Search Results — 2000 specimen records retrieved (1144 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM307948  Abronia Lyman Benson 1963-5-5 16267 San Luis Obispo Oso Flaco Lake, sand dunes near Guadalupe. 8 Comment
  OBI57996  Abronia latifolia Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Just NW of Oso Flaco Lake (near top of first dune system) Comment
  UC1532794  Abronia latifolia Robert F. Thorne 1968-6-7 37757 San Luis Obispo w of Oso Flaco Lake (between Oceanok and Guadalupe); Oso Flaco Dunes 10 Comment
  OBI53833  Abronia latifolia Arthur W. Hazebrook, Kathleen G. Jones, Will Stagg 1993-3-22 194 San Luis Obispo Nipomo Dunes complex, Hidden Willow Valley, stabilized dunes 1.5 mi S of Big Coreopsis Hill Comment
  UC1136547  Abronia maritima B. Bolt 1936-2-25 590 San Luis Obispo 1/2 mi nw Morre; Cayucos Quadrangle Comment
  SEINET10924521 Image available Abronia minor Edward Palmer 1876-7-10 Palmer 521 San Luis Obispo M [?], 25 m. N.E. of San Luis Obispo, California. Comment
  SEINET893164  Abronia umbellata Rimo Bacigalupi, Dr. & Mrs. Robt. M. Page, R. S. Ferris, R. W. Holm 1953-1 4322 San Luis Obispo Northwest of Oso Flaco Lake, immediately back of ocean beach, about 5 miles south of Oceano. Comment
  OBI53523  Abronia umbellata var. umbellata Arthur W. Hazebrook 1991-4-19 29 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI65729  Abutilon theophrasti D. R. Miller 2000-10-16 1000 /731 San Luis Obispo Pine Mt Region. iN orchard area at DRM property, Tobacco Crk drainage 701 Comment
  OBI22763  Acacia baileyana Jack M. Farrell 1955-2-21 80 San Luis Obispo Cal Poly Campus Comment
  POM262062  Acer macrophyllum I. L. Wiggins 1929-4-16 3667 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  OBI35774  Achillea millefolium Allison Berry 1984-4-20 126 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI17139  Achillea millefolium Robert F. Hoover 1946-10-20 6524 San Luis Obispo near Callender RR siding Comment
  SD113040  Achillea millefolium Darley F. Howe 1977-5-16 4941 San Luis Obispo San Simeon State Beach Comment
  UC57434  Achyrachaena mollis J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC29734  Achyrachaena mollis Ernest C. Twisselmann 1969-4-24 15186 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River, 5 miles south of Paso Robles 228 Comment
  OBI17532  Achyrachaena mollis Felice Movich 1969-5-19 179 San Luis Obispo Fish Ranch Rd 305 Comment
  OBI38072  Achyrachaena mollis David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18170 San Luis Obispo American Cyn area in La Panza Mts Comment
  OBI47561  Achyrachaena mollis David J. Keil, Rhonda Riggins & Kathryn Bay 1986-4-26 19225 -2 San Luis Obispo E flank of La Panza MTs. 2.05 mi E of San Juan Crk bridge along hwy 58. T29S, R17E, NW corner of sect 26 Comment
  UC29284  Achyrachaena mollis W. H. Brewer 1861-4-9 401 San Luis Obispo low hills at Nipomo Comment
Read comments
Jul 6 2010
  SD113617  Acmispon brachycarpus Darley F. Howe 1977-5-18 San Luis Obispo East side of Cypress Mountain 640 Comment
  SBBG28558  Acmispon cytisoides E. C. Twisselmann 1967-4-27 12932 San Luis Obispo Ragged Point, Santa Lucia Range 60 Comment
  SBBG95548  Acmispon glaber R. H. Toft 1986-5-21 9 San Luis Obispo 1/8 mi S of Broderson Rd just SW from the center of the town of Los Osos (Bayview) Comment
  OBI12987  Acmispon glaber var. glaber Robert F. Hoover 1966-4-20 9827 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  OBI30633  Acmispon glaber var. glaber Neil Havlik 1967-5-21 326 -25 San Luis Obispo 2 mi E of Navajo Campground, La Panza district, Los Padres Natl Forest Comment
  OBI66365  Acmispon grandiflorus var. grandiflorus David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26249 San Luis Obispo Los padres national forest. la panza mountains. just to northwest of queen bee campground. 713 Comment
  OBI13207  Acmispon heermannii var. orbicularis Robert F. Hoover 1950-5-13 7911 San Luis Obispo Near Oso Flaco Lake Comment
  OBI32099  Acmispon heermannii var. orbicularis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14419 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  SBBG107959  Acmispon junceus C. B. Hardham 1956-12-2 1578 San Luis Obispo Cambria Comment
  OBI13224  Acmispon junceus var. biolettii Robert F. Hoover 1964-6-5 8911 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI57923  Acmispon micranthus David J. Keil 1998-4-28 26966 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  SEINET958147  Acmispon procumbens R. S. Ferris 1939-1 9743 San Luis Obispo White oak covered slope about 3 miles east of Te,pleton on the Creston road. Comment
  OBI32106  Acmispon strigosus David J. Keil, Melissa Luckow 1981-7-3 14937 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
  OBI42137  Acmispon strigosus David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19473 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
  OBI65612  Acmispon strigosus G. F. Hrusa 1995-4-15 12092 San Luis Obispo La Panza Range. Immed adj to Queen Bee Camp 1 m S of La Panza Rd summit 750 Comment
  OBI13021  Acmispon wrangelianus F. Rush May1956 82 San Luis Obispo Mt. SLO Comment
  UC1285117  Acourtia microcephala R. F. Hoover 1946-6-29 6202 San Luis Obispo between Paso Robles and Adelaida Pasa Robles Comment
  OBI16871  Acroptilon repens Robert F. Hoover 1969-7-13 11466 San Luis Obispo Atascadero Comment
  SBBG21339  Adenostoma fasciculatum var. fasciculatum J. Patman 1963-5-30 San Luis Obispo rd to Nipomo, S of Oceano, E of Hwy 1 Comment
  UC1127731  Adenostoma sparsifolium T. M. Hendrix 1939-5-25 1061 San Luis Obispo 2.4 mi. n.w. Double Springs; Los Padres Nat'l Forest, Branch Mt. Quad. Comment
  CAS-BOT-BC139897  Adenostoma sparsifolium Rev. R. W. Summers 1892-5-1 s.n. San Luis Obispo Sta. Lucia Mts. near San Luis Obispo Comment
  OBI1086  Adiantum capillus-veneris R. F. Hoover 1947-8-17 7385 San Luis Obispo Just north of San Carpoforo Creek, on wet rocky cliffs near ocean Comment
  HSC91650  Adiantum jordanii Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  OBI1098  Adiantum jordanii Richard E. Simpson 1959-5-30 125 San Luis Obispo Collected on the northern slope of the unamed peak just west of Bishop Peak. Comment
  OBI30889  Adiantum jordanii Julie M. Vanderweir 1978-5-18 35 San Luis Obispo Indian Knob Tar Sands Comment
  OBI4303  Adiantum jordanii Felice Movich 1969-5-26 183 San Luis Obispo Stenner Creek Road, San Luis Obispo Comment
  OBI46187  Adiantum jordanii Lynne Dee Oyler 1986-5-6 462 San Luis Obispo Santa Margarita Ranch, Estadio field in eastern parts of the ranch where a large stand of blue oaks occur on slopes on decomposed limestone Comment
  POM258764  Agastache urticifolia Roxana S. Ferris 1939-6-16 9781 San Luis Obispo Jack Creek bridge on Dover Canyon road, Santa Lucia Mountains Comment
  UC1125465  Agoseris grandiflora var. grandiflora G. T. Nordstrom 1937-5-13 1211 San Luis Obispo 1.3 mi ene of Asuncion School; Adelaida Quadrangle 381 Comment
  SBBG113562  Agoseris heterophylla C. B. Hardham 1960-3-28 5257 San Luis Obispo N of Bee Rock Comment
  CAS-BOT-BC46079  Agoseris heterophylla var. cryptopleura Ernest C. Twisselmann 1952-4-26 512 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County (above the ranch house) 649 Comment
  CAS-BOT-BC46081  Agoseris heterophylla var. cryptopleura Clare B. Hardham 1957-4-25 1739 San Luis Obispo Cypress Mt. Comment
  UC92317  Agoseris heterophylla var. cryptopleura Dr. E. Palmer 1876-6-1 289 San Luis Obispo Central Coast Range Comment
  RSA595238  Agoseris heterophylla var. heterophylla R. S. Woglum 1938-4-23 1569 San Luis Obispo Outer Coast Ranges, La Panza Mountains, Road from Creston to La Panza. Comment
  CAS-BOT-BC13163  Agoseris hirsuta Ernest C. Twisselmann 1965-11-2 11688 San Luis Obispo Bluffs just north of San Simeon Beach State Park 12 Comment
  OBI47124  Agoseris retrorsa Lynne Dee Oyler 1986-5-6 447 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch Comment
  UC1928140  Agrostis densiflora David Keil, Jill Bushakra 2001-6-14 29544 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI22547  Agrostis exarata Robert F. Hoover 1947-6-2 7258 San Luis Obispo Cambria Comment
  OBI22567  Agrostis exarata Robert F. Hoover 1953-5-7 8293 San Luis Obispo Coast W of Cambria Comment
  SEINET10507100  Agrostis hooveri Robert F. Hoover 1948-6-29 Hoover 7549 San Luis Obispo Summit on road between Arroyo Grande and Huasna Dist. Comment
  OBI3129  Aira caryophyllea Larry E. Brown 1971-5-20 2011 San Luis Obispo Cambria Comment
  RSA714095  Albizia lophantha George K. Helmkamp 2003-12-18 8234 San Luis Obispo Arroyo Grande, Courtland Ave. one block S of Grand Ave. Brooklyn Creek, opposite San Francisco. 15 Comment
  CAS-BOT-BC468917  Allium crispum Clare B. Hardham 1960-5-5 5744 San Luis Obispo Pine Mt. 762 Comment
  CAS-BOT-BC469254  Allium fimbriatum var. fimbriatum R. F. Hoover 1960-5-13 8521 San Luis Obispo Rinconada Mine (SE. of Santa Margarita) Comment
  CAS-BOT-BC135856  Allium haematochiton James R. Shevock 1973-4-20 2604 San Luis Obispo Occasional at Poly Canyon, on the campus of Calif. Poly, San Luis Obispo. Comment
  OBI45092  Allium hickmanii David J. Keil, Jepson Herbarium Group 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI65264  Allium hickmanii Elizabeth Appel 2005-4-22 405 .793 San Luis Obispo Growing along trl on W side of hwy 1 at Ragged Point on Hearst Ranch Comment
  UCD141869  Allium howellii Clare B. Hardham 1958-4-28 3145 San Luis Obispo San Luis Obispo County: 2 miles north of Soda Lake. 609 Comment
  OBI80566  Allium lacunosum David J. Keil 2-3 May 1992 22858 San Luis Obispo Laguna Lake Park. 170 Comment
  OBI61015  Allium lacunosum var. davisiae George Butterworth 1998-4-30 247 San Luis Obispo Carrizo Plain Natural Area. 30 yds NW of Sprague Hill Rd curve, 1.8 mi SW of Soda Lake Rd 689 Comment
  UCR32048  Allium lacunosum var. lacunosum Rhonda L. Riggins 1983-5-23 1487 San Luis Obispo West side of San Bernardo Creek Road, 1.1 mi north of Calif. Hwy 1 49 Comment
  CAS-BOT-BC472721  Allium lacunosum var. lacunosum R. F. Hoover 1947-5-12 7163 San Luis Obispo West base of Mt Bishop near San Luis Obispo Comment
  OBI58031  Allium lacunosum var. lacunosum David J. Keil, with V. L. Holland 1992-5-28 23153 San Luis Obispo San Luis Obispo. West side of Broad Street (Hwy 227) between Hopkins Lane and Rockview Place. Comment
  CAS-BOT-BC472750  Allium lacunosum var. micranthum R. F. Hoover 1949-5-15 7692 San Luis Obispo 18 miles east of Creston on La Panza Road Comment
  OBI5596  Allium unifolium Sharon Jochums 1974-5-19 231 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  SBBG109609  Allophyllum gilioides C. B. Hardham 1960-4-13 5411 San Luis Obispo S of Bee Rock Comment
  OBI56295  Allophyllum gilioides subsp. violaceum Butterworth 1999-4-25 293 San Luis Obispo 1/4 mi s of Circe Rd, 200 rds w of fence. 640 Comment
  OBI25596  Alnus rhombifolia David J. Keil 1981-5-16 14676 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI65731  Amaranthus albus D. R. Miller 1994-7-13 794 -497 San Luis Obispo Pine Mt Region. At Dr. Chappelka's property, on ridge rd ; Pico crk drainage 914 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
  OBI66170  Amaranthus powellii D. R. Miller 1994-6-22 694 -474 San Luis Obispo Pine Mt Region. In veg garden at 1st gate area. San Simeon crk drainage 500 Comment
  UCR263702  Ambrosia chamissonis Mark A. Elvin, Jason Storlie 2014-10-10 7646 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, small swale/water hole c. 100 m NNW of Myrtle Pond, 250 m from Pacific Ocean 8 Comment
  OBI65061  Ambrosia salsola Greg Wilvert 2005-4-17 274 San Luis Obispo Southeast half of Caliente Range; S end of Quail Canyon 761 Comment
  UC1127818  Amelanchier utahensis T. M. Hendrix 1937-6-6 257 San Luis Obispo 1.5 mi nw New District School; Adelaida Quad. 411 Comment
  CAS-BOT-BC137857  Ammophila arenaria W. A. Silveus 1938-6-23 3666 San Luis Obispo Morro Bay. Comment
  UCD104610  Amorpha californica B. Bolt 1936-5-19 723 San Luis Obispo San Luis Obispo County: 1/2 mile N.N.E. of mouth of Moreno Creek. 396 Comment
  RSA121732  Amorpha californica H. C. Lee 1936-5-15 15619 San Luis Obispo 1 mile S.E. of Lmoa Pelona School. 198 Comment
Read comments
May 19 2013
  CAS-BOT-BC180593  Amorpha californica var. californica Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5229 San Luis Obispo Along Parkhill District Road, in hills 4 miles east of Santa Margarita 320 Comment
  UC410840  Amorpha californica var. californica Alice Eastwood 1928-5-17 15147 San Luis Obispo along old road to Pozo Comment
  SBBG107433  Amsinckia C. B. Hardham 1957-4-27 1784 San Luis Obispo eastern foothills of Caliente Mtn Comment
  UC455994  Amsinckia I. J. Condit 1909-2-22 San Luis Obispo El Pizmo Comment
  SBBG104187  Amsinckia douglasiana M. D. Proctor, E. A. Young 1993-3-17 ROB 173 San Luis Obispo Boy Scout Rd, 2 km SE of Twin Bridges; Camp Roberts Comment
  CAS-BOT-BC222386  Amsinckia douglasiana Ernest C. Twisselmann 1962-3-26 6712 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3.5 miles south of Cholame 579 Comment
  OBI20656  Amsinckia intermedia Mrs. R. W. Summers August1886 s.n. San Luis Obispo RR cut, San Luis Obispo Comment
  OBI54457  Amsinckia intermedia Matthew Arterburn 1997-3-23 28 San Luis Obispo 3.1 mi from Navajo Camp on Navajo camp rd Comment
  SEINET6971868  Amsinckia intermedia A. G. Vestal 1962-4-10 s.n. San Luis Obispo Carrizo Plain, about 7 miles northwest of Soda Lake and 2.6 miles south of junction about 1 mile west of Simmler. Comment
  UC1084573  Amsinckia intermedia Francia Chisaki with R. Bacigalupi and P. Hutchison 1957-4-2 916 San Luis Obispo 1.25 mi w Atascadero (on Morro Bay Road) Comment
  SBBG107432  Amsinckia menziesii var. menziesii C. B. Hardham 1960-4-29 5525 San Luis Obispo Atascadero Comment
  RSA0089969  Amsinckia retrorsa P. A. Munz 1951-4-14 16328 San Luis Obispo Queen Bee Public Camp, La Panza Range. 701 Comment
  UCR42891  Amsinckia spectabilis David J. Keil 1981-4-25 14581 San Luis Obispo Central Coast, Baywood Park at Sweet Springs Marsh, Morro Bay area 3 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
  OBI32035  Amsinckia spectabilis var. spectabilis David J. Keil, Eric Wise 1981-5-25 14823 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UCR121780  Amsinckia spectabilis var. spectabilis George K. Helmkamp 2002-4-20 7464 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  UCR91832  Amsinckia spectabilis var. spectabilis George K. Helmkamp 1996-5-27 1084 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  OBI20616  Amsinckia tessellata Robert F. Hoover 1965-4-3 9337 San Luis Obispo La Panza district 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
  OBI28756  Amsinckia tessellata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14500 San Luis Obispo 0.7 mi S of Californica Valley fire station along Soda Lake rd Comment
  UCSB31065  Amsinckia tessellata Steele, R. 1977-1-30 San Luis Obispo Cuyama Valley on west side of Soda Lake road 16 miles north of Rt. 166 731 Comment
  POM262035  Amsinckia tessellata var. gloriosa I. L. Wiggins 1929-4-13 3430 San Luis Obispo Paso Robles. Comment
  OBI57012  Amsinckia tessellata var. tessellata David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27419 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  UCR91699  Anagallis arvensis George K. Helmkamp 1996-5-24 1017 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
  RSA67557  Androsace elongata subsp. acuta P. A. Munz 1951-4-12 16278 San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. 762 Comment
  CAS-BOT-BC46948  Androsace elongata subsp. acuta Clare B. Hardham 1960-4-4 5301 San Luis Obispo Hills near mouth of Cantinas Cr. 243 Comment
  UC1979356  Anisocoma acaulis David Keil with Rhonda Riggins and Karl Striby 1998-5-22 27396 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente Peak. Comment
  CDA34226  Anthemis arvensis David J. Keil 2009-8-17 30630 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  OBI38212  Anthemis cotula Eric Wise 1981-7-1 891 San Luis Obispo Oso Flaco Lake Comment
  UCSB39888  Anthemis cotula Shaw, J. 1982-7-1 San Luis Obispo At the intersection of Los Osos Valley Road and Descanso Street in San Luis Obispo 45 Comment
  OBI49569  Anthoxanthum occidentale Robert F. Hoover 1964-6-7 8980 San Luis Obispo Lower cyn of San Carpoforo Crk Comment
  CDA11510  Antirrhinum kelloggii G. F. Hrusa 1995-5-28 12291 San Luis Obispo Black Butte Research Natural Area, ridge SE of Cuesta Pass. Ridge immediately SW of Radio Facility 2 (Peak 1). 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
  SBBG59599  Apiastrum angustifolium M. M. Miles 1885-1 508 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI73458  Apocynum cannabinum David J. Keil 2010-6-3 30846 San Luis Obispo San Luis Obispo. Santa Rosa Street, east side along Stenner Creek between Murray Street and East Foothill Blvd. 73 Comment
  OBI27215  Aquilegia eximia Thomas Burrows 1980-8-14 117 San Luis Obispo Reservoir Cyn 160 Comment
  CAS-BOT-BC27030  Aquilegia fontinalis Alice Eastwood; John Thomas Howell 1938-6-14 5934 San Luis Obispo Prefumo Canyon Comment
  OBI80679  Arabidopsis thaliana D. R. Miller 2015-3-18 315 .1112 San Luis Obispo growing along water trail at Fishburn cabin, Bear Cyn. Tobacco creek drainage. 427 Comment
  CDA11550  Arbutus menziesii G. F. Hrusa 1993-5-22 11095 San Luis Obispo Black Butte Research Natural Area, Cuesta Ridge east. Near Entrance 1 approx. 1/2 m. N of Mt. Lowe. Comment
  UC1583743  Arbutus menziesii David Keil with Rhonda Riggins, Richard A. Pimentel and D. R. Doc Miller 1985-4-27 18704 San Luis Obispo 12.2 mi from Cal Rte 1 along San Simeon Creek Road, s of Rocky Butte lookout San Simeon Creek Road 914 Comment
  UC1121461  Arctostaphylos T. M. Hendrix 1939-5-7 1014 San Luis Obispo 1.1 mi nw New District School; Pozo Quadrangle Comment
  SEINET12524569 Image available Arctostaphylos crustacea H. C. Lee 1936-1 462 San Luis Obispo Two miles north-northwest of Camp Hill, Arroyo Grande quadrangle Sec. 2, T. 32S., R. 12E. 122 Comment
  OBI71476  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28227 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  CAS-BOT-BC25043  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top. Comment
  CAS-BOT-BC25033  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1332 San Luis Obispo On Hearst Ranch property, N facing slope of S side of the flat-bottomed Arroyo de la Cruz. 30 Comment
  SEINET11989150  Arctostaphylos glandulosa f. cushingiana R. Gankin, Hildreth, W. R. 1967-1 1139 San Luis Obispo 0.4 mi SE of Pozo summit Comment
  OBI14698  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1946-10-26 6530 San Luis Obispo Summit above (SE of) cuesta Pass Comment
  RSA518395  Arctostaphylos glandulosa subsp. glandulosa Steven A. Junak 1990-10-11 4438 San Luis Obispo Cuesta Ridge; Near NW corner of Cuesta Ridge Botanical area (just E of W saddle), along N side of main road (USFS Road no. 29S11.3), ca. 5.6 miles W of Highway 101. 720 Comment
Read comments
Jun 22 2015
  CAS-BOT-BC23089  Arctostaphylos glandulosa subsp. glandulosa Clare B. Hardham 1961-6-1 7316 San Luis Obispo Santa Lucia Mts., Rocky Butte 914 Comment
  CAS-BOT-BC23098  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1946-9-22 6440 San Luis Obispo West of paso Robles on road to Adelaida. Comment
  OBI65924  Arctostaphylos glandulosa subsp. glandulosa D. R. Miller 1994-2-11 294 -71 San Luis Obispo Pine Mt. Region; cole Ranch, Marmolejo drainage 850 Comment
  CAS-BOT-BC24605  Arctostaphylos glauca Clare B. Hardham 1956-1-16 65 San Luis Obispo Santa Lucia Mtns. Adelaida Rd. Comment
  CAS-BOT-BC24607  Arctostaphylos glauca Gary D. Wallace 1974-12-7 1335 San Luis Obispo Santa Lucia Mtns. Just nw. of Pozo along the road by Toro Creek. 432 Comment
  CAS-BOT-BC24610  Arctostaphylos glauca Ernest C. Twisselmann 1956-2-18 2509 San Luis Obispo Oak Flat, 3 mi. w. of Paso Robles. Shandon. 243 Comment
  JEPS98831  Arctostaphylos hookeri subsp. hearstiorum James B. Roof, Walter Knight, Irja Knight 1966-3-1 San Luis Obispo S escarpment E of hwy at Arroyo de los Chinos; Hearst Ranch Comment
  SBBG60024  Arctostaphylos luciana G. Sinsheimer -May-1937 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI14624  Arctostaphylos morroensis F. Rush 1957-1 San Luis Obispo Comment
  SBBG118361  Arctostaphylos morroensis D. Wilken, E. Painter, K. Knight 2005-4-4 16182 San Luis Obispo ridge between Islay Cyn and Hazard Cyn, ca. 0.4 km NW of Benchmark "Hazard", Montana de Oro State Park 173 Comment
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Mar 14 2007
  UC1309711  Arctostaphylos morroensis Beryl Schreiber 1938-10-7 2555 San Luis Obispo 1/2 mi n Hazard Canyon; Cayucos Quadrangle 76 Comment
  CAS-BOT-BC27164  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16843 San Luis Obispo San Luis Obispo. Chorro Creek. Comment
  CAS-BOT-BC39840  Arctostaphylos obispoensis Steven A. Junak; 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 783 Comment
  OBI37900  Arctostaphylos obispoensis David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18566 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
  SBBG104940  Arctostaphylos obispoensis F. L. Johnson Proctor 1993-2-20 ROB 149 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  SFV17040  Arctostaphylos obispoensis P. Wilson 1997-5-27 3452 San Luis Obispo South Coast Ranges Santa Lucia Range. Cuesta Ridge Botanical Area. 700 Comment
  UCD52943  Arctostaphylos obispoensis Roman Gankin; and W. R. Hildreth 1967-11-13 1183 San Luis Obispo Approximately 0.5 mile north of Cuesta Pass on old road west of Highway 101 (like a frontage road). Comment
  OBI65815  Arctostaphylos obispoensis D. R. Miller 1994-1-14 194 -59 San Luis Obispo Pine Mt Region; In to Coles property, front side of Little Pine Mt. 800 Comment
  RSA123387  Arctostaphylos obispoensis A. E. Wieslander 1932-11-20 275 San Luis Obispo Burnett Peak 922 Comment
  OBI14565  Arctostaphylos pechoensis Robert F. Hoover 1946-8-3 6254 San Luis Obispo Upper coon crk, San Luis range Comment
  CAS-BOT-BC44406  Arctostaphylos pechoensis R. F. Hoover 1946-12-15 6576 San Luis Obispo Upper Coon Creek, San Luis Obispo Range Comment
  SEINET11989181  Arctostaphylos pechoensis R. Gankin, Hildreth, W. R. 1967-1 1121 San Luis Obispo near divide between Perfumo Canyon & See Canyon on See Canyon side Comment
  CAS-BOT-BC44392  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8600 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  UC1334939  Arctostaphylos pilosula Beryl Schreiber 1938-9-6 2552 San Luis Obispo Paloma Creek road s Atascadero; San Luis Obispo Quadrangle 304 Comment
  CAS-BOT-BC44420  Arctostaphylos pilosula R. F. Hoover 1964-2-20 8637 San Luis Obispo Oak Park district, north of Arroyo Grande. Comment
  JEPS49512  Arctostaphylos pilosula H. A. Jensen 1933-6-14 San Luis Obispo near Miles 152 Comment
  UCD53659  Arctostaphylos pilosula H. A. Jensen 1933-6-14 s.n. San Luis Obispo Near Miles. 152 Comment
  SBBG39086  Arctostaphylos rudis K. K. Muller 1970-5-10 2952 San Luis Obispo Nipomo Mesa on gas line maintenance Rd turning off of Pomeroy-Los Berros Rd Comment
  UCD57989  Arctostaphylos rudis G. K. Helmkamp 2004-2-19 8304 San Luis Obispo San Luis Obispo Co.: Central Coast: NW of Nipomo, Pomeroy Rd., 0.2 mi. N of Willow Rd. 91 Comment
  SEINET11989238  Arctostaphylos tomentosa R. Gankin, Russell, W. R. 1962-1 338 San Luis Obispo 0.5 mi E of CA 1, 9.4 mi N of entrance to Hearst Castle, just S of Arroyo de la Cruz Comment
  UC1120117  Arctostaphylos tomentosa subsp. crustacea A. E. Wieslander 1936-2-25 605 San Luis Obispo Hazard Creek Cayucos Quadrangle 152 Comment
  UCR107902  Arctostaphylos tomentosa subsp. crustacea George K. Helmkamp, E. A. Helmkamp 1996-12-22 1275 San Luis Obispo Central Coast, near Martingale Avenue and Buckskin Drive at the east end of Los Osos 61 Comment
  UCR140758  Arctotheca prostrata George K. Helmkamp 2004-2-7 8263 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd., just east of Mesa View Dr. 76 Comment
  CAS-BOT-BC137611  Aristida adscensionis Marcus E. Jones 1882-5-9 3245 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC137612  Aristida adscensionis Marcus E. Jones 1882-5-9 3245 San Luis Obispo San Luis Obispo. Comment
  POM280716  Armeria maritima subsp. californica Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria. Comment
  RSA25699  Armeria maritima subsp. californica Carl B. Wolf 1941-7-11 10986 San Luis Obispo Along the coast about 1 mi N of Cambria. 15 Comment
  OBI24080  Artemisia californica Janice M. Toyoshima 1979-9-19 S 1 San Luis Obispo Morro Bay. South of Shark Inlet Comment
  OBI6469  Arum palaestinum Robert J. Rodin 1957-3-15 6129 San Luis Obispo Cultivated in San luis Obispo Comment
  OBI81331  Asclepias eriocarpa David J. Keil, Janet Haden 1988-5-24 20683 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
  OBI56881  Asclepias eriocarpa David J. Keil 1998-6-1 27557 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI62218  Asclepias eriocarpa P. A. Holden 1968-7-27 484 San Luis Obispo Along hwy 58 some 5 mi E of Santa Margarita Comment
  IRVC29233  Asclepias fascicularis G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8858 San Luis Obispo Santa Lucia Wilderness area, 0.9 mi E of Lopez Lake entrance then 3.3 mi N along Upper Lopez Cyn Rd. Outer South Coast Ranges 166 Comment
  SBBG55609  Asclepias fascicularis D. Keil 1980-9-18 14216 San Luis Obispo 0.4 mi from Hwy 58 on Shell Crk Rd Comment
  OBI20522  Asclepias vestita John Thomas Howell 1948-6-15 24366 San Luis Obispo Hughes Cyn SE of Shandon 610 Comment
  SBBG82042  Asclepias vestita C. F. Smith 1950-5-4 2774 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  RSA113929  Astragalus asymmetricus H. K. Sharsmith 1954-6-7 4420 San Luis Obispo 24.2 miles south of Cholame, Cholame-Simmler road, Temblor Range. 457 Comment
  OBI51808  Astragalus curtipes Gary Westbrook March1994 19 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  SBBG68379  Astragalus curtipes R. Hoffmann 1930-1-28 San Luis Obispo Cambria Comment
  UC1285215  Astragalus curtipes R. F. Hoover 1947-2-24 6622 San Luis Obispo first ridge w Cerro Ramauldo (among serpentine rocks); w of Cerro Ramauldo Comment
  UC862636  Astragalus curtipes Lewis S. Rose 1936-3-19 36072 San Luis Obispo Morro Beach 15 Comment
  UC564139  Astragalus didymocarpus Roxana S. Ferris 1935-3-29 9120 San Luis Obispo on the Maricopa Road 16 mi s Soda Lake (Carriso Plain); , s of Soda Lake Comment
  CAS-BOT-BC27462  Astragalus didymocarpus var. daleoides Alice Eastwood; John Thomas Howell 1935-3-25 2026 San Luis Obispo Cholame Comment
  RSA0083752  Astragalus didymocarpus var. milesianus C. M. Belshaw 1936-3-28 1740 San Luis Obispo 1.3 miles N.W. of Cayucos. 350 Comment
  JEPS54604  Astragalus douglasii W. L. Jepson 1931-6-4 15890 San Luis Obispo Grant Lake Palo Prieto Pass, Grant Lake (Palo Prieto Pass, se San Luis Obispo Co.) 609 Comment
  UC56063  Astragalus douglasii var. douglasii J. H. Barber 1901-4-21 A 23 San Luis Obispo bank Huer Huero (Paso Robles, <Huerhuero>); Bank of Huer Huero, Paso Robles <Huerhuero> Comment
  SD244694  Astragalus gambelianus David Keil 1998-4-7 26575 San Luis Obispo S of Creston on Hwy 229, 1.4 miles S of Rocky Canyon Road. 384 Comment
  OBI13338  Astragalus lentiginosus var. nigricalycis Robert F. Hoover 1968-4-17 11044 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  OBI49910  Astragalus lentiginosus var. nigricalycis David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12726 San Luis Obispo 29.5 mi SE of Calif Rte 58 along Soda Lake Rd Comment
  UCR143021  Astragalus macrodon Roxana S. Ferris 1939-5-23 9756 San Luis Obispo Outer South Coast Ranges, 4 miles east of Templeton 427 Comment
  UC153468  Astragalus macrodon Katharine Brandegee 1911-7-13 San Luis Obispo on the Creston Road near Paso Robles; near Paso Robles Comment
  UCR158439  Astragalus nuttallii George K. Helmkamp 2004-6-15 8642 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  CDA36815  Astragalus nuttallii D. B. Joley 1976-5-1 2 San Luis Obispo Hwy. 41. 0 Comment
  UC1128882  Astragalus nuttallii var. nuttallii G. T. Nordstrom 1937-6-5 1311 San Luis Obispo 3.2 mi sw Asuncion School; Adelaida Quad., sw of Asuncion School Comment
  OBI29564  Astragalus nuttallii var. nuttallii Melissa Luckow 1981-6-25 705 San Luis Obispo Coastal area just N of San Simeon beach Comment
  SBBG4445  Astragalus nuttallii var. nuttallii C. Bornstein, D. Kershaw 1998-8-4 San Luis Obispo Hwy 1, Vista Pt just N of San Simeon 22 Comment
  CAS-BOT-BC194236  Astragalus oxyphysus Lewis S. Rose 1968-4-23 68038 San Luis Obispo Cholame 335 Comment
  UC82733  Astragalus oxyphysus Alice Eastwood 1896-5-3 San Luis Obispo Painted Rocks Carisa Plains, Painted Rocks (Carisa Plains, near the boundary between Santa Barbara and San Luis Obispo Counties) Comment
  UCD22534  Astragalus oxyphysus Ralph Phillips 2003-4-10 S 8 San Luis Obispo San Luis Obispo County: Carrizo Plain. Along Soda Lake Road, north of intersection with Hwy 166. Barely inside the reserve. 700 Comment
  UCD21562  Astragalus trichopodus var. lonchus R. Scherson; J. F. Perez 2003-6-24 2 San Luis Obispo California. Brown Canyon. From road 166, about 1 mile on side of the road from Rock Road Ranch. 380 Comment
  UC454662  Astragalus trichopodus var. lonchus I. J. Condit 1910-5-14 San Luis Obispo Osos Valley Sand Hills Comment
  UCR134417  Astragalus trichopodus var. phoxus George K. Helmkamp, E. A. Helmkamp 2001-4-29 6577 San Luis Obispo Irish Hills, Clark Valley Rd., 3.8 mi south of Los Osos Valley Rd., east of Los Osos 213 Comment
  CAS-BOT-BC199107  Astragalus trichopodus var. phoxus R. F. Hoover 1956-5-18 8376 San Luis Obispo Lower end of Ricky Canyon between Atascadero and Creston, on exposed south-facing rocky slope. Comment
  SBBG108028  Astragalus trichopodus var. phoxus C. B. Hardham 1971-4-24 18044 San Luis Obispo pass between Salinas River and Cuyama Valley, SW of McChesney Pk Comment
  OBI40989  Athyrium filix-femina David J. Keil, Eric A. Wise 1985-4-25 188549 San Luis Obispo Black Lake Canyon between California Highway 1 and the Guadelupe Road. Shallow canyon cut through sandstone formations. Comment
  CAS-BOT-BC16332  Athysanus unilateralis R. F. Hoover 1949-4-21 7625 San Luis Obispo 14 miles east of Creston on La Panza Road. Comment
  CDA17745  Atriplex californica Austin Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; More or less midway between Oso Flaco Ck. & Santa Maria R. 15 Comment
  UCR39000  Atriplex californica David J. Keil 1983-11-19 18059 San Luis Obispo Central Coast, Fringes of salt marsh around Shark Inlet at southern end of Morro Bay in lee of sand spit 1 Comment
  UC1136282  Atriplex canescens W. A. Peterson 1937-5-18 866 San Luis Obispo 1.8 mi ne La Panza Ranch; La Panza Quad., ne of La Panza Ranch Comment
  OBI17333  Atriplex coronata Robert F. Hoover 1946-10-6 6478 San Luis Obispo Cholame Comment
  OBI81159  Atriplex coronata Matt Beyers, D. Gallagher, N. Oyler 2015-5-22 1163 San Luis Obispo Vicinity of Cholame: Cholame Valley. Just south of the Highway 46 and Highway 41 junction and immediately east of Davis Road 348 Comment
  UCR266025  Atriplex coronata David J. Keil 2001-5-10 29437 San Luis Obispo South Coast Range, Bitterwater Road, Pinole Spring, 10.1 road miles north of Hwy 58 at site of stone springbox on slope below road 689 Comment
  CAS-BOT-BC172631  Atriplex coronata Ernest C. Twisselmann 1969-8-23 15932 San Luis Obispo Sag pond on the San Andreas Fault, hills at the head of Choice Valley 685 Comment
  JEPS90688  Atriplex coronata var. coronata Dean W. Taylor 1986-4-20 8789 San Luis Obispo San Joaquin Valley, head of Cholame Creek, adjacent to Highway 46 near junction with Bitterwater Road, on flat s of Highway Cholame Creek; San Joaquin Valley, Cholame Creek Comment
  OBI17311  Atriplex leucophylla Robert F. Hoover 1947-8-13 7369 San Luis Obispo Mouth of Hazard Cyn Comment
  OBI51190  Atriplex prostrata Jan Barber 1993-8-14 77 San Luis Obispo San Simeon State Park, around seasonal outlet to ocean of San Simeon crk Comment
  POM180542  Atriplex semibaccata Roxana S. Ferris 1929-4-15 7638 San Luis Obispo 2 miles north of Morro on the coast road, Comment
  SEINET4136284  Atriplex semibaccata Howard C. Stutz 1987-8-15 94520 San Luis Obispo 10 mi. E of Cholame.; 0 Comment
  CAS-BOT-BC180899  Atriplex serenana var. serenana R. F. Hoover 1947-7-19 7318 San Luis Obispo North edge of Santa Maria Valley near Nipomo-Gudalupe Road, at edge of bean field. Comment
  OBI57384  Atriplex vallicola David J. Keil 1998-8-19 27985 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). 585 Comment
  OBI17257  Atriplex watsonii Marta Bruckner 1963-11-5 8 San Luis Obispo Morro Bay state park Comment
  OBI79855  Austrocylindropuntia subulata David J. Keil 2012-7-18 31470 San Luis Obispo South base of Nipomo Mesa, west of Nipomo 44 Comment
  OBI17822  Avena fatua Hans Wilgenburg 1977-8-11 29 San Luis Obispo Cal Poly campus 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
  UC1130871  Avena fatua C. M. Belshaw 1936-3-23 1693 San Luis Obispo 1/2 mi nw Black Hills (Plot #1); Cayucos Quadrangle 60 Comment
  UCD136021  Azolla filiculoides P. B. Kennedy 1927-7-13 s.n. San Luis Obispo San Luis Obispo County: Oceano, California. Comment
  CAS-BOT-BC98683  Baccharis douglasii Rev. R. W. Summers 1896-10-1 s.n. San Luis Obispo Near San Luis Obispo City Comment
  SBBG42999  Baccharis glutinosa L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  LA211627  Baccharis pilularis Mark A. Elvin; Jason Storlie 2014-10-10 7656 San Luis Obispo SANTA MARIA RIVER VALLEY, Guandalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, ca. 250 meters from Pacific Ocean. 9.0 Comment
  UC1119673  Baccharis pilularis V. Stackhouse 1937-12-14 87 San Luis Obispo 2 3/10 mi wsw of Nacimiento Ranch (Bradley); Bradley 198 Comment
  JEPS57848  Baccharis pilularis Ernest C. Twisselmann 1968-10-21 15029 San Luis Obispo Bueno Vista Drive 1 mi n of Highway 46 Bueno Vista Drive 190 Comment
  OBI36147  Baccharis pilularis Walter F. Chesbro 1978-4-19 36 A San Luis Obispo South Bay Blvd., 1 mi N of Los Osos Comment
  OBI35780  Baccharis pilularis var. consanguinea Allison Berry 1984-4-20 123 San Luis Obispo Camp San Luis Shooting Facility; 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI66249  Baccharis plummerae subsp. plummerae David J. Keil 1998-10-9 28126 a San Luis Obispo California Highway 166, 3.4 road miles e of junction with Alamo Creek Rd. Comment
  CAS-BOT-BC99746  Baccharis salicifolia Ernest C. Twisselmann 1956-5-7 2776 San Luis Obispo Ian McMillan Ranchgrounds, Gillis Canyon 510 Comment
