Search Results — 2000 specimen records retrieved (1140 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
  CAS-BOT-BC383893  Abronia latifolia Clare B. Hardham 1959-5-21 4596 San Luis Obispo Santa Lucia Mountains. Arroyo de la Cruz Comment
  CDA17678  Abronia latifolia Austin Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de La Cruz; Pt. Sierra Nevada at mouth of Arroyo de la Cruz, ca. midway back. 6 Comment
  OBI28433  Abronia latifolia Karin Long 1982-4-3 s.n. San Luis Obispo The secondary dunes - Morro Bay Sand spit at the S end of Shark Inlet Comment
  CAS-BOT-BC383894  Abronia latifolia Katharine Brandegee No date on label s.n. San Luis Obispo Oceano Comment
  RSA0025962  Abronia umbellata subsp. variabilis Jim R. Shevock 1971-4-4 873 San Luis Obispo Montana de Oro State Park. 11 Comment
  OBI22782  Acacia cultriformis Jack M. Farrell 1955-2-21 117 San Luis Obispo Cal Poly campus Comment
  OBI3703  Acacia melanoxylon Mary Kidd 1971-2-27 14 X San Luis Obispo Cal Poly campus Comment
  CHSC114431  Acacia pycnantha Richard R. Halse 2011-3-22 8153 San Luis Obispo Along State Hwy. 1 in Cambria near where the road crosses Santa Rosa Creek. 6 Comment
  OBI31929  Acer macrophyllum David J. Keil 1981-6-20 14858 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  CAS-BOT-BC331634  Acer macrophyllum W. R. Dudley 1903-4-3 s.n. San Luis Obispo Road north of Santa Margarita Pass Comment
  OBI22828  Acer negundo Jay B. Hunt 1955-10-24 s.n. San Luis Obispo Cal Poly , Lawn W of Ad. bldg Comment
  UC1071649  Acer negundo var. arizonicum G. T. Nordstrom 1937-5-5 1173 San Luis Obispo 1.3 mi sw Oakdale School; Adelaida Quad. Comment
  OBI58238  Achillea millefolium Austin P. Griffiths January1987 18048 San Luis Obispo Guadalupe Dunes. Along slipface bordering NW edge of Oso Flaco Lake. Reveg site Comment
  SBBG44911  Achillea millefolium L. E. Allen 1966-5-19 San Luis Obispo W of Oso Flaco Comment
  OBI13107  Achillea millefolium Lynne Dee Althouse 1977-5-3 75 San Luis Obispo Wolfe's ranch, N of San Luis High School 130 Comment
  UCSB9187  Achillea millefolium Newby, Ron 1959-4-11 San Luis Obispo 22.3 miles N of Cambria on Highway 1 near the coast 30 Comment
  UCSB41504  Achnatherum speciosum Marsalek, J. 1979-5-17 San Luis Obispo On N side of CA State Hwy 41, 7 mi N of intersection with CA State Hwy 46; inner Coast Range foothills 548 Comment
  UC57433  Achyrachaena mollis J. H. Barber 1901-3-24 A 6 San Luis Obispo Estrella Plains Comment
  UC455583  Achyrachaena mollis I. J. Condit 1910-4-1 San Luis Obispo Wilson Ranch; Navajo Ridge Comment
  SBBG104242  Acmispon americanus F. L. Johnson, E. A. Young 1993-5-23 ROB 513 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI6676  Acmispon americanus var. americanus Greg Hassen 1975-7-15 37 San Luis Obispo Poly Cyn, On N slope of botanical garden just above stream Comment
  OBI54377  Acmispon brachycarpus George Butterworth 1995-5-22 87 San Luis Obispo Carrizo Plain Natural Area. T32S, R20E, S34, NW Qtr 2.0 mi beyond (SE of) gate, 30; SW of rd Comment
  OBI79615  Acmispon brachycarpus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31591 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 480 Comment
  UCD104091  Acmispon brachycarpus J. M. Tucker 1963-4-11 3677 San Luis Obispo San Luis Obispo County: North side of State Highway 41, 15.1 miles (by road) east of Cambria. Comment
  OBI13188  Acmispon brachycarpus Robert F. Hoover 1964-5-11 8784 San Luis Obispo Rd to Hi Mtn from Pozo-Arroyo Grande summit Comment
  OBI81379  Acmispon glaber Nate Pettyjohn, Jake Wright 2015-4-26 3 San Luis Obispo Cerro San Luis Obispo. 100 feet up trail. Left hand side. Comment
  OBI27010  Acmispon junceus var. biolettii James Courtney 1980-12-20 20 San Luis Obispo Pennington Crk Bio Reserve Comment
  OBI78047  Acmispon junceus var. junceus Melody Dickens 1980-9-18 44 San Luis Obispo Morro Rock, morro Bay Comment
  OBI57934  Acmispon micranthus David J. Keil 1998-4-14 26713 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  OBI43735  Acmispon parviflorus David J. Keil 1985-6-8 18780 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI13026  Acmispon strigosus Mrs. R. W. Summers 1892-1 s.n. San Luis Obispo San Luis Mtn at San luis Obispo Comment
  OBI42380  Acmispon strigosus David J. Keil 1986-4-8 19131 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI37929  Acmispon wrangelianus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18582 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
  SBBG127209  Acourtia microcephala D. Keil 2010-7-5 30914 San Luis Obispo Hwy 58 at Trail's End (private rd), 3080 Blue Star Memorial Hwy; La Panza Mtns 457 Comment
  UC1070048  Acourtia microcephala B. Bolt 1936-5-19 722 San Luis Obispo 4.5 mi ne San Margarita; San Luis Obispo Quad. 487 Comment
  OBI15586  Acourtia microcephala Robert F. Hoover 1946-8-17 6286 a San Luis Obispo Arroyo Grande Crk below jctn of Lopez Cyn Comment
  CAS-BOT-BC391670  Actaea rubra Clare B. Hardham 1956-7-23 1198 San Luis Obispo Santa Lucia Mountains. Paso Robles Creek, York Mt. Rd. Comment
  HSC91509  Adenostoma fasciculatum Susan H. Bicknell 1988-8-15 San Luis Obispo Montana de Oro State Park, MDO 3 Comment
  UC1127704  Adenostoma fasciculatum C. A. Graham 1939-5-17 563 San Luis Obispo 1 mi. n.e. Taylor Well; Branch Mt. Quad. Comment
  OBI35926  Adenostoma fasciculatum Walter F. Chesbro 1978-5-6 93 San Luis Obispo Hwy 58, 2 mi E of the intersection of hwy 58 and hwy 129 Comment
  RSA453173  Adenostoma fasciculatum var. fasciculatum Bonnie C. Templeton 1956-9-18 s.n. San Luis Obispo Between Atascadero and Paso Robles. 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
  RSA43026  Adiantum aleuticum Robert F. Hoover 1949-3-16 6671 San Luis Obispo Just south of Monterey county line Comment
  OBI33656  Adiantum jordanii Robert J. Rodin 1959-3-18 6319 San Luis Obispo North side of Bishop Peak Comment
  CAS-BOT-BC68975  Adiantum jordanii Clare B. Hardham 1959-4-10 4214 San Luis Obispo Santa Lucia Mountains - Oak Flat Rd. and North Road to Adelaida Comment
  OBI3999  Adiantum jordanii Elizabeth Rudd 2014-3-9 176 San Luis Obispo 3 miles NE of Santa Margarita 305 Comment
  SBBG104374  Agoseris grandiflora M. D. Proctor, E. A. Young 1993-4-11 ROB 349 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  UC463292  Agoseris heterophylla var. cryptopleura Roxana S. Ferris 1929-4-13 7506 San Luis Obispo 3 mi s Paso Robles Comment
  OBI56656  Agoseris heterophylla var. cryptopleura David J. Keil 1998-4-14 26699 San Luis Obispo Suey Creek Rd., 3.5 mi N of Hwy.166 Comment
  UC1125470  Agoseris heterophylla var. cryptopleura N. K. Carlson 1936-3-28 259 San Luis Obispo .4 mi N of San Margarite; San Luis Obispo Quad. 304 Comment
  OBI31412  Agoseris heterophylla var. heterophylla Joy Nishida, Robert Allen 1982-4-10 282 San Luis Obispo American Cyn campground 536 Comment
  OBI17124  Agoseris retrorsa Robert F. Hoover 1952-5-25 8221 San Luis Obispo Caliente Mt, on summit ridge Comment
  CAS-BOT-BC127028  Agrostis exarata John Thomas Howell 1964-6-30 40868 San Luis Obispo Cambria. Comment
  UC1153396  Agrostis hooveri R. F. Hoover 1964-6-5 8923 San Luis Obispo ridge se Cuesta Pass Comment
  OBI79941  Agrostis pallens David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31865 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 400 Comment
  RSA195255  Agrostis stolonifera Ernest C. Twisselmann 1967-8-23 13572 San Luis Obispo Dorothy Twisselmann Ranch, Temblor Range; Western San Joaquin Valley 671 Comment
  OBI56312  Albizia lophantha David J. Keil 1999-3-14 28209 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. Comment
  POM169684  Allium crispum J. H. Barber 1899-4-23 2922 San Luis Obispo Paso Robles. Comment
  SBBG17477  Allium crispum C. B. Hardham 1960-4-13 5419 San Luis Obispo Tierra Redonda Comment
  UC57501  Allium crispum J. H. Barber 1899-4-19 San Luis Obispo Paso Robles Comment
  OBI62988  Allium crispum D. R. Miller 1994-4-30 494 .274 San Luis Obispo Pine Mt Region. Next to Tobacco Rd near crk crossing; tobacco crk drainage 378 Comment
  RSA304136  Allium crispum James R. Shevock 1972-4-1 1508 San Luis Obispo North Fork Gillus Canyon, Temblors. 55 Comment
  SJSU3328  Allium crispum C. W. Sharsmith 1962-4-20 6795 San Luis Obispo Temblor Range c. 9 mi NW of Simmler 643 Comment
  UC3111  Allium crispum L. Jared 1897-3-4 San Luis Obispo Estrella Inner South Coast Ranges, Estrella Comment
  UC519005  Allium crispum David D. Keck 1933-5-3 2115 San Luis Obispo on road to Parkfield 6 mi ne Estrella Comment
  OBI75249  Allium haematochiton David J. Keil 2011-5-12 31016 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 345 Comment
  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
  RSA607302  Allium howellii var. howellii David D. Keck, Jens Clausen 1935-4-10 3158 San Luis Obispo 18 miles south of Soda Lake toward southern end of Carrizo Plain. 610 Comment
  OBI80566  Allium lacunosum David J. Keil 2-3 May 1992 22858 San Luis Obispo Laguna Lake Park. 170 Comment
  JEPS99201  Allium lacunosum Clare B. Hardham 1958-5-13 3280 San Luis Obispo just N of Morro Bay (Morro del Mar); Santa Lucia Mountains Comment
  OBI59003  Allium peninsulare var. peninsulare David J. Keil 1998-4-28 26979 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
  SBBG107694  Allophyllum gilioides C. B. Hardham 1961-3-29 6685 San Luis Obispo Cottonwood Pass E of Cholame 609 Comment
  OBI11500  Allophyllum gilioides subsp. gilioides R. F. Hoover 1947-4-4 6876 San Luis Obispo West side of Cottonwood Pass, on gravel slopes of crumbling shale. Comment
  OBI4237  Amaranthus albus Richard Langevin 1970-5-17 111 San Luis Obispo Cal Poly Campus Ornamental Horticulture Unit 104 Comment
  UCR135967  Amaranthus albus George K. Helmkamp 2003-8-16 8076 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  OBI25770  Ambrosia acanthicarpa David J. Keil 1980-9-17 14210 San Luis Obispo Cyn Ranch on Shell Crk rd 6 mi N of hwy 58 Comment
  UC1118430  Ambrosia chamissonis B. Bolt 1936-3-28 653 San Luis Obispo s end Morro Bay; Cayucos Quad. 30 Comment
  UC1315023  Ambrosia salsola R. F. Hoover 1967-4-16 10485 San Luis Obispo near n end Elkhorn Plain (canyon in Temblor Range); Temblor Range, Elkhorn Plain Comment
  UCD55995  Ammophila arenaria Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo San Luis Obispo County: Central California, northern side of Oso Flaco Creek, Oceano Dunes. 40 Comment
  SBBG107434  Amsinckia C. B. Hardham 1957-4-27 1783 San Luis Obispo eastern foothills of Caliente Mtn Comment
  CDA13630  Amsinckia douglasiana G. F. Hrusa, T. D. Wilfred 1997-3-24 13667 San Luis Obispo Carrizo Plain; 8-10 m. N of Carrizo Plain on Bitterwater Rd. Comment
  UCR140404  Amsinckia intermedia George K. Helmkamp 2004-2-17 8293 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd, 0.2 mi east of Mesa View Dr (Calif. Hwy 1) 76 Comment
  OBI73365  Amsinckia lycopsoides David J. Keil, with Lynne Dee (Oyler) Althouse 2010-3-22 30668 San Luis Obispo North of Highway 58 off Bitterwater Road, Sect. 8. Comment
  UC479951  Amsinckia menziesii var. menziesii Mrs. R. W. Summers 1886-3-8 San Luis Obispo Avila, R. R. Cut Avila 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
  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
  SBBG15550  Amsinckia tessellata D. E. Breedlove 1962-3-29 2094 San Luis Obispo 8.6 mi W of Simmler 548 Comment
  UCD67344  Anisocarpus madioides J. Hunter 1994-5-1 s.n. San Luis Obispo San Luis Obispo County: below Mount Lowe. Black Butte Research Natural Area. 650 Comment
  OBI56780  Antirrhinum kelloggii David J. Keil 1986-4-13 19186 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd S side of hwy Comment
  UCD123457  Antirrhinum multiflorum G. F. Hrusa 1993-5-22 11108 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Along Main Ridge Road, approximately 1/2 mile north of Mt. Lowe. 600 Comment
  CAS-BOT-BC237893  Antirrhinum ovatum Clifton F. Smith 1993-6-2 12466 San Luis Obispo Along road near summti of Caliente Range, S of junction of road to Caliente Mountain and road to Carrizo Plain Comment
  CAS-BOT-BC237894  Antirrhinum ovatum Eben McMillan 1949-1-1 s.n. San Luis Obispo North end of Carrizo Plain Comment
  CAS-BOT-BC237900  Antirrhinum ovatum John Thomas Howell 1948-6-14 24340 San Luis Obispo Headwaters of Bitterwater Creek, north end of Carrizo Plain 609 Comment
  OBI9728  Antirrhinum ovatum Robert F. Hoover 1949-6-4 7745 San Luis Obispo 5 mi S of jctn of Bitterwater Crk Rd with Cholame-Simmler Rd Comment
  SD58404  Antirrhinum ovatum William M. Longhurst 1949-5-20 San Luis Obispo 1 mile ENE of Poso Ortega; Poso Ortega Pond in east-central San Luis Obispo County 6 miles east of San Juan Ranch Comment
  OBI33312  Apiastrum angustifolium Robert J. Rodin 1974-5-12 9493 San Luis Obispo San Simeon Area N of State Park at mouth of Arroyo de la Cruz Comment
  OBI54366  Apiastrum angustifolium David J. Keil 1995-4-15 24862 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  SBBG107263  Apiastrum angustifolium C. B. Hardham 1958-5-3 3185 San Luis Obispo Cuesta Comment
  SBBG112526  Apiastrum angustifolium D. Keil 1982-6-26 16205 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCSB38032  Apium graveolens Vivrette, Nancy 1978-11-19 San Luis Obispo Margin of Oso Flaco Lake Comment
  UC566940  Apocynum cannabinum Herbert L. Mason 1923-6-22 535 San Luis Obispo Santa Margarita Comment
  RSA623882  Arbutus menziesii Jon E. Keeley, Melanie Baer 1993-9-4 24355 San Luis Obispo Morro Bay State Park Campground entrance. 10 Comment
  SBBG128550  Arctostaphylos crustacea G. K. Helmkamp 1993-3-5 s.n. San Luis Obispo just N of Montana de Oro State Park 30 Comment
  CAS-BOT-BC25003  Arctostaphylos cruzensis R. F. Hoover 1963-7-30 8588 San Luis Obispo Sandstone cliffs on NE side of Los Osos Valley. Comment
  CAS-BOT-BC25029  Arctostaphylos cruzensis James B. Roof; Walter Knight; Irja Knight 1966-1-11 1763 San Luis Obispo Arroyo de los Chinos. Hearst Ranch. On low ridge ca. 200 yds. from State Hwy #1. Comment
  JEPS98878  Arctostaphylos cruzensis James Roof 1961-6-1 San Luis Obispo Los Osos bluffs Comment
  SBBG44010  Arctostaphylos cruzensis K. K. Muller 1956-1-30 742 San Luis Obispo St Hwy 1, S side of mouth of Arroyo de la Cruz Comment
  CAS-BOT-BC23317  Arctostaphylos glandulosa subsp. cushingiana Clare B. Hardham 1956-2-26 181 San Luis Obispo Cerro Alta Comment
  RSA630657  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Melanie Baer Keeley 1993-9-3 24334 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  RSA630660  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Melanie Baer Keeley 1993-9-3 24335 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  OBI14710  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1957-8-28 8395 San Luis Obispo Rocky Butte Fire Lookout Comment
  UC1120194  Arctostaphylos glandulosa subsp. glandulosa H. C. Lee 1936-5-27 637 San Luis Obispo 1.2 mi nnw Colwell Ranch; Santa Barbara National Forest, Nipomo Quadrangle Comment
  UC524046  Arctostaphylos glandulosa subsp. glandulosa Ira L. Wiggins 1932-3-24 5850 San Luis Obispo roadsides and hills near Adelaida (w of Paso Robles) Comment
  RSA78567  Arctostaphylos glandulosa var. howellii P. A. Munz 1953-2-3 18276 San Luis Obispo 9 mi. from Pozo on road to La Panza. Comment
  CAS-BOT-BC39206  Arctostaphylos glauca Steve Boyd 2007-2-17 11714 San Luis Obispo Coast Ranges, La Panza Range: Los Padres National forest along Pozo Road at Pozo Summit, 803 Comment
  RSA252140  Arctostaphylos glauca Gary D. Wallace 1974-12-7 1335 San Luis Obispo Santa Lucia Mtns. just NW of Pozo along the road by Toro Creek. 433 Comment
  CAS-BOT-BC24531  Arctostaphylos hookeri subsp. hearstiorum R. F. Hoover 1959-4-3 8492 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz on State Highway 1, above site of former Washington School. Comment
  RSA123385  Arctostaphylos luciana F. H. Raymond 1930-12-20 134 San Luis Obispo 1/2 mile E of Cuesta. 609 Comment
  UC456163  Arctostaphylos luciana I. J. Condit 1908-4-11 San Luis Obispo summit Cuesta 792 Comment
  CAS-BOT-BC40110  Arctostaphylos morroensis Roman Gankin 1958-2-5 274 San Luis Obispo South end of Morro Bay Comment
  UC1488824  Arctostaphylos morroensis Lyda W. Edge 1972-5-8 153 San Luis Obispo above Cabrillo Estates; Los Osos Comment
  UCD52481  Arctostaphylos morroensis Roman Gankin 1958-6-22 305 San Luis Obispo South end of Morro Bay. Comment
  UCD52488  Arctostaphylos morroensis Roman Gankin; Lalit Srivastara and Chas. Lamoureux 1958-2-5 273 San Luis Obispo South end of Morro Bay. Comment
  CAS-BOT-BC39869  Arctostaphylos obispoensis Brandegee 1889-6-1 16 San Luis Obispo San Simeon Comment
  RSA7421  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16843 San Luis Obispo Chorro Creek Comment
  SBBG97090  Arctostaphylos obispoensis D. A. Young, S. Junak, T. Ayers 1989-4-27 1982 San Luis Obispo near the E end of the Cuesta Botanical area (Chaparral Rd), below TV antennas Comment
  UC1872962  Arctostaphylos obispoensis David Keil, V. L. Holland 2003-4-7 30124 San Luis Obispo Red Mountain Road NE of San Simeon. 518 Comment
  CAS-BOT-BC39861  Arctostaphylos obispoensis W. R. Dudley 1905-1-6 s.n. San Luis Obispo Near San Luis Obispo Comment
  OBI80688  Arctostaphylos obispoensis D. R. Miller 2015-1-22 115 .1103 San Luis Obispo west side of Ridge Road on NW slope of Pine Mountain 948 Comment
  SBBG48386  Arctostaphylos obispoensis R. N. Philbrick with D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo TV rd near Cuesta Summit, ca. 1 mi W of Hwy 101 Comment
  SEINET11984926  Arctostaphylos obispoensis R. Gankin, Schultz, S. G. 1965-1 458 San Luis Obispo 0.6 mi SE of Salmon Creek Rd on Burnett Peak Rd Comment
  SEINET11987305  Arctostaphylos obispoensis J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4193 San Luis Obispo Strybing Arboretum, Golden Gate Park, San Francisco from Coulter's Nursery Comment
  UC1302323  Arctostaphylos obispoensis Robert F. Thorne and Percy C. Everett 1963-6-7 32147 San Luis Obispo along Cuesta Ridge Rd 1.8 mi nw Cuesta Pass 548 Comment
  UCD52917  Arctostaphylos obispoensis Roman Gankin; and S. G. Schultz 1965-3-29 458 San Luis Obispo On Burnett Peak Roak, 0.6 mile southeast of Salmon Creek Raod. Comment
  CDA15440  Arctostaphylos osoensis G. F. Hrusa 1995-6-21 12414 San Luis Obispo Hollister Peak; Large colony on SW-facing shoulder of Hollister Peak. Comment
  CAS-BOT-BC44380  Arctostaphylos pilosula Walter Knight; Irja Knight; Tiffany Knight 1988-7-27 6286 San Luis Obispo On Ormonde Rd. off of Price Canyon Rd. from Pismo Beach. 155 Comment
  OBI14558  Arctostaphylos pilosula Robert F. Hoover 1963-10-26 8600 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  OBI30854  Arctostaphylos pilosula Julie M. Vanderwier 1979-5-18 46 San Luis Obispo Indian Knob Tar Sands. Comment
  UC1334940  Arctostaphylos pilosula H. C. Lee 1936-2-26 425 San Luis Obispo s Los Berros Creek (near Hwy 1); Arroyo Grande Quadrangle 121 Comment
  CAS-BOT-BC44420  Arctostaphylos pilosula R. F. Hoover 1964-2-20 8637 San Luis Obispo Oak Park district, north of Arroyo Grande. Comment
  OBI14551  Arctostaphylos pilosula Robert F. Hoover 1964-2-20 8637 San Luis Obispo Oak Park district, north of Arroyo Grande Comment
  OBI62679  Arctostaphylos pilosula Jason Dart 2003-5-9 D 106 San Luis Obispo Lot 24 of the subdivision of lots B,C, and F of the Corbett Tract, Arroyo Grande. this parcel is located on Badger Cyn rd, 1.5 mi up Corbett Cyn rd from the intersection of hwy 227. 127 Comment
  OBI66787  Arctostaphylos pilosula Austin P. Griffiths 1982-1-13 s.n. San Luis Obispo Midway along Indian Knob Ridge crest 183 Comment
  SBBG114849  Arctostaphylos pilosula C. B. Hardham 1964-5-20 11028 San Luis Obispo McChesney Pk 1219 Comment
  UCD53656  Arctostaphylos pilosula W. A. Peterson 1937-4-1 652 San Luis Obispo 2 1/2 miles SSW of La Panza. 960 Comment
  UCD53650  Arctostaphylos pilosula subsp. pismoensis Roman Gankin 1966-2-17 660 San Luis Obispo Hill north of summit of Noyes Road; 0.2 mile southwest of junction with Highway 227; north of Arroyo Grande. Comment
  CAS-BOT-BC46275  Arctostaphylos rudis M. Dearing 1937-8-8 3047 San Luis Obispo Nipomo Mesa. Comment
  JEPS88757  Arctostaphylos rudis Dean W. Taylor 1994-3-5 14180 San Luis Obispo along Pomeroy Road ca 0.3 mi n junction with Willow Road (Nipomo Mesa); Santa Lucia Mountains, Nipomo Mesa 91 Comment
  UCD53807  Arctostaphylos rudis Roman Gankin 1958-2-5 275 San Luis Obispo Off of road 1/2 mile from jct. of Nipomo-Guadalupe Road and from garbage dump; approx. 1 mile west of Nipomo overpass on U.S. 101. Comment
  UCD51929  Arctostaphylos tomentosa subsp. crustacea Roman Gankin; W. R. Hildreth 1967-10-11 1124 San Luis Obispo Near divide between Perfumo Canyon and See Canyon on the See Canyon side. San Luis Obispo County, CA. Comment
  CAS-BOT-BC541436  Arctostaphylos wellsii D. H. Wilken; E. Painter; N. Havlik 2002-12-7 15966 San Luis Obispo Near summit of Indian Knob 200 Comment
  UCR29910.2  Arenaria douglasii J. H. Nishida, Julie Oxford 1982-4-16 310 San Luis Obispo South Coast Range, 0.6 - 1.2 mi south of American Canyon Campground 579 Comment
  CAS-BOT-BC174075  Arenaria paludicola R. F. Hoover 1947-7-27 7336 San Luis Obispo Black Lake Canyon, s. of Arroyo Grande Comment
  UC964813  Arenaria paludicola G. Thomas Robbins 1950-5-13 3353 San Luis Obispo Along west of Oso Flaco Lake. Comment
  OBI75823  Aristocapsa insignis Robert F. Hoover 1949-6-4 7746 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  CAS-BOT-BC82394  Arnica discoidea R. F. Hoover 1951-6-21 8018 San Luis Obispo Pine Mt., Santa Lucia Mts. Comment
  UCR217292  Artemisia Mark A. Elvin 2009-1-27 s.n. San Luis Obispo Central Coast, between agricultural fields and riparian area of Oso Flaco Creek, between Little Oso Flaco Lake and Oso Flaco Lake 7 Comment
  CAS-BOT-BC84921  Artemisia californica R. F. Hoover 1966-9-13 10005 San Luis Obispo Ragged Point Comment
  CDA11281  Artemisia californica G. F. Hrusa, D. Ragan 1994-11-19 12010 San Luis Obispo Los Padres National Forest; Cuesta Ridge East. S end of access Rd. to Mt. Lowe, Black Butte. Comment
  OBI28194  Artemisia californica Jeffrey Null 1980-5-11 13 San Luis Obispo Ecological Study area, Cal Poly campus, SLO Comment
  OBI28561  Artemisia californica John Jackman and Julie Truesdale, Julie Truesdale 1980-1 36 San Luis Obispo MacGillivary Ranch Adelaida Comment
  OBI51737  Artemisia californica R. Mike Arens 1994-1-12 04 a San Luis Obispo Cal Poly campus, SLO. In Poly Canyon near Botanical Garden foot bridge 152 Comment
  CAS-BOT-BC84876  Artemisia californica Alice Eastwood 1927-7-29 14947 San Luis Obispo Morro Sands Comment
  CAS-BOT-BC84826  Artemisia cana subsp. cana Ernest C. Twisselmann 1960-9-13 6005 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI27556  Artemisia douglasiana Melinda Doud 1976-5-28 669 San Luis Obispo Reservoir Cyn Comment
  CAS-BOT-BC84822  Artemisia douglasiana Ernest C. Twisselmann 1956-11-3 3216 San Luis Obispo La Panza Range - Salinas River at the base of Salinas Dam. 400 Comment
  OBI83411  Artemisia tridentata subsp. parishii George Butterworth 2009-11-5 761 San Luis Obispo Chimeneas; Cuyama River, Oakey Terrace 442 Comment
  CAS-BOT-BC93468  Artemisia tridentata subsp. tridentata R. F. Hoover 1946-11-17 6561 San Luis Obispo Cuyama River at highway bridge just below Gypsum Canyon Comment
  OBI77832  Asclepias Danielle DeRome 1995-4-1 41955 A San Luis Obispo Poly Cyn just ENE of the Peterson farmhouse on the W facing slope above Brizzolara Crk Comment
  UCR109655  Asclepias eriocarpa R. D. Goeden, Don W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Lucia Range, Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos 300 Comment
  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
  RSA216798  Asclepias erosa Robert F. Hoover 1966-10-8 10148 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  UCD121330  Asclepias fascicularis G. K. Helmkamp; E. A. Helmkamp 2004-8-14 8784 San Luis Obispo San Luis Obispo County: Central Coast: junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo. 107 Comment
  JEPS27052  Asclepias vestita Rimo Bacigalupi with F. Chisaki, L. Dempster, and C. Hardham 1960-5-12 7431 San Luis Obispo n-facing slope just e Bee Rock (<but 0.4 mi w of Bee Rock on both Tierra Redonda Mtn. - 1949 - and Bradley 15 - 1919 - U.S.G.S. sheets>, Bee Rock Canyon); Tierra Redonda Mtn. Quad., Bradley Quad., Bee Rock Canyon Comment
  OBI20520  Asclepias vestita Rimo Bacigalupi, G. T. Robbins & Keith Harrison 1955-5-16 5133 San Luis Obispo Upper part of Commatti Cyn, tributary of San Juan crk, at beginnin of digger pine - blue oak belt, 14 mi S of Shandon 396 Comment
  CDA43228  Asphodelus fistulosus Richard R. Halse 2012-3-26 8439 San Luis Obispo Along State Highway 1 at the north edge of Cayucos, by exit 285. Comment
  OBI79764  Asphodelus fistulosus David J. Keil 2012-7-18 31461 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  CAS-BOT-BC482879  Asphodelus fistulosus R. F. Hoover 1956-4-14 8365 San Luis Obispo 1 mile west of Nipomo at site of abandoned dump Comment
  SD264687  Asphodelus fistulosus Jasmine Watts, Kathy Thompson 2001-3-11 49 San Luis Obispo 0.5 mi west of Avila Beach Dr. and San Luis Bay Dr. Comment
  UC2027514  Aspidotis carlotta-halliae David J. Keil with Matt Ritter, Ken Haggard, et al. 2011-3-22 30980 San Luis Obispo Upper eastern slope of Santa Lucia Mountains. Tributary of Tassajara Canyon north of San Luis Obispo. Comment
  LA105619  Aster chilensis Barry A. Prigge; 1989-7-2 9002 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, from 0.6 to 1.1 mi. N of State Highway 1; ca. 2 mi. E of Morro Bay 30 Comment
  RSA417639  Aster chilensis Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo. Comment
  CDA4635  Aster chilensis Clare B. Hardham 1963-9-14 10928 San Luis Obispo Villa Creek. Comment
  CAS-BOT-BC177786  Astragalus curtipes Alice Eastwood; John Thomas Howell 1936-5-6 2216 San Luis Obispo Chorro Creek Comment
  UC1128833  Astragalus curtipes P. L. Johannsen 1936-3-21 686 San Luis Obispo 1 mi s San Luis Obispo; San Luis Obispo Quad., s of San Luis Obispo 76 Comment
  UC574608  Astragalus curtipes W. H. Brewer April 1860-Apr 1862 460 San Luis Obispo San Luis Obispo Comment
  OBI13368  Astragalus didymocarpus Robert F. Hoover 1948-4-17 7471 San Luis Obispo San Juan River S of Shandon Comment
  UCR28918  Astragalus didymocarpus David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1981-4-24 14486 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
  OBI73236  Astragalus didymocarpus var. didymocarpus David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30741 San Luis Obispo Carrizo Plain west -southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  UCR159301  Astragalus douglasii George K. Helmkamp, E. A. Helmkamp 2005-4-22 9419 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
  UCR19446  Astragalus douglasii O. H. Kappler 1945-4-21 754 San Luis Obispo Inner South Coast Range, Temblor Range, Cholame Creek Comment
  CAS-BOT-BC182887  Astragalus douglasii Ernest C. Twisselmann 1963-4-30 8118 San Luis Obispo Hills at the summit of Palo Prieta Canyon 655 Comment
  UC13362  Astragalus douglasii State Survey Apr 1861 494 San Luis Obispo Sta Margarita Valley Comment
  OBI13361  Astragalus douglasii var. douglasii Robert F. Hoover 1947-3-30 6813 San Luis Obispo Calf Cyn Comment
  OBI49325  Astragalus douglasii var. douglasii Lewis S. Rose 1936-5-8 36261 San Luis Obispo 8 mi E of La Panza 671 Comment
  SBBG108027  Astragalus gambelianus C. B. Hardham 1961-5-17 7058 San Luis Obispo 4 mi W of Ocean View Mine Comment
  UC1285207  Astragalus gambelianus R. F. Hoover 1958-4-23 8461 San Luis Obispo above Cayucos (South Fork Old Creek); , above Cayucos Comment
  OBI29069  Astragalus lentiginosus var. nigricalycis Melissa Luckow, Rhonda Riggins 1982-4-13 752 San Luis Obispo Buena vista overlook, 4.6 mi N of jct ith Soda Lake Rd 9.7 mi E of Taft Comment
  CAS-BOT-BC178057  Astragalus lentiginosus var. nigricalycis Ernest C. Twisselmann 1954-6-5 1341 San Luis Obispo Summit of Crocker Pass, Sotuherastern San Luis Obispo County - Temblor Range and the Western San Joaquin Valley 972 Comment
  CAS-BOT-BC187541  Astragalus macrodon Roxana S. Ferris 1939-5-23 9756 San Luis Obispo About 4 miles east of Templeton 426 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
  CAS-BOT-BC186552  Astragalus nuttallii var. nuttallii R. F. Hoover 1946-7-21 6233 San Luis Obispo San Simeon Creek Beach Comment
  OBI26713  Astragalus nuttallii var. nuttallii Katherine K. Muller 1965-7-27 1396 San Luis Obispo Mouth of Oso Flaco Lake Comment
  SBBG90407  Astragalus nuttallii var. nuttallii C. F. Smith 1961-9-15 6502 San Luis Obispo above W end of Big Twin Lake, S of Oceano Comment
  UCD105156  Astragalus oxyphysus Jer-Ming Hu; UC Davis Botany Club 1996-3-27 1056 San Luis Obispo San Luis Obispo County: Carrizo Plain, along Soda Lake Rd, south of Soda Lake. 213 Comment
  OBI13311  Astragalus oxyphysus Robert F. Hoover 1966-10-8 10147 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  OBI13305  Astragalus pomonensis Robert F. Hoover 1947-4-13 6923 San Luis Obispo Baywood Park Comment
  OBI58072  Astragalus trichopodus var. phoxus David J. Keil 1998-8-26 28054 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch Kennel Creek Rd. (35 deg. 09.851 N x 120 deg. 05.922' W). 628 Comment
  POM275830  Astragalus trichopodus var. phoxus Lyman Benson 1934-4-14 5796 San Luis Obispo 50 miles W of Maricopa. Cuyama River. 610 Comment
  OBI65037  Athysanus pusillus Greg Wilvert 2005-4-14 224 San Luis Obispo SE half of the Caliente Range. 2 km SSW of Lawson Spring 959 Comment
  JEPS85868  Athysanus unilateralis Roy E. Buck 1989-3-24 1124 San Luis Obispo 0.3 air km e of se tip of main Soda Lake (Carrizo Plain, se of Simmler-Soda Lake Road, 0.3 rd mi e of Soda Lake Road junction, 24 air km sw of Mckittrick (kern Co.)); Carrizo Plain 588 Comment
  OBI66614  Atriplex argentea var. expansa David J. Keil 1998-10-9 28171 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  UCD77419  Atriplex argentea var. expansa Robert E. Preston 1999-9-29 1246 San Luis Obispo Carrizo Plains, along Soda Lake Rd, 0.25 mi S of Del Rosa Rd. T30S R19E NW 1/4 of SE 1/4 Sec 19 591 Comment
  CDA17587  Atriplex californica Austin Griffiths, Winton H. Woody Frey 1981-10-5 s.n. San Luis Obispo Guadalupe Dunes; Midway towards Mussel Point from Guadalupe Beach 45 Comment
  UCR115299  Atriplex californica Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes. More or less midway between Oso Flaco Ck. and Santa Maria R. Comment
  OBI60081  Atriplex canescens George Butterworth 1997-11-17 212 San Luis Obispo 10 ft S of Soda Lake rd, 0.6 mi E of KCL 686 Comment
  UCSB15685  Atriplex canescens 1962-5-12 San Luis Obispo 1 mile southeast of State Highway 166 on U.S. Highway 399, Upper Cuyama 640 Comment
  SBBG94054  Atriplex canescens var. canescens C. F. Smith 1958-7-15 5812 San Luis Obispo wash along Cuyama River, 2 mi E of town of Cuyama Comment
  OBI17337  Atriplex coronata Robert F. Hoover 1967-6-4 10617 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  OBI80549  Atriplex coronata D. H. Wilken, E. Painter 2011-5-19 17950 San Luis Obispo W of Simmler Rd, 0.5 km NNE of its jct with Soda Lake Rd, E side of S arm of Soda Lake. 570 Comment
  UCD77394  Atriplex coronata Robert E. Preston 1998-6-17 1142 San Luis Obispo Carrizo Plain, N of Soda Lake, along 7 Mile Rd, 2.3 mi E of its jct with Soda Lake Rd 585 Comment
  CAS-BOT-BC169161  Atriplex lentiformis Mrs. H. C. Cantelow 1936-12-17 1805 San Luis Obispo Near Estrella River Comment
  OBI73252  Atriplex prostrata Michael Walgren 2010-9-18 170 San Luis Obispo Estero Bluffs state park, 1.56 mi W of Cayucos Crk, S of hwy 1; at mouth of San Geronimo Crk Comment
  OBI17280  Atriplex semibaccata Marta Bruckner 1963-11-5 9 San Luis Obispo Morro Bay state Park Comment
  UC1927840  Atriplex serenana David Keil 1998-10-9 28152 San Luis Obispo Ca. 20 road miles w of New Cuyama along Hwy 166. Ca. 1400 ft. elev. Comment
  CAS-BOT-BC180856  Atriplex serenana var. serenana Ernest C. Twisselmann 1960-8-12 5985 San Luis Obispo South end of Grant's Lake - Temblor Range and the Western San Joaquin Valley 579 Comment
  UC850706  Atriplex serenana var. serenana Chester Dudley Sept 1936 San Luis Obispo Salinas River near San Miguel; Salinas River near San Miguel Comment
  CAS-BOT-BC178413  Atriplex spinifera R. F. Hoover 1966-3-30 9759 San Luis Obispo West side of Soda Lake, Carrizo Plain Comment
  OBI17275  Atriplex spinifera Robert F. Hoover 1968-4-16 11036 San Luis Obispo Chalk Mt, N side of Cuyama valley Comment
  SBBG48629  Atriplex spinifera L. S. Matlovsky 1974-4-5 DM 1889 -35 San Luis Obispo S end of Soda Lake, Carrizo Plain 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
  UCR4848  Atriplex watsonii O. F. Clarke 1966-11-26 661126- 03 San Luis Obispo Central Coast, Morro Bay 6 Comment
  UCD56223  Avena barbata W. A. Peterson 1937-4-27 750 San Luis Obispo San Luis Obispo County: Piletas Canyon. La Panza. 594 Comment
  OBI2512  Avena barbata Larry E. Brown 1970-3-29 1761 San Luis Obispo Hi Mtn Lookout near Pozo Comment
  RSA129091  Avena barbata T. M. Hendrix 1937-4-17 31 San Luis Obispo 3.3 miles S.E. of Pozo. 457 Comment
  POM115200  Avena fatua Marcus E. Jones 1982-5-6 3232 San Luis Obispo [No additional locality data provided] Comment
  SEINET8753990 Image available Avena fatua Richard R. Halse 2015-3-24 9356 San Luis Obispo San Simeon, just north of the Motel 6 at 9070 Castillo Drive 17 Comment
  UC2027444  Avena fatua Greg Wilvert 2005-4-23 292 San Luis Obispo Southeast Half of the Caliente Range. 1.3 km NW of Lawson Spring. Comment
  UC53763  Avena fatua Joseph Burtt Davy 1901-5 7580 San Luis Obispo Rancho Asuncion Templeton Comment
  OBI72374  Baccharis glutinosa Anthony Baniaga 2010-5-22 220 San Luis Obispo Black Lake Cyn,Callender property 19 Comment
  UCR58154  Baccharis glutinosa George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Toro Creek Canyon Road, east of Hwy 101, just south of Cayucos 122 Comment
  OBI58231  Baccharis glutinosa Austin P. Griffiths, K. G. Jones & G. J. Jones 1986-5-3 s.n. San Luis Obispo Pismo Dunes, at NE edge of Maidenform Flat, this near base but in open sand slip face Comment
  OBI77979  Baccharis glutinosa D. R. Miller, E. A. Appel 2012-10-21 1012 .1031 San Luis Obispo Near end of Windsor Dr, on the Fiscalini Ranch Preserve 18 Comment
  POM289738  Baccharis pilularis Cora W. Benson 1929-1-26 s.n. San Luis Obispo Hills near Pismo Beach 91 Comment
  OBI35491  Baccharis pilularis S. M. Inman 1983-9-23 106 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. Comment
  OBI7014  Baccharis pilularis subsp. consanguinea D. W. Stager 1972-9-11 58 San Luis Obispo Morro Bay State Park, Sand spit Comment
  OBI16952  Baccharis plummerae subsp. glabrata Robert F. Hoover 1949-9-9 7756 San Luis Obispo Forks of San Simeon Crk Comment
  OBI28136  Baccharis salicifolia Rick Frelinger 1982-5-8 35 San Luis Obispo Salinas River, 15 mi N of Atascadero, adjacent to U.S. Hwy 101 Comment
  OBI28774  Barbarea orthoceras David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14507 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  POM113393  Barbarea orthoceras P. A. Munz 1926-4-9 10210 San Luis Obispo 10 miles SW of Paso Robles. Comment
