Search Results — 2000 specimen records retrieved (1151 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM307948  Abronia Lyman Benson 1963-5-5 16267 San Luis Obispo Oso Flaco Lake, sand dunes near Guadalupe. 8 Comment
  SFV1113  Abronia latifolia E. R. Blakley 1960-7-2 3510 San Luis Obispo Old sand dunes, 0.25 miles north of Oso Flaco Lake. 30 Comment
  HSC35442  Abronia maritima J. D. Ackerman, A. M. Montalvo 1975-6-25 514 San Luis Obispo Baywood Park, S end of Morro Bay, E end of Santa Ysabel Ave. near 16th St. Comment
Read comments
Aug 10 2013
  CAS-BOT-BC229569  Abronia maritima Alice Eastwood 1906-7-3 803 San Luis Obispo Adjacent to Santa Maria Comment
  SBBG1860  Abronia pogonantha C. B. Hardham 1959-4-14 4250 San Luis Obispo intersection Shell Crk Rd and Camatta Rd Comment
  LA211002  Abronia umbellata Mark A. Elvin; G. M. Greenwald 2013-8-9 7239 San Luis Obispo SANTA MARIA RIVER VALLEY, Guadalupe Dunes, Guandalupe-Nipomo Dunes National Wildlife Refuge, 4-Pond Valley, Colorado Pond, ca. 80 m from S. Refuge boundary. 55.0 Comment
  UC1073360  Abronia umbellata George B. Rossbach 1955-5-2 258 San Luis Obispo Oso Flaco Lake, nw side Oso Flaco Lake Comment
  UC1532795  Abronia umbellata Robert F. Thorne 1968-6-7 37755 San Luis Obispo between Oceano Guadalupe (Sand dunes w of Oso Flaco Lake); Oso Flaco Dunes 10 Comment
  OBI40995  Abronia umbellata var. umbellata David J. Keil, Eric A. Wise 1985-4-25 18555 San Luis Obispo On N side of Black Lake Cyn near Calif hwy 1 Comment
  OBI13076  Abutilon theophrasti Hans Wilgenburg 1977-8-11 8 San Luis Obispo Cal Poly campus Comment
  OBI22763  Acacia baileyana Jack M. Farrell 1955-2-21 80 San Luis Obispo Cal Poly Campus Comment
  OBI13407  Acacia decurrens Betty Hoover 1962-2-2 20 San Luis Obispo Cultivated Comment
  OBI20405  Acer macrophyllum Neil Havlik 1968-4-3 120 San Luis Obispo At upper end of Lopez Cyn rd Comment
  UCR140374  Acer negundo George K. Helmkamp 2004-3-19 8381 San Luis Obispo Central Coast, Arroyo Grande, along Traffic Way south of Grand Ave. at Arroyo Grande Creek 24 Comment
  CAS-BOT-BC28745  Achillea millefolium H. M. Pollard 1968-6-7 s.n. San Luis Obispo Near Jack Lake, west of Union Oil Refinery on Southern Pacific RR, south of Oceano Comment
  SBBG83150  Achillea millefolium C. F. Smith 1957-10-16 5644 San Luis Obispo Dune Lakes, S of Oceano Comment
  OBI40938  Achyrachaena mollis F. A. Lindholm 1971-4-8 133 San Luis Obispo 6 mi N of Cayucos 518 Comment
  JEPS114119  Acmispon americanus var. americanus J. Clark, M. Petroelje 1998-6-29 San Luis Obispo Camp San Luis Obispo. Training Area U, LTCA Plot 320. Comment
  OBI25499  Acmispon americanus var. americanus Unknown 1979-8-15 1337 San Luis Obispo Plants collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersections of Shell, Camtti, Navajo and San Juan Crks with state hwy 58 Comment
  OBI13216  Acmispon cytisoides Robert F. Hoover 1964-6-7 9003 San Luis Obispo Chris flood Crk Comment
  SBBG107963  Acmispon glaber C. B. Hardham 1959-2-25 4034 San Luis Obispo S end of Morro Bay Comment
  OBI78046  Acmispon heermannii var. orbicularis Melody Dickens 1980-5-30 28 San Luis Obispo Morro rock, Morro Bay Comment
  OBI27010  Acmispon junceus var. biolettii James Courtney 1980-12-20 20 San Luis Obispo Pennington Crk Bio Reserve Comment
  OBI31180  Acmispon junceus var. biolettii Julie M. Vanderwier 1978-5-18 68 San Luis Obispo Indian Knob Tar Sands Comment
  OBI13226  Acmispon junceus var. biolettii Robert F. Hoover 1947-3-2 6644 San Luis Obispo Carpenter Cyn, N of Arroyo Grande Comment
  OBI13062  Acmispon junceus var. junceus Robert F. Hoover 1964-10-3 9319 San Luis Obispo Mouth of Coon Crk Comment
  UCR250539  Acmispon maritimus var. brevivexillus Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7238 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, '4-pond Valley', Colorado Pond, c. 80 m from south refuge boundary 17 Comment
  SBBG118090  Acmispon strigosus E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 82 San Luis Obispo Cerro Romualdo, just E of water tower; Camp San Luis Obispo 150 Comment
  CAS-BOT-BC29237  Acourtia microcephala R. F. Hoover 1947-7-10 7288 San Luis Obispo Mesa 4 mi. west of Nipomo Comment
  CAS-BOT-BC29239  Acourtia microcephala R. F. Hoover 1946-6-29 6202 San Luis Obispo Between Paso Robles and Adelaida Comment
  OBI77265  Acourtia microcephala David J. Keil 1985-8-12 18945 San Luis Obispo Poly Cyn along rd near mouth of cyn [Cal Poly campus] 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
  CDA276  Acroptilon repens David J. Keil Sep 1988 s.n. San Luis Obispo Highway 41 between Morro Bay and Atascadero, ca. 3 road miles east of Morro Bay. 0 Comment
  CAS-BOT-BC29916  Acroptilon repens R. F. Hoover 1946-8-24 6330 San Luis Obispo Near Laguna, San Luis Valley Comment
  OBI10246  Adenostoma fasciculatum J. B. Carstens 1966-5-23 71 San Luis Obispo 2 mi from summit of Cuesta grade, hwy 101 and old Cuesta rd Comment
  OBI17708  Adenostoma fasciculatum Lynne Dee Althouse 1977-5-23 105 San Luis Obispo Wolfe's horse ranch near San Luis High School 160 Comment
  CAS-BOT-BC139894  Adenostoma sparsifolium Adolf Holm 1915-11-1 s.n. San Luis Obispo Garcia Comment
  OBI72249  Adiantum jordanii Anthony Baniaga, Theo Fitanides 2010-3-27 67 San Luis Obispo Tierra Redonda Mtn BLM ACEC 331 Comment
  OBI1091  Adiantum jordanii J. B. Carstens 1966-4-8 3 San Luis Obispo 2 miles north of Avila Beach Road on See Canyon Road Comment
  OBI1092  Adiantum jordanii F. Rush Mar-56 24 San Luis Obispo Comment
  RSA687725  Adiantum jordanii M. M. Miles 1883-05 1724 San Luis Obispo [no locality information provided] Comment
  OBI69462  Agoseris apargioides David J. Keil 2007-10-5 30485 San Luis Obispo Just south of former Cambria Air Force Station along Monte Cristo Place. 170 Comment
  OBI73108  Agoseris heterophylla David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28653 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  OBI17131  Agoseris heterophylla var. cryptopleura Robert F. Hoover 1967-4-8 10377 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  OBI47422  Agoseris heterophylla var. cryptopleura David J. Keil 1981-4-9 14293 San Luis Obispo 2.5 mi beyond Shell Crk along state hwy 58 Comment
  UC57431  Agoseris heterophylla var. cryptopleura J. H. Barber 1901-4-3 A 19 San Luis Obispo Paso Robles Comment
  OBI17120  Agoseris heterophylla var. heterophylla Robert F. Hoover 1948-3-30 6816 San Luis Obispo Summit between Middle and E branches of Huerhuero Crk Comment
  OBI59370  Agrostis exarata David J. Keil, with Jill Bushakra 2001-6-14 29553 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI66847  Agrostis exarata David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29608 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  RSA751810  Agrostis exarata David J. Keil 2001-6-14 29522 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Serpentenite parent material. 800 Comment
  OBI56991  Agrostis hooveri David J. Keil 1995-5-23 25201 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  SD249184  Allenrolfea occidentalis David Keil 1988-9-16 21130 San Luis Obispo Vicinity of intersection of CA 46 and CA 41 east of Cholame Flat valley area with salty soils. Comment
  SBBG57509  Allium R. Hoffmann 1930-4-19 San Luis Obispo Oceano Comment
  CAS-BOT-BC462356  Allium amplectens Clare B. Hardham 1960-4-16 5436 San Luis Obispo Delyanna Creek, Cypress Mt.; Santa Lucia Mountains 609 Comment
  OBI80205  Allium haematochiton David J. Keil, V. L. Holland 1989-5-1 s.n. San Luis Obispo Area proposed for golf course between Los Osos Valley Road and Prefumo Canyon. Comment
  SD60277  Allium haematochiton Ira L. Wiggins 1932-3-21 5834 San Luis Obispo Serpentine Hills, 2 miles east of San Luis Obispo. Comment
  RSA128077  Allium howellii var. howellii Clare B. Hardham 1958-4-28 3145 San Luis Obispo Carissa Plains. Comment
  UCR101023  Allium howellii var. howellii George K. Helmkamp, E. A. Helmkamp 1998-4-8 3226 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  CAS-BOT-BC470940  Allium howellii var. howellii David D. Keck; J. Clausen 1935-4-10 3158 San Luis Obispo 18 miles south of Soda Lake toward southern end of Carrizo Plain. 609 Comment
  SBBG108030  Allium lacunosum var. micranthum C. B. Hardham 1958-4-28 3074 San Luis Obispo 8.7 mi S of Simmler, W side of Carissa Plains Comment
  SBBG57507  Allium peninsulare F. Jackson 1929-4-24 San Luis Obispo Cuyama Valley, 18 mi from coast Comment
  UC1133819  Allium peninsulare var. peninsulare P. L. Johannsen 1937-5-4 1095 San Luis Obispo 7 mi nw Painted Rock Ranch (Plot 195); McKittrick Quadrangle Comment
  OBI45909  Allium peninsulare var. peninsulare David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19258 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd 838 Comment
  CAS-BOT-BC476700  Allium unifolium Clare B. Hardham 1960-4-21 5502 San Luis Obispo Santa Barbara Rd. Atascadero Comment
  OBI65758  Allophyllum divaricatum D. R. Miller 1995-5-16 595 -579 San Luis Obispo Pine Mt region; this strand is growing along road side on Main Ridge rd. near Bud and Linda's spring rd. junction (Dr's area); Pico Crk drainage 900 Comment
  OBI78627  Alnus rhombifolia Laura Gurrola, Shannon O'Hehir 2014-2-8 2 San Luis Obispo Laguna Open Space. 1200ft north of parking lot off Dalidio Dr. 50ft from north eastern side of lake. 40 Comment
  CAS-BOT-BC170155  Alnus rhombifolia W. R. Dudley 1899-10-29 s.n. San Luis Obispo Nacimiento River. Santa Lucia Mts. Comment
  OBI80779  Amaranthus blitoides David J. Keil 1992-10-19 23852 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI79811  Amaranthus blitoides D. R. Miller 2013-9-29 913 .1084 San Luis Obispo Paso Robles ally between 14th and 13th street at Pine Street, Plant growing along corner of building. 300 Comment
  RSA221656  Amaranthus palmeri E. C. Twisselmann 1970-9-14 17502 San Luis Obispo T. Franklin Twisselmann Ranchgrounds, Choice Valley 640 Comment
  OBI17110  Ambrosia chamissonis F. Rush August1957 s.n. San Luis Obispo S Morro Bay Comment
  SD39987  Ambrosia chamissonis Edith A. Purer 1931-8-6 2245 San Luis Obispo Oceano sand dunes Comment
  OBI5613  Ambrosia chamissonis Sharon Jochums 1974-5-18 203 San Luis Obispo Comment
  CAS-BOT-BC55573  Ambrosia psilostachya Clare B. Hardham 1957-9-12 2598 San Luis Obispo Creston Comment
  CDA21052  Amorpha californica var. californica G. F. Hrusa 1993-5-21 11056 San Luis Obispo South Coast Ranges; Big Falls Creek. s on W side of creek approx. 3/4 mi. upstream from confluence with Lopez Creek. Comment
  CAS-BOT-BC180591  Amorpha californica var. californica Alice Eastwood 1928-5-17 15147 San Luis Obispo Along old road to Pozo Comment
  RSA499912  Amsinckia douglasiana Paul C. Silva 1947-3-30 1206 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  OBI56285  Amsinckia furcata George Butterworth 1999-4-18 289 San Luis Obispo Carrizo Plain Natural Area. 1/4 mi N of Elkhorn Rd, .6 mi SE of Ecol. Reserve. T32S, R22E, S21, Seq 732 Comment
  RSA0091227  Amsinckia gloriosa Francia Chisaki, Peter M. Ray 1952-4-4 2194 San Luis Obispo At a pair of white posts where a small wash runs under road in galvanized iron pipe (0.1 mile from cattle guard), 0.9 mile on road east of La Panza (B.M.). Comment
  OBI28601  Amsinckia intermedia John Jackman & Julie Truesdale, Julie Truesdale 1980-1 3 San Luis Obispo MacGillivary Ranch, Adelaida. Near Adelaida Rd, N end of ranch Comment
  UC76155  Amsinckia intermedia R. E. Roadhouse 1905-4 174 San Luis Obispo Comment
  OBI20656  Amsinckia intermedia Mrs. R. W. Summers August1886 s.n. San Luis Obispo RR cut, San Luis Obispo Comment
  SEINET12519159  Amsinckia intermedia Alma L. Moldenke, Harold N. Moldenke 1976-1 30479 San Luis Obispo On raodbank in open oak woods near Creston on Route 41 Comment
  OBI75255  Amsinckia menziesii David J. Keil 2011-5-12 31010 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 354 Comment
  RSA17821  Amsinckia spectabilis C. B. Wolf 1929-4-15 3547 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  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
  POM203588  Amsinckia tessellata var. gloriosa I. L. Wiggins 1932-3-20 5794 San Luis Obispo Hillside at east end of Cholome Valley. Comment
  UC2027416  Amsinckia vernicosa Greg Wilvert 2005-4-16 253 San Luis Obispo Southeast Half of the Caliente Range. 1.9 km NW of Quail Spring Reservoir. Comment
  UC547753  Amsinckia vernicosa var. vernicosa David D. Keck and J. Clausen 1935-4-9 3107 San Luis Obispo 5 mi e Cholame (on road to Lost Hills, summit of Polonio Pass, s tip of Diablo Range); Diablo Range, Polonio Pass 579 Comment
  UC1927886  Anagallis arvensis David Keil, Tina Teed and Mariko Uchida 2001-6-15 29568 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  UCR158742  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 2005-4-17 9372 San Luis Obispo Central Coast, Corbett Canyon, 2.3 miles north of Calif. Hwy 227 in Arroyo Grande 81 Comment
  RSA0036657  Ancistrocarphus filagineus LeRoy Gross, Evan Meyer 2014-4-15 6225 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  OBI55300  Ancistrocarphus filagineus David J. Keil 1998-6-8 27703 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  OBI37340  Anemopsis californica Eric Wise 1981-5-14 310 San Luis Obispo Sweet Springs marsh. NW of 4th and Ramona, Los Osos Comment
  SBBG117851  Anthemis cotula M. Wetherwax, E. Painter, K. Downing 2002-5-8 SLO 249 San Luis Obispo near jct of Rd to Fort Merriam and rd on W side of K-1 range; Camp San Luis Obispo 100 Comment
  UCR160558  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 2005-6-7 9549 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  CDA11344  Antirrhinum kelloggii G. F. Hrusa 1995-4-16 12067 San Luis Obispo Ridge NW of Cuesta Pass. Approx. 1 m. NW of US 101. Comment
  SBBG2678  Antirrhinum multiflorum C. B. Hardham 1957-6-9 2091 San Luis Obispo Camp Natoma Comment
  OBI53025  Antirrhinum nuttallianum David J. Keil 1995-6-11 25341 -1 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI64170  Antirrhinum nuttallianum David J. Keil 2001-7-10 29640 San Luis Obispo Pismo Beach at Boosinger Park, vicinity of intersection of Lemoore and Wadsworth Comment
  OBI33823  Aphanes occidentalis David J. Keil 1980-3-8 13706 San Luis Obispo Lopez Cyn Rd, ca 4 mi from jctn with Pozo Rd Comment
  SBBG107241  Apiastrum angustifolium C. B. Hardham 1958-5-28 3434 San Luis Obispo intersection of north rd to Adelaida and Nacimiento Dam Rd Comment
  SD86679  Apium graveolens Helen V. Witham 1969-9-25 505 San Luis Obispo Montana de Oro State Park 2 Comment
  UCR131917  Apium graveolens George K. Helmkamp 2003-8-18 8090 San Luis Obispo Central Coast, Oceano; south side of Oceano Airport along an unnamed road 6 Comment
  OBI73458  Apocynum cannabinum David J. Keil 2010-6-3 30846 San Luis Obispo San Luis Obispo. Santa Rosa Street, east side along Stenner Creek between Murray Street and East Foothill Blvd. 73 Comment
  CDA39736  Apocynum cannabinum T. C. Fuller 1959-5-6 2447 San Luis Obispo Hidden Valley, East of Avila. 0 Comment
  POM366959  Aquilegia formosa var. truncata D. D. Keck 1932-5-11 1771 San Luis Obispo 3 miles W of Kings Mtn on road to Tunitas. 457 Comment
Read comments
Sep 21 2014
  OBI20495  Aralia californica Robert F. Hoover 1965-9-7 9535 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  SBBG124280  Arbutus menziesii D. Keil with V. L. Holland 2009-4-28 30596 San Luis Obispo hills just S of Arroyo Grande Crk arm of Lopez Reservoir, property located on Rock Falls Rd 210 Comment
  OBI12440  Arceuthobium campylopodum Robert F. Hoover 1946-9-22 6448 San Luis Obispo Cambria Comment
  UCR4587  Arceuthobium campylopodum Frank C. Vasek 1960-4-10 600410- 27 San Luis Obispo Coast Range, La Panza Public Campground on the Pozo Road, between Pozo and La Panza 671 Comment
  OBI14753  Arctostaphylos crustacea Robert F. Hoover 1963-5-4 8556 San Luis Obispo Upper Coon crk Comment
  OBI71453  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28230 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  CAS-BOT-BC25037  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top. Comment
  CAS-BOT-BC25039  Arctostaphylos cruzensis R. F. Hoover 1964-3-26 8656 San Luis Obispo Hill just S of Arroyo de la Cruz Comment
  CAS-BOT-BC25044  Arctostaphylos cruzensis Brandegee 1889-6-1 16 San Luis Obispo San Simeon Comment
  UC1276215  Arctostaphylos cruzensis R. F. Hoover 1959-4-3 8493 San Luis Obispo on State Hwy 1 1.8 mi n Arroyo de la Cruz (above site of former Washington School) Comment
  JEPS98878  Arctostaphylos cruzensis James Roof 1961-6-1 San Luis Obispo Los Osos bluffs Comment
  UCD50987  Arctostaphylos glandulosa T. M. Hendrix 1939-4-28 994 San Luis Obispo 0.4 mile northeast of Branch Mountian; Los Padres National Forest. 1066 Comment
  CAS-BOT-BC24805  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1946-10-26 6529 San Luis Obispo Summits above (se. of), Cuesta Pass. Comment
  RSA630658  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24339 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  CAS-BOT-BC23085  Arctostaphylos glandulosa subsp. glandulosa Clare B. Hardham 1956-11-7 1515 San Luis Obispo Santa Lucia Mts., Cypress Mt. north side 609 Comment
  OBI14717  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1946-9-22 6440 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  UC549416  Arctostaphylos glandulosa subsp. glandulosa J. E. Adams 1935-2-24 989 San Luis Obispo hills w Cuesta Pass Comment
  JEPS97119  Arctostaphylos glauca D. A. Young and F. L. Johnson 1992-6-16 ROB 22 San Luis Obispo 0.5 mi NE of Gate 11 (on Nacimento Road.) Comment
  RSA585888  Arctostaphylos glauca F. L. Johnson 1993-2-19 ROB- 0112 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  OBI14682  Arctostaphylos hearstiorum Robert F. Hoover 1959-4-3 8492 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on STate hwy 1, above site of former Washington School Comment
  UCD50855  Arctostaphylos hearstiorum Roman Gankin; W. R. Hildreth 1967-10-11 1117 San Luis Obispo Ridge north of Arroyo de los Chinos, 1/4 mile east of State Route 1, ca. 9 miles north of San Simeon. Comment
  UCD51485  Arctostaphylos hookeri R. F. Hoover 1964-3-26 8657 San Luis Obispo Hill south of Arroyo de la Cruz. Comment
  OBI66769  Arctostaphylos hookeri subsp. hearstiorum Austin P. Griffiths, G. F Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo At SW rim of Arroyo de la Cruz, E of hwy 1 Comment
  UCD51729  Arctostaphylos luciana Roman Gankin; W. R. Hildreth 1967-11-13 1184 San Luis Obispo Ca. 1 mile east of Cuesta Pass on Ridge Road. Comment
  UCR18563  Arctostaphylos morroensis George K. Helmkamp 1975-2-22 s.n. San Luis Obispo Central Coast, Baywood Park, end of 11th St. near bay 18 Comment
  CAS-BOT-BC39832  Arctostaphylos obispoensis R. F. Hoover 1957-8-28 8394 San Luis Obispo road to rocky Butte lookout, Santa Lucia Mts. above San Simeon. Comment
  UC1309690  Arctostaphylos obispoensis H. C. Lee 1936-4-25 577 San Luis Obispo 1 3/4 mi nne Slide Hill; Arroyo Grande Quadrangle 762 Comment
  CAS-BOT-BC39827  Arctostaphylos obispoensis Clare B. Hardham 1959-6-8 4777 San Luis Obispo Santa Lucia Mountains - Cypress Mt. Comment
  OBI80684  Arctostaphylos obispoensis D. R. Miller 2015-1-16 115 .1099 San Luis Obispo .2 miles north on Ridge Rd. from D.R. Miller ridge gate. 1073 Comment
  SD211592  Arctostaphylos obispoensis Barbara Ertter, D. Keil et al 1987-4-11 6834 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, circa 7 airmiles North of San Simeon, 2-3 miles from Highway 1; ridge on South side of arroyo 121 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
  SEINET11989036  Arctostaphylos obispoensis R. Gankin, Hildreth, W. R.; Myatt, R.; Hager, B.; King, T. 1969-1 1312 San Luis Obispo on Cuesta Ridge 5.3 mi W of Hwy 101 Comment
  UCD52915  Arctostaphylos obispoensis A. E. Wieslander 1935-2-18 8095 San Luis Obispo Burnett Camp, San Simeon. 152 Comment
  UCD52925  Arctostaphylos obispoensis Robert E. Preston 1999-2-26 1202 San Luis Obispo Cuesta Ridge, along TV Tower Rd. 731 Comment
  RSA633462  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27627 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  SBBG114649  Arctostaphylos pechoensis D. Wilken with E. Painter 2002-4-1 15886 San Luis Obispo See Cyn, ca. 1.3 map km SE of jct with Prefumo Cyn Rd at Coon Crk, ca. 0.9 air km SSE of head of See Cyn 250 Comment
  UCR134410  Arctostaphylos pechoensis George K. Helmkamp, E. A. Helmkamp 2001-4-29 6570 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
  HSC45320  Arctostaphylos pechoensis J. P. Smith 1978-1-28 9513 San Luis Obispo Cuesta Ridge East, on FS road just below the microwave relay tower Comment
  SEINET11984939  Arctostaphylos pechoensis Unknown 1965-1 467 San Luis Obispo ca 0.5 mi E of road, summit See Canyon Comment
  UCSB51773  Arctostaphylos pechoensis Fairfax, Jennifer 1977-2-14 San Luis Obispo See Canyon, along See Canyon Road Comment
  OBI56200  Arctostaphylos pilosula David J. Keil, Lynn Dee Oyler 1989-1 s.n. San Luis Obispo Squire Cyn, South of SLO Comment
  UC1334935  Arctostaphylos pilosula C. M. Belshaw 1936-3-21 1690 San Luis Obispo five mi s Porter Ranch (Plot #29); Nipomo Quadrangle 228 Comment
  CAS-BOT-BC44381  Arctostaphylos pilosula Walter Knight; Irja Knight; Elizabeth McClintock; Jacob Sigg 1981-3-11 4079 San Luis Obispo From Strybing Arboretum, Golden Gate Park, San Francisco, collection #78-152, via Univ. of Calif. Botanic Garden, Comment
  JEPS49497  Arctostaphylos pilosula A. E. Wieslander 1935-2-19 930 San Luis Obispo Miles Comment
  SEINET11987197  Arctostaphylos purissima W. Knight, Knight, I. 1981-1 3940 San Luis Obispo Tilden Botanic Garden, Berkeley, orig. from Los Osos Mesa not far from garbage dump Comment
  SBBG5505  Arctostaphylos rudis H. and M. Dearing 1937-8-8 3047 San Luis Obispo Nipomo Mesa Comment
  UC1276222  Arctostaphylos rudis R. F. Hoover 1948-2-8 7412 San Luis Obispo two mi (by road) w Nipomo Comment
  UC1392907  Arctostaphylos tomentosa subsp. crustacea R. F. Hoover 1969-2-2 11185 San Luis Obispo above Los Osos Comment
  UC549485  Arctostaphylos tomentosa subsp. crustacea J. E. Adams 1935-2-24 1000 San Luis Obispo head of canyon Pecho Hills, Davis Canyon Comment
  RSA43165  Arctostaphylos tomentosa subsp. tomentosiformis Robert F. Hoover 1946-11-16 6552 San Luis Obispo Upper Arroyo Grande at top of ridge opposite County Park. 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
  IRVC29363  Arenaria paludicola Mark A. Elvin, John Chesnut 2005-9-28 4579 San Luis Obispo Oso Flaco Lake; NW corner in "openning" on floating bog. Central Coastal 4 Comment
  CAS-BOT-BC137613  Aristida adscensionis Marcus E. Jones 1882-5-9 3245 San Luis Obispo San Luis Obispo. Comment
  OBI75057  Aristida adscensionis David J. Keil 1988-3-19 20404 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
  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
  IRVC19894  Artemisia californica J. Powell 1977-4-2 1297 San Luis Obispo Dunes at Oso Flaco Lake. Comment
  OBI4992  Artemisia californica F. Rush 1957-8-1 s.n. San Luis Obispo S. Morro Bay Comment
  OBI83455  Artemisia californica Drew Kenyon, Katie Felger, Meha Patel 2017-1-27 5 San Luis Obispo Irish Hills Natural Reserve, about a quarter mile from the trailhead along the east side of the Bog Thistle trail 125 Comment
  CAS-BOT-BC84824  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
  CAS-BOT-BC90616  Artemisia dracunculus D. E. Breedlove 1962-8-7 4096 San Luis Obispo near Oso Flaco Lake, 3 miles north of Guadalupe Comment
  CAS-BOT-BC90618  Artemisia dracunculus Ernest C. Twisselmann 1953-9-25 792 San Luis Obispo Palo Prieta Canyon, 6 miles south of Cholame, eastern San Luis Obispo County 518 Comment
  RSA201663  Artemisia tridentata subsp. parishii Robert F. Hoover 1946-10-13 6489 San Luis Obispo Cuyama River, at highway bridge just below Gypsum Canyon Comment
  RSA734397  Artemisia vulgaris var. heterophylla Keith E. Hoffmaster 1935-7-1 653 San Luis Obispo Near Arroyo Grande Comment
  OBI82425  Arthrocnemum subterminale David J. Keil, John Chesnut 2015-9-28 33417 San Luis Obispo Morro Bay State Park Marina 1 Comment
  UC1953182  Arthrocnemum subterminale David Keil 2009-5-1 30601 San Luis Obispo Morro Bay State Park. Eastern fringe of Morro Bay salt marsh along South Bay Blvd, opposite trailhead parking area (for old cement plant). Sea Level. Comment
  UC878979  Asclepias eriocarpa Ynez Whilton Winblad 1933-6-28 San Luis Obispo w Atascadero Comment
  OBI80852  Asclepias fascicularis David J. Keil 1992-1 22944 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  RSA401256  Asclepias fascicularis Lester Rowntree 1929-7-8 s.n. San Luis Obispo Near Paso Robles Comment
  UC23089  Asclepias vestita Jos. Burtt Davy May 1901 7567 San Luis Obispo Templeton 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
  UCD170179  Asphodelus fistulosus Richard R. Halse 2012-3-26 8439 San Luis Obispo San Luis Obispo County: Along State Hwy. 1 at the north edge of Cayucos, by exit 285. 29 Comment
  CAS-BOT-BC177490  Astragalus asymmetricus Clare B. Hardham 1959-5-20 4575 San Luis Obispo Intersection of Nacimiento Dam Road and road to Pleyto Comment
  CDA26613  Astragalus asymmetricus T. C. Fuller 1962-7-19 9256 San Luis Obispo Upper Gillis Canyon, ca. 8 air miles east of Shandon. 0 Comment
  UC1051395  Astragalus asymmetricus Helen K. Sharsmith 1954-6-7 4420 San Luis Obispo rolling hills 24.2 mi s Cholame (Cholame-Simmler Road, Temblor Range); Inner South Coast Ranges, Temblor Range, s of Cholame 365 Comment
  UCD104629  Astragalus asymmetricus T. C. Fuller 1962-7-19 9256 San Luis Obispo San Luis Obispo County: Upper Gillis Canyon, ca. 8 air mi. e. of Shandon. Comment
  SBBG109645  Astragalus curtipes C. B. Hardham 1958-2-13 2835 San Luis Obispo Cambria Comment
  CAS-BOT-BC177789  Astragalus curtipes Clare B. Hardham 1958-3-10 2886 San Luis Obispo Old Creek, Santa Rita Road Comment
  RSA121854  Astragalus curtipes B. Bolt 1936-2-19 583 San Luis Obispo 0.75 mile north of China Harbor. 30 Comment
  UC862636  Astragalus curtipes Lewis S. Rose 1936-3-19 36072 San Luis Obispo Morro Beach 15 Comment
  OBI65015  Astragalus didymocarpus Greg Wilvert 2005-4-6 174 San Luis Obispo SE half of the Caliente Range. Ridge between Horse Cyn and middle Cyn; 2.7 km S of Wells Spring 900 Comment
  SBBG81965  Astragalus douglasii C. F. Smith 1950-5-4 2765 San Luis Obispo Creston-Simmler Rd at Fernandez Crk Comment
  CAS-BOT-BC182890  Astragalus douglasii Clare B. Hardham 1956-7-23 1193 San Luis Obispo C.H. Montgomery Ranch, Willow Creek Comment
  CAS-BOT-BC182898  Astragalus douglasii Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9461 San Luis Obispo 1/2 mile east of La Panza on State Highway #178 Comment
  CAS-BOT-BC182906  Astragalus douglasii Ernest C. Twisselmann 1954-4-29 1119 San Luis Obispo Summit of Palo Prieta Pass 640 Comment
  CAS-BOT-BC182914  Astragalus douglasii R. C. Barneby 1954-5-2 11266 San Luis Obispo N.-E. of San Miguel 198 Comment
  POM264987  Astragalus douglasii I. L. Wiggins 1929-5-24 3760 San Luis Obispo 1.5 miles east of Templeton Comment
  SEINET10776489  Astragalus douglasii Lewis S. Rose 1940-5-12 Rose 40355 San Luis Obispo Cholame. 335 Comment
  OBI13360  Astragalus douglasii var. douglasii Robert F. Hoover 1948-4-12 7437 San Luis Obispo Cottonwood Pass (foothills on W side of) Comment
  SBBG125788  Astragalus douglasii var. douglasii T. Fitanides with A. Baniaga 2010-4-23 145 San Luis Obispo Tierra Redonda Mtn 579 Comment
  UC1128774  Astragalus douglasii var. douglasii T. M. Hendrix 1937-4-26 96 San Luis Obispo 3.6 mi ne Highland School; Pozo Quad., ne of Highland School 457 Comment
  UC168855  Astragalus gambelianus Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  UC73183  Astragalus gambelianus Rev. R. W. Summers 1886-3-24 204 San Luis Obispo San Luis Obispo Comment
  OBI13336  Astragalus lentiginosus var. idriensis Robert F. Hoover 1950-4-2 7810 San Luis Obispo Summit on McKittrick-Simmler rd Comment
  OBI60101  Astragalus lentiginosus var. nigricalycis G. F. Hrusa, O. Pollak, R. Reiner (TNC), J. Willoughby (BLM) 1997-3-12 13639 San Luis Obispo Carrizo Plain. On flats near summit of dry hill = 1/4 m E of Washburn Ranch adj to Ranch access Rd. Quad: Painted Rock 7.5 630 Comment
  RSA212018  Astragalus macrodon E. C. Twisselmann 1969-4-14 15113 San Luis Obispo La Panza Range: Shell Creek (near the quail guzzler) 419 Comment
  LA205396  Astragalus macrodon Roxana S. Ferris; 1939-5-23 9756 San Luis Obispo ca. 4 mi. E of Templeton in the higher foothills 426 Comment
  SEINET948577  Astragalus menziesii Roxana S. Ferris, R. Bacigalupi 1946-1 11115 San Luis Obispo Bluffs above ocean, Cambria. Comment
  RSA43248  Astragalus nuttallii Robert F. Hoover 1947-3-8 6660 San Luis Obispo Near Piedras Blancas Point Comment
  SD43599  Astragalus nuttallii Darley F. Howe 1948-5-17 1809 San Luis Obispo Coast. Comment
  CAS-BOT-BC186518  Astragalus nuttallii var. nuttallii David D. Keck 1933-5-4 2181 San Luis Obispo Cambria Comment
  CAS-BOT-BC186534  Astragalus nuttallii var. nuttallii R. F. Hoover 1964-8-14 9278 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC186532  Astragalus nuttallii var. nuttallii J. M. Tucker; Roman Gankin 1963-4-10 3670 San Luis Obispo Ca. 7 miles from Morro Bay, U.S. Highway 466 Comment
  CAS-BOT-BC94563  Astragalus oxyphysus R. C. Wenk 2007-4-8 598 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge, along trail to peak 1280 Comment
  CAS-BOT-BC194243  Astragalus oxyphysus Ernest C. Twisselmann 1963-4-24 8100 San Luis Obispo Highway U.S. 466, 1.25 mile west of Cholame - Temblor Range and the Western San Joaquin Valley 365 Comment
  LA105499  Astragalus trichopodus var. lonchus Barry A. Prigge; 1989-4-19 8626 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1 106 Comment
  SBBG3148  Astragalus trichopodus var. phoxus C. B. Hardham 1958-5-10 1953 San Luis Obispo Willow Crk near Mennonite Church Comment
  UC1296379  Athyrium filix-femina var. cyclosorum R. F. Hoover 1947-7-26 7327 San Luis Obispo just n of Peidras Blancas Point (at head of small ravine ca. 1/2 mi from ocean) Comment
  OBI55385  Athysanus pusillus David J. Keil, with Kathleen A. Keil 1997-3-8 26081 San Luis Obispo La Panza Mts. Along Red Hill Road 1 mile from Highway 58. Comment
  RSA14171  Athysanus pusillus Roxana S. Ferris 1935-3-29 9081 San Luis Obispo 7 miles E of Pozo on the Santa Maria- McKittrick road. Comment
  CDA17624  Atriplex californica Austin Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay Sandspit, midspit. Comment
  UC1953282  Atriplex coronata David Keil 2010-6-1 30837 San Luis Obispo Carrizo plain. South of Belmont Trail, east of where drainage crosses road between Delray Road an Cochise Road. Comment
  UCR118349  Atriplex coulteri George K. Helmkamp, E. A. Helmkamp 2000-9-1 5949 San Luis Obispo Los Osos, c. 0.5 miles NW of Hazard Cyn., between Howard St. and sand dunes 6 Comment
  CAS-BOT-BC176578  Atriplex polycarpa R. F. Hoover 1952-11-2 8281 San Luis Obispo Southern part of Carrizo Plain, at north base of Caliente Mt. Comment
  OBI17284  Atriplex polycarpa Robert F. Hoover 1952-11-2 8281 San Luis Obispo S part of Carrizo Plain, at N base of Caliente Mt Comment
Read comments
Jul 20 2013
  OBI6174  Atriplex prostrata D. Waive Stager 1972-9-11 54 San Luis Obispo Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  CAS-BOT-BC180898  Atriplex serenana var. serenana R. F. Hoover 1966-7-12 9891 San Luis Obispo Wellsona Crossing, between Paso Robles and San Miguel Comment
  OBI44937  Atriplex serenana var. serenana David J. Keil 1984-7-20 18317 San Luis Obispo Just N of Santa maria River along hwy 1 Comment
  SEINET4136186  Atriplex spinifera David Keil, Kathleen Keil 2005-5-8 30371 San Luis Obispo Caliente Mountain. West side on road down from ridge in oil field area.; 0 Comment
  RSA43051  Atriplex watsonii Robert F. Hoover 1947-9-21 6429 San Luis Obispo East shore of Morro Bay, S of mouth of Chorro Creek. Comment
  OBI38217  Baccharis glutinosa Eric Wise 1981-5-14 315 San Luis Obispo Sweet Springs Marsh. NW of 4th and Ramona, Los Osos Comment
  UC771710  Baccharis glutinosa R. F. Hoover 1946-10-27 6542 San Luis Obispo opposite Pioneer Grove (Cuyama River); Cuyama River Comment
  UCR131919  Baccharis glutinosa George K. Helmkamp 2003-9-8 8127 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  OBI53889  Baccharis pilularis Arthur W. Hazebrook 1992-10-25 156 San Luis Obispo Nipomo Dunes complex, Big coreopsis HIll, base of HIll along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  UC1321227  Baccharis pilularis R. F. Hoover 1966-9-13 10003 San Luis Obispo Ragged Point Comment
  UCR200321  Baccharis pilularis Steve Boyd 2007-2-17 11717 San Luis Obispo Coast Ranges, La Panza Range, Los Padres National Forest along Pozo Road c. 2 mi east of Pozo Summit, in Mariana Creek drainage 671 Comment
  OBI31050  Baccharis pilularis var. consanguinea Julie M. Vanderwier 1978-10-26 88 San Luis Obispo Indian Knob Tar Sands Comment
  OBI4194  Baccharis pilularis var. consanguinea Robert F. Hoover 1966-9-12 9989 San Luis Obispo Just N of Santa Maria River near Santa Maria Comment
  OBI31334  Baccharis salicifolia Joy Nishida, Robert Allen 1982-4-10 208 San Luis Obispo American Canyon Campground near stream. 524 Comment
  UCR146976  Baccharis salicifolia George K. Helmkamp, E. A. Helmkamp 2004-10-8 8859 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness area, 0.9 mi east of Lopez Lake entrance then 3.3 mi N along Upper Lopez Cyn Rd. 166 Comment
  OBI38227  Baccharis salicifolia Eric Wise 1981-6-7 459 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama. Comment
  UC54027  Baccharis salicifolia subsp. salicifolia Rev. R. W. Summers 1888-6-8 San Luis Obispo Creekside Comment
  OBI82505  Barbarea orthoceras David J. Keil, with Kathleen Keil 2016-6-26 33276 San Luis Obispo Santa Rita Road west of Templeton 275 Comment
  CDA43305  Barbarea verna David J. Keil 2001-1-22 29062 San Luis Obispo Prefumo Caynyon, San Luis Range; Ca. 3 miles from junction with Los Osos Valley Road along Prefumo Canyon Road. 0 Comment
  OBI65275  Bellardia viscosa D. R. Miller, Elizabeth Appel 2005-4-23 405 .79 San Luis Obispo Pine Mt Region. Along E side of hwy 1 on Hearst ranch fence edge, S of San Simeon Point (at ranch access rd edge) Comment
  OBI70845  Bellis perennis David J. Keil 2000-3-8 28438 San Luis Obispo Arroyo Grande. At the swinging bridge over Arroyo Grande Crk Comment
