Search Results — 2000 specimen records retrieved (1118 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI12227  Abronia latifolia Fred Rush Aug-57 s.n. San Luis Obispo S. Morro bay Comment
  SD41410  Abronia latifolia Edith A. Purer 1933-7-20 5083 San Luis Obispo 6 miles northwest of Guadalupe Comment
  RSA0078733  Abronia maritima Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3217 San Luis Obispo Morro Strand State Beach: Just W of Hwy 1 in Cayucos. 1 Comment
  UC1285093  Abronia pogonantha R. F. Hoover 1947-3-30 6837 San Luis Obispo ON La Panza-Shandon road Fernandez Creek Comment
  CAS-BOT-BC229432  Abronia umbellata R. F. Hoover 1946-7-24 6248 San Luis Obispo South end of Morro Bay, on sandhills just back of beach Comment
  OBI22762  Acacia decurrens var. dealbata Jack Farrell 1955-2-21 74 San Luis Obispo Comment
  OBI8073  Acacia decurrens var. dealbata Kurt R. Neisess 1976-1-27 s.n. San Luis Obispo Grrowing next to a vacant lot in Los Osos Comment
  UCR115284  Acacia neriifolia Austin P. Griffiths 1978-1-31 s.n. San Luis Obispo Central Coast, Oceano, abandoned homesite at NW corner of 21st Street and US Hwy 11 Comment
  OBI32220  Acaena pinnatifida David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14373 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI20401  Acer macrophyllum Neil Havlik 1967-5-21 61 San Luis Obispo On the W side of US 101 at Cuesta Summit Comment
  OBI40821  Acer negundo David J. Keil 1980-4-23 13809 San Luis Obispo In San Luis Obispo along Stenner Crk near Sierra Vista Hospital Comment
  UC1071654  Acer negundo var. californicum B. Bolt 1936-3-23 645 San Luis Obispo 1/2 mi n Valencia Peak; Cayucos Quadrangle Comment
  OBI6633  Achillea millefolium Greg Hassen 1975-6-24 3 San Luis Obispo In Poly Cyn [Cal Poly SLO]; growing above dump Comment
  OBI53555  Achillea millefolium Arthur W. Hazebrook 1991-5-7 65 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, NE most stand of Coreopsis gigantea Comment
  UC641641  Achnatherum coronatum G. L. Stebbins Jr. 1939-6-20 2881 San Luis Obispo on highway between Pozo and La Panza; La Panza Range 731 Comment
  SBBG80312  Achyrachaena mollis C. F. Smith 1950-5-1 2733 San Luis Obispo near home of Eben McMillan, S of summit of Palo Prieto Pass 670 Comment
  CAS-BOT-BC29733  Achyrachaena mollis Roxana S. Ferris 1929-4-15 7630 San Luis Obispo 8 miles from Moro on the San Luis Obsipo Road Comment
  OBI17138  Achyrachaena mollis Robert F. Hoover 1968-4-17 11062 San Luis Obispo N side of Soda Lake, Carrizo Plain Comment
  SFV16120  Achyrachaena mollis J. M. Kneitel 1995-5-1 50 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Caliente Mountains, American Ranch, 2 miles from Soda Lake Road. 670 Comment
  OBI13188  Acmispon brachycarpus Robert F. Hoover 1964-5-11 8784 San Luis Obispo Rd to Hi Mtn from Pozo-Arroyo Grande summit Comment
  CHSC114047  Acmispon heermannii var. orbicularis Richard R. Halse 2012-3-26 8435 San Luis Obispo Along State Hwy 1, ca 2 miles south of SanSimeon, just south of where San Simeon Creek enters the Pacific Ocean. 3 Comment
  UCR250530  Acmispon heermannii var. orbicularis Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7227 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes. Guadalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond, c. 250 m from Pacific Ocean 9 Comment
  OBI79427  Acmispon maritimus David J. Keil, with Mike Walgren & Lisa Andreano 2013-5-1 31775 San Luis Obispo Montana de Oro State Park. Slopes north of Coon Creek, burned over in fall 2012 controlled burn/wildfire 100 Comment
  RSA0039774  Acmispon micranthus LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6514 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
  OBI59918  Acmispon strigosus G. F. Hrusa 1995-5-28 12307 San Luis Obispo Black Butte Research Natural Area. Ridge immed SW of Radio Facility 2 (Peak 1) 610 Comment
  OBI66206  Acmispon strigosus Kathleen Goddard Jones 1994-4-17 s.n. San Luis Obispo CNPS Wildflower Weekend outing to Guadalupe Dunes. Wild Almond Meadows: five deflation areas near Oso Flaco Lake at property owned by Lena Enos Buss Comment
  SDSU4353  Acmispon strigosus D. F. Howe 1960-4-10 2853 San Luis Obispo East of sand dunes and south of Morro Bay. Comment
  UCD104411  Acmispon strigosus G. F. Hrusa 1995-5-28 12216 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Top of Ridge 2, E of Peak 2. Comment
  SBBG104250  Acmispon wrangelianus M. D. Proctor, E. A. Young 1993-3-18 ROB 245 San Luis Obispo 1 km S of Boy Scout Rd; Camp Roberts Comment
  OBI27034  Adenostoma fasciculatum James Courtney 1981-1-15 32 San Luis Obispo Pennington Crk Bio reserve Comment
  OBI31019  Adenostoma fasciculatum Julie M. Vanderweir 1979-5-11 19 San Luis Obispo Indian Knob Tar Sands Comment
  OBI58688  Adenostoma fasciculatum David J. Keil 1998-4-27 26929 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  UC1127733  Adenostoma sparsifolium H. C. Lee 1936-6-13 670 San Luis Obispo 1/4 mi. s. Musick; Nipomo Quad. Comment
  OBI1103  Adiantum jordanii Richard E. Simpson 1960-5-15 160 San Luis Obispo Collected on the northside of Hollister Peak Comment
  OBI70016  Adiantum jordanii David Drucker 1980-5-10 27 San Luis Obispo Below Indian Nob. 137 Comment
  RSA522596  Agastache urticifolia David J. Keil, Rick Oyler, Lynne Oyler 1986-5-17 19469 San Luis Obispo Santa Margarita Ranch. 3.6 miles S of Santa Margarita along ranch road. Eastern base of Santa Lucia Mountains in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  UC1285258  Agastache urticifolia R. F. Hoover 1950-6-20 7989 San Luis Obispo on road to Cambria 6 mi w Templeton Comment
  OBI72527  Ageratina adenophora M. Wetherwax & E. L. Painter, David J. Keil 2001-5-17 SLO- 77 San Luis Obispo Camp San Luis Obispo. W side of Dairy Crk bridge near jctn of Amador & Mendocino St, under bridge. UTMs (NAD27) zone 10, 706125E, 3911397N 100 Comment
  UCR14521  Agoseris apargioides George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, Cuesta Summit north of [San Luis Obispo] Morro Bay Comment
  UCSB33994  Agoseris heterophylla Woodbury, Kevin 1978-4-14 San Luis Obispo 6 miles north along Highway 101 from LeRoy Park 30 Comment
  CAS-BOT-BC46082  Agoseris heterophylla var. cryptopleura Alice Eastwood 1926-5-4 13827 San Luis Obispo Paso Robles Comment
  OBI56691  Agoseris heterophylla var. heterophylla David J. Keil 1998-4-20 26873 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. Comment
  RSA595249  Agoseris heterophylla var. heterophylla R. S. Woglum 1938-4-22 1568 A San Luis Obispo Inner Coast Ranges, near Cholame. Comment
  JEPS35298  Agoseris retrorsa R. F. Hoover 1949-5-14 7682 San Luis Obispo above San Simeon; Rocky Butte District Comment
  UC2027479  Agoseris retrorsa D. R. Miller 1990-4-9 1- 5 -90 San Luis Obispo Dr's driveway edge, Pine Mt./Rocky Butte. Comment
  CAS-BOT-BC139725  Agrostis gigantea Ernest C. Twisselmann 1965-12-6 11751 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  SEINET10507100  Agrostis hooveri Robert F. Hoover 1948-6-29 Hoover 7549 San Luis Obispo Summit on road between Arroyo Grande and Huasna Dist. Comment
  OBI30727  Agrostis pallens Koomanoff et al. 1981-5-16 2 San Luis Obispo SSE 45 degrees near summit of Indian Knob Comment
  RSA770155  Agrostis stolonifera David J. Keil, V. L. Holland 2010-6-15 30889 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. 100 Comment
  CAS-BOT-BC64522  Ailanthus altissima Ernest C. Twisselmann 1968-9-6 14920 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo Co. 670 Comment
  UCR122735  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 1998-5-19 3879 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  CAS-BOT-BC138255  Aira caryophyllea var. caryophyllea R. F. Hoover 1954-5-15 8346 San Luis Obispo Calf Canyon, east of Santa Margarita. Comment
  RSA714095  Albizia lophantha George K. Helmkamp 2003-12-18 8234 San Luis Obispo Arroyo Grande, Courtland Ave. one block S of Grand Ave. Brooklyn Creek, opposite San Francisco. 15 Comment
  RSA128145  Alisma triviale Clare B. Hardham 1958-9-9 3860 San Luis Obispo Atascadero Creek. The Santa Lucia Mtns. Comment
  UC1136223  Allenrolfea occidentalis W. A. Peterson 1936-7-9 352 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  JEPS27019  Allium amplectens Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7401 San Luis Obispo on slope just above westernmost fork of Las Tablas Creek (Dellaganna or Carmen Creek), at northwestern base of Cypress Mountain Cypress Mountain, westernmost fork of Las Tablas Creek 518 Comment
  OBI59531  Allium crispum David J. Keil, with V. L. Holland 1999-5-4 28311 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  SJSU3322  Allium crispum C. W. Sharsmith 1962-4-20 6779 San Luis Obispo Eben McMillan Ranch, Bitterwater Valley in Shandon Hills c. 7 mi E of Shandon Comment
  CAS-BOT-BC135841  Allium hickmanii R. F. Hoover 1952-5-10 8164 San Luis Obispo Near mouth of Arroyo de la Cruz (just S. of) on mesa summit. Comment
  CAS-BOT-BC135839  Allium hickmanii Lewis S. Rose 1936-3-19 36080 San Luis Obispo San Simeon 6 Comment
  OBI58933  Allium lacunosum var. davisiae David J. Keil 1998-5-4 27066 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  SD249077  Allium lacunosum var. lacunosum David J. Keil 1992-5-2 22858 San Luis Obispo Laguna Lake Park. 35 Comment
  CAS-BOT-BC472751  Allium lacunosum var. micranthum O. Renner 1923-5-1 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC132103  Allium peninsulare var. peninsulare Clare B. Hardham 1958-5-5 3190 San Luis Obispo 1.2 miles west of summit of Recruit Grade Comment
  OBI21213  Allium peninsulare var. peninsulare Neil Havlik 1968-4-6 147 San Luis Obispo On hill on W side of Carrizo plain, due W of S end of Soda Lake Comment
  OBI33331  Amaranthus albus David J. Keil 1983-10-21 17981 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  OBI38230  Amaranthus albus Eric Wise 1983-10-16 1824 San Luis Obispo Twisselmann Lake. Summit of Palo Prieta Cyn near Cholame Comment
  SBBG28567  Amaranthus deflexus E. C. Twisselmann 1967-8-22 13560 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  SBBG55763  Amaranthus deflexus D. Keil -Nov-1977 San Luis Obispo Cal Poly Campus Comment
  OBI66753  Amaryllis belladonna David J. Keil, with V. L. Holland 2000-9-6 29107 San Luis Obispo San Luis Obispo. Hillside above end of Lizzie Street near La Loma adobe Comment
  OBI79471  Ambrosia acanthicarpa David J. Keil 2011-11-26 31201 San Luis Obispo Highway 58 east of junction with Highway 229. Lower part of Calf Canyon 415 Comment
  CAS-BOT-BC13637  Ambrosia acanthicarpa Ernest C. Twisselmann 1954-9-29 1606 San Luis Obispo Temblor Range, Palo Prieta Canyon, 6 miles south of Cholame 579 Comment
  CDA17573  Ambrosia chamissonis Austin Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes; Along N Side of Oso Flaco Creek. Comment
  OBI57762  Ambrosia chamissonis Austin P. Griffiths, R. A. Lawton 1980-5-30 s.n. San Luis Obispo Oceano Dunes. On innermost primary remnant dunes just e of Dune Buggy Hill Comment
  CAS-BOT-BC61483  Ambrosia chamissonis John Thomas Howell 1929-10-12 4483 San Luis Obispo Ocean Beach, 9 miles n. of Morro Comment
  CAS-BOT-BC55574  Ambrosia psilostachya R. F. Hoover 1966-9-16 10040 San Luis Obispo 3 mi. n. of Santa Margarita Comment
  SBBG122319  Amelanchier utahensis D. Keil, V. L. Holland 2001-5-29 29511 San Luis Obispo W outskirts of Atascadero; 3-F Meadows, accessed from San Marcos Rd 365 Comment
  UCD92894  Ammophila arenaria Larry E. Brown 1971-5-12 1989 San Luis Obispo San Luis Obispo County: at Grover City. Comment
  OBI58421  Ammophila arenaria Austin P. Griffiths 1980-7-2 s.n. San Luis Obispo Oceano Dunes. Just above stabilized area, W of bordering drainage canal, ca. 2 mi S of Oceano Comment
  SEINET3871726  Amsinckia douglasiana Richard R. Halse 2011-3-22 8147 San Luis Obispo Along State Hwy. 1 ca 4.1 mi N of Guadalupe.; 0 48 Comment
  OBI54457  Amsinckia intermedia Matthew Arterburn 1997-3-23 28 San Luis Obispo 3.1 mi from Navajo Camp on Navajo camp rd Comment
  RSA116483  Amsinckia intermedia E. C. Twisselmann 1954-3-8 860 San Luis Obispo Palo Prieta Canyon: near summit, 7 miles south of Cholame. 579 Comment
  OBI4170  Amsinckia spectabilis var. microcarpa Julie R. Potter 1969-4-30 22 San Luis Obispo Morro Bay state park Comment
  OBI72379  Amsinckia spectabilis var. microcarpa Anthony Baniaga 2010-5-22 226 San Luis Obispo Black Lake cyn, Callender property 19 Comment
  OBI29464  Amsinckia spectabilis var. spectabilis Melissa Luckow 1981-6-25 714 San Luis Obispo Just N of San Simeon Bach Comment
  OBI20674  Amsinckia tessellata Robert F. Hoover 1948-5-2 7508 San Luis Obispo La Panza district Comment
  UC62965  Ancistrocarphus filagineus J. H. Barber 1899-4-9 San Luis Obispo near Paso Robles Comment
  CAS-BOT-BC84623  Anthemis cotula Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch San Luis Obispo Comment
  OBI65961  Anthemis cotula Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 25 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1. Along Gilardi Rd at Silhouette Shooting Range marsh below pumping house. N of hwy 1 56 Comment
  OBI56883  Antirrhinum kelloggii Jennifer Stone 1986-3-9 4 San Luis Obispo Cuesta Ridge East in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for sfire succession thesis study, Soils Science Dept, Calif Polytechnic State Univ. Site 1 Comment
  UCD123454  Antirrhinum multiflorum A. S. Albert 1928-6-1 s.n. San Luis Obispo San Luis Obispo County: Tar Springs Ranch, 8 miles east of Arroyo Grande. Oceano, California. 182 Comment
  CAS-BOT-BC237900  Antirrhinum ovatum John Thomas Howell 1948-6-14 24340 San Luis Obispo Headwaters of Bitterwater Creek, north end of Carrizo Plain 609 Comment
  CAS-BOT-BC237909  Antirrhinum ovatum Ernest C. Twisselmann 1962-8-23 7695 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 701 Comment
  OBI31481  Aphanes occidentalis Joy Nishida, Robert Allen 1982-4-10 274 San Luis Obispo American Cyn campground 536 Comment
  OBI9023  Apiastrum angustifolium John Thomas Howell 1948-6-15 24356 San Luis Obispo Red HIlls SE of Shandon 762 Comment
  OBI37405  Apium graveolens Eric Wise 1981-6-11 519 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  UC771665  Apium graveolens R. F. Hoover 1946-10-20 6509 San Luis Obispo Price Canyon Comment
  OBI37406  Apium graveolens Eric Wise 1981-6-29 834 San Luis Obispo Twin Lake of Dune Lakes Comment
  OBI26717  Aquilegia eximia Jerry Copeland 1973-9-8 1027 San Luis Obispo Along side Morro Crk bed, 7 mi E of jctn of hwy 1 and 41 Comment
  OBI20495  Aralia californica Robert F. Hoover 1965-9-7 9535 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  RSA522601  Arbutus menziesii David J. Keil, Rhonda Riggins, Richard A. Pimentel, D. R. Miller 1985-4-27 18704 San Luis Obispo 12.2 miles from California Rte 1 along San Simeon Creek Road, S of Rocky Butte lookout. 915 Comment
  UC1120814  Arbutus menziesii H. C. Lee 1936-2-7 384 San Luis Obispo 2.3 mi ne of Slide Hill 609 Comment
  CAS-BOT-BC410161  Arceuthobium occidentale John Thomas Howell 1964-6-28 40724 San Luis Obispo near Cambria Comment
  UC1121461  Arctostaphylos T. M. Hendrix 1939-5-7 1014 San Luis Obispo 1.1 mi nw New District School; Pozo Quadrangle Comment
  OBI14751  Arctostaphylos crustacea Robert F. Hoover 1946-12-15 6575 San Luis Obispo Upper coon Crk, San Luis range, on hills where Pinus muricata grows Comment
  SEINET11989179  Arctostaphylos crustacea R. Gankin, Hildreth, W. R. 1967-1 1124 San Luis Obispo near divide between Perfumo Canyon & See Canyon on See Canyon side Comment
  SBBG41079  Arctostaphylos crustacea subsp. crustacea R. F. Hoover 1963-4-13 8551 San Luis Obispo upper Coon Crk Comment
  UC1389144  Arctostaphylos cruzensis A. E. Wieslander 1936-2-26 611 San Luis Obispo 2 mi ssw Hollister Peak; Cayucos Quad. 60 Comment
Read comments
Dec 24 2016
  UCD50484  Arctostaphylos cruzensis Roman Gankin; W. R. Hildreth 1967-10-11 1116 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
  JEPS98892  Arctostaphylos cruzensis Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1775 p.p. San Luis Obispo Arroyo de la Cruz, E side of Hwy 1; roadside, this specimen from type plant Comment
  SD185194  Arctostaphylos glandulosa G. K. Helmkamp 1993-3-5 San Luis Obispo Just north of Montana de Oro State Park. 29 Comment
  SBBG94002  Arctostaphylos glandulosa subsp. cushingiana S. A. Junak 1990-4-27 4223 San Luis Obispo W end of Cuesta Ridge Botanical Area, near USFS Rd 29S11.3, ca. 5.5 mi W of US Hwy 101 and 0.3 mi W of W boundary for the Botanical Area. 710 Comment
  OBI14698  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1946-10-26 6530 San Luis Obispo Summit above (SE of) cuesta Pass Comment
  CAS-BOT-BC23086  Arctostaphylos glandulosa subsp. glandulosa Clare B. Hardham 1957-3-20 1549 San Luis Obispo Chalk Rock, York Mt. Comment
  RSA386702  Arctostaphylos glauca Roman Gankin, Lalit Srivastara, Chas. H. Lamonreux 1958-2-6 279 San Luis Obispo Santa Margarita-Creston road, 1 mi. w. of jct. of above road with road to McKittrick via Wells Corner. 9 mi. w. of Creston. Comment
  OBI14651  Arctostaphylos luciana Robert F. Hoover 1969-5-20 11316 San Luis Obispo Santa Lucia Range; Klau district mines Comment
  SBBG34147  Arctostaphylos luciana R. Gankin 1966-2-17 665 San Luis Obispo ca. 2 mi E of Cuesta Pass off US Hwy 101 Comment
  CAS-BOT-BC40078  Arctostaphylos morroensis R. F. Hoover 1964-3-16 8653 San Luis Obispo Los Osos Highlands Comment
  SD103954  Arctostaphylos morroensis J. L. S. Simpson 1965-11-6 San Luis Obispo San Luis Range hillside, Morro Bay Comment
  SDSU2810  Arctostaphylos morroensis D. F. Howe 1963-5-19 3495 San Luis Obispo South of Morro Bay. 122 Comment
  SD56799  Arctostaphylos morroensis Darley F. Howe 1963-5-19 3495 San Luis Obispo Hillside S of Morro Bay Comment
  CDA11347  Arctostaphylos obispoensis G. F. Hrusa 1995-4-16 12070 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass in Cuesta Botanical Area. Approx. 2 m. NW of US 101. Comment
  SBBG104940  Arctostaphylos obispoensis F. L. Johnson Proctor 1993-2-20 ROB 149 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  UC1950209  Arctostaphylos obispoensis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6834 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon, 2-3 miles from Hwy 1 Comment
  UCD52914  Arctostaphylos obispoensis A. E. Wieslander 1933-3-23 2692 San Luis Obispo South slope Santa Lucia Range. 365 Comment
  UCD52921  Arctostaphylos obispoensis Roman Gankin 1963-4-10 354 San Luis Obispo About 6 mi. east of Morro Bay. Comment
  CAS-BOT-BC39826  Arctostaphylos obispoensis R. F. Hoover 1947-1-18 6596 San Luis Obispo Steiner Creek Comment
  CAS-BOT-BC39837  Arctostaphylos obispoensis Robert F. Thorne; Percy C. Everett 1963-6-7 32147 San Luis Obispo Along Cuesta Ridge road; 1.8 miles NW from Cuesta Pass. Comment
  CAS-BOT-BC39849  Arctostaphylos obispoensis Clare B. Hardham 1956-1-16 66 San Luis Obispo Santa Lucia Mountains - Klau Mine, rocky south-facing slope Comment
  CAS-BOT-BC39855  Arctostaphylos obispoensis L. R. Abrams 1913-7-20 5041 San Luis Obispo Cuesta Grade - near Manzanita Comment
  JEPS81584  Arctostaphylos obispoensis R. Raiche 1982-1-28 20064 San Luis Obispo between San Luis Obispo and Atascadero; Cuesta Grade Comment
  OBI25898  Arctostaphylos obispoensis Eric Lamers 1981-2-16 2 San Luis Obispo Cuesta Ridge along roadside, 1/2 mi from radio towers Comment
  SBBG48386  Arctostaphylos obispoensis R. N. Philbrick with D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo TV rd near Cuesta Summit, ca. 1 mi W of Hwy 101 Comment
  UC1341118  Arctostaphylos obispoensis Robert J. Rodin 1962-5-8 6862 San Luis Obispo ridge on Hwy 101 4 mi se Cuesta Summit Comment
  SEINET11998377  Arctostaphylos osoensis Unknown 1989-1 6493 San Luis Obispo Flood Ranch on W flank of Hollister Peak at end of Canet Road 259 Comment
  CAS-BOT-BC44411  Arctostaphylos pechoensis Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo Between See Canyon and Irish Hills Comment
  CDA16233  Arctostaphylos pechoensis G. F. Hrusa, R. Gross 1997-12-27 14148 San Luis Obispo Montana de Oro State Park; Hill above Coon Creek parking, 0 Comment
  UC549663  Arctostaphylos pechoensis J. E. Adams 1935-2-24 1001 San Luis Obispo head of Davis Canyon Pecho Hills Comment
  UCD53515  Arctostaphylos pechoensis var. luciana Roman Gankin 1966-2-17 665 San Luis Obispo Ca. 2 miles east of Cuesta Pass off U.S. Highway 101. Comment
  RSA43159  Arctostaphylos pilosula subsp. pismoensis Robert F. Hoover 1947-2-10 6615 San Luis Obispo Price Canyon, Comment
  UCD53671  Arctostaphylos pilosula subsp. pismoensis Roman Gankin; W. R. Hidlreth 1967-10-12 1132 a San Luis Obispo San Luis Obispo County: 0.7 mile SW from Noyes Road on State Route 227, Arroyo Grande. Comment
  UC1137450  Arctostaphylos pungens E. Armstrong 1934-4-1 1141 San Luis Obispo 5 mi w Pozo; Pozo Quadrangle Comment
  RSA43170  Arctostaphylos tomentosa subsp. crustacea Robert F. Hoover 1946-9-22 6440 San Luis Obispo West of Pasa Robles on road to Adelaida. Comment
  UC549487  Arctostaphylos tomentosa subsp. crustacea J. E. Adams 1935-2-24 1002 San Luis Obispo Davis Canyon Pecho Hills Comment
  RSA660608  Arctostaphylos wellsii Austin P. Griffiths 1985-3-5 s.n. San Luis Obispo Along ridge south of Native Sons Wholesale Nursery El Campo Rd. Comment
  SD167148  Arenaria douglasii G. K. Helmkamp, E. A. Helmkamp 2005-3-5 9033 San Luis Obispo Santa Lucia Wilderness north of Lopez Lake, Upper Lopez Canyon Road, 5.5 miles north of junction with Lopez Road. 334 Comment
  UCR175594  Arenaria paludicola Mark A. Elvin, J. Chesnut 2005-9-28 4579 San Luis Obispo Central Coastal, Oso Flaco Lake: NW corner, in 'opening' on a floating bog 4 Comment
  CAS-BOT-BC90141  Artemisia biennis Ernest C. Twisselmann 1968-10-21 15046 San Luis Obispo Paso Robles: Salinas River just below the Highway 46 bridge 181 Comment
  OBI31254  Artemisia californica Joy Nishida 1982-10-2 529 San Luis Obispo North end of American Canyon campground Comment
  OBI77792  Artemisia californica David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15672 San Luis Obispo Arroyo de la Cruz area N of San Simeon. along S side of the Arroyo Comment
  UC1953207  Artemisia californica David Keil 1988-7-2 20862 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. Vicinity of old cement plant on hill to northeast. Comment
  OBI27384  Artemisia douglasiana Thomas Burrows 1980-8-14 99 San Luis Obispo Reservoir Cyn 152 Comment
  OBI31052  Artemisia douglasiana Julie M. Vanderwier 1978-5-28 72 San Luis Obispo Indian Knob Tar Sands Comment
  OBI53556  Artemisia douglasiana Arthur W. Hazebrook 1991-5-7 66 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill Comment
  OBI29571  Artemisia dracunculus Melissa Luckow 1981-6-25 691 San Luis Obispo Just N of San Simeon Beach Comment
  CAS-BOT-BC90612  Artemisia dracunculus Gertrude Sinsheimer 1927-9-1 s.n. San Luis Obispo Sisquoc River near Santa Maria Comment
  OBI53508  Artemisia dracunculus Arthur W. Hazebrook 1991-6-29 102 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, NE riparian entrance Comment
  OBI28726  Asclepias fascicularis David J. Keil 1980-9-18 14216 San Luis Obispo 0.4 mi from Hwy 58 on Shell Crk Rd Comment
  SBBG117868  Asclepias fascicularis E. Painter, M. Wetherwax 2000-6-12 SLO 127 San Luis Obispo near Chorro Crk grassy slope W of bog thistle exclosure; Camp San Luis Obispo 200 Comment
  UCR202644  Asclepias fascicularis George K. Helmkamp 1990-9-3 s.n. San Luis Obispo Central Coast, north of the bay at Avila Beach 8 Comment
  OBI57169  Asparagus asparagoides Pete Tomosovic 1997-5-1 49 San Luis Obispo San Luis Peak. W of hwy 101 between Broad St and Marsh Comment
  SEINET8466180 Image available Asparagus officinalis David Keil 1985-6-9 18793 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Avenue (1.5 blocks ESE of Willow Drive) and N across scrub to Eto Lake Comment
  SEINET8466161 Image available Asparagus virgatus D. Keil 1979-8-22 San Luis Obispo Across side st from French Hospital, ca 1/2 block W of Johnson Ave. Comment
  OBI21251  Asphodelus fistulosus Robert F. Hoover 1956-4-14 8365 San Luis Obispo 1 mi W of Nipomo, at site of abandoned dump Comment
  CAS-BOT-BC65819  Aspidotis californica Clare B. Hardham 1957-12-29 2841 San Luis Obispo Black Mountain - Highland District Comment
  OBI75170  Aspidotis carlotta-halliae David J. Keil, with Matt Ritter, Ken Haggard, et al. 2011-3-22 30980 San Luis Obispo Upper eastern slope of Santa Lucia Mountains. Tributary of Tassajara Canyon north of San Luis Obispo. Comment
  UCR131907  Aster lanceolatus subsp. hesperius George K. Helmkamp 2003-10-8 8199 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
  CDA17568  Aster lanceolatus subsp. hesperius Austin Griffiths 1980-12-27 s.n. San Luis Obispo Vicinity of Oceano; Block S of Beach St. crossing, Oceano, Comment
  UCR140407  Aster subulatus var. ligulatus George K. Helmkamp 2004-2-19 8301 A 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
  UCD21566  Astragalus R. Scherson; J. F. Perez 2003-6-26 7 San Luis Obispo San Luis Obispo County: California, Bitterwater Canyon Road, 100 m. south of Highway 46, 1 mile west of Cholame. 344 Comment
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Jul 5 2010
  OBI80899  Astragalus asymmetricus George Butterworth 2015-7-21 980 San Luis Obispo Above Jenks Spring 664 Comment
  CAS-BOT-BC177785  Astragalus curtipes David D. Keck 1933-5-5 2191 San Luis Obispo Odd Fellows Cemetery, near mouth of Torro Creek, between Cayucos and Morro Comment
  SBBG104780  Astragalus curtipes M. D. Proctor, E. A. Young 1993-3-20 ROB 294 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  CAS-BOT-BC177788  Astragalus curtipes Clare B. Hardham 1958-3-22 2914 San Luis Obispo Steiner Creek, near San Luis Obispo Comment
  RSA110186  Astragalus curtipes H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1954-5-3 11276 San Luis Obispo 3.5 miles s. of Cambria. 30 Comment
  RSA18243  Astragalus curtipes Carl B. Wolf 1929-4-15 3607 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  UC862637  Astragalus curtipes Lewis S. Rose 1936-3-19 36084 San Luis Obispo 6 mi ne Morro Beach; ne of Morro Beach 60 Comment
  UC1128765  Astragalus didymocarpus D. Axelrod 1935-3-31 211 San Luis Obispo 8 mi ese Cuyama Ranch; Santa Ynez Quad., ese of Cuyama Ranch Comment
  UC1285210  Astragalus didymocarpus R. F. Hoover 1952-4-8 8095 San Luis Obispo w base Temblor Range near McKittrick Road; w base Temblor Range Comment
  SBBG118240  Astragalus didymocarpus var. didymocarpus M. Wetherwax, E. Painter, J. Greenhouse 2003-4-2 CR 424 San Luis Obispo above Nacimiento River along N side of rd from Twin Bridges to SW post boundary; Camp Roberts 180 Comment
  SEINET5789333 Image available Astragalus dispermus Marcus E. Jones 1882-1 3229 San Luis Obispo San Luis Obispo, CA Comment
  CAS-BOT-BC178243  Astragalus gambelianus Ira L. Wiggins 1929-4-13 3424 San Luis Obispo Along Salinas River 5 miles north of paso Robles. Comment
  OBI13349  Astragalus gambelianus John Young 1967-5-30 s.n. San Luis Obispo Poly Cyn, W side hill slope Comment
  SBBG108027  Astragalus gambelianus C. B. Hardham 1961-5-17 7058 San Luis Obispo 4 mi W of Ocean View Mine Comment
  CAS-BOT-BC178229  Astragalus gambelianus Lois E. James 1947-4-12 1756 A San Luis Obispo Hills just N of San Luis Obispo. Comment
  CDA16348  Astragalus lentiginosus var. nigricalycis G. F. Hrusa 2000-4-1 15335 San Luis Obispo Carrizo Plain; Swain pasture on W side, (i.e. Swain pasture camp). 762 Comment
  RSA67577  Astragalus lentiginosus var. nigricalycis P. A. Munz 1951-4-13 16297 San Luis Obispo 20 miles W of McKittrick, Hwy 178, edge of Carrizo Plain. 762 Comment
  CAS-BOT-BC187539  Astragalus macrodon M. E. Jones 1902-6-25 s.n. San Luis Obispo Paso Robles Comment
  RSA92009  Astragalus nuttallii E. K. Balls 1954-6-30 10137 San Luis Obispo 1.8 mi. S. of Piedras Blancas Coast Guard Stn. along State Hwy. #1. Comment
  SBBG128001  Astragalus nuttallii M. A. Elvin, N. LaGrille 2005-8-8 San Luis Obispo Oso Flaco Lake, "Boy Scout Camp" W side of lake ca. 15 m N of causeway 6 Comment
  CAS-BOT-BC186518  Astragalus nuttallii var. nuttallii David D. Keck 1933-5-4 2181 San Luis Obispo Cambria Comment
  CAS-BOT-BC186546  Astragalus nuttallii var. nuttallii Alice Eastwood 1927-8-1 15038 San Luis Obispo San Simeon Bay Comment
  CAS-BOT-BC186547  Astragalus nuttallii var. nuttallii Ynez Whilton Winblad 1937-6-17 s.n. San Luis Obispo Roosevelt Highway n. of San Simeon Comment
  SBBG90407  Astragalus nuttallii var. nuttallii C. F. Smith 1961-9-15 6502 San Luis Obispo above W end of Big Twin Lake, S of Oceano Comment
  CAS-BOT-BC186515  Astragalus nuttallii var. nuttallii W. R. Dudley 1893-12-1 s.n. San Luis Obispo Hills back of Port Harford Comment
  CAS-BOT-BC194112  Astragalus pomonensis Ira L. Wiggins 1929-4-15 3555 San Luis Obispo Between Guadalupe and Oceana. Comment
  UCD21565  Astragalus pycnostachyus var. pycnostachyus R. Scherson; J. F. Perez 2003-6-25 6 San Luis Obispo California, Highway 1, 200 m. south of San Simeon Creek bridge, on vista point. 2 Comment
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Jan 29 2013
  UCSB19166  Astragalus trichopodus Rankine, Jane 1965-4-10 San Luis Obispo State Highway 1, 6 miles N of Cayucos 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
  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
  CAS-BOT-BC172625  Atriplex coronata Ernest C. Twisselmann 1962-8-23 7692 San Luis Obispo O'Brien Lake, hills at the summit of Palo Prieta Canyon 640 Comment
  CAS-BOT-BC172628  Atriplex coronata R. F. Hoover 1952-5-25 8237 San Luis Obispo South end of Soda Lake, Carrizo Plain Comment
  UCR80288  Atriplex coronata J. T. Howell 1948-6-15 24374 San Luis Obispo San Juan River Valley 366 Comment
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Dec 2 2019
  CAS-BOT-BC169167  Atriplex lentiformis Ernest C. Twisselmann 1960-9-25 6008 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC169166  Atriplex lentiformis Ernest C. Twisselmann 1968-10-21 15043 San Luis Obispo Estrella River just above Estrella 182 Comment
  SBBG42998  Atriplex leucophylla L. W. Edge 1971-10-7 San Luis Obispo edge of salt marsh, Morro Bay State Park Comment
  UC1136304  Atriplex leucophylla H. C. Lee 1936-4-6 554 San Luis Obispo beach at Pismo; Arroyo Grande Quad., , San Luis Obispo National Forest Comment
  UCSB50571  Atriplex leucophylla Tilforth, C.; Wisura, Walter 1977-8-12 San Luis Obispo Beach sand dunes between San Simeon and Pt. Piedras Blancas along Hwy. 1 Comment
  OBI52843  Atriplex prostrata David J. Keil, with V. L. Holland 1991-8-22 22574 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  RSA0027870  Atriplex serenana Greg Wilvert 2005-7-20 504 San Luis Obispo Southeast half of the Caliente Range: Along Pipeline Rd. 929 Comment
  UC1392942  Atriplex spinifera R. F. Hoover 1968-4-16 11036 San Luis Obispo n side Cuyama Valley (Chalk Mt.); n side Cuyama Valley, Chalk Mt. Comment
  RSA43044  Atriplex subspicata Robert F. Hoover 1946-10-15 6499 San Luis Obispo Avila. Comment
  SD40185  Atriplex triangularis Edith A. Purer 1932-8-1 4699 San Luis Obispo Morro Bay; stabilized sand dunes. Comment
  OBI39002  Atriplex vallicola David J. Keil 1986-3-22 19091 San Luis Obispo S end of Soda Lake at jctn of Simmler-Soda Lake rd with Soda Lake rd 591 Comment
  RSA0042487  Avena barbata LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6417 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
  OBI2543  Avena fatua Larry E. Brown 1970-3-6 1737 San Luis Obispo Silver City Mobile Lodge on S Higuera St in San Luis Obispo Comment
  SBBG133014  Avena fatua D. Keil 1993-3-21 24078 San Luis Obispo Nipomo Dunes Preserve, Oso Flaco Lake Area, from Oso Flaco Parking area to beach N of Oso Flaco Crk Comment
  SEINET8941585  Avena fatua R. R. Halse 2015-1 9356 San Luis Obispo San Simeon, just N of the Motel 6 at 9070 Castillo Drive. 17 Comment
  UC1130860  Avena fatua N. K. Carlson 1936-3-18 141 San Luis Obispo 0.6 mi ssw Pichaco (Plot 2); Arroyo Grande Quadrangle 99 Comment
  CAS-BOT-BC145962  Avena fatua Ernest C. Twisselmann 1951-8-1 80 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chirs Twisselmann Ranch, 7 miles south of Cholame. Comment
  RSA129566  Avena fatua C. A. Graham 1938-4-11 311 San Luis Obispo 1 1/2 mile S.S.E. of Bee Rock; Bradley 381 Comment
  RSA660601  Baccharis douglasii Austin P. Griffiths, M. E. Griffiths 1985-8-21 s.n. San Luis Obispo Northern edge at east end of Oso Flaco Causeway Comment
  OBI26401  Baccharis glutinosa David J. Keil 1980-9-21 14260 San Luis Obispo 3 mi S of Creston along Calif rte 229 along middle branch of Huer Huero Crk Comment
  OBI80754  Baccharis pilularis David J. Keil 1992-10-19 23862 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. Area near main park entrance 170 Comment
  JEPS57848  Baccharis pilularis Ernest C. Twisselmann 1968-10-21 15029 San Luis Obispo Bueno Vista Drive 1 mi n of Highway 46 Bueno Vista Drive 190 Comment
  OBI27091  Baccharis pilularis subsp. consanguinea Jim Souza 1981-2-1 San Luis Obispo Grover City Comment
  OBI28772  Baccharis salicifolia David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14505 San Luis Obispo Jctn of Shell Creek Rd and California Hwy 58 S of Shandon. Comment
  OBI31334  Baccharis salicifolia Joy Nishida, Robert Allen 1982-4-10 208 San Luis Obispo American Canyon Campground near stream. 524 Comment
  OBI79762  Baccharis salicifolia David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31608 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  SBBG12565  Baccharis salicifolia C. B. Hardham 1959-9-27 4988 San Luis Obispo Arroyo de la Cruz Comment
  CDA43354  Barbarea verna David J. Keil, Matt Ritter, George Butterworth, Jepson Herbarium Weekend Workshop participants 2012-4-2 31282 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail. Comment
  SBBG118237  Berberis pinnata subsp. pinnata M. Wetherwax, E. Painter 2000-3-23 SLO 24 a San Luis Obispo E side of Cerro Romualdo; Camp San Luis Obispo 160 Comment
  CAS-BOT-BC7638  Bolboschoenus maritimus R. F. Hoover 1946-9-21 6433 San Luis Obispo East shore of Morro Bay at estuary of Los Osos Creek, near fresh-water seepage. Comment
  OBI37589  Bolboschoenus maritimus subsp. paludosus David J. Keil 1983-11-19 18053 San Luis Obispo Around Shark Inlet at S end of Morro Bay in lee of sand spit Comment
  OBI60576  Bolboschoenus maritimus subsp. paludosus Lynne Dee Oyler, David J. Keil 1990-5-10 1113 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake S and W across dunes, E to Quercus agrifolia and W again to coast Comment
  OBI22604  Bolboschoenus maritimus subsp. paludosus Robert F. Hoover 1964-7-11 9165 San Luis Obispo Edna marsh Comment
  OBI22471  Brachypodium distachyon Robert D. Page 1962-3-31 56 San Luis Obispo Morro Bay Comment