  UCR67894  Barbarea orthoceras var. dolichocarpa Steven A. Junak 1990-4-27 4225 San Luis Obispo Santa Lucia Mtns, Cuesta Ridge: just north of NW corner of Cuesta Ridge Botanical Area, north of main road (USFS Road #29S11.3) along powerline access road, c. 5.9 mi west of Hwy 101 and 0.3 mi west of W boundary of the Botanical Area. 701 Comment
  OBI13895  Bauhinia galpinii David J. Keil 1977-10-23 s.n. San Luis Obispo Campus of Calif Polytechic State Univ Comment
  OBI44971  Bellardia trixago David J. Keil 1979-4-29 13060 San Luis Obispo Laguna Lake Park Comment
  OBI78861  Berberis pinnata Michael Walgren 2013-2-6 301 San Luis Obispo Harmony Headlands State Park. 53 Comment
  UC1126286  Berberis pinnata B. Bolt 1936-3-14 624 San Luis Obispo 1 mi se Black Hill; Cayucos Quadrangle Comment
  RSA18215  Berberis pinnata C. B. Wolf 1929-4-16 3635 San Luis Obispo 8 mi, no. of Cayucos, coast road. 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
  UC1223706  Bergia texana Ernest C. Twisselmann 1962-7-12 7427 San Luis Obispo Vernal Pool bed at the summit of Palo Prieta Canyon Comment
  UC771662  Berula erecta R. F. Hoover 1946-8-25 6342 San Luis Obispo Ocean Beach Comment
  CAS-BOT-BC105997  Blennosperma nanum var. nanum R. F. Hoover 1966-3-30 9751 San Luis Obispo Carrizo Plains, 1 mi. s. of Simmler, just north of California Valley headquarters Comment
  CDA11646  Bloomeria crocea G. F. Hrusa, T. D. Wilfred 1995-6-19 12346 San Luis Obispo Santa Lucia Mountains; SE end of Cuesta Ridge Botanical Area. Comment
  CAS-BOT-BC482128  Bloomeria crocea var. aurea Alice Eastwood 1928-5-17 15120 San Luis Obispo Along Chollo Creek on hills Comment
  UC296174  Boechera arcuata R. F. Hoover 1948-4-16 7457 San Luis Obispo Upper Morro Creek Comment
  RSA223757  Boisduvalia glabella E. C. Twisselmann 1960-7-25 5977 San Luis Obispo Temblor Range and the Western San Joaquin Valley: South end of Grant s Lake 582 Comment
  OBI51934  Bolboschoenus maritimus subsp. paludosus Larry Kelly, David J. Keil 1988-10-1 266 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI56845  Bowlesia incana David J. Keil 1998-4-9 26625 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  CAS-BOT-BC420329  Boykinia occidentalis R. F. Hoover 1947-8-17 7384 San Luis Obispo Ravine just north of San Carpoforo Creek. Comment
  OBI29019  Brachypodium distachyon David J. Keil 1982-6-4 16178 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. CA 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  UCR91850  Brachypodium distachyon George K. Helmkamp 1996-5-24 1013 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  CAS-BOT-BC36605  Brassica nigra John Thomas Howell 1964-6-29 40771 San Luis Obispo Cambria. Comment
  OBI28276  Brassica nigra Rick Frelinger 1982-5-10 72 San Luis Obispo San Luis Crk in Reservoir Cyn Comment
  CDA38639  Brassica oleracea var. sabellica G. Perez/J. Steele 2012-9-13 PDR# 1599492 San Luis Obispo Montana de Oro State Park; Spooner's Cove. 0 Comment
  SEINET6626603  Brassica rapa J. M. Rominger 1990-3-16 3691 San Luis Obispo Near Cambria 3 Comment
  OBI80246  Brassica rapa Kristen M. Nelson 2013-2-9 9 San Luis Obispo Ca. 7 miles SW of downtown San Luis Obispo; ca. 0.5 driving miles east of CA-227 on Corbett Canyon Road Along disturbed roadside, full sun. 85 Comment
  UCR263710  Brickellia californica Mark A. Elvin, David J. Keil 2014-9-12 7615 San Luis Obispo Central Coast, east of Cambria along Santa Rosa Creek Road c. 6.5 km (air) east of Main Street 76 Comment
  CAS-BOT-BC145452  Briza maxima Ernest C. Twisselmann 1955-6-3 2069 San Luis Obispo Piedras Blancas Point. 30 Comment
  UCR18701  Briza maxima Eugene Cardiff 1979-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines. Canyon bottom about 1 mi from ocean Comment
  SEINET7063739  Brodiaea elegans A. G. Vestal 1947-4-21 s.n. San Luis Obispo Base of grade from Estrella on Hog Canyon Road. UTM Zone 10, 717239mE, 3953914mN. (WGS84/NAD83). 229 Comment
  UC1134008  Brodiaea terrestris subsp. kernensis T. M. Hendrix 1937-6-3 246 San Luis Obispo 2 3/4 mi nw El Dorado School; Pozo Quadrangle Comment
  UC57506  Brodiaea terrestris subsp. terrestris J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  SBBG112436  Brodiaea terrestris subsp. terrestris D. Keil 1996-4-5 25819 San Luis Obispo Navajo Rd, ca. 200 m from Hwy 58; T29S R16E S17 396 Comment
  UC768709  Brodiaea terrestris subsp. terrestris R. F. Hoover 1939-5-4 4080 San Luis Obispo near Santa Margarita (on road to Pozo) Comment
  UCD60259  Bromus P. B. Kennedy 1919-4-10 s.n. San Luis Obispo San Luis Obispo County. Comment
  OBI59052  Bromus David J. Keil 1998-6-15 27828 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  CAS-BOT-BC144270  Bromus arenarius Ernest C. Twisselmann 1952-5-9 10 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, 7 miles south of Cholame. Comment
  OBI22439  Bromus arenarius Robert F. Hoover 1947-4-20 6979 San Luis Obispo Near El Dorado School (N of Pozo) Comment
  OBI64165  Bromus arizonicus David J. Keil 2003-5-15 30179 San Luis Obispo Crabtree development site. Santa Lucia Mts. Northwest of Cuesta Pass, west of Highway 101 Comment
  UCD57691  Bromus arizonicus John Thomas Howell 1956-3-22 31128 San Luis Obispo San Luis Obispo Co.: Shandon. Comment
  UC1873085  Bromus berteroanus David Keil with Rhonda Riggins 2003-4-23 30127 San Luis Obispo Caliente Range. Along road paralleling Morales Canuyon pon south side of range 905 Comment
  SEINET251659 Image available Bromus catharticus George K. Helmkamp 2004-3-21 8386 San Luis Obispo Central Coast: Mesa Duners Mobile Home Park along Mesa View Dr., 0.2 mi S. of the junction of Halcyon Rd. SE of O ceano ( Oceano 7.5.' Q) 61 Comment
  OBI22366  Bromus catharticus var. elatus Ernest C. Twisselmann 1954-5-11 1214 San Luis Obispo Summit of Palo Prieta Cyn, 6 mi S of Cholame 579 Comment
  OBI28750  Bromus hordeaceus David J. Keil 1981-4-24 14494 San Luis Obispo 2.5 mi S of California Valley Fire Station along Soda Lake rd Comment
  CAS-BOT-BC162411  Bromus laevipes Roxana S. Ferris 1939-6-18 9784 San Luis Obispo Santa Lucia Mountains. 5.5 miles east of Adelaida on Paso Robles Road. Comment
  UCSB16620  Bromus madritensis subsp. madritensis Hardham, Clare 1957-4-14 San Luis Obispo About 4 mi W of Templeton, Santa Rita Rd Comment
  HSC9316  Bromus madritensis subsp. rubens D. A. Shally 1965-4-13 21 San Luis Obispo Cottonwood Pass, Hwy. 41 610 Comment
  UC337748  Bromus madritensis subsp. rubens unknown May 1885 San Luis Obispo California Comment
  SEINET3922349  Bromus rigidus G. T. Nordstrom 1937-4-19 1092 San Luis Obispo 0.7 mile southeast of Adelaida.; 0 457 Comment
  UCR162155  Bromus rubens George K. Helmkamp, E. A. Helmkamp 2005-2-14 8908 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  CAS-BOT-BC161769  Bromus rubens R. F. Hoover 1964-5-13 8850 San Luis Obispo South Fork of Old Creek. Comment
  CDA16897  Bromus trinii G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  SEINET11093149  Cakile maritima Unknown 1962-9-5 75345 San Luis Obispo On the beach near Cambria, San Luis Obispo County, California. Comment
  CAS-BOT-BC438521  Calandrinia ciliata Ernest C. Twisselmann 1954-5-1 1158 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Associated Ridges, 9 miles east of Simmler 1005 Comment
  OBI78932  Calibrachoa parviflora David J. Keil 2013-8-22 31920 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
  CAS-BOT-BC167327  California macrophylla R. F. Hoover 1952-5-6 8152 San Luis Obispo East of Atascadero on Creston Road, just east of pump station Comment
  SBBG124971  Callitriche marginata C. B. Hardham 1957-4-19 1690 San Luis Obispo Santa Rita (Juhl) Ranch, W of Templeton Comment
  OBI32967  Callitriche marginata David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16987 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso 5 Comment
  OBI57355  Callitriche marginata David J. Keil, with Kathleen A. Keil 1998-4-18 26816 San Luis Obispo Los Padres Natinal Forest. La Panza Mts., 1.6 miles from Hwy 58 on Red Hill Rd. Comment
  OBI66708  Callitriche marginata David J. Keil, with Robyn Cox, Cindy sage and Orrin Sage 2002-2-11 29741 San Luis Obispo East of California Highway 1, along dirt road paralleling Arroyo de la Cruz south of Cinnabar Hill Comment
  SBBG21379  Callitriche trochlearis C. B. Hardham 1960-5-5 5663 San Luis Obispo Pine Mtn 762 Comment
  POM119049  Calochortus albus Benjamin Cobb 1908-05 s.n. San Luis Obispo Cambria, in the Coast ranges. Comment
  UCD139449  Calochortus albus Margot B. Forde 1962-5-17 s.n. San Luis Obispo San Luis Obispo County: Cambria. Comment
  OBI58983  Calochortus argillosus David J. Keil, Brian Aviles 1998-4-27 26913 San Luis Obispo SLO at the end of Lizzie St. above old SLO Junior High School. At site of La Loma Adobe and on hillside above. Comment
  CAS-BOT-BC132357  Calochortus clavatus Clare B. Hardham 1960-5-13 5698 San Luis Obispo Hills between San Juan River and Carissa Plains Comment
  OBI81311  Calochortus clavatus David J. Keil, Janet Haden 1988-5-24 20676 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
  SBBG93865  Calochortus clavatus var. clavatus C. F. Smith 1968-6-28 10092 San Luis Obispo near Cuesta Ridge Botanical Area and Cerro Alto, W of summit of Cuesta Grade on US Hwy 101 Comment
  SBBG57707  Calochortus luteus M. M. Miles -Jun-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC54845  Calochortus luteus Mrs. R. W. Summers May 1879 San Luis Obispo near San Luis Obispo Comment
  OBI53944  Calochortus obispoensis Justin Epting 1995-7-10 s.n. San Luis Obispo Cal Poly Biological Preserve Comment
  OBI78868  Calochortus obispoensis Garret Ahern 2013-6-7 3 San Luis Obispo Near the Cal Poly "P" Comment
  SBBG948  Calochortus obispoensis H. and M. Dearing 1940-6-16 4873 San Luis Obispo N of San Luis Obispo Comment
  OBI6695  Calochortus obispoensis Robert F. Hoover 1946-6-23 6190 San Luis Obispo Summit at head of Carpenter Cyn, N of Arroyo Grande Comment
  POM153262  Calochortus obispoensis C. L. Hitchcock 1928-6-3 5 San Luis Obispo Between San Luis Obispo and Pismo 274 Comment
  UC1296321  Calochortus simulans R. F. Hoover 1964-5-11 8773 San Luis Obispo road to Hi Mountain from Pozo-Arroyo Grande summit Comment
  CAS-BOT-BC132580  Calochortus uniflorus R. F. Hoover 1948-4-14 7447 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz on State Highway No. 1 Comment
  UC59532 Image available Calochortus venustus J. H. Barber San Luis Obispo Comment
  SBBG132541  Calystegia collina subsp. venusta D. Keil, R. Riggins, D. R. Miller 1998-5-27 27465 San Luis Obispo San Simeon Crk Rd at Eagle Point, 10 mi NE from Hwy 1 Comment
  UC1953178  Calystegia collina subsp. venusta David Keil with Rhonda Riggins and D. R. Miller 1998-5-27 27465 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NW from Hwy 1. Comment
  SEINET4136577  Calystegia longipes David Keil 1987-5-6 20112 San Luis Obispo Highway 58, east of Santa Margarita. Ca 1 mile east of Highway 229.; 0 Comment
  JEPS47860  Calystegia macrostegia subsp. cyclostegia W. L. Jepson 1920-4-7 8442 San Luis Obispo on road to San Luis Obispo near the ocean n Pismo; near the ocean near Pismo Comment
  OBI63067  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19760 San Luis Obispo Coast rd at N end of coastal plain, by San Carpoforo crk 50 Comment
  UCR14484  Calystegia macrostegia subsp. cyclostegia 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
  OBI57542  Calystegia macrostegia subsp. cyclostegia David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27507 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
  SD148182  Calystegia macrostegia subsp. intermedia G. K. Helmkamp, E. A. Helmkamp 2001-4-29 6598 San Luis Obispo Profumo Canyon Road, 2.8 miles west of Los Osos Valley Road. 91 Comment
  CAS-BOT-BC221159  Calystegia malacophylla subsp. pedicellata Chester Dudley 1936-5-1 s.n. San Luis Obispo Above La Panza 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
  SEINET7126021  Calystegia purpurata subsp. purpurata J. M. Johnson Unknown 174 San Luis Obispo Los Padres National Forest, 15 miles east of Santa Margartita, Frazer Canyon, Pozo Creek Comment
  RSA710303  Calystegia subacaulis R. K. Brummitt, D. J. Keil, N. A. Brummitt 1998-5-9 19807 San Luis Obispo El Chorro Regional Park, 8km NW of San Luis Obispo. 100 Comment
  SBBG118542  Calystegia subacaulis subsp. episcopalis E. Painter, M. Wetherwax, D. Keil 2000-4-20 SLO 69 a San Luis Obispo S base of large serpentine outcrop, W of Chorro Reservoir, and on slope below; Camp San Luis Obispo 200 Comment
  UCR4635  Camissonia boothii subsp. decorticans Frank C. Vasek 1963-5-11 630511- 03 San Luis Obispo Coast Range, road between Creston and Shandon, c. 9 miles SW of Shandon 457 Comment
  OBI11987  Camissonia campestris subsp. campestris Robert F. Hoover 1952-4-10 8103 San Luis Obispo La Panza district, just W of San Juan river Comment
  RSA43095  Camissonia campestris subsp. campestris Robert F. Hoover 1947-4-12 6898 San Luis Obispo Upper Navajo Creek, La Panza Range. Comment
  RSA186464  Camissonia micrantha Peter H. Raven 1962-3-25 16972 San Luis Obispo Near Shell Creek on road to Shandon, 1.2 miles north of Creston - Simmler Road 396 Comment
  UCR134696  Camissonia strigulosa George K. Helmkamp 2003-9-10 8135 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI57990  Camissonia strigulosa Austin P. Griffiths 1987-3-9 18066 San Luis Obispo In Oceano pasture Comment
  CAS-BOT-BC160310  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Mrs. E. C. Van Dyke 1928-7-1 s.n. San Luis Obispo Pismo Comment
  OBI33632  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Robert J. Rodin 1972-3-29 8612 San Luis Obispo S of Oso Flaco in Nipomo Mesa Comment
  RSA0080017  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3206 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, just up the dunes from the beach. 16 Comment
  SBBG82177  Camissoniopsis cheiranthifolia subsp. cheiranthifolia C. F. Smith 1962-8-7 8043 San Luis Obispo Oso Flaco Lake, S of Oceano Comment
  CAS-BOT-BC160298  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Clare Hardham 1963-4-19 s.n. San Luis Obispo Dunes near mouth of Arroyo de la Cruz Comment
  UC1953243  Camissoniopsis hirtella David Keil with Jason Dart and Meg Perry 2010-4-27 30721 San Luis Obispo La Panza Mountains. South side of Highway 58, 0.4 miles west of Shell Creek Road. Comment
  OBI11901  Camissoniopsis ignota Robert F. Hoover 1947-4-12 6904 San Luis Obispo Upper Navajo Crk La Panza Range, in area swept by fire last summer Comment
  OBI58537  Camissoniopsis intermedia David J. Keil 1998-6-10 27745 San Luis Obispo S of Creston at 4425 Coyote Canyon Rd. (between Creston & Hwy 58, W of O'Donnovan Rd.) Comment
  OBI62417  Camissoniopsis micrantha L. D. Oyler, David J. Keil, K. Faustini 1990-4-26 1104 San Luis Obispo Nipomo dunes. UNOCAL pipeline that runs N-S through dunes Comment
  OBI78320  Camissoniopsis micrantha Dave Imper 1977-2-24 56 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  CDA17906  Camissoniopsis micrantha Austin Griffiths 1987-3-9 18067 San Luis Obispo Oceano 0 Comment
  OBI29250  Capsella bursa-pastoris David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14543 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  RSA0028041  Capsella bursa-pastoris Greg Wilvert 2005-4-8 198 San Luis Obispo 1.5 kilometers S of Soda Lake Rd. along Padrones Canyon Rd. 806 Comment
  OBI77645  Cardamine californica Ed Zimmerman 1966-4-8 8 San Luis Obispo Perfumo Cyn Comment
  SBBG118184  Cardamine californica var. integrifolia M. Wetherwax, E. Painter 2000-3-20 SLO 37 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 200 Comment
  SBBG124211  Cardionema ramosissimum D. Keil 1990-4-26 21404 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  OBI28217  Carduus pycnocephalus Rick Frelinger 1982-4-10 11 San Luis Obispo San Luis Crk between US hwy 101 and lower Higuera St, San Luis Obispo Comment
  SBBG133083  Carduus pycnocephalus D. Keil, T. Teed, Mariko Uchida 2001-6-15 29562 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  OBI7746  Carduus pycnocephalus B. Sullivan 1976-4-25 56 San Luis Obispo In See cyn Comment
  SBBG94429  Carduus pycnocephalus subsp. pycnocephalus S. A. Junak, T. Ayers 1989-6-28 4107 San Luis Obispo USFS Rd 29S11.3, at saddle on ridge at extreme W edge of the Cuesta Ridge Botanical Area, ca. 0.5 mi W of W boundary, ca. 5.7 mi W of US Hwy 101 746 Comment
  CDA43323  Carduus tenuiflorus David J. Keil 2011-6-6 31044 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Weed-covered hillside northwest of athletic fields. Comment
  OBI32976  Carduus tenuiflorus David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16996 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  JEPS99215  Carex Clare B. Hardham 1961-6-18 7120 San Luis Obispo San Simeon Creek, at foot of Red Mountain Comment
  RSA0115954  Carex barbarae Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7258 San Luis Obispo Central Coast: Santa Maria River Valley, Guadalupe Dunes. Guadalupe-Nipomo Dunes National Wildlife Refuge, Carex wetland at northeast edge of Refuge. 22 Comment
  OBI32260  Carex globosa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14446 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  CAS-BOT-BC20412  Carex globosa Clare B. Hardham 1958-6-4 3514 San Luis Obispo Cone Peak. Comment
  OBI79216  Carex gracilior David J. Keil 2012-5-27 31363 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  UC1133466  Carex gracilior G. T. Nordstrom 1937-5-26 1286 San Luis Obispo 1.4 mi w Asuncion School; Adelaida Quadrangle Comment
  CAS-BOT-BC21853  Carex harfordii Clare B. Hardham 1960-6-17 6183 San Luis Obispo Cambria. Comment
  OBI6411  Carex harfordii Robert F. Hoover 1947-3-19 6698 San Luis Obispo Oak Park district Comment
  OBI6416  Carex harfordii Robert F. Hoover 1947-3-1 6634 San Luis Obispo Cambria Comment
  RSA201539  Carex harfordii Robert F. Hoover 1947-3-19 6698 San Luis Obispo Oak Park District. Comment
  OBI66800  Carex nudata D. R. Miller 1996-3-23 396 -612 San Luis Obispo Pine Mt Region. North Fork Marmolejo Crk. Also in Marmolejo narrows 366 Comment
  OBI78956  Carex nudata Michael Walgren 2013-10-1 352 San Luis Obispo United States Forest Service land at San Carpoforo Creek, about 300 feet inland from the Highway One bridge. 8 Comment
  RSA535262  Carex obispoensis D. A. Young, S. Junak, M. Carroll 1989-3-13 1847 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve Comment
  RSA17781  Carex senta Carl B. Wolf 1929-4-15 s.n. San Luis Obispo 2 miles south of San Luis Obispo. 61 Comment
  SD249083  Carex serratodens David J. Keil, Janet Haden 1988-5-24 20690 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on SW side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. Near outflow from Froom Creek. 35 Comment
  CAS-BOT-BC117628  Carex serratodens Clare B. Hardham 1959-6-8 4772 San Luis Obispo North Side Cypress Mt. Comment
  CAS-BOT-BC117327  Carex spissa Clare B. Hardham 1959-4-29 4338 San Luis Obispo Damp roadside edges and stream banks, Stenner Creek near San Luis Obispo. Comment
  SD67306  Carthamus lanatus Darley F. Howe 1967-8-14 4374 San Luis Obispo Arroyo Grande Comment
  OBI42322  Carthamus lanatus David J. Keil 1986-5-31 19629 San Luis Obispo Along Turri Rd ca 3/4 mi E of jctn with S Bay blvd Comment
  OBI80487  Castilleja affinis David J. Keil 2015-2-14 32634 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 200 Comment
  OBI27049  Castilleja affinis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14032 San Luis Obispo CNPS Society photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI53816  Castilleja affinis Arthur W. Hazebrook 1992-11-14 175 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, area along Guerra rd and S pioneer dunes Comment
  SBBG100029  Castilleja affinis G. T. Robbins, K. Harrison 1955-5-16 5140 San Luis Obispo upper reaches of Camatta Cyn, 1.6 mi N of jct of Camatta Cyn Rd, with direct rd from La Panza to Creston 396 Comment
  SBBG104838  Castilleja affinis subsp. affinis M. D. Proctor, E. A. Young 1993-4-17 ROB 472 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  OBI9382  Castilleja attenuata Robert F. Hoover 1967-4-5 10346 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 Comment
  SBBG106794  Castilleja attenuata C. B. Hardham 1956-3-23 281 San Luis Obispo headwaters of Jack Crk, W of Templeton Comment
  HSC91476  Castilleja densiflora Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  JEPS77729  Castilleja densiflora subsp. densiflora L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-23 4785 San Luis Obispo 9 mi w Simmler Maintenance Station (along Route 58, w of Carriso Plain) 731 Comment
  OBI57083  Castilleja densiflora subsp. obispoensis Danielle DeRome 1995-4-1 419511 San Luis Obispo Collected in Poly Cyn Comment
  OBI76639  Castilleja densiflora subsp. obispoensis Jason Dart 2005-4-17 261 San Luis Obispo Rocky Cyn Rd. The last private parcel on S side of the road at the dead-end trailhead into Rocky Cyn from the Creston side 482 Comment
  OBI62661  Castilleja densiflora subsp. obispoensis Jason Dart, Cletis England 2003-5-6 D 219 San Luis Obispo La Quinta de Avila Ranch in See Cyn 198 Comment
  OBI67831  Castilleja densiflora var. obispoensis E. L. Painter & M. Wetherwax, M. Wetherwax 2002-3-25 CR 269 San Luis Obispo Camp Roberts, near Perimter Rd zone 10S, 700710E, 3954397N 269 Comment
  OBI54180  Castilleja exserta David J. Keil, Kathleen Keil 1995-4-15 24867 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI54439  Castilleja exserta Matthew Arterburn 1997-3-14 11 San Luis Obispo 1.3 mi on Red Hill Rd off hwy 58 Comment
  SBBG20287  Castilleja exserta E. R. Chandler 1963-5-4 1031 San Luis Obispo ca. 1 mi E of Paso Robles near Hwy 466 Comment
  OBI29071  Castilleja exserta David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14464 San Luis Obispo 10 mi E of jctn with Calif Rte 227 along Calif Rte 58 Comment
  JEPS35082  Castilleja exserta subsp. exserta R. F. Hoover 1964-6-6 8963 San Luis Obispo Los Osos Comment
  JEPS17363  Castilleja exserta subsp. exserta Rimo Bacigalupi with G. Thomas Robbins 1954-5-13 4457 San Luis Obispo 2.1 mi w Nipomo; Nipomo Mesa Comment
  UC27263  Castilleja exserta subsp. exserta L. Jared 1897-3-4 San Luis Obispo Estrella; South Coast Ranges Comment
  JEPS27043  Castilleja exserta subsp. latifolia Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7423 San Luis Obispo e of (directly above) community of Morro Bay (just s of town water-tank) 91 Comment
  OBI42375  Castilleja foliolosa David J. Keil 1986-4-8 19137 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  UC454824  Castilleja foliolosa I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  UCR163647  Castilleja foliolosa George K. Helmkamp, E. A. Helmkamp 2005-3-30 9243 San Luis Obispo Outer South Coast Ranges, Pozo Road, 5.5 mi east of [Santa Margarita Lake Road]; W end of Garcia Mountains 503 Comment
  SBBG118187  Castilleja minor subsp. spiralis E. Painter, M. Wetherwax 2000-6-12 PW- 129 San Luis Obispo just beyond E boundary of Camp San Luis Obispo, along rd to railroad tracks 200 Comment
  OBI58798  Castilleja minor var. stenantha David J. Keil 1998-6-1 27545 San Luis Obispo Paso Robles vicinity, E side of Salinas River along River Rd., 0.7 miles N of junction with Experimental Rd. Comment
  OBI64935  Caulanthus anceps Greg Wilvert 2005-3-24 26 San Luis Obispo SE half of the Caliente Range. Approx 2 km N of Wells Cyn 919 Comment
  UC1529013  Caulanthus anceps Dean W. Taylor 1986-3-16 8728 San Luis Obispo 1.2 mi n Shandon-Bitterwater road junction with California Valley rd (along Shandon-Bitterwater road, near benchmark 1718); Temblor Range 518 Comment
  UCD114198  Caulanthus anceps T. C. Fuller 1962-3-1 7740 San Luis Obispo San Luis Obispo County: 3.7 miles NE of Cholame, Highway 41. Comment
  UCSB14926  Caulanthus anceps 1962-3-24 San Luis Obispo 2.8 miles northeast of U.S. 466 at Cholame on State 41 441 Comment
  OBI77751  Caulanthus heterophyllus David J. Keil 1998-4-16 26765 San Luis Obispo Los Padres National Forest. 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Rd. Comment
  SD71164  Caulanthus heterophyllus var. heterophyllus R. F. Hoover 1952-5-11 8194 San Luis Obispo La Panza Range; Navajo Camp. Comment
  CAS-BOT-BC40384  Caulanthus lasiophyllus David D. Keck; J. Clausen 1935-4-9 3083 San Luis Obispo Cholame. 457 Comment
  OBI78766  Caulanthus lasiophyllus Michael Walgren 2014-4-14 396 San Luis Obispo Cayucos, on a north facing slope east of Highway One and south of Old Creek Rd. 68 Comment
  SBBG29862  Caulanthus lasiophyllus I. L. Wiggins 1932-3-25 San Luis Obispo W side of hwy, 6 mi N of Paso Robles Comment
  UC1071085  Ceanothus crassifolius B. Bolt 1936-1-23 558 San Luis Obispo 2.5 mi e Terrace Hill; San Luis Obispo quad 243 Comment
  CDA17933  Ceanothus cuneatus Austin Griffiths 1987-4-29 18168 San Luis Obispo Cuesta Ridge; Near summit, ca. 6 mi from Hwy. 0 Comment
  OBI10473  Ceanothus cuneatus var. cuneatus Carl B. Wolf 1941-7-11 10980 San Luis Obispo S Coast range: La Panza range. Pozo-La Panza rd; 1-1/10 mi SW summit of grade 671 Comment
  UC1276240  Ceanothus cuneatus var. fascicularis R. F. Hoover 1954-2-7 8334 San Luis Obispo Mesa w of Nipomo. Comment
  OBI10539  Ceanothus cuneatus var. fascicularis Mrs. Robert F. Hoover 1962-1-8 4 San Luis Obispo San Luis Obispo, Ca. Cultivated shrub from Nipomo Mesa Comment
  OBI66701  Ceanothus cuneatus var. fascicularis Austin P. Griffiths 1987-4-29 18142 San Luis Obispo Montana de Oro State Park, Hazard Cyn Comment
  OBI10365  Ceanothus cuneatus var. ramulosus Robert F. Hoover 1947-1-18 6595 San Luis Obispo Steiner Crk Comment
  UC1071304  Ceanothus cuneatus var. rigidus A. E. Wieslander 1933-3-23 281 San Luis Obispo Chorro Creek. San Luis Obispo quad., Santa Lucia Range 365 Comment
  UC1070584  Ceanothus dentatus R. St. John 1932-3-10 275 San Luis Obispo La Panza. La Panza quad., Santa Barbara Nat. For. 1097 Comment
  CAS-BOT-BC64401  Ceanothus foliosus subsp. medius D. O. Burge 2007-4-18 DOB 852 b San Luis Obispo Cuesta Ridge Botanical Area, Los Padres National Forest, 5.2 road miles (8.3 km) nw. of Hwy 101 via TV Tower Road (W. 770 Comment
  CAS-BOT-BC64409  Ceanothus foliosus subsp. medius R. F. Hoover 1964-4-15 8730 San Luis Obispo Ridge nw. of Cuesta Pass. Comment
  CDA17855  Ceanothus foliosus var. medius Austin Griffiths, G. F. Hrusa 1987-5-2 18166 San Luis Obispo Cuesta Ridge; West end of Cuesta Ridge Botanical Area. 0 Comment
  UC608221  Ceanothus impressus A. E. Wieslander 1938-4-2 720 San Luis Obispo 1 mi S of Los Berros 121 Comment
  CAS-BOT-BC50027  Ceanothus impressus R. F. Hoover 1954-2-7 8333 San Luis Obispo Near West of Nipomo Comment
  OBI72356  Ceanothus impressus var. nipomensis Anthony Baniaga 2010-4-7 110 San Luis Obispo Black Lake Cyn. Choin property 35 Comment
  RSA25688  Ceanothus impressus var. nipomensis Carl B. Wolf 1941-7-11 10977 San Luis Obispo Nipomo Mesa, 3 miles NW of Nipomo. 61 Comment
  SBBG18568  Ceanothus leucodermis C. B. Hardham 1961-4-16 6873 San Luis Obispo S end of Nacimiento Dam Comment
  RSA758694  Ceanothus maritimus Dylan O. Burge 2007-4-24 DOB 887 c San Luis Obispo Roadside on Highway 1, 0.5 road miles north of bridge over Arroyo de los Chinos (1.8 road miles north of bridge over Arroyo de la Cruz), State Park property on the west side of Hwy 1, 28.2 km 311 degrees true west-northest of Cambria 23 Comment
  CAS-BOT-BC50524  Ceanothus oliganthus R. W. Summers 1884-6-1 s.n. San Luis Obispo Sta Lucia Mts. Comment
  UC1071331  Ceanothus oliganthus var. sorediatus B. Bolt 1936-4-10 660 San Luis Obispo 2 mi ne Mouth of Smith Creek; Cayucos quad. 335 Comment
  CAS-BOT-BC51574  Ceanothus oliganthus var. sorediatus Ira L. Wiggins 1929-4-16 3668 San Luis Obispo Grade 6 miles above Moro on Atascadero Road Comment
  UC1178412  Ceanothus oliganthus var. sorediatus R. J. Rodin 1957-4-9 6143 San Luis Obispo 1/2 mi w Cuesta Summit; Hwy 101 Comment
  OBI28547  Ceanothus papillosus John Jackman & Julie Truesdale, Julie Truesdale 1980-1 158 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  CHSC79560  Ceanothus papillosus var. roweanus G. F. Hrusa; A. P. Griffiths 1987-5-3 5336 San Luis Obispo Central California. The Montana de Oro Region. On summit of Buchon Ridge immed. W of Coon Creek Cyn. 274 Comment
  RSA172345  Ceanothus ramulosus Robert F. Thorne, Percy C. Everett 1963-6-7 32142 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  CAS-BOT-BC52271  Ceanothus thyrsiflorus R. F. Hoover 1947-3-16 6682 San Luis Obispo San Carpoforo Creek Comment
  SFV18788  Ceanothus thyrsiflorus A. Dittmer, R. Provin 2004-4-6 38 San Luis Obispo 0.25 miles south of Carpoforo Creek at pullout for Call Box 703. West side of Highway 1. Coastal terrace about 0.25 miles from ocean. 856 Comment
  UCD170399  Ceanothus thyrsiflorus var. griseus D. O. Burge; S. Ratay 2016-12-3 2205 San Luis Obispo San Luis Obispo County: Cerro Cabrillo area, N slope of ridge connecting Cerro Cabrillo to Hollister Peak. 170 Comment
  UCD170400  Ceanothus thyrsiflorus var. griseus D. O. Burge; S. Ratay 2016-12-3 2206 San Luis Obispo San Luis Obispo County: Cerro Cabrillo area, N slope of ridge connecting Cerro Cabrillo to Hollister Peak. 80 Comment
  OBI32210  Ceanothus thyrsiflorus var. thyrsiflorus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14441 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  CAS-BOT-BC276981  Centaurea cyanus Ernest C. Twisselmann 1955-6-16 2157 San Luis Obispo La Panza Range. Queen Bee Range Improvement Area Comment
  OBI71056  Centaurea melitensis Bernard Miossi 1939-6-23 107 San Luis Obispo 100 dys from hwy 101 at a point 1 mi N of San Luis Obispo 61 Comment
  UCD130082  Centaurea solstitialis Ernest C. Twisselmann 1963-8-4 8823 San Luis Obispo San Luis Obispo County: Palo Prieta Canyon at the Twisselmann Ranch cattle guard. 579 Comment
  RSA133271  Centaurium davyi Clare B. Hardham 1958-5-7 3234 B San Luis Obispo Hills between Bee Rock and the Nacimiento. Comment
  OBI8709  Centranthus ruber Cindy Arey 1967-11-19 15 San Luis Obispo Marsh St in San luis Obispo Comment
  CAS-BOT-BC288669  Centromadia fitchii R. W. S. 1882-8-26 s.n. San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC288662  Centromadia fitchii R. F. Hoover 1966-9-16 10069 San Luis Obispo 1 mile N of Creston, extending nearly to Paso Robles Comment
  CAS-BOT-BC272802  Centromadia parryi subsp. congdonii R. F. Hoover 1969-8-25 11553 San Luis Obispo South end of Laguna de San Luis Obispo Comment
  OBI32059  Cerastium glomeratum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14397 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI19575  Cerastium glomeratum Robert F. Hoover 1947-3-26 6735 San Luis Obispo Price Cyn (just S of) Comment
  UC453985  Cercocarpus betuloides var. betuloides unknown 1906-5-30 San Luis Obispo Cuesta Summit Comment
  OBI54360  Chaenactis glabriuscula var. glabriuscula George Butterworth 1995-3-30 25 San Luis Obispo Carrizo Plain Natural Area. T11N, R26W, S4, NW Qtr. 150 yds SW of Soda Lake Rd, 20 yds W of Weels Rd 671 Comment
  OBI81361  Chaenactis glabriuscula var. glabriuscula Jason Dart, A. Weichert 2010-4-1 356 San Luis Obispo Palo Prieto Conservation Bank, Lake Parcel. 713 Comment
  SBBG19118  Chaenactis glabriuscula var. glabriuscula M. A. Piehl 1963-4-20 6365 San Luis Obispo S side of Salinas River, near bridge, ca. 4 mi NE of Santa Margarita 297 Comment
  RSA151641  Chaenactis glabriuscula var. lanosa R. C. Bacigalupi, G. T. Robbins, Sherwin Carlquist 1954-3-27 4380 San Luis Obispo Between Shandon and Cholame 335 Comment
  CAS-BOT-BC277585  Chaenactis glabriuscula var. lanosa Clare B. Hardham 1956-3-27 309 San Luis Obispo Santa Lucia Mountains. Hills South East of Chimney Rock Comment
  CAS-BOT-BC277612  Chaenactis glabriuscula var. lanosa Alice Eastwood; John Thomas Howell 1936-5-8 2332 San Luis Obispo 7 miles east of La Panza Comment
  UC1285250  Chaenactis stevioides R. F. Hoover 1952-4-20 8148 San Luis Obispo between San Juan River and Carrizo Plain Comment
  RSA201733  Chaenactis stevioides var. brachypappa Robert F. Hoover 1952-4-20 8148 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  UC447275  Chamaesyce ocellata Katharine Brandegee 1912-10-2 San Luis Obispo San Miguel Comment
  OBI80401  Chasmanthe floribunda Alisson Schatz, William Shipman, Jisinia Murphy, Alea Grundler, Erica Peterson 2015-2-7 1 San Luis Obispo Along High School Hill trail located at the west end of Lizzie Street off Wilding Lane. 312 Comment
  CAS-BOT-BC70254  Cheilanthes intertexta R. F. Hoover 1946-12-18 6578 San Luis Obispo 6 mi. s. of Creston, east of Middle Branch of Huer Huero Creek Comment
  OBI79023  Chenopodium album David J. Keil 2013-8-10 31878 San Luis Obispo El Morro Elfin Forest, Los Osos 25 Comment
  CDA34936  Chenopodium album Ann Cochran 1986-7-19 24 San Luis Obispo [California Valley;] corner of Cucamonga Trail and Doris Trail. Comment
  OBI38187  Chenopodium album Eric Wise 1983-10-25 1857 San Luis Obispo Creston Lake. Approx 1/2 mi S of Creston; 1/2 mi S of lake proper in small pond Comment
  OBI44814  Chenopodium album David J. Keil 1979-7-1 13114 San Luis Obispo San Luis Range, lower Prefumo Canyon Comment
  RSA0021792  Chenopodium berlandieri David J. Keil 2012-7-18 31456 San Luis Obispo Just north of bridge over Santa Maria River on Highway 1, north of Guadalupe. 25 Comment
  OBI62509  Chenopodium californicum L. D. Oyler 1990-6-12 1160 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL property Comment
  RSA63058  Chenopodium carnosulum var. patagonicum L. S. Rose 1950-5-13 50116 San Luis Obispo Oso Flaco Lake region Comment
  SEINET4182697 Image available Chenopodium littoreum George K. Helmkamp, E. A. Helmkamp 1999-5-22 4887 San Luis Obispo Los Osos; north of the corner of Buckskin Dr. & Martingale streets. 61 Comment
  OBI17209  Chenopodium murale Betty Sheehan 1957-10-18 27 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  RSA763337  Chenopodium rubrum R. F. Thorne 1965-11-7 33578 San Luis Obispo Oso Flaco Lake. Marsh at SW end of lake. 8 Comment
  OBI44864  Chlorogalum pomeridianum David J. Keil 1979-7-1 13130 San Luis Obispo ridge between prefumo and See cyns. About 5 mi from jctn of Los Osos Valley rd and Prefumo cyn Rd Comment
  SBBG133065  Chlorogalum pomeridianum var. pomeridianum D. Keil, T. Teed, M. Uchida 2001-6-15 29594 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  UCD138446  Chlorogalum pomeridianum var. pomeridianum David Keil; Jill Bushakra 2001-6-14 29556 San Luis Obispo San Luis Obispo County: San Luis Range, between Prefumo Canyon and See Canyon. Comment
  UC1873061  Chondrilla juncea David Keil 2002-11-11 29927 San Luis Obispo Along Buckley Road W of San Luis Obispo County Airport Comment
  CAS-BOT-BC178922  Chorizanthe angustifolia R. F. Hoover 1964-6-6 8962 San Luis Obispo Los Osos Comment
  RSA710245  Chorizanthe angustifolia George K. Helmkamp, E. A. Helmkamp 2000-4-22 5476 San Luis Obispo Central Coast: Los Osos, between the west end of Howard St. and Morro Bay sand dunes 15 Comment
  SBBG30918  Chorizanthe angustifolia R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  CAS-BOT-BC178929  Chorizanthe angustifolia Ernest C. Twisselmann 1959-5-23 5271 San Luis Obispo Pecho Hills, just N of the mouth of Hazard Canyon 45 Comment