  HSC91728  Berberis pinnata Susan H. Bicknell 1989-6-11 San Luis Obispo Montana de Oro, MDO 39 Comment
  RSA139969  Berberis pinnata Clare B. Hardham, Mrs Louise Squibb 1960-03 6596 San Luis Obispo Santa Lucia Mountains, radar station, Cambria. Comment
  CAS-BOT-BC127809  Blepharizonia laxa Lewis S. Rose 1936-10-12 36737 San Luis Obispo Cholame 457 Comment
  RSA0027872  Blepharizonia laxa Greg Wilvert 2005-8-6 509 San Luis Obispo Southeast half of the Caliente Range: 0.8km NE of Wells Spring. 863 Comment
  UC1321229  Blepharizonia laxa R. F. Hoover 1966-10-8 10149 San Luis Obispo pass at se end of Carrizo Plain Comment
  SBBG28590  Bloomeria crocea var. aurea E. C. Twisselmann 1967-6-11 13309 San Luis Obispo just E of the Dorothy Twisselmann Ranch 685 Comment
  CAS-BOT-BC478917  Bloomeria crocea var. crocea Ernest C. Twisselmann 1963-6-9 8387 San Luis Obispo Hills at the summit of Palo Prieta Canyon 678 Comment
  UCSB70427  Bloomeria crocea var. crocea H., B.; N., C. 1989-5-13 San Luis Obispo Below Cuesta tunnel Comment
  OBI21267  Bloomeria humilis Robert F. Hoover 1951-6-15 8060 San Luis Obispo Mouth of Arroyo de la Cruz Comment
  OBI5046  Bolboschoenus maritimus subsp. paludosus Robert J. Rodin 1956-5-20 6066 San Luis Obispo At S end of Morro Bay Comment
  OBI51369  Bolboschoenus maritimus subsp. paludosus Jan Barber 1993-7-3 30 San Luis Obispo San Simeon State Park. On N bank of San Simeon Crk just W of park rd bridge Comment
  OBI77980  Bolboschoenus robustus D. R. Miller, E. A. Appel 2012-10-21 1012 .103 San Luis Obispo In eroded gulch bottom, near end of Windsor Dr on the Fiscalini Ranch Preserve, Cambria 18 Comment
  OBI72774  Bowlesia incana D. R. Miller 2010-4-22 410 .907 San Luis Obispo Rocky Butte/Pine Mt Region. On flats, between 1st wash and 2nd going N at Flats jctn rd 366 Comment
  OBI22470  Brachypodium distachyon R. F. Hoover 1954-5-20 8348 San Luis Obispo At 330 Chaplin Ln Comment
  SEINET14395438  Brachypodium distachyon D. Keil 1980-1 San Luis Obispo Morro Bay. Near intersection of Main Street and ramp to Calif hwy 1 Comment
  RSA0042796  Brassica campestris W. M. Arbaugh 1968-3-10 233 San Luis Obispo Shell Beach. Comment
  UCR169230  Brassica kaber George K. Helmkamp, E. A. Helmkamp 2005-2-14 8907 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  OBI5512  Brassica rapa Sharon Jochums 1974-2-17 16 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI61050  Brickellia californica P. A. Holden 1968-9-28 575 San Luis Obispo 5 mi E of Santa Margarita Comment
  UCD57158  Briza maxima G. K. Helmkamp; E. A. Helmkamp 1998-5-19 3875 San Luis Obispo San Luis Obispo Co.: Santa Lucia Range. SW of Paso Robles along CA-46 at York Mtn. Rd. 396 Comment
  OBI35410  Briza minor Helen Jones 1982-8-7 45 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC484530  Brodiaea jolonensis Ernest C. Twisselmann 1954-4-30 1129 San Luis Obispo Palo Prieta Creek: near Palo Prieta Summit 579 Comment
  CAS-BOT-BC484538  Brodiaea jolonensis Alice Eastwood; John Thomas Howell 1938-6-15 5980 San Luis Obispo Near San Simeon Comment
  CAS-BOT-BC144272  Bromus arenarius Ernest C. Twisselmann 1954-4-16 1064 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 640 Comment
  CAS-BOT-BC144274  Bromus arenarius R. F. Hoover 1947-5-9 7135 San Luis Obispo Calf Canyon east of Santa Margarita. Comment
  OBI47502  Bromus arenarius David J. Keil, Rhonda Riggins 1984-4-26 18221 San Luis Obispo American Cyn Comment
  UC53636  Bromus arizonicus J. H. Barber 1899-4-28 San Luis Obispo Paso Robles Comment
  OBI22454  Bromus arizonicus Robert D. Page 1962-3-28 47 San Luis Obispo Intersection of Murray and Santa Rose Comment
  SEINET14397130  Bromus breviaristatus D. Keil, Kathryn Bay and Rich Ferguson 1984-1 18153 San Luis Obispo American Cyn in La Panza Mts Comment
  OBI75273  Bromus carinatus David J. Keil 2011-6-3 31043 San Luis Obispo South end of Morro Bay. East side of Shark Inlet 5 Comment
  SD71155  Bromus carinatus Eben McMillan 1953-5-8 147 San Luis Obispo 2 mi south and 8 mi E of Shandon; E. McMillan Ranch, Choice Valley; northern slopes Comment
  UCD57970  Bromus carinatus Beecher Crampton 1964-5-18 6994 San Luis Obispo San Luis Obispo County: Santa Margarita. Comment
  OBI30843  Bromus diandrus Julie M. Vanderweir 1979-4-20 143 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC155598  Bromus grandis R. F. Hoover 1964-6-12 9076 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  CDA17863  Bromus hordeaceus Austin Griffiths, Clare B. Hardham, Craig Cunningham 1987-6-26 18252 San Luis Obispo Pismo Dunes; Near Oso Flaco Lake edge at W end of first southerly area. 0 Comment
  OBI22432  Bromus hordeaceus Eben McMillan 1952-5-2 87 San Luis Obispo Choice Valley - 1 mi E, 8 mis S of Shandon Comment
  OBI75782  Bromus hordeaceus Al Lindholm 1967-4-23 185 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  OBI40082  Bromus hordeaceus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18645 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gate Comment
  CDA1840  Bromus madritensis subsp. rubens G. K. Helmkamp 2004-2-29 8317 San Luis Obispo Central Coast; Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi NW of Division St. Comment
  JEPS86549  Bromus madritensis subsp. rubens Roy E. Buck 1988-3-28 843 San Luis Obispo 28 air km ese of Atascadero (n end of La Panza Range, canyon of Shell Creek, just above (s of) Fernandez Creek confluence); La Panza Range 426 Comment
  OBI60861  Bromus madritensis subsp. rubens Larry E. Brown, David J. Keil, V. L. Holland, and LynneDee Oyler 1990-4-12 401 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UC1131194  Bromus madritensis subsp. rubens C. M. Belshaw 1936-3-18 1644 A San Luis Obispo 2.9 mi ssw of Adam's Ranch 274 Comment
  OBI22398  Bromus madritensis subsp. rubens Robert F. Hoover 1964-6-6 8956 San Luis Obispo Tassajera Peak, NW of Cuesta Pass Comment
  SEINET3922469  Bromus mollis W. A. Peterson 1937-4-27 755 San Luis Obispo Near streambed of Piletas Canyon.; 0 594 Comment
  SEINET238469 Image available Bromus rubens Mark Meredith 1984-2-6 43 San Luis Obispo Montana De Oro sand dunes next to Los Osos Valley Rd. and Pecho Rd. Comment
  UCD59632  Bromus rubens A. A. Beetle 1942-4-25 3233 San Luis Obispo San Luis Obispo Co.: Rt. 101, Arroyo Grande. Comment
  CAS-BOT-BC161768  Bromus rubens Clare B. Hardham 1958-5-28 3409 B San Luis Obispo Santa Lucia Mountains. Intersection Oak Flat Road and north road to Adelaida. Comment
  OBI32356  Bromus sitchensis David J. Keil 1982-5-8 15943 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini Ranch rd on dirt road leading onto slopes of Cypress Mtn Comment
  UCR132023  Bromus stamineus George K. Helmkamp 2003-10-8 8208 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
  OBI59066  Bromus sterilis David J. Keil 1998-4-14 26712 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
  CAS-BOT-BC36879  Cakile edentula var. edentula Alice Eastwood 1927-4-7 14249 San Luis Obispo San Luis Obispo. Morro. Comment
  CAS-BOT-BC36967  Cakile maritima var. maritima H. Bryan Reed 1941-8-1 s.n. San Luis Obispo Along beach between Pismo and Oceano. Comment
  CAS-BOT-BC36969  Cakile maritima var. maritima Ernest C. Twisselmann 1959-11-2 5896 San Luis Obispo Oceano Dunes west of Oso Flaco Lake. 6 Comment
  RSA660700  Cakile maritima var. maritima Austin P. Griffiths 1980-11-18 s.n. San Luis Obispo About 1/3 way between Grover City and Oceano ramps, mainly along northern high transect dune systems. 15 Comment
  POM313184  Calamagrostis nutkaensis Malcolm A. Nobs, S. Galen Smith 1949-6-23 857 San Luis Obispo Bog near Highway 1, ca. 4 miles south of Arroyo Grande Comment
  OBI22359  Calamagrostis rubescens Robert F. Hoover 1950-6-20 7991 San Luis Obispo 7 mi W of Templeton on road to Cambria Comment
  UCD100143  Calandrinia ciliata A. S. Albert 1932-3-1 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  UCR140109  Calandrinia ciliata George K. Helmkamp 2004-2-7 8258 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd., just east of Mesa View Dr. 76 Comment
  OBI80848  Calandrinia menziesii David J. Keil 2015-2-14 32621 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  SBBG112688  Calandrinia menziesii C. B. Hardham 1958-2-15 1816 San Luis Obispo Cambria Cemetery Comment
  OBI20349  Calendula officinalis Gary Kuruma 1971-5-10 1 San Luis Obispo Cal Poly campus between Architecture and Computer Sci bldgs 91 Comment
  OBI69487  Calendula officinalis Michael Curto 2008-2-28 s.n. San Luis Obispo Leaning Pine Arboretum, Cal Poly State Univ, San Luis Obispo Comment
  SDSU11942  Calochortus albus Johnson 1935-6-1 San Luis Obispo Paso Robles Comment
  RSA0066351  Calochortus catalinae Marcus E. Jones 1934-4-5 s.n. San Luis Obispo Pismo Beach. Comment
  CAS-BOT-BC132363  Calochortus clavatus R. F. Hoover 1965-6-14 9422 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz Comment
  SBBG18195  Calochortus luteus C. B. Hardham 1960-6-17 6297 San Luis Obispo Cambria Comment
  POM153262  Calochortus obispoensis C. L. Hitchcock 1928-6-3 5 San Luis Obispo Between San Luis Obispo and Pismo 274 Comment
  UCSB57248  Calochortus obispoensis Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo Directly southwest 1/8 mile from junction of Reservoir Canyon and Hampton Canyon riverbeds, up steep north-facing slope, just north of San Luis Obispo off Hwy. 101 335 Comment
  RSA0040006  Calochortus simulans LeRoy Gross, Marcel Beffort 2014-5-14 6459 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  CAS-BOT-BC132511  Calochortus simulans R. F. Hoover 1956-5-18 8375 San Luis Obispo Rocky Canyon between Atascadero and Creston Comment
  UC337920 Image available Calochortus venustus unknown Jun 1887 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC496847  Calochortus venustus Mrs. R. W. Summers 1882-6-10 844 San Luis Obispo San Luis + O'sos Valleys Comment
  OBI49781  Calycadenia truncata D. R. Miller 1989-8-17 889 -1 San Luis Obispo Pine Mt, E slope, along water trl from Geo's pond 610 Comment
  UC2027132  Calyptridium monandrum Greg Wilvert 2005-4-2 106 San Luis Obispo Southeast Half of Caliente Range: 4 km W of Caliente Mountain Comment
  CAS-BOT-BC221403  Calystegia longipes Ernest C. Twisselmann 1955-7-22 2272 San Luis Obispo La Panza Range. Upper Toro Canyon 728 Comment
  CAS-BOT-BC221388  Calystegia macrostegia subsp. cyclostegia Rev. R. W. Summers 1887-5-27 600 San Luis Obispo Unspecified Comment
  OBI25904  Calystegia macrostegia subsp. cyclostegia Eric Lamers 1981-3-2 23 San Luis Obispo Montana deo Oro Comment
  OBI32956  Calystegia macrostegia subsp. cyclostegia David J. Keil 1983-5-22 17071 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI37896  Calystegia macrostegia subsp. cyclostegia David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18655 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
  OBI5223  Calystegia macrostegia subsp. cyclostegia Mike Wemp 1972-3-29 30 San Luis Obispo 1/2 mi NW of Montana de Oro State Park campground 61 Comment
  OBI57540  Calystegia macrostegia subsp. cyclostegia David J. Keil 1998-3-27 26430 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  SEINET13752173 Image available Calystegia macrostegia subsp. cyclostegia Richard R. Halse 2015-1 9346 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  UC1123615  Calystegia macrostegia subsp. cyclostegia H. C. Lee 1936-3-19 590 San Luis Obispo 2 mi n Miles; Arroyo Grande Quad., n of Miles Comment
  CAS-BOT-BC221368  Calystegia macrostegia subsp. cyclostegia Mrs. H. C. Cantelow 1937-4-1 2065 San Luis Obispo N.E. of Cayucos Comment
  RSA122813  Calystegia macrostegia subsp. cyclostegia C. M. Belshaw 1936-3-17 1631 San Luis Obispo 1.8 miles N.N.W. of Nipomo. 160 Comment
  OBI55179  Calystegia malacophylla Greg Frugoli 1997-4-15 38 San Luis Obispo 0.3 mi S of hwy 58 on Red Hill rd; Los Padres NF hwy 58 burn area 597 Comment
  OBI59651  Calystegia purpurata subsp. purpurata David J. Keil 1999-10-24 28396 San Luis Obispo Lopez Canyon Road Comment
  CAS-BOT-BC224356  Calystegia subacaulis subsp. episcopalis R. K. Brummitt; D. J. Keil 1998-5-9 19805 San Luis Obispo E edge of San Luis Obispo city, above end of Lizzie Street; hillside by La Laloma Adobe 100 Comment
  OBI76707  Calystegia subacaulis subsp. episcopalis David J. Keil, LynneDee Althouse 2002-5-2 29843 San Luis Obispo Santa Margarita Ranch, in lower foothills on the E side of the Santa Lucia Mts Comment
  SEINET7073184  Camissonia boothii subsp. decorticans A. G. Vestal 1963-4-19 s.n. San Luis Obispo On a steep bank. Polo Priesto Valley [Palo Priesto Canyon] east of Mucho Spring. About 3.6 miles southeast of Route 466 [46 and 41] on Palo Priesto-Cholams Road. UTM Zone 10, 748513mE, 3952711mN. Coordinate datum: NAD27. Comment
  OBI78319  Camissonia campestris subsp. campestris Craig Woods 1978-4-9 40 San Luis Obispo Carrizo Plain, 1/2 mi NW of Hurricane Rd, along Sim soda lake rd 747 Comment
  CAS-BOT-BC32364  Camissonia campestris subsp. obispoensis Peter Hamilton Raven 1963-5-5 18301 San Luis Obispo 1.8 miles W of Bee Rock. Comment
  UC454568  Camissonia contorta I. J. Condit 1910-4-1 San Luis Obispo Navajo Creek San Luis Obispo, Alley Place Comment
  SJSU3356  Camissonia kernensis C. W. Sharsmith 1962-4-21 6840 San Luis Obispo lower reaches Recruit Canyon near Crocker Peak, Temblor Range Comment
  SEINET7063636  Camissonia kernensis subsp. gilmanii A. G. Vestal 1947-4-12 s.n. San Luis Obispo Southeast section of San Luis Obispo County in Garcia Mountains. UTM Zone 10, 755479mE, 3900802mN. (WGS84/NAD83). 549 Comment
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Dec 14 2019
  RSA144806  Camissonia micrantha E. G. Linsley, J. W. MacSwain 1959-4-28 59 -84 San Luis Obispo 3 miles east of Santa Margarita. Quarry Station. Comment
  OBI34399  Camissonia strigulosa David J. Keil, Kathy Jones 1982-4-4 15838 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI32649  Camissoniopsis David J. Keil 1982-5-2 15889 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt Rd Comment
  OBI35585  Camissoniopsis cheiranthifolia S. M. Inman 1983-5-25 33 San Luis Obispo Pecho Study Site, Los Osos1/2 mi S on Pecho Valley rd past jctn of Pecho Rd, rt on dirt road after 'deer' sign, to S of dirt road 49 Comment
  CAS-BOT-BC160523  Camissoniopsis hardhamiae R. W. Thorp 1962-5-2 62 -33 San Luis Obispo 4.5 miles northeast of Santa Margarita Comment
  UCSB40021  Camissoniopsis ignota Sauls, Mary 1978-5-13 San Luis Obispo 4.4 miles east of turnoff to Black Mountain Lookout, on graded road to Navajo Campground, Panza Mtn. range, Los Padres Natl. Forest 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
  OBI53543  Camissoniopsis micrantha Arthur W. Hazebrook 1991-4-19 19 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
  CAS-BOT-BC37654  Cardamine californica G. K. Helmkamp 1997-3-8 1450 San Luis Obispo Southeast of Los Osos. Swift Ranch, starting ca. 2 miles south of Los Osos Valley Road on Clark Valley Road. 107 Comment
  OBI15059  Cardamine californica R. Wunrow 1955-4-4 62 San Luis Obispo Poly Cyn, San Luis Obispo 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
  UCR223866  Cardamine oligosperma A. C. Sanders 2011-2-21 38719 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
  OBI19571  Cardionema ramosissimum Robert F. Hoover 1947-5-23 7181 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  CAS-BOT-BC384839  Cardionema ramosissimum Ernest C. Twisselmann 1959-5-23 5270 San Luis Obispo Pecho Hills, just north of the mouth of Hazard Canyon 45 Comment
  SBBG18291  Carduus tenuiflorus C. B. Hardham 1961-5-17 7066 San Luis Obispo ca. 1 mi NW of Ocean View Mine, N of Cambria Comment
  SBBG109429  Carex C. B. Hardham 1962-4-24 9069 San Luis Obispo SE side of pass between Toro Crk and Morro Crk on the Toro Crk Rd Comment
  OBI34404  Carex barbarae David J. Keil, Kathy Jones 1982-4-4 15815 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI70784  Carex barbarae D. R. Miller 2009-4-15 409 .873 San Luis Obispo Pine Mt Region. On central Tobacco flats 600 Comment
  UC1153403  Carex globosa R. F. Hoover 1964-5-15 8887 San Luis Obispo s San Carpoforo Creek; Pine Top Mt. Comment
  CAS-BOT-BC20400  Carex globosa R. F. Hoover 1946-6-23 6184 San Luis Obispo Summit at head of Carpenter Canyon, N of Arroyo Grande. Comment
  RSA140121  Carex globosa Clare B. Hardham 1960-4-2 5281 San Luis Obispo Black Mountain, Rte. 41. Santa Lucia Mountains. 579 Comment
  OBI51832  Carex harfordii D. R. Miller 1993-4-3 493 -C2 San Luis Obispo Pine Mt. Region. In front of main house, Cole ranch 732 Comment
  UC1873078  Carex harfordii David Keil, V. L. Holland 2003-4-29 30146 San Luis Obispo outskirts of San Luis Obispo on hillside above Los Osos Valley Road between Valle Vista Road and Diablo Drive. Comment
  OBI22646  Carex nudata Robert F. Hoover 1947-3-23 6720 San Luis Obispo Rinconada Mine, W of Pozo Comment
  OBI40980  Carex nudata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16029 San Luis Obispo Cypress mtn, E of Cambria in Santa Lucia Mts Comment
  OBI45093  Carex obispoensis David J. Keil, Jepson Herbarium Grp 1987-4-11 s.n. San Luis Obispo Vicintiy of Arroyo de la Cruz N of San Simeon Comment
  UC771691  Carex obispoensis R. F. Hoover 1946-6-2 6115 San Luis Obispo Riconada Mine, between Santa Margarita and Pozo. Comment
  CAS-BOT-BC146581  Carex obispoensis R. F. Hoover 1946-6-2 6115 San Luis Obispo Rinconada Mine, betw. Santa Margarita and Pozo Comment
  SEINET11436628  Carex obispoensis Unknown 1963-4-20 17610 San Luis Obispo Chaparral. at base of TV transmitter west of Cuesta Pass Comment
  OBI79680  Carex obnupta David J. Keil 2013-8-19 31898 -2 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  SBBG3152  Carex pansa C. F. Smith 1962-8-7 8049 San Luis Obispo dunes at mouth of Santa Maria River Comment
  CAS-BOT-BC117636  Carex serratodens Ira L. Wiggins 1929-5-21 3704 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  SBBG109317  Carex serratodens C. B. Hardham 1956-4-28 573 San Luis Obispo Paradise Valley, Atascadero Comment
  SBBG118004  Carpobrotus chilensis J. Olson 2002-4-10 San Luis Obispo rd cut on Kern Ave, ca. 0.05 mi NW of HW 1 underpass; Camp San Luis Obispo Comment
  OBI80965  Carpobrotus edulis Byron Barrientos, Liam Pestrella, Christian Parong 2015-4-26 1 San Luis Obispo Oceano Dunes 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
  OBI9699  Castilleja affinis Robert F. Hoover 1964-5-13 8840 San Luis Obispo Santa Rita Crk W of Templeton Comment
  SBBG6756  Castilleja affinis C. B. Hardham 1958-3-29 2961 San Luis Obispo head of Toro Crk Comment
  RSA518688  Castilleja affinis T. I. Chuang, L. R. Heckard 1970-6-18 6804 San Luis Obispo On road to Cambria Lodge, Cambria. Comment
  JEPS16166  Castilleja affinis subsp. affinis Rimo Bacigalupi with L. R. Heckard 1953-5-11 4112 San Luis Obispo just n summit of the La Cuesta Grade (along old U.S. Hwy 101 (former) two-lane road (not abandoned), w of the railroad grade); Santa Lucia Mtns. 457 Comment
  JEPS47408  Castilleja affinis subsp. affinis L. R. Heckard 1964-7-14 1406 San Luis Obispo just s San Carpoforo Creek canyon mouth (w of Calif Hwy 1) Comment
  JEPS60171  Castilleja affinis subsp. affinis L. R. Heckard 1969-4-17 2147 San Luis Obispo about 1.5 mi n Pismo Beach (along Pismo Beach-Edna road (Price Canyon)) Comment
  UC1011913  Castilleja affinis subsp. affinis F. W. and J. R. Pennell 1949-7-2 26815 San Luis Obispo 14 mi nw San Carpio (nw of San Simeon) Comment
  UC454829  Castilleja affinis subsp. affinis E. P. Unangst 1908-4-25 San Luis Obispo Davis Canyon Comment
  UCSB6005  Castilleja affinis subsp. affinis Newby, Ron 1959-4-11 San Luis Obispo About 16 miles N. of Morro Bay; 3 miles off hyway 1; on County road towards Cambria Pines 106 Comment
  CDA17614  Castilleja affinis var. contentiosa Austin Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Western head of Arroyo leading down into southern Morro Bay, just S of 4th major blowout with access path, Morro Bay Sandspit. Comment
  OBI31214  Castilleja attenuata Julie M. Vanderwier 1979-5-4 155 San Luis Obispo Indian Knob Tar Sands Comment
  OBI54181  Castilleja attenuata David J. Keil, Kathleen Keil 1995-4-15 24868 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI76637  Castilleja attenuata Jason Dart 2005-4-17 262 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
  OBI83606  Castilleja densiflora Michael Walgren, Bill Maslach 2016-4-9 536 San Luis Obispo Collected at a rocky outcrop in grassland in the foothills of the Santa Lucia Mountains between Arroyo de la Cruz and the northern county line, roughly 3.5 km inland from Highway 1. 130 Comment
  SEINET7042442  Castilleja densiflora A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  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
  OBI28868  Castilleja exserta Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 731 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna river crosses the rd Comment
  UC1063474  Castilleja exserta N. K. Carlson 1936-3-27 245 San Luis Obispo 4.8 mi ne Lopez Mt.; San Luis Obispo Quad. 381 Comment
  OBI53590  Castilleja exserta Arthur W. Hazebrook 1991-4-28 40 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  SBBG104916  Castilleja exserta subsp. exserta M. D. Proctor, E. A. Young 1993-3-18 ROB 229 San Luis Obispo 1 km S of Boy Scout Rd; Camp Roberts Comment
  UC1036933  Castilleja exserta subsp. exserta Rimo Bacigalupi 1950-5-13 3200 San Luis Obispo just s Oso Flaco Lake (dunes) Comment
  UCR160373  Castilleja exserta subsp. exserta George K. Helmkamp, E. A. Helmkamp 2005-6-7 9537 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  OBI77134  Castilleja plagiotoma Robert F. Hoover 1967-4-16 10480 San Luis Obispo Cyn in Temblor Range near N end of elkhorn Plain Comment
  JEPS57296  Castilleja subinclusa subsp. subinclusa L. R. Heckard 1968-5-15 1885 San Luis Obispo ne of Cholame (Cottonwood Pass, near the Kern County line); Cottonwood Pass Comment
  SBBG25298  Castilleja subinclusa subsp. subinclusa C. B. Hardham 1958-4-28 3141 San Luis Obispo between San Juan and Carissa Plains, W of Simmler, Paso Robles-Simmler Rd Comment
  JEPS29118  Castilleja subinclusa subsp. subinclusa D. E. Breedlove 1962-3-29 2083 San Luis Obispo 2.2 mi w Soda Lake, north edge (on Turkey Camp Well Road, w edge of Carrizo Plain); Carrizo Plain 685 Comment
  CAS-BOT-BC38256  Caulanthus anceps R. F. Hoover 1952-4-8 8074 San Luis Obispo La Panza district. Comment
  RSA756110  Caulanthus anceps David J. Keil, Kathleen Keil 2001-4-20 29360 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road about 10 miles north of junction with Highway 58. 671 Comment
  UC2026995  Caulanthus anceps Greg Wilvert 2005-3-24 26 San Luis Obispo Southeast Half of the Caliente Range. Approx. 2km N of Wells Canyon Comment
  POM273825  Caulanthus anceps Roxana S. Ferris 1935-3-21 s.n. San Luis Obispo 5 miles east of Cholame Comment
  RSA757900  Caulanthus anceps Amber Swanson, Julie Evens 2010-3-30 128 San Luis Obispo South of Chimineas Ranch off of Gilliam Springs Rd, 3 miles from Carrizo Cyn Rd from Chimineas Ranch. 637 Comment
  UC577102  Caulanthus coulteri var. lemmonii Alice Eastwood and John Thomas Howell 1935-3-25 2005 San Luis Obispo Cholame Comment
  OBI74426  Caulanthus lasiophyllus Theo Fitanides, Anthony Baniaga 2010-4-10 100 San Luis Obispo Tierra Redonda Mtn BLM ACEC 599 Comment
  SBBG93792  Caulanthus lasiophyllus S. A. Junak 1990-4-27 4227 San Luis Obispo N of USFS Rd 29511.3 at high voltage tower, ca. 5.9 mi W of US Hwy 101 and 0.3 mi N of NW boundary of the Botanic Area 701 Comment
  OBI28825  Caulanthus lasiophyllus Melissa Luckow, With CNPS 1981-4-18 674 San Luis Obispo Just N of Soda Lake Comment
  CDA17930  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18144 San Luis Obispo Montana de Oro State Park; 2 ft. mat on crest of 5th sandhill N of Spooner's Cove. 0 Comment
  CAS-BOT-BC48986  Ceanothus cuneatus Ira L. Wiggins 1932-3-20 5774 San Luis Obispo Hillside at West end of 11th Street, Paso Robles Comment
  CAS-BOT-BC48988  Ceanothus cuneatus D. E. Breedlove 1962-3-29 2031 San Luis Obispo 6.3 miles east of Santa Margarita, La Panza Range on main road to Carrizo Plain 411 Comment
  OBI28089  Ceanothus cuneatus Carrie Wilson, Allison Berry 1982-4-24 19 San Luis Obispo Approx 6.5 mi NW of Paso Robles on Ca rte G14. 1/2 mi inside entrance to Devil's Gorge campgd. On ridge above E shore of Lake Nacimiento Comment
  CAS-BOT-BC64464  Ceanothus cuneatus subsp. fascicularis R. F. Hoover 1947-1-26 6601 San Luis Obispo Osos Valley. Comment
  UC1201085  Ceanothus cuneatus var. cuneatus R. J. Rodin 1957-5-16 6144 San Luis Obispo South end of Morro Bay. Comment
  UC1392909  Ceanothus cuneatus var. cuneatus R. F. Hoover 1969-2-2 11187 San Luis Obispo above Los Osos Comment
  OBI69640  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18141 San Luis Obispo Montana de Oro state park; Dunes N of Spooner's cove. Just N of 4th sandhill Comment
  OBI10547  Ceanothus cuneatus var. ramulosus Robert F. Hoover 1958-3-26 8432 San Luis Obispo Ridge of Santa Lucia Mts NW of Cuesta pass Comment
  CAS-BOT-BC49123  Ceanothus cuneatus var. ramulosus Clare B. Hardham 1960-4-2 5275 San Luis Obispo Santa Lucia Mountains - Black Mountain - Cambria -Cayuen Rd. Rte 41 579 Comment
  UC55330  Ceanothus foliosus J. H. Barber 1900-3-30 1012 San Luis Obispo Santa Lucia Mts. Comment
  SBBG96772  Ceanothus foliosus var. medius D. A. Young, S. Junak, T. Ayers 1989-4-27 1952 San Luis Obispo 0.1 mi W of W end of Cuesta Ridge Botanical Area Comment
  CAS-BOT-BC64332  Ceanothus griseus R. F. Hoover 1967-2-18 10215 San Luis Obispo Diablo Canyon, San Luis Range. Comment
  UC455423  Ceanothus griseus I. J. Condit and H. B. Waters 1909-5-16 San Luis Obispo Cerro Alto Mountain Comment
  UC657904 Image available Ceanothus impressus H. E. McMinn 1936-3-6 4338 San Luis Obispo Nipomo Mesa Comment
  UC1276263  Ceanothus impressus R. F. Hoover 1948-2-8 7413 San Luis Obispo 4 mi W of Nipomo Comment
  POM180022  Ceanothus impressus var. nipomensis Lester Rowntree 1931-04 s.n. San Luis Obispo Nipomo mesa Comment
  UCR140107  Ceanothus impressus var. nipomensis George K. Helmkamp 2004-2-9 8265 San Luis Obispo Central Coast, Nipomo Mesa at the corner of Willow and Pomeroy Streets 61 Comment
  CAS-BOT-BC51480  Ceanothus oliganthus Beatrice F. Howitt 1972-6-12 2 San Luis Obispo near the Big Sur River on south end of the Molera Ranch from the houses. Now an addition to Big Sur Park Comment
  UC1071338  Ceanothus oliganthus var. sorediatus H. C. Lee 1936-5-26 631 San Luis Obispo 5.25 mi se Pozo; Santa Barbara National Forest, Pozo Quad. Comment
  UCD112336  Ceanothus oliganthus var. sorediatus R. S. Woglum 1941-4-26 2979 San Luis Obispo San Luis Obispo County: La Panza to Pozo. Comment
  CAS-BOT-BC50419  Ceanothus papillosus Ira L. Wiggins 1932-3-24 5849 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles Comment
  CAS-BOT-BC50420  Ceanothus papillosus R. F. Hoover 1963-5-4 8555 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  UCD170345  Ceanothus papillosus D. O. Burge; S. Ratay 2016-12-3 2204 San Luis Obispo San Luis Obispo County: Cerro Cabrillo area, N slope of ridge connecting Cerro Cabrillo to Hollister Peak. 130 Comment
  UC1281307  Ceanothus papillosus var. roweanus H. E. McMinn, Evelyn Maino 1931-4-5 94 San Luis Obispo Morro Road Comment
  UCR29873B  Ceanothus thyrsiflorus David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14441 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  OBI56683  Centaurea cyanus David J. Keil 1998-6-10 27761 San Luis Obispo Shell Creek area, 0.5 miles N from Hwy 58 along Shell Creek Rd. on east side of road. Comment
  OBI49891  Centaurea melitensis David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18145 San Luis Obispo American Cyn area in La Panza Mts Comment
  OBI51678  Centaurea solstitialis Ann Cochran 1986-7-26 39 San Luis Obispo T30S, R18E, sec 13 Comment
  CAS-BOT-BC279308  Centromadia pungens subsp. pungens James I. McMurphy 1916-8-15 s.n. San Luis Obispo Below Paso Robles Comment
  CAS-BOT-BC384878  Cerastium arvense R. F. Hoover 1947-4-2 6855 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  SBBG93788  Cerastium glomeratum S. A. Junak 1990-5-1 4255 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
  RSA139936  Cerastium glomeratum Clare B. Hardham 1960-4-3 5337 San Luis Obispo Cypress Mt.; Santa Lucia Mountains. Comment
  OBI10223  Cercocarpus betuloides Robert F. Hoover 1947-3-19 6685 San Luis Obispo Head of Carpenter Cyn N of Arroyo Grande, at top of burned over sandstone hill Comment
  CAS-BOT-BC135412  Cercocarpus betuloides var. betuloides R. F. Hoover 1950-6-5 7976 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  UC1127858  Cercocarpus betuloides var. betuloides R. St. John 1933-3-30 359 San Luis Obispo sw of Sapaque Valley 457 Comment
  UC1296064  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-4-15 8736 San Luis Obispo Ridge nw of Cuesta Pass Comment
Read comments
Nov 20 2007
  CAS-BOT-BC135406  Cercocarpus betuloides var. betuloides R. F. Hoover 1946-8-17 6296 San Luis Obispo Upper Arroyo Grande 5 mi. above County Park. Comment
  OBI10213  Cercocarpus montanus var. traskiae Robert F. Hoover 1964-4-15 8736 San Luis Obispo Ridge NW of Cuesta Pass 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
  UC185540  Chaenactis glabriuscula var. glabriuscula Katharine Brandegee San Luis Obispo Oceano Comment
  OBI16799  Chaenactis glabriuscula var. lanosa Robert F. Hoover 1967-3-28 10319 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI75504  Chaenactis glabriuscula var. lanosa Jenner Whitt 2003-4-14 54 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI22935  Chaenactis glabriuscula var. lanosa David J. Keil 1977-3-12 11953 San Luis Obispo S of Shandon, 5 mi N of jctn with State Rte 58 in game preserve area Comment
  OBI53516  Chaenactis glabriuscula var. lanosa Arthur W. Hazebrook 1992-5-2 108 San Luis Obispo Nipomo Dunes Complex Comment
  UC1285234  Chaenactis stevioides R. F. Hoover 1949-5-1 7639 San Luis Obispo summit of Cottonwood Pass Comment
  CAS-BOT-BC279733  Chaenactis xantiana R. F. Hoover 1952-5-25 8225 San Luis Obispo Caliente Mt. Comment
  OBI77380  Chaenactis xantiana Robert F. Hoover 1965-4-15 9343 San Luis Obispo Hill W of Shell Crk, S slope Comment
  UC1927713  Chamaesyce serpillifolia subsp. serpillifolia David Keil 2003-8-20 30281 San Luis Obispo Foothill Road near San Luis Obispo, halfway between O'Connor Way and Los Osos Valley Road at bidge over seasonal drainag Comment
  OBI76797  Chenopodium berlandieri var. sinuatum George Butterworth 2011-11-8 851 San Luis Obispo Chimineas. Garcia Farming 762 Comment
  OBI80476  Chenopodium californicum David J. Keil 2015-2-14 32600 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  UC1136362  Chenopodium hians T. M. Hendrix 1937-6-6 275 San Luis Obispo 1 1/2 mi nw New District School; Pozo Quadrangle Comment
  OBI40663  Chenopodium littoreum David J. Keil 1985-6-9 18790 San Luis Obispo Los Osos/Baywood Park area, on N side of Luis Ave, just E of South Bay blvd Comment
  RSA760937  Chenopodium macrospermum var. halophilum R. F. Thorne, P. Everett 1962-10-3 31428 San Luis Obispo Ditch near Oso Flaco Lake 8 Comment
  UCD98295  Chenopodium missouriense Ernest C. Twisselmann 1960-8-22 5998 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of the county. 670 Comment
  CDA13765  Chenopodium multifidum G. F. Hrusa, D. Ragan 1997-11-21 14130 San Luis Obispo Weed in residental garden, 625 Jameson Ct. on Nipomo Mesa. Substrate Pleistocene sand dune. Plant sprawling 1 meter wide, appears perennial. 91 Comment
  SEINET9001796  Chenopodium murale R. R. Halse 2015-1 9365 San Luis Obispo W end of the Santa Maria Valley, at the end of Oso Flaco Lake Road, ca 5 air miles S of Oceano. 3 Comment
  RSA201723  Chenopodium murale Robert F. Hoover 1948-5-14 7524 San Luis Obispo South of mouth of Isley Creek, on ocean bluff. Comment
  UCR132545  Chenopodium strictum George K. Helmkamp 2003-8-18 8094 San Luis Obispo Central Coast, S of Arroyo Grande; along Mesa View Dr., 0.4 mi south of the junction of Cienaga and Valley View Rd. 30 Comment
  OBI28877  Chloris gayana David J. Keil 1982-9-3 16310 San Luis Obispo Campus of Calif Polytechnic State Univ next to Math-Home Ec Bldg Comment
  OBI79888  Chlorogalum pomeridianum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31623 San Luis Obispo Avenales Ranch, south of Pozo. South of ranch headquarters on steep side road leading westward from Avenales Ranch Road (Forest Route 31S02) 540 Comment
  OBI27371  Chondrilla juncea Robert L. Allen Jan-82 A 500 San Luis Obispo San Luis Obispo, near interx of Madonna and Los Osos Valley rds. In backyard of private residence at 1351 Royal Way #13 Comment
  CAS-BOT-BC178946  Chorizanthe angustifolia Ira L. Wiggins 1929-4-15 3553 San Luis Obispo slopes not to far from ocean between Guadalupe and Oceano Comment
  SBBG30918  Chorizanthe angustifolia R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  SBBG61725  Chorizanthe angustifolia R. Hoffmann 1930-5-30 San Luis Obispo Gun Club, Oceano Comment
  UC1321235  Chorizanthe angustifolia R. F. Hoover 1966-5-15 9855 San Luis Obispo Jack Lake Comment
  OBI35590  Chorizanthe angustifolia S. M. Inman 1983-4-25 20 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  RSA630354  Chorizanthe angustifolia R. E. Riefner 1999-8-11 99 -358 San Luis Obispo Montana de Oro State Park. Comment
  UC338247  Chorizanthe angustifolia J. G. Lemmon 1887-1 4598 San Luis Obispo Comment
  CAS-BOT-BC191793  Chorizanthe breweri R. F. Hoover 1946-6-15 6144 San Luis Obispo Reservoir Canyon Comment
  CDA11641  Chorizanthe breweri G. F. Hrusa, T. D. Wilfred 1995-6-19 12341 San Luis Obispo Santa Lucia Mountains; in Cuesta Ridge Botanical Area. Comment
  SBBG117977  Chorizanthe breweri E. Painter, M. Wetherwax 1999-7-13 SLO 8 San Luis Obispo above Whiskey Springs; Camp San Luis Obispo 440 Comment
  UCR20154  Chorizanthe breweri T. P. Krantz 1979-5-29 s.n. San Luis Obispo Coast Range, Eagle Ranch Land Exchange. SW slope of Eagle Peak, just south of exchange parcel #3, on Eagle Ranch Lands 640 Comment
  UCR245443  Chorizanthe breweri Elizabeth A. Kempton, James L. Reveal 2008-5-10 559 San Luis Obispo Northeast of Laguna Lake, designated open area, property of Madonna Inn(?) 72 Comment
  CAS-BOT-BC191785  Chorizanthe breweri Mrs. R. W. Summers 1893-6-1 s.n. San Luis Obispo Valley near Sea Comment