  OBI28909  Baccharis salicifolia Melissa Luckow, Rhonda Riggins 1982-5-14 874 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd. Comment
  RSA585722  Baccharis salicifolia D. A. Young, F. L. Johnson 1992-6-17 s.n. San Luis Obispo 0.5 km SE of Deer Trail Road on W Perimeter Road. Comment
  OBI67014  Bellardia trixago D. R. Miller 1994-6-1 694 -393 San Luis Obispo Pine mt Region. In rd way on W, NW slope of Pine Mtn Rd near 'Rose patch'; Marmolejo Crk drainage 914 Comment
  OBI56304  Bellis perennis David J. Keil 1998-10-27 s.n. San Luis Obispo Los Osos. Sea Pines Golf Course Comment
  CAS-BOT-BC75858  Berberis pinnata Clare B. Hardham; Louise Squibb 1960-3-1 6596 San Luis Obispo Santa Lucia Mountains. Radar Station, Cambria. Comment
  OBI32992  Berberis pinnata subsp. pinnata David J. Keil, Malcolm McLeod and Calif Native Plant Society Rare Plant Committee 1983-5-1 16971 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos. Comment
  SBBG2294  Berberis pinnata subsp. pinnata C. B. Hardham 1957-3-25 1563 San Luis Obispo Klau Mine Comment
  UCR38868  Bergia texana David J. Keil 1983-10-21 17978 San Luis Obispo Hwy 229 on Lasma property, south of Creston. E banks of Middle Branch of Huerhuero Creek 375 Comment
  CAS-BOT-BC102029  Bidens laevis Herman Knoche 1919-9-30 Series A, No. 2375 San Luis Obispo Pismo dunes, marais Comment
  OBI16925  Blepharizonia laxa Robert F. Hoover 1966-10-8 10149 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  RSA164040  Blepharizonia laxa E. C. Twisselmann 1963-8-23 8883 San Luis Obispo San Andreas Fault in the hills at the summit of Palo Prieta Canyon 701 Comment
  SD249127  Blepharizonia laxa David Keil 1988-9-23 21150 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd, to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Just east of Golden Hill Rd near newly constucted church. Comment
  OBI80224  Bloomeria crocea David J. Keil 1988-6-25 20814 San Luis Obispo Higuera Street, south of San Luis Obispo just east of bridge over SLO creek. Comment
  CAS-BOT-BC482126  Bloomeria crocea var. aurea Ira L. Wiggins 1929-5-24 3745 San Luis Obispo Roadside 2 miles east of Paso Robles 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
  CAS-BOT-BC478933  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
  OBI64766  Bloomeria humilis D. R. Miller, E. A. Appel 2005-6-18 605 .808 San Luis Obispo Pine Mt Region. along coastal bluff 1.8 mi N of Arroyo de la Cruz Comment
Read comments
Jan 10 2015
  UC1296357  Bloomeria humilis R. F. Hoover 1955-6-14 8357 San Luis Obispo 2 mi. n. Arroyo de la Cruz (on State Hwy. 1) Comment
  UC1296175  Boechera pulchra R. F. Hoover 1952-5-24 8203 San Luis Obispo Caliente Mt. summit ridge Caliente Mt. Comment
  OBI22605  Bolboschoenus maritimus subsp. paludosus Robert F. Hoover 1946-11-17 6556 San Luis Obispo San Luis Obispo Comment
  UCR266006  Bolboschoenus maritimus subsp. paludosus David J. Keil 1985-6-19 18902 San Luis Obispo Central Coast, south margins of Warden Lake marsh north of Los Osos Valley Memorial Park, just east of powerline corridor 20 Comment
  OBI43589  Bolboschoenus maritimus subsp. paludosus Eric Wise 1981-8-7 1053 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  OBI64601  Bowlesia incana David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28691 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI24985  Brachypodium distachyon David J. Keil 1980-6-14 s.n. San Luis Obispo Morro Bay Comment
  CAS-BOT-BC145407  Brachypodium distachyon Clare B. Hardham 1960-6-3 5992 San Luis Obispo Santa Lucia Mountains. Cuesta Sargent Cypress Forest. Comment
  SBBG117994  Brassica geniculata 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
  OBI28811  Brassica nigra David J. Keil 1981-4-24 14458 San Luis Obispo 10 mi E of jctn with Calif Rte 227 along Calif SR 58 Comment
  RSA709067  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2005-6-5 9534 San Luis Obispo Central Coast: San Simeon Creek, 0.1 mile E of Hwy CA-1. 9 Comment
  CAS-BOT-BC36784  Brassica rapa Clare B. Hardham 1957-9-12 2612 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria. Comment
  CAS-BOT-BC100456  Brickellia californica R. F. Hoover 1946-10-13 6483 San Luis Obispo West of Huasma River, near Cuyama River Comment
  UCSC000832  Brickellia californica I. J. Condit 2010-10-1 s.n. San Luis Obispo Lopez Canyon Comment
  UC1873062  Bromus arizonicus David Keil 2003-5-15 30179 San Luis Obispo Crabtree development site. Santa Lucia Mountains. NW of Cuesta Pass, W of Hwy 101. Comment
  RSA718823  Bromus carinatus Michael Honer 2002-4-27 1621 San Luis Obispo South Santa Lucia Mtns; along Hwy 41, appx. 7mi. NE of Morro Bay. 300 Comment
  SEINET943647  Bromus carinatus var. carinatus Carl B. Wolf 1929-1 3625 San Luis Obispo Along the coast, 6 miles N. of Morro Bay 30 Comment
  OBI31745  Bromus diandrus Smeltzer, Turnquist 1982-4-12 18 San Luis Obispo SE side of Laguna Lake Park from the roadway over to base of hill Comment
  SBBG92463  Bromus diandrus S. A. Junak 1989-4-27 3974 San Luis Obispo USFS Rd 29S11.3 in central portion of Cuesta Ridge Botanical Area W of Pk 2478, ca. 3.8 mi W of US Hwy 101 737 Comment
  UCD58554  Bromus diandrus Beecher Crampton 1963-5-9 6801 San Luis Obispo San Luis Obispo Co.: South of Atascadero. Jct. Santa Barbara Rd. and U. S. Hwy. 101. Comment
  CAS-BOT-BC155737  Bromus diandrus Ernest C. Twisselmann 1969-4-24 15178 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  OBI56850  Bromus diandrus LynneDee Oyler 1986-3-21 355 San Luis Obispo Aqua Escondido, USFS blue oak study area Comment
  OBI8575  Bromus diandrus Craig Woods 1978-4-23 51 San Luis Obispo E side of the Carrizo Plain near the jctn of hwy 58 and Soda lake San Diego cr rd 732 Comment
  OBI69695  Bromus grandis D. R. Miller 1991-5-30 915 -R San Luis Obispo E slope of Pine Mt 701 Comment
  JEPS116454  Bromus hordeaceus Alice Le Duc 1999-5-13 398 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
  OBI28220  Bromus hordeaceus Rick Frelinger 1982-4-20 16 San Luis Obispo San Luis Crk between US hwy 101 and lower Higuera St, San Luis Obispo Comment
  RSA0036670  Bromus hordeaceus LeRoy Gross, Evan Meyer 2014-4-15 6243 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
  SBBG95669  Bromus hordeaceus J. Eliot 1986-5-21 35 San Luis Obispo 1 mi W of TV Tower Rd off US Hwy 101 N of San Luis Obispo Comment
  CAS-BOT-BC155101  Bromus hordeaceus Clare B. Hardham 1959-5-6 4428 San Luis Obispo Santa Lucia Mountains. Shores of Nacimiento Lake. Comment
  OBI28112  Bromus hordeaceus A. Berry/Carrie Wilson 1982-5-9 42 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of Ca Rte 101 on CA Rte 58- Santa Margarita. Site to R of Rd across RR tracks 50 yds Comment
  OBI31467  Bromus hordeaceus Joy Nishida, Robert Allen 1982-4-10 260 San Luis Obispo American Cyn campgorund 536 Comment
  OBI43399  Bromus hordeaceus Eric Wise 1982-5-17 1464 San Luis Obispo Spring W of Kerr "lake" MacMillan Rd, 8.6 mi NE of hwy 46 on White Crk ranch Comment
  UC2027446  Bromus japonicus David Keil 2011-6-24 31049 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of san Carpoforo Creek Comment
  UC1131021  Bromus laevipes H. C. Lee 1937-6-1 1023 San Luis Obispo 1 1/2 mi w of Paso Robles 381 Comment
  UC771702  Bromus laevipes R. F. Hoover 1946-6-15 6148 San Luis Obispo w of Pozo (Rinconada Mine); Rinconada Mine Comment
  OBI81308  Bromus madritensis David J. Keil, V. L. Holland 1988-4-26 20554 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. 135 Comment
  OBI32983  Bromus madritensis subsp. madritensis David J. Keil, Malcolm McLeod, and CNPS Rare Plant Committee 1983-5-1 16954 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  UC618977  Bromus madritensis subsp. rubens G. T. Nordstrom 1937-5-16 1253 San Luis Obispo 2.7 mi sse of Chimney Rock 518 Comment
  OBI6269  Bromus sitchensis Larry E. Brown 1971-5-6 1980 San Luis Obispo Growing in Hazard Cyn in the Montana De Oro State Park near Morro Bay Comment
  CAS-BOT-BC233750  Buddleja davidii Ernest C. Twisselmann 1967-8-23 13565 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI79232  Calandrinia breweri David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31333 San Luis Obispo Western end of San Luis Range. Field Ranch, Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant, and south of Montana de Oro State Park 165 Comment
  OBI77826  Calandrinia breweri Jennifer Stone 1986-3-9 3 San Luis Obispo Cuesta Ridge E in chaparral area burned over in the Las Pilitas fire of June-July 1985 Comment
  OBI64981  Calandrinia ciliata Greg Wilvert 2005-4-2 100 San Luis Obispo SE Half of the Caliente Range. 1.2 km SW of Wells spring 1036 Comment
  OBI74999  Calandrinia ciliata David J. Keil 1988-3-19 20435 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
  UCD100204  Calandrinia ciliata G. F. Hrusa 1995-5-28 12196 San Luis Obispo San Luis Obispo County: Black Buttes Research Natural Area. 600 Comment
  UCD100245  Calandrinia ciliata W. A. Peterson 1937-3-19 622 San Luis Obispo San Luis Obispo County: 1.5 mile west northwest of La Panza Ranch, La Panza. 533 Comment
  OBI69487  Calendula officinalis Michael Curto 2008-2-28 s.n. San Luis Obispo Leaning Pine Arboretum, Cal Poly State Univ, San Luis Obispo Comment
  OBI65421  Callitriche longipedunculata David J. Keil, with Bot 433 (Field Botany) class field trip participants 2006-4-14 30430 San Luis Obispo Carrizo Plain. Intersection of Belmont Trail and Clarksburg Road, northwest corner. Vicinity of 35 deg. 18.49'N, 119 deg. 56.62'W 591 Comment
  OBI51289  Callitriche marginata Jan Barber 1994-3-21 103 San Luis Obispo San Simeon State Park. In mima mound area N of Washburn campground Comment
  SBBG54865  Callitriche marginata D. Keil 1982-6-26 16238 San Luis Obispo vicinity of Arroyo de la Cruz Comment
  RSA141040  Callitriche peploides Clare B. Hardham 1960-5-5 5663 San Luis Obispo Pine Mt.; Santa Lucia Mts. 762 Comment
  RSA176275  Callitriche trochlearis R. F. Thorne, P. C. Everett 1963-6-12 32261 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  SBBG93660  Calochortus albus T. J. Ayers with S. A. Junak 1989-6-22 748 San Luis Obispo 0.2 mi E of W boundary on West Cuesta Ridge Rd; on W side of mine rd ca. 0.2 mi N of Cuesta Ridge Rd Comment
  SBBG133087  Calochortus argillosus D. Keil, T. Teed, M. Uchida 2001-6-15 29566 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  OBI59366  Calochortus argillosus David Keil 2001-6-14 29525 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. 800 Comment
  SEINET7072785  Calochortus clavatus A. G. Vestal 1963-5-15 s.n. San Luis Obispo Shoulder on the Jardine Road southeast of Estrella. Coordinate datum: NAD27. Comment
  OBI72999  Calochortus clavatus David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25414 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  UC638973  Calochortus clavatus Bernard Miossi 1939-6-18 102 San Luis Obispo 1 mi n Morro-Atascadero road (at a point 5 mi from CA Hwy 1) 182 Comment
  OBI45341  Calochortus clavatus var. recurvifolius David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15668 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  RSA216828  Calochortus clavatus var. recurvifolius Robert F. Hoover 1969-7-17 11478 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  JEPS61689  Calochortus luteus Rhoda Ramona Reed 1915-1 San Luis Obispo Los Osos Road San Luis Obispo Comment
  OBI27396  Calochortus obispoensis Thomas Burrows 1980-6-20 85 San Luis Obispo Reservoir cyn Comment
  RSA0119384  Calochortus obispoensis Melissa A. Johnson 2015-6-7 228 San Luis Obispo Cal Poly Canyon. 131 Comment
  CAS-BOT-BC132426  Calochortus obispoensis Alice Eastwood; John Thomas Howell 1938-6-14 5942 San Luis Obispo Serrano Canyon Comment
  SBBG40307  Calochortus obispoensis R. F. Hoover 1969-6-22 11378 San Luis Obispo Chorro Crk Cyn (Serrano Cyn) Comment
  OBI27323  Calochortus simulans Robert L. Allen, Nancy E. Arnold 1981-5-10 274 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts Comment
  RSA0047732  Calochortus simulans LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6402 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  SBBG15282  Calochortus splendens H. and M. Dearing 1940-6-16 4385 San Luis Obispo 6 mi S of Pozo Comment
  UC1134539 Image available Calochortus venustus W. A. Peterson 1937-5-8 810 San Luis Obispo 2.6 mi sw Mouth of Piletas Canyon; La Panza Quad. 594 Comment
  UC337920 Image available Calochortus venustus unknown Jun 1887 San Luis Obispo Paso Robles Comment
  UC52201 Image available Calochortus venustus Mrs. R. W. Summers Jun 10 1882-Jun 30 1882 844 San Luis Obispo San Luis Valley Comment
  RSA0008360  Calycadenia villosa H. C. Lee 1937-5-26 1005 San Luis Obispo 1.5 miles NE of Creston. 351 Comment
  JEPS112723  Calyptridium monandrum Dean W. Taylor 1994-6-16 14399 San Luis Obispo Nipomo Mesa (ca. 2 air mi WNW of Highway 101 at Nipomo); vacant lots of partially developed subdivision along Willow Road 0.2 mi N of junction with Pomeroy Road (opposite 1111 Willow Rd.) 112 Comment
  OBI55360  Calystegia collina subsp. apicum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27506 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak (35 deg. 43.568' N x 121 deg. 07.575' W) 732 Comment
  OBI80964  Calystegia macrostegia Alyssa Moore, Richard Squeri, Tyler Griffith, Frances Nguyen-Khoa 2015-4-19 2 San Luis Obispo Prospects Fire Lookout Tower (bowden Rach Open Space) Comment
  CAS-BOT-BC221387  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1967-5-1 10518 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  OBI27131  Calystegia macrostegia subsp. cyclostegia Thomas Burrows 1980-5-3 26 San Luis Obispo Reservoir cyn 168 Comment
  OBI57540  Calystegia macrostegia subsp. cyclostegia David J. Keil 1998-3-27 26430 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI66931  Calystegia macrostegia subsp. cyclostegia David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29563 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
  SEINET13752173 Image available Calystegia macrostegia subsp. cyclostegia Richard R. Halse 2015-1 9346 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  UC1794977  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19759 San Luis Obispo Coast road c. 16 km WNW of San Simeon, 4 km N of Cappucino Cove 10 Comment
  UCR140403  Calystegia macrostegia subsp. cyclostegia George K. Helmkamp 2004-3-13 8341 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  RSA522498  Calystegia purpurata David J. Keil 1986-5-13 19444 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout. 945 Comment
  OBI75137  Calystegia purpurata subsp. purpurata Robert F. Hoover 1964-5-11 8785 San Luis Obispo Road to Hi Mtn from Pozo-Arroyo Grande summit Comment
  OBI15292  Calystegia soldanella R. F. Hoover 1947-7-11 7297 San Luis Obispo South end of Morro Bay, at the edge of sandy beach Comment
  OBI28425  Calystegia soldanella Karin Long 1982-4-3 San Luis Obispo On the Primary Dunes - Morro Bay sand spit at the southern end of Shark Inlet Comment
  UC57519  Calystegia subacaulis subsp. episcopalis J. H. Barber May 1899 San Luis Obispo Sta Lucia Mts Sta Lucia Mts. Comment
  OBI52977  Calystegia subacaulis subsp. episcopalis Tamara Klug 1995-5-31 2 San Luis Obispo Chorro Valley Pipeline rte at El Chorro Regional Park Comment
  SBBG4920  Camissonia campestris subsp. campestris C. B. Hardham 1958-5-7 3240 San Luis Obispo Bee Rock Comment
  SEINET12194969  Camissonia campestris subsp. campestris L. P. Janeway 1988-1 2683 San Luis Obispo Shedd Canyon quad T28S, R14E, NS-1/4 of Sec. 2. ca 5 mi due E of Creston, upper reaches of se'ern 427 Comment
  RSA355132  Camissonia cheiranthifolia subsp. cheiranthifolia C. F. Smith 1962-8-7 8043 San Luis Obispo On arrested dunes above Oso Flaco Lake, south of Oceano Comment
  RSA145084  Camissonia hardhamiae E. G. Linsley, J. W. MacSwain 1959-4-28 59 -87 San Luis Obispo 4.5 miles east of Santa Margarita. Comment
  UCR1342  Camissonia ovata Frank C. Vasek 1960-4-9 600409- 12 San Luis Obispo Central Coast, Los Osos [Valley] Road, 2 miles east of Los Osos 15 Comment
  OBI53045  Camissonia strigulosa David J. Keil, Kathleen Keil, Lynne Dee Oyler, & Danielle DeRome 1991-4-6 21497 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  UC454567  Camissonia strigulosa E. P. Unangst 1908-5-1 San Luis Obispo San Miguel Comment
  OBI7026  Camissoniopsis cheiranthifolia Marguerite Costigan 1972-10-8 22 San Luis Obispo 1/8 mi N of Morro Rock Comment
  UC1122282  Camissoniopsis hirtella B. Bolt 1936-5-25 738 San Luis Obispo 2 3/4 mi ene Santa Margarita (Plot 128); San Luis Obispo Quadrangle Comment
  UC1122268  Camissoniopsis ignota W. A. Peterson 1937-4-29 772 San Luis Obispo Martinez Canyon La Panza Quadrangle Comment
  OBI73647  Camissoniopsis intermedia David J. Keil 2010-6-7 30867 San Luis Obispo La Panza Mountains. Highway 58. Comment
  JEPS99153  Campanula griffinii Clare B. Hardham 1963-6-18 10851 San Luis Obispo Cypress Mountain 609 Comment
  OBI17625  Capsella bursa-pastoris Kamran Alavi 1977-8-19 18 San Luis Obispo Los Osos Valley rd Comment
  OBI15047  Cardamine californica Robert F. Hoover 1967-2-18 10217 San Luis Obispo Diablo Cyn, San Luis Range Comment
  UCR103807  Cardamine californica George K. Helmkamp 1997-3-8 1450 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  OBI47314  Cardamine oligosperma David J. Keil, Melissa Luckow 1982-3-7 15699 San Luis Obispo Tassajara Crk between Santa Margarita and Cuesta Summit. At location where the crk crosses Tassajara Crk rd Comment
  UC463264  Cardaria draba Roxana S. Ferris 1929-4-15 7643 San Luis Obispo 2 mi e of Moro Comment
  OBI31099  Carduus pycnocephalus Julie M. Vanderwier 1979-5-4 152 San Luis Obispo Indian Knob Tar Sands Comment
  RSA586431  Carduus pycnocephalus D. A. Young, F. L. Johnson 1992-6-16 ROB 0028 San Luis Obispo 0.5 km NE of Gate 11 of Nacimento Rd. Comment
  OBI78883  Carex barbarae David J. Keil 2013-9-6 32029 San Luis Obispo Morro Bay State Park, northeast of Los Osos Middle School. 12 Comment
  SBBG127276  Carex barbarae D. J. Keil 2013-9-6 32029 San Luis Obispo Morro Bay State Park, NE of Los Osos Middle School 12 Comment
  RSA142247  Carex gracilior Clare B. Hardham 1958-3-29 2957 San Luis Obispo Santa Lucia Mountains: Toro Creek Road-off Morro Road between Atascadero and Morro Bay. Comment
  CAS-BOT-BC21862  Carex harfordii R. F. Hoover 1947-5-23 7183 San Luis Obispo Near Sunnyside School, Osos Valley. Comment
  OBI6412  Carex harfordii Robert F. Hoover 1947-5-25 7218 San Luis Obispo Cambria Comment
  OBI83590  Carex harfordii David Keil 1993-7-7 24257 San Luis Obispo Cambria. Fiscalini Ranch. 0 Comment
  OBI66798  Carex nudata D. R. Miller 1994-4-30 494 .276 San Luis Obispo Pine Mt. Region. In creekway of Tobacco Crk, mud-flats area 366 Comment
  CAS-BOT-BC146584  Carex obispoensis R. F. Hoover 1950-5-30 7951 San Luis Obispo Mouth of Arroyo de la Cruz (just S. of) Comment
  RSA518215  Carex obispoensis Steven A. Junak 1990-7-12 4405 San Luis Obispo West Cuesta Ridge, at E boundary sign for Cuesta Ridge Botanical Area, on S side of W Cuesta Ridge Rd. (USGS Rd. #29S11.3), 3 miles W of Hwy 101 723 Comment
  SEINET10949772  Carex obispoensis Ralph N. Philbrick 1974-5-29 Philbrick s.n. San Luis Obispo Just NW of TV tower, west of Cuesta Summit and Hgwy. 101. Comment
  SEINET12783720  Carex obnupta R. F. Hoover 1969-1 11608 San Luis Obispo Morro Bay, S end Comment
  CAS-BOT-BC118542  Carex praegracilis Frank Warrington Peirson 1925-3-25 5677 San Luis Obispo Sandy land back of beach, Morro. Comment
  UCR32143  Carex serratodens David J. Keil, R. R. Pimentel, R. A. Pimentel, Melissa Luckow 1982-3-13 15723 San Luis Obispo Central Coast/Coast Range, Pennington Creek Biological Preserve, west of San Luis Obispo Comment
  UCR42837  Carex serratodens David J. Keil, R. R. Pimentel, R. A. Pimentel, D. R. Miller 1985-4-27 18667 San Luis Obispo Central Coast, 19.1 mi from Calif. Hwy 1 along San Simeon Creek Road, north of Rocky Butte lookout 716 Comment
  OBI29311  Carex serratodens Lou Morton 1981-5-17 s.n. San Luis Obispo Laguna Lake Park Comment
  LA211656  Carpobrotus chilensis Mark A. Elvin; Jason Storlie 2014-10-10 7649 San Luis Obispo Guandalupe-Nipomo Dumes National Wildlife Refuge, Guadalupe Dunes; Small swale/water hole ca. 100 meters NNW of Myrtle Pond, no standing water present, 250 meters from Pacific Ocean. 8.0 Comment
  UCR264513  Carpobrotus chilensis Mark A. Elvin, Jason Storlie 2014-10-10 7730 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, ridge along south entrance road to the Refuge from the Pacific Ocean 37 Comment
  SDSU6426  Carthamus creticus D. F. Howe 1967-8-14 4374 San Luis Obispo Arroyo Grande. 37 Comment
  CDA6996  Carthamus lanatus David J. Keil 1991-9-3 s.n. San Luis Obispo About 1/2 mile from San Luis Obispo city limits on Foothill Road. 0 Comment
  CDA6994  Carthamus lanatus G. D. Barbe 1977-1-26 2237 San Luis Obispo Evan s property, north side Morro Creek Road (Highway 41) 4 km northeast of Highway 1, north of Morro Bay. 0 Comment
  OBI7352  Castilleja affinis Mark Fresh 1976-2-26 9 San Luis Obispo 3 mi into See Cyn on the left side of the rd Comment
  OBI8039  Castilleja affinis Kurt R. Neisess 1976-2-7 s.n. San Luis Obispo Along hwy 1, near where it crosses Redwood Gulch, N of San Simeon 305 Comment
  RSA425888  Castilleja affinis Francis W. Pennell 1940-5-10 25351 San Luis Obispo West of pass in Santa Lucia Mts., 8 miles west of Atascadero. 305 Comment
  JEPS86583  Castilleja affinis subsp. affinis Rimo Bacigalupi and Alex Hawkes 1987-4-12 6656 San Luis Obispo Arroyo de la Cruz Comment
  JEPS35329  Castilleja affinis subsp. affinis R. F. Hoover 1964-6-5 8933 San Luis Obispo w of upper Lopez Canyon Comment
  UCSB18440  Castilleja affinis subsp. affinis Breedlove, Dennis 1962-4-6 San Luis Obispo 3.7 miles north of Arroyo de la Cruz; on California State Highway 1 9 Comment
  OBI39490  Castilleja attenuata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15994 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). Riparian bordered by foothill woodland Comment
  UC1315044  Castilleja brevistyla R. F. Hoover 1967-4-5 10362 San Luis Obispo w edge Carrizo Plain (on Highway 58) Comment
  SBBG118230  Castilleja densiflora subsp. densiflora E. Painter, M. Wetherwax 2002-3-25 CR 267 San Luis Obispo near Perimeter Rd; Camp Roberts 269 Comment
  OBI70049  Castilleja densiflora subsp. densiflora Bernard Miossi 1939-4-6 45 San Luis Obispo 2.5 mi S of Santa Margarita along Hwy 101 about 50 ft from crk 335 Comment
  OBI65907  Castilleja exserta D. R. Miller 1994-4-28 494 -250 San Luis Obispo Pine Mt Region. From the slope above Hasman Cabin; Pico Crk drainage 914 Comment
  OBI69943  Castilleja exserta Mark Elliott 1979-5-4 107 San Luis Obispo 6 mi E of US 101 laong Calif 58 305 Comment
  JEPS74782  Castilleja exserta subsp. exserta L. R. Heckard, T. I. Chuang and R. C. Bacigalupi 1975-4-24 3990 San Luis Obispo e of Cholame 487 Comment
  OBI17781  Castilleja foliolosa Dave Imper 1977-4-7 97 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd Comment
  SBBG82603  Castilleja foliolosa C. F. Smith 1952-7-11 3679 a San Luis Obispo St Hwy 166, lower Cuyama Valley near Russell and Spanish Ranches 609 Comment
  UC1063289  Castilleja foliolosa G. T. Nordstrom 1937-4-6 1044 San Luis Obispo 3.3 mi nnw Chimney Rock; Adelaida Quad. 304 Comment
  OBI71267  Castilleja miniata var. miniata Austin P. Griffiths, Kathleen G. Jones 1980-5-24 s.n. San Luis Obispo Oceano Dunes. Hollow just S of Arroyo Grande Crk, near mouth, and just inside primary dune Comment
  UC1315026  Castilleja plagiotoma R. F. Hoover 1967-4-16 10465 San Luis Obispo Elkhorn Hills Comment
  CDA16839  Caulanthus anceps G. F. Hrusa, L. Saslaw 2001-4-12 15776 San Luis Obispo Carrizo Plain; Wells Ranch Rd., +- 1 mi. W of Soda Lake Rd. Comment
  OBI30155  Caulanthus anceps Robert J. Rodin 1962-4-1 6833 San Luis Obispo About 4 mi E of Cholame Comment
  UC1127026  Caulanthus anceps E. Armstrong 1934-4-1 1181 San Luis Obispo Syncline Hill La Panza Quad. 609 Comment
  UC455735  Caulanthus anceps I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  RSA14170  Caulanthus anceps Roxana S. Ferris 1935-3-21 9031 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road Comment
  UCD114200  Caulanthus anceps Marc Meyer 1993-4-3 15 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 2 miles NW of Soda Lake Road and Simmier Road on Soda Lake Road, adjacent to Soda Lake. Comment
  SBBG114009  Caulanthus californicus D. D. Keck 1935-4-10 3153 San Luis Obispo 15 mi S of Soda Lake 609 Comment
  UC1051467  Caulanthus coulteri var. lemmonii Herbert L. Mason 1952-4-6 14202 San Luis Obispo Temblor Range e Cholame; Temblor Range e of Cholame Comment
  UCR29956A  Caulanthus inflatus Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-5-2 850 San Luis Obispo County Road 285, 9.3 mi SE of junction with Hwy 58. Sheep Camp 602 Comment
  CAS-BOT-BC40363  Caulanthus lasiophyllus Clare B. Hardham 1959-5-6 4425 San Luis Obispo Santa Lucia Mountains. Shores of Nacimiento Lake. Comment
  CAS-BOT-BC40373  Caulanthus lasiophyllus R. F. Hoover 1952-4-20 8132 San Luis Obispo Low hills near north end of Elkhorn Plain, west base of Temblor Range. Comment
  CAS-BOT-BC39535  Caulanthus lemmonii Gertrude Sinsheimer 1930-3-1 s.n. San Luis Obispo Cholame. Comment
  CAS-BOT-BC39531  Caulanthus lemmonii Ernest C. Twisselmann 1964-3-8 9216 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Hills. Salt Canyon. 487 Comment
  CAS-BOT-BC39541  Caulanthus lemmonii Beatrice F. Howitt 1960-4-7 198 San Luis Obispo Above the road, about 1 mile from Cholame. Comment
  CDA17930  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18144 San Luis Obispo Montana de Oro State Park; 2 ft. mat on crest of 5th sandhill N of Spooner's Cove. 0 Comment
  UCD112095  Ceanothus cuneatus R. S. Woglum 1940-4-21 2660 San Luis Obispo San Luis Obispo County: Morro Bay area. Comment
  RSA586586  Ceanothus cuneatus M. D. Proctor, E. A. Young 1993-3-17 s.n. San Luis Obispo 2 km SE of Twin Bridges on Boyscout Road. Comment
  RSA81726  Ceanothus cuneatus Roxana S. Ferris, Rimo Bacigalupi 1951-3-31 12369 San Luis Obispo Hwy 179 between Pozo and La Panza, 2 miles W of summit. Comment
  UCD112083  Ceanothus cuneatus R. S. Woglum 1940-4-11 2582 San Luis Obispo San Luis Obispo County: near Parkhill. Comment
  CAS-BOT-BC64460  Ceanothus cuneatus subsp. fascicularis D. O. Burge 2007-4-24 DOB 885 b San Luis Obispo Montana de Oro State Park, near Hazard Canyon, ~50 m. w. of Pecho Valley Rd., parking 2.4 road mi. (3.8 km) w. of 100 Comment
  OBI69639  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18158 San Luis Obispo Montana de Oro State park; E border of second sand roadway from beach just E of berm Comment
  OBI10374  Ceanothus cuneatus var. ramulosus David Gleason 1964-2-9 7 San Luis Obispo 4 mi W of Atascadero Comment
  UC1736100  Ceanothus foliosus var. medius Dean W. Taylor 1993-6-22 13732 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area, along ridge at Firebreak Benchmark 2476; Los Padres National Forest 746 Comment
  SBBG125753  Ceanothus leucodermis T. Fitanides with A. Baniaga 2010-3-26 San Luis Obispo Tierra Redonda Mtn 577 Comment
  OBI19396  Ceanothus maritimus Robert F. Hoover 1964-4-14 8722 San Luis Obispo San Luis Obispo garden Comment
  OBI10351  Ceanothus oliganthus var. sorediatus H. E. McMinn, Evelyn Maino 1931-3-29 71 San Luis Obispo Tassajara Crk Comment
  UC455425  Ceanothus oliganthus var. sorediatus E. P. Unangst 1907-4-3 San Luis Obispo Cuesta Comment
  UC573190  Ceanothus oliganthus var. sorediatus A. D. Gifford 1937-6-9 831 San Luis Obispo 5.5 mi ne Pozo; Pozo quad. 868 Comment
  RSA122358  Ceanothus oliganthus var. sorediatus A. E. Wieslander 1935-2-24 532 San Luis Obispo Davis Canyon, Port San Luis Obispo. 244 Comment
  UC1276257  Ceanothus oliganthus var. sorediatus R. F. Hoover 1951-4-15 8048 San Luis Obispo Stoney Creek Comment
  OBI58671  Ceanothus papillosus var. roweanus David J. Keil 1998-6-12 27809 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  OBI27018  Ceanothus spinosus James Courtney 1980-12-20 27 San Luis Obispo Pennington Crk Bio reserve Comment
  UC1071387  Ceanothus spinosus B. Bolt 1936-2-4 564 San Luis Obispo 1/2 mi s of mouth Sycamore Canyon; San Luis Obispo Quad. Comment
  UC1071398  Ceanothus thyrsiflorus H. A. Jensen 1930-8-7 51 San Luis Obispo Mouth Arroyo de la Cruz Piedras Blancas Quadrangle, Arroyo de la Cruz 30 Comment
  SBBG4543  Ceanothus thyrsiflorus var. thyrsiflorus M. Van Rensselaer 1939-5-2 1027 San Luis Obispo near Washington School Comment
  OBI60629  Centaurea benedicta David J. Keil 1986-4-15 19200 San Luis Obispo Calf Cyn, along hwy 58 just E of jctn with hwy 229 Comment
  RSA605589  Centaurea calcitrapa Steven A. Junak, Tina J. Ayers 1989-6-28 4109 San Luis Obispo Along Chorro Valley Rd, between California Men's Colony & Chorro Reservoir. 152 Comment
  UC455045  Centaurea cineraria I. J. Condit 1910-5-4 San Luis Obispo S.L.O., yard corner Essex Comment
  CAS-BOT-BC276980  Centaurea cyanus Ernest C. Twisselmann 1955-6-16 2157 San Luis Obispo La Panza Range. Queen Bee Range Improvement Area 685 Comment
  HSC37520  Centaurea melitensis A. M. Montalvo, J. D. Ackerman 1975-6-24 503 San Luis Obispo Cerro Alto Campground off Hwy. 41, between Altascadero and Morro Bay; In the Santa Lucia Mtns. Comment
  SBBG94140  Centaurea solstitialis T. J. Ayers with S. A. Junak 1989-6-22 758 San Luis Obispo TV towers just E of West Cuesta Ridge Rd, ca. 3 mi W of US Hwy 101, Cuesta Ridge Botanical Area 762 Comment
  UCD130078  Centaurea solstitialis C. W. Tilforth; John Dourley 1972-8-23 643 San Luis Obispo San Luis Obisbo County: Cuesta Ridge, west of Cuesta Grade Summit, ca. 8 miles north of San Luis Obispo. 548 Comment
  CAS-BOT-BC288658  Centromadia fitchii Ernest C. Twisselmann 1954-9-26 1580 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Soda Lake Rd, 2 miles S of Simmler, Carissa Plains 609 Comment
  OBI8571  Centromadia fitchii Craig Woods 1977-9-25 70 San Luis Obispo Carrizo Plain, along Sim. soda lake san diego crk rd, 3/4 S of Calif. Valley Motel 604 Comment
  OBI64638  Centromadia parryi subsp. congdonii David J. Keil 2005-7-13 30414 San Luis Obispo Jesperson Ranch. SW of intersection of Buckley Road and Jesperson Road, south of San Luis Obispo. 120 deg. 40.188'W x 35 deg. 13.928'N Comment
  OBI61078  Centromadia parryi subsp. congdonii P. A. Holden 1968-9-26 565 San Luis Obispo East and north side of Laguna Lake in SLO Comment
  CAS-BOT-BC388377  Cerastium glomeratum John Thomas Howell 1964-6-30 40887 San Luis Obispo Cambria Comment
  CAS-BOT-BC400163  Ceratophyllum demersum R. F. Hoover 1964-8-14 9280 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC400165  Ceratophyllum demersum Ernest C. Twisselmann 1959-11-2 5902 San Luis Obispo Oso Flaco Lake 6 Comment
  OBI31016  Cercocarpus betuloides Julie M. Vanderweir 1979-8-26 200 San Luis Obispo Indian Knob Tar Sands Comment
  UCR29864.2  Cercocarpus betuloides J. H. Nishida, R. L. Allen 1982-4-10 241 San Luis Obispo South Coast Range, American Canyon Campground 524 Comment
  POM98103  Cercocarpus betuloides Philip A. Munz 1925-3-25 9200 San Luis Obispo Morro Creek. 305 Comment
  CAS-BOT-BC137168  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-4-15 8736 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  OBI10217  Cercocarpus montanus var. minutiflorus Robert F. Hoover 1950-6-5 7981 San Luis Obispo Ridge NW of Cuesta Pass 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
  UC1315051  Chaenactis fremontii R. F. Hoover 1967-3-28 10314 San Luis Obispo near n end of Elkhorn Plain (canyon in Temblor Range); Temblor Range, Elkhorn Plain Comment
  CDA13613  Chaenactis glabriuscula G. F. Hrusa, T. D. Wilfred 1997-3-12 13643 San Luis Obispo Carrizo Plain; S end of Carrizo Plain +- 6-7 m. S of Washburn Ranch. Comment
  RSA67582  Chaenactis glabriuscula var. lanosa Philip A. Munz 1951-4-13 16301 San Luis Obispo San Juan Creek, at crossing of State Highway 178. 610 Comment
  OBI56696  Chaenactis glabriuscula var. megacephala David J. Keil 1998-4-30 27004 San Luis Obispo Carrizo Plain. Small sandstone hill 4.2 mi S of junction with 7 Mile Rd. and Soda Lake Rd, 0.2 mi W of Soda Lake Rd, just N of small dirt road. Comment
  OBI77934  Chenopodium californicum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14406 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Comment
  OBI79383  Chenopodium californicum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31627 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
  OBI82353  Chenopodium chenopodioides David J. Keil 2015-9-24 33411 San Luis Obispo San Luis Obispo. Dry bed of Laguna Lake 35 Comment
  UC455220  Chenopodium littoreum I. J. Condit 1910-4-30 San Luis Obispo Oceano; sand hills 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
  SBBG99504  Chenopodium macrospermum C. F. Smith 1965-11-7 9121 San Luis Obispo W of Oso Flaco Lake, N of Santa Maria River Comment
  OBI75336  Chenopodium murale David J. Keil 2011-10-13 31125 San Luis Obispo Baywood Park-Los Osos area. Vicinity of eastern end of Santa Lucia Ave. near south shore of Morro Bay 7 Comment
  OBI26514  Chenopodium murale Kathlene Henry 1979-7-29 29 San Luis Obispo So. Higuera Rd, 500 ft S of Tank Farm Rd 37 Comment
  UC455248  Chenopodium murale J. E. Roadhouse 1905-4 31 San Luis Obispo Comment
Read comments
Dec 19 2008
  CAS-BOT-BC231760  Chilopsis linearis Ernest C. Twisselmann 1963-8-23 8880 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  CDA1900  Chloris virgata David J. Keil 1996-5-29 s.n. San Luis Obispo Between Creston & Atascadero along Highway 41. 0 Comment
  SBBG123179  Chlorogalum pomeridianum var. minus D. Keil 2001-6-1 29533 San Luis Obispo Hwy 58, 4.7 rd mi E of Shell Crk Comment
Read comments
Nov 12 2011
  OBI35816  Chlorogalum pomeridianum var. pomeridianum Allison Berry 1984-5-8 200 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  CAS-BOT-BC133251  Chlorogalum purpureum var. reductum Ernest C. Twisselmann 1955-5-27 2039 San Luis Obispo Cammatta Road, 3/8 mile east of Honey Bee Mine, Upper Cammatta Canyon 640 Comment
  CAS-BOT-BC133252  Chlorogalum purpureum var. reductum R. F. Hoover 1949-5-15 7691 San Luis Obispo 18 mi. E. of Creston on La Panza road Comment
  OBI39399  Chlorogalum purpureum var. reductum Clifton F. Smith 1950-5-4 2756 San Luis Obispo along rd between Creston and Simmler, N of La Panza Public Camp Comment
  CDA42309  Chondrilla juncea B. Villegas 1999-5-26 s.n. San Luis Obispo near MP marker 35.00, Cuesta Pass and Hwy 101. 463 Comment