  CAS-BOT-BC178935  Chorizanthe angustifolia James L. Reveal; C. Rose Broome 1987-6-20 6506 San Luis Obispo Nipomo Mesa, along Aden Way, 0.2 mile NW of Pomeroy Road, along both sides of the dirt road. At about 3.5 airline miles NW of Nipomo 106 Comment
  UC338247  Chorizanthe angustifolia J. G. Lemmon 1887-1 4598 San Luis Obispo Comment
  UCD77545  Chorizanthe biloba Robert E. Preston 1998-6-12 1117 San Luis Obispo San Luis Obispo County: on hillside ca. 300 W of Navaho Creek, ca. 0.25 mi S of Hwy 58 487 Comment
  CAS-BOT-BC178969  Chorizanthe biloba Ernest C. Twisselmann 1954-5-12 1217 San Luis Obispo Palo Prieta Summit, 7 miles S of Cholame. Temblor Range and the Western San Joquin Valley 640 Comment
  OBI30867  Chorizanthe diffusa Julie M. Vanderwier 1978-5-11 21 San Luis Obispo Indian Knob Tar Sands Comment
  OBI50325  Chorizanthe diffusa Tawney Odegard 1985-5-5 56 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley Rd after passing "Golf Course" sign, turn right on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi MBKR site is on the left Comment
  UC1982143  Chorizanthe diffusa Elizabeth Kempton with James L. Reveal 2008-5-10 552 San Luis Obispo Burton Mesa Public Safety Center Fire Station #51, junction of Harris Grade and Burton Mesa Rds. Comment
  OBI58025  Chorizanthe diffusa David J. Keil, with V. L. Holland 1992-5-28 23160 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  OBI62668  Chorizanthe diffusa Jason Dart 2003-5-8 D 210 San Luis Obispo Lot 24 of the subdivision of lots B, C, and F of the Corbett Tract, Arroyo Grande. This parcel is located on badger Cyn Rd, 1.5 mi up Corbett Cyn Rd from the intersection of hwy 227 127 Comment
  CAS-BOT-BC191243  Chorizanthe douglasii R. F. Hoover 1946-6-2 6136 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  CAS-BOT-BC191226  Chorizanthe douglasii Mary E. Wall 1933-5-11 s.n. San Luis Obispo Santa Margarita, El Dorado School Comment
  CAS-BOT-BC191244  Chorizanthe douglasii Ernest C. Twisselmann 1955-5-27 2024 San Luis Obispo Mariana Creek, La Panza Mountains. La Panza Range 594 Comment
  CAS-BOT-BC256955  Chorizanthe membranacea Alice Eastwood 1928-5-17 15130 San Luis Obispo Along old road to Pozo Comment
  OBI28916  Chorizanthe membranacea Melissa Luckow, Rhond Riggins 1982-5-14 866 San Luis Obispo Just N of Nick Ranch on the rd to Pine Mt Spring. S of Sycamore Cyn Comment
  CAS-BOT-BC252704  Chorizanthe obovata R. F. Hoover 1946-6-23 6195 San Luis Obispo Huasna district Comment
  OBI30870  Chorizanthe obovata Julie M. Vanderwier 1979-6-26 177 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC252703  Chorizanthe obovata Herbert L. Mason 1923-6-22 532 San Luis Obispo Camp Fremont, just above San Luis Obispo Comment
  OBI11209  Chorizanthe obovata Robert F. Hoover 1964-8-14 9284 San Luis Obispo 1 mi S of Edna Comment
  SEINET10825704 Image available Chorizanthe obovata Mary K. Brandegee 1911-1 Brandegee 84 San Luis Obispo Price Canon, near the coast of San Luis Obispo County, in the Upper Sonoran Zone. Comment
  UCSB59195  Chorizanthe obovata Penkala, B.; Ryan, P. 1987-6-25 San Luis Obispo See Canyon, Avila, on west side of Hwy. 227, 75 meters north of jct. with Buck Ridge Ln., Arroyo Grande. 121 Comment
  UC146810  Chorizanthe palmeri Katharine Brandegee June 1888 San Luis Obispo San Simeon Comment
  UC101517 Image available Chorizanthe pungens var. nivea K. Curran 1885-7-1 San Luis Obispo mountains near San Luis Obispo; ; mountains near San Luis Obispo Comment
  JEPS13591  Chorizanthe rectispina Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5237 San Luis Obispo 7.5 mi e Santa Margarita (Parkhill Road); e of Santa Margarita 457 Comment
  NY285652  Chorizanthe rectispina E. Palmer 1876-1 466 San Luis Obispo Mt. McGuinness, 25 miles northeast of San Luis Osbipo Comment
  SD249262  Chorizanthe staticoides David Keil 1986-5-20 19515 San Luis Obispo Cuesta Ridge, east side, ca. 1/2 mile from end of road. Comment
  UC1001168  Chorizanthe uniaristata Robert F. Hoover 1953-5-17 8315 San Luis Obispo Skunk Well Canyon near Marianas Ranch (Temblor Range); , Skunk Well Canyon nr Marianas Ranch Comment
  UC52631  Chorizanthe uniaristata L. Jared 1822-3-4 San Luis Obispo Estrella , Estrella (South Coast Ranges) Comment
  RSA0081669  Chorizanthe ventricosa W. A. Peterson 1937-5-14 837 San Luis Obispo 0.5 mile SW of Yellow Mountain. 564 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
  CAS-BOT-BC255376  Chorizanthe xanti var. xanti Eben McMillan 1957-4-17 34 -16 San Luis Obispo Foot of Caliente Mountain, southern Carrisa Plains 838 Comment
  OBI58090  Chrysolepis chrysophylla var. minor David J. Keil 1998-3-27 26458 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak burned over in summer 1997 244 Comment
  OBI33007  Cicendia quadrangularis David J. Keil 1983-4-23 16921 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI79571  Cicuta douglasii David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31393 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  UC1122920 Image available Cicuta maculata var. angustifolia W. A. Peterson 1936-7-9 348 San Luis Obispo Cuyama Ranch; Santa Ynez Quadrangle Comment
  UC1953209  Cicuta maculata var. bolanderi David Keil 1990-5-12 s.n. San Luis Obispo Montana de Oro State Park, along Coon Creek. Comment
  CDA1235  Cirsium fontinale var. obispoense T. C. Fuller 1962-7-19 9241 -D San Luis Obispo About 6 miles s.w. of San Luis Obispo; Prefumo Canyon Rd. 1.7 mi. w. of junct. with Los Osos Valley Rd. Comment
  SBBG125305  Cirsium fontinale var. obispoense M. A. Elvin with N. Huber 2006-3-30 4626 San Luis Obispo N-side of Laguna Lake, at base of hill 61 Comment
  SJSU2884  Cirsium fontinale var. obispoense G. E. Pilz 1966-2-26 252 San Luis Obispo 0.2 mi downstream from junction of N & S forks of San Simeon Creek 97 Comment
  RSA0070628  Cirsium fontinale var. obispoense Alice Eastwood, John Thomas Howell 1938-6-14 5917 San Luis Obispo Prefumo Canyon. Comment
  UCR215242  Cirsium loncholepis Mark A. Elvin, Glenn M. Greenwald 2007-8-8 5624 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge; north of Santa Maria River, west of Guadalupe, '3-pond Valley', westernmost pond 6 Comment
  CAS-BOT-BC285471  Cirsium occidentale var. californicum R. F. Hoover 1965-6-17 9430 San Luis Obispo Santa Lucia Range. Ridge nw. of Cuesta Pass Comment
  CAS-BOT-BC285465  Cirsium occidentale var. californicum R. F. Hoover 1947-5-31 7251 San Luis Obispo La Panza Range, near summit on road Comment
  HSC91704  Cirsium occidentale var. occidentale Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro Comment
  UC1276307  Cirsium occidentale var. occidentale R. F. Hoover 1964-6-6 8967 San Luis Obispo Los Osos Comment
  CAS-BOT-BC280127  Cirsium occidentale var. venustum H. Walton Clark 1926-6-1 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC292745  Cirsium scariosum var. citrinum E. R. Blakley 1960-7-2 3506 San Luis Obispo Oso Flaco Lake 6 Comment
  UC1192200 Image available Cirsium scariosum var. citrinum Malcolm A. Nobs and S. Galen Smith 1949-6-23 829 San Luis Obispo 4 mi nw of Guadalupe; Osos Flaco Lake Comment
  OBI51384  Cirsium vulgare Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .24 San Luis Obispo San Simeon State Park. W sect of park Comment
  OBI49614  Cirsium vulgare Steven A. Junak 1990-7-13 4413 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres NF. Santa Lucia Mts: W Cuesta rige, near N edge of Cuesta Ridge Botanical Area, along powerline access rd in small cyn between first and second high voltage tower E of W Cuesta Ridge rd, ca 1.3 mi S of Tassajera Crk rd. 549 Comment
  OBI22630  Cladium californicum Robert F. Hoover 1947-7-27 7341 San Luis Obispo Blacklake Canyon s. of Arroyo Grande Comment
  RSA201618  Cladium californicum R. F. Hoover 1947-7-27 7341 San Luis Obispo Black Lake Canyon, S of Arroyo Grande, in boggy meadow. Comment
  CAS-BOT-BC162538  Clarkia affinis I. L. Wiggins 1926-5-9 2067 San Luis Obispo Grassy slope 3 miles east of Templeton Comment
  CAS-BOT-BC162542  Clarkia affinis Alice Eastwood; John Thomas Howell 1937-5-2 4195 San Luis Obispo Near Estrella Comment
  UC1018295  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 909 a San Luis Obispo 3.9 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  UC1072018  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 910 San Luis Obispo 7.5 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  UCD15622  Clarkia cylindrica R. B. Kelley 1985-4-14 159 San Luis Obispo San Luis Obispo County: Polonio pass, 5 miles SE of SR 46 and SR 47 junction, on SR 46. 537 Comment
  OBI12123  Clarkia cylindrica Robert F. Hoover 1946-6-2 6117 San Luis Obispo Rinconada Mine between Santa Margarita and Pozo Comment
  UC1122379  Clarkia cylindrica subsp. cylindrica T. M. Hendrix 1939-5-9 1023 San Luis Obispo 2.1 mi ese Avenales Ranch; Los Padres National Forest, Branch Mt. Quadrangle Comment
  UC410830  Clarkia cylindrica subsp. cylindrica Alice Eastwood 1926-5-4 13820 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC172270  Clarkia cylindrica subsp. cylindrica Ernest C. Twisselmann 1956-5-7 2781 San Luis Obispo Maxey Ranch, in the low hills east of the Cholame Valley 518 Comment
  UC373515  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-4 6 San Luis Obispo 1 mi from summit on n side Cuesta Pass 400 Comment
  JEPS43755  Clarkia epilobioides Rhoda Ramona Reed 1915-1 San Luis Obispo San Luis Mt. Comment
  OBI78326  Clarkia modesta Steven A. Junak 1990-5-1 4276 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: at N edge of cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca 2.4 mi W of hwy 101, ca 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  CAS-BOT-BC162491  Clarkia prostrata Alice Eastwood; John Thomas Howell 1938-6-14 5943 San Luis Obispo Cambria Comment
  CAS-BOT-BC163956  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1926-5-4 13809 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC163960  Clarkia purpurea subsp. quadrivulnera Alma Sweet 1919-5-1 s.n. San Luis Obispo Templeton Comment
  SEINET7067564  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1947-6-25 s.n. San Luis Obispo About 2.6 miles north of Cambria. Coordinate datum: NAD27. Comment
  POM306672  Clarkia purpurea subsp. quadrivulnera Henry J. Ramsey, Henry J. Ramsey 1940-4-20 1483 San Luis Obispo Hwy 41, near Templeton Comment
  SBBG109663  Clarkia similis C. B. Hardham 1960-5-10 5659 San Luis Obispo South Rd to Adelaida, 4.5 mi W of Paso Robles Comment
  JEPS43842  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-3 4 San Luis Obispo 1 mi s Edna; Price Canyon 60 Comment
  OBI67031  Clarkia speciosa subsp. immaculata David J. Keil 2000-1 San Luis Obispo Comment
  JEPS43749  Clarkia speciosa subsp. immaculata Rhoda Reed 1916-5-21 San Luis Obispo Cavitas Canyon San Luis Obispo Comment
  UC1953353  Clarkia speciosa subsp. speciosa David Keil 2010-6-1 30827 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. Comment
  CAS-BOT-BC165363  Clarkia speciosa subsp. speciosa Ira L. Wiggins 1929-5-24 3762 San Luis Obispo Roadside 1 1/2 miles east of Templeton Comment
  OBI10772  Claytonia exigua subsp. exigua Robert F. Hoover 1950-4-2 7779 San Luis Obispo 11 mi E of Creston on La Panza rd Comment
  CAS-BOT-BC439583  Claytonia parviflora subsp. parviflora Ernest C. Twisselmann 1954-4-12 1043 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: 1/2 mile east of Palo Prieta Summit 621 Comment
  CAS-BOT-BC439584  Claytonia parviflora subsp. parviflora Ernest C. Twisselmann 1954-4-12 1043 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: 1/2 mile east of Palo Prieta Summit Comment
  OBI10790  Claytonia perfoliata subsp. perfoliata Fred Rush Apr-56 57 San Luis Obispo Mt. SLO Comment
  OBI4174  Claytonia perfoliata subsp. perfoliata Julie R. Potter 1969-3-1 18 San Luis Obispo Sand Dunes-Morro Bay State Park Comment
  RSA122706  Clematis lasiantha G. T. Nordstrom 1937-6-17 1355 San Luis Obispo Top of Lime Mtn. 686 Comment
  OBI65991  Clematis ligusticifolia Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-6 50 San Luis Obispo Central Coast Comprehensive Wetlands GIS. S of Morro Bay on Hwy 1. Along Chorro Crk below Hollister Peak. S of hwy 1 off Canet Rd 27 Comment
  SBBG2123  Clematis ligusticifolia C. B. Hardham 1956-6-19 930 San Luis Obispo Peachy Cyn, W of Paso Robles Comment
  OBI79917  Collinsia bartsiifolia David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31876 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 300 Comment
  OBI54186  Collinsia bartsiifolia var. davidsonii David J. Keil, Kathleen Keil 1995-4-15 24874 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI58791  Collinsia heterophylla David J. Keil 1998-5-14 27267 San Luis Obispo Montana de Oro State Park. Valencia Peak burn area. Comment
  OBI9611  Collinsia heterophylla Russell Gorman 1956-5-17 67 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  RSA709069  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-12 9636 San Luis Obispo South Coast Range: along Hwy CA-58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita. 358 Comment
  UCR163902  Collinsia sparsiflora var. sparsiflora George K. Helmkamp, E. A. Helmkamp 2005-3-30 9251 San Luis Obispo Outer South Coast Ranges, Pozo Road, 0.9 mi east of Hi Mountain Road, north side of Garcia Mountains 460 Comment
  HSC91470  Conium maculatum Susan H. Bicknell 1989-4-20 San Luis Obispo Montano de Oro, Hazard Canyon Comment
  UC455842  Conyza canadensis Ira J. Condit 1907-11-22 San Luis Obispo Poly grounds California Polytechnic School Comment
  OBI80271  Cordylanthus rigidus Julie M. Vanderwier 1979-8-13 186 San Luis Obispo Indian Knob Tar Sands. Comment
  OBI31323  Cordylanthus rigidus subsp. rigidus Joy Nishida 1982-8-12 520 San Luis Obispo American Cyn campground 524 Comment
  OBI9558  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1946-8-3 6253 San Luis Obispo Upper Coon Crk, San Luis range, at edge of woods Comment
  CAS-BOT-BC287061  Coreopsis calliopsidea Beatrice F. Howitt 1960-4-7 201 San Luis Obispo About 1 mile E of Cholame Comment
  UC1119232  Coreopsis calliopsidea N. H. French 1937-4-3 901 San Luis Obispo 10 mi e of Cuyama Ranch; Santa Ynez Quadrangle 822 Comment
  UCR29769  Coreopsis calliopsidea David J. Keil, Melissa Luckow, R. A. Pimentel, , R. Riggins-Pimentel 1981-4-24 14482 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
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Nov 12 2011
  RSA129834  Coreopsis calliopsidea R. C. Wilson 1938-4-3 498 San Luis Obispo 1.5 miles north of San Miguel 274 Comment
  CAS-BOT-BC101408  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10017 San Luis Obispo Cambria Comment
  JEPS85604  Corethrogyne filaginifolia Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5567 San Luis Obispo 2.5 mi s of Los Berros (n portion of Nipomo Mesa); Nipomo Mesa 106 Comment
  OBI31642  Corethrogyne filaginifolia Turnquist, Smeltzer 1982-7-28 215 San Luis Obispo Laguna Lake Park Comment
  OBI49787  Corethrogyne filaginifolia D. R. Miller 1991-9-5 991 -2 San Luis Obispo Along Ridge Rd about 1 km N of lookout, Pine Mt area 884 Comment
  SBBG25218  Corethrogyne filaginifolia L. E. Allen 1966-8-24 San Luis Obispo Oso Flaco Lake Comment
  POM98572  Corethrogyne filaginifolia var. filaginifolia P. A. Munz 1925-3-25 9249 San Luis Obispo Beach at Morro. Comment
  RSA659221  Cornus glabrata David J. Keil 1998-6-15 27821 San Luis Obispo Along Santa Rita creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  RSA0023324  Cornus occidentalis Dana Krempels 1981-3-15 11 San Luis Obispo San Simeon Acres. 300 m north of Hwy 101 bridge, 30 m west of Pico Pond, on edge of large gallery forest. 0 Comment
  OBI75324  Cortaderia jubata David J. Keil 2010-11-10 30950 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
  OBI10192  Cotoneaster franchetii Louise Hunter 1967-10-29 4 San Luis Obispo San Luis Obispo 914 Comment
  OBI10185  Cotoneaster lacteus Bonnie M. Thompson 1963-10-19 529 San Luis Obispo Cal State Poly College, behind bio-science bldg Comment
  OBI66458  Cotoneaster pannosus David J. Keil 5-Jun s.n. San Luis Obispo Four Crks project site, San Luis Obispo. Orcutt Rd between Broad St and RR tracks Comment
  RSA171046  Cotula coronopifolia R. F. Thorne, Percy C. Everett 1962-10-3 31400 San Luis Obispo Wet sandy flat by Oso Flaco Lake 8 Comment
  SBBG111589  Cotula coronopifolia C. B. Hardham 1957-4-19 1680 San Luis Obispo York Mtn, Santa Rita Ranch Comment
  UC639037  Cotula coronopifolia Bernard Miossi 1940-3-20 247 San Luis Obispo 1 mi n San Luis Obispo (along Hwy 101) 57 Comment
  OBI29559  Cotula coronopifolia Melissa Luckow 1981-6-25 722 San Luis Obispo N of San Simeon Beach Comment
  UC57586  Cotula coronopifolia J. H. Barber 1898-7-20 San Luis Obispo Santa Ynez Canyon Comment
  SBBG118521  Crassula connata M. Wetherwax, E. Painter 2003-4-1 SLO 311 San Luis Obispo W side of Cerro Romualdo; Camp San Luis Obispo 250 Comment
  OBI4315  Crassula connata William Lester 1969-4-4 143 San Luis Obispo Los Osos, stabilized areas behind the dunes Comment
  SBBG111553  Crocidium multicaule C. B. Hardham 1964-2-8 11000 San Luis Obispo Bear Trap, headwaters of the San Juan Crk (River) Comment
  OBI69991  Croton californicus David Drucker 1980-5-12 34 San Luis Obispo Below Indian Nob 213 Comment
  UC52197  Croton californicus Mrs. R. W. Summers San Luis Obispo sea beach Comment
  UCD59920  Crypsis schoenoides Ernest C. Twisselmann 1969-11-4 16326 San Luis Obispo San Luis Obispo County: Twisselmann Lake. San Andreas Fault at the summit of Palo Prieta Canyon. 701 Comment
  SBBG118296  Crypsis vaginiflora K. Foster 1999-3-15 San Luis Obispo vernal pool plot 2, Training Area 10; Camp Roberts Comment
  OBI24084  Cryptantha clevelandii Janice M. Toyoshima 1979-4-22 A 7 San Luis Obispo S of Shark Inlet, Morro Bay 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
  OBI81213  Cryptantha clevelandii Zoe Dascalos, Lindsey Ellenburg, Jake Williams, Alexis Martin, Maerill Ceballos 2015-4-24 9 San Luis Obispo Johnson Rach Open Space Comment
  SBBG48018  Cryptantha clevelandii L. W. Edge 1973-4-11 304 San Luis Obispo near Whale Rock Reservoir, St Hwy 46 Comment
  SBBG93755  Cryptantha clevelandii S. A. Junak 1990-5-17 4361 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, ridge S of first high voltage tower E of W Cuesta Ridge Rd 688 Comment
  UCR122137  Cryptantha clevelandii George K. Helmkamp, E. A. Helmkamp 2000-4-21 5447 A San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI33362  Cryptantha clevelandii David J. Keil 1982-3-20 15757 San Luis Obispo San Luis Range in Irish Hills along dirt rd leading from See cyn rd to Hibberd Preserve Comment
  SBBG93673  Cryptantha clevelandii var. florosa S. A. Junak 1990-5-1 4305 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along old trail on ridge ca. 0.55 mi E of W Cuesta Ridge Rd, ca. 0.3 mi S of second high voltage tower E of W Cuesta Ridge Rd 579 Comment
  RSA123894  Cryptantha clevelandii var. florosa P. L. Johannsen 1936-3-21 685 San Luis Obispo 1 mile S of San Luis Obispo. 76 Comment
  CDA19986  Cryptantha corollata J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres National Forest, Cuesta Ridge East. 0 Comment
  OBI54175  Cryptantha intermedia David J. Keil, Kathleen Keil 1995-4-15 24860 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI67150  Cryptantha intermedia M. Wetherwax & E. L. Painter, E. L. Painter 2002-4-21 CR- 290 San Luis Obispo Camp Roberts. Roadside, Training Area Q, near W boundary of installation. UTMs NAD27: zone 10, 694845E, 3958367N 350 Comment
  POM258749  Cryptantha intermedia Roxana S. Ferris 1939-5-29 9761 San Luis Obispo Hills about 4 miles south-east of Templeton. 305 Comment
  UCSB15055  Cryptantha intermedia 1962-3-29 San Luis Obispo Western edge of Carrizo Plain, 2.2 miles west of north edge of Soda Lake, on Turkey Camp Well Road 685 Comment
  OBI5619  Cryptantha leiocarpa Sharon Jochums 1974-5-18 204 San Luis Obispo Arroyo de la Cruz Comment
  OBI77607  Cryptantha leiocarpa E. R. Chandler 1963-6-23 1321 San Luis Obispo Lee side or protected areas on sand dunes nearest ocean, Oso Flaco Lake Comment
  OBI20773  Cryptantha micromeres Robert F. Hoover 1947-3-19 6694 San Luis Obispo Oak Park district Comment
  SBBG11813  Cryptantha microstachys C. B. Hardham 1957-4-27 1788 San Luis Obispo hills W side of Carissa Plains Comment
  UC1314906  Cryptantha oxygona R. F. Hoover 1967-3-28 10310 San Luis Obispo near n end Elkhorn Plain; Temblor Range Comment
  CAS-BOT-BC80520  Cupressus arizonica A. S. Albert 1936-6-22 s.n. San Luis Obispo Mesa above Berros, three miles south of Arroyo Grande Comment
  MACF019833  Cupressus macrocarpa Michael C. Bondello 1975-4-20 2 San Luis Obispo Baywood Park Pier, 3 mi. south of Morro Bay 60 Comment
  CAS-BOT-BC80893  Cupressus sargentii C. B. Wolf 1934-11-1 6214 San Luis Obispo Santa Lucia Mts., Chorro Creek, N. of National Guard Camp 213 Comment
  NY16855  Cupressus sargentii W. R. Dudley 1905-1-2 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
  RSA0055098  Cupressus sargentii James R. Shevock 1972-4-1 1535 San Luis Obispo Questa ridge. 851 Comment
  OBI79546  Cuscuta californica Michael Walgren 2011-8-11 436 San Luis Obispo Callendar Dunes. in Black Lake Canyon near Highway One. 19 Comment
  CAS-BOT-BC215933  Cuscuta californica R. F. Hoover 1965-9-19 9595 San Luis Obispo 2 miles est of Santa Margarita Comment
  OBI14805  Cuscuta subinclusa Robert F. Hoover 1966-9-16 10057 San Luis Obispo 2 mi S of Creston Comment
  OBI57737  Cuscuta subinclusa David J. Keil 1998-8-19 27996 San Luis Obispo Hwy 58, 0.6 miles NE from junction with Hwy 229. Comment
  OBI75764  Cuscuta subinclusa D. R. Miller 2011-8-11 811 .984 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Near spring area, along fence line at Cline cabin, Tobacco crk drainage 488 Comment
  OBI82551  Cyclospermum leptophyllum David J. Keil, with Bill Waycott et al. 2015-7-9 33337 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  OBI71271  Cynara cardunculus subsp. flavescens David J. Keil 1991-8-20 22551 San Luis Obispo Along Turri Rd 1 mi from jctn with Los Osos Valley rd Comment
  SD67290  Cynara cardunculus subsp. flavescens Darley F. Howe 1967-8-13 4372 San Luis Obispo 4.4 miles east of Arroyo Grande on Hausna Road. 120 Comment
  OBI22349  Cynodon dactylon Robert D. Page 1962-4-20 83 San Luis Obispo Along lawn grass in San Luis Obispo Comment
  CAS-BOT-BC190353  Cynosurus echinatus R. F. Hoover 1964-6-12 9054 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  UC2013170  Cyperus eragrostis David Keil 1979-7-1 13110 San Luis Obispo San Luis Range, lower Prefumo Canyon. Comment
  CAS-BOT-BC114468  Cyperus eragrostis Clare B. Hardham 1957-7-31 2508 San Luis Obispo Swamp, 11.7 miles E of Cambria. Rte. 41. Comment
  UCSB48335  Cyperus esculentus Hardham, Clare 1958-7-22 San Luis Obispo Atascadero Comment
  OBI66984  Cyperus involucratus David J. Keil 2000-6-28 28832 -3 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  OBI29957  Cyperus niger Melissa Luckow 1977-11-15 s.n. San Luis Obispo Prefumo Cyn, 1/2 mi from Los Osos Valley Rd Comment
  CAS-BOT-BC67969  Cystopteris fragilis R. F. Hoover 1950-6-21 8014 San Luis Obispo Santa Lucia Range - Between Rocky Butte & Pine Mt. Comment
  CDA33822  Datura ferox JS 2010-11-29 PDR# 1336015 San Luis Obispo Arroyo Grande; 2263 Callender Rd 0 Comment
  POM145549  Daucus pusillus J. B. Feudge 1927-6-30 1853 San Luis Obispo Cambria 15 Comment
  UCD127411  Daucus pusillus Tom Hendrix 1937-5-10 161 San Luis Obispo San Luis Obispo County: 5.24 miles west of southwest El Dorado School, Poza. 533 Comment
  UC54017  Deinandra fasciculata Rev. R. W. Summers 1886-6-1 San Luis Obispo valleys Comment
  OBI16160  Deinandra increscens subsp. increscens Robert F. Hoover 1969-9-15 11591 San Luis Obispo At mouth of Chorro Crk, Morro Bay Comment
  OBI16166  Deinandra increscens subsp. increscens Robert F. Hoover 1946-7-14 6225 San Luis Obispo N end of Morro Bay Comment
  OBI23421  Deinandra increscens subsp. increscens Robert F. Hoover 1969-9-23 11618 San Luis Obispo S end of Morro Bay Comment
  OBI16149  Deinandra increscens subsp. increscens Robert F. Hoover 1969-10-5 11631 San Luis Obispo N side of Twitchell Reservoir near Alamo Crk Comment
  UCD135703  Deinandra increscens subsp. increscens Bruce G. Baldwin 1986-7-8 614 San Luis Obispo San Luis Obispo County: Arroyo Grande, junction of West Branch Street and Camino Marcado. Comment
  CAS-BOT-BC299951  Deinandra kelloggii R. F. Hoover 1965-9-19 9602 San Luis Obispo Calf Canyon Comment
  UCSB32633  Deinandra kelloggii Nielsen, P. 1977-5-26 San Luis Obispo 6 miles northeast of Calif. 46 on Calif. 41 548 Comment
  UC1315070  Deinandra pallida R. F. Hoover 1967-6-4 10611 San Luis Obispo Temblor Range, Elkhorn Plain Comment
  SBBG40544  Deinandra paniculata R. F. Hoover 1969-10-5 11631 San Luis Obispo N side of Twitchell Reservoir Comment
  CAS-BOT-BC292050  Deinandra pentactis R. F. Hoover 1966-9-16 10037 San Luis Obispo 3 mi. n. of Santa Margarita (junction of Carmel Road with old Highway 101) Comment
  JEPS123172  Deinandra pentactis Richard Spellenberg 2015-4-3 15039 San Luis Obispo Shell Creek Road 1/2 km N of CA Highway 58. Comment
  OBI79967  Deinandra pentactis David J. Keil, with V. L. Holland 2013-6-12 31806 San Luis Obispo Templeton. 830 Templeton Road. Comment
  CAS-BOT-BC292044  Deinandra pentactis R. F. Hoover 1969-6-3 11365 San Luis Obispo Windmill Creek, La Panza district Comment
  CAS-BOT-BC292066  Deinandra pentactis R. F. Hoover 1946-9-15 6399 San Luis Obispo Rinconada Mine, betw. Santa Margarita and Pozo Comment
  JEPS13307  Deinandra pentactis Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-23 5182 San Luis Obispo 4.6 mi e Paso Robles Airport (Sherwood Field) (0.7 mi e of ranchhouse); Tiahrt Ranch, Huerhuero Creek 259 Comment
  OBI16110  Deinandra pentactis Robert F. Hoover 1965-9-29 9655 San Luis Obispo Santa Lucia Range. N base of Cuesta Grade Comment
  OBI16116  Deinandra pentactis Robert F. Hoover 1965-10-6 9714 San Luis Obispo 4 mi N of Pozo Comment
  SBBG14979  Deinandra pentactis E. C. Twisselmann 1962-10-10 7916 San Luis Obispo Carrisa Plains School, large undeveloped area of school grounds 624 Comment
  UCSB28174  Deinandra pentactis Tanowitz, Barry 1974-8-2 San Luis Obispo 1 mile south of junction of River Rd. and Charolais Rd.; (Paso Robles) Comment
  OBI76827  Delphinium gypsophilum Jason Dart 2006-5-23 276 San Luis Obispo Lynch Cyn Rd, W of Oak Shores Dr One mi NW of Tierra Redonda Mtn 305 Comment
  OBI10635  Delphinium nudicaule Robert F. Hoover 1949-5-14 7677 San Luis Obispo Rocky Butte district, above San Simeon Comment
  SBBG9331  Delphinium nudicaule C. B. Hardham 1959-5-9 4456 San Luis Obispo Franklin Crk near Camp Natoma Comment
  PASA2548  Delphinium nudicaule Margaret Stason 1929-5-4 San Luis Obispo Santa Rita Canyon Comment
  OBI81095  Delphinium parryi Michael Walgren 2015-2-20 439 San Luis Obispo hills behing Del Mar Park in northern Morro Bay 109 Comment
  UC338014  Delphinium parryi unknown 1887-1 San Luis Obispo San Luis Obispo Comment
  UCD96300  Delphinium parryi Ernest C. Twisselmann 1962-5-17 7168 San Luis Obispo San Luis Obispo County: Goldtree Hills, about 0.5 mile south of Grant's Lake. 541 Comment
  OBI31035  Delphinium parryi subsp. blochmaniae Julie M. Vanderwier 1978-5-11 28 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC7863  Delphinium parryi subsp. blochmaniae David Daniels Keck 1933-5-5 2225 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern part of county Comment
  CAS-BOT-BC7868  Delphinium parryi subsp. blochmaniae R. F. Hoover 1969-5-3 11296 San Luis Obispo 3 mi. W of Nipomo Comment
  OBI54483  Delphinium parryi subsp. parryi Matthew Arterburn 1997-4-28 71 San Luis Obispo Fris Camp near Black mtn, La Panza Range 701 Comment
  OBI58613  Delphinium parryi subsp. parryi David J. Keil 1998-4-28 26978 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  CAS-BOT-BC121443  Delphinium parryi subsp. parryi Clare Butterworth Hardham 1960-5-17 5766 San Luis Obispo 1 mi west of Bee Rock Comment
  CAS-BOT-BC121444  Delphinium parryi subsp. parryi Clare Butterworth Hardham 1956-5-5 602 San Luis Obispo R.S. Maxey Ranch, Cholame Comment
  CAS-BOT-BC121450  Delphinium parryi subsp. parryi Ira L. Wiggins 1926-5-9 2068 San Luis Obispo Roadside near Templeton Comment
  UC1541156  Delphinium recurvatum Clifton F. Smith 1986-5-15 12075 San Luis Obispo up Caliente Mt from the Russell Ranch Caliente Mt.; Cuyama Valley 1219 Comment
Read comments
Oct 4 2007
  LA207599  Delphinium umbraculorum Carl Epling; R. Epling May 1947 737 San Luis Obispo 4.2 mi. S of Klau Comment
  UCD96663  Delphinium variegatum H. Van Elder 1928-4-15 s.n. San Luis Obispo San Luis Obispo County: Atascadero. Comment
  PASA2567  Delphinium variegatum Margaret Stason 1929-5-4 San Luis Obispo Fields, near Santa Margarita Comment
  RSA735799  Dendromecon rigida subsp. rigida Steve Boyd 2007-2-17 11711 San Luis Obispo Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  CAS-BOT-BC192592  Deschampsia cespitosa subsp. holciformis Clare B. Hardham 1960-6-17 6302 San Luis Obispo Cambria Comment
  UCD84295  Deschampsia danthonioides 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
  OBI59030  Deschampsia danthonioides David J. Keil 1998-5-6 27104 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI66334  Deschampsia danthonioides D. R. Miller 1994-5-28 594 -391 San Luis Obispo Pine Mt region. Growing in low spot in grassy field on E side of Ridge Rd near Hearst Gate, Pico crk drainage 900 Comment
  UCD62511  Deschampsia danthonioides Elizabeth Wilson 1938-5-25 San Luis Obispo San Luis Obispo County: Near San Simeon. Comment
  SBBG16888  Descurainia pinnata M. A. Piehl 1963-4-21 6383 San Luis Obispo S end of Morro Bay, ca. 1.3 mi W of Los Osos 12 Comment
  UC1296294  Descurainia pinnata R. F. Hoover 1950-4-2 7788 San Luis Obispo just above La Panza-Creston road (West Branch of Fernandez Creek); West Branch of Fernandez Creek Comment
  UCD163557  Descurainia pinnata subsp. brachycarpa CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 2000 -B San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. Comment
  SEINET2444525  Dichelostemma capitatum Eric Luning 2003-4-15 12 San Luis Obispo Reservoir Canyon Trail. Comment
  UC1133900  Dichelostemma capitatum P. L. Johannsen 1936-3-21 718 San Luis Obispo 1 mi ne junction of San Luis Obispo Creek and Resevoir Canyon; San Luis Obispo Quad. 228 Comment
  OBI80681  Dimorphotheca ecklonis D. R. Miller, E. A. Appel 2015-4-5 415 .1118 San Luis Obispo 2 pockets on west side of Hwy1 3.4 miles north of Hearst Castle turn off. 30 Comment
  SEINET3412103 Image available Diplachne fusca var. uninervia David J. Keil 1978-10-19 San Luis Obispo Along San Luis Creek neat junction of S. Higurea Rd. and U.S. 101. Comment
  CAS-BOT-BC150433  Diplacus aurantiacus R. F. Hoover 1948-3-28 7435 San Luis Obispo Cambria Comment
  SBBG85961  Diplacus aurantiacus C. F. Smith 1968-6-28 10090 San Luis Obispo near TV tower, ca. 2 mi W of Cuesta summit on US Hwy 101 N of San Luis Obispo Comment
  CAS-BOT-BC150434  Diplacus aurantiacus Clare B. Hardham 1960-4-2 5285 San Luis Obispo Along Santa Rosa Creek Comment
  SBBG43402  Diplacus aurantiacus C. Bornstein, E. Collins 1994-4-23 San Luis Obispo Las Pilitas Rd 411 Comment
  OBI65420  Diplacus congdonii David J. Keil, with Jepson Herbarium weekend Workshop field trip participants 2006-3-31 30426 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  SEINET260464  Diplacus fremontii David M. Thompson 1989-1 1006 San Luis Obispo 0.5 mi W of Shell Cr (Camatti Cyn) Rd along Hwy 58, S side of rd 445 Comment
  CAS-BOT-BC153160  Diplacus fremontii Ernest C. Twisselmann 1967-5-8 13019 San Luis Obispo Canyon north of mouth of Shell Creek 518 Comment
  CAS-BOT-BC150560  Diplacus linearis R. S. Woglum 1938-5-14 1670 San Luis Obispo Jolon to San Simeon, along Nacimiento River, north San Luis Obispo County Comment
  SBBG107437  Dipsacus sativus C. B. Hardham 1957-11-2 2997 San Luis Obispo Cayucos Rd, 0.4 mi S of York Mtn Rd Comment
  RSA223670  Dipsacus sativus J. T. Howell 1964-6-29 40820 San Luis Obispo Near St. Paul's Episcopal Church, Cambria. Comment
  OBI22316  Distichlis spicata Robert J. Rodin 1962-6-9 6882 San Luis Obispo Cuyama Valley along Cuyama Crk by bridge 43 mi E of hwy 101 Comment
  SD71141  Dithyrea maritima R. F. Hoover 1947-7-11 7300 San Luis Obispo South end of Morro Bay, at edge of sandy beach Comment
  UC524040  Dodecatheon clevelandii subsp. insulare Ira L. Wiggins 1932-3-24 5845 San Luis Obispo w Paso Robles (near Adelaide); , w of Paso Robles Comment
  UCD77093  Dodecatheon clevelandii subsp. insulare Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4646 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of the turn off to Pozo. 590 Comment
  JEPS116445  Dodecatheon hendersonii Alice Le Duc 1999-3-6 373 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; along Graves Creek Comment
  CAS-BOT-BC159526  Drymocallis glandulosa var. glandulosa Alice Eastwood 1926-4-28 13648 San Luis Obispo Cambria Comment
  CAS-BOT-BC159566  Drymocallis glandulosa var. glandulosa David D. Keck 1933-5-5 2207 San Luis Obispo South base of Cuesta Grade, old road. Comment
  HSC91647  Dryopteris arguta Susan H. Bicknell 1988-8-15 San Luis Obispo Montana de Oro State Park, Manzanita Trail Comment
  CAS-BOT-BC70984  Dryopteris arguta Clare B. Hardham 1956-1-1 16 San Luis Obispo V/2 Ranch, West of Templeton Woods Comment
  RSA586079  Dryopteris arguta M. D. Proctor, E. A. Young 1993-4-17 ROB 0473 San Luis Obispo N side of Cerro Romualdo Comment
  OBI72873  Dudleya abramsii subsp. bettinae David J. Keil 1988-6-23 20796 San Luis Obispo Morro Bay-hillsides between Little Morro Creek Road and South Bay Blvd, north of Highway 1 Comment
  OBI53951  Dudleya abramsii subsp. murina David J. Keil, Justin Epting 1995-6-14 25382 San Luis Obispo Coastal foothills of Santa Lucia Mts. Cal Poly's Pennington Crk Biological Rserve Comment
  SD129941  Dudleya abramsii subsp. murina Reid Moran 1977-6-30 24295 San Luis Obispo Serpentine, SW of Cerro Romauldo 149 Comment
  UCD101864  Dudleya abramsii subsp. murina Daryl Koutnik 1978-6-19 523 San Luis Obispo San Luis Obispo County: Prefumo Canyon. 243 Comment
  UC1015351  Dudleya abramsii subsp. murina Reid Moran 1948-5-30 3083 San Luis Obispo just e San Louis Obispo (alongHwy 101) Comment
  OBI69482  Dudleya blochmaniae subsp. blochmaniae Jody Olson, Amy Millan, Peter Waldburger 2005-4-14 s.n. San Luis Obispo Camp San Luis Obispo. Foxtrot range. Rock outcrop between Range Rd and Flattened area with bldg. UTM E 708005, N 3913377 Comment
  SBBG35661  Dudleya caespitosa H. M. Pollard 1968-6-7 San Luis Obispo near Oso Flaco Lake Comment
  SD71406  Dudleya caespitosa R. F. Hoover 1960-7-6 8527 San Luis Obispo Santa Rosa Creek, 4.0 miles east of Cambria. Comment
  CAS-BOT-BC415008  Dudleya palmeri E. K. Balls 1953-6-30 10136 San Luis Obispo 1.8 mi. S of Piedras Blancas Coastguard Station, State Hwy. #1 6 Comment
  JEPS26926  Dudleya palmeri C. H. Uhl 1961-5-31 904 San Luis Obispo 0.6 mi e center of Cambria (on w side of ravine of small tributary, a short distance from confluence with Calif. Hwy 1); Santa Rosa Creek Comment
  OBI44978  Dysphania multifida David J. Keil 1984-7-20 18301 San Luis Obispo Baywood Park at corner of 4th Street and Santa Maria 15 Comment