  RSA142433  Chorizanthe breweri Clare B. Hardham 1960-6-3 5989 San Luis Obispo Between San Luis Obispo and Santa Margarita 610 Comment
  OBI11234  Chorizanthe diffusa Robert F. Hoover 1964-7-11 9184 San Luis Obispo 3 mi NW of Nipomo Comment
  UCD99709  Chorizanthe douglasii Beecher Crampton 1964-5-18 6978 San Luis Obispo San Luis Obispo County: 4.2 miles n.e. Santa Margarita. Comment
  UCR50426  Chorizanthe douglasii G. R. Ballmer 1988-4-3 s.n. San Luis Obispo Beside Hwy 58, 40.8 mi west of McKittrick 471 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-BC191241  Chorizanthe douglasii R. F. Hoover 1967-6-4 10620 San Luis Obispo Moreno Creek near Salinas River E of Santa Margarita Comment
  UC1136021  Chorizanthe membranacea C. A. Graham 1939-5-12 561 San Luis Obispo 3 mi nne Joughin Ranch; Branch Mountain Quad., Los Padres National Forest Comment
  UCR42637  Chorizanthe membranacea David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18633 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  RSA781280  Chorizanthe obovata Elizabeth A. Kempton, J. Reveal 2008-5-10 558 San Luis Obispo Junction of Indian Knob and Squire Canyon Roads 172 Comment
  CAS-BOT-BC252719  Chorizanthe obovata James L. Reveal; C. Rose Broome 1987-6-20 6498 San Luis Obispo Price Canyon, Shell Oil Company oil fields west of Price Canyon Road, 0.5 mile north of Ormonde Road and 1.2 mile south of Edna, about 3 airline miles north of Pismo Beach 91 Comment
  NY285641  Chorizanthe palmeri E. Palmer 1876-6-26 464 San Luis Obispo Comment
  UC1136037  Chorizanthe palmeri G. T. Nordstrom 1937-6-1 1296 San Luis Obispo 1.5 mi nw Mammoth Rock School; Adelaida Quad. Comment
  UC1341114  Chorizanthe palmeri Robert J. Rodin 1954-7-3 5968 San Luis Obispo 1 mi n San Luis Obispo (Reservoir Canyon); , n of San Luis Obispo Comment
  UC153428  Chorizanthe palmeri Katharine Brandegee San Luis Obispo near San Luis Obispo; Five Mile House Comment
  UC1136066  Chorizanthe staticoides W. A. Peterson 1937-4-29 770 San Luis Obispo Martinez Canyon La Panza Quad., Martinez Canyon Comment
  OBI11165  Chorizanthe xanti Robert F. Hoover 1949-5-1 7643 San Luis Obispo Summit of Cottonwood Pass Comment
  UC1561371  Cicendia quadrangularis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6846 San Luis Obispo ca 7 air mi n San Simeon (2-3 mi from Hwy 1, Arroyo de la Cruz on Hearst Ranch, s side of arroyo); Hearst Ranch, Arroyo de la Cruz 91 Comment
  CAS-BOT-BC284033  Cirsium brevistylum Clare B. Hardham 1957-6-15 2225 San Luis Obispo Villa Creek, Santa Lucia Mountains Comment
  RSA0070581  Cirsium brevistylum R. D. Goeden, D. W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos. 300 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
  JEPS13599  Cirsium occidentale var. californicum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5249 San Luis Obispo 0.5 mi below and e Pozo Summit (along grade on State Highway 178, e slope of La Panza Range, watershed of Mariana Creek); La Panza Range, Mariana Creek 731 Comment
  CAS-BOT-BC285667  Cirsium occidentale var. occidentale Roxana S. Ferris 1929-4-16 7675 San Luis Obispo 8 miles north of Cayucos Comment
  OBI53420  Cirsium occidentale var. occidentale Arthur W. Hazebrook 1993-5-23 238 San Luis Obispo Nipomo dunes Complex, NE portion of Big Coreopsis Hill, along N base of the Hill approx 10-50 mi from riparian corridor Comment
  CAS-BOT-BC280122  Cirsium occidentale var. venustum John Thomas Howell 1933-7-2 11418 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC280124  Cirsium occidentale var. venustum R. F. Hoover 1969-7-13 11458 San Luis Obispo 2 mi. s. of Atascadero Comment
  OBI32347  Cirsium vulgare David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15924 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  OBI49615  Cirsium vulgare Steven A. Junak 1990-7-12 4394 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres NF. Santa Lucia Mts: W Cuesta rige, near W end of Cuesta Ridge Botanical Area, along powerline access rd on E side of W Cuesta ridge rd (USFS rd #29S11.3), ca 5.9 mi W of hwy 101 722 Comment
  RSA212260  Cistus ladanifer Robert F. Hoover 1964-2-8 8631 San Luis Obispo Two miles south of Berros on Nipomo Mesa Comment
  POM280693  Clarkia affinis Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Cholame. Comment
  OBI12127  Clarkia cylindrica Robert F. Hoover 1947-5-24 7196 San Luis Obispo Pilitas Crk district Comment
  OBI64483  Clarkia cylindrica David J. Keil 2001-5-10 29445 San Luis Obispo Palo Prieto Canyon, beside Bitterwater Valley Road, about 0.4?0.7 miles west from Kern County line 506 Comment
  OBI78892  Clarkia prostrata Michael Walgren 2013-4-15 343 San Luis Obispo Montana de Oro State Park on the ridge of the southern slope above lower Coon Creek. 418 Comment
  UC1184357  Clarkia prostrata Peter H. Raven 1958-5-25 13007 San Luis Obispo [from Harlan Lewis, 2004 annotation]: Ocean bluffs, 2.3 mi N of crossing of Arroyo de la Cruz, State Highway 1 Comment
  UC422854  Clarkia prostrata I. J. Condit 1911-6-12 San Luis Obispo Morro Comment
  HSC16264  Clarkia purpurea W. S. Pierce 1963-6-15 7 San Luis Obispo E of Portola Rd. (N end), Atascadero Comment
  OBI78329  Clarkia purpurea subsp. purpurea Robert F. Hoover 1969-5-3 11287 San Luis Obispo 4 mi W of Nipomo Comment
  CDA11571  Clarkia purpurea subsp. quadrivulnera G. F. Hrusa 1993-5-22 11122 San Luis Obispo Cuesta Ridge East; Approx. 1/2 mile SE of US 101 at Cuesta Pass. Comment
  OBI3895  Clarkia purpurea subsp. quadrivulnera Elizabeth Rudd 1971-5-23 266 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI42199  Clarkia purpurea subsp. quadrivulnera David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19491 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia Mts in area that was locally the E boundary of the Las Piltas fire of July 1985 Comment
  SEINET7063695  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1947-4-16 s.n. San Luis Obispo South slope of a knoll. About 11.7 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 736119mE, 3890068mN. (WGS84/NAD83). 287 Comment
  IRVC29496  Clarkia speciosa subsp. immaculata Mark A. Elvin, LynneDee Althouse 2006-5-25 4916 San Luis Obispo NW portion of Arroyo Grande; Old Oak Park site. Central Coastal 76 Comment
  JEPS43841  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-17 36 San Luis Obispo 3 mi s Edna; Price Canyon 60 Comment
  UCSB57226  Clarkia speciosa subsp. immaculata Penkala, B.; Callaway, R.; Ryan, P. 1987-6-19 San Luis Obispo East side of Ormonde Road, 1 1/8 miles east of its junction with Price Canyon Road, Arroyo Grande 109 Comment
  SBBG5006  Clarkia speciosa subsp. speciosa C. B. Hardham 1958-5-31 3467 San Luis Obispo Atascadero Comment
  UC54879  Clarkia speciosa subsp. speciosa Mrs. R. W. Summers April, 1883 San Luis Obispo Santa Margarita Valley Comment
  RSA719907  Clarkia tembloriensis subsp. tembloriensis Nancy Smith, M. Huerta 2004-4-14 s.n. San Luis Obispo On Hwy 58, 0.6 miles SW of Kern county line. Comment
  UCD77550  Clarkia tembloriensis subsp. tembloriensis Robert E. Preston 1998-6-12 1122 San Luis Obispo San Luis Obispo County: Near base of N slope of Syncline Hill, 0.2 mi S of Hwy 58 at E end of the San Juan Grade 640 Comment
  CAS-BOT-BC165575  Clarkia unguiculata Ira L. Wiggins 1926-5-9 2077 San Luis Obispo Roadside 3 mi. E. of Templeton Comment
  CAS-BOT-BC165595  Clarkia unguiculata David D. Keck 1934-4-26 2826 San Luis Obispo 4.1 mi. W. of La Panza Comment
  CDA15770  Clarkia unguiculata G. F. Hrusa 1993-5-21 11087 San Luis Obispo Approx. 2 km. beyond Stony Creek Camp. Comment
  RSA128506  Clarkia unguiculata Clare B. Hardham 1959-5-6 4411 San Luis Obispo Intersection of road to Pleyto and road to Nacimiento Dam, Santa Lucia Mountains Comment
  SBBG54832  Claytonia exigua subsp. exigua D. Keil 1979-4-19 13059 San Luis Obispo upper Prefumo Cyn Rd Comment
  CAS-BOT-BC439282  Claytonia exigua subsp. exigua R. F. Hoover 1958-3-22 8431 San Luis Obispo Summit of Temblor Range at Kern Co. line, Simmler-McKittrick road Comment
  CAS-BOT-BC439284  Claytonia exigua subsp. exigua Clare B. Hardham 1956-4-4 372 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Jack Mt. Comment
  UCD100645  Claytonia parviflora G. F. Hrusa 1995-5-28 12235 San Luis Obispo San Luis Obispo County: at SE base of Ridge 2. 500 Comment
  CAS-BOT-BC439588  Claytonia parviflora subsp. parviflora Ira L. Wiggins 1929-4-13 3439 San Luis Obispo Atascadero Comment
  OBI10781  Claytonia parviflora subsp. parviflora Robert F. Hoover 1968-4-17 11053 San Luis Obispo Elkhorn Hills Comment
  CAS-BOT-BC439580  Claytonia parviflora subsp. parviflora Eben McMillan 1957-4-17 34 -4 San Luis Obispo Kern County Land Company Corrals, southeastern Carrisa Plains 792 Comment
  UCR41872  Claytonia perfoliata C. F. Smith 1950-3-17 2577 San Luis Obispo Near Pinole Springs southeast of Shandon 367 Comment
  CAS-BOT-BC439951  Claytonia perfoliata subsp. mexicana John Thomas Howell 1964-6-30 40877 San Luis Obispo Cambria Comment
  OBI28108  Claytonia perfoliata subsp. mexicana Allison Berry/Carrie Wilson 1982-5-9 32 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of Ca Rte 101 on CA Rte 58- Santa Margarita. Site to R of rd; 50 yds from RR tracks Comment
  OBI37903  Clematis lasiantha David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18569 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
  OBI10677  Clematis lasiantha H. E. McMinn, E. Maino 1931-4-5 113 San Luis Obispo Morro Rd Comment
  SBBG119653  Clematis ligusticifolia E. Painter, M. Wetherwax, J. Greenhouse 2003-6-23 CR 460 San Luis Obispo Camp Roberts 203 Comment
  RSA81714  Cleome isomeris Roxana S. Ferris 1951-12-25 12473 San Luis Obispo E of Blackwell's Corner on U.S. 466 (junction with State Hwy 33.) Comment
  OBI64445  Collinsia bartsiifolia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28705 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI9630  Collinsia bartsiifolia var. davidsonii Robert F. Hoover 1947-3-29 6807 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  UC1032591  Collinsia bartsiifolia var. davidsonii E. Armstrong 1934-4-1 1180 San Luis Obispo Snycline Hill; La Panza Quad 609 Comment
  JEPS25993  Collinsia heterophylla T. M. Hendrix 1937-4-22 81 San Luis Obispo 0.9 mi nw Highland School 533 Comment
  SBBG117761  Collinsia heterophylla E. Painter, M. Wetherwax 2003-4-28 SLO 322 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 115 Comment
  SEINET7063714  Collinsia heterophylla A. G. Vestal 1947-4-18 s.n. San Luis Obispo Partially shaded serpentine in vicinity of San Luis Obispo. UTM Zone 10, 712847mE, 3906912mN. (WGS84/NAD83). 73 Comment
  UCSC000669  Collinsia heterophylla I. J. Condit 2010-4-1 s.n. San Luis Obispo Mills Ranch Comment
  OBI56301  Collinsia sparsiflora var. collina George Butterworth 1999-4-4 288 San Luis Obispo Carrizo Plain Natural Area. 1/4 mi S of Circe & Garvey corner 671 Comment
  RSA140237  Collinsia sparsiflora var. collina Clare B. Hardham 1960-3-31 5268 San Luis Obispo Bee Rock. 305 Comment
  RSA60451  Conicosia pugioniformis Albert M. Vollmer 1950-6-6 s.n. San Luis Obispo Near Pismo Beach. Comment
  CAS-BOT-BC435164  Conicosia pugioniformis H. M. Pollard 1968-6-7 s.n. San Luis Obispo Dunes near Jack Lake, W. of Union Oil Refinery on Southern Pacific R.R. S. of Oceano Comment
  OBI51258  Conium maculatum Debbie Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .13 San Luis Obispo San Simeon State Park, NE corner of park Comment
  CAS-BOT-BC215986  Convolvulus R. F. Hoover 1949-5-29 7737 San Luis Obispo Cottonwood Pass, west side near foot of grade. Comment
  OBI15327  Convolvulus arvensis J. J. Clark 1947-8-14 s.n. San Luis Obispo Los Osos Valley (cornfield) Comment
  OBI78767  Convolvulus simulans Michael Walgren, Kerry Knudsen 2014-4-13 394 San Luis Obispo Chevron Oil Company property in a field about .2 miles east Del Mar Park in the City of Morro Bay. 82 Comment
  RSA341384  Convolvulus simulans C. F. Smith 1950-4-30 2705 San Luis Obispo Northeast of Pinole Land & Cattle Company headquarters, about 3 miles airline southwest of Yeguas Mountain. Comment
  RSA523323  Cordylanthus rigidus subsp. rigidus L. R. Heckard, T. I. Chuang, R. C. Bacigalupi 1968-7-17 2064 San Luis Obispo Cuesta Pass, just off U.S. Highway 101 at summit on road to KSBY transmitting tower. 488 Comment
  SBBG110336  Cordylanthus rigidus subsp. setiger C. B. Hardham 1964-6-19 12056 San Luis Obispo Waterdog Crk 609 Comment
  UC1119221  Coreopsis bigelovii W. A. Peterson 1937-3-15 609 San Luis Obispo 1 mi ene La Panza Ranch; La Panza Quad. 472 Comment
  CAS-BOT-BC287044  Coreopsis calliopsidea Alice Eastwood; John Thomas Howell 1935-3-25 2006 San Luis Obispo Cholame 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
  CAS-BOT-BC287042  Coreopsis calliopsidea E. McMillan 1952-3-22 12 San Luis Obispo Choice Valley 4 miles S and 13 miles E of Shandon Comment
  UC1314985  Coreopsis calliopsidea E. McMillan 1952-3-22 12 San Luis Obispo 4 mi s and 13 mi e of Shandon (Choice Valley); Choice Valley Comment
  OBI16673  Coreopsis grandiflora Jim Heaston 1955-10-21 51 San Luis Obispo Cal Poly SLO Comment
  CAS-BOT-BC101462  Corethrogyne filaginifolia R. F. Hoover 1965-10-1 9696 San Luis Obispo Coast road just south of Hazard Canyon Comment
  CAS-BOT-BC101464  Corethrogyne filaginifolia R. F. Hoover 1947-9-14 7396 San Luis Obispo Betw. San Carpoforo Creek & Arroyo de la Cruz Comment
  SBBG34950  Corethrogyne filaginifolia Mrs. R. W. Summers 1882-1 San Luis Obispo San Luis Obispo Mtn Comment
  UC1119266  Corethrogyne filaginifolia H. C. Lee 1936-4-13 561 San Luis Obispo 1 mi s Oso Flaco Lake; Arroyo Grande Quadrangle Comment
  OBI53496  Corethrogyne filaginifolia Arthur W. Hazebrook 1991-6-6 95 San Luis Obispo Nipomo dunes complex, Big Coreopsis Hill, SW facing side of Hill Comment
  OBI66560  Corethrogyne filaginifolia D. R. Miller 1994-8-18 894 -523 San Luis Obispo Pine Mt Region. Above Ridge rd, above Hunters cabin; Pico crk drainage 914 Comment
  SD86688  Corethrogyne filaginifolia var. filaginifolia Helen V. Witham 1969-9-25 491 San Luis Obispo Dunes near Oso Flaco Lake. 10 Comment
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Jun 29 2015
  PASA1936  Cornus californica 1928-5-12 San Luis Obispo Woods near Cambria 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
  SBBG118251  Cortaderia selloana J. Froland 2000-10-12 4 San Luis Obispo adjacent to upper Chorro Crk (where old jeep trail crosses creek), ca. 200 m N of northernmost bog thistle spring; Camp San Luis Obispo 250 Comment
  OBI10185  Cotoneaster lacteus Bonnie M. Thompson 1963-10-19 529 San Luis Obispo Cal State Poly College, behind bio-science bldg Comment
  OBI79106  Cotoneaster pannosus David J. Keil 2011-11-12 31190 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  OBI35406  Cotula coronopifolia Helen Jones 1981-9-21 81 San Luis Obispo Piedras Blancas point Comment
  OBI33300  Cotula coronopifolia Raymond J. Martinez 1965-4-25 4 San Luis Obispo Streambed of Davenport Crk, N side of San Luis Range Comment
  OBI79363  Cotula coronopifolia David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31673 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  OBI81002  Crassula connata David J. Keil 2015-2-21 32675 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
  JEPS43031  Cressa truxillensis unknown 1931-6-4 15887 San Luis Obispo Grant lake, Palo Prieto Pass s.e. San Luis Obispo co., Grant lake, Palo Prieto Pass 609 Comment
  OBI35496  Crocanthemum scoparium S. M. Inman 1983-4-25 2 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  HSC91718  Croton californicus Susan H. Bicknell 1988-11-20 San Luis Obispo Montano De Oro Comment
  OBI24071  Croton californicus Janice M. Toyoshima 1979-8-27 Au 3 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  SEINET12142338  Croton californicus var. tenuis P. O. Schallert 1945-1 I 9617 San Luis Obispo near Shandon Comment
  CAS-BOT-BC190110  Crypsis schoenoides Ernest C. Twisselmann 1968-10-21 15032 San Luis Obispo Paso Robles. Salinas River just below the Highway 46 bridge. 181 Comment
  OBI33316  Crypsis schoenoides David J. Keil 1983-10-23 18018 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  OBI35500  Cryptantha S. M. Inman 1983-5-14 44 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  OBI51727  Cryptantha clevelandii R. Mike Arens 1994-4-9 56 a San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical garden 244 Comment
  OBI57014  Cryptantha clevelandii David J. Keil 1998-3-27 26481 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI77746  Cryptantha clevelandii G. F. Hrusa 1998-4-25 14207 San Luis Obispo La Panza Range. E side of La Panza summit, near summit, on +/- open roadcut. USGS Quad: La Panza 7.5 Comment
  OBI79550  Cryptantha clevelandii Michael Walgren 2014-5-4 426 San Luis Obispo Cayucos, on the peak of a serpentine hill immediately inland of Highway One at the top of the highway rise. 120 Comment
  SBBG32498  Cryptantha clevelandii H. M. Pollard 1968-6-7 San Luis Obispo Oso Flaco Comment
  UCD119632  Cryptantha clevelandii G. F. Hrusa 1992-3-29 10049 San Luis Obispo San Luis Obispo County: Nipomo Dunes, approximately one mile west of the intersection of Highway 1 and Calendar Road. Comment
  RSA342244  Cryptantha clevelandii R. F. Thorne, P. Everett 1963-6-7 32143 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  OBI79447  Cryptantha corollata David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31725 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 800 Comment
  SBBG118619  Cryptantha decipiens M. Wetherwax, E. Painter 2002-4-21 CR 293 San Luis Obispo roadside, Training Area Q, near western boundary of installation; Camp Roberts 350 Comment
  UC1285272  Cryptantha flaccida R. F. Hoover 1947-3-30 6840 San Luis Obispo w of Simmler (w edge of Carrizo Plain); Carrizo Plain Comment
  JEPS67635  Cryptantha intermedia Jos. Burtt Davy May 1901 7596 San Luis Obispo Templeton Comment
  OBI20751  Cryptantha intermedia Ernest C. Twisselmann 1954-4-4 981 San Luis Obispo Temblor Range and W San Joaquin Valley. Palo Prieto Cyn, 2 mi S of Cholame 366 Comment
  RSA0042449  Cryptantha intermedia var. intermedia LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6375 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
  SDSU20781  Cryptantha juniperensis Michael G. Simpson, Matt Ritter, David Keil, Heath Bartosh 2013-5-2 3734 San Luis Obispo Avenales ranch. 436 Comment
  SBBG11978  Cryptantha muricata C. B. Hardham 1957-5-4 1847 San Luis Obispo S face of Tierra Redonda Comment
  UC2027117  Cryptantha muricata Greg Wilvert 2005-4-1 78 San Luis Obispo Southeast Half of Caliente Range: North edge of range Comment
  UCD83071  Cryptantha muricata CNPS SSN-SJV Foothill Team 2008-5-1 95 San Luis Obispo San Luis Obispo County; Carrizo Plains. 657 Comment
  OBI33813  Cryptantha muricata David J. Keil 1980-3-16 13719 San Luis Obispo Along Park Hill rd 0.5 mi W of jctn of Huerhuero Rd Comment
  UC1063852  Cryptantha oxygona N. H. French 1937-4-3 905 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quad. 822 Comment
  OBI14832  Cucurbita foetidissima Robert F. Hoover 1966-10-8 10150 San Luis Obispo Pass SE end of Carrizo Plain Comment
  SEINET3863384 Image available Cupressus macrocarpa Suzanne Morrill 1981-8-15 86 San Luis Obispo Cambria, Moonstone beach, State Park northern end along trail in the park.; 0 Comment
  OBI65077  Cuscuta californica Greg Wilvert 2005-4-24 314 San Luis Obispo SE Half of the Caliente Range. 2.9 km S of Padrones Spring 969 Comment
  OBI82595  Cuscuta subinclusa David J. Keil, with Kathleen Keil 2016-6-26 33272 -2 San Luis Obispo Santa Rita Road west of Templeton 275 Comment
  SD249193  Cuscuta subinclusa David Keil 1998-8-19 27996 San Luis Obispo Highway 58, 0.6 miles NE from junction with Highway 229. Chaparral slopes in Calf Canyon. Comment
  UC1276305  Cynara cardunculus subsp. cardunculus R. F. Hoover 1964-6-9 9005 San Luis Obispo on and near Fredericks Street; San Luis Obispo Comment
  SBBG118211  Cynodon dactylon M. Wetherwax, E. Painter 2003-5-1 SLO 329 San Luis Obispo just S of the Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 240 Comment
  RSA365069  Cyperus eragrostis Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo Comment
  SBBG104759  Cyperus eragrostis D. A. Young, F. L. Johnson 1992-6-17 ROB 78 San Luis Obispo 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  CAS-BOT-BC114475  Cyperus eragrostis Ernest C. Twisselmann 1968-10-21 15041 San Luis Obispo Paso Robles: Salinas River just N of Hwy 46 Bridge. 181 Comment
  UCR266202  Cyperus erythrorhizos David J. Keil, Kathleen Keil 2002-6-27 29895 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  OBI22908  Cyperus niger David J. Keil 1979-8-18 13147 San Luis Obispo Campus of Calif Polytechnic State Univ. Ornamental Horticulture Dept Study Unit Comment
  UC1296377  Cystopteris fragilis R. F. Hoover 1950-6-21 8014 San Luis Obispo between Rocky Butte and Pine Mt; Santa Lucia range Comment
  CDA11492  Dactylis glomerata G. F. Hrusa 1995-5-28 12272 San Luis Obispo Black Butte Research Natural Area; Occasional on open flats between intersections of access roads to Mt. Lowe radio facility and Peak 1 radio facility with main ridge road. Sown in area after Las Pilitas fire in 1985. Comment
  SEINET269250 Image available Danthonia californica G. Helmkamp 1996-5-24 1049 San Luis Obispo Along trail to quarry 0.6 miles east of South Bay Boulevard 95 Comment
  OBI22335  Danthonia californica Robert F. Hoover 1964-5-14 8875 San Luis Obispo Above head of Perfumo Cyn, San Luis Range Comment
  OBI5583  Danthonia californica Sharon Jochums 1974-5-19 248 San Luis Obispo Near Piedras Blancas Comment
  UCR28980  Datisca glomerata David J. Keil 1981-6-20 14860 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI31952  Daucus pusillus David J. Keil 1982-6-26 16195 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI16275  Deinandra corymbosa Robert F. Hoover 1965-10-1 9707 San Luis Obispo Los Osos Valley Comment
  SBBG34818  Deinandra corymbosa Mrs. R. W. Summers -Jun-1884 San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC130992  Deinandra halliana Ernest C. Twisselmann 1963-5-4 8122 San Luis Obispo Cholame Valley: Junction of Highways 41 and 466, 1.5 mile east of Cholame 365 Comment
  OBI66501  Deinandra increscens subsp. increscens David J. Keil 1985-6-19 18879 San Luis Obispo Hills S of Los Osos. Sand roads and trails above Broderson Ave, E of Cabrillo Estates subdivision Comment
  OBI16147  Deinandra increscens subsp. increscens Robert F. Hoover 1964-8-13 9208 San Luis Obispo San Bernardo Crk Comment
  CAS-BOT-BC299956  Deinandra kelloggii David D. Keck 1934-4-26 2795 San Luis Obispo W. side of Cottonwood Pass, 6.5 mi. N.E. of Cholame, eastern San Luis Obispo County Comment
  OBI16253  Deinandra kelloggii Robert F. Hoover 1949-5-1 7642 San Luis Obispo Summit of Cottonwood Pass Comment
  UC1576179  Deinandra pallida David Keil 1986-4-26 19287 San Luis Obispo Elkhorn Plain 762 Comment
  CAS-BOT-BC292052  Deinandra pentactis R. F. Hoover 1965-9-19 9592 San Luis Obispo 2 mi. e. of Santa Margarita Comment
  CAS-BOT-BC292054  Deinandra pentactis R. F. Hoover 1965-9-29 9665 San Luis Obispo Tassajera Creek Comment
  UCD135697  Deinandra pentactis Bruce G. Baldwin 1985-9-29 538 San Luis Obispo San Luis Obispo County: junction of California State Highway 58 and Shell Creek Road. Comment
  UCD135699  Deinandra pentactis Bruce G. Baldwin 1988-8-22 717 San Luis Obispo San Luis Obispo County: north of Templeton, immediately east of California State Highway 101 along Las Tablas Road. Comment
  CAS-BOT-BC11072  Delphinium californicum subsp. californicum Robert Francis Hoover 1965-5-19 9370 San Luis Obispo Lower San Simeon Creek Comment
  CAS-BOT-BC8682  Delphinium gypsophilum Ernest C. Twisselmann 1954-5-1 1150 San Luis Obispo Temblor Range, Associated Ridges, 7 miles east of Simmler 853 Comment
  OBI47633  Delphinium gypsophilum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19266 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd. T31S, R21E, Se corner of Sect 22 838 Comment
  UC1126014  Delphinium nudicaule T. M. Hendrix 1937-4-29 133 San Luis Obispo 3.4 mi ene New District School; Pozo Quadrangle Comment
  SEINET7072941  Delphinium parryi A. G. Vestal 1963-5-24 s.n. San Luis Obispo Road to Creston, about 4 miles south of Route 229 and Route 58 to Santa Margarita on Pozo Road. Coordinate datum: WGS84/NAD83. (35? deg. 20' 39" North Latitude, -120? deg. 32' 4" West Longitude; UTM Zone 10, 724063mE, 3913794mN. Coordinate datum: NAD27.). Comment
  UC569929  Delphinium parryi subsp. eastwoodiae N. K. Carlson 1936-3-27 239 San Luis Obispo 2.2 mi sw Piney Ridge; San Luis Obispo Quadrangle 373 Comment
  CAS-BOT-BC116363  Delphinium parryi subsp. parryi Alice Eastwood 1926-5-5 13894 San Luis Obispo Cholame Comment
  CAS-BOT-BC121450  Delphinium parryi subsp. parryi Ira L. Wiggins 1926-5-9 2068 San Luis Obispo Roadside near Templeton Comment
  CAS-BOT-BC121458  Delphinium parryi subsp. parryi R. F. Hoover 1949-5-22 7721 San Luis Obispo 12 mi E of Cuesta on La Panza Road Comment
  UC1296241  Delphinium parryi subsp. parryi R. F. Hoover 1952-6-10 8247 San Luis Obispo near streamlet just n summit; La Panza Range, Black Mt. Comment
  UCR3768  Delphinium recurvatum Frank C. Vasek 1962-5-2 620502- 02 San Luis Obispo W of the N end of Soda Lake up against ridge, near what looks like sub-division roads 625 Comment
  RSA400114  Delphinium recurvatum R. S. Woglum 1938-5-22 1597 San Luis Obispo South of Simmler near Soda Lake Comment
  UC1953256  Delphinium umbraculorum Matt Paradis with Andy Dollahite and Kelli Allred 2002-3-3 13 San Luis Obispo 1/2 mile from Little Falls Creek Trailhead off Upper Lopez Canyon Road Comment
  UCD96663  Delphinium variegatum H. Van Elder 1928-4-15 s.n. San Luis Obispo San Luis Obispo County: Atascadero. Comment
  PASA2565  Delphinium variegatum Margaret Stason 1929-5-4 San Luis Obispo Hills near Santa Margarita Comment
  UC1927761  Delphinium variegatum David Keil with Rhonda Riggins and D. R. Miller 1998-5-27 27519 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 22.4 miles NE, then NW from Hwy 1, NW of Burnett Peak, 1 mile from Monterey Co. line. Comment
  OBI30861  Dendromecon rigida Julie M. Vanderwier 1979-5-5 5 San Luis Obispo Indian Knob Tar Sands Comment
  UC1126364  Dendromecon rigida E. Armstrong 1934-4-1 1119 San Luis Obispo near La Panza; Santa Barbara National Forest, La Panza Quadrangle Comment
  RSA171032  Dendromecon rigida Robert F. Thorne, Percy C. Everett 1963-6-7 32157 San Luis Obispo By TV tower, 6.4 miles NW along Cuesta Ridge Road from Cuesta Pass Freeway 823 Comment
  UCD84239  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
  UCR170958  Deschampsia danthonioides R. E. Riefner Jr. 2002-4-4 02- 68 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
  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
  OBI22308  Deschampsia elongata Robert F. Hoover 1947-5-4 7122 San Luis Obispo Cambria Comment
  UCSB56122  Descurainia pinnata Penkala, Brad 1987-4-10 San Luis Obispo On south-west side of Hwy. 1, 6.0 miles north from its junction with 11th Street in Guadalupe, stabilized dunes at Nipomo Mesa 30 Comment
  CAS-BOT-BC43224  Descurainia pinnata subsp. brachycarpa Roxana S. Ferris 1935-3-29 9083 San Luis Obispo 7 miles east of Pozo, on the Santa Maria-McKittrick Road. Comment
  UC1126506  Dicentra chrysantha T. M. Hendrix 1937-5-18 192 San Luis Obispo 3.3 mi se Highland School; Los Padres National Forest, Pozo Quad. 533 Comment
  CAS-BOT-BC402526  Dicentra ochroleuca David D. Keck 1933-5-4 2175 San Luis Obispo Headwaters of Las Tablas Creek, near summit of grade, east side of Cypress Mtn. 579 Comment
  CAS-BOT-BC209241  Dichanthelium acuminatum subsp. acuminatum R. F. Hoover 1965-5-22 9407 San Luis Obispo Cambria, among pines north of town. Comment
  UC1133874  Dichelostemma capitatum C. A. Graham 1939-4-14 532 San Luis Obispo 1.9 mi sse Gifford Ranch; Branch Mt. Quad. 457 Comment
  UC454405  Dichelostemma capitatum I. J. Condit 1910-5-14 San Luis Obispo Osos Valley Comment
  SD245480  Diplacus longiflorus David Keil, M. Ritter, et al. 2013-5-2 31680 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659N, -120.196577W to 35.16639227N, -120.1875824W. 399 Comment
  CAS-BOT-BC153976  Diplacus rattanii Clare B. Hardham 1961-4-26 6919 San Luis Obispo Franklin Creek west of Adelaida Comment
  OBI38077  Diplacus rattanii David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18659 San Luis Obispo 19.1 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout 716 Comment
  UC456048  Dipsacus fullonum L. C. Watson 1908-3-23 San Luis Obispo Poly grounds, C. P. S. Comment
  OBI15098  Dithyrea maritima Fred W. Rush Aug-57 s.n. San Luis Obispo S. Morro Bay Comment
  UC1123261  Dodecatheon clevelandii subsp. insulare N. K. Carlson 1936-3-20 186 San Luis Obispo two mi e Islay Hill; Arroyo Grande Quadrangle 182 Comment
  UC573212  Dodecatheon clevelandii subsp. insulare G. T. Nordstrom 1937-3-16 1001 San Luis Obispo 2.8 mi s Chimney Rock; Adelaida Quadrangle 533 Comment
  JEPS86709  Dodecatheon clevelandii subsp. insulare L. R. Heckard with Jim Hickman et al. 1987-4-9 6645 San Luis Obispo 1.5 mi e of junction route 229 (on route 58 (Calf Canyon Rd., NE of Santa Margarita)); ne of Santa Margarita 400 Comment
  OBI66975  Drymocallis glandulosa var. glandulosa D. R. Miller 1994-5-5 594 -318 San Luis Obispo Pine Mtn region. Cyn Trl, down from Pear Tree; Pico Crk drainage 805 Comment
  UCSB49099  Drymocallis glandulosa var. glandulosa Lestak, Leanne 1978-5-13 San Luis Obispo Heading south out of Solvang, about 3 1/4 miles on Alisal Road, south, on the right side of the road. 213 Comment
  OBI78653  Dryopteris arguta Dylan Faire, Justin James, Kelsey James 2013-11-11 1 San Luis Obispo Bishop Peak trail, San Luis Obispo. South side of the trail within the narrow switchbacks south of the peak. 366 Comment
  SBBG55741  Dryopteris arguta R. J. Rodin 1959-3-18 6322 San Luis Obispo N side of Bishop Pk Comment
  CAS-BOT-BC310345  Dudleya abramsii subsp. bettinae Reid Moran 1977-6-30 24286 San Luis Obispo Northwest slope, east of mouth of Chorro Creek 50 Comment
  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
  UC1015359  Dudleya abramsii subsp. bettinae Reid Moran 1947-6-12 2277 San Luis Obispo 1 mi s Cayucos Comment
  UC572558  Dudleya blochmaniae G. T. Nordstrom 1937-6-5 1315 San Luis Obispo 3.7 mi ssw Josephine School, Santa Lucia Range; Santa Lucia Range, Adelaide Quad. 198 Comment
  JEPS27040  Dudleya blochmaniae subsp. blochmaniae Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7420 San Luis Obispo above and e Morro Beach (just s of water tank) 91 Comment
  SBBG70351  Dudleya blochmaniae subsp. blochmaniae M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI35758  Dudleya blochmaniae subsp. blochmaniae Allison Berry 1984-5-8 178 San Luis Obispo Camp San Luis Obispo Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI69476  Dudleya blochmaniae subsp. blochmaniae Jody Olson, Amy Millan, Peter Waldburger 2005-4-15 s.n. San Luis Obispo Camp San Luis Obispo: Range C. UTM E 708844 N 3913491 Site C Comment
  CAS-BOT-BC410882  Dudleya caespitosa Alice Eastwood 1927-8-1 15019 San Luis Obispo Cambria Comment
  CAS-BOT-BC410884  Dudleya caespitosa Alice Eastwood 1927-7-29 14969 San Luis Obispo Morro Comment
  HSC38383  Dudleya caespitosa J. D. Ackerman, A. M. Montalvo 1974-7-24 395 San Luis Obispo Baywood Park, Morro Bay, N end of 13th St. Comment
  RSA770177  Dudleya cymosa subsp. pumila David J. Keil, Mike Mattina 2010-5-31 30810 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point 30 Comment
  UC1127104  Dudleya lanceolata T. M. Hendrix 1939-5-17 1038 San Luis Obispo 1.1 mi n Branch Mtn; Branch Mtn Quadrangle, Los Padres National Forest 853 Comment
  CAS-BOT-BC414806  Dudleya lanceolata Alice Eastwood 1906-6-13 850 San Luis Obispo Hard-pan on road to Casenailia Comment
  CAS-BOT-BC414970  Dudleya lanceolata R. F. Hoover 1960-7-6 8527 San Luis Obispo Santa Rosa Creek 4 mi. E of Cambria. Comment
  UCSB59204  Dudleya pulverulenta Penkala, Brad; Callaway, R. 1987-6-19 San Luis Obispo About 1/2 mile directly northeast of junction of Hampton Canyon Reservoir Canyon, north of San Luis Obispo off Hwy. 101 292 Comment
  OBI81179  Dysphania ambrosioides Michael Walgren 2015-10-21 456 San Luis Obispo Santa Rosa Creek in the town of Cambria in San Simeon State Park 3 Comment
  SBBG118070  Dysphania ambrosioides M. Wetherwax, E. Painter 2000-3-21 SLO 48 San Luis Obispo saddle between Cerro Romualdo and Cerro Chumash; Camp San Luis Obispo 120 Comment
  OBI56694  Eastwoodia elegans David J. Keil 1998-5-11 27178 San Luis Obispo Caliente Range, 4.1 mi from Soda Lake Rd. along Selby Rd. Comment
  UCD128265  Eastwoodia elegans K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CAS-BOT-BC291097  Eastwoodia elegans Alice Eastwood; John Thomas Howell 1936-5-8 2337 San Luis Obispo 7 miles east of La Panza Comment
  SBBG32159  Echinochloa crus-galli E. C. Twisselmann 1968-10-21 15027 San Luis Obispo Estrella Plains, Buena Vista Dr., 0.4 mi N of St Hwy 46 213 Comment
  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
  SEINET4568171  Ehrharta calycina R. Halse 2011-3-22 8146 San Luis Obispo Along State HWY1, about 4.1 miles north of Guadalupe 48 Comment
  IRVC28935  Ehrharta calycina G. K. Helmkamp 2003-11-22 8227 San Luis Obispo base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande Central Coast 15 Comment
  SBBG109666  Eleocharis bella C. B. Hardham 1958-4-19 4258 San Luis Obispo 0.7 mi W of Huerhuero Bridge, Hwy 41 just E of Paso Robles Comment
  OBI35147  Eleocharis macrostachya Eric Wise 1981-7-10 915 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Santa Margarita Lake: Man-made reservoir in Salinas River chnl Comment
  OBI22623  Eleocharis macrostachya Robert F. Hoover 1964-7-11 9157 San Luis Obispo Edna marsh Comment
  OBI35156  Eleocharis macrostachya Eric Wise 1981-6-26 654 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Villa Crk Reservoir, Hwy 1 n of Cayucos 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
  RSA769834  Eleocharis palustris David J. Keil 2000-5-29 28774 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity. Comment
  CAS-BOT-BC112678  Eleocharis parishii R. F. Hoover 1946-9-14 6381 San Luis Obispo Trout Creek near Santa Margarita Comment