  CAS-BOT-BC178923  Chorizanthe angustifolia R. F. Hoover 1964-6-11 9035 San Luis Obispo just S of Hazard Canyon Comment
  CAS-BOT-BC178925  Chorizanthe angustifolia R. F. Hoover 1964-7-11 9179 San Luis Obispo 3 mi NW of Nipomo Comment
  RSA355831  Chorizanthe angustifolia Robert F. Thorne 1968-6-7 37787 San Luis Obispo Jack Lake, sandy flat area back of dunes near lake, 3 miles south of Oceano. Comment
  RSA710039  Chorizanthe angustifolia George K. Helmkamp 2002-4-20 7462 -A San Luis Obispo Central Coast: 0.2 mi NW of Monarch Lane, Los Osos. 9 Comment
  SBBG99168  Chorizanthe angustifolia C. F. Smith 1952-4-23 3299 San Luis Obispo Nipomo Mesa, W of Nipomo and N of Guadalupe Comment
  UC52640  Chorizanthe angustifolia Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC178938  Chorizanthe angustifolia James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-18 6479 San Luis Obispo Along Los Osos Valley Road, 0.2 mile NW of the entrance to Montana de Oro State Park at the western end of San Luis Range S of Morro Bay and SW of Baywood Park 76 Comment
  CAS-BOT-BC178987  Chorizanthe biloba Charles Piper Smith 1914-6-18 2849 San Luis Obispo Paso Robles Comment
  RSA132946  Chorizanthe breweri Clare B. Hardham 1958-6-20 3716 San Luis Obispo Steiner Creek, near San Luis Obispo Comment
  UC130962  Chorizanthe breweri Katharine Brandegee May 1909 San Luis Obispo near San Luis Obispo (Chorro Hills); Chorro Hills Comment
  UCSB57197  Chorizanthe breweri Ryan, P.; Callaway, R. 1987-5-8 San Luis Obispo West side of US 101, serpentine roadcut 3.5 miles north of San Luis Obispo, at jct. with old highway. 243 Comment
  OBI82448  Chorizanthe diffusa David J. Keil, with V. L. Holland 2015-6-19 33254 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 125 Comment
  OBI66442  Chorizanthe douglasii David J. Keil, with Miguel Ponce 1997-1 26133 San Luis Obispo La panza mountains. ca. 0.3 miles from highway 58 on red hill road. Comment
  UC849133  Chorizanthe douglasii Lewis S. Rose 1936-5-9 36265 San Luis Obispo 20 mi nw Adelaida; Nacimiento River, nw of Adelaida 221 Comment
  SBBG118348  Chorizanthe membranacea M. Wetherwax, E. Painter 2001-4-29 CR 476 San Luis Obispo above Nacimiento River, NW of Twin Bridges; Camp Roberts 200 Comment
  UC1136016  Chorizanthe membranacea T. M. Hendrix 1937-5-15 178 San Luis Obispo 6 3/4 mi ese Pozo; Pozo Quad., Los Padres National Forest Comment
  OBI37889  Chorizanthe palmeri David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18631 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
  SBBG117978  Chorizanthe palmeri M. Wetherwax, E. Painter 2000-6-11 SLO 123 San Luis Obispo SSW of Chorro Reservoir, W side of rd between reservoir and California Mens Colony prison 200 Comment
  SBBG118000  Chorizanthe palmeri E. Painter 2002-4-23 SLO 200 San Luis Obispo W of Dughi Spring, W of La Trinidad mine tailings; Camp San Luis Obispo 480 Comment
  CAS-BOT-BC252739  Chorizanthe palmeri R. F. Hoover 1946-8-3 6250 San Luis Obispo Summit of San Luis Range above Perfumo Canyon W of Laguna Comment
  SBBG81029  Chorizanthe palmeri R. Hoffmann 1931-7-16 San Luis Obispo San Luis Obispo, at southern city limits Comment
  UC55688  Chorizanthe palmeri unknown San Luis Obispo San Luis Mountain Comment
  OBI59933  Chorizanthe staticoides G. F. Hrusa, D. Ragan 1995-6-20 12360 San Luis Obispo Black Butte Research Natural Area. Immed adj to Entrance 1, 1/2 mi N of Mt Lowe 600 Comment
  JEPS116684  Chorizanthe staticoides David Gowen 2006-6-1 595 San Luis Obispo Las Pilitas Rd. ca. 0.5 mile from its junction with Park Hill Rd. Comment
  UCD99981  Chorizanthe staticoides Ramona Robinson 2000-6-10 482 San Luis Obispo San Luis Obispo County: adjacent to Highway 46. Comment
  CHSC110751  Chorizanthe uniaristata Dean Wm. Taylor 2003-5-5 18502 San Luis Obispo La Panza Range: Highway 58 0.7 miles East of Wilson Corner, base of south facing slopes North of roadway. 487 Comment
  UCD105571  Chorizanthe uniaristata Robert E. Preston 2010-5-19 2788 San Luis Obispo San Luis Obispo County: Temblor Range, 5.7 mi ENE of Simmler. 1036 Comment
  RSA0023307  Chorizanthe watsonii Greg Wilvert 2005-6-13 476 San Luis Obispo Southeast half of the Caliente Range,canyon to the E of Quail Canyon, 870 Comment
  UC1296192  Chorizanthe watsonii R. F. Hoover 1950-5-6 7889 San Luis Obispo between San Juan River and Carrizo Plain; btwn San Juan River and Carrizo Plain Comment
  OBI56589  Cichorium intybus David J. Keil 1998-6-30 27884 San Luis Obispo Carrizo Plain. Selby Rd., 1 mile S from junction with Soda Lake Rd. Comment
  UC1873088 Image available Cicuta maculata var. bolanderi Cedrick Villasenor 2004-5-3 s. n. San Luis Obispo Santa Lucia Mountains W of Templeton on Santa Rita Creek Road, 3.7 mi W of Vineyard Drive. Comment
  OBI27058  Cirsium fontinale var. obispoense Dayna Rocco 1981-1 San Luis Obispo Comment
  CAS-BOT-BC285453  Cirsium occidentale var. californicum Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5249 San Luis Obispo Along grade on State Highway 178, eastern slope of La Panza Range, watershed of Mariana Creek, 0.5 mile below and east of Pozo Summit 731 Comment
  CAS-BOT-BC285455  Cirsium occidentale var. californicum John Thomas Howell 1948-6-15 24360 San Luis Obispo Red Hills se. of Shandon 762 Comment
  CAS-BOT-BC285473  Cirsium occidentale var. californicum Roxana S. Ferris 1939-6-6 9771 San Luis Obispo One eighth of mile east of Templeton Comment
  CAS-BOT-BC100981  Cirsium occidentale var. compactum Roxana S. Ferris; R. Bacigalupi 1946-4-14 11118 San Luis Obispo Cambria Comment
  CAS-BOT-BC100982  Cirsium occidentale var. compactum Alice Eastwood 1942-4-8 18972 San Luis Obispo San Simeon Comment
  OBI16738  Cirsium occidentale var. compactum Robert F. Hoover 1964-6-13 9087 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  CDA11651  Cirsium occidentale var. occidentale G. F. Hrusa, D. Ragan 1995-6-19 12352 San Luis Obispo Nipomo Dunes. Near Duck Club just S of Calendar Rd. Comment
  OBI77857  Cirsium occidentale var. occidentale B. A. Smith 1966-5-16 104 San Luis Obispo Slope S of Morro Bay Comment
  CAS-BOT-BC280117  Cirsium occidentale var. venustum F. J. Kirby 1958-6-1 1154 San Luis Obispo 20 miles w. of Simmler 152 Comment
  RSA212627  Cirsium vulgare Ernest Brown 1969-7-23 s.n. San Luis Obispo Lucy Brown Place, hills west of Palo Preita Canyon, eastern part of county Comment
  CAS-BOT-BC114811  Cladium californicum R. F. Hoover 1947-7-27 7341 San Luis Obispo Black Lake Canyon S of Arroyo Grande, in boggy meadow. Comment
  SBBG108065  Clarkia affinis C. B. Hardham 1957-5-12 1940 San Luis Obispo near Green's Lake 609 Comment
  OBI28523  Clarkia affinis John Jackman & Julie Truesdale, Julie Truesdale 1980-1 24 San Luis Obispo MacGililvary Ranch, Adelaida. Behind soilosfrom the rd Comment
  UC1072016  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 908 a San Luis Obispo 3.6 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  CAS-BOT-BC172287  Clarkia bottae Clare B. Hardham 1956-6-19 933 San Luis Obispo Peachy Canyon, Santa Lucia Mountains Comment
  UC410828  Clarkia bottae Alice Eastwood 1926-5-4 13852 San Luis Obispo Paso Robles Comment
  OBI12128  Clarkia cylindrica Robert F. Hoover 1967-6-4 10619 San Luis Obispo Between Shell Crk and Cammatti Crk on Hwy 58 Comment
  UCSB39413  Clarkia cylindrica Mutter, Fritz 1976-5-20 San Luis Obispo On highway 41; one mile from the junction with hwy. 46 335 Comment
  SBBG95301  Clarkia cylindrica subsp. cylindrica D. Keil, R. Riggins, Kathryn Bay 1986-4-26 19265 San Luis Obispo 1.15 mi NE of jct of Elkhorn Rd on Crocker Grade Rd; Temblor Range 838 Comment
  UC1585920  Clarkia cylindrica subsp. cylindrica Barbara Ertter 1989-6-10 8561 San Luis Obispo ca. 20 air mi ene San Luis Obispo (3 1/2 mi from Hwy. 58 on road to Navajo Campground, e side of mountain); La Panza Range, Black Mt., McGinnis Creek 609 Comment
  CAS-BOT-BC172057  Clarkia cylindrica subsp. cylindrica Clare B. Hardham 1962-6-23 10357 San Luis Obispo Oak Flat, 4 miles west of Paso Robles Comment
  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
  OBI54482  Clarkia modesta Matthew Arterburn 1997-4-28 70 San Luis Obispo Fris Camp near Black Mtn, La Panza Range Comment
  UCR91844  Clarkia modesta George K. Helmkamp 1996-5-25 1052 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  OBI78892  Clarkia prostrata Michael Walgren 2013-4-15 343 San Luis Obispo Montana de Oro State Park on the ridge of the southern slope above lower Coon Creek. 418 Comment
  UCR161472  Clarkia prostrata George K. Helmkamp, E. A. Helmkamp 2005-5-17 9478 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI66405  Clarkia prostrata David J. Keil, with 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
  RSA0059911  Clarkia prostrata Harlan Lewis, M. Lewis 1950-6-10 711 San Luis Obispo Highway 1, at corner of York St. in Cambria Comment
  CAS-BOT-BC163942  Clarkia purpurea subsp. quadrivulnera David D. Keck; Wm. M. Hiesey 1940-5-30 5106 San Luis Obispo 2.2 mi. S. of Arroyo Grande on road to Oso Flaco 15 Comment
  OBI12096  Clarkia purpurea subsp. quadrivulnera Robert F. Hoover 1966-5-15 9859 San Luis Obispo Oak Park district Comment
  UC1122411  Clarkia purpurea subsp. quadrivulnera P. L. Johannsen 1937-5-26 1151 San Luis Obispo 1 3/4 mi sw Temblor Ranch; McKittrick Quadrangle Comment
  CAS-BOT-BC163941  Clarkia purpurea subsp. quadrivulnera Ira L. Wiggins 1929-5-24 3758 San Luis Obispo Roadside 1 1/2 miles east of Templeton Comment
  RSA152226  Clarkia speciosa subsp. speciosa I. L. Wiggins 1926-5-9 2070 San Luis Obispo 3.5 miles east of Templeton Comment
  OBI31603  Clarkia unguiculata Joy Nishida 1982-5-8 365 San Luis Obispo American Cyn Campground. 1.2 mi S of campground, near unlocked gate Comment
  RSA0047733  Clarkia unguiculata LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6400 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  OBI78296  Claytonia exigua subsp. exigua David J. Keil 1979-4-19 13059 San Luis Obispo Upper Prefumo Cyn rd Comment
  CAS-BOT-BC439284  Claytonia exigua subsp. exigua Clare B. Hardham 1956-4-4 372 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Jack Mt. Comment
  OBI65753  Claytonia gypsophiloides D. R. Miller/S. G. Ayres/G. Edmunson 1995-4-23 495 -570 San Luis Obispo Pine Mt Region. Above Cline Cabin on tobacco Rd,Tobacco crk drainage 488 Comment
  OBI10781  Claytonia parviflora subsp. parviflora Robert F. Hoover 1968-4-17 11053 San Luis Obispo Elkhorn Hills Comment
  OBI42943  Claytonia parviflora subsp. parviflora Jan Johnson, Melissa Boggs 1986-5-11 7 San Luis Obispo Los Padres Natl Forest. East Cuesta Ridge about 15 mi N of San Luis Obispo on hwy 101 Comment
  OBI51813  Claytonia perfoliata subsp. perfoliata Gary Westbrook Mar-94 27 San Luis Obispo Calif Polytechnic State Univ campus; Poly cyn near Botanical Garden foot bridge 244 Comment
  SBBG117520  Claytonia perfoliata subsp. perfoliata E. Painter, M. Wetherwax 2003-3-18 CR 404 San Luis Obispo top of Palisades above Nacimiento River and Boy Scout Rd; Camp Roberts 286 Comment
  UC1125964  Clematis lasiantha B. Bolt 1936-4-9 659 San Luis Obispo 6 1/2 mi. n.e. Cayucos; Cayucos Quad. Comment
  UC118748  Clematis lasiantha T. S. Brandegee San Luis Obispo San Simeon 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
  SBBG112547  Clematis ligusticifolia D. Keil 1977-8-21 12513 San Luis Obispo 3 mi W of Cuesta College along California hwy 1 Comment
  UC1032592  Collinsia bartsiifolia var. davidsonii T. M. Hendrix 1937-5-4 149 San Luis Obispo 0.5 mi s El Dorado School; Pozo Quad 548 Comment
  OBI57102  Collinsia heterophylla G. F. Hrusa 1995-5-2 12236 San Luis Obispo Black Butte Research Natural Area. Base of steep rocky cliff at SE base of Peak 3 500 Comment
  OBI9594  Collinsia heterophylla Robert F. Hoover 1964-5-12 8810 San Luis Obispo Upper Lopez cyn Comment
  JEPS12705  Collinsia heterophylla Rimo Bacigalupi with G. T. Robbins and R. S. Ferris 1955-5-25 5225 San Luis Obispo 3.3 mi e, along rd along Morano Creek Santa Margarita 304 Comment
  OBI9603  Collinsia heterophylla R. Martinez 1966-5-14 23 San Luis Obispo 3 mi S of San Luis Obispo foothills Comment
  UCR134399  Collinsia heterophylla var. heterophylla George K. Helmkamp, E. A. Helmkamp 2001-4-29 6593 San Luis Obispo Irish Hills, Prefumo Cyn Rd., 2.8 miles west of Los Osos Valley Rd., SW of San Luis Obispo 91 Comment
  SEINET9120538  Conicosia elongata R. F. Thorne 1968-1 37752 San Luis Obispo Oso Flasco Dunes W of Oso Flaco L., between Oceano and Guadalupe. 10 Comment
  OBI31675  Conium maculatum Smeltzer, Turnquist 1982-4-21 62 San Luis Obispo Collected from rear parking area along NE lake edge in Laguna Lake Park Comment
  OBI37391  Conium maculatum Eric Wise 1981-6-30 873 San Luis Obispo Mud Lake of Dune Lakes Comment
  UCD127314  Conium maculatum Gordon J. Pilone 1963-5-5 276 San Luis Obispo San Luis Obispo County: Osoflaco Lake. 0 Comment
  OBI8994  Conium maculatum B. A. Smith 1966-4-28 66 San Luis Obispo One mi E of Cambria on Cambria-Paso Robles Rd Comment
  OBI78785  Convolvulus simulans Michael Walgren 2014-4-6 368 San Luis Obispo Chevron Oil Company property about 1/4 mile east of Del Mar Park in the City of Morro Bay. 53 Comment
  JEPS35330  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1964-6-6 8947 San Luis Obispo Ridge nw Cuesta Pass Comment
  OBI9588  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1969-7-17 11479 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UCSB59210  Cordylanthus rigidus subsp. rigidus Penkala, B.; Ryan, P. 1987-8-27 San Luis Obispo Reservoir Canyon, 1/3 mile from end of Reservoir Road, north of San Luis Obispo off Hwy. 101 182 Comment
  CAS-BOT-BC287793  Coreopsis bigelovii R. F. Hoover 1947-3-29 6808 San Luis Obispo 5 miles E of Creston on La Panza Rd Comment
  CAS-BOT-BC287795  Coreopsis bigelovii Carl B. Wolf 1935-4-17 6458 San Luis Obispo Diablo Range. Cottonwood Canyon, 0.1 mile above W Kern County line 579 Comment
  CAS-BOT-BC287044  Coreopsis calliopsidea Alice Eastwood; John Thomas Howell 1935-3-25 2006 San Luis Obispo Cholame Comment
  RSA14184  Coreopsis calliopsidea Roxana S. Ferris 1935-3-21 9036 San Luis Obispo 3 miles east of Lost Hills on Paso Robles-Wasco Rd. Comment
  CAS-BOT-BC101408  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10017 San Luis Obispo Cambria Comment
  OBI16646  Corethrogyne filaginifolia Robert F. Hoover 1952-11-1 8275 San Luis Obispo Caliente Mt Comment
  OBI16666  Corethrogyne filaginifolia Robert F. Hoover 1966-9-13 10008 San Luis Obispo Point Sierra Nevada Comment
  OBI7285  Corethrogyne filaginifolia David J. Keil 1976-9-18 11813 San Luis Obispo 2.5 mi N of jctn with Lopez Dr along Orcutt rd Comment
  RSA507756  Corethrogyne filaginifolia J. C. Semple, S. Heard 1986-8-24 8618 San Luis Obispo Morro Bay Beach dunes N of 'The Rock' Comment
  UC1314919  Corethrogyne filaginifolia R. F. Hoover 1967-9-15 10866 San Luis Obispo s Oso Flaco Lake; s of Oso Flaco Lake Comment
  RSA171038  Corethrogyne filaginifolia var. filaginifolia R. F. Thorne, Percy C. Everett 1962-10-3 31423 San Luis Obispo Near Oso Flaco Lake. 5 Comment
  SD103964  Corethrogyne filaginifolia var. filaginifolia J. L. S. Sampson 1965-11-7 San Luis Obispo Sand dunes at Oso Flaco Lake. Comment
  OBI39722  Cornus sericea subsp. occidentalis David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15964 San Luis Obispo 3.8 mi E of jctn with Santa Rosa Crk rd on dirt road leading up Cypress mtn along Steiner crk. Comment
  UCSC000796  Cotula coronopifolia California Polytechnic School 2001-1-31 s.n. San Luis Obispo Arroyo Grande Comment
  UCD84264  Crassula aquatica Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo San Luis Obispo County: Camp Roberts. 7 miles as the crow flies west from San Miguel. Avery Road. 250 Comment
  OBI57560  Crassula aquatica David J. Keil 1998-4-20 26865 San Luis Obispo Nacimiento lake road, 1.5 miles north of gateway drive. Comment
  OBI63099  Crassula aquatica David J. Keil 2002-4-4 29787 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 deg. N, 120.6199 deg. W 305 Comment
  OBI82420  Crassula ovata David J. Keil 2015-9-29 33432 San Luis Obispo Pismo Beach north of Pismo Pier 10 Comment
  OBI42336  Crassula tetragona David J. Keil 1986-6-3 19634 San Luis Obispo Sand rd at S end of Broderson Ave, Los Osos Comment
  OBI69520  Cressa truxillensis David J. Keil 2008-8-10 30553 San Luis Obispo Los Osos Valley. Boysen Ranch Wetland Mitigation area between Los Osos Valley Road and O'Connor Way west of Foothill Road. West of city limits of San Luis Obispo. 42 Comment
  OBI35496  Crocanthemum scoparium S. M. Inman 1983-4-25 2 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  UC1392948  Crocanthemum scoparium var. scoparium Robert F. Hoover 1969-9-21 11600 San Luis Obispo s end Morro Bay Comment
  SBBG95355  Crocanthemum scoparium var. scoparium G. Goulding, M. Meredith 1986-5-3 1 San Luis Obispo Los Osos just off of Bayview Heights Dr Comment
  RSA480693  Croton californicus E. A. Purer 1932-8-28 16261 San Luis Obispo Oceano. Comment
  SBBG67672  Croton californicus M. M. Miles -Oct-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SD39872  Croton californicus Edith A. Purer 1932-8-1 4698 San Luis Obispo Morro Bay Comment
  RSA660610  Croton californicus Austin P. Griffiths 1980-8-28 s.n. San Luis Obispo Arroyo Grande, behind Fair Oaks alleys, 1051 Grand Avenue. in parking lot near SE edge. Comment
  UCD142198  Croton setiger Grady L. Webster 1966-9-19 7425 San Luis Obispo San Luis Obispo County: C. 8 mi. N of Paso Robles. Comment
  OBI39356  Cryptantha clevelandii David J. Keil 1982-5-2 15905 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero rd with Calif Rte 58 and S on dirt rd Comment
  SBBG107672  Cryptantha clevelandii C. B. Hardham 1959-6-10 4815 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  SBBG93883  Cryptantha clevelandii S. A. Junak with T. J. Ayers 1989-7-14 4117 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
  UCR42906  Cryptantha clevelandii David J. Keil 1985-4-6 18533 San Luis Obispo Central Coast, 1.8 mi. north of Arroyo de la Cruz, north of San Simeon. Burned slope on ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  OBI26728  Cryptantha clevelandii Lyda W. Edge 1972-4-20 128 San Luis Obispo Near Black Lake Comment
  OBI33275  Cryptantha clevelandii var. clevelandii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15721 San Luis Obispo Pennington Crk Bio Reserve, W of San Luis Obispo Comment
  HSC91725  Cryptantha clevelandii var. florosa Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  OBI78452  Cryptantha clevelandii var. florosa David J. Keil, Melissa Luckow 1981-7-3 14940 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
  RSA517232  Cryptantha clevelandii var. florosa Barbara Ertter, David J. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6849 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca. 7 air miles N of San Simeon. 61 Comment
  OBI33055  Cryptantha corollata David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 17005 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI66434  Cryptantha intermedia David J. Keil, with Kathleen A. Keil 1997-3-29 26111 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  CDA16352  Cryptantha intermedia G. F. Hrusa 2000-4-11 15339 San Luis Obispo Carrizo Plain; Hills immediately N between Swain wash and Swain pasture. 0 Comment
  SBBG127941  Cryptantha leiocarpa M. A. Elvin, G. M. Greenwald 2013-8-9 7243 San Luis Obispo "Colorado Pond", 4-Pond Valley, ca. 80 m from S Refuge boundary, Guadalupe-Nipomo Dunes National Wildlife Refuge 17 Comment
  UC1284997  Cryptantha leiocarpa R. F. Hoover 1946-6-1 6102 San Luis Obispo n end Morro Bay Comment
  OBI76662  Cryptantha microstachys Jason Dart, Meg Perry 2008-4-14 307 San Luis Obispo Temblor Range, Palo Prieto Conservation Bank, Still Parcel, 0.6 mi ESE of Twisselmann Lake 713 Comment
  UC1285276  Cryptantha microstachys R. F. Hoover 1947-3-26 6757 San Luis Obispo Oak Park District Comment
  SBBG18096  Cryptantha microstachys C. B. Hardham 1956-6-20 971 San Luis Obispo Willow Crk, near Shebler Ranch Comment
  OBI20789  Cryptantha muricata B. A. Smith 1966-4-16 51 San Luis Obispo About 2 mi W on Cuesta Ridge from Hwy 101 Cuesta Summit Comment
  UC2026997  Cryptantha nevadensis Greg Wilvert 2005-3-24 29 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.6km NNW of Wells Canyon Comment
  UC1063852  Cryptantha oxygona N. H. French 1937-4-3 905 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quad. 822 Comment
  RSA0055098  Cupressus sargentii James R. Shevock 1972-4-1 1535 San Luis Obispo Questa ridge. 851 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
  CAS-BOT-BC215975  Cuscuta californica Ernest C. Twisselmann 1952-6-21 392 San Luis Obispo 4 miles south of U.S. 466, Palo Prieta Canyon, Temblor Range and the Western San Joaquin Valley 487 Comment
  CAS-BOT-BC190318  Cynodon dactylon Ernest C. Twisselmann 1954-5-28 1302 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  OBI26506  Cynodon dactylon Kathlene Henry 1979-7-27 19 San Luis Obispo San Luis Obispo, Laguna Lake City park 30 Comment
  OBI60485  Cyperus eragrostis Larry Kelly, David J. Keil 1988-10-1 319 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  RSA586363  Cyperus eragrostis F. L. Johnson 1993-6-23 ROB 0699 San Luis Obispo Chorro Creek at bicycle repair facility Comment
  OBI63056  Cyperus esculentus Robert Ward 3-Sep s.n. San Luis Obispo 2100 Andre Ave, Los Osos Comment
  CDA2583  Cyperus involucratus David J. Keil 1979-7-1 13109 San Luis Obispo Lower Prefumo Canyon, San Luis Range. 0 Comment
  SBBG109668  Cyperus niger C. B. Hardham 1958-9-2 3916 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  UC1927956  Cyperus niger David Keil 2002-9-12 29921 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
  UCD107686  Datisca glomerata G. F. Hrusa 1987-6-15 5424 San Luis Obispo San Luis Obispo County: Above 2nd Fall, Big Falls Canyon above Lopez Cyn. Comment
  OBI79582  Datura stramonium David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31384 San Luis Obispo San Luis Range (Irish Hills). Near mouth of Wild Cherry Canyon. 60 Comment
  UC1293861  Deinandra corymbosa E. K. Balls 1958-7-16 23542 San Luis Obispo .5 mi n Cambria (State Highway 1) 15 Comment
  CAS-BOT-BC299186  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1947-5-25 7225 San Luis Obispo Coast directly west of Cambria Comment
  CAS-BOT-BC293928  Deinandra fasciculata David D. Keck; Wm. M. Hiesey 1940-5-31 5142 San Luis Obispo South city limit of San Luis Obispo Comment
  OBI16265  Deinandra fasciculata Robert F. Hoover 1969-8-1 11513 San Luis Obispo Near Perry Crk summit just S of Cambria Comment
  SD249135  Deinandra fasciculata David Keil 1985-6-18 18862 San Luis Obispo South Bay Wastewater Treatment Facility EIS survey. Bayview Heights area. Weset side of Bayview Heights. Trail leading own to canyon bottom. Comment
  JEPS59914  Deinandra halliana Lewis S. Rose 1968-4-23 68039 San Luis Obispo 1.5 mi e Cholame 335 Comment
  SJSU5657  Deinandra halliana L. S. Rose 1968-4-23 63039 San Luis Obispo 1.5 mi E of Cholame 335 Comment
  SEINET2442273  Deinandra increscens David Keil 1988-7-2 20846 San Luis Obispo Morro Bay State Park. E of South Bay Blvd. Vicinity of old cement plant or hill to northeast. Comment
  OBI16163  Deinandra increscens subsp. increscens Robert F. Hoover 1946-7-14 6225 San Luis Obispo N end of Morro Bay Comment
  UC1069553  Deinandra increscens subsp. increscens C. M. Belshaw 1936-3-17 1600 San Luis Obispo 2 mi sse Nipomo; Nipomo Quad. 76 Comment
  UC1285166  Deinandra increscens subsp. increscens R. F. Hoover 1965-8-1 9497 San Luis Obispo valley w Mt. Bishop Comment
  UC185673  Deinandra increscens subsp. increscens Katharine Brandegee 1912-1 San Luis Obispo Comment
  CAS-BOT-BC291886  Deinandra lobbii R. F. Hoover 1946-9-22 6441 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI16245  Deinandra lobbii Robert F. Hoover 1969-8-12 11540 San Luis Obispo 12 mi NW of Paso Robles on rd to Nacimiento Dam Comment
  OBI73418  Deinandra pentactis David J. Keil 2010-6-1 30824 San Luis Obispo La Panza Mountains. 4.5 road miles west of San Juan Creek bridge, and east of Highway 58 0?300 m along dirt road. 500 Comment
  CAS-BOT-BC292041  Deinandra pentactis David D. Keck 1931-6-23 1258 San Luis Obispo 4.2 mi. S. of Atascadero Comment
  CAS-BOT-BC292042  Deinandra pentactis David D. Keck 1933-10-9 2550 San Luis Obispo Paso Robles, south city limits Comment
  CAS-BOT-BC292058  Deinandra pentactis David D. Keck; J. Clausen 1934-4-26 2804 San Luis Obispo 8 mi. W. of Simmler, western edge of Carrizo Plains, on road to La Panza Comment
  CAS-BOT-BC292078  Deinandra pentactis Ernest C. Twisselmann 1963-11-3 9075 San Luis Obispo West slope of Cottonwood Pass, ca. 5 miles east of Cholame 495 Comment
  UC1392932  Deinandra pentactis R. F. Hoover 1969-9-9 11577 San Luis Obispo 4 mi w of Paso Robles; Road to Nacimiento Dam Comment
  UC771658  Deinandra pentactis R. F. Hoover 1946-6-16 6169 San Luis Obispo 1 mi s of Simmler; Carrizo Plain Comment
  OBI75315  Delairea odorata David J. Keil 2010-11-10 30943 San Luis Obispo Intersection of Price Canyon Road and Hwy 227, Edna and roadside zone near field bisected by East Corral de Piedra Creek 69 Comment
  CDA42262  Delphinium gypsophilum G. F. Hrusa, M. Pitcairn 2015-4-13 18608 San Luis Obispo Carrizo Plain; Carrizo Plain. N. end. Side of Sprague Rd. a continuation of 7 Mi. Rd. 669 Comment
  JEPS116203  Delphinium gypsophilum E. L. Painter, M. Wetherwax, K. Downing 2002-5-9 CR- 310 San Luis Obispo Camp Roberts. In oak woodland, on upper edge of slope on limestone gravels and boulders on roadside and banks of Sulphur Spring Creek canyon. Comment
  JEPS105168  Delphinium gypsophilum subsp. gypsophilum Dean W. Taylor 1995-4-6 14783 San Luis Obispo Cholame Valley (ca. 1 mile E of Cholame); Davis Road 0.45 mi S of jct of Hwy 41 350 Comment
  RSA509152  Delphinium nudicaule C. F. Smith 1988-5-10 12126 San Luis Obispo Santa Rita Creek, about midway betw Cayucos and Templeton Comment
  UC454011  Delphinium nudicaule Unangst May 1906 San Luis Obispo Lopez Canyon Comment
  OBI10637  Delphinium nudicaule Neil Havlik 1968-4-3 115 San Luis Obispo Upper end of Lopez Cyn Rd 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
  OBI31035  Delphinium parryi subsp. blochmaniae Julie M. Vanderwier 1978-5-11 28 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC7862  Delphinium parryi subsp. blochmaniae Mrs. R. W. Summers s.n. San Luis Obispo Oso Flacco Comment
  RSA398769  Delphinium parryi subsp. blochmaniae Lester Rowntree 1930-08 s.n. San Luis Obispo Coastal mesa Comment
  OBI28268  Delphinium parryi subsp. parryi Krystoff/Spasbo 1982-4-18 30 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  CAS-BOT-BC121443  Delphinium parryi subsp. parryi Clare Butterworth Hardham 1960-5-17 5766 San Luis Obispo 1 mi west of Bee Rock Comment
  CAS-BOT-BC121445  Delphinium parryi subsp. parryi Alice Eastwood 1928-5-17 15136 San Luis Obispo Along the old road to Pozo Comment
  OBI10625  Delphinium parryi subsp. parryi Robert F. Hoover 1952-6-10 8247 San Luis Obispo Black Mt, La Panza Range. Near streamlet just N of summit Comment
  UC1927760  Delphinium parryi subsp. parryi David Keil 1998-6-1 27587 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  SBBG87645  Delphinium parryi subsp. purpureum C. F. Smith 1950-4-28 2688 San Luis Obispo grade near Syncline Hill Comment
  OBI58614  Delphinium umbraculorum David J. Keil 1998-4-28 26968 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  RSA0029686  Delphinium umbraculorum Harlan Lewis, C. Epling 1947-5-2 s.n. San Luis Obispo 3.7 - 4 miles south of Klau Comment
  UC1031441  Delphinium variegatum C. Epling and H. Lewis 1943-4-23 32 San Luis Obispo Santa Margarita Comment
  UC55283  Delphinium variegatum J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  LA207604  Delphinium variegatum H. Lewis; M. Lewis 1950-5-9 813 San Luis Obispo Santa Margarita to Pozo Rd., 10.6 mi. E of rd. to Creston Comment
  OBI72247  Delphinium variegatum subsp. variegatum Anthony Baniaga, Theo Fitanides, Ron Baniaga and Brenda Baniaga 2010-3-27 75 San Luis Obispo Tierra Redonda Mtn BLM ACEC 355 Comment
  SBBG18130  Delphinium variegatum subsp. variegatum C. B. Hardham 1961-5-17 7068 San Luis Obispo 2-4 mi W of Ocean View Mine 914 Comment
  OBI58584  Dendromecon rigida David J. Keil 1998-3-27 26432 San Luis Obispo Montana de Oro state Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UC1126363  Dendromecon rigida T. M. Hendrix 1939-5-9 1029 San Luis Obispo 2.2 mi wnw Avenales Ranch; Branch Mt. Quadrangle Comment
  OBI80546  Dendromecon rigida Dennis Webb 2013-2-23 9 San Luis Obispo On Rocky Canyon Road, NE of Rocky Canyon Quarry, between Atascadero and Creston 411 Comment
  OBI29257  Deschampsia danthonioides David J. Keil, Melissa Lu ckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14552 San Luis Obispo Jctn of Shell Crk rd and Calif hwy 58 S of Shandon Comment
  SEINET3128901  Deschampsia danthonioides M. E. Jones 1882-5-9 2947 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC201837  Deschampsia elongata Clare B. Hardham 1959-6-8 4774 A San Luis Obispo Bed of Delaganna [Dellaganna] Creek, North slope of Cypress Mt. Comment
  OBI60583  Descurainia pinnata L. D. Oyler, David J. Keil & K. Faustini 1990-4-26 1108 San Luis Obispo Nipomo Dunes. UNOCAL pipeline that runs N-S through dunes Comment
  UC1126772  Descurainia pinnata B. Bolt 1936-3-28 656 San Luis Obispo s end Morro Bay; Cayucos Quad. 30 Comment
  CAS-BOT-BC43215  Descurainia pinnata subsp. brachycarpa R. F. Hoover 1966-4-2 9797 San Luis Obispo East side of Soda Lake, Carrizo Plain. Comment
  OBI64162  Digitaria didactyla David J. Keil 2003-5-31 30268 -7 San Luis Obispo Los Osos, South Bay Park Comment
  SEINET771152  Dipsacus fullonum Melinda Doud 1976-5-29 75 San Luis Obispo Growing abundantly near entrance to Morro Bay State Park 2 Comment
  SBBG118072  Dipsacus sativus M. Wetherwax, E. Painter, J. Sainz 2002-6-17 SLO 281 San Luis Obispo near bridge of Poison Oak Crk (tributary of Chorro Crk), below first ridge W of Cerro Romualdo; Camp San Luis Obispo 80 Comment
  JEPS99258  Disporum hookeri Clare B. Hardham 1956-4-4 341 San Luis Obispo Santa Rita,, just E of golf course Santa Lucia Mountains Comment
  CAS-BOT-BC195704  Distichlis spicata R. F. Hoover 1964-8-13 9229 San Luis Obispo Mouth of Morro Creek Comment
  OBI80884  Distichlis spicata David J. Keil 1992-1 22941 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI5041  Dithyrea maritima Robert J. Rodin 1956-5-29 6089 San Luis Obispo On dunes only at S end of Morro Bay Comment
  OBI69892  Dodecatheon clevelandii Charles E. Blair 2002-2-11 37 San Luis Obispo Chimineas Ranch, just W of Carrizo Cyn rd, 2 mi N of SR 166 500 Comment
  UCR29918.1  Dodecatheon clevelandii J. H. Nishida, David J. Keil 1982-1-23 201 San Luis Obispo South Coast Range, American Canyon 549 Comment
  OBI57370  Downingia cuspidata David J. Keil 1998-5-6 27098 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  RSA212586  Downingia cuspidata E. C. Twisselmann 1969-4-28 15214 San Luis Obispo Estrella Plains: Hwy 46, 1.5 miles W of Paso Robles. 206 Comment
  OBI3976  Drymocallis glandulosa Elizabeth Rudd 1971-4-26 244 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI83637  Drymocallis glandulosa David J. Keil, Travis Barrett 2016-3-23 33849 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch W of Avila Beach. Survey area 10. 120 Comment
  CAS-BOT-BC159574  Drymocallis glandulosa var. glandulosa R. F. Hoover 1964-5-13 8822 San Luis Obispo Tassajera Creek Comment
  UCD136444  Dryopteris arguta Margot B. Forde 1962-5-17 s.n. San Luis Obispo San Luis Obispo County: Cambria. Comment
  OBI30680  Dudleya David J. Keil 1981-5-19 14746 San Luis Obispo Indian Knob Comment
  OBI81313  Dudleya abramsii David J. Keil, Janet Haden 1988-5-24 20691 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-BC310345  Dudleya abramsii subsp. bettinae Reid Moran 1977-6-30 24286 San Luis Obispo Northwest slope, east of mouth of Chorro Creek 50 Comment
  CAS-BOT-BC310343  Dudleya abramsii subsp. bettinae Reid Moran 1947-6-12 2277 San Luis Obispo 1 mile south of Cayucos Comment
  SD130027  Dudleya bettinae Reid Moran 1977-6-30 24292 San Luis Obispo Serpentine, SW of Cerro Romauldo 149 Comment
  NY387858  Dudleya bettinae R. F. Hoover 1947-6-27 7278 San Luis Obispo First ridge W of Cerro Romauldo. Comment
  OBI79517  Dudleya blochmaniae Michael Walgren 2014-5-14 419 San Luis Obispo Cayucos, on the top of a serpentine hill immediately inland of Highway One at the top of the highway rise. 120 Comment
  OBI72927  Dudleya blochmaniae subsp. blochmaniae David J. Keil 1988-6-23 20810 San Luis Obispo Morro Bay-hillsides between Little Morro Creek Road and South Bay Blvd, north of Highway 1 Comment
  SD40237  Dudleya caespitosa Edith A. Purer 1940-8-2 7989 San Luis Obispo Sand dunes, Oso Flaco Lake. Comment
  OBI21634  Dudleya lanceolata David J. Keil 1979-7-1 13131 San Luis Obispo Ridge between Prefumo and See Cyn, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  SBBG93821  Dudleya lanceolata S. A. Junak 1990-7-12 4359 San Luis Obispo near W end of Cuesta Ridge Botanical Area, just W of first high voltage tower on E side of W Cuesta Ridge Rd, ca. 5.9 mi W of Hwy 101 722 Comment
Read comments
May 13 2013
  CAS-BOT-BC414806  Dudleya lanceolata Alice Eastwood 1906-6-13 850 San Luis Obispo Hard-pan on road to Casenailia Comment
  OBI8417  Dudleya lanceolata Lynne D. Althouse 1977-4-12 40 San Luis Obispo Wolfe's horse ranch near San Luis High School Comment
  UC933219  Dudleya palmeri Reid Moran 1947-5-4 2173 San Luis Obispo 1 mi s San Simeon (seabluff) Comment
  UCSB59204  Dudleya pulverulenta Penkala, Brad; Callaway, R. 1987-6-19 San Luis Obispo About 1/2 mile directly northeast of junction of Hampton Canyon Reservoir Canyon, north of San Luis Obispo off Hwy. 101 292 Comment
  SEINET11261318  Dysphania ambrosioides Robert L. Johnson 2015-7-30 4038 San Luis Obispo Near terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. Just north of Shamel Community Park.; 0 2 Comment
  CAS-BOT-BC291099  Eastwoodia elegans R. F. Hoover 1946-6-16 6175 San Luis Obispo West edge of Carrizo Plain, at top of grade leading from San Juan River Comment
  OBI21605  Echinochloa crus-galli Dana Fricke 1968-5-1 15 San Luis Obispo Bank of the reservoir behind the horse unit, Cal State Poly tech College campus, San Luis Obispo Comment