  POM313187  Brachypodium distachyon Malcolm A. Nobs, S. Galen Smith 1949-6-24 862 San Luis Obispo Salt marshes at east end of Morro Bay. Comment
  UCR91687  Brachypodium distachyon George K. Helmkamp 1996-5-24 1013 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI31819  Brassica nigra Turnquist, Smeltzer 1982-5-1 89 San Luis Obispo NE side of Laguna Lake Park Comment
  UCD114748  Brassica nigra Andrew R. Moldenke; Harold N. Moldenke 1971-4-27 25564 San Luis Obispo San Luis Obispo County: Morro Bay. Comment
  UCD114844  Brassica rapa Ernest C. Twisselmann 1959-5-23 5277 San Luis Obispo San Luis Obispo County: Point Buchon. 10 Comment
  UCR240256  Brassica tournefortii George K. Helmkamp 2004-2-11 8272 B San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  CAS-BOT-BC100457  Brickellia californica Ernest C. Twisselmann 1965-11-2 11718 San Luis Obispo Ragged Point 45 Comment
  CAS-BOT-BC100465  Brickellia californica Ernest C. Twisselmann 1965-11-2 11718 San Luis Obispo Ragged Point 45 Comment
  CAS-BOT-BC100468  Brickellia californica R. F. Hoover 1946-10-13 6496 San Luis Obispo Cuyama River Canyon near Clear Creek Comment
  UCR263710  Brickellia californica Mark A. Elvin, David J. Keil 2014-9-12 7615 San Luis Obispo Central Coast, east of Cambria along Santa Rosa Creek Road c. 6.5 km (air) east of Main Street 76 Comment
  CAS-BOT-BC100456  Brickellia californica R. F. Hoover 1946-10-13 6483 San Luis Obispo West of Huasma River, near Cuyama River Comment
  OBI61050  Brickellia californica P. A. Holden 1968-9-28 575 San Luis Obispo 5 mi E of Santa Margarita Comment
  CAS-BOT-BC144271  Bromus arenarius Ernest C. Twisselmann 1952-6-20 11 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, 7 miles south of Cholame. 609 Comment
  JEPS70218  Bromus catharticus Robert J. Rodin 1970-5-5 8394 San Luis Obispo Camp San Luis Obispo, Nature Preserve 15 Comment
  SEINET251659 Image available Bromus catharticus George K. Helmkamp 2004-3-21 8386 San Luis Obispo Central Coast: Mesa Duners Mobile Home Park along Mesa View Dr., 0.2 mi S. of the junction of Halcyon Rd. SE of O ceano ( Oceano 7.5.' Q) 61 Comment
  RSA750497  Bromus catharticus D. R. Miller 1993-9-1 993 -49 San Luis Obispo Fence corner (pastures) near farm at 3 ranch. 366 Comment
  CAS-BOT-BC155747  Bromus diandrus Clare B. Hardham 1959-5-6 4429 San Luis Obispo Santa Lucia Mountains. Shores of Nacimiento Lake. Comment
  CAS-BOT-BC155149  Bromus hordeaceus Ernest C. Twisselmann 1954-3-30 954 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  OBI22427  Bromus hordeaceus Robert D. Page 1962-4-17 66 San Luis Obispo Calif State Polytechnic College Campus, San Luis Obispo, CA Comment
  OBI28179  Bromus hordeaceus Jeffrey Null 1980-5-11 23 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo Comment
  SEINET3922445  Bromus hordeaceus D. Cann, J. Swanson; J. Fails; P. Cann 2002-5-4 567 San Luis Obispo Hills & roadside along Hwy 46 near Green Valley.; 0 76 Comment
  OBI51403  Bromus madritensis subsp. madritensis Debora Guillot, Jan Barbver, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .18 San Luis Obispo San Simeon State Park. NE cornder of park Comment
  HSC9316  Bromus madritensis subsp. rubens D. A. Shally 1965-4-13 21 San Luis Obispo Cottonwood Pass, Hwy. 41 610 Comment
  SEINET3922469  Bromus mollis W. A. Peterson 1937-4-27 755 San Luis Obispo Near streambed of Piletas Canyon.; 0 594 Comment
  SBBG94021  Bromus rubens S. A. Junak, T. Ayers 1989-6-28 4095 San Luis Obispo N of USFS Rd 29S11.3, just S of KSBY TV towers, ca. 2.7 mi W of US Hwy 101 762 Comment
  OBI40993  Bromus sitchensis David J. Keil, Eric A. Wise 1985-4-25 18553 San Luis Obispo On N side of Black Lake Cyn near Calif hwy 1 Comment
  CAS-BOT-BC185625  Bromus tectorum Ernest C. Twisselmann 1955-5-1 1912 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 670 Comment
  OBI79597  Bromus tectorum David J. Keil, with V. L. Holland 2013-4-16 31581 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway 255 Comment
  CAS-BOT-BC185628  Bromus tectorum Clare B. Hardham 1960-4-29 5541 San Luis Obispo Santa Lucia Mountains. Atascadero. Comment
  CAS-BOT-BC36885  Cakile edentula var. edentula R. F. Hoover 1947-3-8 6659 San Luis Obispo Near Piedras Blancas Point. Comment
  UCR95915  Cakile maritima George K. Helmkamp 1996-9-22 1202 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  UCR42818  Calandrinia breweri David J. Keil 1982-5-2 15900 San Luis Obispo c. 1 mi west of jct. of Hueruero Rd. with Calif. Rte 58 and S on dirt road 484 Comment
  RSA755085  Calandrinia breweri David J. Keil, Robyn Cox, Cindy Sage, Orrin Sage 2002-3-25 29751 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz. Comment
  RSA0042395  Calandrinia ciliata LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6525 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
  OBI70178  Calandrinia ciliata David J. Keil 1991-5-18 21538 San Luis Obispo C. T. Ranch on E and N outskirts of Cambria 100 Comment
  CAS-BOT-BC167329  California macrophylla Alice Eastwood; John Thomas Howell 1935-3-25 2027 San Luis Obispo Cholame Comment
  OBI47426  Callitriche longipedunculata David J. Keil 1981-4-9 14301 San Luis Obispo About 8 mi from Calif Valley along Soda Lake Rd Comment
  SBBG104794  Calochortus albus F. L. Johnson, E. A. Young 1993-5-27 ROB 682 San Luis Obispo Cerro Romualdo, Camp San Luis Obispo Comment
  CAS-BOT-BC492181  Calochortus albus Alice Eastwood 1926-4-28 13582 San Luis Obispo Cambria Comment
  OBI79817  Calochortus albus D. R. Miller 2013-5-8 513 .1054 San Luis Obispo The Rocky Butte/Pine Mountain Region, Along road bank cuts on Main Road, Just above Egeberg dam water line crossing, San Simeon creek drainage. 610 Comment
  CAS-BOT-BC487776  Calochortus argillosus R. F. Hoover 1947-5-12 7162 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  CAS-BOT-BC487777  Calochortus argillosus Alice Eastwood 1928-5-19 15169 San Luis Obispo Pettitts Canyon Comment
  CAS-BOT-BC132354  Calochortus clavatus Otto, Renner 1932-6-1 s.n. San Luis Obispo Paso Robles Comment
  OBI63008  Calochortus clavatus subsp. clavatus D. R. Miller 1996-6-16 696 -630 San Luis Obispo Pine Mt. Region. Along slope above Pico falls area, Pico Crk drainage 488 Comment
  UCD105572  Calochortus clavatus var. clavatus Robert E. Preston 2010-5-19 2783 San Luis Obispo San Luis Obispo County: Temblor Range, 5.2 mi ENE of Simmler. 998 Comment
  SBBG107743  Calochortus clavatus var. clavatus C. B. Hardham 1957-7-15 2459 San Luis Obispo 1 mi W of Morro Rd, old rd to Santa Rita Rd Comment
  JEPS61689  Calochortus luteus Rhoda Ramona Reed 1915-1 San Luis Obispo Los Osos Road San Luis Obispo Comment
  SBBG15299  Calochortus obispoensis H. and M. Dearing 1940-6-16 4873 San Luis Obispo near San Luis Obispo Comment
  UC1927790  Calochortus splendens David Keil 1998-6-30 27888 San Luis Obispo Caliente Range. Selby Rd., 4.6 road miles S of junction with Soda Lake Rd., 1.2 miles S of turnoff to Selby Camp. Comment
  RSA139950  Calochortus splendens Clare B. Hardham 1960-5-17 5755 San Luis Obispo East side Tierra Redonda. Santa Lucia Mountains. Comment
  SBBG100978  Calochortus venustus D. R. Miller 1992-5-29 592 8 b San Luis Obispo Little Pine Mtn near orchard area on Cole Ranch 701 Comment
  SEINET5725037 Image available Calochortus venustus Stephen R. Chapman 1963-1 50 San Luis Obispo along Walter's Orchard Road, .8 mile north and 5.1 miles east of Creston.; Creston Comment
  UC135008  Calycadenia villosa Alice Eastwood 1902-6-14 San Luis Obispo La Panza; near the boundary between Santa Barbara and San Luis Obispo Counties Comment
  SBBG58080  Calystegia macrostegia unknown 1895-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  HSC92018  Calystegia macrostegia subsp. cyclostegia Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  OBI25931  Calystegia macrostegia subsp. cyclostegia Lorraine Vinland 1981-7-3 12 San Luis Obispo Madonna Mt. Comment
  OBI27843  Calystegia macrostegia subsp. cyclostegia Joan Coffey 1972-5-12 4 San Luis Obispo About 1/2 mi up Poly Canyon rd Comment
  UC1123617  Calystegia macrostegia subsp. cyclostegia B. Bolt 1936-4-21 675 San Luis Obispo 4 mi ne of mouth Smith Creek; Cayucos Quad., ne mouth of Smith Creek Comment
  UC455623  Calystegia macrostegia subsp. cyclostegia I. J. Condit 1907-12-16 San Luis Obispo C.P.S. Canyon C.P.S. Canyon (California Polytechnic School Canyon) Comment
  OBI13098  Calystegia macrostegia subsp. cyclostegia Lynne Dee Althouse 1977-5-2 63 San Luis Obispo Wolfe's horse ranch, N of San Luis Obispo High school 130 Comment
  SEINET4673447  Calystegia macrostegia subsp. intermedia Richard R. Halse 2012-3-26 8438 San Luis Obispo Along State Hwy. 1 at the north edge of Cayucos, by exit 285.; 0 29 Comment
  OBI6300  Calystegia malacophylla Robert F. Hoover 1966-5-11 9848 San Luis Obispo Between Santa Margarita and Atascadero corssing of Santa Barbara Rd and hwy 101 Comment
  UC572428  Calystegia malacophylla subsp. pedicellata G. T. Nordstrom 1937-4-28 1135 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quad., ene of Lincoln School 335 Comment
  OBI64120  Calystegia malacophylla subsp. pedicellata David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29323 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  RSA20398  Calystegia malacophylla subsp. pedicellata Roxana S. Ferris, Ruth P. Rossbach, R. T. Ferris 1938-5-12 9455 San Luis Obispo Eastern slope of the Coast Range 2 miles below the summit, State Highway 178 between Pozo and La Panza in Los Padres National Forest. Comment
  UC615557  Calystegia malacophylla subsp. pedicellata Beryl O. Schreiber 1934-4-1 1086 San Luis Obispo road to Santa Margarita from Pozo; road to Santa Margarita from Pozo Comment
  RSA522498  Calystegia purpurata David J. Keil 1986-5-13 19444 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout. 945 Comment
  OBI72980  Calystegia subacaulis subsp. episcopalis D. R. Miller, Brad Seek 2010-4-24 410 .908 San Luis Obispo Above bluff trl on Fiscalini Ranch, Cambria Comment
  SEINET7063733  Camissonia boothii subsp. decorticans A. G. Vestal 1947-4-21 s.n. San Luis Obispo On Hog Canyon Road between Estrella and Parkfield. Hog Canyon. UTM Zone 10, 723357mE, 3963327mN. (WGS84/NAD83). 421 Comment
  UC1122222  Camissonia campestris subsp. campestris T. M. Hendrix 1937-4-22 75 San Luis Obispo 2.1 mi nnw Highland School (Plot 111 A.D.G.); Pozo Quadrangle Comment
  OBI11991  Camissonia campestris subsp. obispoensis Robert F. Hoover 1947-4-2 6860 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  SBBG4917  Camissonia campestris subsp. obispoensis C. B. Hardham 1959-5-20 4567 San Luis Obispo shore of Nacimiento Lake near Cantinas Crk Comment
  POM32459  Camissonia cheiranthifolia subsp. cheiranthifolia J. E. Roadhouse 1905-05 432 San Luis Obispo [No location information on label.] Comment
  RSA240632  Camissonia cheiranthifolia subsp. cheiranthifolia C. W. Tilforth, John Dourley 1973-6-14 861 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. 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
  SEINET7072470  Camissonia micrantha A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  RSA125266  Camissonia micrantha P. A. Munz 1957-5-16 22585 San Luis Obispo Morro Bay State Park Comment
  OBI53045  Camissonia strigulosa David J. Keil, Kathleen Keil, Lynne Dee Oyler, & Danielle DeRome 1991-4-6 21497 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  OBI58505  Camissonia strigulosa David J. Keil 1998-4-30 27025 San Luis Obispo Caliente Range. 6.5 mi from Soda Lake Rd. on Selby Rd. (35 deg. 06.496' N x 119 deg. 51.124' W) 1271 Comment
  RSA709064  Camissonia strigulosa George K. Helmkamp, E. A. Helmkamp 2005-4-17 9365 San Luis Obispo Central Coast: Corbett canyon, 2.3 miles N of Hwy CA-227 in Arroyo Grande. 81 Comment
  UC1177076  Camissonia strigulosa Peter H. Raven 1951-6-13 2989 San Luis Obispo La Panza Camp Ground Los Padres National Forest, La Panza Range Comment
  CAS-BOT-BC160317  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Ernest C. Twisselmann 1955-10-1 2421 San Luis Obispo Morro Bay sand bars, near Park Headquarters 1 Comment
  OBI69759  Camissoniopsis hirtella D. R. Miller 1993-5-19 593 -17 San Luis Obispo Pine Mt Region. Near coles ridge gate 945 Comment
  OBI83416  Camissoniopsis ignota Butterworth 2006-5-11 618 San Luis Obispo South of CRP, CHG067 835 Comment
  OBI83415  Camissoniopsis intermedia Butterworth 2005-4-30 589 San Luis Obispo SW of Saucito Rocks. 788 Comment
  SD38675  Camissoniopsis micrantha Edith A. Purer 1933-7-20 5102 San Luis Obispo Northwest of Guadalupe. Comment
  JEPS99153  Campanula griffinii Clare B. Hardham 1963-6-18 10851 San Luis Obispo Cypress Mountain 609 Comment
  OBI79635  Cannabis sativa D. R. Miller 2014-8-19 814 .1093 San Luis Obispo The Rocky Butte/Pine Mountain Region, Growing with a few others near edge of orchard, D. R. Miller property. 700 Comment
  RSA0028041  Capsella bursa-pastoris Greg Wilvert 2005-4-8 198 San Luis Obispo 1.5 kilometers S of Soda Lake Rd. along Padrones Canyon Rd. 806 Comment
  CAS-BOT-BC37644  Cardamine californica R. F. Hoover 1947-3-1 6628 San Luis Obispo Cambria. Comment
  OBI15052  Cardamine californica Mrs. Robert F. Hoover 1962-2-23 42 San Luis Obispo Cambria Pines District Comment
  OBI33367  Cardamine californica David J. Keil 1982-3-20 15748 San Luis Obispo San Luis range in Irish Hills along dirt rd leading from See Cyn to Hibberd Preserve Comment
  SD41317  Cardionema ramosissimum Edith A. Purer 1933-7-20 5082 San Luis Obispo Partially stabilized sand dunes, northwest of Guadalupe. Comment
  OBI28574  Carduus pycnocephalus John Jackman and Julie Truesdale, Julie Truesdale 1980-1 78 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI31100  Carduus pycnocephalus Julie M. Vanderwier 1979-5-4 152 San Luis Obispo Indian Knob Tar Sands Comment
  UCSB17576  Carduus pycnocephalus Hardham, Clare 1961-5-17 San Luis Obispo 1 mile northwest of Ocean View Mine, Santa Lucia Mountains Comment
  SBBG104358  Carduus pycnocephalus subsp. pycnocephalus D. A. Young, F. L. Johnson 1992-6-16 ROB 28 San Luis Obispo ca. 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  CDA43323  Carduus tenuiflorus David J. Keil 2011-6-6 31044 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Weed-covered hillside northwest of athletic fields. Comment
  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
  SBBG109655  Carex barbarae C. B. Hardham 1958-9-2 3918 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  UCR42841  Carex barbarae E. A. Wise 1981-6-26 688 San Luis Obispo E entrance to Cambria Air Force Station, 5.6 mi south of Cambria west of Hwy 1. 21 Comment
  UCR42893  Carex cusickii David J. Keil, E. A. Wise 1985-4-25 18541 San Luis Obispo Black Lake Canyon between CA Hwy 1 and the Guadalupe Road Comment
  CAS-BOT-BC20602  Carex douglasii R. F. Hoover 1953-9-9 8328 San Luis Obispo Caliente Mountain. On ridge about 2 miles west of peak. Comment
  CAS-BOT-BC20401  Carex globosa R. F. Hoover 1950-5-7 7896 San Luis Obispo Santa Lucia Range. Between Rocky Butte and Pine Mountain. Comment
  OBI78537  Carex globosa D. R. Miller 2009-6-11 609 .895 San Luis Obispo Rocky Butte/Pine Mt Region. Cole Ranch, Marmolejo Crk drainage 701 Comment
  JEPS97072  Carex harfordii C. Hardham 1960-6-17 6183 San Luis Obispo Cambria Comment
  CAS-BOT-BC119442  Carex nudata Alice Eastwood; John Thomas Howell 1937-5-1 4167 San Luis Obispo Reservoir Canyon near San Luis Obispo. Comment
  UC1159588  Carex obispoensis Robert F. Thorne and P. Everett 1963-6-7 32159 San Luis Obispo 6.4 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. Comment
  SEINET7546916  Carex obispoensis A. Eastwood, J. T. Howell 1936-1 2271 San Luis Obispo Steiner Creek 152 Comment
  RSA88687  Carex pellita Alice Eastwood, John Thomas Howell 1937-4-23 3871 San Luis Obispo Nipon Mesa. Comment
Read comments
Sep 6 2012
  UCSB51266  Carex praegracilis Ferren, Wayne 1984-4-18 San Luis Obispo Upper Campground Area; San Simeon State Beach 60 Comment
  CAS-BOT-BC117326  Carex spissa Clare B. Hardham 1959-4-29 4336 San Luis Obispo Swamp, Stenner Creek near San Luis Obispo. Comment
  CAS-BOT-BC117327  Carex spissa Clare B. Hardham 1959-4-29 4338 San Luis Obispo Damp roadside edges and stream banks, Stenner Creek near San Luis Obispo. Comment
  RSA90879  Carex spissa F. W. Peirson 1920-7-30 2218 San Luis Obispo Willow Creek, near Morro. Comment
  OBI51371  Carex subbracteata Jan Barber 1994-4-2 131 San Luis Obispo San Simeon State Park; N of Washburn campground Comment
  UC836553  Carex triquetra Alice Eastwood, John Thomas Howell 1937-4-30 4153 San Luis Obispo Huasna district Comment
  OBI22636  Carex tumulicola Robert F. Hoover 1964-6-7 8989 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  UC52203  Carpobrotus edulis Mrs. R. W. Summers 1886-11-7 340 San Luis Obispo Morro Bay Comment
  OBI79874  Carthamus lanatus David J. Keil 2012-7-18 31453 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  OBI45673  Carthamus lanatus David J. Keil 1988-6-2 20696 San Luis Obispo Hwy 41 between Atascadero and Morro Bay ca 2-3 mi W of Cerro Alto Campground Comment
  OBI27553  Castilleja affinis Melinda Doud 1976-4-20 5 San Luis Obispo Clark Cyn 107 Comment
  RSA185369  Castilleja affinis Clare B. Hardham 1961-3-29 6690 San Luis Obispo Cottonwood Pass West of Cholame (Rd 41). 610 Comment
  UCR162139  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2005-2-24 8956 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  JEPS103954  Castilleja affinis subsp. affinis T. I. Chuang 1991-8-30 7881 San Luis Obispo Just South (ca. 100 m) of Pismo Dunes State Vehicular Recreation area, at the end of Grand Ave., Grover city. Comment
  SBBG25037  Castilleja affinis subsp. affinis D. Myrick 1966-3-23 1300 San Luis Obispo just back of ocean bluff at Arroyo de la Cruz, ca. 6 mi N of San Simeon Comment
  UC454829  Castilleja affinis subsp. affinis E. P. Unangst 1908-4-25 San Luis Obispo Davis Canyon Comment
  JEPS77474  Castilleja ambigua subsp. insalutata T. I. Chuang with Fei-Mei Chuang 1978-5-20 7696 San Luis Obispo s of Piedros Blancos Point Comment
  OBI9720  Castilleja applegatei Robert F. Hoover 1964-5-11 8793 San Luis Obispo Near Hi Mtn Spring Camp Comment
  UC1315044  Castilleja brevistyla R. F. Hoover 1967-4-5 10362 San Luis Obispo w edge Carrizo Plain (on Highway 58) Comment
  OBI33829  Castilleja brevistyla Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1075 San Luis Obispo Hwy 166, 3 mi W of Spanish Ranch turnoff 335 Comment
  SBBG95830  Castilleja densiflora subsp. densiflora D. Keil, D. Walters 1986-3-22 19093 San Luis Obispo S end of Soda Lake Rd 585 Comment
  OBI67002  Castilleja densiflora subsp. gracilis D. R. Miller 1994-4-22 494 -229 San Luis Obispo Pine Mtn Region. From Corral Meadow Ridge Rd; Pico crk drainage 914 Comment
  OBI62688  Castilleja densiflora subsp. obispoensis Cletis England 2003-4-29 D 184 San Luis Obispo Santa Margarita Ranch Comment
  OBI62665  Castilleja densiflora subsp. obispoensis LynneDee Althouse, Jason Dart & Cletis England 2003-5-8 D 216 San Luis Obispo Vachell Tract, Carpenter Cyn rd, Arroyo Grande.The property is approx. 0.6 mi up Carpenter Cyn Rd from the intersection with Printz Rd 76 Comment
  OBI28236  Castilleja exserta Spasbo/Krystoff 1982-4-18 9 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  UC1063452  Castilleja exserta N. K. Carlson 1936-3-19 168 San Luis Obispo 0.9 mi se Callender; Arroyo Grande Quad. 45 Comment
  JEPS35082  Castilleja exserta subsp. exserta R. F. Hoover 1964-6-6 8963 San Luis Obispo Los Osos Comment
  OBI72350  Castilleja exserta subsp. exserta Anthony Baniaga 2010-5-5 171 San Luis Obispo Black Lake cyn; Callender property 25 Comment
  OBI58765  Castilleja foliolosa David J. Keil 1998-4-9 26670 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI27834  Castilleja foliolosa Barrett Anderson 1972-3-11 331 San Luis Obispo Along the ridge above Los Osos Comment
  CAS-BOT-BC241285  Castilleja latifolia Ynez Whilton Winblad 1937-6-8 s.n. San Luis Obispo On hills around Cambria Pines Comment
  CAS-BOT-BC241072  Castilleja plagiotoma R. F. Hoover 1967-4-16 10480 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  SBBG14744  Caulanthus anceps E. C. Twisselmann 1962-3-18 6707 San Luis Obispo summit of Palo Prieto Cyn 655 Comment
  UC1296271  Caulanthus anceps R. F. Hoover 1950-3-31 7774 San Luis Obispo La Panza district La Panza Comment
  CAS-BOT-BC38238  Caulanthus anceps Ernest C. Twisselmann 1965-3-23 10492 San Luis Obispo Temblor Range and the Western San Joauin Valley. Pinole Hills at the head of Bitterwater Creek. 670 Comment
  CAS-BOT-BC38243  Caulanthus anceps Lincoln Constance; Alan A. Beetle 1940-3-22 2536 San Luis Obispo California Inner Coast Ranges. Carrizo Plain, 10.5 miles south of Simmler. 762 Comment
  UC1614512  Caulanthus anceps Charles M. Belshaw 1935-3-30 457 San Luis Obispo near Cholame Comment
  SBBG29788  Caulanthus californicus E. Crum 1935-4-13 1728 San Luis Obispo Carrizo Plain, 33 mi from Maricopa on Cuyama Valley rd 609 Comment
  UCD164304  Caulanthus californicus Ryan O'Dell 2010-3-11 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain; UTM zone 11, 255134, 3885248. 683 Comment
  UC575290  Caulanthus californicus David D. Keck and J. Clausen 1935-4-10 3153 San Luis Obispo 15 mi s Soda Lake; on Carrizo Plain, s of Soda Lake Comment
  SD244646  Caulanthus coulteri var. coulteri David Keil 1998-4-9 26668 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Rd. Comment
  CAS-BOT-BC41100  Caulanthus heterophyllus R. F. Hoover 1952-5-11 8194 San Luis Obispo La Panza Range. Navajo Camp. Comment
  OBI77749  Caulanthus inflatus David J. Keil 1998-6-5 27644 San Luis Obispo Caliente Range on Selby Rd. 6.2 miles from Soda Lake Rd. Comment
  UC1126961  Caulanthus inflatus D. Axelrod 1935-3-31 220 San Luis Obispo 8 mi ese Cuyama Valley; Santa Ynez Quad. Comment
  CAS-BOT-BC47928  Ceanothus R. S. Woglum 1940-4-21 2660 San Luis Obispo Morro Bay area Comment
  CAS-BOT-BC49004  Ceanothus cuneatus Ernest C. Twisselmann 1968-5-13 14204 San Luis Obispo Head of Cammatta Canyon at the Cottingham place 609 Comment
  UCR121769  Ceanothus cuneatus subsp. fascicularis George K. Helmkamp, E. A. Helmkamp 2002-4-20 7606 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  CAS-BOT-BC83814  Ceanothus cuneatus var. cuneatus D. O. Burge; C. Miller 2007-6-18 959 b San Luis Obispo Santa Lucia Mountains, Arroyo Grande Creek watershed 310 Comment
  OBI28610  Ceanothus cuneatus var. cuneatus John Jackman & Julie Truesdale, Julie Truesdale 1980-1 164 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  SBBG46744  Ceanothus cuneatus var. cuneatus L. W. Edge 1973-4-11 286 San Luis Obispo Shell Crk Rd, St Hwy 58 Comment
  UC55333  Ceanothus cuneatus var. cuneatus J. H. Barber 1900-5-30 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC49121  Ceanothus cuneatus var. ramulosus R. F. Hoover 1947-1-26 6601 San Luis Obispo Osos Valley Comment
  JEPS114140  Ceanothus cuneatus var. ramulosus E. L. Painter, M. Wetherwax 2001-5-15 SLO- 194 b San Luis Obispo Near road to Primera and La Trinidad mines, ca. 1.0 road miles from Chorro Resevoir. Comment
  SBBG116855  Ceanothus cuneatus var. ramulosus E. Painter, M. Wetherwax 2002-2-27 SLO 210 San Luis Obispo near rd below Primera Mine, ca. 0.7 air km S of Primera Mine, ca. 0.2 air km SE of New London Mine; Camp San Luis Obispo 320 Comment
  RSA0037455  Ceanothus foliosus var. medius LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6493 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
  UCSB43824  Ceanothus foliosus var. medius Magney, David 1982-4-23 San Luis Obispo along forest service road 29S11 on Cuesta Ridge about 2 miles west of Hwy. 101 at Cuesta Grade Pass 670 Comment
  OBI74307  Ceanothus leucodermis Theo Fitanides, Anthony Baniaga 2010-3-26 75 San Luis Obispo Tierra Redonda Mtn BLM ACEC 577 Comment
  RSA1146  Ceanothus leucodermis B. D. Stark, H. E. McMinn 1929-7-16 1367 San Luis Obispo 2 miles S of Atascadero. 259 Comment
  CAS-BOT-BC50550  Ceanothus maritimus R. F. Hoover 1950-3-5 7767 San Luis Obispo Arroyo de la Cruz (just south of), on hilltops near ocean Comment
  UC1276272  Ceanothus maritimus R. F. Hoover 1948-4-14 7448 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Hwy 1) Comment
  UC569847  Ceanothus oliganthus var. sorediatus A. E. Wieslander 1934-4-27 461 San Luis Obispo Hi Mountain Pozo quad. 640 Comment
  CAS-BOT-BC51578  Ceanothus oliganthus var. sorediatus R. F. Hoover 1947-4-2 6865 San Luis Obispo Upper Arroyo Grande 6mi. above County Park Comment
  OBI10350  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1948-4-16 7456 San Luis Obispo Upper Morro Crk Comment
  CDA17755  Ceanothus ramulosus Austin Griffiths, M. J. Hart 1986-2-2 s.n. San Luis Obispo Montana de Oro State Park; Along Horse Trail leading down south rim of Hazard Canyon. 0 Comment
  CAS-BOT-BC63340  Ceanothus spinosus R. F. Hoover 1949-5-12 7665 San Luis Obispo Between Mt. Bishop and Cerro Romauldo. Comment
  OBI78701  Ceanothus spinosus Caylie Conley-Soon 2013-2-6 1 San Luis Obispo Perfumo Canyon Road, north side of road 2.2 miles from intersection with Los Osos Valley Road. 119 Comment
  UCD170344  Ceanothus thyrsiflorus var. griseus D. O. Burge; S. Ratay 2016-12-3 2203 San Luis Obispo San Luis Obispo County: Cerro Cabrillo area, N slope of ridge connecting Cerro Cabrillo to Hollister Peak. 130 Comment
  CDA7695  Centaurea calcitrapa G. K. Helmkamp, E. A. Helmkamp 2005-6-9 9607 San Luis Obispo Central Coast Ranges; Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road Comment
  CAS-BOT-BC276981  Centaurea cyanus Ernest C. Twisselmann 1955-6-16 2157 San Luis Obispo La Panza Range. Queen Bee Range Improvement Area Comment
  OBI66583  Centaurea cyanus D. R. Miller 1994-5-27 594 -383 San Luis Obispo Pine Mt Region. Along ridge rd, across from Edmunson trl; N sloe of Pine Mt; Tobacco crk drainage 900 Comment
  OBI35284  Centaurea melitensis Melody Dickens 1980-7-4 41 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI47472  Centaurea solstitialis Beth Landy, Julie Sessions 1986-8-5 33 San Luis Obispo Base of Cuesta Ridge entrance 366 Comment
  OBI72464  Centaurea solstitialis J. Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts. Boy Scout Rd (river side), ca 0.8 mi down stream (along rd) from Twin bridges. UTMs 9NAd27) zone 10, 695316E, 3959155N Comment
  SEINET8075661  Centaurium calycosum David Keil 2000-6-24 28822 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
  UC124768  Centaurium exaltatum E. Palmer, M. D. 1876-7-10 444 San Luis Obispo 25 mi ne San Luis Obispo; McGinnis Comment
  OBI8707  Centranthus ruber Richard L. Birchler 1968-5-22 16 San Luis Obispo Stenner Crk, near Santa Rosa St, San Luis Obispo Comment
  CAS-BOT-BC288669  Centromadia fitchii R. W. S. 1882-8-26 s.n. San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC288660  Centromadia fitchii Clare B. Hardham 1958-8-16 3905 San Luis Obispo Santa Lucia Mts. Oak Flat School Rd, 0.25 mile E of school Comment
  CAS-BOT-BC279311  Centromadia pungens subsp. pungens Ernest C. Twisselmann 1969-8-23 15929 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 655 Comment
  SBBG104879  Centromadia pungens subsp. pungens R. L. Johnson, N. A. McCarty 1993-10-15 ROB 758 San Luis Obispo Boyscout Rd near Twin Bridges; Camp Roberts Comment
  SBBG16304  Centromadia pungens subsp. pungens E. C. Twisselmann 1962-8-23 7682 San Luis Obispo Owens Lake, hills at the summit of Palo Prieta Cyn 685 Comment
  OBI31429  Cerastium glomeratum Joy Nishida, Julie Oxford 1982-4-16 299 San Luis Obispo American Cyn. 1.7 mi S of American cyn campground, at stream crossing 488 Comment
  CLARK-A1045-1374  Cerastium viscosum George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay; Morro Bay S 7.5'Q Comment
  SBBG25503  Ceratophyllum demersum M. A. Piehl 1963-8-4 63775 San Luis Obispo N arm of Oso Flaco Lake Comment
  OBI80189  Cercocarpus betuloides David J. Keil 1978-3-25 12689 San Luis Obispo Irving Ranch. Comment
  UC55319  Cercocarpus betuloides var. betuloides J. H. Barber 1900-3-30 1015 San Luis Obispo Santa Lucia Mountains Comment
  OBI10201  Cercocarpus montanus var. glaber Robert F. Hoover 1966-5-17 9869 San Luis Obispo Indian Knob Ridge Comment
  CAS-BOT-BC276835  Chaenactis fremontii R. F. Hoover 1967-3-27 10293 San Luis Obispo Chalk Mountain, Cuyama Valley Comment
  OBI79169  Chaenactis glabriuscula David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31257 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 526 Comment
  SFV3807  Chaenactis glabriuscula C. B. Hardham 1960-4-29 5549 San Luis Obispo Atascadero. Comment
  UCSB14551  Chaenactis glabriuscula Dennis E. Breedlove 1962-3-18 1959 San Luis Obispo collected 2.0 mi W, on main road to Santa Margarita La Panza - , and Santa Margarita 502 Comment
  JEPS34196  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1927-4-26 12022 San Luis Obispo Palo Prieto Pass 609 Comment
  CAS-BOT-BC277596  Chaenactis glabriuscula var. lanosa David D. Keck; J. Clausen 1935-4-9 3085 San Luis Obispo Cholame 460 Comment
  CAS-BOT-BC277597  Chaenactis glabriuscula var. lanosa Ethel Crum 1940-4-7 2104 San Luis Obispo Inner South Coast Ranges. Palo Prieto Canyon, 3.3 miles southeast of Cholame, north end of Temblor Range 487 Comment
  CAS-BOT-BC277612  Chaenactis glabriuscula var. lanosa Alice Eastwood; John Thomas Howell 1936-5-8 2332 San Luis Obispo 7 miles east of La Panza Comment
  JEPS14007  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1955-5-23 12804 San Luis Obispo 0.5 mi w of junction with Cammatti Canyon road Creston-La Panza road Comment
  UC1285234  Chaenactis stevioides R. F. Hoover 1949-5-1 7639 San Luis Obispo summit of Cottonwood Pass Comment
  CAS-BOT-BC279621  Chaenactis stevioides Ernest C. Twisselmann 1969-5-7 15225 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 563 Comment
  CAS-BOT-BC279633  Chaenactis stevioides R. F. Hoover 1952-4-8 8092 San Luis Obispo West base of Temblor Range near McKittrick road Comment
  CAS-BOT-BC279733  Chaenactis xantiana R. F. Hoover 1952-5-25 8225 San Luis Obispo Caliente Mt. Comment
  UC665552  Chaenactis xantiana Ethel Crum 1940-4-7 2102 San Luis Obispo 3.3 mi se of Cholame (sw-facing slope at top of ridge, Palo Prieto Canyon, n end of Temblor Range); Inner South Coast Ranges, Temblor Range, Palo Prieto Canyon 487 Comment
  SBBG109588  Chamaesyce C. B. Hardham 1957-10-11 2671 San Luis Obispo Creston-Simmler Rd, E of Creston Comment
  UC447275  Chamaesyce ocellata Katharine Brandegee 1912-10-2 San Luis Obispo San Miguel Comment
  RSA43033  Cheilanthes covillei Robert F. Hoover 1947-6-5 6584 San Luis Obispo Pine Mountain of La Panza Range Comment
  CAS-BOT-BC70092  Cheilanthes covillei Clare B. Hardham 1957-12-29 2842 San Luis Obispo Black Mountain - Highland District Comment
  OBI82365  Chenopodium David J. Keil 2015-9-21 33403 San Luis Obispo Arroyo Grande. Vacant lot at northwestern corner of intersection of Woodland Drive and Fair Oaks Avenue. 25 Comment
  SBBG112694  Chenopodium album C. B. Hardham 1956-10-8 1446 San Luis Obispo Paradise Valley, Atascadero Comment
  SBBG112580  Chenopodium berlandieri C. B. Hardham 1956-10-1 1425 San Luis Obispo Paradise Valley Comment
  OBI5228  Chenopodium californicum Mike Wemp 1972-3-29 36 San Luis Obispo 1/2 mi NW of Montana de Oro State Park campground 30 Comment
  OBI62505  Chenopodium californicum L. D. Oyler, David J. Keil & K. foustini 1990-4-26 1099 San Luis Obispo Nipomo Dunes. Unocal pipeline that runs N-S through dunes Comment
  CAS-BOT-BC214852  Chenopodium littoreum R. F. Hoover 1966-5-15 9856 San Luis Obispo Jack Lake Comment
  SBBG127942  Chenopodium littoreum M. A. Elvin, G. M. Greenwald 2013-8-9 7233 San Luis Obispo "Colorado Pond", 4-Pond Valley, ca. 80 m from S Refuge boundary, Guadalupe-Nipomo Dunes National Wildlife Refuge 17 Comment
  UCR265757  Chenopodium murale Mark A. Elvin, Jason Storlie 2014-10-10 7724 San Luis Obispo Central Coast, Santa Maria River Valley; Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Main Gate at Beigle Road and Oso Flaco Lake Road 11 Comment
  CDA1894  Chloris virgata T. C. Fuller, R. Henderson 1959-9-28 3087 San Luis Obispo Shandon. 0 Comment
  OBI22345  Chloris virgata Ernest C. Twisselmann 1955-8-8 2299 San Luis Obispo Plants of the Temblor Range and the Western San Joaquin Valley; Chris Twisselmann Ranch, eastern San Luis Obispo County 671 Comment
  OBI70815  Chlorogalum pomeridianum var. pomeridianum David J. Keil 2009-5-30 30615 San Luis Obispo Old Creek Road, ca. 0.5 miles east of entrance to Whale Rock Reservoir, east of Cayucos Comment
  UC1134570  Chlorogalum pomeridianum var. pomeridianum H. C. Lee 1937-6-7 1053 San Luis Obispo 4 mi se Huerhuero School; Pozo Quad. Comment
  CAS-BOT-BC133252  Chlorogalum purpureum var. reductum R. F. Hoover 1949-5-15 7691 San Luis Obispo 18 mi. E. of Creston on La Panza road Comment
  CAS-BOT-BC178908  Chorizanthe Chester Dudley 1936-4-1 s.n. San Luis Obispo Palo Prieto Canyon Comment
  OBI27352  Chorizanthe Unknown 1981-4-26 218 San Luis Obispo Chaparral area burned on 31 July 1980. CDF fire no. 53-265. 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  CAS-BOT-BC178905  Chorizanthe Alice Eastwood 1928-5-19 15121 San Luis Obispo Along CHorro Cr. Comment
  CAS-BOT-BC178932  Chorizanthe angustifolia Ernest C. Twisselmann 1956-6-1 2892 San Luis Obispo S end of Morro Bay, near Baywood Park 30 Comment
  CAS-BOT-BC178954  Chorizanthe angustifolia Clare B. Hardham 1959-5-23 4613 San Luis Obispo S end of Morro Bay Comment
  OBI11192  Chorizanthe angustifolia Robert F. Hoover 1947-5-23 7185 San Luis Obispo Coast S of Hazard Cyn Comment
  POM280733  Chorizanthe angustifolia Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  SBBG99167  Chorizanthe angustifolia C. F. Smith 1951-4-10 3120 a San Luis Obispo Nipomo Mesa N of Guadalupe Comment
  UCR142159  Chorizanthe angustifolia George K. Helmkamp, E. A. Helmkamp 2000-6-15 5672 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  UC56076  Chorizanthe biloba var. biloba J. H. Barber 1899-5-28 San Luis Obispo Creston Comment
  OBI81309  Chorizanthe breweri David J. Keil, V. L. Holland 1988-4-26 20553 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
  UC1296112  Chorizanthe breweri R. F. Hoover 1964-6-6 8946 San Luis Obispo ridge nw Cuesta Pass; Ridge nw of Cuesta Pass Comment
  OBI11252  Chorizanthe breweri Robert F. Hoover 1965-5-14 9359 San Luis Obispo Santa Lucia Range. E Fork Corral de Piedra Crk Comment
  RSA518089  Chorizanthe breweri Tina J. Ayers, S. Junak 1989-6-22 753 San Luis Obispo Cuesta Ridge Botanical Area. Just west of Pick and Shovel Mine along western fork of stream. Comment
  UCSB51922  Chorizanthe breweri Fairfax, Jennifer 1977-6-8 San Luis Obispo along southern portion of the Sierra Madre Mountains; Cuesta Botanical area 3 miles northwest of Cuesta Pass, extending northwest along ridge Comment