  OBI22613  Eleocharis parishii Robert F. Hoover 1965-9-7 9530 San Luis Obispo Santa Rita Crk W of Templeton Comment
  CAS-BOT-BC112670  Eleocharis parishii Clare Butterworth Hardham 1957-6-4 2067 San Luis Obispo San Marcos Creek near Oak Flat Rd. Comment
  OBI43666  Eleusine tristachya Eric Wise 1981-10-23 1325 San Luis Obispo Sinton South Pond. On Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI21755  Elymus elymoides Robert F. Hoover 1964-6-5 8936 San Luis Obispo Near summit of ridge just W of upper Lopez Cyn Comment
  OBI3215  Elymus glaucus Larry E. Brown 1971-4-25 1966 San Luis Obispo In See Cyn near San Luis Obispo Comment
  UC33710  Elymus multisetus Joseph Burtt Davy May 1 1901-Jun 1 1901 7564 San Luis Obispo Rancho Asuncion Templeton Comment
  OBI81316  Elymus trachycaulus David J. Keil, Janet Haden 1988-5-24 20693 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
  OBI72976  Elymus triticoides D. R. Miller 1992-6-30 s.n. San Luis Obispo Santa Lucia Mts. E slope of Pine Mtn. At George's pond Comment
  OBI77824  Emmenanthe penduliflora Jennifer Stone 1986-3-9 2 San Luis Obispo Cuesta Ridge E in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for fire successional thesis study, Soils Science Dept, Calif Poly State Univ. Site 1 Comment
  UCD147203  Emmenanthe penduliflora Rachelle Boul; D. Hickson 2008-4-23 CARR 122 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 695 Comment
  RSA129443  Ephedra californica D. Axelrod 1935-3-31 199 San Luis Obispo 8 miles East South East of Cuyame Ranch 762 Comment
  RSA301969  Ephedra californica Jim Shevock 1971-2-24 681 San Luis Obispo Highway 166 518 Comment
  UC1134422  Ephedra viridis W. A. Peterson 1937-4-28 764 San Luis Obispo Temblor Range La Panza Quadrangle, Temblor Range Comment
  OBI34342  Epilobium brachycarpum David J. Keil, Eric Wise 1983-8-30 17896 San Luis Obispo Black Lake Cyn; S of Arroyo Grande Comment
  UC454586  Epilobium brachycarpum E. P. Unangst 1906-8-19 San Luis Obispo S. L. O. Comment
  UC2027174  Epilobium campestre Greg Wilvert 2005-5-31 455 San Luis Obispo Southeast Half of the Caliente Range: Along Pipeline Road Comment
  CAS-BOT-BC166421  Epilobium canum subsp. canum R. F. Hoover 1967-10-5 10873 San Luis Obispo Mouth of Poly Canyon, San Luis Obispo Comment
  OBI11880  Epilobium canum subsp. canum Robert F. Hoover 1967-9-5 10873 San Luis Obispo Mouth of Poly Cyn, San luis Obispo Comment
  OBI12045  Epilobium ciliatum Robert F. Hoover 1965-9-27 9654 San Luis Obispo Lower end of Laguna, San Luis Obispo Comment
  SBBG14955  Epilobium densiflorum E. C. Twisselmann 1962-7-12 7426 San Luis Obispo vernal pool bed at the summit of Palo Prieto Cyn 609 Comment
  OBI12153  Epilobium densiflorum Robert F. Hoover 1966-7-13 9910 San Luis Obispo Wilson Cyn crk about 1 mi S of Middle Branch Huerhuero crk Comment
  OBI55664  Epilobium minutum David J. Keil 1989-6-9 21248 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI65799  Epilobium minutum D. R. Miller 1994-4-30 494 -288 San Luis Obispo Pine Mtn Region. Along Road edge above Cline Cabin; Tobacco Crk drainage 488 Comment
  RSA133109  Epipactis gigantea Clare B. Hardham 1959-6-10 4823 San Luis Obispo Santa Lucia Mountains: Santa Rita Road, head of Old Creek Canyon Comment
  OBI1032  Equisetum hyemale R. F. Hoover 1946-10-5 6459 San Luis Obispo Villa Creek, between Cayucos and Cambria Comment
  OBI73499  Equisetum laevigatum David J. Keil, Margriet Wetherwax and Beth Painter 2000-4-18 28448 San Luis Obispo Camp San Luis Obispo national guard base. Trail up western side of Cerro Romualdo Comment
  CAS-BOT-BC57594  Equisetum telmateia Clare B. Hardham 1960-4-2 5284 San Luis Obispo Cambria Comment
  OBI50117  Eragrostis barrelieri Michael Curto, Linda Allen 1992-11-15 858 San Luis Obispo Calif Polytechnic state Univ campus, ca. 50 m S of Ornamental Horticulture Unit along rd to such Comment
  OBI59109  Eragrostis barrelieri David J. Keil 1998-8-26 28042 San Luis Obispo Hwy 166, 1.4 miles E of junction with US 101. Comment
  SEINET7040142  Eremalche parryi A. G. Vestal 1962-4-10 s.n. San Luis Obispo Carrizo Plain, 5.2 miles northwest of 399. UTM Zone 10, 739907mE, 3910101mN. Comment
  CDA16837  Eremalche parryi subsp. kernensis G. F. Hrusa, L. Saslaw 2001-4-12 15774 San Luis Obispo Carrizo Plain; Elkhorn Rd., several miles N of Elkhorn Plain. Comment
  OBI12389  Eremalche parryi subsp. kernensis Robert F. Hoover 1967-4-16 10470 San Luis Obispo CAnyon in Temblor range near N end of Elkhorn Plain Comment
  CAS-BOT-BC214409  Eremalche parryi subsp. kernensis Ernest C. Twisselmann 1955-4-6 1807 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Panorama Hills, southeastern San Luis Obispo County 792 Comment
  CDA13615  Eremalche parryi subsp. parryi G. F. Hrusa, T. D. Wilfred 1997-3-12 13645 San Luis Obispo Carrizo Plain; S end of Carrizo Plain +- 6-7 m. S of Washburn Ranch. Comment
  SBBG104761  Eremalche parryi subsp. parryi F. L. Johnson, E. A. Young 1993-5-23 ROB 500 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC514341  Eriastrum densifolium subsp. austromontanum Ernest C. Twisselmann 1955-6-16 2180 San Luis Obispo La Panza Range. Syncline Hill, 1 mi W of San Juan River [on another sheet this collection, A.Day queried: east of?] on Carrisa Plains Road 548 Comment
  UC536820  Eriastrum densifolium subsp. densifolium T. Craig 1933-7-3 1875 San Luis Obispo sand hills 1-3 mi s Pismo Beach 6 Comment
  CAS-BOT-BC26281  Eriastrum densifolium subsp. densifolium Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  LA106808  Eriastrum densifolium subsp. densifolium T. Craig; 1926-5-25 1875 San Luis Obispo 1-3 mi S of Pismo Beach 6 Comment
  OBI62533  Eriastrum densifolium subsp. elongatum Bernard Miossi 1939-7-10 127 San Luis Obispo 335 Comment
  RSA0019323  Eriastrum hooveri Greg Wilvert 2005-5-4 381 San Luis Obispo Southeast half of the Caliente Range: S end of Quail Canyon. 738 Comment
  JEPS116683  Eriastrum luteum David Gowen 2006-6-1 596 San Luis Obispo Along gas pipeline dirt road parallel Hwy 229, a little less than 0.5 mile north of Hwy 58. Comment
  OBI11558  Eriastrum luteum R. F. Hoover 1947-5-24 7201 San Luis Obispo Near El Dorado School Comment
  RSA161676  Eriastrum luteum Verne Grant, Karen Grant 1963-6-5 63 -5 San Luis Obispo Several miles south of Creston Comment
  UC1123851  Eriastrum pluriflorum T. M. Hendrix 1937-6-1 238 San Luis Obispo 2.6 mi ne Navajo; Pozo Quadrangle Comment
  CAS-BOT-BC131583  Ericameria arborescens R. F. Hoover 1965-9-29 9674 San Luis Obispo Tassajera Creek Comment
  OBI28731  Ericameria arborescens David J. Keil 1980-9-18 14219 San Luis Obispo Along US 101 .8 mi NW of Cuesta Summit Comment
  OBI19380  Ericameria ericoides D. Waive Stager 1972-8-7 22 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  SBBG62814  Ericameria ericoides Mrs. R. W. Summers -Mar-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI16561  Ericameria ericoides Robert F. Hoover 1966-9-12 9986 San Luis Obispo Bed of Santa Maria river north of Santa Maria Comment
  UC1321280  Ericameria ericoides R. F. Hoover 1966-9-12 9986 San Luis Obispo n of Santa Maria; Bed of Santa Maria River Comment
  CAS-BOT-BC299082  Ericameria nauseosa var. hololeuca R. F. Hoover 1966-10-7 10118 San Luis Obispo Cuyama River at mouth of Chimney Canyon Comment
  RSA0029042  Ericameria nauseosa var. mohavensis Greg Wilvert 2005-10-5 529 San Luis Obispo 0.6km E of Padreones Spring. 934 Comment
  OBI16516  Erigeron blochmaniae Robert F. Hoover 1947-7-10 7296 San Luis Obispo Short distnace north of norh edge of Santa Maria Valley on Guadalupe Arroyo Grande rd. Comment
  CAS-BOT-BC308740  Erigeron foliosus var. foliosus Clare B. Hardham 1959-6-10 4808 San Luis Obispo Santa Barbara Road, Atascadero, Santa Lucia Mountains Comment
  CAS-BOT-BC308748  Erigeron foliosus var. foliosus Alice Eastwood 1927-7-30 15000 San Luis Obispo On road from Arroyo Grande to Huasna Comment
  OBI16543  Erigeron glaucus Robert F. Hoover 1946-7-21 6232 San Luis Obispo San Simeon Crk Beach Comment
  OBI16526  Erigeron sanctarum Robert F. Hoover 1947-3-19 6687 San Luis Obispo Head of Carpenter cyn, N of Arroyo Grande Comment
  CAS-BOT-BC216241  Eriodictyon californicum Clare B. Hardham 1957-4-25 1726 San Luis Obispo Cypress Mt., Santa Lucia Mountains Comment
  RSA0039772  Eriodictyon tomentosum LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6516 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
  SBBG6088  Eriodictyon tomentosum H. and M. Dearing 1940-6-16 4386 San Luis Obispo upper Salinas River near Pozo Comment
  CDA40314  Eriodictyon tomentosum T. C. Fuller 1962-7-19 9253 San Luis Obispo Highway 178 to Simmler, 15.5 miles northeast of Santa Margarita. 0 Comment
  OBI58478  Eriogonum angulosum David J. Keil 1998-6-5 27658 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain (35 deg. 02.105' N x 119 deg. 50.065' W) 701 Comment
  SBBG1450  Eriogonum angulosum C. B. Hardham 1956-6-19 928 San Luis Obispo Peachy Cyn, W of Paso Robles Comment
  CAS-BOT-BC248557  Eriogonum angulosum Ernest C. Twisselmann 1954-6-14 1368 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon Summit, 7 miles south of Cholame 609 Comment
  CAS-BOT-BC248566  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
  UCSB17607  Eriogonum angulosum Hardham, Clare 1961-3-30 San Luis Obispo Sandy hills between San Juan R. and Carissa Plains w. of Simmler. Comment
  RSA0028151  Eriogonum baileyi Greg Wilvert 2005-6-29 488 San Luis Obispo Along Padrones Canyon Rd. 852 Comment
  SEINET6328892  Eriogonum baileyi R. F. Hoover 1969-9-19 11597 San Luis Obispo Palo Prieto Canyon Comment
  CAS-BOT-BC241987  Eriogonum cinereum Ernest C. Twisselmann 1966-9-10 12798 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI73529  Eriogonum cithariforme var. cithariforme Clifton F. Smith 1991-6-28 12232 San Luis Obispo Along dirt rd to Cuyama Valley, Comment
  RSA201615  Eriogonum covilleanum Robert F. Hoover 1952-5-24 8201 San Luis Obispo Caliente Mountain (head of Morales Canyon) Comment
  UC1296168  Eriogonum covilleanum R. F. Hoover 1952-5-24 8201 San Luis Obispo head of Morales Canyon Caliente Mt., Morales Canyon Comment
  UCSB17609  Eriogonum covilleanum Hardham, Clare 1961-4-8 San Luis Obispo Cottonwood Pass Route 41 east of Cholame 609 Comment
  CAS-BOT-BC246606  Eriogonum elegans R. F. Hoover 1965-9-19 9599 San Luis Obispo Calf Canyon Comment
  UC638980  Eriogonum elegans Bernard Miossi 1939-7-10 82 San Luis Obispo 1 mi n, along Claf Canyon road Morano Creek; Cal Canyon 388 Comment
  OBI11118  Eriogonum elongatum var. elongatum Robert F. Hoover 1965-9-19 9619 San Luis Obispo W edge of Carrizo Plain, W of Simmler Comment
  CAS-BOT-BC249818  Eriogonum elongatum var. elongatum R. F. Hoover 1946-8-18 6320 San Luis Obispo Calf Canyon, east of Santa Margarita and road to Creston Comment
  OBI29374  Eriogonum fasciculatum Walter F. Chesbro 1978-5-6 97 San Luis Obispo Hwy 58, 2 mi E of the intersection of hwy 58 and hwy 129 Comment
  OBI30635  Eriogonum fasciculatum Neil Havlik 1967-5-14 326 -18 San Luis Obispo 2 mi E of Navajo campground, La Panza district, Los Padres Natl Forest Comment
  CAS-BOT-BC249992  Eriogonum fasciculatum var. foliolosum Mary Strong Clemens 1921-10-3 s.n. San Luis Obispo Santa Lucia Pk. Comment
  CAS-BOT-BC249994  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1965-8-1 9496 San Luis Obispo Cuesta Park, San Luis Obispo Comment
  UC85817  Eriogonum fasciculatum var. polifolium E. Palmer, M. D. 1876-7-28 489 San Luis Obispo Paso Robles Spring Comment
  OBI80007  Eriogonum gracile David J. Keil, with V. L. Holland 2013-6-12 31795 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  RSA216853  Eriogonum gracile var. gracile Robert F. Hoover 1966-10-5 10111 San Luis Obispo Nipomo Mesa south of Black Lake Canyon. Comment
  JEPS56933  Eriogonum gracile var. gracile Mrs. R. W. Hart 1935-8-10 496 San Luis Obispo River Road Paso Robles Comment
Read comments
Nov 25 2016
  OBI11051  Eriogonum gracile var. gracile Robert F. Hoover 1949-5-15 7696 San Luis Obispo 14 mi E of Creston on La Panza Rd Comment
  CAS-BOT-BC261158  Eriogonum gracillimum R. F. Hoover 1946-6-30 6217 San Luis Obispo La Panza District Comment
  CDA13625  Eriogonum gracillimum G. F. Hrusa, Russ Lewis, Johna Cochran, Larry Saslaw (BLM) 1997-3-26 13661 San Luis Obispo Carrizo Plain; DFG Elkhorn Preserve, NE of Elkhorn Plain in hills on E side of Carrizo Plain. Comment
  CAS-BOT-BC261150  Eriogonum gracillimum Ernest C. Twisselmann 1954-6-5 1333 San Luis Obispo Panorama Hills, Southeastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  UC6229  Eriogonum gracillimum Mrs. Blochman 1892-1 San Luis Obispo bed of Santa Maria River Santa Maria River Comment
  RSA0023305  Eriogonum heermannii Greg Wilvert 2005-6-13 473 San Luis Obispo Southeast half of the Caliente Range, 1 km W of the N end of Padrones Cyn. 1010 Comment
  SEINET2444184  Eriogonum heermannii David Keil 1986-9-27 19760 San Luis Obispo 1.5 mi n of jctn with Lockwood Valley Rd along California 33. Comment
  CAS-BOT-BC271985  Eriogonum nudum var. pubiflorum Ernest C. Twisselmann 1952-8-3 159 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at head of Palo Prieta Creek, 8 miles south of Cholame 594 Comment
  CAS-BOT-BC266834  Eriogonum ordii Ernest C. Twisselmann 1958-5-12 4465 San Luis Obispo Southern Temblor Mountains just east of Panorama Hills, Temblor Range and the Western San Joaquin Valley 792 Comment
  UC52275  Eriogonum parvifolium Mrs. R. W. Summers 1873-4-15 San Luis Obispo San Luis Mt. Comment
  UCR27653  Eriogonum parvifolium John C. Roos 1948-8-26 3969 San Luis Obispo 3 miles SE of Morro Bay 14 Comment
  CAS-BOT-BC257888  Eriogonum parvifolium W. R. Dudley 1893-12-30 s.n. San Luis Obispo Pecho Mts. near Port Hartford Comment
  OBI29563  Eriogonum parvifolium Melissa Luckow 1981-6-25 704 San Luis Obispo Coastal area just N of San Simeon Beach Comment
  SBBG47358  Eriogonum parvifolium J. Copeland 1973-9-8 1025 San Luis Obispo near springs, 7 mi E of jct of St Hwys 1 and 41 Comment
  POM148052  Eriogonum parvifolium var. parvifolium Alice Eastwood 1927-7-31 15012 San Luis Obispo Along road from Morro to Atascadero Comment
  RSA667315  Eriogonum parvifolium var. parvifolium George K. Helmkamp, E. A. Helmkamp 2000-6-15 5692 San Luis Obispo Coastal strand between Los Osos and sand dunes W of the end of Howard St. 15 Comment
  RSA420007  Eriogonum parvifolium var. paynei Thekla Mohr 1911-07 1510 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC268371  Eriogonum roseum Ernest C. Twisselmann 1954-9-10 1570 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: 6 miles east of Cholame 563 Comment
  CAS-BOT-BC268391  Eriogonum roseum R. F. Hoover 1966-9-16 10067 San Luis Obispo Creston Comment
  RSA195233  Eriogonum roseum E. C. Twisselmann 1967-8-11 13550 San Luis Obispo Moutai Springs Canyon, 2 mi. west of Paso Robles. 549 Comment
  SBBG104428  Eriogonum roseum F. L. Johnson, N. A. McCarty 1993-10-16 ROB 760 San Luis Obispo San Marcos Rd at Nacimiento Rd Comment
  OBI65742  Eriogonum saxatile D. R. Miller 1994-8-23 894 -527 San Luis Obispo Pine Mt region. On 'Back Side Rd' ; Tobacco Crk drainage 800 Comment
  CDA22661  Eriogonum temblorense J. T. Howell, E. C. Twisselmann 1969-4-14 45497 San Luis Obispo Polonio Pass. Comment
  OBI10933  Eriogonum viridescens Robert F. Hoover 1946-6-30 6218 San Luis Obispo La Panza district Comment
  RSA0019357  Eriogonum viridescens Greg Wilvert 2005-5-20 431 San Luis Obispo Southeast half of the Caliente Range: 2.1 km WNW of Quail Springs Reservoir. 1129 Comment
  OBI57584  Eriophyllum confertiflorum Austin P. Griffiths 1980-6-21 s.n. San Luis Obispo Morro Bay Sand Dunes, SE of Shark Inlet, Morro Bay Comment
  CAS-BOT-BC304101  Eriophyllum confertiflorum Ernest C. Twisselmann 1955-5-27 2032 San Luis Obispo La Panza Range. Upper Navajo Canyon 762 Comment
  UC1285410  Eriophyllum confertiflorum var. confertiflorum R. F. Hoover 1947-3-29 6803 San Luis Obispo 5 mi e of Creston (on La Panza road) Comment
  UCR190591  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 2005-4-22 9407 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  SBBG18207  Eriophyllum multicaule C. B. Hardham 1960-3-27 5243 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida 304 Comment
  CHSC118626  Eriophyllum staechadifolium Richard R. Halse 2016-3-21 9661 San Luis Obispo Along State Hwy. 1, ca. 3 miles north of San Simeon. 7 Comment
  UC1285255  Erodium botrys R. F. Hoover 1958-4-7 8439 San Luis Obispo Atascadero Comment
  OBI14112  Erodium botrys B. A. Smith 1966-4-7 12 San Luis Obispo Just off hwy 1 at Oceano Comment
  UC1314930  Erodium brachycarpum R. F. Hoover 1967-4-5 10338 San Luis Obispo near summit w of East Branch Huerhuero Creek (on Highway 58) Comment
  HSC91860  Erodium cicutarium Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI31352  Erodium cicutarium Joy Nishida, Robert Allen 1982-4-10 229 San Luis Obispo American Cyn. 1.5 mi S of campground, at unlocked gate on side of dirt rd 506 Comment
  SBBG94010  Erodium cicutarium S. A. Junak 1990-4-17 4161 San Luis Obispo just N of USFS Rd 29S11.3, along W side of rd to KSBY TV towers, E end of Cuesta Ridge Botanical Area, ca. 2.6 mi W of US Hwy 101 716 Comment
  OBI78675  Erodium cicutarium Rocky Thompson 1980-4-28 11 San Luis Obispo Las Pilitas Ranch Comment
  UC1130308  Erodium macrophyllum T. M. Hendrix 1937-4-26 90 San Luis Obispo 1.5 mi e Highland School; Pozo Quad. 579 Comment
  OBI35253  Erodium moschatum H. E. Jones 1981-5-18 10 San Luis Obispo Point Piedras Blancas Comment
  OBI54324  Eryngium aristulatum var. hooveri David J. Keil 1996-6-25 25916 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo Comment
  UC106357  Eryngium armatum Mrs. K. Curran 1898-6-1 San Luis Obispo San Simeon Comment
  UC410850  Eryngium armatum Alice Eastwood 1928-5-18 15149 a San Luis Obispo San Simeon Bay near Cambria; San Simeon Bay Comment
  CDA34842  Eryngium spinosepalum David J. Keil 1998-8-19 27993 San Luis Obispo Carrizo Plain. Seven Mile Road at Brythe road (0.3 miles from Soda lake Road). Comment
  UC1122963  Eryngium vaseyi T. M. Hendrix 1937-5-26 224 San Luis Obispo 6 1/2 mi. e.-s.e. Highland School; Pozo Quad. Comment
  CAS-BOT-BC54473  Erysimum capitatum Ernest C. Twisselmann 1955-6-16 2147 San Luis Obispo La Panza Range. Queen Bee Road, 0.2 mile south of Pozo Grade Summit. 798 Comment
  OBI15035  Erysimum capitatum var. capitatum Eben McMillan 1952-5-25 129 San Luis Obispo Choice Valley, 1 mi S, 8 mi E Shandon Comment
  POM272952  Erysimum capitatum var. capitatum Anonymous 1897-11-12 1533 San Luis Obispo Paso Robles. Comment
  SEINET7072473  Erysimum capitatum var. capitatum A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  CAS-BOT-BC55224  Erysimum suffrutescens Mrs. R. W. Summers 1890-5-1 s.n. San Luis Obispo Unspecified. Comment
  OBI4923  Erysimum suffrutescens Aart C. De Vos 1963-4-30 97 San Luis Obispo 2 mi S of Morro Bay Comment
  UC1034722  Erysimum suffrutescens G. B. and R. P. Rossbach 1938-5-6 825 San Luis Obispo one-third way up inland face of Morro Rock; Morro Bay Comment
  SEINET7040094  Erysimum teretifolium A. G. Vestal 1963-1 San Luis Obispo Comment
  OBI74297  Erythranthe androsacea Theo Fitanides, Anthony Baniaga 2010-4-10 108 San Luis Obispo Tierra Redonda Mtn BLM ACEC 604 Comment
  OBI35337  Erythranthe arvensis Melody Dickens 1981-3-30 70 San Luis Obispo Morro Rock, Morro Bay. In a couple of locations S face near base Comment
  OBI54895  Erythranthe cardinalis David J. Keil 1996-9-13 26048 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  UCR76498  Eschscholzia caespitosa George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, south end of Morro Bay & SW of Baywood Park 9 Comment
  SEINET10871886  Eschscholzia californica David B. Dunn, Howard Brown 1946-5-12 Dunn 2334 San Luis Obispo Collected near templeton, going up through a pass in the coast range. Comment
  RSA201520  Eschscholzia californica var. crocea Robert F. Hoover 1952-4-8 8084 San Luis Obispo Just west of summit of Temblor Range on McKittrick road. Comment
  SBBG119648  Eschscholzia hypecoides E. Painter, M. Wetherwax 2000-5-16 CR 64 San Luis Obispo steep scree slope upstream from Twin Bridges, Nacimiento River; Camp Roberts 160 Comment
  UC10067  Eschscholzia hypecoides Jos. Burtt Davy May, 1901 7572 San Luis Obispo Templeton Comment
  HSC91686  Eucalyptus camaldulensis Susan H. Bicknell 1988-8-19 San Luis Obispo Montana de Oro State Park. Comment
  HSC91677  Eucalyptus globulus Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro, MDO4 Comment
  UCR202913  Eucalyptus globulus George K. Helmkamp, E. A. Helmkamp 2000-3-15 5337 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  OBI53410  Eucalyptus globulus Arthur W. Hazebrook 1993-5-23 230 San Luis Obispo Nipomo Dunes complex, NE portion of Big Coreopsis Hill Comment
  CDA43338  Eucalyptus robusta David J. Keil 2011-11-5 31149 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach. Comment
  OBI33664  Eucalyptus sideroxylon Bill White 1970-3-7 22 San Luis Obispo Located E side of Sci N bldg, Cal Poly campus Comment
  OBI39487  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16001 San Luis Obispo Warrens' cabin at base of Cypress Mtn ca. 8 mi from Santa Rosa crk rd on Cypress mtn rd Comment
  UCR161964  Eucrypta chrysanthemifolia var. chrysanthemifolia George K. Helmkamp, E. A. Helmkamp 2005-2-14 8901 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  OBI35655  Eucrypta chrysanthemifolia var. chrysanthemifolia S. M. Inman 1983-5-14 58 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd 49 Comment
  CAS-BOT-BC207081  Euphorbia ocellata Ernest C. Twisselmann 1954-7-17 1431 San Luis Obispo Palo Prieta Creek, 3 miles south of Cholame - Temblor Range and the Western San Joaquin Valley 487 Comment
  SBBG67752  Euphorbia peplus R. Hoffmann 1930-4-19 San Luis Obispo dunes, Oceano Comment
  RSA432468A  Euphorbia peplus Ralph Hoffmann 1930-4-19 s.n. San Luis Obispo Sandy border of pool in dunes. Comment
  OBI5568  Extriplex californica Sharon Jochums 1974-5-19 253 San Luis Obispo Area W fo hwy 1 and E of small spit N of Piedras Blancas Point Comment
  OBI66536  Festuca arundinacea David J. Keil 1997-5-8 26247 San Luis Obispo Along highway 1, 1.2 miles south of turnoff to hearst san simeon state historic monument, just north of little pico creek bridge. 15 Comment
  OBI72750  Festuca microstachys Anthony Baniaga, Daniel Chavez 2010-3-14 43 San Luis Obispo Flora of Tierra Redonda Mountain BLM ACEC. Comment
  SBBG93970  Festuca microstachys S. A. Junak 1990-5-15 4338 San Luis Obispo W Cuesta Ridge at saddle at W end of Cuesta Ridge Botanical Area along S side of W Cuesta Ridge Rd, ca. 5.6 mi W of US Hwy 101 731 Comment
  SBBG109760  Festuca microstachys var. microstachys C. B. Hardham 1961-5-17 7074 San Luis Obispo 1 mi W of Ocean View Mine; N of Cambria Comment
  SBBG109216  Festuca microstachys var. pauciflora C. B. Hardham 1958-5-10 3309 San Luis Obispo Cypress Mtn Comment
  OBI21874  Festuca myuros Robert F. Hoover 1964-4-14 8717 San Luis Obispo San Luis Obispo Comment
  OBI2557  Festuca myuros Larry E. Brown 1970-3-17 1746 San Luis Obispo Along roadside of Los Osos Valley rd near Baywood Park Comment
  OBI30913  Festuca perennis Julie M. Vanderwier 1979-5-28 52 San Luis Obispo Indian Knob Tar Sands Comment
  OBI6251  Festuca perennis Robert J. Rodin 1970-5-5 8396 San Luis Obispo Nature Preserve, Camp San Luis Obispo 15 Comment
  OBI74382  Festuca temulenta Theo Fitanides, Anthony Baniaga 2010-5-7 159 San Luis Obispo Tierra Redonda Mtn BLM ACEC 471 Comment
  OBI35420  Foeniculum vulgare Melody Dickens 1980-4-16 4 San Luis Obispo Morro rock, Morro Bay Comment
  RSA756108  Forestiera pubescens David J. Keil, Lynne Dee Althouse 2002-4-22 29805 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389N x 120.581W) and gravel pit road east of Garden Farms. Comment
  CAS-BOT-BC52671  Frangula californica subsp. californica R. F. Hoover 1946-10-27 6537 San Luis Obispo Canyon opening south into Cuyama River opposite Pioneer Grove (which is in Santa Barbara Co.) Comment
  CAS-BOT-BC53594  Frangula californica subsp. tomentella R. F. Hoover 1946-9-22 6438 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI69965  Frangula californica subsp. tomentella D. R. Miller 2006-6-13 606 .836 San Luis Obispo PIne Mtn region; Along ridge rd, this plant is from near Horse Draw, SE 1/4 of sec 11 of T26S R8E, Tobacco Crk drainage 880 Comment
  OBI3625  Fraxinus velutina Mary Kidd 1971-8-1 158 San Luis Obispo Cal Poly campus; growing along College Way, W side of campus Comment
  OBI27006  Fremontodendron californicum James Courtney 1980-12-20 25 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  OBI7357  Fremontodendron californicum Mark Fresh 1976-2-24 4 San Luis Obispo 150 ft due N of Diablo dorm, on Cal Poly Comment
  POM98566  Fritillaria affinis Philip A. Munz 1925-3-25 9253 San Luis Obispo Pismo Creek, 3 miles from Pismo. Comment
  CAS-BOT-BC130231  Fritillaria agrestis R. F. Hoover 1949-4-21 7621 San Luis Obispo 14 mi. E. of Creston on La Panza Road Comment
  OBI28815  Fritillaria agrestis David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14460 San Luis Obispo 10 mi E of jctn with Calif Rte 227 along Calif Rte 58 Comment
  SBBG108262  Fritillaria biflora C. B. Hardham 1958-2-25 2848 San Luis Obispo Tassajera Cyn Comment
  UC1296314  Fritillaria biflora R. F. Hoover 1958-3-6 8413 San Luis Obispo s of mouth of Toro Creek (between Morro Bay and Cayucos) Comment
  CDA25977  Fumaria capreolata David J. Keil 2006-6-7 30456 -1 San Luis Obispo Broad Street at Stenner Creek bridge. Urban riparian corridor. Shaded bank above creek. Comment
  JEPS52794  Galium andrewsii subsp. intermedium Lauramay T. Dempster, Dempster, and Hardham 1964-11-22 4073 San Luis Obispo sw Paso Robles (n-facing slope); Kiler Canyon 304 Comment
  OBI5524  Galium aparine Sharon Jochums 1974-4-10 137 San Luis Obispo W of hwy 1 on marine terr of Point San Simeon Comment
  UCSB70429  Galium californicum H., B.; N., C. 1989-5-18 San Luis Obispo Miossi property Comment
  UC455882  Galium californicum subsp. maritimum E. P. Unangst 1906-1 San Luis Obispo Stenner Creek Comment
  OBI9927  Galium hardhamiae Roman Gankin 1965-1 s.n. San Luis Obispo Santa Lucia Range. Burnett Peak Comment
  CDA26359  Galium parisiense David J. Keil, Lawrence M. Kelly, Kathryn Bay, Frieda Wertman 1988-11-12 21200 San Luis Obispo Lopez Canyon between French Boy Scout Camp and Lopez Conference Ground. Elevation: circa 600 feet. 0 Comment
  RSA770018  Galium parisiense David J. Keil 2000-5-31 28789 San Luis Obispo Highway 46 between Cambria and Paso Robles, about 9.5 miles east of junction with Highway 1 Comment
  OBI47377  Galium porrigens David J. Keil 1985-3-26 18471 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI56527  Galium porrigens var. porrigens David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1977 San Luis Obispo Along "Chaparral Rd" near the E end of the Botanical Area, below TV antennas Comment
  UC1562807  Galium porrigens var. porrigens Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6830 San Luis Obispo along stream Hearst Ranch, Arroyo de la Cruz (within 3 mi of Hwy 1, ca 7 air mi n of San Simeon) 30 Comment
  UCR160290  Gamochaeta ustulata George K. Helmkamp 2004-5-1 8556 San Luis Obispo Central Coast, south of Arroyo Grande along Calif. Hwy 1, south of Callender Rd beside Conoco-Phillips refinery 30 Comment
  OBI16410  Gamochaeta ustulata Robert F. Hoover 1949-5-7 7661 San Luis Obispo Piedras Blancas Point (just N of) Comment
  LA40316  Garrya veatchii Roxana S. Ferris; 1939-6-20 9792 San Luis Obispo Peachy Canyon, 4 mi. W of Paso Robles Comment
  SBBG89250  Garrya veatchii C. F. Smith 1989-4-11 San Luis Obispo ridge W of Hi Mtn 975 Comment
  UCR160382  Gastridium ventricosum George K. Helmkamp, E. A. Helmkamp 2005-6-9 9620 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
  OBI78802  Gazania linearis David J. Keil 2013-9-5 32026 -1 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
  CDA4132  Genista T. C. Fuller 1968-5-22 17074 San Luis Obispo Ardath Drive south of Pembrook Drive, Cambria. 0 Comment
  OBI72481  Genista monspessulana M. Wetherwax & E. L. Painter, Neil Havlik 2003-5-30 SLO- 341 San Luis Obispo Camp San Luis Obispo. Camp SLO/Calif men's Colony prison interface 140 Comment
  OBI7627  Genista monspessulana Christian Smith 1975-5-2 2 -May-75 San Luis Obispo Cuesta Grade, about 1/2 mi from top Comment
  SEINET11261249  Geranium columbinum Robert L. Johnson 2015-7-29 4024 San Luis Obispo At bottom of beach access stairs off Kon Tiki Inn between Harbor View Ave and Harloe Ave. Pismo Beach.; 0 12 Comment
  OBI51171  Geranium dissectum Jan Barber 1993-7-3 38 San Luis Obispo San Simeon State Park. In ravine near fenceline NE of Washburn campground Comment
  OBI52728  Geranium molle D. R. Miller 1991-5-10 B- 2 -591 San Luis Obispo 1st gate up to, and along ridge rd, Pine Mtn area Comment
  OBI73442  Geranium molle David J. Keil, with Mike Mattina 2010-5-31 30789 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  SBBG49351  Gilia achilleifolia J. Copeland 1974-3-10 1052 San Luis Obispo Grand View Mesa, Nipomo Comment
  SBBG5842  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1958-5-7 3217 San Luis Obispo hills between Bee Rock and Nacimiento River Comment
  PGM6464  Gilia achilleifolia subsp. achilleifolia Beatrice F Howitt 1960-4-8 San Luis Obispo San Marcos Rd to Nacimiento Dam, Along road Comment
  UC1927726  Gilia achilleifolia subsp. achilleifolia D. R. Miller 1994-5-20 594 -370 San Luis Obispo along Coles Road in (Will Hearst property) Marmolejo Creek drainage 750 Comment
  UC23734  Gilia achilleifolia subsp. multicaulis Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  PASA776  Gilia capitata Margaret Stason 5/32 San Luis Obispo Near Arroyo Grande Comment
  CDA17366  Gilia minor G. F. Hrusa, G. Wilvert 2005-4-1 16415 San Luis Obispo Caliente Range; Immed. W and above Lawson Spring. W end of Padrone Cyn. Rd. 853 Comment
  UCD81788  Gilia minor CA Dept. of Fish and Game 2008-4-8 CARR 0073 San Luis Obispo San Luis Obispo County: CDFG Carrizo Plain Ecological Reserve. 719 Comment
  CAS-BOT-BC225557  Gilia tenuiflora Ernest C. Twisselmann 1967-5-8 13008 San Luis Obispo Slope north of Shell Creek, La Panza Range 487 Comment
  HSC17021  Gilia tenuiflora L. S. Rose 1969-4-14 69026 San Luis Obispo 10 mi. SW of Shandon, Shell Canyon, N end of La Panza Range 427 Comment
  RSA605976  Gilia tenuiflora D. D. Keck, Jens Clausen 1935-4-9 3108 San Luis Obispo Summit of Polonio Pass, 5 miles E. of Cholame, on road to Lost Hills. 579 Comment
  RSA86607  Gilia tenuiflora Verne Grant 1954-4-27 9371 San Luis Obispo 8 miles W of Simmler. Comment
  UCSB38006  Gilia tenuiflora Edge, Lyda 1973-4-11 San Luis Obispo State Highway 58, west of Shell Creek Comment
Read comments
Mar 18 2014
  RSA128100  Githopsis diffusa subsp. diffusa Clare B. Hardham 1957-5-12 1906 San Luis Obispo Franklin Creek near Camp Natoma. Comment
  CAS-BOT-BC422483  Glaucium flavum Ernest C. Twisselmann 1956-5-12 2785 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley School 579 Comment
  SBBG82931  Glaux maritima C. F. Smith 1957-10-16 5645 San Luis Obispo Dune Lakes S of Oceano Comment
  UCR28938  Glycyrrhiza lepidota J. H. Nishida 1982-6-24 483 San Luis Obispo South Coast Range, 0.2 mi. south of American Canyon Campground 518 Comment
  UCR134408  Gnaphalium californicum George K. Helmkamp, E. A. Helmkamp 2001-4-29 6568 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
  UC57572  Gnaphalium palustre J. H. Barber 1898-6-20 San Luis Obispo Sta Ynez Canyon Comment
  CDA12516  Gnaphalium ramosissimum J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres NF. Vicinity of Mt. Lowe. Comment
  UC2027078  Grayia spinosa Greg Wilvert 2005-5-4 383 San Luis Obispo Southeast Half of the Caliente Range: Canyon to the E of Quail Canyon Comment
  RSA140221  Grindelia hirsutula Clare B. Hardham, C. Butterworth 1960-6-2 5982 San Luis Obispo Old Creek Rd. to Santa Rita Cr[eek]. Plants of the Santa Lucia Mountains. Comment
  SBBG18332  Grindelia hirsutula C. B. Hardham, C. Butterworth 1960-6-2 5982 San Luis Obispo Old Crk Rd to Santa Rita Crk Comment
  HSC91781  Hazardia squarrosa Susan H. Bicknell 1988-8-19 San Luis Obispo Montano de Oro State Park, MDO 8 Comment
  UC1285134  Hazardia stenolepis R. F. Hoover 1947-9-19 7403 San Luis Obispo foot of grade below Rinconada Mine (on road <?>) Comment
  SEINET1118631 Image available Hedychium gardnerianum David J. Keil 1977-8-6 12492 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  CAS-BOT-BC309505  Helenium puberulum R. F. Hoover 1964-8-14 9261 San Luis Obispo Jack Lake Comment
  OBI16337  Helenium puberulum Robert F. Hoover 1964-8-14 9261 San Luis Obispo Jack Lake Comment
  OBI78929  Helenium puberulum David J. Keil 2013-8-22 31923 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
  RSA19305  Helenium puberulum Alice Eastwood, J. T. Howell 1936-5-6 2219 San Luis Obispo Chorro Creek. Comment
  RSA18237  Helenium puberulum C. B. Wolf 1929-4-16 3613 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay Comment
  CAS-BOT-BC211499  Helianthemum scoparium R. F. Hoover 1957-8-28 8397 San Luis Obispo Rocky Butte Fire Lookout above San Simeon Comment
  HSC91836  Helianthemum scoparium Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  SBBG94141  Helianthus gracilentus T. J. Ayers with S. A. Junak 1989-6-22 757 San Luis Obispo below TV towers just E of West Cuesta Ridge Rd, 2.7 mi W of US Hwy 101 731 Comment
  UC1069474  Helianthus gracilentus G. T. Nordstrom 1937-6-13 1340 San Luis Obispo .6 mi s Klau; Adelaida Quadrangle Comment
  OBI55201  Helianthus gracilentus Greg Frugoli 1997-5-9 89 San Luis Obispo On Pozo Rd, W of the summit. La Panza Range, Los Padres, NF (hwy 58 burn area) 762 Comment
  OBI75162  Helichrysum petiolare David J. Keil 2011-5-18 31027 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. In planter near Building 5, Architectural and Environmental Design. 93 Comment
  OBI17821  Helminthotheca echioides Hans Wilgenburg 1977-8-11 20 San Luis Obispo Cal Poly campus; on Radio Hill Comment
  OBI5555  Helminthotheca echioides Sharon Jochums 1974-2-2 5 San Luis Obispo Just S of Arroyo de la Cruz, W of hwy 1 Comment
  OBI75023  Helminthotheca echioides Michael Walgren 2011-2-24 208 San Luis Obispo San Simeon State park. Along the first crk S of Arroyo de los Chinos, W of hwy 1 15 Comment
  CAS-BOT-BC309860  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-8-15 11546 San Luis Obispo Valley west of Mt. Bishop Comment
  UCD132998  Hemizonia congesta subsp. luzulifolia Daryl Koutnik 1978-6-19 535 San Luis Obispo San Luis Obispo County: west of Cerro Romauldo along Chorro Creek. 304 Comment
  CAS-BOT-BC309859  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-9-13 11588 San Luis Obispo Upper Jack Creek, west of Paso Robles Comment
  CAS-BOT-BC309880  Hemizonia congesta subsp. luzulifolia David D. Keck; Wm. M. Hiesey 1937-8-12 393 San Luis Obispo Opposite Hearst Ranch, San Simeon, along coast highway Comment
  OBI16227  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1969-8-1 11514 San Luis Obispo Near Perry Crk summit just S of Cambria Comment
  OBI53015  Hemizonia congesta subsp. luzulifolia Kristina Hand 1992-7-15 s.n. San Luis Obispo Ridge between Prefumo Cyn and See Cyn Comment
  UC1392632  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-9-13 11588 San Luis Obispo w of Paso Robles; Upper Jack Creek Comment
  SEINET7545190  Hemizonia halliana D. D. Keck, Wm. M. Heusi 1933-1 2170 San Luis Obispo 1.5 miles E of Cholame, on the dry flood plain of Cholame Creek 366 Comment
  UCR161104  Hemizonia pentactis George K. Helmkamp, E. A. Helmkamp 2005-6-12 9649 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  UC1284983  Hesperevax caulescens R. F. Hoover 1949-5-1 7648 San Luis Obispo at junction of Cottonwood and Polonio Pass Road; Cholame Valley Comment
  OBI39965  Hesperocyparis macrocarpa David J. Keil, Eric Wise 1983-8-30 17914 San Luis Obispo Black Lake cyn, S of Arroyo Grande Comment
  OBI7217  Hesperocyparis macrocarpa R. A. Hays 1957-10-12 s.n. San Luis Obispo Perfumo Cyn, San Luis Obispo Comment
  OBI8124  Hesperocyparis macrocarpa R. Catron 1976-1-18 s.n. San Luis Obispo Cultivated on Cal Poly campus, SLO Comment
  OBI33049  Hesperocyparis macrocarpa David J. Keil 1983-9-10 17962 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Ca. 0.5 mi N of hwy bridge over the Arroyo Comment
  OBI58343  Hesperolinon micranthum David J. Keil 1998-6-1 27561 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI11726  Hesperomecon linearis Neil Havlik 1968-4-20 163 San Luis Obispo Near old Bethal Rand, La Panza District, Los Padres Natl Forest Comment
  OBI17811  Hesperoyucca whipplei Lynne Dee Althouse 1977-5-23 108 San Luis Obispo Wolfe's horse ranch near San Luis High School 130 Comment
  CDA7028  Heteranthemis viscidihirta T. C. Fuller 1967-5-11 15817 San Luis Obispo Southwest of 16th & Warner Streets, Oceano. 0 Comment
  OBI57670  Heteranthemis viscidihirta Austin P. Griffiths 1980-7-2 s.n. San Luis Obispo Oceano Dunes Region. Bordering farmhouse and stabilized dunes, ca 2 mi S of Oceano. Showy display in old pasture at farm residence at SW corner of garden Comment
  SBBG112460  Heterocodon rariflorum D. Keil, K. Danielson, C. Smith, J. Sainz 1997-5-15 26283 San Luis Obispo fringe of Machesna Mtn Wilderness, ridge along rd past Castle Crags and slopes below to S Comment
  UCR80626  Heteromeles arbutifolia Don Pendleton 1992-3-15 92- 11 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  CAS-BOT-BC310942  Heterotheca grandiflora Ernest C. Twisselmann 1972-9-23 19280 San Luis Obispo T. Franklin Twisselmann home in Choice Valley 640 Comment
  CAS-BOT-BC310944  Heterotheca grandiflora Alice Eastwood 1927-4-7 14272 San Luis Obispo Morro Comment
  UC570112  Heterotheca grandiflora H. C. Lee 1936-3-18 518 San Luis Obispo 0.75 mi w Verdi; Arroyo Grande Quad. Comment
  OBI7018  Heterotheca grandiflora Marguerite Costigan 1972-10-28 38 San Luis Obispo In older dune area aobut 300 yds from ocean, 5/8 mi N of Morro rock, along Morro Strand Comment
  OBI81343  Heterotheca grandiflora David J. Keil 1988-9-23 21144 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd. to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  OBI33926  Heterotheca sessiliflora subsp. echioides David J. Keil 1983-10-23 18023 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  OBI16077  Hieracium argutum Robert F. Hoover 1969-7-17 11475 San Luis Obispo Just W of Cuesta Pass summit Comment
  UCSB59910  Hoita macrostachya Penkala, Brad; Ryan, P. 1987-7-17 San Luis Obispo Along Reservoir Canyon trail, 1/4 mile southeast of cattle guard at end of Reservoir Road, 1 mile north of San Luis Obispo off Hwy. 101 164 Comment
  SBBG18067  Hoita orbicularis C. B. Hardham 1960-6-17 6179 San Luis Obispo Pinus radiata woods, Cambria Comment
  UCSB26296  Hoita orbicularis Ketcham, A. 1968-5-25 San Luis Obispo Perfumo Canyon, 1.3 miles from Los Osos Valley Road Comment
  OBI78424  Hollisteria lanata Robert F. Hoover 1946-6-16 6168 San Luis Obispo 1 mi S of Simmler, Carrizo plain Comment
  OBI16068  Holocarpha heermannii Robert F. Hoover 1947-8-17 7383 San Luis Obispo Santa Rosa School near Cambria Comment
  UC771660  Holocarpha heermannii R. F. Hoover 1946-10-6 6477 San Luis Obispo Cottonwood Pass Comment
  JEPS32765  Holocarpha heermannii Ernest C. Twisselmann 1963-11-3 9075 San Luis Obispo 5 mi e of Cholame; Cottonwood Pass 495 Comment
  SBBG40554  Holocarpha virgata R. F. Hoover 1969-9-9 11581 San Luis Obispo rd to Nacimiento Dam, 12 mi NW of Paso Robles Comment
  OBI61074  Holodiscus discolor P. A. Holden 1968-6-5 345 San Luis Obispo In northern part of See Cyn Comment
  CAS-BOT-BC284672  Hordeum brachyantherum subsp. brachyantherum R. S. Ferris 1929-4-16 7672 San Luis Obispo 2 miles north Cayucos Comment
  CAS-BOT-BC289526  Hordeum brachyantherum subsp. californicum Clare B. Hardham 1957-5-12 1920 San Luis Obispo Green's Lake, Santa Lucia Mountains Comment
  UC454061  Hordeum brachyantherum subsp. californicum I. J. Condit Apr. 1908 San Luis Obispo near San Luis Obispo; near San Luis Obispo Comment
  JEPS116453  Hordeum murinum Alice Le Duc 1999-5-13 399 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI28264  Hordeum murinum Spasbo/Krystoff 1982-4-18 26 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  OBI60826  Hordeum murinum David J. Keil 1991-5-18 21536 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  HSC79581  Hordeum murinum subsp. leporinum Paul Bailey 1972-4-22 111 San Luis Obispo 1/2 mi. W of Cambria on the hillside of Santa Rosa Creek Lagoon. 15 Comment
  OBI67806  Horkelia cuneata subsp. cuneata Unknown 2003-5-1 SLO- 313 San Luis Obispo Camp San Luis Obispo. NW side of Cerro Romualdo Comment
  OBI28796  Horkelia cuneata subsp. puberula Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 740 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna river crossesthe road Comment
  SBBG93936  Horkelia cuneata var. cuneata C. F. Smith 1952-4-23 3280 San Luis Obispo Nipomo Mesa, W of Nipomo and N of Guadalupe Comment
  SBBG45116  Horkelia cuneata var. cuneata L. W. Edge 1972-5-7 136 San Luis Obispo Santa Ysabel Avenue, Baywood Park Comment
  CAS-BOT-BC148585  Horkelia cuneata var. puberula Clare B. Hardham 1958-7-22 3764 San Luis Obispo Atascadero - Santa Lucia Mountains Comment
  OBI13200  Hosackia gracilis Robert F. Hoover 1952-5-10 8165 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) Comment
  CAS-BOT-BC312552  Hulsea heterochroma R. F. Hoover 1950-5-6 7885 San Luis Obispo La Panza district Comment
  UC1101447  Hydrocotyle ranunculoides Malcolm A. Nobs and S. Galen Smith 1948-9-9 667 San Luis Obispo ca. 4 mi. s. Pismo Beach (Dune Lakes Gun CLub); Dune Lakes Gun CLub Comment
  OBI43558  Hypericum anagalloides David J. Keil, Eric Wise 1982-7-2 16271 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake cyn trl Comment
  UCR115818  Hypochaeris glabra George K. Helmkamp, E. A. Helmkamp 2000-6-15 5683 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  OBI33002  Hypochaeris glabra David J. Keil, Malcolm McLeod, and CNPS Rare plant committee 1983-5-1 16979 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  SD98916  Iris douglasiana Darley F. Howe 1977-5-17 San Luis Obispo South of the mouth of Arroyo de la Cruz. Comment
  OBI21065  Iris douglasiana Greg Garman 1968-5-9 8 San Luis Obispo Along bank of ravine opening off of Hazard Cyn about 30 yds below hwy, 5 mi from Los Osos Comment
  CAS-BOT-BC315703  Isocoma acradenia var. bracteosa R. F. Hoover 1966-10-8 10144 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  OBI51682  Isocoma acradenia var. bracteosa Ann Cochran 1986-7-19 28 San Luis Obispo Orchard at the corner of Cucamunga and Doris trail 579 Comment
  CAS-BOT-BC311677  Isocoma menziesii var. sedoides Roxana S. Ferris; Laura Lorraine 1950-8-14 12357 San Luis Obispo At San Simeon Creek, State Highway 1 Comment
  OBI77148  Isocoma menziesii var. sedoides David J. Keil 1981-5-25 14765 San Luis Obispo North of San Simeon in vicintiy of Arroyo de la Cruz. Near hwy 1 Comment
  OBI40152  Isolepis cernua David J. Keil 1981-4-25 14594 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  OBI36375  Iva axillaris David J. Keil, Lynne Dee Oyler and Rick Oyler 1983-6-26 17166 San Luis Obispo Shandon. Along San Juan Crk Comment
  UCD51400  Jarava speciosa Beecher Crampton 1964-5-18 6962 San Luis Obispo N.E. corner San Luis Obispo County near Kern County border, just east summit Cottonwood Pass, State Hwy.41. 609 Comment
  OBI79120  Jaumea carnosa David J. Keil 2011-11-9 31172 San Luis Obispo Pismo Beach. Beach and lagoon with low dunes at end of Addie Street, Mouth of Pismo Creek 0 Comment
  UCR34902  Jaumea carnosa L. B. Ziegler 1966-9-25 093 San Luis Obispo Central Coast, Morro Bay, Baywood Park, south end of bay 2 Comment
  CAS-BOT-BC101929  Juglans californica Chester Dudley 1939-4-1 s.n. San Luis Obispo Atascadero Canyon Comment
  OBI66856  Juncus balticus subsp. ater David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29585 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  UC1927765  Juncus bufonius var. bufonius David Keil 1998-5-13 27245 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  OBI58926  Juncus bufonius var. congestus David J. Keil 1998-6-8 27715 San Luis Obispo Bitterwater Rd., S of Cholame, 5 miles S of junction with Hwy 46 along Palo Prieto Creek. 591 Comment
  OBI81133  Juncus occidentalis David J. Keil, with Lynne Dee Oyler 1990-3-16 21341 San Luis Obispo Arroyo Grande West side of Oak Park Rd. Comment
  UC1146333  Juncus phaeocephalus R. F. Hoover 1950-5-15 7918 San Luis Obispo near nw end Laguna; San Luis Obispo Comment
  UCD141899  Juncus tiehmii Barbara Ertter; J. Strachan 1980-5-1 3397 San Luis Obispo San Luis Obispo County: Edge of Navajo Creek on west side of Forest Road 29S02 ca. 1.5 miles north of La Panza Guard Station, ca. 2.5 miles south of Highway 58, ca. 5 miles southeast of Black Mountain, La Panza Range, Los Padres National Forest. Comment
  OBI69532  Keckiella cordifolia David J. Keil, with V. L. Holland 2008-6-12 30543 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
  NY790214  Keckiella cordifolia B. J. Ertter 1989-6-10 8570 San Luis Obispo East side of Black Mountain ca. 20 air miles ENE of San Luis Obispo, head of McGinnis Creek above Navajo Campground Comment
  OBI74982  Kleinia ficoides Michael Stiles 2011-2-28 s.n. San Luis Obispo Cal Poly campus Comment
  OBI31736  Koeleria macrantha Smeltzer, Turnquist 1982-5-7 124 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI59088  Koeleria macrantha David J. Keil 1998-5-14 27266 San Luis Obispo Montana de Oro State Park. Valencia Peak burn area. Comment
  POM357028  Koeleria macrantha George B. Grant 1903-4-29 s.n. San Luis Obispo Paso Robles. Comment
  UC1132128  Koeleria macrantha T. M. Hendrix 1937-5-15 184 San Luis Obispo 6 3/4 mi ese Pozo; Los Padres National Forest, Pozo Quadrangle Comment
  RSA719909  Krascheninnikovia lanata Nancy Smith-Huerta 2004-4-16 s.n. San Luis Obispo Crocker canyon; head 1.9 miles N on Hurricane Road from Elkhorn Road. Turn left at fork in road. Comment
  UC1136409  Krascheninnikovia lanata N. French 1936-3-19 748 San Luis Obispo 1 mi. n.e. Spanish Ranch; Santa Barbara Nat'l Forest, McKittrick Quad. Comment
  SBBG95343  Krascheninnikovia lanata D. Keil, R. Riggins 1986-4-26 19244 San Luis Obispo SW flank of Temblor Range. 3.05 mi E of rd to center of Carrizo Plain (to RC Farm) on Elkhorn Rd and N, 0.25 mi to gate on unnamed dirt road 762 Comment
  UC1583642  Lactuca saligna David Keil 1983-9-10 17954 San Luis Obispo Arroyo de la Cruz Comment
  OBI15975  Lactuca saligna Robert F. Hoover 1965-9-15 9549 San Luis Obispo Summit on Pozo-Arroyo Grande rd Comment
  OBI47549  Lagophylla ramosissima David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19215 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58. T29S, R17E, NW corner of sect 26 Comment
  CAS-BOT-BC341622  Lagophylla ramosissima John Thomas Howell 1929-10-12 4473 San Luis Obispo 9.5 miles w. of Atascadero on road to Morro Comment
  CAS-BOT-BC341624  Lagophylla ramosissima Ira L. Wiggins 1929-5-24 3743 San Luis Obispo Above Shandon Comment
  OBI56734  Lagophylla ramosissima David J. Keil 1998-6-1 27552 San Luis Obispo E of Templeton on Cross Canyon Rd., 0.3 miles E of Lowes Canyon Rd. Comment
  OBI60705  Lagophylla ramosissima Ann Cochran 1986-7-19 32 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl 579 Comment
  RSA0039407  Lamarckia aurea LeRoy Gross, Evan Meyer 2014-4-15 6253 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  RSA305840  Lamarckia aurea James R. Shevock 1972-4-1 1531 San Luis Obispo Old Questa Grade 366 Comment
  JEPS99190  Lamium amplexicaule Clare B. Hardham 1957-3-24 1557 San Luis Obispo Peachy Canyon Road Santa Lucia Mountains Comment
  OBI13683  Lamium amplexicaule Katherine Walling 1967-1-21 s.n. San Luis Obispo Paso Robles, 18th and Vine St Comment
  SD231053  Lasthenia californica James R. Shevock, Jack Zaninovich 1983-3-30 10214 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 12.8 miles northwest from California highway 33/166. 800 Comment
  UCR97540  Lasthenia ferrisiae George K. Helmkamp, E. A. Helmkamp 1997-3-8 1407 San Luis Obispo Inner Coast Range, Carrizo Plain; 30.1 mi. NW of Calif. Hwy 166 on Soda Lake Rd., at San Diego Creek Rd near edge of Soda Lake 610 Comment
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Nov 6 2015
  SBBG95827  Lasthenia fremontii D. Keil 1986-3-22 19069 San Luis Obispo Carissa Plain, N of Soda Lake, 2.4 mi E of Soda Lake Rd on Belmont Trail 579 Comment
  UC1363791  Lasthenia fremontii Robert Ornduff 1958-4-3 4865 San Luis Obispo 1.1 mi s Simmler (on road to Simmler) Comment
  SBBG123134  Lasthenia glaberrima D. Keil 2002-4-4 29788 San Luis Obispo vicinity of farm ponds N of Santa Margarita, E of Hwy 101; Santa Margarita Ranch 298 Comment
  SD245276  Lasthenia glaberrima David Keil 2002-4-4 29788 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Maargarita and east of US 101. 299 Comment
  CAS-BOT-BC355495  Lasthenia glaberrima Clare B. Hardham 1963-6-5 10733 San Luis Obispo Bryson Comment
  SBBG133036  Lasthenia glaberrima D. Keil 2000-5-24 28730 San Luis Obispo ca. 4.2 mi S of railroad crossing (In Santa Margarita) on Pozo Rd; Santa Margarita Ranch Comment
  UC1284951  Lasthenia glaberrima R. F. Hoover 1964-5-11 8755 San Luis Obispo 4 mi se Santa Margarita Comment
  UC579639  Lasthenia gracilis C. M. Belshaw 1936-3-19 1655 A San Luis Obispo 3 mi nw Parks Ranch; Nipomo Quadrangle, Saucelito Valley 213 Comment
  UC893760  Lasthenia gracilis Alice Eastwood and John Thomas Howell 1938-6-15 5971 San Luis Obispo between Cambria and San Simeon Comment
  UCR29466  Lasthenia gracilis Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-4-4 734 San Luis Obispo Huasna Rd, 0.5 mi NW of where the Huasna River crosses the road Comment
  UCR6179  Lasthenia gracilis C. M. Bringle 1967-3-20 s.n. San Luis Obispo Santa Margarita, exactly 4 mi east of Santa Margarita Cemetery at jct with hwy 58 and unnamed road. sign on corner says 'Ralph Bain Bulldozer Svc. 3mi.' Sign on gate to pasture says 'DuVeneck'. 1/4 mi west of gate 374 Comment
  UC1187672  Lasthenia leptalea Clare B. Hardham 1960-4-13 5416 San Luis Obispo hills s Bee Rock; Santa Lucia Mountains Comment
  CAS-BOT-BC370868  Lasthenia minor Chester Dudley 1940-1-1 s.n. San Luis Obispo Cambria Comment
  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-BC370859  Lasthenia minor Ernest C. Twisselmann 1967-4-27 12924 San Luis Obispo Mesa northeast of Piedras Blancas Point. 4 Comment
  CAS-BOT-BC370860  Lasthenia minor Ernest C. Twisselmann 1967-4-27 12924 San Luis Obispo Mesa northeast of Piedras Blancas Point. 4 Comment
  POM318885  Lathyrus Patricia Wilder 1965-4-10 1861 San Luis Obispo Canyon along Tassajara Creek, NW of Cuesta summit. 427 Comment
  POM98658  Lathyrus P. A. Munz 1925-3-25 9257 San Luis Obispo Pismo Creek, 3 miles from Pismo. Comment
  OBI66472  Lathyrus odoratus David J. Keil 2005-6-24 30404 San Luis Obispo Highway 1 north of San Simeon, 0.8 miles south of Arroyo Laguna bridge Comment
  SEINET7106283  Lathyrus odoratus D. Cann, A. Swanson; J. Fails; P. Cann 2002-5-4 571 San Luis Obispo Hills & roadside along Hwy 46 near Green Valley.; 0 76 Comment
  OBI42212  Lathyrus vestitus var. vestitus David J. Keil, Lynne Dee Oyler 1986-5-21 19528 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 85 Comment
  OBI55260  Lathyrus vestitus var. vestitus Greg Frugoli 1997-4-29 74 San Luis Obispo S of Queen Bee cmpgd approx 0.5 mi, La Panza range, Los Padres NF (hwy 58 burn) 658 Comment
  UCR115791  Lathyrus vestitus var. vestitus George K. Helmkamp, E. A. Helmkamp 2000-4-19 5371 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  UCR161910  Layia chrysanthemoides George K. Helmkamp, E. A. Helmkamp 2005-3-1 8985 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  CAS-BOT-BC322147  Layia gaillardioides R. F. Hoover 1964-5-13 8849 San Luis Obispo South Fork of Old Creek. Comment
  CAS-BOT-BC321633  Layia glandulosa R. F. Hoover 1947-4-2 6858 San Luis Obispo Upper Arroyo Grande 6 mi above County Park Comment
  OBI15847  Layia glandulosa Robert F. Hoover 1947-4-2 6858 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  OBI15856  Layia glandulosa Eben McMillan 1952-4-26 52 San Luis Obispo Gillis cyn. 2 mi S, 4 mi E of Shandon Comment
  RSA48494  Layia glandulosa subsp. glandulosa E. K. Balls 1948-6-5 7952 San Luis Obispo Between Pismo Beach and Guadalupe. 15 Comment
  CAS-BOT-BC327283  Layia hieracioides Alice Eastwood; John Thomas Howell 1936-5-8 2320 San Luis Obispo La Panza Mts. Comment
  CAS-BOT-BC327489  Layia jonesii R. F. Hoover 1948-4-14 7442 San Luis Obispo 2 mi NW of Cuyucos Comment
  UC575295  Layia munzii David D. Keck and J. Clausen 1935-4-10 3135 San Luis Obispo e side Soda Lake (Carrizo Plains); , e side Soda Lake 597 Comment
  UC1069765  Layia platyglossa E. Armstrong 1934-4-1 1101 San Luis Obispo Carrizo Plains La Panza Quad., Carrizo Plains Comment
  CAS-BOT-BC382135  Layia platyglossa Ernest C. Twisselmann 1968-3-28 14068 San Luis Obispo Temblor Range and Western San Joaquin Valley; Goldtree Hills, southwest of Grants Lake 594 Comment
  CAS-BOT-BC382146  Layia platyglossa R. F. Hoover 1948-4-17 7479 San Luis Obispo Cammatta Canyon Comment
  OBI22959  Layia platyglossa David J. Keil 1977-3-12 11956 San Luis Obispo S of Shandon, 5 mi N of State Rte 58 in game preserve area Comment
  UCD134003  Layia platyglossa Marc Meyer 1993-4-3 14 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 2 mi. NW of Soda Lake Rd. and Simmier Rd. on Soda Lake Rd., adjacent to Soda Lake. Comment
  RSA530120  Lembertia congdonii D. W. Taylor, G. Clifton 1988-3-12 9384 San Luis Obispo 0.8 mile NE of KCL Ranch. Comment
  OBI38516  Lemna minor Eric Wise 1982-7-2 1621 San Luis Obispo Oso Flaco Lake Comment
  OBI79110  Lemna minor David J. Keil 2011-11-13 31193 San Luis Obispo San Luis Obispo. Base of hillside behind restaurants and motels along Madonna Road 50 Comment
  CAS-BOT-BC534673  Lemna minuta Ernest C. Twisselmann 1956-8-8 3112 San Luis Obispo Ortega Spring, palo Prieta Canyon, Temblor Range and the Western San Joaquin Valley 426 Comment
  CDA25986  Leontodon taraxacoides subsp. taraxacoides David J. Keil 2006-9-21 30456 San Luis Obispo Campus, California Polytechnic State University. San Luis Obispo. Lawn area adjacent to Fisher Hall (building 33). Comment
  SBBG109254  Lepechinia calycina C. B. Hardham 1956-6-1 823 San Luis Obispo Adelaida Rd, E of Hilltop Ranch Comment
  CAS-BOT-BC221517  Lepechinia calycina David D. Keck 1933-5-4 2178 San Luis Obispo Headwaters of Las Tablas Creek, near summit of grade, east side of Cypress Mtn. Comment
  CAS-BOT-BC88724  Lepidium acutidens Ira L. Wiggins 1932-3-20 5786 San Luis Obispo In immediate vicinity of Cholame. Comment
  CAS-BOT-BC89012  Lepidium dictyotum Ernest C. Twisselmann 1955-4-22 1891 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley, 1.5 mile est of Palo Prieta Summit. 640 Comment
  UCD147063  Lepidium dictyotum var. dictyotum Rachelle Boul; T. Keeler-Wolf,A. Klein,D. Hickson,T. Johnson 2008-3-14 CARR 19 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains; the stand borders the main road of Soda Lake. 577 Comment
  OBI28135  Lepidium draba Rick Frelinger 1982-5-8 48 San Luis Obispo Salinas River 15 mi N of Atascadero, adj to US hwy 101 Comment
  CAS-BOT-BC89516  Lepidium jaredii H. D. Ripley; R. C. Barneby 1941-4-27 3290 San Luis Obispo South end of Soda Lake, Carrizo Plains. 670 Comment
  SBBG54819  Lepidium latifolium M. McLeod 1979-6-19 San Luis Obispo Morro Bay, 1 mi from St Hwy 1 on Hwy 41 Comment
  OBI64399  Lepidium nitidum David J. Keil 2001-3-28 29192 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  SBBG32867  Lepidium nitidum L. E. Allen 1967-4-13 San Luis Obispo N of Paso Robles near jct of Hwys 41 and 466 [46 and US 101} Comment
  OBI82371  Lepidium strictum David J. Keil 2016-2-25 33461 San Luis Obispo San Luis Obispo. South Hills Open Space 53 Comment
  JEPS97078  Leptochloa fascicularis F. L. Johnson and N. A. McCarthy 1993-10-16 ROB 762 San Luis Obispo 0.5 km N of Bee Rock Rd (on E. Perimeter rd); Camp Roberts Comment
  RSA759022  Leptochloa fusca subsp. fascicularis David J. Keil 2002-9-12 29923 San Luis Obispo North of Arroyo Grande, West Ormonde Road, about 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 West Ormonde Road. 107 Comment
  OBI59222  Leptochloa fusca subsp. uninervia David J. Keil 1998-6-8 27682 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  POM203690  Leptosiphon androsaceus I. L. Wiggins 1932-3-24 5839 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles. Comment
  RSA130633  Leptosiphon androsaceus R. W. Summers 1884-5-1 s.n. San Luis Obispo S. Lucia Mt. Summit 274 Comment
  CHSC63652  Leptosiphon liniflorus B. Castro; G. Kuenster 1989-5-24 310 San Luis Obispo Ca 2 mi NE of Santa Margarita, in hills above the Salinas R., along Hwy 58. 335 Comment
  UC2027551  Leptosiphon liniflorus Greg Wilvert 2005-4-30 350 San Luis Obispo Southeast Half of the Caliente Range: Along Padrones Canyon Road. Comment
  OBI23414  Leptosiphon liniflorus Robert F. Hoover 1969-10-6 11648 San Luis Obispo East end of Cuyama Valley near Kern County line. Comment
  RSA122134  Leptosiphon liniflorus T. M. Hendrix 1937-6-1 237 San Luis Obispo 2.6 miles northeast of Navajo. 564 Comment
  RSA344394  Leptosiphon liniflorus C. F. Smith 1950-5-4 2773 San Luis Obispo Off Creston-Simmler Road one-quarter mile north of Fernandez Creek crossing. Comment
  SBBG108199  Leptosiphon parviflorus C. B. Hardham 1957-4-25 1735 San Luis Obispo crest SE of Cypress Mtn Comment
  OBI83473  Leptospermum laevigatum Joshua Muller, Nic Clark, Lauren Hatter, Julia Sauer 2017-1-29 5 San Luis Obispo Pismo beach, Oceana dune trail. about 3/4 mile up the trial leading into the dunes on the west facing side of the trail. was found on a smaller offshoot of a trail from the main trail. 5 Comment
  OBI39114  Leptosyne calliopsidea David J. Keil 1978-3-19 12614 San Luis Obispo E of Calif Valley along hwy 58 in the Temblor range 488 Comment
  UCR122145  Lessingia filaginifolia var. filaginifolia George K. Helmkamp, E. A. Helmkamp 2000-4-21 5457 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  SBBG12621  Lessingia glandulifera var. glandulifera C. B. Hardham 1958-7-22 3763 San Luis Obispo Atascadero Comment
  OBI15769  Lessingia pectinata var. pectinata Robert F. Hoover 1964-7-11 9170 San Luis Obispo Price Cyn Comment
  UC74092  Lessingia pectinata var. pectinata Mrs. R. W. Summers 1886-8-1 San Luis Obispo Oso Flaco Comment
  UC1321254  Lessingia pectinata var. tenuipes R. F. Hoover 1966-9-16 10045 San Luis Obispo at mouth Rocky Canyon; Salinas River Comment
  SBBG109431  Lessingia tenuis C. B. Hardham 1962-6-22 10347 San Luis Obispo Nacimiento River, W of Cantinas Crk Comment
  CAS-BOT-BC330422  Lessingia tenuis Alice Eastwood; John Thomas Howell 1936-5-8 2343 San Luis Obispo 7 miles E of La Panza Comment
  CAS-BOT-BC330424  Lessingia tenuis Roxana S. Ferris 1955-5-25 12834 San Luis Obispo 7.5 mi E of Santa Margarita on N circuit rd of Park Hill District Comment
  UC337745  Leymus condensatus unknown May 1887 San Luis Obispo San Luis Obispo Comment
  OBI21609  Leymus condensatus Robert F. Hoover 1947-7-8 7285 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  UC1153380  Leymus mollis subsp. mollis R. F. Hoover 1947-2-19 6617 San Luis Obispo n. end of Morro Bay (at edge of beach) Comment
  UC771706  Leymus mollis subsp. mollis R. F. Hoover 1946-7-21 6243 San Luis Obispo Morro Bay; n end Comment
  UCD86658  Leymus triticoides T. M. Hendrix 1937-6-6 282 San Luis Obispo San Luis Obispo County: 1 mile NW of New District School. 396 Comment
  RSA786562  Leymus triticoides D. M. McF 1954-6-18 s.n. San Luis Obispo Dick Westerman Road. Arroyo Grande. 15 mi [from] ocean. 152 Comment
  CAS-BOT-BC130786  Lilium pardalinum R. F. Hoover 1950-6-21 8028 San Luis Obispo San Simeon Creek just below forks Comment
  SBBG124973  Limnanthes douglasii subsp. nivea C. B. Hardham 1958-3-29 2974 San Luis Obispo Morro Rd, Atascadero Comment
  OBI11599  Limonium californicum Robert F. Hoover 1946-9-21 6431 San Luis Obispo E shore of Morro bay, S of mouth of Chorro Crk Comment
  OBI4181  Limonium californicum Gary Hoskins 1968-10-17 2 San Luis Obispo Extreme N end of the Los Osos sand dunes Comment
  UC1872967  Limosella acaulis David Keil 2002-4-4 29785 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands N of Santa Margarita and E of US 101. 298 Comment
  CAS-BOT-BC226852  Linanthus californicus David D. Keck 1934-4-26 2817 San Luis Obispo 2 mi. W. of La Panza Comment
  CAS-BOT-BC226854  Linanthus californicus Lincoln Constance; Alan A. Beetle 1940-3-22 2531 San Luis Obispo Above Pozo Creek, 2 miles northeast of Pozo, La Panza Range 457 Comment
  SBBG118371  Linanthus californicus subsp. tomentosus D. Wilken with E. Painter, M. Wetherwax 2005-4-26 16226 San Luis Obispo just S of Jack Lake, ca. 0.7 km E of Lettuce Lake (densely tomentose) 600 Comment
  SJSU3347  Linanthus parryae C. W. Sharsmith 1962-4-19 6776 San Luis Obispo valley of Shell Cr, San Juan Cr drainage, c. 12 mi S of Shandon 414 Comment
  RSA0020770  Linanthus parviflorus Greg Wilvert 2005-4-16 236 San Luis Obispo 300 m S of Padrones Canyon Rd. 866 Comment
  UC1124047  Linanthus parviflorus E. Armstrong 1934-4-1 1096 San Luis Obispo 6 mi ne Pozo; Santa Barbara National Forest, Pozo Quad. 609 Comment
  OBI9476  Linaria dalmatica W. Frey 1959-11-13 483 San Luis Obispo Upper Toro Crk Rd, on Pierce Ranch Comment
  UC455274  Lithocarpus densiflorus I. J. Condit 1908-6-30 San Luis Obispo Cuesta Comment
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Apr 30 2018
  UC73124  Lithophragma cymbalaria F. E. Roadhouse 1905-4 177 San Luis Obispo San Luis Obispo Comment
  RSA608219  Lithophragma parviflorum var. parviflorum R. S. Woglum 1941-4-26 2966 San Luis Obispo San Joaquin Valley: Simmler; Carrizo Plain. . Comment
  CAS-BOT-BC342292  Logfia filaginoides Ira L. Wiggins 1929-4-16 3629 San Luis Obispo Hillside near Old Creek, 6 mi. N. of Moro Comment
  JEPS13597  Logfia filaginoides Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5246 San Luis Obispo e base La Panza Range (La Panza Public Camp); Los Padres National Forest, La Panza Range 655 Comment
  UCR163651  Lolium multiflorum George K. Helmkamp, E. A. Helmkamp 2005-3-25 9215 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
  CAS-BOT-BC283242  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
  IRVC29048  Lolium perenne G. K. Helmkamp 2003-9-26 8182 San Luis Obispo southwest edge of Oceano at the edge of sand dune recreation area Central Coast 6 Comment
  UCR96391  Lolium perenne subsp. multiflorum George K. Helmkamp 1996-9-22 1208 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  UC333885  Lolium temulentum unknown San Luis Obispo San Luis Obispo Comment
  OBI70883  Lomatium David J. Keil 2009-5-10 30604 San Luis Obispo California Highway 1, 1.8 mi n of Arroyo de la Cruz. Hears San Simeon State Park. Comment
  OBI8933  Lomatium californicum Robert F. Hoover 1948-5-22 7539 San Luis Obispo W of Paso Robles on rd to Adelaida Comment
  SBBG117997  Lomatium caruifolium M. Wetherwax, E. Painter 2002-2-27 SLO 209 San Luis Obispo near Chorro Crk Rd, SW of Chorro Reservoir; Camp San Luis Obispo 300 Comment
  UCR1399  Lomatium caruifolium Frank C. Vasek 1960-4-9 600409- 08 San Luis Obispo Central Coast, Cerro Romauldo Mountain, along State Hwy l, 3 miles northwest of Camp San Luis Obispo gate 366 Comment
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1
  RSA0062687  Lomatium dasycarpum Charles D. Dunn 1972-4-15 s.n. San Luis Obispo Perfumo Canyon. 121 Comment
  OBI31934  Lomatium parvifolium David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15686 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI51753  Lomatium parvifolium R. Mike Arens 1994-3-26 25 San Luis Obispo Calif State Polytechnic College Campus, San Luis Obispo, CA 152 Comment
  UC875190  Lomatium parvifolium Marcus E. Jones, A. M. 1882-5-5 3226 San Luis Obispo San Luis Obispo Comment
  UCR42862  Lomatium parvifolium David J. Keil 1979-4-29 13056 San Luis Obispo Upper Prefumo Canyon Road Comment
  SD130304  Lomatium parvifolium George Helmkamp 1990-4-1 San Luis Obispo West Cuesta Ridge, around 3 miles west of U.S. Highway 101 669 Comment
  CHSC101740  Lomatium utriculatum Robert F. Thorne; P. Everett 1963-4-18 31487 San Luis Obispo Across from Twisselman Ranch house, ca. 8.2 miles SSE of Cholame. 518 Comment
  OBI31348  Lomatium utriculatum Joy Nishida, Robert Allen 1982-4-10 225 San Luis Obispo 1.5 mi south of American Canyon campground, at unlocked gate on side of dirt road 506 Comment
  OBI8848  Lomatium utriculatum Robert J. Rodin 1954-4-3 5941 San Luis Obispo East side of Bishop's peak, SLO Comment
  SBBG107571  Lomatium utriculatum C. B. Hardham 1958-5-5 3194 San Luis Obispo 8.7 mi S of Paso Robles-Simmler Rd, Carissa Plains Comment
  HSC38877  Lomatium utriculatum J. P. Smith 1973-3-21 5896 San Luis Obispo 5 mi. E of Atascadero on Hwy. 41 305 Comment
  OBI81537  Lomatium utriculatum Tracey Call, Viola Call 1963-4-1 2168 San Luis Obispo 2 miles south of Atascadero Comment
  SEINET7040140  Lomatium utriculatum A. G. Vestal 1962-4-10 San Luis Obispo Ca 7 miles northwest of Soda Lake. UTM Zone 11, 240491mE, 3912022mN. Comment
  UC716209  Lomatium utriculatum Roxana S. Ferris 1939-5-21 9753 San Luis Obispo 6 mi. e. of Huerhuero Creek on the Creston-Shandon rd. Huerhuero Creek Comment
  OBI66917  Lonicera interrupta David J. Keil, with V. L. Holland 2001-5-24 29500 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  RSA303564  Lonicera involucrata J. R. Shevock 1971-4-4 875 San Luis Obispo Along Coon Creek, Montana de Oro. 30 Comment
  RSA781227  Lonicera involucrata var. ledebourii A. C. Sanders 2011-2-21 38732 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  OBI19641  Lonicera subspicata Robert F. Hoover 1946-10-19 6503 San Luis Obispo East slope of La Panza Range Comment
  PASA1087  Lotus grandiflorus Margaret Stason May 1932 329 San Luis Obispo near summit of the Pozo Mts. Comment
  RSA90297  Lotus grandiflorus var. grandiflorus Margaret Stason 1932-05 329 San Luis Obispo Near summit of Poza Mts. Comment
  UC1285183  Lotus junceus R. F. Hoover 1964-6-5 8910 San Luis Obispo ridge se Cuesta Pass Comment
  VVC2850  Lotus micranthus Tim Thomas, George Ross II & III 2014-4-23 6268 San Luis Obispo South Coast Range, Irish Hills, 0.2 miles below Glenrose Spring along Coon Ck. 277 Comment
  SEINET7063200  Lotus purshianus A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. UTM Zone 10, 710144mE, 3944489mN. (WGS84/NAD83). 244 Comment
  UC638995  Lotus purshianus var. purshianus B. E. and H. J. Miossi 1940-7-25 263 San Luis Obispo 5 mi w Edna (on Edna-Pismo Beach road, near Pismo Creek) 45 Comment
  RSA43234  Lotus scoparius Robert F. Hoover 1946-7-21 6240 San Luis Obispo North end of Morro Bay Comment
  UC1129148  Lotus scoparius T. M. Hendrix 1937-6-9 288 San Luis Obispo 3.75 mi ene Pozo; Los Padres National Forest, Pozo Quad. 228 Comment
  UCR100927  Lotus wrangelianus George K. Helmkamp, E. A. Helmkamp 1998-4-8 3214 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  UCR122141  Lotus wrangelianus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5453 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  RSA175072  Ludwigia peploides subsp. peploides Robert F. Thorne, Percy C. Everett 1962-10-3 31427 San Luis Obispo Margin of Oso Flaco Lake. 8 Comment
  OBI19265  Lupinus albifrons Russell Gorman 1956-4-6 33 San Luis Obispo Los Berros Cyn, approx 4 mi N of Nipomo Comment
  SBBG17714  Lupinus albifrons D. Emery 1950-3-23 San Luis Obispo Cal-Poly Campus Comment
  OBI33361  Lupinus albifrons David J. Keil 1982-3-20 15756 San Luis Obispo San Luis Range in Irish Hills along dirt road leading from See Cyn rd to Hibberd Preserve Comment
  OBI72535  Lupinus albifrons M. Wetherwax & E. L. Painter, E. L. Painter 2003-3-5 SLO- 296 San Luis Obispo Camp San Luis Obispo. NW of Chorro Reservoir 150 Comment
  CAS-BOT-BC201600  Lupinus albifrons var. albifrons M. M. Miles 1886-1-1 79 San Luis Obispo San Luis Obispo Comment
  RSA407002  Lupinus albifrons var. albifrons Lester Rowntree 1929-7-9 1925 San Luis Obispo Above San Simeon. Comment
  CAS-BOT-BC201597  Lupinus albifrons var. albifrons Ernest C. Twisselmann 1972-4-1 18598 San Luis Obispo East summit of the Pozo-Lopez Lake road 365 Comment
  CAS-BOT-BC201608  Lupinus albifrons var. albifrons Charles Piper Smith 1932-5-21 4678 San Luis Obispo Arroyo Grande, 10 miles up Upper Arroyo Road Comment
  SBBG29363  Lupinus benthamii C. B. Hardham 1959-5-6 4398 San Luis Obispo shores of Nacimiento Lake Comment
  OBI083271  Lupinus benthamii Rhonda Riggins 1982-5-14 1400 San Luis Obispo Los Padres National Forest. Agua Escondido Rd. 1.4 mi S Stoney Creek Rd., 0.2 mi N Agua Escondido Campground. Roadside edging chaparral. La Panza Formation. Comment
  OBI67820  Lupinus benthamii M. Wetherwax & E. L. Painter, J. Wetherwax 2001-4-19 CR- 221 San Luis Obispo Camp Roberts, Above Nacimiento River, on steep cliffs between Tower Rd and Twin bridges. UTMS NAD27 zone 10S 693863E, 3959302N 200 Comment
  OBI31144  Lupinus bicolor Julie M. Vanderwier 1979-5-5 13 San Luis Obispo Indian Knob Tar Sands Comment
  UCSB26158  Lupinus bicolor Wilken, Dieter 1969-4-13 San Luis Obispo California State Highway 58; 5.5 miles east of Cammatti Canyon Road Comment
  OBI43700  Lupinus cervinus Rhonda Riggins, David J. Keil, Richard A. Pimentel, D. R. Miller 1985-4-27 1523 San Luis Obispo Pine Mtn, Santa Lucia Range. Along USFS road 7 mi NNW circle 3 ranch gate Comment
  RSA522508  Lupinus cervinus R. Riggins, D. J. Keil, R. A. Pimentel, D. R. Miller 1985-4-27 1523 San Luis Obispo Santa Lucia Range; Pine Mountain; Along USFS Road, 7 miles NNW Circle 3 Ranch gate. Comment
  CAS-BOT-BC215052  Lupinus chamissonis Hoffman 1930-4-19 7 San Luis Obispo Sand dunes, Oceano Comment
  CAS-BOT-BC215054  Lupinus chamissonis R. F. Hoover 1946-7-14 6227 San Luis Obispo N end of Morro Bay Comment
  JEPS85206  Lupinus chamissonis Roy E. Buck 1987-4-12 560 San Luis Obispo nw of park entrance road Montana de Oro State Park (on sw-trending sand ridge overlooking ocean on nw side of Hazard Canyon); , Hazard Canyon 45 Comment
  OBI79708  Lupinus concinnus David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31376 San Luis Obispo San Luis Range (Irish Hills). Ruda Road 482 Comment
  RSA799212  Lupinus concinnus Forrest Freund, J. Mark Porter 2013-3-19 119 San Luis Obispo La Panza Range. Along California Highway 58 (Calf Canyon Highway), 0.9 miles west of the junction with Golden Lane and 0.9 miles east of the junction with County Road 229. Roadside along a steep road-cut. 812 Comment
  SBBG3571  Lupinus concinnus C. B. Hardham 1958-3-31 2986 San Luis Obispo intersection of Shell Crk Rd and Camatta Rd Comment
  UCR190595  Lupinus concinnus George K. Helmkamp, E. A. Helmkamp 2005-4-22 9400 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  OBI27312  Lupinus hirsutissimus Robert L. Allen 1981-4-26 239 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  CAS-BOT-BC207228  Lupinus ludovicianus R. F. Hoover 1966-4-27 9847 San Luis Obispo 4 miles north of Pozo Comment
  RSA659060  Lupinus microcarpus R. Riggins 1979-5-12 1177 San Luis Obispo Nacimiento Road 0.6 mi N Nacimiento Dam. Comment
  RSA659100  Lupinus microcarpus R. Riggins 1978-5-9 1150 San Luis Obispo Hwy. 166, 2.7 mi E Cuyama River, 3.2 mi E Sierra Madre Rd. Comment
  SEINET7063610 Image available Lupinus microcarpus var. densiflorus A. G. Vestal 1947-4-12 s.n. San Luis Obispo Terrace in Cuyama Valley and the Cuyama River. UTM Zone 10, 765849mE, 3889100mN. (WGS84/NAD83). 396 Comment
  JEPS108063  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1182 San Luis Obispo Eagle Ranch Road, 0.3 mi S Santa Barbara Road N of Santa Margarita exit US 101 Comment
  OBI48269  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-6 1146 San Luis Obispo Roadside soil dump, El Camino Real 0.3 mi E US 101 at Santa Margarita exit Comment
  CDA27483  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1139 San Luis Obispo Wash at base of Crocker Canyon, Hurricane Road and County Road 285. West side of Temblor Range. 0 Comment
  SBBG114109  Lupinus microcarpus var. horizontalis R. Riggins 1979-5-5 1155 San Luis Obispo Elkhorn Trail Rd (Co Rd 285) 4.8 mi SE Hurricane Rd; W slope Temblor Range 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
  OBI48445  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
  OBI48483  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1181 San Luis Obispo Steep rd cut on El Pomar Rd 0.1 mi S of jctn with Vaquero Dr paralleling Salinas River, N Templeton Comment
  SEINET239860  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1144 San Luis Obispo Huerhuero-La Panza Rd. 0.2 mi NW Hwy. 58. Comment
  OBI31606  Lupinus nanus Joy Nishida, Ginger King and Julie Oxford 1982-5-1 362 San Luis Obispo American Cyn, 1.2 mi S of campground, near unlocked gate 506 Comment
  OBI31791  Lupinus nanus Smeltzer, Turnquist 1982-4-12 23 San Luis Obispo On the SE side of Laguna Lake Park Comment
  RSA0060736  Lupinus nanus Daisie Huang 2006-4-13 06041337 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SBBG95300  Lupinus nanus D. Keil, R. Riggins, K. Bay 1986-4-26 19273 San Luis Obispo 0.9 mi NE of jct of Elkhorn Rd on Crocker Grade Rd 822 Comment
  UC149904  Lupinus nanus Katharine Brandegee San Luis Obispo Price Canyon; San Luis Obispo, Price Canyon Comment
  OBI17963  Lupinus nanus Robert F. Hoover 1952-4-20 8141 San Luis Obispo W base of Temblor Range near Crocker Grade Comment
  SD249210  Lupinus nanus Al Lindholm 1971-4-24 223 B San Luis Obispo Fizhugh property, 6.0 miles north of Cayucos, Santa Lucia Mountains. 120 Comment
  UCSC000399  Lupinus nanus N. K. Carlson 1936-3-18 151 San Luis Obispo 0.2 mile S. of Nipomo Hill - Arroyo Grande 125 Comment
  UC2062867  Lupinus nanus subsp. nanus Dunn and Brown 1946-5-12 2294 San Luis Obispo Atascadero. Comment
  CAS-BOT-BC8304  Lupinus nipomensis Alice Eastwood; John Thomas Howell 1937-4-23 3875 San Luis Obispo Nipomo Mesa Comment
  CLARK-A1045-1373  Lupinus polycarpus George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay; Morro Bay S 7.5'Q Comment
  UC149886 Image available Lupinus subvexus var. albilanatus Katharine Brandegee 1911-7-1 San Luis Obispo Paso Robles Comment
  RSA122408  Lupinus subvexus var. subvexus T. M. Hendrix 1937-4-26 105 San Luis Obispo 8.2 miles northeast of Black Mountain. 488 Comment
  OBI35742  Lupinus succulentus Allison Berry 1984-4-10 78 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  UCR163634  Lupinus truncatus George K. Helmkamp, E. A. Helmkamp 2005-3-30 9266 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  OBI79605  Luzula subsessilis David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31367 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  OBI20090  Lysimachia arvensis Monna Haugen 1971-5-10 10 San Luis Obispo Approx 1/2 mi N of Cal Poly campus; Poly Cyn Comment
  OBI37681  Lysimachia arvensis Eric Wise 1981-6-22 650 San Luis Obispo Lopez Water Treatment Reservoir Comment
  OBI10718  Lysimachia latifolia Robert F. Hoover 1964-5-12 8804 San Luis Obispo Upper Lopez Cyn Comment
  UC420700  Lythrum californicum J. E. Roadhouse 155 San Luis Obispo near San Luis Obispo Comment
  SBBG109664  Lythrum hyssopifolia C. B. Hardham 1960-6-17 6184 San Luis Obispo Cambria Comment
  OBI36953  Lythrum hyssopifolia Eric Wise 1981-6-26 667 San Luis Obispo Villa Crk Reservoir, Hwy 1 N of Cayucos Comment
  OBI54880  Madia elegans David J. Keil 1996-9-13 26023 San Luis Obispo Highway 58, just e of jctn w/Hwy 229, e of Santa Margarita. Comment
  OBI79574  Madia gracilis David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31602 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  UC57423  Madia gracilis J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mts. Comment
  OBI64132  Madia gracilis D. R. Miller 1994-4-30 494 .278 San Luis Obispo Pine Mt Region. From the creekway area of Tobacco Crk 350 Comment
  UC1558073  Madia radiata Clifton F. Smith 1950-3-18 2576 San Luis Obispo se Shandon (near Pinole Springs) Comment
  CAS-BOT-BC324525  Madia radiata David D. Keck; J. Clausen 1935-4-9 3105 San Luis Obispo 3.5 miles east of Cholame on road to Lost Hills 457 Comment
  CAS-BOT-BC324531  Madia radiata R. F. Hoover 1949-4-21 7627 San Luis Obispo 14 miles east of Creston on La Panza Road Comment
  OBI69779  Madia sativa D. R. Miller 1993-8-24 893 -47 San Luis Obispo Pine Mtn Region. Near N corner of the bldg at Ocean View Mine 853 Comment
  RSA69280  Maianthemum racemosum subsp. amplexicaule Margaret Stason 1930-4-14 8938 San Luis Obispo Near Templeton Comment
  UC1122015  Malacothamnus jonesii G. T. Nordstrom 1937-5-16 1246 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quadrangle Comment
  UC1122022  Malacothamnus jonesii F. H. Raymond 1930-11-8 125 San Luis Obispo Arroyo Grande Quadrangle, Picacho Comment
  CAS-BOT-BC216167  Malacothamnus palmeri Alice Eastwood 1926-4-28 13606 San Luis Obispo Cambria Comment
  UC1224757  Malacothrix californica R. F. Hoover 1964-6-6 8961 San Luis Obispo Los Osos Comment
  UC573222  Malacothrix californica G. T. Nordstrom 1937-4-14 1078 San Luis Obispo 2.8 mi se Williams Ranch; Adelaide Quadrangle 335 Comment
  UCR122168  Malacothrix californica George K. Helmkamp, E. A. Helmkamp 2000-4-22 5483 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  SEINET7016741  Malacothrix californica A. G. Vestal 1962-4-10 s.n. San Luis Obispo About 12 miles west of Simmler, 0.1 mile northwest of Pozo-Santa Margarita junction. Comment
  JEPS99075  Malacothrix clevelandii Clare B. Hardham 1961-4-30 6941 San Luis Obispo N of Cambria (Pine Mountains); Santa Lucia Mountains Comment
  RSA20405  Malacothrix clevelandii Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9440 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway 178. Comment
  UC1276301  Malacothrix coulteri R. F. Hoover 1952-4-8 8082 San Luis Obispo La Panza District Comment
  OBI62649  Malacothrix floccifera George Butterworth 2003-4-23 501 San Luis Obispo Chimineas. 40 yds E of Carrizo Cyn rd, 4.6 mi N of hwy 166 Comment
  UC2027423  Malacothrix floccifera Greg Wilvert 2005-4-17 268 San Luis Obispo Southeast Half of the Caliente Range. Quail Canyon. Comment
  CAS-BOT-BC347545  Malacothrix floccifera R. F. Hoover 1950-5-6 7883 San Luis Obispo Upper Navajo Creek, La Panza range Comment
  JEPS16763  Malacothrix incana Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-24 4325 San Luis Obispo about 5 mi s Oceano (nw of Oso Flaco Lake, immediately back of ocean beach) Comment
  JEPS34353  Malacothrix incana Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8828 San Luis Obispo n of mouth of Hazard Canyon (at southern end of Morro Bay); Morro Bay 30 Comment
  SDSU4802  Malacothrix incana D. F. Howe 1963-5-18 3489 San Luis Obispo Comment
  UC217390  Malacothrix incana H. M. Hall 1919-10-16 San Luis Obispo Oceano Comment
  RSA756004  Malosma laurina David J. Keil 2000-8-30 29102 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondonada Road Comment
  SBBG132538  Malosma laurina D. Keil, V. L. Holland 2009-6-16 30617 San Luis Obispo between San Luis Obispo and Arroyo Grande, area SE of intersection of California Hwy 227 (Carpenter Cyn Rd) and Noyes Rd in vicinity of high tension line corridor 170 Comment
  CAS-BOT-BC206681  Malva assurgentiflora R. F. Hoover 1946-12-15 6572 San Luis Obispo North end of Morrow Bay Comment
  OBI25706  Malva nicaeensis L. Brent 1981-3-5 28 San Luis Obispo 20' behind Woodside pool N. Just to the leftside of pathway walking from Highland Comment
  SEINET13752249 Image available Malva sylvestris Richard R. Halse 2015-1 9361 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. 3 Comment
  CAS-BOT-BC8175  Malvastrum fragrans Mary E. Wall 1935-5-28 s.n. San Luis Obispo Manta Margarita, El Dorado School Comment
  CAS-BOT-BC8176  Malvastrum palmeri Edward Palmer s.n. San Luis Obispo unspecified Comment
  CDA20424  Marah fabacea J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres NF, Cuesta Ridge East 0 Comment
  OBI80693  Marah fabacea Mary Devlin 2015-3-4 9 San Luis Obispo Campus of California Polytechnic State University, Poly Canyon, adjacent to Poly Canyon trail. Foothills of Santa Lucia Mountains, on slopes of rolling hills close to the creek floodplain. Slope of hillside leading down to the floodplain and riparian zone of SLO creek in red-brown soil with shale. 117 Comment
  JEPS35251  Marah fabacea R. F. Hoover 1947-2-5 6605 San Luis Obispo 1 mi n Hazard Canyon Comment
  OBI31105  Matricaria discoidea Julie M. Vanderwier 1979-3-29 108 San Luis Obispo Indian Knob tar Sands Comment
  CAS-BOT-BC348303  Matricaria occidentalis Ernest C. Twisselmann 1970-11-24 17569 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch at the summit of Palo Prieta Canyon 670 Comment
  JEPS64705  Matricaria occidentalis Ernest C. Twisselmann 1970-11-24 17569 San Luis Obispo Dorothy Twisselmann Ranch, at the summit of Palo Prieta Canyon Western San Joaquin Valley, Temblor Range 670 Comment
  CAS-BOT-BC422733  Meconella denticulata R. F. Hoover 1950-4-30 7860 San Luis Obispo E. slope of La Panza Range Comment
  UCR122502  Meconella linearis George K. Helmkamp, E. A. Helmkamp 2001-5-2 6612 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  OBI29251  Medicago polymorpha David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14544 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI60659  Medicago polymorpha Larry Kelly, David J. Keil 1988-10-1 251 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI64524  Melica californica David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28695 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  CAS-BOT-BC281369  Melica harfordii R. F. Hoover 1964-5-15 8885 San Luis Obispo Pine Top Mt S of San Carpoforo Creek Comment
  OBI47368  Melica imperfecta David J. Keil 1985-3-26 18480 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  UC573651  Melica imperfecta G. T. Nordstrom 1937-4-28 1133 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quad. 335 Comment
  OBI21997  Melica imperfecta Eben McMillan 1953-5-8 148 San Luis Obispo Two mi NE of Cholame Comment
  OBI69684  Melica imperfecta Steven A. Junak 1990-5-1 4272 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: at N edge of Cuesta Ridge botanical area, along power line access rd which intersects Tassajera Crk rd ca. 2.4 mi W of hwy 101, ca 1.1 rd mi S of Tassajera Crk rd 536 Comment
  UCD87923  Melica imperfecta R. M. Love 1942-4-20 20 San Luis Obispo San Luis Obispo County: N. of Guadalupe, Highway #1. Comment
  CAS-BOT-BC264258  Melica torreyana R. F. Hoover 1964-4-15 8732 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  JEPS97117  Melilotus albus M. D. Proctor and E. A. Young 1993-4-17 ROB 470 San Luis Obispo Fort Merriam, Camp San Luis Obispo Comment
  OBI40723  Melilotus indicus David J. Keil, Dirk R. Walters 1986-5-2 19354 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn. The cyn ws burned in July, 1985 in the Las Pilitas fire 305 Comment
  OBI70164  Melilotus indicus Bernard Miossi 1939-6-16 100 San Luis Obispo Along hwy 101, 1.5 mi N of San Luis Obispo 58 Comment
  UC55390  Melilotus indicus J. H. Barber 1898-7-20 San Luis Obispo Sta. Ynez Canyon Comment
  SBBG104529  Mentha canadensis F. L. Johnson, N. A. McCarty 1993-10-15 ROB 741 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG6408  Mentha canadensis C. B. Hardham 1958-9-8 3944 San Luis Obispo Nacimiento River bed below dam; Camp Roberts Comment
  RSA128079  Mentha suaveolens Clare B. Hardham 1958-9-17 3846 San Luis Obispo Santa Rita Creek, west of Templeton Comment
  OBI12484  Mentzelia affinis Robert F. Hoover 1950-4-14 7814 San Luis Obispo Directly E of Soda Lake, Carrizo Plain Comment
  OBI12493  Mentzelia affinis Robert F. Hoover 1952-4-10 8115 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  OBI28720  Mentzelia affinis Robert J. Rodin 1965-3-28 7130 San Luis Obispo Up San Juan Crk 4 mi from bridge on rd E of Pozo Comment
  RSA115613  Mentzelia affinis E. C. Twisselmann 1955-5-18 1994 San Luis Obispo San Juan River Valley, 8.6 miles south of Shandon 427 Comment
  OBI12513  Mentzelia micrantha Robert F. Hoover 1947-4-2 6863 San Luis Obispo Upper Arroyo Grande 6 mi above county park Comment
  OBI71597  Mentzelia micrantha D. R. Miller 1995-7-19 795 -590 San Luis Obispo Pine Mt region. Growing along rd edge below 2nd gate on Rocky Butte cut off rd, the drainage is San Simeon crk 914 Comment
  OBI64958  Mentzelia pectinata Greg Wilvert 2005-3-27 58 San Luis Obispo SE half of the Caliente Range. 200 m W of Pipeline Rd 849 Comment
  OBI28886  Mentzelia pectinata Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-5-2 855 San Luis Obispo County Rd 285, 13.8 mi SE of jctn with hwy 58. Crocker Cyn Comment
  CAS-BOT-BC428909  Micranthes californica R. F. Hoover 1967-4-5 10344 San Luis Obispo 19 miles east of Creston on La Panza road, on a branch of Navajo Creek Comment
  SBBG89184  Microseris campestris K. L. Chambers 1956-4-27 1024 San Luis Obispo St Hwy 166, ca. 5 mi W of Cottonwood Crk bridge over Cuyama River Comment
  OBI15619  Microseris douglasii Robert F. Hoover 1967-4-8 10378 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  OBI31620  Microseris douglasii Turnquist, Smeltzer 1982-5-1 79 San Luis Obispo On the NE side of Laguna Lake Park Comment
  UCR266504  Microseris douglasii David J. Keil 1979-7-1 13138 San Luis Obispo Ridge between Prefumo and See Canyons, c. 5. mi from the junction of Los Osos Valley Road and Prefumo Canyon Road 325 Comment
  OBI83620  Microseris douglasii subsp. douglasii David J. Keil, Travis Barrett 2016-3-23 33845 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch W of Avila Beach. Survey area 10. 120 Comment
  SEINET2442313  Microseris douglasii subsp. douglasii David Keil 2001-3-28 29219 San Luis Obispo Southeast of Cholame along Davis Rd, 1 mile southeast of California Water Project pipeline corridor. 378 Comment
  OBI2087  Microseris douglasii subsp. tenella Mrs. R. W. Summers 1886-3-26 San Luis Obispo San Luis Obispo Mtn, San Luis Obispo Comment
  SBBG117869  Microseris elegans E. Painter, M. Wetherwax 2003-5-1 SLO 326 San Luis Obispo between bog thistle exclosure and Chorro Crk; Camp San Luis Obispo 226 Comment
  POM223348  Microseris heterocarpa Alice Eastwood, John Thomas Howell 1935-3-25 2017 San Luis Obispo Cholame Comment
  OBI31439  Microsteris gracilis Joy Nishida, Julie Oxford 1982-4-16 309 San Luis Obispo 1.2 miles south of American Canyon CAmpground on a rock outcrop of decaying shale. Drainage immediately to side of outcrop. 506 Comment
  UCR266016  Mimulus aurantiacus Jill MacIntyre 1986-7-16 07 San Luis Obispo Cuesta Ridge West, top of ridge with view of San Luis Obispo and Morro Bay 671 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
  SFV18524  Mimulus aurantiacus H. Barnes 2002-3-17 8 San Luis Obispo Montana de Oro State Park. Pecho Valley Road, 4 km north of Coon Creek Trail parking lot. Southeast slope 21% 30 Comment
  OBI6667  Mimulus aurantiacus var. aurantiacus Greg Hasen 1975-7-15 34 San Luis Obispo Poly Cyn. N slope of botanical garden, just above stream Comment
  OBI9529  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1964-6-5 8905 San Luis Obispo Ridge SE of Cuesta Pass Comment
  UCSB23683  Mimulus aurantiacus var. aurantiacus McMinn, H. 1945-5-12 San Luis Obispo Road heading from Atascadero to Morro Bay, near Morro Bay 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
  OBI9536  Mimulus aurantiacus var. pubescens Robert F. Hoover 1946-6-16 6154 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  UC26928  Mimulus fremontii var. fremontii W. H. Brewer 1861-4-30 497 San Luis Obispo Atascadero Comment
  SBBG104914  Mimulus guttatus M. D. Proctor, E. A. Young 1993-3-20 ROB 284 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI37665  Mimulus guttatus Eric Wise 1982-5-17 1459 San Luis Obispo Spring W of Kerr lake MacMillan rd, 8.6 mi NE of hwy 46 on Whtie Crk Ranch Comment
  SBBG118186  Mimulus latidens E. Painter, M. Wetherwax, D. Wilken, D. Keil 1991-4-17 CR 186 San Luis Obispo SE of jct of W Perimeter and Bee Rock Rds; Camp Roberts 217 Comment
  JEPS60755  Mimulus pilosus Ernest C. Twisselmann and Donald J. Bedell 1969-7-5 15655 San Luis Obispo 5 mi s Paso Robles; Salinas River 182 Comment
  OBI79821  Mimulus rattanii D. R. Miller 2013-5-31 513 .1062 San Luis Obispo The Rocky Butte/Pine Mountain Region, From rocky serpentine outcrop on Tobacco Flats. 460 Comment
  OBI60635  Minuartia douglasii David J. Keil 1986-4-13 19167 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI74416  Minuartia douglasii Theo Fitanides, Anthony Baniaga 2010-4-23 135 San Luis Obispo Tierra Redonda Mtn BLM ACEC 604 Comment
  RSA132978  Minuartia douglasii Clare B. Hardham 1958-5-10 3304 San Luis Obispo Cypress Mountain. Comment
  CAS-BOT-BC384017  Mirabilis jalapa Ernest C. Twisselmann 1960-8-22 5995 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI58316  Mirabilis laevis var. crassifolia David J. Keil 1998-4-9 26665 San Luis Obispo USFS trailhead area on hwy 166 NE of Tepusquet Cyn rd Comment
  UCR38867  Mollugo verticillata David J. Keil 1983-10-21 17989 San Luis Obispo Hwy 229 just south of Creston, margin of Creston Lake Comment
  CAS-BOT-BC219868  Monardella breweri subsp. breweri R. F. Hoover 1946-6-29 6204 San Luis Obispo Atascadero Comment
  CAS-BOT-BC219860  Monardella breweri subsp. breweri R. F. Hoover 1950-6-2 7957 San Luis Obispo Near summit between head of Salinas R. & Stoney [Stony] Creek Comment
  OBI13645  Monardella breweri subsp. breweri Robert F. Hoover 1947-5-30 7227 San Luis Obispo Huasna River just below confluence of Arroyo Seco Comment
  CHSC67967  Monardella palmeri James D. Jokerst; J. Sorenson 1987-6-1 2904 San Luis Obispo SE edge of Cuesta Ridge Botanical Area, SE of road between microwave station and parking lot, within 50-100 ft of FS 29S11. Comment
  SBBG94008  Monardella palmeri S. A. Junak 1990-7-26 4424 San Luis Obispo N slope of W Cuesta Ridge in Cuesta Ridge Botanical Area ca. 0.4 mi NW of Pk 2478, at SW end of mine excavation along abandoned mine Rd which intersects W Cuesta Ridge Rd ca. 4 mi W of US Hwy 101 658 Comment
  OBI46209  Monardella sinuata subsp. sinuata David J. Keil 1982-6-27 16322 San Luis Obispo Hills overlooking Los Osos from the S Comment
  RSA797957  Monardella undulata E. A. Purer 1931-8-6 2236 San Luis Obispo Oceano. Comment
  UCSB29281  Monardella undulata Blakley, E. 1958-8-2 San Luis Obispo Dune Lake; 4 miles South of Oceano 3 Comment
  CDA17507  Monardella undulata Austin Griffiths, B. Garner, D. Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Morro Bay sandspit, E of S end of Morro Bay Estuary. Comment
  CAS-BOT-BC220282  Monardella undulata subsp. crispa R. F. Hoover 1964-8-14 9253 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC220284  Monardella undulata subsp. crispa R. F. Hoover 1947-7-10 7292 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe Arroyo Grande road Comment
  OBI58361  Monardella undulata subsp. crispa Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes. just inland from primary dunes N of Oso Flaco Crk Comment
  RSA42970  Monardella undulata var. frutescens Robert F. Hoover 1946-9-17 6421 San Luis Obispo Oceano. Comment
  OBI58179  Monardella villosa subsp. obispoensis David J. Keil 1998-8-26 28048 San Luis Obispo Los Padres National Forest. 2.2 road miles NW of Rock Front Ranch turnoff from Hwy 166 along Branch Creek Rd. (35 deg. 07.876' N x 120 deg. 07.289' W). Comment
  OBI78255  Monardella villosa subsp. obispoensis Robert F. Hoover 1946-6-30 6213 San Luis Obispo E side of La Panza Range, on a branch of Navajo Crk Comment
  UC771636  Monardella villosa subsp. obispoensis R. F. Hoover 1946-6-30 6213 San Luis Obispo On a branch of Navajo Creek (e side of range); La Panza Range Comment
  SBBG111559  Monardella villosa var. obispoensis C. B. Hardham 1960-6-17 6299 San Luis Obispo Cambria Comment
  OBI77938  Monolepis nuttalliana Robert F. Hoover 1949-5-1 7650 San Luis Obispo Cholame Valley, at jctn of Cottonwood and Polonio Pass rds Comment
  SBBG95831  Monolepis nuttalliana D. Keil, D. Walters 1986-3-22 19092 San Luis Obispo S end of Soda Lake at jct of Simmler-Soda Lake Rd with Soda Lake Rd 585 Comment
  JEPS20832  Monolopia congdonii W. L. Jepson 1932-4-3 16217 San Luis Obispo in region somewhat s by se of Soda Lake Panorama Hills; Carrizo Plain 609 Comment
  CAS-BOT-BC349538  Monolopia lanceolata Beatrice F. Howitt 1960-4-7 196 San Luis Obispo By the road about 1 mile from Cholame Comment
  JEPS31219  Monolopia lanceolata Ernest C. Twisselmann 1962-3-18 6703 San Luis Obispo hills at summit Palo Prieta Canyon; Temblor Range and Western San Joaquin Valley 655 Comment
  OBI23594  Monolopia lanceolata David J. Keil, Malcolm McLeod 1977-3-30 12185 San Luis Obispo Along Calif 58 in W foothills of Temblor range 640 Comment
  CAS-BOT-BC349679  Monolopia stricta David D. Keck; J. Clausen 1935-4-10 3143 San Luis Obispo East side of Soda Lake, Carrizo Plains [Plain] 610 Comment
  RSA587738  Monolopia stricta C. F. Smith 1993-4-23 12415 San Luis Obispo Along road to Caliente Mountain Range, at first hairpin turn ascending grade from Russell Ranch gate on flats at Cuyama Oil Field, lower Cuyama Valley. Comment
  OBI10801  Montia fontana Robert F. Hoover 1950-4-21 7853 San Luis Obispo Cambria Comment
  SD244792  Montia fontana David Keil 1998-4-7 26576 San Luis Obispo S of Creston on Hwy 229, 1.4 miles S of Rocky Canyon Road. 384 Comment
  OBI58236  Mucronea californica Austin P. Griffiths, G. F. Hrusa 1987-4-29 18146 San Luis Obispo Montana De Oro State Park. 5th swale of crest, N of Hazard Cyn Comment
  RSA165993  Mucronea californica E. R. Chandler 1960-6-15 880 San Luis Obispo Near Hwy 1, between Guadalupe and Oceano 15 Comment
  UCR24795  Mucronea californica George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Los Osos: just north of Martingale Avenue and Buckskin Drive 61 Comment
  CAS-BOT-BC109036  Mucronea californica Ernest C. Twisselmann 1956-6-1 2889 San Luis Obispo South end of Morro Bay, near Baywood Park. 30 Comment
  CAS-BOT-BC109045  Mucronea californica James L. Reveal 1988-5-26 6911 San Luis Obispo Along California Highway 58, 0.5 mile west of Shell Creek Road, 6 miles northwest of La Panza and 2.1 miles 411 Comment
  RSA279631  Mucronea californica James L. Reveal 1978-6-25 4761 San Luis Obispo Along Hwy 58, 0.4 mile west of the turnoff to Avenales Wildlife Area, 14.2 miles west of the La Panza turnoff and 17.4 iles east of Santa Margarita. 488 Comment
  SBBG17259  Mucronea perfoliata C. B. Hardham 1960-5-21 5848 San Luis Obispo Black Mtn, Highland District Comment
  OBI58467  Mucronea perfoliata David J. Keil 1998-5-20 27348 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  OBI28983  Muhlenbergia rigens David J. Keil 1982-6-4 16175 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
  UC423134  Muilla maritima Mrs. R. W. Summers 1882-6-8 San Luis Obispo Santa Margarita Comment
  UCR222398  Myoporum insulare Andrew Chen 2011-1-12 1750 San Luis Obispo Central Coast, city of Cayucos, mouth of Old Creek and all along adjacent Studio Drive 13 Comment
  OBI73159  Myoporum laetum Matt Ritter 2010-1-16 5034 San Luis Obispo Street Tree in San Luis Obispo Comment
  OBI78782  Myoporum laetum David J. Keil 2013-9-4 32022 San Luis Obispo Morro Bay State Park. South of Los Osos Middle School sports fields. 21 Comment
  OBI47386  Myosotis latifolia David J. Keil 1985-3-26 18462 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  RSA201716  Myosurus minimus subsp. apus Robert F. Hoover 1947-3-30 s.n. San Luis Obispo 1 mile south of Simmler, Carrizo Plain Comment
  RSA18098  Myrica californica Carl B. Wolf 1929-4-16 3649 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  SD232699  Myriophyllum aquaticum George Helmkamp 1996-9-21 1187 San Luis Obispo Santa Margarita Lake, floating in water near south picnic area. 395 Comment
  RSA126810  Nassella cernua H. C. Lee 1937-4-29 864 San Luis Obispo One mile north-northwest of Wellsona. 213 Comment
  CAS-BOT-BC260013  Nassella lepida Alice Eastwood; John Thomas Howell 1936-5-6 2212 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC260219  Nassella pulchra David D. Keck 1933-5-3 2114 San Luis Obispo 5 miles NE of Estrella on road to Parkfield, Inner South Coast Ranges, northern part of county Comment
  RSA126808  Nassella pulchra G. T. Nordstrom 1937-4-13 1057 San Luis Obispo Four miles northwest of Chimney Rock. 320 Comment
  RSA431563  Nasturtium officinale Edwin Kline 1920-06 s.n. San Luis Obispo Near Paso Robles Comment
  RSA522564  Nasturtium officinale E. Wise 1981-9-29 1244 San Luis Obispo Lopez Canyon, approx 6 miles NW of Hi Mtn Road. Comment
  UCR159844  Navarretia hamata George K. Helmkamp, E. A. Helmkamp 2005-6-12 9621 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  RSA0040004  Navarretia hamata subsp. parviloba LeRoy Gross, Marcel Beffort 2014-5-14 6461 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  RSA549971  Navarretia jaredii C. F. Smith 1991-6-25 12216 San Luis Obispo On Carrizo Plain side of Caliente Mountain ridge, just below summit. 1372 Comment
  CAS-BOT-BC230453  Navarretia mitracarpa Ira L. Wiggins 1929-5-23 3721 San Luis Obispo 10 miles E of Shandon Comment
  CAS-BOT-BC230446  Navarretia mitracarpa Clare B. Hardham 1959-5-20 4580 San Luis Obispo Santa Lucia Mountains. N of Nacimiento Dam Comment
  JEPS99398  Navarretia mitracarpa Clare B. Hardham 1964-6-25 12062 San Luis Obispo E of Santa Margarita (Rinconada Mine) Comment
  OBI11314  Navarretia mitracarpa Robert F. Hoover 1946-6-15 6147 San Luis Obispo Rinconada Mine, betw Santa Margarita and Pozo Comment
  OBI62692  Navarretia mitracarpa Jason Dart 2003-5-21 D 121 San Luis Obispo Santa Margarita Ranch, upper margin on Pond, 14, 0.7 mi NW of the intersection of Pozo Rd and Las Pilitas Rd 366 Comment
  OBI64737  Navarretia mitracarpa D. R. Miller 1994-6-7 694 -415 San Luis Obispo Pine Mt Region. From the rd way down E slope of Pine Mt: Tobacco crk drainage 762 Comment
  SBBG118006  Navarretia nigelliformis subsp. radians E. Painter, M. Wetherwax, K. Downing, C. Bratt 2000-5-17 CR 96 San Luis Obispo near Generals Rd [SSE of Nacimiento Ranch]; Camp Roberts 150 Comment
  SEINET10972554  Nemacladus secundiflorus Rimo Bacigalupi 1954-5-19 Bacigalupi 4504 San Luis Obispo Flood plain of East Fork Huerhuero Creek at crossing of road 1.1 miles south of Geneseo School, 3 miles north of Creston 305 Comment
  CAS-BOT-BC411019  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham 1957-5-26 1967 San Luis Obispo Intersection of Parkhill Rd. and Creston-Santa Margarita Road Comment
  CAS-BOT-BC416304  Nemacladus secundiflorus var. secundiflorus Roxana S. Ferris 1939-5-18 9744 San Luis Obispo Along Dry Creek, 4 miles S of Union Comment
  OBI20992  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi 1955-5-23 5184 San Luis Obispo E Branch of Huerhuero Crk, along rd from Geneseo School to Creston, 1/7 mi S of Genesseo School 323 Comment
  OBI54165  Nemophila menziesii David J. Keil, Kathleen Keil 1995-4-15 24850 San Luis Obispo Shell Crk, ca 1/2 mi N of jctn with Calif rte 58 Comment
  UCR28995  Nemophila menziesii J. H. Nishida, Melissa Luckow 1983-3-10 544 San Luis Obispo South Coast Range, 1.8 mi. south of American Canyon Campground 506 Comment
  UC564183  Nemophila menziesii Roxana S. Ferris 1935-3-29 9100 San Luis Obispo two mi s Simmler; Carriso Plain, s of Simmler Comment
  OBI79735  Nemophila pulchella David J. Keil, with Matt Ritter, George Butterworth and Jepson Herbarium Weekend Workshop participants 2012-4-20 31289 San Luis Obispo Carrizo Plains Ecological Preserve. Chimineas Ranch (California Department of Fish and Game). Canyon west of ranch headquarters Comment
  OBI80295  Nerium oleander Mia Claridy 2014-11-11 1 San Luis Obispo Park Street & Hillcrest Place, San Luis Obispo 71 Comment
  RSA212539  Nicotiana bigelovii E. C. Twisselmann, D. J. Bedell 1969-7-5 15657 San Luis Obispo Salinas River 5 miles S of Paso Robles 183 Comment
  OBI54419  Nuttallanthus texanus Matthew Arterburn 1997-4-8 34 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  OBI53275  Oemleria cerasiformis Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo San Luis Range. Hibbard Nature Preserve. Immediate across trail NW of corral, 2.5 mi from gate colony of 3. Comment
  SBBG23105  Oenanthe sarmentosa E. R. Chandler 1962-6-15 864 San Luis Obispo Oso Flaco Lake Comment
  UC454577  Oenothera elata subsp. hookeri I. J. Condit 1910-4-30 San Luis Obispo back of pavilion; Oceano, La Grande Beach Comment
  UC1928052  Opuntia vaseyi David Keil 2001-6-26 29623 San Luis Obispo Arroyo Grande, Camino Mercado, ca. 0.2 mile north from junction with west Branch Street. Comment
  CAS-BOT-BC500161  Orobanche fasciculata Mrs. R. W. Summers 1896-4-11 s.n. San Luis Obispo La Pansa Comment
  POM312035  Orthocarpus erianthus Keith C. Hughes 1961-2-5 338 San Luis Obispo Along State Highway 1, 0.5 miles north of San Simeon. Pacific slope drainage area. 91 Comment
  RSA0054978  Orthocarpus purpurascens W. M. Arbaugh 1968-5-10 191 San Luis Obispo Oceano. Comment
  OBI79341  Oxalis corniculata David J. Keil 2012-2-5 31212 San Luis Obispo Montana de Oro State Park. Western portion of San Luis Range along Coon Creek Trail 25 Comment
  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
  OBI66411  Oxalis latifolia David J. Keil, with Dave Hacker 2005-6-24 30389 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  UC1070124  Packera breweri W. A. Peterson 1937-4-16 710 San Luis Obispo 0.75 mi nne Carnoza Spring; La Panza Quad. 640 Comment
  OBI11844  Paeonia californica Robert F. Hoover 1967-2-18 10213 San Luis Obispo Diablo Cyn, San Luis Range Comment
  CAS-BOT-BC121263  Paeonia californica Roxana S. Ferris 1929-4-13 7511 San Luis Obispo North base of the Cuesta Grade Comment
  CAS-BOT-BC121283  Paeonia californica Marck Menke 2000-4-16 89 San Luis Obispo La Panza Range, Pozo Road east of Pozo Summit Comment
  JEPS55206  Paeonia californica Lois Chambers 1934-4-1 San Luis Obispo about 10 mi from Santa Margarita (on road from Simmler to Santa Margarita); Santa Barbara National Forest Reserve Comment
  OBI79638  Panicum miliaceum David J. Keil, with V. L. Holland 2013-1-11 31539 San Luis Obispo Morro Bay. Lemos Feed and Pet Supply, 1320 Main Street. Along creek between parking lot and on-ramp to California Highway 1 15 Comment
  OBI11700  Papaver californicum Robert F. Hoover 1947-3-26 6743 San Luis Obispo Price Cyn Comment
  CAS-BOT-BC272337  Pappostipa speciosa Ernest C. Twisselmann 1959-4-24 5083 San Luis Obispo Kelly's Canyon, Red Hills, Temblor Range and the Western San Joaquin Valley 502 Comment
  CAS-BOT-BC253963  Parapholis incurva R. F. Hoover 1949-5-3 7658 San Luis Obispo Avila Comment
  CAS-BOT-BC413377  Parietaria hespera var. californica Ira L. Wiggins 1929-4-16 3647 San Luis Obispo 8 miles north of Cayucos Comment
  UC463197  Parietaria hespera var. californica Roxana S. Ferris 1929-4-16 8029 San Luis Obispo 8 mi n Cayucos Comment
  CAS-BOT-BC413397  Parietaria hespera var. hespera R. F. Hoover 1947-3-16 6668 San Luis Obispo Coast just s. of Monterey Co. line Comment
  UC2027119  Pectocarya heterocarpa Greg Wilvert 2005-4-1 80 San Luis Obispo Southeast Half of Caliente Range: North edge of range Comment
  UC1069002  Pectocarya penicillata T. M. Hendrix 1937-4-22 77 San Luis Obispo 2.1 mi nnw Highland School 472 Comment
  UCD163520  Pectocarya pusilla CNPS Melinda Elster; Sara Taylor 2015-5-14 CARR- 658 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, off of Soda Lake Road. 624 Comment
  OBI66353  Pedicularis densiflora David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26263 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  OBI5291  Pelargonium X hortorum Elizabeth Gollub 1973-12-10 50 San Luis Obispo W side of Business Admin Bldg Comment
  UC1874943  Pellaea andromedifolia Ruth Kirkpatrick 2003-7-7 1164 San Luis Obispo Along Santa Rosa Creek Road, ca. 10.5 mi from Cambria. 289 Comment
  UC1063637  Pellaea mucronata var. mucronata W. A. Peterson 1937-3-20 648 San Luis Obispo 1 mi ssw La Panza; Santa Barbara Nat'l Forest, La Panza Quadrangle Comment
  RSA801738  Pennisetum glaucum D. M. McF 1952-10-14 s.n. San Luis Obispo Atascadero, Happy Valley Ranch. Comment
  RSA201622  Pennisetum setaceum Robert F. Hoover 1964-7-11 9189 San Luis Obispo Established by road side on Highway 1 (Santa Rosa Street) just west of town. Comment
Read comments
Mar 29 2015
  RSA585604  Pennisetum setaceum M. D. Proctor, E. A. Young 1993-3-23 ROB- 322 San Luis Obispo E. edge of Cantonment Area Comment
  OBI4435  Penstemon centranthifolius Robert J. Rodin 1968-6-14 8302 San Luis Obispo 2 mi E of Santa Margarita Comment
  UC27415  Penstemon centranthifolius Alice King Mar 1895 San Luis Obispo Arroyo Grande Comment
  UC690315  Penstemon heterophyllus var. heterophyllus H. M. Hall 1931-6-9 13155 San Luis Obispo on road to Cambria 2.4 mi w Templeton; South Coast Ranges, w of Templeton Comment
  OBI56833  Pentachaeta alsinoides David J. Keil 1998-4-20 26851 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  CAS-BOT-BC70263  Pentagramma triangularis subsp. triangularis H. W. Henshaw s.n. San Luis Obispo San Luis Obispo Comment
  OBI75675  Perideridia gairdneri D. R. Miller 2011-7-7 711 .969 San Luis Obispo Rocky Butte/Pine Mt region. Along road edge, Tobacco ridge rd, above Hearst stock pond 823 Comment
  OBI57351  Peritoma arborea David J. Keil 1998-5-11 27176 San Luis Obispo Caliente Range, 4.1 mi from Soda Lake Rd. along Selby Rd. Comment
  CAS-BOT-BC73750  Peritoma arborea var. globosa R. F. Hoover 1948-4-17 7478 San Luis Obispo Cammatti Canyon Comment
  OBI31701  Persicaria amphibia Turnquist, Smeltzer 1982-5-22 152 San Luis Obispo Laguna Lake Park in vicinity of the boat launching facilities Comment
  CAS-BOT-BC419067  Persicaria lapathifolia Ernest C. Twisselmann 1968-10-21 15036 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  CAS-BOT-BC419385  Persicaria punctata R. F. Hoover 1947-8-2 7351 San Luis Obispo Black Lake Canyon Comment
  OBI60589  Persicaria punctata Larry Kelly, David J. Keil 1988-10-1 302 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UC2027093  Phacelia cicutaria var. hispida Greg Wilvert 2005-4-23 289 San Luis Obispo Southeast Half of the Caliente Range: Above Lawson Spring Comment
  SEINET269106 Image available Phacelia cicutaria var. hubbyi G. Helmkamp 1994-5-18 91 -9 San Luis Obispo Alamo Cyn 7 mi E of US-101 on CA-166 then 4 mi N (generally NE of Twitchell reservoir). 213 Comment
  SBBG103411  Phacelia ciliata E. R. Blakley 1986-3-2 San Luis Obispo Soda Lake Comment
  UCR104787  Phacelia ciliata George K. Helmkamp, E. A. Helmkamp 1997-3-8 1401 San Luis Obispo Carrizo Plain. 10.4 mi. NW of Calif. Hwy 166 on Soda Lake Rd. 905 Comment
  OBI30160  Phacelia ciliata var. ciliata Robert J. Rodin 1962-4-1 6828 San Luis Obispo About 4 mi E of Cholame Comment
  OBI65068  Phacelia ciliata var. ciliata Greg Wilvert 2005-4-23 293 San Luis Obispo SE Half of the Caliente Range. 1.3 km NW of Lawson Spring 873 Comment
  UC1523527  Phacelia ciliata var. ciliata Robert F. Thorne and P. Everett 1963-4-18 31488 San Luis Obispo across from Twisselman Ranch house (8.2 mi sse of Cholame) 518 Comment
  OBI13833  Phacelia ciliata var. ciliata Robert F. Hoover 1952-4-10 8111 San Luis Obispo 5 mi S of Simmler, Carrizo Plain Comment
  OBI77449  Phacelia ciliata var. ciliata Nancy Warner 1990-4-1 s.n. San Luis Obispo Carrizo Plain Natural Area. W side of Goodwin Overlook; T31S, R19E, sec 11 Comment
  OBI30659  Phacelia distans David J. Keil 1981-5-19 14741 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  RSA150743  Phacelia distans Clare B. Hardham 1962-4-13 8983 San Luis Obispo South end Carissa Plains, hills on western side Comment
  SBBG107034  Phacelia distans C. B. Hardham 1957-5-4 1848 San Luis Obispo Tierra Redonda Comment
  UC54863  Phacelia distans Mrs. R. W. Summers 1882-3-17 576 San Luis Obispo base of mt. San Luis Mt. Comment
  SBBG65159  Phacelia douglasii C. B. Hardham 1958-5-5 3180 San Luis Obispo Atascadero Comment
  RSA112785  Phacelia douglasii H. D. Ripley, R. C. Barneby 1941-4-27 3284 San Luis Obispo Painted Rocks, Carrizo Plain. 915 Comment
  SD50994  Phacelia douglasii var. douglasii Darley F. Howe 1960-4-10 San Luis Obispo South of Morro Bay Comment
  OBI64942  Phacelia fremontii Greg Wilvert 2005-3-26 36 San Luis Obispo SE Half of the Caliente Range. Approx 3.2 km N of Wells Cyn on the N edge of the Caliente Range 826 Comment
  RSA0039721  Phacelia imbricata subsp. imbricata LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6500 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
  OBI59518  Phacelia imbricata var. imbricata David J. Keil, with V. L. Holland 2001-4-7 29242 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
  OBI37984  Phacelia malvifolia var. loasifolia David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18603 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
  OBI39684  Phacelia malvifolia var. loasifolia David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16004 San Luis Obispo Warrens' cabin at base of Cypress Mtn ca. 8 mi from Santa Rosa crk rd on Cypress mtn rd Comment
  OBI13748  Phacelia nemoralis Robert F. Hoover 1950-6-20 7983 San Luis Obispo 6 mi W of Templeton on rd to Cambria Comment
  SBBG104954  Phacelia ramosissima F. L. Johnson, E. A. Young 1993-5-25 ROB 585 San Luis Obispo W Perimeter Rd, 3 km S of Nacimiento Rd; Camp Roberts Comment
  SBBG107425  Phacelia ramosissima C. B. Hardham 1960-4-4 5317 San Luis Obispo mouth of Cantinas Crk 243 Comment
  CHSC111079  Phacelia tanacetifolia Richard R. Halse 2010-3-23 7838 San Luis Obispo Along County Road G14 just above the Nacimiento Dam or ca. one mile south of its junction with road G19. Comment
  JEPS86547  Phacelia tanacetifolia Roy E. Buck 1988-3-28 845 San Luis Obispo wnw-facing lower slope of canyon just above (s of) Fernandez Creek confluence (ca 28 air km ese of Atascadero); La Panza Range, canyon of Shell Creek 426 Comment
  OBI17759  Phacelia tanacetifolia Dave Imper 1977-4-7 96 San Luis Obispo Price Canyon Tarsands Project. Project location 1 mi SW of hwy 227 on Price Canyon rd 84 Comment
  PGM5963  Phacelia tanacetifolia Beatrice F Howitt 1958-4-28 San Luis Obispo Carissa Plains, Found on plains Comment
  RSA140137  Phacelia tanacetifolia Clare B. Hardham 1959-4-3 4190 San Luis Obispo Chimney Rock Ranch, north road to Adelaida. Comment
  RSA585892  Phacelia tanacetifolia M. D. Proctor, E. A. Young 1993-3-18 ROB 0242 San Luis Obispo Sulphur Spring Road in middle of Area R. Comment
  OBI13087  Phalaris aquatica Hans Wilgenburg 1977-8-11 27 San Luis Obispo Cal Poly campus, Radio Hill Comment
  OBI59212  Phalaris californica Michael Curto 2001-5-31 29527 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  UC1494003  Pholisma arenarium G. Yatskievych 1981-5-18 81 -180 San Luis Obispo road to Union 76 Refinery off Highway 1 (6 mi s of Oceano) 30 Comment
  OBI53500  Pholisma arenarium Arthur W. Hazebrook 1991-6-6 97 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  UC1069419  Pholistoma auritum B. Bolt 1936-4-21 679 San Luis Obispo 3 3/4 mi. n.e. of mouth Smith Creek; Santa arbara Nat'l Forest, Cayucos Quad. Comment
  UCR161908  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2005-3-1 8982 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  CHSC26312  Pholistoma membranaceum Dieter H. Wilken 1965-3-27 134 San Luis Obispo Crocker Grade, west slope of the Temblor Range. 762 Comment
  JEPS21183  Pholistoma membranaceum H. C. Lee 1937-3-27 791 San Luis Obispo 1 mi. n.e. Paso Robles; Paso Robles Quad. Comment
  SEINET7063742  Pholistoma membranaceum A. G. Vestal 1947-4-21 s.n. San Luis Obispo About 8.8 miles northeast of Estrella. UTM Zone 10, 707026mE, 3962643mN. (WGS84/NAD83). 215 Comment
  UC449907  Pholistoma membranaceum Mr. Benj. Cobb 1907-5-1 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC135014  Phoradendron bolleanum David Keil; Rhonda Riggins; Richard A. Pimentel; D. R. Miller 1985-4-27 18671 San Luis Obispo 18.4 miles from California Rte 1 along San Simeon Creek Road, N of Rocky Butte lookout 731 Comment
  CAS-BOT-BC135012  Phoradendron bolleanum Clare B. Hardham 1960-5-1 5958 San Luis Obispo Burnett Peak Comment
  OBI28636  Phoradendron densum Robert J. Rodin 1965-3-28 7122 San Luis Obispo Along road E of Simmler near E boundary of San Luis Obispo county Comment
  UC1078934  Phoradendron densum S. A. Cook 1958-4-2 397 San Luis Obispo 15 - 20 mi. s.e. Creston (on rd. to Simmler) Comment
  LA105636  Phoradendron leucarpum subsp. tomentosum Barry A. Prigge; 1989-7-3 9021 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 3.1 mi N of St Hwy 1 on San Bernardo Creek Rd; ca 5 air mi E of Morro Bay 134 Comment
  RSA573672  Phoradendron macrophyllum Vanessa Ashworth, Nigel Boyle 1994-10-16 67 San Luis Obispo Just S of Paso Robles, ca 1.5 mi W of Hwy 101 along Hwy 46, ca 0.5 mile S from intersection of Bethel Road with Hwy 46. Comment
  RSA586592  Phoradendron villosum subsp. villosum F. L. Johnson, M. D. Proctor 1993-2-19 ROB- 116 San Luis Obispo 1 km W of Boyscout Ford on Boyscout Rd. Comment
  OBI22104  Phragmites australis Robert F. Hoover 1966-10-7 10128 San Luis Obispo Cuyama River at oil fields W of New Cuyama Comment
  OBI8675  Phyla nodiflora R. R. LaBelle 1967-10-10 45 San Luis Obispo Laguna Lake, San luis Obispo. NE side of lake Comment
  OBI10126  Physocarpus capitatus Robert F. Hoover 1969-5-20 11318 San Luis Obispo Santa Lucia Range. Upper las Tablas Crk Comment
  RSA128118  Physocarpus capitatus Clare B. Hardham 1957-5-30 2076 San Luis Obispo Headwaters of Las Tablas Creek. Comment
  UCSC000405  Pickeringia montana T. M. Hendrix 1937-6-8 206 San Luis Obispo 2 miles W.N.W. of Hi Mt. Pozo 762 Comment
  UCR95916  Picris echioides George K. Helmkamp 1996-9-22 1201 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  OBI8066  Pinus torreyana William Langworthy 1977-4-15 s.n. San Luis Obispo Arroyo Grande, near the intersection of Noyes and Printz rd Comment
  OBI75176  Piperia David J. Keil, with Matt Ritter, Ken Haggard, et al. 2011-3-22 30986 San Luis Obispo Upper eastern slope of Santa Lucia Mountains. Tributary of Tassajara Canyon north of San Luis Obispo. Comment
  SBBG107752  Piperia elongata C. B. Hardham 1960-6-17 6300 San Luis Obispo Cambria Comment
  OBI64154  Piperia michaelii David J. Keil 2001-7-5 29637 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondanada Road. Comment
  CAS-BOT-BC254439  Piptatherum miliaceum Clare B. Hardham 1958-7-22 3766 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch, San Marcos Creek, 10 miles W of Paso Robles Comment
  OBI37715  Pistacia atlantica Ann Turnquist 1980-5-26 63 San Luis Obispo Ecological study area, Poly Canyon Comment
  OBI11672  Pittosporum undulatum Jack M. Farrell 1955-2-21 11 San Luis Obispo Cal Poly campus Comment
  OBI1382  Pityrogramma triangularis var. viridis Robert F. Hoover 1964-5-13 8819 San Luis Obispo Tassajera Creek. Comment
  SBBG104385  Plagiobothrys M. D. Proctor, E. A. Young 1993-3-19 ROB 268 San Luis Obispo 0.5 km N of Bee Rock Rd on E Perimeter Rd; Camp Roberts Comment
  SD260920  Plagiobothrys canescens Richard R. Halse 2016-3-23 9675 San Luis Obispo East of Paso Robles; along State Hwy 46, ca. 3.4 miles west of its junction with State Hwy. 41 W (Shandon Exit) 315 Comment
  UCD40574  Plagiobothrys canescens Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1539 San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. Visitor Center off of Soda Lake Road. 609 Comment
  OBI20902  Plagiobothrys infectivus Robert F. Hoover 1952-4-8 8075 San Luis Obispo La Panza district Comment
  OBI66488  Plagiobothrys nothofulvus David J. Keil 1995-3-31 24708 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon. Comment
  UC55713  Plagiobothrys nothofulvus Mrs. R. W. Summers 1882-3-20 San Luis Obispo Comment
  UC52206  Plagiobothrys nothofulvus Mrs. R. W. Summers 1882-3-20 San Luis Obispo Comment
  OBI66430  Plagiobothrys tenellus David J. Keil, with Kathleen A. Keil 1997-3-29 26115 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  SBBG107712  Plagiobothrys tenellus C. B. Hardham 1956-3-27 317 San Luis Obispo Chimney Rock area Comment
  UC1285283  Plagiobothrys tenellus R. F. Hoover 1947-3-29 6781 San Luis Obispo Atascadero Comment
  UC608540  Plagiobothrys tenellus C. A. Graham 1938-4-11 307 San Luis Obispo 1 mi s Bee Rock (canyon is a tributary of San Antonio River sw of Bradley); Bradley Quadrangle, Bee Rock Canyon 365 Comment
  SBBG15826  Plagiobothrys tenellus D. E. Breedlove 1962-3-29 2039 San Luis Obispo 19.1 mi W of Simmler, La Panza Range 594 Comment
  SBBG118269  Plagiobothrys trachycarpus K. Foster 1999-4-27 San Luis Obispo Training Area Y1, vernal pool plot Y1-15; Camp Roberts Comment
  SEINET11261145  Plagiobothrys trachycarpus David Keil 2000-5-27 28760 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
  CAS-BOT-BC228498  Plagiobothrys uncinatus M. Wetherwax; E. L. Painter 2003-4-13 CR- 430 San Luis Obispo Camp Roberts. Between Tower Road and top of cliff above Nacimiento River 260 Comment
  RSA182977  Plagiobothrys uncinatus Clare B. Hardham 1961-5-26 7137 San Luis Obispo Franklin Creek, west of Adelaida Comment
  OBI20173  Plantago elongata David J. Keil 1979-4-8 13029 San Luis Obispo 2 mi S of Calif Valley along Soda Lake Rd 579 Comment
  OBI31473  Plantago erecta Joy Nishida, Robert Allen 1982-4-10 266 San Luis Obispo American Cyn campground 536 Comment
  UC456034  Plantago erecta I. J. Condit 1908-4-1 San Luis Obispo Reservoir Canyon Comment
  OBI56517  Plantago erecta Steven A. Junak 1990-4-17 4159 San Luis Obispo Cuesta Ridge Botanical Area. Los Padres natl forest. Santa Lucia Mts, Cuesta Ridge: Just N of main rd (USFS rd #29S11.3) along W side of rd to KSBY Television towers, E end of Cuesta Ridge Botanical Area, about 2.6 mi W of hwy 101 716 Comment
  RSA585668  Plantago erecta M. D. Proctor, E. A. Young 1993-3-20 ROB- 286 San Luis Obispo 1 km NE of Chorro Res. Comment
  SEINET7042440  Plantago erecta A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  OBI36847  Plantago major Eric Wise 1981-7-10 928 San Luis Obispo Atascadero Lake Comment
  OBI36856  Plantago major Eric Wise 1981-10-23 1337 San Luis Obispo Sinton Middle Pond on Shell Creek Rd 8.0 mi N of hwy 58 Comment
  OBI11630  Plantago maritima Robert F. Hoover 1947-8-13 7371 San Luis Obispo S of Hazard Cyn Comment
  OBI11611  Platanus racemosa J. B. Carstens 1966-5-22 60 San Luis Obispo 6 mi up Lopez cyn in sandy soi along roadside Comment
  OBI11621  Platanus racemosa P. J. Justen 1966-4-30 26 San Luis Obispo Cal Poly campus near the steer unit aobut 25 ft from the dry creek bed Comment
  SBBG70053  Platystemon californicus M. M. Miles 1886-1 58 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC125223  Platystemon californicus K. Brandegee June, 1889 San Luis Obispo San Simeon Comment
  UCR29920.2  Platystemon californicus David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14520 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  CAS-BOT-BC92005  Platystemon californicus Clare B. Hardham 1956-3-23 259 San Luis Obispo Santa Lucia Mountains. Marquart Ranch. Comment
  SFV20433  Platystemon californicus S. Kimball 1999-4-17 30 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Swain Pasture, west side of Soda Lake Road. 700 Comment
  RSA201611  Platystemon californicus var. californicus Robert F. Hoover 1958-4-7 8440 San Luis Obispo Between Santa Margarita and Atascadero Comment
  OBI58823  Plectritis ciliosa David J. Keil 1998-4-9 26629 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  POM296256  Plectritis ciliosa subsp. insignis Philip A. Munz 1926-4-8 10125 San Luis Obispo Paso Robles Comment
  UC57491  Plectritis ciliosa subsp. insignis J. H. Barber 1901-4-24 A 9 San Luis Obispo Estrella Plains Comment
  UCR248174  Pluchea sericea David J. Keil 1986-9-27 19772 San Luis Obispo Santa Barbara/San Luis Obispo County Line, c. 1/2 mi east of Pine Canyon Forest Station along CA Hwy 166 259 Comment
  OBI43324  Poa annua Eric Wise 1982-5-17 1463 San Luis Obispo Spring W of Kerr "Lake" MacMillan Rd, 8.6 mi NE of Hwy 46 on White Crk ranch 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
  CDA11522  Poa howellii G. F. Hrusa 1995-5-28 12314 San Luis Obispo Black Butte Research Natural Area; Common in understory of burned Pinus attenuata forest on E slope of ridge immediately SW of Radio Facility 2 (Peak 1). Annual. Comment
  UCD91117  Poa howellii G. F. Hrusa 1995-5-28 12221 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Immediately WNW of and leading to Peak 2. 600 Comment
  CAS-BOT-BC246699  Poa howellii Clare B. Hardham 1957-4-26 1753 San Luis Obispo Santa Lucia Mountains. South Road to Adelaida. 6 miles from Paso Robles Comment
  POM264989  Poa secunda I. L. Wiggins 1929-5-23 3736 San Luis Obispo 10 miles east of Shandon Comment
  CAS-BOT-BC243093  Poa secunda subsp. secunda R. F. Hoover 1964-5-11 8763 San Luis Obispo 5 miles W of Pozo Comment
  OBI3736  Poa secunda subsp. secunda Elizabeth Rudd 1971-4-24 229 San Luis Obispo 3 mi Ne of Santa Margarita 427 Comment
  OBI59072  Poa secunda subsp. secunda David J. Keil 1998-4-14 26734 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  UC1132809  Poa secunda subsp. secunda H. C. Lee 1936-3-3 451 San Luis Obispo 1/2 mi s Reeds; Arroyo Grande Quadrangle Comment
  CAS-BOT-BC243085  Poa secunda subsp. secunda Ernest C. Twisselmann 1955-4-6 1830 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains, 8.2 miles S of Soda Lake 655 Comment
  CAS-BOT-BC243109  Poa secunda subsp. secunda W. A. Peterson 1937-4-2 658 San Luis Obispo 1.5 miles NNW of La Panza Ranch 518 Comment
  UCD90832  Poa secunda subsp. secunda Beecher Crampton 1964-5-18 6974 San Luis Obispo San Luis Obispo County: 7.4 miles S of Creston. Comment
  UCR132062  Polygonum aviculare George K. Helmkamp 2003-7-29 8047 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI58260  Polygonum paronychia Austin P. Griffiths, J. R. Walker, E. W. Thompson 1982-2-7 s.n. San Luis Obispo Montana de Oro Region. N side of Cable bordering N path to Hazard Cyn Beach, ca half-way 30 Comment
  UC1132891  Polypogon interruptus C. M. Belshaw 1936-3-31 1765 San Luis Obispo 3.5 mi sse Cayucos; Cayucos Quad., sse of Cayucos 152 Comment
  CAS-BOT-BC233146  Polypogon interruptus Clare B. Hardham 1959-6-20 4828 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  RSA591725  Polypogon interruptus John F. Emmel 1984-6-4 909 San Luis Obispo along Hwy. 41, 6 road miles NE of Hwy. 1 168 Comment
  UC1100383  Polypogon monspeliensis Malcolm A. Nobs and S. Galen Smith 1949-6-22 817 San Luis Obispo marshes in sand dunes at Oceano (3 mi s of Pismo Beach); s of Pismo Beach Comment
  CAS-BOT-BC237330  Polypogon monspeliensis Clare B. Hardham 1957-5-30 2049 San Luis Obispo Santa Lucia Mountains. Ephemeral stream near Klau Mine Comment
  CAS-BOT-BC237338  Polypogon monspeliensis Ernest C. Twisselmann 1954-5-1 1147 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Spring, 6 miles E of Simmler 487 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
  OBI37121  Populus fremontii Eric Wise 1983-3-6 1688 San Luis Obispo Berquist Ranch Rd. 12.8 mi N of hwy 58 on Shell Creek Rd Comment
  PGM6819  Populus fremontii subsp. fremontii Beatrice F Howitt 1970-6-19 3171 San Luis Obispo Salinas Valley, San Miguel, By old bridge over the Salinas River Comment
  RSA116530  Populus fremontii subsp. fremontii E. C. Twisselmann 1954-2-28 841 San Luis Obispo Sandiago Joe's Spring. 9 miles E of Simmler. Temblor Range. Western San Joaquin Valley. 579 Comment
  UC527469  Populus fremontii subsp. fremontii C. B. Wolf 1931-8-16 2316 San Luis Obispo 5 mi n Paso Robles (Salinas River); Salinas River 198 Comment
  OBI53406  Populus trichocarpa Arthur W. Hazebrook 1993-3-23 226 San Luis Obispo Nipomo dunes Complex, riparian corridor along northern base of Big Coreopsis Hill Comment
  POM262129  Potentilla anserina var. grandis I. L. Wiggins 1929-4-16 3619 San Luis Obispo 4 miles N of Moro Comment
  CDA20414  Potentilla glandulosa subsp. glandulosa J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI11688  Proboscidea louisianica Robert F. Hoover 1969-8-12 11542 San Luis Obispo Santa Lucia Range. 1 mi W of Paso Robles on rd to Nacimiento Dam Comment
  RSA0014811  Proboscidea louisianica subsp. louisianica Robert F. Hoover 1969-8-12 11542 San Luis Obispo 1 mi. W of Paso Robles on road to Nacimiento Dam. Comment
  SBBG981  Prosartes hookeri C. B. Hardham 1957-4-14 1657 San Luis Obispo near Juhl Corrals [Santa Rita Ranch], Santa Rita Rd, W of Templeton Comment
  CAS-BOT-BC159885  Prunus dulcis Ernest C. Twisselmann 1967-8-23 13570 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  SBBG132575  Prunus emarginata D. Keil 2010-5-15 30764 San Luis Obispo Mount Lowe Rd SE of Cuesta Pass, 1.2 rd mi from Hwy 101 585 Comment
  SBBG44606  Prunus fasciculata var. punctata L. W. Edge 1972-4-20 122 San Luis Obispo near Callender Comment
  POM319250  Prunus fasciculata var. punctata Patricia Wilder 1969-3-29 4485 San Luis Obispo Los Berros Road at junction with dirt road heading WNW, 1.5 miles SW of Los Berros on Nipomo Mesa; Los Berros Creek drainage area. 76 Comment
  OBI78849  Prunus ilicifolia David J. Keil 2013-9-6 32032 San Luis Obispo Morro Bay State Park. Northeast of Los Osos Middle School 12 Comment
  UC453984  Prunus ilicifolia unknown 1906-1 San Luis Obispo Prefumo Canyon Comment
  UC1128465  Prunus virginiana var. demissa G. T. Nordstrom 1937-5-10 1188 San Luis Obispo 2.9 mi se of Asuncion School 304 Comment
  CAS-BOT-BC156349  Prunus virginiana var. demissa R. F. Hoover 1947-5-9 7124 San Luis Obispo Cuesta Pass, at north base of grade Comment
  CAS-BOT-BC156351  Prunus virginiana var. demissa Ernest C. Twisselmann 1954-5-7 1185 San Luis Obispo McLean Canyon: Rock [S1/2ring] Spring, 4 miles southwest of Carneros Rocks 914 Comment
  SBBG3067  Prunus virginiana var. demissa C. B. Hardham 1958-5-10 3245 San Luis Obispo Paso Robles Crk, York Mtn Rd Comment
  SD72230  Prunus virginiana var. demissa R. S. Woglum 1938-5-15 1715 San Luis Obispo Paso Robles to Cayucos through mountains Comment
  SEINET7412442  Prunus virginiana var. demissa J. H. Barber 1899-5-7 s.n. San Luis Obispo Santa Lucia Mts. Comment
  CAS-BOT-BC356462  Pseudognaphalium beneolens R. F. Hoover 1946-8-18 6319 San Luis Obispo Near summit on road from Santa Margarita to Creston Comment
  OBI23892  Pseudognaphalium biolettii Janice M. Toyoshima 1979-6-6 J 4 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI80462  Pseudognaphalium californicum David J. Keil 2015-2-14 32593 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  OBI28198  Pseudognaphalium californicum Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E Cuesta Ridge, 3.05 mi SE of hwy 101 Comment
  UCD135063  Pseudognaphalium californicum T. M. Hendrix 1937-6-8 286 San Luis Obispo San Luis Obispo County: 3.75 miles east northeast of Pozo, Los Padres National Forest. Comment
  OBI16431  Pseudognaphalium luteoalbum Betty Sheehan 1957-11-1 29 San Luis Obispo Cal Poly campus, RR tracks Comment
  OBI39981  Pseudognaphalium luteoalbum Eric Wise 1984-4-29 1877 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  OBI40757  Pseudognaphalium luteoalbum David J. Keil, Dirk Walters 1986-5-2 19300 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn. The cyn was burned in July, 1985 in the Las Pilitas Fire 305 Comment
  OBI38068  Pseudognaphalium luteoalbum David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18155 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  OBI81482  Pseudognaphalium luteoalbum Allana Childs, Kristin Fernandez, Luke Hart, Holden Smith 2015-11-11 8 San Luis Obispo Laguna Lake Park Comment
  SBBG8270  Pseudognaphalium ramosissimum M. A. Piehl 1963-8-4 63790 San Luis Obispo W side of (N arm of) Oso Flaco Lake 4 Comment
  UC771720  Pseudognaphalium ramosissimum R. F. Hoover 1946-8-26 6354 San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC361546  Pseudognaphalium stramineum R. F. Hoover 1969-7-18 11482 San Luis Obispo Price Canyon Comment
  UC1953273  Psilocarphus chilensis David Keil with Jason Dart and Meg Perry 2010-4-27 30734 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  OBI55316  Psilocarphus chilensis David J. Keil 1998-5-6 27077 San Luis Obispo 1 mi N of Hwy 46 along Buena Vista Dr. Comment
  SBBG95835  Psilocarphus oregonus D. Keil 1986-3-22 19070 San Luis Obispo N of Soda Lake, 2.4 mi E of Soda Lake Rd on Belmont Trail 579 Comment
  CAS-BOT-BC362009  Psilocarphus tenellus Ernest C. Twisselmann 1955-5-27 2042 San Luis Obispo La Panza Range. Summit of Cammatta Canyon on Navajo Canyon Road 586 Comment
  OBI66189  Psilocarphus tenellus D. R. Miller 1997-4-1 497 -644 San Luis Obispo Pine Mt Region. along rd cut at Goat camp, San Simeon crk drainage 549 Comment
  RSA0021428  Psilocarphus tenellus W. M. Arbaugh 1968-5-5 216 San Luis Obispo One mile above Lopez Dam Comment
  SBBG53879  Pterostegia drymarioides S. A. Junak 1978-4-8 59 San Luis Obispo lower Coon Crk Trail, San Luis Range 60 Comment
  OBI35639  Pterostegia drymarioides S. M. Inman 1983-5-17 63 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  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
  CAS-BOT-BC79336  Quercus X alvordiana Milo S. Baker 1924-1-1 2334 a San Luis Obispo near San Miguel Comment
  UC1135335  Quercus agrifolia H. C. Lee 1937-5-28 1022 San Luis Obispo 1 mi w Paso Robles; Paso Robles Quad. 335 Comment
  OBI4984  Quercus berberidifolia Jim Heaston 1961-11-12 403 San Luis Obispo 10 mi E of Santa Margarita Comment
  OBI52836  Quercus berberidifolia Steven A. Junak 1990-4-26 4194 San Luis Obispo Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical area, ca. 0.4 mi S of Tassajera Crk rd at S end of dirt road on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101. 518 Comment
  UC1135547  Quercus berberidifolia G. T. Nordstrom 1937-5-11 1218 San Luis Obispo 2.3 mi se Asuncion School; Adelaida Quad. 381 Comment
  CAS-BOT-BC85926  Quercus douglasii Herman Knoche 1919-11-1 2418 San Luis Obispo Atascadero Comment
  RSA43118  Quercus douglasii Robert F. Hoover 1946-8-18 6311 San Luis Obispo Mariana Creek, east side of La Panza Range Comment
  UC338546  Quercus douglasii unknown Dec 1889 San Luis Obispo S. M. Dyer's ranch Estrella Plains Comment
  OBI6654  Quercus durata var. durata Greg Hassen 1975-7-15 46 San Luis Obispo Poly Canyon, Cal Poly campus Comment
  OBI79872  Quercus garryana D. R. Miller 2013-5-8 513 .1055 San Luis Obispo The Rocky Butte/Pine Mountain Region, The Corral Meadow along side Main road in the Pico creek drainage. 878 Comment
  OBI3595  Quercus lobata Mary Kidd 1971-8-26 214 San Luis Obispo Cal Poly campus, SLO Comment
  UC1135709  Quercus lobata W. A. Peterson 1937-5-17 860 San Luis Obispo 3.9 mi s French Camp; La Panza Quad. 457 Comment
  OBI77713  Rafinesquia californica G. F. Hrusa 1995-5-2 12255 San Luis Obispo Black Butte Research Natural Area. SE slope of Peak 3 520 Comment
  RSA0024933  Rafinesquia californica Greg Wilvert 2005-4-25 322 San Luis Obispo 1.1 kilometers SW of Wells Spring. 982 Comment
  OBI47703  Rafinesquia californica David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19236 San Luis Obispo SW flank of Temblor range. T31S, R21E NW corner sect 17 and SW corner of sect 8. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn Rd and N 0.25 mi to gate on unnamed dirt rd 792 Comment
  SBBG133034  Ranunculus aquatilis var. diffusus D. Keil 2000-5-24 28734 San Luis Obispo Santa Margarita Ranch, ca. 4.2 mi S of railroad crossing (in Santa Margarita) on Pozo Rd Comment
  SBBG112458  Ranunculus arvensis D. Keil, M. Ponce 1997-4-10 26137 San Luis Obispo Hwy 58, E of Santa Margarita, ca. 0.9 rd mi W of Salinas River Bridge Comment
  UC1126143  Ranunculus californicus G. T. Nordstrom 1937-3-27 1030 San Luis Obispo 1.6 mi sw Chimney Rock; Adelaida Quadrangle Comment
  UC1296245  Ranunculus californicus R. F. Hoover 1948-3-4 7424 San Luis Obispo Osos Valley Comment
  UCD96148  Ranunculus hebecarpus G. F. Hrusa 1992-3-24 10363 San Luis Obispo San Luis Obispo County: Along Highway 46, approx. 6 miles E of Paso Robles. Comment
  OBI53227  Ranunculus hebecarpus Lynne Dee Oyler 1986-4-5 390 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres Natl Forest Comment
  OBI63049  Ranunculus muricatus D. R. Miller, Elizabeth Appel 2001-4-30 401 -736 San Luis Obispo Pine Mt Region. Ridge between N fork of Little Pico and no-name drainage to S 85 Comment
  OBI31818  Raphanus sativus Smeltzer/Turnquist 1982-4-12 26 San Luis Obispo SE side of Laguna Lake Park from the roadway to the base of hill Comment
  OBI29950  Raphanus sativus Jim Pollard 1972-8-27 9 San Luis Obispo Laguna Lake. On the edge of a lawn approx 25 ft from the edge of the lake Comment
  RSA781231  Rhamnus californica A. C. Sanders 2011-2-21 38728 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  HSC91625  Rhamnus crocea Susan H. Bicknell 1989-6-11 San Luis Obispo Montana de Oro Comment
  SBBG95516  Rhamnus crocea D. Keil, M. Luckow, R. Riggins-Pimentel, R. Pimentel, L. Seek, et al 1982-3-8 16068 San Luis Obispo Cypress Mtn, upper hillsides above Warren cabin Comment
  UC18543  Rhamnus crocea subsp. ilicifolia W. H. Brewer 1861-4-30 510 San Luis Obispo Atascadero Comment
  OBI75653  Rhamnus ilicifolia Steven A. Junak 1990-5-17 4367 San Luis Obispo Santa Lucia Mts: near N edge of Cuesta Ridge Botanical Area, in cy S of first high voltage tower E of W CuestaRidge Rd (USFS rd #29S11.3) ca 5.9 mi W of hwy 101 Comment
  OBI74400  Rhus aromatica Theo Fitanides, Anthony Baniaga 2010-4-23 117 San Luis Obispo Tierra Redonda, BLM ACEC. Tierra Redonda Mountain. 132 Comment
  OBI81478  Rhus integrifolia Andrew McHaney, Rachel Wehrman, Ryan Vidnolo, August Fluegge, Alana Higgins, Lauren Tallichet 2015-11-10 1 San Luis Obispo Morro Bay Outlet 19 Comment
  UC1127379  Ribes aureum D. Axelrod 1936-6-16 553 San Luis Obispo 1 3/4 mi e Cerro Alto; Santa Barbara National Forest, San Luis Obispo Quadrangle Comment
  UC1127377  Ribes aureum var. gracillimum T. M. Hendrix 1937-6-6 259 San Luis Obispo 1 1/2 mi nw New District School; Pozo Quadrangle 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
  OBI53526  Ribes divaricatum Arthur W. Hazebrook 1991-4-19 32 San Luis Obispo Nipomo dunes Complex, Big Coreopsis Hill Comment
  CAS-BOT-BC169022  Ribes indecorum R. F. Hoover 1947-3-9 6664 San Luis Obispo Head of Calf Canyon e. of Santa Margarita Comment
  CAS-BOT-BC169024  Ribes indecorum R. F. Hoover 1964-1-19 8627 San Luis Obispo Lower Coon Creek Comment
  UC1296141  Ribes malvaceum R. F. Hoover 1964-1-19 8627 San Luis Obispo Lower Coon Creek Comment
  SBBG2775  Ribes menziesii C. B. Hardham 1959-4-14 4048 San Luis Obispo Arroyo de la Cruz Comment
  RSA0023196  Ribes quercetorum W. A. Peterson 1937-3-17 618 San Luis Obispo 2 miles E of La Panza Ranch. 534 Comment
  CAS-BOT-BC144670  Ribes sanguineum var. glutinosum R. F. Hoover 1947-3-1 6629 San Luis Obispo Cambria, in woods or openings of Monterey pine Comment
  CAS-BOT-BC173763  Ribes speciosum Roxana S. Ferris 1929-4-15 7691 San Luis Obispo Road to Atascadero 6 miles east of [Moro] Morro Bay Comment
  RSA0019666  Ribes speciosum George K. Helmkamp 1997-3-8 1447 San Luis Obispo SE of Los Osos. Swift Ranch, starting ca. 2 mi. S of Los Osos Valley Road on Clark Valley Road. 107 Comment
  UC72987  Ribes speciosum Mrs. R. W. Summers San Luis Obispo summit San Luis Mt. 1500 Comment
  RSA0019664  Ribes speciosum Carl B. Wolf 1929-4-13 3462 San Luis Obispo North base of Cuesta Grade. 427 Comment
  CAS-BOT-BC207169  Ricinus communis Clare B. Hardham 1957-11-2 2698 San Luis Obispo Old Creek, Cayucos - Santa Lucia Mountains Comment
  OBI56604  Rigiopappus leptocladus David J. Keil 1998-4-9 26631 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI57250  Rorippa curvisiliqua David J. Keil 1998-6-8 27671 San Luis Obispo N of Creston, 0.2 miles from Hwy 41 on La Panza Rd. Comment
  OBI62732  Rorippa curvisiliqua LynneDee Althouse 2003-4-10 174 San Luis Obispo Santa Margarita Ranch, E of Pozo Rd, between Hwy 58 and Las Pilitas Rd Comment
  UCR42876  Rorippa palustris David J. Keil, E. A. Wise 1985-4-25 18556 San Luis Obispo Black Lake Canyon between CA Hwy 1 and the Guadalupe Road Comment
  RSA449728  Rosa californica Thekla Mohr 1911-07 s.n. San Luis Obispo [No location information provided.] Comment
  SEINET11261650  Rosa californica Irene Uy, John Lefferdink; Markus Gemperle; Tucker Bacon; Julie Ridgeway; Shirin Beroukhim 2015-4-12 3 San Luis Obispo Morro Bay Quarry Trail. Trail facing Morro Bay.; 0 75 Comment
  CAS-BOT-BC146681  Rosa gymnocarpa R. F. Hoover 1964-5-13 8847 San Luis Obispo South Fork of Old Creek Comment
  OBI79069  Rosa spithamea David J. Keil 2013-8-19 31889 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  UC1128633  Rubus parviflorus G. T. Nordstrom 1937-5-11 1194 San Luis Obispo 2.7 mi se Asuncion School; Adelaida Quad. Comment
  SEINET2442423  Rubus parviflorus Ann Cochran 1986-8-1 91 San Luis Obispo Plant Taxonomy to Mountain Home State Forest on the west side of the Sierra Nevada Mountains, Methuselah Campground. Comment
  UC1136206  Rumex acetosella N. K. Carlson 1936-3-19 171 San Luis Obispo 0.9 mi se Callender; Arroyo Grande Quad. 45 Comment
  UC455632  Rumex acetosella I. J. Condit 1908-7-6 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC422075  Rumex acetosella Clare B. Hardham 1956-4-4 358 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Cayucos Rd. Comment
  OBI66059  Rumex acetosella D. R. Miller 1994-3-17 394 -107 San Luis Obispo Pine Mt Region. In field in and around Walnts at Egebergs, San Simeon Crk drainage 610 Comment
  OBI31696  Rumex conglomeratus Turnquist, Smeltzer 1982-7-23 198 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  OBI51969  Rumex conglomeratus Larry Kelly, David J. Keil 1988-10-1 289 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG35422  Rumex conglomeratus C. B. Hardham 1956-6-19 944 San Luis Obispo Paradise Valley, Atascadero Comment
  UC1070563  Rumex conglomeratus P. L. Johannsen 1937-5-28 1162 San Luis Obispo Chimeneas Ranch McKittrick Quad. 792 Comment
  OBI19512  Rumex conglomeratus David J. Keil 1979-5-30 13104 San Luis Obispo Just outside of San Luis Obispo city limit on E side of Orcutt Rd Comment
  OBI37009  Rumex crispus Eric Wise 1982-6-24 1538 San Luis Obispo S shore of Laguna Lake, SLO Comment
  OBI51299  Rumex crispus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .58 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park; top of hill Comment
  OBI75802  Rumex crispus Al Lindholm 1967-4-23 208 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  UCR140406  Rumex crispus George K. Helmkamp 2004-2-19 8301 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, along Mesa View Dr (Calif. Hwy 1), 0.2 mi south of the jct with Halcyon Rd. 61 Comment
  OBI11924  Rumex crispus Kamran Alavi 1977-8-17 8 San Luis Obispo Between Baywood Park and Montana de oro Comment
  CAS-BOT-BC433540  Rumex fueginus R. F. Hoover 1947-7-18 7313 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC433605  Rumex hymenosepalus R. F. Hoover 1968-4-17 11043 San Luis Obispo Eastern part of Cuyama Valley Comment
  OBI58482  Rumex kerneri David J. Keil 1998-3-27 26497 San Luis Obispo Along Foothill Rd ca 1 mi from San Luis Obispo city limits 46 Comment
  CAS-BOT-BC433989  Rumex salicifolius Ernest C. Twisselmann 1955-10-1 2431 San Luis Obispo Southwest end of Morro Bay 0 Comment
  OBI30346  Rumex salicifolius David J. Keil 1980-9-21 14246 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  OBI80124  Rumex salicifolius David J. Keil 1985-6-18 18863 San Luis Obispo South Bay Wastewater Treatment Facility EIS survey. Bayview Heights area. West side of Baview Heights with chaparral/coastal scrub. East side with chaparral and houses. Trail leading down to canyon bottom. Riparian area. Creek bed gravelly with pools of water. Comment
  OBI79759  Rupertia physodes David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31611 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  SBBG108047  Rupertia physodes C. B. Hardham 1957-5-30 2096 San Luis Obispo between Franklin and Las Tablas Crks Comment
  UC1549467  Sagina decumbens subsp. occidentalis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6838 San Luis Obispo ca. 7 airmiles n. San Simeon (2 -3 mi. from Hwy. 1, top of ridge s. side of Arroyo de la Cruz, Hearst Ranch); Hearst Ranch, Arroyo de la Cruz 121 Comment
  OBI17196  Salicornia pacifica Robert F. Hoover 1965-9-22 9641 San Luis Obispo Osos Crk near Morro Bay Comment
  RSA216737  Salicornia virginica Robert F. Hoover 1965-9-22 9640 San Luis Obispo South of mouth of Chorro Creek, Morro Bay mud-flats. Comment
  CAS-BOT-BC103279  Salix bonplandiana I. L. Wiggins 1932-3-21 5818 San Luis Obispo Bitterwater Valley between Cholame and Annette Comment
  OBI27020  Salix breweri James Courtney 1980-12-20 8 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  OBI082294  Salix breweri D. R. Miller 2016-2-28 216 .1138 San Luis Obispo Wheelbarrow Gulch Creek Way 690 Comment
  OBI37111  Salix exigua Eric Wise 1981-9-17 1131 San Luis Obispo Salinas river at hwy 58 Comment
  OBI65086  Salix exigua Greg Wilvert 2005-4-25 333 San Luis Obispo SE Half of Caliente Range. Wells Cyn 734 Comment
  UCSB70435  Salix exigua var. hindsiana H., B.; N., C. 1989-7-14 San Luis Obispo Below Cuesta Pass, Stenner Creek Comment
  UCR41644  Salix laevigata E. A. Wise 1982-5-11 1457 San Luis Obispo Salinas River at Hwy 58 300 Comment
  OBI36917  Salix lasiandra Eric Wise 1982-6-24 1543 San Luis Obispo S shore of Laguna Lake SLO Comment
  OBI17644  Salix lasiolepis Dave Imper 1977-3-21 57 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  SBBG35860  Salix lasiolepis R. N. Philbrick 1966-2-6 San Luis Obispo Oso Flaco Lake Comment
  SBBG95318  Salix lasiolepis Eric Wise 1983-2-17 1650 San Luis Obispo Pismo Lake, 4th Street side, Arroyo Grande Comment
  POM107263  Salix sitchensis Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No location information provided.] Comment
  CDA17103  Salsola australis G. F. Hrusa, P. Akers 2003-10-12 16174 San Luis Obispo Cuyama Valley; Hwy 166, +/= 3 mi. W of Cottonwood Cyn. 483 Comment
  JEPS79421  Salsola damascena H. A. Krug, M. J. Hollarman, and T. C. Fuller 1980-10-29 20342 San Luis Obispo 26 km. s.w. McKittrick (Crocker Springs Rd., summit of Recruit Grade Pass); Temblor Range Comment
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Oct 24 2014
  OBI66629  Salsola gobicola David J. Keil 1998-10-9 28186 San Luis Obispo Elkhorn Plain, Elkhorn Road, ca. 6 miles wnw of Kern Co. line. Comment
  OBI66237  Salsola tragus David J. Keil 1998-10-9 28138 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  OBI3971  Salvia columbariae Elizabeth Rudd 1971-4-3 207 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  UC1124730  Salvia columbariae H. C. Lee 1937-4-21 839 San Luis Obispo 1.5 mi w Paso Robles; Paso Robles Quad. 320 Comment
  OBI13553  Salvia columbariae Eben McMillan 1952-4-2 40 San Luis Obispo Palo Prieta Cyn 5 mi S E Scholame Comment
  OBI8155  Salvia columbariae Lynne D. Althouse 1977-4-2 26 San Luis Obispo Wolfe's Horse ranch near San Luis High School 130 Comment
  RSA121516  Salvia columbariae P. L. Johannsen 1936-3-22 731 San Luis Obispo 1 3/4 miles S.W. of San Luis Obispo 107 Comment
  SBBG104531  Salvia columbariae M. D. Proctor, E. A. Young 1993-3-21 ROB 305 San Luis Obispo Chorro Reservoir; Camp San Luis Obispo 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
  OBI4931  Salvia mellifera Robert F. Hoover 1965-5-16 9366 San Luis Obispo Jack Lake Comment
  OBI4932  Salvia mellifera Robert F. Hoover 1967-2-18 10208 San Luis Obispo Diablo Cyn, San Luis range Comment
  SBBG95562  Salvia mellifera J. Eliot 1986-5-21 26 San Luis Obispo Cuesta Ridge, 1 mi W on TV Tower Rd Comment
  UC52193  Salvia mellifera Rev. R. W. Summers 1882-3-17 671 San Luis Obispo lower slope San Luis Mt. Comment
  CAS-BOT-BC230021  Salvia mellifera H. E. McMinn 1923-6-21 1159 San Luis Obispo About Camp Fremont Comment
  SBBG15676  Salvia sonomensis M. A. Piehl 1963-4-20 6379 San Luis Obispo ca. 2.5 mi W of Cuesta Pass (Hwy 101) Comment
  UC1124839  Salvia sonomensis H. C. Lee 1936-5-22 623 San Luis Obispo 1.25 mi se Pine Ridge, Cowell Ranch; Santa Barbara National Forest, Nipomo Quad. 960 Comment
  OBI3355  Salvia sonomensis Neil Havlik 1969-9-30 527 San Luis Obispo About 1.5 mi NW of Caldwell Mesa, Los Padres Natl Forest 914 Comment
  OBI13517  Salvia spathacea Fred Rush Jun-56 115 San Luis Obispo Mt SLO Comment
  UC1046568  Salvia spathacea A. D. Hawkes and R. Bacigalupi 1951-4-26 4895 San Luis Obispo near Arroyo Grande (road from San Luis Obispo toward Huasna Canyon) Comment
  UC1076263  Sambucus mexicana Herbert L. Mason 1929-10-12 5491 San Luis Obispo 8.4 mi from Atascadero Comment
  OBI31138  Sambucus nigra subsp. caerulea Julie M. Vanderwier 1979-5-23 22 San Luis Obispo Indian Knob Tar Sands. Comment
  OBI8788  Sanicula arctopoides Robert F. Hoover 1947-3-8 6657 San Luis Obispo San Simeon Comment
  UC754991  Sanicula arctopoides R. F. Hoover 1947-3-8 6657 San Luis Obispo San Simeon Comment
  OBI76887  Sanicula arctopoides D. R. Miller, E. A. Appel 2012-4-7 412 .1016 San Luis Obispo Coastal side of Hwy 1 near mile marker 59-1/2 15 Comment
  OBI75013  Sanicula arguta Michael Walgren 2011-2-12 196 San Luis Obispo Private propoerty onEastern boundary of Morro Bay State Park 182 Comment
  OBI55390  Sanicula bipinnata David J. Keil, with Kathleen A. Keil 1997-3-8 26076 San Luis Obispo La Panza Mts. Junction of Red Hill Road and Highway 58. Comment
  OBI64404  Sanicula bipinnata David J. Keil 2001-3-28 29197 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  SBBG117529  Sanicula bipinnata M. Wetherwax, E. Painter 2000-4-19 CR 33 San Luis Obispo near W Perimeter Rd, ca. 1.5 air km NW of intersection with Generals Rd; Camp Roberts 250 Comment
  UC1953298  Sanicula bipinnata Anthony Baniaga 2010-2-5 17 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI77078  Sanicula bipinnata David J. Keil 1998-4-20 26831 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI8809  Sanicula bipinnatifida Robert F. Hoover 1958-4-11 8448 San Luis Obispo Atascadero-Creston rd Comment
  OBI8770  Sanicula crassicaulis Robert J. Rodin 1954-4-3 5940 San Luis Obispo E side of Bishops Peak, SLO Comment
  POM82760  Sanicula crassicaulis Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  UC1051416  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3275 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  OBI55092  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr, Carroll E. Wood Jr 1949-4-24 3274 B San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  OBI28519  Sanicula tuberosa John Jackman and Julie Truesdale, Julie Truesdale 1980-1 85 San Luis Obispo MacGillivary Ranch Adelaida Comment
  OBI8763  Sanicula tuberosa Robert F. Hoover 1949-4-21 7632 San Luis Obispo Near Fernandez Creek on La Panza-Creston Rd Comment
  OBI30698  Schinus molle Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands. Comment
  OBI56752  Schismus arabicus David J. Keil, with V. L. Holland 1999-6-9 28368 San Luis Obispo Camp Roberts. In area with approximate 100 m radius of intersection of F1 Road and D34 Road (ca. 35 deg. 44.734'N x 120 deg. 50.118'W) 366 Comment
  CAS-BOT-BC239942  Schismus arabicus R. F. Hoover 1967-3-28 10301 San Luis Obispo Elkhorn Plain Comment
  CAS-BOT-BC111405  Schoenoplectus acutus var. occidentalis Clare Butterworth Hardham 1957-9-23 2654 San Luis Obispo Atascadero Lake Comment
  OBI43542  Schoenoplectus americanus Eric Wise 1981-8-7 1474 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  OBI35217  Schoenoplectus californicus Eric Wise 1981-6-15 595 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  UCR95926  Schoenoplectus californicus George K. Helmkamp 1996-9-22 1203 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  OBI22576  Schoenoplectus pungens Robert F. Hoover 1946-8-4 6267 San Luis Obispo N end of Morro Bay Comment
  OBI43611  Schoenoplectus pungens Eric Wise 1983-8-30 1750 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo Co Planning Board Et al Comment
  OBI43630  Schoenoplectus pungens Eric Wise 1981-6-26 724 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey border Comment
  OBI54252  Schoenoplectus pungens David J. Keil 1996-5-24 25878 San Luis Obispo Laguna Lake, San Luis Obispo. Local at S end of park Comment
  SBBG44705  Schoenoplectus pungens var. badius L. W. Edge 1972-4-20 131 San Luis Obispo Hospital Lake Comment
  UCR42887  Scirpus cernuus E. A. Wise 1984-7-21 2036 San Luis Obispo Central Coast, Arroyo Laguna 1-2 km from the ocean. Site #2 - c. 100 yards closer to the ocean than site #1. Comment
  UCR4887  Scirpus cernuus var. californicus O. F. Clarke 1966-11-26 661126- 13 San Luis Obispo Central Coast, Morro Bay 6 Comment
  HSC91474  Scrophularia californica Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, N edge of prairie Comment
  OBI25458  Scrophularia californica David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13987 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  POM262131  Scrophularia californica I. L. Wiggins 1929-4-16 3617 San Luis Obispo 4 mi N of Moro. Comment
  CHSC45604  Scutellaria tuberosa Blake A. Rowe 1987-4-14 61 San Luis Obispo 4 km e of the n end of Lake Naciemento. 350 Comment
  OBI13497  Scutellaria tuberosa Robert F. Hoover 1947-3-1 6626 San Luis Obispo Cambria Comment
  OBI81467  Selaginella bigelovii Matt Fatino, Alexa Szombathy, Sebastian Gutierrez, Cara Wong, Chelsea Johnson, Logan Cody 2015-11-6 1 San Luis Obispo Prospects Fire Tower trail Comment
  UC1063713  Selaginella bigelovii T. M. Hendrix 1937-5-10 165 San Luis Obispo 5 1/3 mi w-sw E. Dorado School; Pozo Quadrangle Comment
  CAS-BOT-BC69785  Selaginella bigelovii W. R. Dudley 1903-8-4 s.n. San Luis Obispo Near Posts', Santa Lucia Mts. Comment
  OBI66466  Selaginella bigelovii David J. Keil, Lisa Andreano, Mike Wahlgren, and Kerry Knudson 2006-12-16 s.n. San Luis Obispo Estero Bluffs State Park. Rocky Hill on grassy/weedy coastal terrace overlooking ocean west of highway 1. Comment
  OBI80554  Selaginella hansenii Dennis Webb 2013-2-23 11 San Luis Obispo On Rocky Canyon Road, NE of Rocky Canyon Quarry, between Atascadero and Creston. 396 Comment
  OBI15536  Senecio blochmaniae Robert F. Hoover 1946-7-14 6228 San Luis Obispo N end of Morro Bay Comment
  UCR66612  Senecio blochmaniae C. B. Wolf, P. Everett 1941-10-1 10972 San Luis Obispo approx 2.5 mi (airline) east of Oso Flaco Lake or between the Calif. Hwy 1 and S.P.R.R. 30 Comment
  RSA34132  Senecio blochmaniae E. K. Balls, Percy C. Everett 1953-10-18 18700 San Luis Obispo 0.5 miles south of city limit of Pismo Beach, Hwy 1 3 Comment
  CAS-BOT-BC363518  Senecio californicus R. F. Hoover 1967-5-6 10539 San Luis Obispo Flats at Jack Lake Comment
  OBI15501  Senecio douglasii var. douglasii Robert F. Hoover 1969-10-5 11639 San Luis Obispo N side of lower Cuyama Valley Comment
  OBI51870  Senecio glomeratus David J. Keil, V. L. Holland 1991-1 22553 San Luis Obispo San Simeon State park and vicinity, along San Simeon crk from beach inland to E boundary of park and on adjoining slopes S to boundary with C.T. Ranch Comment
  CAS-BOT-BC364623  Senecio vulgaris Ernest C. Twisselmann 1954-3-18 897 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County Comment
  CDA20239  Senna multiglandulosa J. Fox 2003-7-21 PDR 1273328 San Luis Obispo South Coast Ranges; Cerro Cabrillo in Morro Bay State Park. 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
  SBBG104851  Sidalcea malviflora subsp. laciniata M. D. Proctor, E. A. Young 1993-3-20 ROB 285 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  CAS-BOT-BC384591  Silene coniflora Clare B. Hardham 1961-4-17 6827 San Luis Obispo Santa Lucia Mountains. Pine Mountain 1005 Comment
  CAS-BOT-BC174950  Silene laciniata Edith A. Purer 1933-7-20 5079 San Luis Obispo Northwest of Guadalupe Comment
  CDA24111  Silene laciniata T. C. Fuller 1962-7-19 9239 San Luis Obispo Perfumo Canyon Road, 1.2 miles west of junction with Los Osos Valley Road, ca. 5 miles southwest of San Luis Obispo. 0 Comment
  CAS-BOT-BC175191  Silene verecunda R. F. Hoover 1947-3-26 6745 San Luis Obispo Price Canyon (just s. of) Comment
  CAS-BOT-BC364850  Silybum marianum Ernest C. Twisselmann 1959-5-23 5276 San Luis Obispo Point Buchon 10 Comment
  OBI15472  Silybum marianum Robert F. Hoover 1964-7-9 9124 San Luis Obispo Santa Margarita, along railways Comment
  OBI3835  Sisymbrium altissimum Elizabeth Rudd 1971-6-10 296 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  RSA586082  Sisymbrium altissimum F. L. Johnson, E. A. Young 1993-5-23 ROB 0491 San Luis Obispo Boyscout Rd by Nacimiento River. Comment
  OBI15189  Sisymbrium irio Ernest C. Twisselmann 1954-8-6 1493 San Luis Obispo Temblor Range and Western San Joaquin Valley. Chris Twisselmann Ranch: E San Luis Obispo county 668 Comment
  UCR67846  Sisymbrium irio David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19472 San Luis Obispo South Coast Range, Santa Margarita Ranch. 3.6 mi. south of Santa Margarita along ranch road, east base of Santa Lucia Mountains Comment
  OBI81300  Sisymbrium officinale Kirsten Miller, Caroline Darsono Lay, Anna Norimoto 2015-4-23 3 San Luis Obispo Irish Hills Trail; 500 meters on the straight trail on the left side. Comment
  CAS-BOT-BC75336  Sisymbrium officinale Ernest C. Twisselmann 1969-4-24 15196 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  OBI21081  Sisyrinchium bellum Robert F. Hoover 1958-5-17 8479 San Luis Obispo Summit of Santa Lucia Mts. NW of Cuesta Pass Comment
  SBBG95523  Sisyrinchium bellum D. Keil, M. McLeod 1983-5-1 16957 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos Comment
  UC1032507  Sisyrinchium bellum C. M. Belshaw 1936-3-17 1619 San Luis Obispo 3.2 mi sse of Nipomo 76 Comment
  OBI45269  Sisyrinchium bellum F. X. Villablanca 1986-5-17 48 San Luis Obispo 1/5 mi N of the Cambria Cemetary Comment
  UC1927871  Solanum douglasii David Keil, Tina Teed and Mariko Uchida 2001-6-15 29577 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  OBI75319  Solanum sarrachoides David J. Keil 2010-11-10 30946 San Luis Obispo Intersection of Price Canyon Road and Hwy 227, Edna and roadside zone near field bisected by East Corral de Piedra Creek 69 Comment
  CAS-BOT-BC156479  Solanum umbelliferum C. B. Hardham 1956-2-24 158 San Luis Obispo Santa Rosa Creek Comment
  CAS-BOT-BC156438  Solanum umbelliferum C. B. Hardham 1956-3-20 218 San Luis Obispo Oak flat Comment
  CAS-BOT-BC157606  Solanum umbelliferum Ernest C. Twisselmann 1955-5-27 2037 San Luis Obispo La Panza Range. Ridge south of upper Cammatta Canyon Comment
  RSA216721  Solanum umbelliferum Robert F. Hoover 1966-9-12 9987 San Luis Obispo Bed of Santa Maria River north of Santa Maria. Comment
  UCD127034  Solanum umbelliferum R. S. Woglum 1940-4-16 2625 San Luis Obispo San Luis Obispo County: Cambria and Morro Bay via Taft (Kern County). Comment
  OBI58813  Solanum xanti David J. Keil 1998-4-28 26957 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
  OBI9117  Solanum xanti Robert F. Hoover 1964-5-11 8765 San Luis Obispo 5 mi W of Pozo Comment
  OBI65889  Solanum xanti D. R. Miller 1994-3-7 394 -88 San Luis Obispo Pine Mt. Region. Along rd edge just below 'Turkey Bend', San Simeon drainage 600 Comment
  UCR208988  Solanum xanti var. intermedium Roxana S. Ferris 1939-5-29 9760 San Luis Obispo South Coast Ranges, c. 4 miles SE of Templeton 305 Comment
  CAS-BOT-BC365340  Solidago confinis Ernest C. Twisselmann 1959-11-2 5892 San Luis Obispo Southwest end of Oso Flaco Lake 4 Comment
  UCR158438  Solidago confinis George K. Helmkamp 2004-6-15 8643 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  OBI15466  Solidago velutina subsp. californica Robert F. Hoover 1946-8-26 6357 San Luis Obispo Near Sunnyside School, Osos Valley Comment
  OBI33390  Solidago velutina subsp. californica David J. Keil, V. L. Holland 1980-5-14 13955 San Luis Obispo Los Osos at Oak Ridge Dr and Tierra Dr Comment
  OBI33943  Solidago velutina subsp. californica David J. Keil 1983-10-21 17983 San Luis Obispo Just S of Cresyon along hwy 229 on Lasma property Comment
  CAS-BOT-BC365916  Soliva sessilis John Thomas Howell 1964-6-29 40832 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  OBI38431  Sonchus asper Eric Wise 1981-6-22 646 San Luis Obispo Lopez Water Treatment Reservoir Comment
  UCR147034  Sonchus asper subsp. asper George K. Helmkamp, E. A. Helmkamp 2004-10-8 8839 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  CAS-BOT-BC236523  Sorghum bicolor Ernest C. Twisselmann 1968-9-16 14931 San Luis Obispo Highway 46, across the river from Shandon 313 Comment
  OBI75239  Sparganium eurycarpum Michael Walgren 2011-8-12 258 San Luis Obispo Alva Paul crk at the southern end of the Morro Strand State Beach campground in N Morro Bay. Locatedbetween the campground, Hatteras St., Java St., and Sandalwood Ave. Comment
  UC1576177  Spartium junceum David Keil 1984-7-30 18319 San Luis Obispo ca 0.25 mi from Los Osos Valley Road junction with Foothill Blvd. (along Foothill Blvd) Comment
  OBI28660  Spergula arvensis David J. Keil, Eric Wise 1982-7-2 16252 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  UCR140070  Spergula arvensis George K. Helmkamp 2004-3-15 8364 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  SBBG41455  Spergula arvensis D. Myrick 1971-4-7 2200 San Luis Obispo near ocean bluffs at Montana de Oro State Park near Morro Bay Comment
  OBI57951  Spergularia Austin P. Griffiths 1984-3-24 s.n. San Luis Obispo Guadalupe Dunes. Along E margin of lakefill NW of causeway, Oso Flaco Lake. T11N, R35W, Sect 18 BM:M Comment
  OBI32064  Spergularia bocconi David J. Keil, Eric Wise 1981-5-25 14758 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC390915  Spergularia marina Chester Dudley 1926-8-20 s.n. San Luis Obispo Near mouth of Arroya Grande Cr. Comment
  HSC91547  Stachys bullata Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  HSC91556  Stachys bullata Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  OBI81291  Stachys bullata David J. Keil 2015-2-21 32670 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  UCR115795  Stachys bullata George K. Helmkamp, E. A. Helmkamp 2000-4-19 5366 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  CDA20929  Stachys bullata G. F. Hrusa 1993-5-21 11065 San Luis Obispo Big Falls Creek on W side of creek approx. 3/4 mi. upstream from confluence with Lopez Ck. Comment
  SD37504  Stachys bullata Edith A. Purer 1933-7-20 5060 San Luis Obispo Stabilized sand dunes five miles north of Guadalupe. Comment
  RSA0109104  Stachys pycnantha Steven A. Junak, D. A. Young, Tina J. Ayers 1989-8-24 4143 San Luis Obispo Cuesta Ridge Botanical Area: N of Pick and Shovel Mine in upper reaches of Chorro Creek, in creek at Dead Miner s Camp. 625 Comment
  SBBG15038  Stachys rigida E. C. Twisselmann 1962-10-12 7918 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  POM224190  Stanfordia californica E. Crum 1935-4-13 1728 San Luis Obispo Carrizo Plain, 33 miles from Maricopa on Cuyama Valley Rd 610 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
  UC1224759  Stephanomeria elata R. F. Hoover 1946-10-5 6463 San Luis Obispo n end Morro Bay Comment
  OBI15430  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-21 10093 San Luis Obispo Price cyn near Pismo Beach Comment
  JEPS51960  Stephanomeria exigua subsp. coronaria Ernest C. Twisselmann 1965-8-23 11558 San Luis Obispo Summit of Choice Valley Western San Joaquin Valley, Temblor Range 670 Comment
  OBI15411  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1946-9-15 6411 San Luis Obispo San Juan river crossing on Pozo-Simmler rd Comment
  SEINET196441  Stephanomeria exigua subsp. coronaria R. F. Hoover 1946-9-15 6411 San Luis Obispo San juan River crossinfg on Pozo Simmler road Comment
  OBI15421  Stephanomeria pauciflora Robert F. Hoover 1946-10-13 6490 San Luis Obispo E edge of Cuyama Valley near Kern Co line Comment
  OBI50153  Stipa coronata Michael Curto 1990-5-12 640 San Luis Obispo Santa Lucia Mts, Los Padres NF, Huasna Rd SW of Agua Escondido CG, T32S, R16E, S2 SW1/4 650 Comment
  OBI69693  Stipa lepida Steven A. Junak, Tina J. Ayers, Debbie Shaw 1989-5-10 4005 San Luis Obispo Santa Lucia Mts: W Cuesta Ridge, S of main rd (USFS Rd #29S11.3) at SW corner of the Cuesta Ridge Botanical Area, along dirt rd on W side of the upper portion of the Pick and Shovel mine 555 Comment
  OBI31569  Stipa pulchra Joy Nishida 1982-5-29 400 San Luis Obispo American Cyn, .3 mi S of American Cyn campground Comment
  OBI22286  Stipa speciosa Robert F. Hoover 1947-4-26 7103 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  SBBG112839  Streptanthus albidus subsp. peramoenus C. B. Hardham 1958-5-13 3281 San Luis Obispo Cerro Alto Comment
  CAS-BOT-BC87191  Streptanthus glandulosus subsp. glandulosus Rev. R. W. Summers 1882-4-21 s.n. San Luis Obispo Slope of San Luis Mountain. Comment
  OBI14870  Streptanthus tortuosus Robert F. Hoover 1957-8-28 8401 San Luis Obispo Between Rocky Butte and Pine Mt above San Simeon Comment
  SBBG43509  Stuckenia pectinata L. W. Edge 1971-11-2 San Luis Obispo N of Oso Flaco Lake Comment
  OBI65025  Stutzia covillei Greg Wilvert 2005-4-6 196 San Luis Obispo SE Half of the Caliente Range. 0.8 km SE of Wells Spring Comment
  CAS-BOT-BC376047  Stylocline gnaphaloides Alice Eastwood 1926-5-4 13835 San Luis Obispo Paso Robles Comment
  CDA16083  Stylocline gnaphaloides G. F. Hrusa 1999-4-17 14955 San Luis Obispo Carrizo Plain; Carrizo Plain, +/- 1/2 mi S of Swain Wash on E side of Soda Lake Rd. 640 Comment
  OBI42370  Stylocline gnaphaloides David J. Keil 1986-4-8 19108 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI71193  Suaeda nigra Ann Cochran 1986-7-27 49 San Luis Obispo Area of flats, E of Soda Lake rd, T30S, R19E, sec 28 Comment
  OBI77944  Suaeda nigra Craig Woods 1978-4-23 45 San Luis Obispo Carrizo Plain, 3 mi SE of the jctn of hwy 58 and Sim. soda lake san diego cr, rd, 1 mi E of sim. soda lake sand deigo cr rd 594 Comment
  UCSB38579  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Soda Lake; 30.9 mi. NW of junction of Westside Hwy. and Soda Lake Rd.; Carrizo Plain Comment
  OBI17695  Symphoricarpos mollis Dave Imper 1977-3-21 90 San Luis Obispo Price Canyon Tarsands Project. 1 mi SW of hwy 227 on Price Canyon rd 76 Comment
  CAS-BOT-BC237049  Symphoricarpos mollis Clare B. Hardham 1957-7-14 2448 San Luis Obispo Santa Rita Rd. 4 miles west of York Mt. Rd., Santa Lucia Mountains Comment
  CAS-BOT-BC237051  Symphoricarpos mollis Ernest C. Twisselmann 1955-7-31 2294 San Luis Obispo Jack Creek at York Mountain 274 Comment
  OBI73264  Symphyotrichum chilense Michael Walgren 2010-9-27 182 San Luis Obispo Vicinity of Los Osos along Los Osos Valley rd near, and W of Clark Valley rd Comment
  UC1285038  Symphyotrichum subulatum R. F. Hoover 1948-10-8 7556 San Luis Obispo between Mt San Luis and Mt. Bishop Mt. San Luis Comment
  SBBG18319  Systenotheca vortriedei C. B. Hardham 1961-5-17 7052 San Luis Obispo 4 mi W of Ocean View Mine, edge of former cypress grove 762 Comment
  SBBG118192  Taeniatherum caput-medusae E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 52 San Luis Obispo near tank trail parallel to Avery Rd, Avery vernal pool exclosure; Camp Roberts 180 Comment
  UC1953198  Tamarix ramosissima David Keil 2010-10-21 30938 San Luis Obispo Whale Rock Reservoir, Cayucos. Comment
  UC1287869  Tauschia arguta Tracey and Viola Call 1966-5-7 2474 San Luis Obispo slope 0.5 mi se La Panza Pass; se of La Panza Pass 762 Comment
  UC1122240  Tetrapteron graciliflorum A. D. Gifford 1937-4-19 815 San Luis Obispo 2 4/5 mi ene Pozo; Pozo Quadrangle Comment
  UCSB12098  Tetrapteron graciliflorum Breedlove, Dennis 1962-3-29 San Luis Obispo on the Carrizo Plain; 2 miles west of Simmler 640 Comment
  OBI51775  Thysanocarpus curvipes R. Mike Arens 1994-3-26 30 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  OBI57024  Thysanocarpus curvipes G. F. Hrusa 1998-4-27 14279 San Luis Obispo Lower Goat Springs Cyn, approx 2 mi W of Soda Lake rd. Quad Caliente Mtn 950 Comment
  CAS-BOT-BC67150  Thysanocarpus laciniatus John H. Thomas 1968-3-23 14208 San Luis Obispo About halfway between Paso Robles and Cambria near Highway 46. 440 Comment
  CAS-BOT-BC67160  Thysanocarpus laciniatus L. Jared 1896-2-1 s.n. San Luis Obispo Goodwin. Comment
  OBI31948  Torilis nodosa David J. Keil, Eric Wise 1981-5-25 14808 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI42222  Torilis nodosa David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19508 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  RSA0039784  Torilis nodosa LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6442 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
  OBI20061  Torilis nodosa Rhonda Riggins 1979-4-30 1170 San Luis Obispo Poly Cyn, CPSU Comment
  CAS-BOT-BC169242  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
  SBBG1100  Toxicoscordion fremontii K. K. Muller 1956-1-30 741 San Luis Obispo bluff above ocean, S side of Arroyo de la Cruz, just inland from St Hwy 1 Comment
  OBI6966  Tragopogon porrifolius Shirley Vaughn 1974-6-1 33 San Luis Obispo Morro Strand Beach Comment
  CAS-BOT-BC220840  Trichostema lanatum R. F. Hoover 1969-6-3 11358 San Luis Obispo Calf Canyon Comment
  UCLA54835  Trichostema lanatum Roxana S. Ferris 1939-6-2 9766 San Luis Obispo 13 mi E of Paso Robles (on Paso Robles - Adelaida road); Santa Lucia Mountains Comment
  UCSC010433  Trifolium Dylan M. Neubauer, Tim Forsell 2016-4-21 624 San Luis Obispo (SCoRO) Rocky Butte Lookout, below radio antenna, Rocky Butte Truck Trail, 2.49 air-miles ese Pine Mountain 990 Comment
  POM349159  Trifolium albopurpureum M. M. Miles 1886-1 s.n. San Luis Obispo San Luis Obispo Comment
  UC1129944  Trifolium albopurpureum var. albopurpureum P. L. Johannsen 1937-4-10 1022 San Luis Obispo 1 3/4 mi s Spanish Ranch; McKittrick quadrangle 518 Comment
  SEINET7063202  Trifolium albopurpureum var. olivaceum A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. UTM Zone 10, 710144mE, 3944489mN. (WGS84/NAD83). 244 Comment
  UCR123179  Trifolium angustifolium George K. Helmkamp, E. A. Helmkamp 2002-4-19 7419 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI12712  Trifolium barbigerum Robert F. Hoover 1948-4-25 7489 San Luis Obispo Price Cyn Comment
  UC1285151  Trifolium barbigerum R. F. Hoover 1948-4-25 7488 San Luis Obispo Price Canyon Comment
  OBI67009  Trifolium barbigerum D. R. Miller 1994-4-12 494 -190 San Luis Obispo Pine Mt Region. From trl in Almaden flats, near amanda's rock, Pico Crk drainage 853 Comment
  UCR32065  Trifolium bifidum var. decipiens David J. Keil 1982-5-8 15974 San Luis Obispo Central Coast, 4.4 mi east of junction with Santa Rosa Creek Road on dirt road leading to Cypress Mtn via Steiner Creek 687 Comment
  OBI59528  Trifolium ciliolatum David J. Keil, with V. L. Holland 1999-5-4 28314 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI39007  Trifolium depauperatum var. depauperatum David J. Keil, Dirk Walters, et al 1986-3-22 19089 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. S end of Soda Lake at Jctn of Simmler-Soda Lake rd with Soda Lake Rd. T31S, R20E, sect 20 and 29 591 Comment
  OBI75849  Trifolium depauperatum var. truncatum Al Lindholm 1971-4-11 172 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. NE slope of Geode Mtn, just above rd 520 Comment
  SBBG118172  Trifolium depauperatum var. truncatum M. Wetherwax, E. L. Painter 2003-4-1 SLO 308 San Luis Obispo W side of Cerro Romualdo, in meadow; Camp San Luis Obispo 250 Comment
  UCSB17691  Trifolium dichotomum Hardham, Clare 1961-4-17 San Luis Obispo Mt. Pine north of Cambria 914 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
  OBI56497  Trifolium fragiferum D. R. Miller 1990-7-7 GL- 2 -790 San Luis Obispo Naturalized in back garden area at 17265 Oak Rd Garden Farms Comment
  OBI12687  Trifolium fucatum Robert F. Hoover 1969-4-22 11251 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  SBBG104430  Trifolium fucatum M. D. Proctor, E. A. Young 1993-4-16 ROB 0428 San Luis Obispo 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  RSA680187  Trifolium gracilentum Scott D. White, Ken McDonald 2001-5-9 8464 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UCR101016  Trifolium gracilentum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3219 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  OBI79830  Trifolium gracilentum D. R. Miller 2013-4-3 413 .1037 San Luis Obispo The Rocky Butte/Pine Mountain Region, from Cole Ranch heli-pad margin, marmolejo creek drainage. 744 Comment
  SEINET7063612  Trifolium gracilentum var. gracilentum A. G. Vestal 1947-4-12 s.n. San Luis Obispo Terrace in Cuyama Valley and the Cuyama River. UTM Zone 10, 765849mE, 3889100mN. (WGS84/NAD83). 396 Comment
  OBI12676  Trifolium grayi Robert F. Hoover 1952-4-8 8069 San Luis Obispo Pozo (1 mi W) Comment
  OBI54248  Trifolium hirtum David J. Keil 1996-5-2 25856 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  UCD39111  Trifolium microcephalum Beecher Crampton 1964-5-18 6981 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  SBBG112443  Trifolium microdon D. Keil, R. Riggins, D. R. Miller 1998-5-27 27476 San Luis Obispo San Simeon Crk Rd at Eagle Point, 10 mi NE from Hwy 1 Comment
  UCSC006031  Trifolium microdon Randall Morgan 1996-5-9 2938 San Luis Obispo Grassland E of Laguna Lake Comment
  OBI56553  Trifolium obtusiflorum Lynne Dee Oyler, Sharon Vroman 1992-7-8 2524 San Luis Obispo BLM-Calf Cyn, Parcel 3S 427 Comment
  OBI72839  Trifolium repens Brian Barrett 1980-11-11 4 San Luis Obispo 1172 Peach St Lawn, San Luis Obispo 122 Comment
  OBI73089  Trifolium subterraneum David J. Keil, with Michael Curto and V. L. Holland 2000-5-10 28669 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon Comment
  OBI58049  Trifolium willdenovii David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27478 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1 (35 deg. 40.233' N x 121 deg. 02.851' W). Comment
  UC33314  Trifolium willdenovii Mrs. Blochman 1893-1 San Luis Obispo Comment
  OBI80365  Trifolium wormskioldii David J. Keil 1992-1 22972 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  POM169937  Trillium angustipetalum N. K. Berg 1904-5-3 s.n. San Luis Obispo Santa Margarita Comment
  UC1134680  Trillium angustipetalum H. C. Lee 1936-3-19 460 San Luis Obispo 2 mi. n.-n.w. Camp Hill; Arroyo Grande Quad. Comment
  CAS-BOT-BC520866  Trillium angustipetalum R. F. Hoover 1967-3-5 10235 San Luis Obispo Lower part of Lopez Canyon Comment
  SBBG117759  Triphysaria eriantha subsp. eriantha E. Painter, M. Wetherwax 2002-2-27 SLO 208 San Luis Obispo W of Chorro Valley Rd, between Chorro Reservoir and watertank 167 Comment
  JEPS24074  Triphysaria eriantha subsp. eriantha Ernest C. Twisselmann 1959-4-10 5044 San Luis Obispo just below mouth of Perfumo Canyon (Los Osos Valley); , just below mouth of Perfumo Canyon 60 Comment
  CAS-BOT-BC200075  Trisetum canescens R. F. Hoover 1964-6-7 8990 San Luis Obispo San Carpoforo Creek just above Windy Point Comment
  OBI79866  Triteleia ixioides D. R. Miller 2013-5-17 513 .106 San Luis Obispo The Rocky Butte/Pine Moutain Region. Egeberg property at Main Road and damn trail, San simeon creek drainage. Comment
  OBI64822  Triticum aestivum David J. Keil, with Michael Curto 2001-5-15 29467 San Luis Obispo