  SBBG32159  Echinochloa crus-galli E. C. Twisselmann 1968-10-21 15027 San Luis Obispo Estrella Plains, Buena Vista Dr., 0.4 mi N of St Hwy 46 213 Comment
  OBI23029  Echinodorus berteroi David J. Keil 1979-10-27 13664 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI6478  Echinodorus berteroi Shirley Sparling 1970-10-1 1373 San Luis Obispo Along the edge of a pond just N of the airport on the campus of Calif Poltechnic College, San Luis Obispo Comment
  OBI20018  Ehrendorferia chrysantha David J. Keil 1979-6-9 s.n. San Luis Obispo Calf Cyn along hwy 58 near jctn with hwy 229 Comment
  RSA714644  Ehrharta calycina Daisie Huang 2006-3-19 6031909 San Luis Obispo vacant lot at 101 and Santa Maria Rd. Sand, no trees. 101 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
  CAS-BOT-BC113424  Eleocharis bella John Thomas Howell 1957-5-12 1954 San Luis Obispo Shores of Green's Lake Comment
  OBI35148  Eleocharis macrostachya Eric Wise 1981-7-27 1015 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Greengate Ponds. Orcutt Rd Comment
  OBI35168  Eleocharis macrostachya Eric Wise 1981-6-27 729 b San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Alamo Crk near Twitchell Res Comment
  UCD49809  Eleocharis macrostachya Frederic Hrusa 1993-5-21 11045 San Luis Obispo Huasna area. Approximately 4 km. beyond Stony Creek Campground. In creekbed of Stony Creek, with plant bases submerged. 650 Comment
  UCSB51307  Eleocharis macrostachya Ferren, Wayne 1984-4-18 San Luis Obispo Proposed natural preserve, Upper Campground Area, San Simeon State Beach 60 Comment
  CAS-BOT-BC113324  Eleocharis montevidensis Ernest C. Twisselmann 1967-9-9 13695 San Luis Obispo Ortega Spring, Palo Prieta Canyon. 598 Comment
  OBI35120  Eleocharis montevidensis Eric Wise 1983-10-16 1817 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Ortega Spring. 1 mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieta Cyn. 2 coll: one at Spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  RSA0022998  Elymus Peter Rubtzoff 1988-10-11 9976 San Luis Obispo Highway 1 in Ragged Point area. Near roadside, ca. 0.25 miles southeast of Ragged Point inn, or ca. 2.5 miles southeast of the Monterey County line. Comment
  OBI25002  Elymus glaucus David J. Keil, Dirk Walters 1980-4-26 13892 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI21763  Elymus glaucus Robert F. Hoover 1964-6-12 9077 San Luis Obispo Near Rocky Butte fire lookout Comment
  RSA126913  Elymus glaucus H. C. Lee 1937-5-23 977 San Luis Obispo Paso Robles; 4 1/4 miles N.S.E. of Templeton 335 Comment
  OBI21772  Elymus multisetus Robert F. Hoover 1964-6-6 8942 San Luis Obispo Ridge NW of Cuesta Pass Comment
  SD249104  Elymus multisetus David Keil, Janet Haden 1988-5-24 20692 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. 35 Comment
  OBI23606  Elymus multisetus Fred Hrusa 1980-7-26 76 San Luis Obispo Mt. Pinos and immediate lower elevations Comment
Read comments
Feb 20 2021
  OBI13944  Emmenanthe penduliflora Robert F. Hoover 1967-6-4 10612 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC1287785  Emmenanthe penduliflora M. de Cessac 1881-1 169 San Luis Obispo Canada de la Cuesta; San Luis Obispo Comment
  UCD83072  Emmenanthe penduliflora var. penduliflora CNPS SSN-SJV Foothill Team 2008-5-1 96 San Luis Obispo San Luis Obispo County; Carrizo Plains. 657 Comment
  OBI7505  Ephedra californica Robert F. Hoover 1950-4-2 7796 San Luis Obispo Panorama Hills near base of Crocker Grade Comment
  CAS-BOT-BC82017  Ephedra viridis R. F. Hoover 1950-5-28 7934 San Luis Obispo Redrock Canyon, n. side of lower Cuyama Valley Comment
  POM147879  Epilobium canum subsp. canum J. B. Feudge 1927-6-29 1711 San Luis Obispo Creston. 305 Comment
  CDA38086  Epilobium canum subsp. canum Louisa Julian 2000-10-2 18 San Luis Obispo Cal Poly Canyon Road of the State University. Comment
  OBI80298  Epilobium ciliatum Tylor Wilbourn 2014-11-12 1 San Luis Obispo Cal Poly, near the Horticulture unit 71 Comment
  OBI73475  Epilobium ciliatum subsp. ciliatum David J. Keil 2000-5-29 28773 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity Comment
  OBI5208  Epilobium ciliatum subsp. watsonii French H. Morgan 1972-5-23 10 San Luis Obispo Crk between Tropicana and Valencia apts, San Luis Obispo 73 Comment
  UC1713139  Epilobium ciliatum subsp. watsonii I. J. Condit June 1912 San Luis Obispo San Carpojo Coast Comment
  OBI29282  Epilobium densiflorum David J. Keil 1980-9-15 14185 San Luis Obispo Calf Cyn, 0.25 mi W of intersection of Calif hwy 58 and 229 Comment
  PASA1262  Epipactis gigantea Stason 1931-4-3 San Luis Obispo Santa Rita Canon Comment
  RSA133109  Epipactis gigantea Clare B. Hardham 1959-6-10 4823 San Luis Obispo Santa Lucia Mountains: Santa Rita Road, head of Old Creek Canyon Comment
  CAS-BOT-BC57447  Equisetum laevigatum R. F. Hoover 1950-5-7 7895 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Range Comment
  CAS-BOT-BC57445  Equisetum laevigatum R. F. Hoover 1952-4-19 8116 San Luis Obispo Alamo Creek near confluence with Cuyama River Comment
  OBI35072  Equisetum telmateia Eric Wise 1981-7-26 960 San Luis Obispo Poly Canyon Comment
  OBI21802  Eragrostis pectinacea Robert F. Hoover 1969-7-12 11433 San Luis Obispo Salinas River at Paso Robles Comment
  SBBG109950  Erechtites glomeratus C. B. Hardham 1961-4-22 7121 San Luis Obispo San Simeon Crk, 5.5 mi E of Hwy 1 Comment
  RSA0029046  Eremalche parryi Greg Wilvert 2005-3-27 56 San Luis Obispo Southeast half of the Caliente Range. Approx. 1.1 km NW of Wells Canyon. 1018 Comment
  SJSU3365  Eremalche parryi C. W. Sharsmith 1962-4-20 6793 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  UC1576174  Eremalche parryi subsp. kernensis David Keil with Rhonda Riggins and Kathryn Bay 1986-4-26 19268 San Luis Obispo 1.5 mi n.e. of junction of Elkhorn Rd. on Crocker Grade Rd.; Temblor Range 838 Comment
  UC1586834  Eremalche parryi subsp. kernensis Clifton F. Smith 1991-4-9 12181 San Luis Obispo along Elkhorn Hills Rd. near Cricker Grade area (in foothills above Carrizo Plain); foothills above Carrizo Plain Comment
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May 28 2010
  SD103944  Eremalche parryi subsp. parryi J. L. S. S. 1965-3-27 San Luis Obispo La Ponza Range Comment
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May 3 2016
  CAS-BOT-BC160169  Eremothera boothii subsp. decorticans R. F. Hoover 1952-4-8 8093 San Luis Obispo West base of Temblor Range near McKittrick road Comment
  UC771675  Eriastrum densifolium subsp. elongatum R. F. Hoover 1946-6-30 6223 San Luis Obispo nw Cammatti Ranch; North base of La Panza Range Comment
  CAS-BOT-BC187941  Eriastrum hooveri R. F. Hoover 1967-6-4 10601 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  SBBG109210  Eriastrum luteum C. B. Hardham 1956-5-15 725 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  UC573620  Eriastrum luteum T. M. Hendrix 1937-6-1 232 San Luis Obispo 3/4 mi sw Highland School; Pozo Quadrangle 548 Comment
  SBBG18762  Eriastrum pluriflorum C. B. Hardham 1963-6-20 10845 San Luis Obispo Freeborn Mtn Comment
  OBI08575  Eriastrum pluriflorum subsp. pluriflorum Craig Woods 1978-6-9 66 San Luis Obispo East side of Carrizo Plain along Sim. soda lake rd., approx. 2 1/2 mi. N.W. of Hurricane road. 762 Comment
  RSA354851  Ericameria cuneata var. spathulata C. F. Smith 1950-3-18 2579 San Luis Obispo Near base of Freeborn Mountain on Carrizo Plain SW of Simmler Comment
  HSC91791  Ericameria ericoides Susan H. Bicknell 1988-11-20 San Luis Obispo Montano de Oro State Park; Hazard Canyon N Ridge Comment
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Jan 21 2012
  OBI81468  Ericameria ericoides Jackson Bower, Molly Cluff, Shelby Stephen, Val King, Jack Morris 2015-11-7 3 San Luis Obispo Oceano Dunes trail; about 100 feet from trailhead Comment
  RSA302641  Ericameria linearifolia J. R. Shevock 1971-4-5 882 San Luis Obispo Temblor Range 602 Comment
  SBBG86851  Ericameria palmeri var. pachylepis C. F. Smith 1965-10-7 9094 San Luis Obispo St Hwy 166, above Twitchell Reservoir, E of Santa Maria Comment
  OBI6135  Erigeron blochmaniae D. Waive Stager 1972-7-17 5 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI51426  Erigeron bonariensis Larry Kelly, David J. Keil 1988-10-1 249 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  CAS-BOT-BC308747  Erigeron foliosus var. foliosus Chester Dudley 1927-6-1 s.n. San Luis Obispo Flats near Paso Robles Comment
  OBI2756  Erigeron glaucus Mrs. R. F. Hoover 1962-2-23 58 San Luis Obispo Cambria Pines Comment
  RSA171042  Erigeron glaucus R. F. Thorne, Percy C. Everett 1963-6-12 32266 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point Comment
  UC1285046  Erigeron glaucus R. F. Hoover 1946-7-21 6232 San Luis Obispo San Simeon Creek Beach San Simeon Creek Beach (on cliffs) Comment
  RSA522505  Eriodictyon altissimum David J. Keil 1986-6-7 19636 San Luis Obispo Los Osos, hillside S of Highland Dr. between sand extensions of Palisades Ave. and Ravenna Ave. Comment
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Jun 6 2011
  CAS-BOT-BC188993  Eriodictyon parryi R. F. Hoover 1949-8-21 7755 San Luis Obispo La Panza district Comment
  CAS-BOT-BC188995  Eriodictyon parryi R. F. Hoover 1969-6-3 11364 San Luis Obispo Plateau on Cammatti-Navajo divide, 18 miles E of Creston on La Panza road (Highway 58) Comment
  RSA678161  Eriogonum Mark A. Elvin 1995-11-23 105 San Luis Obispo Cambria at San Simeon Pines Hotel 9 Comment
  CDA42273  Eriogonum angulosum G. F. Hrusa, M. Pitcairn 2015-4-13 18623 San Luis Obispo Caliente Mts., Pipeline Rd., west side of east end of Carrizo Plain. 917 Comment
  OBI11160  Eriogonum angulosum Robert F. Hoover 1949-6-4 7747 San Luis Obispo San Juan river on Pozo-Simmler rd Comment
  OBI11140  Eriogonum baileyi Robert F. Hoover 1946-10-20 6516 San Luis Obispo Upper Huasna River just below jctn of Arroyo seco Comment
  UC1296167  Eriogonum cithariforme R. F. Hoover 1952-5-24 8214 San Luis Obispo w peak; Caliente Mt. Comment
  UC534945  Eriogonum cithariforme Susan G. Stokes 1933-7-6 68 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC241921  Eriogonum cithariforme James L. Reveal; C. Rose Broome 1987-6-17 6475 San Luis Obispo Along Navajo Grade Road, 1 mile west of the summit and south of Navajo Campground and McGinnis Creek, about 4 airline miles north-northeast of Pozo 723 Comment
  CAS-BOT-BC241922  Eriogonum cithariforme Clare B. Hardham 1959-6-19 4840 San Luis Obispo Santa Lucia Mountains. Santa Barbara Road, Atascadero 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
  SBBG117472  Eriogonum elegans E. Painter, M. Wetherwax 2000-8-18 CR 114 San Luis Obispo near N side of Nacimiento River, above (SW of) Twin Bridges; Camp Roberts 206 Comment
  OBI66086  Eriogonum fasciculatum D. R. Miller 1996-6-2 696 -528 San Luis Obispo Pine Mtn region Upper Carrol Cyn, on the Back-side trail 575 Comment
  OBI29374  Eriogonum fasciculatum Walter F. Chesbro 1978-5-6 97 San Luis Obispo Hwy 58, 2 mi E of the intersection of hwy 58 and hwy 129 Comment
  OBI45927  Eriogonum fasciculatum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19243 San Luis Obispo SW flank of Temblor Range. 3.05 mi E of rd to center of Carrizo Plain (to RC Farm) on Elkhorn Rd and N 0.25 mi to gate on unnamed dirt road Comment
  OBI62549  Eriogonum fasciculatum var. foliolosum Bernard Miossi 1939-6-21 105 San Luis Obispo 1 mi N of San Luis Obispo along hwy 101 91 Comment
  JEPS86556  Eriogonum fasciculatum var. polifolium Roy E. Buck 1988-5-30 915 San Luis Obispo ca. 1.0 air km nne mouth of canyon (e side) (n to nw facing side slopes of draws on e facing lowermost slope of Padrones Canyon; 6 air km ne of New Cuyamaca (Santa Barbara Co.)); Caliente Range, Padrones Canyon 707 Comment
  OBI11096  Eriogonum fasciculatum var. polifolium Robert F. Hoover 1946-6-30 6219 San Luis Obispo La Panza district Comment
  UC1032063  Eriogonum fasciculatum var. polifolium T. M. Hendrix 1939-5-17 1040 San Luis Obispo 1.1 mi n Branch Mt.; Los Padres National Forest, Branch Mt. Quadrangle Comment
  SBBG117473  Eriogonum gracile var. gracile E. Painter. M. Wetherwax, D. Keil, K. Downing, C. Bratt 2000-5-16 CR 70 San Luis Obispo upstream from Twin Bridges; Camp Roberts 160 Comment
  CAS-BOT-BC261431  Eriogonum nudum var. indictum Ernest C. Twisselmann 1968-10-17 15018 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta [Prieto] Canyon 548 Comment
  CAS-BOT-BC261432  Eriogonum nudum var. indictum Ernest C. Twisselmann 1954-9-10 1572 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: west slope, 1/4 mile from summit 579 Comment
  CAS-BOT-BC33910  Eriogonum ordii Alice Eastwood 1926-5-5 13897 San Luis Obispo Cholame Comment
  SD244784  Eriogonum ordii David Keil 1998-6-5 27657 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain. 701 Comment
  SBBG95148  Eriogonum parvifolium C. Zeeb 1984-1-28 23 San Luis Obispo Morro Bay Kangaroo Rat Reserve in Los Osos Comment
  UC1032232  Eriogonum parvifolium B. Bolt 1936-1-21 553 San Luis Obispo 1st peak nw Cerro San Luis Obispo; San Luis Obispo Quadrangle Comment
  OBI53874  Eriogonum parvifolium Arthur W. Hazebrook 1992-10-25 142 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill; small ridge S of Eucalyptus globulus stand Comment
  RSA420504  Eriogonum parvifolium var. parvifolium F. H. Elmore 1933-8-4 356 San Luis Obispo Avila; Port San Luis Comment
  SD38704  Eriogonum parvifolium var. parvifolium Edith A. Purer 1933-7-20 5077 San Luis Obispo Partially stabiized sand duens, northwest of Guadalupe Comment
  SEINET5331334  Eriogonum parvifolium var. parvifolium J. H. Barber 1898-8-3 s.n. San Luis Obispo Beach Comment
  CDA16070  Eriogonum roseum G. F. Hrusa, G. Butterworth 2000-9-3 15704 San Luis Obispo Carrizo Plain; Saucito House area, Bromley Pasture. 0 Comment
  CAS-BOT-BC268356  Eriogonum roseum R. F. Hoover 1949-5-22 7723 San Luis Obispo 14 mi. E. of Creston on La Panza road Comment
  CAS-BOT-BC268376  Eriogonum roseum Ernest C. Twisselmann 1953-6-6 158 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of the central Temblor Mountains, near the power line Comment
  OBI11023  Eriogonum viridescens Robert F. Hoover 1947-5-10 7150 San Luis Obispo Cuyama Valley E of river bridge on main hwy Comment
  SBBG85840  Eriophyllum confertiflorum var. confertiflorum C. F. Smith 1952-7-11 3681 a San Luis Obispo St Hwy 166, lower Cuyama Valley near Russell and Spanish Ranches Comment
  UC1118334  Eriophyllum confertiflorum var. confertiflorum W. A. Peterson 1937-4-29 768 San Luis Obispo Martinez Canyon La Panza Quadrangle, Martinez Canyon 594 Comment
  UCR160151  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 2005-6-9 9563 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 5.4 mi northeast of Huasna Township Road. 256 Comment
  CAS-BOT-BC301839  Eriophyllum multicaule H. D. Ripley; R. C. Barneby 1941-4-13 3252 San Luis Obispo Nr. Soda Lake, Carrizo Plains 731 Comment
  SBBG8192  Eriophyllum pringlei C. B. Hardham 1958-5-5 3142 a San Luis Obispo hills, W edge of Carissa Plains, Simmler-Paso Robles Rd Comment
  UC569845  Eriophyllum pringlei D. Axelrod 1935-3-31 206 San Luis Obispo 8 mi se Cuyama Ranch 762 Comment
  OBI18725  Eriophyllum pringlei Robert F. Hoover 1968-4-6 11004 San Luis Obispo Middle Branch of Huerhuero Crk, just above Wilson's corner Comment
  CAS-BOT-BC301949  Eriophyllum staechadifolium John Thomas Howell 1964-6-30 40858 San Luis Obispo Cambria Comment
  CAS-BOT-BC301956  Eriophyllum staechadifolium Ernest C. Twisselmann 1955-10-1 2416 San Luis Obispo Morro Rock 4 Comment
  RSA191889  Eriophyllum staechadifolium R. F. Thorne, Percy C. Everett 1963-6-12 32253 San Luis Obispo At Arroyo de la Cruz Creek. Comment
  OBI14096  Erodium botrys Robert F. Hoover 1958-4-7 8439 San Luis Obispo Atascadero Comment
  OBI42378  Erodium botrys David J. Keil 1986-4-8 19134 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  SEINET1004409  Erodium botrys George K. Helmkamp 2004-1 8353 San Luis Obispo Central Coast: Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi E of Hwy CA-1. 91 Comment
  UC1130262  Erodium botrys N. K. Carlson 1936-3-25 218 San Luis Obispo 0.1 mi n Goldtree; San Luis Obispo Quad. 182 Comment
  OBI5594  Erodium botrys Sharon Jochums 1974-5-20 273 San Luis Obispo Point San Simeon Comment
  SBBG119090  Erodium brachycarpum E. Painter, M. Wetherwax, D. Keil 2000-4-20 SLO 74 San Luis Obispo S of large outcrop W of Chorro Reservoir, at base and on slope below; Camp San Luis Obispo 200 Comment
  OBI28960  Erodium cicutarium David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14567 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI14109  Erodium cicutarium Eben McMillan 1952-5-20 s.n. San Luis Obispo E McMillan Ranch Choice Valley 1 mi S 8 mi E Shandon Comment
  OBI35644  Erodium cicutarium S. M. Inman 1983-5-25 78 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
  OBI5522  Erodium cicutarium Sharon Jochums 1974-3-9 46 San Luis Obispo W of hwy 1 N of Piedras Blancas Point Comment
  CAS-BOT-BC41447  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
  OBI51164  Eryngium armatum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .41 San Luis Obispo NE corner of San Simeon State Park. Comment
  UC1392790  Eryngium armatum R. F. Hoover 1969-8-1 11511 San Luis Obispo on ocean bluff Cambria Comment
  OBI66707  Eryngium pendletonense David J. Keil, with Robyn Cox, Cindy sage and Orrin Sage 2002-2-11 29743 San Luis Obispo Between Cinnabar Hill and Oak Knoll, South of Arroyo de la Cruz Comment
  CAS-BOT-BC54498  Erysimum capitatum Eben McMillan 1952-5-2 94 San Luis Obispo Choice Valley-1 mile south, 8 miles east Shandon. Comment
  CAS-BOT-BC54461  Erysimum capitatum John Thomas Howell 1948-6-15 24361 San Luis Obispo Red Hills southeast of Shandon. 762 Comment
  CAS-BOT-BC54465  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-BC54467  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-5-6 824 San Luis Obispo About one mile inland from Avila. Comment
  CAS-BOT-BC54477  Erysimum capitatum Ira L. Wiggins 1929-5-24 3765 San Luis Obispo Roadside 1.5 miles east of Templeton. Comment
  CAS-BOT-BC54489  Erysimum capitatum R. F. Hoover 1953-5-16 8303 San Luis Obispo Foothills on northeast side of Carrizo Plain, 5 miles northeast of Simmler. Comment
  SD25197  Erysimum capitatum var. capitatum Frank F. Gander 1939-5-15 7536 San Luis Obispo Paso Robles Comment
  LA85130  Erysimum capitatum var. capitatum O. H. Kappler; 1952-3-9 2180 San Luis Obispo Along Hiway 166, in Cuyama Valley 121 Comment
  UCSB15731  Erysimum capitatum var. capitatum 1962-3-18 San Luis Obispo 1.2 miles east of La Panza on road to Simmler 457 Comment
  SBBG112841  Erysimum suffrutescens C. B. Hardham 1957-11-2 2717 San Luis Obispo Morro Rock Comment
  OBI53596  Erysimum suffrutescens Arthur W. Hazebrook 1991-4-28 36 San Luis Obispo Nipomo Dunes complex, Big coreopsis Hill Comment
  SBBG45268  Erysimum suffrutescens L. W. Edge 1972-5-7 134 San Luis Obispo Santa Ysabel Ave, Baywood Park Comment
  OBI42315  Erythranthe floribunda David J. Keil 1986-6-7 19637 San Luis Obispo Los Osos. Along Los Osos Crk downstream from end of Calle Cordoniz and on slopes between Calle Cordoniz and the crk bed Comment
  CAS-BOT-BC402819  Eschscholzia caespitosa Ernest C. Twisselmann 1956-4-3 2607 San Luis Obispo La Panza Range. Upper Cammatta Canyon 502 Comment
  OBI11788  Eschscholzia caespitosa R. Martinez 1966-3-19 7 San Luis Obispo Cuesta Grade, rd to TV station Comment
  OBI64549  Eschscholzia caespitosa David J. Keil, with V. L. Holland 2001-3-29 29233 San Luis Obispo Santa Lucia Mountains. Santa Rita Road, ca. 4.6 road miles east from junction with Old Creek Road Comment
  UC455322  Eschscholzia caespitosa E. P. Unangst 1906-4-21 San Luis Obispo Davis Canyon San Luis Obispo Comment
  CAS-BOT-BC403469  Eschscholzia californica Ira L. Wiggins 1932-3-21 5815 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  CAS-BOT-BC403485  Eschscholzia californica Alice Eastwood 1926-4-29 13653 San Luis Obispo Cambria Comment
  OBI51755  Eschscholzia californica R. Mike Arens 1994-3-12 23 San Luis Obispo Calif Polytechnic State Univ campus; near Botanical Garden foot bridge Comment
  OBI78378  Eschscholzia californica Robert F. Hoover 1949-4-2 7572 San Luis Obispo Cottonwood Pass, near summit Comment
  UCD94079  Eschscholzia californica Shannon M. Still 2006-5-14 98 San Luis Obispo California. San Luis Obispo County: Along CA-58 ca. 1.6 mi. southwest of junction with CA-229. Comment
  CAS-BOT-BC403483  Eschscholzia californica Alice Eastwood 1927-7-29 14939 San Luis Obispo Morro Sands Comment
  CAS-BOT-BC403494  Eschscholzia californica Roxana S. Ferris 1929-4-13 7526 San Luis Obispo Hills east of San Luis Obispo Comment
  SBBG2334  Eschscholzia hypecoides C. B. Hardham 1958-4-26 3165 San Luis Obispo Peachy Cyn, W of Paso Robles Comment
  UC1126427  Eschscholzia lemmonii T. M. Hendrix 1937-4-22 58 San Luis Obispo 3 mi ne Huerhuero School (Plot 107); Pozo Quadrangle Comment
  UC1296232  Eschscholzia rhombipetala R. F. Hoover 1950-3-31 7775 San Luis Obispo La Panza District La Panza District Comment
  HSC91681  Eucalyptus cladocalyx Susan H. Bicknell 1988-8-20 San Luis Obispo Montano de Oro, MDO9 Comment
  OBI27278  Eucalyptus globulus Mike Griffin 1976-5-14 63 San Luis Obispo Calif Polytechnic State Univ campus, Poly Cyn Comment
  OBI22802  Eucalyptus rudis Unknown 1972-1-22 4 San Luis Obispo Adj to Engineering East, Cal Poly campus Comment
  OBI29822  Eucalyptus sideroxylon Ruth Davis 1964-5-29 123 San Luis Obispo Cal Poly campus Comment
  OBI65652  Eucalyptus tereticornis Matt Ritter 2006-4-20 115 San Luis Obispo Near the horse corral in Montana de Oro State park Comment
  HSC91574  Eucalyptus viminalis Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park, by Equestrian Trail. Comment
  OBI54417  Eulobus californicus Matthew Arterburn 1997-4-8 38 San Luis Obispo 1.4 mi from Navajo Camp on Navajo Camp rd Comment
  UCR14974  Euphorbia lathyris R. D. Goeden, Don W. Ricker 1976-2-18 s.n. San Luis Obispo South of San Luis Obispo, southeast corner of Hwy 101 and Avila Road, near Avila Beach 75 Comment
  OBI57754  Euphorbia spathulata David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27520 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 22.4 miles NE, then NW from Hwy 1, NW of Burnett Peak, 1 mile from Monterey Co. line. Comment
  UC1130408  Euphorbia spathulata N. K. Carlson 1936-3-20 194 San Luis Obispo 2 mi e Isley Hill; Arroyo Grande Quad. 182 Comment
  OBI32004  Euthamia occidentalis David J. Keil 1981-11-11 15673 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  RSA661632  Euthamia occidentalis Austin P. Griffiths 1981-9-21 s.n. San Luis Obispo West roadside in northernmost section of Oceano campground, Pismo State Beach 0 Comment
  OBI25994  Festuca arundinacea David J. Keil 1981-5-16 s.n. San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  SBBG95760  Festuca arundinacea D. Keil with V. L. Holland 1986-6-9 19649 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  OBI17750  Festuca bromoides Dave Imper 1977-3-21 93 San Luis Obispo Price Cyn Tarsands Project, 1 mi SW of Hwy 227 on Price Cyn rd Comment
  OBI80749  Festuca bromoides David J. Keil 2015-2-21 32693 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-BC278294  Festuca californica Clare B. Hardham 1958-5-10 3311 San Luis Obispo Santa Lucia Mountains. Cypress Mt. Comment
  OBI21865  Festuca californica Robert F. Hoover 1950-6-21 7999 San Luis Obispo Between Rocky Butte nad Pine Mt, Santa Lucia Mts Comment
  JEPS99347  Festuca californica Clare B. Hardham 1957-4-25 1731 San Luis Obispo Cypress Mountain, N slope Santa Lucia Mountains Comment
  OBI76642  Festuca microstachys Meg Perry 2010-4-8 15 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, Sect 4 613 Comment
  SBBG82093  Festuca microstachys var. pauciflora C. F. Smith 1950-5-1 2729 San Luis Obispo near home of Eben McMillan, S of summit of Palo Prieto Pass 670 Comment
  OBI39941  Festuca myuros Tracy Sturm 1-2 May 82 s.n. San Luis Obispo Pilitas Microwave Station (summit) 1189 Comment
  OBI69785  Festuca perennis David J. Keil 1983-10-30 18046 San Luis Obispo Salinas River at hwy 58 bridge Comment
  UC57605  Forestiera pubescens J. H. Barber 1899-4-2 San Luis Obispo bank of Salinas River Comment
  OBI4405  Fragaria chiloensis Robert J. Rodin 1970-9-10 8428 San Luis Obispo About 300 yds from Pacific Ocean near a shell mound in Pismo Beach state park Comment
  CAS-BOT-BC52673  Frangula californica subsp. californica R. F. Hoover 1965-9-7 9522 San Luis Obispo Santa Rita Creek west of Templeton Comment
  CAS-BOT-BC52663  Frangula californica subsp. californica Carl B. Wolf 1929-4-15 3555 San Luis Obispo 2-3 mi. inland from ocean & about 3 mi. No. of Santa Maria River 91 Comment
  OBI28559  Frangula californica subsp. tomentella John Jackman & Julie Truesdale, Julie Truesdale 1980-1 35 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  RSA212258  Frankenia salina Robert F. Hoover 1965-9-19 9625 San Luis Obispo Carrizo Plain on west side of Soda Lake. Comment
  OBI14194  Frankenia salina Robert F. Hoover 1966-10-8 10140 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  SD245413  Fraxinus dipetala David Keil, M. Ritter, et al. 2013-5-2 31629 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659, -120.196577 to 35.16639227, -120.1875824. 399 Comment
  UC306904  Fraxinus dipetala Philip A. Munz 1925-4-8 10132 San Luis Obispo Paso Robles Comment
  UCD116260  Fremontodendron californicum E. R. Blakley 1965-5-8 6549 San Luis Obispo San Luis Obispo County: About 2 1/2 mi. n.w. of Hwy. 101 at the Cuesta Summit. 670 Comment
  CAS-BOT-BC130109  Fritillaria affinis Alice Eastwood 1927-4-7 14307 San Luis Obispo Morro Comment
  CAS-BOT-BC130113  Fritillaria affinis R. F. Hoover 1964-5-13 8832 San Luis Obispo Santa Rita Creek west of Templeton Comment
  UC310377  Fritillaria affinis Philip A. Munz 1925-3-25 9253 San Luis Obispo 3 mi from Pismo (Pismo Creek); Pismo Creek Comment
  SBBG83798  Fritillaria agrestis C. F. Smith 1986-5-15 12092 San Luis Obispo nearby ridge Rd, several hundred yards W of Caliente Mtn lookout 1524 Comment
  CAS-BOT-BC130265  Fritillaria biflora Otto, Renner 1923-4-1 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC130289  Fritillaria biflora Rev. R. W. Summers 1884-5-6 s.n. San Luis Obispo unspecified Comment
  OBI21377  Fritillaria biflora Robert F. Hoover 1958-3-6 8413 San Luis Obispo Between Morro Bay and Cayucos (S of mouth of Toro Crk) Comment
  SEINET7073757  Fritillaria biflora A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta grade (Route 101). About 4.5 miles northeast of San Luis Obispo. UTM Zone 10, 715543mE, 3913814mN. Coordinate datum: NAD27. Comment
  UCR80518  Fritillaria biflora Don Pendleton 1992-3-15 92- 6 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  CAS-BOT-BC130263  Fritillaria biflora Roxana S. Ferris 1929-4-13 7520 San Luis Obispo Foot of the Cuesta Grade Comment
  SEINET3928257  Fritillaria biflora var. biflora Hannah M. Fugle 2011-5-4 16 San Luis Obispo Prefumo Canyon, ca 2.2 miles up Prefumo Canyon Road from Los Osos Valley Road.; 0 91 Comment
  OBI43659  Fritillaria ojaiensis Fred Hrusa 1981-5-21 123 San Luis Obispo Reservoir cyn Comment
  PGM7148  Fritillaria ojaiensis D. R. Miller 2003-4-18 San Luis Obispo Pine Mountain Santa Lucia Mtns, North facing canyon 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
  UC1928115  Fumaria parviflora David Keil 2006-2-18 30422 San Luis Obispo Dalidio Farms and roadside along Dalidio Drive adjacent tyo Central Coast Plaza Shopping Center, San Luis Obispo. Comment
  OBI9959  Galium andrewsii Rimo Bacigalupi, R. S. Ferris & G. T. Robbins 1955-5-24 5216 San Luis Obispo Palo Prieto Cyn, 2.4 mi above its confluence with Cholame crk, northern end of the Temblor Range 457 Comment
  SBBG118073  Galium andrewsii subsp. andrewsii E. Painter, M. Wetherwax 2000-6-12 SLO 140 San Luis Obispo Chorro Crk Rd; Camp San Luis Obispo 320 Comment
  UC52205  Galium andrewsii subsp. intermedium Rev. R. W. Summers 381 San Luis Obispo summit Santa Lucia Mt. 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
  UC455880  Galium californicum subsp. flaccidum E. P. Unangst 1906-5-30 San Luis Obispo Prefumo Canyon San Luis Obispo Comment
  OBI9938  Galium californicum subsp. flaccidum Robert F. Hoover 1947-5-24 7198 San Luis Obispo Pilitas Creek district Comment
  CAS-BOT-BC217450  Galium californicum subsp. miguelense Roxana S. Ferris 1951-3-31 12421 San Luis Obispo Cambria Comment
  CAS-BOT-BC223074  Galium hardhamiae Clare B. Hardham 1960-6-1 5960 San Luis Obispo Santa Lucia Mountains. Headwaters LIttle Burnett-Tobacco Creeks Comment
  UCR131471  Galium nuttallii June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Coon Creek Trail, Montana de Oro State Park 61 Comment
  OBI60116  Galium porrigens G. F. Hrusa 1995-5-28 12228 San Luis Obispo Black Butte Research Natural Area. On ridge immed WNW of Peak 2 600 Comment
  UCD121894  Galium porrigens G. F. Hrusa 1993-5-22 11097 San Luis Obispo San Luis Obispo County: Approx. 1/2 m N of Mt. Lowe, near main ridge road. Black Butte Research Natural Area. 600 Comment
  JEPS19348  Galium porrigens var. porrigens H. C. Lee 1937-5-28 1017 San Luis Obispo 1 mi w Paso Robles; Paso Robles Quadrangle Comment
  JEPS27017  Galium porrigens var. porrigens Rimo Bacigalupi with F. Chisaki, L. Dempster, and C. Hardham 1960-5-10 7399 San Luis Obispo just off road from Paso Robles to Adelaida (sw corner of ranch, about 5 1/2 mi w of Paso Robles); Paso Robles Quadr., Chimney Rock Ranch 381 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
  OBI82237  Gamochaeta pensylvanica David J. Keil, with V. L. Holland 2015-5-11 33182 San Luis Obispo Arroyo Grande, 400 Aloma Way 90 Comment
  OBI16409  Gamochaeta ustulata Robert F. Hoover 1947-6-2 7262 San Luis Obispo Cambria Comment
  RSA317002  Garrya elliptica T. S. Elias, Walter Wisura 1984-7-27 27 San Luis Obispo Northeast of Morro Bay along Route 44 toward Atascadero; Cerro Alto National Forest Campgrounds. Comment
  SBBG48382  Garrya elliptica R. N. Philbrick, D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo TV rd near Cuesta Summit, ca. 1 mi W of Hwy 101 Comment
  OBI14140  Garrya flavescens Robert F. Hoover 1965-9-15 9558 San Luis Obispo Garcia Mtn, S of Pozo Comment
  OBI2857  Garrya veatchii K. J. Platzek 1970-2-3 4 San Luis Obispo Cuesta Grade along rd to Channel 6 488 Comment
  OBI58097  Garrya veatchii David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27509 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak (35 deg. 43.568' N x 121 deg. 07.575' W) 732 Comment
  CDA2174  Gastridium phleoides David J. Keil, V. L. Holland 1999-4-27 28272 San Luis Obispo Camp Roberts, along McMillan Airstrip. 0 Comment
  OBI32447  Gastridium phleoides Rhonda Riggins 1983-5-16 1484 San Luis Obispo Poly Cyn [Calif Polytechnic State Univ]. Comment
  RSA413935  Gastridium phleoides Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo Comment
  OBI31324  Gastridium phleoides David J. Keil, with ID by Joy Nishida 1982-5-27 s.n. San Luis Obispo American Cyn Comment
  UC1120980  Gaultheria shallon A. D. Gifford 1936-5-5 727 San Luis Obispo 2 mi nnw of Lion Rock 335 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
  SBBG83709  Genista monspessulana D. Koutnik 1978-6-19 529 San Luis Obispo Prefumo Cyn 243 Comment
  UC1285252  Geranium core-core R. F. Hoover 1947-4-18 6960 San Luis Obispo near Piedras Blancas Point Comment
  OBI82552  Geranium rotundifolium David J. Keil, with Bill Waycott et al. 2015-7-9 33336 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  OBI74401  Gilia achilleifolia Theo Fitanides, Anthony Baniaga 2010-4-10 113 San Luis Obispo Tierra Redonda Mtn BLM ACEC 514 Comment
  SEINET7063703  Gilia achilleifolia A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine east of San Luis Obispo. Hampton Canyon. UTM Zone 10, 718981mE, 3906573mN. (WGS84/NAD83). 427 Comment
  RSA748776  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell, K. L. Kendrick 1996-5-19 490 San Luis Obispo 100 m north of 6060 Ontario Road, 0.8 mi north of Avila Beach, San Luis Bay exit off Calif. Hwy 101. 100 Comment
  UC1123671  Gilia achilleifolia subsp. achilleifolia C. M. Belshaw 1936-3-17 1626 San Luis Obispo 2.2 mi se Nipomo; Nipomo Quad., se of Nipomo Comment
  UC1123732  Gilia achilleifolia subsp. achilleifolia E. Armstrong 1934-4-1 1126 San Luis Obispo 10 mi e La Panza; La Panza Quad., e of La Panza Comment
  UC1502519  Gilia achilleifolia subsp. achilleifolia Daniel J. Schoen 1980-4-16 San Luis Obispo Population #78017 Population name Poly Canyon Comment
  SBBG3770  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1957-4-14 1672 San Luis Obispo Marquardt Ranch, Cayucos Rd Comment
  OBI70857  Gilia austrooccidentalis George Butterworth 2008-5-22 689 San Luis Obispo Chimineas. Sand Ridge 573 Comment
  OBI76605  Gilia capitata Michael Walgren 2012-4-16 268 San Luis Obispo Near the inland terminus of Thunder Cyn Rd, which runs N-E off of Cayucos Crk Rd, Cayucos Comment
  RSA159187  Gilia minor Clare B. Hardham 1961-3-30 6682 San Luis Obispo Hills between San Juan R. and Carissa Plains, west of Simmler. Comment
  CAS-BOT-BC402039  Gilia ochroleuca subsp. minima Clare B. Hardham 1960-4-4 5299 San Luis Obispo Santa Lucia Mountains. Cantinas Cr. 243 Comment
  SBBG39915  Gilia tenuiflora subsp. amplifaucalis M. A. Piehl 1963-4-20 6364 San Luis Obispo S bank of Salinas River near bridge 4 mi NE of Santa Margarita Comment
  CAS-BOT-BC226501  Gilia tenuiflora subsp. amplifaucalis Ernest C. Twisselmann 1969-5-7 15224 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 563 Comment
  CAS-BOT-BC226502  Gilia tenuiflora subsp. amplifaucalis Mrs. R. W. Summers No date on label s.n. San Luis Obispo S. Margarita hills Comment
  RSA0004816  Gilia tenuiflora subsp. amplifaucalis J. T. Howell 1948-4-24 24216 San Luis Obispo 3 miles east of Paso Robles Comment
  CHSC53612  Gilia tenuiflora subsp. tenuiflora L. P. Janeway; Jean Witzman 1988-4-30 2656 San Luis Obispo Ca 2 1/2 mi E of Creston; eastern-most dry branches of Huerhuero Cr. 426 Comment
  SBBG34945  Gilia tenuiflora subsp. tenuiflora Mrs. R. W. Summers 1882-1 San Luis Obispo Santa Margarita hills Comment
  UCR224676  Gilia tricolor Ellen Dean, T. Starbuck, M. Starbuck 2008-3-25 4637 San Luis Obispo Along Hwy 58 between Soda Lake Road and Santa Margarita 595 Comment
  CAS-BOT-BC266508  Githopsis diffusa Clare B. Hardham 1960-5-5 5611 A San Luis Obispo The Santa Lucia Mountains. PIne Mountain Comment
  SBBG107163  Githopsis diffusa subsp. diffusa C. B. Hardham 1962-4-16 9000 San Luis Obispo Pozo, Hi Mtn, lower elevations Comment