  UCD77544  Chorizanthe douglasii Robert E. Preston 1998-6-17 1139 San Luis Obispo 3 mi NW of La Panza Ranch, on W-facing slope, 0.15 mi E of Hwy 58 563 Comment
  OBI11219  Chorizanthe douglasii Eben McMillan 1952-5-5 98 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  RSA122741  Chorizanthe douglasii H. C. Lee 1937-5-25 1000 San Luis Obispo 1.5 miles N of Creston. 351 Comment
  CAS-BOT-BC184089  Chorizanthe membranacea James L. Reveal 2008-5-3 8868 San Luis Obispo Along California Highway 58, 1 mile southwest of Wilson Corner and 0.15 mile northeast of Calf Canyon Winery and 0.12 mile south of Indian Creek Road 463 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
  OBI65937  Chorizanthe palmeri Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 22 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS) S of Morro Bay on hwy 1. Beyond Gilardi Rd on ranch rd N of hwy 1 208 Comment
  RSA491695  Chorizanthe palmeri James L. Reveal, Rose Broome, Clare B. Hardham 1987-6-16 6469 San Luis Obispo Along Cypress Mountain road about 0.1 mile north of Hwy 46, about 11 airline miles northwest of Atascadero. Comment
  SBBG109688  Chorizanthe rectispina C. B. Hardham 1961-5-24 7126 San Luis Obispo Black Mtn, Highland District Comment
  OBI58024  Chorizanthe rectispina David J. Keil, with V. L. Holland 1992-5-28 23159 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  RSA132943  Chorizanthe rectispina Clare B. Hardham 1959-6-10 4803 San Luis Obispo Santa Lucia Mountains; Santa Barbara Road, Atascadero Comment
  CAS-BOT-BC255268  Chorizanthe staticoides R. F. Hoover 1946-6-16 6163 San Luis Obispo La Panza District Comment
  CAS-BOT-BC255265  Chorizanthe staticoides Clare B. Hardham 1960-6-1 5947 San Luis Obispo Near Burnett Peak, Santa Lucia Mountains Comment
  CAS-BOT-BC247857  Chorizanthe ventricosa R. F. Hoover 1949-5-29 7730 San Luis Obispo Cottonwood Pass, west side Comment
  UCD77533  Chorizanthe xanti Robert E. Preston 1998-6-12 1120 San Luis Obispo 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-BC255378  Chorizanthe xanti var. xanti Clare B. Hardham 1956-5-12 667 San Luis Obispo Corner of Creston-Carissa Plains Road with Shell Canyon Road Comment
  IRVC29052  Chrysanthemum coronarium G. K. Helmkamp 2003-10-8 8195 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 Comment
  OBI31644  Cichorium intybus Turnquist, Smeltzer 1982-7-23 196 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  OBI81737  Cicuta bolanderi Tracey Call, Viola Call 1996-10-2 2546 San Luis Obispo In shaded stream bank in Lopez Creek 8 miles north of mouth of Lopez Canyon. Comment
  SD71438  Cicuta maculata var. angustifolia R. F. Hoover 1947-7-27 7337 San Luis Obispo Black Lake Canyon, south of Arroyo Grande Comment
  UC1873087 Image available Cicuta maculata var. bolanderi Cedrick Villasenor 2004-5-3 s. n. San Luis Obispo Santa Lucia Mountains W of Templeton on Santa Rita Creek Road, 3.7 mi W of Vineyard Drive. Comment
  OBI13423  Cinnamomum camphora Jack M. Farrell 1955-2-21 82 San Luis Obispo Cal Poly campus Comment
  OBI3583  Cinnamomum camphora Mary Kidd 1971-8-26 210 San Luis Obispo California State Polytechnic College. In the area of Trinity Hall, NE side of campus Comment
  UCR109708  Cirsium brevistylum R. D. Goeden, Don W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Lucia Range, Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos 300 Comment
  CDA17655  Cirsium brevistylum Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Black Lake. Callender Dunes. Comment
  OBI27058  Cirsium fontinale var. obispoense Dayna Rocco 1981-1 San Luis Obispo Comment
  OBI81596  Cirsium occidentale Jill M. Bushakra, John Bushakara 2000-6-4 39 San Luis Obispo c. 2 miles north of Piedras Blancas Light Station on Hwy 1, west side of road. 30 Comment
  CAS-BOT-BC285454  Cirsium occidentale var. californicum John Thomas Howell 1948-6-15 24360 San Luis Obispo Red Hills se. of Shandon Comment
  CAS-BOT-BC285463  Cirsium occidentale var. californicum Ernest C. Twisselmann 1954-5-22 1279 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 670 Comment
  OBI61079  Cirsium occidentale var. coulteri P. A. Holden 1968-6-15 385 San Luis Obispo Near Union Oil Refinery near Nipomo Comment
  CAS-BOT-BC100986  Cirsium occidentale var. lucianum R. F. Hoover 1964-6-5 8932 San Luis Obispo Near summit of ridge west of upper Lopez Canyon Comment
  OBI42231  Cirsium occidentale var. venustum David J. Keil, V. L. Holland 1986-5-26 19606 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  CAS-BOT-BC100987  Cirsium rhothophilum R. F. Hoover 1950-5-13 7914 San Luis Obispo Sand dunes near Oso Flaco L. Comment
  OBI16720  Cirsium rhothophilum George B. Snyder 1966-5-27 s.n. San Luis Obispo 1 mi S of Oso Flaco Lake Comment
  CAS-BOT-BC292737  Cirsium scariosum var. citrinum Malcom A. Nobs; S. Galen Smith 1949-6-23 849 San Luis Obispo Oso Flaco Lake, behind costal dunes about 4 miles northweat of Gudalupe Comment
  SD124435  Cirsium scariosum var. citrinum Clifton F. Smith 1973-9-12 10673 San Luis Obispo Big Twin Lake, south of Oceano. Comment
  OBI16716  Cirsium vulgare Robert F. Hoover 1965-9-18 9576 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  CAS-BOT-BC162535  Clarkia affinis Clare B. Hardham 1957-6-7 2087 San Luis Obispo South road to Adelaida 4 1/2 miles west of Paso Robles - Santa Lucia Mountains Comment
  CAS-BOT-BC162538  Clarkia affinis I. L. Wiggins 1926-5-9 2067 San Luis Obispo Grassy slope 3 miles east of Templeton Comment
  UCR147245  Clarkia amoena George K. Helmkamp, E. A. Helmkamp 2004-8-15 8789 San Luis Obispo Central Coast, Nipomo Mesa. Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi S. of jct. of Halcyon Rd., SE of Oceano 76 Comment
  CAS-BOT-BC172281  Clarkia bottae Alice Eastwood 1926-5-4 13852 San Luis Obispo Paso Robles Comment
  UCR118384  Clarkia bottae George K. Helmkamp, E. A. Helmkamp 1998-6-30 4237 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  RSA150735  Clarkia bottae Clare B. Hardham 1962-5-31 10260 San Luis Obispo Headwaters Arroyo Seco, Huasna District Comment
  OBI54208  Clarkia cylindrica George Butterworth 1995-5-3 73 San Luis Obispo 1/4 mi SW and above rock 853 Comment
  OBI58558  Clarkia cylindrica David J. Keil 1998-5-13 27227 San Luis Obispo Just E of intersection of La Panza Rd. & Hwy 58 Comment
  OBI76661  Clarkia cylindrica subsp. cylindrica Jason Dart, Audrey Weichert, G. Hind 2010-5-19 380 -H1 San Luis Obispo Hind River Ranch, W side of Salinas River near the S end of Crescent Lake, approx 1.5 mi E of the intersection of Hwy 58 and Pozo Rd, E of Santa Margarita 357 Comment
  RSA108179  Clarkia cylindrica subsp. cylindrica C. Epling, P. Levine, D. Mitchell 1948-6-12 523 -A San Luis Obispo Santa Margarita to Pozo road, 10.8 miles east of railroad track near culvert 10.43 Comment
  SFV2499  Clarkia heterandra C. B. Hardham 1959-5-9 4454 San Luis Obispo South Coast Ranges Franklin Creek near Camp Natoma. 300 Comment
  SBBG93696  Clarkia modesta S. A. Junak 1990-5-1 4276 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  UC930736  Clarkia prostrata Alice Eastwood, John Thomas Howell 1938-6-15 5973 San Luis Obispo between Cambria and San Simeon Comment
  RSA0059912  Clarkia prostrata Harlan Lewis, M. Lewis 1950-6-10 713 San Luis Obispo Highway 1, 6.7 miles north of San Simeon, about 5 miles north of Piedras Blancas. Comment
  SEINET10492126  Clarkia purpurea David B. Dunn, Howard Brown 1946-5-12 Dunn 2328 San Luis Obispo Between atascadero and templeton along us hwy 101. Comment
  CAS-BOT-BC163937  Clarkia purpurea subsp. quadrivulnera Ira L. Wiggins 1929-5-21 3689 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  SBBG21330  Clarkia purpurea subsp. quadrivulnera J. Patman 1963-5-30 San Luis Obispo rd to Nipomo, S of Oceano, E of Hwy 1 Comment
  CAS-BOT-BC163936  Clarkia purpurea subsp. quadrivulnera Ernest C. Twisselmann 1954-5-12 1216 San Luis Obispo Palo Prieta Summit, 7 miles south of Cholame 640 Comment
  OBI58534  Clarkia purpurea subsp. quadrivulnera David J. Keil 1998-5-6 27088 San Luis Obispo NE of Paso Robles. Airport Rd just S of Estrella Creek crossing. Comment
  OBI58543  Clarkia purpurea subsp. quadrivulnera David J. Keil 1998-5-4 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17 Comment
  OBI39864  Clarkia purpurea subsp. viminea D. R. Miller 1985-5-20 s.n. San Luis Obispo Little Pine Mtn Comment
  UC1392605  Clarkia purpurea subsp. viminea R. F. Hoover 1969-5-3 11287 San Luis Obispo 4 mi w Nipomo Comment
  OBI70737  Clarkia rubicunda D. R. Miller, E. A. Appel 2008-7-26 708 .868 San Luis Obispo 2.0 [possibly 21.0 illegible] mi N of Arroyo de la Cruz bridge. On coastal side at immed bluff edge 20 Comment
  SBBG60368  Clarkia speciosa subsp. immaculata M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
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Jan 28 2014
  UC1953353  Clarkia speciosa subsp. speciosa David Keil 2010-6-1 30827 San Luis Obispo La Panza Mountains. 4.5 road miles west of San Juan Creek bridge, and east of Highway 58 0-300 m along dirt road. Comment
  UC338225  Clarkia speciosa subsp. speciosa Lemmon 1887-1 San Luis Obispo Comment
  OBI58506  Clarkia speciosa subsp. speciosa David J. Keil 1998-6-30 27871 San Luis Obispo Just S of junction with Hwy 58 along Red Hill Rd. Comment
  RSA0059944  Clarkia speciosa subsp. speciosa C. Butterworth 1960-5-28 5943 San Luis Obispo Arroyo Grande - Pozo road Comment
  SEINET12194970  Clarkia speciosa subsp. speciosa L. P. Janeway 1988-1 2682 San Luis Obispo Shedd Canyon quad, T28S, R14E, NW 1/4 of Sec. 2. ca 5 mi due E of Creston, upper reachs of 427 Comment
  SEINET10492153  Clarkia tembloriensis Tim Holtsford 1992-5-15 Holtsford 920515 -1-A San Luis Obispo 1.0 mi up hughes canyon from gate. Take san juan creek rd s from shandon. Matt Mccormick gave very reluctant permission to enter. N-facing slope with isomeris Arborea, haplopappus linearifolia, and atriplex. Flowering nearly finished but Fruits green. Comment
  OBI65104  Clarkia tembloriensis subsp. tembloriensis Greg Wilvert 2005-4-30 363 San Luis Obispo SE Half of the Caliente Range. 0.5 km E of Padrones Spring 942 Comment
  UCR160299  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2005-6-9 9601 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
  CAS-BOT-BC165592  Clarkia unguiculata Ernest C. Twisselmann 1967-5-23 13108 San Luis Obispo Cottonwood Pass, eastern San Luis Obispo County 502 Comment
  RSA175202  Clarkia unguiculata Robert F. Thorne, Percy C. Everett 1963-6-8 32173 San Luis Obispo 6 miles NW of Bradley on road to Jolon 213 Comment
  OBI57140  Claytonia exigua G. F. Hrusa 1998-4-27 14281 San Luis Obispo Caliente Range. Lower Goat Springs Cyn, approx 2 mi W of Soda Lake Rd. Quad: Caliente Mtn 7.5 Comment
  SBBG117548  Claytonia exigua subsp. exigua M. Wetherwax, E. Painter 2000-3-24 SLO 60 San Luis Obispo W side of Cerro Romualdo; Camp San Luis Obispo 160 Comment
  UC1927828  Claytonia exigua subsp. exigua David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30506 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
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Oct 9 2009
  OBI52834  Claytonia exigua subsp. exigua David J. Keil, Kathleen Keil Apr-92 s.n. San Luis Obispo W of San Luis Obispo in hills along dirt rd S of Prefumo Cyn rd Comment
  POM203699  Claytonia parviflora Dorothy Wiggins 1932-3-21 5802 San Luis Obispo Bitterwater Valley, betw Cholame and Annette. Comment
  OBI58489  Claytonia parviflora subsp. parviflora David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27415 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  RSA648478  Claytonia perfoliata T. Strid 1972-4-15 s.n. San Luis Obispo 2 miles S on Old Morro Road, off Acascadero Road. 305 Comment
  OBI17807  Claytonia perfoliata subsp. perfoliata Penelope Blackmer 1973-4-9 39 San Luis Obispo Pennington Crk downstream from fork in Penn. Ck in SW corner of Penn ck bio reserve Comment
  OBI28235  Claytonia perfoliata subsp. perfoliata Spasbo/Krystoff 1982-4-18 1 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  OBI3481  Clematis lasiantha B. Eldridge 1966-4-23 s.n. San Luis Obispo Found on cuesta TV rd Comment
  RSA122705  Clematis lasiantha G. T. Nordstrom 1937-4-26 1110 San Luis Obispo San Luis Obispo County. 4.8 miles SE of Chimney Rock. 488 Comment
  OBI29108  Clematis ligusticifolia Karen Symonds 1982-7-17 12 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  UCD95585  Clematis ligusticifolia Austin P. Griffiths 1983-9-19 s.n. San Luis Obispo San Luis Obispo County: 28th St. and Hwy. 1, Arroyo Grande. 10 Comment
  OBI32146  Clinopodium douglasii David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14368 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG132499  Clinopodium douglasii S. D. White, K. McDonald 2001-5-9 8477 San Luis Obispo Price Cyn, inland from Pismo Beach, Union Pacific Railroad Right of Way, Edna to Pismo Beach 6 Comment
  OBI66205  Collinsia bartsiifolia var. bartsiifolia Kathleen Goddard Jones 1994-4-17 s.n. San Luis Obispo CNPS Wildflower Weekend outing to Guadalupe Dunes. Wild Almond Meadows; 5 deflation areas near Oso Flaco Lake at property owned by Lena Enos Buss Comment
  CDA21427  Collinsia bartsiifolia var. davidsonii G. F. Hrusa 2005-3-31 16398 San Luis Obispo Carrizo Plain; Base of Caliente Mtns., immed. W of Swain Ridge. 746 Comment
  OBI9635  Collinsia bartsiifolia var. davidsonii Rimo Bacigalupi, G. T. Robbins and Keith Harrison 1955-5-16 5152 San Luis Obispo On "The Mesa", 5.5 mi W of Nipomo 76 Comment
  SBBG80672  Collinsia heterophylla C. F. Smith 1986-5-15 12081 San Luis Obispo ca. 1-2 mi W of Caliente Mtn lookout 1524 Comment
  CAS-BOT-BC285984  Conyza bonariensis Ernest C. Twisselmann 1954-7-5 1424 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County 637 Comment
  CAS-BOT-BC286196  Conyza canadensis Ernest C. Twisselmann 1954-8-29 1532 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County Comment
  UCR146966  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2004-10-8 8848 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-BC286197  Conyza canadensis Ernest C. Twisselmann 1968-10-21 15045 San Luis Obispo Estrella Road, 1.5 mile south of Highway 46 198 Comment
  UC455842  Conyza canadensis Ira J. Condit 1907-11-22 San Luis Obispo Poly grounds California Polytechnic School Comment
  OBI40089  Cordylanthus rigidus subsp. setiger David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18649 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
  RSA0019335  Coreopsis bigelovii Greg Wilvert 2005-4-2 105 San Luis Obispo Southeast half of the Caliente Range: 4 km W of Caliente Mtn. 1235 Comment
  UC2027124  Coreopsis bigelovii Greg Wilvert 2005-4-2 92 San Luis Obispo Southeast Half of Caliente Range: 100 m S of Wells Spring Comment
  CAS-BOT-BC287050  Coreopsis calliopsidea R. F. Hoover 1948-4-17 7472 San Luis Obispo San Juan River S of Shandon Comment
  UC1119226  Coreopsis calliopsidea R. C. Wilson 1938-4-3 498 San Luis Obispo 1.5 mi n of San Miguel; San Miguel Quadrangle 274 Comment
  UC1119229  Coreopsis calliopsidea E. Armstrong 1934-4-1 1102 San Luis Obispo Carrizo Plains McKittrick Quadrangle, Carrizo Plains 609 Comment
  CAS-BOT-BC287059  Coreopsis calliopsidea Ernest C. Twisselmann 1953-3-16 557 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselman Ranch, extreme NE corner of the Owens field, E part of county Comment
  UC1284968  Coreopsis douglasii R. F. Hoover 1948-4-17 7468 San Luis Obispo San Juan River s of Shandon (on hillside very near 7467, but not mixed with it); San Juan River Comment
  CAS-BOT-BC101409  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10001 San Luis Obispo Ragged Point Comment
  OBI66234  Corethrogyne filaginifolia David J. Keil 1998-10-9 28141 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
  SBBG82901  Corethrogyne filaginifolia C. F. Smith 1962-9-27 8076 San Luis Obispo Dune Lakes S of Oceano Comment
  OBI58222  Corethrogyne filaginifolia Austin P. Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de la Cruz, along ridge-knoll leading SE of Pt. Sierra Nevada at mouth of Arroyo d la Cruz. T25S, R6E, Sec 33 BM:M Comment
  SD38611  Corethrogyne filaginifolia var. filaginifolia Edith A. Purer 1932-8-28 San Luis Obispo Oceano Comment
  UC875780  Cornus sericea subsp. sericea Marcus E. Jones, A. M. 1882-5-8 2736 San Luis Obispo San Luis Obispo Comment
  OBI22346  Cortaderia selloana Dianne Storch 1960-3-18 8 San Luis Obispo Cultivated Comment
  OBI81472  Corymbia ficifolia Alana Higgins, Andrew McHaney, Rachel Wehrman, August Fluegge, Ryan Vidnolo, Lauren Tallichet 2015-11-10 8 San Luis Obispo Morro Bay Outlet 19 Comment
  CAS-BOT-BC287232  Cotula australis Clare B. Hardham 1958-2-13 2815 San Luis Obispo Santa Lucia Mts. Cemetary, Cambria Comment
  OBI56658  Cotula australis David J. Keil 1998-4-15 26741 San Luis Obispo S edge of Nipomo Mesa, 1.8 mi E of Division St. on Riverside Rd. Comment
  UCR147222  Cotyledon orbiculata var. oblonga George K. Helmkamp, E. A. Helmkamp 2004-7-11 8753 San Luis Obispo Central Coast, Nipomo Mesa, overlooking Santa Maria Valley, Riverside Rd, 0.3 mi east of Division Rd (S of Nipomo) 46 Comment
  CAS-BOT-BC427639  Crassula aquatica Clare B. Hardham 1957-6-8 2218 a San Luis Obispo Santa Lucia Mountains. Franklin Creek at Camp Natoma. Comment
  CAS-BOT-BC427641  Crassula aquatica Clare B. Hardham 1957-5-1 1879 San Luis Obispo Estrella Plains. Comment
  OBI31282  Crassula connata Joy Nishida, Robert Allen 1982-4-10 561 San Luis Obispo American Cyn campground 536 Comment
  OBI53046  Crassula connata David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21500 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  UC2027099  Crassula connata Greg Wilvert 2005-4-5 124 -1 San Luis Obispo Southeast Half of Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road Comment
  OBI62421  Crassula connata Lynne Dee Oyler, D. DeRome, David J. Keil, and Kathleen Keil 1991-3-22 2041 San Luis Obispo Nipomo Dunes, E of Coreopsis Hill Comment
  UC1127156  Crassula connata var. eremica C. M. Belshaw 1936-3-20 1672 San Luis Obispo 0.5 mi. n.w. Tar Spring Ranch (Plot 20); Nipomo Quad. 228 Comment
  OBI32071  Crocanthemum scoparium David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14430 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  SBBG95507  Crocanthemum scoparium D. Keil with D. Walters 1986-5-2 19296 San Luis Obispo just N of San Luis Obispo in Reservoir Cyn 182 Comment
  SD178167  Crocanthemum scoparium G. K. Helmkamp 2004-3-4 8323 San Luis Obispo Central Coast: Nipomo Mesa, along Pomeroy Rd, 0.2 mi north of Willow Rd, northwest of Nipomo. Occasional, in open grassy areas. 91 Comment
  HSC91717  Croton californicus Susan H. Bicknell 1989-6-14 San Luis Obispo Montano de Oro Comment
  SD38457  Croton setiger Edith A. Purer 1932-8-24 4727 San Luis Obispo near Route #101 Comment
  OBI70761  Crypsis schoenoides D. R. Miller, E. A. Appel 2008-8-16 708 .871 San Luis Obispo Along steambed in Arroyo de la Cruz. Approx 3 mi down stram from Chil camp (Hearst Ranch) Comment
  OBI77270  Crypsis schoenoides Michael Walgren 2012-9-16 289 San Luis Obispo At the mouth of Santa Rosa crk, Cambria 2 Comment
  OBI80311  Crypsis vaginiflora David J. Keil, with Mike Walgren 2012-9-8 31528 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  OBI39356  Cryptantha clevelandii David J. Keil 1982-5-2 15905 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero rd with Calif Rte 58 and S on dirt rd Comment
  OBI46199  Cryptantha clevelandii David J. Keil 1982-6-27 16336 San Luis Obispo Hills overlooking Los Osos from the S Comment
  SBBG118618  Cryptantha clevelandii M. Wetherwax, E. Painter 2002-4-21 CR 290 San Luis Obispo roadside, Training Area Q, near western boundary of installation; Camp Roberts 350 Comment
  UC55677  Cryptantha clevelandii Mrs. R. W. Summers San Luis Obispo San Luis Mt. Comment
  OBI20717  Cryptantha clevelandii var. clevelandii Robert F. Hoover 1964-6-5 8918 San Luis Obispo Santa Lucia Range. Ridge SE of Cuesta Pass Comment
  SBBG20700  Cryptantha clevelandii var. florosa D. E. Breedlove 1962-4-1 2102 San Luis Obispo Nipomo Plain, on Hwy 101, 2.3 mi N of Santa Maria River 91 Comment
  UC455983  Cryptantha intermedia I. J. Condit 1910-3-30 San Luis Obispo Painted Rock Carrisa Plains Comment
  OBI77607  Cryptantha leiocarpa E. R. Chandler 1963-6-23 1321 San Luis Obispo Lee side or protected areas on sand dunes nearest ocean, Oso Flaco Lake Comment
  OBI66258  Cryptantha microstachys David J. Keil 1997-4-18 26182 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  SBBG11813  Cryptantha microstachys C. B. Hardham 1957-4-27 1788 San Luis Obispo hills W side of Carissa Plains Comment
  SBBG108206  Cryptantha microstachys C. B. Hardham 1956-5-31 843 San Luis Obispo Adelaida Rd Comment
  UC604983  Cryptantha microstachys Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9443 San Luis Obispo 8 mi e Santa Margarita (on Mountain Road, near its junction with State Highway 178) Comment
  OBI77453  Cryptantha nevadensis George Butterworth 2003-5-12 519 San Luis Obispo Carrizo Plain Natl Monument. Temblors about .4 mi NE of Elkhorn Rd on rd that is 2m I N of Panorama Rd 853 Comment
  CDA11015  Cryptantha nevadensis var. rigida G. F. Hrusa 1993-5-21 11049 San Luis Obispo Huasna area. Approximately 4 km. beyond Stony Creek Campground. Comment
  RSA0021828  Cucurbita foetidissima David J. Keil 2012-7-18 31465 San Luis Obispo South base of Nipomo Mesa, west of Nipomo. 48 Comment
  CAS-BOT-BC80889  Cupressus sargentii R. F. Hoover 1968-2-10 10892 San Luis Obispo Ridge north west of Cuesta Pass Comment
  NY16837  Cupressus sargentii C. B. Wolf 1934-11-3 6217 San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SDSU1739  Cupressus sargentii D. F. Howe 1960-4-10 2844 San Luis Obispo 3 miles on road west of Cuesta Pass, 6 miles north of San luis Obispo. 732 Comment
  OBI33105  Cuscuta californica David J. Keil 1983-7-16 17402 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI57735  Cuscuta californica var. californica David J. Keil 1998-8-19 27931 San Luis Obispo 0.7 miles SE of junction with Hwy 58 along Pozo Rd. 317 Comment
  OBI14798  Cuscuta salina D. Waive Stager 1972-8-21 36 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI57736  Cuscuta subinclusa David J. Keil 1998-8-19 27968 San Luis Obispo Along Huer Huero Rd., 0.6 miles SE of junction with Hwy 58. 408 Comment
  JEPS70211  Cynodon dactylon Robert J. Rodin 1970-5-5 8391 San Luis Obispo Camp San Luis Obispo, Nature Preserve 15 Comment
  OBI75828  Cynoglossum grande Al Lindholm 1971-4-8 145 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. N slope of Geode Mtn near pond 460 Comment
  OBI59077  Cynosurus echinatus David J. Keil 1998-6-15 27845 San Luis Obispo Between Paso Robles and Cambria, along Dover Canyon Rd., 0.8-2 miles N of Hwy 46. Comment
  OBI71682  Cyperus eragrostis David J. Keil 1988-7-2 20866 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI35107  Cyperus eragrostis Eric Wise 1981-6-26 716 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  RSA586362  Cyperus eragrostis F. L. Johnson, E. A. Young 1993-5-23 ROB 0532 San Luis Obispo 1 km SW of Ranch House on Nacimiento Road. Comment
  CAS-BOT-BC114285  Cyperus esculentus V. F. Hesse 1958-7-22 3758 San Luis Obispo Damp roadside edges, Atascadero. Comment
  OBI63056  Cyperus esculentus Robert Ward 3-Sep s.n. San Luis Obispo 2100 Andre Ave, Los Osos Comment
  OBI66984  Cyperus involucratus David J. Keil 2000-6-28 28832 -3 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  OBI33298  Cyperus involucratus Cheryl A. Boatman 1965-5-27 11 San Luis Obispo S. San Luis Obispo 63 Comment
  JEPS99324  Cyperus niger C. Hardham 1958-9-2 3916 San Luis Obispo near San Luis Obispo (Stenner Creek) Comment
  OBI30436  Dactylis glomerata Melissa Luckow 1982-6-24 901 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of rd Comment
  RSA597229  Danthonia californica George K. Helmkamp 1996-5-24 1049 San Luis Obispo 0.6 mi east of South Bay Blvd along trail to quarry. 95 Comment
  UC2027578  Datura stramonium David J. Keil with Mike Walgren and Sally Krenn 2012-6-21 31384 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. Comment
  OBI33394  Daucus pusillus David J. Keil, V. L. Holland, Rhonda Riggins, and John Madok 1980-5-16 13975 -1 San Luis Obispo Ca. 1 mi N of Piedras Blancas Lighthouse Comment
  SBBG34818  Deinandra corymbosa Mrs. R. W. Summers -Jun-1884 San Luis Obispo Los Osos Valley Comment
  SBBG60945  Deinandra corymbosa M. M. Miles -Jul-1885 711 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC293926  Deinandra fasciculata Alice Eastwood 1927-7-29 14972 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC293927  Deinandra fasciculata David D. Keck; Wm. M. Hiesey 1940-5-31 5143 San Luis Obispo Cayucos Comment
  OBI64573  Deinandra fasciculata David J. Keil 2001-4-10 29289 San Luis Obispo Campus of California Polytechnic State University. Grounds of new sports complex Comment
  SBBG34865  Deinandra fasciculata Mrs. R. W. Summers 1886-6-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC299351  Deinandra increscens subsp. increscens R. F. Hoover 1965-8-1 9497 San Luis Obispo Valley west of Mt. Bishop Comment
  CAS-BOT-BC299379  Deinandra increscens subsp. increscens R. F. Hoover 1969-8-15 11544 San Luis Obispo Valley west of Mt. Bishop Comment
  CAS-BOT-BC299370  Deinandra increscens subsp. increscens David D. Keck 1928-9-30 475 San Luis Obispo 4 mi. S. of San Luis Obispo Comment
  UC1392920  Deinandra increscens subsp. increscens R. F. Hoover 1969-10-5 11631 San Luis Obispo near Alamo Creek (n side of Twitchell Reservoir); Twitchell Reservoir Comment
  CAS-BOT-BC291866  Deinandra lobbii Clare B. Hardham 1957-9-1 2545 San Luis Obispo Santa Lucia Mountains. Tierra Redondo Comment
  UC1576179  Deinandra pallida David Keil 1986-4-26 19287 San Luis Obispo Elkhorn Plain 762 Comment
  OBI16108  Deinandra pentactis Robert F. Hoover 1965-9-19 9601 San Luis Obispo Calf Cyn Comment
  CAS-BOT-BC123562  Deinandra pentactis David Daniels Keck; Jens Chr. Clausen 1934-4-27 2836 San Luis Obispo East side of the Salinas River, opposite San Miguel 213 Comment
  CAS-BOT-BC292045  Deinandra pentactis R. F. Hoover 1969-9-9 11577 San Luis Obispo 4 mi. w. of Paso Robles on road to Nacimiento Dam Comment
  CAS-BOT-BC292080  Deinandra pentactis Ernest C. Twisselmann 1962-10-10 7916 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains School 624 Comment
  OBI79074  Delairea odorata David J. Keil 2013-8-19 31897 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  UCSB8179  Delphinium californicum Haller, John 1966-6-3 San Luis Obispo California State Hwy 1; about 3 miles southeast of Cambria Comment
  CAS-BOT-BC11072  Delphinium californicum subsp. californicum Robert Francis Hoover 1965-5-19 9370 San Luis Obispo Lower San Simeon Creek Comment
  UCD81778  Delphinium gypsophilum Mona Robison 1999-5-3 313 San Luis Obispo San Luis Obispo County: along Hwy 46, from Paso Robles E to the Cholame Valley at the intersection on Hwys 41 and 46. Murphy Hill. Comment
  JEPS105167  Delphinium gypsophilum subsp. gypsophilum Dean W. Taylor 1995-4-6 14783 San Luis Obispo Cholame Valley (ca. 1 mile E of Cholame); Davis Road 0.45 mi S of jct of Hwy 41 350 Comment
  SBBG34685  Delphinium nudicaule C. B. Hardham 1956-4-13 392 San Luis Obispo Santa Rita Comment
  RSA122693  Delphinium parryi H. C. Lee 1937-5-14 945 San Luis Obispo 1 mile W of Dry Creek School, Paso Robles. Comment
  CAS-BOT-BC7863  Delphinium parryi subsp. blochmaniae David Daniels Keck 1933-5-5 2225 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern part of county Comment
  POM216196  Delphinium parryi subsp. blochmaniae D. D. Keck 1933-5-5 2225 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe Comment
  UC1392672  Delphinium parryi subsp. blochmaniae R. F. Hoover 1969-5-3 11296 San Luis Obispo 3 mi W of Nipomo Comment
  UC56066  Delphinium parryi subsp. eastwoodiae J. H. Barber May 1899 San Luis Obispo near Morro Comment
  CAS-BOT-BC121369  Delphinium parryi subsp. eastwoodiae Alice Eastwood 1927-4-10 14397 San Luis Obispo Hills near cemetary, San Luis Obispo. Comment
  OBI10616  Delphinium parryi subsp. eastwoodiae Fred W. Rush 1956-5-1 25 San Luis Obispo Mt. San Luis Comment
  SBBG126118  Delphinium parryi subsp. parryi D. Keil 1986-4-13 19170 San Luis Obispo Parkhill Rd, 2 mi E from jct with Las Pilitas Rd, S side of hwy Comment
  OBI10620  Delphinium parryi subsp. parryi Robert F. Hoover 1949-5-22 7721 San Luis Obispo 12 mi E of Creston on La Panz Rd Comment
  UC1296242  Delphinium parryi subsp. parryi R. F. Hoover 1949-5-15 7699 San Luis Obispo on La Panza road 14 mi e Creston Comment
  RSA400066  Delphinium variegatum M. M. Miles 1886-05 s.n. San Luis Obispo [Unspecified] Comment
  OBI80042  Delphinium variegatum David J. Keil, with Lynne Dee Althouse 2002-5-2 29853 San Luis Obispo Santa Margarita Ranch Comment
  RSA149656  Delphinium variegatum C. Epling, Harlan Lewis 1943-4-23 32 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC83002  Dendromecon rigida Steve Boyd 2007-2-17 11711 San Luis Obispo Coast Ranges, La Panza Range. Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek 803 Comment
  OBI60113  Dendromecon rigida G. F. Hrusa, T. D. Wilfred 1995-6-19 12347 San Luis Obispo Immed. SE of Cuesta Ridge Botanical Area 750 Comment
  OBI66354  Dendromecon rigida David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26262 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
  CAS-BOT-BC192591  Deschampsia cespitosa subsp. holciformis R. F. Hoover 1947-5-4 7121 San Luis Obispo Cambria Comment
  CAS-BOT-BC201620  Deschampsia danthonioides Clare B. Hardham 1957-4-13 1641 San Luis Obispo Black Mt., Highland District Comment
  OBI56470  Deschampsia danthonioides David J. Keil, with V. L. Holland 1999-4-27 28276 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  POM114872  Deschampsia danthonioides Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  CAS-BOT-BC201629  Deschampsia danthonioides R. F. Hoover 1968-4-16 11061 San Luis Obispo North side of Soda Lake, Carrizo Plain Comment
  OBI37659  Deschampsia danthonioides David J. Keil, Dirk Walters 1980-4-10 13770 San Luis Obispo Ca. 1 mi N of jctn of Shell crk rd with hwy 58 S of Shandon Comment
  SBBG54837  Deschampsia danthonioides D. Keil 1979-4-8 13037 San Luis Obispo 2 mi S of California Valley along Soda Lake Rd 579 Comment
  RSA163812  Deschampsia elongata Clare B. Hardham 1961-5-18 7091 San Luis Obispo Santa Lucia Mountains; Ocean View Mine, North of Cambria Comment
  OBI60583  Descurainia pinnata L. D. Oyler, David J. Keil & K. Faustini 1990-4-26 1108 San Luis Obispo Nipomo Dunes. UNOCAL pipeline that runs N-S through dunes Comment
  UC1296294  Descurainia pinnata R. F. Hoover 1950-4-2 7788 San Luis Obispo just above La Panza-Creston road (West Branch of Fernandez Creek); West Branch of Fernandez Creek Comment
  OBI77649  Descurainia pinnata David J. Keil, with Rhonda Riggins 2003-4-23 30136 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. Vicinity of 35.10098 deg. N x 119.83444 deg. W 1280 Comment
  SBBG44986  Desmazeria rigida A. Eastwood, J. T. Howell 1936-5-6 San Luis Obispo Chorro Crk Comment
  CAS-BOT-BC402326  Dicentra chrysantha Ernest C. Twisselmann 1955-5-27 2025 San Luis Obispo La Panza Range. Near the summit of Navajo Canyon 762 Comment
  CAS-BOT-BC402327  Dicentra chrysantha Clare B. Hardham 1956-5-6 610 San Luis Obispo Santa Lucia Mountains. Near Hill Top Ranch, Adelaida Road Comment
  UC1133899  Dichelostemma capitatum N. K. Carlson 1936-3-18 148 San Luis Obispo 0.5 mi se Newsome Springs; Arroyo Grande Quad. 137 Comment
  UC1133900  Dichelostemma capitatum P. L. Johannsen 1936-3-21 718 San Luis Obispo 1 mi ne junction of San Luis Obispo Creek and Resevoir Canyon; San Luis Obispo Quad. 228 Comment
  UC1133905  Dichelostemma capitatum H. C. Lee 1936-2-15 394 San Luis Obispo 1 mi se Arroyo Grande; San Luis Obispo National Forest, Arroyo Grande Quad. 91 Comment
  CAS-BOT-BC500816  Dichelostemma capitatum David D. Keck 1933-5-5 2228 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern S. L. O. County. on dunes 1/4 to 1/2 mile inland from the ocean Comment
  CAS-BOT-BC500817  Dichelostemma capitatum Ernest C. Twisselmann 1954-4-12 1038 San Luis Obispo Twisselmann Ranch: O Brian field 579 Comment
  UCSB785  Dichelostemma capitatum subsp. capitatum Ryon, George 1959-4-12 San Luis Obispo 0.4 miles N of Hwy 1 on County Road at the corner of Olan Ave, south of Cambria Pines 152 Comment
  SBBG133084  Diplacus aurantiacus D. Keil, T. Teed, Mariko Uchida 2001-6-15 29561 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  SBBG17460  Diplacus aurantiacus C. B. Hardham 1960-4-2 5285 San Luis Obispo Santa Rosa Crk Comment
  SEINET8693963 Image available Diplacus aurantiacus subsp. aurantiacus Richard R. Halse 2015-1 9341 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon. 14 Comment
  SBBG118185  Diplacus fremontii E. Painter, M. Wetherwax, K. Downing 2001-4-30 CR 237 San Luis Obispo rd to 'turkey guzzler' exclosure, S of Palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts 211 Comment
  CAS-BOT-BC153164  Diplacus fremontii Barbara Ertter; Jeffrey Strachan 1980-5-15 3402 San Luis Obispo South side Highway 58 0.6 miles east of San Juan Creek, Syncline Hill grade west of Carrizo Plain 548 Comment
  OBI28897  Diplacus fremontii Rhonda Riggins 1981-4-26 1221 San Luis Obispo Grazing area adj Parkhill Rd, 0.3 mi E River Rd, 4 mi N of Pozo Comment
  SBBG100994  Diplacus grandiflorus D. R. Miller 1992-5-29 592 8 C San Luis Obispo Pine Mtn, Lookout Rock 701 Comment
  SEINET208609  Diplacus rattanii Clare B Hardham 1961-1 6839 San Luis Obispo Pine Mt, Santa Lucia Mts 1006 Comment
  CAS-BOT-BC195704  Distichlis spicata R. F. Hoover 1964-8-13 9229 San Luis Obispo Mouth of Morro Creek Comment
  OBI35799  Distichlis spicata Allison Berry 1984-4-17 119 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CDA17586  Dithyrea maritima Austin Griffiths, Winton H. Woody Frey 1981-10-5 s.n. San Luis Obispo Nipomo Dunes Region; Midway from Guadalupe Beach to Mussel Point. 15 Comment
  UC455233  Dithyrea maritima I. J. Condit 1908-11-14 39 San Luis Obispo Sand hills Oceano Comment
  UC22368  Dodecatheon clevelandii subsp. sanctarum Mrs. Blochman 1893-1 San Luis Obispo Comment
  OBI35252  Drosanthemum floribundum H. E. Jones 1981-5-18 26 San Luis Obispo Point Piedras Blancas Comment
  OBI10108  Drymocallis glandulosa Robert F. Hoover 1964-5-13 8822 San Luis Obispo Tassajera Crk Comment
  OBI39725  Drymocallis glandulosa David J. Keil, Melissas Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15959 San Luis Obispo 3.8 mi E of jctn with Santa Rosa Crk rd on dirt road leading up Cypress Mtn along Steiner Crk Comment