  OBI56255  Eastwoodia elegans C. Bratt, J. Sainz, C. F. Smith 1988-5-31 s.n. San Luis Obispo Road along ridge west of Morales cyn., between Government 18 and Taylor cyn oil fields, Caliente Range, ca. 9.5 to 10 km NW of Caliente mtn. Comment
  CAS-BOT-BC208918  Echinochloa crus-galli Ernest C. Twisselmann 1968-10-21 15037 San Luis Obispo Salinas River just north of the Highway 46 bridge, Paso Robles 181 Comment
  OBI43364  Echinochloa crus-galli Eric Wise 1981-10-23 1359 San Luis Obispo Tepesquet Vinyard Ponds. 4-6 mi S of Shandon on San Juan rd Comment
  UCR266199  Echinodorus berteroi David J. Keil, Kathleen Keil 2002-7-27 29889 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  OBI83667  Echium candicans Allison Tuuri, Jody Maddigan, Erika Rhodes, Cindy Want, Matt Murray, Nano Schmidt 2017-4-23 2 San Luis Obispo Ontario Ridge Trail, Avila. Southwest near trail parking lot gate. 220 Comment
  UCR29353  Eclipta prostrata David J. Keil 1979-10-27 13644 San Luis Obispo Coast Range, Eastern end of Lopez Lake below confluence of Arroyo Grande Creek & Phoenix Creek, 0.2 m from junction of Lopez Canyon Rd & Pozo Rd. Comment
  OBI56674  Eclipta prostrata David J. Keil 1998-9-4 28102 San Luis Obispo Salinas River at Hwy 41 bridge in Atascadero. Comment
  SBBG31736  Ehrharta calycina E. Bacciu -May-1966 San Luis Obispo Nipomo Mesa Comment
  UCD84529  Ehrharta calycina Ellen Dean; T. Starbuck, M. Starbuck 2010-3-21 5825 San Luis Obispo San Luis Obispo County. Town of los Osos. Along Ramona Ave by Sweet Spring Preserve. 39 Comment
  UCR140068  Ehrharta calycina George K. Helmkamp 2004-3-13 8352 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  SD112834  Ehrharta calycina Darley F. Howe 1963-5-18 3492 San Luis Obispo 11.5 miles south of Pismo Beach on #1 Comment
  SEINET3929115  Ehrharta calycina C. W. Tilforth 1973-6-14 853 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake.; 0 Comment
  UCSB22535  Ehrharta calycina Breedlove, Dennis 1962-3-29 San Luis Obispo on Nipomo Plain; 6.2 miles north of Santa Maria River 106 Comment
  UCR40838  Elatine californica E. A. Wise 1983-6-30 1719 San Luis Obispo Santa Margarita Lake: Man-made reservoir in Salinas River Channel Comment
  CAS-BOT-BC113595  Eleocharis acicularis Clare Butterworth Hardham 1957-9-2 2601 San Luis Obispo Wet shores of Nacimiento Lake Comment
  OBI73473  Eleocharis macrostachya David J. Keil 2000-5-29 28774 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity Comment
  SBBG104596  Eleocharis macrostachya D. A. Young, F. L. Johnson 1992-6-17 ROB 76 San Luis Obispo 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  OBI60780  Eleocharis macrostachya David J. Keil 1991-5-18 21543 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  CAS-BOT-BC112676  Eleocharis parishii R. F. Hoover 1965-9-18 9578 San Luis Obispo Trout Creek just east of Santa Margarita. Comment
  JEPS99319  Eleocharis parishii Clare B. Hardham 1957-6-4 2067 San Luis Obispo 10 mi N of Paso Robles (Oak Flat Road, San Marcos Creek) Comment
  OBI54310  Eleocharis parishii David J. Keil 1996-6-25 25912 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo. At NW corner of park Comment
  RSA201688  Eleocharis parishii Robert F. Hoover 1964-5-10 7139 San Luis Obispo Alamo Creek near Cuyama River Comment
  UCD49854  Eleocharis parvula S. Galen Smith; Malcolm A. Nobs 1949-6-22 829 San Luis Obispo Dune Lakes Gun Club, ca. 2 miles south of Oceano, San Luis Obispo County. Comment
  CAS-BOT-BC203878  Elymus X hansenii R. F. Hoover 1953-5-17 8312 San Luis Obispo Skunk Well canyon near Marianas Ranch, Temblor Range Comment
  OBI21768  Elymus farctus Robert F. Hoover 1947-7-18 7309 San Luis Obispo Oceano Beach Comment
  UCR146975  Elymus glaucus George K. Helmkamp, E. A. Helmkamp 2004-10-8 8856 San Luis Obispo Outer South Coast Range, NE edge of Santa Lucia Wilderness Area; along Hi Mountain Road and beside Salt Creek, 8.0 mi. NE of Lopez Lake entrance 399 Comment
  UCR29092  Elymus glaucus David J. Keil 1981-6-20 14886 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI21779  Elymus glaucus Robert F. Hoover 1947-7-8 7286 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  UC455167  Elymus glaucus I. J. Condit 1910-6-2 San Luis Obispo C.P.S. grounds San Luis Obispo Comment
  CAS-BOT-BC203677  Elymus glaucus subsp. glaucus Ernest C. Twisselmann 1955-6-16 2165 San Luis Obispo La Panza Range. Martinez Creek, near Queen Bee Mine 694 Comment
  CAS-BOT-BC203796  Elymus glaucus subsp. virescens R. F. Hoover 1947-5-14 7167 San Luis Obispo Steiner Creek (Serrano Canyon) Comment
  OBI44857  Elymus trachycaulus David J. Keil 1979-7-1 13140 San Luis Obispo Ridge between Prefumo and See Cyns. About 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  OBI42309  Elymus triticoides David J. Keil 1986-5-31 19652 San Luis Obispo Along Turri rd ca. 1/4 mi E of S Bay Blvd, N of Rd Comment
  OBI56195  Emmenanthe penduliflora David J. Keil 1989-6-2 s.n. San Luis Obispo Along hwy 41 between Morro Bay and Atascadero, ca 1/2 mi W of Cerro Alto turnoff Comment
  OBI73042  Emmenanthe penduliflora David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25438 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  UC1392956  Ephedra californica R. F. Hoover 1968-4-17 11056 San Luis Obispo Foothills of Temblor Range near North end of Elkhorn Plain. Comment
  OBI5417  Ephedra californica Robert J. Rodin 1969-4-17 8847 San Luis Obispo Sheep Camp, Elkhorn Plain, 13 mi S of Calif Valley Comment
  OBI80905  Ephedra viridis G. F. Hrusa 2005-4-1 16411 San Luis Obispo w and above Lawson Spring. West end of Padrone Canyon Rd. 853 Comment
  OBI73294  Epilobium campestre David J. Keil 2000-5-24 28729 San Luis Obispo Comment
  CAS-BOT-BC166418  Epilobium canum subsp. canum Ernest C. Twisselmann 1956-11-3 3220 San Luis Obispo La Panza Range. Canyonside below Salinas Dam 396 Comment
  SD51366  Epilobium canum subsp. canum Darley F. Howe 1961-7-23 3062 San Luis Obispo 1.0 mile east of Cayucos. 609 Comment
  UC764885  Epilobium cleistogamum R. F. Hoover 1939-5-4 4078 San Luis Obispo on Estrella rd 4 mi from Paso Robles Comment
  OBI53550  Equisetum hyemale Arthur W. Hazebrook 1992-7-7 118 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes. Comment
  OBI1018  Equisetum laevigatum R. F. Hoover 1949-5-19 7715 San Luis Obispo Fork of San Simeon Creek, in rocky stream bed Comment
  OBI35073  Equisetum telmateia Eric Wise 1983-3-12 1702 San Luis Obispo Drainage ditch at eat entrance of Cambria Air Force Station. 5.6 mi. S. of Cambria W. of Hwy. 1. Comment
  RSA0042121  Equisetum telmateia var. braunii LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6411 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
  OBI21810  Eragrostis mexicana Robert F. Hoover 1966-10-8 10135 San Luis Obispo East part of Cuyama Valley, bordering irrigated field Comment
  CAS-BOT-BC209635  Eremalche parryi Ernest C. Twisselmann 1955-3-22 1748 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Panarama [Panorama] Hills, southeastern San Luis Obispo County 762 Comment
  CAS-BOT-BC214396  Eremalche parryi subsp. kernensis R. F. Hoover 1952-4-20 8134 San Luis Obispo Temblor Range near north end of Elkhorn Plain Comment
  OBI51428  Eremalche parryi subsp. kernensis David J. Keil, Kathleen Keil 1992-4-11 22788 -2 San Luis Obispo Calif Valley, Carissa Plain. Belmont Trl ca. 2 mi E of Soda Lake Rd at intersection with small cross rd Comment
  OBI66955  Eremalche parryi subsp. kernensis David J. Keil, with Kathleen A. Keil 2001-4-20 29356 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58. Vicinity of 35.50206 deg. N x 120.07846 deg. W 671 Comment
  JEPS31680  Eremothera boothii subsp. decorticans Betty Knight 1929-3-23 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC512640  Eriastrum calocyanum Mary E. Wall 1933-5-28 s.n. San Luis Obispo Santa Margarita [noted: Wall's Santa Margarita collections were made at site of Eldorado School, which was much closer to Pozo than to Santa Margarita] Comment
  RSA0104113  Eriastrum calocyanum David J. Keil 1986-5-28 19609 San Luis Obispo 0.25-0.5 mile W from jct. with Parkhill Road along Las Pilitas Road Comment
  OBI78818  Eriastrum densifolium David J. Keil 2013-9-6 32033 San Luis Obispo Morro Bay State Park. Northeast of Los Osos Middle School 19 Comment
  UC665612  Eriastrum densifolium subsp. densifolium Herbert L. Mason 1941-7-1 12466 San Luis Obispo mesa w Nipomo 106 Comment
  RSA0051794  Eriastrum densifolium subsp. densifolium Nolan Kiner 1953-06 s.n. San Luis Obispo Along Calif. Hgw. #1 between Oceano and Guadalupe. 30 Comment
  OBI72528  Eriastrum densifolium subsp. elongatum E. L. Painter & M. Wetherwax, M. Wetherwax 2001-6-12 CR- 251 San Luis Obispo Camp Roberts. Primarily inside turkey guzzler exclosure S of Boy Scout Rd 234 Comment
  UC880217  Eriastrum densifolium subsp. elongatum L. R. Abrams 1913-7-20 5044 San Luis Obispo Templeton Comment
  UC2027077  Eriastrum hooveri Greg Wilvert 2005-5-4 381 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  SBBG83802  Eriastrum pluriflorum C. F. Smith 1986-5-15 12085 San Luis Obispo near Ridge Rd, ca. 1 mi W of Caliente Mtn Lookout 1524 Comment
  UC1123852  Eriastrum pluriflorum T. M. Hendrix 1939-5-21 1051 San Luis Obispo 2.2 mi sse Carrizo Ranch (Plot 124); Branch Mt. Quadrangle Comment
  UC1137263  Eriastrum pluriflorum L. R. Short and I. H. Johnson 1934-4-27 S- 157 San Luis Obispo Temblor Range McKittrick Quadrangle 975 Comment
  SBBG29124  Eriastrum pluriflorum H. L. Mason 1941-7-3 12489 San Luis Obispo head of Cuyama Valley, 14 mi W of Maricopa 762 Comment
  OBI80415  Ericameria arborescens David J. Keil 1978-8-10 12964 San Luis Obispo Top of Cuesta Ridge, west side, between Cuesta Botanical Area and end of paved road. 770 Comment
  CAS-BOT-BC292902  Ericameria ericoides R. F. Hoover 1946-10-20 6507 San Luis Obispo Price Canyon Comment
  HSC91793  Ericameria ericoides Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro; Eastern boundary Comment
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Jan 21 2012
  CAS-BOT-BC291303  Ericameria ericoides Clare B. Hardham 1957-9-1 2537 San Luis Obispo Tierra Redondo, Santa Lucia Moutnains Comment
  CAS-BOT-BC292909  Ericameria ericoides Ernest C. Twisselmann 1959-11-2 5907 San Luis Obispo Oceano Dunes 1 mile sout of Pismo Beach 4 Comment
  RSA232085  Ericameria ericoides var. ericoides C. W. Tilforth, John Dourley 1972-8-24 646 San Luis Obispo Baywood Park, Morro Bay Comment
  OBI47414  Ericameria linearifolia David J. Keil 1981-4-9 14298 San Luis Obispo .6 mi W of jctn of road to Cholame along State hwy 58. Comment
  CAS-BOT-BC58393  Ericameria linearifolia R. C. Wenk 2007-4-8 594 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge, along trail to peak 1280 Comment
  RSA121194  Ericameria linearifolia P. L. Johannsen 1937-4-13 1041 San Luis Obispo 2 miles SW of Crocker Spring 945 Comment
  CAS-BOT-BC299087  Ericameria nauseosa var. hololeuca Carl B. Wolf 1932-11-18 4410 San Luis Obispo Along Cuyama River, 2 miles above Pioneer Park 304 Comment
  OBI16762  Ericameria nauseosa var. hololeuca Robert F. Hoover 1946-11-17 6560 San Luis Obispo Cuyama river at hwy bridge just below Gypsum Canyon Comment
  UC1119806  Ericameria nauseosa var. oreophila W. A. Peterson 1936-7-9 340 San Luis Obispo Cuyama Ranch Santa Ynez Quad. 670 Comment
  OBI7455  Erigeron blochmaniae David J. Keil 1976-10-16 11861 San Luis Obispo Montana de Oro State Park Comment
  OBI34345  Erigeron bonariensis David J. Keil, Eric Wise 1983-8-30 17893 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI25767  Erigeron canadensis David J. Keil 1980-9-17 14206 San Luis Obispo Cyn Ranch on Shell Crk Rd 6 mi N of hwy 58 Comment
  CAS-BOT-BC308737  Erigeron foliosus var. foliosus Clare B. Hardham 1956-8-21 1392 San Luis Obispo Creston Road, 6 1/2 miles E of Paso Robles Comment
  OBI16531  Erigeron philadelphicus Robert F. Hoover 1947-4-2 6868 San Luis Obispo Upper Arroyo Grande 6 mi above county park Comment
  UCD131464  Erigeron philadelphicus var. philadelphicus G. F. Hrusa 1995-5-28 12237 San Luis Obispo San Luis Obispo Couny: southeast base of Peak 3. 500 Comment
  CAS-BOT-BC376117  Eriodictyon altissimum Marck Menke; David Keil 2002-3-26 129 San Luis Obispo Less than 1 km. west of Indian Knob summit Comment
  UCD119228  Eriodictyon altissimum R. F. Hoover 1966-5-17 9862 San Luis Obispo San Luis Obispo County: Indian Knob ridge. Comment
  SBBG18328  Eriodictyon californicum C. B. Hardham 1960-5-1 5952 San Luis Obispo Burnett Peak Comment
  OBI2745  Eriodictyon crassifolium var. nigrescens Robert F. Hoover 1947-5-10 7141 San Luis Obispo Cuyama River at hwy crossing just below Gypsum Cyn Comment
  CAS-BOT-BC188076  Eriodictyon tomentosum Alice Eastwood; John Thomas Howell 1936-5-8 2305 San Luis Obispo La Panza Mountains Comment
  CAS-BOT-BC248567  Eriogonum angulosum Ernest C. Twisselmann 1954-9-10 1571 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: 1/4 mile west of Kern County Line 579 Comment
  OBI25493  Eriogonum baileyi var. baileyi Malcolm G. McLeod, Dirk R. Walters 1979-8-15 1346 San Luis Obispo Collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan Crks with State Hwy 58 Comment
  CAS-BOT-BC241927  Eriogonum cithariforme Clare B. Hardham 1959-6-10 4806 San Luis Obispo Santa Lucia Mountains. Santa Barbara Rd., Atascadero Comment
  OBI11135  Eriogonum cithariforme var. agninum Robert F. Hoover 1952-5-24 8214 San Luis Obispo Caliente Mt Comment
  OBI83418  Eriogonum cithariforme var. cithariforme G. Butterworth 2011-7-27 845 San Luis Obispo Taylor, T4, Snapdragon Trail. 722 Comment
  UCR29926.1  Eriogonum clavatum David J. Keil, Melissa Luckow, Richard A. Pimentel, Rhonda L. Riggins-Pimentel 1981-4-24 14479 San Luis Obispo South Coast Range, Road at S end of Soda Lake, c. 0.25 mile east of Soda Lake Rd. 586 Comment
  UC77418  Eriogonum elegans T. S. Brandegee 1885-1 San Luis Obispo San Simeon Comment
  UC180119  Eriogonum elongatum var. elongatum Katharine Brandegee 1912-10-2 San Luis Obispo Mission San Miguel Salinas Valley, Mission San Miguel Comment
  UC771743  Eriogonum elongatum var. elongatum R. F. Hoover 1946-9-15 6414 San Luis Obispo w Simmler (w edge of Carrizo Plain); Carrizo Plain Comment
  CAS-BOT-BC250284  Eriogonum giganteum Ernest C. Twisselmann 1967-7-31 13549 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  SBBG47366  Eriogonum gracile J. Copeland 1973-8-31 1008 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, ca. 2 mi W of US Hwy 101 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-BC266826  Eriogonum ordii Clare B. Hardham 1962-4-13 8973 San Luis Obispo South end Carissa Plains Comment
  CAS-BOT-BC257907  Eriogonum parvifolium Alice Eastwood 1927-7-29 14938 San Luis Obispo Morro Sands Comment
  JEPS85774  Eriogonum roseum Roy E. Buck 1988-5-30 917 San Luis Obispo just above confluence Fernandez Creek (wnw-facing lower slope of canyon of Shell Creek; ca. 28 air km ese of Atascadero; n end of La Panza Range); La Panza Range, Shell Creek 426 Comment
  UC178421  Eriogonum roseum Katharine Brandegee 1912-10-2 San Luis Obispo Mission San Miguel Salinas Valley, Mission San Miguel Comment
  UC2027460  Eriogonum roseum Greg Wilvert 2005-7-20 498 -1 San Luis Obispo Southeast Half of the Caliente Range. 1.1 km NW of Semper Spring. Comment
  OBI75665  Eriogonum roseum D. R. Miller 2011-9-2 911 .992 San Luis Obispo Rocky Butte/Pine Mt region. From Tobacco creekway bed, between the 1st and 2nd crossing Comment
  OBI11124  Eriogonum temblorense Robert F. Hoover 1949-5-29 7733 San Luis Obispo Cottonwood Pass, W side Comment
  OBI10937  Eriogonum viridescens Robert F. Hoover 1949-5-29 7729 San Luis Obispo Cottonwood Pass, W side Comment
  CAS-BOT-BC264896  Eriogonum viridescens R. F. Hoover 1949-6-4 7749 San Luis Obispo San Juan River on Pozo-Simmler Road Comment
  OBI17676  Eriophyllum confertiflorum Dave Imper 1977-1-8 34 San Luis Obispo Project located 1 mi SW of hwy 227 on Price Canyon rd. 76 Comment
  OBI51542  Eriophyllum confertiflorum Ann Cochran 1986-8-1 88 San Luis Obispo Plant taxonomy to Mtn Home State Forest on the westside of the Sierra Nevada mtns. 1676 Comment
  SBBG104450  Eriophyllum confertiflorum var. confertiflorum M. D. Proctor, E. A. Young 1993-4-16 ROB 427 San Luis Obispo ca. 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  UC57581  Eriophyllum confertiflorum var. confertiflorum J. H. Barber 1899-5-12 San Luis Obispo Paso Robles Comment
  UC472189  Eriophyllum confertiflorum var. confertiflorum Ira J. Condit 1912-5-1 San Luis Obispo C. P. S. Canyon Comment
  UC1284950  Eriophyllum lanatum var. achilleoides R. F. Hoover 1957-7-19 8388 San Luis Obispo Cypress Mt. Comment
  CDA5414  Eriophyllum multicaule A. C. Browne 1951-3-4 San Luis Obispo Oso Flaco. 0 Comment
  SD71146  Eriophyllum pringlei R. F. Hoove 1947-3-30 6822 San Luis Obispo East branch of Huerhuero Creek about 5 miles south of Creston. Comment
  OBI7030  Eriophyllum staechadifolium Marguerite Costigan 1972-11-11 46 San Luis Obispo East side of 1st main dune ridge from beach, 1/8 mi S of Suicide HIll, near Shark's inlet Comment
  OBI8511  Erodium botrys Dave Imper 1976-11-27 2 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  OBI14112  Erodium botrys B. A. Smith 1966-4-7 12 San Luis Obispo Just off hwy 1 at Oceano Comment
  UCD103140  Erodium brachycarpum Ernest C. Twisselmann 1961-4-3 6032 San Luis Obispo Eastern San Luis Obispo County: Head of Palo Prieta Creek, Dorothy Twisselmann Ranch, Shandon. 609 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
  OBI51212  Erodium cicutarium Jan Barber 1994-5-14 173 San Luis Obispo San Simeon State Park; adj to closed rd between Washburn day-use area and main park rd Comment
  OBI53484  Erodium cicutarium Arthur W. Hazebrook 1991-4-19 7 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI47128  Erodium moschatum Lynne Dee Oyler 1986-3-21 368 San Luis Obispo Agua Escondido, USFS blue oak study area, NE of Arroyo Grande Comment
  RSA113516  Eruca vesicaria subsp. sativa P. A. Munz 1955-6-18 20899 San Luis Obispo Grade 3 miles E of Cholame on Bakersfield road Comment
  CAS-BOT-BC54481  Erysimum capitatum R. F. Hoover 1947-3-30 6842 San Luis Obispo West edge of Carrizo Plain west of Simmler. 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
  SBBG95385  Erysimum capitatum var. capitatum C. Zeeb 1984-1-28 20 San Luis Obispo Morro Bay Kangaroo Rat Reserve in Los Osos Comment
  RSA102208  Erysimum capitatum var. capitatum G. B. Rossbach, Ruth P. Rossbach 1938-5-8 833 San Luis Obispo Near Shandon. 366 Comment
  RSA355813  Erysimum capitatum var. lompocense R. F. Thorne 1968-6-7 37753 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  CAS-BOT-BC55214  Erysimum suffrutescens R. F. Hoover 1947-3-2 6647 San Luis Obispo Near Callender Railroad siding. Comment
  CAS-BOT-BC55222  Erysimum suffrutescens Ira L. Wiggins 1929-4-15 3579 San Luis Obispo North of Guadalupe at cross roads to Calander. Comment
  CAS-BOT-BC55226  Erysimum suffrutescens G. B. Rossbach 1955-5-2 591 San Luis Obispo Lower northeast slope of Morro Rock. Comment
  OBI9432  Erythranthe androsacea Robert F. Hoover 1947-4-12 6913 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  SEINET8205906  Erythranthe androsacea R. F. Hoover 1952-5-11 8186 San Luis Obispo Navajo Creek district, east side of La Panza Range. Comment
  OBI80874  Eschscholzia caespitosa David J. Keil 2015-2-14 32624 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  SBBG93703  Eschscholzia caespitosa S. A. Junak 1990-5-1 4298 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 548 Comment
  SBBG93842  Eschscholzia californica S. A. Junak 1990-5-15 4331 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, at NW corner of Pick and Shovel Mine 579 Comment
  UC1126417  Eschscholzia californica C. M. Belshaw 1936-3-23 1696 San Luis Obispo 1/2 mi nw Black Hill (Plot #1); Cayucos Quadrangle 60 Comment
  UCD94076  Eschscholzia californica Shannon M. Still 2006-5-14 94 San Luis Obispo California. San Luis Obispo County: Along CA-58 in hills west of Carrizo Plain. 390 Comment
  CAS-BOT-BC403517  Eschscholzia californica Ernest C. Twisselmann 1959-4-18 5065 San Luis Obispo Santa Margarita Region: low hills just west of Garden Farms 243 Comment
  OBI57972  Eschscholzia californica Austin P. Griffiths 1980-4-12 s.n. San Luis Obispo Oceano Dunes Region. Along residential berm in Oceano Comment
  SDSU830  Eschscholzia californica D. F. Howe 1960-4-10 2856 San Luis Obispo East of sand dunes south of Morro Bay. Comment
  UCD95286  Eschscholzia californica Curtis Clark 1975-5-26 500 San Luis Obispo San Luis Obispo County: east of Santa Margarita on State Highway 58, 1.3 miles west of junction with State Highway 229. Comment
  RSA43820  Eschscholzia californica var. maritima D. F. Howe 1948-8-17 s.n. San Luis Obispo Coast Comment
  UCR57534  Eschscholzia lemmonii George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  CAS-BOT-BC76462  Eschscholzia lemmonii Ernest C. Twisselmann 1955-4-6 1802 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Croker Canyon. 822 Comment
  CAS-BOT-BC76466  Eschscholzia lemmonii Ernest C. Twisselmann 1962-3-18 6702 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon. 655 Comment
  CAS-BOT-BC76470  Eschscholzia lemmonii Ernest C. Twisselmann 1962-4-2 6750 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Davidson Hills just east of Grant's Lake. 594 Comment
  OBI64392  Eschscholzia lemmonii David J. Keil 2001-3-28 29185 San Luis Obispo Highway 46, 0.4 miles southwest of Cholame Comment
  UC1872945  Eschscholzia lemmonii David Keil 2001-3-28 29185 San Luis Obispo Hwy 46, 0.4 mi SW of Cholame. Comment
  HSC91679  Eucalyptus cornuta Susan H. Bicknell 1988-11-22 San Luis Obispo Montana de Oro State Park, MDO9 Comment
  OBI22795  Eucalyptus polyanthemos Pullman 1968-2-13 23 San Luis Obispo N side of Senior project room Comment
  SD244753  Eucalyptus robusta David Keil 2011-11-5 31149 San Luis Obispo Oceano: Pismo State Beach. Dunes between Oceano Camground and beach. 3 Comment
  SBBG118431  Eucrypta chrysanthemifolia var. chrysanthemifolia M. Wetherwax, E. Painter 2003-3-19 CR 403 San Luis Obispo top of Palisades above Nacimiento River and Boy Scout Rd; Camp Roberts 280 Comment
  OBI11965  Eulobus californicus Robert F. Hoover 1967-6-4 10613 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  CAS-BOT-BC207083  Euphorbia ocellata Ernest C. Twisselmann 1960-8-22 5994 San Luis Obispo Dorothy Twisselmann Ranch - Temblor Range and the Western San Joaquin Valley 670 Comment
  CAS-BOT-BC207084  Euphorbia ocellata Ernest C. Twisselmann 1960-8-22 5994 San Luis Obispo Dorothy Twisselmann Ranch - Temblor Range and the Western San Joaquin Valley 670 Comment
  OBI69534  Euphorbia ocellata David J. Keil, with V. L. Holland 2008-6-12 30546 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  OBI19173  Euphorbia peplus Ed Tischbern 1978-11-24 1 San Luis Obispo South end Lassen Hall, Cal Poly, San Luis Obispo Comment
  OBI27199  Euphorbia spathulata Thomas Burrows 1981-4-9 140 San Luis Obispo Reservoir Cyn 160 Comment
  OBI67838  Eurybia radulina M. Petroelje & J. Clark, J. Clark 1988-7-9 s.n. San Luis Obispo Camp San Luis Obispo. South of Shooting range, Training Area H. LCTA Plot 315. UTMs (NAD27) zone 10, 708720 E, 3913140N 152 Comment
  OBI15448  Euthamia occidentalis Robert F. Hoover 1946-9-14 6384 San Luis Obispo Creston Comment
  OBI79608  Festuca californica David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31364 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  CAS-BOT-BC283199  Festuca californica subsp. hitchcockiana R. F. Hoover 1947-5-14 7168 San Luis Obispo Steiner Creek, Serrano Canyon Comment
  CAS-BOT-BC278371  Festuca elmeri R. F. Hoover 1949-5-22 7717 San Luis Obispo 2 mi. E. of Templeton Comment
  OBI79578  Festuca elmeri David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31386 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  SBBG104573  Festuca microstachys M. D. Proctor, E. A. Young 1993-3-19 ROB 246 San Luis Obispo ca. 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  OBI4329  Festuca microstachys William Lester 1969-4-16 164 San Luis Obispo Fish Ranch road 457 Comment
  SBBG104286  Festuca microstachys var. pauciflora M. D. Proctor, E. A. Young 1993-5-19 ROB 249 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  OBI21866  Festuca myuros Robert F. Hoover 1947-3-26 6754 San Luis Obispo Price cyn (just S of) Comment
  OBI21877  Festuca myuros Russell Gorman 1956-5-17 64 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI3838  Festuca myuros Elizabeth Rudd 1971-4-26 237 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI11908  Festuca perennis Dave Imper 1977-4-7 111 San Luis Obispo Price Cyn Tarsands Project. Project located 1 mi. SW of Hwy 227 on Price Canyon Rd. Comment
  OBI72332  Festuca perennis Anthony Baniaga, Theo Fitanides 2010-5-16 194 San Luis Obispo Tierra Redonda Mtn BLM ACEC. About 150 m N of Oak Shores Rd 346 Comment
  CDA11508  Filago gallica G. F. Hrusa 1995-5-28 12288 San Luis Obispo Black Butte Research Natural Area, Los Padres NF. Access road to Peak 1 Radio Facility. Comment
  SEINET2444533  Foeniculum vulgare Jillian C. Boettcher 2002-4-29 9 San Luis Obispo Avila Beach. Turnout off Avila Beach Drive 1 mi W of Avila Beach exit off Hwy 101. 6 Comment
  OBI72612  Fragaria vesca Jacey Garrison, Damon Cockerham 2002-2-2 7 San Luis Obispo Los Osos, Montana de oro. 1.25 mi S of ranger station. Along hiking trl, left of rd. 1 mi down trail head 38 Comment
  OBI10301  Frangula californica subsp. californica Robert F. Hoover 1946-10-27 6537 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  CAS-BOT-BC53590  Frangula californica subsp. tomentella Carl B. Wolf 1929-4-13 3448 San Luis Obispo 3 mi. No. of Atascadero 243 Comment
  SEINET10767136  Frankenia J. Richard Abbott, B. S. Carlsward 1999-7-1 Abbott 13005 San Luis Obispo Morro Bay; Morro Bay State Park, ca 0.16 km north of museum building. Comment
  CAS-BOT-BC211641  Frankenia salina Chester Dudley 1926-8-21 s.n. San Luis Obispo Near mouth of Arroyo Grande Creek Comment
  SD75759  Frankenia salina Helen V. Witham 1969-9-27 510 San Luis Obispo East end of Morro Bay. 2 Comment
  UCR115814  Frankenia salina George K. Helmkamp, E. A. Helmkamp 2000-6-15 5687 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  CAS-BOT-BC205933  Fremontodendron californicum R. F. Hoover 1963-6-5 8562 San Luis Obispo Calf Canyon Comment
  CAS-BOT-BC205934  Fremontodendron californicum Gertrude Sinsheimer 1935-5-9 s.n. San Luis Obispo Pettitt's Canyon on hills near San Luis Obispo Comment
  UC572345  Fremontodendron californicum subsp. californicum G. T. Nordstrom 1937-6-11 1330 San Luis Obispo 2.6 mi nw of Josephine School 533 Comment
  RSA15701  Fritillaria affinis Carl B. Wolf 1929-4-13 3447 San Luis Obispo 3 miles S of Paso Robles. 213 Comment
  OBI75059  Fritillaria biflora David J. Keil 1988-3-19 20400 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  CAS-BOT-BC130266  Fritillaria biflora John Thomas Howell 1931-3-22 5946 San Luis Obispo At summit of Cuesta Pass Comment
  OBI12037  Fuchsia hybrida Betty Hoover 1962-2-23 59 San Luis Obispo San Luis Obispo Comment
  OBI8516  Fuchsia hybrida Dan Sheehy 1978-11-22 8 San Luis Obispo E side of English Bldg, Cal Poly, San Luis Obispo Comment
  UC1953342  Fuchsia magellanica David Keil 1985-3-26 18477 San Luis Obispo Lodge Hill subdivision area of Cambria. Comment
  OBI63017  Fumaria capreolata David J. Keil 2001-3-13 29174 San Luis Obispo San Luis Obispo. End of South Street at San Luis Creek Comment
  OBI83589  Fumaria officinalis Michael Walgren, Carole Adams 2017-3-12 599 San Luis Obispo San Simeon State Park, along Narrow coastal bluff section between Highway 1 and the beach 15 Comment
  OBI28254  Galium andrewsii Krystoff/Spasbo 1982-4-18 19 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  JEPS35300  Galium andrewsii subsp. gatense R. F. Hoover 1949-5-22 7722 San Luis Obispo La Panza rd 12 mi e Creston Comment
  OBI9947  Galium angustifolium subsp. angustifolium Robert F. Hoover 1964-7-9 9132 San Luis Obispo 5 mi SE of Santa Margarita Comment
  OBI80751  Galium aparine David J. Keil 2015-2-21 32689 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
  UCR161924  Galium aparine George K. Helmkamp, E. A. Helmkamp 2005-3-1 8976 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lake Lopez; 0.3 mi. N of Hi Mountain Road along Upper Lopez Canyon Road 311 Comment
  CAS-BOT-BC223077  Galium hardhamiae C. L. Bowen 1982-6-12 638 San Luis Obispo Just south of Monterey County line San Luis Obispo County near headwaters of Waterdog Creek 579 Comment
  OBI67038  Galium parisiense David J. Keil, with V. L. Holland 2001-5-24 29490 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  OBI24989  Galium porrigens David J. Keil 1980-4-26 13915 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI4826  Galium porrigens Mike Wemp 1972-3-29 18 San Luis Obispo 1/2 mi NW of Montana de Oro State Park campground 61 Comment
  CDA11466  Galium porrigens var. porrigens G. F. Hrusa 1995-5-28 12228 San Luis Obispo Black Butte Research Natural Area. ridge immed. WNW of Peak 2. Comment
  OBI79445  Gamochaeta ustulata David J. Keil 2013-5-15 31736 San Luis Obispo San Luis Range. Prefumo Canyon. Along banks above private drive off Prefumo Canyon Road 120 Comment
  UC454527  Garrya elliptica I. J. Condit 1908-2-17 San Luis Obispo Prefumo Canyon Comment
  OBI58096  Garrya flavescens David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27537 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  JEPS34350  Garrya veatchii Rimo Bacigalupi, and L. R. Heckard 1963-4-20 8825 San Luis Obispo due sse Cuesta Pass (along dirt road following ridge (main crest) of Santa Lucia Range); Santa Lucia Range 701 Comment
  RSA485901  Garrya veatchii G. Dahling 1973-6-6 944 San Luis Obispo About 3.8 miles west of Paso Robles on Peachy Road. Comment
  SEINET8730415 Image available Garrya veatchii Roxana S. Ferris 1939-1 9792 San Luis Obispo Chaparral; 4 miles west of Paso Robles on Peachy Canyon Road. Comment
  UC572536  Gastridium ventricosum G. T. Nordstrom 1937-5-25 1278 San Luis Obispo one mi e Josephine School; Adelaida Quad. 457 Comment
  OBI28270  Genista monspessulana Rick Frelinger 1982-5-25 87 San Luis Obispo San Luis Crk in Reservoir Cyn Comment
  RSA0028483  Geranium dissectum Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  OBI78879  Gilia achilleifolia George Butterworth 2013-3-21 892 San Luis Obispo Chimineas Ecological Reserve. San Juan Spur Rd. 588 Comment
  POM202648  Gilia achilleifolia Mary E. Wall 1953-5-11 s.n. San Luis Obispo Santa Margarita. El Dorado School. Comment
  POM74344  Gilia achilleifolia Anonymous 1882-5-6 2381 San Luis Obispo [Unspecified] Comment
  SBBG107025  Gilia brecciarum C. B. Hardham 1961-4-8 6795 San Luis Obispo Cottonwood Pass, E of Cholame 609 Comment
  OBI78760  Gilia clivorum Michael Walgren 2014-4-5 379 San Luis Obispo Chevron Oil Company property about 1/4 mile east of Del Mar Park in the City of Morro Bay. 98 Comment
  OBI82061  Gilia clivorum Michael Walgren 2016-3-4 492 San Luis Obispo Private ranch land located inland of the northern terminus of South Bay Boulevard in the City of Morro Bay. Annual Grassland with several native species persistent. Only Observed at this localized location near an isolated willow stand. 56 Comment
  SBBG118978  Gilia clivorum J. M. Porter with T. Anderson 2005-4-25 14359 San Luis Obispo St Hwy 46, 0.5 mi E of Antelope Rd 527 Comment
  SEINET15322361  Gilia millefoliata R. W. Summers 1886-1 s.n. San Luis Obispo San Luis Mountains. 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
  JEPS85969  Gilia tenuiflora subsp. amplifaucalis W. L. Jepson 1932-4-2 16189 San Luis Obispo Cholame 354 Comment
  SBBG5907  Gilia tenuiflora subsp. amplifaucalis C. B. Hardham 1958-3-1 2867 San Luis Obispo Huerhuero Crk between Creston and Geneseo Comment
  CAS-BOT-BC123834  Gilia tenuiflora subsp. amplifaucalis John Thomas Howell 1948-4-24 24216 San Luis Obispo 3 miles E of Paso Robles Comment
  UC1034562  Gilia tenuiflora subsp. amplifaucalis R. F. Hoover 1947-4-2 6869 San Luis Obispo Upper Arroyo Grande 5 mi above County Park; Upper Arroyo Grande above County Park 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
  OBI44969  Glinus lotoides David J. Keil 1983-10-30 18035 San Luis Obispo Rocky Cyn Crk E of Atascadero Comment
  SBBG104249  Glycyrrhiza lepidota F. L. Johnson, E. A. Young 1993-5-24 ROB 579 San Luis Obispo Boy Scout Rd, 2 km SE of Twin Bridges; Camp Roberts Comment
  UCSB12336  Glycyrrhiza lepidota Steward, Alfred 1942-8-30 San Luis Obispo Abrahamson Ranch 1/2 mile north of Templeton Comment
  UCR122593  Gnaphalium luteoalbum George K. Helmkamp 1995-11-23 112 San Luis Obispo Central Coast, Junction of Martingale Avenue and Buckskin Drive in Los Osos 46 Comment
  CAS-BOT-BC110218  Grayia spinosa R. F. Hoover 1952-4-20 8139 San Luis Obispo Near north end of Elkhorn Plain, west base of Temblar Range. Comment
  RSA131330  Grindelia camporum var. bracteosa Peter H. Raven 1957-7-6 11059 -A San Luis Obispo 2.3 miles north of Arroyo de la Cruz Creek. Comment
  RSA80717  Grindelia camporum var. bracteosa F. W. Peirson 1920-7-30 2754 -A San Luis Obispo Willow Creek, Morro region. Comment
  UC57444  Grindelia hirsutula J. H. Barber 1899-5-22 San Luis Obispo near Morro Comment
  RSA139899  Grindelia hirsutula Clare B. Hardham, C. Butterworth 1960-6-2 5983 San Luis Obispo Cuesta. Plants of the Santa Lucia Mountains. Comment
  OBI16375  Grindelia stricta var. platyphylla Robert F. Hoover 1969-8-1 11510 San Luis Obispo Cambria Comment
  OBI56397  Grindelia stricta var. platyphylla David J. Keil 1999-5-20 28348 San Luis Obispo Pismo Beach. Along Crpress Street. Comment
  UC1127018  Guillenia lasiophylla T. M. Hendrix 1937-4-21 55 San Luis Obispo 2 mi ne Huerhuero School; Pozo Quad. 502 Comment
  OBI77856  Gutierrezia californica Craig Woods 1978-4-9 47 San Luis Obispo E side of Carrizo Plain, 8 mi SE of hwy 58 along Sim. soda lake rd 762 Comment
  OBI21958  Hainardia cylindrica Robert F. Hoover 1947-5-20 7173 San Luis Obispo N end of Morro Bay, by roadside above ocean bluffs 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
  UC54023  Hazardia squarrosa var. squarrosa Rev. R. W. Summers 1882-9-2 391 San Luis Obispo San Luis Mt. Comment
  CAS-BOT-BC302368  Hazardia squarrosa var. squarrosa Ernest C. Twisselmann 1955-9-1 2361 San Luis Obispo Old Cuesta Grade, Santa Lucia Mountains 259 Comment
  OBI49833  Hazardia squarrosa var. squarrosa Steven A. Junak 1990-10-11 4439 San Luis Obispo Cuesta Ridge; Near NW corner of Cuesta Ridge Botanical ara, E of main road (USFS Road #29S11.3) at E end of powerline access road, ca. 5.9 mi W of hwy 101. 707 Comment
  OBI75210  Hedera helix David J. Keil 2011-8-20 31093 San Luis Obispo San Luis Obispo. Along Vachell Lane near intersection with South Higuera Street 35 Comment
  OBI32023  Hedypnois rhagadioloides David J. Keil, Eric Wise 1981-5-25 14801 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC211453  Helianthemum scoparium R. F. Hoover 1947-3-26 6755 San Luis Obispo Oak Park District Comment
  CAS-BOT-BC211454  Helianthemum scoparium Clare B. Hardham 1958-5-28 3451 San Luis Obispo North Road to Adelaida near Nacimiento Dam Road, Santa Lucia Mountains Comment