  OBI56659  Glebionis coronaria David J. Keil 1998-4-15 26746 San Luis Obispo Pismo Beach. Field at Intersection of Cliff & Price. Comment
  OBI66908  Glebionis coronaria David J. Keil 2000-6-1 28799 San Luis Obispo Junction of Halcyon Road and Highway 1 near Arroyo Grande Comment
  OBI42355  Gnaphalium palustre David J. Keil 1986-5-28 19614 San Luis Obispo Ca. 1/4-1/2 mi W from jctn with Parkhill Rd along Las Pilitas rd Comment
  OBI56619  Gnaphalium palustre David J. Keil 1998-5-20 27339 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  UCSC000828  Gnaphalium purpureum I. J. Condit 2008-4-28 s.n. San Luis Obispo See Canon Comment
  OBI79836  Grindelia David J. Keil, with Mike Walgren 2012-9-8 31533 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  CAS-BOT-BC305125  Grindelia hirsutula Clare B. Hardham 1958-2-13 2818 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  OBI71684  Grindelia hirsutula David J. Keil 1988-7-2 20870 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI39850  Grindelia hirsutula David J. Keil 1985-6-22 18928 San Luis Obispo Just E of South Bay Blvd. along S side of Turri rd Comment
  OBI16369  Grindelia stricta var. platyphylla Robert F. Hoover 1946-7-21 6230 San Luis Obispo San Simeon Crk Beach Comment
  OBI76673  Grindelia stricta var. platyphylla Jason Dart 2009-7-9 320 San Luis Obispo Undeveloped lot on Balboa Ave, San Simeon 8 Comment
  UC1296265  Guillenia lasiophylla R. F. Hoover 1947-3-26 6760 San Luis Obispo Oak Park district Oak Park Comment
  RSA152485  Gutierrezia sarothrae Otto T. Solbrig 1958-8-16 2755 San Luis Obispo Eastern side of Carrizo Plain, ca. 10 miles south of road from San Luis Obispo to McKitrick at the very foot of the Temblor Range Comment
  OBI32324  Hainardia cylindrica David J. Keil 1982-6-26 16211 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI72916  Hainardia cylindrica David J. Keil 1988-6-23 20799 San Luis Obispo Morro Bay-hillsides between Little Morro Creek Road and South Bay Blvd, north of Highway 1 Comment
  OBI79815  Hazardia squarrosa D. R. Miller 2013-9-5 913 .1075 San Luis Obispo The Rocky Butte/Pine Mountain Region, Tobacco Ridge Road abouve serpintine section, drainage tobacco creek. 817 Comment
  SBBG113563  Hazardia squarrosa var. squarrosa C. B. Hardham 1956-11-19 1531 San Luis Obispo Paradise Valley Comment
  UC1285356  Hazardia stenolepis R. F. Hoover 1946-10-19 6501 San Luis Obispo nw of Pozo (Pilitas Creek district); Pilitas Creek Comment
  OBI8384  Hebe X andersonii David J. Keil 1977-7-3 12460 San Luis Obispo Campus of Cal Polytechnic State Univ Comment
  CAS-BOT-BC306720  Helenium bigelovii R. F. Hoover 1947-8-9 7360 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  CAS-BOT-BC306724  Helenium bigelovii Clare B. Hardham 1956-11-7 1513 San Luis Obispo Santa Lucia Mountains. Cypress Mt. 609 Comment
  CAS-BOT-BC309505  Helenium puberulum R. F. Hoover 1964-8-14 9261 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC309519  Helenium puberulum R. F. Hoover 1967-10-7 10878 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC211496  Helianthemum scoparium Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  OBI42296  Helianthus gracilentus Eben McMillan 1953-6-18 s.n. San Luis Obispo Queen Bee mine area Comment
  OBI38252  Heliotropium curassavicum Eric Wise 1981-8-7 1049 San Luis Obispo Poso Ortega Lake Comment
  OBI31618  Helminthotheca echioides Smeltzer, Turnquist 1982-5-19 137 San Luis Obispo Along the Laguna Lake pavedrd and the NE shoreline of lake Comment
  OBI15574  Helminthotheca echioides Robert F. Hoover 1964-7-11 9155 San Luis Obispo Near San Luis Obsipo on edna rd Comment
  OBI80095  Hemizonia congesta David J. Keil 2012-8-21 31504 San Luis Obispo Arroyo Grande. Vicinity of Arroyo Grande Creek near Bridge Street 25 Comment
  CAS-BOT-BC309873  Hemizonia congesta subsp. luzulifolia H. M. Hall 1931-6-9 13154 San Luis Obispo Cambria Comment
  SBBG117782  Hemizonia congesta subsp. luzulifolia A. Dilworth, J. Goldzman 1998-5-20 San Luis Obispo vicinity of Dughi Springs; Camp San Luis Obispo; LCTA Plot 312 490 Comment
  UC1285372  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1947-8-17 7382 San Luis Obispo near Cambria (Santa Rosa School) Comment
  CAS-BOT-BC309855  Hemizonia congesta subsp. luzulifolia Ernest C. Twisselmann 1956-9-27 3213 San Luis Obispo Summit of Atascadero-Morro Bay Highway 435 Comment
  CAS-BOT-BC309875  Hemizonia congesta subsp. luzulifolia H. M. Hall 1931-6-8 13143 San Luis Obispo Coast 2.5 miles north of Morro Comment
  OBI35835  Hemizonia congesta subsp. luzulifolia Allison Berry 1984-4-17 108 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI6642  Hemizonia congesta subsp. luzulifolia Greg Hassen 1975-7-8 24 San Luis Obispo Botanical Garden area, Poly Cyn [Cal Poly campus, SLO] Comment
  OBI16143  Hemizonia increscens subsp. increscens Robert F. Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  RSA587731  Hemizonia luzulifolia C. F. Smith 1966-9-1 s.n. San Luis Obispo On the Edna Road, 2 miles S of city of San Luis Obispo. Comment
  POM298217  Hemizonia luzulifolia subsp. rudis L. R. Abrams 1909-8-24 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC291996  Hemizonia pallida R. F. Hoover 1947-5-10 7145 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  SFV17448  Herniaria hirsuta P. M. Schiffman 1998-6-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Near the wash and "Spadefoot Pond" behind Traver's Ranch. 645 Comment
  OBI80039  Hesperevax sparsiflora David J. Keil, with Lynne Dee Althouse 2002-5-2 29841 San Luis Obispo Santa Margarita Ranch Comment
  OBI60653  Hesperevax sparsiflora var. sparsiflora David J. Keil 1986-4-13 19144 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI50509  Hesperevax sparsiflora var. sparsiflora Steven A. Junak, David A. Young, Tina J. Ayers 1989-4-27 3956 San Luis Obispo Cuesta Ridge: Along main rd (USFS Rd #29S11.3) 0.1 mi W of W boudnary sign for the Cuesta Ridge Botanical Area, 5.3 mi W of hwy 101 786 Comment
  OBI10139  Heteromeles arbutifolia F. Rush 1956-1 74 San Luis Obispo Mt SLO Comment
  OBI28386  Heteromeles arbutifolia Robert F. Hoover 1969-10-26 11653 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI31027  Heteromeles arbutifolia Julie M. Vanderweir 1979-5-28 76 San Luis Obispo Indian Knob Tar Sands Comment
  OBI4935  Heteromeles arbutifolia VrMeer 1955-3-8 15 San Luis Obispo Poly Cyn Comment
  OBI31114  Heterotheca grandiflora Julie M. Vanderwier 1979-8-15 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI69830  Heterotheca grandiflora D. R. Miller 1993-10-4 1093 -53 San Luis Obispo Pine Mt Region. Aroud fire lookout bldg Comment
  OBI80461  Heterotheca grandiflora David J. Keil 2015-2-14 32595 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  UC1069586  Heterotheca grandiflora N. K. Carlson 1936-3-19 184 San Luis Obispo 1.1 mi ne Pismo (near Plot 11); Arroyo Grande Quadrangle 68 Comment
  CAS-BOT-BC311318  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1952-8-3 536 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon (Twisselmann Ranch field) 609 Comment
  SBBG15043  Heterotheca sessiliflora subsp. echioides E. C. Twisselmann 1962-10-10 7912 San Luis Obispo St Hwy 173 at the Lewis Ranch; Carrisa Plains 630 Comment
  UC1600834  Hieracium argutum E. Palmer, M. D. 1876-1-1 296 San Luis Obispo Central Coast Range Comment
  CAS-BOT-BC207967  Hoffmannseggia glauca Ernest C. Twisselmann 1957-8-23 4014 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI29946  Hoita macrostachya David J. Keil 1978-10-20 s.n. San Luis Obispo Reservoir Cyn Comment
  CAS-BOT-BC289245  Holcus lanatus Ernest C. Twisselmann 1959-5-23 5267 San Luis Obispo Morro Bay, just west of Baywood 3 Comment
  OBI16068  Holocarpha heermannii Robert F. Hoover 1947-8-17 7383 San Luis Obispo Santa Rosa School near Cambria Comment
  OBI26247  Holodiscus discolor M. E. Schneider 1974-6-1 s.n. San Luis Obispo NE face of San Luis Obispo Comment
  OBI63027  Hordeum brachyantherum subsp. californicum David J. Keil 1989-5-3 21205 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
  SBBG30638  Hordeum marinum subsp. gussoneanum T. L. Secrest 1949-5-28 San Luis Obispo Cambria Comment
  OBI35804  Hordeum murinum Allison Berry 1984-2-26 26 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  SBBG96453  Hordeum murinum subsp. glaucum C. F. Smith 1950-4-30 2704 San Luis Obispo ca. 3 airline mi SW of Yeguas Mtn in Bitterwater Crk area Comment
  UC1927831  Hordeum murinum subsp. glaucum David Keil 2008-4-17 30514 San Luis Obispo Highway 166, 1.2 miles west of junction with Highway 33. Cuyama Valley east of Cuyama. 720 Comment
  CAS-BOT-BC271395  Hordeum vulgare T. Franklin Twisselmann 1970-5-16 4 San Luis Obispo Davidson Hills, Choice Valley, eastern San Luis Obispo county 609 Comment
  CAS-BOT-BC271393  Hordeum vulgare John Thomas Howell 1964-6-29 40828 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  CAS-BOT-BC536137  Horkelia californica R. F. Hoover 1947-9-14 7394 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  OBI65232  Horkelia cuneata Lynne Dee Oyler, David J. Keil and K. Foustini 1990-4-26 1101 San Luis Obispo Nipomo Dunes. UNOCAL pipeline thatruns N-S through dunes. Especially low zones and dune slack areas Comment
  UC1392699  Horkelia cuneata subsp. sericea R. F. Hoover 1969-5-3 11289 San Luis Obispo 4 mi w Nipomo Comment
  JEPS114104  Horkelia cuneata var. cuneata E. L. Painter, M. Wetherwax, J. Olson 2002-4-23 SLO- 241 San Luis Obispo Camp San Luis Obispo. NW side of Cerro Romualdo. Comment
  SBBG123071  Horkelia cuneata var. puberula D. Keil 1992-6-5 23212 San Luis Obispo Lopez Cyn Rd, 0.7 mi from Hi Mtn Rd Comment
  UC2027424  Hornungia procumbens Greg Wilvert 2005-4-17 264 San Luis Obispo Southeast Half of the Caliente Range. 1.1 km SSW of Quail Spring Reservoir. Comment
  OBI62981  Hosackia crassifolia var. otayensis David J. Keil, Rhonda Riggins 1987-5-11 20152 San Luis Obispo Cuesta Ridge E, ca. 6.7 mi from jctn with US 101 along Cuesta Ridge rd Comment
  OBI72341  Hydrocotyle ranunculoides Anthony Baniaga 2010-4-7 118 San Luis Obispo Black Lake Cyn, Choin property 21 Comment
  SBBG104481  Hypochaeris radicata M. D. Proctor, E. A. Young 1993-4-16 ROB 447 San Luis Obispo Cantonment Area; Camp Roberts Comment
  CAS-BOT-BC311478  Hypochaeris radicata John Thomas Howell 1964-6-29 40758 San Luis Obispo Between Cambria and Protestant Cemetery Comment
  CAS-BOT-BC251058  Isocoma acradenia var. bracteosa E. L. Painter; M. Wetherwax 2002-8-13 CR- 339 San Luis Obispo Camp Roberts. On roadside in cantonment area, below water tower, below Headquarters Hill housing 259 Comment
  OBI79907  Isocoma menziesii D. R. Miller, E. A. Appel 2013-8-11 813 .1066 San Luis Obispo On beach 1.5 miles north of Hearst Castle Vistor Center Entry Gate on Highway 1. 6 Comment
  UC2026935  Isocoma menziesii var. menziesii David J. Keil 2010-11-10 30947 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and arroyo Grande south of intersection of Ormonde Road with Price Canyon Road Comment
  CAS-BOT-BC324695  Isocoma menziesii var. vernonioides Alice Eastwood 1926-5-3 13799 San Luis Obispo Avila Comment
  UC74082  Isocoma menziesii var. vernonioides Joseph Burtt Davy 1896-10-13 2715 b San Luis Obispo near the hotel Port Harford Comment
  CAS-BOT-BC324693  Isocoma menziesii var. vernonioides Clare B. Hardham 1956-11-13 1523 San Luis Obispo Near outlet to Toro Creek, Santa Lucia Mountains Comment
  SBBG108392  Isoetes howellii C. B. Hardham 1957-5-12 1944 San Luis Obispo Green's Lake Comment
  OBI1060  Isoetes nuttallii R. F. Hoover 1950-4-21 7855 San Luis Obispo Cambria, in Monterey pine woods Comment
  SBBG107729  Isoetes nuttallii C. B. Hardham 1959-4-19 4260 San Luis Obispo 0.7 mi W of Huerhuero Bridge, St Hwy 41 Comment
  RSA18226  Isolepis cernua Carl B. Wolf 1929-4-16 3624 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay Comment
  RSA522487  Jaumea carnosa David J. Keil 1986-10-13 19788 San Luis Obispo Sweet Springs area on southern shore of Morro Bay. 2 Comment
  UCSB59684  Jaumea carnosa Tilforth, C.; Dourley, John 1972-8-23 San Luis Obispo Between edge of Oso Flaco Lake and sand dunes Comment
  UCR159839  Juncus bufonius George K. Helmkamp, E. A. Helmkamp 2005-6-12 9632 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  UC1101009  Juncus lescurii Malcolm A. Nobs and S. Galen Smith 1948-9-9 657 San Luis Obispo s of Pismo Beach Comment
  UC1133593  Juncus mexicanus W. A. Peterson 1936-7-9 332 San Luis Obispo Cuyama Ranch Santa Ynez Quad. 701 Comment
  UCSB26246  Juncus mexicanus Black, Nan 1968-4-20 San Luis Obispo Pico Creek; 3.8 miles south of San Simeon 3 Comment
  SEINET3440036 Image available Juncus occidentalis Marcus E. Jones 1882-5-9 3247 San Luis Obispo San Luis Obispo Comment
  UCSB17771  Juncus xiphioides Hardham, Clare 1957-7-31 San Luis Obispo 11.8 miles east of Cambria on Route 41; Santa Lucia Mountains Comment
  OBI31171  Keckiella cordifolia Julie M. Vanderweir 1979-5-19 162 San Luis Obispo Indian Knob Tar Sands Comment
  UC27429  Keckiella cordifolia Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  OBI75223  Kickxia elatine David J. Keil 2011-9-3 31097 San Luis Obispo Cambria. Near post office at end of Bridge street 14 Comment
  OBI79557  Kickxia spuria David J. Keil 2012-7-14 31410 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. 30 Comment
  UC1928176  Kickxia spuria D. R. Miller 1994-4-19 794 -498 San Luis Obispo in my fruit orchard, E slope Pine Mountain, Tobacco Creek drainage 700 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
  OBI17226  Krascheninnikovia lanata Robert F. Hoover 1946-10-13 6495 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  UC1136411  Krascheninnikovia lanata A. E. Wieslander 1936-4-7 620 San Luis Obispo 2 mi. s.e. Whites; McKittrick Quad. Comment
  OBI79061  Lactuca serriola David J. Keil 2013-8-22 31915 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead along South Bay Blvd. 10 Comment
  CAS-BOT-BC341601  Lagophylla ramosissima Clare B. Hardham 1956-9-17 1360 San Luis Obispo Santa Lucia Mountains. Atascadero Comment
  OBI2540  Lamarckia aurea Larry E. Brown 1970-3-17 1747 San Luis Obispo Los Osos Valley Road near Baywood Park Comment
  RSA585648  Lamarckia aurea F. L. Johnson, M. D. Proctor 1993-2-20 ROB- 136 San Luis Obispo N edge of cantonment area Comment
  JEPS99190  Lamium amplexicaule Clare B. Hardham 1957-3-24 1557 San Luis Obispo Peachy Canyon Road Santa Lucia Mountains Comment
  CDA17658  Lastarriaea coriacea Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Callender Dunes; SE edge of White Lake. Comment
  CAS-BOT-BC334586  Lasthenia californica Clare B. Hardham 1964-3-8 11008 San Luis Obispo Headwaters San Juan River at foot of Castle Mountain Comment
  SFV15513  Lasthenia ferrisiae I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 374 San Luis Obispo Carrizo Plain Carrizo Plain. 13.9 miles east on Simmler Road from intersection with Soda Lake/San Diego Creek Road. Adjacent of Soda Lake. In dry wash leading to Soda Lake. 610 Comment
  UC1357620  Lasthenia ferrisiae R. F. Hoover 1966-3-30 9767 San Luis Obispo s Soda Lake; Carrizo Plain Comment
  UCD163500  Lasthenia ferrisiae CNPS Melinda Elster; Sara Taylor 2015-4-23 CARR- 556 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 555 Comment
  SBBG95827  Lasthenia fremontii D. Keil 1986-3-22 19069 San Luis Obispo Carissa Plain, N of Soda Lake, 2.4 mi E of Soda Lake Rd on Belmont Trail 579 Comment
  CDA15703  Lasthenia fremontii G. F. Hrusa, Jeff Hart 1993-4-6 10693 San Luis Obispo near N end of Plain on N side of 7 Mile Rd. 609 Comment
  SBBG117879  Lasthenia gracilis M. Wetherwax, E. Painter 2002-2-28 SLO 217 a San Luis Obispo W side of cyn, first ridge W of Cerro Romualdo; Camp San Luis Obispo Comment
  UCD163514  Lasthenia gracilis CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 612 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 846 Comment
  SBBG32223  Lasthenia leptalea E. C. Twisselmann, D. J. Bedell 1968-3-6 14048 San Luis Obispo head of Camatta Cyn at the Bethel Ranch 533 Comment
  SBBG28012  Lasthenia minor R. S. Ferris 1935-3-19 9101 San Luis Obispo 2 mi S of Simmler Comment
  OBI79526  Lathyrus latifolius David J. Keil 2012-7-14 31406 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. 30 Comment
  POM145513  Lathyrus vestitus subsp. vestitus J. B. Feudge 1927-6-29 1690 San Luis Obispo Creston. 305 Comment
  OBI73169  Laurus nobilis Matt Ritter 2010-1-16 5030 San Luis Obispo Street tree in San Luis Obispo Comment
  OBI79264  Laurus nobilis David J. Keil 2012-4-1 31240 San Luis Obispo Bob Jones Trail, San Luis Obispo segment between San Luis Creek and San Luis Obispo sewage treatment facility 40 Comment
  SBBG61218  Layia glandulosa M. M. Miles -Apr-1886 734 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1069737  Layia glandulosa E. Armstrong 1934-4-1 1115 San Luis Obispo La Panza 609 Comment
  UC89255  Layia glandulosa M. M. Miles San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC321637  Layia glandulosa R. F. Hoover 1948-4-17 7480 San Luis Obispo Commatti Canyon Comment
  UC1285383  Layia glandulosa R. F. Hoover 1947-3-30 6823 San Luis Obispo 5 mi s Creston Comment
  UCD135676  Layia glandulosa Bruce G. Baldwin 1987-3-31 650 San Luis Obispo San Luis Obispo County: 2.3 miles west of junction with Shell Creek Road along California State Highway 58. Comment
  OBI47446  Layia jonesii Malcolm G. McLeod 1981-5-16 1379 San Luis Obispo Along O'Connor way W of San Luis Obispo Comment
  UC177510  Layia jonesii Jones 1882-5-1 75 San Luis Obispo San Luis Obispo Comment
  UCR29415  Layia munzii David J. Keil, Melissa Luckow, R. A. Pimentel, et al. 1981-4-24 14477 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
Read comments
Jan 8 2013
  CAS-BOT-BC327602  Layia pentachaeta R. F. Hoover 1967-4-9 10403 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain. Comment
  LA26048  Layia pentachaeta subsp. albida David D. Keck; J. Clausen 1935-4-9 3106 San Luis Obispo Temblor Range, summit of Polonio Pass, 5 mi. E of Cholame on road to Lost Hills 579 Comment
  OBI15823  Layia pentachaeta subsp. pentachaeta Robert F. Hoover 1967-4-9 10403 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI72092  Layia platyglossa Michael Walgren 2010-4-4 96 San Luis Obispo Cayucos; hwy 1 to the W, 13th St to the S, Whale Rock reservoir to the E, and Old Cayucos Crk to the N. NE portion of peak Comment
  UCR161220  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2005-3-5 9032 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  OBI38525  Lemna gibba Eric Wise 1981-8-7 1043 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  CAS-BOT-BC527289  Lemna trisulca Martin A. Piehl 1963-8-4 63777 San Luis Obispo North arm Oso Flaco Lake 3 Comment
  OBI60787  Lepechinia calycina David J. Keil 1991-6-7 21563 San Luis Obispo road to Cerro Alto campground, Los Padres Natl forest between Morro bay and Atascadero along hwy 41. Santa Lucia Mts 305 Comment
  CAS-BOT-BC89015  Lepidium dictyotum Ernest C. Twisselmann 1955-4-26 1905 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 609 Comment
  CAS-BOT-BC89017  Lepidium dictyotum Ernest C. Twisselmann 1962-3-15 6701 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern SLO county. 670 Comment
  CAS-BOT-BC89011  Lepidium dictyotum Ernest C. Twisselmann 1955-3-22 1747 B San Luis Obispo Temblor Range and the Western San Joaquin Valley. 1 mile north of Soda Lake, Carissa Plains. 609 Comment
  CAS-BOT-BC89026  Lepidium dictyotum R. F. Hoover 1967-3-5 10239 San Luis Obispo Upper Arroyo Grande, near salt springs. Comment
  OBI81028  Lepidium dictyotum Jason Dart 2010-4-26 376 San Luis Obispo Northern Carrizo Plain 632 Comment
  CAS-BOT-BC12582  Lepidium nitidum Ira L. Wiggins 1932-3-20 5779 San Luis Obispo In immediate vicinity of Cholame. Comment
  RSA560970  Lepidium nitidum var. nitidum D. Charlton, R. McCormick 1991-4-28 5039 San Luis Obispo Hwy 58, Carrizo Plains, northeast of Soda Lake. 823 Comment
  UC1927827  Lepidium perfoliatum David Keil, Lynne Dee Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30495 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. 654 Comment
  OBI54289  Lepidium strictum David J. Keil 1996-5-2 25859 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo Comment
  OBI28727  Leptosiphon liniflorus David Keil 1980-9-18 14221 San Luis Obispo 3.3 miles N. of Hwy 58 on Shell Creek Road. Comment
  SBBG107508  Leptosiphon parviflorus C. B. Hardham 1958-4-3 2987 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  OBI83544  Leptosiphon parviflorus David J. Keil 1998-4-9 26621 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Rd. Comment
  OBI16701  Leptosyne bigelovii Robert F. Hoover 1968-4-16 11037 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  CAS-BOT-BC339450  Lessingia glandulifera var. glandulifera Willard Spence 1962-6-21 673 San Luis Obispo Bank of Bitterwater Creek (dry), Palo Prieto Canyon, 1.2 miles off Route 41 and 466, Cholame Comment
  JEPS16761  Lessingia pectinata var. pectinata Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-24 4326 San Luis Obispo nw Oso Flaco Lake (immediately back of ocean beach, about 5 mi s of Oceano) Comment
  UC1285321  Lessingia pectinata var. pectinata R. F. Hoover 1964-8-14 9252 San Luis Obispo Jack Lake Comment
  OBI32307  Leymus condensatus David J. Keil 1981-6-20 14898 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI43356  Leymus condensatus Eric Wise 1981-9-29 1262 San Luis Obispo Oso Flaco Lake Comment
  OBI53880  Leymus condensatus Arthur W. Hazebrook 1972-10-25 147 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, base of Hill along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  CDA17618  Leymus triticoides Austin Griffiths 1983-8-18 s.n. San Luis Obispo Oceano Dunes; At NW end of Causeway, Oso Flaco Lake. Comment
  RSA786562  Leymus triticoides D. M. McF 1954-6-18 s.n. San Luis Obispo Dick Westerman Road. Arroyo Grande. 15 mi [from] ocean. 152 Comment
  UC55696  Limnanthes douglasii subsp. nivea Mrs. R. W. Summers 1886-4-21 San Luis Obispo Santa Margarita Valley Comment
  OBI58029  Limonium sinuatum David J. Keil, with V. L. Holland 1992-5-28 23156 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  CAS-BOT-BC226848  Linanthus californicus Roxana S. Ferris 1929-4-15 7617 San Luis Obispo Between Guadalupe and Callender Comment
  CAS-BOT-BC226851  Linanthus californicus W. R. Dudley 1903-4-3 s.n. San Luis Obispo East of Santa Margarita School House Comment
  CAS-BOT-BC226852  Linanthus californicus David D. Keck 1934-4-26 2817 San Luis Obispo 2 mi. W. of La Panza Comment
  CDA20968  Linanthus ciliatus G. F. Hrusa, D. Ragan 1993-5-21 11085 San Luis Obispo Huasna region. approx. 2 km. beyond Stony Creek Camp. Comment
  UCR137089  Linanthus parviflorus June Latting 1958-5-4 s.n. San Luis Obispo Cuyama Valley, west end of valley, 12 miles southeast of junction of Hwy 166 and Sisquoc [Tepusquet] Road [vicinity of Gypsum Canyon] 412 Comment
  UC583203  Linanthus parviflorus Alice Eastwood and John Thomas Howell 1936-5-7 2269 San Luis Obispo near San Luis Obispo; Serrano Canyon Comment
  RSA173977  Lithocarpus densiflorus var. densiflorus Robert F. Thorne, P. Everett 1963-6-7 32168 San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 Comment
  UC54834  Lithophragma heterophyllum Rev. R. W. Summers 1890-3-16 San Luis Obispo Sulphur Mills Comment
  RSA436060  Lobularia maritima Dr Ralph Hoffman 1930-4-18 s.n. San Luis Obispo Oceano Comment
  CAS-BOT-BC174518  Loeflingia squarrosa Ernest C. Twisselmann 1955-5-18 2008 San Luis Obispo San Juan River Valley, 8.6 miles south of Shandon 426 Comment
  CAS-BOT-BC342293  Logfia filaginoides Alice Eastwood 1906-6-13 419 San Luis Obispo Country adjacent to Santa Maria. Suey Cr. Comment
  CAS-BOT-BC342295  Logfia filaginoides Alice Eastwood 1927-4-7 14275 San Luis Obispo Morro, San Luis Obispo Comment
  OBI16460  Logfia gallica Robert F. Hoover 1948-4-29 7494 San Luis Obispo Price Cyn Comment
  CAS-BOT-BC269069  Lolium perenne R. F. Hoover 1964-6-6 8943 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  SBBG110276  Lomatium C. B. Hardham 1960-4-16 5440 San Luis Obispo NE side of Cypress Mtn 609 Comment
  SBBG122322  Lomatium californicum D. Keil, V. L. Holland 2001-4-7 29249 San Luis Obispo W outskirts of Atascadero; 3-F Meadows, accessed from San Marcos Rd 365 Comment
  UCR161354  Lomatium caruifolium var. caruifolium George K. Helmkamp, E. A. Helmkamp 2005-3-8 9071 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 Comment
  UC76381  Lomatium dasycarpum subsp. dasycarpum Miss M. Alice King 1895-1 San Luis Obispo Arroyo Grande Comment
  UC639014  Lomatium dasycarpum subsp. dasycarpum Bernard Miossi 1940-3-20 243 San Luis Obispo 1 mi. n. San Luis Obispo (300 yds. n. of San Luis Creek) 68 Comment
  OBI8859  Lomatium parvifolium Robert F. Hoover 1950-5-30 7943 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  UC1251645  Lomatium parvifolium Tracey and Viola Call 1964-6-6 2260 San Luis Obispo 4 mi SE of San Luis Obispo (Reservoir Canyon) 152 Comment
  JEPS34342  Lomatium parvifolium Rimo Bacigalupi and L. R. Heckard 1963-4-20 8817 San Luis Obispo n.-facing slopes w. Cuesta Pass (at first ridge-top, along dirt rd. to TV power station at crest of Santa Lucia Mts.); Santa Lucia Mts. 640 Comment
  RSA128128  Lomatium parvifolium Clare B. Hardham 1958-4-19 33114 San Luis Obispo Cypress Mountain Comment
  CDA13629  Lomatium utriculatum G. F. Hrusa, T. D. Wilfred 1997-3-24 13666 San Luis Obispo Carrizo Plain; 8-10 mi. N of Carrizo Plain on Bitterwater Rd. Comment
  SBBG82050  Lomatium utriculatum C. F. Smith 1950-4-30 2706 San Luis Obispo NE of Pinole Land and Cattle Company headquarters, ca. 3 airline mi SW of Yeguas Mtn Comment
  UC875207  Lomatium utriculatum Alice Eastwood and John Thomas Howell 1937-4-29 4122 San Luis Obispo near Soda Lake (Carrizo Plain); Carrizo Plain Comment
  UC716209  Lomatium utriculatum Roxana S. Ferris 1939-5-21 9753 San Luis Obispo 6 mi. e. of Huerhuero Creek on the Creston-Shandon rd. Huerhuero Creek Comment
  RSA795428  Lonicera W. R. Ferren, Peggy Fiedler, R. Leidy 1993-7-8 EPA- 60 San Luis Obispo Pico Creek, San Simeon. Route 1 bridge. Comment
  LA212255  Lonicera hispidula Lee Haines; 1951-5-31 s.n. San Luis Obispo S. SANTA LUCIA MTS., 579 Comment
  CAS-BOT-BC240811  Lonicera interrupta W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near Cypress Springs, Cypress Mountain Comment
  CAS-BOT-BC240812  Lonicera interrupta Ernest C. Twisselmann 1969-4-24 15195 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  UCR48179  Lonicera involucrata R. F. Thorne 1968-6-7 37764 San Luis Obispo Oso Flaco Lake: Thicket near W margin of Lake 10 Comment
  OBI35350  Lonicera involucrata var. ledebourii Melody Dickens 1981-4-15 76 BH San Luis Obispo Collected on Black Hill, Morro Bay State Park Comment
  OBI25833  Lonicera involucrata var. ledebourii J. Stechman 1965-8-18 s.n. San Luis Obispo Coon Creek bottom Comment
  OBI78621  Loropetalum chinense Brittany Nguyen, Maddy Newton, Mike McTygue 2014-2-13 1 San Luis Obispo Cal Poly San Luis Obispo campus. Near the intersection of University Dr. and South Perimeter Rd. in front of Graphic Arts Building 26. 98 Comment
  OBI75695  Lotus biolettii var. spiralis Robert F. Hoover 1946-6-28 6198 San Luis Obispo Oak Park district Comment
  CLARK-A1045-1591  Lotus corniculatus George K. Helmkamp 1978-6-3 San Luis Obispo Baywood Park; Morro Bay S 7.5'Q Comment
  CDA19968  Lotus junceus J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  SEINET269523 Image available Lotus purshianus G. Helmkamp 1994-5-18 91 -13 San Luis Obispo Alamo Canyon 7 miles east of US 101 on CA 166 then 4 miles north (generally northeast of Twitchell reservoir) 213 Comment
  UCR14501  Lotus salsuginosus George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, north of 'Morro Bay' on Cuesta Grade [presumably meaning N of San Luis Obispo] 305 Comment
  POM27003  Lotus scoparius Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo. Comment
  UC1129149  Lotus scoparius G. T. Nordstrom 1937-5-16 1242 San Luis Obispo 2.1. mi ese Chimney Rock; Adelaida Quad. 304 Comment
  UCR190644  Lotus wrangelianus George K. Helmkamp, E. A. Helmkamp 2005-4-22 9402 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  SEINET10484519  Lupinus agardhianus Robert F. Hoover 1967-5-5 Hoover 10522 San Luis Obispo Ridge nw of cuetsa pass Comment
  OBI12952  Lupinus albifrons Robert F. Hoover 1947-3-29 6773 San Luis Obispo Atascadero Comment
  OBI3746  Lupinus albifrons Elizabeth Rudd 1971-3-30 214 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  UCD39112  Lupinus albifrons Beecher Crampton 1964-5-18 6993 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  UCR3663  Lupinus albifrons Frank C. Vasek 1962-5-17 620517- 04 San Luis Obispo Central Coast, Road from Atascadero to Morro Bay, 3.3 miles from the Los Padres National Forest boundary 185 Comment
  CAS-BOT-BC201304  Lupinus albifrons Rhonda Riggins; D. J. Keil; R. A. Pimentel; D. R. Miller 1985-4-27 1527 San Luis Obispo Santa Lucia Range. Roadside bank USFS road to Rocky Butte Lookout, 2.2 mi NW (by road) from Circle 3 Ranch gate Comment
  OBI23309  Lupinus albifrons J. T. Arnold 1965-4-18 70 San Luis Obispo Gillis Cyn Comment
  OBI39696  Lupinus albifrons David J. Keil 1982-5-9 16086 San Luis Obispo Slopes of Cypress MTn. Ca. 2 mi W of Warrens' cabin along dirt road Comment
  RSA164393  Lupinus albifrons var. albifrons Clare B. Hardham 1961-4-17 6836 San Luis Obispo Pine Mt. north of Cambria. 915 Comment
  SBBG107923  Lupinus arboreus C. B. Hardham 1960-6-17 6180 San Luis Obispo Cambria Comment
  UCR8314  Lupinus arboreus B. Freeman 1968-8-11 s.n. San Luis Obispo 1 mi N of Oceano on Calif. Route 1; vacant lot just south of a crossroad, beside a railroad track running parallel to Route 1 4 Comment
  UC454634  Lupinus arboreus I. J. Condit 1910-7-26 San Luis Obispo Oceano sand hills Comment
  UCD106608  Lupinus arboreus Eric Davidson 1971-6-27 326 a San Luis Obispo San Luis Obispo County: north of San Corpofora Creek on Ragged Point roadcut, State Highway 1. Comment
  UCSB11529  Lupinus arboreus Forrest, Sharon 1962-4-11 San Luis Obispo 3 miles north of the San Luis Obispo-Santa Barbara County Line, on west side of U.S. Highway 101 1066 Comment
  POM215755  Lupinus arboreus var. arboreus D. D. Keck 1933-5-5 2214 San Luis Obispo Oceano, southwestern San Luis Obispo county. Comment
  RSA586590  Lupinus arboreus var. arboreus M. D. Proctor, E. A. Young 1993-3-21 ROB 0307 San Luis Obispo 1.5 km west northwest of Chorro Reservation. Comment
  OBI20058  Lupinus benthamii Rhonda Riggins 1978-4-23 1132 San Luis Obispo Along hwy 166, 8.2 mi W Sierra Madre Rd, 5.9 mi W Twin rocks Comment
  OBI67820  Lupinus benthamii M. Wetherwax & E. L. Painter, J. Wetherwax 2001-4-19 CR- 221 San Luis Obispo Camp Roberts, Above Nacimiento River, on steep cliffs between Tower Rd and Twin bridges. UTMS NAD27 zone 10S 693863E, 3959302N 200 Comment
  OBI31447  Lupinus bicolor Joy Nishida, Julie Oxford 1982-4-16 318 San Luis Obispo American Cyn. .6 mi S of American Cyn campground 579 Comment
  UC101620  Lupinus bicolor L. Jared c. 1895 San Luis Obispo Estrella Comment
  UCD107291  Lupinus bicolor Carl B. Mankinen 1969-4-19 41 San Luis Obispo Santa Luis Obispo County: on Antonio Dam Road, 0.2 mile north of its junction with Nacimiento Road, northwest of Paso Robles. Comment
  RSA17791  Lupinus bicolor subsp. tridentatus Carl B. Wolf 1929-4-15 3581 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  SEINET10484929  Lupinus bicolor subsp. tridentatus Ernest C. Twisselmann 1961-4-3 Twisselmann 6029 San Luis Obispo Head of palo prieta creek, dorothy twisselmann ranch, san luis obispo co. Flowers blue. Common in sandy soil along a dry creek bed. Elev.: 2000 Ft., Upper sonoran grassland. 610 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
  OBI57838  Lupinus concinnus David J. Keil 1998-3-27 26443 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI79708  Lupinus concinnus David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31376 San Luis Obispo San Luis Range (Irish Hills). Ruda Road 482 Comment
  SBBG95292  Lupinus concinnus J. Johnson, M. Boggs 1986-5-11 14 San Luis Obispo East Cuesta Ridge ca. 12 mi N of San Luis Obispo, off Hwy 101 Comment
  POM97509  Lupinus densiflorus var. palustris Philip A. Munz 1926-4-8 10177 San Luis Obispo 35 miles east of Paso Robles Comment
  SD245368  Lupinus formosus var. robustus David Keil 2010-6-7 30877 San Luis Obispo La Panza Mountains. Ca. 0.25 miles north of Highway 58 along Shell Creek Road. East of Shell Creek. 420 Comment
  UC1129468  Lupinus formosus var. robustus T. M. Hendrix 1937-4-26 112 San Luis Obispo 3.9 mi ne Highland School; Pozo Quad. Comment
  UC1969520  Lupinus formosus var. robustus David Keil 2010-6-7 30877 San Luis Obispo La Panza Mountains. Ca. 0.25 miles north of Highway 58 along Shell Creek Road. Comment
  OBI60071  Lupinus hirsutissimus David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  OBI27832  Lupinus latifolius Barrett Anderson 1972-3-12 344 San Luis Obispo Montana de oro State Park, along hazard ridge Comment
  RSA195473  Lupinus latifolius subsp. latifolius Duane Isely 1965-5-26 9576 San Luis Obispo State #1, immediately south of Cambria. Comment
  OBI73010  Lupinus latifolius var. latifolius David J. Keil 2000-6-15 28810 San Luis Obispo Irish Hills, San Luis Range. Hibberd Preserve. Comment
  OBI30969  Lupinus ludovicianus Julie M. Vanderwier 1979-4-20 134 San Luis Obispo Indian Knob Tar Sands Comment
  SEINET239676  Lupinus microcarpus Rhonda Riggins 1978-5-7 1147 San Luis Obispo Roadside Pozo Rd. 0.3 miles E of Hwy. 58 E of Santa Margarita Comment
  SEINET7063610 Image available Lupinus microcarpus var. densiflorus A. G. Vestal 1947-4-12 s.n. San Luis Obispo Terrace in Cuyama Valley and the Cuyama River. UTM Zone 10, 765849mE, 3889100mN. (WGS84/NAD83). 396 Comment
  OBI12912  Lupinus microcarpus var. densiflorus Robert F. Hoover 1966-5-11 9849 San Luis Obispo Between Santa Margarita and Atascadero, crossing of Santa Barbara Rd nd hwy 101 Comment
  OBI48267  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1182 San Luis Obispo Eagle Ranch Rd, 0.3 mi S Santa Barbara Rd n of Santa Margarita exit US 101 Comment
  SBBG114041  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-6 1160 San Luis Obispo USFS rd paralleling Salinas River 0.6 mi NW of locked gate, ca. 1.5 mi E Pozo Rd, 3.3 mi W American Cyn Cyn Rd Comment
  SBBG17712  Lupinus microcarpus var. densiflorus R. F. Hoover 1950-6-2 7974 San Luis Obispo Arroyo Seco, tributary of Huasna River Comment
  SEINET239807  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1163 San Luis Obispo USFS road 2.0 miles SE of Avenales Gaurd Station 0.3 Miles NW Escondido Rd. Comment
  SFV5236  Lupinus microcarpus var. densiflorus B. C. Templeton 1959-6-6 s. n. San Luis Obispo Between Las Cruces and Lompoc. Comment
  SEINET7062875 Image available Lupinus microcarpus var. horizontalis A. G. Vestal 1947-4-12 s.n. San Luis Obispo Southeast section of San Luis Obispo County in Garcia Mountains. Los Padres National Forest. (WGS84/NAD83). UTM Zone 10, 755479mE, 3900807mN. 549 Comment
  OBI56810  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-28 1139 San Luis Obispo Wash at base of Crocker Cyn, Hurricane Rd and Co. Rd 285. W side of Temblor range Comment
  JEPS108101  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1140 San Luis Obispo Wash at base of Crocker Canyon, Hurricane Road and Co. Road 285. W side of Temblor Range Comment
  OBI48438  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Rd. just E jct with Cypress Mtn Rd Comment
  SBBG114149  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-19 1185 San Luis Obispo rd paralleling San Juan Crk, 1.2 mi S Gillis Cyn-Camatti Cyn Rds Comment
  UCSB17632  Lupinus microcarpus var. microcarpus Dennis E. Breedlove 1962-3-29 2032 San Luis Obispo collected 8.5 mi E, along the road to El Carrizo Plain in La Panza Range Santa Margarita - Santa Margarita 396 Comment
  OBI29077  Lupinus nanus Karen Symonds 1982-7-17 28 San Luis Obispo Montana de Oro State Park, along Coon crk tral Comment
  OBI78137  Lupinus nanus Robert F. Hoover 1950-5-30 7954 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  RSA0036485  Lupinus nanus Daisie Huang 2006-4-13 06041326 San Luis Obispo H Mtn Rd, w of Upper Lopez Canyon. 168 Comment
  OBI47628  Lupinus nanus David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19273 San Luis Obispo Temblor Range. 0.9 mi NE of jctn of Elkhorn rd on Crocker Grade Rd. T31S, R21E, SE corner of sect 22 Comment
  OBI65836  Lupinus nanus D. R. Miller 1994-4-8 494 -183 San Luis Obispo Pine Mt Region. From Cole Ranch, Spring trl, Marmolejo crk drainage 732 Comment
  UC2062867  Lupinus nanus subsp. nanus Dunn and Brown 1946-5-12 2294 San Luis Obispo Atascadero. Comment
  CAS-BOT-BC202130  Lupinus nipomensis R. F. Hoover 1965-5-16 9367 San Luis Obispo Near Jack Lake Comment
  SEINET10903935  Lupinus subvexus Donald E. Bright 1962-4-20 Bright 255 San Luis Obispo Roadside along hwy #466, 2 mi e of san luis obisop co line. Comment
  POM97370  Lupinus subvexus var. albilanatus Philip A. Munz 1926-4-8 10136 San Luis Obispo Paso Robles Comment
  UCR97567  Lupinus succulentus George K. Helmkamp 1997-3-8 1441 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  OBI72188  Lupinus succulentus E. L. Painter & M. Wetherwax, David J. Keil, K. Downing, J. Olson 2000-5-16 CR- 76 San Luis Obispo Camp Roberts. Along rd above Twin Bridges, parallel to Nacimiento River on N side. UTMs NAD27 zone 10S, 694248E, 3960467N Comment
  HSC91533  Lupinus truncatus Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  OBI28799  Lupinus truncatus Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 743 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna River crosses the rd Comment
  OBI72361  Lupinus truncatus Anthony Baniaga 2010-3-31 79 San Luis Obispo Black Lake Cyn, Choin property; along old road 49 Comment
  RSA585853  Lupinus truncatus G. Fred Hrusa 1995-5-28 12278 San Luis Obispo Black Butte Research natural Area, below Peak 1 radio facility. 625 Comment
  UCD109652  Lupinus truncatus G. F. Hrusa 1995-5-28 12215 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area; at top of Ridge 2, E of Peak 2. 600 Comment
  UCSB34443  Luzula subsessilis Roberts, Fred 1980-4-25 San Luis Obispo On north side of Highway 46; 12.8 km. west of HWY 101 330 Comment
  OBI45904  Lycium andersonii David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19286 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd Comment
  OBI32201  Lysimachia minima David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15849 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI67156  Lythrum californicum E. L. Painter & M. Wetherwax, M. Wetherwax 2000-6-12 SLO- 126 San Luis Obispo Camp San Luis Obispo. Minor tributary of Chorro Crk 200 Comment
  OBI36951  Lythrum hyssopifolia Eric Wise 1981-6-15 566 San Luis Obispo N shore of Laguna Lake, SLO Comment
  SBBG119441  Lythrum hyssopifolia M. Wetherwax, E. Painter 2003-5-29 SLO 339 San Luis Obispo minor tributary of Chorro Crk, below bog thistle exclosure; Camp San Luis Obispo 210 Comment
  OBI15725  Madia elegans Robert F. Hoover 1965-9-7 9533 San Luis Obispo Santa Lucia Range, Santa Rita Crk W of Templeton Comment
  OBI51417  Madia elegans Jan Barber 1993-8-16 95 San Luis Obispo Along hwy 41 approx 2 mi E of Cerro Alto Campgound Comment
  OBI77817  Madia elegans David J. Keil, with Kathleen A. Keil 1998-5-26 27432 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Rd., 3.3 miles from Hwy 58 (35 deg. 21.466' N x 120 deg. 16.570' W). 640 Comment
  UC1285337  Madia elegans R. F. Hoover 1949-5-17 7706 San Luis Obispo at County Park Upper Arroyo Grande Comment
  OBI64134  Madia exigua D. R. Miller 1994-4-30 494 -289 San Luis Obispo Pine Mt Region. From the roadway below Cline cabin, on Stag flats. Tobacco Crk drainage 488 Comment
  OBI42191  Madia gracilis David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19500 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
  OBI39335  Madia gracilis David J. Keil 1985-4-27 18710 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte 869 Comment
  OBI74935  Madia radiata George Butterworth 2010-3-29 771 San Luis Obispo Chimineas; E Grantline 607 Comment
Read comments
Aug 21 2017
  CAS-BOT-BC345096  Madia sativa D. E. Breedlove 1962-8-7 4087 San Luis Obispo Near Oso Flaco Lake 3 miles north of Guadalupe Comment
  OBI32027  Madia sativa David J. Keil, Eric Wise 1981-5-25 14760 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI77578  Madia sativa David J. Keil, Eric Wise 1982-7-2 16305 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black Lake cyn trl Comment
  OBI15737  Madia sativa Robert F. Hoover 1966-9-12 9979 San Luis Obispo Site of Bellevue-Santa Fe School, just N of Hidden Valley Hot Springs Comment
  OBI78963  Maianthemum racemosum Michael Walgren 2013-4-11 340 San Luis Obispo Los Osos Oaks State Reserve in the community of Los Osos. Several plants within the first several hundered feet of the preserve entrance trail at a fork in two trails. 38 Comment
  RSA786588  Malacothamnus jonesii Mark A. Elvin, Vern Yadon 1996-8-11 348 San Luis Obispo Santa Lucia Mountains; Interlake Mesa, E of Bee Rock, summit of Interlake Rd., N. side of road on hill. 1.2 miles WSW of jct. of G19 and G14 Naciemento Rd. Comment
  UC1122016  Malacothamnus jonesii H. C. Lee 1936-4-21 571 San Luis Obispo 2 1/4 mi ene Santa Manuela School; Nipomo Quadrangle Comment
  OBI12358  Malacothamnus jonesii Robert F. Hoover 1950-5-11 7905 San Luis Obispo Upper Arroyo Grande 6 mi above county park Comment
  RSA25656  Malacothamnus niveus Carl B. Wolf 1941-7-11 10983 San Luis Obispo La Panza Range, 0.5 mile W of summit of the Pozo-La Panza Grade (Hwy 178) 793 Comment
  SD58292  Malacothamnus palmeri Winifred Davis 1931-11-23 San Luis Obispo Cambria Comment
  UCR95921  Malacothamnus palmeri George K. Helmkamp 1996-9-22 1215 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  LA211604  Malacothamnus palmeri var. involucratus Mark A. Elvin; David J. Keil 2014-9-12 7614 San Luis Obispo East of Cambria, along Santa Rosa Creek Road ca. 4.5 kilometers E of junction with Main Street. 66.0 Comment
  JEPS26416  Malacothamnus palmeri var. palmeri Mrs. R. P. Davis 1931-4-13 San Luis Obispo Cambria Comment
  CAS-BOT-BC345331  Malacothrix californica R. F. Hoover 1967-5-6 10525 San Luis Obispo Sand-flats at Jack Lake Comment
  CAS-BOT-BC345332  Malacothrix californica R. F. Hoover 1948-4-17 7474 San Luis Obispo San Juan River s. of Shandon Comment
  RSA355827  Malacothrix californica R. F. Thorne 1968-6-7 37784 San Luis Obispo Jack Lake, sandy flat area back of dunes near lake, 3 miles south of Oceano. Comment
  UC1069918  Malacothrix californica W. A. Peterson 1937-4-20 723 San Luis Obispo 1 mi sw mouth of Hay Canyon; La Panza Quadrangle Comment
  SJSU3434  Malacothrix californica C. W. Sharsmith 1962-4-22 6886 San Luis Obispo by Shell Cr, San Juan Cr drainage, c. 12 mi S of Shandon 414 Comment
  CAS-BOT-BC345432  Malacothrix clevelandii Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9440 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway #178 Comment
  OBI15681  Malacothrix coulteri Robert F. Hoover 1950-4-2 7802 San Luis Obispo Panorama Hills, near base of Crocker Grade Comment
  UC604887  Malacothrix coulteri Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9464 San Luis Obispo lower edge Soda Lake; lower edge of Soda Lake on Carriso Plain Comment
  OBI4048  Malacothrix incana K. K. Muller 1965-7-27 1400 San Luis Obispo Oso Flaco Comment
  SBBG24570  Malacothrix incana R. N. Philbrick 1966-2-6 San Luis Obispo W of Oso Flaco Lake Comment
  OBI58013  Malacothrix incana Austin P. Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Morro Bay sandspit, lower 10 Comment
  OBI79998  Malacothrix saxatilis David J. Keil, with V. L. Holland 2013-6-12 31805 San Luis Obispo Templeton. 830 Templeton Road. Comment
  SBBG104364  Malacothrix saxatilis var. commutata F. L. Johnson, E. A. Young 1993-5-24 ROB 554 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  SBBG42648  Malva assurgentiflora M. R. Benedict 1969-3-2 San Luis Obispo above edge of estero, Baywood Park, S of Morro Bay [escape from garden] 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
  RSA654639  Malva parviflora Austin P. Griffiths 1987-3-17 18068 San Luis Obispo Oceano pasture weed. Comment
  RSA614569  Marah fabacea George K. Helmkamp, E. A. Helmkamp 1997-3-8 1434 San Luis Obispo Along CA-58 just W of Navajo Creek (W of Carrizo Plain) 564 Comment
  UC1122828  Marah fabacea G. T. Nordstrom 1937-4-15 1080 San Luis Obispo 2.8 mi ese Williams Ranch; Adelaida Quadrangle Comment
  UCR140093  Marah fabacea George K. Helmkamp 2004-2-11 8278 San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  CAS-BOT-BC8165  Mariposa clavata var. pallida Robert Francis Hoover 1955-6-30 8362 San Luis Obispo Summit of La Panza Range. Polo Simmler road. Also seen on both east and wet slopes of range. Comment
  UC1046567  Marrubium vulgare A. D. Hawkes 1951-4-26 4892 San Luis Obispo road from San Luis Obispo toward Huasna Canyon near Arroyo Grande; near Arroyo Grande Comment
  OBI60712  Marrubium vulgare Ann Cochran 1986-7-19 30 San Luis Obispo Orchard at the corner of Cucamunga and doris trl 579 Comment
  RSA0035008  Marrubium vulgare W. M. Arbaugh 1968-5-10 176 San Luis Obispo Near Cal Poly, Grand Street. Comment
  SEINET6330200 Image available Marsilea vestita Robert J. Rodin 1971-2-8 8449 San Luis Obispo Pond at California State Polytechnic College, San Luis Obispo Comment
  JEPS37072  Matricaria discoidea W. L. Jepson 1927-4-26 11971 San Luis Obispo road e Santa Margarita 335 Comment
  UC1392664  Matricaria discoidea R. F. Hoover 1968-4-16 11030 San Luis Obispo Gypsum Canyon bridge, n side of Cuyama River Cuyama River Comment
  UC1479638  Matricaria occidentalis Ernest C. Twisselmann 1952-8-29 562 San Luis Obispo Twisselmann Lake, hills at the head of Palo Prieta Canyon Western San Joaquin Valley, Temblor Range, Palo Prieta Canyo 670 Comment
  SBBG118046  Medicago arabica K. Foster 1999-3-14 San Luis Obispo vernal pool plot 2, Training Area 10; Camp Roberts Comment
  CDA4188  Medicago minima David J. Keil, V. L. Holland 1999-4-27 28258 San Luis Obispo Camp Roberts, along McMillan Airstrip. 0 Comment
  OBI25940  Medicago polymorpha Lorraine Vinland 1981-11-3 1 San Luis Obispo E shore of Laguna Lake Comment
  UCD84244  Medicago polymorpha Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo San Luis Obispo County: Camp Roberts. 7 miles as the crow flies west from San Miguel. Avery Road. 250 Comment
  OBI17590  Medicago polymorpha Penelope Blackmer 1973-4-5 15 San Luis Obispo Between Penn ck and fence which marks W border of Bio Reserve Comment
  UCD107877  Medicago polymorpha Ernest C. Twisselmann 1963-5-24 8285 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch grounds, eastern part of county. 670 Comment
  OBI60631  Melica californica David J. Keil 1986-4-13 19153 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI64746  Melica geyeri D. R. Miller 1999-5-13 599 /709 San Luis Obispo Along the side of rd on Pine Mt 975 Comment
  OBI21985  Melica geyeri Robert F. Hoover 1950-5-7 7901 San Luis Obispo Pine Mt, above San Simeon Comment
  HSC91737  Melica imperfecta Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  OBI69315  Melica imperfecta David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29819 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  SEINET192713 Image available Melica imperfecta Carl B. Wolf 1929-4-13 3476 San Luis Obispo 1 mile north of San Luis Obispo. 152 Comment
  POM209671  Melica imperfecta D. D. Keck 1934-4-26 2814 San Luis Obispo 10 miles west of Simmler on road to La Panza. Comment
  SBBG104613  Melica imperfecta M. D. Proctor, E. A. Young 1963-4-16 ROB 438 San Luis Obispo W edge of post; Camp San Luis Obispo Comment
  SBBG104771  Melica torreyana F. L. Johnson, E. A. Young 1993-5-27 ROB 653 San Luis Obispo 1 km S of Pick and Shovel Mine; Camp San Luis Obispo Comment
  SBBG94018  Melica torreyana T. J. Ayers, S. A. Junak, D. Young 1989-4-27 712 San Luis Obispo Cuesta Ridge just NW of sign near W boundary of botanical area Comment
  UC1257332  Melica torreyana R. F. Hoover 1969-6-23 11391 San Luis Obispo ridge nw Cuesta Pass Comment
  UCSB16246  Melica torreyana Hardham, Clare 1958-5-13 San Luis Obispo Santa Lucia Mountains; Cerro Alto Comment
  UC1321253  Mentha canadensis R. F. Hoover 1966-9-16 10022 San Luis Obispo 2 mi n Santa Margarita (Santa Margarita Creek); Santa Margarita Creek Comment
  JEPS41164  Mentzelia affinis W. L. Jepson 1932-4-3 16227 San Luis Obispo Elkhorn Scarp; ; e. San Luis Obispo Co. 670 Comment
  UCR136625  Mentzelia affinis F. W. Peirson 1929-5-18 8404 San Luis Obispo Upper Cuyama Valley 427 Comment
  UCR19595  Mentzelia affinis F. W. Peirson 1929-5-18 8404 San Luis Obispo Upper Cuyama Valley 427 Comment
  UC511211  Mentzelia affinis Lyman Benson 1932-5-9 3566 San Luis Obispo Temblor Mt. Range, Upper Cuyama Valley, Santa Maria River 609 Comment
  OBI12502  Mentzelia pectinata Robert F. Hoover 1950-4-14 7831 San Luis Obispo N end of Elkhorn Plain Comment
  JEPS108366  Mentzelia pectinata David Gowen 2005-4-16 239 San Luis Obispo Elkhorn Road (dirt). Top of hill on north side of dirt side road, about 2.4 miles N of Hurricane Rd. Comment
  UC1315005  Mentzelia pectinata E. McMillan 1952-4-1 33 San Luis Obispo 7 m s and 15 m e Shandon (Choice Valley) Comment
  OBI55570  Mentzelia veatchiana George Butterworth 1998-6-13 275 San Luis Obispo Carrizo Plain Natural area. Padrones Spring, 50 yds W of trough (cyn entrance) 853 Comment
  SEINET7063196  Micropus californicus A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. UTM Zone 10, 710144mE, 3944489mN. (WGS84/NAD83). 244 Comment
  OBI81119  Micropus californicus Jason Dart 2010-3-22 341 San Luis Obispo Northern Carrizo Plain 616 Comment
  CAS-BOT-BC348563  Micropus californicus var. californicus Ernest C. Twisselmann 1954-3-21 908 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Upper Palo Prieta Canyon: 6 miles south of Cholame 579 Comment
  CAS-BOT-BC348565  Micropus californicus var. californicus Ernest C. Twisselmann; Donald J. Bedell 1971-4-30 17672 San Luis Obispo Franklin Canyon, ca. 2.5 miles southeast of Palo Robles 243 Comment
  OBI38063  Micropus californicus var. californicus David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18169 San Luis Obispo American Cyn area in La Panza mts Comment
  CAS-BOT-BC348714  Microseris bigelovii Alice Eastwood 1926-4-28 13630 San Luis Obispo Cambria Comment
  UC831278  Microseris bigelovii Alice Eastwood and John Thomas Howell 1938-6-15 5967 San Luis Obispo between Cambria and San Simeon Comment
  CDA15161  Microseris douglasii G. F. Hrusa 1998-4-26 14268 San Luis Obispo South Coast Ranges; E side of Carrizo Plain Natural Area, on Panorama Rd. about 1.2 mi E of Soda Lake Rd. Comment
  OBI15610  Microseris douglasii Robert F. Hoover 1948-4-17 7461 San Luis Obispo San Juan River S of Shandon Comment
  OBI083661  Microseris douglasii subsp. douglasii G Butterworth 2017-4-12 1009 San Luis Obispo Red House Comment
  RSA126762  Microseris douglasii subsp. douglasii P. L. Johannsen 1936-3-21 694 San Luis Obispo 1.5 miles southeast of Terrace Hill 91 Comment
  JEPS35278  Microseris douglasii subsp. tenella R. F. Hoover 1948-5-2 7496 San Luis Obispo w base La Panza Range Comment
  UCR101018  Microseris lindleyi George K. Helmkamp, E. A. Helmkamp 1998-4-8 3222 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  SEINET11810188  Microseris linearifolia Unknown 1936-1 12975 San Luis Obispo Cuesta Pass Comment
  OBI66724  Microseris paludosa David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29761 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI58846  Mimetanthe pilosa David J. Keil 1998-8-24 28009 San Luis Obispo Los Padres National Forest in vicinity of Adobe Trailhead, 6 road miles E of Tepusquet Canyon Rd. along Hwy 166. Comment
  OBI66929  Mimulus aurantiacus David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29561 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
  UCR122130  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5446 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  HSC37452  Mimulus aurantiacus var. aurantiacus J. D. Ackerman, A. M. Montalvo 1975-6-24 502 San Luis Obispo Cerro Alto campground off Hwy. 41 between Atascadero and Morro Bay in Santa Lucia Mtns. Comment
  OBI32238  Mimulus aurantiacus var. aurantiacus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14352 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  RSA172236  Mimulus aurantiacus var. aurantiacus Robert F. Thorne, Percy C. Everett 1963-6-12 32251 San Luis Obispo Along roadside on sandy roadbank at Arroyo de la Cruz Creek. Comment
  OBI20113  Mimulus aurantiacus var. aurantiacus Gary Howard 1971-5-17 s.n. San Luis Obispo Found on cutaway roadside in Poly cyn, (Cal Poly State University) Comment
  UC1392786  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1969-5-20 11313 San Luis Obispo 5 mi w Paso Robles (on Adelaida road); Santa Lucia Range Comment
  RSA152507  Mimulus aurantiacus var. pubescens R. C. Bacigalupi, G. Thomas Robbins 1954-5-13 4456 San Luis Obispo Slopes above Calf Canon, along country road (county road) from Creston [5.6 mi. s. of] to Santa Margarita [7.2 mi. n.e. of] 457 Comment
  UC1226814  Mimulus aurantiacus var. pubescens P. J. Hurd and Stage 1962-6-9 62 -23 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  JEPS16269  Mimulus fremontii var. fremontii A. D. Gifford 1936-5-6 729 San Luis Obispo 1.2 mi n Parks Ranch; Nipomo Quadrangle Comment
  UCSB17359  Mimulus fremontii var. fremontii Hardham, Clare 1961-4-26 San Luis Obispo Franklin Creek west of Adelaida Comment
  UC1063126  Mimulus grandis C. M. Belshaw 1936-3-31 1761 San Luis Obispo 3 mi nne Cayucos Point (near Plot 23); Cayucos Quadrangle Comment
  UC1063151  Mimulus grandis H. C. Lee 1936-4-20 569 San Luis Obispo 2 mi w Slide Hill; Arroyo Grande Quadrangle Comment
  OBI37674  Mimulus guttatus Eric Wise 1981-6-11 514 San Luis Obispo Little Morro Crk, Morro Bay Comment
  SBBG117760  Mimulus guttatus E. Painter, M. Wetherwax, D. Keil, D. Wilken 2001-4-17 CR 204 San Luis Obispo jct of boundary rd and rd to top of palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts 252 Comment
  UCR118359  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 1998-6-30 4233 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  RSA113170  Minuartia cismontana Roxana S. Ferris 1955-5-25 12836 San Luis Obispo Road between El Dorado School & Pozo at Yaro Creek bridge ca. 7 miles N of Pozo. Comment
  CAS-BOT-BC388816  Minuartia douglasii R. F. Hoover 1947-4-20 6991 San Luis Obispo Yaro Creek district n. of Pozo Comment
  CAS-BOT-BC384033  Mirabilis laevis var. villosa Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-24 5205 San Luis Obispo Along State Highway 41, just east of summit of Cottonwood Pass, and 0.1 mile west of San Luis Obispo - Kern County line 579 Comment
  OBI44943  Modiola caroliniana Malcolm G. McLeod 1984-7-25 1390 San Luis Obispo In parking strip at the corner of Higuera and Pepper Sts in San Luis Obispo Comment
  OBI73403  Modiola caroliniana David J. Keil 2009-9-26 30644 San Luis Obispo San Luis Obispo. Southern outskirts of town. Tank Farm Road near Farm Supply store. 39 Comment
  SEINET10862268  Monardella crispa A. Graff 1993-7-7 Graff 141 San Luis Obispo Pismo Dunes Vegetation Preserve. Enter at the north end, through the housing development, above Arroyo Grande Creek. T32S,R12E. Monardella crispa spans the entire Preserve in the transition zone between vegetated dunes and bare dunes. Sometimes grows exposed, sometimes under Salix sp. Locally infrequent to abundant, with Juncus sp., Salix sp., Camissionia cheiranthifolia. Comment
  CHSC67967  Monardella palmeri James D. Jokerst; J. Sorenson 1987-6-1 2904 San Luis Obispo SE edge of Cuesta Ridge Botanical Area, SE of road between microwave station and parking lot, within 50-100 ft of FS 29S11. Comment
  OBI45684  Monardella palmeri David J. Keil, M. A. "Corky" Matthews, Janet haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20701 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  RSA42973  Monardella palmeri Robert F. Hoover 1946-6-15 6146 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  SEINET10895205  Monardella palmeri A. Graff 1993-7-9 Graff 162 San Luis Obispo Los Padres National Forest, Cuesta Ridge. Hillside below TV towers, before the entrance to the Cuesta Ridge Botanical Area. T29S,R12E,S35. Locally infrequent, patchy, on serpentine; hugs shrubs. With Cupressus sp., Quercus sp., Arctostaphylos sp., grasses. Past bloom. Comment
  CAS-BOT-BC220191  Monardella sinuata subsp. sinuata R. F. Hoover 1947-7-16 7304 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC220192  Monardella sinuata subsp. sinuata R. F. Hoover 1964-6-11 9033 San Luis Obispo Just south of Hazard Canyon Comment
  OBI58394  Monardella sinuata subsp. sinuata Austin P. Griffiths, Kathryn F. Bay, Gaylord & Kathleen Jones 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit; in center of burn area (10/85); just SE of Shark Inlet, Morro Bay Comment
  UCD144214  Monardella undulata subsp. undulata Austin P. Griffiths; M. E. Griffiths 1986-5-15 s.n. San Luis Obispo San Luis Obispo County: Guadalupe Dunes. On southerly brow and crest. Comment
  OBI78259  Monardella villosa subsp. obispoensis Robert F. Hoover 1946-8-3 6260 San Luis Obispo Above Perfumo Cyn, San Luis range Comment
  CAS-BOT-BC214159  Monardella villosa subsp. obispoensis R. F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Canyon, N. of Arroyo Grande Comment
  OBI70181  Monardella villosa subsp. obispoensis David J. Keil 1991-6-7 21564 San Luis Obispo Rd to Cerro Alto Campground, Los Padres Natl Forest between Morro Bay and Atascadero along Hwy 41. Santa Lucia Mts 305 Comment
  SBBG95831  Monolepis nuttalliana D. Keil, D. Walters 1986-3-22 19092 San Luis Obispo S end of Soda Lake at jct of Simmler-Soda Lake Rd with Soda Lake Rd 585 Comment
  OBI81225  Monolopia lanceolata David J. Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, and Larry Kelly 1988-3-18 20388 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmler-Soda Lake Road 640 Comment
  UCD78289  Monolopia lanceolata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4635 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  CAS-BOT-BC349568  Monolopia lanceolata Ira L. Wiggins 1932-3-20 5785 San Luis Obispo Hillsides in immediate vicinity of Cholame Comment
  OBI19890  Monolopia lanceolata Walter F. Chesebro 1978-5-6 135 San Luis Obispo Along Soda Lake Rd, 19 mi E of Soda Lake 610 Comment
  OBI57959  Monolopia lanceolata K. & G. Jones, G. Jones 1984-3-25 s.n. San Luis Obispo La Panza district, across Pozo rd from the Bench Mark on the N side of the rd on a wide-open hill slope Comment
  OBI61036  Monolopia lanceolata Nancy Warner 1990-4-11 s.n. San Luis Obispo Carrizo Plain Natural Area. S of Goodwin. T31S, R19E,. sec 15 Comment
  UCSB44334  Monolopia lanceolata Brownwell, K. 1979-4-14 San Luis Obispo On Route 166, 200 feet east of Route 33; east side of Sierra Madre Mountains 792 Comment
  UCR122491  Monolopia stricta George K. Helmkamp, E. A. Helmkamp 2001-5-2 6639 San Luis Obispo La Panza Range, Calif. Hwy 58, 33 miles east of Santa Margarita near San Juan Creek 488 Comment
  OBI45916  Monolopia stricta David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19253 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 838 Comment
  SBBG28001  Monolopia stricta A. Eastwood, J. T. Howell 1937-4-29 4117 San Luis Obispo near Soda Lake Comment
  SDSU19553  Mucronea californica Nuri Benet-Pierce, John P. Pierce 2010-6-3 293 San Luis Obispo Nipomo-Dunes National Wildlife Refuge, Guadalupe CA 9 Comment
  OBI74341  Mucronea perfoliata Theo Fitanides, Anthony Baniaga 2010-5-7 170 San Luis Obispo Tierra Redonda Mtn BLM ACEC 593 Comment
  RSA0077158  Mucronea perfoliata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-3 3196 San Luis Obispo Along wash just N of CA 58, approx. 1.1 mi E of jct w/ Carnaza Rd. 514 Comment
  RSA279632  Mucronea perfoliata James L. Reveal 1978-6-25 4763 San Luis Obispo Along California Highway 58, 0.6 mile east of the San Juan river bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff. 534 Comment
  OBI22033  Muhlenbergia rigens Robert F. Hoover 1946-9-14 6372 San Luis Obispo Santa Margarita Comment
  OBI31307  Muhlenbergia rigens Joy Nishida 1982-7-22 504 San Luis Obispo 1.7 mi S of American Cyn campground 488 Comment
  UC33700  Muhlenbergia rigens Joseph Burtt Davy 1901-5 San Luis Obispo Templeton Comment
  UC1156222  Muhlenbergia utilis R. F. Hoover 1966-10-1 10102 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek Comment
  POM98570  Muilla maritima Philip A. Munz 1925-3-25 9259 San Luis Obispo Pismo Creek, 3 miles from Pismo. Comment
  OBI10590  Myosurus minimus Robert F. Hoover 1947-3-30 6852 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  OBI55340  Myosurus minimus subsp. apus David J. Keil, with Kathleen A. Keil 1998-4-4 26568 San Luis Obispo Carrizo Plain N of Soda Lake. Along Belmont Trail, from junction with Seven Mile Rd., about 1 mi. W. Comment
  OBI73562  Najas marina David J. Keil 2010-10-21 30933 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  UC1133138  Nassella cernua C. A. Graham 1939-4-14 536 San Luis Obispo 1.9 mi sse Gifford Ranch; Branch Mt. Quadrangle Comment
  UC1133142  Nassella cernua C. M. Belshaw 1936-3-17 1627 San Luis Obispo 2.2 mi se Nipomo (Plot 3); Nipomo Quadrangle 205 Comment
  UC682075  Nassella lepida G. L. Stebbins Jr. and R. M. Love 1941-3-23 3066 San Luis Obispo ne-facing slope 4 mi n San Luis Obispo (near foot of grade); Cuesta Grade Comment
  JEPS70219  Nassella pulchra Robert J. Rodin 1970-5-5 8393 San Luis Obispo Nature Preserve, Camp San Luis Obispo 15 Comment
  RSA18217  Nassella pulchra C. B. Wolf 1929-4-16 3633 San Luis Obispo Coast Road, 8 miles north of Cayucos. Comment
  OBI36933  Nasturtium gambelii Eric Wise 1981-6-29 797 San Luis Obispo Celery Lake of Dune Lakes Comment
  UC771765  Navarretia jaredii R. F. Hoover 1946-6-30 6212 San Luis Obispo between Santa Margarita and Pozo (Rinconada Mine) Comment
  SBBG107600  Navarretia mellita C. B. Hardham 1960-6-24 6251 San Luis Obispo Cuesta Sargent Cypress Forest Comment
  OBI11318  Navarretia mellita R. F. Hoover 1950-6-21 8007 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Range. Comment
  OBI66345  Navarretia mellita David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26274 San Luis Obispo Los Padres National Forest. La Panza Mountains. Fringe of Machesna Mountain Wilderness. Ridge along road past Castle Crags and slopes below to south. Comment
  SBBG58261  Navarretia mitracarpa M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCSB17677  Navarretia mitracarpa Hardham, Clare 1961-5-17 San Luis Obispo Santa Lucia Mountains; 4 miles west of Ocean View Mine north of Cambria Comment
  OBI56239  Navarretia mitracarpa D. R. Miller 1992-6-5 692 1 A San Luis Obispo Santa Lucia Mts, W facing slope of Pine Mtn, near south orchard area on Cole Ranch 732 Comment
  OBI64142  Navarretia nigelliformis subsp. radians Jason Dart 2004-5-12 237 San Luis Obispo Chandler Ranch. NE of the intersection of Golden Hill Rd and Creston Rd in Paso Robles 262 Comment
  SEINET10461003  Nemacladus secundiflorus Hurd 1962-6-9 HURD 62 -20 San Luis Obispo 5.1 miles northeast of Santa Margarita Comment
  SEINET10461004  Nemacladus secundiflorus Mason 1927-5-16 Mason 3736 San Luis Obispo Comment
  CAS-BOT-BC411018  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi; Roxana S. Ferris; G. T. Robbins 1955-5-25 5230 San Luis Obispo Parkhill Road, 5.7 miles E of Santa Margarita 365 Comment
  UC1069186  Nemophila menziesii A. D. Gifford 1937-4-14 807 San Luis Obispo 3 3/4 mi nne Pozo; Pozo Quad., Los Padres Natl Forest, nnw of Pozo Comment
  UCSB38007  Nemophila menziesii Edge, Lyda 1973-4-11 San Luis Obispo Growing near Shell Creek on State Highway 58 Comment
  SBBG104279  Nemophila menziesii var. menziesii F. L. Johnson Proctor 1993-2-19 ROB 118 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG49063  Nemophila menziesii var. menziesii J. Copeland 1974-2-17 1049 San Luis Obispo Grand View Mesa, Nipomo Comment
  RSA216717  Nicotiana bigelovii Robert F. Hoover 1969-7-13 11459 San Luis Obispo 2 mi S of Atascadero. Comment
  CAS-BOT-BC231699  Nicotiana glauca Ernest C. Twisselmann 1955-10-19 2466 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  CDA5792  Nicotiana glauca L. Julian 2000-10-2 17 San Luis Obispo Cal Poly Canyon Road of the State University. Comment
  UC76080  Nuttallanthus texanus F. E. Roadhouse 1905-4 175 San Luis Obispo San Luis Obispo Comment
  UCSB12209  Nuttallanthus texanus Coykendall, Mary 1961-3-26 San Luis Obispo In road cut; 1 mi north of Atascadero on US 101 Comment
  OBI30136  Oenanthe sarmentosa Melissa Luckow 1982-6-24 912 San Luis Obispo Cambria, jctn of Hwy 1 and rd to Black Mtn SE corner of rd Comment
  CAS-BOT-BC167018  Oenothera californica Ernest C. Twisselmann 1954-1-1 5992 San Luis Obispo Theodore Payne Nursery Comment
  HSC93597  Ononis alopecuroides G. Perez, J. Parks 1998-7-9 San Luis Obispo 9975 Temettate Dr., off Suey Creek Rd., about 15 mi. E of Santa Maria/Nipomo 375 Comment
  CDA15873  Ononis alopecuroides G. Perez, M. Lea 2000-2-15 PDR 1233803 San Luis Obispo Central California; Temetatte Rd. site, off Suey Ck. Rd., E of Santa Maria. 0 Comment
  UC2027041  Orobanche californica subsp. feudgei David Keil 1998-6-10 27752 San Luis Obispo Shell Creek area, 0.5 miles N from Highway 58 along Shell Creek Road on east side of road Comment
Read comments
Jun 16 2015
  CAS-BOT-BC502940  Orobanche uniflora subsp. occidentalis R. F. Hoover 1951-4-15 8037 San Luis Obispo Stoney Creek, tributary of Huasna River Comment
  RSA201641  Orthocarpus erianthus Robert F. Hoover 1959-3-31 8485 San Luis Obispo San Luis Obispo. Comment
  SEINET8733552 Image available Orthocarpus purpurascens W. A. Petersen 1937-1 645 San Luis Obispo La Panza Ranch 488 Comment
  RSA181892  Orthocarpus purpurascens var. latifolius Robert F. Hoover 1948-6-7 7543 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State Highway No. 1. Comment
  RSA505422  Orthocarpus purpurascens var. pallidus R. C. Bacigalupi, Roi Partridge 1957-6-8 5897 San Luis Obispo Just east of Grover City, between Pismo Beach and Arroyo Grande. 46 Comment
  RSA151739  Orthocarpus purpurascens var. purpurascens R. C. Bacigalupi, S. Carlquist, G. Thomas Robbins 1954-3-27 4384 San Luis Obispo Between Shandon and Cholame. 335 Comment
  CLARK-A1528-4774  Oryzopsis miliacea John C. Roos, Lucille Roos 1953-11-29 6043 San Luis Obispo San Luis Obispo 91 Comment
  UC1953309  Osmorhiza brachypoda Anthony Baniaga with Theo Fitanides 2010-5-2 160 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI66184  Oxalis latifolia D. R. Miller, J. Wallace 1998-4-24 498 -683 San Luis Obispo Pine Mt Region. In pasture area at 1st gate 3 ranch house 488 Comment
  UC55066  Packera breweri J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  OBI32171  Paeonia californica David J. Keil, Melissa Luckow 1981-7-3 14978 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
  OBI78695  Paeonia californica Tanner Shelton 2013-2-8 6 San Luis Obispo Cal Poly. San Luis Obispo campus along Poly Canyon Road, growing on rocky outcrop about 15 feet high. 122 Comment
  UCR162334  Paeonia californica George K. Helmkamp, E. A. Helmkamp 2005-2-24 8960 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
  OBI58262  Paeonia californica Austin P. Griffiths 1982-1-13 s.n. San Luis Obispo Central Coast. NE of Indian Knob 183 Comment
  OBI43335  Panicum capillare Eric Wise 1983-10-25 1863 San Luis Obispo Beck Lake. Approx 1 mi S of Creston Comment
  RSA0028261  Panicum dichotomiflorum subsp. dichotomiflorum David J. Keil 2011-7-4 31057 San Luis Obispo San Luis Obispo. 1565 Descanso Drive (between Los Osos Valley Road and Del Rio Ave.) Comment
  CAS-BOT-BC422820  Papaver californicum R. F. Hoover 1947-3-26 6759 San Luis Obispo Oak Park district Comment
  CDA3573  Papaver hybridum E. C. Twisselmann 1962-4-29 7025 San Luis Obispo Temblor Range & Western San Joaquin Valley; Choice Valley Hills: hillslope on the southeast side of Sinsheimer Flat. Comment
  CAS-BOT-BC422848  Papaver rhoeas Ernest C. Twisselmann 1960-5-16 5965 San Luis Obispo Paso Robles: Railroad Depot. 225 Comment
  CAS-BOT-BC253962  Parapholis incurva R. F. Hoover 1947-5-20 7172 San Luis Obispo N end of Morro Bay Comment
  OBI22080  Parapholis incurva Robert F. Hoover 1947-5-20 7172 San Luis Obispo N end of Morro Bay Comment
  RSA140060  Parietaria hespera var. hespera Clare B. Hardham 1960-4-4 5305 San Luis Obispo Santa Lucia Mountains: Cantinas Creek. 244 Comment
  CAS-BOT-BC175597  Parnassia palustris Clare B. Hardham 1958-9-25 3960 San Luis Obispo Northeast slope of Cypress Mt. Comment
  OBI62766  Paspalum distichum J. Cline 1977-10-24 s.n. San Luis Obispo San Luis Obispo Sewer Pond-US 101 Comment
  OBI20864  Pectocarya anisocarpa Robert F. Hoover 1966-3-30 9776 San Luis Obispo Panorama Hills near W base of Crocker Grade Comment
  SEINET12275817  Pectocarya linearis I. W. Clokey, Clokey, C. B. 1937-1 5829 San Luis Obispo SE corner San Luis Obispo Co 800 Comment
  OBI82587  Pectocarya penicillata David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33511 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone. Near intersection of ranch road with Bitterwater Road 545 Comment
  OBI69972  Pectocarya penicillata David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake rd on ranch managed by the Nature Conservancy Comment
  OBI56193  Pedicularis densiflora David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  UC1125722  Pedicularis densiflora C. A. Graham 1938-4-11 305 San Luis Obispo 1 mi s of Bee Rock 365 Comment
  SBBG7098  Pedicularis densiflora H. and M. Dearing 1934-3-4 1664 San Luis Obispo Adelaida Comment
  UC1750075  Pellaea andromedifolia David Keil with Art Webster 1984-4-29 18180 San Luis Obispo Lopez Wilderness Area Comment
  OBI81040  Pellaea andromedifolia Jason Dart, A. Weichert, G. Hind 2010-5-19 407 -H27 San Luis Obispo Hind River Ranch, east side of Salinas River, near the south end of Crescent Lake, approximately 1.5 miles east of the intersection of Highway 58 and Pozo Road 323 Comment
  UC1063633  Pellaea mucronata var. mucronata F. H. Raymond 1930-12-1 130 San Luis Obispo head of Huasna Creek; Santa Barbara Forest, Nipomo Quadrangle 426 Comment
  OBI43327  Pennisetum clandestinum Eric Wise 1982-4-29 1421 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  NY583856  Penstemon centranthifolius D. D. Keck 1933-5-5 2221 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe Comment
  OBI55175  Penstemon heterophyllus Greg Frugoli 1997-5-9 78 San Luis Obispo On roadside approx .25mi S of Queen Bee cmgd, La Panza Range, Los Padres NF (hwy 58 burn area) 658 Comment
  OBI65878  Penstemon heterophyllus var. australis D. R. Miller 1994-6-14 694 -438 San Luis Obispo Pine Mt Region. The ridge rd between DR's driveway and hearst Gate; Town crk drainage 914 Comment
  UC1927718  Penstemon heterophyllus var. australis D. R. Miller 1994-6-14 438 San Luis Obispo along the Ridge road, between Ors[?] driveway and Hearst Gate, Town Creek drainage 900 Comment
  OBI58761  Penstemon heterophyllus var. heterophyllus David J. Keil, with Kathleen A. Keil 1998-6-13 27815 San Luis Obispo La Panza Mountains. Vicinity of Shell Creek, 0.5 miles from junction of Shell Creek Rd. and Hwy 58. Comment
  SBBG117888  Pentachaeta exilis subsp. exilis M. Wetherwax, E. Painter 2001-4-5 CR 164 San Luis Obispo above boundary rd at S end of installation, above San Marcos Crk; Camp Roberts 260 Comment
  UC310662  Pentagramma triangularis subsp. triangularis Philip A. Munz 1926-4-9 10205 San Luis Obispo 10 mi s Paso Robles (Willow Creek Rd) Comment
  OBI31702  Persicaria amphibia Turnquist, Smeltzer 1982-5-22 152 San Luis Obispo Laguna Lake Park in vicinity of the boat launching facilities Comment
  OBI36809  Persicaria amphibia Eric Wise 1981-7-26 935 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  CAS-BOT-BC419067  Persicaria lapathifolia Ernest C. Twisselmann 1968-10-21 15036 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  OBI36828  Persicaria punctata Eric Wise 1982-7-2 1607 San Luis Obispo Oso Flaco Lake Comment
  UCSB57256  Phacelia brachyloba Ryan, P.; Callaway, R. 1987-5-14 San Luis Obispo Creston Rd., 1 mile north of jct. Hwy. 58, about 8 miles north of Santa Margarita, east side of road 426 Comment
  UC1285024  Phacelia brachyloba R. F. Hoover 1947-3-30 6811 San Luis Obispo junction of creek with Salinas River; Morano Creek Comment
  SBBG107180  Phacelia cicutaria var. hispida C. B. Hardham, C. Butterworth 1960-6-17 6157 San Luis Obispo Lopez Cyn Comment
  OBI55234  Phacelia cicutaria var. hispida Greg Frugoli 1997-5-31 97 San Luis Obispo .25 mi E of the end of pavement on Pozo Rd. La Panza Range, Los Padres NF (hwy 58 burn area) 518 Comment
  UC1523527  Phacelia ciliata var. ciliata Robert F. Thorne and P. Everett 1963-4-18 31488 San Luis Obispo across from Twisselman Ranch house (8.2 mi sse of Cholame) 518 Comment
  UC1069258  Phacelia distans G. T. Nordstrom 1937-4-24 1134 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quadrangle Comment
  UCR266655  Phacelia distans David J. Keil, Margariet Wetherwax, Elizabeth Painter, Jody Olsen, Kevin Downing, Charis Bratt, Lynne D. Althouse 2000-5-16 28703 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River) 189 Comment
  SEINET3121758 Image available Phacelia distans John Thomas Howell, Alice Eastwood 1938-6-14 5939 San Luis Obispo Serrano Canyon Comment
  OBI54385  Phacelia douglasii George Butterworth 1995-5-22 79 San Luis Obispo Carrizo Plain Natural Area. T11N, R27W, S16. 100' SE of top of peak 1545 Comment
  JEPS74768  Phacelia douglasii L. R. Heckard, T. I. Chuang, and R. C. Bacigalupi 1975-4-22 3977 San Luis Obispo along CA 1 0.2 mi w Black Lake junction Comment
  SD113329  Phacelia douglasii Darley F. Howe 1960-4-10 2854 San Luis Obispo East of sand dunes south of Morro Bay. Comment
  SD125577  Phacelia douglasii var. douglasii Clifton F. Smith 1950-5-4 2754 San Luis Obispo Off Creston-Simmler Road at Fernandez Creek. Comment
  OBI81123  Phacelia fremontii Jason Dart, M. Perry 2009-4-14 335 San Luis Obispo Collected from hills on the north side of La Panza Road between Creston and State Highway 58, approximately 6.3 driving miles south of State Highway 41 East 501 Comment
  RSA141765  Phacelia fremontii Clare B. Hardham 1960-3-23 5216 San Luis Obispo East side of Temblors, Recruit Grade. Comment
  SBBG120339  Phacelia fremontii C. F. Smith 1992-4-10 12297 San Luis Obispo rd to Caliente Pk, ca. 5.8 mi above Russell Ranch gate Comment
  SBBG17407  Phacelia fremontii C. B. Hardham 1960-3-23 5216 San Luis Obispo Recruit Grade, E side of the Temblors Comment
  OBI83489  Phacelia imbricata Sarah Haluschak, Carter Terranova, Claire Dosen 2017-2-11 2 San Luis Obispo Cal Poly Campus, top of the "P" ridge. 343 Comment
  UC881017  Phacelia imbricata Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  OBI6927  Phacelia imbricata Keith McConnelly 1975-5-9 131 San Luis Obispo Cerro San Luis Obispo Peak. NE slope; 1 mi W of San Luis Obispo Comment
  SBBG48491  Phacelia malvifolia L. W. Edge 1974-6-11 473 San Luis Obispo Santa Rita Cyn Rd Comment
  SEINET7063687  Phacelia pedicellata A. G. Vestal 1947-4-16 s.n. San Luis Obispo An open weedy grassland. About 15.6 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 741103mE, 3892235mN. (WGS84/NAD83). 241 Comment
  CDA15089  Phacelia tanacetifolia G. F. Hrusa 1998-3-26 14170 a 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
  UCD120733  Phacelia tanacetifolia Steve Mason; Joey Artero 1993-4-24 15 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, NE side road off Elkhorn Rd., 1.2 mi. S of Elkhorn and Simmler Roads' junction, up road on left roadside past washing machine. 640 Comment
  OBI31238  Phacelia viscida Julie M. Vanderwier 1978-5-18 37 San Luis Obispo Indian Knob Tar Sands Comment
  UC1401347  Phalaris angusta D. B. Dunn June, 1955 11876 San Luis Obispo behind the Biological Science Bldg. California Poly. Campus Comment
  CAS-BOT-BC265807  Phalaris aquatica Ernest C. Twisselmann 1959-11-2 5904 San Luis Obispo Oso Flaco Road, 3 miles east of Oso Flaco Lake 12 Comment
  CLARK-A1045-1343  Phalaris californica George K. Helmkamp 1978-4-23 San Luis Obispo Los Osos Montana de Oro State Park; Morro Bay S 7.5'Q Comment
  OBI2840  Phalaris californica Larry E. Brown 1970-5-30 1827 San Luis Obispo Cambria Comment
  OBI22101  Phalaris minor Robert D. Page 1962-5-10 106 San Luis Obispo Cal Poly campus Comment
  RSA681876  Phalaris paradoxa Scott D. White, Ken McDonald 2001-5-9 8479 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI12607  Pholisma arenarium Robert F. Hoover 1964-6-11 9034 San Luis Obispo S of Hazard Cyn Comment
  UCR131350  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 1999-5-22 4901 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  CDA13608  Pholistoma membranaceum G. F. Hrusa, T. D. Wilfred 1997-3-12 13637 San Luis Obispo Carrizo Plain; About 2 m. S. of Washburn Ranch on W side of Soda Lake Rd. Comment
  SBBG107162  Pholistoma membranaceum C. B. Hardham 1958-4-3 4168 San Luis Obispo between Nacimiento and San Antonio Dam Rd Comment
  UCD71205  Phoradendron bolleanum Jer-Ming Hu; With UC Davis Botany Club 1996-3-27 1059 San Luis Obispo San Luis Obispo County: Caliente Mountain Range, along 4 wheel drive road. Female flower and fruits. Host: Juniperus californicum. 365 Comment
  OBI37969  Phoradendron densum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18671 San Luis Obispo 18.4 mi from Calif rte 1 along San Simeon Crk rd, N of rocky Butte lookout 732 Comment
  RSA522544  Phoradendron densum David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18671 San Luis Obispo 18.4 miles from CA Rte 1 along San Simeon Creek Road, N of Rocky Butte lookout. 732 Comment
  UC57610  Phoradendron villosum J. H. Barber San Luis Obispo Comment
  JEPS97115  Phoradendron villosum F. L. Johnson and M. D. Proctor 1993-2-19 ROB 116 San Luis Obispo 1 km W of Boyscout Ford (on Boyscout Road); Camp Roberts Comment
  CDA43377  Phragmites australis subsp. maximus Gail Perez 2014-10-15 PDR# 400 P06199292 San Luis Obispo Templeton; Salinas River bed, under Templeton Bridge, near Vineyard Drive. 0 Comment
  OBI82617  Phyla nodiflora David J. Keil 2015-8-10 33348 San Luis Obispo Northwest of Cayucos. Villa Creek Road just west of Highway 1 Comment
  CAS-BOT-BC452063  Phyllospadix torreyi Clare B. Hardham 1957-11-19 2748 San Luis Obispo Santa Lucia Mountains. Piedras Blancas Comment
  CAS-BOT-BC452065  Phyllospadix torreyi Ernest C. Twisselmann 1967-4-27 12910 San Luis Obispo Point 2.9 miles south of Piedras Blancas Point. Comment
  OBI68244  Pickeringia montana David J. Keil 2004-5-14 30303 San Luis Obispo Santa Lucia Mountains. East of Cuesta Grade near Mt. Lowe repeater station Afewabove0 Comment
  CAS-BOT-BC206936  Pickeringia montana var. montana Ernest C. Twisselmann 1955-5-29 2063 San Luis Obispo Pozo Canyon, La Panza Range 426 Comment
  UC145  Pinus attenuata W. H. Brewer Apr 1861 471 San Luis Obispo Santa Lucia Mts. Comment
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Jul 6 2010
  OBI56941  Pinus attenuata T. J. Ayers, S. Junak and D. Shaw May1989 721 San Luis Obispo Los Padres natl forest; 2.2 mi E of hwy 101 at Cuesta Pass on E Cuesta Ridge road; 625 Comment
  NY49959  Pinus coulteri W. R. Dudley 1901-4-4 s.n. 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
  OBI81448  Pinus halepensis Jesus D. Garcia, Tara Thiel, Smantha Alvarez, Jesus Garcia, Patrick Wall 2015-11-5 10 San Luis Obispo Oceano Dunes trail Comment
  UCSB29433  Pinus muricata Havlik, Neil 1970-2-1 San Luis Obispo Along the ridgetop of Saddle Pk., San Luis Range 548 Comment
  UC2013221  Pinus radiata F. X. Villablanca 1986-5-17 57 San Luis Obispo 0.25 miles North of Somerset Dr. Slope about 1/4 mile from shore, bordering marine terrace. Comment
  RSA585665  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 0633 San Luis Obispo Whiskey Spring. Comment
  SBBG104345  Pinus sabiniana F. L. Johnson Proctor 1993-2-19 ROB 130 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  SEINET6074357  Pinus sabiniana Unknown 1987-9-14 480 San Luis Obispo Lake Nacimiento. Hillside above the dam. Comment
  RSA586553  Pinus sabiniana F. L. Johnson, M. D. Proctor 1993-2-19 ROB 0130 San Luis Obispo 1 km SW of Ranch House on Nacimento road. Comment
  SBBG107752  Piperia elongata C. B. Hardham 1960-6-17 6300 San Luis Obispo Cambria Comment
  OBI56432  Piperia michaelii David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trl from Horse Camp to Manzanita Trl Comment
  SBBG107711  Plagiobothrys C. B. Hardham 1957-3-25 1570 San Luis Obispo Chimney Rock Rd Comment
  UC2013197  Plagiobothrys acanthocarpus David Keil with Kathleen A. Keil 1998-4-18 26812 San Luis Obispo Los Padres National Forest. La Panza Mts., 1.6 miles from Highway 58 on Red Hill Rd. Comment
  JEPS21220  Plagiobothrys canescens T. M. Hendrix 1937-4-16 16 San Luis Obispo 4.7 mi se Pozo; Santa Barbara National Forest, Pozo Quad. 457 Comment
  OBI54144  Plagiobothrys canescens David J. Keil, Kathleen Keil 1995-4-15 24912 San Luis Obispo Shell Crk rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI60104  Plagiobothrys canescens G. F. Hrusa, T. D. Wilfred 1997-3-12 13652 San Luis Obispo Carrizo Plain. Approx. 30 mi N of Carrizo Plain on Bitterwater Valley rd 725 Comment
  UC572559  Plagiobothrys canescens G. T. Nordstrom 1937-4-28 1124 San Luis Obispo 3.7 mi ne Chimney Rock; Adelaida Quad. 335 Comment
  OBI63004  Plagiobothrys fulvus D. R. Miller 1996-4-14 496 -618 San Luis Obispo Pine Mt. Region. Next to rd on Tobacco Ridge Rd above Hearst Pond Tobacco Crk drainage 811 Comment
  OBI4978  Plagiobothrys nothofulvus F. Rush June1956 112 San Luis Obispo West Mt. SLO Comment
  UC78072  Plagiobothrys nothofulvus M. M. Miles 1886-1 San Luis Obispo San Luis Obispo Comment
  OBI5603  Plantago coronopus Sharon Jochums 1974-5-19 194 San Luis Obispo Just S of Arroyo de la Cruz W of hwy 1 Comment
  OBI53519  Plantago erecta Arthur W. Hazebrook 1992-5-2 110 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, Stabilized dunes Comment
  OBI72267  Plantago erecta Anthony Baniaga, Daniel Chavez 2010-3-14 61 San Luis Obispo Tierra Redonda Mtn BLM ACEC 366 Comment
  OBI80990  Plantago erecta David J. Keil 2015-2-21 32660 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
  UCR161683  Plantago erecta George K. Helmkamp, E. A. Helmkamp 2005-2-24 8968 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
  UCSB12193  Plantago erecta Breedlove, Dennis 1962-3-24 San Luis Obispo 4.9 miles northeast of U.S. 466 at Cholame on State 41 near summit of Cottonwood Pass; Diablo Range 548 Comment
  OBI35751  Plantago erecta Allison Berry 1984-4-17 115 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. Next to hwy 1 in NW corner of site Comment
  OBI81094  Plantago erecta David J. Keil, with Lynne Dee Oyler 1990-3-16 21338 San Luis Obispo Arroyo Grande West side of Oak Park Rd. Comment
  UCR140135  Plantago ovata George K. Helmkamp 2004-3-13 8338 San Luis Obispo Central Coast, Nipomo Mesa, SE of Oceano, Mesa Dunes Mobile Home Park, along Mesa View Dr., 0.2 mi south of the jct of Halcyon Rd 76 Comment
  OBI36840  Plantago subnuda Eric Wise 1981-7-1 896 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC93223  Platanus racemosa Lewis S. Rose 1936-3-19 36071 San Luis Obispo San Luis Obispo. 15 Comment
  SD249251  Platanus racemosa Alex Howard 2014-2-25 San Luis Obispo Cal Poly campus. Cal Poly Canyon Road. Architecture graveyard. Comment
  UCR163791  Platystemon californicus George K. Helmkamp, E. A. Helmkamp 2005-3-30 9273 San Luis Obispo Outer South Coast Ranges, La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita 335 Comment
  CAS-BOT-BC91980  Platystemon californicus Alice Eastwood 1939-4-17 18923 San Luis Obispo Intersection of Santa Margarita and Politas Road. Comment
  RSA0013801  Platystemon californicus Joan Stewart 1995-4-1 344 San Luis Obispo Carrizo Plain. Comment
  SD264787  Plecostachys serpyllifolia David Keil 2016-2-6 33451 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove. Trail along top of sea bluff, eastern portion developed with residences above trail. 29 Comment
  RSA0035296  Plectritis ciliosa LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6367 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
  UC1120046  Plectritis macrocera H. C. Lee 1937-4-15 831 San Luis Obispo 1 mi s of Paso Robles 289 Comment
  CAS-BOT-BC326619  Pluchea sericea R. F. Hoover 1946-10-27 6541 San Luis Obispo Cuyama River opposite Pioneer Grove Comment
  CAS-BOT-BC255559  Poa annua Clare B. Hardham 1957-3-25 1566 San Luis Obispo Santa Lucia Mountains Comment
  OBI79495  Poa diaboli Michael Walgren 2014-4-26 408 San Luis Obispo Along Rattlesnake Flats Trail in Montana de Oro State Park, growing along the trail in a shaded north facing spot. 118 Comment
  SBBG112417  Poa howellii D. Keil, R. Riggins 1987-5-11 20147 San Luis Obispo rd to radio facility N of Mt Lowe, ca. 0.35 mi from Cuesta Ridge rd and 4 mi from US 101 731 Comment
  CAS-BOT-BC255950  Poa pratensis R. F. Hoover 1950-6-21 8013 San Luis Obispo Between Rocky Butte and Pine Mt., San Lucia Mts. Comment
  SBBG81348  Poa pratensis C. F. Smith 1975-5-13 10840 San Luis Obispo mouth of Santa Maria River Comment
  SBBG125752  Poa secunda subsp. secunda T. Fitanides with A. Baniaga 2010-3-26 San Luis Obispo Tierra Redonda Mtn 340 Comment
  OBI28851  Poa secunda subsp. secunda David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14474 San Luis Obispo Road at S end of Soda Lake ca. 1/4 mi E of Soda Lake Rd Comment
  RSA122032  Pogogyne douglasii G. T. Nordstrom 1937-6-5 1316 San Luis Obispo 3.7 miles SW of Josephine School 152 Comment
  SD232651  Polycarpon depressum G. Helmkamp 1996-5-25 1069 San Luis Obispo Dried vernal pools between CA-1 and the ocean 1.5 miles north of Piedras Blancass lighthouse near the northern border of the county. 14 Comment
  SBBG16128  Polygonum aviculare E. C. Twisselmann 1962-8-23 7685 San Luis Obispo O'Brien Lake, hills at the summit of Palo Prieto Cyn 640 Comment
  OBI76845  Polygonum aviculare subsp. depressum George Butterworth 2012-9-22 879 San Luis Obispo Carrizo Plain Ecological Reserve American Unit. Eagle Field pond 701 Comment
  UCD100147  Polygonum aviculare subsp. depressum Ernest C. Twisselmann 1962-8-23 7685 San Luis Obispo San Luis Obispo County: O'Brien Lake, hills at the summit of Palo Prieta Canyon. 640 Comment
  OBI10886  Polygonum paronychia Robert F. Hoover 1947-5-23 7187 San Luis Obispo Coast S of Hazard Cyn Comment
  OBI79244  Polypodium californicum David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31335 San Luis Obispo Western end of San Luis Range. Field Ranch, Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant, and south of Montana de Oro State Park 165 Comment
  RSA0042100  Polypogon interruptus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6337 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
  UCD51639  Polypogon interruptus Ernest C. Twisselmann 1967-9-9 13697 San Luis Obispo San Luis Obispo County: Ortega Spring, Palo Prieta Canyon. 598 Comment
  RSA582043  Polypogon monspeliensis F. W. Peirson 1932-7-4 10238 San Luis Obispo Oceano. Comment
  SD39925  Polypogon monspeliensis Edith A. Purer 1933-7-20 5062 San Luis Obispo Sand dunes, northwest of Guadalupe Comment
  SEINET14153535 Image available Polypogon monspeliensis Richard R. Halse 2015-1 9363 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. 3 Comment
  OBI22176  Polypogon monspeliensis Robert F. Hoover 1964-8-13 9245 San Luis Obispo Mouth of Osos Crk Comment
  OBI43304  Polypogon monspeliensis Eric Wise 1983-10-16 1835 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice Valley school Comment
  OBI73050  Polypogon monspeliensis David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25448 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  OBI80177  Polypogon viridis David J. Keil 1985-6-18 18865 San Luis Obispo South Bay Wastewater Treatment Facility EIS survey. Bayview Heights area. Comment
  OBI9888  Populus fremontii R. R. La Belle 1967-10-10 43 San Luis Obispo Laguna Lake, NE of lake Comment
  RSA116530  Populus fremontii subsp. fremontii E. C. Twisselmann 1954-2-28 841 San Luis Obispo Sandiago Joe's Spring. 9 miles E of Simmler. Temblor Range. Western San Joaquin Valley. 579 Comment
  OBI37115  Populus trichocarpa Eric Wise 1982-4-29 1423 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI35310  Potentilla anserina Helen Jones 1982-8-7 55 San Luis Obispo Piedras Blancas Point: On rock cliff face, next to cove beach and leeward cove Comment
  OBI36974  Potentilla anserina subsp. pacifica Eric Wise 1982-6-25 1570 San Luis Obispo Pismo State Beach, Oceano Campground Comment
  LA212323  Potentilla anserina subsp. pacifica A. L. Haines; 1951-4-29 5134 San Luis Obispo Osa Flaca Lake. 61 Comment
  OBI70795  Poterium sanguisorba David J. Keil 2009-5-5 30603 San Luis Obispo See Canyon - Prefumo Canyon summit area along upper See Canyon Road Comment
  CAS-BOT-BC163011  Prunus fasciculata var. fasciculata Alice Eastwood 1940-4-14 18927 San Luis Obispo Nipoma Mesa Comment
  CLARK-A1045-1330  Prunus fasciculata var. punctata George K. Helmkamp 1978-4-22 San Luis Obispo Morro Bay Baywood Park, sandy slope; Morro Bay S 7.5'Q Comment
  CAS-BOT-BC154486  Prunus ilicifolia John Thomas Howell 1929-10-12 4470 San Luis Obispo On upper Morro Creek, 8.1 miles from Atascadero on road to Morro Comment
  CAS-BOT-BC356460  Pseudognaphalium beneolens R. F. Hoover 1964-7-11 9174 San Luis Obispo Price Canyon Comment
  OBI62142  Pseudognaphalium beneolens P. A. Holden 1968-5-8 294 San Luis Obispo 1 mi E of Pismo Beach on Price Cyn Rd Comment
  JEPS54404  Pseudognaphalium biolettii Ernest C. Twisselmann 1967-4-27 12933 San Luis Obispo Ragged Point Santa Lucia Range, Ragged Point 60 Comment
  UC569743  Pseudognaphalium biolettii B. Bolt 1936-1-14 536 San Luis Obispo 3/8 mi n of mouth Hazard Canyon 76 Comment
  OBI20215  Pseudognaphalium californicum Ann McBeth 1979-4-25 5 San Luis Obispo Indian Knob, 4 mi N of Pismo Beach Comment
  OBI28152  Pseudognaphalium californicum Jeffery Null 1980-5-12 36 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI31056  Pseudognaphalium californicum Julie M. Vanderwier 1978-5-28 69 San Luis Obispo Indian Knob Tar Sands Comment
  UC1118500  Pseudognaphalium californicum H. C. Lee 1936-4-2 544 San Luis Obispo 1/4 mi w Sycamore Springs; Arroyo Grande Quadrangle Comment
  OBI16428  Pseudognaphalium californicum Robert F. Hoover 1946-6-13 6143 San Luis Obispo 6 mi S of San Luis Obispo Comment
  OBI38459  Pseudognaphalium luteoalbum Eric Wise 1982-4-29 1418 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI72935  Pseudognaphalium luteoalbum David J. Keil 1993-5-21 24077 San Luis Obispo Nipomo Dunes Preserve. Oso Flaco Lake Area. From Oso Flaco Parking area to beach North of Oso Flaco Creek Comment
  CAS-BOT-BC357104  Pseudognaphalium luteoalbum John Thomas Howell 1967-4-27 42065 San Luis Obispo Cuesta Canyon County Park, San Luis Obispo Comment
  OBI4401  Pseudognaphalium ramosissimum Robert J. Rodin 1970-9-10 8445 San Luis Obispo 300 dys from the Pacific Ocean near a shell mound in Pismo Beach state park Comment
  OBI16440  Pseudognaphalium stramineum Robert F. Hoover 1964-8-13 9227 San Luis Obispo Mouth of Morro Crk Comment
  OBI31992  Pseudognaphalium stramineum David J. Keil, Melissa Luckow 1981-7-3 14948 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
  OBI39024  Psilocarphus brevissimus var. brevissimus David J. Keil 1986-3-22 19070 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. N of Soda Lake, 2.4 mi E of Soda Lake Rd on Belmont Tr. T30S, R19E, sect 16, 21 Comment
  UCR18682  Psoralea orbicularis Eugene Cardiff 1979-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines. Canyon bottom about 1 mi from ocean Comment
  SEINET238924 Image available Pteridium aquilinum Mark Meredith 1984-1-6 9 San Luis Obispo Top of Alamo Dr. in Cabrillo Estates Los Osos. Very old stabilized sand dunes. Comment
  OBI37651  Pterostegia drymarioides David J. Keil, Dirk Walters 1980-4-5 13759 San Luis Obispo Ca 28 mi E of Santa maria on hwy 166 and N on Chimineas Ranch Rd Comment
  SBBG117989  Pterostegia drymarioides H, Iksib 2002-4-10 San Luis Obispo NW of water treatment plant at Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG93769  Pterostegia drymarioides S. A. Junak 1990-5-1 4253 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  CAS-BOT-BC421311  Pterostegia drymarioides Ernest C. Twisselmann 1969-4-24 15192 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  CAS-BOT-BC421312  Pterostegia drymarioides R. W. Summers 1892-5-1 s.n. San Luis Obispo S. Luis Mt. 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
  CDA35929  Quercus J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  UCD45029  Quercus agrifolia Herbert L. Mason 1929-10-13 5501 a San Luis Obispo 2 1/2 mi. north of Cambria, San Luis Obispo County. Comment
  UCD45053  Quercus agrifolia R. F. Hoover 1946-10-19 6502 San Luis Obispo 3 mi. ne. of Pozo. Small tree. Comment
  OBI28187  Quercus agrifolia var. agrifolia M. A. Glass 1981-5-12 40 San Luis Obispo Ecological Study ARea, CAL POly campus Comment
  UCD45262  Quercus berberidifolia R. F. Hoover 1946-8-18 6321 San Luis Obispo Calf Canyon, e. of Santa Margarita. Comment
  UC1135394  Quercus chrysolepis G. T. Nordstrom 1937-5-25 1282 San Luis Obispo 1.5 mi w Josephine School; Adelaida Quad. 716 Comment
  UC993269  Quercus douglasii J. M. Tucker 1948-10-3 1888 San Luis Obispo 3.9 mi n Cholame Comment
  OBI7619  Quercus douglasii Christian Smith 1975-6-1 s.n. San Luis Obispo Along Hwy 58 about 2 mi from Santa Margarita Comment
  OBI14279  Quercus durata var. durata W. Kent Allender 1962-12-17 16 San Luis Obispo Near Cuesta Summit Trail, Santa Lucia Range Comment
  OBI8420  Quercus durata var. durata Lynne D. Althouse 1977-4-16 59 San Luis Obispo Wolfe's horse ranch near San Luis High School 137 Comment
  UCD46221  Quercus john-tuckeri J. M. Tucker 1953-3-14 2630 San Luis Obispo On a canyon slope ca. 1/2 mile above the headquarters of the Seaback Ranch, ca. 2 miles (air-line) northeast of summit of Caliente Mountain, southeastern San Luis Obispo county, California. Comment
  UC993249  Quercus john-tuckeri J. M. Tucker 1948-10-2 1886 San Luis Obispo ca 2 mi ne (airline) Caliente Mountain (ca 0.5 mi above headquarters of the Seaback Ranch, se San Luis Obispo County) Comment
  OBI3595  Quercus lobata Mary Kidd 1971-8-26 214 San Luis Obispo Cal Poly campus, SLO Comment
  RSA1940  Quercus lobata Carl B. Wolf 1930-11-8 1818 San Luis Obispo 2 miles west of Atascadero, on road to Morro Bay. 152 Comment
  UCSB33067  Quercus palmeri Nixon, Kevin 1978-5-20 San Luis Obispo 4 mi. w. of Paso Robles on Peachy Canyon Rd Comment
  CDA20402  Quercus wislizeni J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  RSA0037518  Quercus wislizeni var. frutescens LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6476 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
  OBI15551  Rafinesquia californica Unknown 1960-5-12 s.n. San Luis Obispo Price Cyn (S of Edna) Comment
  OBI42223  Rafinesquia californica David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19507 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
  OBI49638  Rafinesquia californica David J. Keil 1989-6-3 21233 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto Campground Comment
  UCR159309  Rafinesquia californica George K. Helmkamp, E. A. Helmkamp 2005-4-22 9384 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  UCR160700  Ranunculus Don Pendleton 1992-3-15 92- 09 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  OBI56327  Ranunculus aquatilis Lynn Odendrauf Apr-74 s.n. San Luis Obispo Bishop's Peak near San Luis Obispo Comment
  CDA3506  Ranunculus arvensis David J. Keil, M. Ponce 1997-4-1 26137 San Luis Obispo East of Santa Margarita along Highway 58. ca 0.9 road miles west of Salinas River Bridge. 0 Comment
  SEINET12087473  Ranunculus californicus L. R. Abrams 1926-1 s.n. San Luis Obispo high valleys among San Luis Mts., and eastward to Tehachapi Pass Comment
  SBBG104906  Ranunculus californicus var. californicus M. D. Proctor, E. A. Young 1993-3-17 ROB 217 San Luis Obispo 0.5 km S of Boy Scout Rd; Camp Roberts Comment
  HSC18132  Ranunculus californicus var. californicus W. S. Pierce 1963-4-10 16 San Luis Obispo E of Portola Rd. (N end), Atascadero Comment
  SBBG107264  Ranunculus hebecarpus C. B. Hardham 1956-3-27 293 San Luis Obispo Chimney Rock area Comment
  OBI82308  Ranunculus muricatus D. R. Miller 2016-5-3 516 .1151 San Luis Obispo along side the quonset hut at Sep-ladder Ranch, San Simeon creek drainage. 488 Comment
  UC54836  Rhamnus californica subsp. californica Rev. R. W. Summers Apr 1886 126 San Luis Obispo Coast Hills Comment
  SBBG104795  Rhamnus crocea F. L. Johnson Proctor 1993-2-20 ROB 151 San Luis Obispo 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI10293  Rhamnus crocea Larry E. Brown 1970-4-24 1781 San Luis Obispo Cuesta Ridge near San Luis Obispo Comment
  UCD111918  Rhamnus crocea J. M. Tucker 1963-4-11 3675 San Luis Obispo San Luis Obispo County: Beecham Ranch in Clark Valley, ca. 6 miles, airline, southeast of Morro Bay. Comment
  JEPS116486  Rhamnus ilicifolia Alice Le Duc 1999-5-23 404 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  CAS-BOT-BC200728  Rhus aromatica Ernest C. Twisselmann 1956-4-3 2625 San Luis Obispo La Panza Range. Upper Cammatta Canyon, near Bethel Ranch 515 Comment
  CAS-BOT-BC437966  Ribes Roxana S. Ferris 1929-4-16 7687 San Luis Obispo Road to Atascadero 6 miles east of Moro Bay Comment
  SBBG122323  Ribes californicum D. Keil, V. L. Holland 2001-4-7 29250 San Luis Obispo western outskirts of Atascadero 365 Comment
  OBI37337  Ribes divaricatum Eric Wise 1982-4-28 1390 San Luis Obispo Little Morro Crk, Morro Bay Comment
  RSA0025023  Ribes divaricatum Ralph Hoffman 1930-4-19 s.n. San Luis Obispo Oceano. Comment
  CAS-BOT-BC173066  Ribes divaricatum var. pubiflorum Alice Eastwood 1926-5-4 13842 San Luis Obispo Paso Robles Comment
  SBBG72028  Ribes divaricatum var. pubiflorum R. Hoffmann 1930-4-19 San Luis Obispo Oceano Comment
  RSA0025022  Ribes divaricatum var. pubiflorum I. L. Wiggins 1929-4-15 3583 San Luis Obispo Between Guadalupe and Oceano. Comment
  SBBG21374  Ribes menziesii C. B. Hardham 1960-2-25 5208 San Luis Obispo Swamp Cyn near ocean, Cambria Comment
  RSA0021748  Ribes menziesii var. hystrix C. M. Belshaw 1936-3-25 1721 San Luis Obispo 1.5 miles S of Los Osos Valley Forks - Clark Valley. 305 Comment
  SBBG27489  Ribes quercetorum I. L. Wiggins 1932-3-21 5816 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI14059  Ribes sanguineum var. glutinosum Robert F. Hoover 1965-9-7 9527 San Luis Obispo Santa Rita Crk W of Templeton Comment
  UC1296143  Ribes sanguineum var. glutinosum R. F. Hoover 1947-3-1 6629 San Luis Obispo Cambria Comment
  SD67303  Ribes sanguineum var. glutinosum Darley F. Howe 1967-4-7 4330 San Luis Obispo 112.5 miles from Santa Margarita on road to Pozo. 427 Comment
  SBBG112685  Ribes sericeum C. B. Hardham 1959-3-13 4041 San Luis Obispo Cypress Mtn Comment
  OBI14023  Ribes sericeum Robert F. Hoover 1946-12-15 6571 San Luis Obispo Upper Morro Crk Comment
  CAS-BOT-BC173755  Ribes speciosum R. F. Hoover 1964-5-13 8836 San Luis Obispo Santa Rita Creek west of Templeton Comment
  OBI4427  Ribes speciosum Robert J. Rodin 1954-4-3 5447 San Luis Obispo Bishop's Peak, SLO Comment
  UC1127621  Ribes speciosum T. M. Hendrix 1937-4-16 12 San Luis Obispo 4.3 mi se Pozo; Santa Barbara National Forest, Pozo Quadrangle Comment
  UC1296047  Ribes speciosum R. F. Hoover 1947-1-3 6580 San Luis Obispo se Cambria; Perry Creek Comment
  CAS-BOT-BC173753  Ribes speciosum R. F. Hoover 1967-2-15 10203 San Luis Obispo Upper Arroyo Grande above Routzahn Park Comment
  OBI72401  Ribes speciosum E. L. Painter & M. Wetherwax, M. Wetherwax 2000-3-20 SLO- 34 San Luis Obispo Camp SLO. E side of saddle between Cerro Chumash and Cerro Romualdo 200 Comment
  OBI14358  Ricinus communis Gino Francescini 1964-2-20 11 San Luis Obispo South of Broad st. Comment
  SBBG109975  Rigiopappus leptocladus C. B. Hardham 1957-4-13 1674 San Luis Obispo Black Mtn, Highland District Comment
  CAS-BOT-BC74844  Rorippa palustris var. palustris R. F. Hoover 1964-4-13 8695 San Luis Obispo Atascadero Lake. Comment
  CAS-BOT-BC146679  Rosa gymnocarpa Clare B. Hardham 1960-5-21 5844 San Luis Obispo Santa Rita Cr. near Juhl Corrals, west of Templeton Comment
  HSC91499  Rubus ursinus Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 2 Comment
  OBI23400  Rubus ursinus Donald Price 1972-5-13 15 San Luis Obispo Pismo Beach Comment
  OBI9975  Rubus ursinus Fred Rush unk 78 San Luis Obispo Mt. SLO Comment
  SBBG3107  Rubus ursinus C. B. Hardham 1958-2-13 2820 San Luis Obispo Cambria Comment
  UC1128657  Rubus ursinus H. C. Lee 1936-3-10 474 San Luis Obispo 1/2 mi s Indian Knob; San Luis Obispo National Forest, Arroyo Grande Quad. Comment
  UCR132145  Rubus ursinus George K. Helmkamp 2003-10-24 8217 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  UC1136210  Rumex acetosella H. C. Lee 1936-5-13 488 San Luis Obispo Oceano Beach San Luis Obispo National Forest, Arroyo Grande Quad. 6 Comment
  OBI37005  Rumex crispus Eric Wise 1982-5-17 1461 San Luis Obispo Spring W of Kerr "lake" MacMillan Rd, 8.6 mi NE of Hwy 46 on White Crk Ranch Comment
  CAS-BOT-BC433615  Rumex kerneri J. T. Howell 1961-4-14 36507 San Luis Obispo Santa Lucia Mountains. Just east of Cambria on road to Paso Robles Comment
  SEINET10878576  Rumex kerneri J. Richard Abbott, B. S. Carlsward 1999-7-1 Abbott 12926 San Luis Obispo North of Point Piedras Blancas, just south of the Monterey County line; old coastal dunes (?). Comment
  CAS-BOT-BC433985  Rumex salicifolius R. F. Hoover 1964-8-13 9228 San Luis Obispo Mouth of Morro Creek Comment
  CAS-BOT-BC433990  Rumex salicifolius Ernest C. Twisselmann 1954-10-9 1615 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Andreas Fault at Summit of Palo Prieta Canyon 670 Comment
  CAS-BOT-BC433994  Rumex salicifolius John Thomas Howell 1948-6-15 24380 San Luis Obispo Gillis Canyon se. of Shandon 457 Comment
  OBI10822  Rumex salicifolius Robert F. Hoover 1947-5-31 7250 San Luis Obispo Navajo Crk, E side of La Panza Range 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
  OBI33078  Sagina apetala David J. Keil 1983-4-23 16924 San Luis Obispo Vicinity of Arryo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI17195  Salicornia pacifica Robert F. Hoover 1965-9-22 9640 San Luis Obispo Morro Bay, just S of mouth of Chorro Crk Comment
  RSA478914  Salicornia virginica N. R. Zabriskie 1973-7-20 680 San Luis Obispo Shark Inlet, lower end Morro Bay. Comment
  SBBG130670  Salix gooddingii D. J. Keil 2001-5-10 29439 San Luis Obispo Bitterwater Rd, 12.3 rd mi N from Hwy 58 Comment
  OBI59669  Salix laevigata David J. Keil, with V. L. Holland 1999-5-4 28324 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI75296  Salix lasiandra David J. Keil 2011-3-5 30974 San Luis Obispo Cambria. Santa Rosa Creek riparian corridor at Windsor Drive bridge, just south of intersection with California Route 1 3 Comment
  OBI58741  Salix lasiandra var. lasiandra David J. Keil 1998-6-1 27542 San Luis Obispo Paso Robles. E side of Salinas River along River Rd., 0.2 miles N of junction with Experimental Rd. Comment
  OBI37208  Salix lasiolepis Eric Wise 1983-3-6 1680 San Luis Obispo Santa Margarita Lake: man-made reservoir in Salinas river channel Comment
  OBI37325  Salix lasiolepis Eric Wise 1983-3-10 1709 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI9822  Salix lasiolepis R. A. Hays 1957-11-10 s.n. San Luis Obispo San Luis Obispo Comment
  POM262097  Salix lasiolepis I. L. Wiggins 1929-4-13 3423 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  RSA142998  Salix lasiolepis John H. Thomas 1959-3-20 7560 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, 17 miles S of San Luis Obispo County. 8 Comment
  CDA17872  Salix lasiolepis Austin Griffiths 1987-4-11 18101 San Luis Obispo Santa Lucia Mountains; Arroyo de la Cruz along E bench of creek, near streamflow gauge station. 0 Comment
  OBI36894  Salix lasiolepis Eric Wise 1981-9-29 1254 San Luis Obispo Lopez Cyn. approx 6 mi NW of Hi Mtn rd Comment
  JEPS12181  Salpichroa origanifolia R. E. Goble 1930-4-12 San Luis Obispo San Luis Obispo; J. Tartaglia's ranch Comment
  CDA3160  Salsola australis L. Julian 2000-10-25 28 San Luis Obispo State University BCEC. Stenner Creek Road and Bishop. Comment
  CHSC101223  Salsola australis G. F. Hrusa; P. Akers 2003-10-13 16181 San Luis Obispo Colony on roadside, +/- 1/4 mile N of Paso Robles Cr. Bridge, near Templeton. Site B096. 236 Comment
  CDA26831  Salsola gobicola David J. Keil 1998-10-9 28180 San Luis Obispo Elkhorn Plain, Elkhorn Road, circa 12 miles northwest of Kern County line, circa 4.2 miles southeast of junction with Hurricane Road. 0 Comment
  SBBG117516  Salsola tragus E. Painter, M. Wetherwax 2002-8-13 CR 332 San Luis Obispo SW edge of cantonment area; Camp Roberts 210 Comment
  CAS-BOT-BC180659  Salsola tragus Ernest C. Twisselmann 1954-7-18 1435 San Luis Obispo Choice Valley, 1 1/2 miles east of Palo Prieta Summit - Temblor Range and the Western San Joaquin Valley 594 Comment
  CDA26813  Salsola tragus David J. Keil 1998-10-9 28173 San Luis Obispo Temblor Range, Crocker grade, 2 miles from junction with Elkhorn Road. Elevation: 3020 feet. 0 Comment
  UC1124676  Salvia carduacea C. A. Graham 1938-4-20 341 San Luis Obispo 1 mi ese McKay; San Miguel Quad. 259 Comment
  HSC14328  Salvia carduacea D. A. Shally 1965-4-13 21 San Luis Obispo Avenal Cattle Association land, 10 mi. S of Shandon Comment
  SBBG54384  Salvia carduacea S. La Bonde 1963-5-4 124 San Luis Obispo 1 mi SW of Seabeck Ranch 746 Comment
  UCD125488  Salvia carduacea Gordon J. Pilone 1963-5-4 272 San Luis Obispo San Luis Obispo County: 1/2 mile south west of Sea Back Ranch. Coast Range Mountains, Soda Lake Drainage Area. Comment
  UCLA70136  Salvia carduacea Mrs. Frank Hatch 1932-4-4 San Luis Obispo Pala Prieta Bitter Valley (e San Luis Obispo County) Comment
  OBI51778  Salvia columbariae R. Mike Arens 1994-3-26 37 San Luis Obispo Calif Polytechnic State univ campus; near Botanical Garden foot bridge 152 Comment
  SBBG93794  Salvia columbariae S. A. Junak 1990-4-27 4230 San Luis Obispo Cuesta Ridge, just N of NW corner of Cuesta Ridge Botanical Area, N of main rd (USFS Rd 29S11.3) along power line access rd, ca. 5.9 mi W of Hwy 101, 0.3 mi N of NW boundary of the Botanical Area 716 Comment
  CAS-BOT-BC94584  Salvia leucophylla R. C. Wenk 2007-4-22 666 San Luis Obispo Carrizo Plain National Monument. Foothills of the Caliente Range, behind Washburn Ranch house, above area with blue oaks 822 Comment
  CHSC79525  Salvia leucophylla G. F. Hrusa; J. Park, G. Perez 1998-7-21 14737 San Luis Obispo Central California. South Coast Ranges. At intersection of Suey Ck. Rd. and Hwy. 166. Comment
  UC25721  Salvia leucophylla Mrs. Blochman 1893-1 San Luis Obispo San Luis Obispo Comment
  OBI57052  Salvia leucophylla Frederic Hrusa 1993-5-21 11047 San Luis Obispo Huasna Rd approx 8 km W of townsite Comment
  CAS-BOT-BC230026  Salvia mellifera Clare B. Hardham 1957-4-25 1723 San Luis Obispo Santa Lucia Mountains. Cypress Mt. Comment
  OBI31154  Salvia mellifera Julie M. Vanderwier 1978-5-5 6 San Luis Obispo Indian Knob Tar Sands Comment
  OBI4931  Salvia mellifera Robert F. Hoover 1965-5-16 9366 San Luis Obispo Jack Lake Comment
  SBBG95577  Salvia mellifera J. Turpen 1986-5-26 9 San Luis Obispo Bishop Peak Comment
  SEINET3873156  Salvia mellifera Richard R. Halse 2010-3-23 7836 San Luis Obispo Along State Hwy. 46 ca 7.3 miles east of its junction with State Hwy. 1; Santa Lucia Range.; 0 458 Comment
  UCR163635  Salvia mellifera George K. Helmkamp, E. A. Helmkamp 2005-3-25 9220 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
  OBI20255  Salvia mellifera Peter Matsumoto 1972-4-14 3 San Luis Obispo Reservoir Cyn, SLO 305 Comment
  RSA17823  Salvia mellifera Carl B. Wolf 1929-4-15 3545 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  SD249233  Salvia mellifera Jeffrey Butterworth, Lacey Knuttila 2014-2-25 4 San Luis Obispo Cal Poly campus. 10 m from gate on Poly Canyon Rd. along east side of paved road. Comment
  RSA123260  Salvia sonomensis A. D. Gifford 1937-4-29 819 San Luis Obispo 1 mile WNW of New District School 534 Comment
  HSC91551  Salvia spathacea Susan H. Bicknell 1988-11-22 San Luis Obispo Montano de Oro State Park , MDO 12 Comment
  UC1125359  Sambucus mexicana B. Bolt 1936-4-21 681 San Luis Obispo 3 1/2 mi nw mouth of Smith Creek; Santa Barara National Forest, Cayucos Quadrangle Comment
  UC608509  Sambucus mexicana C. A. Graham 1938-4-11 304 San Luis Obispo 1/2 mi ese Bee Rock (sw of Bradley, canyon is a tributary of San Antonio River); Bradley Quadrangle, Bee Rock Canyon drainage 396 Comment
  CAS-BOT-BC246007  Sambucus nigra subsp. caerulea E. G. Dudley 1908-4-1 s.n. San Luis Obispo Nera Lynel's, Santa Lucia Mountains Comment
  OBI27844  Sambucus nigra subsp. caerulea Joan Coffey 1972-5-15 7 San Luis Obispo Cuesta Park Comment
  OBI53559  Sambucus nigra subsp. caerulea Arthur W. Hazebrook 1991-6-6 69 San Luis Obispo Nipomo Dunes Complex, Big coreopsis HIll, stabilized dunes Comment
  UC1123160  Sanicula bipinnata P. L. Johannsen 1937-5-17 1137 San Luis Obispo 3 1/4 mi se of McAlester's Ranch 1005 Comment
  OBI55103  Sanicula crassicaulis Lincoln Constance, Richard W. Holm & Carroll E. Wood, Jr 1949-4-24 3274 San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  UC1051416  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3275 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  OBI80207  Sanicula crassicaulis David J. Keil 1978-3-25 12677 San Luis Obispo Irving Ranch. Comment
  SBBG17287  Sanicula laciniata C. B. Hardham 1960-5-21 5829 San Luis Obispo Green Valley near Cambria Comment
  UC920160  Sanicula maritima L. Constance 1950-4-6 3313 San Luis Obispo w of San Luis Obispo (w base of Cerro Romauldo); Cerro Romauldo 152 Comment
  OBI8765  Sanicula tuberosa Robert F. Hoover 1947-3-23 6716 San Luis Obispo Rinconada Mine (west of Pozo) Comment
  UCR97547  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 1997-3-8 1420 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  RSA15710  Saxifraga californica Carl B. Wolf 1929-4-13 3456 San Luis Obispo North base of Cuesta Grade. 427 Comment
  SBBG95312  Schismus arabicus D. Keil, R. Riggins 1986-4-26 19279 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd; T32S, R22E, SW 1/4 of S7 701 Comment
  CAS-BOT-BC239943  Schismus arabicus Eben McMillan 1957-3-26 3298 A San Luis Obispo Pinole Hills: Sandy Canyon; eastern San Luis Obispo County 518 Comment
  CAS-BOT-BC239945  Schismus arabicus Ernest C. Twisselmann 1955-4-6 1808 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Plain, southeastern San Luis Obispo County 807 Comment
  CHSC56893  Schoenoplectus americanus L. P. Janeway 1988-5-9 2740 San Luis Obispo Cholame Creek, 1/4 mi south of Cholame. 335 Comment
  UCR132032  Schoenoplectus californicus George K. Helmkamp 2003-9-8 8131 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  RSA0021827  Schoenoplectus maritimus David J. Keil 2012-7-26 31473 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 0 Comment
  OBI43623  Schoenoplectus pungens Eric Wise 1981-7-1 897 San Luis Obispo Oso Flaco Lake Comment
  OBI70826  Schoenoplectus pungens David J. Keil 2009-6-30 30626 San Luis Obispo San Luis Obispo Rainwater detention basin behind Marigold Shopping Center (intersection of Broad Street and Tank Farm Road. 35 deg. 14.97'N x 120 deg. 38.45'W 55 Comment
  UCSB69403  Schoenoplectus pungens Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 100 m NE from marker in a channel. 5 Comment
  OBI43619  Schoenoplectus pungens var. longispicatus Eric Wise 1981-9-17 1152 San Luis Obispo Salinas River at Hwy 58 Comment
  CAS-BOT-BC111053  Scirpus microcarpus R. F. Hoover 1951-6-21 8031 San Luis Obispo San Simeon Creek just below forks in wet seepage area underlaid by serpentine rock. Comment
  CAS-BOT-BC111055  Scirpus microcarpus R. F. Hoover 1947-7-27 7340 San Luis Obispo Black Lake Canyon, south of Arroyo Grande in boggy meadow. Comment
  OBI66518  Scribneria bolanderi David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26292 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  CDA26385  Scrophularia californica subsp. floribunda David J. Keil, R. Riggins 1987-5-11 20146 San Luis Obispo Cuesta Ridge east, along road to radio facility north of Mount. Lowe, circa 0.35 miles from Cuesta Ridge Road and 4 miles from US 101. Comment
  CHSC45604  Scutellaria tuberosa Blake A. Rowe 1987-4-14 61 San Luis Obispo 4 km e of the n end of Lake Naciemento. 350 Comment
  UC1583767  Selaginella bigelovii David Keil et al. 1988-6-11 20707 San Luis Obispo n San Simeon (along ridges and canyons just n of Arroyo de la Cruz) Comment
  OBI51736  Selaginella bigelovii R. Mike Arens 1994-1-12 05 a San Luis Obispo California Polytechnic State University campus. Found on serpentine soil in Poly canyon near Botanical Garden foot bridge on steep grass covered northwest facing slope (80-100%) with scattered leather oaks, California sagebirsh, yuccas and toyons 152 Comment
  UC36013  Senecio aphanactis W. H. Brewer Apr 1861 463 San Luis Obispo Comment
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Jul 6 2010
  SBBG43541  Senecio blochmaniae L. W. Edge -Nov-1971 San Luis Obispo N of Oso Flaco Lake Comment
  SDSU467  Senecio blochmaniae D. F. Howe 1962-7-22 3344 San Luis Obispo At Lake Oso Flaco. Comment
  OBI15533  Senecio blochmaniae Robert F. Hoover 1966-9-12 9985 San Luis Obispo Bed of Santa Maria River N of Santa Maria Comment
  OBI4410  Senecio blochmaniae Robert J. Rodin 1970-9-10 8423 San Luis Obispo 300 yds from Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  RSA122330  Senecio breweri G. T. Nordstrom 1937-4-29 1148 San Luis Obispo 2.7 miles southeast of Chimney Rock. 488 Comment
  RSA0027845  Senecio californicus Greg Wilvert 2005-4-2 95 San Luis Obispo Southeast half of the Caliente Range: 0.8 km WSW of Wells Spring. 980 Comment
  SBBG53400  Senecio californicus M. R. Benedict 1969-3-2 San Luis Obispo Montana de Oro State Park Comment
  OBI78972  Senecio vulgaris David J. Keil 2013-8-22 31935 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
  UC54037  Senecio vulgaris unknown 1900-1-1 San Luis Obispo Comment
  SBBG38510  Setaria viridis E. C. Twisselmann, D. J. Bedell 1969-7-5 15665 San Luis Obispo South River Rd, 4 mi S of Paso Robles 182 Comment
  UCD92883  Setaria viridis Ernest C. Twisselmann 1963-12-13 9206 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch. 670 Comment
  OBI22214  Setaria viridis Robert F. Hoover 1964-8-13 9205 San Luis Obispo Camp San Luis Obispo, along hwy to Morro Bay Comment
  RSA212553  Setaria viridis E. C. Twisselmann, Donald J. Bedell 1969-7-5 15665 San Luis Obispo S River Road, 4 miles S of Paso Robles 183 Comment
  SBBG110018  Sidalcea C. B. Hardham 1964-5-20 11032 San Luis Obispo McChesney Pk 1219 Comment
  SEINET5728369 Image available Sidalcea hickmanii Shirley C. Tucker 1996-1 34712 San Luis Obispo Botanical Reserve, Cuesta Ridge, 2 mi. W of jct. with US Hwy 101.; Cuesta Ridge Comment
  UCSB57221  Sidalcea hickmanii subsp. anomala Callaway, R.; Ryan, P.; Penkala, B. 1987-5-14 San Luis Obispo Cuesta Ridge, northwest boundary of Botanical area, just out of Cupressus sargentii grove 762 Comment
  OBI23340  Sidalcea malviflora J. T. Arnold 1965-4-21 73 San Luis Obispo Cal Poly, Poly Cyn Comment
  RSA648495  Sidalcea malviflora subsp. laciniata Dunn 1972-4-15 s.n. San Luis Obispo Perfumo Canyon 61 Comment
  UC1124981  Sidalcea malviflora subsp. laciniata H. C. Lee 1937-5-24 986 San Luis Obispo 1/2 mi n Creston; San Luis Obispo National Forest, Paso Robles Quad. Comment
  OBI53960  Silene antirrhina David J. Keil, Justin Epting 1995-7-14 25378 San Luis Obispo Coastal foothills of Santa Lucia Mts. Cal Poly's Pennington Crk Biological Reserve Comment
  OBI31004  Silene gallica Julie M. Vanderwier 1979-5-19 170 San Luis Obispo Indian Knob tar Sands Comment
  OBI31658  Silene gallica Smeltzer, Turnquist 1982-4-12 47 San Luis Obispo Laguna Lake Park Comment
  OBI55205  Silene gallica Greg Frugoli 1997-5-9 79 San Luis Obispo S of Queen Bee cmpgrd. approx 0.25 mi, La Panza Range, Los Padres NF (hwy 58 burn area) 658 Comment
  OBI35287  Silene laciniata subsp. laciniata Melody Dickens 1980-6-10 37 BH San Luis Obispo Black Hill, Morro Bay state park. Scattered areas at higher elevations Comment
  OBI72879  Silene laciniata subsp. laciniata David J. Keil 1988-1 20821 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  UCR42825  Silene lemmonii David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18699 San Luis Obispo Central Coast, 7 mi. from Calif. Hwy 1 (Rte 1) along San Simeon Creek Road, near Rocky Butte lookout at Circle 3 Ranch Gate 230 Comment
  OBI39327  Silene lemmonii David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18699 San Luis Obispo 7 mi from Calif Rte 1 along San Simeon Crk Rd, near Rocky Butte lookout at Circle 3 Ranch gate. T26S, R8E sec 10 Comment
  OBI30674  Silene verecunda David J. Keil 1981-5-19 14727 San Luis Obispo Indian Knob Comment
  UCR121538  Silybum marianum George K. Helmkamp 2002-4-21 7474 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 6.9 mi east of Cambria 183 Comment
  SBBG93460  Sisymbrium altissimum C. F. Smith 1957-4-21 5155 San Luis Obispo Hwy 399 (St Hwy 33), near turnoff to Maricopa on Hwy 166 Comment
  CDA16084  Sisymbrium orientale G. F. Hrusa 1999-4-17 14956 San Luis Obispo Carrizo Plain; +/- 1/2 mi S of Swain Wash. 640 Comment
  OBI14952  Sisymbrium orientale Robert F. Hoover 1964-5-10 8750 San Luis Obispo Near Estrella, in bed of Estrella river Comment
  SBBG94115  Sisyrinchium bellum S. A. Junak 1989-4-27 3984 San Luis Obispo W Cuesta Ridge, along N side of main rd (USFS Rd 29S11.3), ca. 2 mi W of E boundary sign, ca. 5 mi W of Highway 101 810 Comment
  SEINET2442375  Sisyrinchium bellum Matt Paradis, Andy Dollahite; Matt Banks; German Sotelo 2002-3-5 15 San Luis Obispo 1/2 mile from head of Reservoir Canyon trail from Highway 101.; 0 130 Comment
  SD244541  Sisyrinchium californicum David Keil, Kathleen Keil 2001-3-3 29164 San Luis Obispo 1.8 miles north of Arroyo de la Cruz along California Route 1. Coastal terrace west of road. Comment
  SD245181  Sisyrinchium californicum David Keil, Dave Hacker 2005-6-24 30385 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel. Spring and marsh atop coastal terrace between highway and edge of sea bluff. Comment
  UCR61703  Smilacina stellata var. sessilifolia George K. Helmkamp 1989-4-17 s.n. San Luis Obispo Irish Hills, at the crest of Prefumo Canyon Road 366 Comment
  OBI35423  Solanum douglasii Melody Dickens 1980-4-16 7 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI2754  Solanum douglasii R. R. LaBelle 1967-10-10 29 San Luis Obispo Laguna Lake, San luis Obispo Comment
  OBI35733  Solanum douglasii Allison Berry 1984-4-10 73 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1; behind cement bunker in SE section of shooting facility Comment
  OBI5588  Solanum douglasii Sharon Jochums 1974-5-19 244 San Luis Obispo Bluff Top just N of Piedras Blancas Comment
  UC632849  Solanum douglasii H. L. Mason 1936-3-6 San Luis Obispo 11 mi w of San Luis Obispo (in Pecho Hills); Pecho Hills Comment
  UC933972  Solanum douglasii Elton F. Paddock 1951-8-3 414 San Luis Obispo 1/2 mi n of Pismo Beach community (edge of US Hwy 101); Pismo Beach Comment
  UC149915  Solanum elaeagnifolium Katharine Brandegee 1911-7-12 San Luis Obispo Paso Robles, near the railroad station Paso Robles Comment
  CAS-BOT-BC26745  Solanum obispoense Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, El Dorado School Comment
  OBI80301  Solanum rantonnetii Cristian Baez, Daniel Kahan and Kellen Salluce 2014-11-14 1 San Luis Obispo Santa Rosa Park, San Luis Obispo. Cultivated grass area, near parking lot in semi-residential area 71 Comment
  CAS-BOT-BC156433  Solanum umbelliferum C. B. Hardham 1959-5-23 4645 San Luis Obispo South end of Morro Bay Comment
  CAS-BOT-BC157636  Solanum umbelliferum R. F. Hoover 1967-2-18 10216 San Luis Obispo Diablo Canyon, San Luis Range Comment
  SD25189  Solanum umbelliferum Frank F. Gander 1939-5-15 7528 San Luis Obispo Cottonwood Pass Comment
  UC54857  Solanum umbelliferum Mrs. R. W. Summers March, 1903 San Luis Obispo Santa Lucia Mountains Comment
  CAS-BOT-BC156435  Solanum umbelliferum C. B. Hardham 1958-5-17 3343 San Luis Obispo 0.5 miles north of Chimney Rock, North Road to Adelaida Comment
  CAS-BOT-BC156440  Solanum umbelliferum H. C. Cantelow 1941-3-29 s.n. San Luis Obispo East of La Panza Comment
  CAS-BOT-BC236436  Solanum umbelliferum John Thomas Howell 1939-10-13 4493 San Luis Obispo Coastal hills, 2 1/2 miles n. of Cambria 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
  OBI56444  Solanum xanti David J. Keil 1999-5-27 28352 San Luis Obispo US 101, ca. 1.3 miles nw of Cuesta Pass, ca. 0.4 miles south of Tassajara Creek Road. Comment
  OBI9108  Solanum xanti Robert F. Hoover 1948-3-4 7426 San Luis Obispo Hazard Cyn Comment
  OBI9097  Solanum xanti Robert F. Hoover 1946-6-1 6111 San Luis Obispo Upper Old CRk, above Cayucos Comment
  SBBG109303  Soleirolia soleirolii C. B. Hardham 1959-9-27 4986 San Luis Obispo Santa Rosa Crk, Cambria Comment
  UC1321304  Solidago confinis R. F. Hoover 1966-10-1 10097 San Luis Obispo Upper Arroyo Grande at confluence Phoenix Creek; Upper Arroyo Grande at confluence of Phoenix Creek Comment
  CAS-BOT-BC365921  Soliva sessilis R. F. Hoover 1967-4-12 10426 San Luis Obispo Upper Arroyo Grande Comment
  SBBG110004  Sonchus asper C. B. Hardham 1957-5-12 1916 San Luis Obispo near spring, along trail to Green's Lake Comment
  OBI15390  Sonchus asper Robert F. Hoover 1964-5-15 8900 San Luis Obispo On coast S of San Carpoforo Crk Comment
  CAS-BOT-BC374623  Sonchus oleraceus Ernest C. Twisselmann 1954-5-28 1303 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County Comment
  OBI31765  Sonchus oleraceus Smeltzer, Turnquist 1982-4-12 50 San Luis Obispo SE side of Laguna Lake park from the roadway over to base of hill Comment
  CAS-BOT-BC374625  Sonchus oleraceus Clare B. Hardham 1957-11-2 2702 San Luis Obispo Santa Lucia Mountains. Old Creek, Cayucos Comment
  OBI53851  Sonchus oleraceus Arthur W. Hazebrook 1993-5-23 213 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill Comment
  OBI6329  Spergula arvensis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14337 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  SEINET8883848  Spergula arvensis R. W. Summers s.n. San Luis Obispo Cultivated fields. Comment
  RSA139922  Spergularia macrotheca Clare B. Hardham 1960-4-2 5286 San Luis Obispo Cambria. The Santa Lucia Mtns. Comment
  CAS-BOT-BC390906  Spergularia marina Clare B. Hardham 1959-4-12 4233 San Luis Obispo Santa Lucia Mountains. Loeffingwell Creek Comment
  OBI72794  Spergularia rubra D. R. Miller 2010-5-5 510 .91 San Luis Obispo Rocky Butte/Pine Mts Region. Along main ridge rd 3/10 mi S of D.R. Miller ridge gate 914 Comment
  OBI80376  Spergularia rubra David J. Keil 1992-1 22978 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI17380  Spergularia rubra Robert F. Hoover 1947-8-2 7348 San Luis Obispo Near Small Twin Lake, S of Arroyo Grande Comment
  RSA770022  Sporobolus cryptandrus David J. Keil 2000-5-31 28792 San Luis Obispo Highway 46 between Cambria and Paso Robles, about 12 miles east from junction with Highway 1 Comment
  OBI50165  Sporobolus indicus David J. Keil 1992-5-3 22963 San Luis Obispo Laguna Lake Park, near Madonna Rd Comment
  OBI54897  Stachys albens David J. Keil 1996-9-13 26042 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  OBI81291  Stachys bullata David J. Keil 2015-2-21 32670 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
  UCD126017  Stachys bullata Ernest C. Twisselmann 1958-8-29 4749 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern San Luis Obispo County. 670 Comment
  UCR115810  Stachys bullata George K. Helmkamp, E. A. Helmkamp 2000-6-15 5691 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  OBI58158  Stachys pycnantha David J. Keil 1998-7-2 27905 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  PASA13  Statice arctica var. californica F. Brubaker 1928-5-5 San Luis Obispo Cambria Comment
  OBI34398  Stellaria nitens David J. Keil, Kathy Jones 1982-4-4 15837 San Luis Obispo Nipomo Mesa along Black Lake cyn Comment
  UC454033  Stellaria nitens I. J. Condit 1908-2-22 San Luis Obispo Hot Sulphur Springs Comment
  CAS-BOT-BC375091  Stephanomeria Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch, San Luis Obispo Comment
  OBI66558  Stephanomeria cichoriacea D. R. Miller 1994-8-22 894 -535 San Luis Obispo Pine Mt region. At Spirit Meadow, E slope Pine Mt; Tobacco Crk drainage 610 Comment
  OBI15404  Stephanomeria elata Robert F. Hoover 1964-8-13 9231 San Luis Obispo Santa Lucia Range. Mouth of Morro Crk Comment
  SBBG42886  Stephanomeria elata L. D. Gottlieb 1966-8-8 66132 San Luis Obispo Santa Ysabel Ave, Baywood Park Comment
  OBI15427  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1965-9-22 9636 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  OBI6169  Stephanomeria exigua subsp. carotifera D. Waive Stager 1972-8-14 35 San Luis Obispo Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  UC1321345  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-9-21 10093 San Luis Obispo near Pismo Beach; Price Canyon Comment
  OBI65687  Stephanomeria exigua subsp. coronaria D. R. Miller 1994-8-3 894 -514 San Luis Obispo Pine Mt Region. In west orchard on D. R. Miller property, east slope of Pine Mt Tobacco crk drainage 732 Comment
  RSA0028147  Stephanomeria exigua subsp. exigua Greg Wilvert 2005-6-14 481 San Luis Obispo Along Quail Spring Rd. 868 Comment
  OBI65189  Stephanomeria pauciflora Greg Wilvert 2005-6-29 491 San Luis Obispo SE Half of the Caliente Range. 50 m S of Wells Spring 897 Comment
  SBBG28762  Stephanomeria pauciflora E. C. Twisselmann 1967-8-22 13555 San Luis Obispo summit of Palo Prieto Cyn 655 Comment
  OBI79729  Stipa brachychaeta David J. Keil 2013-4-19 31584 San Luis Obispo San Luis Obispo. 1359 Madonna Road at Pereira Drive. Revisit to site of Curto & Allen 631 (11 Apr 1990) Comment
  OBI59085  Stipa cernua David J. Keil 1998-5-4 27068 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  OBI22271  Stipa lepida Robert F. Hoover 1947-5-24 7207 San Luis Obispo Rinconada Mine Comment
  OBI35381  Stipa lepida K. A. Nadeau 1983-4-30 11 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St. and Rockview rd 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
  OBI73542  Stipa lepida David J. Keil 2000-4-27 28463 San Luis Obispo Roadcut overlooking Twichell Reservoir along highway 166 Comment
  OBI802497  Stipa miliacea David J. Keil 2015-7-8 33303 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road 280 Comment
  SBBG72125  Streptanthus albidus subsp. peramoenus M. M. Miles 1888-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1063487  Streptanthus albidus subsp. peramoenus B. Bolt 1936-3-13 615 San Luis Obispo 1 mi w Cerro Romauldo (Plot 99); San Luis Obispo Quadrangle Comment
  UC455756  Streptanthus albidus subsp. peramoenus I. J. Condit 1911-6-13 San Luis Obispo dry hillside Cambria, Santa Rosa Creek Comment
  RSA782388  Streptanthus glandulosus Michelle H. Mills s.n. San Luis Obispo [No further locality information] Comment
  UC1296277  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1949-4-26 7634 San Luis Obispo mouth of Poly Canyon San Luis Obispo (rocky slope) Comment
  RSA166027  Stuckenia pectinata M. A. Piehl 1963-8-4 63776 San Luis Obispo Shallow margin of north arm of Oso Flaco Lake. 3 Comment
  UC581171  Stylocline masonii H. L. Mason 1935-3-30 8252 San Luis Obispo Cholame Valley Comment
  CAS-BOT-BC423009  Stylomecon heterophylla Mrs. R. W. Summers 1886-4-21 26 San Luis Obispo Sta [Santa] Lucia Mts Comment
  SD244770  Stylomecon heterophylla David Keil 1998-5-11 27211 San Luis Obispo Caliente Range, 5.3 miles from Soda Lake Road along Selby Road Comment
  UCR29904A  Suaeda moquinii David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14466 San Luis Obispo Inner South Coast Range, Road at S end of Soda Lake c. 0.25 mi east of Soda Lake road 591 Comment
  UC2027054  Suaeda nigra Greg Wilvert 2005-5-10 393 San Luis Obispo Southeast Half of the Caliente Range: Horse Canyon Comment
  UC1119951  Symphoricarpos albus var. laevigatus H. C. Lee 1936-4-2 542 San Luis Obispo Head of Coon Creek; Port San Luis Quad. 304 Comment
  UCR103955  Symphoricarpos albus var. laevigatus George K. Helmkamp 1997-6-21 2069 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  OBI19586  Symphoricarpos albus var. laevigatus Robert F. Hoover 1946-8-17 6287 San Luis Obispo Arroyo Grande crk below jctn of lopez Canyon Comment
  CDA21193  Tamarix ramosissima M. Lea 2007-3-28 PDR 1450403 San Luis Obispo South Coast Ranges; Cuyama River near Hwy 166 at MM 35.0. 0 Comment
  UCSB45051  Taraxia ovata Carr, Tom 1978-3-28 San Luis Obispo On Calif. 1; 5 miles north of San Simeon 10 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
  OBI19197  Tauschia hartwegii David J. Keil 1979-5-13 13069 San Luis Obispo Santa Lucia Mts along Cuesta Ridge rd about 2 mi below Cuesta Botanical area Comment
  OBI75830  Tauschia hartwegii Al Lindholm 1971-4-8 143 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 slopes of Geode Mtn near "dry lake" 460 Comment
  OBI8739  Tauschia hartwegii Robert F. Hoover 1964-6-5 8931 San Luis Obispo Summit of main ridge W of upper Lopez Cyn Comment
  OBI31930  Tetragonia tetragonoides David J. Keil, Eric Wise 1981-5-25 14770 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI28735  Thalictrum fendleri Gary Hammer 1976-4-10 36 San Luis Obispo Off Tasajara Cyn Rd along stream 2.5 mi from hwy 101 Comment
  OBI58606  Thalictrum fendleri var. polycarpum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27530 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 22.4 miles NE, then NW from Hwy 1, NW of Burnett Peak, 1 mile from Monterey Co. line. Comment
  UC1126229  Thalictrum fendleri var. polycarpum E. Armstrong 1934-4-1 1128 San Luis Obispo 7 mi e Santa Margarita; San Luis Obispo Quadrangle Comment
  UC1129926  Thermopsis californica var. californica T. M. Hendrix 1937-5-9 160 San Luis Obispo 4 mi sw New District School; Pozo Quadrangle Comment
  SBBG112809  Thysanocarpus curvipes C. B. Hardham 1958-4-9 3068 San Luis Obispo Atascadero Comment
  UC1127044  Thysanocarpus curvipes E. Armstrong 1934-4-1 1097 San Luis Obispo 6 mi ne Pozo; Pozo Quad. Comment
  UC1127051  Thysanocarpus curvipes N. K. Carlson 1936-3-21 204 San Luis Obispo 2 mi sw Asphalt Mine; Arroyo Grande Quad. 48 Comment
  SEINET7042449  Thysanocarpus curvipes A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  UCSB56125  Thysanocarpus curvipes Penkala, Brad 1987-4-10 San Luis Obispo On both sides of East Cuesta Ridge Road, about 2 miles east from its junction with Hwy. 101, Santa Lucia Mtns. 609 Comment
  OBI14847  Thysanocarpus laciniatus Robert F. Hoover 1958-3-19 8427 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  OBI40770  Thysanocarpus laciniatus David J. Keil, Dirk Walters 1986-5-2 19326 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  OBI44830  Thysanocarpus laciniatus David J. Keil 1985-3-31 18509 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill Rd and hwy 229 Comment
  UCR29935A  Thysanocarpus laciniatus J. H. Nishida, R. L. Allen 1982-4-10 262 San Luis Obispo South Coast Range, American Canyon Campground 537 Comment
  CAS-BOT-BC67156  Thysanocarpus laciniatus Mary E. Wall 1933-5-11 s.n. San Luis Obispo Santa Margarita. El Dorado School. Comment
  POM147158  Thysanocarpus laciniatus Alice Eastwood 1927-4-9 14357 San Luis Obispo Caridas (Miorri? Ranch). Comment
  OBI55654  Torilis arvensis David J. Keil 1989-6-3 21216 San Luis Obispo Between Atascadero and Morro Bay along Calif Hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  SBBG96384  Torilis arvensis C. F. Smith 1987-5-28 12109 San Luis Obispo near summit of Prefumo Cyn along rd into Los Osos Valley Comment
  CAS-BOT-BC169231  Toxicodendron diversilobum Alice Eastwood 1926-5-3 13788 San Luis Obispo Avila Comment
  CAS-BOT-BC169232  Toxicodendron diversilobum Alice Eastwood 1926-4-28 13616 San Luis Obispo Cambira Comment
  OBI35664  Toxicodendron diversilobum S. M. Inman 1983-5-19 71 San Luis Obispo Pecho Study site, Los Osos. 1/2 mi S on Pecho Valley Rd. past jctn of Pecho Rd. Rt on dirt road after "deer" sign, to S of dirt road. 49 Comment
  OBI80700  Toxicodendron diversilobum D. R. Miller 2015-3-20 315 .1114 San Luis Obispo Rocky Butte/Pine Mountain; Main road edge at the ridge above airstrio, Town Creek drainage 945 Comment
  SBBG57410  Toxicoscordion fremontii R. Hoffmann 1931-1-28 San Luis Obispo above ocean, San Simeon Comment
  CAS-BOT-BC377130  Tragopogon porrifolius John Thomas Howell 1964-6-29 40736 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  CAS-BOT-BC377134  Tragopogon porrifolius Ernest C. Twisselmann 1963-6-7 8382 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carter Place, Choice Valley 640 Comment
  OBI29886  Tragopogon porrifolius Kristin Bryan & Carol Radike, Carol Radike 1980-6-8 5 San Luis Obispo Along rd to Santa Margarita just W of turnoff to Las Pilitas Rd Comment
  OBI56399  Tragopogon porrifolius David J. Keil 1999-5-27 28357 San Luis Obispo Santa Margarita. Comment
  OBI13441  Trichostema lanatum Neil Havlik 1968-5-4 190 San Luis Obispo 1 mi W of Pozo summit on Pozo-La Panza rd Comment
  OBI36860  Trichostema lanceolatum Eric Wise 1983-10-25 1852 San Luis Obispo Creston Lake, Aprpox 1/2 mi S of Creston Comment
  UCSB57237  Trichostema lanceolatum Ryan, P.; Penkala, B. 1987-7-17 San Luis Obispo In East Branch of Huerhuero Crk; ca. 2 miles south of Creston on O'Donovan Rd 335 Comment
  RSA460858  Trientalis latifolia R. S. Woglum 1938-5-15 1707 San Luis Obispo Outer South Coast Ranges: Paso Robles to Cayucos; Santa Lucia Range. Comment
  POM28727  Trifolium albopurpureum Unspecified 1882-5-6 7459 San Luis Obispo San Luis Obispo Comment
  UC1129944  Trifolium albopurpureum var. albopurpureum P. L. Johannsen 1937-4-10 1022 San Luis Obispo 1 3/4 mi s Spanish Ranch; McKittrick quadrangle 518 Comment
  OBI75079  Trifolium angustifolium Michael Walgren 2011-4-15 220 San Luis Obispo San Simeon State park Comment
  OBI66473  Trifolium angustifolium David J. Keil 2005-6-24 30403 San Luis Obispo Highway 1 roadside just north of entrance to Hearst Ranch headquarters and road to San Simeon Comment
  JEPS116202  Trifolium bifidum var. decipiens M. Petroelje 1998-4-21 San Luis Obispo Camp San Luis Obispo. Hillside south of Chorro Creek, LCTA Plot 333. Comment
  SBBG118097  Trifolium bifidum var. decipiens M. Wetherwax, E. Painter 2003-4-1 SLO 310 San Luis Obispo W side of Cerro Romualdo; Camp San Luis Obispo 250 Comment
  OBI58053  Trifolium ciliolatum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27484 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  RSA0043087  Trifolium depauperatum var. amplectens LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6362 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
  OBI39007  Trifolium depauperatum var. depauperatum David J. Keil, Dirk Walters, et al 1986-3-22 19089 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. S end of Soda Lake at Jctn of Simmler-Soda Lake rd with Soda Lake Rd. T31S, R20E, sect 20 and 29 591 Comment
  OBI32114  Trifolium depauperatum var. truncatum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14401 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI66997  Trifolium dichotomum D. R. Miller 1994-4-19 494 -207 San Luis Obispo Pine Mt Region. Just below Hearst Gate on Cyn Trl, Pico Crk drainage 786 Comment
  UC1583661  Trifolium glomeratum David Keil 1983-5-22 17072 San Luis Obispo n San Simeon (vicinity of Arroyo de la Cruz, just s of bridge on e side of Hwy 1) Comment
  OBI30651  Trifolium grayi David J. Keil 1981-5-19 14712 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  CHSC114045  Trifolium hirtum Richard R. Halse 2012-3-26 8432 San Luis Obispo Along StatHwy 1, ca 1.8 miles north of San Simeon. 21 Comment
  OBI47107  Trifolium macraei Lynne Dee Oyler 1986-4-5 396 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres Natl Foerst. S1/2 SW1/4, SEC 28 R16E, T30S, MDBM Comment
  RSA164338  Trifolium macraei Clare B. Hardham 1961-4-14 7380 San Luis Obispo Protestant cemetery, Cambria. Comment
  RSA0042197  Trifolium microcephalum LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6444 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  OBI79593  Trifolium olivaceum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31605 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  OBI57919  Trifolium subterraneum David J. Keil 1998-4-2 26528 San Luis Obispo East-West Ranch, Cambria Comment
  CDA43176  Trifolium subterraneum David J. Keil 1998-5-18 27297 San Luis Obispo North of Cayucos between Hwy 1 and ocean north of Point Estero. Just south of China Harbor. 0 Comment
  OBI28248  Trifolium variegatum Spasbo/Krystoff 1982-4-18 45 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  OBI73100  Trifolium variegatum David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28661 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  RSA0037448  Trifolium variegatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6268 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
  OBI31201  Trifolium willdenovii Julie M. Vanderwier 1979-5-19 3 a San Luis Obispo Indian Knob Tar Sands Comment