  OBI42123  Drymocallis glandulosa David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19448 San Luis Obispo Santa Margarita Ranch. 5 mi S of Santa Margarita Ranch Rd. Eastern base of Santa Lucia mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985 Comment
  CAS-BOT-BC159574  Drymocallis glandulosa var. glandulosa R. F. Hoover 1964-5-13 8822 San Luis Obispo Tassajera Creek Comment
  CDA19977  Dryopteris arguta J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  UCD136444  Dryopteris arguta Margot B. Forde 1962-5-17 s.n. San Luis Obispo San Luis Obispo County: Cambria. Comment
  CAS-BOT-BC310344  Dudleya abramsii subsp. bettinae Reid Moran 1977-6-30 24292 San Luis Obispo Southwest of Cerro Romauldo 150 Comment
  RSA0002516  Dudleya bettinae Robert F. Hoover 1947-6-27 7278 San Luis Obispo First ridge west of Cerro Romauldo on serpentine rock. Comment
  SD45424  Dudleya bettinae Reid Moran 1947-6-12 2277 San Luis Obispo Serpentine 1.0 mile south of Cayucos. Comment
  OBI57564  Dudleya blochmaniae subsp. blochmaniae David J. Keil 1998-5-18 27289 San Luis Obispo E of Cayucos along Old Creek Rd., 2.8 mi. from junction with californica. Rte. 1, about 500 ft. E of Whale Rock Reservoir. Comment
  SBBG26803  Dudleya blochmaniae subsp. blochmaniae A. Eastwood, J. T. Howell 1936-5-7 San Luis Obispo near Cayucos Comment
  CAS-BOT-BC410884  Dudleya caespitosa Alice Eastwood 1927-7-29 14969 San Luis Obispo Morro Comment
  SD38624  Dudleya caespitosa Edith A. Purer 1932-8-28 4819 San Luis Obispo South of Oceano Comment
  UC101028  Dudleya caespitosa Mrs. Blochman 1893-1 San Luis Obispo Comment
  CDA25363  Dudleya lanceolata T. C. Fuller 1981-5-29 20376 San Luis Obispo West of the end of the road north of Oso Flaco Lake. 0 Comment
  UCR59829  Dudleya lanceolata George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  UC455353  Dudleya lanceolata E. P. Unangst July 1906 San Luis Obispo San Louis Obispo Comment
  SBBG83812  Eastwoodia elegans C. F. Smith 1986-5-15 12097 San Luis Obispo Caliente Mtn, above Chalk Mtn 1066 Comment
  UC1979358  Eastwoodia elegans David Keil 1998-5-20 27364 San Luis Obispo 20 mi E of junction with Tepusquet Canyon Road on Highway 166. Comment
  OBI23084  Eclipta prostrata David J. Keil 1979-10-27 13644 San Luis Obispo Eastern end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI43650  Egeria densa Eric Wise 1982-5-17 1484 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  CAS-BOT-BC208546  Ehrharta calycina Ernest C. Twisselmann 1956-4-10 2632 San Luis Obispo Nipomo Mesa 60 Comment
  CAS-BOT-BC208547  Ehrharta calycina Ernest C. Twisselmann 1956-4-30 2729 San Luis Obispo Chris Twisselmann Ranch, - Temblor Range and the Western San Joaquin Valley 670 Comment
  RSA264444  Ehrharta calycina C. W. Tilforth 1973-6-14 853 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. Comment
  RSA714644  Ehrharta calycina Daisie Huang 2006-3-19 6031909 San Luis Obispo vacant lot at 101 and Santa Maria Rd. Sand, no trees. 101 Comment
  UC1930070  Ehrharta calycina Scott D. White, Ken McDonald 2001-5-9 8507 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  OBI35160  Eleocharis macrostachya Eric Wise 1981-6-22 644 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Lopez Water Treatment Reservoir Comment
  UC1100580  Eleocharis macrostachya Malcolm A. Nobs, S. Galen Smith 1949-6-24 867 San Luis Obispo 1 mi W of Atascadero (Atascadero Lake) Comment
  OBI35149  Eleocharis macrostachya Eric Wise 1981-9-17 1166 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Small, private lake. 5.7 mi E of Park Hill Rd turn rt. 100 m past "Circle Inn" 2-3 km on rd beyond hwy 58 Comment
  OBI75299  Eleocharis parishii David J. Keil 2010-11-10 30960 San Luis Obispo Twitchell Reservoir, just S of CA 166 bridge 165 Comment
  RSA201688  Eleocharis parishii Robert F. Hoover 1964-5-10 7139 San Luis Obispo Alamo Creek near Cuyama River Comment
  SBBG125716  Elymus farctus subsp. boreali-atlanticus D. H. Wilken with D. Keil, N. Lagrille, M. Skinner 2012-8-28 17983 San Luis Obispo between beach and lagoon, mouth of Pismo Crk, Pismo Beach State Park 5 Comment
  OBI65486  Elymus glaucus D. R. Miller 1994-5-25 594 -378 San Luis Obispo Pine Mt Region. From roadway into D.R. Miller property; Tobacco Crk drainage 700 Comment
  UCD62307  Elymus glaucus I. J. Condit 1910-6-2 s.n. San Luis Obispo San Luis Obispo County: California Polytechnic School grounds, San Luis Obispo. Comment
  CAS-BOT-BC203660  Elymus glaucus subsp. glaucus R. F. Hoover 1953-5-3 8284 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC203669  Elymus glaucus subsp. glaucus R. F. Hoover 1964-6-7 8993 San Luis Obispo San Carpoforo Creek just above Windy Point Comment
  CAS-BOT-BC203796  Elymus glaucus subsp. virescens R. F. Hoover 1947-5-14 7167 San Luis Obispo Steiner Creek (Serrano Canyon) Comment
  OBI31728  Elymus multisetus Smeltzer, Turnquist 1982-5-7 128 San Luis Obispo On the NE side of Laguna Lake Park Comment
  CAS-BOT-BC228689  Elymus multisetus Ernest C. Twisselmann 1956-5-22 2858 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Kelly's Canyon, Red Hills 571 Comment
  OBI58414  Elymus pacificus Austin P. Griffiths, G. F. Hrusa 1987-4-29 18145 San Luis Obispo Montana de Oro State Park, fifth sandhill N of Spooners Cove (new site) Comment
  JEPS13564  Emmenanthe penduliflora Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5196 San Luis Obispo Area along upper part of Cammatti Canyon road, below bluff, rich in shell fossils, 1.6 miles north of junction with Creston - La Panza road 405 Comment
  RSA201727  Encelia actoni Robert F. Hoover 1950-5-28 7931 San Luis Obispo E edge of Cuyama Valley on Hwy 399 of jct with Hwy 166. Comment
  OBI79790  Encelia californica David J. Keil 2012-7-18 31466 San Luis Obispo South base of Nipomo Mesa, west of Nipomo 48 Comment
  SBBG18147  Enemion occidentale C. B. Hardham 1962-3-20 8927 San Luis Obispo San Marcos Crk, Adelaida Comment
  OBI7502  Ephedra californica Robert F. Hoover 1951-4-20 8052 San Luis Obispo E side of Carrizo Plain, E of Soda lake Comment
  SBBG95294  Ephedra californica D. Keil, R. Riggins 1986-4-26 19274 San Luis Obispo 0.9 mi NE of jct of Elkhorn Rd on Crocker Grade Rd 822 Comment
  RSA0028212  Ephedra viridis Greg Wilvert 2005-4-24 310 San Luis Obispo 1.4 kilometers S of Padrones Spring. 1109 Comment
  SBBG44136  Ephedra viridis L. M. Srivastava 1958-2-6 34 San Luis Obispo N side of hill on W side of Cottonwood Pass, St Hwy 41, 5 mi E of Cholame, 0.5 mi W of Kern County line Comment
  CAS-BOT-BC82021  Ephedra viridis R. F. Hoover 1949-10-23 7758 San Luis Obispo Redrock Canyon, lower Cuyama Valley Comment
  OBI11882  Epilobium canum Robert F. Hoover 1966-10-7 10115 San Luis Obispo Cuyama hwy (State 166) between Suey Crk and Huasna River Comment
  OBI30987  Epilobium canum subsp. canum Julie M. Vanderwier 1980-11-11 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC166413  Epilobium canum subsp. canum 1881-6-1 s.n. San Luis Obispo North slope of mountains north of San Luis Obispo Comment
  OBI59692  Epilobium ciliatum subsp. watsonii Larry Kelly, David J. Keil 1988-10-1 311 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI37152  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-29 849 San Luis Obispo Twin Lake of Dune lakes Comment
  RSA586601  Epilobium ciliatum subsp. watsonii M. D. Proctor, E. A. Young 1993-3-20 ROB 0287 San Luis Obispo 1 km NE of Chorro Res. Comment
  OBI75242  Epilobium densiflorum Michael Walgren 2011-8-7 260 San Luis Obispo San Carpoforo Crk west of Hwy 1 Comment
  SBBG104931  Epipactis gigantea M. D. Proctor, E. A. Young 1993-4-17 ROB 464 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG1164  Epipactis gigantea C. B. Hardham 1957-4-14 1667 San Luis Obispo Santa Rita Rd, Templeton to Cayucos Comment
  CAS-BOT-BC57118  Equisetum X ferrissii R. F. Hoover 1948-4-14 7440 San Luis Obispo Mouth of Old Creek near Cayucos Comment
  SBBG108084  Equisetum hyemale C. B. Hardham 1958-9-2 3917 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  OBI1010  Equisetum hyemale R. F. Hoover 1947-4-27 7110 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  CAS-BOT-BC57448  Equisetum laevigatum R. F. Hoover 1947-4-27 7111 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero 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
  OBI30895  Equisetum telmateia Julie M. Vanderwier 1979-8-26 201 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC284153  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1960-10-12 6018 San Luis Obispo Raymond Twisselmann residence, Shandon 329 Comment
  SBBG109950  Erechtites glomeratus C. B. Hardham 1961-4-22 7121 San Luis Obispo San Simeon Crk, 5.5 mi E of Hwy 1 Comment
  CAS-BOT-BC214401  Eremalche parryi subsp. kernensis Eben McMillan 1952-6-19 155 San Luis Obispo Eight miles south of Soda Lake, Carissa Plains Comment
  OBI47637  Eremothera boothii David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19270 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd 838 Comment
  OBI78340  Eremothera boothii Craig Woods 1978-4-22 46 San Luis Obispo East side of the Carrizo Plain, 6 mi SE of hwy 58 along Sim. Soda lake rd 671 Comment
  OBI42351  Eriastrum calocyanum David Keil 1986-5-28 19609 San Luis Obispo Ca. 1/4-1/2 mi W from jctn with Parkhill Rd along Las Pilitas Rd Comment
  RSA0004736  Eriastrum densifolium subsp. densifolium F. W. Peirson 1920-7-29 2224 San Luis Obispo 1 mile south of Pismo Beach. Comment
  RSA0051794  Eriastrum densifolium subsp. densifolium Nolan Kiner 1953-06 s.n. San Luis Obispo Along Calif. Hgw. #1 between Oceano and Guadalupe. 30 Comment
  RSA0107361  Eriastrum densifolium subsp. densifolium Austin P. Griffiths, Kathleen Jones 1983-7-31 16222 San Luis Obispo Midway along Arroyo due W of barn at Livery Stables Oceano. 10 Comment
  RSA0107367  Eriastrum densifolium subsp. densifolium E. K. Balls 1948-6-5 7951 San Luis Obispo Between Pismo Beach and Guadalupe. 8 Comment
  SBBG117496  Eriastrum densifolium subsp. elongatum E. Painter, M. Wetherwax 2001-6-12 CR 251 San Luis Obispo inside turkey guzzler exclosure S of Boy Scout Rd; Camp Roberts 234 Comment
  UC1123876  Eriastrum luteum G. T. Nordstrom 1937-6-17 1353 San Luis Obispo 2 mi w Lime Mtn.; Adelaida Quadrangle Comment
  CAS-BOT-BC187970  Eriastrum luteum R. S. Ferris 1955-5-25 12828 San Luis Obispo 7.5 miles E of Santa Margarita on N circuit road of Park Hill District Comment
  JEPS13589  Eriastrum luteum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5235 San Luis Obispo Parkhill Rd 7.5 mi e Santa Margarita 457 Comment
  UCD163547  Eriastrum pluriflorum CNPS Melinda Elster; Sara Taylor 2015-4-26 CARR- 969 A San Luis Obispo San Luis Obispo County: on the south end of Carrizo Plain National Monument. 761 Comment
  OBI16571  Ericameria ericoides Robert F. Hoover 1966-9-21 10074 San Luis Obispo 1 mi S of Edna on Price cyn rd. to Pismo Beach Comment
  OBI4160  Ericameria ericoides Julie R. Potter 1968-12-31 6 San Luis Obispo Morro Bay state park Comment
  SBBG133419  Ericameria linearifolia H. Schneider 2016-5-23 SBBG- 5 San Luis Obispo 5.5 mi from junction of Soda Lake Rd and rd to Caliente Mtn Ridge; Carrizo Plain Nat Monument 1207 Comment
  RSA302641  Ericameria linearifolia J. R. Shevock 1971-4-5 882 San Luis Obispo Temblor Range 602 Comment
  RSA645840  Ericameria linearifolia Scott D. White, Bill La Haye 1999-3-17 7206 San Luis Obispo Temblor Range: Near Midway Peak, south of Derby Acres 1067 Comment
  UCR142156  Erigeron blochmaniae George K. Helmkamp 2002-8-21 7632 San Luis Obispo Central Coast, Los Osos at the west end of Howard St. 15 Comment
  RSA91032  Erigeron blochmaniae F. W. Peirson 1932-7-4 10241 San Luis Obispo Oceano Comment
  SBBG117874  Erigeron bonariensis E. Painter, M. Wetherwax 1999-11-15 SLO 344 San Luis Obispo near California Mens Colony sewage plant, at end of Sutter Rd; Camp San Luis Obispo 80 Comment
  UC573185  Erigeron foliosus var. foliosus G. T. Nordstrom 1937-6-17 1352 San Luis Obispo 4.2 mi ne of Lime Mountain; Adelaida Quadrangle 304 Comment
  UC31423  Erigeron foliosus var. franciscensis Mrs. Blochman 1893-11-1 San Luis Obispo Paso Robles country Paso Robles Comment
  PASA1731  Erigeron glaucus M. Stason 1929-5-5 San Luis Obispo Ocean bluffs near Cambria Comment
  UC1285046  Erigeron glaucus R. F. Hoover 1946-7-21 6232 San Luis Obispo San Simeon Creek Beach San Simeon Creek Beach (on cliffs) Comment
  CDA11472  Erigeron philadelphicus G. F. Hrusa 1995-5-28 12237 San Luis Obispo Black Butte Research Natural Area. SE base of Peak 3. Comment
  OBI79345  Erigeron sumatrensis David J. Keil 2011-11-26 31205 San Luis Obispo West side of US 101 at truck pullout at top of Cuesta Grade 460 Comment
  OBI13967  Eriodictyon crassifolium Robert J. Rodin 1970-6-18 8412 San Luis Obispo Hwy 166, 22-24 mi W of New Cuyama. Comment
  CAS-BOT-BC188995  Eriodictyon parryi R. F. Hoover 1969-6-3 11364 San Luis Obispo Plateau on Cammatti-Navajo divide, 18 miles E of Creston on La Panza road (Highway 58) Comment
  CAS-BOT-BC188998  Eriodictyon parryi Chester Dudley 1927-6-1 s.n. San Luis Obispo W side of road, Between Navajo Ranger Station and La Panza Comment
  RSA735800  Eriodictyon tomentosum Steve Boyd 2007-2-17 11712 San Luis Obispo Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  SBBG6088  Eriodictyon tomentosum H. and M. Dearing 1940-6-16 4386 San Luis Obispo upper Salinas River near Pozo Comment
  UC107128  Eriodictyon tomentosum E. Palmer, M. D. June 1876 389 San Luis Obispo S<an> L<uis> O<bispo> <San Luis Obispo> S<an> L<uis> O<bispo>; Central Coast Range, S<an> L<uis> O<bispo> <San Luis Obispo> Comment
  SBBG65122  Eriodictyon traskiae H. and M. Dearing 1940-6-16 491 San Luis Obispo near city of San Luis Obispo Comment
  RSA15930  Eriogonum angulosum Carl B. Wolf 1935-5-8 6751 San Luis Obispo Diablo Range, Cottonwood Canyon, 0.1 mile west of Kern County Line 579 Comment
  OBI11160  Eriogonum angulosum Robert F. Hoover 1949-6-4 7747 San Luis Obispo San Juan river on Pozo-Simmler rd Comment
  SJSU7565  Eriogonum angulosum R. W. Gibertson 1977-3-6 San Luis Obispo 3 mi W by SW of Maricopa (Kern Co) Temblor Range Comment
  OBI73529  Eriogonum cithariforme var. cithariforme Clifton F. Smith 1991-6-28 12232 San Luis Obispo Along dirt rd to Cuyama Valley, Comment
  CAS-BOT-BC242513  Eriogonum clavatum R. F. Hoover 1946-9-14 6389 San Luis Obispo Palo Prieto Canyon Comment
  JEPS108337  Eriogonum covilleanum David Gowen 2005-3-18 202 San Luis Obispo Elkhorn Road (dirt). Bare hill about 8.2 miles south of Hurricane Rd. Comment
  CAS-BOT-BC249815  Eriogonum elongatum var. elongatum W. R. Dudley 1893-12-30 s.n. San Luis Obispo Pecho Mountains 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
  OBI17621  Eriogonum fasciculatum Kamran Alavi 1977-8-12 31 San Luis Obispo Off 101, Shell Beach Comment
  OBI60711  Eriogonum fasciculatum Ann Cochran 1986-7-19 27 San Luis Obispo Orchard at the corner of Cucamunga and Doris trail 579 Comment
  SBBG104545  Eriogonum fasciculatum var. foliolosum F. L. Johnson, E. A. Young 1993-5-23 ROB 486 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  SBBG117493  Eriogonum fasciculatum var. foliolosum E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 89 San Luis Obispo above Nacimiento River, near Twin Bridges; Camp Roberts 175 Comment
  UCR29856A  Eriogonum fasciculatum var. polifolium David J. Keil 1981-6-20 14906 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
  UC85817  Eriogonum fasciculatum var. polifolium E. Palmer, M. D. 1876-7-28 489 San Luis Obispo Paso Robles Spring Comment
  CAS-BOT-BC250509  Eriogonum gracile R. F. Hoover 1965-10-6 9717 San Luis Obispo 4 mi. n. of Pozo Comment
  UC6307  Eriogonum gracile L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges, Estrella Comment
  CAS-BOT-BC266837  Eriogonum ordii Ernest C. Twisselmann 1957-5-3 3482 San Luis Obispo Flood wash 9.9 miles south of Soda Lake, Carrisa Plains, Temblor Range and the Western San Joaquin Valley 640 Comment
  UCR27233  Eriogonum parvifolium Frank C. Vasek 1982-8-24 820824- 01 San Luis Obispo Central Coast, north end San Simeon Creek Beach State Park 3 Comment
  CAS-BOT-BC257886  Eriogonum parvifolium Mrs. R. W. Summers 1873-4-1 s.n. San Luis Obispo San Luis Obispo Mt. Comment
  CAS-BOT-BC257910  Eriogonum parvifolium R. F. Hoover 1964-8-13 9211 San Luis Obispo Santa Lucia Range. San Bernardo Creek, north slope Comment
  OBI26496  Eriogonum parvifolium Kathlene Henry 1979-7-26 7 San Luis Obispo Shell Beach.500 ft from the Pacific Ocean Comment
  RSA176272  Eriogonum parvifolium var. parvifolium Robert F. Thorne, Percy C. Everett 1962-10-3 31417 San Luis Obispo Near Oso Flaco Lake. 5 Comment
  CHSC55243  Eriogonum roseum L. P. Janeway 1988-6-10 2744 San Luis Obispo Near Middle Br Huerhuero Cr ca 3 1/2 miles S of Creston. S-facing slope. 388 Comment
  OBI10957  Eriogonum roseum Robert F. Hoover 1946-8-18 6314 San Luis Obispo Cammatti Ranch, N of La Panza Comment
  OBI65136  Eriogonum viridescens Greg Wilvert 2005-5-11 404 San Luis Obispo SE half of the Caliente Range. 1.3 km SSW of Semper Spring 1169 Comment
  CAS-BOT-BC304103  Eriophyllum confertiflorum Ira L. Wiggins 1929-5-21 3683 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  OBI31391  Eriophyllum confertiflorum Joy Nishida, Ginger King and Julie Oxford 1982-5-1 340 San Luis Obispo American cyn, campground, near stream 524 Comment
  OBI31988  Eriophyllum confertiflorum David J. Keil, Melissa Luckow 1981-7-3 14954 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtn. and back to the hwy along riparian zone Comment
  OBI16497  Eriophyllum confertiflorum R. D. Brister 1966-5-6 72 San Luis Obispo Perfumo Cyn, approx 4 mi from SLO Comment
  OBI35388  Eriophyllum confertiflorum var. confertiflorum K. A. Nadeau 1983-7-8 31 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  UC455782  Eriophyllum confertiflorum var. confertiflorum Unangst 1905-5-17 580 San Luis Obispo Oak Park Comment
  UCR142580  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 2000-4-20 5420 San Luis Obispo Central Coast, road crest between See Canyon Road and Prefumo Canyon Road, SW of San Luis Obispo 320 Comment
  CAS-BOT-BC301819  Eriophyllum multicaule R. F. Hoover 1947-4-20 6978 San Luis Obispo Near El Dorado School Comment
  CAS-BOT-BC301824  Eriophyllum multicaule D. E. Breedlove 1963-3-21 4272 San Luis Obispo On bluff overlooking the Santa Maria River, 2 miles west of Nipomo Comment
  OBI18727  Eriophyllum pringlei Eben McMillan 1952-5-5 100 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  RSA128210  Eriophyllum pringlei Clare B. Hardham 1957-4-13 1643 San Luis Obispo San Luis Obispo, Black Mt, Higland District. Comment
  OBI51327  Eriophyllum staechadifolium Jan Barber 1993-8-14 70 San Luis Obispo San Simeon State Park. SW section. Comment
  OBI3996  Erodium botrys Elizabeth Rudd 1971-3-9 167 San Luis Obispo 3 mi N of Santa Margarita 305 Comment
  SFV18786  Erodium botrys A. Dittmer, R. Provin 2004-4-4 32 San Luis Obispo San Simeon State Park, Washburn Campground, Site 220. Exposed, open hilltop. 58 Comment
  RSA648332  Erodium botrys Smeltzer, Turnquist 1982-4-12 32 San Luis Obispo On the SE side of Laguna Lake Park from the roadway to the base of hill. Comment
  OBI79303  Erodium brachycarpum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31702 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 420 Comment
  SBBG113979  Erodium brachycarpum E. C. Twisselmann 1961-4-3 6032 San Luis Obispo head of Palo Prieto Crk, Dorothy Twisselmann Ranch 609 Comment
  SBBG119090  Erodium brachycarpum E. Painter, M. Wetherwax, D. Keil 2000-4-20 SLO 74 San Luis Obispo S of large outcrop W of Chorro Reservoir, at base and on slope below; Camp San Luis Obispo 200 Comment
  UC1927802  Erodium macrophyllum David Keil, Kathleen Keil 2001-4-20 29367 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46. Vicinity of 35.71380 deg. x 120.26716 deg. W Comment
  RSA0042403  Erodium moschatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6530 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
  OBI8981  Eryngium armatum Robert F. Hoover 1969-8-1 11511 San Luis Obispo Cambria Comment
  UCR266174  Eryngium vaseyi var. vaseyi David J. Keil, Elizabeth Painter, Margariet Wetherwax, Jody Olsen, K. Downing, C. Bratt, Lynne D. Althouse 2000-5-16 28683 San Luis Obispo Camp Roberts; along C25 Road, c. 0.4 air km SW of junction with Avery Rd., c. 3.2 air km due west of Nacimiento River, c. 2.5 air km due north of Nacimiento River 201 Comment
  CAS-BOT-BC54459  Erysimum capitatum Alice Eastwood; John Thomas Howell 1938-6-13 5915 San Luis Obispo Calf Canyon. Comment
  CAS-BOT-BC54498  Erysimum capitatum Eben McMillan 1952-5-2 94 San Luis Obispo Choice Valley-1 mile south, 8 miles east Shandon. Comment
  UC10534  Erysimum capitatum Alice King Mar 1895 San Luis Obispo Arroyo Grande Comment
  UC1034686  Erysimum capitatum G. B. and R. P. Rossbach 1938-5-8 832 San Luis Obispo on slope by Atascadero Oil Station (near Creston) 304 Comment
  UC455738  Erysimum capitatum I. J. Condit 1910-3-29 San Luis Obispo along foothills and in canyons Carisa Plains Comment
  RSA139960  Erysimum capitatum var. capitatum Clare B. Hardham 1960-4-8 5359 San Luis Obispo Hills between Carissa Plains and San Juan River. Paso Robles-Simmler Road. Comment
  RSA102106  Erysimum capitatum var. capitatum G. B. Rossbach, Ruth P. Rossbach 1938-5-8 832 San Luis Obispo On slope by Atascadero Oil Station, near Creston. 305 Comment
  CAS-BOT-BC55234  Erysimum suffrutescens Henry M. Pollard 1968-6-7 s.n. San Luis Obispo Near Oso Flaco Lake. Comment
  OBI59270  Erysimum suffrutescens Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes, over N slope of stabilized dune ridge NW of Oso Flaco Lake Comment
  OBI79963  Erythranthe cardinalis David J. Keil 2013-7-6 31824 San Luis Obispo Prefumo Canyon Road. Creek bottom just upstream of bridge 3 100 Comment
  OBI58788  Erythranthe latidens David J. Keil 1998-5-6 27106 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  SBBG93798  Eschscholzia caespitosa S. A. Junak 1990-4-26 4208 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  CAS-BOT-BC403473  Eschscholzia californica R. F. Hoover 1948-4-17 7465 San Luis Obispo San Juan River south of Shandon Comment
  OBI78827  Eschscholzia californica Kirsten Jacobsen, Ronald Cain, Scout Vernon, Jake Minnick 2014-4-22 1 San Luis Obispo Approximately 20 yards up the South Hills trail head at Corrida and Exposition Dr. 55 Comment
  OBI80975  Eschscholzia californica Lyla Khan, Alyssa Moore, Richard Squeri, Tyler Griffith, Frances Nguyen-Khoa 2015-4-19 3 San Luis Obispo Prospects Fire Lookout Tower (Bowden Ranch Open Space), left side of trail about .2 miles up the trail Comment
  SBBG93842  Eschscholzia californica S. A. Junak 1990-5-15 4331 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, at NW corner of Pick and Shovel Mine 579 Comment
  SBBG96245  Eschscholzia californica C. F. Smith 1968-7-30 10105 San Luis Obispo Oceano St Beach Park Comment
  UCD94080  Eschscholzia californica Shannon M. Still 2006-5-14 98 B San Luis Obispo California. San Luis Obispo County: Along CA-58 ca. 1.6 mi. southwest of junction with CA-229. 306 Comment
  SD51232  Eschscholzia californica Darley F. Howe 1960-4-10 San Luis Obispo Near south side of Morro Bay. Comment
  UC338226  Eschscholzia californica unknown 1887-1 San Luis Obispo Comment
  CAS-BOT-BC76315  Eschscholzia hypecoides R. F. Hoover 1950-4-2 7784 San Luis Obispo West branch of Fernandez Creek, just above La Panza - Creston Road. Comment
  UC1296220  Eschscholzia hypecoides R. F. Hoover 1952-4-8 8085 San Luis Obispo on McKittrick road just w range summit; Temblor Range Comment
  CAS-BOT-BC76490  Eschscholzia lemmonii Alice Eastwood; John Thomas Howell 1935-3-25 2032 San Luis Obispo West side of Cottonwood Pass. Comment
  OBI65287  Eucalyptus conferruminata Matt Ritter 2005-12-6 21 San Luis Obispo Cal Poly campus, near the dorms, bldg 101 Comment
  HSC91572  Eucalyptus cornuta Susan H. Bicknell 1988-8-20 San Luis Obispo Montano de Oro, MDO9 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
  HSC91674  Eucalyptus viminalis Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park, by Equestrian Trail. Comment
  OBI79272  Eucrypta chrysanthemifolia David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31331 San Luis Obispo Western end of San Luis Range. Field Ranch, Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant, and south of Montana de Oro State Park 165 Comment
  OBI50328  Eucrypta chrysanthemifolia var. chrysanthemifolia Tawney Odegard 1985-6-29 40 San Luis Obispo Morro Bay kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, tur rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  SBBG119084  Eucrypta chrysanthemifolia var. chrysanthemifolia J. Olson 2002-4-3 San Luis Obispo W side of Cerro Romualdo, along trail from water tower to top 279 Comment
  UC1953190  Eugenia David Keil 2010-7-21 30919 San Luis Obispo Along County Oak Way, east of Arroyo Grande, between Thomas Hill Road and Lopez Drive Comment
  OBI81020  Euphorbia maculata David J. Keil 2015-2-14 32584 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  OBI57817  Euphorbia ocellata subsp. ocellata David J. Keil 1998-6-8 27679 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  OBI71233  Euphorbia peplus Ann Cochran 1986-7-29 58 San Luis Obispo Field behind Las Pilitas Nursery, located on Las Pilitas Rd 305 Comment
  OBI14377  Euphorbia spathulata Eben McMillan 1952-5-7 114 San Luis Obispo Pinole Spring 10 mi S 16 mi E Shandon Comment
  SBBG81973  Euphorbia spathulata C. F. Smith 1950-4-30 2703 San Luis Obispo rd NE of Pinole Land and Cattle Company headquarters, ca. 3 airline mi SW of Yeguas Mtn Comment
  OBI48214  Euphorbia spathulata David J. Keil, Rhonda Riggins and Dirk R. Walters 1990-3-9 21326 San Luis Obispo Campus of Calif Polytechnic State Univ Poly Cyn Comment
  SD148256  Eurybia radulina G. K. Helmkamp, E. A. Helmkamp 2000-9-2 5972 San Luis Obispo Irish Hills; Profumo Canyon, 2.2 miles west of Los Osos Valley Road. 136 Comment
  UC86936  Eurybia radulina L. Jared 1900-1-1 San Luis Obispo San Luis Obispo Comment
  CDA17585  Euthamia occidentalis Austin Griffiths 1981-9-21 s.n. San Luis Obispo Pismo Dunes Region; State Hwy 1, at Grand Ave., Grover City, Comment
  SBBG95760  Festuca arundinacea D. Keil with V. L. Holland 1986-6-9 19649 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  OBI5611  Festuca bromoides Sharon Jochums 1974-4-10 112 San Luis Obispo W of hwy 1 on marine terr of Point San Simeon Comment
  OBI21829  Festuca elmeri Robert F. Hoover 1964-5-14 8860 San Luis Obispo See Cyn Comment
  CAS-BOT-BC278369  Festuca elmeri Clare B. Hardham 1957-5-30 2041 San Luis Obispo Santa Lucia Mountains. Fair Oaks Ranch, South Road to Adelaida Comment
  OBI40749  Festuca microstachys David J. Keil, Dirk Walters 1986-5-2 19321 San Luis Obispo Santa Lucia Mtns. Just N of San Luis Obispo in Reservoir Canyon. Comment
  UCR9400  Festuca microstachys D. H. Wilken 1965-3-27 140 C San Luis Obispo Crocker Grade, W slope of the Temblor Range 915 Comment
  OBI42929  Festuca microstachys Jan Johnson, Melissa Boggs 1986-5-11 4 San Luis Obispo Los Padres National Forest. East Cuesta Ridge about 15 mi N of San Luis Obispo on Highway 101. Comment
  OBI71121  Festuca microstachys David J. Keil 1991-5-18 21537 San Luis Obispo C.T. Ranch on eastern and northern outskirts of Cambria. 100 Comment
  OBI44850  Festuca myuros David J. Keil 1985-3-31 18486 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park HIll and Hwy 229 Comment
  SBBG118034  Festuca myuros A. Dilworth, J. Goldzman, M. Petroelje 1998-4-13 San Luis Obispo Bivouac Rd, 0.3 mi N of intersection of Tower and Bivouac rds; Camp Roberts; LCTA Plot 41 240 Comment
  SBBG112510  Festuca octoflora D. Keil 1985-3-31 18488 San Luis Obispo Calf Cyn area along St Hwy 58, halfway between Park Hill Rd and Hwy 229 Comment
  OBI5486  Festuca perennis Sharon Jochums 1974-4-28 161 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI21960  Festuca perennis Robert F. Hoover 1964-6-9 9009 San Luis Obispo Chaplin Ln, San Luis Obispo Comment
  OBI6608  Festuca perennis Richard Whittington 1971-2-26 9 A San Luis Obispo Cal Poly airstrip, San Luis Obispo 85 Comment
  UC1123335  Forestiera pubescens W. A. Peterson 1937-4-19 716 San Luis Obispo 2 mi se La Panza Ranch; La Panza Quad. 441 Comment
  OBI78696  Frangula californica Nathan Norris 2013-2-10 8 San Luis Obispo Up Poly canyon Road to Architecture graveyard. On creekside nearest to sculpture after first bridge. 122 Comment
  CAS-BOT-BC52646  Frangula californica subsp. californica Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15658 San Luis Obispo Salinas River 5 miles South of Paso Robles 182 Comment
  OBI29837  Frangula californica subsp. californica Ruth E. Davis 1964-5-24 94 San Luis Obispo Cal Poly campus, near the Swine Unit Comment
  OBI10296  Frangula californica subsp. tomentella Robert F. Hoover 1946-10-27 6536 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  OBI19385  Frankenia salina D. Waive Stager 1972-8-21 44 San Luis Obispo Shark's Inlet, Morro Bay state park sand spit Comment
  JEPS43928  Fraxinus dipetala Benj. Cobb 1907-4-21 San Luis Obispo Paso Robles Comment
  OBI27006  Fremontodendron californicum James Courtney 1980-12-20 25 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  OBI58944  Fritillaria agrestis David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27398 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  OBI6204  Fuchsia hybrida Shirley Vaughan 1974-5-31 14 San Luis Obispo 1127 Foothill Blvd Comment
  OBI9951  Galium andrewsii Robert F. Hoover 1964-6-5 8908 San Luis Obispo Santa Lucia Range. Ridge SE of Cuesta pass Comment
  RSA586071  Galium andrewsii subsp. andrewsii M. D. Proctor, E. A. Young 1993-4-16 ROB- 431 San Luis Obispo Whiskey Spring. Comment
  SBBG118262  Galium andrewsii subsp. intermedium E. Painter,M. Wetherwax, D. Norris, C. Bratt 2001-2-22 SLO 176 San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  SBBG68803  Galium andrewsii subsp. intermedium M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1143128  Galium angustifolium subsp. angustifolium T. M. Hendrix 1937-6-9 287 San Luis Obispo 3 3/4 mi ene Pozo; Las Padres National Forest, Pozo Quadrangle Comment
  OBI47501  Galium angustifolium subsp. angustifolium David J. Keil, Rhonda Riggins 1984-4-26 18220 San Luis Obispo 0.3 mi from turnoff to Jouchin Ranch Comment
  SBBG94424  Galium angustifolium subsp. angustifolium R. F. Hoover 1946-6-2 6114 San Luis Obispo 5 mi SE of Santa Margarita on rd to Pozo Comment
  SBBG93699  Galium aparine S. A. Junak 1990-5-1 4279 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  CDA16353  Galium aparine G. F. Hrusa 2000-4-11 15340 San Luis Obispo Carrizo Plain; Goodwin pasture. 0 Comment
  OBI26908  Galium aparine Fred Hrusa 1980-4-12 10 San Luis Obispo Ridge above botanic garden. Looking down on cluster of houses. [Poly Cyn; Cal Poly campus] 229 Comment
  OBI40649  Galium aparine David J. Keil 1981-3-7 14279 San Luis Obispo Along Los Osos Valley Rd between Foothill Blvd and Turri Rd Comment
  HSC91495  Galium californicum Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro, along Eastern Boundary Trail Comment
  HSC91496  Galium californicum Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  JEPS24925  Galium californicum subsp. flaccidum Clare B. Hardham 1960-6-17 6171 San Luis Obispo ridge between San Carpoforo and Arroyo del la Cruz; Santa Lucia Mountains Comment
  UC888840  Galium californicum subsp. maritimum Alice Eastwood and John Thomas Howell 1938-6-14 5961 San Luis Obispo Cambria Comment
  RSA155780  Galium hardhamiae Clare B. Hardham 1960-6-1 5960 San Luis Obispo Santa Lucia Mountains; Headwaters Little Burnett-Tobacco Creeks 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
  CDA34890  Galium parisiense David J. Keil 2000-5-31 287889 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 9.5 miles east from the junction with Highway 1. 0 Comment
  OBI42200  Galium porrigens David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19474 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  OBI28204  Galium porrigens Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E Cuesta Ridge, 3.05 mi SE of hwy 101 Comment
  UC1738516  Galium porrigens Steven A. Junak 1990-5-15 4339 San Luis Obispo W. Cuesta Ridge: at saddle at W end of Cuesta Ridge Botanical Area, along S side of W Cuesta Ridge Road (USFS Road #29S11.3), ca. 5.6 mi W of Highway 101 Santa Lucia Mountains, Cuesta Ridge Botanical Area 731 Comment
  SBBG18063  Galium porrigens var. porrigens C. B. Hardham 1962-5-6 1006 San Luis Obispo Franklin Crk W of Adelaida Comment
  UCD132366  Gamochaeta pensylvanica C. M. Belshaw 1936-3-31 1764 San Luis Obispo San Luis Obispo County: 2.5 miles north northwest of Morro. 15 Comment
  OBI14148  Garrya veatchii Robert F. Hoover 1948-4-16 7454 San Luis Obispo Eagle Ranch, S of Atascadero Comment
  CDA25872  Gastridium phleoides David J. Keil, V. L. Holland 1999-4-27 28272 San Luis Obispo Camp Roberts, along McMillan Airstrip. 0 Comment
  OBI77531  Gazania linearis S. Wainwright 1964-3-1 9 San Luis Obispo Los Osos. Escape from cult Comment
  CDA4139  Genista T. C. Fuller 1968-5-22 17075 San Luis Obispo Ardath Drive south of Pembrook Drive, Cambria. 0 Comment
  UCR32102  Geranium dissectum David J. Keil, R. R. Pimentel, R. A. Pimentel, et al. 1982-5-8 16048 San Luis Obispo South Coast Range, NE side of Cypress Mtn. at end of dirt road that leads up the mountain Comment
  UCR88338  Geranium dissectum George K. Helmkamp 1995-6-20 95 2 17 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  OBI79210  Geranium dissectum Clare B. Hardham 1959-5-21 4590 San Luis Obispo Santa Lucia Mountains, Pinus radiata woods, Cambria. 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
  RSA0042944  Gilia achilleifolia subsp. multicaulis LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6538 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
  UCR67845  Gilia achilleifolia subsp. multicaulis David J. Keil, D. Walters, M. G. McLeod, et al. 1983-5-14 16990 San Luis Obispo Central Coast, Along ridge system between Arroyo de la Cruz and Arroyo del Oso. 180 Comment
  UCR190593  Gilia capitata George K. Helmkamp, E. A. Helmkamp 2005-3-25 9231 San Luis Obispo Outer South Coast Ranges, upper Lopez Canyon; 2.2 mi north of Hi Mountain Road along Upper Lopez Canyon Road 317 Comment
  JEPS8792  Gilia clivorum Rimo Bacigalupi with G. T. Robbins and Sherwin Carlquist 1954-3-27 4383 San Luis Obispo in sand of wash between Shandon and Cholame; btw Shandon and Cholame 335 Comment
  UC52760  Gilia clivorum Rev. R. W. Summers 1886-3-17 San Luis Obispo eastern base San Luis Mt. Comment
  UC908354  Gilia clivorum Herbert L. Mason 1935-3-30 8248 San Luis Obispo Cholame Valley Comment