  CAS-BOT-BC305460  Helianthus annuus Clare B. Hardham 1956-10-27 1486 San Luis Obispo Santa Lucia Mountains. Oak Flat Road, 1 mile west of Paso Robles Comment
  CAS-BOT-BC305551  Helianthus bolanderi Herman Knoche 1919-10-1 Series A, No. 2421 San Luis Obispo Atascadero Comment
  OBI16322  Helianthus bolanderi Robert F. Hoover 1946-8-18 6318 San Luis Obispo Creston Comment
  SBBG109365  Helianthus gracilentus C. B. Hardham 1958-5-13 3291 San Luis Obispo Cerro Alto Comment
  OBI66451  Helianthus gracilentus David J. Keil 1997-4-19 26218 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  OBI38243  Heliotropium curassavicum Eric Wise 1981-8-7 1036 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  RSA637594  Heliotropium curassavicum Michael A. Vincent 1999-6-11 8611 San Luis Obispo At Shandon Rest Stop along Ca 1/46, 1.1 miles south of Chalome Creek bridge, and 5.5 miles south of Rt. 41/46 split. Comment
  RSA77878  Heliotropium curassavicum var. oculatum F. W. Peirson 1925-3-25 5679 San Luis Obispo Near Morro. Comment
  OBI15575  Helminthotheca echioides Betty Sheehan 1957-10-11 7 San Luis Obispo Cal Poly Campus, Science Bldg Comment
  OBI38438  Helminthotheca echioides Eric Wise 1981-6-15 584 San Luis Obispo Turri Rd, 1 mi E of So Bay Blvd Comment
  SBBG8659  Helminthotheca echioides H. and M. Dearing 1940-8-11 4458 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC309857  Hemizonia congesta subsp. luzulifolia Bruce G. Baldwin 1985-9-29 532 San Luis Obispo Immediately north of Los Osos Valley Road at extreme western edge of Laguna Lake Village Comment
  OBI40999  Herniaria hirsuta var. cinerea David J. Keil, Eric A. Wise 1985-4-25 18558 San Luis Obispo Black Lake cyn at crossing of Calif Hwy 1 Comment
  OBI55291  Hesperevax acaulis var. ambusticola David J. Keil 1998-4-7 26591 San Luis Obispo 2 mi. N from Hwy 58 on Hwy 229 S of Creston. 469 Comment
  SBBG123049  Hesperevax sparsiflora var. sparsiflora D. Keil 1998-4-10 26685 San Luis Obispo 2051 O'Connor Way, SW of San Luis Obispo Comment
  SFV285  Hesperocyparis sargentii E. R. Blakley 1958-9-22 2466 San Luis Obispo About 3 miles west of La Cuesta summit._x000B_ 823 Comment
  SBBG119443  Hesperolinon micranthum E. Painter, M. Wetherwax, J. Greenhouse 2003-6-25 CR 458 San Luis Obispo ephemeral tributary of San Marcos Crk; Camp Roberts 250 Comment
  OBI12525  Hesperolinon micranthum Robert F. Hoover 1946-6-2 6116 San Luis Obispo Rinconada Mine, betw. Santa Margarita and Pozo Comment
  CAS-BOT-BC422573  Hesperomecon linearis Ernest C. Twisselmann 1958-4-10 4219 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3 miles south of U.S. 466 487 Comment
  CDA11383  Heterodraba unilateralis G. F. Hrusa 1995-4-15 12103 San Luis Obispo Carrizo Plain. S end of Soda Lake. Comment
  OBI83500  Heteromeles arbutifolia Krystal Sanchez, Ashley Ladin, Alex Talbott, Grace Van Kirk, Kalie Oku 2017-2-10 2 San Luis Obispo On the same road as the first plant. Tall shrub around 7ft, fruits are red to black, and large green leaves from top to bottom. 791 Comment
  SBBG109411  Heterotheca grandiflora C. B. Hardham 1956-10-29 1493 San Luis Obispo Atascadero Comment
  SBBG93923  Heterotheca grandiflora S. A. Junak 1990-10-11 4437 San Luis Obispo near top of access rd to KSBY antenna facility, just N of USFS Rd 29S11.), ca. 2.7 mi W of US Hwy 101 743 Comment
  CAS-BOT-BC318472  Hieracium argutum R. F. Hoover 1946-8-3 6251 San Luis Obispo Upper Coon Creek Comment
  RSA142414  Hieracium argutum Clare B. Hardham 1960-6-27 6324 San Luis Obispo Black Mountain, route 41, Cambria-Cayucos Road. Santa Lucia Mountains. 610 Comment
  OBI59621  Hirschfeldia incana David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1958 San Luis Obispo 0.4 mi W of sign indicating W end of Botanical Area Comment
  OBI36705  Hoita macrostachya Eric Wise 1981-9-29 1225 San Luis Obispo Lopez Cyn, Approx 6 mi NW of Hi Mtn Rd Comment
  UC454698  Hoita macrostachya unknown San Luis Obispo Railroad Canyon Comment
  CAS-BOT-BC412715  Hollisteria lanata R. F. Hoover 1967-6-4 10615 San Luis Obispo Recruit Canyon at west base of Crocker Grade, Temblor Range Comment
  SBBG1676  Hollisteria lanata C. B. Hardham 1958-6-6 4715 San Luis Obispo jct of Camatta Rd and Calf Cyn Rd (Highland School District) Comment
  CAS-BOT-BC325895  Holocarpha heermannii R. F. Hoover 1947-8-17 7381 San Luis Obispo Near summit of Santa Lucia Mts. on Templeton - Cambria Road Comment
  OBI10167  Holodiscus discolor F. Rush April1956 73 San Luis Obispo Mt SLO, E central cyn Comment
  SBBG124115  Hordeum brachyantherum subsp. brachyantherum D. Wilken with E. Painter 2011-5-19 17951 San Luis Obispo W of Simmler Rd, 0.5 km NNE of its jct w/ Soda Lake Rd, E side of S arm of Soda Lake; Carrizo Plain Nat Monument 173 Comment
  JEPS70212  Hordeum brachyantherum subsp. californicum Robert J. Rodin 1970-5-5 8390 San Luis Obispo Camp San Luis Obispo, Nature Preserve 15 Comment
  CAS-BOT-BC289106  Hordeum depressum R. F. Hoover 1947-3-30 6850 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  OBI2565  Hordeum marinum subsp. gussoneanum Larry E. Brown 1971-5-15 1997 San Luis Obispo Cambria Comment
  OBI78749  Hordeum marinum subsp. gussoneanum David J. Keil 2013-9-5 32024 San Luis Obispo Morro Bay State Park. Hillside at west base of Portola Hill above South Bay Blvd south of Quarry Trail trailhead along Live Oak Trail 24 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
  OBI10117  Horkelia californica Robert F. Hoover 1947-9-14 7394 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI10091  Horkelia cuneata Robert F. Hoover 1969-6-5 11370 San Luis Obispo Oak Park district, Arroyo Grande Comment
  UC1392971  Horkelia cuneata subsp. cuneata R. F. Hoover 1969-6-5 11370 San Luis Obispo Oak Park district, Arroyo Grande Comment
  OBI10098  Horkelia cuneata subsp. puberula Robert F. Hoover 1966-5-17 9866 San Luis Obispo Indian Knob Ridge Comment
  CAS-BOT-BC143396  Horkelia yadonii Alice Eastwood; John Thomas Howell 1938-6-13 5911 San Luis Obispo Calf Canyon 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
  OBI59304  Humulus lupulus David J. Keil 2001-6-1 29539 San Luis Obispo Santa Margarita. Vicinity of railroad crossing on Highway 58 near Santa Margarita Park. Comment
  CAS-BOT-BC422622  Hunnemannia fumariifolia Roxana S. Ferris 1929-4-15 7636 San Luis Obispo Callender Comment
  UCSB40651  Hydrocotyle umbellata Vivrette, Nancy 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  CDA15093  Hymenoclea salsola G. F. Hrusa 1998-3-26 14174 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. betw. S side of Swain Pasture and Swain Wash approx. 5 mi. S of Panorama Rd inters. w/Soda Lake Rd. Comment
  SBBG93796  Hypochaeris glabra S. A. Junak 1990-4-26 4199 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  OBI28267  Hypochaeris glabra Spasbo/Krystoff 1982-4-18 29 San Luis Obispo 22 mi E of Arroyo Grande Comment
  OBI65837  Hypochaeris glabra D. R. Miller 1994-4-8 494 -186 San Luis Obispo Pine Mtn Region. From Cole Ranch, Spring trl, Marmolejo crk drainage 700 Comment
  OBI51157  Hypochaeris radicata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .5 San Luis Obispo San Simeon State Park. NE corner of park. top of hill to W of lone Monterey pine 0 Comment
  CAS-BOT-BC324705  Isocoma menziesii var. vernonioides R. F. Hoover 1946-8-8 6281 San Luis Obispo North end of Morro Bay Comment
  OBI15988  Isocoma menziesii var. vernonioides Robert F. Hoover 1964-8-14 9250 San Luis Obispo Jack lake Comment
  UCD133436  Isocoma menziesii var. vernonioides K. L. Chambers 1966-8-30 2472 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  JEPS51984  Isocoma menziesii var. vernonioides Ernest C. Twisselmann 1965-11-2 11686 San Luis Obispo bluffs just n of San Simeon Beach State Park 12 Comment
  OBI71688  Isocoma veneta var. vernonioides David J. Keil 1988-7-2 20874 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  RSA128169  Isoetes howellii Clare B. Hardham 1959-4-19 4260 San Luis Obispo 0.7 mile W of Huero Huero Bridge, Rte 41. Comment
  CAS-BOT-BC112549  Isolepis cernua R. F. Hoover 1965-5-22 9406 San Luis Obispo Cambria, among pines north of town. Comment
  CAS-BOT-BC112542  Isolepis cernua Roxana S. Ferris 1929-4-16 7650 San Luis Obispo Toro Creek, coast road north of Moro. Comment
  SEINET7589106 Image available Isolepis cernua M. J. Oldham 1990-10-2 12041 San Luis Obispo Highway 1 at Arroyo De La Cruz. Comment
  UC1787287  Jaumea carnosa G. K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5337 A San Luis Obispo Central Coast: Atascadero State Beach, 1.2 mi NNW of the junction of CA-1 and CA-41. 6 Comment
  OBI43282  Juncus acutus subsp. leopoldii Eric Wise 1982-4-28 1400 San Luis Obispo Sweet Springs marsh. NW of 4th & Ramona, Los osos Comment
  UC1133603  Juncus bufonius H. C. Lee 1937-5-25 997 San Luis Obispo 1 mi ne Creston; Paso Robles Quad. 335 Comment
  OBI29819  Juncus bufonius var. bufonius Ruth Davis 1964-5-17 84 San Luis Obispo Cal Poly Campus, Poly cyn Comment
  UC1101027  Juncus hesperius Malcolm A. Nobs and S. Galen Smith 1949-6-22 833 San Luis Obispo ca 3 mi s Oceano (Dune Lakes Gun Club) Comment
  SBBG103485  Juncus macrophyllus C. F. Smith 1993-6-15 12487 San Luis Obispo open crk crossing on Branch Crk Rd, 4.5 mi from Hwy 166 Comment
  SBBG95521  Juncus occidentalis D. Keil 1986-5-30 19617 San Luis Obispo Los Osos area, 0.25 mi W of jct of Calle Cordoniz and Bayview Heights Drive Comment
  UC1146339  Juncus orthophyllus R. F. Hoover 1964-7-11 9172 San Luis Obispo Price Canyon Comment
  SBBG104518  Juncus xiphioides F. L. Johnson, E. A. Young 1993-5-27 ROB 661 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  UC2027025  Keckiella breviflora var. breviflora Greg Wilvert 2005-7-20 499 San Luis Obispo Southeast Half of the Caliente Range. 1.4km W of Semper Spring Comment
  OBI3783  Keckiella cordifolia Elizabeth Rudd 1971-6-10 307 San Luis Obispo 3 mi NE of Santa Margarita Comment
  SBBG130685  Kickxia spuria D. J. Keil 2012-7-14 31410 San Luis Obispo S Higuera St, just S of San Luis Obispo city limits, just N of Octagon Barn 30 Comment
  OBI21944  Koeleria macrantha F. Rush May-56 38 San Luis Obispo Mt SLO Comment
  UC1132147  Koeleria macrantha H. C. Lee 1937-5-17 944 San Luis Obispo 1 1/2 mi nw Linnie School; Paso Robles Quadrangle Comment
  OBI28103  Koeleria macrantha Carrie Wilson, Allison Berry 1982-4-24 8 San Luis Obispo Approx 6.5 mi NW of Paso Robles on CA rte G14. 1/2 mi inside entrance to Devil's Gorge cmpgd. On ridge above E shore of Lake Nacimiento Comment
  UC1583642  Lactuca saligna David Keil 1983-9-10 17954 San Luis Obispo Arroyo de la Cruz Comment
  UC455898  Lactuca serriola I. J. Condit 1910-7-19 San Luis Obispo C. P. S. <California Polytechnic School> grounds San Luis Obispo Comment
  CAS-BOT-BC341606  Lagophylla ramosissima R. F. Hoover 1965-9-19 9624 San Luis Obispo West edge of Carrizo Plain, west of Simmler Comment
  CDA15201  Lagophylla ramosissima G. F. Hrusa, T. D. Wilfred 1998-7-2 14739 San Luis Obispo South Coast Ranges; Santa Lucia Mts., near intersection of USFS Cuesta Ridge East access Rd. & U.S. 101 at summit of Cuesta Grade. Comment
  OBI80465  Lagophylla ramosissima David J. Keil 1992-8-3 23610 San Luis Obispo Laguna Lake Park. 170 Comment
  SBBG61194  Lagophylla ramosissima M. M. Miles -Oct-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CDA11565  Lamarckia aurea G. F. Hrusa 1993-5-22 11113 San Luis Obispo Black Butte Research Natural Area; Common annual on open shale slopes, mostly disturbed sites and formerly burned areas. W-face of main ridge, approx. 1 m. N of Mt. Lowe. Comment
  OBI21951  Lamarckia aurea Robert J. Rodin 1962-5-8 6863 San Luis Obispo About 4 mi SE of Cuesta Summit, 4 mi N of San Luis Obispo Comment
  OBI58171  Lamium amplexicaule David J. Keil 1998-4-7 26584 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  OBI73539  Lastarriaea coriacea David J. Keil 1990-4-26 21377 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  CAS-BOT-BC339037  Lasthenia californica R. F. Hoover 1958-4-11 8444 San Luis Obispo 18 miles east of Creston on La Panza road Comment
  RSA15708  Lasthenia californica C. B. Wolf 1929-4-13 3454 San Luis Obispo 1 mile north of Santa Margarita 274 Comment
  CAS-BOT-BC324416  Lasthenia californica subsp. macrantha R. F. Hoover 1948-4-14 7446 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  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
  CAS-BOT-BC329179  Lasthenia ferrisiae David D. Keck; J. Clausen 1935-4-9 3103 San Luis Obispo Cholame Creek at Cholame 365 Comment
  CAS-BOT-BC329185  Lasthenia ferrisiae Ira L. Wiggins 1932-3-20 5783 San Luis Obispo Hillsides in immediate vicinity of Cholame Comment
  JEPS18376  Lasthenia gracilis Rimo Bacigalupi 1957-4-2 5771 San Luis Obispo Nipomo 60 Comment
  UC1561283  Lasthenia gracilis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6833 San Luis Obispo Arroyo de la Cruz on Hearst Ranch (ca. 7 airmiles n of San Simeon, within 3 mi. of Hwy 1) 60 Comment
  UC455772  Lasthenia gracilis I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  JEPS34367  Lasthenia gracilis Rimo Bacigalupi 1963-4-21 8842 San Luis Obispo 22 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
  UC71872  Lasthenia microglossa L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  RSA123031  Lasthenia minor C. M. Belshaw 1936-4-2 1790 San Luis Obispo Carrizo Plain - SW end of Soda Lake. 610 Comment
Read comments
Apr 16 2013
  CAS-BOT-BC370826  Lasthenia minor R. F. Hoover 1952-4-20 8143 San Luis Obispo North side of Soda Lake, Carrizo Plain. Comment
  CAS-BOT-BC370866  Lasthenia minor Roxana S. Ferris 1935-3-29 9101 San Luis Obispo Two miles south of Simmler, Oarriso Plain Comment
  UC1583665  Lasthenia minor David Keil with Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16997 San Luis Obispo between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI66390  Lathyrus tingitanus David J. Keil 2006-5-24 30455 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  UCR32064  Lathyrus vestitus David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel, L. Seek 1982-5-9 16089 San Luis Obispo Cypress Mountain, c. 2 mi. west of Warrens' cabin 589 Comment
  SEINET3928281  Lathyrus vestitus var. vestitus Daniel Hernandez 2012-2-9 3 San Luis Obispo Located 2 miles up East Cuesta Ridge from highway 101.; 0 550 Comment
  RSA522588  Lavatera cretica David J. Keil 1984-7-20 18309 San Luis Obispo Morro Bay. Sand dune are just N of Morro Bay Power Plant, N of Morro Rock. Comment
  UC1872928  Layia gaillardioides David Keil, V. L. Holland 2001-3-29 29236 San Luis Obispo Santa Lucia Mountains. Santa Rita Road, ca. 4.4 road mi E from jct with Old Creek Road. Comment
  OBI65123  Layia glandulosa Greg Wilvert 2005-5-4 386 San Luis Obispo SE Half of the Caliente Range. Cyn to the E of Quail cyn 864 Comment
  UC1314993  Layia glandulosa R. F. Hoover 1967-5-6 10541 San Luis Obispo sand-flats at Jack Lake Comment
  UC463254  Layia glandulosa Roxana S. Ferris 1929-4-15 7620 San Luis Obispo between Guadalupe and Callender Comment
  CAS-BOT-BC340725  Layia glandulosa Philip A. Munz 1951-4-13 16299 San Luis Obispo San Juan Creek, at crossing of State Hwy 178 609 Comment
  RSA302635  Layia glandulosa subsp. glandulosa J. R. Shevock 1972-4-1 1513 San Luis Obispo Shell Creek, Temblor. 46 Comment
  CAS-BOT-BC327277  Layia hieracioides David D. Keck; Wm. M. Hiesey 1940-5-30 5107 San Luis Obispo Nipomo Mesa near Black Lake, 4.8 mi S of Arroyo Grande on road to Oso Flaco. Comment
  OBI27328  Layia hieracioides Robert L. Allen, Nancy E. Arnold 1981-5-3 252 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts Comment
  UC1285331  Layia hieracioides R. F. Hoover 1950-4-30 7858 San Luis Obispo e slope of La Panza Range Comment
  UCD135686  Layia hieracioides Bruce G. Baldwin 1987-3-31 648 San Luis Obispo San Luis Obispo County: Nipomo Mesa, 0.35 mile north of Los Berros Road junction along Pomeroy Road, ca. 0.15 mile south of driveway entrance at 1788 Pomeroy Road. Comment
  CAS-BOT-BC327471  Layia jonesii David D. Keck 1933-5-5 2187 San Luis Obispo Odd Fellows Cemetery, near mouth of Toro Creek, on the coast betweeen Cayucos and Morro 10 Comment
  OBI78805  Layia jonesii Michael Walgren 2014-4-15 386 San Luis Obispo Chevron Oil Company property in a field .7 miles east of the intersection of Zanzibar and Tuscan roads. 130 Comment
  UC518970  Layia jonesii David D. Keck 1933-5-5 2203 San Luis Obispo 3 mi e Morro Comment
  UC89141  Layia jonesii M. E. Jones San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC327642  Layia munzii R. F. Hoover 1966-4-2 9799 San Luis Obispo East side of Soda Lake, Carrizo Plain Comment
  CAS-BOT-BC327616  Layia munzii David D. Keck; J. Clausen 1935-4-9 3097 San Luis Obispo Cholame Creek at Cholame 365 Comment
  CAS-BOT-BC327638  Layia munzii David D. Keck; Palmer Stockwell 1935-5-10 3255 San Luis Obispo 2.5 mi N of Cholame on road to Parkfield. Comment
  CAS-BOT-BC327649  Layia munzii Roxana S. Ferris 1935-3-28 9078 San Luis Obispo Summit of Cholame-Simmler Road about 11 miles N of Simmler. Comment
  CAS-BOT-BC327670  Layia munzii Eben McMillan 1958-4-18 43 -6 San Luis Obispo Low hills SE of Soda Lake. 670 Comment
  POM203555  Layia munzii I. L. Wiggins 1932-3-20 s.n. San Luis Obispo Hillsides in immediate vicinity of Cholame. 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
  UC1069775  Layia platyglossa N. K. Carlson 1936-3-19 156 San Luis Obispo 1.9 mi ese Picacho; Arroyo Grande, Plot 5 175 Comment
  OBI33081  Lemna gibba David J. Keil, CNPS Rare Plant Committee 1983-5-1 16966 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI38513  Lemna minor Eric Wise 1982-6-25 1579 San Luis Obispo Pismo State Beach, Oceano Campground Comment
  RSA0029633  Lemna minuta David J. Keil 2013-8-22 31969 San Luis Obispo Turri Road, just west of junction with unpaved private road (1800 Turri Road). Pond in channel of unnamed tributary of Los Osos Creek. 8 Comment
  OBI21199  Lemna minuta Robert D. Page 1963-10-26 212 San Luis Obispo 3 mi E of routzhan County park Talon Pozo Rd Comment
  OBI39498  Lepechinia calycina David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15970 San Luis Obispo 4.4 mi E of jctn with Santa Rosa Crk rd on dirt rd leading to Cypress Mtn and following SteinerCrk Comment
  OBI81026  Lepidium dictyotum Jason Dart 2010-5-1 379 San Luis Obispo Twissellmann Lake. Lake is on the north side of Bitterwater Road, approximately 6.4 miles south of Highway 46. 677 Comment
  POM272904  Lepidium dictyotum Lyman Benson 1937-4-4 8090 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  UCD115429  Lepidium draba P. B. Kennedy 1929-4-10 s.n. San Luis Obispo San Luis Obispo County: Between San Luis Obispo and Morro. 60 Comment
  OBI55393  Lepidium nitidum David J. Keil, with Kathleen A. Keil 1997-3-8 26073 San Luis Obispo Ca. 1/4 mi. N of Highway 58 along Shell Creek Road. Comment
  UCR170961  Lepidium nitidum R. E. Riefner Jr. 2002-4-4 02- 71 San Luis Obispo San Andreas Rift, Carrizo Plain, due east c. 2 miles off Soda Lake Rd., c. 5 miles south of Soda Lake 584 Comment
  CAS-BOT-BC12594  Lepidium nitidum D. E. Breedlove 1962-3-24 1982 San Luis Obispo 1.4 mile northeast of U.S. 466 at Cholame on State 41. 365 Comment
  OBI53066  Lepidium nitidum David J. Keil 1995-5-23 25207 San Luis Obispo San Luis Range. San Luis Bay estates. Area proposed for housing development Comment
  UCR224683  Lepidium nitidum var. nitidum Ellen Dean, T. Starbuck, M. Starbuck 2008-3-25 4620 San Luis Obispo north of Carrizo Plain National Monument, along Soda Lake Road between College and Belmont Streets 583 Comment
  OBI57212  Lepidium strictum David J. Keil 1998-4-28 26988 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  CAS-BOT-BC12941  Lepidium strictum Clare B. Hardham 1958-4-16 3038 San Luis Obispo Santa Lucia Mountains. Abandoned road, 0.5 mile west of Paso Robles, off Peachy Canyon Road. Comment
  CAS-BOT-BC328030  Lepidospartum squamatum Chester Dudley 1926-8-21 s.n. San Luis Obispo Near mouth of Arroyo Grande Cr. Comment
  UC1321306  Lepidospartum squamatum R. F. Hoover 1966-10-1 10103 San Luis Obispo Lower Lopez Canyon; Lower Lopez Canyon Comment
  SBBG104620  Leptochloa fusca subsp. fascicularis F. L. Johnson, N. A. McCarty 1993-10-16 ROB 762 San Luis Obispo ca. 0.5 km N of Bee Rock Rd on East Perimeter Rd; Camp Roberts Comment
  OBI59298  Leptochloa fusca subsp. uninervia David J. Keil 2001-6-26 29626 San Luis Obispo Arroyo Grande, Camino Mercado, ca. 0.2 mile north from junction with west Branch Street. Comment
  CAS-BOT-BC272420  Leptochloa fusca subsp. uninervia Ernest C. Twisselmann 1963-12-10 9204 San Luis Obispo Highway U.S. 466 7 miles east of Paso Robles, Estrella Plains 243 Comment
  UC1123908  Leptodactylon californicum E. Armstrong 1934-4-1 1127 San Luis Obispo near La Panza; Santa Barbara National Forest, La Panza Quad., nr La Panza Comment
  UC932040  Leptodactylon californicum Verne Grant and Alva Grant 1948-5-28 8542 San Luis Obispo on Guadalupe Road 5 mi s Oceano; s of Oceano Comment
  RSA0039783  Leptosiphon ciliatus LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6440 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
  OBI11418  Leptosiphon ciliatus R. F. Hoover 1966-4-23 9844 San Luis Obispo American Canyon Campground, La Panza Range Comment
  OBI64802  Leptosiphon ciliatus George Butterworth 2005-5-17 600 San Luis Obispo NW of Deadman 750 Comment
  OBI80032  Leptosiphon liniflorus David J. Keil 2000-5-27 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  SBBG82090  Leptosiphon liniflorus C. F. Smith 1950-4-30 2723 San Luis Obispo Twisselmann Rd near Carneros Cyn, Temblor Range 1066 Comment
  RSA43311  Leptosiphon liniflorus J. T. Howell 1948-6-15 24373 San Luis Obispo San Juan River Valley. 366 Comment
  OBI82382  Leptospermum laevigatum David J. Keil 2016-2-6 33448 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  OBI54224  Leptosyne calliopsidea George Butterworth 1995-4-15 49 San Luis Obispo Carrizo Plain Natural Area. T31S R21E S 17 NE qtr .6 mi NE of Elkhorn Rd, close to a rd which is 2.2 mi NW of Panorama Rd 808 Comment
  JEPS6043 Image available Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-17 3005 San Luis Obispo 4 mi s Templeton Comment
  OBI60088  Lessingia glandulifera var. glandulifera George Butterworth 1997-11-3 199 San Luis Obispo T31S, R20E, S32 at Visitor Center, Carrizo Plain Comment
  CAS-BOT-BC339455  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1954-7-17 1433 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta [Prieto] Canyon: 3 miles south of Cholame 487 Comment
  JEPS13575  Lessingia pectinata var. tenuipes Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-24 5214 San Luis Obispo 2.4 mi above the confluence of Palo Prieto Canyon with Cholame Creek (northern end of Temblor Range); northern end of the Temblor Range 457 Comment
  UC1321292  Lessingia pectinata var. tenuipes R. F. Hoover 1966-10-7 10121 San Luis Obispo at mouth of Chimney Canyon; Cuyama River Comment
  UC1285340  Lessingia tenuis R. F. Hoover 1946-6-16 6176 San Luis Obispo between Carrizo Plain and San Juan River (about halfway down the grade) Comment
  UCD64613  Leymus mollis Larry E. Brown 1970-3-17 1744 San Luis Obispo San Luis Obispo County: Hazard Canyon beach ca. 3 mi. S of Baywood Park. Comment
  UCD86648  Leymus triticoides Austin P. Griffiths 1980-7-2 s.n. San Luis Obispo San Luis Opisbo County: Oceano Dunes. Ca. 2 miles S of Oceano ramp. 20 Comment
  OBI75216  Limonium duriusculum David J. Keil 2011-7-3 31055 San Luis Obispo Morro Bay. South side of sand berm on south side of Morro Bay marina 1 Comment
  SD111955  Linanthus californicus Barbara Ertter, Jeffrey Strachan 1980-5-15 3400 San Luis Obispo La Panza Campground, ca. 6.0 miles southeast of Black Mountain, La Panza Range, Los Padres National Forest. 730 Comment
  RSA240654  Linanthus californicus subsp. tomentosus C. W. Tilforth, John Dourley 1973-6-14 855 San Luis Obispo Sand dune area back from beach, N of Oso Flaco Lake Comment
  RSA607296  Linanthus dichotomus D. D. Keck 1935-4-10 3149 San Luis Obispo 10 miles south of Soda Lake, on Carrizo Plain 610 Comment
  UC1226818  Linanthus liniflorus P. J. Hurd and Stage 1962-6-9 62 -19 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  UCR59038  Linanthus liniflorus subsp. pharnaceoides C. F. Smith 1950-5-4 2773 San Luis Obispo Off Creston-Simmler Road, 0.25 mi. north of Fernandez Creek crossing. 417 Comment
  SBBG107498  Linanthus parryae C. B. Hardham 1960-4-20 5475 San Luis Obispo E branch of Huerhuero River at Calf Cyn Bridge Comment
  UC1124057  Linanthus parviflorus G. T. Nordstrom 1937-4-7 1052 San Luis Obispo 1.2 mi n Chimney Rock; Adelaida Quad. 335 Comment
  UC577120  Linanthus parviflorus Alice Eastwood and John Thomas Howell 1935-3-25 2048 San Luis Obispo w side Cottonwood Pass Comment
  UC907999  Linanthus parviflorus I. W. Clokey and C. B. Clokey 1937-4-13 5809 San Luis Obispo s of Maricopa Comment
  JEPS108378  Linanthus pygmaeus subsp. continentalis David Gowen 2005-4-17 255 San Luis Obispo Roadside on Hwy 58, ca 0.5 mile west of Shell Creek Rd. in sandy soil. Comment
  RSA191899  Linaria canadensis var. texana Robert F. Thorne, Percy C. Everett 1963-4-21 31620 San Luis Obispo S side of Morro Bay. 6 Comment
  OBI9476  Linaria dalmatica W. Frey 1959-11-13 483 San Luis Obispo Upper Toro Crk Rd, on Pierce Ranch Comment
  CDA6312  Linaria pinifolia G. D. Barbe 1974-5-16 1791 San Luis Obispo Frontage road and freeway fence between Tefet and Juniper Streets, Highway 101, Nipomo. 0 Comment
  OBI33088  Linum bienne David J. Keil 1983-4-23 16942 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  UCR161674  Linum bienne George K. Helmkamp, E. A. Helmkamp 2005-5-17 9473 San Luis Obispo Central Coast, Mile 60 of Calif. Highway 1, c. 2.0 mi WNW of San Simeon 15 Comment
  UCR122506  Lithophragma cymbalaria George K. Helmkamp, E. A. Helmkamp 2001-5-2 6617 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  OBI9767  Lithophragma cymbalaria Robert F. Hoover 1947-3-19 6686 San Luis Obispo head of Carpenter Cyn N of Arroyo Grande Comment
  OBI60650  Lithophragma heterophyllum David J. Keil 1986-4-13 19147 San Luis Obispo Along Pozo rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  CAS-BOT-BC342305  Logfia filaginoides Alice Eastwood 1926-5-4 13835 a San Luis Obispo Paso Robles Comment
  SBBG12040  Logfia filaginoides C. B. Hardham 1961-4-17 6832 San Luis Obispo Pine Mtn, N of Cambria Comment
  UCD66085  Lolium multiflorum G. F. Hrusa 1995-5-28 12271 San Luis Obispo San Luis Obispo Co.: Between intersections of access roads to Mt. Lowe radio facility and Peak 1 radio facility with main ridge road. Black Butte Research Natural Area. 625 Comment
  CAS-BOT-BC283243  Lolium multiflorum Clare B. Hardham 1961-5-18 7100 San Luis Obispo The Santa Lucia Mountains. Between Pine Mountain and Rocky Butte Comment
  CAS-BOT-BC283244  Lolium multiflorum Clare B. Hardham 4827 San Luis Obispo The Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  OBI79481  Lomatium californicum David J. Keil, with Matt Ritter 2012-3-29 31233 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Road southwest of Templeton Comment
  OBI51297  Lomatium caruifolium Jan Barber 1994-3-21 116 San Luis Obispo San Simeon State Park Comment
  SBBG5206  Lomatium caruifolium M. A. Piehl 1963-4-21 63101 San Luis Obispo 1 mi E of Los Osos along Los Osos Valley Rd 9 Comment
  OBI77240  Lomatium dasycarpum David J. Keil 1982-3-13 15728 San Luis Obispo Ca 0.8 mi W of Pennington Crk Biological Reserve Comment
  OBI5370  Lomatium dasycarpum Robert J. Rodin 1960-4-10 6503 San Luis Obispo On ridge 3 mi W of Cuesta Summit, near San Luis Obispo Comment
  OBI8899  Lomatium dasycarpum subsp. dasycarpum Robert F. Hoover 1958-5-17 8476 San Luis Obispo Summit of Santa Lucia Mts, NW of cuesta Pass Comment
  OBI8916  Lomatium macrocarpum Robert F. Hoover 1949-5-15 7688 San Luis Obispo 10 mi E of Creston on La Panza rd. Comment
  UCR42862  Lomatium parvifolium David J. Keil 1979-4-29 13056 San Luis Obispo Upper Prefumo Canyon Road Comment
  OBI25019  Lomatium utriculatum David J. Keil, Dirk Walters 1980-4-26 13874 San Luis Obispo Along Town Creek near Lime Mtn Mine, west of Paso Robles Comment
  SBBG28217  Lomatium utriculatum I. L. Wiggins 1932-3-21 5825 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  SEINET7040145  Lomatium utriculatum A. G. Vestal 1962-4-10 San Luis Obispo Carrizo Plain, 0.8 mile east from Soda Lake Road. UTM Zone 11, 241807mE, 3896705mN. Comment
  UCD127813  Lomatium utriculatum James Payne Smith Jr. 1973-3-21 s.n. San Luis Obispo San Luis Obispo County: 5 miles E of Atascadero, on State Route 41. 304 Comment
  CAS-BOT-BC240577  Lonicera hispidula Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  SBBG11851  Lonicera hispidula C. B. Hardham 1960-6-17 6164 San Luis Obispo oak woods near Hearst Castle Comment
  HSC91492  Lonicera hispidula var. vacillans Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro, MDO4 Comment
  UC1125261  Lonicera interrupta H. C. Lee 1937-5-28 1012 San Luis Obispo 1 mi w Paso Robles; Paso Robles Quadrangle 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
  RSA17788  Lonicera involucrata var. ledebourii C. B. Wolf 1929-4-15 3585 San Luis Obispo 5 miles south of Oceano along S.P.R.R. 30 Comment
  UCR223629  Lonicera involucrata var. ledebourii A. C. Sanders 2011-2-21 38732 San Luis Obispo Central Coast, Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  PASA1063  Lotus americanus 1928-5-12 San Luis Obispo Near Cambria Comment
  OBI13213  Lotus corniculatus R. R. La Belle 1967-10-10 27 San Luis Obispo Laguna lake, San Luis Obispo. NE side of lake Comment
  SBBG12031  Lotus corniculatus C. B. Hardham 1959-4-12 4227 San Luis Obispo Pinus radiata woods, Cambria Comment
  UC454691  Lotus formosissimus Mrs. Hillard 1910-5-20 San Luis Obispo Cambria Comment
  RSA131985  Lotus grandiflorus var. mutabilis Gale Sphon 1959-6-7 363 San Luis Obispo on Hwy 178 4 miles W of La Panza Campground, Los Padres National Forest Comment
  RSA140048  Lotus heermannii Clare B. Hardham 1960-6-17 6181 San Luis Obispo Cambria, Santa Lucia Mountains. Comment
  UC186938  Lotus heermannii M. K. Curran Jun 1888 San Luis Obispo San Simeon Comment
  SEINET3523649 Image available Lotus procumbens Roxana S. Ferris 1939-5-18 9743 San Luis Obispo 3 mi E of Templeton on Creston road Comment
  UC1285196  Lotus scoparius var. scoparius R. F. Hoover 1964-6-5 8911 San Luis Obispo ridge se Cuesta Pass Comment
  UC55690  Lotus scoparius var. scoparius Mrs. R. W. Summers San Luis Obispo Comment
  UCR202899  Lotus scoparius var. scoparius George K. Helmkamp, E. A. Helmkamp 2000-3-15 5331 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  IRVC28957  Lotus strigosus G. K. Helmkamp 2003-8-16 8079 San Luis Obispo Nipomo Mesa atWillow Road, 0.5 mi E of CA-1, near Black Lake golf course Central Coast 76 Comment
  UC57383  Lotus strigosus J. H. Barber 1900-3-30 San Luis Obispo Santa Lucia Mts. Comment
  UC15739  Lotus strigosus L. Jared 1892-4-10 San Luis Obispo Comment
  RSA122871  Lotus strigosus var. hirtellus N. K. Carlson 1936-3-18 125 San Luis Obispo 0.6 mi SSW of Picacho. 99 Comment
  OBI17641  Lupinus albifrons Robert J. Rodin 1954-1-10 5894 San Luis Obispo See Canyon Comment
  OBI83506  Lupinus albifrons Ashley Ladin, Grace Van Kirk, Kayli Oku, Alex 2017-2-10 1 San Luis Obispo West Cuesta Ridge near Highway 101, up paved road 487 Comment
  RSA0036489  Lupinus albifrons Daisie Huang 2006-6-29 06062901 San Luis Obispo Lopez Canyon Road, near Hi Mtn Rd intersection. 163 Comment
  SBBG112722  Lupinus albifrons D. Keil 1981-4-9 14297 San Luis Obispo 0.6 mi W of jct of rd to Cholame along State Hwy 58 Comment
  UC1285103  Lupinus albifrons R. F. Hoover 1964-3-14 8648 San Luis Obispo head of Lopez Canyon Comment
  UC454953  Lupinus albifrons Unangst 186 San Luis Obispo San Luis Obispo Comment
  UCD105921  Lupinus albifrons G. F. Hrusa 1995-5-28 12225 San Luis Obispo San Luis Obispo County: on ridge immed. E of Peak 2 on SE side. 550 Comment
  OBI56423  Lupinus albifrons David J. Keil, Rhonda Riggins 1987-5-11 20156 San Luis Obispo Cuesta Ridge E, ca. 6.7 mi from jctn with US 101 along Cuesta Ridge rd 792 Comment
  CAS-BOT-BC201598  Lupinus albifrons var. albifrons Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  CAS-BOT-BC196425  Lupinus arboreus Marcus E. Jones 1882-5-6 3236 San Luis Obispo San Luis Obispo Comment
  SBBG34895  Lupinus arboreus Mrs. R. W. Summers 1890-4-14 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1334652  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 a San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  UCD106603  Lupinus arboreus Eric Davidson 1971-6-26 321 San Luis Obispo San Luis Obispo County: 3 miles south of Ceano. Comment
  OBI64438  Lupinus benthamii David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28707 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI083197  Lupinus bicolor Rhonda Riggins 1985-4-27 1526 A San Luis Obispo T26S, R8E, sec 11. Almaden Flats between Rocky Butte and Pine Mountain, Santa Lucia Range, ca 5.5 mi NNW Circle 3 Ranch gage. Abundant in area around old homesite. Comment
  OBI083266  Lupinus bicolor Rhanda Riggins 1985-4-27 1526 San Luis Obispo T26S, R8E, sec 11. Almaden Flats between Rocky Butte and Pine Mountain, Santa Lucia Range, ca 5.5 mi NNW Circle 3 Ranch gage. Comment
  OBI78544  Lupinus bicolor Robert F. Hoover 1947-3-19 6692 San Luis Obispo Head of Carpenter Cyn, N of Arroyo Grande, at top of burned over sandstone hill Comment
  SEINET10484884  Lupinus bicolor subsp. microphyllus Robert F. Hoover 1967-4-5 Hoover 10341 San Luis Obispo 17 miles e of creston on la panza road, on branch of cammatti creek Comment
  SEINET10484959  Lupinus bicolor var. trifidus Timothy Reeves, Donald J. Pinkava 1974-3-20 Reeves 11841 San Luis Obispo Coastal sage zone bordering Morro Bay salt marsh. Comment
  CAS-BOT-BC215434  Lupinus cervinus R. F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mountain above San Simeon Comment
  CDA17515  Lupinus chamissonis Austin Griffiths 1980-7-2 s.n. San Luis Obispo Nipomo Dune System; nearing E border of dune system. Oceano Dunes. Comment
  OBI53455  Lupinus chamissonis Arthur W. Hazebrook 1991-6-6 88 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  RSA0113489  Lupinus chamissonis Lyman Benson 1963-5-5 16260 San Luis Obispo Oso Flaco Lake; sand dunes near Guadalupe. 7 Comment
  OBI56775  Lupinus concinnus David J. Keil 1986-4-13 19177 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  OBI42930  Lupinus concinnus Jan Johnson, Melissa Boggs 1986-5-11 14 San Luis Obispo Los Padres Natl Forest. East Cuesta Ridge about 12 mi N of San Luis Obispo, off hwy 101 Comment
  SEINET11071789 Image available Lupinus concinnus John Thomas Howell 1936-5-8 2308 San Luis Obispo La Panza Mts. Comment
  RSA113143  Lupinus concinnus subsp. concinnus Roxana S. Ferris 1955-5-23 12796 San Luis Obispo 2.3 miles southeast of Geneseo School (E branch of Huerhuero Creek) on road to Creston. Comment
  SEINET10485406  Lupinus horizontalis Ernest C. Twisselmann 1957-5-3 Twisselmann 3481 San Luis Obispo Carrisa plains: flood wash 9.9 mi. S of soda lake. Upper sonoran grasslands. 640 Comment
  UCR97566  Lupinus latifolius George K. Helmkamp 1997-3-8 1446 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
  SBBG48484  Lupinus latifolius var. latifolius L. W. Edge 1974-6-11 465 San Luis Obispo Santa Rita Cyn Rd Comment
  SD167116  Lupinus latifolius var. latifolius G. K. Helmkamp, E. A. Helmkamp 2005-3-9 9088 San Luis Obispo Irish Hills; See Canyon, 1.0 mile north of San Luis Bay Drive. 42 Comment
  CAS-BOT-BC207231  Lupinus ludovicianus R. F. Hoover 1964-5-11 8800 San Luis Obispo Upper Arroyo Grande Comment
  UC73198  Lupinus ludovicianus Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  OBI19289  Lupinus ludovicianus Robert F. Hoover 1949-5-17 7702 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  OBI53010  Lupinus ludovicianus Carl Wishner 1993-5-13 2136 San Luis Obispo Santa Lucia Mts, Santa Margarita Ranch, approx 1/2 mi WSW of Pozo Rd from BM 1138, near Fivemile Bridge and Las Pilitas Rd intersection, Santa Margarita Qual T29s, R13E, SE quarter of SW quarter of sect 35 (interpolated) 366 Comment
  OBI82326  Lupinus ludovicianus Rhonda Riggins 1982-5-20 1412 San Luis Obispo Ridge SE Protero Field. Ranchita Cattle Co. Comment
  RSA659027  Lupinus microcarpus R. Riggins 1979-5-5 1158 San Luis Obispo Triangle formed by Elkhorn Trail Rd. (Co. 285) and ranch road to water tank, 2.3 mi N Coachoro Camp Rd. Comment
  SEINET239675  Lupinus microcarpus Rhonda Riggins 1978-5-6 1146 San Luis Obispo Roadside soil dump El Camino Real 0.3 mile E US 101 at Santa Margarita exit. Comment
  SBBG108058  Lupinus microcarpus var. densiflorus C. B. Hardham 1959-5-20 4572 San Luis Obispo Tierra Redonda Comment
  JEPS108043  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1171 San Luis Obispo USFS road 2.0 mi E Los Machos Creek, Branch Mountain, La Panza Range. Comment
  OBI48265  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1182 San Luis Obispo Pasture land and streamside, Eagle Ranch Rd, 0.3 mi S Santa Barbara Rd N of Santa Margarita exit US 101 Comment
  OBI48303  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1180 San Luis Obispo Roadside and banks adj Wellsona Rd just S of jctn with River Rd, N Paso Robles Comment
  OBI48394  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1175 San Luis Obispo W side Adelaida-Nacimiento Rd at Almost Spring Ranch Comment
  SEINET239808  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1175 San Luis Obispo W side of Adelaiida-Nacimiento Rd. at Almost Spring Ranch. Comment
  OBI56807  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-28 1138 San Luis Obispo Head of Crocker Cyn, Hurricane Rd, 0.9 mi NE jct with Co. Rd 285. W side of Temblor Range Comment
  OBI64924  Lupinus microcarpus var. microcarpus Greg Wilvert 2005-3-21 15 San Luis Obispo SE Half of the Caliente Range. Approx 1/3 km W of the S end of Pipeline Rd, overlooking the Cuyama Valley 768 Comment
  CDA27551  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-19 1185 San Luis Obispo Along road paralleling San Juan Creek, 1.2 miles south of Gillis Canyon-Camatti Canyon Roads. 0 Comment
  JEPS108056  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1174 San Luis Obispo Cable Corral Road and Hwy 166 at Rock Face Ranch Comment
  OBI12837  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-4-20 9814 San Luis Obispo E of Atascadero on Creston rd, on grade E of Salinas River Comment
  OBI48419  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1141 San Luis Obispo Just W of San Juan Crk at hwy 58 Comment
  OBI48440  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Rd. just E jct with Cypress Mtn Rd Comment
  OBI48446  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-5 1156 San Luis Obispo Elkhorn Trl Rd (Co 285) 4.8 mi SE Hurricane Rd. W slopes Temblor Range Comment
  OBI59151  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-23 1133 San Luis Obispo Hwy 166, 0.8 mi W Twin Rocks, 3.1 mi E Sierra Madre Rd Comment
  SBBG114121  Lupinus microcarpus var. microcarpus R. Riggins 1978-4-28 1143 San Luis Obispo Atascadero-Creston Rd, 1 mi E Homestead Rd, 1.9 mi E Templeton 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
  OBI57839  Lupinus nanus David J. Keil 1998-3-27 26447 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI79407  Lupinus nanus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31621 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  SFV15515  Lupinus nanus I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 375 San Luis Obispo Carrizo Plain 12 miles south on Elkhorn Road from intersection with Simmler Road. On slight western slope. 640 Comment
  OBI23990  Lupinus nanus Walter F. Chesebro 1978-4-8 9 San Luis Obispo Off hwy 58, 7.7 mi E of hwy 229 turnoff Comment
  UC2062867  Lupinus nanus subsp. nanus Dunn and Brown 1946-5-12 2294 San Luis Obispo Atascadero. Comment
  RSA585609  Lupinus ruber D. A. Young, F. L. Johnson, Arline Young 1992-6-17 ROB- 0066 San Luis Obispo 0.5 km SE of Deer Trail Road on W Perimeter Road. Comment
  UCR140393  Lupinus truncatus George K. Helmkamp 2004-2-29 8313 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi NW of Division St. 116 Comment
  SD130261  Lupinus variicolor George Helmkamp 1989-4-17 San Luis Obispo Irish Hills, at the crest of Prefumo Canyon Road, open grassy hillsides 366 Comment
  CAS-BOT-BC441261  Luzula macrantha R. F. Hoover 1964-6-12 9073 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  OBI29655  Luzula macrantha David Keil, Dirk Walters 1980-4-26 13819 San Luis Obispo Along Town Creek near Lime Mountain Mine, west of Paso Robles. Comment
  OBI13082  Lysimachia arvensis Hans Wilgenburg 1977-8-11 22 San Luis Obispo Cal Poly campus Comment
  OBI5625  Lysimachia arvensis Sharon Jochums 1974-5-18 229 San Luis Obispo On marine terr just S of Arroyo de la Cruz W of hwy 1 Comment
  OBI80968  Lysimachia arvensis Joseph Prohoroff, Dean Craig, Dennis Fennessy, Margaret Barreto 2015-4-26 2 San Luis Obispo Irish Hills: Bog Thistle Trail 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
  OBI78974  Lythrum hyssopifolia David J. Keil 2013-8-22 31937 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
  SEINET14417601  Lythrum hyssopifolia Robert L. Johnson 2015-7-30 4048 San Luis Obispo Terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. North bank of creek just north of Shamel Community Park.; 0 2 Comment
  OBI36944  Lythrum hyssopifolia Eric Wise 1981-6-26 717 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey border Comment
  OBI40144  Lythrum hyssopifolia David J. Keil 1977-11-12 s.n. San Luis Obispo San Luis Obispo at Laguna Lake Park Comment
  SBBG67380  Madia exigua C. B. Hardham 1956-6-6 866 San Luis Obispo NE slope of Cypress Mtn Comment
  UC1583605  Madia exigua David Keil, V. L. Holland 1986-5-26 19589 San Luis Obispo n shore Nacimiento Lake (Oak Shores development) Comment
  SJSU3321  Madia radiata C. W. Sharsmith 1962-4-20 6783 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  CAS-BOT-BC345090  Madia sativa R. F. Hoover 1969-9-13 11584 San Luis Obispo Upper Jack Creek, west of Paso Robles Comment
  OBI15704  Madia sativa Robert F. Hoover 1966-9-13 9998 San Luis Obispo 2 mi N of Arroyo de la Cruz on State hwy 1, by roadside Comment
  CAS-BOT-BC204182  Malacothamnus jonesii Chester Dudley 1927-6-1 s.n. San Luis Obispo Indian Creek, La Panza Mts. Comment
  LA47420  Malacothamnus jonesii Clare B. Hardham; 1956-5-9 633 San Luis Obispo Oak Flat rd Comment
  OBI75714  Malacothamnus palmeri D. R. Miller, E. A. Appel 2011-6-10 611 .955 San Luis Obispo Rocky Butte/Pine Mt region. Vulture Rock area, N shoulder, San Simeon Crk drainage 817 Comment
  JEPS26416  Malacothamnus palmeri var. palmeri Mrs. R. P. Davis 1931-4-13 San Luis Obispo Cambria Comment
  CAS-BOT-BC345342  Malacothrix californica Ernest C. Twisselmann 1952-4-26 506 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, eastern San Luis Obispo County Comment
  POM362344  Malacothrix californica E. A. Purer 1932-8-28 s.n. San Luis Obispo Oceano Comment
  CAS-BOT-BC345338  Malacothrix californica Ernest C. Twisselmann 1955-4-9 1828 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles southeast of Shandon 420 Comment
  OBI25748  Malacothrix floccifera David J. Keil, R. A. Pimentel, Rhonda Riggins-Pimentel, J. K. Hampton, W. Langworthy, and R. Gambs 1980-6-12 14054 San Luis Obispo San Luis range, W of See Cyn Rd. Old mining rd in Hiberd Preserve (owned by the Nature Conservancy) Comment
  OBI15661  Malacothrix glabrata Robert F. Hoover 1950-4-14 7829 San Luis Obispo N end of Elkhorn Plain Comment
  OBI77577  Malacothrix glabrata David J. Keil, with Kathleen A. Keil 2003-3-29 30095 San Luis Obispo Shell Creek area, ca. 0.5 miles north of jubction with Highway 58 Comment
  UC1285061  Malacothrix glabrata R. F. Hoover 1965-4-3 9338 San Luis Obispo hill w Shell Creek Comment
  JEPS100248  Malacothrix incana Dean W. Taylor with Alison Colwell 2002-9-26 18450 San Luis Obispo Oso Flaco Lake, dunes just north from the beach access boardwalk, Pismo Dunes State Park 6 Comment
  OBI15647  Malacothrix incana Robert F. Hoover 1946-12-17 6577 San Luis Obispo Oceano Beach Comment
  OBI4447  Malacothrix incana Robert J. Rodin 1959-5-26 6349 San Luis Obispo At S end of Morro Bay Comment
  OBI80961  Malacothrix incana Holly Hillegrass, Sydney Clark, Liv Hamilton, Cassi Bellion and Colin Quinn-Briggs 2015-4-26 2 San Luis Obispo Oceano Dunes 7 Comment
  UCR18372  Malacothrix incana George K. Helmkamp 1975-11-16 s.n. San Luis Obispo Montana de Oro State Park Comment
  UCR34903  Malacothrix incana L. B. Ziegler 1966-9-22 095 San Luis Obispo Central Coast, Baywood Park, S end of Morro Bay 6 Comment
  UCSB17325  Malacothrix phaeocarpa Hardham, Clare 1959-6-10 San Luis Obispo Santa Barbara Road, Atascadero, Santa Lucia Mountains Comment
  UC1953305  Malva neglecta David Keil 2010-6-5 30856 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center. Comment
  OBI23262  Malva parviflora Andrew Rybak 1972-8-27 5 San Luis Obispo Cal Poly campus, San Luis Obispo Comment
  UCR115118  Malva parviflora Austin P. Griffiths 1987-3-17 18068 San Luis Obispo Oceano Comment
  OBI74456  Malvella leprosa David J. Keil, with V. L. Holland 1988-9-9 21123 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  SBBG38501  Marah fabacea E. C. Twisselmann 1969-4-24 15197 San Luis Obispo Santa Ysabel Ranch, E side of Salinas River 5 mi S of Paso Robles 228 Comment
  SBBG93805  Marah fabacea S. A. Junak 1990-5-1 4267 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  UC1122850  Marah fabacea C. M. Belshaw 1936-3-22 1685 San Luis Obispo 1 1/2 mi ssw Loma Peloma Hill; Nipomo Quadrangle Comment
  OBI14818  Marah fabacea S. Wainwright 1964-2-29 5 San Luis Obispo 4 mi W of Los Osos school on Los Osos Valley Rd Comment
  SEINET2442348  Marah fabacea Unknown 1980-2-27 1 San Luis Obispo Found along the Stenner creek just north of Stenner Glen. 91 Comment
  CAS-BOT-BC8166  Mariposa clavata var. recurvifolia Robert Francis Hoover 1954-7-17 8349 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State Hwy. 1. Comment
  OBI78847  Marrubium vulgare David J. Keil 2013-8-29 31995 San Luis Obispo Morro Bay State Park. Just north of Los Osos Creek bridge on east side of South Bay Blvd next to bear statue 8 Comment
  SD245164  Marsilea vestita subsp. vestita David Keil 2000-5-24 28737 San Luis Obispo Santa Margarita Ranch: ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road. Comment
  CAS-BOT-BC348073  Matricaria discoidea Mrs. R. W. Summers 1898-6-27 s.n. San Luis Obispo Garden walk, S. L. O. [San Luis Obispo] Comment
  CAS-BOT-BC348074  Matricaria discoidea Ernest C. Twisselmann 1952-3-23 561 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Jackson Place, Choice Valley Comment
  OBI17411  Matricaria discoidea Lynne Dee Althouse 1977-5-22 100 San Luis Obispo Wolfe's Horse ranch, near San Luis High school Comment
  UCD14904  Matricaria occidentalis M. Rejmanek 1995-4-15 s.n. San Luis Obispo San Luis Obispo County: at the south end of Soda Lake, on the Carrizo Plain. Comment
  OBI56632  Matricaria occidentalis David J. Keil 1998-6-8 27721 San Luis Obispo Along Bitterwater Rd., 11.7 road miles N from Hwy 58. 536 Comment
  OBI28285  Medicago polymorpha Rick Frelinger 1982-4-20 2 San Luis Obispo San luis Crk between US hwy 101 and lower Higuera St, San luis Obispo Comment
  UCD107824  Medicago polymorpha A. D. Gifford 1937-3-26 787 San Luis Obispo San Luis Obispo County: 0.5 mile east of Poso. 457 Comment
  UC1132252  Melica californica G. T. Nordstrom 1937-5-13 1213 San Luis Obispo 1.3 mi ene Asuncion School; Adelaida Quad. 381 Comment
  OBI28130  Melica imperfecta Rick Frelinger 1982-5-10 75 San Luis Obispo San Luis Crk in Reservoir Cyn, San Luis Obispo, CA Comment
  RSA585652  Melica imperfecta F. L. Johnson, E. A. Young 1993-5-24 ROBO 583 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  SEINET7073756  Melica torreyana 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
  OBI80947  Melilotus albus Jordan Wylie, Dani LeVine, Holly Haraguchi, Kaila Michitsch, Christine Tsoi, Alvin Iam 2015-4-24 9 San Luis Obispo Pennington Creek Bio Reserve, 70 feet off trail on the left side Comment
  RSA0037509  Melilotus indicus LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6543 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  UCR134438  Melilotus indicus George K. Helmkamp 2003-8-16 8084 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  OBI36693  Melilotus indicus Eric Wise 1981-6-7 487 San Luis Obispo Rancho Riconado, 23.1 mi W of New Cuyama Comment
  OBI36866  Mentha aquatica Eric Wise 1981-9-29 1245 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  OBI31763  Mentha canadensis Smeltzer, Turnquist 1982-5-19 138 San Luis Obispo Along the Laguna Lake paved rd and the NE shoreline of lake Comment
  OBI58178  Mentha canadensis David J. Keil 1998-8-19 27949 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  RSA128082  Mentha canadensis Clare B. Hardham 1958-9-16 3851 San Luis Obispo San Marcos Creek near Oak Flat Road Comment
  OBI20344  Mentha suaveolens Randy Stemler 1972-8-23 s.n. San Luis Obispo Area B near tennis courts of Tropicana/Valencia crk runs under Ramona Dr, San Luis Obispo Comment
  OBI12482  Mentzelia affinis Robert F. Hoover 1950-4-14 7827 San Luis Obispo N end of Elkhorn Plain Comment
  UC1224764  Mentzelia affinis R. F. Hoover 1952-4-10 8115 San Luis Obispo between San Juan River (Carrizo Plain) Comment
  UCSB13435  Mentzelia affinis Blattau, Jim 1962-4-18 San Luis Obispo Along roadside of Highway 166-399, 13.2 miles south of Maricopa 838 Comment
  OBI74342  Mentzelia gracilenta Theo Fitanides, Anthony Baniaga 2010-5-7 175 San Luis Obispo Tierra Redonda Mtn BLM ACEC 594 Comment
  RSA0121631  Mentzelia gracilenta Gary D. Wallace 1966-4-2 284 San Luis Obispo Temblor Range, Crocker Springs Rd., Crocker Grade; 10 mi. west of Taft. 976 Comment
  UCSB39884  Micranthes californica Shaw, J. 1982-4-2 San Luis Obispo 5 miles east of Highway 58 on Pozo Road 457 Comment
  CAS-BOT-BC348814  Microseris campestris Ernest C. Twisselmann 1955-4-22 1892 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley, 1 1/2 miles east of Palo Prieta Summit 640 Comment
  OBI80373  Microseris douglasii David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  OBI15611  Microseris douglasii Robert F. Hoover 1949-5-1 7649 San Luis Obispo Cholame Valley, at jctn of Cottonwood and Polonio Pass rds Comment
  OBI15618  Microseris douglasii Robert F. Hoover 1967-4-20 10488 San Luis Obispo 2 mi NW of Creston Comment
  OBI64829  Microseris douglasii subsp. douglasii David J. Keil, with Michael Curto 2001-5-15 29459 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  SBBG94114  Microseris douglasii subsp. douglasii S. A. Junak 1990-4-26 4218 San Luis Obispo E edge of Cuesta Ridge Botanical Area, N of USFS Rd 29S11.3, ca. 2.7 mi W of US Hwy 101, N of KSBY TV towers 746 Comment
  OBI64563  Microseris douglasii subsp. douglasii David J. Keil 2001-3-28 29219 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 Comment
  UC1314966  Microseris douglasii subsp. tenella R. F. Hoover 1967-4-14 10442 San Luis Obispo hill w Poly Canyon; San Luis Obispo Comment
  OBI39350  Microseris douglasii subsp. tenella David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18731 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte 869 Comment
  CAS-BOT-BC349186  Microseris elegans K. L. Chambers 1954-4-27 503 San Luis Obispo On n. side of Hwy. 466, 4.1 mi. w. of Hwy. 101 on way from Atascadero to Morro Bay Comment
  OBI62441  Mimulus aurantiacus Bernard Miossi 1939-4-8 61 San Luis Obispo On E facing slope of hill 1 mi N of San Luis Obispo, 1/4 mi from hwy 101 67 Comment
  RSA550802  Mimulus aurantiacus var. aurantiacus David M. Thompson 1992-5-27 1090 San Luis Obispo NW corner of San Luis Obispo County. Arroyo de la Cruz, just S of Pt. Sierra Nevada at crossing of Hwy 1 61 Comment
  JEPS23888  Mimulus aurantiacus var. grandiflorus G. T. Nordstrom 1937-4-28 1131 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quadrangle Comment
  RSA550845  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-5-26 1088 San Luis Obispo 6.0 mi W of Nacimiento Lake Drive along Adelaida Road 564 Comment
  UC410852  Mimulus aurantiacus var. pubescens Alice Eastwood 1928-5-17 15143 San Luis Obispo along new road to Pozo Comment
  UC885702  Mimulus aurantiacus var. pubescens Alice Eastwood, John Thomas Howell 1938-6-13 5912 San Luis Obispo e Santa Margarita (on road to Creston); Calf Canyon Comment
  UC943829  Mimulus aurantiacus var. pubescens H. E. McMinn 1947-5-25 5547 San Luis Obispo ca. 9.8 mi e Santa Margarita (on road to Pozo) 396 Comment
  CAS-BOT-BC388806  Minuartia douglasii Alice Eastwood No date on label 14355 San Luis Obispo Unspecified 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
  JEPS99389  Monardella Clare B. Hardham 1965-4-21 12891 San Luis Obispo Pismo Dunes Comment
  CDA17884  Monardella crispa Austin Griffiths, M. McLeod 1987-4-23 18131 San Luis Obispo Callender Dunes; W edge of first sand bowl, 0.25 mi W of Black Lake, on the W edge of south cresting face of ridge bordering south edge of Mud Lake. 0 Comment
  OBI50390  Monardella palmeri LynneDee Oyler, David J. Keil 1988-6-23 535 San Luis Obispo Upper Prefumo Cyn rd near summit. Sec 3, T31S, R11E Comment
  UCR115587  Monardella sinuata subsp. sinuata George K. Helmkamp, E. A. Helmkamp 2000-6-15 5676 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  SBBG126067  Monardella undulata M. A. Elvin 2008-7-1 6007 San Luis Obispo SSW of Oso Flaco Lake 30 Comment
  CAS-BOT-BC220289  Monardella undulata subsp. crispa R. F. Hoover 1967-9-15 10868 San Luis Obispo South of Oso Flaco Lake 500 Comment
  CHSC67954  Monardella undulata subsp. crispa Alison Graff 1993-7-8 43 San Luis Obispo Big Coreopsis Hill on S-facing slope, The Nature Conservancy parcel. Comment
  OBI53532  Monardella undulata subsp. crispa Arthur W. Hazebrook 1992-5-2 113 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes 500 Comment
  UCD19267  Monardella villosa subsp. obispoensis John F. Sorenson 1989-7-1 s.n. San Luis Obispo San Luis Obispo County: 0.5 mi. north of Tassajara Peak, on a ridge. 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
  UCSB57235  Monardella villosa subsp. obispoensis Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo Along private dirt road; about 2 miles from Reservoir Road; 1 mile north of San Luis Obispo off Hwy. 101 243 Comment
  SBBG133422  Monolopia lanceolata H. Schneider 2016-4-27 SBBG- 1 San Luis Obispo 26 mi NW of Maricopa on Caliente Mtn Ridge Rd, ca. 3 mi up rd from Soda Lake Rd before the Caliente Mtn Ridge Trail trailhead; Carrizo Plain Nat Monument 1032 Comment
  UC1069967  Monolopia lanceolata W. A. Peterson 1937-3-15 607 San Luis Obispo 1 mi ene La Panza Ranch; La Panza Quad. Comment
  UC1285406  Monolopia lanceolata R. F. Hoover 1948-5-2 7509 San Luis Obispo La Panza district La Panza Comment
  SBBG109821  Monolopia lanceolata C. B. Hardham 1957-3-24 1556 San Luis Obispo Chalk Rock, Peachy Cyn, W of Paso Robles Comment
  SBBG81947  Monolopia lanceolata C. B. Hardham 1950-3-18 San Luis Obispo Soda Lake Rd, ca. 20 mi NW of St Hwy 33 Comment
  SD130363  Monolopia lanceolata George Helmkamp 1990-4-19 San Luis Obispo Along state highway 58; 2.0 miles northeast of 7-mile Road. 885 Comment
  UC1484358  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1976-4-25 225 San Luis Obispo 5.3 km (1.2 mi) e Bee Rock junction (on Paso Robles-Lockwood road (G14), 5.3 km (3.3 mi) w of road to Bradley (G19)) 260 Comment
  CAS-BOT-BC257137  Monolopia stricta D. H. Wilken; E. L. Painter 2011-4-20 17942 San Luis Obispo Simmler Rd, 0.7 km NNE of jct with Soda Lake Rd, E side of S arm of Soda Lake, Carrizo Plain Nat Monument 582 Comment
  SBBG124143  Monolopia stricta D. Wilken with E. Painter 2011-4-20 17942 San Luis Obispo Simmler Rd, 0.7 km NNE of jct w/ Soda Lake Rd, E side of S arm of Soda Lake; Carrizo Plain Nat Monument 177 Comment
  OBI18700  Monolopia stricta Robert F. Hoover 1952-4-1 8063 San Luis Obispo Soda lake, Carrizo Plain Comment
  OBI28858  Monolopia stricta David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14481 San Luis Obispo Rd at S end of Soda Lake ca 1/4 mi E of Soda Lake Rd Comment
  SFV16301  Monolopia stricta P. M. Schiffman 1993-3-20 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Along Simmler Road near Soda Lake. Comment
  OBI37713  Morella californica David J. Keil 1980-3-1 13699 San Luis Obispo Nipomo Dunes in vicinity of Oso Flaco Lake Comment
  CHSC47122  Mucronea perfoliata L. P. Janeway 1988-7-7 2984 San Luis Obispo Near Creston Rd (hwy 229) 0.4 mi N of Calf Cyn Rd (hwy 58). Granitic-sand slope near bottom of cyn. 396 Comment
  OBI82395  Myoporum laetum David J. Keil 2015-9-29 33428 San Luis Obispo Pismo Beach north of Pismo Pier Comment
  CAS-BOT-BC101762  Myrica californica Malcom A. Nobs; S. Galen Smith 1949-6-24 864 San Luis Obispo estuary leading into east end of Morro Bay Comment
  SBBG93763  Myriopteris covillei S. A. Junak 1990-5-17 4352 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, ridge S of first high voltage tower E of W Cuesta Ridge Rd 716 Comment
  OBI1196  Myriopteris covillei R. F. Hoover 1966-4-14 9731 San Luis Obispo Upper Pilots Creek. Comment
  OBI82847  Myriopteris covillei David J. Keil 1998-4-16 26764 San Luis Obispo Los Padres National Forest 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Rd. Comment
  SEINET8075667  Najas guadalupensis David Keil 2000-6-26 28745 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads..; 0 335 Comment
  OBI21455  Narcissus tazetta Robert E. Holden 1962-12-20 2 San Luis Obispo Dalidet Adobe Comment
  CAS-BOT-BC259854  Nassella cernua Ira L. Wiggins 1929-5-23 3735 San Luis Obispo 10 miles E of Shandon Comment
  RSA0021197  Nassella cernua David J. Keil, Matt Ritter, Mike Simpson, David Chipping, H. Bartosh, Taylor Crow 2013-5-2 31635 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.17859, -120.196577 to 35.16639227, -120.1875824. 400 Comment
  CAS-BOT-BC259853  Nassella cernua Ira L. Wiggins 1929-5-24 3748 San Luis Obispo 1.5 miles E of Templeton Comment
  CAS-BOT-BC260001  Nassella lepida Clare B. Hardham 1963-6-5 10737 San Luis Obispo Cerro Alto 457 Comment
  UC1133155  Nassella lepida P. L. Johannsen 1936-3-21 722 San Luis Obispo 1 mi ne junction San Luis Obispo Creeke and Reservoir Canyon (Plot 6); San Luis Obispo Quadrangle 228 Comment
  UC33712  Nassella pulchra Joseph Burtt Davy 1901-5 7582 San Luis Obispo Rancho Asuncion Templeton Comment
  SBBG14674  Nasturtium gambelii E. R. Blakley 1962-5-23 5132 San Luis Obispo near outlet at W end of Oso Flaco Lake [putative hybrid w/ N. officinale] Comment
  OBI17692  Nasturtium officinale Dave Imper 1977-4-7 109 San Luis Obispo Price Canyon Tarsands Project. Project location 1 mi SW of hwy 227 on Price Canyon rd 76 Comment
  OBI80979  Nasturtium officinale Sammy Bueche, Anthony Campos, Mia Stornetta, Jessie Poletti, John Corotis, Andy Catanio 2015-4-24 2 San Luis Obispo Strother Park. Hillside that gradually slopes into a flat area along the bank of teh Arroyo Grande Creek. 14 Comment
  HSC91661  Navarretia atractyloides Susan H. Bicknell 1989-8-16 San Luis Obispo Montano de Oro, MDO 27 Comment
  OBI73583  Navarretia atractyloides David J. Keil, with V. L. Holland 2010-6-15 30895 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. Comment
  SBBG120101  Navarretia atractyloides E. Painter, M. Wetherwax 2002-5-23 CR 320 San Luis Obispo N of Nacimiento River, below Tower Rd, at end of Bivouac Rd; Camp Roberts 203 Comment
  SBBG9289  Navarretia atractyloides H. and M. Dearing 1940-6-16 4382 San Luis Obispo near Paso Hills [Pozo Hills?] Comment
  UC55354  Navarretia jaredii J. H. Barber 1899-4-29 San Luis Obispo Paso Robles Comment
  OBI81263  Navarretia mitracarpa Matt Beyers, J. Dart, D. Groh, J. Pohlman, G. Salas, and K. Weichert 2015-4-9 1089 San Luis Obispo Vicinity of Cholame: Cholame Valley. Southeast of the Highway 46 and Highwy 41 junction; east of Davis Road and a dry gully that +/- parallels the road 414 Comment
  SBBG107306  Navarretia mitracarpa C. B. Hardham 1961-5-17 7062 San Luis Obispo 4 mi W of Ocean View Mine, N of Cambria 762 Comment
  OBI62704  Navarretia mitracarpa Jason Dart 2003-6-12 D 134 San Luis Obispo Santa Margarita Ranch, 1.75 mi due S of town. Santa Lucia Mts 396 Comment
  JEPS35254  Nemacladus ramosissimus R. F. Hoover 1947-3-26 6764 San Luis Obispo Oak Park District Comment
  OBI66444  Nemacladus ramosissimus David J. Keil, with Miguel Ponce 1997-1 26131 San Luis Obispo La panza mountains. ca. 0.3 miles from highway 58 on red hill road. Comment
  CAS-BOT-BC123190  Nemacladus secundiflorus Rimo Carlo Felice Bacigalupi; Guy Thomas Robbins 1954-5-19 4504 San Luis Obispo Flood plain of East Fork Huerhuero Creek at crossing of road 1.1 miles S of Geneseo School 304 Comment
  SEINET10461003  Nemacladus secundiflorus Hurd 1962-6-9 HURD 62 -20 San Luis Obispo 5.1 miles northeast of Santa Margarita Comment
  CAS-BOT-BC411017  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi; Roxana S. Ferris; G. T. Robbins 1955-5-24 5209 San Luis Obispo Above creek bed in Palo Prieto Canyon, 2.4 miles above its confluence with Cholame Creek, northern end of the Temblor Range 457 Comment
  SD241836  Nemophila menziesii Ellen Dean, T. Starbuck and M. Starbuck 2008-3-25 4626 San Luis Obispo North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  SBBG16114  Nicotiana quadrivalvis E. C. Twisselmann 1962-8-23 7694 San Luis Obispo hills at summit of Palo Prieta Cyn 701 Comment
  OBI62448  Nicotiana quadrivalvis Bernard Miossi 1939-8-2 139 San Luis Obispo in bed of Salinas River, 6 mi N of Santa Margarita 274 Comment
  OBI26221  Notholithocarpus densiflorus var. densiflorus Mark E. Schneider 1974-8-7 s.n. San Luis Obispo Cuesta Ridge, approx. 3/4 mi up road, right hand side Comment
  UC1128068  Oemleria cerasiformis H. C. Lee 1936-5-11 595 San Luis Obispo 1.5 mi s Clapboard Canyon; Nipomo Quad. 304 Comment
  SBBG23107  Oenanthe sarmentosa E. R. Chandler 1965-7-9 2589 San Luis Obispo Oso Flaco Lake Comment
  RSA149969  Oenothera deltoides subsp. cognata Clare B. Hardham 1961-4-14 8979 San Luis Obispo Shell Creek just north of intersection with Cammatta Road, east of Creston Comment
  UC20443  Oenothera deltoides subsp. cognata L. Jared 1822-3-4 San Luis Obispo South Coast Ranges Comment
  JEPS116478  Orobanche californica Alice Le Duc 1999-6-22 419 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
  SBBG87972  Orobanche fasciculata C. F. Smith 1988-5-17 12131 San Luis Obispo Navajo Rd, ca. 1 mi or so S of Hwy 58 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
  OBI75859  Osmorhiza brachypoda Al Lindholm 1971-4-24 212 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. 1/2 mi SE of Geode Mtn Comment
  UC455387  Oxalis albicans subsp. pilosa I. J. Condit 1908-7-6 San Luis Obispo Arroyo Grande Comment
  UCR132016  Oxalis corniculata George K. Helmkamp 2003-7-31 8063 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  UCR122637  Oxalis corniculata subsp. pilosa George K. Helmkamp, E. A. Helmkamp 1998-5-19 3873 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  UC454323  Packera breweri I. J. Condit 1908-4-17 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC318237  Packera breweri Clare Butterworth Hardham 1956-4-19 469 San Luis Obispo Kiler Canyon Comment
  OBI59094  Panicum capillare David J. Keil 1998-6-10 27766 San Luis Obispo Hwy 58, 1.3 miles SSW of junction with La Panza Road. Comment
  CAS-BOT-BC253962  Parapholis incurva R. F. Hoover 1947-5-20 7172 San Luis Obispo N end of Morro Bay Comment
  OBI32985  Parapholis incurva David J. Keil, Malcolm McLeod and CNPS Rare Plant Committee 1983-5-1 16953 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos Comment
  CAS-BOT-BC413378  Parietaria hespera var. californica Clare B. Hardham 1960-4-4 5305 San Luis Obispo Santa Lucia Mountains. Cantinas Cr. 243 Comment
  OBI11692  Passiflora manicata Jim Gilmore 1965-4-26 13 San Luis Obispo Shell beach Comment
  RSA519120  Passiflora mollissima A. C. Sanders 1985-11-30 5952 -B San Luis Obispo Cambria. West of Hwy 1 near Shamel Park. Comment
  UC2027256  Pedicularis densiflora David Keil 1987-5-6 20142 San Luis Obispo Highway 229 ca 1/2 mile north of junction Highway 58. Comment
  OBI75481  Pellaea mucronata Jenner Whitt 2003-4-3 16 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  CAS-BOT-BC71462  Pellaea mucronata R. F. Hoover 1946-11-24 6565 San Luis Obispo Hill above Salinas River opposite Pilitas Creek Comment
  UCR132020  Pennisetum clandestinum George K. Helmkamp 2003-10-8 8212 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  UCSC000085  Pennisetum clandestinum I. J. Condit 2008-10-2 20 San Luis Obispo roadside, Poly avenue Comment
  OBI80758  Pennisetum villosum David J. Keil 1992-10-19 23860 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. Area near main park entrance 170 Comment
  UC1063386  Penstemon heterophyllus G. T. Nordstrom 1937-6-17 1351 San Luis Obispo 2.5 mi ene Lime Mtn.; Adelaida Quad., ene of Lime Mtn. Comment
  OBI29232  Pentachaeta alsinoides David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14525 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  UC1750143  Pentachaeta alsinoides David Keil 1998-4-7 26577 San Luis Obispo S of Creston (on Hwy 229, 1.4 mi S of Rocky Canyon Road) 384 Comment
  OBI56709  Pentachaeta alsinoides David J. Keil 1998-6-8 27726 San Luis Obispo Hwy 58, 6.2 road miles E of junction with Red Hill Rd. Comment
  SBBG117908  Pentachaeta exilis subsp. exilis M. Wetherwax, E. Painter 2002-3-29 CR 275 San Luis Obispo N of San Marcos Rd, W of Generals Rd; Camp Roberts 260 Comment
  UCD77909  Pentachaeta exilis subsp. exilis Robert E. Preston 1998-4-7 1092 San Luis Obispo San Luis Obispo County: 17 mi E of Santa Margarita, ca. 1 mi N of Hwy 58 491 Comment
  UC1285364  Pentachaeta fragilis R. F. Hoover 1952-5-25 8228 San Luis Obispo Caliente Mt. Comment
  OBI78777  Pentagramma triangularis Karen Morikawa, Laurie Yepson 1979-5-10 2 San Luis Obispo 5.5 miles North on Highway 101 from Cal Poly Campus, along hillside on road to Cerra Alto lookout. Comment
  SEINET11808778  Perezia microcephala W. Knight, Knight, I. 1986-1 6370 San Luis Obispo Nacimiento Lake Dr. (county road G-14) Comment
  SBBG97417  Perideridia gairdneri C. F. Smith 1991-7-19 San Luis Obispo ridge E of Pine Mtn, above Hearst Castle Comment
  CAS-BOT-BC218418  Perideridia pringlei Marcus E. Jones 1882-5-6 3230 San Luis Obispo San Luis Obispo Comment
  OBI36810  Persicaria amphibia Eric Wise 1981-7-10 917 San Luis Obispo Atascadero lake Comment
  OBI45708  Persicaria amphibia Clifton F. Smith 1960-6-9 6176 San Luis Obispo In Laguna Lake, SW of San Luis Obispo Comment
  SBBG1692  Persicaria amphibia C. B. Hardham 1957-9-23 2653 San Luis Obispo Atascadero Lake Comment
  OBI36816  Persicaria lapathifolia Eric Wise 1981-9-17 1103 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Plant Comment
  OBI9167  Petunia parviflora Robert F. Hoover 1946-10-6 6464 San Luis Obispo Salinas River bed at San Miguel Comment
  OBI53958  Phacelia David J. Keil, Justin Epting 1995-6-14 25375 San Luis Obispo Coastal foothills of Santa Lucia Mtsn. Cal Poly's Pennington Crk bio reserve Comment
  UC1601961  Phacelia T. M. Hendrix 1937-6-1 239 San Luis Obispo 2.6 mi ne Navajo; Pozo Quadrangle Comment
  OBI66372  Phacelia brachyloba David J. Keil 2006-4-7 30443 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  SBBG125603  Phacelia brachyloba D. Keil 1987-5-6 20121 San Luis Obispo Hwy 229 ca. 0.5 mi N of jct with Hwy 58 Comment
  SBBG107181  Phacelia cicutaria var. hispida C. B. Hardham 1960-5-31 6007 San Luis Obispo Hi Mountain Comment
  SBBG81019  Phacelia ciliata C. F. Smith 1950-3-18 2570 San Luis Obispo Soda Lake Rd to Carrizo Plain ca. 3 mi off St Hwy 33 (formerly St Hwy 399) Comment
  UCSB14980  Phacelia ciliata Breedlove, Dennis 1962-3-24 San Luis Obispo 7.1 miles east of Templeton 304 Comment
  UCSC000587  Phacelia ciliata I. J. Condit 2010-3-31 s.n. San Luis Obispo Carrisa Plains Comment
  UC1285034  Phacelia ciliata var. ciliata R. F. Hoover 1962-4-1 8546 San Luis Obispo 1 mi s Nipomo (by roadside) Comment
  UC524069  Phacelia ciliata var. ciliata Ira L. Wiggins 1932-3-21 5823 San Luis Obispo on road to Bitterwater Valley Carisa Plain (ridge on ne edge of plain) Comment
  OBI13826  Phacelia cryptantha Robert F. Hoover 1958-4-19 8455 San Luis Obispo S of Jawbone Cyn, W edge of Mojave Desert Comment
Read comments
Aug 19 2016
  JEPS2392  Phacelia distans Benj. Cobb 1907-4-24 San Luis Obispo Paso Robles Comment
  SBBG104280  Phacelia distans M. D. Proctor, E. A. Young 1993-3-18 ROB 242 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  UC1069244  Phacelia distans B. Bolt 1936-3-13 617 San Luis Obispo 1 mi w Cerro Romauldo (Plot 99); San Luis Obispo Quadrangle Comment
  UCR190648  Phacelia distans George K. Helmkamp, E. A. Helmkamp 2005-3-25 9197 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  OBI13820  Phacelia distans Aart C. De Vos 1963-4-30 93 San Luis Obispo 2 mi S of Morro Bay Comment
  SBBG1500  Phacelia douglasii C. B. Hardham 1957-5-4 1861 San Luis Obispo Tierra Redonda Comment
Read comments
Jan 25 2010
  UCSB12191  Phacelia douglasii 1962-3-24 San Luis Obispo On roadbank 5.5 miles south of Shandon 365 Comment
  SD50994  Phacelia douglasii var. douglasii Darley F. Howe 1960-4-10 San Luis Obispo South of Morro Bay Comment
  RSA112748  Phacelia fremontii H. D. Ripley, R. C. Barneby 1941-4-13 3248 San Luis Obispo Near Soda Lake, Carrisa Plain. 671 Comment
  UC107548  Phacelia grisea E. Palmer, M. D. July 1876 381 San Luis Obispo Central California Comment
  UC916626  Phacelia grisea Lincoln Constance and R. F. Hoover 1950-6-21 3351 San Luis Obispo Rocky Butte Santa Lucia Range (summit) 1036 Comment
  UC650705  Phacelia imbricata G. L. Stebbins Jr. 1941-3-23 3071 San Luis Obispo on Hwy 101 4 mi n San Luis Obispo (near foot of Cuesta Grade) Comment
  IRVC28944  Phacelia ramosissima var. ramosissima G. K. Helmkamp 2003-9-19 8150 San Luis Obispo Nipomo Mesa area. Pomeroy Rd, 0.2 mi S of Los Berros Rd. Central Coast 76 Comment
  RSA699776  Phacelia ramosissima var. subsinuata Keith E. Hoffmaster 1935-7-3 s.n. San Luis Obispo Oceano. Comment
  POM258755  Phacelia rattanii Roxana S. Ferris 1939-6-16 9782 San Luis Obispo Jack Creek bridge on Dover Canyon road, Santa Lucia Mountains Comment
