-22 17068 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CAS-BOT-BC433811  Rumex pulcher Ernest C. Twisselmann 1956-8-1 3105 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County. 670 Comment
  SD245456  Rumex salicifolius David J. Keil, Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, Taylor Crow 2013-5-2 31630 San Luis Obispo Avenales Ranch, sout of Pozo. Upper Alamo Creek drainage. 399 Comment
  OBI58469  Rumex salicifolius David J. Keil 1998-6-8 27669 San Luis Obispo N of Creston, 0.2 miles from Hwy 41 on La Panza Rd. Comment
  UC1070537  Rumex salicifolius var. salicifolius N. K. Carlson 1936-3-21 203 San Luis Obispo 1 mi sw Asphalt Mine; Arroyo Grande 48 Comment
  UCSB71784  Ruppia maritima Ferren, Wayne; Fiedler, P.; Leidy, R. 1993-7-8 San Luis Obispo Pico Creek, San Simeon. Fragments found along margin of coastal pond just inland from estuary of Pico Creek. Comment
  OBI57325  Sagina apetala David J. Keil 1998-4-20 26819 San Luis Obispo NW of Paso Robles along Nacimiento Lake Drive, 0.1 miles E of junction with San Marcos Rd. Comment
  SD244671  Salicornia bigelovii David Keil 2011-7-3 31053 San Luis Obispo Morro Bay. South side of sand berm on south side of Morro Bay marina. Edge of salt marsh. Comment
  CAS-BOT-BC103251  Salix bonplandiana W. R. Dudley 1902-4-4 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC103266  Salix bonplandiana R. F. Hoover 1947-3-19 6703 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC103247  Salix bonplandiana Ernest C. Twisselmann 1967-9-9 13681 San Luis Obispo Palo Prieta Creek below the Ortega Spring 594 Comment
  CAS-BOT-BC103269  Salix bonplandiana R. F. Hoover 1947-3-21 6704 San Luis Obispo California Polytechnic campus, San Luis Obispo Comment
  CAS-BOT-BC103394  Salix breweri R. F. Hoover 1964-5-13 8825 San Luis Obispo Tassajera Creek Comment
  OBI37862  Salix breweri David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18691 San Luis Obispo 16.5 mi from Calif rte 1 along San Simeon Creek Rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  UC1953280  Salix breweri David Keil 2009-3-31 30572 San Luis Obispo San Luis Range. San Luis Obispo's Irish Hills Open Space. Comment
  OBI28141  Salix exigua Rick Frelinger 1982-5-8 49 San Luis Obispo Salinas river 15 mi N of Atascadero, adj to US hwy 101 Comment
  CDA26406  Salix gooddingii David J. Keil 1998-6-8 27720 San Luis Obispo Along Bitterwater Road in Choice Valley. Vicinity of Grant Lake. 0 Comment
  OBI31682  Salix laevigata Smeltzer, Turnquist 1982-4-21 54 San Luis Obispo Collected from rear parkingarea along NE lake edge in Laguna Lake Park Comment
  RSA0039776  Salix laevigata LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6497 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
  POM98662  Salix laevigata Philip A. Munz 1925-3-25 9238 San Luis Obispo Morro. Comment
  OBI36904  Salix lasiolepis Eric Wise 1983-2-16 1630 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  POM316413  Salix lasiolepis Philip A. Munz 1925-3-25 9238 San Luis Obispo Morro. Comment
  OBI37264  Salix lasiolepis Eric Wise 1983-2-17 1650 San Luis Obispo Pismo Lake 4th st side, Arroyo Grande Comment
  UC310191  Salix lasiolepis Philip A. Munz 1925-3-25 9238 San Luis Obispo Morro; creek mouth Comment
  CAS-BOT-BC107242  Salix lasiolepis var. bigelovii R. F. Hoover 1967-3-5 10238 San Luis Obispo Lower part of Lopez Canyon Comment
  POM167589  Salix lucida subsp. lasiandra R. W. Summers s.n. San Luis Obispo [Unspecified] Comment
  OBI7020  Salsola tragus Marguerite Costigan 1972-11-5 43 San Luis Obispo 1/2 I N of Morro rock, about 1/4 mi W of hwy 1, along Morro Strand Comment
  CAS-BOT-BC180695  Salsola tragus T. C. Fuller 1965-10-7 14182 San Luis Obispo S. side of Hwy 466 to paso Robles, 0.1 mi. N. of Shandon Comment
  OBI66616  Salsola tragus David J. Keil 1998-10-9 28173 San Luis Obispo Temblor Range, Crocker Grade, 2 mi from junction with Elkhorn Rd. 920 Comment
  SFV16184  Salvia carduacea J. M. Albert 1995-4-24 7 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. 800 Comment
  OBI13559  Salvia columbariae Aart C. deVos 1963-4-18 59 San Luis Obispo Poly Cyn NW slope Comment
  OBI75496  Salvia columbariae Jenner Whitt 2003-4-21 66 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  RSA0042401  Salvia columbariae LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6519 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
  UC536869  Salvia leucophylla M. E. Jones 1934-4-5 San Luis Obispo Pismo Beach Comment
  OBI68367  Salvia leucophylla David J. Keil, with Kathleen A. Keil 2003-6-15 30272 San Luis Obispo Cerro San Luis Obispo. Plants collected on upper slopes near road blazed to top of mountain in 1970s Comment