  OBI64586  Gilia clivorum David J. Keil, with V. L. Holland 2003-4-7 30122 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  RSA755131  Gilia latiflora subsp. cuyamensis David J. Keil, Rhonda Riggins 2003-4-23 30133 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. 1280 Comment
  UC572444  Gilia malior P. L. Johannsen 1937-4-22 1076 San Luis Obispo five and one half mi nne Padrones Springs; nne of Padrones Springs 731 Comment
  RSA0076398  Gilia malior Verne Grant, Alva Grant 1952-4-21 17559 San Luis Obispo 1 mi. s. of jct. of Maricopa-Santa Maria rd. on Ojai road, Cuyama Valley. Comment
  RSA159187  Gilia minor Clare B. Hardham 1961-3-30 6682 San Luis Obispo Hills between San Juan R. and Carissa Plains, west of Simmler. Comment
  CDA34430  Gilia minor T. Keeler-Wolf, R. Boul 2010-4-7 CARR 1225 -1 San Luis Obispo South Coast Ranges; Caliente Mountains, Chalk Mountain Comment
  RSA17804  Gilia minor C. B. Wolf 1929-4-15 3568 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  CAS-BOT-BC402036  Gilia ochroleuca subsp. minima Clare B. Hardham 1963-5-10 s.n. San Luis Obispo Sandy bed of Huero Huero [HuerHuero] R., east branch, near Calf Canyon Rd. (South of Creston) Comment
  CAS-BOT-BC402037  Gilia ochroleuca subsp. minima Clare B. Hardham 1958-4-28 3132 San Luis Obispo Hills between San Juan River and Carissa Plains Comment
  SEINET7063626  Gilia tenuiflora A. G. Vestal 1947-4-12 s.n. San Luis Obispo Collected in wash southeast of corner of San Luis Obispo County in the Cuyama Valley. UTM Zone 10, 772742mE, 3885939mN. (WGS84/NAD83). 431 Comment
  SBBG96151  Gilia tenuiflora subsp. amplifaucalis C. F. Smith 1973-4-26 10522 San Luis Obispo E base of Caliente Mtn, lower Cuyama Valley Comment
  UC1925848  Gilia tenuiflora subsp. amplifaucalis David Keil 1985-3-31 18523 San Luis Obispo Along Highway 58 ca. 100 meters E of junction with Huerhuero Road. Comment
Read comments
Mar 9 2018
  JEPS86018  Gilia tenuiflora subsp. tenuiflora J. H. Barber 1899-4-9 San Luis Obispo Paso Robles; ; Paso Robles, San Luis Obispo Co. Comment
  SBBG107671  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1961-4-17 6824 San Luis Obispo Pine Mtn 975 Comment
  SBBG107173  Githopsis diffusa subsp. diffusa C. B. Hardham 1960-5-5 5611 a San Luis Obispo Pine Mtn Comment
  CAS-BOT-BC422486  Glaucium flavum Ernest C. Twisselmann 1968-8-30 14916 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley: 3/8 mile below the Choice Valley School 563 Comment
  UC1191699  Glaux maritima Herbert L. Mason 1946-6-9 12875 San Luis Obispo between Oceano and mouth of Santa Maria River (Dune Lakes); Dune Lakes Comment
  JEPS43094  Glaux maritima Ira Condit 1910-4-30 San Luis Obispo Pismo Comment
  JEPS99203  Glycyrrhiza lepidota Clare B. Hardham 1958-9-16 3850 San Luis Obispo San Marcos Creek near Oak Flat Road Santa Lucia Mountains Comment
  UC1118528  Gnaphalium palustre T. M. Hendrix 1937-5-18 191 San Luis Obispo 3.75 mi ese Highland School; Pozo Quad., Los Padres National Forest 594 Comment
  OBI56643  Gnaphalium palustre David J. Keil 1998-6-5 27626 San Luis Obispo Carrizo Plain. California Valley. Brentwood Trail and Soda Lake Rd. Comment
  OBI66576  Gnaphalium palustre D. R. Miller/Ms. Miller 1997-4-26 497 -652 San Luis Obispo At 'Cat fish pond'; pond on Ridge not beyond Bennett crk rd jctns (near Monterey Co line) 549 Comment
  POM359078  Grindelia Thekla Mohr 1911-1 1931 San Luis Obispo San Luis Obispo. Comment
  OBI16387  Grindelia camporum Robert F. Hoover 1965-9-29 9681 San Luis Obispo Santa Margarita Comment
  OBI21641  Grindelia hirsutula Tracey and Viola Call, Viola Call 1965-5-30 2376 San Luis Obispo 3 mi E of Morro Bay on hwy which goes to Atascadero 122 Comment
  SD249142  Grindelia hirsutula David Keil 1988-9-23 21152 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd, to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  UCSB39940  Grindelia hirsutula Shaw, J. 1982-7-1 San Luis Obispo Along Perfumo Canyon Road 4 miles south of Los Osos Valley Road in San Luis Obispo 121 Comment
  UC1127011  Guillenia lasiophylla C. M. Belshaw 1936-3-17 1625 San Luis Obispo 2.2 mi se Nipomo; Nipomo Quad. 205 Comment
  RSA122892  Guillenia lasiophylla B. Bolt 1936-3-13 614 San Luis Obispo 1 mile E of Cerro Romauldo. 183 Comment
  CAS-BOT-BC304671  Gutierrezia californica Ernest C. Twisselmann 1957-11-7 4118 B San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southern Temblor Mountains: summit of Bitterwater Canyon 731 Comment
  UC1195403  Gutierrezia californica Ernest C. Twisselmann 1957-11-7 4117 San Luis Obispo Elkhorn Plain 731 Comment
  CAS-BOT-BC302374  Hazardia squarrosa var. squarrosa R. F. Hoover 1946-8-3 6262 San Luis Obispo Perfumo Canyon, San Luis Range Comment
  OBI65740  Hazardia squarrosa var. squarrosa D. R. Miller 1994-8-18 894 -524 San Luis Obispo Pine Mtn Region. Along W facing slope of Pear Tree area; Pico crk drainage 914 Comment
  UC1557903  Hazardia squarrosa var. squarrosa J. Semple, S. Heard 1986-8-24 8616 San Luis Obispo just e Morro Bay (CA-41) Comment
  UC1285356  Hazardia stenolepis R. F. Hoover 1946-10-19 6501 San Luis Obispo nw of Pozo (Pilitas Creek district); Pilitas Creek Comment
  UC1969536  Hedera canariensis David Keil 2000-1-24 28412 San Luis Obispo Cambria. Just south of Santa Rosa Creek road along Main Street at creek crossing. Comment
  CLARK-A1045-1342  Hedypnois cretica George K. Helmkamp 1978-4-23 San Luis Obispo Los Osos Montana de Oro State Park; Morro Bay S 7.5'Q Comment
  JEPS35274  Hedypnois rhagadioloides R. F. Hoover 1948-4-14 7441 San Luis Obispo Cuyucos Comment
  OBI16350  Hedypnois rhagadioloides Robert F. Hoover 1948-4-14 7441 San Luis Obispo Cayucos Comment
  OBI31633  Helenium puberulum Turnquist, Smeltzer 1982-7-23 197 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  SBBG104432  Helenium puberulum F. L. Johnson, E. A. Young 1993-6-23 ROB 688 San Luis Obispo Chorro Crk, near gravel pit; Camp San Luis Obispo Comment
  CAS-BOT-BC309515  Helenium puberulum Ernest C. Twisselmann 1955-9-1 2358 San Luis Obispo Old Cuesta Grade, Santa Lucia Mountains 289 Comment
  CAS-BOT-BC309518  Helenium puberulum R. F. Hoover 1966-10-1 10107 San Luis Obispo Vasquez Canyon, tributary to lower Lopez Canyon Comment
  CAS-BOT-BC211457  Helianthemum scoparium R. W. S. 1882-6-2 s.n. San Luis Obispo Santa Lucia Mountains Comment
  HSC91836  Helianthemum scoparium Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  CAS-BOT-BC211456  Helianthemum scoparium Clare B. Hardham 1956-6-15 979 San Luis Obispo Dorman Thomas Ranch, York Mt., Santa Lucia Mountains Comment
  JEPS18199  Helianthemum scoparium Rimo Bacigalupi with G. T. Robbins, H. Mason, and L. Mason 1956-3-30 5566 San Luis Obispo northern portion of mesa about 2.5 mi s Los Berros; Nipoma Mesa 106 Comment
  UCD145384  Helianthus gracilentus G. F. Hrusa 1995-4-16 12076 San Luis Obispo San Luis Obispo County: NW of Cuesta Pass on slope near road. Approximately 1.5 m NW of US 101. 750 Comment
  UCR103946  Helianthus gracilentus George K. Helmkamp 1997-6-21 2066 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
Read comments
Nov 19 2009
  OBI6284  Helianthus gracilentus Neil Havlik 1968-4-20 165 San Luis Obispo 1 mi W of Pozo Summit, on Pozo-La Panza Rd Comment
  CAS-BOT-BC309868  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1965-8-1 9498 San Luis Obispo Valley west of Mt. Bishop Comment
  SBBG40546  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-8-15 11546 San Luis Obispo valley W of Mt Bishop Comment
  CAS-BOT-BC309857  Hemizonia congesta subsp. luzulifolia Bruce G. Baldwin 1985-9-29 532 San Luis Obispo Immediately north of Los Osos Valley Road at extreme western edge of Laguna Lake Village Comment
  CAS-BOT-BC314905  Hemizonia congesta subsp. luzulifolia John Thomas Howell 1929-10-12 4482 San Luis Obispo 9 miles n. of Morro Comment
  SBBG103408  Hemizonia congesta subsp. luzulifolia C. F. Smith 1966-9-1 San Luis Obispo Edna Rd, 2 mi S of City of San Luis Obispo Comment
  RSA492679  Hemizonia fasciculata Walter Wisura, L. Aberbom 1989-5-16 4346 San Luis Obispo San Bernardo Creek Ranch, E of Morro Bay Comment
  RSA94199  Hemizonia increscens F. W. Peirson, Mabel Peirson 1920-7-31 2233 San Luis Obispo Near Morro Bay. Comment
  CHSC55391  Herniaria hirsuta subsp. cinerea L. P. Janeway; Jean Witzman 1988-4-30 2654 San Luis Obispo Near 'headwaters' of Huerhuero Cr. In dirt rd. 411 Comment
  RSA150714  Herniaria hirsuta subsp. cinerea Clare B. Hardham 1962-5-31 10201 San Luis Obispo Huasna Creek, east of Arroyo Grande. Comment
  OBI57345  Herniaria hirsuta var. cinerea David J. Keil 1998-4-17 26781 San Luis Obispo Carrizo Plaions along Clear Creek road, 1.3 miles north of intrersection with Belmont trail, rolling hills north of Soda lake Comment
  OBI60653  Hesperevax sparsiflora var. sparsiflora David J. Keil 1986-4-13 19144 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  SD51054  Hesperocyparis sargentii Darley F. Howe 1960-4-10 San Luis Obispo 3 miles on road west from Cuesta Pass, 6 miles north of San Luis Obispo Comment
  RSA139911  Hesperolinon micranthum Clare B. Hardham 1960-5-17 5757 San Luis Obispo East side Tierra Redonda. Santa Lucia Mountains. Comment
  UC1285268  Hesperolinon micranthum R. F. Hoover 1946-6-2 6116 San Luis Obispo between Santa Margarita and Pozo; Rinconada Mine Comment
  RSA48536  Hesperomecon linearis E. K. Balls 1948-6-4 7946 San Luis Obispo Atascadero, 2 miles S on Rt. 101 259 Comment
  UC1035043  Hesperomecon linearis Roxana S. Ferris 1955-5-25 12825 San Luis Obispo Park Hill District road by Morano Creek, 4 mi E of Santa Margarita Comment
  SBBG58707  Hesperoyucca whipplei M. M. Miles 1886-6-10 San Luis Obispo San Luis Obispo County [no specific locality] 426 Comment
  OBI45972  Heteranthemis viscidihirta Clifton F. Smith 1957-10-10 5642 San Luis Obispo At Dune Lakes S of Oceano Comment
  CAS-BOT-BC148454  Heteromeles arbutifolia J. Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts, Boy Scout Road (river side), ca. 0.8 mile down stream along road from Twin Bridges Comment
  OBI32215  Heteromeles arbutifolia David J. Keil 1981-6-20 14887 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI31305  Heteromeles arbutifolia Joy Nishida 1982-7-8 502 San Luis Obispo American Cyn; 1 mi S of American Cyn campground in dry stream bed 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
  UCSC000784  Heterotheca grandiflora B. Bolt 1936-1-14 539 San Luis Obispo 0.375 miles N.E. of Islay Creek (Mouth) Islay Creek (Mouth) - Cayucos 46 Comment
  CAS-BOT-BC311126  Heterotheca oregona var. scaberrima R. F. Hoover 1946-10-20 6515 San Luis Obispo Upper Huasna River just below Arroyo Seco Comment
  CAS-BOT-BC311127  Heterotheca oregona var. scaberrima R. F. Hoover 1946-10-20 6515 San Luis Obispo Upper Huasna River just below Arroyo Seco Comment
  CAS-BOT-BC311310  Heterotheca sessiliflora subsp. echioides John Thomas Howell 1927-8-17 3004 San Luis Obispo 4 miles south of Templeton 243 Comment
  CAS-BOT-BC311319  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1955-8-14 2352 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Eben McMillan Ranch near summit of Gillis Canyon, eastern San Luis Obispo County 670 Comment
  JEPS31118  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1962-10-10 7912 San Luis Obispo Highway 173 at the Lewis Ranch Temblor Range, Western San Joaquin Valley, Carrisa Plains 630 Comment
  UC1224762  Hieracium argutum R. F. Hoover 1946-8-3 6251 San Luis Obispo Upper Coon Creek Comment
  CAS-BOT-BC55421  Hirschfeldia incana Ernest C. Twisselmann 1952-6-21 235 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame. Comment
  OBI27181  Hoita macrostachya Thomas Burrows 1980-6-20 93 San Luis Obispo Reservoir Cyn 152 Comment
  OBI40660  Hoita orbicularis David J. Keil 1985-6-9 18787 San Luis Obispo Los Osos/Baywood Park area. Along Willow Dr 1/2 bloc N of Los Osos Valley rd Comment
  UCSB39922  Hoita orbicularis Shaw, J. 1982-7-1 San Luis Obispo Along Perfumo Canyon Road, 1.0 miles south of Los Osos Valley Road in San Luis Obispo 60 Comment
  CAS-BOT-BC289244  Holcus lanatus Ernest C. Twisselmann 1959-5-23 5267 San Luis Obispo Morro Bay, just west of Baywood 3 Comment
  UCD98941  Hollisteria lanata Ramona Robison 2000-5-28 477 San Luis Obispo San Luis Obispo County: Hills east of Cholame Valley. 457 Comment
  OBI51869  Holocarpha heermannii David J. Keil, with V. L. Holland 1991-8-22 22573 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  CAS-BOT-BC289529  Hordeum brachyantherum subsp. californicum Clare B. Hardham 1959-5-6 4427 San Luis Obispo Bee Rock to Nacimiento Lake Road, Santa Lucia Mountains Comment
  CAS-BOT-BC289520  Hordeum brachyantherum subsp. californicum Ernest C. Twisselmann 1955-6-16 2170 San Luis Obispo Upper Buckhorn Canyon, La Panza Range 609 Comment
  CAS-BOT-BC289102  Hordeum depressum Ernest C. Twisselmann 1954-4-20 1107 San Luis Obispo Palo Prieta Summit, San Andreas Fault, Temblor Range and the Western San Joaquin Valley 655 Comment
  CAS-BOT-BC284700  Hordeum jubatum Ira L. Wiggins 1929-5-21 3712 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  UCD84240  Hordeum marinum subsp. gussoneanum 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
  OBI3503  Hordeum murinum Lynch 1971-6-5 55 San Luis Obispo Cal Poly Campus, Poly Canyon, San Luis Obispo Comment
  HSC101855  Hordeum murinum subsp. murinum J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12737 San Luis Obispo Along Soda Lake Road. 611 Comment
  UCR140394  Hordeum murinum subsp. murinum George K. Helmkamp 2004-2-29 8315 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi NW of Division St. 116 Comment
  OBI31852  Horkelia cuneata Robert J. Rodin 1956-5-29 6079 San Luis Obispo Sand dunes at S end of Morro Bay Comment
  OBI20264  Horkelia cuneata subsp. cuneata Ann McBeth 1979-4-25 9 San Luis Obispo Indian Knob. 4 mi N of Pismo Beach Comment
  OBI32216  Horkelia cuneata subsp. cuneata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14444 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  UC860715  Horkelia cuneata subsp. cuneata Lewis S. Rose 1936-3-19 36078 San Luis Obispo Cambria 30 Comment
  UC1392971  Horkelia cuneata subsp. cuneata R. F. Hoover 1969-6-5 11370 San Luis Obispo Oak Park district, Arroyo Grande Comment
  OBI65057  Hornungia procumbens Greg Wilvert 2005-4-17 264 San Luis Obispo SE Half of the Caliente Range. 1.1 km SSW of Quail Springs Reservoir 875 Comment
  OBI42182  Hosackia crassifolia var. otayensis David J. Keil, Jon Keeley 1986-5-20 19514 San Luis Obispo Cuesta Grade East on site of Gay Mtn fire (burned in early 1980's and reburned in Las Pilitas fire of July, 1985 Comment
  OBI62944  Hosackia crassifolia var. otayensis David J. Keil 1987-5-11 20144 San Luis Obispo Cuesta Rige, East road to radio facility north of Mount Love. Ca. 0.35 miles from Cuest Ridge Rd. and 4 miles from Hwy 102 Comment
  OBI37381  Hydrocotyle ranunculoides Eric Wise 1981-6-29 804 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI45278  Hydrocotyle verticillata David J. Keil 1982-6-26 16208 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  CAS-BOT-BC311386  Hypochaeris glabra Volney Rattan 1877-3-3 s.n. San Luis Obispo Near San Miguel Comment
  CAS-BOT-BC311387  Hypochaeris glabra John Thomas Howell 1967-4-27 42066 San Luis Obispo Cuesta Canyon County Park, San Luis Obispo Comment
  OBI79978  Iris douglasiana David J. Keil 2013-7-27 31845 San Luis Obispo Montana de Oro State Park. Hazard Canyon at Pecho Valley Road 15 Comment
  OBI79140  Iris pseudacorus David J. Keil 2011-11-9 31175 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Lagoon at mouth of Arroyo Grande Creek 4 Comment
  UC2027157  Isocoma acradenia var. bracteosa David J. Keil with George Butterworth 2011-10-7 31117 San Luis Obispo Highway 58, a short distance east from San Juan Creek bridge Comment
  OBI15988  Isocoma menziesii var. vernonioides Robert F. Hoover 1964-8-14 9250 San Luis Obispo Jack lake Comment
  OBI78795  Isolepis cernua David J. Keil 2013-9-3 32011 San Luis Obispo Morro Bay State Park. Park Ridge. 25 Comment
  SBBG95616  Isolepis cernua R. J. Rodin 1972-3-29 8610 San Luis Obispo Oso Flaco, S side of lagoon Comment
  SD122143  Isolepis cernua Robert T. Clausen, Harold Trapido 1940-6-24 4737 San Luis Obispo In springy place, Graggs Canyon, Miles. (IPB 11/07) Comment
  UC1127166  Isomeris arborea W. A. Peterson 1937-4-14 679 San Luis Obispo 4 mi n head of Cedar Creek; La Panza Quad. 640 Comment
  UC1928090  Juncus acutus subsp. leopoldii David Keil 2005-6-24 30406 San Luis Obispo Small salt marsh at mouth of Pico Creek just north of San Simeon acres Comment
  UCR39003  Juncus acutus subsp. leopoldii David J. Keil 1983-11-19 18055 San Luis Obispo Central Coast, Fringes of salt marsh around Shark Inlet at southern end of Morro Bay in lee of sand spit 1 Comment
  OBI21158  Juncus amuricus R. F. Hoover 1958-5-12 8471 San Luis Obispo 18 mi E of Creston on La Panza rd Comment
  OBI60492  Juncus breweri Larry Kelly, David J. Keil 1988-10-1 277 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI53469  Juncus breweri Arthur W. Hazebrook 1992-7-7 120 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes. E end of Little Oso Flaco Lake Comment
  POM111246  Juncus bufonius var. bufonius Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  RSA0042912  Juncus bufonius var. bufonius LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6288 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  SBBG119404  Juncus bufonius var. bufonius M. Wetherwax, E. Painter 2003-5-1 SLO 327 San Luis Obispo unnamed tributary of Chorro Crk, below Chorro Crk bog thistle exclosure; Camp San Luis Obispo 260 Comment
  CDA11016  Juncus macrophyllus G. F. Hrusa 1993-5-21 11053 San Luis Obispo Stony Creek in Huasna area. Approximately 4 km. beyond Stony Creek Campground. Comment
  SBBG103485  Juncus macrophyllus C. F. Smith 1993-6-15 12487 San Luis Obispo open crk crossing on Branch Crk Rd, 4.5 mi from Hwy 166 Comment
  UC1133671  Juncus mexicanus W. A. Peterson 1937-4-28 762 San Luis Obispo La Panza Ranch La Panza Quad. 472 Comment
  OBI83562  Juncus occidentalis David J. Keil 1993-7-7 24274 San Luis Obispo Cambria. Fiscalini Ranch. Roadside in Monterey pine forest area. near trail off Trenton Ave. 10 Comment
  SBBG122354  Juncus occidentalis D. Keil 1998-4-2 26530 San Luis Obispo East-West Ranch, Cambria Comment
  UC1146343  Juncus phaeocephalus var. phaeocephalus R. F. Hoover 1965-5-22 9398 San Luis Obispo n of Cambria Comment
  SEINET6744695 Image available Juncus tenuis var. congestus Unknown 1882-1 3247 San Luis Obispo San Luis Obispo Comment
  OBI80842  Juncus usitatus David J. Keil 2015-2-19 32648 San Luis Obispo Cal Poly campus. Wetland area between Cerro Vista dorms complex and Village Drive 125 Comment
  UC197334  Keckiella breviflora I. J. Condit Jun 1912 San Luis Obispo San Carpojo Canyon Comment
  OBI58848  Keckiella breviflora var. breviflora David J. Keil 1998-8-24 28017 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  UC1341111  Keckiella cordifolia Robert J. Rodin 1954-7-3 5965 San Luis Obispo 1 mi n San Luis Obispo; Reservoir Canyon Comment
  OBI50344  Koeleria macrantha Tawney Odegard 1985-7-20 43 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  UC573671  Koeleria macrantha H. C. Lee 1937-5-10 909 San Luis Obispo 1/2 mi n Lake Ysabel; Paso Robles Quadrangle Comment
  OBI17231  Krascheninnikovia lanata Robert F. Hoover 1950-4-14 7812 San Luis Obispo Directly E of Soda Lake, Carrizo Plain Comment
  SD71169  Krascheninnikovia lanata R. F. Hoover 1946-10-13 6495 San Luis Obispo East edge of Cuyama Valley near Kern County line. Comment
  UC1136411  Krascheninnikovia lanata A. E. Wieslander 1936-4-7 620 San Luis Obispo 2 mi. s.e. Whites; McKittrick Quad. Comment
  UCD133559  Lactuca serriola Ernest C. Twisselmann 1958-8-11 4630 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. Temblor Range and the Western San Joaquin Valley. 670 Comment
  OBI66624  Laennecia coulteri David J. Keil 1998-10-9 28181 San Luis Obispo Elkhorn Plain, Elkhorn Road, ca. 12 miles wnw of Kern Co. line, ca. 4.2 miles se of junction with Hurricane Rd. Comment
  CAS-BOT-BC341606  Lagophylla ramosissima R. F. Hoover 1965-9-19 9624 San Luis Obispo West edge of Carrizo Plain, west of Simmler Comment
  CAS-BOT-BC341607  Lagophylla ramosissima R. F. Hoover 1966-9-19 10036 San Luis Obispo 3 mi. n. of Santa Margarita Comment
  OBI56412  Lagophylla ramosissima David J. Keil, with V. L. Holland and Danny Fry 1998-11-5 28191 San Luis Obispo Camp Roberts at north end of McMillan airfield runway. Comment
  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
  SBBG104467  Lamarckia aurea F. L. Johnson Proctor 1993-2-20 ROB 136 San Luis Obispo N edge of cantonment area; Camp San Luis Obispo Comment
  UC1132164  Lamarckia aurea N. K. Carlson 1936-3-19 154 San Luis Obispo 1.9 mi ese of Picacho 175 Comment
  OBI21949  Lamarckia aurea Neil Havlik 1959-4-26 170 San Luis Obispo On summit of mountain west of Coon Creek 1.5 mi from end of Los Osos Valley Road Comment
  OBI5024  Lastarriaea coriacea Robert J. Rodin 1956-5-20 6059 San Luis Obispo S end of Morro Bay Comment
  OBI70530  Lastarriaea coriacea G. F. Hrusa 2005-3-31 16397 San Luis Obispo Carrizo Plain, At base of Caliente Mts, immed W of Swain Ridge 747 Comment
  CAS-BOT-BC329186  Lasthenia ferrisiae Ira L. Wiggins 1932-3-20 5783 San Luis Obispo Hillsides in immediate vicinity of Cholame Comment
  SEINET9303097  Lasthenia ferrisiae Unknown 2000-4-12 15347 San Luis Obispo Alkali flats 3 mi E of Washburn on Panorama Rd. ex CDA, Robert F. Hoover Herbarium Comment
  UCSB6617  Lasthenia ferrisiae Robbins, G.; Bacigalupi, Rimo 1952-4-20 San Luis Obispo Just east of lowest point in Carrizo Plain, about 8 miles southeast of Soda Lake 594 Comment
Read comments
Nov 6 2015
  CAS-BOT-BC352745  Lasthenia fremontii R. F. Hoover 1947-3-30 6847 San Luis Obispo 1 mile S of Simmler, Carrizo Plain. Comment
  CAS-BOT-BC352748  Lasthenia fremontii Ernest C. Twisselmann 1958-5-12 4450 San Luis Obispo Alkali sinks 2 miles N of Soda Lake. 640 Comment
  UC1363791  Lasthenia fremontii Robert Ornduff 1958-4-3 4865 San Luis Obispo 1.1 mi s Simmler (on road to Simmler) Comment
  POM148044  Lasthenia gracilis Alice Eastwood 1927-4-9 14380 San Luis Obispo Atascadero Road. Comment
  UC177410  Lasthenia gracilis Katharine Brandegee San Luis Obispo near San Luis Obispo; Chorro Comment
  UCSB12157  Lasthenia gracilis 1962-3-18 San Luis Obispo 2.0 miles west of La Panza on main road to Santa Margarita 502 Comment
  SBBG7772  Lasthenia leptalea C. B. Hardham 1958-4-20 3052 San Luis Obispo North Traffic Way, Atascadero Comment
  UC1118999  Lasthenia minor W. A. Peterson 1937-4-21 730 San Luis Obispo 1 mi ne La Panza Ranch; La Panza Quad. 457 Comment
  UC87655  Lasthenia minor L. Jared 1893-5-1 San Luis Obispo Goodwin Comment
  OBI7017  Lathyrus odoratus Shirley vaughan 1974-6-1 27 San Luis Obispo At Old Creek Rd and Ocean Ave, Cayucos Comment
  OBI31599  Lathyrus vestitus var. vestitus Joy Nishida 1982-5-8 369 San Luis Obispo American Canyon, 1.2 mi S of campground, near unlocked gate 506 Comment
  OBI42777  Lathyrus vestitus var. vestitus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-9 16089 San Luis Obispo Slopes of Cypress mtn. Ca. 2 mi W of Warrens' cabin along dirt rd Comment
  CAS-BOT-BC321671  Layia glandulosa Ira L. Wiggins 1932-3-21 5813 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI15852  Layia glandulosa Robert F. Hoover 1947-3-29 6806 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  CAS-BOT-BC321650  Layia glandulosa David D. Keck 1933-5-5 2217 San Luis Obispo 5.5 miles S of Oceano on raod to Guadalupe, southwestern S.L.O. Bounty. The dunes are 1/4 to 1/2 mi inland from the ocean. Comment
  CAS-BOT-BC327300  Layia heterotricha R. F. Hoover 1950-4-2 7785 San Luis Obispo W branch of Fernandez Creek, just above La Panza-Creston Road Comment
  UC913099  Layia heterotricha David D. Keck 1935-4-9 3110 San Luis Obispo 5 mi e of Cholame on road to Lost Hills summit of Polonio Pass; Temblor Range 580 Comment
  CAS-BOT-BC327196  Layia hieracioides R. F. Hoover 1949-5-12 7666 San Luis Obispo Between Mt. Bishop and Cerro Romauldo Comment
  CAS-BOT-BC327197  Layia hieracioides R. F. Hoover 1950-4-30 7858 San Luis Obispo East slope of La Panza Range Comment
  UC1979361  Layia hieracioides David Keil with Clare Hardham and Julie McCulloch 1999-4-17 26790 San Luis Obispo S of Creston at McCulloch property, 4425 Coyote Canyon Road (between Creston & Highway 58, W of O'Donnovan Road). Comment
  UC518970  Layia jonesii David D. Keck 1933-5-5 2203 San Luis Obispo 3 mi e Morro Comment
  CAS-BOT-BC327666  Layia munzii Roxana S. Ferris 1935-3-29 9121 San Luis Obispo 16 mi S of Soda Lake on the Maricopa Road, CArriso Plain Comment
  CAS-BOT-BC327667  Layia munzii Roxana S. Ferris 1935-3-29 9121 San Luis Obispo 16 mi S of Soda Lake on the Maricopa Road, CArriso Plain Comment
  OBI80552  Layia munzii D. H. Wilken, E. Painter 2011-4-20 17941 San Luis Obispo Simmler Rd. 0.7 km NNE of jct with Soda Lake Rd, E side of S arm of Soda Lake, Carrizo Plain Nat Monument. 582 Comment
  RSA613942  Layia munzii George K. Helmkamp, E. A. Helmkamp 1997-3-8 1410 San Luis Obispo Carrizo Plain. 30.1 mi. NW of CA-166 on Soda Lake Rd; at San Diego Crk Rd and edge of Soda Lake. 701 Comment
  CAS-BOT-BC382114  Layia platyglossa Alice Eastwood; John Thomas Howell 1936-5-8 2304 San Luis Obispo 3 miles east of Pozo Comment
  CAS-BOT-BC382120  Layia platyglossa E. McMillan 1952-3-24 22 San Luis Obispo Taylor Canyon 1/2 mi. W. Cholame Comment
  CAS-BOT-BC382143  Layia platyglossa Ernest C. Twisselmann 1955-5-27 2056 San Luis Obispo La Panza Range; Lower Cammatta Canyon 419 Comment
  OBI72497  Layia platyglossa E. L. Painter & M. Wetherwax, D. Wilken, K. Knight 2003-4-3 SLO- 318 San Luis Obispo Camp San Luis Obispo. Below Primera mine tailings, in hydroseeded revegetation project in area known locally as the 'grand canyon'. UTMs zone 10 710470E, 3914565N 360 Comment
  CAS-BOT-BC527261  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-6-22 810 San Luis Obispo Oceano, 3 miles south of Pismo Beach Comment
  OBI33081  Lemna gibba David J. Keil, CNPS Rare Plant Committee 1983-5-1 16966 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI38527  Lemna gibba Eric Wise 1981-8-7 1022 San Luis Obispo Cow pond, .3 mi W of Huer Huero-La Panza Rd. Next to hwy 58 Comment
  OBI82528  Lemna minor David J. Keil 2015-7-8 33313 -1 San Luis Obispo Atascadero Creek north of El Camino Real bridge and east of road 280 Comment
  RSA313405B  Lemna valdiviana Wayne P. Armstrong 1983-9-23 1169 San Luis Obispo Northeast shore of Oso Flaco Lake 5 Comment
  UC55388  Lepechinia calycina J. H. Barber 1901-1 San Luis Obispo Comment
  CAS-BOT-BC221513  Lepechinia calycina Ernest C. Twisselmann 1960-5-27 5973 San Luis Obispo Mountain Springs Road, 2.3 miles west of Paso Robles 304 Comment
  OBI15019  Lepidium dictyotum Robert F. Hoover 1952-4-10 8110 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  CDA43198  Lepidium didymum Richard R. Halse 2015-3-24 9366 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. Comment
  OBI82451  Lepidium didymum David J. Keil 2016-3-6 33558 San Luis Obispo San Luis Obispo. Stoneridge Park. North base of South Hills on Bluerock Drive 90 Comment
  UCR91847  Lepidium draba George K. Helmkamp 1996-5-24 1021 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  RSA714437  Lepidium nitidum R. E. Riefner Jr. 2002-4-4 2 -71 San Luis Obispo San Andreas Rift, Carrizo Plain, due east ca 2 miles off Soda Lake Rd, ca 5 miles S of Soda Lake. 584 Comment
  CAS-BOT-BC12593  Lepidium nitidum Roxana S. Ferris 1935-3-28 9158 San Luis Obispo Summit of Cholame-Simmler Road about 11 miles north of Simmler. Comment
  OBI80324  Lepidium nitidum David J. Keil, with Lynne Dee Oyler 1990-3-16 21340 San Luis Obispo Arroyo Grande West side of Oak Park Rd. Comment
  RSA8445  Lepidium nitidum I. L. Wiggins 1932-3-20 5779 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  UC556397  Lepidium nitidum David D. Keck and J. Clausen 1935-4-9 3100 San Luis Obispo just e Cholame; Cholame Creek 365 Comment
  UC1537484  Leptodactylon californicum Gordon H. True Jr. 1937-4-25 677 San Luis Obispo Pozo 457 Comment
  OBI11413  Leptosiphon androsaceus R. F. Hoover 1958-4-23 8460 San Luis Obispo Old Creek, south fork, above Cayucos. Comment
  RSA73046  Leptosiphon androsaceus Margaret Stason, F. Brubaker 1930-4-14 8942 San Luis Obispo Hill slopes near Simmler, Comment
  OBI83664  Leptosiphon pygmaeus subsp. continentalis David J. Keil 1998-4-30 26994 San Luis Obispo 1.5 miles from Hwy 58 on Red Hill Rd. Los Padres National Forest. Comment
  OBI60088  Lessingia glandulifera var. glandulifera George Butterworth 1997-11-3 199 San Luis Obispo T31S, R20E, S32 at Visitor Center, Carrizo Plain Comment
  UC2027167  Lessingia glandulifera var. glandulifera Greg Wilvert 2005-8-6 513 San Luis Obispo Southeast Half of the Caliente Range: Padrones Canyon Comment
  CAS-BOT-BC339452  Lessingia glandulifera var. glandulifera R. F. Hoover 1966-9-16 10059 San Luis Obispo 2 miles south of Creston Comment
  OBI56605  Lessingia tenuis David J. Keil, with Kathleen A. Keil 1998-6-13 27817 San Luis Obispo La Panza Mountains. Vicinity of Shell Creek, 0.5 miles from junction of Shell Creek Rd. and Hwy 58. Comment
  SBBG20595  Leymus triticoides E. C. Twisselmann 1963-12-15 9210 San Luis Obispo Choice Valley, 1 mi E of the summit 609 Comment
  OBI21394  Lilium pardalinum Robert F. Hoover 1950-6-21 8028 San Luis Obispo San Simeon Crk just below forks Comment
  UC454907  Limnanthes douglasii subsp. nivea C. L. Flint San Luis Obispo Santa Margarita Comment
  OBI22963  Limonium californicum Richard Teague 1979-11-10 19 San Luis Obispo Morro Bay 0 Comment
  OBI69152  Limonium sinuatum Amy L. Krisch, Krystal Nessa 2001-2-4 10 San Luis Obispo Bruce Bramsen Memorial Parkway, W end of Calif Polytechnic State Univ 71 Comment
  UC880320  Linanthus bigelovii D. Keck and J. Clausen 1935-4-10 3151 San Luis Obispo Carrizo Plain Comment
  UCR246693  Linanthus californicus subsp. californicus Forrest D. Freund, J. M. Porter 2013-3-19 117 San Luis Obispo La Panza Range, along CA Hey 58, 0.9 mi west of the junction with Golden Lane and 0.9 mi east of the junction with County Road 229 812 Comment
  RSA63029  Linanthus californicus subsp. tomentosus L. S. Rose 1950-5-13 s.n. San Luis Obispo Oso Flaco Lake region Comment
  OBI62506  Linanthus californicus subsp. tomentosus LynneDee Oyler 1990-6-12 1166 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  RSA139955  Linanthus dichotomus subsp. dichotomus Clare B. Hardham 1960-4-3 5293 San Luis Obispo Cypress Mountain 701 Comment
  UC52770  Linanthus parviflorus Rev. R. W. Summers May 1882 San Luis Obispo Santa Lucia Mts. Comment
  OBI23334  Lithophragma affine J. T. Arnold 1965-4-17 59 San Luis Obispo 1.25 mi E of Indian Knob Comment
  UC1927757  Lithophragma affine David Keil, Rhonda Riggins and Karl Striby 1998-5-22 27386 San Luis Obispo Caliente Range. Along Caliente Ridge Rd., 1.1 mi. SE from junction with Selby Rd. Comment
  CDA25415  Lithophragma cymbalaria G. D. Barbe, J. L. Johnson 1973-3-13 1134 San Luis Obispo Bishop Canyon Road (See Canyon) north of Avila Beach. 0 Comment
  POM98569  Lithophragma cymbalaria P. A. Munz 1925-3-25 9254 San Luis Obispo Pismo Creek, 3 miles from Pismo. Comment
  CAS-BOT-BC342305  Logfia filaginoides Alice Eastwood 1926-5-4 13835 a San Luis Obispo Paso Robles Comment
  OBI16464  Logfia filaginoides Robert F. Hoover 1967-5-5 10523 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI55315  Logfia filaginoides David J. Keil 1998-4-14 26726 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
  RSA0020761  Logfia filaginoides Greg Wilvert 2005-4-17 270 San Luis Obispo Quail Canyon. 822 Comment
  OBI62139  Logfia gallica P. A. Holden 1968-6-15 423 San Luis Obispo 3 mi NE of Nipomo Comment
  CAS-BOT-BC283248  Lolium multiflorum John Thomas Howell 1964-6-29 40762 San Luis Obispo Cambria Comment
  OBI8942  Lomatium caruifolium Eben McMillan 1952-3-23 18 San Luis Obispo E. McMillan ranch in Choice Valley, 2 mi S and 8 mi E of Shandon Comment
  RSA17774  Lomatium caruifolium C. B. Wolf 1929-4-15 3599 San Luis Obispo 8 miles west of San Luis Obispo on road to Morro Bay 91 Comment
  OBI17777  Lomatium dasycarpum Dave Imper 1977-3-21 80 San Luis Obispo Price Cyn Tarsands Project. Project location 1 mi SW of hwy 227 on Price Cyn Rd 107 Comment
  OBI8894  Lomatium dasycarpum Robert F. Hoover 1947-2-24 6624 San Luis Obispo First ridge W of Cerro Romauldo (near San Luis Obispo) Comment
  UC1250217  Lomatium dasycarpum R. J. Rodin 1949-5-7 4965 San Luis Obispo Mt. Oso Inner Coast Range Comment
  SBBG94028  Lomatium dasycarpum subsp. dasycarpum S. A. Junak with D. A. Young, T. J. Ayers 1989-3-13 3929 San Luis Obispo W Cuesta Ridge, along dirt rd S of USFS Rd 29S11.3, SW of KSBY TV towers, E end of the Cuesta Ridge Botanical Area, ca. 3 mi W of US Hwy 101 609 Comment
  OBI47425  Lomatium macrocarpum David J. Keil 1981-4-9 14296 San Luis Obispo 2.5 mi beyon Shell Creek along hwy 58 Comment
  CDA11530  Lomatium parvifolium G. F. Hrusa 1995-5-29 12325 San Luis Obispo Cuesta Ridge West; Approx. 1.5 m. NW of US 101 on ridge northwest of Cuesta Pass. Comment
  OBI8853  Lomatium parvifolium B. A. Smith 1966-4-8 26 San Luis Obispo About 3 mi on Perfumo cyn rd off See cyn Rd Comment
  CDA13602  Lomatium utriculatum G. F. Hrusa, T. D. Wilfred 1997-3-1 13631 San Luis Obispo Carrizo Plain; immed. E of Soda Lake Rd. turnoff to Washburn Ranch. Approx. 5 m. S of Soda Lake. Comment
  OBI23358  Lomatium utriculatum Robert J. Rodin 1954-4-3 5941 San Luis Obispo Bishop Peak on the east side of the mountain in a heavily grazed area Comment
  OBI83504  Lomatium utriculatum Olivia Hooker, Sara Durham, Pierre McAlister, Robert Jepson, Douglas Wyman, Samuel Fenstermaker 2017-2-4 1 San Luis Obispo Lizzie Street, High School Hill Trail. About 400 meters up the trail. Collected on the south-east side of the trail in direct sunlight. 139 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
  CAS-BOT-BC240572  Lonicera hispidula Clare B. Hardham 1960-5-21 5843 San Luis Obispo Santa Lucia Mountains. North slopes along Santa Rita Cr., Juhl Rch. west of Templeton Comment
  OBI19836  Lonicera hispidula Robert F. Hoover 1950-6-20 7984 San Luis Obispo Santa Lucia Range; 6 mi W of Templeton on road to Cambria Comment
  RSA308266  Lotus formosissimus Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1940-4-21 3117 San Luis Obispo Cambria Pines Comment
  RSA155483  Lotus heermannii L. S. Rose 1961-4-14 61042 San Luis Obispo Cambria 91 Comment