  CDA40453  Phacelia tanacetifolia Steve Mason, Joey Artero 1993-4-24 15 San Luis Obispo Carrizo Plain Natural Area, northeast side road off Elkhorn Rd., 1.2 mi. south of Elkhorn and Simmler Roads' junction, 300 feet up road on left roadside past washing machine. Comment
  RSA115467  Phacelia tanacetifolia E. C. Twisselmann 1955-4-6 1818 San Luis Obispo Recruit Canyon 823 Comment
  UC338218  Phacelia tanacetifolia J. G. Lemmon 1887-1 San Luis Obispo Comment
  UC524071  Phacelia tanacetifolia Ira L. Wiggins 1932-3-20 5793 San Luis Obispo hillsides at e end Cholame Valley Comment
  OBI13721  Phacelia viscida Robert F. Hoover 1969-7-12 11445 San Luis Obispo Salinas River at Paso Robles Comment
  JEPS71092  Phlox gracilis W. L. Jepson 1927-4-26 12013 San Luis Obispo Carrizo Plain 670 Comment
  CAS-BOT-BC219573  Pholisma arenarium Roadhouse No date on label s.n. San Luis Obispo San Luis Obispo Comment
  OBI53877  Pholisma arenarium Arthur W. Hazebrook 1992-10-25 145 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, small ridge S of Eucalyptus globulus stand Comment
  UC947575  Pholisma arenarium Sherwin Carlquist 1951-6-29 259 San Luis Obispo sandy flats and hills 5.6 mi s Oceano (between Hwy 1 and S.P. tracks at sign Callender) Comment
  RSA680331  Pholistoma auritum Scott D. White, Ken McDonald 2001-5-9 8505 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  CAS-BOT-BC222613  Pholistoma auritum var. auritum R. W. S. 1886-4-20 s.n. San Luis Obispo Unspecified Comment
  CDA13603  Pholistoma membranaceum G. F. Hrusa, O. Pollak, R. Reiner, J. Willoughby 1997-3-11 13632 San Luis Obispo Carrizo Plain; South end of Carrizo Plain, approx. 3 miles S. of Washburn Ranch & 8-10 miles S of Soda Lake. Comment
  OBI58333  Pholistoma membranaceum David J. Keil 1998-5-11 27195 San Luis Obispo Caliente Range. 4.9 mi from Soda Lake Rd. along Selby Rd. Comment
  OBI12420  Phoradendron serotinum subsp. tomentosum Robert F. Hoover 1946-9-14 6387 San Luis Obispo Palo Prieto Cyn Comment
  OBI69783  Phoradendron serotinum subsp. tomentosum D. R. Miller 1993-11-18 1193 -58 San Luis Obispo Pine Mt region. In Almaden flats near Horse draw 900 Comment
  UC455252  Phoradendron villosum I. J. Condit and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
  RSA122420  Pickeringia montana var. montana B. Bolt 1936-3-19 639 San Luis Obispo 3/4 mile S. of mouth of Sycamore Canyon. 183 Comment
  SD25202  Pickeringia montana var. montana Frank F. Gander 1939-5-15 7541 San Luis Obispo Los Padres National Forest, near La Panza Public Camp Comment
  CAS-BOT-BC78578  Pinus coulteri W. R. Dudley 1901-4-4 s.n. San Luis Obispo near Burnett Cr. Comment
  RSA175266  Pinus coulteri Robert F. Thorne, P. Everett 1963-4-20 31607 San Luis Obispo On Cuesta Ridge, about 4 miles SE of Cuesta Summit. 854 Comment
  CAS-BOT-BC79001  Pinus muricata R. F. Hoover 1967-2-18 10226 San Luis Obispo Diablo Canyon, San Luis Range Comment
  OBI22726  Pinus radiata Robert F. Hoover 1946-10-5 6460 San Luis Obispo Cambria Comment
  LA105460  Pinus radiata Barry A. Prigge; 1989-3-19 8545 San Luis Obispo Santa Lucia Mountains, San Bernado Creek: ca 1.5 mi E of Moroo Bay where creek crosses State Hwy 1 18 Comment
  UCSB26206  Pinus radiata Broder, Richard 1960-4-10 San Luis Obispo Pine grobe in and around Cambria Pines Lodge, Cambria Comment
  OBI83468  Pinus sabiniana Sophia Micheletti, James Vogul, Tricia Navigato, Wylie Hughs, Sarah Maloney 2017-1-21 1 San Luis Obispo Riconada Trail, Santa Maria. Follow the trail to the right of the parking lot up until it veers left and and continue across the creek (approx. 5 minutes) Facing out towards view. 316 Comment
  OBI51355  Piperia elegans Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .21 San Luis Obispo San Simeon State Park. SW section of park Comment
  RSA567359  Piperia elongata George Henry Grinnell 1930-8-13 s.n. San Luis Obispo Cambria Pines Comment
  OBI2603  Piptatherum miliaceum Larry E. Brown 1970-2-7 1734 San Luis Obispo Growing along S Higuera St in San Luis Obispo Comment
  OBI11676  Pittosporum undulatum Bonnie M. Thompson 1962-2-27 61 San Luis Obispo Cal Poly Campus, San Luis Obispo cultivated Comment
  CAS-BOT-BC228023  Plagiobothrys Clare B. Hardham 1959-4-23 4302 San Luis Obispo The Santa Lucia Mountains. Intermittent stream, Santa Barbara Road, Atascadero Comment
  CAS-BOT-BC228024  Plagiobothrys Roxana S. Ferris 1935-3-29 9099 San Luis Obispo 7 miles E of Pozo on the McKittrick road Comment
  OBI79488  Plagiobothrys acanthocarpus David J. Keil, Dirk Walters 1980-4-10 13769 San Luis Obispo Ca. 1 mile N of jctn of Shell Creek Rd with Hwy 58, S of Shandon Comment
  UC1285001  Plagiobothrys arizonicus R. F. Hoover 1949-4-2 7574 San Luis Obispo near summit Cottonwood Pass Comment
  OBI73098  Plagiobothrys bracteatus David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28663 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  CDA16345  Plagiobothrys canescens G. F. Hrusa 2000-4-1 15332 San Luis Obispo Carrizo Plain; Swain pasture on W side, (i.e. Swain pasture camp). 762 Comment
  OBI77056  Plagiobothrys canescens David J. Keil 1988-3-19 20427 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
  RSA8258  Plagiobothrys canescens I. L. Wiggins 1932-3-21 5811 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  POM126220  Plagiobothrys leptocladus Benj Cobb 1907-4-20 s.n. San Luis Obispo Paso Robles. Comment
  SBBG112503  Plagiobothrys myosotoides D. Keil 1985-3-31 18512 San Luis Obispo Calf Cyn area along St Hwy 58, halfway between Park Hill Rd and Hwy 229 Comment
  OBI62647  Plagiobothrys nothofulvus George Butterworth 2003-3-17 460 San Luis Obispo Chimineas. Along Feed Lot Rd on hill above tank Comment
  UC1069051  Plagiobothrys nothofulvus H. C. Lee 1936-2-15 396 San Luis Obispo 1 mi se Arroyo Grande; San Luis Obispo, Arroyo Grande Quad. 91 Comment
  UCR97549  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1416 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  OBI20595  Plagiobothrys scriptus Robert F. Hoover 1949-4-11 7592 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  UCR97560  Plagiobothrys tenellus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1430 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  OBI76702  Plagiobothrys trachycarpus David J. Keil, Lynne Dee Althouse 2002-5-2 29849 San Luis Obispo Santa Margarita Ranch. Comment
  SBBG123220  Plagiobothrys undulatus D. Keil 1991-5-18 21539 San Luis Obispo C.T. Ranch, E and N outskirts of Cambria 100 Comment
  SBBG107820  Plantago C. B. Hardham 1957-7-22 2476 San Luis Obispo Graves Crk, Del Rio Rd Comment
  OBI54028  Plantago elongata David J. Keil 1996-1 25813 San Luis Obispo Ca. 200 m from hwy 58 on Red Hill Rd 396 Comment
  OBI11654  Plantago erecta Robert F. Hoover 1950-5-5 7870 San Luis Obispo S end of Morro Bay Comment
  OBI31713  Plantago lanceolata Smeltzer, Turnquist 1982-4-6 5 San Luis Obispo On the SE side of Laguna Lake Park Comment
  OBI11641  Plantago lanceolata Jody Frenza 1968-5-12 San Luis Obispo San Luis Obispo. Near crk bed at Cal Poly, Poly Cyn, about 1/4 mi from entrance Comment
  OBI23083  Plantago major David J. Keil 1979-10-27 13645 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
  OBI36849  Plantago major Eric Wise 1981-7-27 988 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  OBI11648  Plantago subnuda Robert F. Hoover 1967-10-7 10877 San Luis Obispo Oso Flaco Lake Comment
  UCR14849  Plantago subnuda George K. Helmkamp 1975-7-27 s.n. San Luis Obispo Central Coast, 3-4 mi. north of San Simeon Comment
  RSA43145  Platanthera leucostachys Robert F. Hoover 1947-7-27 7338 San Luis Obispo Black Lake Canyon, south of Arroyo Grande Comment
  OBI27223  Platanus racemosa Thomas Burrows 1980-8-14 104 San Luis Obispo Reservoir Cyn 152 Comment
  OBI79137  Platanus racemosa David J. Keil 2013-8-22 31964 San Luis Obispo Morro Bay State Park. Vicinity of road junction of State Park Road with South Bay Blvd. and bridge over Chorro and Morro Creeks 8 Comment
  SBBG104221  Platanus racemosa D. A. Young, F. L. Johnson 1992-6-17 ROB 57 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI11617  Platanus racemosa Robert F. Hoover 1969-8-18 6309 San Luis Obispo E base of La Panza Range, on a branch of Navajo crk Comment
  OBI81305  Platystemon californicus Zoe Dascalos, Lindsey Ellenburg, Jake Williams, Alexis Martin, Maerill Ceballos 2015-4-24 6 San Luis Obispo Johnson Ranch Open Space. Comment
  UC455315  Platystemon californicus I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  UCD96025  Platystemon californicus A. A. Beetle Date unknown s.n. San Luis Obispo San Luis Obispo County. Comment
  CAS-BOT-BC91990  Platystemon californicus R. F. Hoover 1968-4-16 11024 San Luis Obispo Cuyama River at Gypsum Canyon bridge, north side of river. Comment
  OBI27321  Plectritis Robert L. Allen, Nancy E. Arnold 1981-5-10 281 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mtns 305 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
  SEINET7063685  Plectritis ciliosa A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.8 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 734045mE, 3890909mN. (WGS84/NAD83). 213 Comment
  RSA759017  Plectritis ciliosa David J. Keil 1998-4-20 26835 San Luis Obispo Northwest of Paso Robles on Nacimiento Lake Drive, 2.5 miles west of junction with Chimney Rock Road. Comment
  UC1928029  Plectritis ciliosa subsp. insignis David Keil, V. L. Holland 2001-4-7 29255 San Luis Obispo Western outskirts of Atascadero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. Comment
  JEPS31215  Plectritis ciliosa subsp. insignis Ernest C. Twisselmann 1962-4-7 6769 San Luis Obispo 1/2 mi sw of Grant's Lake (Temblor Range, Western San Joaquin Valley, Goldtree Hills); Temblor Range, Western San Joaquin Valley, Goldtree Hills 601 Comment
  OBI22109  Pleuropogon californicus Robert F. Hoover 1950-5-15 7917 San Luis Obispo Near NW end of Laguna, San Luis Obispo Comment
  OBI58890  Poa David J. Keil, with Erik Frenzel 2001-4-19 29331 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range. North Ranch, 0.15 miles east from Coast Road on Crowbar Canyon Road. Vicinity of 35.228 deg. N x 120.8640 deg. W. 122 Comment
  RSA484180  Poa annua Edwin Kline 1920-06 s.n. San Luis Obispo Near Paso Robles Comment
  UCR28979  Poa annua David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14532 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  OBI53849  Poa annua Arthur W. Hazebrook 1993-5-23 211 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill Comment
  CAS-BOT-BC246691  Poa howellii R. F. Hoover 1964-5-12 8817 San Luis Obispo Ridge southeast of Cuesta Pass, just west of Black Butte Comment
  CDA11449  Poa howellii G. F. Hrusa 1995-5-28 12207 San Luis Obispo Black Butte Research Natural Area; Black Butte Research Natural Area. Immediately below summit of Peak 2 on ridge heading E. 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
  UC188787  Poa pratensis subsp. pratensis Mrs. R. W. Summers 5 San Luis Obispo Comment
  SEINET8077584 Image available Poa secunda John Thomas Howell 1948-1 24217 San Luis Obispo Alkali flat east of Cholame. Comment
  OBI30740  Poa secunda Rhonda Riggins 1982-3-13 1325 San Luis Obispo Pennignton Crk Bio Reserve Comment
Read comments
May 2 2013
  UC188889  Poa secunda subsp. secunda J. H. Barber 1900-5-1 San Luis Obispo Paso Robles 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
  OBI3183  Poa secunda subsp. secunda Larry E. Brown 1970-4-26 1784 San Luis Obispo At entrance to Los Padres natl Forest on rd to Black Mt lookout near Pozo Comment
  OBI72227  Poa secunda subsp. secunda E. L. Painter & M. Wetherwax, David J. Keil, K. Downing, J. Olson 2000-5-16 CR- 74 San Luis Obispo Camp Roberts. Above Nacimiento river, near Twin Bridges. UTMs (NAd27) zone 10S, 694385E, 3860403N Comment
  SBBG119415  Pogogyne douglasii E. Painter, M. Wetherwax 2002-6-18 SLO 285 San Luis Obispo rd to Pick and Shovel Mine; Training Area 10; Camp San Luis Obispo 400 Comment
  OBI17418  Polygonum aviculare Kamran Alavi 1977-8-8 5 San Luis Obispo Cerro Ramauldo St Comment
  CAS-BOT-BC414076  Polygonum aviculare subsp. aviculare Clare B. Hardham 1957-11-19 2765 San Luis Obispo Santa Lucia Mountains. Piedras Blanca [Blancas] Comment
  CAS-BOT-BC414230  Polygonum aviculare subsp. depressum Ernest C. Twisselmann 1971-8-12 18068 San Luis Obispo Templeton 274 Comment
  UCD100141  Polygonum aviculare subsp. depressum Ernest C. Twisselmann 1960-10-12 6016 San Luis Obispo San Luis Obispo County: Summit of Palo Prieta Canyon. 655 Comment
  CAS-BOT-BC109175  Polygonum paronychia R. F. Hoover 1947-5-23 7187 San Luis Obispo Coast south of Hazard Canyon. Comment
  OBI75260  Polypodium calirhiza David J. Keil 2011-5-12 31005 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 282 Comment
  OBI79266  Polypodium calirhiza David J. Keil, with Matt Ritter 2012-3-29 31237 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Road southwest of Templeton Comment
  OBI42712  Polypogon interruptus David J. Keil 1977-8-21 12518 San Luis Obispo 3 mi W of Cuesta College along Ca hwy 1. Small stream S of hwy Comment
  RSA180216  Polypogon interruptus Clare B. Hardham 1959-6-20 4828 San Luis Obispo Santa Lucia Mountains; Santa Rosa Creek, Cambria Comment
  OBI22175  Polypogon monspeliensis A. Ahmad 1963-5-26 49 San Luis Obispo Poly Cyn Comment
  SD39925  Polypogon monspeliensis Edith A. Purer 1933-7-20 5062 San Luis Obispo Sand dunes, northwest of Guadalupe Comment
  CAS-BOT-BC237329  Polypogon monspeliensis Clare B. Hardham 1959-6-20 4833 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  CAS-BOT-BC237335  Polypogon monspeliensis Ernest C. Twisselmann 1967-9-9 13690 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Spring, Palo Prieta Canyon and along Palo Prieta Creek just below 598 Comment
  OBI22180  Polypogon monspeliensis Robert F. Hoover 1964-8-13 9224 San Luis Obispo Mouth of Morro Crk Comment
  OBI43295  Polypogon monspeliensis Eric Wise 1981-9-17 1113 San Luis Obispo Meadow depression 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Comment
  RSA706409  Polypogon monspeliensis L. M. Prince, J. Travis Columbus, et al. 2002-4-27 2 -324 San Luis Obispo CA Rte. 41 between Atascadero and Morro Bay. 145 Comment
  OBI79948  Polypogon viridis David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31856 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  SBBG104768  Polypogon viridis F. L. Johnson, E. A. Young 1993-5-27 ROB 666 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI22186  Polypogon viridis Robert F. Hoover 1946-10-2 6458 b San Luis Obispo Cal Poly San Luis Obispo campus Comment
  UC440148  Polystichum munitum Mrs. R. W. Summers Feb. 1898 69 San Luis Obispo Comment
  POM211531  Populus fremontii subsp. fremontii Carl B. Wolf 1931-8-16 2316 San Luis Obispo Salinas River. 5 miles N of Paso Robles. 198 Comment
  CAS-BOT-BC453994  Potamogeton pectinatus Ernest C. Twisselmann 1959-11-2 5903 San Luis Obispo Small stream at the outlet of Oso Flaco Lake. 4 Comment
  SBBG95315  Potamogeton pusillus E. Wise 1983-8-23 1745 San Luis Obispo Shepperd's Reservoir, Cal Poly Campus near E end Comment
  UC1099898  Potamogeton pusillus var. pusillus Malcolm A. Nobs, S. Galen Smith 1949-6-24 869 San Luis Obispo 1 mi w of Atascadero; Atascadero Lake Comment
  SD75742  Potentilla anserina subsp. pacifica D. W. Taylor 1970-6-22 T 70 116 San Luis Obispo south end of Morro Bay, 800'W, 2600'N Comment
  CAS-BOT-BC141925  Potentilla anserina subsp. pacifica Ira L. Wiggins 1929-4-15 3619 San Luis Obispo Beach dunes and stream bank 4 mi. north of Moro. Comment
  UC463267  Potentilla anserina subsp. pacifica Roxana S. Ferris 1924-4-16 7651 San Luis Obispo n Moro (Toro Creek); n of Moro, Toro Creek Comment
  POM366492  Potentilla anserina var. grandis Dana Krempels 1981-4-13 35 San Luis Obispo Directly under Highway 1 bridge; 30 m south of Pico Creek in San Simeon Acres. 0 Comment
  OBI80408  Primula clevelandii var. insularis Kevin Vankham, Ashley White, Danielle Smudde, Laurence Kuo, Peter Lung 2015-2-1 1 San Luis Obispo Prospects fire look out at Bowden Ranch. About 500ft norht from the intersection of High School Hill Trail and Reservoir Canyon Trail. 6 Comment
  SBBG99014  Prunus fasciculata var. fasciculata A. Chadwick 1990-3-30 San Luis Obispo Carrizo Plain 609 Comment
  SBBG38988  Prunus fasciculata var. punctata K. K. Muller 1970-6-10 2951 San Luis Obispo Nipomo Mesa, 1 mi N of Willowby Rd Comment
  SBBG46450  Prunus fasciculata var. punctata L. W. Edge 1973-3-30 260 San Luis Obispo St Hwy 1, Callender Comment
  UC1128366  Prunus fasciculata var. punctata B. Bolt 1936-1-14 535 San Luis Obispo 2 mi sse of mouth of Osos Creek 45 Comment
  OBI26691  Prunus fasciculata var. punctata Lyda W. Edge 1972-5-7 135 San Luis Obispo Santa Ysabel Ave, Baywood Park Comment
  UCSB38010  Prunus fasciculata var. punctata Edge, Lyda 1973-3-30 San Luis Obispo Highway 1, Callender Comment
  OBI31024  Prunus ilicifolia Julie M. Vanderweir 1979-4-13 133 San Luis Obispo Indian Knob Tar Sands Comment
  UC1128431  Prunus ilicifolia G. T. Nordstrom 1937-5-16 1238 San Luis Obispo 2.1 mi ese of Chimney Rock 304 Comment
  UC555694  Prunus ilicifolia H. L. Mason 1929-10-12 5490 San Luis Obispo 8.1 mi w Atascadero (Morro Creek drainage); Morro Creek Comment
  UC1296079  Prunus virginiana var. demissa R. F. Hoover 1941-5-9 7124 San Luis Obispo Cuesta Pass Comment
  OBI72521  Pseudognaphalium biolettii M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-21 SLO- 54 San Luis Obispo Camp San Luis Obispo. Cerro Chumash, Training Area L. UTMs (NAD27) zone 10, 708136E, 3910118N 200 Comment
  OBI28152  Pseudognaphalium californicum Jeffery Null 1980-5-12 36 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  UC1927864  Pseudognaphalium californicum David Keil, Tina Teed and Mariko Uchida 2001-6-15 29604 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  CAS-BOT-BC356847  Pseudognaphalium californicum Clare B. Hardham 1958-2-13 2810 San Luis Obispo Santa Lucia Mountains. 11.0 miles east of Cambria, Templeton road Comment
  JEPS54497  Pseudognaphalium californicum Ernest C. Twisselmann 1967-4-27 12916 San Luis Obispo 2.9 mi s Piedras Blancas (Highway 1) 9 Comment
  OBI83676  Pseudognaphalium luteoalbum Tricia Bucolo 2016-2-16 1 San Luis Obispo Past trailhead of Irish Hills Natural Reserve, on side of trail near grassy area. Comment
  CAS-BOT-BC357495  Pseudognaphalium ramosissimum D. E. Breedlove 1962-8-7 4097 San Luis Obispo Near Oso Flaco Lake. 3 miles north of Guadalupe Comment
  OBI77566  Pseudognaphalium ramosissimum Melody Dickens 1980-7-4 48 BH San Luis Obispo Black Hill, Morro Bay State Park. Along Black Hill trl Comment
  CAS-BOT-BC361553  Pseudognaphalium stramineum Ernest C. Twisselmann 1959-11-2 5890 San Luis Obispo Southwest end of Oso Flaco Lake 4 Comment
  CAS-BOT-BC361554  Pseudognaphalium stramineum Ernest C. Twisselmann 1953-7-14 550 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake 576 Comment
  OBI63054  Pseudotsuga menziesii var. menziesii D. R. Miller 1997-3-17 397 -640 San Luis Obispo Pine Mt Region, Bear Pond rd, upper end, Town crk drainage 792 Comment
  SBBG133059  Psilocarphus brevissimus D. Keil, J. Dart, M. Perry 2010-4-27 30736 San Luis Obispo SW of Carissa Plains Elementary School, S of Hwy 58; Carrizo Plain 615 Comment
  OBI55298  Psilocarphus tenellus David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26796 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  UC1128510  Purshia tridentata var. glandulosa W. A. Peterson 1936-7-9 330 San Luis Obispo Cuyama Ranch; Santa Ynez Quad. 701 Comment
  JEPS103753  Quercus D. H. Wilken with E. Painter 2003-4-3 15992 San Luis Obispo above Nacimiento River, west of Twin Bridges, ca. 1.5 km E of upper Fk of Oro Rino Cyn 255 Comment
  OBI14326  Quercus X alvordiana Jim Heaston 1961-11-12 408 San Luis Obispo La Panza Comment
  UC580807  Quercus X alvordiana A. E. Wieslander 1936-8-27 668 San Luis Obispo Head of Temblor Creek McKittrick Quad. 883 Comment
  RSA755132  Quercus X jolonensis David J. Keil, Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, Joann Froland 2001-4-17 29308 San Luis Obispo Camp Roberts. Just northwest of junction of San Marcos Road and Generals Road. 201 Comment
  OBI14320  Quercus agrifolia var. agrifolia R. A. Hays 1957-10-12 s.n. San Luis Obispo Santa Margarita Comment
  OBI42177  Quercus agrifolia var. agrifolia Dan Harrington 1984-2-18 21 San Luis Obispo Reservoir Cyn, off hwy 101, 2 mi N of San Luis Obispo Comment
  OBI37902  Quercus berberidifolia David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18568 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
  UCD45769  Quercus douglasii Bert Wilson 1984-11-1 s.n. San Luis Obispo La Panza Mtns., next to Camatta Creek, 2 miles south of Hwy 58. T29S, R16E. 1500 ft. elev. 457 Comment
  SEINET12029202  Quercus douglasii J. M. Tucker 1947-1 1639 -E San Luis Obispo 0.25mi S of Hwy-466,and 1mi E of Summit of Polonio Pass Comment
  OBI83461  Quercus durata Sophia Micheletti, James Vogul, Tricia Navigato, Wylie Hughs, Sarah Maloney 2017-1-21 7 San Luis Obispo Riconada Trail, Santa Maria. Take the trail to the right of the parking lot, stay to the right on the trail, about 200 yards in 317 Comment
  CAS-BOT-BC94615  Quercus garryana R. F. Hoover 1957-8-28 8405 San Luis Obispo Between Rocky Butte and Pine Mt., above San Simeon Comment
  OBI14257  Quercus lobata Robert F. Hoover 1967-2-15 10204 San Luis Obispo Lower part of Lopez Cyn Comment
  UC1276264  Quercus lobata R. F. Hoover 1957-7-19 8390 San Luis Obispo from Cambria to Adelaida Road (trail to Cypress Mt.) Comment
  UCSB33065  Quercus palmeri Nixon, Kevin 1978-5-20 San Luis Obispo 4 mi. w. of Paso Robles on Peachy Canyon Rd Comment
  UC1135884  Quercus wislizeni H. C. Lee 1937-5-20 966 San Luis Obispo 2 mi nw Atascadero; Paso Robles Quad. 304 Comment
  CAS-BOT-BC379132  Ranunculus aquatilis var. diffusus Clare B. Hardham 1957-4-19 1677 San Luis Obispo Dry Lake Rancho Santa Rita (Juhl Ranch) west of Templeton Comment
  OBI10583  Ranunculus aquatilis var. diffusus Robert F. Hoover 1950-6-2 7961 San Luis Obispo Stoney Crk (tributary of Huasna River) Comment
  OBI19907  Ranunculus californicus Walter F. Chesebro 1979-3-10 133 San Luis Obispo Indian Knob. About 1/2 mi below the knob Comment
  RSA647816  Ranunculus californicus Mary D'Arche 1981-4-19 81 -7 San Luis Obispo Cambria, 1 miles N on Exeter St. 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
  SBBG104799  Ranunculus californicus var. californicus M. D. Proctor, E. A. Young 1993-4-12 ROB 380 San Luis Obispo 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  SBBG19246  Ranunculus hebecarpus M. A. Piehl 1963-4-20 6370 San Luis Obispo S bank of Salinas River near bridge 4 mi NE of Santa Margarita 304 Comment
  CAS-BOT-BC74334  Raphanus sativus John Thomas Howell 1964-6-29 40764 San Luis Obispo Cambria. Comment
  OBI3893  Raphanus sativus Elizabeth Rudd 1971-5-23 264 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI14974  Raphanus sativus B. A. Smith 1966-5-18 107 San Luis Obispo Along hwy 1 at Oceano Comment
  OBI25125  Raphanus sativus Chris Hopkins 1979-4-2 11 San Luis Obispo Adj to Mustang Village parking lot 61 Comment
  SEINET2139667  Reseda alba Rimo Bacigalupi, Dr. & Mrs. Robt. M. Page, R. S. Ferris, R. W. Holm 1953-1 4320 San Luis Obispo Along road from Bromela Siding (Southern Pacific railroad) to Oso Flaco Lake. Comment
  SBBG96704  Rhamnus crocea D. A. Young, S. A. Junak, M. Carroll 1989-3-13 1849 San Luis Obispo Chaparral Rd below TV antennas Comment
  SBBG104897  Rhamnus crocea M. D. Proctor, E. A. Young 1993-3-23 ROB 328 San Luis Obispo 2 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  UC1121904  Rhamnus ilicifolia T. M. Hendrix 1939-5-17 1035 San Luis Obispo 0.25 mi sw Luelling Ranch; Branch Mt. Quad. 762 Comment
  UC894398  Rhaponticum repens Ynez Whilton Winblad 1933-6-27 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC437967  Ribes W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts by San Luis Obispo Carrija road west of Santa Margarita Pass. Comment
  CAS-BOT-BC92481  Ribes aureum var. gracillimum R. F. Hoover 1964-4-13 8701 San Luis Obispo 2 miles south of Atascadero, west of Highway 101. Comment
  OBI32137  Ribes divaricatum David J. Keil 1981-6-20 14859 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI14047  Ribes malvaceum Robert F. Hoover 1947-3-9 6665 San Luis Obispo Head of Calf Cyn E of Santa Margarita Comment
  CAS-BOT-BC212795  Ribes menziesii Bettell Ellsworth 1920-4-7 s.n. San Luis Obispo Santa Margarita Comment
  OBI29078  Ribes menziesii Karen Symonds 1982-7-17 29 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  CAS-BOT-BC212251  Ribes quercetorum Robert F. Hoover 1964-4-13 8698 San Luis Obispo Two miles south of Atascadero, west of Highway 101, near base of shale hill. Comment
  OBI14061  Ribes sanguineum var. glutinosum Mrs. R. F. Hoover 1962-2-23 43 San Luis Obispo Cambria Pines District Comment
  OBI14005  Ribes speciosum Robert J. Rodin 1954-1-10 5895 San Luis Obispo See Canyon Comment
  RSA0019664  Ribes speciosum Carl B. Wolf 1929-4-13 3462 San Luis Obispo North base of Cuesta Grade. 427 Comment
  OBI79687  Rigiopappus leptocladus David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31729 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 750 Comment
  OBI82320  Rigiopappus leptocladus G. Butterworth 1956-1 990 San Luis Obispo Syncline Hill, sandy, gravelly E slope Comment
  UCR160380  Rosa californica George K. Helmkamp, E. A. Helmkamp 2005-6-9 9608 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  SBBG107992  Rosa gymnocarpa C. B. Hardham 1960-5-21 5844 San Luis Obispo Santa Rita Crk near Juhl Corrals [Santa Rita Ranch], W of Templeton Comment
  OBI35332  Rubus ursinus Melody Dickens 1981-3-30 61 San Luis Obispo Morro Rock, Morro Bay Comment
  SBBG3107  Rubus ursinus C. B. Hardham 1958-2-13 2820 San Luis Obispo Cambria Comment
  OBI80832  Rumex acetosella David J. Keil 1992-1 22913 San Luis Obispo Laguna Lake City Park. Grassy field near park entrance 170 Comment
  SD148088  Rumex acetosella G. K. Helmkamp, E. A. Helmkamp 2000-6-15 5682 San Luis Obispo Central Coast; Coastal strand between Los Osos and sand dunes W of the end of Howard Street 14 Comment
  UCSB39118  Rumex acetosella Jorgensen, Jan 1982-4-23 San Luis Obispo Nipomo Mesa along highway 1 30 Comment
  SBBG104377  Rumex conglomeratus F. L. Johnson, E. A. Young 1993-5-23 ROB 505 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI10842  Rumex crassus Robert F. Hoover 1947-5-23 7188 San Luis Obispo Coast S of Hazard Cyn Comment
  OBI17755  Rumex crispus Dave Imper 1977-4-7 105 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  OBI71645  Rumex crispus David J. Keil 1988-7-2 20876 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI53860  Rumex crispus Arthur W. Hazebrook 1993-5-23 222 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N bae of Big Coreopsis Hill Comment
  OBI72982  Rumex hymenosepalus D. R. Miller, E. A. Appel 2010-4-3 410 .904 San Luis Obispo On both sides of rd up gillis cyn rd Comment
  OBI60656  Rumex kerneri David J. Keil 2000-7-31 29050 San Luis Obispo Along Toro Creek Road east of Morro Bay 91 Comment
  OBI73192  Rumex kerneri David J. Keil 2000-5-29 28781 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity Comment
  UC454359  Rumex pulcher I. J. Condit 1908-5-16 San Luis Obispo Chinese Garden Comment
  OBI37691  Rumex salicifolius Eric Wise 1981-6-11 537 San Luis Obispo Little Morro Crk, Morro Bay Comment
  OBI66664  Rupertia physodes D. R. Miller 1997-6-22 697 -664 San Luis Obispo Pine Mt Region. +/- 100 m long and 1/2 as deep. Along inland side of Tobacco creekway Comment
  RSA0021799  Ruppia maritima David J. Keil 2012-7-26 31479 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
  UC2027584  Ruppia maritima David J. Keil 2012-7-26 31479 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos estuary to base of El Morro Elfin Forest, west of South Bay Blvd. Comment
  CAS-BOT-BC454147  Ruppia maritima R. F. Hoover 1947-10-11 7406 San Luis Obispo San Simeon Comment
  RSA760727  Ruppia maritima David J. Keil 1998-6-5 27626 -2 San Luis Obispo Carrizo Plain. Soda Lake Road at Clarksburg Road. Comment
  OBI74293  Sagina apetala Theo Fitanides, Anthony Baniaga 2010-4-10 94 San Luis Obispo Tierra Redonda Mtn BLM ACEC 463 Comment
  SBBG19478  Sagina apetala C. B. Hardham 1960-5-17 5748 San Luis Obispo E side Tierra Redonda Comment
  OBI64187  Sagina apetala David J. Keil, with Kathleen A. Keil 2003-3-29 30091 San Luis Obispo Highway 58, ca. 0.5 miles east from Highway 229 junction Comment
  OBI19448  Sagina decumbens subsp. occidentalis Robert F. Hoover 1947-3-26 6751 San Luis Obispo Price Cyn (just S of) Comment
  SBBG119681  Salix exigua E. Painter, M. Wetherwax 2002-4-21 CR 286 San Luis Obispo Nacimiento River backwash, at end of Bivouac Rd; Camp Roberts 145 Comment
  OBI9845  Salix laevigata Robert F. Hoover 1947-3-19 6703 San Luis Obispo Oak Park District Comment
  OBI36877  Salix lasiolepis Eric Wise 1981-6-22 632 San Luis Obispo Lopez Water Treatment Reservoir. A clear lake of moderate size Comment
  OBI56504  Salix lasiolepis Clifton F. Smith 1951-4-19 3048 San Luis Obispo Along Hwy 1 in Black Lake Cyn, Nipomo Mesa area Comment
  UCD111663  Salix lasiolepis R. W. Summers 1982-1-23 s.n. San Luis Obispo San Luis Obispo County: location unknown. Comment
Read comments
Apr 12 2012
  OBI37323  Salix lasiolepis Eric Wise 1983-2-24 1665 -B San Luis Obispo 0.6 mi E of 1/2 way Station on hwy 41 Comment
  RSA98324  Salix sitchensis R. C. Bacigalupi 1949-4-5 3076 San Luis Obispo Along Santa Rosa Creek. 3 miles above Cambria. Comment
  UC990498  Salix sitchensis R. Bacigalupi 1949-4-5 3076 San Luis Obispo 3 mi. above Cambria (along Santa Rosa Creek); Santa Rosa Creek Comment
  OBI82558  Salpichroa origanifolia David J. Keil, with Bill Waycott et al. 2015-7-9 33329 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  CAS-BOT-BC403770  Salpichroa origanifolia R. L. Gobel 1930-4-1 s.n. San Luis Obispo Unspecified 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
  RSA186833  Salsola tragus T. C. Fuller 1966-10-7 14182 San Luis Obispo Roadside, S side of Hwy 466 to Paso Robles, 0.1 mile N of Shandon. Comment
  OBI65629  Salvia carduacea G. F. Hrusa 1998-4-26 14265 San Luis Obispo Temblor Range. Low slopes on W side of Temblors 3-4 mi N of Elkhorn Plain. USGS quad Elkhorn Hills 7.5 760 Comment
  UCLA27611  Salvia columbariae Ira L. Wiggins 1932-3-24 5841 San Luis Obispo w of Paso Robles (hills near Adelaide) Comment
  SBBG112729  Salvia columbariae V. C. Call 1967-5-3 47 San Luis Obispo one-eighth mi from top of grassy flat at head of Stenner Crk approached via Cuesta Ridge Rd and lower take-off rd 274 Comment
  UCSB21935  Salvia columbariae Farneman, H. 1967-3-26 San Luis Obispo North shore of Lake Nacimiento; near Bee Rock Campground; access by Interlake and Bee Rock Roads 365 Comment
  CAS-BOT-BC233687  Salvia leucophylla Clare B. Hardham 1957-4-27 1795 San Luis Obispo East of Caliente Mt. Comment
  OBI35442  Salvia mellifera Melody Dickens 1980-4-30 4 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI4932  Salvia mellifera Robert F. Hoover 1967-2-18 10208 San Luis Obispo Diablo Cyn, San Luis range Comment
  OBI55562  Salvia mellifera George Butterworth 1998-4-30 250 San Luis Obispo Carrizo Plain Natural Area, 1/3 m NW of Sprague Hill rd curve, 1.8 mi SW of Soda Lake Rd 695 Comment
  UC573497  Salvia mellifera B. Bolt 1936-3-4 596 San Luis Obispo 0.25 mi s mouth of Osos Creek; Cayucos Quad. 30 Comment
  RSA17822  Salvia mellifera Carl B. Wolf 1929-4-15 3546 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  UC1285267  Salvia sonomensis R. F. Hoover 1948-4-24 7487 San Luis Obispo Head of American Canyon; La Panza Range Comment
  CHSC4008  Salvia spathacea J. E. Bowlin 1967-3-22 10 San Luis Obispo In a vacant lot, ca. 20 feet n of Los Osos Valley Rd. and Rieger Rd. off a dirt rd. and ca. 50 feet n of Los Osos Valley Rd., Los Osos. 60 Comment
  SEINET10499116  Salvia spathacea L. Rose 1936-3-19 Rose 36086 San Luis Obispo Moiste shade. 10 Mi ne of morro. 213 Comment
  RSA477588  Sambucus mexicana E. A. Purer 1932-8-28 4846 San Luis Obispo Oceano Comment
  OBI27016  Sambucus nigra subsp. caerulea James Courtney 1980-12-20 1 San Luis Obispo Pennington Creek Biological Reserve. Comment
  OBI27604  Sambucus nigra subsp. caerulea Melinda Doud 1976-4-30 15 San Luis Obispo Poly canyon Comment
  OBI6308  Sambucus nigra subsp. caerulea D. E. Montague 1958-5-1 s.n. San Luis Obispo 5 mi W Paso Robles, Oak Flat Rd. Comment
  OBI8789  Sanicula arguta Robert J. Rodin 1954-4-3 5939 San Luis Obispo E side of Bishops Peak, SLO Comment
  UC310383  Sanicula arguta Philip A. Munz 1925-3-25 9258 San Luis Obispo Pismo Creek Comment
  CHSC113817  Sanicula crassicaulis Richard R. Halse 2011-3-22 8143 San Luis Obispo Along State Hwy. 1, ca. 2 miles south of San Simeon, where San Simeon Creek enters the Pacific Ocean. 3 Comment
  HSC81386  Sanicula crassicaulis David J. Keil 1980-3-16 13710 San Luis Obispo Along Park Hill Rd., 0.5 mi. W of junction with Huerhuero Rd. Comment
  HSC91467  Sanicula crassicaulis Susan H. Bicknell, T. P. Worley 1989-4-17 San Luis Obispo Montano de Oro, Manzanita Trail, Hazard Canyon Comment
  OBI77744  Sanicula crassicaulis David J. Keil 1998-3-27 26457 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997. 244 Comment
  SBBG94474  Sanicula crassicaulis S. A. Junak 1990-4-17 4179 San Luis Obispo just N of USFS Rd 29S11.3, at W boundary sign for Botanical Area, ca. 5.7 mi W of Hwy 101 746 Comment
  UCR29937A  Saxifraga californica J. H. Nishida, Melissa Luckow 1983-3-10 539 San Luis Obispo South Coast Range, 1.2 miles south of American Canyon Campground 506 Comment
  UCR88344  Scandix pecten-veneris George K. Helmkamp, L. Helmkamp 1995-6-20 95- 2 -33 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  CAS-BOT-BC283123  Schedonorus arundinaceus Ernest C. Twisselmann 1955-6-5 2087 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo, Temblor Range and the Western San Joaquin Valley 665 Comment
  CAS-BOT-BC283119  Schedonorus arundinaceus Ernest C. Twisselmann 1963-6-2 8288 San Luis Obispo Grants Lake, Temblor Range and the Western San Joaquin Valley 579 Comment
  CAS-BOT-BC283124  Schedonorus arundinaceus Ira L. Wiggins 1964-8-28 19126 San Luis Obispo Summit of Pikes Peak Comment
  OBI6671  Schinus molle Greg Hassen 1975-8-20 55 San Luis Obispo Growing along Poly Canyon Rd. Comment
  CAS-BOT-BC239942  Schismus arabicus R. F. Hoover 1967-3-28 10301 San Luis Obispo Elkhorn Plain Comment
  RSA113169  Schismus arabicus Roxana S. Ferris 1955-5-24 12821 San Luis Obispo Cuyuma Valley E of Cuyuma on State Hwy 166, 1.5 miles NW of jct with US Hwy 399, Santa Barbara County Comment
  OBI22573  Schoenoplectus acutus var. occidentalis Robert F. Hoover 1946-8-25 6336 San Luis Obispo Oceano Beach Comment
  RSA92165  Schoenoplectus californicus F. W. Peirson 1920-7-29 4272 San Luis Obispo 1 mile south of Pismo Beach. 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
  OBI43634  Schoenoplectus pungens var. longispicatus Eric Wise 1981-6-11 552 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  CAS-BOT-BC111769  Schoenoplectus pungens var. longispicatus Ernest C. Twisselmann 1955-6-16 2173 San Luis Obispo San Juan River, 8.1 miles south of La Panza Ranch 536 Comment
  CAS-BOT-BC111051  Scirpus microcarpus R. F. Hoover 1965-9-29 9669 San Luis Obispo Tassajera Creek Comment
  OBI25840  Scirpus microcarpus David J. Keil 1977-8-21 12506 San Luis Obispo Ca. 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  RSA680406  Scrophularia californica Scott D. White, Ken McDonald 2001-5-9 8456 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UC455539  Scrophularia californica C. L. Flint 1914-5-1 San Luis Obispo Reservoir <Cannon> Comment
  UCR28968  Scrophularia californica David J. Keil 1981-6-20 14869 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  SBBG96088  Selaginella bigelovii D. Keil 1988-6-11 20707 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  SBBG14018  Senecio blochmaniae E. R. Blakley 1958-9-22 463 San Luis Obispo 1 mi S of Pismo Beach Comment
  POM5427  Senecio breweri Benj Cobb 1907-04 s.n. San Luis Obispo Paso Robles. Comment
  OBI79601  Senecio glomeratus David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31374 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. Davis Peak beneath powerline corridor 541 Comment
  OBI49889  Senecio vulgaris David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18141 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  OBI50127  Setaria parviflora Michael Curto 1992-8-31 854 San Luis Obispo Arroyo Grande Area: SE of Arroyo Grande proper, El Campo Rd ?0.6 mi (1km) SE from US Hwy 101 at first 90 degree rt turn 122 Comment
  CAS-BOT-BC240173  Setaria verticillata Ernest C. Twisselmann 1953-9-9 761 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC240174  Setaria verticillata Ernest C. Twisselmann 1954-8-22 1523 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  RSA140256  Sidalcea hickmanii subsp. anomala Clare B. Hardham 1960-6-3 5990 San Luis Obispo Santa Lucia Mountains, Cuesta Sargent Cypress Forest Comment
  SD130606  Sidalcea hickmanii subsp. anomala Steven A. Junak 1990-4-27 4221 San Luis Obispo Santa Lucia Mountains, Cuesta Ridge: West end of Cuesta Ridge Botanical Area. 762 Comment
  OBI73091  Sidalcea malviflora subsp. laciniata David J. Keil, with Michael Curto and V. L. Holland 2000-5-10 28667 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon Comment
  JEPS99423  Sidalcea malviflora subsp. laciniata Clare B. Hardham 1958-6-3 3170 San Luis Obispo top of Cuesta Grade Comment
  OBI70107  Sidalcea malviflora subsp. laciniata Bernard Miossi 1939-4-6 43 San Luis Obispo At a point 1 mi N of San Luis Obispo along hwy 1011/4 mi from San Luis Crk 61 Comment
  OBI74623  Silene coniflora David J. Keil 1987-5-6 20115 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  UC1137870  Silene gallica P. L. Johannsen 1936-3-21 49 San Luis Obispo 1.5 mi se Terrace Hill; San Luis Obispo Quad. 91 Comment
  OBI19470  Silene laciniata subsp. laciniata F. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  UCSB3692  Silene laciniata subsp. laciniata Kamb, Peter; Chisaki, Francia 1950-5-13 San Luis Obispo South of Oso Flaco Lake 15 Comment
  OBI19467  Silene laciniata subsp. laciniata Robert F. Hoover 1964-8-13 9209 San Luis Obispo Santa Lucia range. San Bernardo Crk Comment
  SBBG113514  Silene verecunda C. B. Hardham 1957-5-4 1850 San Luis Obispo Tierra Redonda Comment
  SBBG39354  Silybum marianum R. N. Philbrick 1970-9-12 San Luis Obispo Lake Lopez at Escondido Camp Comment
  CAS-BOT-BC74980  Sinapis arvensis Ernest C. Twisselmann 1954-4-29 1117 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  OBI14956  Sisymbrium altissimum Robert F. Hoover 1947-5-10 7151 San Luis Obispo Cuyama Valley, E of river bridge on main hwy Comment
  OBI13095  Sisymbrium irio Lynne Dee Althouse 1977-3-26 9 San Luis Obispo Wolfe's horse ranch, N of San Luis High School 122 Comment
  UC2027399  Sisymbrium orientale Greg Wilvert 2005-3-21 5 -1 San Luis Obispo Southeast Half of the Caliente Range. 3/4 km S of Soda Lake Road along Pipeline Road. Comment
  OBI21077  Sisyrinchium bellum Unknown 1963-4-11 93 San Luis Obispo Reservoir Cyn Comment
  OBI35356  Sisyrinchium bellum Melody Dickens 1981-4-15 68 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  SD38285  Solanum americanum Edith A. Purer 1932-8-1 4694 San Luis Obispo Morro Bay, stabilized sand dunes Comment
  OBI39982  Solanum douglasii Eric Wise 1984-4-29 1879 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  OBI79569  Solanum douglasii David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31395 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  UC577722  Solanum douglasii B. Bolt 1936-1-14 529 San Luis Obispo 2 mi se of mouth of Osos Creek 45 Comment
  SBBG104305  Solanum umbelliferum M. D. Proctor, E. A. Young 1993-3-17 ROB 190 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC156501  Solanum umbelliferum E. C. Twisselmann 1956-3-31 2602 San Luis Obispo Palo Prieta Canyon, 3.5 miles south of Cholame 457 Comment
  CAS-BOT-BC157597  Solanum umbelliferum Ernest C. Twisselmann 1968-10-21 15044 San Luis Obispo Estrella Road, 1.5 mile south of Highway 46 198 Comment
  POM280563  Solanum umbelliferum Lyman D. Benson 1932-5-9 2373 San Luis Obispo Upper Cuyama Valley, Temblor Mountain Range, Watershed: Santa Maria River, Kern County Line. Comment
  RSA427466  Solanum umbelliferum R. S. Woglum 1938-5-15 1714 San Luis Obispo Paso Robles to Cayucos road, through mountains. Comment
  RSA79877  Solanum umbelliferum M. Stason, F. Brubaker 1930-4-14 8941 San Luis Obispo Pozo Mts. between Santa Margarita and McKittrick Comment
  SBBG6643  Solanum umbelliferum C. B. Hardham 1958-4-20 3056 San Luis Obispo Fresno St, Paso Robles City limits Comment
  UC338261  Solanum umbelliferum unknown 1887-1 San Luis Obispo California Comment
  UC532087  Solanum umbelliferum David D. Keck 1934-4-26 2818 San Luis Obispo 3 mi w of La Panza Comment
  NY820413  Solanum xanti R. F. Hoover 1948-3-4 7426 San Luis Obispo Hazard Canyon Comment
  SBBG107625  Solanum xanti C. B. Hardham 1957-4-18 1697 San Luis Obispo Santa Rita Crk ca. 4 mi W of Templeton Comment
  UCR103804  Solanum xanti George K. Helmkamp 1997-3-8 1459 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
  OBI75519  Solanum xanti Jenner Whitt 2003-4-3 24 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 Comment
  OBI75266  Soleirolia soleirolii David J. Keil 2011-4-22 30993 San Luis Obispo Sweet Springs Nature preserve. South shore of Morro Bay. Baywood Park-Los Osos area north of Ramona Ave. 5 Comment
  OBI15454  Solidago confinis Robert F. Hoover 1947-9-13 7392 San Luis Obispo Black Lake Cyn S of Arroyo Grande Comment
  OBI80911  Solidago confinis David J. Keil 1985-6-19 18886 San Luis Obispo Just north of golf course and Butte Drive, Los Osos, Cuesta by the Sea Comment
  UCR95917  Solidago occidentalis George K. Helmkamp 1996-9-21 1191 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  CAS-BOT-BC365920  Soliva sessilis R. F. Hoover 1948-4-25 7491 San Luis Obispo Price Canyon Comment
  OBI15441  Soliva sessilis Robert F. Hoover 1947-4-18 6944 San Luis Obispo Cambria Comment
  SBBG117863  Soliva sessilis E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 78 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo 150 Comment
  OBI38431  Sonchus asper Eric Wise 1981-6-22 646 San Luis Obispo Lopez Water Treatment Reservoir Comment
  OBI78710  Sonchus asper David J. Keil 2013-8-28 31976 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
  UC1070271  Sonchus asper P. L. Johannsen 1936-3-22 737 San Luis Obispo 3 1/4 mi nw Cerro San Luis Obispo; San Luis Obispo Quad., Plot 13 106 Comment
  CAS-BOT-BC374478  Sonchus asper Ernest C. Twisselmann 1954-5-12 1218 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at Palo Prieta Summit, 9 miles south of Cholame 670 Comment
  UCR161320  Sonchus oleraceus George K. Helmkamp, E. A. Helmkamp 2005-3-9 9105 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  OBI60775  Sorghum halepense David J. Keil 2000-7-31 29051 San Luis Obispo Along Toro Creek Road east of Morro Bay 91 Comment
  CAS-BOT-BC236577  Sorghum halepense Ernest C. Twisselmann 1967-9-15 13702 San Luis Obispo Choice Valley Road, just below Grants Lake, Temblor Range and the Western San Joaquin Valley 579 Comment
  POM312953  Sparganium erectum subsp. stoloniferum Malcolm A. Nobs, S. Galen Smith 1949-6-23 853 San Luis Obispo Oso Flaco Lake, ca. 4 miles northwest of Guadalupe. Comment
  LA211700  Sparganium eurycarpum var. eurycarpum Mark A. Elvin; Richard A. Burgess 2014-10-10 7703 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes; "3-Pond West" in "3-Pond Valley," no standing water present, 500 meters from the south boundary of the Refuge. 15.0 Comment
  CAS-BOT-BC390002  Spergula arvensis Clare B. Hardham 1957-3-6 1546 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  OBI35498  Spergula arvensis S. M. Inman 1983-5-19 67 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
  OBI77911  Spergularia macrotheca Helen Jones 1982-8-7 60 San Luis Obispo Piedras Blancas Point Comment
  POM248782  Spergularia macrotheca Alice Eastwood, J. T. Howell 1936-5-6 2243 San Luis Obispo Morro. Comment
  SBBG45087  Spergularia macrotheca A. Eastwood, J. T. Howell 1936-5-6 2243 San Luis Obispo coastal mesa at Morro Comment
  CAS-BOT-BC390444  Spergularia macrotheca var. macrotheca Alice Eastwood 1927-4-7 14315 San Luis Obispo Morro, San Luis Obispo Comment
  CAS-BOT-BC390443  Spergularia macrotheca var. macrotheca Alice Eastwood 1928-5-19 s.n. San Luis Obispo Morro Bay, San Luis Obispo Comment
  CAS-BOT-BC390450  Spergularia macrotheca var. macrotheca Ira L. Wiggins 1929-4-15 3609 San Luis Obispo 1 mile north of Moro [Morro] Beach Comment
  UCD99222  Spergularia macrotheca var. macrotheca Ernest C. Twisselmann 1959-4-10 5045 San Luis Obispo San Luis Obispo County: Los Osos Valley, near Laguna Lake. 30 Comment
  SEINET15325505 Image available Stachys bullata Richard R. Halse 2015-1 9340 San Luis Obispo Along State Hwy. 1 ca. 1.7 miles south of Ragged Point 21 Comment
  UCR28911  Stachys bullata David J. Keil, R. Riggins, D. Walters, et al. 1981-4-11 14365 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  SBBG104194  Stachys bullata M. D. Proctor, E. A. Young 1993-3-23 ROB 327 San Luis Obispo 2 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI81368  Stachys pycnantha Jason Dart, D. Groh 2015-9-16 431 San Luis Obispo Cholame Valley, south side of Highway 41, 2.1 miles east of the intersection with Highway 46. 389 Comment
  OBI14950  Stanleya pinnata Robert F. Hoover 1951-4-20 8050 San Luis Obispo E side of Carrizo Plain, E of Soda Lake Comment
  OBI15605  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1954-4-12 1075 San Luis Obispo Temblor Range and W San Joaquin Valley. Home Ranch: Tank Hill, E San Luis Obispo county 671 Comment
  OBI69426  Stebbinsoseris heterocarpa David J. Keil 2008-3-31 30489 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. Comment
  SBBG96658  Stebbinsoseris heterocarpa D. A. Young, S. Junak, T. Ayers 1989-4-27 1954 a San Luis Obispo 0.1 mi W of W end of Cuesta Ridge Botanical Area Comment
  UC1070399  Stebbinsoseris heterocarpa C. M. Belshaw 1936-3-17 1636 San Luis Obispo 2.3 mi nne Nipomo; Nipomo Quad. Comment
  SD247393  Stellaria longipes var. longipes Mark A. Elvin, G. M. Greenwald, et al. 2014-12-18 7856 San Luis Obispo Central Coast: Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Colorada Pond, about 80 meters from south Refuge boundary. 17 Comment
  OBI82544  Stellaria nitens David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33493 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  UCD99468  Stellaria nitens G. F. Hrusa 1992-3-24 10348 San Luis Obispo San Luis Obispo County: along Highway 46 right-of-way, approx. 6 miles E of Paso Robles. Comment
  CAS-BOT-BC398976  Stellaria nitens Ernest C. Twisselmann 1962-3-18 6708 San Luis Obispo Hills at summit of Palo Preita Canyon 632 Comment
  CAS-BOT-BC375093  Stephanomeria R. F. Hoover 1946-10-5 6463 San Luis Obispo North end of Morro Bay Comment
  JEPS35247  Stephanomeria elata R. F. Hoover 1946-10-5 6463 San Luis Obispo n end Morro Bay Comment
  OBI79540  Stephanomeria elata David J. Keil 2013-8-10 31877 San Luis Obispo El Morro Elfin Forest Fringe of riparian woodland and fresh water marsh grading into coastal salt marsh of Los Osos Creek Estuary. Los Osos 25 Comment
  POM292646  Stephanomeria elata Lyman Benson 1937-10-17 8543 San Luis Obispo West of McKittrick, Kern Co. L[ine]; Mt. Range: Temblor. 854 Comment
  CAS-BOT-BC375295  Stephanomeria exigua subsp. carotifera R. F. Hoover 1967-9-13 10865 San Luis Obispo Oso Flaco Lake 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
  UC1394157  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6932 San Luis Obispo n of Oso Flaco Lake Comment
  UC1394160  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-21 7080 San Luis Obispo 6.5 mi sw Shandon (Rt 41) Comment
  JEPS35344  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-13 9206 San Luis Obispo San Bernardo Creek, both n and s slopes Santa Lucia Range Comment
  SD71363  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-13 9206 San Luis Obispo Santa Lucia Range, San Bernardo Creek. Comment
  JEPS27630  Stephanomeria exigua subsp. coronaria Ernest C. Twisselmann 1959-8-5 5564 San Luis Obispo Dorothy Twisselmann Ranch, summit of Choice Valley Western San Joaquin Valley, Temblor Range, Choice Valley 655 Comment
  OBI15417  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1966-9-16 10047 San Luis Obispo Salinas River at mouth of Rocky Cyn Comment
  UCR118341  Stephanomeria exigua subsp. deanei George K. Helmkamp, E. A. Helmkamp 2000-9-1 5955 San Luis Obispo Los Osos, c. 0.5 miles NW of Hazard Cyn., between Howard St. and sand dunes 6 Comment
  OBI71832  Stephanomeria pauciflora Ann Cochran 1986-7-19 29 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl 579 Comment
  CAS-BOT-BC375906  Stephanomeria virgata Ella Dales Cantelow 1938-10-17 2356 San Luis Obispo 5 mi. s. of Santa Maria Inn Comment
  RSA42998  Stephanomeria virgata subsp. virgata Robert F. Hoover 1946-8-8 6278 San Luis Obispo North end of Moro Bay. Comment
  UC1063484  Streptanthus albidus subsp. peramoenus P. L. Johannsen 1936-3-22 735 San Luis Obispo 1 3/4 mi sw San Luis Obispo (Plot 11); San Luis Obispo Quadrangle 106 Comment
  UC10878  Streptanthus albidus subsp. peramoenus S. S. 1861-4-14 458 San Luis Obispo San Luis Obispo Comment
  UC195897  Streptanthus albidus subsp. peramoenus Ira J. Condit June 1912 San Luis Obispo San Carpojo Canyon Comment
  CAS-BOT-BC87187  Streptanthus glandulosus subsp. glandulosus Lewis S. Rose 1934-3-27 34118 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC87173  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1946-6-1 6109 San Luis Obispo On grade east of Cambria. Comment
  OBI34388  Stylocline gnaphaloides David J. Keil 1983-8-30 17899 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI62945  Stylocline gnaphaloides David J. Keil, Rhonda Riggins 1987-5-11 20150 San Luis Obispo Cuesta Ridge E, ca 2.9 mi from jctn with US 101 along Cuesta Ridge Rd 640 Comment
  POM97315  Stylomecon heterophylla P. A. Munz 1926-4-8 10171 San Luis Obispo 35 miles east of Paso Robles Comment
  OBI81181  Suaeda californica Michael Walgren 2015-1 San Luis Obispo Comment
  OBI6294  Symphoricarpos albus var. laevigatus Robert F. Hoover 1950-6-20 7985 San Luis Obispo Santa Lucia Range; 6 mi W of Templeton on road to Cambria Comment
  UC1119917  Symphoricarpos albus var. laevigatus T. M. Hendrix 1937-6-6 270 San Luis Obispo 1.5 mi nw New District School; Pozo Quad. 411 Comment
  OBI19586  Symphoricarpos albus var. laevigatus Robert F. Hoover 1946-8-17 6287 San Luis Obispo Arroyo Grande crk below jctn of lopez Canyon Comment
  CAS-BOT-BC237052  Symphoricarpos mollis Ernest C. Twisselmann 1955-7-31 2294 San Luis Obispo Jack Creek at York Mountain 274 Comment
  CAS-BOT-BC99082  Symphyotrichum chilense Alice Eastwood; John Thomas Howell 1936-5-6 2244 San Luis Obispo Polytechnic Canyon, San Luis Obispo Comment
  CAS-BOT-BC99078  Symphyotrichum chilense Clare B. Hardham 1956-11-13 1526 San Luis Obispo Santa Lucia Mountains - Old Creek, Santa Rita Road Comment
  SEINET9314628  Symphyotrichum chilense var. chilense Unknown 1980-12-27 San Luis Obispo San Luis Obispo Comment
  UC455790  Symphyotrichum subspicatum I. J. Condit 1907-9-20 San Luis Obispo Canyon back of orchard, C. P. S. [California Polytechnic School] Comment
  SBBG118290  Taeniatherum caput-medusae J. Thomas 2000-4-10 San Luis Obispo Avery Exclosure, ca. 150 m SE of jct of Avery and Bivouac Rds; Camp Roberts 200 Comment
  OBI72442  Tamarix ramosissima M. Wetherwax & E. L. Painter, E. L. Painter 2002-8-13 CR- 342 San Luis Obispo Camp Roberts. Along road at river's edge between Boyscout Ford and Low Water Bridge 152 Comment
  UCSB4482  Taraxia ovata Ryon, George 1959-4-12 San Luis Obispo about 0.4 miles ST of Hwy 1; on County Road at the corner of Olan Ave; south of Cambria Pines 152 Comment
  SBBG112581  Tetragonia tetragonoides C. B. Hardham 1967-11-2 2711 San Luis Obispo Old Crk Comment
  UCSB1820  Tetragonia tetragonoides Newby, Ron 1959-4-11 San Luis Obispo 2 miles N. of Morro Bay on byway 1 ,100 yds S. of Toro Creek growing on sandy soil 50 yds from ocean Comment
  OBI25078  Thalictrum fendleri David J. Keil, Dirk Walters 1980-4-26 13832 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  CAS-BOT-BC399682  Thalictrum fendleri R. F. Hoover 1967-6-5 10624 San Luis Obispo Arroyo Grande just below confluence of Lopez Canyon (dam site) Comment
  UCD93385  Thinopyrum intermedium Ernest C. Twisselmann 1958-7-14 4546 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon. 701 Comment
  CAS-BOT-BC207188  Thinopyrum intermedium subsp. intermedium Ernest C. Twisselmann 1967-9-17 13706 San Luis Obispo Choice Valley Road at the Choice Valley School - Temblor Range and the Western San Joaquin Valley 603 Comment
  CAS-BOT-BC202035  Thinopyrum ponticum Ernest C. Twisselmann 1958-7-14 4546 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon. (Experimental pasture on the Dorothy Twisselmann Ranch) 701 Comment
  CAS-BOT-BC66649  Thysanocarpus curvipes Clare B. Hardham 1956-3-27 300 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch near San Marcos Creek. Comment
  OBI61031  Thysanocarpus curvipes George Butterworth 1998-4-29 243 San Luis Obispo Carrizo Plain Natural Area. just above Caliente Ridge Rd, 1 mi below rd T. T32S, R20E, S29, NW Qtr 1073 Comment
  HSC30127  Thysanocarpus curvipes J. D. Ackerman, A. M. Montalvo 1974-3-25 144 San Luis Obispo 3.5 mi. E of Pozo on road to Hwy. 58 Comment
  OBI14861  Thysanocarpus curvipes subsp. elegans Robert E. Williams 1968-4-20 16 San Luis Obispo 10 mi NE of Santa Margarita off State hwy 58 137 Comment
  POM95239  Thysanocarpus curvipes var. curvipes Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  OBI14847  Thysanocarpus laciniatus Robert F. Hoover 1958-3-19 8427 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  CAS-BOT-BC67145  Thysanocarpus laciniatus Ira L. Wiggins 1926-5-9 2064 San Luis Obispo Roadside 2.5 miles east of Templeton. Comment
  OBI55242  Thysanocarpus laciniatus Greg Frugolli 1997-4-15 56 San Luis Obispo Quail rd (0.5 mi from Black Mtn rd), La Panza range, Los Padres NF (hwy 58 burn area) 701 Comment
  OBI28579  Torilis nodosa John Jackman and Julie Truesdale, Julie Truesdale 1980-1 83 San Luis Obispo MacGillivary Ranch. Adelaida. Comment
  SBBG107300  Torilis nodosa C. B. Hardham 1959-4-29 4341 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  CAS-BOT-BC169230  Toxicodendron diversilobum Alice Eastwood 1926-5-3 13784 San Luis Obispo Avila Comment
  OBI80850  Toxicodendron diversilobum David J. Keil 2015-2-14 32640 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 70 Comment
  SEINET6049218  Toxicodendron diversilobum Unknown 1987-9-14 484 San Luis Obispo Lake Nacimiento. Hillside above the dam. Comment
  CAS-BOT-BC169241  Toxicodendron diversilobum Ernest C. Twisselmann 1969-4-24 15169 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas river 5 miles south of Paso Robles 213 Comment
  SBBG104825  Toxicoscordion fremontii M. D. Proctor, E. A. Young 1993-3-24 ROB 331 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG93620  Toxicoscordion fremontii S. A. Junak, T. J. Ayers 1989-4-12 3944 San Luis Obispo dirt rd leading to W side of Pick and Shovel Mine, S of USFS Rd 29S11.3 about 4.4 mi W of US Hwy 101 743 Comment
  SBBG36509  Tragopogon porrifolius C. B. Hardham 1958-2-22 2890 San Luis Obispo Cayucos Comment
  SBBG71195  Trichostema lanatum Mrs. G. A. Englebert 1936-6-16 San Luis Obispo Cuyama Valley Comment
  CAS-BOT-BC220835  Trichostema lanatum Ernest C. Twisselmann 1955-6-10 2133 San Luis Obispo La Panza Range. Calf Canyon, 1 mile east of Creston Road 457 Comment
  OBI75277  Trichostema lanceolatum David J. Keil, with George Butterworth 2011-9-23 31099 San Luis Obispo Carrizo Plain. Soda Lake Road, just south of junction of Soda Lake Road with road to A.F. Traver Ranch 670 Comment
  CDA16062  Trichostema lanceolatum G. F. Hrusa 2000-9-3 15696 San Luis Obispo Carrizo Plain; W edge of Swain pasture, near base of Caliente Range. 762 Comment
  OBI36860  Trichostema lanceolatum Eric Wise 1983-10-25 1852 San Luis Obispo Creston Lake, Aprpox 1/2 mi S of Creston Comment
  UC187477  Trichostema lanceolatum Edward Palmer Jun 1896 San Luis Obispo San Luis Obispo district Comment
  UC56109  Trientalis latifolia J. H. Barber 1899-5-19 San Luis Obispo Santa Lucia Mountains Comment
  RSA649482  Trientalis latifolia R. S. Woglum 1940-4-20 2628 San Luis Obispo West of Templeton on road to Cambria (State Highway 46) Comment
Read comments
Jul 4 2012
  OBI36958  Trifolium Eric Wise 1981-8-7 1037 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  UCSC006091  Trifolium Randall Morgan 1996-5-9 2942 San Luis Obispo E of Laguna Lake Comment
  UCSC010681  Trifolium D. R. Miller 2016-5-2 s.n. San Luis Obispo On Little Pine Mountain, Arroyo De La Cruz drainage. 494 Comment
  UC1285149  Trifolium barbigerum R. F. Hoover 1952-5-10 8166 San Luis Obispo just s Arroyo de la Cruz (on mesa summit) Comment
  SEINET7062897  Trifolium bifidum A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo? (WGS84/NAD83). UTM Zone 10, 716125mE, 3906095mN. 523 Comment
  OBI28241  Trifolium ciliolatum Spasbo/Krystoff 1982-4-18 7 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  UC1129963  Trifolium depauperatum var. amplectens T. M. Hendrix 1937-4-17 18 San Luis Obispo 3.3 mi se Pozo; Pozo quad, Santa Barbara National Forest 457 Comment
  UC54870  Trifolium depauperatum var. amplectens Mrs. R. W. Summers 1883-5-1 San Luis Obispo summit Santa Lucia Mtns Comment
  UC1583653  Trifolium fragiferum David Keil 1983-6-14 17163 San Luis Obispo near Fisher Hall and Faculty office buildings (lawn area); California Polytechnic State University Campus Comment
  UCR28905  Trifolium fragiferum David J. Keil 1977-8-21 12508 San Luis Obispo Central Coast, c. 3 mi west of Cuesta College along Calif. Rte. 1 along Chorro Creek Comment
  OBI25040  Trifolium fucatum David J. Keil, Dirk Walters 1980-4-26 13905 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI33284  Trifolium fucatum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel and Richard Pimentel 1982-3-13 15707 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  UC57461  Trifolium fucatum J. H. Barber 1899-5-22 San Luis Obispo near Morro Comment
  OBI79859  Trifolium fucatum D. R. Miller 2013-4-4 413 .1046 San Luis Obispo The Rocky Butte/Pine Mountain Region, from Cole ranch heli-pad marginal bank side, marmolejo creek drainage. 744 Comment
  SBBG3820  Trifolium fucatum H. and M. Dearing 1938-5-8 2612 San Luis Obispo crk N of San Luis Obispo Comment
  UC1130044  Trifolium gracilentum N. K. Carlson 1936-3-18 124 San Luis Obispo 1 mi e Nipomo; Arroyo Grande quad 76 Comment
  OBI80050  Trifolium gracilentum David J. Keil, with Lynne Dee Althouse 2002-5-2 29868 San Luis Obispo Santa Margarita Ranch Comment
  OBI66715  Trifolium hirtum David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29750 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  UCR134406  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2001-4-29 6566 San Luis Obispo South Coast Range, Irish Hills, Clark Valley Road, 2.8 miles south of Los Osos Valley Road, east of Los Osos 91 Comment
  OBI78214  Trifolium macraei Unknown 1882-5-9 3334 San Luis Obispo San Luis Obispo Comment
  OBI41009  Trifolium microcephalum David J. Keil 1985-5-4 18741 San Luis Obispo S end of Morro Bay around Sweet Springs marsh Comment
  RSA0035290  Trifolium microcephalum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6359 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
  UC1285155  Trifolium obtusiflorum R. F. Hoover 1947-5-9 7136 San Luis Obispo Calf Canyon Comment
  OBI12653  Trifolium olivaceum Robert F. Hoover 1958-4-11 8446 San Luis Obispo Atascadero-Creston rd Comment
  OBI28248  Trifolium variegatum Spasbo/Krystoff 1982-4-18 45 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  OBI31497  Trifolium variegatum Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 453 San Luis Obispo American Cyn; Streambed NW of American Cyn campground 524 Comment
  OBI64108  Trifolium variegatum David J. Keil 2002-4-4 29795 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
  UC57466  Trifolium variegatum var. melananthum J. H. Barber 1900-3-30 1023 San Luis Obispo Paso Robles Sant Lucia Mtns Comment
  UC338268  Trifolium willdenovii unknown 1887-1 San Luis Obispo Comment
  OBI56888  Trifolium willdenovii Jennifer Stone 1986-3-9 9 San Luis Obispo Cuesta Ridge East in chaparral burned over in the Las Pilitas Fire of June-July 1985. voucher for fire succession thesis study, Soils Science Department, Calif Polytechnic State Univ. Site 6 Comment
  OBI81145  Trifolium willdenovii Jason Dart 2010-4-15 368 San Luis Obispo Northern Carrizo Plain 613 Comment
  OBI12629  Trifolium wormskioldii Robert F. Hoover 1947-5-2 7116 San Luis Obispo Atascadero Comment
  POM169937  Trillium angustipetalum N. K. Berg 1904-5-3 s.n. San Luis Obispo Santa Margarita Comment
  OBI77968  Trillium angustipetalum Jessica Adinolfi 2013-3-1 s.n. San Luis Obispo Santa Lucia Mts ca 3 mi inland, about halfway between Cambria and San Simeon Comment
  POM97539  Trillium angustipetalum Philip A. Munz 1926-4-9 10206 San Luis Obispo Willow Creek Road, 10 miles southwest of Paso Robles Comment
  UCSB45072  Triphysaria eriantha Carr, Tom 1978-3-28 San Luis Obispo Calif. 1, 1/4 mile south of its junction with Hearst Castle turnoff 15 Comment
  UC2013275  Triphysaria eriantha subsp. eriantha Karen Gustafson 1984-3-4 35 San Luis Obispo At El Chorro Regional Park. Comment
  SD67301  Triphysaria eriantha subsp. rosea Darley F. Howe 1967-4-10 San Luis Obispo 7.8 miles north of Cambria Comment
  UCSB24107  Triphysaria eriantha subsp. rosea Engel, C. 1967-4-22 San Luis Obispo South side of U.S. Highway 1, 2 mi. south of San Simeon light, Pico Creek 6 Comment
  JEPS99180  Triphysaria pusilla C. B. Hardham 1957-3-30 1635 San Luis Obispo Cypress Mountain Comment
  OBI32335  Triphysaria pusilla David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15921 San Luis Obispo E of Cambria along rd to Cypress Mtn. 1.4 mi E of jctn with Santa Rosa Crk Rd on Fiscalini Ranch rd 9dirt rd along Steiner Crk Comment
  UCSB40546  Triphysaria pusilla Millett, Barbara 1979-4-13 San Luis Obispo Calif. Hwy. 1 near Hearst Castle turnoff 15 Comment
  OBI58872  Triphysaria versicolor subsp. faucibarbata David J. Keil 1998-4-17 26785 San Luis Obispo 3.1 miles south of junction with highway 41 along La Panza road. Grassy roadside in ft. wd. area. Comment
  SBBG100995  Triteleia ixioides var. cookii D. Miller 1992-5-29 592 -78 San Luis Obispo Little Pine Mtn at Cole Ranch 731 Comment
  OBI21060  Triticum aestivum Robert D. Page 1962-5-6 99 San Luis Obispo La Panza campground, Los Padres NF Comment
  OBI33709  Umbellularia californica Melissa Luckow & Jerry Rendon, Jerry Rendon 1980-4-4 10 San Luis Obispo Poly Cyn, near the arch to the cyn Comment
  SEINET3928145  Umbellularia californica Tyler Lutz 2013-3-2 11 San Luis Obispo Poly Canyon: near creek and entrance to architecture graveyard.; 0 146 Comment
  SEINET5793884 Image available Umbellularia californica A. E. Grable 1970-1 2755 San Luis Obispo Old Cuesta Pass road, 3.5 miles north of San Luis Obispo near US 101; near creek 183 Comment
  UC116665  Umbellularia californica E. Palmer, M. D. 1876-6-26 505 San Luis Obispo San Luis Obispo Comment
  RSA535836  Umbellularia californica D. A. Young, Steven A. Junak, Tina J. Ayers 1989-4-27 1976 San Luis Obispo Cuesta Ridge Botanical Area: Along Chaparral Road near the east end of the Botanical area, below T. V. antennas. Comment
  OBI34062  Uropappus lindleyi Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  CAS-BOT-BC382041  Uropappus lindleyi K. Chambers 1954-4-23 478 San Luis Obispo Hwy. 101, 1.0 mi. s. of Atascadero Comment
  OBI39491  Uropappus lindleyi David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15980 San Luis Obispo 5.9 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading to Cypress Mtn via steiner Crk. 2 mi W of Warrens' cabin (at base of mtn) Comment
  OBI47121  Uropappus lindleyi Lynne Dee Oyler 1986-5-6 443 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch wherea large stand of blue oaks occur on slopes of decomposed limestone Comment
  OBI37359  Urtica dioica subsp. holosericea Eric Wise 1981-6-15 560 San Luis Obispo N shore of Laguna Lake, SLO Comment
  OBI8714  Urtica dioica subsp. holosericea F. Rush Jun-56 52 San Luis Obispo Mt. SLO Comment
  SBBG112690  Urtica urens C. B. Hardham 1957-5-12 1948 San Luis Obispo Willow Crk, Montgomery Ranch Comment
  SBBG44607  Vaccinium ovatum L. W. Edge 1972-4-4 106 San Luis Obispo N slope of Black Hill, Morro Bay 121 Comment
  CAS-BOT-BC199346  Vaccinium ovatum Gary D. Wallace 1974-12-7 1333 San Luis Obispo Santa Lucia Mtns. near coast along upper edge south side of Arroyo de la Cruz on Hearst Ranch 30 Comment
  OBI58834  Verbena bracteata David J. Keil 1998-8-19 27986 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). 585 Comment
  SBBG133052  Verbena bracteata D. Keil 2009-10-11 30659 San Luis Obispo S end of dam at Lake Nacimiento, reservoir in area of foothill woodland 250 Comment
  UC652680  Verbena bracteata Roxana S. Ferris 1939-6-6 9770 San Luis Obispo 1/2 mi n Templeton-Creston Rd (near Salinas River) Comment
  SD25195  Verbena lasiostachys Frank F. Gander 1939-5-15 7534 San Luis Obispo Paso Robles Comment
  OBI44940  Verbena lasiostachys David J. Keil 1984-7-20 18306 San Luis Obispo Atascadero; along Santa Ysabel St Comment
  UCR160566  Verbena lasiostachys var. lasiostachys George K. Helmkamp, E. A. Helmkamp 2005-6-9 9596 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 8.3 miles northeast of Huasna Townsite Road 332 Comment
  OBI71681  Verbena lasiostachys var. scabrida David J. Keil 1988-7-2 20865 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI8647  Verbena lasiostachys var. scabrida Robert F. Hoover 1947-7-8 7284 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  UCR252039  Veronica americana Dan S. Cooper 2013-8-7 813- 72 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  OBI79519  Veronica anagallis-aquatica David J. Keil 2012-7-18 31435 San Luis Obispo Oceano. Arroyo Grande Creek just south of Oceano Airport and sewage treatment plant (Strand Way) 5 Comment
  OBI29256  Veronica peregrina subsp. xalapensis David J. Keil 1981-4-24 14551 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI65783  Vicia americana subsp. americana D. R. Miller 1994-4-22 494 -228 San Luis Obispo Pine Mt Region. Main Ridge, above Hunter Cabin; Tobacco Crk drainage 914 Comment
  POM262107  Vicia gigantea I. L. Wiggins 1929-4-15 3581 San Luis Obispo Between Guadalupe and Oceano. Comment
  OBI59512  Vicia hassei David J. Keil, with V. L. Holland 2001-4-7 29247 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  CDA4383  Vicia villosa subsp. varia G. K. Helmkamp, E. A. Helmkamp 1998-5-19 3869 San Luis Obispo Santa Lucia Range. Southwest of Paso Robles along CA-46 at York Mountain Rd. Comment
  OBI31221  Viola pedunculata Julie M. Vanderwier 1979-4-20 141 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG34926  Viola pedunculata Mrs. R. W. Summers 1882-2-7 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1121609  Viola pedunculata G. T. Nordstrom 1937-3-23 1004 San Luis Obispo 2.3 mi ese of Chimney Rock 30 Comment
  OBI8452  Viola purpurea subsp. quercetorum Lyn Bettencourt 1970-5-1 7 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI80056  Vulpia bromoides David J. Keil 2000-5-27 28767 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  POM262010  Vulpia bromoides I. L. Wiggins 1929-4-15 3604 San Luis Obispo 1 mile north of Morro Beach. Comment
  CAS-BOT-BC183691  Vulpia microstachys var. ciliata Ernest C. Twisselmann 1969-4-14 15114 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  CAS-BOT-BC183684  Vulpia microstachys var. ciliata Clare B. Hardham 1957-5-4 1926 San Luis Obispo Tierra Redondo Comment
  RSA0040439  Vulpia microstachys var. pauciflora LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6309 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
  CAS-BOT-BC184540  Vulpia microstachys var. pauciflora Ira L. Wiggins 1929-4-13 3470 San Luis Obispo 1 mi. n. of San Luis Obispo Comment
  CAS-BOT-BC185761  Vulpia myuros subsp. megalura Ernest C. Twisselmann 1969-11-28 16360 San Luis Obispo Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon 701 Comment
  UC53364  Vulpia myuros var. hirsuta Joseph Burtt Davy 1901-5 7561 San Luis Obispo Rancho Asuncion; Templeton Comment
  SBBG70508  Whipplea modesta L. G. Yates 1894-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI66127  Woodwardia fimbriata D. R. Miller 1994-3-23 394 -124 San Luis Obispo Egberg (spelling?) water dam area, San Simeon Creek drainage 620 Comment
  CAS-BOT-BC383313  Wyethia glabra R. F. Hoover 1959-5-9 8499 San Luis Obispo 4 miles west of Paso Robles on road to Adelaida Comment
  CAS-BOT-BC383314  Wyethia glabra R. F. Hoover 1959-5-9 8499 San Luis Obispo 4 miles west of Paso Robles on road to Adelaida Comment
  OBI15338  Wyethia helenioides Robert F. Hoover 1949-5-22 7716 San Luis Obispo 2 mi E of Templeton Comment
  OBI25785  Xanthium spinosum David J. Keil 1980-9-17 14208 San Luis Obispo Cyn Ranch on Shell Crk rd 6 mi N of hwy 58. Plants coll from zone around small artificial reservoir Comment
  CAS-BOT-BC383775  Xanthium strumarium Ernest C. Twisselmann 1967-9-8 13674 San Luis Obispo Temblor Range and the Western San Joaquin Valley. T. Franklin Twisselmann residence, Choice Valley 640 Comment
  OBI31462  Yabea microcarpa Joy Nishida, Robert Allen 1982-4-10 254 San Luis Obispo American Cyn. Near stream in Amer Cyn campground 524 Comment
  OBI31228  Zeltnera davyi Julie M. Vanderwier 1978-5-28 56 San Luis Obispo Indian Knob Tar Sands Comment
  UC1953269  Zeltnera davyi David Keil 2010-6-1 30816 San Luis Obispo La Panza Mountains. Red Hill Road, just south of junction with Highway 58. Comment
  OBI58146  Zeltnera exaltata David J. Keil 1998-8-24 28023 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  JEPS55660  Zigadenus brevibracteatus Marion Cave 1967-3-24 San Luis Obispo 18 road mi e Creston (on La Panza road) Comment



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