  OBI27023  Salvia mellifera James Courtney 1980-12-20 14 San Luis Obispo Pennington Crk Bio reserve Comment
  OBI27084  Salvia mellifera Jim Souza 1981-1 s.n. San Luis Obispo Grover City Comment
  UC25722  Salvia mellifera J. Burtt Davy 1896-10-13 San Luis Obispo Port Harford Comment
  UCR163632  Salvia mellifera George K. Helmkamp, E. A. Helmkamp 2005-3-30 9262 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  OBI31150  Salvia spathacea Julie M. Vanderwier 1978-5-11 29 San Luis Obispo Indian Knob Tars Comment
  OBI35300  Salvia spathacea Melody Dickens 1980-4-30 21 BH San Luis Obispo Black Hill, Morro Bay State park Comment
  RSA0042907  Salvia spathacea LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6282 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  OBI72575  Salvia spathacea Wendy Thackery 2002-3-7 34 San Luis Obispo "Mikes Trail" Alexander Rd dead ends into trailhead; Irish Hills, Los Osos 61 Comment
  OBI7349  Salvia spathacea Mark Fresh 1976-2-25 12 San Luis Obispo 8 mi into See Cyn Comment
  POM72449  Salvia spathacea P. A. Munz 1925-3-25 9204 San Luis Obispo Morro Creek, Sant Lucia Mts. 457 Comment
  OBI19621  Sambucus nigra subsp. caerulea Robert F. Hoover 1964-7-11 9176 San Luis Obispo 3 mi NW of Nipomo Comment
  OBI38182  Sambucus nigra subsp. caerulea Eric Wise 1982-4-28 1388 San Luis Obispo Littlo Morro Creek, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  SBBG69479  Sambucus nigra subsp. caerulea M. M. Miles -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI78769  Sanicula arguta Michael Walgren 2014-4-5 380 San Luis Obispo Chevron Oil Company property about 1/4 mile east of Del Mar Park in the City of Morro Bay. 98 Comment
  OBI75110  Sanicula bipinnata Elizabeth Rudd 1971-4-24 s.n. San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  RSA0042902  Sanicula bipinnata LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6277 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  UCR163636  Sanicula bipinnata George K. Helmkamp, E. A. Helmkamp 2005-3-25 9218 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
  OBI31445  Sanicula bipinnatifida Joy Nishida, Julie Oxford 1982-4-16 316 San Luis Obispo .6 mi S of American cyn campground 579 Comment
  OBI67010  Sanicula bipinnatifida D. R. Miller 1994-4-12 494 -194 San Luis Obispo Pine mt. region. Head of Canyon trl and Pear Tree area, Pico creek drainage 853 Comment
  OBI8773  Sanicula crassicaulis Robert F. Hoover 1950-5-6 7874 San Luis Obispo East slopes of La Panza Range Comment
  UC1022511  Sanicula crassicaulis C. Ritchie Bell 1953-2-24 3 X486 San Luis Obispo just n of Atascadero (to the w of U.S. Highway 101) Comment
  UC901898  Sanicula crassicaulis L. Constance and R. F. Hoover 1950-6-20 3350 San Luis Obispo 6.7 mi w of Templeton (Paso Robles Creek, on Cayucos Road); Paso Robles Creek, Cayucos Road 304 Comment
  SBBG118017  Sanicula hoffmannii M. Wetherwax, E. Painter 2000-6-13 SLO 145 San Luis Obispo ephemeral stream, first ridge W of Cerro Romualdo; Camp San Luis Obispo 160 Comment
  JEPS98636  Sanicula hoffmannii M. J. Gomez, O. Gomez and P. Vargas 1996-4-27 20 PV96 San Luis Obispo San Simeon Creek at mouth, North and South Fork Creeks Cambria 500 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
  OBI70733  Sanicula maritima D. R. Miller and E. A. Appel, E. A. Appel 2009-3-28 309 .872 San Luis Obispo On W side of Hwy 1 1.8 mi N of Arroyo de la Cruz bridge Comment
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Jan 10 2015
  RSA42990  Satureja douglasii Robert F. Hoover 1947-5-25 7209 San Luis Obispo Cambria. Comment
  OBI57573  Scabiosa atropurpurea Austin P. Griffiths 1980-9-2 s.n. San Luis Obispo Weeds of Central Coast. Along roadway on Calif Blvd just W of fwy, San luis Obispo Comment
  OBI8748  Scandix pecten-veneris Burr Clouette 1950-4-11 s.n. San Luis Obispo Cayucos Comment
  LA211685  Schismus barbatus Mark A. Elvin; 2014-9-16 7637 San Luis Obispo GUADALUPE DUNES, Guandalupe-Nipomo Dunes National Wildlife Refuge, "Colorado Pond," ca. 80 meters from south Refuge boundary. 17.0 Comment
  CAS-BOT-BC111406  Schoenoplectus acutus var. occidentalis R. F. Hoover 1969-7-13 11464 San Luis Obispo Atascadero Comment
  SBBG104664  Schoenoplectus americanus F. L. Johnson, E. A. Young 1993-5-27 ROB 665 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI35219  Schoenoplectus californicus Eric Wise 1981-6-15 617 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI6266  Schoenoplectus californicus Robert F. Hoover 1966-9-21 10078 San Luis Obispo Oso Flaco Lake Comment
  OBI5526  Schoenoplectus californicus Sharon Jochums 1974-4-28 148 San Luis Obispo Area W of Hwy 1 near mouth of Arroyo de la Cruz Comment
  OBI66575  Schoenoplectus californicus D. R. Miller 1997-5-17 597 -659 San Luis Obispo Pine Mt Region. Hearst stock pond on the inland side of Ridge Rd at Berma rd jctn area 610 Comment
  RSA791460  Schoenoplectus maritimus Keith E. Hoffmaster 1935-7-3 155 San Luis Obispo Oceano. Comment
  OBI65955  Schoenoplectus pungens Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-22 59 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on hwy 1 N of Hollister Peak and Hwy 1 at spring drainage off of Canet Rd frontage rd 34 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
  OBI78573  Scirpus Dave Imper 1977-4-7 106 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn Rd. Near oil refinery 76 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
  RSA685168  Scrophularia atrata Scott D. White, Ken McDonald 2001-5-9 8492 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  JEPS35072  Scrophularia californica R. F. Hoover 1948-5-3 7515 San Luis Obispo See Canyon Comment
  POM262131  Scrophularia californica I. L. Wiggins 1929-4-16 3617 San Luis Obispo 4 mi N of Moro. Comment
  UC1124895  Scutellaria tuberosa G. T. Nordstrom 1937-5-15 1221 San Luis Obispo 1.2 mi e of Asuncion School 304 Comment
  OBI64543  Scutellaria tuberosa David J. Keil, with V. L. Holland 2001-3-30 29239 San Luis Obispo Coastal side of Highway 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm. Comment
  RSA0013848  Senecio R. F. Thorne, Percy C. Everett 1962-10-3 31420 San Luis Obispo Near Oso Flaco Lake. 5 Comment
  RSA128213  Senecio aphanactis Clare B. Hardham 1958-3-22 2913 San Luis Obispo Steiner Creek near San Luis Obispo. Comment
  OBI15540  Senecio astephanus Robert F. Hoover 1965-6-17 9443 San Luis Obispo Santa Lucia Range. Tassajera Peak Comment
  RSA30174  Senecio blochmaniae C. B. Wolf 1941-10-1 11161 San Luis Obispo approx 2.5 mi (airline) E of Oso Flaco Lake or between the CA Hwy 1 and S.P.R.R. 30 Comment
  RSA473129  Senecio blochmaniae E. A. Purer 1933-7-20 5055 San Luis Obispo 5 miles northwest of Guadalupe Comment
  UC1070149  Senecio flaccidus var. douglasii T. M. Hendrix 1937-6-6 272 San Luis Obispo 1.5 mi nw New District School; Pozo Quad. 396 Comment
  RSA125882  Senecio mikanioides P. A. Munz, Percy C. Everett 1958-1-28 22903 San Luis Obispo South end of Cambria, on banks of Santa Rosa Creek. Comment
  OBI77591  Senecio vulgaris David J. Keil, Melissa Luckow 1981-7-3 14974 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  SBBG104577  Senecio vulgaris F. L. Johnson Proctor 1993-2-19 ROB 115 San Luis Obispo ca. 0.5 km N of Bee Rock Rd on East Perimeter Rd; Camp Roberts Comment
  UCR122600  Setaria parviflora George K. Helmkamp 1995-11-25 104 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-BC240258  Setaria viridis Chester Dudley 1936-7-1 s.n. San Luis Obispo San Miguel Comment
  JEPS99421  Sidalcea diploscypha Clare B. Hardham 1958-6-1 3474 San Luis Obispo Santa Rita Ranch, W of Templeton-Santa Rita Ranch Road Comment
  UCSB57220  Sidalcea malviflora Callaway, R.; Ryan, P. 1987-4-26 San Luis Obispo About 3/4 mile due south of United Farm Insurance and apartment complex, on the east side of Hwy. 101, about 2 miles north of San Luis Obispo 228 Comment
  SEINET7063707  Sidalcea malviflora subsp. laciniata A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo and just over the northeast side along Route 101. UTM Zone 10, 714410mE, 3908183mN. (WGS84/NAD83). 107 Comment
  UC1124975  Sidalcea malviflora subsp. laciniata N. K. Carlson 1936-3-20 187 San Luis Obispo two mi e Islay Hill; Arroyo Grande Quadrangle 182 Comment
  UCD116815  Sidalcea malviflora subsp. laciniata G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6586 San Luis Obispo San Luis Obispo County: Irish Hills, Clark Valley Road, 4.2 miles south of Los Osos Valley Road (East of Los Osos.) 274 Comment
  OBI12315  Sidalcea malviflora subsp. laciniata Aart C. DeVos 1963-4-18 64 San Luis Obispo Along Reservoir E of Cal Poly airport Comment
  OBI47127  Silene gallica Lynne Dee Oyler 1986-5-21 480 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 85 Comment
  CAS-BOT-BC174947  Silene laciniata Alice Eastwood; John Thomas Howell 1938-6-14 5926 San Luis Obispo Prefumo Canyon Comment
  OBI19467  Silene laciniata subsp. laciniata Robert F. Hoover 1964-8-13 9209 San Luis Obispo Santa Lucia range. San Bernardo Crk Comment
  OBI19468  Silene laciniata subsp. laciniata R. D. Brister 1966-6-2 104 San Luis Obispo On Cuesta Pass, approx 6 mi N SLO Comment
  JEPS25259  Silene laciniata subsp. major G. Thomas Robbins with John Weiler 1959-8-8 4145 San Luis Obispo about 1 1/2 mi se Oso Flaco Lake; se of Oso Flaco Lake 15 Comment
  CAS-BOT-BC175191  Silene verecunda R. F. Hoover 1947-3-26 6745 San Luis Obispo Price Canyon (just s. of) Comment
  OBI30674  Silene verecunda David J. Keil 1981-5-19 14727 San Luis Obispo Indian Knob Comment
  UC1126826  Sinapis arvensis G. T. Nordstrom 1937-4-28 1139 San Luis Obispo 1.4 mi sse of Lincoln School 594 Comment
  OBI3835  Sisymbrium altissimum Elizabeth Rudd 1971-6-10 296 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  CAS-BOT-BC75148  Sisymbrium altissimum Ernest C. Twisselmann 1956-6-26 3008 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains. Bitterwater Road immediately west of McKittrick Hwy. 609 Comment
  OBI14958  Sisymbrium altissimum Robert F. Hoover 1965-9-19 9622 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI40139  Sisymbrium altissimum David J. Keil 1981-4-25 14575 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  OBI31396  Sisymbrium officinale Joy Nishida, Ginger King and Julie Oxford 1982-5-1 345 San Luis Obispo American Cyn campground, near stream Comment
  SBBG95530  Sisymbrium officinale D. Keil, L. D. Oyler 1986-5-17 19472 San Luis Obispo Santa Margarita Ranch, 3.6 mi S of Santa Margarita along ranch rd Comment
  OBI13100  Sisymbrium officinale Lynne Dee Althouse 1977-5-22 92 San Luis Obispo Old Andrews Ranch N of San Luis High School 122 Comment
  OBI33589  Sisyrinchium bellum Melissa Luckow, Jerry Rendon unknown 4 San Luis Obispo Poly Cyn, near arch to the cyn Comment
  POM346817  Sisyrinchium bellum Patricia Wilder 1965-4-14 1946 San Luis Obispo Arroyo de la Cruz, on CA State Hwy 1. 5 Comment
  SBBG104533  Sisyrinchium bellum F. L. Johnson, E. A. Young 1993-5-26 ROB 639 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  NY751924  Solanum californicum Collector unspecified 1886-1 s.n. San Luis Obispo Osa Flaco. Comment
  OBI32244  Solanum douglasii David J. Keil, Melissa Luckow 1981-7-3 14938 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  UCD126924  Solanum douglasii B. Bolt 1936-1-1 529 San Luis Obispo San Luis Obisbo County: 2 miles south-southeast of Osos Creek. 45 Comment
  RSA585748  Solanum douglasii F. L. Johnson, D. H. McCarty 1993-10-15 ROB- 755 San Luis Obispo Sulphur Spring Road. In middle of Area R. Comment
  UCSB59208  Solanum douglasii Callaway, R.; Ryan, P. 1987-4-24 San Luis Obispo About 1/8 mile up Reservoir Creek trail from end of Reservoir Road, north of San Luis Obispo off Hwy. 101 182 Comment
  OBI80841  Solanum physalifolium D. R. Miller 2015-6-22 615 .1134 San Luis Obispo 2.9 miles east on San Simeon Creek Rd from Hwy 1, in plowed fields 100 Comment
  UC454868  Solanum seaforthianum I. J. Condit 1911-9-22 San Luis Obispo C. P. S. Botanic Garden Comment
  CAS-BOT-BC156330  Solanum umbelliferum R. H. Summers 1886-10-7 s.n. San Luis Obispo [El Paso de Robles] Paso Robles Comment
  JEPS12141  Solanum umbelliferum William S. Cooper 1919-7-30 224 San Luis Obispo Morro Comment
  OBI54184  Solanum umbelliferum David J. Keil, Kathleen Keil 1995-4-15 24872 San Luis Obispo Shell Crk Rd, ca 1/2 mi N fo jctn with calif rte 58 Comment
  UC1125181  Solanum umbelliferum H. C. Lee 1937-3-27 787 San Luis Obispo 1 mi ne of Paso Robles 228 Comment
  CAS-BOT-BC154193  Solanum umbelliferum I. L. Wiggins 1929-5-24 3746 San Luis Obispo Roadside 1 1/2 miles east of Templeton Comment
  CAS-BOT-BC156501  Solanum umbelliferum E. C. Twisselmann 1956-3-31 2602 San Luis Obispo Palo Prieta Canyon, 3.5 miles south of Cholame 457 Comment
  POM280563  Solanum umbelliferum Lyman D. Benson 1932-5-9 2373 San Luis Obispo Upper Cuyama Valley, Temblor Mountain Range, Watershed: Santa Maria River, Kern County Line. Comment
  RSA344365  Solanum umbelliferum E. R. Blakley 1985-2-3 7300 San Luis Obispo Painted Rock, Carrizo Plain 610 Comment
  UC511207  Solanum umbelliferum Lyman Benson 1932-5-9 3573 San Luis Obispo Upper Cuyama Valley, San Maria River Watershed, Kern Co. line Upper Cuyama Valley; Temblor Mountain Range, Upper Cuyama Valley 609 Comment
  CDA13499  Solanum xanti G. Perez 1997-12-2 s.n. San Luis Obispo Hwy 1 in Cambria, at ranch entry way, 45 Comment
  OBI24077  Solanum xanti Janice M. Toyoshima 1979-4-13 A 1 San Luis Obispo Along edges of access roads heading W to Morro Dunes from Pecho Rd, S of Shark Inlet, Morro Bay 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
  OBI6143  Solanum xanti D. Waive Stager 1972-7-24 16 San Luis Obispo Montana de Oro State Park Sand Spit [Morro Bay State Park on label] Comment
  UCD39108  Solanum xanti Beecher Crampton 1964-5-18 6975 San Luis Obispo San Luis Obispo County: 5 miles east of Santa Margarita Pass. State Hwy. 58. Comment
  OBI7276  Solidago confinis Stanley Wong 1968-10-24 2 San Luis Obispo Los Osos Comment
  RSA473698  Solidago confinis K. K. Muller 1965-7-27 1395 San Luis Obispo Oso Flaco. On flat flood plain along channel from Oso Flaco to the ocean. Comment
  OBI66510  Solidago spathulata David J. Keil 1985-6-19 18870 San Luis Obispo Hills S of Los Osos. Sand rds and trls above Broderson Ave, E of Cabrillo Estates subdivision Comment
  UC1070265  Soliva sessilis C. M. Belshaw 1936-3-23 1712 San Luis Obispo 1.4 mi ssw Hollister Pk.; Cayucos Quad. 106 Comment
  UC917052  Soliva sessilis R. Bacigalupi 1949-4-8 3078 San Luis Obispo hill between Cambria ocean Comment
  CAS-BOT-BC365918  Soliva sessilis Clare B. Hardham 1960-5-5 5619 San Luis Obispo Santa Lucia Mountains. Pine Mt. 762 Comment
  JEPS97085  Soliva sessilis M. D. Proctor and E. A. Young 1993-4-17 ROB 455 San Luis Obispo Cerro Romualdo, N side of Camp San Luis Obispo Comment
  IRVC29224  Sonchus oleraceus G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8838 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  CAS-BOT-BC236574  Sorghum halepense Ernest C. Twisselmann 1962-10-14 7922 San Luis Obispo Choice Valley, 1.5 mile east of the summit, Temblor Range and the Western San Joaquin Valley 640 Comment
  CAS-BOT-BC236580  Sorghum halepense Ernest C. Twisselmann 1952-6-25 101 San Luis Obispo Jackson Place, 16 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 518 Comment
  SEINET4977685 Image available Sparganium eurycarpum Unknown 2009-1 893 San Luis Obispo Oso Flaco Lake; Guadalupe-Nipomo Dunes, 5 miles S of Oceano Comment
  UC2027499  Sparganium eurycarpum var. greenei David J. Keil 2012-7-14 31403 San Luis Obispo San Luis Obispo. Intersection of Los Osos Valley Road and US 101 at southbound on-ramp. Comment
  CLARK-A1045-1375  Spergula arvensis George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay; Morro Bay S 7.5'Q Comment
  OBI38253  Spergula arvensis Eric Wise 1982-6-24 1523 San Luis Obispo Warden Lake. Willow bog of old lake [N of Los Osos Valley Rd] and new reservoir next to it Comment
  CAS-BOT-BC390445  Spergularia macrotheca var. macrotheca Alice Eastwood 1926-5-3 13797 San Luis Obispo Avila Comment
  UCR123157  Spergularia macrotheca var. macrotheca George K. Helmkamp, E. A. Helmkamp 2002-4-16 7410 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 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
  OBI50165  Sporobolus indicus David J. Keil 1992-5-3 22963 San Luis Obispo Laguna Lake Park, near Madonna Rd Comment
  POM296814  Stachys Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria. Comment
  OBI28534  Stachys bullata John Jackman & Julie Truesdale, Julie Truesdale 1980-1 52 San Luis Obispo MacGillivary Ranch, Adelaida. Just above crk Comment
  OBI32145  Stachys bullata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14365 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI51798  Stachys bullata R. Mike Arens 1994-3-12 18 San Luis Obispo Calif Polytechnic State univ campus; near Botanical Garden foot bridge 152 Comment
  RSA82985  Stachys bullata F. W. Peirson 1925-3-25 5676 San Luis Obispo Morro Creek. 152 Comment
  SEINET15325505 Image available Stachys bullata Richard R. Halse 2015-1 9340 San Luis Obispo Along State Hwy. 1 ca. 1.7 miles south of Ragged Point 21 Comment
  UC76163  Stachys bullata Miss M. Alice King April, 1895 San Luis Obispo Arroyo Grande Comment
  OBI13474  Stachys bullata Fred W. Rush unknown 1 San Luis Obispo Mt San Luis 122 Comment
  SD37504  Stachys bullata Edith A. Purer 1933-7-20 5060 San Luis Obispo Stabilized sand dunes five miles north of Guadalupe. Comment
  OBI81368  Stachys pycnantha Jason Dart, D. Groh 2015-9-16 431 San Luis Obispo Cholame Valley, south side of Highway 41, 2.1 miles east of the intersection with Highway 46. 389 Comment
  SBBG54789  Stachys pycnantha D. Keil 1977-8-21 12498 San Luis Obispo ca. 3 mi W of Cuesta College along St Hwy 1 along Chorro Crk Comment
  UCR67879  Stachys pycnantha Steven A. Junak, D. A. Young, Tina J. Ayers 1989-8-24 4143 San Luis Obispo Cuesta Ridge Botanical Area: north of Pick and Shovel Mine in upper reaches of Chorro Creek, in creek at 'Dead Miner's Camp' Comment
  OBI36862  Stachys pycnantha Eric Wise 1981-6-27 772 B San Luis Obispo Cuyama River. Pine cyn forest serv stn. Comment
  OBI65979  Stachys pycnantha Wendy Thackery, Stacey Smith and Paul Corsi 2003-6-30 14 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on hwy 1. At headwaters of Walters Crk N of hwy 1 208 Comment
  RSA185414  Stachys rigida subsp. quercetorum Clare B. Hardham 1961-6-30 10414 San Luis Obispo Small brook, tributary of the Arroyo Seco North of Rooster Creek. Comment
  JEPS53906  Stanleya pinnata W. L. Jepson 1927-5-30 12162 San Luis Obispo center Cuyama Valley; center of Cuyama Valley 457 Comment
  OBI14946  Stanleya pinnata Robert F. Hoover 1967-6-4 10605 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  OBI45914  Stanleya pinnata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19255 San Luis Obispo Temblor Range, 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd. 838 Comment
  SEINET10875041  Stebbinsoseris heterocarpa Kenton L. Chambers 1952-4-22 Chambers 373 San Luis Obispo Hwy. 41, 0.6 mi. W of Cholame (1.7 mi. W of junction with Hwy. 466). Comment
  UC1314965  Stebbinsoseris heterocarpa R. F. Hoover 1967-4-14 10443 San Luis Obispo hill w Polly Canyon (San Luis Obispo); San Luis Obispo Comment
  OBI5487  Stellaria media Sharon Jochums 1974-4-3 90 San Luis Obispo W of Hwy 1 just N of San Simeon Point Comment
  OBI47419  Stellaria nitens David J. Keil 1981-4-9 14291 San Luis Obispo 2.5 mi beyond Shell Crk along State hwy 58 Comment
  OBI64561  Stellaria nitens David J. Keil 2001-3-28 29221 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 Comment
  CAS-BOT-BC375166  Stephanomeria cichoriacea John Thomas Howell 1929-10-12 4480 San Luis Obispo Canyon-side of Morro Creek, 9 miles e. of Morro Comment
  OBI7035  Stephanomeria elata Marguerite Costigan 1972-10-8 23 San Luis Obispo About 75 yds from ocean, 3/16 mi N of Morro rock Comment
  UC771698  Stephanomeria exigua subsp. carotifera R. F. Hoover 1946-10-13 6492 San Luis Obispo near Kern County line (e edge of Cuyama Valley); Cuyama Valley Comment
  OBI15431  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-12 9977 San Luis Obispo Just N of Hidden Valley Hot Springs Comment
  SD71363  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-13 9206 San Luis Obispo Santa Lucia Range, San Bernardo Creek. Comment
  UC1321269  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-10-1 10095 San Luis Obispo opposite Routzahn County Park; Upper Arroyo Grande Comment
  OBI15419  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1969-9-9 11575 San Luis Obispo Santa Lucia Range. 4 mi W of Paso Robles on rd to Nacimiento Dam Comment
  CDA34862  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 -E San Luis Obispo Los Padres National Forest; vicinity of trailhead, 2 miles southeast of Rock Front Ranch, north of Hwy 166. 0 Comment
  OBI27222  Stephanomeria virgata Thomas Burrows 1980-8-14 106 San Luis Obispo Reservoir Cyn 152 Comment
  CAS-BOT-BC375896  Stephanomeria virgata R. F. Hoover 1946-10-13 6480 San Luis Obispo Divide between Suey Creek and Cuyama River Comment
  CAS-BOT-BC375899  Stephanomeria virgata Ernest C. Twisselmann 1965-8-23 11558 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Choice Valley 670 Comment
  OBI66100  Stephanomeria virgata D. R. Miller 1994-8-4 894 -515 San Luis Obispo Pine Mt Region. Along ridge rd near McLean steel gatte, out from lookout, Pico Crk drainage 914 Comment
  UC771697  Stephanomeria virgata subsp. virgata R. F. Hoover 1946-10-13 6480 San Luis Obispo Divide between Suey Creek and Cuyama River. Comment
  OBI51715  Stipa lepida R. Mike Arens 1994-4-30 70 San Luis Obispo Calif Polytechnic State Univ Campus.In Poly Cyn near Botanic Garden foot bridge 152 Comment
  OBI60633  Stipa lepida David J. Keil 1986-4-13 19160 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI22264  Stipa lepida Robert F. Hoover 1947-5-24 7202 San Luis Obispo Near El Dorado School Comment
  OBI67093  Stipa pulchra David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29579 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
  POM95339  Streptanthus glandulosus Marcus E. Jones 1882-5-6 3231 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC87183  Streptanthus glandulosus subsp. glandulosus Clare B. Hardham 1956-4-26 584 San Luis Obispo Santa Lucia Mountains. Dellaganna Ranch, Cayucos Road. Comment
  SEINET958425  Stuckenia pectinata Malcolm A. Nobs, S. Galen Smith 1949-1 836 San Luis Obispo Oso Flaco Lake, behind coastal dunes ca. 4 miles, northwest of Guadalupe. Comment
  OBI15393  Stylocline gnaphaloides Robert F. Hoover 1947-4-12 6903 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  UC1928160  Stylomecon heterophylla David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30504 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  JEPS51562  Stylomecon heterophylla W. L. Jepson 1932-4-2 16197 San Luis Obispo Palo Prieto Canyon; se San Luis Obispo Co. 502 Comment
  PASA285  Symphoricarpos albus 1928-5-5 San Luis Obispo Along S. Rita Lake Comment
  UC1119948  Symphoricarpos mollis B. Bolt 1936-4-9 658 San Luis Obispo 7 mi ne Cayucos; Cayucos Quad. 487 Comment
  OBI31119  Symphyotrichum chilense Julie M. Vanderwier 1978-5-28 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  SBBG47869  Symphyotrichum chilense L. W. Edge 1971-11-2 49 San Luis Obispo N of Oso Flaco Lake Comment
  SBBG92143  Symphyotrichum chilense G. K. Helmkamp 1989-8-6 San Luis Obispo Toro Cyn Rd, E of Hwy 1, just N of Cayucos 121 Comment
  SBBG113916  Systenotheca vortriedei C. B. Hardham 1961-4-26 6913 San Luis Obispo Franklin Crk, near Adelaida Comment
  OBI69006  Tamarix parviflora David J. Keil, with V. L. Holland 2007-4-5 30459 a San Luis Obispo NE of Paso Robles airport. Esreella River, just west of Airport Road 238 Comment
  RSA585754  Tamarix ramosissima F. L. Johnson, E. A. Young 1993-5-23 ROB- 507 San Luis Obispo Twin Bridges on Boyscout Road Comment
  SD264752  Tauschia arguta Tracey G. Call, Viola Call 1966-5-7 2474 San Luis Obispo North-facing rocky, partly shaded slope 0.5 mi. SE of La Panza Pass. 762 Comment
  SBBG54851  Tauschia hartwegii D. Keil 1979-5-13 13069 San Luis Obispo Cuesta Ridge Rd, ca. 2 mi below Cuesta Botanical Area Comment
  OBI8737  Tauschia hartwegii Robert F. Hoover 1964-4-13 8696 San Luis Obispo Two mi S of Atascadero, W of hwy 101, near base of shale hill Comment
  SBBG95637  Tauschia hartwegii D. Keil, R. Riggins, R. Pimentel, M. Stiles, J. Tomassacci 1987-5-17 20159 San Luis Obispo Cuesta East past end of rd along fire trail in area burned by both the Gay Mtn fire and the Las Pilitas fire Comment
  UC178399  Tetradymia canescens E. Palmer, M. D. 1876-7-2 261 San Luis Obispo 10 mi from San Luis Obispo; Clark Valley Comment
Read comments
Jan 30 2012
  CDA16139  Tetrapteron palmeri G. F. Hrusa 1999-3-16 14929 San Luis Obispo Carrizo Plain; Carrizo Plain, Washburn Ranch. Hills immediately to W of ranch. 609 Comment
  CAS-BOT-BC66632  Thysanocarpus curvipes R. F. Hoover 1947-3-29 6804 San Luis Obispo 5 miles east of Creston on La Panza road. Comment
  UCR61740  Thysanocarpus curvipes George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  UCSC000329  Thysanocarpus curvipes Randall Morgan 2006-4-13 s.n. San Luis Obispo near San Luis Obispo - Chorro Creek Comment
  SBBG2615  Thysanocarpus laciniatus C. B. Hardham 1958-4-9 3000 San Luis Obispo Oak Flat, W of Paso Robles Comment
  SEINET3929097  Thysanocarpus laciniatus David Keil 1987-5-6 20125 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  OBI42132  Torilis arvensis David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19479 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  OBI20071  Torilis nodosa Rhonda Riggins 1979-4-30 1170 San Luis Obispo Poly Cyn, PCSU Comment
  OBI32359  Torilis nodosa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15940 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
  OBI29099  Toxicodendron diversilobum Karen Symonds 1982-7-17 3 San Luis Obispo Montana de Oro State Park along Coon Creek trail. Comment
  OBI54315  Toxicodendron diversilobum David J. Keil 1996-6-25 25919 San Luis Obispo Laguna Lake Park vicinity, San Luis Obispo. Comment
  OBI73528  Tragopogon dubius D. R. Miller & S. G. Ayres, S. G. Ayres 1991-6-12 s.n. San Luis Obispo Along RR tracks at "cushing" (near Garden Farms) Comment
  RSA120967  Tragopogon dubius Winton H. Frey Jr. 1957-5-12 169 San Luis Obispo 1/4 mi from rear gate of Calif. Polytechnic College Comment
  OBI78966  Tribulus terrestris Michael Walgren 2013-5-23 347 San Luis Obispo Morro Bay, roadside near the northwest corner of the intersection of Highway One and San Bernardo Creek Road. 15 Comment
  OBI54300  Tribulus terrestris David J. Keil 1996-5-24 25875 San Luis Obispo Laguna lake Park, San Luis Obispo Comment
  UC1137598  Trichostema lanatum B. Bolt 1936-4-20 673 San Luis Obispo Questa Pass, 1/4 mi SW of 533 Comment
  UC573402  Trichostema lanatum H. C. Lee 1938-5-18 616 San Luis Obispo Husana River, 3 mi N of Porter Ranch 259 Comment
  CAS-BOT-BC220835  Trichostema lanatum Ernest C. Twisselmann 1955-6-10 2133 San Luis Obispo La Panza Range. Calf Canyon, 1 mile east of Creston Road 457 Comment
  JEPS63190  Trichostema lanatum Hilda W. Grinnell 1934-5-22 San Luis Obispo between Pozo and La Panza 762 Comment
  UCD125860  Trichostema lanceolatum Ernest C. Twisselmann 1960-10-5 6014 San Luis Obispo San Luis Obispo County: Upper Gillis Canyon, Upper Sonoran grassland; Shandon. 670 Comment
  UCD117575  Trientalis latifolia G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5384 San Luis Obispo San Luis Obispo County: Central Coast Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  UCSC010653  Trifolium D. R. Miller 2016-4-27 s.n. San Luis Obispo Helipad, Cole Ranch, Arroyo De La Cruz drainage 792 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
  JEPS65686  Trifolium albopurpureum var. albopurpureum W. L. Jepson 1927-4-26 11966 San Luis Obispo Santa Margarita 335 Comment
  OBI38056  Trifolium bifidum David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18162 San Luis Obispo American Cyn area in La Panza Mts Comment
  RSA164395  Trifolium bifidum Clare B. Hardham 1961-4-14 7381 San Luis Obispo Protestant cemetery, Cambria. Comment
  OBI78202  Trifolium ciliolatum David J. Keil 1981-6-20 14853 -1 San Luis Obispo Arroyo de la Cruz Comment
  UC1129990  Trifolium ciliolatum H. C. Lee 1937-5-8 897 San Luis Obispo Adeladia Rd Paso Robles quad (130D) 335 Comment
  RSA115472  Trifolium depauperatum E. C. Twisselmann 1955-3-22 1749 San Luis Obispo Alkali sinks 1 mils north of Soda Lake. 610 Comment
  CAS-BOT-BC257172  Trifolium dubium M. Wetherwax; E. L. Painter 2000-4-19 CR- 25 San Luis Obispo Camp Roberts. Near W. Perimeter Rd., Training Area T, ca. 1.5 air km nw of intersection with Generals Rd. 220 Comment
  OBI78206  Trifolium fragiferum Eric Wise 1981-9-29 1206 San Luis Obispo Orcutt rd 2.3 mi S of Johnson Ave SLO Comment
  OBI12687  Trifolium fucatum Robert F. Hoover 1969-4-22 11251 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  UCD109013  Trifolium fucatum P. B. Kennedy 1929-4-11 10187 San Luis Obispo San Luis Obispo County: 5.5 miles from Morro. Comment
  HSC91536  Trifolium gracilentum Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  SFV15521  Trifolium gracilentum I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 367 San Luis Obispo Carrizo Plain South end of Carrizo Plain. 22.5 miles north on Soda Lake Road from junction with Highway 166. 670 Comment
  UC1925819  Trifolium gracilentum David Keil with V. L. Holland 1999-4-27 28280 San Luis Obispo Camp Roberts, along McMillan Airstrip Comment
  UC52183  Trifolium gracilentum Mrs. R. W. Summers 1882-4-26 170 San Luis Obispo Comment
  SBBG93438  Trifolium grayi R. F. Hoover 1946-4-27 6089 San Luis Obispo Price Cyn Comment
  UCR160158  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2005-5-17 9506 A San Luis Obispo Central Coast, 2.5 mi WNW of San Simeon; along Calif. Highway 1 11 Comment
  UCD39113  Trifolium incarnatum Beecher Crampton 1964-5-21 7010 San Luis Obispo San Luis Obispo County: 2 miles east of Creston. Oak Valley Farm. Comment
  OBI72296  Trifolium microcephalum Anthony Baniaga, Theo Fitanides 2010-4-18 135 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  OBI69529  Trifolium obtusiflorum David J. Keil, with V. L. Holland 2008-6-12 30540 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  OBI12653  Trifolium olivaceum Robert F. Hoover 1958-4-11 8446 San Luis Obispo Atascadero-Creston rd Comment
  OBI78229  Trifolium willdenovii Lyda W. Edge 1973-4-12 303 San Luis Obispo Near Whale Rock Reservoir, State hwy 46 Comment
  UC16410  Trifolium willdenovii Mrs. Blochman May 1893 San Luis Obispo Comment
  SBBG127940  Trifolium wormskioldii M. A. Elvin, G. M. Greenwald 2013-8-9 7247 San Luis Obispo "Colorado Pond", 4-Pond Valley, ca. 80 m from S Refuge boundary, Guadalupe-Nipomo Dunes National Wildlife Refuge 17 Comment
  UCSB70184  Triglochin maritima Ferren, Wayne; Hamilton, Jason 1993-7-19 San Luis Obispo Morro Bay State Park. Comment
  SBBG110203  Trillium angustipetalum C. B. Hardham 1956-3-10 199 San Luis Obispo Thomson Ranch, York Mtn Rd Comment
  OBI33274  Triodanis biflora Kathleen G. Jones, Gaylord J. Jones 1983-6-9 s.n. San Luis Obispo Rural part of Arroyo Grande on Nipomo Mesa Comment
  SEINET10458969  Triodanis biflora Condit CONDIT 1910 San Luis Obispo PETTIT CANYON Comment
  OBI9372  Triphysaria eriantha Fred Rush May-56 121 San Luis Obispo N. Central pasture, Mt SLO Comment
  UCR4758  Triphysaria eriantha Frank C. Vasek 1960-4-9 600409- 11 San Luis Obispo Central Coast, Los Osos [Valley] Road, 2 miles east of Los Osos 15 Comment
  OBI35730  Triphysaria eriantha Allison Berry 1984-4-17 113 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obsipo on hwy 1. Next to hwy 1 and front entrance gate Comment
  UCSB49277  Triphysaria eriantha Meyer, Lisette 1979-5-18 San Luis Obispo Hearst Castle turn-off on the right side of Hwy 1 22 Comment
  SBBG38087  Triphysaria eriantha subsp. eriantha Mrs. R. W. Summers -Oct-1886 San Luis Obispo base of San Luis Mtn Comment
  RSA133429  Triteleia ixioides subsp. cookii Clare B. Hardham 1959-6-8 4763 San Luis Obispo North east slope of Cypress Mountain and sunnier areas of Cypress Swamp Comment
  OBI64822  Triticum aestivum David J. Keil, with Michael Curto 2001-5-15 29467 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  CAS-BOT-BC73842  Tropidocarpum gracile R. F. Hoover 1967-3-5 10243 San Luis Obispo Upper Arroyo Grande. Comment
  UC1127094  Tropidocarpum gracile C. M. Belshaw 1936-3-17 1603 San Luis Obispo 2 mi sse Nipomo (Plot #1); Nipomo Quadrangle 76 Comment
  SBBG2388  Turritis glabra C. B. Hardham 1957-5-30 2056 San Luis Obispo headwaters of Las Tablas Crk Comment
  UC1130587  Typha latifolia H. C. Lee 1936-6-2 649 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quadrangle 6 Comment