  RSA769930  Lotus heermannii David J. Keil, Karen Danielson, Clifton Smith, Jeanette Sainz 1997-5-15 26269 San Luis Obispo Los Padres National Forest. La Panza Mountains. Fringe of Machesna Mountain Wilderness. Ridge along road past Castle Crags and slopes below to south. Comment
  UC1129074  Lotus procumbens var. procumbens G. T. Nordstrom 1937-5-16 1232 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quad. 304 Comment
  POM1893  Lotus procumbens var. procumbens J. H. Barber 1901-4-25 A- 25 San Luis Obispo SE of Templeton. Comment
  UC454105  Lotus salsuginosus I. J. Condit 1910-7-10 San Luis Obispo near mouth Coon Creek; Coon Creek Comment
  UC55795  Lotus salsuginosus Mrs. R. W. Summers 1885-6-4 San Luis Obispo Avila Comment
  SEINET3928263  Lotus scoparius Hannah M. Fugle 2011-1-29 11 San Luis Obispo Dairy Creek, ca. 2.5 miles from Loma Vista Community School, ca. 150 feet northwest of Dairy Creek.; 0 91 Comment
  UCR248269  Lotus stipularis David J. Keil, Rhonda L. Riggins 1987-5-11 20144 San Luis Obispo Cuesta Ridge east, along road to radio facility N of Mt. Lowe, c. 0.35 miles from Cuesta Ridge Rd. and 4 miles from US 101 732 Comment
  SEINET7063201  Lotus strigosus 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
  UC55325  Lotus strigosus J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  UC15697  Lotus strigosus L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  OBI80976  Lupinus albifrons Allison Scott, Connor Chooljian, Zac Anthony, Catherine Blevins, Christian Traven 2015-4-27 2 San Luis Obispo West Cuesta Ridge Comment
  SBBG54870  Lupinus albifrons R. F. Hoover 1967-3-22 10271 San Luis Obispo hills at western edge of Carrizo Plain, W of Simmler Comment
  UC1129307  Lupinus albifrons H. C. Lee 1937-4-15 833 San Luis Obispo 1 mi s Paso Robles; Paso Robles Quadrangle Comment
  UCR73094  Lupinus albifrons David A. Young, Steven A. Junak, Tina J. Ayers 1989-4-27 1957 San Luis Obispo Cuesta Ridge Botanical Area, 0.4 mi. west of sign indicating W end of Botanical Area. Comment
  OBI19264  Lupinus albifrons W. Kent Allender 1962-12-17 s.n. San Luis Obispo Near Cuesta Summit Trail, Santa Lucia Range Comment
  CAS-BOT-BC195755  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1935-3-25 2030 San Luis Obispo West side of Cottonwood Pass Comment
  CAS-BOT-BC195766  Lupinus albifrons var. albifrons R. F. Hoover 1949-5-12 7668 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  CAS-BOT-BC195767  Lupinus albifrons var. albifrons R. F. Hoover 1964-5-15 8886 San Luis Obispo Pine Top Mountain, south of San Carpoforo Creek Comment
  CAS-BOT-BC195758  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1935-3-25 1992 San Luis Obispo Near Union Comment
  UC1285101  Lupinus arboreus R. F. Hoover 1964-3-26 8654 San Luis Obispo just s Piedras Blancas Point (Piedras Blancas Point); Piedras Blancas Point (just s of) Comment
  OBI12940  Lupinus bicolor Robert F. Hoover 1967-5-13 10566 San Luis Obispo Coast W of Cambria Comment
  OBI75844  Lupinus bicolor Al Lindholm 1971-4-11 165 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. Open ridge E of Geode Mtn. E slope of Geode Mtn 520 Comment
  RSA0036474  Lupinus bicolor Daisie Huang 2006-4-13 06041341 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SBBG3545  Lupinus bicolor C. B. Hardham 1959-4-22 4277 San Luis Obispo Santa Rita Crk, W of Templeton Comment
  SBBG67029  Lupinus bicolor M. M. Miles -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC101619  Lupinus bicolor L. Jared April 1901 San Luis Obispo Estrella Comment
  UC55703  Lupinus bicolor Mrs. R. W. Summers San Luis Obispo Avila; Coast Hills, Avila Comment
  UCR161919  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2005-3-1 9001 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
  UCSB41633  Lupinus bicolor Frykman, P. 1977-4-15 San Luis Obispo On the East Cuesta Ridge; 2 miles from Highway 101 365 Comment
  OBI64755  Lupinus cervinus D. R. Miller 1981-5-2 581 -28 San Luis Obispo Pine Mtn region; E slope of Pine Mt 945 Comment
  CAS-BOT-BC215053  Lupinus chamissonis Lee Dagger 1897-4-23 s.n. San Luis Obispo Nipomo Mesa Comment
  UC1129425  Lupinus chamissonis H. A. Jensen 1930-7-6 34 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  UCR158567  Lupinus chamissonis George K. Helmkamp 2004-6-15 8634 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  OBI3745  Lupinus concinnus Elizabeth Rudd 1971-3-30 208 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  RSA160002  Lupinus concinnus subsp. concinnus Clare B. Hardham 1961-4-26 6903 San Luis Obispo Franklin Creek, Adelaida. Comment
  RSA230396  Lupinus densiflorus var. densiflorus Colin M. Wainwright 1972-3-28 652 San Luis Obispo Growing along road side of Highway 46, 11 miles east of Cambria near Black Mountain. 335 Comment
  SBBG108224  Lupinus formosus C. B. Hardham 1958-6-1 3535 San Luis Obispo fields W of Templeton near bridge over Santa Rita Crk Comment
  POM264971  Lupinus formosus var. formosus I. L. Wiggins 1929-5-24 3753 San Luis Obispo 1.5 miles east of Templeton Comment
  UCR161346  Lupinus hirsutissimus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9056 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills; 3.0 mi west of Los Osos Valley Road 140 Comment
  OBI42313  Lupinus latifolius David J. Keil 1986-6-7 19639 San Luis Obispo Los Osos. Along Los Osos Crk downstream from end of Calle Cordoniz and on slopes between Calle Cordoniz and the crk bed Comment
  OBI66492  Lupinus latifolius David J. Keil, with Kathleen A. Keil 1995-4-1 24712 San Luis Obispo Upper Los Berros Creek Rd. 1.7 road miles e of Dana Foothill Road. North of Nipomo. 152 Comment
  OBI66653  Lupinus latifolius D. R. Miller 1994-4-19 494 -204 San Luis Obispo Pine Mt Region. Along crk bank, Hagys Cyn, Pico Crk drainage 800 Comment
  RSA22259  Lupinus latifolius subsp. latifolius Alice Eastwood 1939-4-18 18924 San Luis Obispo Prefumo Canyon. Comment
  UCR161349  Lupinus latifolius subsp. latifolius George K. Helmkamp, E. A. Helmkamp 2005-3-9 9108 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 5.7 mi N of San Luis Bay Drive 399 Comment
  CAS-BOT-BC207235  Lupinus ludovicianus Charles Piper Smith 1933-6-28 4820 San Luis Obispo Saucelito Canyon, Upper Arroyo Grande Valley Comment
  UC1285108  Lupinus ludovicianus R. F. Hoover 1949-5-17 7702 San Luis Obispo 6 mi above County Park (Upper Arroyo Grande); Upper Arroyo Grande Comment
  RSA659028  Lupinus microcarpus R. Riggins 1978-5-6 1145 San Luis Obispo Hwy. 41 at entrance to Circle N. Ranch 0.7 mi E Cripple Creek Rd., 8.9 mi E Templeton Rd. Comment
  SBBG108059  Lupinus microcarpus var. densiflorus C. B. Hardham 1958-5-7 3220 San Luis Obispo hills between Bee Rock and the Nacimiento Comment
  SBBG108060  Lupinus microcarpus var. densiflorus C. B. Hardham 1958-5-10 3301 San Luis Obispo Cypress Mtn Comment
  JEPS87206  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1173 San Luis Obispo Thirty Five Canyon Rd 2.7 mi s intersection to Branch Mtn (0.6 mi ne jct Agua Escondido Rd); Thirty Five Canyon Rd Comment
  OBI48277  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1149 San Luis Obispo Small knoll in cyn of intermittent stream, hwy 166, 11.9 mi E US 101 Comment
  OBI48393  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1175 San Luis Obispo W side Adelaida-Nacimiento Rd at Almost Spring Ranch Comment
  RSA659037  Lupinus microcarpus var. densiflorus R. Riggins 1173 San Luis Obispo Los Padres National Forest. Thirtyfive Canyon Rd. 2.7 mi S intersection to Branch Mtn., 0.6 mi NE junction with Agua Escondido Rd. Comment
  OBI56791  Lupinus microcarpus var. horizontalis Rhonda Riggins 1979-5-5 1157 San Luis Obispo Triangle formed by Elkhorn Trl Rd (Co. 285) and ranch rd to water tank, 2.3 mi N Coachoro Camp rd Comment
  OBI59142  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-28 1138 San Luis Obispo Head of Crocker Cyn, Hurricane Rd, 0.9 mi NE jct with Co. Rd 285. W side of Temblor Range Comment
  JEPS65477  Lupinus microcarpus var. microcarpus W. L. Jepson 1927-4-26 12014 San Luis Obispo Carrizo Plain 670 Comment
  SBBG107913  Lupinus microcarpus var. microcarpus C. B. Hardham 1960-7-17 6398 San Luis Obispo Santa Rosa School, Cambria Comment
  OBI48422  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1142 San Luis Obispo Along Camatti Cyn Rd paralleling Shell Crk at hwy 58 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
  UC1542868  Lupinus nanus Dunn and Brown 1946-5-12 2297 San Luis Obispo Atascadero Comment
  UC201097  Lupinus nanus Katharine Brandegee San Luis Obispo San Luis Obispo Comment
  OBI64756  Lupinus nanus D. R. Miller 1981-5-7 581 -29 San Luis Obispo Pine Mt Region; along ridge Rd at ridge gate, E slope Pine Mt. Tobacco crk drainage 914 Comment
  SJSU3375  Lupinus nanus C. W. Sharsmith 1962-4-21 6848 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak, Temblor Range Comment
  RSA8331  Lupinus nanus subsp. nanus I. L. Wiggins 5856 San Luis Obispo 3 mi. E of Templeton. Comment
  SEINET10940139  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2323 San Luis Obispo 1-4 mi s of atascadero. Comment
  UC1314981  Lupinus pachylobus R. F. Hoover 1967-4-5 10340 San Luis Obispo on La Panza Road 17 mi e Creston (on branch of Cammatti Creek); on branch of Cammatti Creek Comment
  OBI28802  Lupinus sparsiflorus Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 746 San Luis Obispo At the end of Huasna Rd where the fork to Agua Escondido takes off Comment
  RSA140475  Lupinus subvexus var. subvexus Clare B. Hardham 1960-4-30 5555 San Luis Obispo Peachy Canyon Comment
  RSA592326  Lupinus subvexus var. subvexus Robert F. Thorne, Percy C. Everett, K. Thorne 1963-4-18 31480 San Luis Obispo 4 miles south of Cholame 488 Comment
  OBI78145  Lupinus succulentus F. Rush May1956 87 San Luis Obispo Mt San Luis Obispo Comment
  SEINET10903509  Lupinus succulentus Timothy Reeves, Donald J. Pinkava 1974-3-20 Reeves 11836 San Luis Obispo Stream entering morro bay salt marsh, turri rd. Marsh and bordering hillsides. Comment
  OBI78146  Lupinus truncatus David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  RSA87093  Lupinus vallicola subsp. apricus F. W. Peirson 1925-3-25 5684 San Luis Obispo Roadside 1/4 mile back from beach at Morro. Comment
  OBI25482  Luzula subsessilis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier 1980-5-18 14026 San Luis Obispo Arroyo de la Cruz. Ca. 1 mile E of California Rte 1 on Hearst Ranch 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
  OBI27129  Lysimachia arvensis Thomas Burrows 1980-5-3 30 San Luis Obispo Reservoir Cyn 152 Comment
  OBI74392  Lysimachia arvensis Theo Fitanides, Anthony Baniaga 2010-5-7 165 San Luis Obispo Tierra Redonda Mtn BLM ACEC 405 Comment
  OBI10720  Lysimachia latifolia R. D. Brister 1966-5-6 111 San Luis Obispo In Perfumo Cyn near San Luis Obispo Comment
  OBI39726  Lysimachia latifolia David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15958 San Luis Obispo 3.8 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading up Cypress Mtn along Steiner Crk Comment
  OBI23019  Lythrum californicum David J. Keil 1979-10-27 13656 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI59567  Madia elegans George Butterworth 1997-11-3 198 San Luis Obispo Beside hwy 58, 50 yds E of hwy 229, Calf Cyn Comment
  UCR29174  Madia elegans A. C. Sanders, S. Hagopian 1980-9-13 s.n. San Luis Obispo Cypress Mtn., east of Cambria, along Cypress Mtn. Road, 1 mi from Hwy 46 Comment
  OBI49822  Madia exigua Steven A. Junak 1990-5-1 4251 San Luis Obispo Cuesta Ridge Botanical Areas, Los Padres Natl Forest. Santa Lucia Mts: at N edge of Cuesta ridge Botanical Area, along power line access rd which intersects Tasajera Crk rd ca 2.4 mi W of hwy 101, ca 1.1 rd miles S of Tassajera Crk Rd 536 Comment
  RSA680404  Madia gracilis Scott D. White, Ken McDonald 2001-5-9 8460 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  CAS-BOT-BC343320  Madia gracilis R. F. Hoover 1964-6-12 9059 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  UC1122016  Malacothamnus jonesii H. C. Lee 1936-4-21 571 San Luis Obispo 2 1/4 mi ene Santa Manuela School; Nipomo Quadrangle Comment
  CAS-BOT-BC204136  Malacothamnus jonesii Ernest C. Twisselmann 1955-7-22 2277 San Luis Obispo La Panza Range. Near head of Huer Huero [Huerhuero] Creek, Las Pilitas district 594 Comment
  SBBG110229  Malacothamnus jonesii C. B. Hardham 1964-5-17 11044 San Luis Obispo Hubbard Hill Comment
  SBBG43413  Malacothamnus jonesii C. Bornstein, B. Collins 1994-4-23 San Luis Obispo St Hwy 58 between Pozo and Park Hill Rds 365 Comment
  SBBG127990  Malacothrix M. A. Elvin, G. M. Greenwald 2013-8-28 7273 San Luis Obispo "Colorado Pond", 4-Pond Valley, ca. 80 m from S Refuge boundary, Guadalupe-Nipomo Dunes National Wildlife Refuge 17 Comment
  SBBG110257  Malacothrix clevelandii C. B. Hardham 1961-4-26 6926 San Luis Obispo Franklin Crk, W of Adelaida Comment
  OBI23282  Malacothrix coulteri J. T. Arnold 1965-4-18 65 San Luis Obispo Gillis Cyn Comment
  RSA596302  Malacothrix coulteri R. S. Woglum 1938-4-22 1562 San Luis Obispo Inner Coast Ranges, Cottonwood Pass northeast of Cholame. Comment
  OBI4156  Malacothrix incana Julie R. Potter 1969-6-29 59 San Luis Obispo Morro Bay State Park Comment
  SBBG130689  Malacothrix incana D. J. Keil 2012-8-21 31502 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, N of Grand Ave, Grover Beach 8 Comment
  OBI50942  Malacothrix incana Kathleen Goddard Jones 1988-10-22 s.n. San Luis Obispo Pismo Dunes State park near Meadow crk. Along N side of Grand Ave Comment
  OBI50412  Malacothrix phaeocarpa W. S. David 1992-5-17 462 San Luis Obispo N side of Cuesta Ridge, along dirt road, ca. 1.8 mi W of US 101, and 0.3 mi S of tassajera Crk rd 494 Comment
  RSA518086  Malacothrix phaeocarpa Steven A. Junak 1990-4-26 4207 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca 0.4 mi S of Tassajera Creek Road at S end of dirt road on Ames property, which is ca 1.8 mi W of intersection with hwy 101. 518 Comment
  OBI15644  Malacothrix saxatilis var. commutata Robert F. Hoover 1969-7-12 11453 San Luis Obispo 4 mi W of Paso Robles on Peachy Cyn rd Comment
  POM254860  Malacothrix saxatilis var. commutata Anonymous 1940-06 s.n. San Luis Obispo San Luis Obispo. Comment
  UC565500  Malacothrix saxatilis var. commutata H. L. Mason 1929-10-13 5505 San Luis Obispo six and one half miles w Templeton; Paso Robles Creek Comment
  OBI55269  Malacothrix saxatilis var. tenuifolia David J. Keil 1998-8-26 28043 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of rock Front Ranch, N of Hwy 166. Comment
  OBI62666  Malosma laurina Jason Dart, Cletis England 2003-5-8 D 194 San Luis Obispo Located on hilltop on Lot 24 of the subdivision of lots B, C, and F on the Corbett Tract, Arroyo Grande. This parcel is located on Badger Canyon rd. 1.5 miles up Corbett Canyon rd. from the intersection of hwy 227. 127 Comment
  UCR118369  Malva nicaeensis George K. Helmkamp, E. A. Helmkamp 1998-7-1 4257 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  UCR91809  Malva nicaeensis George K. Helmkamp 1996-5-27 1109 San Luis Obispo Central Coast, west side of San Luis Obispo, south-facing slope of Bishop Peak 280 Comment
  OBI44930  Malva pseudolavatera David J. Keil 1984-7-20 18314 San Luis Obispo Arroyo Grande. 0.6 mi from E. Cherry Rd on Branch Mill rd Comment
  OBI51247  Marah fabacea Jan Barber 1994-3-22 122 San Luis Obispo San Simeon State Park Comment
  SBBG25021  Marah fabacea D. Myrick 1966-3-22 1286 San Luis Obispo San Bernardo Crk Rd Comment
  OBI29861  Matricaria discoidea Ruth Davis 1964-5-16 81 San Luis Obispo Cal Poly campus, Poly cyn Comment
  OBI53846  Matricaria discoidea Arthur W. Hazebrook 1993-5-23 208 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill Comment
  OBI56634  Matricaria discoidea David J. Keil 1998-6-8 27727 San Luis Obispo Hwy 58, 6.2 road miles E of junction with Red Hill Rd. Comment
  UCR162833  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2005-3-30 9260 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
  UCR135968  Medicago polymorpha George K. Helmkamp 2003-8-16 8075 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  UCR146832  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2004-10-8 8842 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  OBI6674  Medicago polymorpha Greg Hassen 1975-7-15 38 San Luis Obispo Poly Cyn. Just above stream; along path near bridges Comment
  UCD107872  Medicago polymorpha Ernest C. Twisselmann 1961-5-6 6126 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, Shandon. 670 Comment
  POM262011  Melica californica I. L. Wiggins 1929-4-13 3429 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  OBI50141  Melica californica Michael Curto, Linda Allen 1991-5-18 702 San Luis Obispo Santa Lucia Range, E slope, Cypress Mt Rd ca 12.5 km S of Chimney Rock Rd 400 Comment
  CAS-BOT-BC281677  Melica imperfecta Clare B. Hardham 1957-4-27 1775 San Luis Obispo Foothills of Caliente Mt, edge of Carissa Plains Comment
  OBI31733  Melica imperfecta Smeltzer, Turnquist 1982-5-7 132 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI50333  Melica imperfecta Tawney Odegard 1985-6-29 33 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  UCR115573  Melica imperfecta George K. Helmkamp, E. A. Helmkamp 2000-4-20 5388 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  UC333552  Melica imperfecta unknown 5439 San Luis Obispo near San Luis Comment
  SEINET7073756  Melica torreyana A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta grade (Route 101). About 4.5 miles northeast of San Luis Obispo. UTM Zone 10, 715543mE, 3913814mN. Coordinate datum: NAD27. Comment
  OBI2551  Melica torreyana Larry E. Brown 1970-3-25 1757 San Luis Obispo Near waterfall in Prefumo Cyn about 2 mi W of jctn with Los Osos Valley rd Comment
  UCSC000403  Melilotus albus Unknown 1968-5-5 s.n. San Luis Obispo Low cultivated fields. Comment
  OBI19036  Melilotus indicus Sherie Guinn 1978-5-19 8 San Luis Obispo Prefumo Cyn along a dry rd in shaded area Comment
  OBI33693  Melilotus indicus Melissa Luckow, Jerry Rendon 1980-4-10 25 San Luis Obispo About 1/4 mi S of end of rd in Poly Cyn Comment
  OBI53845  Melilotus indicus Arthur W. Hazebrook 1993-5-23 207 San Luis Obispo Nipomo Dunes Complex, riparina corridor along N base of Big Coreopsis Hill Comment
  OBI5624  Melilotus indicus Sharon Jochums 1974-5-19 257 San Luis Obispo W of Hwy 1 just N of Piedras Blancas Point Comment
  RSA586078  Melilotus indicus G. R. Proctor, E. A. Young ROB- 0405 San Luis Obispo 0.5 km S of W Perimeter Rd. Comment
  UC2027571  Melissa officinalis David J. Keil with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight and Craig Jacobsen 2012-6-28 31397 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road. Comment
  SD244745  Mentzelia gracilenta David Keil, With CNPS field trip. 2012-4-7 31246 San Luis Obispo Shell Creek Road north of Highway 58. 409 Comment
  SD244746  Mentzelia micrantha David Keil 1987-5-6 20130 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI48939  Mentzelia pectinata Lewis S. Rose 1925-3-25 35054 San Luis Obispo Cholame Comment
  UC52337  Mentzelia pectinata Mrs. R. W. Summers 350 San Luis Obispo Santa Lucia Mts. Comment
Read comments
Sep 29 2019
  OBI12501  Mentzelia pectinata Robert F. Hoover 1950-4-2 7804 San Luis Obispo Crocker Grade, Temblor Range Comment
  SEINET7040147  Mentzelia pectinata A. G. Vestal 1962-4-9 s.n. San Luis Obispo Cuyama Valley, 1.9 south of Maricopa. Cuyama Quad. UTM Zone 11, 268120mE, 3868644mN. Comment
  SBBG43656  Mesembryanthemum nodiflorum L. W. Edge 1971-10-7 San Luis Obispo Morro Bay State Park Comment
  OBI60648  Micropus californicus David J. Keil 1986-4-13 19150 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  CAS-BOT-BC348568  Micropus californicus var. californicus Alice Eastwood 1926-5-4 13832 San Luis Obispo Paso Robles Comment
  OBI15628  Micropus californicus var. californicus Robert F. Hoover 1947-3-23 6725 San Luis Obispo La Panza District Comment
  UC1070016  Micropus californicus var. californicus H. C. Lee 1935-5-8 328 San Luis Obispo 1 mi n of mouth Alamos Creek; Nipomo Quad. Comment
  CAS-BOT-BC348565  Micropus californicus var. californicus Ernest C. Twisselmann; Donald J. Bedell 1971-4-30 17672 San Luis Obispo Franklin Canyon, ca. 2.5 miles southeast of Palo Robles 243 Comment
  OBI65857  Micropus californicus var. californicus D. R. Miller 1994-3-29 394 -137 San Luis Obispo Pine Mt Region. In Pear Tree Valley, Pico Crk drainage 853 Comment
  OBI59660  Microseris David J. Keil, with Jill Bushakra 2001-6-14 29551 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CAS-BOT-BC348815  Microseris campestris K. L. Chambers 1956-4-7 1013 San Luis Obispo North end of Soda Lake on road to Temblor Grade; 4.5 mi. from junction with Simmler-McKittrick road on e. side of Carrizo Plain Comment
  OBI57017  Microseris douglasii G. F. Hrusa 1992-3-27 10343 San Luis Obispo Upper Salinas Valley. Right-of-way along hwy 46 approx 4 mi E of Paso Robles Comment
  UC1224752  Microseris douglasii subsp. douglasii R. F. Hoover 1948-4-17 7461 San Luis Obispo s of Shandon; San Juan River Comment
  UC1979368  Microseris douglasii subsp. douglasii David Keil with Kathleen A. Keil 1998-5-10 27162 San Luis Obispo Hillside above of Lizzie Street above SLO High School. Comment
  UC1314936  Microseris douglasii subsp. tenella R. F. Hoover 1967-4-20 10488 San Luis Obispo 2 mi northwest of Creston. Comment
  OBI56743  Microseris elegans David J. Keil 1998-4-28 26983 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
  OBI66724  Microseris paludosa David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29761 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI74281  Microsteris gracilis Theo Fitanides, Anthony Baniaga 2010-2-28 15 San Luis Obispo Tierra Redonda Mtn BLM ACEC 439 Comment
  OBI11284  Microsteris gracilis R. F. Hoover 1949-4-2 7566 San Luis Obispo Cholame Valley at foot of Cottonwood Pass grade, on steep hillside in loose soil. Comment
  OBI25349  Mimetanthe pilosa David J. Keil, V. L. Holland 1979-12-13 13683 San Luis Obispo Rancho Santa Margarita, just off US 101 on Tassajara Cyn Rd Comment
  JEPS34347  Mimulus aurantiacus var. aurantiacus Rimo Bacigalupi and L. R. Heckard 1963-4-20 8822 San Luis Obispo due sse Cuesta Pass (along dirt road following ridge (main crest) of range, about 1 mi s of collection no. 8821); Santa Lucia Range 701 Comment
  OBI9497  Mimulus aurantiacus var. aurantiacus VRMEER 1955-4-10 32 San Luis Obispo Poly Cyn on Western slope Comment
  OBI9510  Mimulus aurantiacus var. aurantiacus Jesse Arnold 1964-3-1 30 San Luis Obispo SE slope of Tower Hill, facing Cal Poly deciduous fr orchard Comment
  UCSB22228  Mimulus aurantiacus var. aurantiacus McMinn, H. 1947-5-25 San Luis Obispo About 5.6 miles southwest of Templeton on road to Cayucos via Santa Rita Canyon 274 Comment
  OBI57978  Mimulus aurantiacus var. pubescens Austin P. Griffiths, Joe R. Walker 1982-5-5 s.n. San Luis Obispo Guadalupe Dunes. Comment
  JEPS97048  Mimulus fremontii var. fremontii Clare B. Hardham 1961-4-26 6921 San Luis Obispo Franklin Creek w of Adelaida; Santa Lucia Mountains Comment
  UC454793  Mimulus grandis Ira J. Condit 1907-9-23 San Luis Obispo Poly grounds San Luis Obispo Comment
  UCR118359  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 1998-6-30 4233 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  UCR122147  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5459 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI37670  Mimulus guttatus Eric Wise 1981-8-7 1024 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  RSA0048279  Mimulus guttatus A. L. Haines 1951-4-29 s.n. San Luis Obispo Osa Flaca Lake. 6 Comment
  OBI57346  Minuartia cismontana David J. Keil, with Kathleen A. Keil 1998-4-18 26801 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Rd; 1/2 mile from Hwy 58. Comment
  CAS-BOT-BC388807  Minuartia douglasii Alice Eastwood 1926-5-4 13814 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC388806  Minuartia douglasii Alice Eastwood No date on label 14355 San Luis Obispo Unspecified Comment
  OBI64585  Minuartia douglasii David J. Keil, with V. L. Holland 2003-4-7 30121 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  RSA133012  Minuartia pusilla Clare B. Hardham 1959-4-10 4207 San Luis Obispo Chimney Rock Ranch; intersection Oak Flat Road and North Road to Adelaida; Santa Lucia Mts. Comment
  OBI54390  Mirabilis laevis var. crassifolia George Butterworth 1995-7-9 91 San Luis Obispo Carrizo Plain Natural Area. Round Rock Valley, 4.6 mi SE of Crocker Rd, 1/3 mi E of Elkhorn Rd. W bank 747 Comment
  OBI69434  Mirabilis laevis var. crassifolia David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-4 30498 San Luis Obispo Lower western foothills of Santa Lucia Range. Poly Canyon. Stony hillside above Architectural Design Village. 230 Comment
  CAS-BOT-BC434728  Mirabilis laevis var. crassifolia Clare B. Hardham 1967-3-1 14361 San Luis Obispo Big Rock, Shell Peak area Comment
  CAS-BOT-BC219865  Monardella breweri subsp. breweri L. R. Abrams 1913-7-20 5048 San Luis Obispo Near Templeton Comment
  SEINET7072472  Monardella crispa A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  SEINET10582029  Monardella crispa A. Graff 1993-7-8 Graff 153 San Luis Obispo Big Coreopsis Hill, south-facing slope. T32S,R12E. Need permission from Nature Conservancy to collect. Locally abundant, with Camissionia cheiranthifolia, Coreopsis gigantea, Carpobrotus chilensis, Abronia latifolia, A. umbellata, etc. Bombus sp. Comment
  SEINET10582032  Monardella crispa A. Graff 1993-7-7 Graff 147 San Luis Obispo Pismo Dunes Vegetation Preserve. Ca. 1/4 mile south of Graff collection 139-146 population. T32S,R12E. Locally abundant, with Juncus sp., Salix sp., Camissionia cheiranthifolia, Fragaria chiloensis. Comment
  SDSU7205  Monardella nana D. F Howe 1963-7-1 3637 San Luis Obispo 11.9 miles east of Cayucos, San Luis Obispo Co. 427 Comment
  SBBG93878  Monardella palmeri S. A. Junak, T. Ayers 1989-6-22 4075 San Luis Obispo USFS Rd 29S11.3, ca. 5.3 mi W of US Hwy 101 777 Comment
  SEINET10582123  Monardella palmeri A. Graff 1993-7-9 Graff 166 San Luis Obispo Los Padres National Forest, Cuesta Ridge. .45 miles downhill (towards Hwy. 101) from the Cuesta Ridge Botanical Area sign. Stop at turnout below TV towers and look on the right side of the road just below that point. T29S,R12E,S35. Locally patchy and infrequent on serpentine, with Salvia mellifera, Arctostaphylos sp., grasses. End of bloom. Comment
  CAS-BOT-BC220192  Monardella sinuata subsp. sinuata R. F. Hoover 1964-6-11 9033 San Luis Obispo Just south of Hazard Canyon Comment
  CAS-BOT-BC220288  Monardella undulata subsp. crispa D. E. Breedlove 1962-8-7 4101 San Luis Obispo Near Oso Flaco Lake. 3 miles north of Guadalupe Comment
  RSA771483  Monardella undulata subsp. crispa Mark A. Elvin 2008-7-1 6006 San Luis Obispo Guadalupe Dunes dune complex [SE of Oso Flaco Lake] 34 Comment
  SBBG25641  Monardella undulata subsp. crispa M. A. Piehl 1962-5-23 62305 San Luis Obispo near NW side of Oso Flaco Lake 6 Comment
  UCR160317  Monardella undulata subsp. crispa George K. Helmkamp 2004-4-30 8551 San Luis Obispo Central Coast, about 1.1 mi (airline) SW of Arroyo Grande Ave at 23rd St in Oceano 15 Comment
  JEPS13197  Monardella undulata subsp. undulata Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5150 San Luis Obispo 5.7 mi south of Oceano, just south of Black Lake Canyon 30 Comment
  OBI79604  Monardella villosa David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31620 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  CAS-BOT-BC214156  Monardella villosa subsp. obispoensis R. F. Hoover 1946-8-18 6304 San Luis Obispo 5 mi. w. of Pozo Comment
  OBI45686  Monardella villosa subsp. obispoensis David J. Keil, M. A. "Corky" Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20698 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  UC771632  Monardella villosa subsp. obispoensis R. F. Hoover 1946-8-18 6304 San Luis Obispo 5 mi w Pozo Comment
  CAS-BOT-BC214157  Monardella villosa subsp. obispoensis R. F. Hoover 1964-7-12 9195 San Luis Obispo From hill above site of one-time Washington School, north of Arroyo de la Cruz Comment
  UC524097  Monolepis nuttalliana Ira L. Wiggins 1932-3-20 5788 San Luis Obispo immediate vicinity of Cholame Comment
  OBI17182  Monolepis nuttalliana Robert F. Hoover 1952-4-8 8088 San Luis Obispo W base of Temblor Range near McKittrick rd Comment
  UC1583657  Monolopia gracilens David Keil with Malcolm McLeod, and California Native Plant Society Rare Plant Committee 1983-5-1 16973 San Luis Obispo e-facing slope above tributary canyon n main channel of Arroyo de la Cruz (ridge system and coastal terraces between Arroyo de la Cruz and Arroyo de los Chinos) Comment
  CAS-BOT-BC349536  Monolopia lanceolata Ernest C. Twisselmann 1957-4-26 3412 San Luis Obispo Vineyard Canyon at the Monterey County Line 304 Comment
  JEPS22863  Monolopia lanceolata A. Lewis 1932-3-12 45 San Luis Obispo San Miguel San Miguel Quad. 243 Comment
  RSA55159  Monolopia lanceolata J. H. Barber 1899-4-9 s.n. San Luis Obispo Paso Robles. Comment
  SEINET7073085  Monolopia lanceolata A. G. Vestal 1963-4-2 s.n. San Luis Obispo Palo Prieto Canyon about 7 miles south of Cholame. Coordinate datum WGS84/NAD83. UTM Zone 10, 751147mE, 3950240mN. Comment
  UCR25475  Monolopia lanceolata R. E. Steele 1977-1-30 5 San Luis Obispo Cuyama Valley along W side of Soda Lake Rd 16 mi north of Rt. 166. 732 Comment
  UCR97562  Monolopia lanceolata George K. Helmkamp, E. A. Helmkamp 1997-3-8 1400 San Luis Obispo Carrizo Plain. 10.4 mi. NW of Calif. Hwy 166 on Soda Lake Rd. 905 Comment
  CAS-BOT-BC349537  Monolopia lanceolata Ernest C. Twisselmann 1953-3-18 578 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ridges along Associated Canyon, 7 miles east of Simmler 853 Comment
  OBI19890  Monolopia lanceolata Walter F. Chesebro 1978-5-6 135 San Luis Obispo Along Soda Lake Rd, 19 mi E of Soda Lake 610 Comment
  OBI45925  Monolopia lanceolata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19245 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
  SJSU3376  Monolopia lanceolata C. W. Sharsmith 1962-4-21 6854 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak, Temblor Range Comment
  UC1484439  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1974-4-20 78 San Luis Obispo e Simmler (6.9 km (4.3 mi) sw of border of Kern County on CA 58 (McKittrick-Santa Margarita Road), 18.9 km (11.7 mi) e of road going s to California Valley); Temblor Range Comment
  OBI81227  Monolopia stricta David J. Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, and Larry Kelly 1988-3-18 20391 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmler-Soda Lake Road 640 Comment
  CAS-BOT-BC349683  Monolopia stricta Ernest C. Twisselmann 1952-4-2 576 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Jackson Place: Davidson Bluffs, 1/4 mile east of Grants Lake Comment
  UC1135947  Morella californica N. French 1936-1-31 710 San Luis Obispo Los Osos Ranch, San Luis Obispo Comment
  CDA15220  Mucronea californica G. F. Hrusa, D. Ragan 1998-7-21 14758 San Luis Obispo Nipomo Dunes; Immed. W of intersection of Callendar Rd. & Hwy 1. Comment
  OBI57690  Mucronea californica Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. at SW edge of sandy plain S of Jack Lake Comment
  SDSU19553  Mucronea californica Nuri Benet-Pierce, John P. Pierce 2010-6-3 293 San Luis Obispo Nipomo-Dunes National Wildlife Refuge, Guadalupe CA 9 Comment
  UC1735936  Mucronea californica Dean W. Taylor 1994-6-16 14393 San Luis Obispo Nipomo Mesa (ca. 2 air mi WNW of Highway 101 at Nipomo); vacant lots of partially developed subdivision along Willow Road 0.2 mi N of junction with Pomeroy Road (opposite 1111 Willow Rd.) 112 Comment
  CAS-BOT-BC109018  Mucronea californica R. F. Hoover 1946-6-23 6188 San Luis Obispo Summit at head of Carpenter Canyon north of Arroyo Grande. Comment
  CAS-BOT-BC109046  Mucronea californica James L. Reveal 1978-6-25 4761 San Luis Obispo Along California Highway 58, 0.4 mile west of the turnoff to Avenales Wildlife Area, 14.2 miles west of the La Panza 487 Comment
  CAS-BOT-BC109047  Mucronea californica James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-18 6480 San Luis Obispo Along Los Osos Valley Road, 0.2 mile northwest of the entrance to Montana de Oro State Park at the western end of 76 Comment
  UC125337  Mucronea californica W. H. Brewer 1861-4-30 501 San Luis Obispo Atascadero Santa Margarita Valley; San Margarita Valley, San Luis Obispo Co. Comment
  UCSC009486  Mucronea californica Unknown 2005-4-25 s.n. San Luis Obispo Shell Creek Road Comment
  SBBG117769  Mucronea perfoliata E. Painter, M. Wetherwax 2001-5-16 CR 242 San Luis Obispo abandoned rd leading S of Boy Scout Rd, ca. 1 km SE of Twin Bridges; Camp Roberts 275 Comment
  CAS-BOT-BC415980  Mucronea perfoliata Clare B. Hardham 1957-6-22 2287 San Luis Obispo bed of Huero Huero River near intersection with Calf Canyon Road, south of Creston Comment
  CAS-BOT-BC415989  Mucronea perfoliata R. F. Hoover 1947-5-31 7248 San Luis Obispo Navajo Creek, E side of La Panza Range Comment
  CDA43113  Muhlenbergia microsperma David J. Keil 1988-3-19 20414 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
  UC1927767  Muilla maritima David Keil with Kathleen Keil 2002-3-29 29776 San Luis Obispo Lopez Reservoir. Vicinity of 35.20391 N x 120.47009 W Comment
  CAS-BOT-BC508573  Muilla maritima R. F. Hoover 1947-3-30 6839 San Luis Obispo West edge of Carrizo Plain west of Simmler Comment
  POM262065  Myrica californica I. L. Wiggins 1929-4-16 3662 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  OBI35054  Myriophyllum spicatum Eric Wise 1981-8-9 1065 San Luis Obispo Lopez Lake Comment
  OBI64655  Najas guadalupensis David J. Keil, with Kathleen A. Keil 2002-7-27 29900 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  SD249089  Najas guadalupensis David J. Keil, Kathleen Keil 2002-7-27 29900 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 395 Comment
  OBI43478  Najas marina Eric Wise 1981-9-29 1279 a San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC259860  Nassella cernua R. F. Hoover 1947-5-10 7146 San Luis Obispo E edge of Cuyama Valley near Kern County line Comment
  CAS-BOT-BC259996  Nassella lepida Clare B. Hardham 1957-5-4 1855 San Luis Obispo Santa Lucia Mountains. Tierra Redondo Comment
  CAS-BOT-BC260004  Nassella lepida John Thomas Howell 1964-6-29 40739 San Luis Obispo Adjacent to the Protestant Cemetary, about 1 mile N of Cambria Comment
  UC1133216  Nassella pulchra G. T. Nordstrom 1937-4-13 1067 San Luis Obispo 4 mi nw Chimney Rock; Adelaida Quadrangle Comment
  POM262060  Nassella pulchra I. L. Wiggins 1929-4-16 3649 San Luis Obispo 8 miles north of Cayucos Comment
  UCSB51269  Nassella pulchra Ferren, Wayne 1984-4-18 San Luis Obispo Upper Campground Area, San Simeon State Beach 60 Comment
  UCD115378  Nasturtium officinale Malcolm A. Nobs; S. Galen Smith 1949-6-23 851 San Luis Obispo San Luis Obispo County: Oso Flaco Lake, 4 miles northwest of Guadalupe. Comment
  POM147848  Navarretia atractyloides J. B. Feudge 1927-6-29 1742 San Luis Obispo Creston. 274 Comment
  OBI30979  Navarretia atractyloides Julie M. Vanderwier 1978-7-12 84 San Luis Obispo Indian Knob Tar Sands Comment
  UCD48334  Navarretia atractyloides G. F. Hrusa 1995-6-21 12405 San Luis Obispo Compact soil of old road bed, Hollister Peak, N-facing flats at sw base of last steep ascent to summit. 300 Comment
  UC771765  Navarretia jaredii R. F. Hoover 1946-6-30 6212 San Luis Obispo between Santa Margarita and Pozo (Rinconada Mine) Comment
  CAS-BOT-BC230446  Navarretia mitracarpa Clare B. Hardham 1959-5-20 4580 San Luis Obispo Santa Lucia Mountains. N of Nacimiento Dam Comment
  CAS-BOT-BC230447  Navarretia mitracarpa Ernest C. Twisselmann 1953-7-23 397 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place, near the head of Gillis Canyon 548 Comment
  UC771766  Navarretia mitracarpa R. F. Hoover 1946-6-15 6147 San Luis Obispo between Santa Margarita and Pozo (Rinconada Mine) Comment
  JEPS13554  Navarretia nigelliformis Rimo Bacigalupi with G. T. Robbins and R. S. Ferris 1955-5-23 5179 San Luis Obispo 3.1 mi e Paso Robles airport (Sherwood Field) (along Huerhuero Creek road from Paso Robles airport (Sherwood Field) to Creston) 243 Comment
  SBBG107176  Nemacladus gracilis C. B. Hardham 1962-5-10 10 -087 San Luis Obispo intersection of Shell Crk and Camatta Rds, E of Creston Comment
  CAS-BOT-BC411000  Nemacladus gracilis Ernest C. Twisselmann 1955-5-18 2000 San Luis Obispo Temblor Range and Western San Joaquin Valley. San Juan River Valley, 8.6 miles S of Shandon 426 Comment
  SBBG107044  Nemacladus secundiflorus var. secundiflorus C. B. Hardham 1957-5-4 1870 San Luis Obispo Tierra Redonda 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
  UC1069188  Nemophila menziesii H. C. Lee 1936-3-14 496 San Luis Obispo 1 mi ese Sycamore Springs; Arroyo Grande Quad., San Luis Obispo NF, ese Sycamore Spring Comment
  OBI58342  Nemophila menziesii var. menziesii David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27420 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  SBBG46841  Nemophila menziesii var. menziesii L. W. Edge 1973-4-11 389 San Luis Obispo St Hwy 58 near Shell Crk Comment
  OBI72620  Nemophila menziesii var. menziesii Andy Dollahite, Matt Paradis and Kelli Allred 2002-3-3 9 San Luis Obispo 1/2 mi from Little Falls crk trailhead off Upper Lopez cyn Rd 240 Comment
  RSA212500  Nemophila menziesii var. menziesii R. W. Summers 1889-05 s.n. San Luis Obispo Morro Valley. Comment
  UC155218  Nicotiana acuminata var. multiflora Katharine Brandegee 1912-10-2 San Luis Obispo Paso Robles Comment
  OBI66611  Nicotiana quadrivalvis David J. Keil 1998-10-9 28168 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  OBI78474  Nicotiana quadrivalvis Craig Woods 1978-6-9 64 San Luis Obispo E of Carrizo Plain along Sim. Soda alke rd, approx 2.5 mi NW of Hurricane Rd 762 Comment
  CAS-BOT-BC400110  Nuphar polysepala Alice Eastwood 1927-4-9 14351 San Luis Obispo Black Lake Comment
  OBI56758  Nuttallanthus texanus David J. Keil 1986-4-13 19197 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd S side of hwy Comment
  OBI58276  Oemleria cerasiformis Austin P. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz. Vermillion Hill Comment
  SBBG44304  Oemleria cerasiformis R. N. Philbrick, D. E. Emery 1972-2-15 San Luis Obispo half-way up N-facing slope, Arroyo de la Cruz, 0.25 mi E of Hwy 1, Hearst Ranch Comment
  CDA17917  Oenanthe sarmentosa Austin Griffiths, M. D. Knudsen, K. G. Jones & G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Pismo Dunes; SW corner of Oso Flaco causeway. 0 Comment
  RSA355833  Oenanthe sarmentosa R. F. Thorne 1968-6-7 37767 San Luis Obispo Oso Flaco Lake 10 Comment
  SBBG44763  Oenanthe sarmentosa L. W. Edge 1972-5-10 182 San Luis Obispo Turri Rd, S of Morro Bay Comment
  SBBG81508  Oenanthe sarmentosa C. F. Smith 1968-7-30 10107 San Luis Obispo behind dunes at Oceano State Park Comment
  OBI12020  Oenothera californica Robert F. Hoover 1947-4-26 7100 San Luis Obispo 6 mi E of Creston on La Panza Rd Comment
  OBI54196  Oenothera deltoides subsp. cognata David J. Keil, Kathleen Keil 1995-4-15 24887 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI8430  Olea europaea David Sterling 1977-5-21 10 San Luis Obispo Higuera St on crk bed Comment
  CAS-BOT-BC56880  Opuntia phaeacantha R. F. Hoover 1947-7-19 7316 San Luis Obispo Field redacted by CAS, contact the data manager for more information Comment
  OBI45685  Orobanche californica David J. Keil, M. A. "Corky" Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20700 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz. Comment
  OBI80099  Orobanche californica subsp. grandis David J. Keil, Mike Walgren 2012-9-8 31527 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  UC579252  Orobanche fasciculata E. Armstrong 1934-4-1 1176 San Luis Obispo 5 miles east of Pozo, Santa Barbara National Forest. Comment
  RSA401983B  Orthocarpus densiflorus Francis W. Pennell 1940-5-10 25354 San Luis Obispo West pass in Santa Lucia Mountains, 8 miles west of Atascadero. 335 Comment
  RSA152550  Orthocarpus densiflorus var. obispoensis R. C. Bacigalupi, Alex D. Hawkes 1951-4-26 3287 San Luis Obispo Cambria, in grassy field (actually, air landing strip) just south of Cambria Pines Inn. Comment
  RSA648957  Orthocarpus purpurascens David J. Keil, R. Riggins-Pimentel, R. A. Pimentel, L. Seek, Melissa Luckow 1982-5-8 16000 San Luis Obispo Warrens' cabin at base of Cypress Mtn. Ca 8 miles from Santa Rosa Creek Rd on Cypress Mtn Rd. Comment
  UCR140083  Oxalis corniculata George K. Helmkamp 2004-2-10 8269 San Luis Obispo Central Coast, southeast of Oceano along Halcyon Rd., 0.2 mi east of Mesa View Dr. 76 Comment
  OBI80439  Oxalis pes-caprae David J. Keil 2015-2-14 32601 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve. 25 Comment
  CAS-BOT-BC318245  Packera breweri Ernest Christian Twisselmann 1955-5-27 2018 San Luis Obispo Phelps Hill, McMillan Ranch, eastern San Luis Obispo County Comment
  OBI30896  Paeonia californica Julie M. Vanderwier 1979-2-27 93 San Luis Obispo Indian Knob Tar Sands Comment
  OBI78695  Paeonia californica Tanner Shelton 2013-2-8 6 San Luis Obispo Cal Poly. San Luis Obispo campus along Poly Canyon Road, growing on rocky outcrop about 15 feet high. 122 Comment
  UC9349  Paeonia californica Jos. Burtt Davy 1901-1-31 San Luis Obispo near Paso Robles Comment
  CAS-BOT-BC121279  Paeonia californica Ernest C. Twisselmann 1956-2-18 2511 San Luis Obispo Near the summit of Lime Mountain, Santa Lucia Range 594 Comment
  UC454881  Pandorea pandorana I. J. Condit 1911-3-22 San Luis Obispo Presb. Parsonage, S. L. O. Comment
  OBI58591  Papaver californicum David J. Keil 1998-4-27 26930 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  OBI7369  Papaver somniferum Robert J. Rodin 1974-6-7 9495 San Luis Obispo Cult in San Luis Obispo at 237 Del Mar Ct Comment
  OBI82533  Paspalum dilatatum David J. Keil 2015-7-8 33297 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road 280 Comment
  OBI62766  Paspalum distichum J. Cline 1977-10-24 s.n. San Luis Obispo San Luis Obispo Sewer Pond-US 101 Comment
  HSC81378  Pedicularis densiflora David J. Keil 1980-3-16 13712 San Luis Obispo Along Park Hill Rd., 0.5 mi. W of junction with Huerhuero Rd. Comment
  OBI37894  Pedicularis densiflora David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18653 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
  OBI74349  Pedicularis densiflora Theo Fitanides, Anthony Baniaga 2010-5-7 180 San Luis Obispo Tierra Redonda Mtn BLM ACEC 611 Comment
  SBBG108009  Pedicularis densiflora C. B. Hardham 1956-3-2 144 San Luis Obispo Cerro Alto Comment
  OBI32369  Pedicularis densiflora David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16019 San Luis Obispo Trl on NE side of Cypress Mtn Comment
  OBI80782  Pedicularis rigginsiae Rhonda Riggins 1980-3-16 1195 San Luis Obispo Mesa S Arroyo de la Cruz, 1 mi E of Hwy 1, 11.6 N San Simeon Comment
  CAS-BOT-BC69241  Pellaea andromedifolia Clare B. Hardham 1956-1-1 131 San Luis Obispo V/2 Ranch, West of Templeton Comment
  SEINET3872920  Pellaea andromedifolia Tim Reeves, Donald J. Pinkava 1974-3-21 11857 San Luis Obispo Lopez Canyon. Ca. 8 mi from Lopez Lake.; 0 Comment
  SEINET3872922  Pellaea andromedifolia Merlyne Prescott 1969-4-4 133 San Luis Obispo In Poly Canyon.; 0 Comment
  UC1296376  Pellaea andromedifolia R. F. Hoover 1946-11-24 6564 San Luis Obispo hill above Salinas River opposite Pilitas Creek Comment
  UC1874944  Pellaea mucronata subsp. mucronata Ruth Kirkpatrick 2003-7-7 1165 San Luis Obispo Bishop Peak, along trail to summit. 320 Comment
  UCR163898  Pellaea mucronata subsp. mucronata George K. Helmkamp, E. A. Helmkamp 2005-3-30 9256 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
  RSA585899  Pellaea mucronata var. mucronata F. L. Johnson, M. D. Proctor 1993-2-20 ROB 0138 San Luis Obispo West edge of post 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
  UC1750143  Pentachaeta alsinoides David Keil 1998-4-7 26577 San Luis Obispo S of Creston (on Hwy 229, 1.4 mi S of Rocky Canyon Road) 384 Comment
  UC1285122  Pentachaeta exilis subsp. exilis R. F. Hoover 1947-3-30 6824 San Luis Obispo s Creston; Highland District Comment
  UC74842  Pentagramma triangularis subsp. triangularis Mrs. R. W. Summers San Luis Obispo Comment
  UC310662  Pentagramma triangularis subsp. triangularis Philip A. Munz 1926-4-9 10205 San Luis Obispo 10 mi s Paso Robles (Willow Creek Rd) Comment
  OBI71782  Perideridia oregana Michael Walgren 2009-8-26 30 San Luis Obispo San Simeon State Park. South of Piedras Blancas Lighthouse. South of the lighthouse about .6 mi is a prominent wetland west of Hwy 1 Comment
  SBBG6888  Peritoma arborea C. F. Smith 1964-6-4 8445 San Luis Obispo Hwy 166, opposite entrance to Spanish Ranch in lower Cuyama Valley Comment
  UC2027542  Peritoma arborea Greg Wilvert 2005-4-30 364 San Luis Obispo Southeast Half of the Caliente Range: 0.5 km E of Padrones Spring. Comment
  OBI69894  Peritoma arborea var. globosa Charles E. Blair 19 San Luis Obispo Chimineas Ranch, field, W of Carrizo Cayn rd, 0.5 mi N of SR 166 449 Comment
  SBBG86210  Persicaria amphibia C. F. Smith 1960-6-9 6176 San Luis Obispo Laguna Lake, SW of San Luis Obispo Comment
  CAS-BOT-BC419072  Persicaria lapathifolia Clare B. Hardham 1959-7-2 4978 San Luis Obispo Santa Lucia Mountains. Lockwood-San Lucas Road Comment
  OBI58477  Persicaria lapathifolia David J. Keil 1998-6-1 27548 San Luis Obispo Paso Robles vicinity, E side of Salinas River along River Rd., 0.7 miles N of junction with Experimental Rd. Comment
  OBI66407  Persicaria punctata David J. Keil, with Dave Hacker 2005-6-24 30395 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  OBI81761  Persicaria punctata D. R. Miller, Elizabeth A. Appel 2015-10-24 1015 .1136 San Luis Obispo Piedras Blancas Light Station. Near pumphouse north of lighthouse 50 Comment
  OBI64447  Phacelia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28703 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  SBBG133027  Phacelia D. Keil, M. McLeod, C. Matthews, R. Branson, et al. 1995-6-26 25400 San Luis Obispo W Cuesta Ridge at W end of botanical area Comment
  OBI39355  Phacelia brachyloba David J. Keil 1982-5-2 15890 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero rd with Calif Rte 58 and S on dirt rd Comment
  OBI13851  Phacelia brachyloba Robert F. Hoover 1952-5-11 8191 San Luis Obispo Navajo Crk district, E side of la Panza range Comment
  RSA522608  Phacelia cicutaria var. hispida David J. Keil 1986-5-13 19439 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout. 945 Comment
  UCSB14980  Phacelia ciliata Breedlove, Dennis 1962-3-24 San Luis Obispo 7.1 miles east of Templeton 304 Comment
  UC762348  Phacelia distans R. F. Hoover 1946-4-27 6088 San Luis Obispo Price Canyon Comment
  OBI23343  Phacelia distans J. T. Arnold 1965-4-17 62 San Luis Obispo 3/4 mi E of Indian Knob Comment
  RSA426084  Phacelia distans L. S. Rose 1936-5-6 36233 San Luis Obispo Morro Beach 6 Comment
  UC55308  Phacelia douglasii J. H. Barber 1899-3-28 San Luis Obispo near Creston Comment
  SBBG17418  Phacelia grisea C. B. Hardham 1960-6-1 5972 San Luis Obispo Burnett Peak 609 Comment
  OBI60624  Phacelia imbricata V. L. Holland and David J. Keil, David J. Keil 1990-4-14 s.n. San Luis Obispo Cambria ranch Comment
  SBBG93774  Phacelia imbricata S. A. Junak 1990-7-12 4397 San Luis Obispo W Cuesta Ridge, near W end of Cuesta Ridge Botanical Area, just W of first high voltage tower on E side of W Cuesta Ridge Rd, ca. 5.9 mi W of US Hwy 101 722 Comment
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May 13 2013
  UC956800  Phacelia imbricata L. Constance and C. Ritchie Bell 1951-3-30 3370 San Luis Obispo approx. 6 mi e Highway 1; San Simeon Creek 457 Comment
  UCR118366  Phacelia imbricata subsp. imbricata George K. Helmkamp, E. A. Helmkamp 1998-6-30 4229 San Luis Obispo Central Coast, Irish Hills, SW of San Luis Obispo; Prefumo Cyn 2.2 mi SW of Los Osos Valley Rd. 137 Comment
  SDSU6625  Phacelia ramosissima var. montereyensis D. F. Howe 1962-7-22 3343 San Luis Obispo Sand dunes near lake Oso flaco. Comment
  RSA428229  Phacelia tanacetifolia L. S. Rose 1937-4-8 37044 San Luis Obispo Summit of Cottonwood Pass, E of Cholame 579 Comment
  OBI31238  Phacelia viscida Julie M. Vanderwier 1978-5-18 37 San Luis Obispo Indian Knob Tar Sands Comment
  UC63811  Phacelia viscida I. B. Rhodes May 1899 San Luis Obispo Port Harford Comment
  UC55680  Phacelia viscida Mrs. R. W. Summers San Luis Obispo open fields near sea 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
  POM356931  Phalaris minor Ralph Hoffman 1930-4-18 s.n. San Luis Obispo Oceano Comment
  SBBG104778  Phalaris paradoxa F. L. Johnson, E. A. Young 1993-5-27 ROB 677 San Luis Obispo Cerro Romualdo, Camp San Luis Obispo Comment
  OBI4440  Pholisma arenarium Robert J. Rodin 1965-5-26 6371 A San Luis Obispo At S end of Morro Bay Comment
  SBBG104275  Pholistoma membranaceum M. D. Proctor, E. A. Young 1993-3-17 ROB 214 San Luis Obispo 0.5 km S of Boy Scout Rd; Camp Roberts Comment
  OBI45910  Pholistoma membranaceum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19259 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
  CAS-BOT-BC135012  Phoradendron bolleanum Clare B. Hardham 1960-5-1 5958 San Luis Obispo Burnett Peak Comment
  RSA760728  Phragmites australis David J. Keil 1998-9-4 28100 San Luis Obispo Salinas River at Hwy 41 bridge in Atascadero. Comment
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Apr 27 2012
  UC1302340  Phyllospadix scouleri Robert F. Thorne and P. Everett 1962-10-4 31431 San Luis Obispo about 3 mi s Piedras Blancas (washed up on shore) Comment
  RSA201639  Phyllospadix torreyi Robert F. Hoover 1964-7-12 9201 San Luis Obispo Leffingwell Landing near Cambria. Comment
  UC454641  Pickeringia montana var. montana J. E. Roadhouse San Luis Obispo Prefumo Canyon; n slopes Comment
  OBI70163  Pickeringia montana var. montana Bernard Miossi 1939-8-6 154 San Luis Obispo Along road of Islay Creek in Pecho district, 13 mi from SLO 183 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
  OBI37867  Pinus coulteri David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18735 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte Comment
  RSA129458  Pinus coulteri B. Bolt 1936-5-13 717 San Luis Obispo 2 miles WNW of Cuesta. 762 Comment
  UCSB29441  Pinus coulteri Havlik, Neil 1969-9-30 San Luis Obispo Pine Ridge, about 20 miles southeast of San Luis Obispo 914 Comment
  OBI22736  Pinus muricata Robert F. Hoover 1948-2-16 7418 San Luis Obispo Sycamore Springs (hill just above) near Avila Comment
  CAS-BOT-BC72809  Pinus sabiniana Ira L. Wiggins 1932-3-21 5831 San Luis Obispo Grade at west end of Carisa Plains, on road to Santa Margarita. Comment
  OBI33106  Piperia elegans David J. Keil 1983-7-16 17399 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SBBG19094  Piptatherum miliaceum C. B. Hardham 1958-7-22 3766 San Luis Obispo Chimney Rock Ranch, San Marcos Crk, 10 mi W of Paso Robles Comment
  CAS-BOT-BC254442  Piptatherum miliaceum Ernest C. Twisselmann 1954-6-16 1372 San Luis Obispo Temblor Range and Western San Joaquin Valley. Twisselmann Ranch: Eastern portion of county 667 Comment
  RSA706971  Piptatherum miliaceum L. M. Prince, J. Travis Columbus, et al. 2002-4-27 2 -326 San Luis Obispo CA Rte. 41 between Atascadero and Morro Bay. 145 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
  SBBG123215  Plagiobothrys acanthocarpus D. Keil 1998-4-18 26812 San Luis Obispo Red Hill Rd, 1.6 mi from Hwy 58 Comment
  UC2013198  Plagiobothrys bracteatus David Keil 1998-5-6 27084 San Luis Obispo 1 mile N of Highway 46 along Buena Vista Dr. Comment
  OBI48870  Plagiobothrys canescens Lewis S. Rose 1937-4-8 37037 San Luis Obispo Cholame 351 Comment
  RSA165557  Plagiobothrys collinus var. fulvescens Clare B. Hardham 1961-4-26 6923 San Luis Obispo Franklin Creek, west of Adeladia. Comment
  SD241780  Plagiobothrys nothofulvus Ellen Dean, T. Starbuck, M. Starbuck 2008-3-25 4648 San Luis Obispo UTM in Supplement. Along Hwy. 58 west of the turn off to Pozo. Plateau. 590 Comment
  SD244645  Plagiobothrys nothofulvus David Keil 1988-3-19 20403 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. 29 Comment
  OBI20908  Plagiobothrys nothofulvus Robert F. Hoover 1967-3-28 10322 San Luis Obispo 6 mi E of Creston on La Panza rd Comment
  SBBG93791  Plagiobothrys uncinatus S. A. Junak 1990-5-1 4250 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
  SJSU3418  Plantago elongata C. W. Sharsmith 1962-4-20 6802 San Luis Obispo Carrizo Plain c. 3 mi SE of Simmler Comment
  OBI5547  Plantago erecta Sharon Jochums 1974-4-10 127 San Luis Obispo W of hwy 1 on marine terr of San Simeon Point Comment
  OBI11642  Plantago lanceolata Barbara Robinson 1967-11-27 12 San Luis Obispo West Rd back entrance to Calif Stat Polytechnic College campus, San luis Obispo 137 Comment
  RSA0041507  Plantago lanceolata LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6425 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
  OBI36830  Platanus racemosa Eric Wise 1983-9-23 1792 San Luis Obispo North shore of Laguna Lake Comment
  OBI72615  Platanus racemosa Heather Baker 2002-3-10 35 San Luis Obispo Roadside above stream along Avila Beach Dr. .3 mi W of San Luis Bay Dr Comment
  CAS-BOT-BC91972  Platystemon californicus Alice Eastwood; John Thomas Howell 1937-4-23 3874 San Luis Obispo Nipomo Mesa. Comment
  UC1126477  Platystemon californicus C. M. Belshaw 1936-4-2 1782 San Luis Obispo 3 1/2 mi Padrones Springs (11 mi n of Maricopa - Santa Maria turn off, 3 mi w <acc to note in pocket>); McKittrick Quad., Carrizo Plain Comment
  RSA0013800  Platystemon californicus Joan Stewart 1995-4-1 344 b San Luis Obispo Carrizo Plain. Comment
  UC130951  Platystemon californicus Katharine Brandegee May 1909 San Luis Obispo near San Luis Obispo Chorro (Chorro); , Chorro Comment
  UCR266191  Plectritis brachystemon David J. Keil, V. L. Holland 2001-3-30 29241 San Luis Obispo Central Coast, coastal side of Hwy 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm 120 Comment
  OBI59500  Plectritis ciliosa David J. Keil, with V. L. Holland 2001-4-7 29262 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
  OBI20062  Plectritis ciliosa Rhonda Riggins 1979-5-6 1169 San Luis Obispo La Panza Range. USFS rd 2 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  UC1120033  Plectritis ciliosa subsp. insignis T. M. Hendrix 1937-4-17 23 San Luis Obispo 3.3 mi se of Pozo (Santa Barbara National Forest); Santa Barbara National Forest 457 Comment
  SBBG123192  Plectritis ciliosa subsp. insignis D. Keil, K. Keil 2006-4-22 30437 San Luis Obispo Hwy 58 just past E of jct with La Panza Rd Comment
  OBI58824  Plectritis congesta subsp. brachystemon David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27492 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  SJSU11895  Plectritis macrocera J. E. Fries 1965-4-16 San Luis Obispo slope of El Pomar, 5 mi E of Paso Robles Comment
  CAS-BOT-BC255555  Poa annua Ernest C. Twisselmann 1954-2-22 838 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: 7 miles S of Cholame Comment
  OBI57874  Poa annua David J. Keil 1999-4-29 28296 San Luis Obispo Camp Roberts; area proposed for northward extension of McMillan Airstrip on north side of Generals Road. Comment
  UCSB32512  Poa bulbosa Smith, O. 1977-4-15 San Luis Obispo East Cuesta Ridge Rd. 2 miles from Rt. 101 609 Comment
  OBI64409  Poa secunda David J. Keil 2001-3-28 29202 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI75784  Poa secunda Al Lindholm 1967-4-23 182 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
  CAS-BOT-BC243095  Poa secunda subsp. secunda R. F. Hoover 1949-5-1 7647 San Luis Obispo W side of Cottonwood Pass Comment
  JEPS70676  Poa secunda subsp. secunda W. L. Jepson 1927-4-26 11959 San Luis Obispo La Cuesta Pass; Santa Lucia Mts 478 Comment
  UCD91686  Poa secunda subsp. secunda P. B. Kennedy 1929-4-12 s.n. San Luis Obispo San Luis Obispo County: 7.7 miles from Morro, Atascadero Road. Comment
  OBI83363  Poaceae Rhonda Riggins 1981-9-5 1309 San Luis Obispo Queensland. Millstream Falls National Park, CA. 4 km E Ravenshoe on Kennedy Hwy. Comment
  OBI13593  Pogogyne douglasii Robert F. Hoover 1955-6-14 8360 San Luis Obispo San Simeon Comment
  OBI30671  Polycarpon depressum David J. Keil 1981-5-19 14722 San Luis Obispo Indian Knob Comment
  CAS-BOT-BC414077  Polygonum aviculare subsp. aviculare Clare B. Hardham 1957-11-19 2764 San Luis Obispo Santa Lucia Mountains. Piedras Blancas Comment
  UC1928024  Polygonum lapathifolium David Keil, Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21198 San Luis Obispo Phoenix Creek inlet of Lopez Lake. Comment
  UC2027520  Polypodium californicum Josh Willems 2013-3-2 1 San Luis Obispo Poly Canyon; near creek at entrance to architecture graveyard. Comment
  SEINET3874659  Polypodium californicum Andy Dollahite, Matt Paradis 2002-3-7 25 San Luis Obispo 1.8 miles on Stenner Creek Road from Highway 1. Riparian corridor.; 0 120 Comment
  SBBG28741  Polypogon interruptus E. C. Twisselmann 1967-9-9 13697 San Luis Obispo small cienega along Palo Prieto Crk 598 Comment
  OBI22169  Polypogon interruptus Robert F. Hoover 1946-10-2 6458 San Luis Obispo CPS campus, San Luis Obispo Comment
  OBI43320  Polypogon interruptus Eric Wise 1981-6-26 703 San Luis Obispo In crk near Piedras Blancas Motel. 9.7 mi S of Monterey Border, on hwy 1 Comment
  LA105627  Polypogon viridis Barry A. Prigge; 1989-7-3 9031 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2.8 mi. N of State Highway 1 on San Bernardo Creek Rd; ca. 5 air mi. E of Morro Bay 109 Comment
  CAS-BOT-BC237584  Polypogon viridis Edith A. Purer 1933-7-20 5061 San Luis Obispo 5 miles NW of Guadalupe Comment
  OBI80177  Polypogon viridis David J. Keil 1985-6-18 18865 San Luis Obispo South Bay Wastewater Treatment Facility EIS survey. Bayview Heights area. Comment
  CAS-BOT-BC72176  Polystichum dudleyi R. F. Hoover 1964-5-12 8807 San Luis Obispo Upper Lopez Canyon Comment
  CAS-BOT-BC72293  Polystichum imbricans subsp. curtum R. F. Hoover 1964-6-12 9050 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  OBI9883  Populus fremontii Robert F. Hoover 1965-9-19 9600 San Luis Obispo Calf Cyn Comment
  OBI74482  Portulaca oleracea Michael Walgren 2010-9-15 188 San Luis Obispo Los Osos residential; 1298 Los Olivos near intersection with Fairchild Way Comment
  OBI36979  Potentilla anserina Eric Wise 1981-6-29 795 San Luis Obispo Celery Lake of Dune lakes Comment
  SD75716  Potentilla anserina subsp. pacifica Helen V. Witham 1969-9-27 481 San Luis Obispo edge of water Oso Flaco Lake 4 Comment
  UCR95920  Potentilla anserina subsp. pacifica George K. Helmkamp 1996-9-22 1197 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
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Aug 1 2007
  UCSB12363  Potentilla anserina subsp. pacifica Dearing, Hugh; Dearing, Margaret 1939-3-19 San Luis Obispo Osa Flaco Lake Comment
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Jun 29 2017
  RSA18234  Potentilla anserina var. grandis Carl B. Wolf 1929-4-16 3616 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay. Comment
  UC2027043  Proboscidea lutea David Keil 1998-9-4 28103 San Luis Obispo Highgway 41, 1.1 miles E of junction with La Panza Road NE of Creston Comment
  POM180021  Prunus fasciculata Lester Rowntree 1931-04 s.n. San Luis Obispo Nipomo mesa Comment
  CAS-BOT-BC163001  Prunus fasciculata var. fasciculata Chester Dudley 1936-5-11 s.n. San Luis Obispo Callendar Comment
  RSA3470  Prunus fasciculata var. punctata Roxana S. Ferris 1929-4-15 7614 San Luis Obispo Between Guadalupe and Callender. Comment
  CAS-BOT-BC154486  Prunus ilicifolia John Thomas Howell 1929-10-12 4470 San Luis Obispo On upper Morro Creek, 8.1 miles from Atascadero on road to Morro Comment
  RSA123357  Prunus ilicifolia H. C. Lee 1937-5-30 968 San Luis Obispo 1.5 miles North East of Eureka School. 335 Comment
  OBI80353  Pseudognaphalium biolettii Kristen M. Nelson 2013-2-16 24 San Luis Obispo Ca. 0.6 mile northeast of Avila Beach Ca. 0.35 driving mile west of San Luis Bay Drive on Avila Beach Drive. Adjacent to distrubed roadside pull-out and immediately south of San Luis Obispo Creek. 6 Comment
  CHSC114030  Pseudognaphalium californicum Richard R. Halse 2012-3-26 8427 San Luis Obispo Along State Hwy. 1, ca. 2.7 miles north of San Simeon, just south of the turnoff to the Hearst Castle; ca. 6 miles north of Cambria. 10 Comment
  OBI80983  Pseudognaphalium californicum Holly Haraguchi, Jordan Wylie, Dani LeVine, Kaila Michitsch, Christine Tsoi, Alvin Iam 2015-4-24 8 San Luis Obispo Pennington Creek Bio Reserve. Found on rocky hillside and dry arid area; 70 feet off the trai on the left side. Comment
  JEPS54497  Pseudognaphalium californicum Ernest C. Twisselmann 1967-4-27 12916 San Luis Obispo 2.9 mi s Piedras Blancas (Highway 1) 9 Comment
  OBI38464  Pseudognaphalium luteoalbum Eric Wise 1981-6-27 783 San Luis Obispo Cuyama River, Pine cyn forest serv. stn. Comment
  OBI77567  Pseudognaphalium luteoalbum Unknown 1979-8-15 1336 San Luis Obispo Consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of SHell, Camatti, Navajo and San Juan Crks with state hwy 58 Comment
  OBI17929  Pseudognaphalium microcephalum Kamran Alavi 1977-8-12 35 San Luis Obispo Off 101 on Cuesta Grade, SLO Comment
  OBI31306  Pseudognaphalium microcephalum Joy Nishida 1982-7-8 503 San Luis Obispo American Cyn. 1 mi S of campground 512 Comment
  SD39796  Pseudognaphalium stramineum Edith A. Purer 1931-8-6 2231 San Luis Obispo Oceano Comment
  SBBG133059  Psilocarphus brevissimus D. Keil, J. Dart, M. Perry 2010-4-27 30736 San Luis Obispo SW of Carissa Plains Elementary School, S of Hwy 58; Carrizo Plain 615 Comment
  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
  OBI73111  Psilocarphus tenellus David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28650 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  UCR170957  Psilocarphus tenellus R. E. Riefner Jr. 2002-4-4 02- 67 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
  OBI31343  Pterostegia drymarioides Joy Nishida, Robert Allen 1982-4-10 220 San Luis Obispo American Cyn campground 536 Comment
  UC6917  Pterostegia drymarioides Ida M. Blochman May 1893 San Luis Obispo Santa Maria Comment
  UCR252225  Pterostegia drymarioides Dan S. Cooper 2013-3-23 313- 90 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  SD249270  Pterostegia drymarioides David Keil, Kathleen Keil 1990-4-7 21365 San Luis Obispo 3 miles from Highway 58 along Hwy 229 wough of Creston. 365 Comment
  CAS-BOT-BC143772  Purshia stansburyana Ernest C. Twisselmann 1968-8-23 14912 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
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Jul 13 2018
  OBI67864  Quercus X jolonensis E. L. Painter & M. Wetherwax, Dieter H. Wilken, David J. Keil, J. Greenhouse 2000-3-9 CR- 193 San Luis Obispo Camp Roberts. Near southern installation boundary road, north of San Marcos rd, W of Generals rd 280 Comment
  OBI5011  Quercus agrifolia var. agrifolia Robert J. Rodin 1957-9-15 6185 San Luis Obispo Cambria Comment
  OBI60575  Quercus agrifolia var. agrifolia Lynne Dee Oyler, David J. Keil 1990-5-10 1130 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake south and west across dunes, E to Quercus agrifolia, and W again to coast. East of hIdden Willow Valley Comment
  OBI14314  Quercus agrifolia var. agrifolia Robert F. Hoover 1965-9-15 9548 San Luis Obispo Summit on Pozo-Arroyo Grande road Comment
  OBI14321  Quercus agrifolia var. agrifolia Robert F. Hoover 1946-10-19 6502 San Luis Obispo 3 mi NE of Pozo Comment
  OBI29230  Quercus douglasii David J. Keil, Melissa Luckow, Richard A. Pimentel and Rhonda Riggins-Pimentel 1981-4-24 14523 San Luis Obispo Jctn of Shell Creek rd and Calif hwy 58 S of Shandon Comment
  OBI39710  Quercus douglasii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16034 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mtns. NE side of mtn on hillside above cypress swamp Comment
  CAS-BOT-BC85948  Quercus douglasii Clare B. Hardham 1956-10-13 1453 San Luis Obispo a few miles N of Chimney Rock Hills Comment
  OBI28097  Quercus douglasii Carrie Wilson, Allison Berry 1982-4-24 5 San Luis Obispo Approx 6.5 mi NW of Paso Robles on CA rte G14 0.5 mi inside entrance to Devil's Gorge campgd. Comment
  SEINET12029195  Quercus douglasii J. M. Tucker 1948-1 1888 -4 San Luis Obispo 3.9mi N of Cholame,San Luis Obispo Comment
  CAS-BOT-BC79230  Quercus dumosa Ernest C. Twisselmann 1970-10-31 17565 San Luis Obispo Peachey Canyon Road, 6.2 miles W of Paso Robles 426 Comment
  OBI27005  Quercus durata var. durata James Courtney 1980-12-20 19 San Luis Obispo Pennington Crk Biological Reserve Comment
  OBI72402  Quercus durata var. durata E. L. Painter & M. Wetherwax, M. Wetherwax 1999-11-14 SLO- 15 San Luis Obispo Camp San Luis Obispo. Ca. 1 air km SSW of Pick and Shovel Mine, E of main branche of Chorro Creek, ca 2 air km NE of chorro Reservoir 400 Comment
  OBI3595  Quercus lobata Mary Kidd 1971-8-26 214 San Luis Obispo Cal Poly campus, SLO Comment
  UCR146969  Quercus lobata George K. Helmkamp, E. A. Helmkamp 2004-10-8 8854 San Luis Obispo Outer South Coast Range, NE edge of Santa Lucia Wilderness Area; along Hi Mountain Road and beside Salt Creek, 8.0 mi. NE of Lopez Lake entrance 399 Comment
  UC1927724  Rafinesquia californica D. R. Miller 1994-5-27 594 -386 San Luis Obispo near main gate to D. R. Miller property, Tobacco creek drainage, E slope of Pine Mountain 700 Comment
  RSA215991  Ranunculus arvensis Clare B. Hardham 1959-4-23 4431 San Luis Obispo Atascadero. Shale hills, Santa Barbara Road. Comment
  OBI10571  Ranunculus californicus Betty Hoover 1962-2-19 33 San Luis Obispo Cambria, San Luis Obispo Comment
  UC1126159  Ranunculus californicus P. L. Johannsen 1936-3-21 683 San Luis Obispo 1 mi s San Luis Obispo (Plot 1); San Luis Obispo Quadrangle 76 Comment
  POM97367  Ranunculus californicus P. A. Munz 1926-4-8 10142 San Luis Obispo Paso Robles Comment
  RSA586596  Ranunculus californicus M. D. Proctor, E. A. Young 1993-3-17 s.n. San Luis Obispo 0.5 km S of Boyscout Road Comment
  SBBG104962  Ranunculus californicus var. californicus F. L. Johnson Proctor 1993-2-19 ROB 133 San Luis Obispo fish and wildlife improvement site; Camp Roberts Comment
  SBBG113521  Ranunculus californicus var. cuneatus C. B. Hardham 1958-3-4 2855 San Luis Obispo near Pico Crk Comment
  JEPS114162  Ranunculus hebecarpus E. L. Painter, M. Wetherwax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR- 190 a San Luis Obispo Camp Roberts. West side of Generals Road, at MacMillan Airstrip. Comment
  SBBG123705  Ranunculus muricatus D. Keil 1998-4-13 26688 San Luis Obispo lawn between Engineering East and Computer Science bldgs, Cal Poly San Luis Obispo Comment
  CAS-BOT-BC200723  Rhus aromatica R. F. Hoover 1966-10-1 10105 San Luis Obispo Basquez Canyon, tributary to lower Lopez Canyon Comment
  UC608430  Rhus trilobata C. A. Graham 1938-4-6 280 San Luis Obispo 0.2 mi ne of Bee Rock (Bee Rock Canyon, a tributary of San Antonio River, se of Bradley); Bee Rock Canyon 289 Comment
  RSA122524  Rhus trilobata var. quinata B. Bolt 1936-5-13 707 San Luis Obispo 2 1/2 miles east of Cerro Alto 396 Comment
  SBBG122323  Ribes californicum D. Keil, V. L. Holland 2001-4-7 29250 San Luis Obispo western outskirts of Atascadero 365 Comment
  SBBG109618  Ribes divaricatum var. pubiflorum C. B. Hardham 1958-3-4 2857 San Luis Obispo Cambria Comment
  SBBG133021  Ribes divaricatum var. pubiflorum D. Keil 2000-4-21 28453 San Luis Obispo just S of beach access rd along Pecho Rd; Montana de Oro State Park Comment
  RSA202553  Ribes malvaceum var. viridifolium E. C. Twisselmann, D. J. Bedell 1968-3-6 14047 San Luis Obispo La Panza Range, Near the summit of Navajo Canyon. 884 Comment
  OBI57963  Ribes menziesii Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve Comment
  OBI14039  Ribes menziesii Robert F. Hoover 1947-2-8 6608 San Luis Obispo Pettitt Cyn (Sycamore Cyn of USGS map) San Luis Range Comment
  CAS-BOT-BC212253  Ribes quercetorum Ira L. Wiggins 1932-3-21 5830 San Luis Obispo Grade at west end of Carisa Plains on road to Santa Margarita Comment
  CAS-BOT-BC144673  Ribes sanguineum var. glutinosum R. F. Hoover 1953-5-3 8292 San Luis Obispo Lopez Canyon, along stream Comment
  CAS-BOT-BC144465  Ribes sericeum R. F. Hoover 1953-5-3 8287 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC144468  Ribes sericeum F. V. Coville; R. C. Bacigalupi 1925-4-14 154 San Luis Obispo on Cuesta Grade 6 mi north of San Luis Obispo Comment
  UC570960  Ribes speciosum Herbert L. Mason 1929-10-12 5485 San Luis Obispo 4.3 mi w Atascadero; Atascadero Creek Comment
  SBBG104937  Ricinus communis M. D. Proctor, E. A. Young 1993-3-24 ROB 332 San Luis Obispo 1 km NW of Chorro Reservoir, Camp San Luis Obispo Comment
  UCR134384  Ricinus communis George K. Helmkamp 2003-9-19 8146 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  CDA9381  Rigiopappus leptocladus G. F. Hrusa, S. Dubiel 2014-4-25 18533 San Luis Obispo South Coast Ranges; Lynch Cyn Rd. off Interlake Rd. betw. Nacimiento and San Antonio lakes, along Cantinas Creek. 262 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
  OBI4091  Rorippa palustris subsp. palustris Donald Myrick 1971-4-6 2197 San Luis Obispo Atascadero Lake at Atascadero Comment
  SBBG39328  Rorippa palustris var. occidentalis L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  CAS-BOT-BC74845  Rorippa palustris var. palustris R. F. Hoover 1966-5-14 9852 San Luis Obispo Oso Flaco Lake. Comment
  OBI54336  Rosa californica David J. Keil, V. L. Holland 1996-6-18 25901 San Luis Obispo El Chorro Regional Park Comment
  OBI77014  Rosa californica Joy Nishida, Rick Frelinger & Dale Donaghe 1982-11-12 530 San Luis Obispo N end of American cyn campground in American Cyn Comment
  UC52283  Rosa californica Mrs. R. W. Summers 256 San Luis Obispo Coast Hills San Luis Obispo Comment
  SBBG109518  Rosa gymnocarpa C. B. Hardham 1957-5-14 1695 San Luis Obispo W side of Santa Rita Rd (headwaters of Old Crk) Comment
  OBI82498  Rubus armeniacus David J. Keil 2015-7-8 33308 San Luis Obispo Atascadero Creek north of El Camino Real bridge and east of road 280 Comment
  RSA128122  Rubus discolor Clare B. Hardham 1957-6-17 2237 San Luis Obispo Edge of Tassajara Creek. W of Santa Margarita. Comment
  OBI9989  Rubus parviflorus R. F. Hoover 1948-5-3 7517 San Luis Obispo See Canyon Comment
  OBI35332  Rubus ursinus Melody Dickens 1981-3-30 61 San Luis Obispo Morro Rock, Morro Bay Comment
  CAS-BOT-BC156993  Rubus ursinus Roxana S. Ferris 1929-4-16 7646 San Luis Obispo Toro Creek, north of [Moro] Morro Comment
  UCD101076  Rumex acetosella Ernest C. Twisselmann 1965-11-2 11691 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 15 Comment
  OBI42714  Rumex conglomeratus David J. Keil 1977-8-21 12514 San Luis Obispo 3 mi W of Cuesta College along Calif hwy 1. Small stream S of hwy Comment
  OBI36987  Rumex crispus Eric Wise 1981-6-11 518 San Luis Obispo Little Morro Crk, Morro Bay Comment
  RSA0042481  Rumex crispus LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6414 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
  OBI10837  Rumex crispus Nikki Shorey 1964-2-22 9 San Luis Obispo Along Edna Rd towards Arroyo Grande Comment
  CAS-BOT-BC433601  Rumex hymenosepalus James R. Shevock; Jack Zaninovich 1983-3-30 10225 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side at Panorama Hills, 20.5 miles northwest from California highway 33/166. 800 Comment
  CAS-BOT-BC433816  Rumex pulcher Clare B. Hardham 1958-10-11 4026 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  CAS-BOT-BC433989  Rumex salicifolius Ernest C. Twisselmann 1955-10-1 2431 San Luis Obispo Southwest end of Morro Bay 0 Comment
  OBI19510  Rumex salicifolius David J. Keil, V. L. Holland 1979-5-30 13102 San Luis Obispo Just outside of San Luis Obispo city limit on E side of Orcutt Rd Comment
  SBBG3778  Rupertia physodes C. B. Hardham 1956-6-6 862 San Luis Obispo Dellaganna stream (headwaters of Las Tablas Crk) Comment
  UC1392978  Rupertia physodes R. F. Hoover 1967-12-3 10887 San Luis Obispo Lower Lopez Canyon Comment
  UC1928067 Image available Rupertia physodes David Keil 2008-5-22 30521 San Luis Obispo Santa Lucia Mountains. Mount Lowe Road, ca. 1.5 miles from junction with US 101 at boundary of Los Padres National Forest. 620 Comment
  OBI6140  Salicornia pacifica D. Waive Stager 1972-8-21 43 San Luis Obispo Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  RSA115516  Salicornia virginica E. C. Twisselmann 1955-10-1 2436 San Luis Obispo Southern end of Morro Bay. 0 Comment
  JEPS114137  Salix exigua E. L. Painter, M. Wetherwax 2002-4-21 CR- 286 San Luis Obispo Camp Roberts. Nacimiento River backwash at end of Bivouac Rd. Comment
  OBI9852  Salix exigua Robert F. Hoover 1966-7-13 9904 San Luis Obispo Yaro Crk Comment
  UC1872932  Salix gooddingii David Keil 2001-5-10 29439 San Luis Obispo Bitterwater Road, 12.3 road mi N from Hwy 58. Canyon area E from road. Comment
  OBI37094  Salix laevigata Eric Wise 1983-9-23 1788 San Luis Obispo Little Morro Creek, Morro Bay Comment
  OBI9838  Salix laevigata Robert F. Hoover 1947-3-19 6703 San Luis Obispo Oak Park District Comment
  OBI37184  Salix laevigata Eric Wise 1981-9-17 1173 San Luis Obispo Berquist Ranch Rd. 12.8 mi N of hwy 58 on Shell Creek Rd Comment
  OBI79017  Salix lasiandra David J. Keil 2013-8-22 31960 San Luis Obispo Morro Bay State Park. Vicinity of road junction of State Park Road with South Bay Blvd. and bridge over Chorro and Morro Creeks 8 Comment
  OBI36895  Salix lasiolepis Eric Wise 1981-9-29 1272 San Luis Obispo Oso Flaco Lake Comment
  OBI36896  Salix lasiolepis Eric Wise 1981-9-29 1282 San Luis Obispo Black Lake cyn at hwy 1 Comment
  OBI37207  Salix lasiolepis Eric Wise 1983-3-6 1680 San Luis Obispo Santa Margarita Lake: man-made reservoir in Salinas river channel Comment
  POM202683  Salix lasiolepis Marcus E. Jones 1934-4-5 s.n. San Luis Obispo Pismo Beach. Comment
  SD247502  Salix lasiolepis Mark A. Elvin 2014-12-18 7858 San Luis Obispo Central Coast: Guadalupe Dunes, Guadalupa-Nipomo Dunes National Wildlife Refuge, Colorada Pond, ca 80 m from S Refuge boundary. 17 Comment
  UC1135032  Salix lasiolepis B. Bolt 1936-4-24 689 San Luis Obispo 1 mi nw Atascadero; San Luis Obispo Quadrangle Comment
  UCR263715  Salix lasiolepis Mark A. Elvin, Glenn M. Greenwald, Jason Storlie 2014-12-18 7858 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Colorada Pond,' c. 80 m from south Refuge boundary 17 Comment
  CAS-BOT-BC107122  Salix lasiolepis Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14050 San Luis Obispo La Panza Range, Fernandez Canyon 487 Comment
  OBI37329  Salix lasiolepis Eric Wise 1983-2-17 1632 San Luis Obispo 0.4 mi S of Tiffany Rd on Orcutt Rd Comment
  OBI80348  Salix lasiolepis Kristen M. Nelson 2014-2-9 9 San Luis Obispo Ca. 11 miles SW of downtown San Luis Obispo, ca. 3 driving miles southeast of CA-227 on Corbett Canyon Road. 116 Comment
  OBI81178  Salsola australis Michael Walgren 2015-10-21 459 San Luis Obispo Cloisters Housing Development? in the City of Morro Bay 6 Comment
  UCD99283  Salsola damascena H. A. Krug; M. J. Hollarman, T. C. Fuller 1980-10-29 20342 San Luis Obispo San Luis Obispo County: summit of Recruit Grade Pass, Temblor Range, Crocker Springs Road, 26 km. southwest of McKittrick. Comment
  RSA0095120  Saltugilia australis Clare B. Hardham 1958-5-5 3203 San Luis Obispo Foothills of Caliente Mt., edge of Carissa Plains. Comment
  RSA411384  Salvia carduacea Paul C. Silva 1947-3-30 1203 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  UC1124748  Salvia leucophylla T. M. Hendrix 1939-5-17 1041 San Luis Obispo 2.2 mi ne Yeary Ranch; Branch Mt. Quad. 594 Comment
  OBI4932  Salvia mellifera Robert F. Hoover 1967-2-18 10208 San Luis Obispo Diablo Cyn, San Luis range Comment
  OBI6268  Salvia mellifera Robert F. Hoover 1964-4-8 8727 San Luis Obispo Ridge NW of Cuesta Pass, just below TV transmitter Comment
  OBI13541  Salvia mellifera H. E. McMinn 1931-4-15 106 San Luis Obispo Morro Rd Comment
  RSA202563  Sambucus mexicana E. C. Twisselmann 1968-5-13 14206 San Luis Obispo Head of Cammatta Canyon at the Cottingham place 610 Comment
  JEPS98649  Sanicula arguta P. Vargas 1996-4-27 19 PV96 San Luis Obispo Morro Rock., hill in front of Comment
  OBI77142  Sanicula arguta Robert F. Hoover 1958-3-6 8412 San Luis Obispo Between Morro Bay and Cayucos, (South of mouth of Toro crk). Comment
  OBI8756  Sanicula arguta Robert F. Hoover 1958-3-6 8412 San Luis Obispo Between Morro Bay and Cayucos, (South of mouth of Toro crk). Comment
  RSA139918  Sanicula arguta Clare B. Hardham 1960-4-2 5330 San Luis Obispo Green Valley near Cambria. Comment
  UC2013174  Sanicula arguta David Keil 1979-7-1 13121 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  RSA212264  Sanicula arguta Robert F. Hoover 1958-3-3 8410 San Luis Obispo Steiner Creek at mouth of Serrano Canyon. Comment
  OBI66648  Sanicula bipinnata D. R. Miller 1994-4-5 494 -163 San Luis Obispo Pine Mt. Region. Canyon trail, near Pear Tree area, Pico crk drainage. 875 Comment
  UC55287  Sanicula bipinnatifida J. H. Barber 1899-4-17 San Luis Obispo San Luis Obispo County Comment
  OBI8802  Sanicula bipinnatifida Robert F. Hoover 1967-4-5 10336 San Luis Obispo Near summit W of East Branch Huerhuero crk on hwy 58 Comment
  OBI8770  Sanicula crassicaulis Robert J. Rodin 1954-4-3 5940 San Luis Obispo E side of Bishops Peak, SLO Comment
  UC1006709  Sanicula hoffmannii C. Ritchie Bell 1951-3-30 3150 San Luis Obispo 5.5 mi e of California Highway 1 (on Pine Mountain Road); Pine Mountain Road Comment
  JEPS86585  Sanicula maritima L. R. Heckard with Jim Hickman et al. 1987-4-11 6655 San Luis Obispo n San Simeon (ca 1 mi from ocean, Arroyo de la Cruz); Arroyo de la Cruz 180 Comment
  LA33015  Sanicula maritima Robert F. Hoover; 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just N of) near ocean on Highway No. 1 Comment
  OBI69951  Sanicula maritima D. R. Miller and E. A. Appel, E. A. Appel 2007-4-7 407 .845 San Luis Obispo Along W side of Hwy 1 .6 mi N of Arroyo de la Cruz bridge Comment
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Jan 10 2015
  RSA128140  Sanicula tuberosa Clare B. Hardham 1959-4-23 4289 San Luis Obispo Tassajara Canyon Comment
  UCR12287  Satureja douglasii Paul D. Wood 1971-8-17 s.n. San Luis Obispo Santa Lucia Mtns., Private property adjoining Santa Rita Old Creek Road, 6.5 mi south of the junction with Vineyard Drive 305 Comment
  UC1127652  Saxifraga californica H. C. Lee 1937-4-11 822 San Luis Obispo 3 1/2 mi sw of Templeton 457 Comment
  OBI3016  Scabiosa atropurpurea Barrett Anderson 1971-9-2 223 San Luis Obispo Along Los Osos Valley Rd between Foothill and Turri Rd Comment
  SBBG104269  Schinus molle F. L. Johnson Proctor 1993-2-20 ROB 159 San Luis Obispo N edge of cantonment area; Camp San Luis Obispo Comment
  OBI35192  Schoenoplectus acutus var. occidentalis Eric Wise 1981-7-10 910 San Luis Obispo Santa Margarita Lake: Man-made reservoir in Salinas River chnl Comment
  UCSB70424  Schoenoplectus americanus H., B.; N., C. 1989-7-14 San Luis Obispo From small hydrologic impoundment; on Orcutt Rd. (near Arroyo Grande) Comment
  UCSB38036  Schoenoplectus californicus Ferren, Wayne 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  OBI66575  Schoenoplectus californicus D. R. Miller 1997-5-17 597 -659 San Luis Obispo Pine Mt Region. Hearst stock pond on the inland side of Ridge Rd at Berma rd jctn area 610 Comment
  OBI58011  Schoenoplectus pungens Austin P. Griffiths 1983-8-18 s.n. San Luis Obispo Oceano Dunes Region. Oso Flaco Lake in front of southwest end of causeway Comment
  RSA127021  Schoenoplectus pungens W. A. Peterson 1937-5-10 826 San Luis Obispo Mouth of Martinez Canyon 488 Comment
  SBBG45238  Schoenoplectus pungens var. badius L. W. Edge 1972-5-31 194 San Luis Obispo N of Oso Flaco Lake Comment
  UC771688  Scirpus cernuus R. F. Hoover 1946-7-21 6229 San Luis Obispo seashore nw Cambria; nw of Cambria Comment
  UC1392600  Scirpus maritimus R. F. Hoover 1969-7-19 11495 San Luis Obispo s of Pismo Creek near Pismo Beach; s of Pismo Creek near Pismo Beach Comment
  OBI22597  Scirpus microcarpus Robert F. Hoover 1950-6-21 8031 San Luis Obispo San Simeon Crk just below forks Comment
  OBI43557  Scirpus microcarpus Eric Wise 1982-6-25 1586 San Luis Obispo Black Lake Cyn 1 mi E of hwy 1 Comment
  SBBG132328  Scirpus microcarpus D. Keil, T. Teed, M. Uchida 2001-6-15 29602 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  CDA17656  Scirpus pungens Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Callender Dunes; Southern edge of White Lake. Comment
  OBI22210  Scribneria bolanderi Robert F. Hoover 1958-5-17 8477 San Luis Obispo Summit of Santa Lucia Mts, NW of Cuesta Pass Comment
  RSA201512  Scribneria bolanderi Robert F. Hoover 1950-5-6 7878 San Luis Obispo Upper Navajo Creek, La Panza Range. Comment
  JEPS84979  Scrophularia californica subsp. californica David Keil with Rhonda Riggins 1987-5-11 20153 San Luis Obispo Cuesta Ridge East, ca 0.1 mi from locked gate below powerline corridor on Cuesta Ridge Rd, 6.7 mi from junct with US Rt 101 Cuesta Ridge East 798 Comment
  OBI40760  Scutellaria tuberosa David J. Keil, Dirk Walters 1986-5-2 19304 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
  OBI52722  Scutellaria tuberosa D. R. Miller 1991-5-23 915 -2 San Luis Obispo Orchard at D.R. Miller property. E slope of Pine Mtn 701 Comment
  RSA760721  Secale cereale David J. Keil 1998-5-6 27071 San Luis Obispo Atascadero. 0.9 miles south of Santa Rosa Road overcrossing on east side of US 101. Comment
  RSA770165  Sedella pentandra David J. Keil 1998-4-28 26933 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. Comment
  CAS-BOT-BC327394  Senecio aphanactis Clare B. Hardham 1958-3-22 2913 San Luis Obispo Steiner Creek near San Luis Obispo, Santa Lucia Mountains Comment
  SBBG18343  Senecio blochmaniae M. A. Piehl 1963-8-4 63791 a San Luis Obispo NW of Oso Flaco Lake Comment
  SD37499  Senecio blochmaniae Edith A. Purer 1932-8-1 4695 San Luis Obispo Morro Bay Comment
  UC111302  Senecio blochmaniae Alice Eastwood Jun 13 1906-Jul 3 1906 San Luis Obispo country adjacent Santa Maria (Casmalia sands); Casmalia Comment
  UC775022  Senecio blochmaniae C. B. Wolf and P. C. Everett 1941-10-1 San Luis Obispo approx 2.5 mi (air) e Oso Flaco Lake (or between CA Highway 1 and S.P.R.R.) 30 Comment
  UC1284958  Senecio californicus R. F. Hoover 1947-3-29 6801 San Luis Obispo on La Panza Road 5 mi e Creston Comment
  UCD135457  Senecio elegans Clifton F. Smith 1983-5-6 12060 San Luis Obispo San Luis Obispo County: Guadalupe Oil Field, north of mouth of Santa Maria River. Comment
  CAS-BOT-BC329110  Senecio flaccidus var. douglasii Rev. R. W. Summers 1886-10-7 486 San Luis Obispo Morro Bay Comment
  UC1070168  Senecio flaccidus var. douglasii H. C. Lee 1937-5-23 975 San Luis Obispo 4 1/4 mi nse Templeton; Paso Robles Quad. Comment
  UC36176  Senecio flaccidus var. douglasii Mrs. Blochman 1893-1 San Luis Obispo Santa Maria Comment
  RSA195832  Senecio flaccidus var. douglasii E. C. Twisselmann 1967-9-9 13677 San Luis Obispo Hills at the summit of Palo Prieta Canyon. 655 Comment
  SD53380  Senecio flaccidus var. douglasii Darley F. Howe 1962-7-23 3347 San Luis Obispo Nacimiento Lake. Comment
  UC1284961  Senecio flaccidus var. douglasii R. F. Hoover 1946-8-18 6305 San Luis Obispo w base La Panza Range; , Sycamore Creek 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
  UC1285140  Senna multiglandulosa R. F. Hoover 1964-1-19 8626 San Luis Obispo San Luis Range, Lower Coon Creek Lower Coon Creek; San Luis Range, Lower Coon Creek Comment
  SBBG112594  Sesuvium verrucosum C. B. Hardham 1960-6-27 6336 San Luis Obispo Huerhuero River Comment
  SBBG4708  Sidalcea C. B. Hardham 1959-4-23 4282 San Luis Obispo Tassajara Cyn, W of Santa Margarita Comment
  IRVC29563  Sidalcea hickmanii subsp. anomala Mark A. Elvin, M. Moore, N. Huber, R. Leverette 2006-5-11 4836 San Luis Obispo Camp San Luis Obispo; E of Hwy 1, S of Primera Mine; 850m SW of Whiskey Springs. Central Coastal 366 Comment
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Nov 18 2008
  UCSB51908  Sidalcea hickmanii subsp. anomala Fairfax, Jennifer 1977-6-9 San Luis Obispo 1-4 miles northwest of Cuesta Pass, Near and along road in cleared spots and on edges of Sargent Cypress Forest 762 Comment
  UC1124976  Sidalcea malviflora subsp. laciniata C. M. Belshaw 1936-3-23 1704 San Luis Obispo 1.9 mi sw Hollister Park; Cayucos Quad. Comment
  UC73431  Sidalcea malviflora subsp. laciniata Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UC56405  Sidalcea malviflora subsp. laciniata Mrs. R. W. Summers 1886-3-17 San Luis Obispo San Luis Valley Comment
  OBI12309  Sidalcea malviflora subsp. malviflora Robert F. Hoover 1965-6-14 9424 San Luis Obispo Near Arroyo del Oso, S of Arroyo de la Cruz Comment
  CAS-BOT-BC384517  Silene antirrhina Ernest C. Twisselmann 1969-5-7 15223 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 563 Comment
  OBI42398  Silene coniflora David J. Keil 1986-4-8 19118 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  UCD98567  Silene coniflora G. F. Hrusa 1995-5-28 12194 San Luis Obispo San Luis Obispo County: Black Buttes Research Center. From Ridge 4. 600 Comment
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Aug 11 2014
  CAS-BOT-BC384589  Silene coniflora R. F. Hoover 1947-3-26 6744 San Luis Obispo Price Canyon (just s. of) Comment
  SBBG118518  Silene gallica E. Painter 2002-4-23 CR 190 San Luis Obispo near Dughi Spring, W of La Trinidad mine tailings; Camp San Luis Obispo 480 Comment
  UCR158741  Silene gallica George K. Helmkamp, E. A. Helmkamp 2005-4-17 9371 San Luis Obispo Central Coast, Corbett Canyon, 2.3 miles north of Calif. Hwy 227 in Arroyo Grande 81 Comment
  UCSB59912  Silene gallica Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo In Reservoir Canyon; 1/4 mile east on trail past cattle guard at the end of Reservoir Road; about 1 miles north of San Luis Obispo, off Hwy. 101 Comment
  RSA135364  Silene laciniata subsp. major Volney Rattan 1887-06 s.n. San Luis Obispo Mountains of San Luis Obispo County. Comment
  SBBG113514  Silene verecunda C. B. Hardham 1957-5-4 1850 San Luis Obispo Tierra Redonda Comment
  SBBG2048  Silene verecunda C. B. Hardham 1958-9-25 3959 San Luis Obispo Cypress Swamp, Cypress Mtn Comment
  CAS-BOT-BC175188  Silene verecunda Clare B. Hardham 1960-6-17 6150 San Luis Obispo Chris Flood Cr., Santa Lucia Mountains Comment
  CAS-BOT-BC75143  Sisymbrium altissimum R. F. Hoover 1965-9-19 9622 San Luis Obispo West edge of Carrizo Plain, west of Simmler. Comment
  OBI14959  Sisymbrium altissimum Robert F. Hoover 1969-7-12 11473 San Luis Obispo Salinas River bed at Paso Robles 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
  OBI57225  Sisymbrium irio David J. Keil 1998-6-1 27547 San Luis Obispo Paso Robles vicinity, E side of Salinas River along River Rd., 0.7 miles N of junction with Experimental Rd. Comment
  OBI42138  Sisymbrium officinale David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19472 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
  OBI64917  Sisymbrium orientale Greg Wilvert 2005-3-21 1 -May San Luis Obispo SE Half of the Caliente Range. 3/4 km S of Soda Lake Rd along Pipeline Rd 849 Comment
  OBI35823  Sisyrinchium bellum Allison Berry 1984-5-30 55 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  SD38285  Solanum americanum Edith A. Purer 1932-8-1 4694 San Luis Obispo Morro Bay, stabilized sand dunes Comment
  OBI28150  Solanum douglasii Jeffery Null 1980-5-11 45 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI22978  Solanum douglasii Richard Teague 1979-11-25 4 San Luis Obispo Chorro Willows in Morro Bay 0 Comment
  OBI2754  Solanum douglasii R. R. LaBelle 1967-10-10 29 San Luis Obispo Laguna Lake, San luis Obispo Comment
  SD186350  Solanum physalifolium var. nitidibaccatum G. K. Helmkamp 2003-8-16 8073 San Luis Obispo Central Coast: Nipomo Mesa at Willow Road, 0.5 mi. E of CA-1, near Black lake golf course 75 Comment
  OBI54304  Solanum rostratum David J. Keil 1996-6-7 25892 San Luis Obispo Laguna Lake, San luis Obispo Comment
  OBI79636  Solanum rostratum D. R. Miller 2014-5-21 514 .109 San Luis Obispo The Rocky Butte/Pine Mountain Region, Ridge top property, near solar panels. 900 Comment
  CAS-BOT-BC157492  Solanum umbelliferum A. Eastwood; J. T. Howell 1937-4-30 4154 San Luis Obispo Huasna district Comment
  CAS-BOT-BC157552  Solanum umbelliferum E. C. Twisselmann 1968-5-13 14202 San Luis Obispo Head of Camatta Canyon at the Cottingham place 609 Comment
  OBI58811  Solanum umbelliferum David J. Keil 1998-6-1 27579 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  POM262050  Solanum umbelliferum I. L. Wiggins 1929-5-24 3746 San Luis Obispo 1.5 miles east of Templeton. Comment
  SEINET7262161 Image available Solanum umbelliferum Unknown 2003-5-1 1217 San Luis Obispo Paso Robles Comment
  UCSB12099  Solanum umbelliferum Breedlove, Dennis 1962-3-29 San Luis Obispo 8.6 miles west of Simmler; La Panza Range 548 Comment
  UC1285366  Solidago elongata R. F. Hoover 1947-8-9 7358 San Luis Obispo San Carpoforo Creek Comment
  CAS-BOT-BC365172  Solidago velutina subsp. californica Ernest C. Twisselmann 1956-11-3 3225 San Luis Obispo La Panza Range. Salinas River, 0.2 mile below Salinas Dam 393 Comment
  UC91169  Soliva sessilis K. Brandegee June 1888 San Luis Obispo San Simeon Comment
  OBI62414  Sonchus asper David J. Keil, Lynne Dee Oyler 1990-5-10 1122 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake S and W across dunes, E to Quercus agrifolia and W again to coast Comment
  SBBG110004  Sonchus asper C. B. Hardham 1957-5-12 1916 San Luis Obispo near spring, along trail to Green's Lake Comment
  OBI65080  Sonchus oleraceus Greg Wilvert 2005-4-25 320 San Luis Obispo SE Half of the Caliente Range. 1.1 km SW of Wells spring 982 Comment
  OBI78630  Sonchus oleraceus David J. Keil 2013-8-28 31978 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
  UCD92770  Sorghum halepense Ernest C. Twisselmann 1962-10-14 7922 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Choice Valley, 1.5 miles E of the summit. 640 Comment
  JEPS16767  Sparganium eurycarpum var. eurycarpum Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4331 San Luis Obispo about 2 mi s Oceano (shores of Black Lake, along State Hwy 1, just n of Callender Siding (Southern Pacific Railroad)); Black Lake Comment
  OBI35498  Spergula arvensis S. M. Inman 1983-5-19 67 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI55580  Spergularia atrosperma George Butterworth 1998-5-31 265 San Luis Obispo Carrizo Plain Natural Area. Beside Windmill Rd, .4 mi NW of ring gate. T31S, R19E, S23 SE Qtr 655 Comment
  CAS-BOT-BC390078  Spergularia atrosperma Ernest C. Twisselmann 1958-4-29 4388 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali plain 6.5 miles south of Soda Lake 640 Comment
  CAS-BOT-BC390195  Spergularia bocconi John Thomas Howell 1964-6-29 40816 San Luis Obispo Cambria Comment
  CAS-BOT-BC390198  Spergularia bocconi R. F. Hoover 1964-7-11 9187 San Luis Obispo Shell Beach Comment
  SBBG113559  Spergularia marina C. B. Hardham 1957-11-19 2758 San Luis Obispo Piedras Blancas Comment
  OBI64568  Spergularia rubra David J. Keil 2001-4-10 29292 -1 San Luis Obispo Campus of California Polytechnic State University. Grounds of new sports complex Comment
  CAS-BOT-BC5575  Sphacele blochmaniae Alice Eastwood 1902-6-10 s.n. San Luis Obispo Between Pozo and La Panza. Near the boundary between Santa Barbara and San Luis Obispo Counties, Calif. Comment
  UCLA71587  Stachys ajugoides var. ajugoides C. Epling, Mrs. Epling Aug 1 1935-Aug 15 1935 San Luis Obispo Morro Bay Comment
  OBI32145  Stachys bullata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14365 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCR118356  Stachys bullata George K. Helmkamp, E. A. Helmkamp 1998-6-30 4223 San Luis Obispo Central Coast, Irish Hills, SW of San Luis Obispo; Prefumo Cyn 2.2 mi SW of Los Osos Valley Rd. 137 Comment
  OBI6619  Stachys bullata Greg Hassen 1975-7-15 41 San Luis Obispo Poly Cyn. Just above W side of Poly Cyn Rd, near end of rd Comment
  SD37504  Stachys bullata Edith A. Purer 1933-7-20 5060 San Luis Obispo Stabilized sand dunes five miles north of Guadalupe. Comment
  SEINET6982898  Stachys bullata W. P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo About 0.1 mile about trestle north of San Luis Obispo. Comment
  UC456145  Stachys bullata Unangst 1906-5-5 638 San Luis Obispo near San Luis Obispo (Poly farm); Steiner Creek Comment
  OBI65135  Stanleya pinnata Greg Wilvert 2005-5-11 403 San Luis Obispo SE Half of the Caliente Range. 0.6 km SW of Semper Spring 947 Comment
  OBI66952  Stebbinsoseris heterocarpa David J. Keil, with Kathleen A. Keil 2001-4-20 29361 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58. Vicinity of 35.50206 deg. N x 120.07846 deg. W 671 Comment
  OBI17398  Stellaria media F. Rush May1956 59 San Luis Obispo Mt. SLO Comment
  UCR140371  Stellaria media George K. Helmkamp 2004-3-21 8384 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi south of the junction of Halcyon Rd., SE of Oceano 61 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
  SBBG18053  Stellaria nitens C. B. Hardham 1960-4-4 5302 San Luis Obispo hills near mouth of Cantinas Crk 243 Comment
  SD39625  Stephanomeria elata Edith A. Purer 1932-8-1 4687 San Luis Obispo Morro Bay Comment
  OBI15429  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-21 10093 San Luis Obispo Price cyn near Pismo Beach Comment
  SBBG42917  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-21 7080 San Luis Obispo 6.5 mi SW of Shandon, St Hwy 41 Comment
  UC1394156  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6931 San Luis Obispo near Pismo beach State Park, Grover City (between railroad tracks and Route 1) Comment
  UCD136315  Stephanomeria exigua subsp. carotifera Ernest C. Twisselmann 1959-8-5 5564 San Luis Obispo San Luis Obispo County: Temblor Range and Western San Joaquin Valley. Dorothy Twisselman Ranch, summit of Choice Valley. 655 Comment
  JEPS35343  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-7-11 9191 San Luis Obispo San Bernardo Creek east of Morro Bay. Comment
  SD71363  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-13 9206 San Luis Obispo Santa Lucia Range, San Bernardo Creek. Comment
  UC1394159  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-20 7074 San Luis Obispo w of Santa Maria (at entrance to Union Oil Refinery, on Rt 1) Comment
  SBBG117898  Stephanomeria exigua subsp. exigua M. Wetherwax, E. Painter, D. Keil, K. Downing 2000-5-16 CR 69 San Luis Obispo near Twin Bridges, between Nacimiento River and Tower Rd; Camp Roberts 160 Comment
  CDA34862  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 -E San Luis Obispo Los Padres National Forest; vicinity of trailhead, 2 miles southeast of Rock Front Ranch, north of Hwy 166. 0 Comment
  JEPS26201  Stephanomeria pauciflora Ernest C. Twisselmann 1958-11-7 4952 San Luis Obispo Salt Canyon Western San Joaquin Valley, Temblor Range, Choice Valley Reg 548 Comment
  UCD143636  Stephanomeria pauciflora Tom Aldrich 1952-10-14 s.n. San Luis Obispo San Luis Obispo County. Comment
  OBI66748  Stephanomeria virgata David J. Keil 2004-8-31 29104 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondonada Road. Comment
  JEPS119362  Stipa cernua R. Snyder, K. Soler 2012-5-21 CA 160 -11 San Luis Obispo Across from Traver ranch on paved section of road. Both sides of road for 1/2 mile. Comment
  OBI50118  Stipa clandestina Michael Curto, Linda Allen 1990-4-11 631 San Luis Obispo 1359 Madonna Rd @ Pereira Dr. SW side of yard along Pereira Dr. Comment
  OBI34370  Stipa lepida Ruth Davis 1964-4-24 105 San Luis Obispo See Cyn, about 9 mi from San Luis Obispo Comment
  OBI57074  Stipa lepida Danielle DeRome 1994-4-16 4169442 San Luis Obispo Collected adj to the Cuesta West loop foot trail on exposed ENE facing slope above Cal Poly Botanic Garden Comment
  OBI37913  Stipa pulchra David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18594 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
  OBI82366  Stipa tenuissima David J. Keil 2016-2-6 33446 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove Comment
  SEINET7063715  Streptanthus glandulosus A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo. UTM Zone 10, 716128mE, 3906096mN. (WGS84/NAD83). 523 Comment
  UCR16916  Streptanthus glandulosus subsp. glandulosus T. P. Krantz 1979-5-29 s.n. San Luis Obispo Eagle Ranch, just east of road to reservoir 405 Comment
  RSA220220  Stuckenia pectinata Ernest C. Twisselmann 1969-10-22 16320 San Luis Obispo O Brien Lake, San Andreas Fault at the summit of Palo Prieta Canyon. 655 Comment
  OBI64974  Stylocline gnaphaloides Greg Wilvert 2005-4-1 89 -1 San Luis Obispo SE Half of the Caliente Range. N edge of range 759 Comment
  SBBG82000  Stylomecon heterophylla C. F. Smith 1950-4-30 2715 San Luis Obispo Temblor Grade from Simmler to McKittrick Comment
  RSA0020767  Stylomecon heterophylla Greg Wilvert 2005-4-16 246 San Luis Obispo 1.8 km NW of Quail Spring Reservoir. 1009 Comment
  UCR29904A  Suaeda moquinii David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14466 San Luis Obispo Inner South Coast Range, Road at S end of Soda Lake c. 0.25 mi east of Soda Lake road 591 Comment
  PASA286  Symphoricarpos albus 1928-5-5 San Luis Obispo Along S. Rita Lake Comment
  CAS-BOT-BC237047  Symphoricarpos mollis C. Butterworth 1960-6-17 6159 San Luis Obispo Lopez Canyon Comment
  UC1119962  Symphoricarpos mollis G. T. Nordstrom 1937-5-12 1208 San Luis Obispo .45 mi ese Asuncion School; Adelaida Quad. 441 Comment
  CAS-BOT-BC237046  Symphoricarpos mollis Clare B. Hardham 1960-5-21 5839 San Luis Obispo Santa Rita Cr., w. of Templeton, Juhl Rch, Santa Lucia Mountains Comment
  RSA175275  Symphoricarpos mollis R. F. Thorne, P. C. Everett 1963-6-7 7 San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 Comment
  OBI17007  Symphyotrichum chilense Robert F. Hoover 1946-10-2 6454 San Luis Obispo Calif Polytechnic campus, San Luis Obispo Comment
  OBI78796  Symphyotrichum subspicatum David J. Keil 2013-8-28 31991 San Luis Obispo Morro Bay State Park. North of Quarry Trail trailhead along South Bay Blvd. Coastal scrub/grassland hillside to east of road; Morro Bay salt marsh to west. At roadside above edge of salt marsh. 5 Comment
  CAS-BOT-BC109472  Systenotheca vortriedei Clare B. Hardham 1961-5-17 7052 San Luis Obispo Santa Lucia Mountains. 4 miles west of Ocean View Mine. 762 Comment
  OBI74898  Tagetes lemmonii Michael Stiles 2011-2-28 s.n. San Luis Obispo Cal Poly Campus, SLO Comment
  CDA26370  Taraxacum officinale David J. Keil 1998-10-9 28161 San Luis Obispo Along California Highway 33, south of junction with California Highway 166, circa 0.7 miles north of Santa Barbara County line in Cuyama River Valley area. 0 Comment
  OBI75719  Taraxacum officinale D. R. Miller 2011-5-24 511 .952 San Luis Obispo Rocky Butte/Pine Mt region. Along Marmolejo crk in upper narrows 488 Comment
  SFV18785  Taraxia ovata A. Dittmer, R. Provin 2004-4-4 31 San Luis Obispo San Simeon State Park, Washburn Campground, Site 220. Exposed, open hilltop. 58 Comment
  OBI54868  Tauschia arguta David J. Keil, with Kathleen A. Keil 1997-4-22 26230 San Luis Obispo Los padres national forest. la panza mountains. east side of pozo summit along pozo road, 5.6 road miles north of junction with san jose-avenales road. 610 Comment
  SBBG93717  Tauschia hartwegii S. A. Junak 1990-5-1 4301 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along old trail on ridge ca. 0.55 mi E of W Cuesta Ridge Rd, ca. 0.3 mi S of second high voltage tower E of W Cuesta Ridge Rd 594 Comment
  OBI19090  Tetragonia tetragonoides Robert F. Hoover 1946-8-8 6284 San Luis Obispo N end of Morro Bay Comment
  UCR135958  Tetragonia tetragonoides George K. Helmkamp 2003-8-16 8080 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  UC1122240  Tetrapteron graciliflorum A. D. Gifford 1937-4-19 815 San Luis Obispo 2 4/5 mi ene Pozo; Pozo Quadrangle Comment
  RSA0035150  Thermopsis macrophylla W. M. Arbaugh 1968-5-10 192 San Luis Obispo Oceano. Comment
  OBI28262  Thysanocarpus curvipes Spasbo/Krystoff 1982-4-18 24 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  CAS-BOT-BC66615  Thysanocarpus curvipes Ernest C. Twisselmann 1953-3-7 252 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 6 miles south of Cholame. Comment
  HSC64110  Thysanocarpus curvipes J. P. Smith 1973-3-21 5898 San Luis Obispo 5 mi. E of Atascadero on Hwy. 41 305 Comment
  RSA585900  Thysanocarpus curvipes var. curvipes F. L. Johnson, M. D. Proctor 1993-2-19 ROB 0123 San Luis Obispo 1 km SW of Ranch House on Nacimento road. Comment
  UCR29935A  Thysanocarpus laciniatus J. H. Nishida, R. L. Allen 1982-4-10 262 San Luis Obispo South Coast Range, American Canyon Campground 537 Comment
  OBI42267  Thysanocarpus laciniatus David J. Keil, V. L. Holland 1986-5-26 19601 San Luis Obispo Oak Shores Dev on N shore of Nacimiento Lake Comment
  CDA5399  Torilis arvensis D. DeRome 1994-6-4 649464 San Luis Obispo Adjacent to Poly Canyon Road, just uphill (north) of the Poly Canyon landfill turn off, on the slope just above Brizzolara Creek. 0 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
  OBI31932  Toxicodendron diversilobum David J. Keil 1981-6-20 14930 San Luis Obispo N of San Simeion along the channel and banks of Arroyo de la Cruz E of Hwy 1. Comment
  SBBG110207  Toxicoscordion fremontii C. B. Hardham 1956-3-17 201 San Luis Obispo Lupin Lane and Templeton Rd Comment
  OBI56822  Tragopogon dubius David J. Keil 1998-6-10 27739 San Luis Obispo Santa Margarita, downtown area along Hwy 58. Comment
  OBI65880  Trichostema lanatum D. R. Miller 1994-6-10 694 -434 San Luis Obispo Pine Mt. Region. Will Hearst property; near first gate area; Marmolejo crk drainage 762 Comment
  SDSU7748  Trichostema lanatum D. F. Howe 1962-7-23 3345 San Luis Obispo Cuesta Pass. 457 Comment
  UC771732  Trichostema lanatum R. F. Hoover 1946-6-15 6150 San Luis Obispo Rinconada Mine, betw. Santa Margarita and Pozo Comment
  UCR61730  Trientalis latifolia George K. Helmkamp 1990-4-19 s.n. San Luis Obispo West Cuesta Ridge, 3 miles NW of US 101, north of San Luis Obispo 671 Comment
  RSA649482  Trientalis latifolia R. S. Woglum 1940-4-20 2628 San Luis Obispo West of Templeton on road to Cambria (State Highway 46) Comment
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Jul 4 2012
  SBBG50988  Trientalis latifolia R. S. Woglum 1938-5-15 1707 San Luis Obispo Paso Robles to Cayucos Comment
  UCSC010440  Trifolium Dylan M. Neubauer, Tim Forsell 2016-4-21 626 San Luis Obispo (SCoRO) Almaden Mine, near Almaden Flats, w of Rocky Butte Truck Trail, .68 air-mile ese Pine Mountain 842 Comment
  OBI76761  Trifolium albopurpureum George Butterworth 2011-4-6 823 San Luis Obispo Carrizo Plain Natl Monument. American Unit, Ring Gate 658 Comment
  SD249212  Trifolium barbigerum var. andrewsii David J. Keil, Lynne Dee Althouse 2002-5-2 29845 San Luis Obispo Santa Margarita Ranch. Comment
  UC1129990  Trifolium ciliolatum H. C. Lee 1937-5-8 897 San Luis Obispo Adeladia Rd Paso Robles quad (130D) 335 Comment
  OBI58053  Trifolium ciliolatum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27484 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  UC1129967  Trifolium depauperatum var. amplectens P. L. Johannsen 1936-3-21 681 San Luis Obispo 1 mi s San Luis Obispo; San Luis Obispo quad 76 Comment
  SBBG112392  Trifolium depauperatum var. amplectens D. Keil, V. L. Holland 1999-4-27 28277 San Luis Obispo McMillan Airstrip, along runway gravel strip; Camp Roberts Comment
  UCSC005978  Trifolium depauperatum var. hydrophilum Randall Morgan 1996-5-9 2941 San Luis Obispo Dense stand along trail E of Laguna Lake Comment
  OBI72295  Trifolium depauperatum var. truncatum Anthony Baniaga, Theo Fitanides 2010-4-18 133 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment